CN204574090U - A kind of oxygen-enriched combustion-supporting application system - Google Patents
A kind of oxygen-enriched combustion-supporting application system Download PDFInfo
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- CN204574090U CN204574090U CN201520198340.XU CN201520198340U CN204574090U CN 204574090 U CN204574090 U CN 204574090U CN 201520198340 U CN201520198340 U CN 201520198340U CN 204574090 U CN204574090 U CN 204574090U
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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
Abstract
The utility model relates to Energy-saving in Industrial Furnaces technology technical field, in particular to a kind of oxygen-enriched combustion-supporting application system, it comprises a burner, this burner is provided with two air inlets and a flame ejiction opening, these two air inlets are combustion air air inlet and gas inlet A, this combustion air air inlet is connected with comburent air duct, and this gas inlet A is connected with premixed gas pipeline; Be provided with premixed device on the left of described premixed gas pipeline, this premixed device is connected with burner by premixed gas pipeline; Described burner is connected with oxygen enrichment special ignition, extinguishing controller by cable; It is with oxygen rich gas and fuel, especially gaseous fuel is mixed into uniform oxygen-enriched combustible premix gas and enters secondary mixing combustion air in burner and carry out the method for burning, effectively can reduce oxygen rich gas consumption, reduce rich Combustion Technics application cost, there is effects of energy saving and emission reduction; Non-return valve for oxygen-rich gas and spark arrester is adopted to eliminate safe hidden trouble.
Description
Technical field
The utility model relates to Energy-saving in Industrial Furnaces technical field, particularly a kind of oxygen-enriched combustion-supporting application system.
Background technology
Oxygen rich gas refers to the gas that oxygen content is greater than 20.93%.Rich Combustion Technics is an emerging power-saving technology, namely adopts oxygen rich gas to participate in burning as the combustion air of industrial furnace.Facts have proved, rich Combustion Technics can effectively improve fuel economy and burn-off rate, reduces fuel heat loss and saves fuel, have significant energy-saving effect, be applicable to various industrial furnace, be particularly useful for the industrial furnace adopting gaseous fuel.Theoretically, the combustion air of industrial furnace is all replaced obtaining best energy-saving effect by oxygen rich gas, but because the combustion air consumption of industrial furnace is huge, and to prepare at present and to store the technology of oxygen rich gas still immature, the producing equipment cost of oxygen rich gas is higher, power consumption is comparatively large, the unit manufacturing cost of oxygen rich gas is remained high, significantly limit development and the application of rich Combustion Technics.Therefore, ensureing to improve consumption fuel economy, fuel-saving basis effectively being reduced oxygen rich gas, the application cost reducing rich Combustion Technics, by the aeration ratio of different temperatures, atmosphere requirements accurate adjustment combustion air, oxygen rich gas, combustion gas to make the lucky Thorough combustion of combustion gas, the key that current rich Combustion Technics is promoted, applied can be become simultaneously.In addition, adopt oxygen rich gas as the industrial furnace of combustion air, because oxygen rich gas changes former combustion gas and actual combustion adjuvant---, when misoperation, also very easily there is the accidents such as tempering, fire, blast, there are major safety risks in the ratio of oxygen.
Premixed combustion Premixed Combustion refers to that fuel and combustion air are pre-mixed uniformly flammable premixed gas, and in burner, carry out the process of catching fire, burning, and comprises full premixed combustion and partially premixed burning.Facts have proved, partially premixed burning can effectively improve fuel combustion speed, reduce imperfect combustion degree, save firing rate, reduce NO
xwhile discharge capacity, avoiding the deficiencies such as full premixed combustion equipment manufacturing cost is high, complex structure, air/fuel ratio adjustable range are little to a certain extent, is premixed combustion mode comparatively conventional at present.But the features such as partially premixed burning is owing to existing, and burning velocity is fast, flame is short, easy mixing uneven, easy ischaemia, and comparatively easily there is the situations such as de-fire, tempering, soot, flame instability, in-furnace temperature be uneven, more difficult extensive popularization under practical application in industry environment.
