CN201273575Y - New Regenerative Burner with On-line Pulse Jet Decontamination Device - Google Patents
New Regenerative Burner with On-line Pulse Jet Decontamination Device Download PDFInfo
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- CN201273575Y CN201273575Y CNU200820131058XU CN200820131058U CN201273575Y CN 201273575 Y CN201273575 Y CN 201273575Y CN U200820131058X U CNU200820131058X U CN U200820131058XU CN 200820131058 U CN200820131058 U CN 200820131058U CN 201273575 Y CN201273575 Y CN 201273575Y
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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
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
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Abstract
本实用新型是关于一种具有在线脉冲喷吹除污装置的新型蓄热式烧嘴，其包括：蓄热室、蓄热体、燃气喷枪以及脉冲喷吹除污装置；其中的蓄热体设置在燃气喷枪的下面；所述的脉冲喷吹除污装置，设置在蓄热室的下面，其在蓄热体放热过程中采用定时或者定压方式向蓄热体喷吹脉冲高速气流；脉冲喷吹除污装置包括一压力气源、电磁脉冲阀、脉冲控制仪、压力管道以及脉冲喷嘴；该脉冲喷嘴包括1个主喷管，4个分支喷管，主喷管与4个分支喷管的内径相互连通设置；本实用新型通过定时、定温或者定压差向蓄热体脉冲喷吹高速气流，从而除去粘附在蓄热体上的污染物，保持蓄热体较好的通流能力和蓄热效率，延长蓄热体的使用寿命，保证工业正常生产。
The utility model relates to a new regenerative burner with an online pulse jet decontamination device, which includes: a regenerator, a regenerator, a gas spray gun and a pulse jet decontamination device; Below the gas spray gun; the pulse jet decontamination device is arranged below the regenerator, and it uses timing or constant pressure to spray pulsed high-speed airflow to the regenerator during the heat release process of the regenerator; The blowing and decontamination device includes a pressure gas source, electromagnetic pulse valve, pulse controller, pressure pipe and pulse nozzle; the pulse nozzle includes 1 main nozzle, 4 branch nozzles, the main nozzle and 4 branch nozzles The internal diameters of the heat storage body are connected to each other; the utility model pulses high-speed airflow to the heat storage body through timing, constant temperature or constant pressure difference, so as to remove pollutants adhering to the heat storage body and maintain a good flow capacity of the heat storage body and heat storage efficiency, prolong the service life of the heat storage body, and ensure the normal production of the industry.
Description
Technical field
The utility model relates to a kind of New Regenerative burner that is used for the industrial furnace heating, particularly relate to a kind of line pulse winding-up decontamination apparatus that has, use the New Regenerative burner that carries out online scrubbing of sphere and honeycombed heat storage at industrial heating furnace.
Background technology
Nineteen eighty-two, the Hot Work and the company of Centrica (British Gas) of Britain cooperated, and studying successfully is the regenerative combustion system of heat storage with the ceramic bead, is called for short the RCB system, successfully is used on the glass-melting furnace of 1370 ℃ of operating temperatures.Because the specific area of ceramic bead is bigger tens times than checker brick, the volume of regenerator greatly reduces, and the commutation cycle shortens greatly simultaneously.
Phase at the end of the eighties in last century, the good first-class people of Japan scholar Tanaka passes through the further research of New Regenerative combustion technology and perfect, adopt honeycomb ceramic heat accumulator and in conjunction with low oxygen combustion, the big difficult problem of nitrogen oxide when having solved high-temperature air burning (NOx) discharge capacity, propose the notion of high-temperature and low-oxygen combustion, new height is arrived in this skill upgrading.The New Regenerative combustion technology gets most of the attention with the advantage of its obvious energy-saving effect and favorable environment protection, applies rapidly on multiple industrial furnace in industrially developed country such as Europe, North America, Japan.China actively develops the research and development to regenerative combustion technology since the mid-90 in last century, and steel industry takes the lead in applying, and adopts heating furnace, heat-treatment furnace and the ladle baking facility of regenerative combustion technology to reach hundreds of seats at present.
