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CN102618332A - Starting/stopping control method and system for powdered coal pressure gasification device - Google Patents

Starting/stopping control method and system for powdered coal pressure gasification device Download PDF

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Publication number
CN102618332A
CN102618332A CN201110438998XA CN201110438998A CN102618332A CN 102618332 A CN102618332 A CN 102618332A CN 201110438998X A CN201110438998X A CN 201110438998XA CN 201110438998 A CN201110438998 A CN 201110438998A CN 102618332 A CN102618332 A CN 102618332A
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valve
burner
oxygen
coal
pulverized coal
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CN102618332B (en
Inventor
石剑
马琳
丁兴强
丁建平
彭书
朱玉营
吴海峰
杨立峰
姜从斌
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Changzheng Engineering Co Ltd
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Changzheng Engineering Co Ltd
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E20/00—Combustion technologies with mitigation potential
    • Y02E20/16—Combined cycle power plant [CCPP], or combined cycle gas turbine [CCGT]
    • Y02E20/18—Integrated gasification combined cycle [IGCC], e.g. combined with carbon capture and storage [CCS]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
    • Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]

Abstract

The invention provides a starting/stopping control method and system for a powdered coal pressure gasification device. The method and system control purging stop, oxygen system starting, ignition burner starting, startup burner starting as well as coal burner starting of the powdered coal pressure gasification device. The starting/stopping control method and system have the advantages of high automation degree, concise starting/stopping control, safety and reliability, short starting time, and greatly reduced starting expense.

Description

Be used for opening/parking control method and system of powdered coal pressuring gasified device
Technical field
The present invention relates to technical field of coal chemical industry, particularly a kind ofly be used for opening/parking control method and system of powdered coal pressuring gasified device.
Background technology
Powdered coal pressuring gasified technology is present a kind of advanced person's Coal Gasification Technology; Be characterized in to join pulverize in the coal pulverizer from the broken coal of feed coal bunker; By the high temperature inert airflow drying; To vapourizing furnace, with the pure oxygen that divides from sky the high-temp combustion reaction taking place through positive delivery, generates crude synthesis gas in stove; As the virgin gas of follow-up workshop section, can be widely used in fields such as coal-based methanol, coal-based synthetic ammonia and coal preparing natural gas, coal system synthetic oil, coal system alkene, coal hydrogen manufacturing, IGCC generating.Mainly there is following deficiency in present powdered coal pressuring gasified technology: control is too complicated, the overall operation situation is undesirable, investment cost is high.
Summary of the invention
The technical problem that (one) will solve
The object of the present invention is to provide a cover level of automation height, terse, safe and reliable control method and the system of control, guarantee the safe operation production of powdered coal pressuring gasified device LP, continous-stable.
(2) technical scheme
To achieve these goals; The invention provides a kind of opening/the parking control method of powdered coal pressuring gasified device that be used for; Said method comprises step: S1, said powdered coal pressuring gasified device is carried out purging before the lifting/voltage reducing; After this said powdered coal pressuring gasified device is carried out lifting/voltage reducing and purge, to replace the flammable medium in the said powdered coal pressuring gasified device; S2, through valve is controlled, after coal burner oxygen pipeline and fine coal pipeline are purged, oxygen is introduced igniter burner and startup burner; S3, igniter burner oxygen pipeline and igniter burner fuelgas pipeline are purged, after this control, make fuel gas and oxygen combustion, thereby ignite said startup burner through fuel air valve and oxygen valve to said igniter burner; S4, startup burner oxygen pipeline and startup burner fuelgas pipeline are purged, after said startup burner is ignited, said igniter burner are quit work, and to said powdered coal pressuring gasified device boost, warming temperature; S5, make fine coal circulation; When throwing coal condition satisfies; Oxygen and fine coal are dropped into said powdered coal pressuring gasified device, and said startup burner is quit work, and make said fine coal withdraw from circulation; And to said powdered coal pressuring gasified device proceed to boost, warming temperature, it is worked down at predetermined pressure and temperature.
Preferably; Said step S1 comprises: S11, close crude synthesis gas and remove the follow-up system pressure regulator valve; Open the crude synthesis gas torch system trip valve that reduces internal heat; And the crude synthesis gas torch system pressure variable valve that reduces internal heat is switched to " decompression mode ", open coal burner oxygen pipeline blow down valve and fine coal pipeline blow down valve purges, purge and close said coal burner oxygen pipeline blow down valve and said fine coal pipeline blow down valve after accomplishing; S12, when said powdered coal pressuring gasified unit temp is reduced to preset temperature; Start said powdered coal pressuring gasified device reduced pressure operation, when said powdered coal pressuring gasified device pressure reaches preset value, open said coal burner oxygen pipeline blow down valve and said fine coal pipeline blow down valve; And carry out " purge and detect protection "; When said " purge detect protection " when being met, the said crude synthesis gas torch system pressure variable valve that reduces internal heat is switched to " pattern of pressure ", and carry out " protection of boosting "; If S13 said " protection of boosting " is met; Then close said coal burner oxygen pipeline blow down valve and said fine coal pipeline blow down valve, the said crude synthesis gas torch system pressure variable valve that reduces internal heat is switched to " decompression mode ", and carry out " step-down protection "; If said " step-down protection " is met; Then open said coal burner oxygen pipeline blow down valve and said fine coal pipeline blow down valve, and carry out " purge and detect protection ", if said " purge and detect protection " is met; Then the said crude synthesis gas torch system pressure variable valve that reduces internal heat is switched to " pattern of pressure ", and carry out " protection of boosting "; If S14 said " protection of boosting " is met; Then close said coal burner oxygen pipeline blow down valve and said fine coal pipeline blow down valve, the said crude synthesis gas torch system pressure variable valve that reduces internal heat is switched to " decompression mode ", and carry out " step-down protection "; If said " step-down protection " is met; Then open said coal burner oxygen pipeline blow down valve and said fine coal pipeline blow down valve, and carry out " purge and detect protection ", if said " purge and detect protection " is met; Then the said crude synthesis gas torch system pressure variable valve that reduces internal heat is switched to " pattern of pressure ", and carry out " protection of boosting "; If S15 said " protection of boosting " is met; Then close said coal burner oxygen pipeline blow down valve and said fine coal pipeline blow down valve; The said crude synthesis gas torch system pressure variable valve that reduces internal heat is switched to " decompression mode ", and carry out " step-down protection ", if said " step-down protection " is met; Then close the said crude synthesis gas torch system trip valve that reduces internal heat, open the injector trip valve that goes into operation.
Preferably; Said step S2 comprises: S21, close crude synthesis gas and remove follow-up system pressure regulator valve, crude synthesis gas torch system trip valve and the crude synthesis gas torch system pressure variable valve that reduces internal heat that reduces internal heat; Open the injector trip valve that goes into operation; Injection LP steam flow remote valve is opened, said powdered coal pressuring gasified device is vacuumized; S22, make igniter burner and startup burner oxygen supply valve and coal burner oxygen supply valve be in closing condition, open coal burner oxygen pipeline blow down valve and fine coal pipeline blow down valve; S23, close main oxygen emptying trip valve, close startup burner oxygen emptying trip valve and igniter burner oxygen emptying trip valve; S24, open the by-pass valve of main oxygen trip valve, after the pressure equilibrium before and after the main oxygen trip valve, open the main oxygen trip valve, close the by-pass valve of said main oxygen trip valve, and beat and burn mouth and startup burner oxygen supply valve said battle.