Utility model content
The purpose of this utility model is defect for prior art and deficiency, there is provided a kind of structure simple, a kind of oxygen-enriched combustion-supporting application system reasonable in design, easy to use, it is mixed into uniform oxygen-enriched combustible premix gas with oxygen rich gas and fuel especially gaseous fuel and enters secondary mixing combustion air in burner and carry out the method for burning, effectively can reduce oxygen rich gas consumption, reduce rich Combustion Technics application cost, there is significant effects of energy saving and emission reduction; The non-return valve for oxygen-rich gas adopted and spark arrester can eliminate safe hidden trouble.
For achieving the above object, the technical solution adopted in the utility model is:
A kind of oxygen-enriched combustion-supporting application system described in the utility model, it comprises a burner, this burner is provided with two air inlets and a flame ejiction opening, these two air inlets are combustion air air inlet and gas inlet A, this combustion air air inlet is connected with comburent air duct, and this gas inlet A is connected with premixed gas pipeline; Be provided with premixed device on the left of described premixed gas pipeline, this premixed device is connected with burner by premixed gas pipeline; Described burner is connected with oxygen enrichment special ignition, extinguishing controller by cable; Premixed gas pipeline between described burner and premixed device is provided with spark arrester; Described premixed device is provided with two air inlets and a premix gas outlet, and these two air inlets are oxygen rich gas air inlet and gas inlet B, and this gas inlet B is connected with gas pipeline, and this oxygen rich gas air inlet is connected with oxygen rich gas pipeline; On described oxygen rich gas pipeline, on the left of premixed device, be disposed with non-return valve for oxygen-rich gas, oxygen rich gas proportioning valve and oxygen rich gas magnetic valve; On described gas pipeline, on the left of premixed device, be disposed with gas ratio valve and gas electromagnetic valve; Described oxygen rich gas proportioning valve is connected with comburent air duct respectively by air sampling pipeline with gas ratio valve; Described oxygen rich gas magnetic valve is connected with oxygen enrichment special ignition, extinguishing controller by cable respectively with gas electromagnetic valve.
Further, described comburent air duct is provided with combustion-supporting air flow gauge and combustion air actuator, this combustion-supporting air flow gauge and combustion air actuator form combustion air combined controller.
Further, comburent air duct is provided with on the basis of combustion air combined controller, oxygen rich gas flowmeter and oxygen rich gas actuator can be installed on oxygen rich gas pipeline, this oxygen rich gas flowmeter and oxygen rich gas actuator form oxygen rich gas combined controller, use oxygen rich gas combined controller to substitute oxygen rich gas proportioning valve.
Further, comburent air duct is provided with on the basis of combustion air combined controller, gas pipeline is provided with gas meter and combustion gas actuator, and this gas meter and combustion gas actuator form Combined gas controller, use Combined gas controller to substitute gas ratio valve.
Further, described oxygen rich gas Pipe installing has the oxygen rich gas Synchronous Heating device that can utilize waste-heat oxygen rich gas.
Further, described comburent air duct is provided with the combustion air Synchronous Heating device that can utilize waste-heat combustion air.
After adopting said structure, the utility model beneficial effect is: a kind of oxygen-enriched combustion-supporting application system described in the utility model, it is mixed into uniform oxygen-enriched combustible premix gas with oxygen rich gas and fuel especially gaseous fuel and enters secondary mixing combustion air in burner and carry out the method for burning, effectively can reduce oxygen rich gas consumption, reduce rich Combustion Technics application cost, there is significant effects of energy saving and emission reduction; The non-return valve for oxygen-rich gas adopted and spark arrester can eliminate safe hidden trouble.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model one embodiment;
Fig. 2 is the structural representation of another embodiment of the utility model.
Description of reference numerals:
11-comburent air duct, 15-combustion-supporting air flow gauge, 16-combustion air actuator, 21-oxygen rich gas pipeline, 22-oxygen rich gas magnetic valve, 23-oxygen rich gas proportioning valve, 24-non-return valve for oxygen-rich gas, 25-oxygen rich gas flowmeter, 26-oxygen rich gas actuator, 31-gas pipeline, 32-gas electromagnetic valve, 33-gas ratio valve, 35-gas meter, 36-combustion gas actuator, 41-combustion air Synchronous Heating device, 42-oxygen rich gas Synchronous Heating device, 5-premixed device, 6-premixed gas pipeline, 7-spark arrester, 8-burner, 9-oxygen enrichment special ignition, extinguishing controller, 10-air sampling pipeline.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is further described.