Though Regenerative Combustion Technology has multiple advantages such as energy-saving and environmental protection, homogeneous heating and low combustion noise, but in actual application, still there are many problems to study and to solve, wherein more serious problem is that stopping up appears in ceramic bead or honeycomb type heat storage in use for some time, has a strong impact on heat recovery efficiency and industrial furnace heating efficiency and ordinary production.Usually the way that solves this class problem all is to wait Awaiting Overhaul even temporary cessation of production to change heat storage, safeguards to actual production and brings white elephant, causes heavy economic losses.
Iron oxide dust in the furnace gas, and cracking takes place and analyses carbon in the coal gas that contains hydrocarbon when high temperature, containing the many coal gas fuel of tar etc. all is to cause heat storage that the main cause of stopping up takes place, particularly the iron oxide dust in the furnace gas by with the contacting and high temperature solid state reaction of refractory material, form low melting point, reduce the material softer melting temperatur, therefore in use cause low melting point to adhere on the heat storage, increased gas-flow resistance, reduced heat storage efficiency, the adhesive capacity of low melting point has been strengthened the capturing ability of heat storage to dust simultaneously, further worsened the heat storage serviceability, even cause large tracts of land to stop up, can't normally use.
This shows that above-mentioned existing heat-accumulating burner obviously still has inconvenience and defective, and demands urgently further being improved in structure and use.In order to solve the problem that heat-accumulating burner exists, relevant manufacturer there's no one who doesn't or isn't seeks solution painstakingly, but do not see always that for a long time suitable design finished by development, and common product does not have appropriate structure to address the above problem, this obviously is the problem that the anxious desire of relevant dealer solves.
Because the defective that above-mentioned existing heat-accumulating burner exists, the design people is based on being engaged in this type of product design manufacturing abundant for many years practical experience and professional knowledge, and the utilization of cooperation scientific principle, actively studied innovation, in the hope of founding a kind of New Regenerative burner of new structure with line pulse winding-up decontamination apparatus, can improve general existing heat-accumulating burner, make it have more practicality.Through constantly research, design, and after studying sample and improvement repeatedly, create the utility model that has practical value finally.
Summary of the invention
Main purpose of the present utility model is, overcome the defective that existing heat-accumulating burner exists, and a kind of new New Regenerative burner with line pulse winding-up decontamination apparatus is provided, technical problem to be solved is to make it prolong the service time of heat storage in the burner, avoid or reduce heat storage and stop up, reduce the replacing number of times of heat storage, be suitable for various industrial furnaces, thereby be suitable for practicality more, and have the value on the industry.
The purpose of this utility model and to solve its technical problem be to adopt following technical scheme to realize.A kind of New Regenerative burner with line pulse winding-up decontamination apparatus according to the utility model proposes is characterized in that it comprises: regenerator, heat storage, gas gun and pulse jet decontamination apparatus; One side of described regenerator is provided with gas gun; Described heat storage is the ceramic heat-storing bead, or honeycomb heat accumulation body, is arranged on the refractory metal dividing plate of regenerator bottom, be positioned at gas gun below; Described pulse jet decontamination apparatus, be arranged on regenerator below, its in the heat storage exothermic process, adopt regularly or pressurization methods to heat storage winding-up pulse high velocity air.
The purpose of this utility model and solve its technical problem and can also be further achieved by the following technical measures.
Aforesaid New Regenerative burner with line pulse winding-up decontamination apparatus, wherein said pulse jet decontamination apparatus comprises a pressure gas source, electromagnetic impulse valve, pulse control instrument, pressure pipeline and impulse jet nozzle; Electromagnetic impulse valve is arranged on the pressure pipeline, controls its folding; At least 1 impulse jet nozzle is connected with this pressure gas source by pressure pipeline.
Aforesaid New Regenerative burner with line pulse winding-up decontamination apparatus, wherein said impulse jet nozzle comprises 1 main jet pipe, the setting that is interconnected of 4 branch's jet pipes, the internal diameter of main jet pipe and 4 branch's jet pipes; The caliber of branch's jet pipe wherein is less than the caliber of main jet pipe; To between 45 degree, its best angle is 30 degree to the angle of this branch's jet pipe and main jet pipe, and branch's jet pipe equidistantly arranges in the neighboring of main jet pipe at 10 degree, is 90 degree angles between each branch's jet pipe.
