CN106906004A - Pulverized coal gasification control method and pulverized coal gasification device - Google Patents
Pulverized coal gasification control method and pulverized coal gasification device Download PDFInfo
- Publication number
- CN106906004A CN106906004A CN201710177501.0A CN201710177501A CN106906004A CN 106906004 A CN106906004 A CN 106906004A CN 201710177501 A CN201710177501 A CN 201710177501A CN 106906004 A CN106906004 A CN 106906004A
- Authority
- CN
- China
- Prior art keywords
- oxygen
- pipeline
- burner
- point
- coal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 99
- 239000003245 coal Substances 0.000 title claims abstract description 79
- 238000002309 gasification Methods 0.000 title claims abstract description 54
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 98
- 239000001301 oxygen Substances 0.000 claims abstract description 98
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 98
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 40
- 239000002737 fuel gas Substances 0.000 claims description 40
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 28
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 24
- 238000010926 purge Methods 0.000 claims description 18
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 14
- 239000001569 carbon dioxide Substances 0.000 claims description 14
- 229910052757 nitrogen Inorganic materials 0.000 claims description 12
- 239000000843 powder Substances 0.000 claims description 12
- 239000007789 gas Substances 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims description 9
- 238000004140 cleaning Methods 0.000 claims description 8
- 230000001105 regulatory effect Effects 0.000 claims description 6
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 5
- 230000004907 flux Effects 0.000 claims description 5
- 238000004320 controlled atmosphere Methods 0.000 claims description 3
- 229910001882 dioxygen Inorganic materials 0.000 claims description 3
- 239000000446 fuel Substances 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011280 coal tar Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000004868 gas analysis Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- QVGXLLKOCUKJST-OUBTZVSYSA-N oxygen-17 atom Chemical compound [17O] QVGXLLKOCUKJST-OUBTZVSYSA-N 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/46—Gasification of granular or pulverulent flues in suspension
- C10J3/48—Apparatus; Plants
- C10J3/485—Entrained flow gasifiers
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/72—Other features
- C10J3/723—Controlling or regulating the gasification process
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2300/00—Details of gasification processes
- C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
- C10J2300/0913—Carbonaceous raw material
- C10J2300/093—Coal
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2300/00—Details of gasification processes
- C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
- C10J2300/0953—Gasifying agents
- C10J2300/0959—Oxygen
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2300/00—Details of gasification processes
- C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
- C10J2300/0953—Gasifying agents
- C10J2300/0973—Water
- C10J2300/0976—Water as steam
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
Abstract
The invention discloses a pulverized coal gasification control method and a pulverized coal gasification device, and belongs to the field of pulverized coal gasification. The method and the device are characterized in that each process burner is respectively provided with a gasifying agent branch pipeline and a pulverized coal branch pipeline, the gasifying agent branch pipeline consists of an oxygen branch pipeline and a steam branch pipeline, and the ratio of the gasifying agent flow of a single process burner to the pulverized coal flow is in a proper range by adjusting the gasifying agent flow of the gasifying agent branch pipeline and the pulverized coal flow of the pulverized coal branch pipeline. Compared with the prior art, the pulverized coal gasification control method and the pulverized coal gasification device can enable the burners to achieve consistent oxygen load, better protect the start-up burner and the process burner and prevent the gasification device from stopping due to the fluctuation of a pulverized coal quantity pipeline.
Description
Technical field
The present invention relates to coal gasification field, specifically a kind of coal gasification control method and gasifying powder coal device.
Background technology
Coal gasification process is coal or coal tar and gasifying agent（Oxygen and vapor etc.）The reaction generation oxide of carbon, hydrogen,
The process of the clean gas fuel such as methane, is the core technology and leading technology of generally acknowledged Modern Coal-based Chemical technique, and gasification furnace
It is then the core in coal gasification process technology.Entrained flow bed gasification technology is then the extensive coal gasifying process skill for using universal at present
Art, and the gasification furnace early stage in its core uses spray technique under single burners on top, but because its coal gasification scale and gasification efficiency are received
To limitation, many burner air-flow bed techniques are occurred in that, i.e., many burners are vertically disposed to gasification furnace top, and material is vertically down into gas
Change in stove.Because burner quantity increases, furnace flame area increase, material increases with the collision area of gasifying agent, so as to improve gas
Change efficiency and ability.