Preferably, said step S3 comprises: S31, close coal burner oxygen cutting valve, coal dust charging trip valve, startup burner oxygen second trip valve and startup burner fuel gas trip valve; S32, open igniter burner oxygen pipeline blow down valve and igniter burner fuelgas pipeline blow down valve; And carry out " purging check ", then close igniter burner oxygen emptying valve, said igniter burner oxygen pipeline blow down valve and said igniter burner fuelgas pipeline blow down valve after upchecking; S33, start the lighter for ignition of said igniter burner, and carry out " lighter for ignition check ", open igniter burner fuel gas trip valve and igniter burner oxygen cutting valve, and carry out " ignition protection "; S34, when said " lighter for ignition check " and said " ignition protection " are met, said igniter burner fuel gas trip valve and said igniter burner oxygen cutting valve has been opened and when having flame to exist, then close said lighter for ignition.
Preferably; Said step S4 comprises: S41, open startup burner oxygen pipeline blow down valve and startup burner fuelgas pipeline blow down valve; And carry out " purging check "; After accomplishing purging, close startup burner oxygen emptying valve, simultaneously startup burner fuel gas variable valve and startup burner oxygen regulating valve are set to predetermined " startup " aperture; S42, open startup burner oxygen first trip valve; And carry out " protection of startup burner oxygen first trip valve ", and close said startup burner fuelgas pipeline blow down valve, open startup burner fuel gas trip valve; And startup " protection of startup burner fuel gas trip valve "; Close said startup burner oxygen pipeline blow down valve, open startup burner oxygen second trip valve, and carry out " protection of startup burner oxygen second trip valve "; S43, when flame exists; Said startup burner fuel gas variable valve and said startup burner oxygen regulating valve are switched to " automatically "; Insert then " tandem ", start oxygen/fuel gas ratio control, close said coal burner oxygen emptying valve; And said igniter burner is quit work, close go into operation the injector remote valve and the injector trip valve that goes into operation; S44, open the crude synthesis gas torch system trip valve that reduces internal heat; And the crude synthesis gas torch system pressure variable valve that reduces internal heat dropped into " automatically " state; In the given time to said powdered coal pressuring gasified device boost, warming temperature, make said powdered coal pressuring gasified device reach predetermined pressure and temperature.
Preferably; The said out-of-work step of said igniter burner that makes comprises: close igniter burner fuel gas trip valve and igniter burner oxygen cutting valve; Open igniter burner oxygen pipeline blow down valve and igniter burner fuelgas pipeline blow down valve; And carry out " purging check ", after accomplishing purging, close said igniter burner oxygen pipeline blow down valve and said igniter burner fuelgas pipeline blow down valve.
Preferably; Said step S5 comprises: S51, close fine coal first trip valve, fine coal second trip valve, fine coal the 3rd trip valve, fine coal circulation line blow down valve and fine coal circulation trip valve; The fine coal regulating valve is set to predetermined " startup " aperture; Open said fine coal circulation trip valve, open said fine coal first trip valve, fine coal is circulated; S52, when dropping into coal burner condition when satisfying, close coal burner oxygen regulating valve, open coal burner oxygen pipeline blow down valve and fine coal pipeline blow down valve; After carrying out the purging of the scheduled time, close said coal burner oxygen pipeline blow down valve and said fine coal pipeline blow down valve, open the by-pass valve of coal burner main oxygen trip valve; And carry out " first protection of coal burner main oxygen valve ", when pressure reduction is lower than preset value before and after the coal burner main oxygen trip valve, open said coal burner main oxygen trip valve; And carry out " second protection of coal burner main oxygen valve ", and close the by-pass valve of said coal burner main oxygen trip valve, said coal burner oxygen regulating valve is set to predetermined " startup " aperture; Open said fine coal the 3rd trip valve, and carry out " first protection of coal dust trip valve ", open said fine coal second trip valve; And carry out " coal dust trip valve second protection "; Open coal burner oxygen cutting valve, and carry out " coal burner oxygen cutting valve protection ", said coal burner oxygen regulating valve and said fine coal regulating valve are switched to " automatically " position; Insert then " tandem ", start oxygen/fine coal ratio control; S53, said startup burner is quit work, close said fine coal circulation trip valve, open said fine coal circulation line blow down valve and purge,, close said fine coal circulation line blow down valve through behind the purging of the scheduled time; S54, to said powdered coal pressuring gasified device boost, warming temperature, said powdered coal pressuring gasified device is worked when reaching predetermined pressure and temperature.
Preferably; The said out-of-work step of said startup burner that makes comprises: close startup burner oxygen first trip valve, startup burner oxygen second trip valve, igniter burner and startup burner oxygen supply valve and startup burner oxygen regulating valve; Close startup burner fuel gas trip valve and startup burner fuel gas variable valve; Open startup burner oxygen emptying valve, open startup burner oxygen pipeline blow down valve and startup burner fuelgas pipeline blow down valve, and carry out " purge check "; After accomplishing purging, close said startup burner oxygen pipeline blow down valve and said startup burner fuelgas pipeline blow down valve.
Preferably; Also comprise and make the out-of-work step of coal burner: by-pass valve, coal burner oxygen cutting valve, coal burner oxygen regulating valve, fine coal first trip valve, fine coal second trip valve and fine coal the 3rd trip valve of closing coal burner main oxygen trip valve, coal burner main oxygen trip valve; Open coal burner oxygen pipeline blow down valve and fine coal pipeline blow down valve, open fine coal circulation trip valve, standard-sized sheet fine coal regulating valve; Open fine coal circulation line blow down valve; Through after the scheduled time, close fine coal circulation trip valve, fine coal circulation line blow down valve and fine coal regulating valve, close coal burner oxygen pipeline blow down valve and fine coal pipeline blow down valve.
The present invention also provides a kind of opening/Stop Control System of powdered coal pressuring gasified device that be used for; Said system comprises: powdered coal pressuring gasified device parking blow device; Be used for said powdered coal pressuring gasified device is carried out purging before the lifting/voltage reducing; After this said powdered coal pressuring gasified device is carried out lifting/voltage reducing and purge, to replace the flammable medium in the said powdered coal pressuring gasified device; Oxygen system driving device is used for through valve is controlled, and after coal burner oxygen pipeline and fine coal pipeline are purged, oxygen is introduced igniter burner and startup burner; Igniter burner driving device is used for igniter burner oxygen pipeline and igniter burner fuelgas pipeline are purged, and after this controls through fuel air valve and oxygen valve to said igniter burner, makes fuel gas and oxygen combustion, thereby ignites said startup burner; Startup burner driving device is used for startup burner oxygen pipeline and startup burner fuelgas pipeline are purged, and after said startup burner is ignited, said igniter burner is quit work, and to said powdered coal pressuring gasified device boost, warming temperature; Coal burner driving device; Be used to make the fine coal circulation, when throwing coal condition satisfies, oxygen and fine coal dropped into said powdered coal pressuring gasified device; And said startup burner is quit work; And make said fine coal withdraw from circulation, and to said powdered coal pressuring gasified device proceed to boost, warming temperature, it is worked down at predetermined pressure and temperature.
(3) beneficial effect
Of the present invention opening/parking control method and system, level of automation is high, the control of start-stop car is terse, safe and reliable, and the driving time is short, greatly reduces the driving expense.