As shown in Figure 1 and Figure 2, a kind of oxygen-enriched combustion-supporting application system described in the utility model, it comprises a burner 8, this burner 8 is provided with two air inlets and a flame ejiction opening, these two air inlets are combustion air air inlet and gas inlet A, this combustion air air inlet is connected with comburent air duct 11, and this gas inlet A is connected with premixed gas pipeline 6; Be provided with premixed device 5 on the left of described premixed gas pipeline 6, this premixed device 5 is connected with burner 8 by premixed gas pipeline 6; Described burner 8 is connected with oxygen enrichment special ignition, extinguishing controller 9 by cable; Premixed gas pipeline 6 between described burner 8 and premixed device 5 is provided with spark arrester 7; Described premixed device 5 is provided with two air inlets and a premix gas outlet, and these two air inlets are oxygen rich gas air inlet and gas inlet B, and this gas inlet B is connected with gas pipeline 31, and this oxygen rich gas air inlet is connected with oxygen rich gas pipeline 21; On described oxygen rich gas pipeline 21, the left side of premixed device 5 is disposed with non-return valve for oxygen-rich gas 24, oxygen rich gas proportioning valve 23 and oxygen rich gas magnetic valve 22; On described gas pipeline 31, on the left of premixed device 5, be disposed with gas ratio valve 33 and gas electromagnetic valve 32; Described oxygen rich gas proportioning valve 23 is connected with comburent air duct 11 respectively by air sampling pipeline 10 with gas ratio valve 33; Described oxygen rich gas magnetic valve 22 is connected with oxygen enrichment special ignition, extinguishing controller 9 by cable respectively with gas electromagnetic valve 32.
Preferred as one of the present utility model, described comburent air duct 11 is provided with combustion-supporting air flow gauge 15 and combustion air actuator 16, this combustion-supporting air flow gauge 15 and combustion air actuator 16 form combustion air combined controller.
Preferred as one of the present utility model, comburent air duct 11 is provided with on the basis of combustion air combined controller, oxygen rich gas flowmeter 25 and oxygen rich gas actuator 26 can be installed on oxygen rich gas pipeline 21, this oxygen rich gas flowmeter 25 and oxygen rich gas actuator 26 form oxygen rich gas combined controller, use oxygen rich gas combined controller to substitute oxygen rich gas proportioning valve 23.
Preferred as one of the present utility model, comburent air duct 11 is provided with on the basis of combustion air combined controller, gas pipeline 31 is provided with gas meter 35 and combustion gas actuator 36, this gas meter 35 and combustion gas actuator 36 form Combined gas controller, use Combined gas controller to substitute gas ratio valve 33.
Preferred as one of the present utility model, described oxygen rich gas pipeline 21 is provided with the oxygen rich gas Synchronous Heating device 42 that can utilize waste-heat oxygen rich gas.
Preferred as one of the present utility model, described comburent air duct 11 is provided with the combustion air Synchronous Heating device 41 that can utilize waste-heat combustion air.