But the gasification process there is also many deficiencies：The oxygen flow of multiple process burners is carried out by an oxygen regulating valve
Regulation, in the design just for the oxygen flow balance of many burners hides some dangers for；In addition, in the fine coal delivery system based on two-phase transportation
In system, fine coal pipeline easily fluctuates, but in the case, then the gasification furnace that must interlock carries out parking process；Startup burner
Still run after process burner input, period can consume fuel gas and oxygen, increase consumption.
The content of the invention
Technical assignment of the invention is directed to above-mentioned the deficiencies in the prior art, there is provided a kind of coal gasification control method, should
Method can make burner accomplish that oxygen load is consistent, and preferably protection startup burner and process burner, prevents because of fine coal coal buret line
Fluctuate and cause gasification installation to stop, even the damage of process burner.
Further technical assignment of the invention is to provide a kind of gasifying powder coal device that can realize the above method.
Technical assignment of the invention is realized in the following manner：Coal gasification control method, for the gas of coal gasification
Makeup is put and is provided with startup burner and at least two process burners, startup burner connection fuelgas pipeline and oxygen pipeline, work
Skill burner connects fine coal pipeline and gasifying agent pipeline, and the gasifying agent pipeline is made up of oxygen pipeline and steam pipe line, its feature
It is：
Each process burner is respectively provided with gasifying agent tap line and fine coal tap line（That is, the gasifying agent of each process burner
Pipeline is corresponded with fine coal pipeline and set）, the gasifying agent tap line is by oxygen tap line and steam tap line group
Into the fine coal flow of gasify agent flux and fine coal pipeline by adjusting gasifying agent pipeline makes the gasifying agent of single process burner
The ratio of flow and fine coal flow is in proper range.
Preferably, oxygen is 0.6-1.1, most preferably 0.8-0.9 with fine coal mass flow ratio；The matter of vapor and oxygen
Amount is than being 0.03-0.07, most preferably 0.05.
The water vapour is used to adjust effective Gas content in process burner head counter-fire face temperature and a little raising synthesis gas.
Water vapour need not enter process burner and jump car interlocking with the ratio of oxygen.
Further, fuel gas emptying point can be set on the fuelgas pipeline of startup burner and high-pressure carbon dioxide blows
Sweep a little, fuel gas is vented the demarcation of fuel gas flow before point feeds intake for startup burner；High-pressure carbon dioxide purging point is for opening
Work burner exits the controlled atmosphere of fuelgas pipeline during process burner runs.
Further, can also be set on the oxygen pipeline of startup burner the first oxygen emptying point, the second oxygen emptying point,
Cleaning high pressure nitrogen purging point, the first oxygen emptying point fed intake for startup burner before oxygen flow demarcation；Second oxygen is put
Null point ensures that oxygen is thoroughly isolated with gasification installation；Cleaning high pressure nitrogen purging point is for startup burner in the process burner runtime
Between exit the controlled atmosphere of oxygen pipeline.
For the ease of demarcating valve position, on the oxygen pipeline of startup burner, oxygen regulating valve is preferably provided at oxygen emptying
Point front end.
Before gasification installation prepares operation, startup burner fuel gas and oxygen can be vented point and oxygen and put by fuel gas
Null point is vented, while by the governor valve control emptying flow being vented before point, playing a part of to demarcate valve position.
After startup burner puts into operation, period can be according to startup burner ruuning situation and gasification installation boosting situation pair
Process burner is put into.
Preferably, when startup burner is run to 3.0-3.6MPa, process burner proceeds by input, with utmost
The synthesis gas that avoids be vented, save expense；
Or, when startup burner is run to 1.0MPa, process burner comes into operation, and to reduce startup burner run time, protection goes into operation
Burner.
After process burner puts into operation, for the fluctuation of operating conditions for happening suddenly, the fine coal flow of manually adjustable process burner
And oxygen flow, making the ratio of the gasification agent flux of single process burner and fine coal flow in the reasonable scope, control technique is burnt
Mouth head temperature protects process burner in normal range (NR)；For the severe service fluctuation for happening suddenly, can be in a short time（10 points
Within clock）Parking process are carried out to a certain process burner.Startup burner can choose whether to continue to transport according to gasifier operation situation
OK, such as ruuning situation is stable（Such as 2 hours of even running or more）, startup burner can be stopped, while to fuel gas
Pipeline be passed through high-pressure carbon dioxide, to oxygen pipeline be passed through cleaning high pressure nitrogen carry out purging protection.