Aforesaid New Regenerative burner with line pulse winding-up decontamination apparatus, wherein said impulse jet nozzle is installed in the bottom or the sidepiece of ceramic heat-storing bead, and the direction of fluid that is installed in honeycomb heat accumulation body; The quantity of impulse jet nozzle determines that according to the heat storage aspect is long-pending its computational methods are:
N
nozzle＝A
reg/A
jet
N wherein
NozzleBe nozzle quantity, A
RegBe the recuperation layer area,
A
JetBe the single-nozzle jet zone of influence;
Above-mentioned impulse jet nozzle is to make the winding-up air-flow on the position that blowing direction is evenly distributed, and it is to the distance of the heat storage scope at 15-40cm, and distance wherein commonly used is the scope of 20-30cm.
Aforesaid New Regenerative burner with line pulse winding-up decontamination apparatus, wherein said pulse control instrument is by the cycle and the intensity of time control, temperature control, pressure reduction control and regulation pulse jet.
The utility model adopts accumulator as pressure gas source, thereby makes air-flow pulse jet heat storage bed by quick opening and closing valve.For fear of in the winding-up process owing to the unreasonable increase that causes flow resistance of design of pipeline and nozzle, influence the pulse jet effect, must consider the parameters such as the flow direction, diameter of pipeline and impulse jet nozzle, avoid the pressure loss excessive; Simultaneously the quantity of impulse jet nozzle is determined according to the heat storage aspect is long-pending, its from the distance of heat storage so that the winding-up air-flow be evenly distributed to good at blowing direction; Angle between impulse jet nozzle and the heat storage also will be adjusted to suitable position, evenly distributes on the cross section of accumulation of heat bed to help air-flow.Under the impulse action of high guidance quality air-flow, if air velocity is enough big, the accumulation of heat bed with can produce microseism up and down after air-flow contacts, thereby the pollutant on the heat storage is peeled off.
The employed pulse jet scrubbing of the utility model method can random time be implemented in the industrial furnace running, adopts pulse jet when being particularly suitable in cooled coal gas sprays into stove, thereby the pollutant that sticks on the heat storage is got back in the stove.The pulse jet program can be implemented once in every 1-2 accumulation of heat cycle, also can repeatedly jet in each accumulation of heat cycle, but this may cause the increase influence burning and the energy-saving efficiency of excess air coefficient.
The pulse jet control system mainly adopts timing, constant temperature or level pressure control, and parameters such as its winding-up time, pulse spacing all can be adjusted, and need with adaptation condition.When the industrial furnace initial operating stage, can be according to regularly winding-up of the time cycle of setting, in the time of burner heat storage obstruction after operation a period of time causing pressure reduction increase or the rapid rising of temperature, the number of times that can increase winding-up by the pressure reduction and the temperature of setting, thereby the through-current capability and the heat storage capacity that keep heat storage, avoid serious obstruction, influence the life-span and the ordinary production of heat storage.
The utility model compared with prior art has tangible advantage and beneficial effect.By above technical scheme as can be known, in order to reach aforementioned goal of the invention, major technique of the present utility model thes contents are as follows:
The utility model proposes a kind of New Regenerative burner with line pulse winding-up decontamination apparatus, it comprises: regenerator, heat storage, gas gun and pulse jet decontamination apparatus; Heat storage wherein be arranged on gas gun below; Described pulse jet decontamination apparatus, be arranged on regenerator below, its in the heat storage exothermic process, adopt regularly or pressurization methods to heat storage winding-up pulse high velocity air; The pulse jet decontamination apparatus comprises a pressure gas source, electromagnetic impulse valve, pulse control instrument, pressure pipeline and impulse jet nozzle; This impulse jet nozzle comprises 1 main jet pipe, the setting that is interconnected of 4 branch's jet pipes, the internal diameter of main jet pipe and 4 branch's jet pipes; The utility model passes through timing, constant temperature or level pressure difference to heat storage pulse jet high velocity air, thereby remove the pollutant that sticks on the heat storage, keep heat storage through-current capability and heat storage efficiency preferably, prolong the service life of heat storage, guarantee industrial ordinary production.
By technique scheme, the New Regenerative burner that the utlity model has line pulse winding-up decontamination apparatus has following advantage at least:
The utility model can prolong the service time of heat storage in the burner, avoids or reduces heat storage and stop up, and reduces the replacing number of times of heat storage, is suitable for various industrial furnaces; Thereby heat exchange efficiency that the maintenance in normal use of assurance heat storage is higher and lower resistance coefficient in the service life of prolongation heat storage, reduce the shutdown maintenance number of times.
In sum, the New Regenerative burner with line pulse winding-up decontamination apparatus of the utility model special construction, it has above-mentioned many advantages and practical value, and in like product, do not see have similar structural design to publish or use and really genus innovation, no matter it structurally or bigger improvement all arranged on the function, have large improvement technically, and produced handy and practical effect, and more existing heat-accumulating burner has the multinomial effect of enhancement, thereby be suitable for practicality more, and have the extensive value of industry, really be a novelty, progressive, practical new design.
Above-mentioned explanation only is the general introduction of technical solutions of the utility model, for can clearer understanding technological means of the present utility model, and can be implemented according to the content of specification, below with preferred embodiment of the present utility model and conjunction with figs. describe in detail as after.
The specific embodiment of the present utility model is provided in detail by following examples and accompanying drawing thereof.
Description of drawings
Fig. 1 is the longitudinal sectional view that the utlity model has the New Regenerative burner of line pulse winding-up decontamination apparatus.
Fig. 2 is the vertical view that the utlity model has the impulse jet nozzle in the New Regenerative burner of line pulse winding-up decontamination apparatus.
Fig. 3 is the front view that the utlity model has the impulse jet nozzle in the New Regenerative burner of line pulse winding-up decontamination apparatus.
1: gas gun 2: pressure gas source
3: impulse jet nozzle 4: heat storage
5: regenerator 6: pulse main jet pipe
7,8,9,10: branch's jet pipe
The specific embodiment
For further setting forth the utility model is to reach technological means and the effect that predetermined goal of the invention is taked, below in conjunction with accompanying drawing and preferred embodiment, to according to its specific embodiment of New Regenerative burner, structure, feature and the effect thereof that the utility model proposes with line pulse winding-up decontamination apparatus, describe in detail as after.
Of the present utility modelly to the effect that utilize the quick air-flow that produces in the short time at the utmost point to remove to stick to the various dust on the heat storage and analyse carbon and pollutant such as tar, regenerator experiences accumulation of heat-heat release-cleaning successively and waits periodically program, thereby heat exchange efficiency that the maintenance in normal use of assurance heat storage is higher and lower resistance coefficient, prolong the service life of heat storage, reduce the shutdown maintenance number of times.
The small vibrations of shearing force that is produced when utilizing injecting pulse air flow and generation are enough to remove the pollutant that is attached on the heat storage.When air flow blowing, can cause the relative vibration between the heat storage; the pollution layer that is attached on the heat storage is broken; under the effect of the shearing drive of air-flow or gravity, taken out of heat storage then; contaminant particle or follow jet-stream wind and get back in the stove; perhaps enter the dust collecting in the heat-accumulating burner; thereby reduce the flow resistance of heat storage, increase the heat exchange efficiency between heat storage and the air-flow.
Air pulse directly acts on the lower surface of heat storage accumulation horizon, in order not disturb the normal operation of burner, must guarantee that producing enough big airflow scouring speed in very short time energy removes pollutant.We adopt accumulator as pressure gas source for this reason, thereby make air-flow pulse jet heat storage bed by quick opening and closing valve.For fear of in the winding-up process owing to the unreasonable increase that causes flow resistance of design of pipeline and nozzle, influence the pulse jet effect, must consider the parameters such as the flow direction, diameter of pipeline and nozzle, avoid the pressure loss excessive.Distance and angle between nozzle and the heat storage also will be adjusted to suitable position simultaneously, evenly distributes on the cross section of accumulation of heat bed to help air-flow.Under the impulse action of high guidance quality air-flow, if air velocity is enough big, the accumulation of heat bed with can produce microseism up and down after air-flow contacts, thereby the pollutant on the heat storage is peeled off.
The employed pulse jet scrubbing of the utility model method can random time be implemented in the industrial furnace running, adopts pulse jet when being particularly suitable in cooled coal gas sprays into stove, thereby the pollutant that sticks on the heat storage is got back in the stove.The pulse jet program can be implemented once in every 1-2 accumulation of heat cycle, also can repeatedly jet in each accumulation of heat cycle, but this may cause the increase influence burning and the energy-saving efficiency of excess air coefficient.
The pulse jet control system mainly adopts timing, constant temperature or level pressure control, and parameters such as its winding-up time, pulse spacing all can be adjusted, and need with adaptation condition.When the industrial furnace initial operating stage, can be according to regularly winding-up of the time cycle of setting, in the time of burner heat storage obstruction after operation a period of time causing pressure reduction increase or the rapid rising of temperature, the number of times that can increase winding-up by the pressure reduction and the temperature of setting, thereby the through-current capability and the heat storage capacity that keep heat storage, avoid serious obstruction, influence the life-span and the ordinary production of heat storage.
The utility model can prolong the service time of heat storage in the burner, avoids or reduces heat storage and stop up, and reduces the replacing number of times of heat storage, is suitable for various industrial furnaces.
Seeing also shown in Figure 1ly, is the New Regenerative burner longitudinal sectional view that the utlity model has line pulse winding-up decontamination apparatus.
Embodiment heat-accumulating burner of the present utility model, comprise a regenerator 5, it is fixed on the side of industrial furnace wall, and a side of regenerator 5 is provided with gas gun 1, heat storage 4 is placed on the refractory metal dividing plate of regenerator 5 bottoms, is provided with the pulse jet decontamination apparatus below heat storage 4.
The pulse jet decontamination apparatus is to connect pressure gas source 2 by pressure pipeline, and this pulse jet decontamination apparatus also comprises electromagnetic pulse valve and impulse jet nozzle 3.
Seeing also Fig. 2, shown in Figure 3, is vertical view and the front view that the utlity model has the impulse jet nozzle in the New Regenerative burner of line pulse winding-up decontamination apparatus.
The impulse jet nozzle top is 15-40cm apart from the accumulation of heat bed, and impulse jet nozzle top wherein more commonly used to the distance of accumulation of heat bed is 20-30CM, and to guarantee that air pulse can cover whole heat storage, avoiding regional area short circuit to occur can't scrubbing.
Realize that by control instrument each accumulation of heat cycle carries out pulsatile once winding-up, thereby avoid the accumulation of pollutant, realize timely scrubbing, ensure that heat-accumulating burner moves under normal resistance condition and heat storage efficiency on the heat storage surface.
The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, though the utility model discloses as above with preferred embodiment, yet be not in order to limit the utility model, any those skilled in the art, in the scope that does not break away from technical solutions of the utility model, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be not break away from the technical solutions of the utility model content, foundation technical spirit of the present utility model is to above any simple modification that embodiment did, equivalent variations and modification all still belong in the scope of technical solutions of the utility model.
Claims (5)
1, a kind of New Regenerative burner with line pulse winding-up decontamination apparatus is characterized in that it comprises: regenerator, heat storage, gas gun and pulse jet decontamination apparatus;
One side of described regenerator is provided with gas gun;
Described heat storage is the ceramic heat-storing bead, or honeycomb heat accumulation body, is arranged on the refractory metal dividing plate of regenerator bottom, be positioned at gas gun below;
Described pulse jet decontamination apparatus, be arranged on regenerator below, its in the heat storage exothermic process, adopt regularly or pressurization methods to heat storage winding-up pulse high velocity air.
2, the New Regenerative burner with line pulse winding-up decontamination apparatus according to claim 1 is characterized in that wherein said pulse jet decontamination apparatus comprises a pressure gas source, electromagnetic impulse valve, pulse control instrument, pressure pipeline and impulse jet nozzle;
Electromagnetic impulse valve is arranged on the pressure pipeline, controls its folding;
At least 1 impulse jet nozzle is connected with this pressure gas source by pressure pipeline.
3, the New Regenerative burner with line pulse winding-up decontamination apparatus according to claim 2 is characterized in that wherein said impulse jet nozzle comprises 1 main jet pipe, the setting that is interconnected of 4 branch's jet pipes, the internal diameter of main jet pipe and 4 branch's jet pipes;
The caliber of branch's jet pipe wherein is less than the caliber of main jet pipe;
To between 45 degree, its best angle is 30 degree to the angle of this branch's jet pipe and main jet pipe, and branch's jet pipe equidistantly arranges in the neighboring of main jet pipe at 10 degree, is 90 degree angles between each branch's jet pipe.