Specific embodiment one, its course of work is as follows:
As shown in Figure 1, the utility model by burner 8, premixed device 5, spark arrester 7, to communicate with described burner 8 and carry the comburent air duct 11 of combustion air, communicate with described premixed device 5 and carry the oxygen rich gas pipeline 21 of oxygen rich gas, communicate with described premixed device 5 and the gas pipeline 31 of delivery of fuel gas and for performing firing action, monitor flame and control the oxygen enrichment special ignition on oxygen rich gas and combustion gas switching and switching opportunity, extinguishing controller 9 forms; Described oxygen rich gas pipeline 21 is communicated with described premixed device 5, be provided with the oxygen rich gas Synchronous Heating device 42 that can utilize waste-heat oxygen rich gas, the oxygen rich gas magnetic valve 22 that automatically can cut off oxygen rich gas in described oxygen rich gas pipeline 21, automatically can adjust oxygen rich gas flow to keep the oxygen rich gas proportioning valve 23 of the proportions constant of oxygen rich gas and combustion air, can prevent the non-return valve for oxygen-rich gas 24 of fuel gas return-flow, non-return valve for oxygen-rich gas 24 described in this is between the end and described premixed device 5 of described oxygen rich gas pipeline 21; Described gas pipeline 31 is communicated with described premixed device 5, be provided with in described gas pipeline 31 automatically can cut off combustion gas gas electromagnetic valve 32, automatically can adjust gas flow to keep the gas ratio valve 33 of the proportions constant of combustion gas and combustion air; Described premixed device 5 is connected with described burner 8 by premixed gas pipeline 6, described spark arrester 7 is also installed in premixed gas pipeline 6 described in this, spark arrester 7 described in this is between described premixed device 5 and described burner 8, and the length of premixed gas pipeline 6 described in this should be as far as possible short; Described oxygen rich gas proportioning valve 23 and described gas ratio valve 33 are connected with described comburent air duct 11 respectively by air sampling pipeline 10; Described oxygen rich gas proportioning valve 23 and described gas ratio valve 33 can according to the aeration ratio of different temperatures, atmosphere requirements and the parameter adjustment oxygen rich gas making the lucky Thorough combustion of combustion gas formulate, combustion gas and combustion air; Described oxygen enrichment special ignition, extinguishing controller 9 control described burner 8 and perform firing action and monitor flame, and control switching and switching opportunity of described oxygen rich gas magnetic valve 22 and described gas electromagnetic valve 32, be connected with described burner 8, described oxygen rich gas magnetic valve 22, described gas electromagnetic valve 32 respectively by cable.The combustion air Synchronous Heating device 41 that can utilize waste-heat combustion air is also installed in described comburent air duct 11.
Its course of work is: combustion air is after the heating of combustion air Synchronous Heating device 41, flow to burner 8 by comburent air duct 11, and by air sampling pipeline 10, the pressure of combustion air is passed to oxygen rich gas proportioning valve 23 and gas ratio valve 33 respectively; Oxygen rich gas proportioning valve 23 and gas ratio valve 33 by staff according to different temperatures, atmosphere requirements and the parameter that makes the lucky Thorough combustion of combustion gas formulate sets ratio respectively, and according to the flow of combustion air the pressure oxygen rich gas carried to premixed device 5 of adjustment oxygen rich gas pipeline 21 and gas pipeline 31 and combustion gas automatically respectively.During igniting, first the switch of oxygen enrichment special ignition, extinguishing controller 9 is opened by staff, oxygen enrichment special ignition, extinguishing controller 9 start to perform firing action, flame detection signal, and automatically open gas electromagnetic valve 32 afterwards second in α, now, after combustion gas is adjusted to appropriate flow automatically by gas ratio valve 33, premixed device 5 is delivered to by gas pipeline 31, and directly flow to burner 8 by premixed gas pipeline 6, in burner 8, mix the combustion air heated through combustion air Synchronous Heating device 41 carried by comburent air duct 11 burn; Oxygen enrichment special ignition, extinguishing controller 9 detect that flare up fire is normal, automatically oxygen rich gas magnetic valve 22 is opened afterwards second in β, now, after the oxygen rich gas of oxygen rich gas Synchronous Heating device 42 heating is adjusted to appropriate flow by oxygen rich gas proportioning valve 23, flow to premixed device 5 by oxygen rich gas pipeline 21; In premixed device 5, oxygen rich gas and combustion gas are uniformly mixed into oxygen-enriched combustible premix gas, and flow to burner 8 by premixed gas pipeline 6, the combustion air heated through combustion air Synchronous Heating device 41 that the mixing of oxygen-enriched combustible premix gas secondary is carried by comburent air duct 11 in burner 8 burns away, and device enters normal operating conditions; When flame occurs abnormal, oxygen enrichment special ignition, extinguishing controller 9 can automatically control oxygen rich gas magnetic valve 22 and gas electromagnetic valve 32 cuts off oxygen rich gas and combustion gas; When there is tempering phenomenon, spark arrester 7 can extinguish back fire flame.And in a non-operative state, non-return valve for oxygen-rich gas 24 will be closed automatically, prevent fuel gas return-flow.Should be noted that: the α second described in this process and β can set in described oxygen enrichment special ignition, extinguishing controller 9 according to different application demand second.