Gasifying powder coal device of the invention, including startup burner and at least two process burners, startup burner connection fuel
Gas pipeline and oxygen pipeline, process burner connection fine coal pipeline and gasifying agent pipeline, the gasifying agent pipeline by oxygen pipeline and
Steam pipe line is constituted, and is characterized in that each process burner is respectively provided with gasifying agent tap line and fine coal tap line, the gas
Agent tap line is made up of oxygen tap line and steam tap line.
Preferably, being set on the fuelgas pipeline of startup burner, fuel gas is vented point and high-pressure carbon dioxide blows
Sweep a little, fuel gas emptying point is arranged between fuel flow control valve and the stop valve of fuel gas first, high-pressure carbon dioxide purging
Point is arranged on the first stop valve of fuel gas downstream, and high-pressure carbon dioxide is directly entered gasification furnace.
The settable two oxygen emptying points of the oxygen pipeline of startup burner, cleaning high pressure nitrogen purging point, first oxygen
Emptying point is arranged between startup burner oxygen regulating valve and the stop valve of oxygen second, oxygen flow before being fed intake for startup burner
Demarcate, can more accurately to control the ratio of oxygen and fuel gas when startup burner feeds intake, protect burner；Second oxygen
Gas emptying point be arranged between the stop valve of oxygen first and the stop valve of oxygen second, for after startup burner stops with first
Oxygen emptying point opens atmospheric valve simultaneously, it is ensured that oxygen is thoroughly isolated with gasification furnace；High pressure nitrogen purging point is arranged on into stokehold
Between last one stop valve and oxygen air inlet.
On the oxygen pipeline of startup burner, oxygen regulating valve is preferably provided at oxygen emptying point front end, in order to demarcate
Valve position.
Compared with prior art, coal gasification control method of the invention and gasifying powder coal device have and following prominent have
Beneficial effect：
（One）The gasifying agent pipeline of each process burner is corresponded with fine coal pipeline and set, i.e. each process burner correspondence is a set of
Gasifying agent tap line and fine coal tap line, process burner can rapidly carry out gasifying agent stream when operating condition fluctuates
Amount and the proportion adjustment of fine coal flow, make the ratio of gasification agent flux and fine coal flow in fine coal combustion nozzle system in safe range
It is interior, protect process burner；In the case where there are serious problems in the fine coal induction system for being easier to fluctuate, can be to corresponding
Process burner carry out short time parking process, after the completion of issue handling, the process burner is put into rapidly, can avoid because rise
The gasification furnace stops.
（Two）After being put into operation within the process burner short time, startup burner can be artificial according to the ruuning situation of process burner
Parking process are judged whether to, if now process burner running status is not very good or process burner occurs to jump car, is opened
In the case that work burner does not stop also, gasification furnace is simply to be purged, and without pressure release in stove, treats that furnace gas analysis takes
Coming into operation for process burner can be again carried out after sample is qualified, it is time-consuming, car is jumped to running time again about 30 from process burner
Minute, driving expense can be once saved for 800,000 yuan.
（Three）After process burner puts into operation, manually can be determined whether to stop startup burner according to operating condition
Car, the cleaning high pressure nitrogen after gasifying agent pipeline is by filtering after its parking is protected, fuelgas pipeline is by high-pressure carbon dioxide
Protected, startup burner gasifying agent pipeline cuts off with main system, and carries out emptying isolation, the stabilization of operation can either be ensured
Property, extend form burner service life, the waste of the energy can be avoided again, hourly rate is about 1200 yuan.
Brief description of the drawings
Accompanying drawing 1 is embodiment gasifying powder coal device structural representation；
Accompanying drawing 2 is each burner position view of gasification installation shown in Fig. 1；
Accompanying drawing 3 is process burner fine coal pipeline and gasifying agent pipeline process flow diagram in embodiment；
Accompanying drawing 4 is startup burner fuelgas pipeline and oxygen pipeline process flow diagram in embodiment.
Specific embodiment
Coal gasification control method of the invention and gasifying powder coal device are made with specific embodiment with reference to Figure of description
It is explained in detail below.
Embodiment：
【Gasification installation】
As shown in accompanying drawing 1,2, gasifying powder coal device of the invention includes body of heater 1, startup burner 2 and three process burners 3.Go into operation
Burner 2, process burner 3 are vertically disposed to the top of body of heater 1.Startup burner 2 is assemblied in the center on the top of body of heater 1.Three
Process burner 3 is evenly distributed on around startup burner 2.