Description of drawings
With reference to the accompanying drawings and combine instance to further describe the present invention.Wherein:
Fig. 1 shows the exemplary process diagram of of the present invention opening/parking control method.
Fig. 2 shows the process flow sheet of of the present invention opening/parking control method.
Embodiment
Below in conjunction with accompanying drawing and embodiment, specific embodiments of the invention describes in further detail.Following examples are used to explain the present invention, but are not used for limiting scope of the present invention.
Fig. 1 and Fig. 2 show the exemplary process diagram and the process flow sheet of of the present invention opening/parking control method respectively.
As depicted in figs. 1 and 2, according to this embodiment, the invention provides a kind of opening/the parking control method of powdered coal pressuring gasified device that be used for, said method comprises:
S1, the operation of powdered coal pressuring gasified device parking nitrogen purging: said powdered coal pressuring gasified device is carried out purging in short-term before the lifting/voltage reducing; After this said powdered coal pressuring gasified device being carried out repeatedly lifting/voltage reducing purges; To replace the flammable medium in the said powdered coal pressuring gasified device, for said powdered coal pressuring gasified device igniting is got ready;
S2, oxygen system drive to operate: through valve is controlled; After coal burner oxygen pipeline and fine coal pipeline are purged; Oxygen is introduced igniter burner and startup burner, realize the oxygen that draws of oxygen system is operated, for powdered coal pressuring gasified device driving provides combustion-supporting medium;
S3, igniter burner drive to operate: igniter burner oxygen pipeline and igniter burner fuelgas pipeline are purged; After this control through fuel air valve and oxygen valve said igniter burner; A spot of fuel gas and oxygen are lighted under lower pressure; Through burned flame, said startup burner ignites;
S4, startup burner drive to operate: startup burner oxygen pipeline and startup burner fuelgas pipeline are purged; After said startup burner is ignited, said igniter burner is quit work, the startup burner normal operation input; Completion is by the transition of igniter burner to startup burner; Under the protection of safety system (ESD), to said powdered coal pressuring gasified device boost, warming temperature, ready for throwing coal;
S5, coal burner drive to operate: make the fine coal circulation, when throwing coal condition satisfies, oxygen and fine coal are dropped into said powdered coal pressuring gasified device stably; So far, the coal burner feeds intake successfully, and said startup burner is quit work; Thereby accomplish transition by startup burner to coal burner; Make said fine coal withdraw from circulation, and to said powdered coal pressuring gasified device proceed to boost, warming temperature, make it in the full load safe operation production down of predetermined pressure and temperature.
Wherein, said step S1 can specifically comprise:
S11, close crude synthesis gas and remove follow-up system pressure regulator valve PV-0004, HV-0005; Open the crude synthesis gas trip valve XV-0013 of torch system that reduces internal heat; And the crude synthesis gas torch system pressure variable valve PV-0013 that reduces internal heat is switched to " decompression mode "; Open coal burner oxygen pipeline blow down valve XV-0121, XV-0122 and fine coal pipeline blow down valve XV-0X11 and carry out 5 minutes nitrogen purgings; After purging completion in 5 minutes, close said coal burner oxygen pipeline blow down valve XV-0121, XV-0122 and said fine coal pipeline blow down valve XV-0X11;
S12, when said powdered coal pressuring gasified unit temp is reduced to preset temperature (for example: about 220 ℃); Start said powdered coal pressuring gasified device reduced pressure operation; When said powdered coal pressuring gasified device pressure (for example: in the time of 0.15MPaG), open said coal burner oxygen pipeline blow down valve XV-0121, XV-0122 and said fine coal pipeline blow down valve XV-0X11, and carry out " purge detect protection " reaches preset value; When said " purge detect protection " when being met; The said crude synthesis gas torch system pressure variable valve PV-0013 that reduces internal heat is switched to " pattern of pressure ", and carry out " protection of boosting ", can be pressurized to about 0.4MPaG;
If S13 said " protection of boosting " is met; Then close said coal burner oxygen pipeline blow down valve XV-0121, XV-0122 and said fine coal pipeline blow down valve XV-0X11, the said crude synthesis gas torch system pressure variable valve PV-0013 that reduces internal heat is switched to " decompression mode ", and carry out " step-down protection "; Can be depressured to about 0.15MPaG; If said " step-down protection " is met, then opens said coal burner oxygen pipeline blow down valve XV-0121, XV-0122 and said fine coal pipeline blow down valve XV-0X11, and carry out " purge detect protection "; If said " purge and detect protection " is met; Then the said crude synthesis gas torch system pressure variable valve PV-0013 that reduces internal heat is switched to " pattern of pressure ", and carry out " protection of boosting ", can be pressurized to about 0.4MPaG;
If S14 said " protection of boosting " is met; Then close said coal burner oxygen pipeline blow down valve XV-0121, XV-0122 and said fine coal pipeline blow down valve XV-0X11, the said crude synthesis gas torch system pressure variable valve PV-0013 that reduces internal heat is switched to " decompression mode ", and carry out " step-down protection "; Can be depressured to about 0.15MPaG; If said " step-down protection " is met, then opens said coal burner oxygen pipeline blow down valve XV-0121, XV-0122 and said fine coal pipeline blow down valve XV-0X11, and carry out " purge detect protection "; If said " purge and detect protection " is met; Then the said crude synthesis gas torch system pressure variable valve PV-0013 that reduces internal heat is switched to " pattern of pressure ", and carry out " protection of boosting ", can be pressurized to about 0.4MPaG;
If S15 said " protection of boosting " is met; Then close said coal burner oxygen pipeline blow down valve XV-0121, XV-0122 and said fine coal pipeline blow down valve XV-0X11; The said crude synthesis gas torch system pressure variable valve PV-0013 that reduces internal heat is switched to " decompression mode ", and carry out " step-down protection ", if said " step-down protection " is met; Then close the said crude synthesis gas trip valve XV-0013 of torch system that reduces internal heat, open the injector trip valve XV-0016 that goes into operation.
So far purge operations is accomplished, and purges in short-term with 3 ascending, descendings through 5 minutes and presses purge operations, replaces the flammable medium that possibly exist in the said powdered coal pressuring gasified device, lights a fire for vapourizing furnace and gets ready.Need to prove: the time that in aforesaid operations, purges also can be carried out other setting, and for example 3～7 minutes, but should note should the time unsuitable too short or long; If should the time too short, then possibly influence the purging effect, otherwise; If this overlong time, has influenced the efficient that purges at the too much time of then unnecessary waste; Consider the effect and the efficient of purging, the time that purges among the present invention is preferably 5 minutes; In addition, ascending, descending presses the number of times of purge operations also can carry out other setting, for example 1～5 time; But should notice that this number of times is unsuitable very few or too much,, then possibly influence the purging effect if number of times is very few; Otherwise, if number of times is too much, the too much time of then unnecessary waste; Influenced the efficient that purges, considered the effect and the efficient of purging, ascending, descending presses the number of times that purges to be preferably 3 times among the present invention.
Wherein, said step S2 can specifically comprise:
S21, isolate crude synthesis gas and go to follow-up system and the crude synthesis gas torch system of reducing internal heat; Promptly close crude synthesis gas and remove follow-up system pressure regulator valve PV-0004, the crude synthesis gas trip valve XV-0013 of torch system and the crude synthesis gas torch system pressure variable valve PV-0013 that reduces internal heat that reduces internal heat; Open the injector trip valve HV-0005 that goes into operation; HV-0006 opens with injection LP steam flow remote valve, and said powdered coal pressuring gasified device is vacuumized;
S22, make igniter burner and startup burner oxygen supply valve XV-0003 and coal burner oxygen supply valve XV-0004, XV-0005 be in closing condition, open coal burner oxygen pipeline blow down valve XV-0121, XV-0122 and fine coal pipeline blow down valve XV-0X11;
S23, close main oxygen emptying trip valve XV-0006, close startup burner oxygen emptying trip valve XV-0034 and igniter burner oxygen emptying trip valve XV-0069;
S24, open the by-pass valve XV-0002 of main oxygen trip valve; After the pressure equilibrium before and after the main oxygen trip valve; Open main oxygen trip valve XV-0001, close the by-pass valve XV-0002 of said main oxygen trip valve, and beat and burn mouth and startup burner oxygen supply valve XV-0003 said battle; After this, can starting ignition burner and startup burner.
Aforesaid operations is that oxygen system drives to operate; In addition; Also can carry out the oxygen system shut-down operation as required; It comprises: close said main oxygen trip valve XV-0001, the by-pass valve XV-0002 of said main oxygen trip valve, said battle and burn mouth and startup burner oxygen supply valve XV-0003 and coal burner oxygen supply valve XV-0004, XV-0005, open main oxygen emptying trip valve XV-0006 and startup burner oxygen emptying trip valve XV-0034.
Wherein, said step S3 can specifically comprise:
S31, close coal burner oxygen cutting valve XV-0120, coal dust charging trip valve XV-0X10, the startup burner oxygen second trip valve XV-0033 and startup burner fuel gas trip valve 0039;
S32, open igniter burner oxygen pipeline blow down valve XV-0068 and igniter burner fuelgas pipeline blow down valve XV-0063, XV-0064; And carry out " purging check ", then close igniter burner oxygen emptying valve XV-0070, said igniter burner oxygen pipeline blow down valve XV-0068 and said igniter burner fuelgas pipeline blow down valve XV-0063, XV-0064 after upchecking;
S33, start the lighter for ignition of said igniter burner, and carry out " lighter for ignition check ", open igniter burner fuel gas trip valve XV-0061, XV-0062 and igniter burner oxygen cutting valve XV-0065, XV-0066, and carry out " ignition protection ";
S34, when said " lighter for ignition check " and said " ignition protection " are met, said igniter burner fuel gas trip valve and said igniter burner oxygen cutting valve has been opened and when having flame to exist, then close said lighter for ignition.
Wherein, said step S4 can specifically comprise:
S41, open startup burner oxygen pipeline blow down valve XV-0031 and startup burner fuelgas pipeline blow down valve XV-0036, XV-0037; And carry out " purging check "; After accomplishing purging; Close startup burner oxygen emptying valve XV-0035, simultaneously startup burner fuel gas variable valve FV-0034 and startup burner oxygen regulating valve FV-0031 are set to predetermined " startup " aperture;
S42, open the startup burner oxygen first trip valve XV-0032; And carry out " protection of startup burner oxygen first trip valve "; Close said startup burner fuelgas pipeline blow down valve XV-0036, XV-0037; Open startup burner fuel gas trip valve XV-0039, and start " protection of startup burner fuel gas trip valve ", close said startup burner oxygen pipeline blow down valve XV-0031; Open the startup burner oxygen second trip valve XV-0033, and carry out " protection of startup burner oxygen second trip valve ";
S43, when flame exists, said startup burner fuel gas variable valve FV-0034 and said startup burner oxygen regulating valve FV-0031 are switched to " automatically ", insert then " tandem "; Start oxygen/fuel gas ratio control, so far startup burner feeds intake successfully, closes said coal burner oxygen emptying valve XV-0118; And said igniter burner is quit work; So far, igniter burner withdraws from, the startup burner normal operation input; Completion is closed go into operation the injector remote valve HV-0006 and the injector trip valve XV-0016 that goes into operation by the transition of igniter burner to startup burner;
S44, open the crude synthesis gas trip valve XV-0013 of torch system that reduces internal heat; And the crude synthesis gas torch system pressure variable valve PV-0013 that reduces internal heat dropped into " automatically " state; Under the normal protection of ESD system; At the fixed time in (for example: 30 minutes) to said powdered coal pressuring gasified device boost, warming temperature, make said powdered coal pressuring gasified device (for example: 1.0MPaG) and temperature (for example: 800 ℃) reach predetermined pressure.
Wherein, The said out-of-work step of said igniter burner that makes can specifically comprise: close igniter burner fuel gas trip valve XV-0061, XV-0062 and igniter burner oxygen cutting valve XV-0065, XV-0066; Open igniter burner oxygen pipeline blow down valve XV-0068 and igniter burner fuelgas pipeline blow down valve XV-0063, XV-0064; And carry out " purging check "; After accomplishing purging, close said igniter burner oxygen pipeline blow down valve XV-0068 and said igniter burner fuelgas pipeline blow down valve XV-0063, XV-0064.
Wherein, Said step S5 can specifically comprise: S51, close the fine coal first trip valve XV-0X07, the fine coal second trip valve XV-0X08, fine coal the 3rd trip valve XV-0X10, fine coal circulation line blow down valve XV-0X12 and fine coal circulation trip valve XV-0X13; Fine coal regulating valve FV-0X01 is set to predetermined " startup " aperture; Open said fine coal circulation trip valve XV-0X13, open the said fine coal first trip valve XV-0X07, fine coal is circulated; Thereby, make fine coal switch to the smooth operation of coal burner from circulation line according to the pressure of said powdered coal pressuring gasified device; S52, when dropping into coal burner condition when satisfying (for example: said powdered coal pressuring gasified device interlock protection effectively, vapourizing furnace pressure reaches 1.0MPaG, temperature and reach 800 ℃ etc.), close coal burner oxygen regulating valve FV-0103, open coal burner oxygen pipeline blow down valve XV-0121, XV-0122 and fine coal pipeline blow down valve XV-0X11; After carrying out the scheduled time purging of (for example: 2 minutes), close said coal burner oxygen pipeline blow down valve XV-0121, XV-0122 and said fine coal pipeline blow down valve XV-0X11, open the by-pass valve XV-0005 of coal burner main oxygen trip valve; And carry out " coal burner main oxygen valve first protection "; When pressure reduction is lower than preset value before and after the coal burner main oxygen trip valve, open said coal burner main oxygen trip valve XV-0004, and carry out " second protection of coal burner main oxygen valve "; Close the by-pass valve XV-0005 of said coal burner main oxygen trip valve; Said coal burner oxygen regulating valve FV-0103 is set to predetermined " startup " aperture, opens said fine coal the 3rd trip valve XV-0X10, and carry out " coal dust trip valve first protection "; Open the said fine coal second trip valve XV-0X08; And carry out " coal dust trip valve second protection ", open coal burner oxygen cutting valve XV-0120, and carry out " coal burner oxygen cutting valve protection "; Said coal burner oxygen regulating valve FV-0103 and said fine coal regulating valve FV-0X01 are switched to " automatically " position; Insert then " tandem ", start oxygen/fine coal ratio control, so far the coal burner feeds intake successfully; S53, said startup burner is quit work,, startup burner withdraws from; Thereby accomplish transition by startup burner to coal burner; Close said fine coal circulation trip valve XV-0X13, open said fine coal circulation line blow down valve XV-0X12 and purge, behind the purging through the scheduled time (for example: 2 minutes); Close said fine coal circulation line blow down valve XV-0X12, thereby from pipeline, clean out the coal dust in the fine coal circulation line; After S54, the success that feeds intake; Under the ESD system protection; To said powdered coal pressuring gasified device boost, warming temperature, make said powdered coal pressuring gasified device (for example: 4.0MPaG) and temperature (for example: about 1300 ℃) safe operation production at full capacity down reach predetermined pressure.
Wherein, The said out-of-work step of said startup burner that makes can specifically comprise: close the startup burner oxygen first trip valve XV-0032, the startup burner oxygen second trip valve XV-0033, igniter burner and startup burner oxygen supply valve XV-0003 and startup burner oxygen regulating valve FV-0031; Close startup burner fuel gas trip valve XV-0039 and startup burner fuel gas variable valve FV-0034; Open startup burner oxygen emptying valve XV-0034, XV-0035; Open startup burner oxygen pipeline blow down valve XV-0031 and startup burner fuelgas pipeline blow down valve XV-0036, XV-0037; And carry out " purging check ", after accomplishing purging, close said startup burner oxygen pipeline blow down valve XV-0031 and said startup burner fuelgas pipeline blow down valve XV-0036, XV-0037.
Wherein, Can also specifically comprise and make the out-of-work step of coal burner: the by-pass valve XV-0005, coal burner oxygen cutting valve XV-0120, coal burner oxygen regulating valve FV-0103, the fine coal first trip valve XV-0X07, the fine coal second trip valve XV-0X08 and fine coal the 3rd trip valve XV-0X10 that close coal burner main oxygen trip valve XV-0004, coal burner main oxygen trip valve; Open coal burner oxygen pipeline blow down valve XV-0121, XV-0122 and fine coal pipeline blow down valve XV-0X11; Open fine coal circulation trip valve XV-0X13; Standard-sized sheet fine coal regulating valve FV-0X01; Open fine coal circulation line blow down valve XV-0X12, after the scheduled time (for example: 2 minutes), treat that the coal dust complete liquidation in the fine coal pipeline is clean; Close fine coal circulation trip valve XV-0X13, fine coal circulation line blow down valve XV-0X12 and fine coal regulating valve FV-0X01, close coal burner oxygen pipeline blow down valve XV-0121, XV-0122 and fine coal pipeline blow down valve XV-0X11.
Need to prove: in the above-described embodiments, what the gas that is used to purge used is nitrogen, still, also can use dioxide gas or other gas that is fit to.
Description of the invention provides for example with for the purpose of describing, and is not the disclosed form that exhaustively perhaps limit the invention to.A lot of modifications and variation are obvious for those of ordinary skill in the art.Selecting and describing embodiment is for better explanation principle of the present invention and practical application, thereby and makes those of ordinary skill in the art can understand the various embodiment that have various modifications that the present invention's design is suitable for specific end use.

Claims (10)

1.一种用于粉煤加压气化装置的开/停车控制方法，其特征在于，包括步骤：1. A start/stop control method for pulverized coal pressurized gasification device, it is characterized in that, comprises steps: S1、对所述粉煤加压气化装置进行升/降压前吹扫，此后对所述粉煤加压气化装置进行升/降压吹扫，以置换所述粉煤加压气化装置中的可燃性介质；S1. Purging the pulverized coal pressurized gasification device before raising/lowering the pressure, and then performing raising/lowering pressure purging on the pulverized coal pressurized gasification device to replace the pulverized coal pressurized gasification Flammable media in the device; S2、通过对阀门进行控制，在对煤烧嘴氧气管线和粉煤管线进行吹扫后，将氧气引入点火烧嘴和开工烧嘴；S2. By controlling the valve, after the coal burner oxygen pipeline and pulverized coal pipeline are purged, oxygen is introduced into the ignition burner and the start-up burner; S3、对点火烧嘴氧气管线和点火烧嘴燃料气管线进行吹扫，此后通过对所述点火烧嘴的燃料气阀和氧气阀进行控制，使燃料气和氧气燃烧，从而引燃所述开工烧嘴；S3. Purge the oxygen pipeline of the ignition burner and the fuel gas pipeline of the ignition burner, and then control the fuel gas valve and the oxygen valve of the ignition burner to burn the fuel gas and oxygen, thereby igniting the start-up burner; S4、对开工烧嘴氧气管线和开工烧嘴燃料气管线进行吹扫，当所述开工烧嘴被引燃后，使所述点火烧嘴停止工作，并对所述粉煤加压气化装置进行升压、升温操作；S4. Purge the oxygen pipeline of the start-up burner and the fuel gas pipeline of the start-up burner. When the start-up burner is ignited, stop the ignition burner and pressurize the pulverized coal gasification device Carry out boosting and heating operations; S5、使粉煤循环，当投煤条件满足时，将氧气和粉煤投入所述粉煤加压气化装置，并使所述开工烧嘴停止工作，以及使所述粉煤退出循环，并对所述粉煤加压气化装置继续进行升压、升温操作，使其在预定的压力和温度下工作。S5. Circulate the pulverized coal. When the coal feeding conditions are satisfied, put oxygen and pulverized coal into the pulverized coal pressurized gasification device, stop the start-up burner, and withdraw the pulverized coal from circulation, and Continue to increase the pressure and temperature of the pulverized coal pressurized gasification device to make it work at a predetermined pressure and temperature. 2.如权利要求1所述的方法，其特征在于，所述步骤S1包括：2. The method according to claim 1, wherein said step S1 comprises: S11、关闭粗合成气去后续系统压力调节阀，打开粗合成气去火炬系统切断阀，并且将粗合成气去火炬系统压力调节阀切换到“降压模式”，打开煤烧嘴氧气管线吹扫阀和粉煤管线吹扫阀进行吹扫，吹扫完成后关闭所述煤烧嘴氧气管线吹扫阀和所述粉煤管线吹扫阀；S11. Close the pressure regulating valve of the crude synthesis gas going to the follow-up system, open the shut-off valve of the crude syngas going to the flare system, and switch the pressure regulating valve of the crude syngas going to the flare system to "depressurization mode", and open the oxygen pipeline of the coal burner to purge Valve and the pulverized coal pipeline purge valve are purged, and after the purge is completed, the oxygen pipeline purge valve of the coal burner and the pulverized coal pipeline purge valve are closed; S12、当所述粉煤加压气化装置温度降低到预定温度时，启动所述粉煤加压气化装置降压操作，当所述粉煤加压气化装置压力达到预定值时，打开所述煤烧嘴氧气管线吹扫阀和所述粉煤管线吹扫阀，并进行“吹扫检测保护”，当所述“吹扫检测保护”得到满足时，将所述粗合成气去火炬系统压力调节阀切换到“加压模式”，并进行“升压保护”；S12. When the temperature of the pulverized coal pressurized gasification device drops to a predetermined temperature, start the depressurization operation of the pulverized coal pressurized gasification device, and when the pressure of the pulverized coal pressurized gasification device reaches a predetermined value, turn on The coal burner oxygen pipeline purge valve and the pulverized coal pipeline purge valve, and perform "purge detection protection", when the "purge detection protection" is satisfied, the crude synthesis gas is sent to the flare The system pressure regulating valve switches to "pressurization mode" and performs "boost protection"; S13、如果所述“升压保护”得到满足，则关闭所述煤烧嘴氧气管线吹扫阀和所述粉煤管线吹扫阀，将所述粗合成气去火炬系统压力调节阀切换到“降压模式”，并进行“降压保护”，如果所述“降压保护”得到满足，则打开所述煤烧嘴氧气管线吹扫阀和所述粉煤管线吹扫阀，并进行“吹扫检测保护”，如果所述“吹扫检测保护”得到满足，则将所述粗合成气去火炬系统压力调节阀切换到“加压模式”，并进行“升压保护”；S13. If the "boost protection" is satisfied, close the coal burner oxygen pipeline purge valve and the pulverized coal pipeline purge valve, and switch the crude synthesis gas to flare system pressure regulating valve to " Pressure-reducing mode”, and carry out “pressure-reducing protection”, if the “pressure-reducing protection” is satisfied, then open the purge valve of the oxygen pipeline of the coal burner and the purge valve of the pulverized coal pipeline, and perform “blowing If the "purge detection protection" is satisfied, switch the pressure regulating valve of the crude syngas deflare system to "pressurization mode" and perform "boost protection"; S14、如果所述“升压保护”得到满足，则关闭所述煤烧嘴氧气管线吹扫阀和所述粉煤管线吹扫阀，将所述粗合成气去火炬系统压力调节阀切换到“降压模式”，并进行“降压保护”，如果所述“降压保护”得到满足，则打开所述煤烧嘴氧气管线吹扫阀和所述粉煤管线吹扫阀，并进行“吹扫检测保护”，如果所述“吹扫检测保护”得到满足，则将所述粗合成气去火炬系统压力调节阀切换到“加压模式”，并进行“升压保护”；S14. If the "boost protection" is satisfied, close the coal burner oxygen pipeline purge valve and the pulverized coal pipeline purge valve, and switch the crude synthesis gas to flare system pressure regulating valve to " Pressure-reducing mode”, and carry out “pressure-reducing protection”, if the “pressure-reducing protection” is satisfied, then open the purge valve of the oxygen pipeline of the coal burner and the purge valve of the pulverized coal pipeline, and perform “blowing If the "purge detection protection" is satisfied, switch the pressure regulating valve of the crude syngas deflare system to "pressurization mode" and perform "boost protection"; S15、如果所述“升压保护”得到满足，则关闭所述煤烧嘴氧气管线吹扫阀和所述粉煤管线吹扫阀，将所述粗合成气去火炬系统压力调节阀切换到“降压模式”，并进行“降压保护”，如果所述“降压保护”得到满足，则关闭所述粗合成气去火炬系统切断阀，打开开工引射器切断阀。S15. If the "boost protection" is satisfied, close the coal burner oxygen pipeline purge valve and the pulverized coal pipeline purge valve, and switch the crude synthesis gas to flare system pressure regulating valve to " Step-down mode", and carry out "pressure-down protection", if the "pressure-down protection" is satisfied, then close the cut-off valve of the crude syngas to flare system, and open the cut-off valve of the start-up ejector. 3.如权利要求1所述的方法，其特征在于：所述步骤S2包括：3. The method according to claim 1, characterized in that: said step S2 comprises: S21、关闭粗合成气去后续系统压力调节阀、粗合成气去火炬系统切断阀和粗合成气去火炬系统压力调节阀，打开开工引射器切断阀，将引射低压蒸汽流量遥控阀打开，将所述粉煤加压气化装置抽真空；S21. Close the pressure regulating valve of the crude synthesis gas going to the follow-up system, the shut-off valve of the crude synthesis gas going to the flare system and the pressure regulating valve of the crude syngas going to the flare system, open the cut-off valve of the start-up ejector, and open the remote control valve of the low-pressure steam flow, Vacuumize the pulverized coal pressurized gasification device; S22、使点火烧嘴和开工烧嘴氧气供应阀以及煤烧嘴氧气供应阀处于关闭状态，打开煤烧嘴氧气管线吹扫阀和粉煤管线吹扫阀；S22. Keep the ignition burner and start-up burner oxygen supply valves and the coal burner oxygen supply valves in the closed state, and open the coal burner oxygen pipeline purge valve and the pulverized coal pipeline purge valve; S23、关闭主氧气放空切断阀，关闭开工烧嘴氧气放空切断阀和点火烧嘴氧气放空切断阀；S23. Close the main oxygen vent shut-off valve, close the start-up burner oxygen vent shut-off valve and the ignition burner oxygen vent shut-off valve; S24、打开主氧气切断阀的旁路阀，当主氧气切断阀前后的压力平衡后，打开主氧气切断阀，关闭所述主氧气切断阀的旁路阀，并打所述开点火烧嘴和开工烧嘴氧气供应阀。S24, open the bypass valve of the main oxygen shut-off valve, when the pressure before and after the main oxygen shut-off valve is balanced, open the main oxygen shut-off valve, close the bypass valve of the main oxygen shut-off valve, and open the ignition burner and start Burner oxygen supply valve. 4.如权利要求1所述的方法，其特征在于，所述步骤S3包括：4. The method according to claim 1, wherein said step S3 comprises: S31、关闭煤烧嘴氧气切断阀、煤粉进料切断阀、开工烧嘴氧气第二切断阀和开工烧嘴燃料气切断阀；S31. Close the coal burner oxygen cut-off valve, the pulverized coal feed cut-off valve, the start-up burner oxygen second cut-off valve and the start-up burner fuel gas cut-off valve; S32、打开点火烧嘴氧气管线吹扫阀和点火烧嘴燃料气管线吹扫阀，并进行“吹扫检验”，检验通过后则关闭点火烧嘴氧气放空阀、所述点火烧嘴氧气管线吹扫阀和所述点火烧嘴燃料气管线吹扫阀；S32. Open the ignition burner oxygen pipeline purge valve and the ignition burner fuel gas pipeline purge valve, and perform "purge inspection". Sweep valve and said ignition burner fuel gas line purge valve; S33、启动所述点火烧嘴的点火器，并进行“点火器检验”，打开点火烧嘴燃料气切断阀和点火烧嘴氧气切断阀，并进行“点火保护”；S33. Start the igniter of the ignition burner, and perform "igniter inspection", open the fuel gas shut-off valve of the ignition burner and the oxygen shut-off valve of the ignition burner, and perform "ignition protection"; S34、当所述“点火器检验”和所述“点火保护”得到满足、所述点火烧嘴燃料气切断阀和所述点火烧嘴氧气切断阀已经打开且有火焰存在时，则关闭所述点火器。S34. When the "igniter inspection" and the "ignition protection" are satisfied, and the fuel gas cut-off valve of the ignition burner and the oxygen cut-off valve of the ignition burner have been opened and there is a flame, close the lighter. 5.如权利要求1所述的方法，其特征在于：所述步骤S4包括：5. The method according to claim 1, characterized in that: said step S4 comprises: S41、打开开工烧嘴氧气管线吹扫阀和开工烧嘴燃料气管线吹扫阀，并进行“吹扫检验”，当完成吹扫后，关闭开工烧嘴氧气放空阀，同时将开工烧嘴燃料气调节阀和开工烧嘴氧气调节阀设定至预定“启动”开度；S41. Open the purge valve of the oxygen pipeline of the start-up burner and the purge valve of the fuel gas line of the start-up burner, and perform a "purge inspection". The gas regulating valve and the oxygen regulating valve of the start-up burner are set to the predetermined "start-up" opening; S42、打开开工烧嘴氧气第一切断阀，并进行“开工烧嘴氧气第一切断阀保护”，关闭所述开工烧嘴燃料气管线吹扫阀，打开开工烧嘴燃料气切断阀，并启动“开工烧嘴燃料气切断阀保护”，关闭所述开工烧嘴氧气管线吹扫阀，打开开工烧嘴氧气第二切断阀，并进行“开工烧嘴氧气第二切断阀保护”；S42. Open the first oxygen cut-off valve of the start-up burner, and perform "protection of the first oxygen cut-off valve of the start-up burner", close the purge valve of the fuel gas pipeline of the start-up burner, open the fuel gas cut-off valve of the start-up burner, and start "Start-up burner fuel gas cut-off valve protection", close the start-up burner oxygen pipeline purge valve, open the start-up burner oxygen second cut-off valve, and perform "start-up burner oxygen second cut-off valve protection"; S43、当火焰存在时，将所述开工烧嘴燃料气调节阀和所述开工烧嘴氧气调节阀切换到“自动”，然后接入“串级”，启动氧气/燃料气比率控制，关闭所述煤烧嘴氧气放空阀，并使所述点火烧嘴停止工作，关闭开工引射器遥控阀和开工引射器切断阀；S43. When the flame exists, switch the start-up burner fuel gas regulating valve and the start-up burner oxygen regulating valve to "automatic", then connect to "cascade", start the oxygen/fuel gas ratio control, and close all Describe the coal burner oxygen vent valve, and make the ignition burner stop working, close the start-up injector remote control valve and the start-up injector cut-off valve; S44、打开粗合成气去火炬系统切断阀，并将粗合成气去火炬系统压力调节阀投入“自动”状态，在预定时间内对所述粉煤加压气化装置进行升压、升温操作，使所述粉煤加压气化装置达到预定的压力和温度。S44. Open the cut-off valve of the crude synthesis gas de-flare system, put the pressure regulating valve of the crude synthesis gas de-flare system into the "automatic" state, and perform pressure and temperature increase operations on the pulverized coal pressurized gasification device within a predetermined time, Make the pulverized coal pressurized gasification device reach the predetermined pressure and temperature. 6.如权利要求5所述的方法，其特征在于：所述使所述点火烧嘴停止工作的步骤包括：6. The method according to claim 5, wherein the step of stopping the ignition burner comprises: 关闭点火烧嘴燃料气切断阀和点火烧嘴氧气切断阀，打开点火烧嘴氧气管线吹扫阀和点火烧嘴燃料气管线吹扫阀，并进行“吹扫检验”，当完成吹扫后，关闭所述点火烧嘴氧气管线吹扫阀和所述点火烧嘴燃料气管线吹扫阀。Close the ignition burner fuel gas shut-off valve and ignition burner oxygen shut-off valve, open the ignition burner oxygen pipeline purge valve and ignition burner fuel gas pipeline purge valve, and carry out "purge inspection", when the purge is completed, Close the oxygen line purge valve of the ignition burner and the fuel gas line purge valve of the ignition burner. 7.如权利要求1所述的方法，其特征在于：所述步骤S5包括：7. The method according to claim 1, characterized in that: said step S5 comprises: S51、关闭粉煤第一切断阀、粉煤第二切断阀、粉煤第三切断阀、粉煤循环管线吹扫阀和粉煤循环切断阀，将粉煤流量调节阀设定至预定“启动”开度，打开所述粉煤循环切断阀，打开所述粉煤第一切断阀，使粉煤循环起来；S51. Close the first pulverized coal shut-off valve, the second pulverized coal shut-off valve, the third pulverized coal shut-off valve, the pulverized coal circulation pipeline purge valve and the pulverized coal circulation shut-off valve, and set the pulverized coal flow regulating valve to the predetermined "Start ” opening, open the pulverized coal circulation cut-off valve, open the first pulverized coal cut-off valve, and make the pulverized coal circulate; S52、当投入煤烧嘴条件满足时，关闭煤烧嘴氧气调节阀，打开煤烧嘴氧气管线吹扫阀和粉煤管线吹扫阀，进行预定时间的吹扫后，关闭所述煤烧嘴氧气管线吹扫阀和所述粉煤管线吹扫阀，打开煤烧嘴主氧气切断阀的旁路阀，并进行“煤烧嘴主氧气阀第一保护”，当煤烧嘴主氧气切断阀前后压差低于预定值时，打开所述煤烧嘴主氧气切断阀，并进行“煤烧嘴主氧气阀第二保护”，关闭所述煤烧嘴主氧气切断阀的旁路阀，将所述煤烧嘴氧气调节阀设定至预定“启动”开度，打开所述粉煤第三切断阀，并进行“煤粉切断阀第一保护”，打开所述粉煤第二切断阀，并进行“煤粉切断阀第二保护”，打开煤烧嘴氧气切断阀，并进行“煤烧嘴氧气切断阀保护”，将所述煤烧嘴氧气调节阀和所述粉煤流量调节阀切换至“自动”位置，然后接入“串级”，启动氧气/粉煤比率控制；S52. When the coal burner input conditions are satisfied, close the coal burner oxygen regulating valve, open the coal burner oxygen pipeline purge valve and the pulverized coal pipeline purge valve, and after purging for a predetermined time, close the coal burner Oxygen pipeline purge valve and the pulverized coal pipeline purge valve, open the bypass valve of the main oxygen cut-off valve of the coal burner, and perform "the first protection of the main oxygen valve of the coal burner", when the main oxygen cut-off valve of the coal burner When the front and rear pressure difference is lower than the predetermined value, open the main oxygen cut-off valve of the coal burner, and carry out the "second protection of the main oxygen valve of the coal burner", close the bypass valve of the main oxygen cut-off valve of the coal burner, and The oxygen regulating valve of the coal burner is set to a predetermined "start" opening, the third pulverized coal shut-off valve is opened, and the "first protection of the pulverized coal shut-off valve" is performed, and the second pulverized coal shut-off valve is opened, And carry out "coal pulverized coal cut-off valve second protection", open the coal burner oxygen cut-off valve, and carry out "coal burner oxygen cut-off valve protection", switch the coal burner oxygen regulating valve and the pulverized coal flow regulating valve To the "AUTO" position, then access to "Cascade" to start the oxygen/pf ratio control; S53、使所述开工烧嘴停止工作，关闭所述粉煤循环切断阀，打开所述粉煤循环管线吹扫阀进行吹扫，经过预定时间的吹扫后，关闭所述粉煤循环管线吹扫阀；S53. Stop the start-up burner, close the pulverized coal circulation cut-off valve, open the purge valve of the pulverized coal circulation pipeline to purge, and close the pulverized coal circulation pipeline purge valve after a predetermined time of purging. Sweep valve; S54、对所述粉煤加压气化装置进行升压、升温操作，使所述粉煤加压气化装置在达到预定的压力和温度时工作。S54. Perform pressure and temperature raising operations on the pulverized coal pressurized gasification device, so that the pulverized coal pressurized gasification device works when a predetermined pressure and temperature are reached. 8.如权利要求7所述的方法，其特征在于：所述使所述开工烧嘴停止工作的步骤包括：8. The method according to claim 7, characterized in that: the step of stopping the start-up burner comprises: 关闭开工烧嘴氧气第一切断阀、开工烧嘴氧气第二切断阀、点火烧嘴和开工烧嘴氧气供应阀和开工烧嘴氧气调节阀，关闭开工烧嘴燃料气切断阀和开工烧嘴燃料气调节阀，打开开工烧嘴氧气放空阀，打开开工烧嘴氧气管线吹扫阀和开工烧嘴燃料气管线吹扫阀，并进行“吹扫检验”，当完成吹扫后，关闭所述开工烧嘴氧气管线吹扫阀和所述开工烧嘴燃料气管线吹扫阀。Close the start-up burner oxygen first cut-off valve, start-up burner oxygen second cut-off valve, ignition burner and start-up burner oxygen supply valve and start-up burner oxygen regulating valve, close the start-up burner fuel gas cut-off valve and start-up burner fuel Gas regulating valve, open the oxygen vent valve of the start-up burner, open the purge valve of the oxygen pipeline of the start-up burner and the purge valve of the fuel gas line of the start-up burner, and perform a "purge inspection". After the purge is completed, close the start-up burner The burner oxygen line purge valve and the start-up burner fuel gas line purge valve. 9.如权利要求7或8所述的方法，其特征在于：还包括使煤烧嘴停止工作的步骤：9. The method according to claim 7 or 8, further comprising the step of stopping the coal burner: 关闭煤烧嘴主氧气切断阀、煤烧嘴主氧气切断阀的旁路阀、煤烧嘴氧气切断阀、煤烧嘴氧气调节阀、粉煤第一切断阀、粉煤第二切断阀和粉煤第三切断阀，打开煤烧嘴氧气管线吹扫阀和粉煤管线吹扫阀，打开粉煤循环切断阀，全开粉煤流量调节阀，打开粉煤循环管线吹扫阀，经过预定时间后，关闭粉煤循环切断阀、粉煤循环管线吹扫阀和粉煤流量调节阀，关闭煤烧嘴氧气管线吹扫阀和粉煤管线吹扫阀。Close the main oxygen shut-off valve of the coal burner, the bypass valve of the main oxygen shut-off valve of the coal burner, the oxygen shut-off valve of the coal burner, the oxygen regulating valve of the coal burner, the first shut-off valve of pulverized coal, the second shut-off valve of pulverized coal and the pulverized coal The third coal cut-off valve, open the coal burner oxygen pipeline purge valve and pulverized coal pipeline purge valve, open the pulverized coal circulation shut-off valve, fully open the pulverized coal flow regulating valve, open the pulverized coal circulation pipeline purge valve, after the predetermined time Finally, close the pulverized coal circulation cut-off valve, pulverized coal circulation pipeline purge valve and pulverized coal flow regulating valve, and close the coal burner oxygen pipeline purge valve and pulverized coal pipeline purge valve. 10.一种用于粉煤加压气化装置的开/停车控制系统，其特征在于，包括：10. An on/off control system for a pulverized coal pressurized gasification device, characterized in that it comprises: 粉煤加压气化装置停车吹扫装置，用于对所述粉煤加压气化装置进行升/降压前吹扫，此后对所述粉煤加压气化装置进行升/降压吹扫，以置换所述粉煤加压气化装置中的可燃性介质；The pulverized coal pressurized gasification device shut-down purging device is used to purge the pulverized coal pressurized gasification device before raising/lowering the pressure, and then perform the pressure raising/lowering purge of the pulverized coal pressurized gasification device Sweep to replace the combustible medium in the pulverized coal pressurized gasification device; 氧气系统开车装置，用于通过对阀门进行控制，在对煤烧嘴氧气管线和粉煤管线进行吹扫后，将氧气引入点火烧嘴和开工烧嘴；The oxygen system start-up device is used to introduce oxygen into the ignition burner and the start-up burner after purging the coal burner oxygen pipeline and pulverized coal pipeline by controlling the valve; 点火烧嘴开车装置，用于对点火烧嘴氧气管线和点火烧嘴燃料气管线进行吹扫，此后通过对所述点火烧嘴的燃料气阀和氧气阀进行控制，使燃料气和氧气燃烧，从而引燃所述开工烧嘴；The ignition burner start-up device is used to purge the ignition burner oxygen pipeline and the ignition burner fuel gas pipeline, and then control the fuel gas valve and oxygen valve of the ignition burner to burn the fuel gas and oxygen, thereby igniting the start-up burner; 开工烧嘴开车装置，用于对开工烧嘴氧气管线和开工烧嘴燃料气管线进行吹扫，当所述开工烧嘴被引燃后，使所述点火烧嘴停止工作，并对所述粉煤加压气化装置进行升压、升温操作；The start-up burner start-up device is used to purge the start-up burner oxygen pipeline and the start-up burner fuel gas pipeline. When the start-up burner is ignited, the ignition burner stops working, and the powder Coal pressurized gasification device for boosting pressure and heating operation; 煤烧嘴开车装置，用于使粉煤循环，当投煤条件满足时，将氧气和粉煤投入所述粉煤加压气化装置，并使所述开工烧嘴停止工作，以及使所述粉煤退出循环，并对所述粉煤加压气化装置继续进行升压、升温操作，使其在预定的压力和温度下工作。The coal burner start-up device is used to circulate pulverized coal. When the coal feeding conditions are met, oxygen and pulverized coal are put into the pulverized coal pressurized gasification device, and the start-up burner is stopped, and the The pulverized coal exits the circulation, and the pressurized gasification device for pulverized coal continues to increase the pressure and temperature to make it work at a predetermined pressure and temperature.
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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1145112A (en) * 1994-03-31 1997-03-12 福斯特韦勒能源股份公司 A pressurized reactor system and a method of operating the same
CN101654630A (en) * 2009-09-01 2010-02-24 水煤浆气化及煤化工国家工程研究中心 Safe logic control method of pulverized coal gasifier

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1145112A (en) * 1994-03-31 1997-03-12 福斯特韦勒能源股份公司 A pressurized reactor system and a method of operating the same
CN101654630A (en) * 2009-09-01 2010-02-24 水煤浆气化及煤化工国家工程研究中心 Safe logic control method of pulverized coal gasifier

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CN108828940A (en) * 2018-06-01 2018-11-16 山东明泉新材料科技有限公司 Gasification furnace load control method
CN108822897B (en) * 2018-06-01 2020-05-26 山东明泉新材料科技有限公司 Start-up burner control method capable of improving ignition success rate and achieving on-line start/stop
CN108753362A (en) * 2018-06-22 2018-11-06 鲁西化工集团股份有限公司 A kind of clean type gasifying powder coal device of processing waste water opens/control method for stopping and system
CN108753362B (en) * 2018-06-22 2023-08-01 鲁西化工集团股份有限公司 Method and system for controlling start/stop of clean pulverized coal gasification device for treating wastewater
CN110331006A (en) * 2019-07-12 2019-10-15 浙江中控技术股份有限公司 A kind of control method and device that feed intake of hydrogasification technology
CN110305697A (en) * 2019-07-15 2019-10-08 新能能源有限公司 The control method that feeds intake of catalytic coal gasifaction
CN112480971A (en) * 2020-10-28 2021-03-12 中石化宁波工程有限公司 Control method of pulverized coal gasification process for co-combustion of high-concentration organic waste liquid

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