Specific embodiment two, its course of work is as follows:
As shown in Figure 2, with embodiment one unlike, on oxygen rich gas pipeline 21, oxygen rich gas magnetic valve 22 left and right sides is separately installed with oxygen rich gas flowmeter 25 and oxygen rich gas actuator 26, form oxygen rich gas combined controller with oxygen rich gas flowmeter 25 and oxygen rich gas actuator 26, use this oxygen rich gas combined controller to carry out alternative oxygen rich gas proportioning valve 23.
On gas pipeline 31, the left and right sides of gas electromagnetic valve 32 is separately installed with gas meter 35 and combustion gas actuator 36, form Combined gas controller with gas meter 35 and combustion gas actuator 36, use this Combined gas controller to carry out alternative gas ratio valve 33.
On these three pipelines of comburent air duct 11, oxygen rich gas pipeline 21 and gas pipeline 31, that can install flowmeter and actuator is combined to form combined controller, use the combined controller be combined to form of this flowmeter and actuator to replace described proportioning valve, the combined controller be combined to form of this flowmeter and actuator at least installs one group.
The utility model has following concrete advantage:
The oxygen-enriched combustion-supporting application system that the utility model provides is mixed into uniform oxygen-enriched combustible premix gas with oxygen rich gas and fuel especially gaseous fuel to enter secondary mixing combustion air in burner and carry out the method for burning, effectively can reduce oxygen rich gas consumption, reduce rich Combustion Technics application cost, there is significant effects of energy saving and emission reduction.This application process and relevant apparatus replace partially premixed aflame premix air and fuel to carry out premix with oxygen rich gas, effectively can improve the oxygen concentration in flammable premixed gas, alleviate localized hyperthermia's anoxia phenomenon, reduce soot and NO
xgeneration, can reach with less oxygen rich gas consumption simultaneously and improve fuel economy and speed, reduction imperfect combustion degree, reduce fuel heat loss, fuel-saving object; Control combustion air to blow into burner with appropriate speed and mix with oxygen-enriched combustible premix gas secondary, effectively can reduce the generation of tempering phenomenon, and long flame is stablized in formation, and to be beneficial to in-furnace temperature even; The premixed device adopted can Homogeneous phase mixing oxygen rich gas and combustion gas, the temperature in combustion zone can be made to keep stablizing, being evenly distributed, improve ignition success rate, and reduce the generation of de-fiery phenomenon; The combustion air adopted and oxygen rich gas Synchronous Heating device can utilize waste-heat combustion air and the oxygen rich gas of industrial furnace, effectively can reduce carbon emission fuel-saving while; The proportioning valve adopted or the combined controller be combined to form of flowmeter and actuator accurately can control the aeration ratio of combustion air, oxygen rich gas, combustion gas, make combustion gas lucky clean-burning while, corresponding adjustment can be made for different goods and application to the requirement of temperature, atmosphere, and reduce the generation of de-fire, tempering phenomenon further; The non-return valve for oxygen-rich gas adopted and spark arrester, effectively can prevent the generation of the accident such as fuel gas return-flow and tempering, fire, blast, eliminate safe hidden trouble; The oxygen enrichment special ignition adopted, extinguishing controller are except control combustion device performs firing action, monitoring flame, switching and switching opportunity of oxygen rich gas and combustion gas also can be controlled according to the application characteristic of rich Combustion Technics, while eliminating safe hidden trouble further, Automatic Control also reduces the labour intensity of staff.
A kind of oxygen-enriched combustion-supporting application system described in the utility model, it is mixed into uniform oxygen-enriched combustible premix gas with oxygen rich gas and fuel especially gaseous fuel and enters secondary mixing combustion air in burner and carry out the method for burning, effectively can reduce oxygen rich gas consumption, reduce rich Combustion Technics application cost, there is significant effects of energy saving and emission reduction; The non-return valve for oxygen-rich gas adopted and spark arrester can eliminate safe hidden trouble.
The above is only better embodiment of the present utility model, therefore all equivalences done according to structure, feature and the principle described in the utility model patent claim change or modify, and are included in the utility model patent claim.
Claims (6)
1. an oxygen-enriched combustion-supporting application system, it is characterized in that: it comprises a burner (8), this burner (8) is provided with two air inlets and a flame ejiction opening, these two air inlets are combustion air air inlet and gas inlet A, this combustion air air inlet is connected with comburent air duct (11), and this gas inlet A is connected with premixed gas pipeline (6); Described premixed gas pipeline (6) left side is provided with premixed device (5), and this premixed device (5) is connected with burner (8) by premixed gas pipeline (6); Described burner (8) is connected with oxygen enrichment special ignition, extinguishing controller (9) by cable; Premixed gas pipeline (6) between described burner (8) and premixed device (5) is provided with spark arrester (7); Described premixed device (5) is provided with two air inlets and a premix gas outlet, these two air inlets are oxygen rich gas air inlet and gas inlet B, this gas inlet B is connected with gas pipeline (31), and this oxygen rich gas air inlet is connected with oxygen rich gas pipeline (21); On described oxygen rich gas pipeline (21), premixed device (5) left side is disposed with non-return valve for oxygen-rich gas (24), oxygen rich gas proportioning valve (23) and oxygen rich gas magnetic valve (22); On described gas pipeline (31), premixed device (5) left side is disposed with gas ratio valve (33) and gas electromagnetic valve (32); Described oxygen rich gas proportioning valve (23) is connected with comburent air duct (11) respectively by air sampling pipeline (10) with gas ratio valve (33); Described oxygen rich gas magnetic valve (22) is connected with oxygen enrichment special ignition, extinguishing controller (9) by cable respectively with gas electromagnetic valve (32).
2. a kind of oxygen-enriched combustion-supporting application system according to claim 1, it is characterized in that: described comburent air duct (11) is provided with combustion-supporting air flow gauge (15) and combustion air actuator (16), this combustion-supporting air flow gauge (15) and combustion air actuator (16) form combustion air combined controller.
3. a kind of oxygen-enriched combustion-supporting application system according to claim 1 and 2, it is characterized in that: be provided with on comburent air duct (11) on the basis of combustion air combined controller, oxygen rich gas flowmeter (25) and oxygen rich gas actuator (26) can be installed on oxygen rich gas pipeline (21), this oxygen rich gas flowmeter (25) and oxygen rich gas actuator (26) form oxygen rich gas combined controller, use oxygen rich gas combined controller to substitute oxygen rich gas proportioning valve (23).
4. a kind of oxygen-enriched combustion-supporting application system according to claim 1 and 2, it is characterized in that: be provided with on comburent air duct (11) on the basis of combustion air combined controller, gas pipeline (31) is provided with gas meter (35) and combustion gas actuator (36), this gas meter (35) and combustion gas actuator (36) form Combined gas controller, use Combined gas controller to substitute gas ratio valve (33).
5. a kind of oxygen-enriched combustion-supporting application system according to claim 1, is characterized in that: described oxygen rich gas pipeline (21) is provided with the oxygen rich gas Synchronous Heating device (42) that can utilize waste-heat oxygen rich gas.
6. a kind of oxygen-enriched combustion-supporting application system according to claim 1, is characterized in that: described comburent air duct (11) is provided with the combustion air Synchronous Heating device (41) that can utilize waste-heat combustion air.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520198340.XU CN204574090U (en) | 2015-04-02 | 2015-04-02 | A kind of oxygen-enriched combustion-supporting application system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520198340.XU CN204574090U (en) | 2015-04-02 | 2015-04-02 | A kind of oxygen-enriched combustion-supporting application system |
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| CN204574090U true CN204574090U (en) | 2015-08-19 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106152167A (en) * | 2015-04-02 | 2016-11-23 | 王毅君 | A kind of oxygen-enriched combustion-supporting application system |
| CN110848682A (en) * | 2019-11-18 | 2020-02-28 | 云南电网有限责任公司电力科学研究院 | Gas distribution system for stable combustion of hydrogen |
-
2015
- 2015-04-02 CN CN201520198340.XU patent/CN204574090U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106152167A (en) * | 2015-04-02 | 2016-11-23 | 王毅君 | A kind of oxygen-enriched combustion-supporting application system |
| CN110848682A (en) * | 2019-11-18 | 2020-02-28 | 云南电网有限责任公司电力科学研究院 | Gas distribution system for stable combustion of hydrogen |
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Granted publication date: 20150819 Termination date: 20160402 |