As shown in Figure 3, each process burner 3 is respectively by respective fine coal tap line 4, gasifying agent tap line
（Including oxygen tap line 5 and steam tap line 6）It is connected with fine coal house steward 7, oxygen house steward 8 and main steam range 9.
In fine coal tap line 4, oxygen tap line 5 and steam tap line 6 method for arranging of each control valve with it is existing
Control the method for arranging of valve identical in technology on corresponding main pipe line.
As shown in Figure 4, startup burner 2 is connected with fuelgas pipeline 10 and oxygen pipeline 11.
Pressure-regulating valve 12, flow control valve 13 and the first stop valve of fuel gas 14 are serially connected with the burning line 10.
Fuel gas emptying point 18 is provided between flow control valve 13 and the first stop valve of fuel gas 14.The first stop valve of fuel gas 14 and combustion
High-pressure carbon dioxide purging point 19 is provided between material air inlet.
Flow control valve 15, the second stop valve of oxygen 16, the first stop valve of oxygen 17 are serially connected with the oxygen pipeline 11.
The front end of the second stop valve of oxygen 16, rear end are respectively equipped with the first oxygen emptying point 20, the second oxygen emptying point 21.Oxygen first
The high pressure nitrogen purging point set between stop valve 17 and oxygen air inlet.
【Control method】
Before gasification installation prepares operation, startup burner fuel gas and oxygen are vented point by the fuel gas in its respective lines
It is vented with oxygen emptying point, while by the flow control valve 13, the control emptying stream of flow control valve 15 that are vented before point
Amount, plays a part of to demarcate valve position.
After startup burner puts into operation, period can boost situation to work according to startup burner ruuning situation and gasification furnace
Skill burner is put into, and when startup burner is run to 3.0-3.6MPa, process burner proceeds by input.
The initial stage is put into process burner, the input failure of single process burner short time will not cause the parking of gasification furnace.
After process burner puts into operation, for the fluctuation of operating conditions for happening suddenly, the fine coal flow of manually adjustable process burner
And oxygen flow, make single process burner oxygen be 0.8-0.9 with fine coal mass flow ratio；Vapor is with the mass ratio of oxygen
0.04-0.06, control process burner head temperature protects process burner in normal range (NR)；For the severe service ripple for happening suddenly
It is dynamic, parking process can be carried out to a process burner in a short time, put into operation after being disposed.
After process burner puts into operation, startup burner can choose whether to continue to run with according to gasifier operation situation, such as
Ruuning situation stabilization, can stop to startup burner, and the first oxygen emptying point, the second oxygen emptying point open emptying simultaneously
Valve, it is ensured that oxygen is thoroughly isolated with gasification furnace, while being passed through high-pressure carbon dioxide to fuelgas pipeline, being passed through clearly to oxygen pipeline
Clean high pressure nitrogen carries out purging protection, with save the operation of fuel gas with oxygen input when startup burner normally runs into
This.
Claims (9)
1. coal gasification control method, burns for being provided with startup burner and at least two techniques on the gasification installation of coal gasification
Mouth, startup burner connection fuelgas pipeline and oxygen pipeline, process burner connection fine coal pipeline and gasifying agent pipeline, the gasification
Agent pipeline is made up of oxygen pipeline and steam pipe line, it is characterised in that：
Each process burner is respectively provided with gasifying agent tap line and fine coal tap line, and the gasifying agent tap line is by oxygen
Tap line and steam tap line are constituted, by the gasification agent flux and fine coal tap line that adjust gasifying agent tap line
Fine coal flow, makes the agent flux that gasifies of single process burner with the ratio of fine coal flow in proper range.
2. coal gasification control method according to claim 1, it is characterised in that：Oxygen in single process burner gasifying agent
Gas is 0.6-1.1 with fine coal mass flow ratio；Vapor and the mass ratio of oxygen in gasifying agent are 0.03-0.07.
3. coal gasification control method according to claim 1 and 2, it is characterised in that：The fuelgas pipeline of startup burner
On be provided with fuel gas emptying point and high-pressure carbon dioxide purging point,
Fuel gas is vented the demarcation of fuel gas flow before point feeds intake for startup burner；
High-pressure carbon dioxide purging point is protected for the indifferent gas that startup burner exits fuelgas pipeline during process burner runs
Shield.