4, the New Regenerative burner with line pulse winding-up decontamination apparatus according to claim 2, it is characterized in that wherein said impulse jet nozzle is installed in the bottom or the sidepiece of ceramic heat-storing bead, and the direction of fluid that is installed in honeycomb heat accumulation body;
The quantity of impulse jet nozzle determines that according to the heat storage aspect is long-pending its computational methods are:
N
nozzle＝A
reg/A
jet，
N wherein
NozzleBe nozzle quantity, A
RegBe the recuperation layer area,
A
JetBe the single-nozzle jet zone of influence;
Above-mentioned impulse jet nozzle is to make the winding-up air-flow on the position that blowing direction is evenly distributed, and it is to the distance of the heat storage scope at 15-40cm, and distance wherein commonly used is the scope of 20-30cm.
5, the New Regenerative burner with line pulse winding-up decontamination apparatus according to claim 2 is characterized in that cycle and the intensity of wherein said pulse control instrument by time control, temperature control, pressure reduction control and regulation pulse jet.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820131058XU CN201273575Y (en) | 2008-08-27 | 2008-08-27 | New Regenerative Burner with On-line Pulse Jet Decontamination Device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820131058XU CN201273575Y (en) | 2008-08-27 | 2008-08-27 | New Regenerative Burner with On-line Pulse Jet Decontamination Device |
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| Publication Number | Publication Date |
|---|---|
| CN201273575Y true CN201273575Y (en) | 2009-07-15 |
Family
ID=40883922
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|---|---|---|---|
| CNU200820131058XU Expired - Fee Related CN201273575Y (en) | 2008-08-27 | 2008-08-27 | New Regenerative Burner with On-line Pulse Jet Decontamination Device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103375804A (en) * | 2012-04-24 | 2013-10-30 | 邯郸派瑞节能控制技术有限公司 | Heat-accumulation burner pulse heat accumulator self-cleaning system and method |
| CN104406175A (en) * | 2014-10-25 | 2015-03-11 | 河北钢铁股份有限公司唐山分公司 | Method for on-line clearing precipitated coals blocked in honeycomb holes of heat accumulator |
| CN105953238A (en) * | 2016-04-18 | 2016-09-21 | 杨峥雄 | Burning-out device and method for circulation regenerative thermal oxidizer (RTO) |
| CN111337242A (en) * | 2020-05-20 | 2020-06-26 | 天津美腾科技股份有限公司 | Blowing equipment detection method and material sorting system |
| CN112032748A (en) * | 2020-07-29 | 2020-12-04 | 华电电力科学研究院有限公司 | Circular lower spray pipe type nozzle of coal-fired boiler pneumatic soot blowing system and soot blowing method |
-
2008
- 2008-08-27 CN CNU200820131058XU patent/CN201273575Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103375804A (en) * | 2012-04-24 | 2013-10-30 | 邯郸派瑞节能控制技术有限公司 | Heat-accumulation burner pulse heat accumulator self-cleaning system and method |
| CN104406175A (en) * | 2014-10-25 | 2015-03-11 | 河北钢铁股份有限公司唐山分公司 | Method for on-line clearing precipitated coals blocked in honeycomb holes of heat accumulator |
| CN105953238A (en) * | 2016-04-18 | 2016-09-21 | 杨峥雄 | Burning-out device and method for circulation regenerative thermal oxidizer (RTO) |
| CN111337242A (en) * | 2020-05-20 | 2020-06-26 | 天津美腾科技股份有限公司 | Blowing equipment detection method and material sorting system |
| CN111337242B (en) * | 2020-05-20 | 2020-09-11 | 天津美腾科技股份有限公司 | Blowing equipment detection method and material sorting system |
| CN112032748A (en) * | 2020-07-29 | 2020-12-04 | 华电电力科学研究院有限公司 | Circular lower spray pipe type nozzle of coal-fired boiler pneumatic soot blowing system and soot blowing method |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090715 Termination date: 20140827 |
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