4. coal gasification control method according to claim 1 and 2, it is characterised in that：The oxygen pipeline of startup burner sets
The first oxygen emptying point, the second oxygen emptying point, cleaning high pressure nitrogen purging point are equipped with,
First oxygen emptying point fed intake for startup burner before oxygen flow demarcation；
Second oxygen emptying point ensures that oxygen is thoroughly isolated with gasification installation；
Cleaning high pressure nitrogen purging point exits the controlled atmosphere of oxygen pipeline for startup burner during process burner runs.
5. coal gasification control method according to claim 4, it is characterised in that：On the oxygen pipeline of startup burner, oxygen
Gas regulating valve is arranged on oxygen emptying point front end.
6. gasifying powder coal device, including startup burner and at least two process burners, startup burner connection fuelgas pipeline and oxygen
Gas pipeline, process burner connection fine coal pipeline and gasifying agent pipeline, the gasifying agent pipeline is by oxygen pipeline and steam pipe line group
Into, it is characterised in that：Each process burner is respectively provided with gasifying agent tap line and fine coal tap line.
7. gasifying powder coal device according to claim 6, it is characterised in that：It is provided with the fuelgas pipeline of startup burner
Fuel gas emptying point and high-pressure carbon dioxide purging point, fuel gas emptying point are arranged on fuel flow control valve and fuel gas first
Between stop valve, high-pressure carbon dioxide purging point is arranged on the first stop valve of fuel gas downstream, and high-pressure carbon dioxide is directly entered
Gasification furnace.
8. the gasifying powder coal device according to claim 6 or 7, it is characterised in that：The oxygen pipeline of startup burner is provided with
Two oxygen emptying points, cleaning high pressure nitrogen purging points, first oxygen emptying point be arranged on startup burner oxygen regulating valve with
Between the stop valve of oxygen second, oxygen flow is demarcated before being fed intake for startup burner；Second oxygen emptying point is arranged on oxygen
Between first stop valve and the stop valve of oxygen second, for being opened with first oxygen emptying point after startup burner stops simultaneously
Atmospheric valve, it is ensured that oxygen is thoroughly isolated with gasification furnace；High pressure nitrogen purging point is arranged on into last one stop valve in stokehold and oxygen
Between gas air inlet.
9. gasifying powder coal device according to claim 8, it is characterised in that：On the oxygen pipeline of startup burner, oxygen is adjusted
Section valve is arranged on oxygen emptying point front end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710177501.0A CN106906004B (en) | 2017-03-23 | 2017-03-23 | Pulverized coal gasification control method and pulverized coal gasification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710177501.0A CN106906004B (en) | 2017-03-23 | 2017-03-23 | Pulverized coal gasification control method and pulverized coal gasification device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106906004A true CN106906004A (en) | 2017-06-30 |
| CN106906004B CN106906004B (en) | 2022-08-02 |
Family
ID=59195896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710177501.0A Active CN106906004B (en) | 2017-03-23 | 2017-03-23 | Pulverized coal gasification control method and pulverized coal gasification device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106906004B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107937036A (en) * | 2017-11-30 | 2018-04-20 | 陕西延长石油（集团）有限责任公司 | The system and method for oxygen concentration in a kind of circle fluidized-bed gasification furnace control gasifying agent |
| CN110295062A (en) * | 2018-03-23 | 2019-10-01 | 中国石化扬子石油化工有限公司 | A kind of part seam jumps the control method of gasification installation stable operation after vehicle |
| CN110408435A (en) * | 2018-04-27 | 2019-11-05 | 中安联合煤化有限责任公司 | A kind of online switching method of single injector overhead type air flow bed powder coal gasification furnace |
| CN112779055A (en) * | 2019-11-07 | 2021-05-11 | 国家能源投资集团有限责任公司 | Plug flow gasifier and gasification method of carbon-containing raw material |
| CN112831353A (en) * | 2021-01-09 | 2021-05-25 | 中国华能集团清洁能源技术研究院有限公司 | A gasification efficiency adjustment system of a gasifier and its working method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104974798A (en) * | 2015-07-07 | 2015-10-14 | 航天长征化学工程股份有限公司 | Control method for operation of pulverized coal burner of pulverized coal pressure gasification reaction device |
-
2017
- 2017-03-23 CN CN201710177501.0A patent/CN106906004B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104974798A (en) * | 2015-07-07 | 2015-10-14 | 航天长征化学工程股份有限公司 | Control method for operation of pulverized coal burner of pulverized coal pressure gasification reaction device |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107937036A (en) * | 2017-11-30 | 2018-04-20 | 陕西延长石油（集团）有限责任公司 | The system and method for oxygen concentration in a kind of circle fluidized-bed gasification furnace control gasifying agent |
| CN107937036B (en) * | 2017-11-30 | 2023-08-04 | 陕西延长石油（集团）有限责任公司 | System and method for controlling oxygen concentration in gasifying agent by circulating fluidized bed gasifier |
| CN110295062A (en) * | 2018-03-23 | 2019-10-01 | 中国石化扬子石油化工有限公司 | A kind of part seam jumps the control method of gasification installation stable operation after vehicle |
| CN110408435A (en) * | 2018-04-27 | 2019-11-05 | 中安联合煤化有限责任公司 | A kind of online switching method of single injector overhead type air flow bed powder coal gasification furnace |
| CN112779055A (en) * | 2019-11-07 | 2021-05-11 | 国家能源投资集团有限责任公司 | Plug flow gasifier and gasification method of carbon-containing raw material |
| CN112831353A (en) * | 2021-01-09 | 2021-05-25 | 中国华能集团清洁能源技术研究院有限公司 | A gasification efficiency adjustment system of a gasifier and its working method |
| CN112831353B (en) * | 2021-01-09 | 2022-03-04 | 中国华能集团清洁能源技术研究院有限公司 | A gasification efficiency adjustment system of a gasifier and its working method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106906004B (en) | 2022-08-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106906004A (en) | Pulverized coal gasification control method and pulverized coal gasification device | |
| CN101050386B (en) | Method for online lowering of charge for gasification burner tip | |
| CN103672967B (en) | Gas turbine combustor | |
| CA2710732C (en) | Method and apparatus to produce synthetic gas | |
| EP2182279B1 (en) | Oxyfuel boiler system and method of controlling the same | |
| US8361348B2 (en) | Method and system for producing synthetic gas from biomass by high temperature gasification | |
| CN1152686A (en) | Method for reducing nitrogen oxide forming while coal burning and burner thereof | |
| CN102428025A (en) | Method for producing a process gas for a Claus process | |
| CN107013902A (en) | Lignite couples boiler combustion system with biomass | |
| AU2009275490B2 (en) | Method and apparatus for starting up gasifying reactors operated with combustible dust | |
| US9145524B2 (en) | System and method for heating a gasifier | |
| CN103486580B (en) | Tiny-oil ignition oxygenation combustion energy conservation system | |
| KR20110096571A (en) | Pure oxygen combustion circulating fluidized bed reactor, operation method of the reactor, and method of upgrading the circulating fluidized bed reactor | |
| CN110030549A (en) | A kind of biological fuel gas mingled burning installation and technique for coal-burning boiler | |
| CN206607201U (en) | Pulverized coal gasification device | |
| US20090272096A1 (en) | Single Manifold Dual Gas Turbine Fuel System | |
| CN110285446B (en) | Method for controlling nitrogen oxide emission of gas turbine | |
| CN106459789B (en) | The starting method of gasification furnace apparatus, integrated gasification combined cycle plant and the furnace apparatus that gasifies | |
| CN103398397A (en) | Combustion system of boiler and combustion method implemented by aid of system | |
| CN104089299B (en) | Low nitrogen burning method | |
| CN107937039A (en) | A kind of biomass gasifying furnace start and stop technique for coupling coal unit | |
| WO2008019555A1 (en) | A coal powder-turbine generator and a method for producing coal powder tw0-phases fuel | |
| CN207452036U (en) | Broken coal gasification is using device of the partial CO 2 as gasifying agent | |
| CN220265631U (en) | Powder coke blending and burning equipment of pulverized coal gasification furnace | |
| CN215162420U (en) | Pulverized coal gasification system using high-temperature transformation condensate as gasifying agent |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180703 Address after: 250204 Shandong Ji'nan Zhangqiu City Diao town Ming Quan chemical fertilizer plant north of the Paddy Field Road South Applicant after: SHANDONG MINGQUAN NEW MATERIAL TECHNOLOGY CO.,LTD. Address before: 250204 Shandong Ji'nan Zhangqiu Diao Zhen Chemical Industrial Park, Ming Quan chemical fertilizer plant Applicant before: SHANDONG JINMEI MINGSHUI CHEMICAL GROUP Co.,Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |