CN112628771A - Gas heat storage oxidation high-temperature flue gas molten salt heat exchange system and method - Google Patents
Gas heat storage oxidation high-temperature flue gas molten salt heat exchange system and method Download PDFInfo
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- CN112628771A CN112628771A CN202011532070.3A CN202011532070A CN112628771A CN 112628771 A CN112628771 A CN 112628771A CN 202011532070 A CN202011532070 A CN 202011532070A CN 112628771 A CN112628771 A CN 112628771A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
- F23G7/06—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
- F23G7/061—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating
- F23G7/065—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating using gaseous or liquid fuel
- F23G7/066—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating using gaseous or liquid fuel preheating the waste gas by the heat of the combustion, e.g. recuperation type incinerator
- F23G7/068—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating using gaseous or liquid fuel preheating the waste gas by the heat of the combustion, e.g. recuperation type incinerator using regenerative heat recovery means
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Abstract
The invention provides a gas heat storage oxidation high-temperature flue gas molten salt heat exchange system and method, relates to the technical field of low-concentration flue gas utilization and heat exchange equipment, and solves the technical problem of recycling low-concentration gas. The heat exchange system comprises an air inlet unit, a combustion unit, an exhaust unit and a control unit, wherein the air inlet unit provides an air source and controls the flow speed and the flow, the combustion unit decomposes gas to release heat and maintain stable heat storage temperature, the exhaust unit treats waste gas after reaction, and the control unit monitors temperature information, pressure information, flow information, waste gas emission information and the like and controls the operation of the air inlet unit, the combustion unit and the exhaust unit. All units of the system work cooperatively, so that the heat storage oxidation, the molten salt heat exchange and the monitoring reaction of low-concentration gas are realized, and the working efficiency and the safety performance of the heat storage oxidation of the gas are improved.
Description
Technical Field
The invention relates to the technical field of low-concentration flue gas utilization and heat exchange equipment, in particular to a gas heat storage oxidation high-temperature flue gas molten salt heat exchange system and a method for carrying out molten salt heat exchange on flue gas by using the same.
Background
The gas is the companion of coal mining, and the concentration of gas companion is different in the colliery of different grade type, and gas explosion accident has great destruction power in the pit to it is big to rescue the degree of difficulty. Meanwhile, a large amount of coal bed gas is discharged into the air along with underground drainage and mine ventilation, so that not only is clean energy wasted, but also the ecological environment is destroyed; but recycling is difficult due to the low concentration of gas produced by mine ventilation. With the development of the coal mine industry, a large amount of low-concentration gas which cannot be effectively utilized is discharged every year, and serious greenhouse effect and resource waste can be caused. At present, the treatment of low-concentration gas by using a regenerative oxidation technology is a newly developed treatment mode, and the technology can be used for intensively treating a large amount of low-concentration gas and has double meanings of energy conservation and environmental protection. However, the existing high-temperature flue gas molten salt heat exchange system has the problems of low running performance, low safety guarantee level and the like. Because the existing gas heat storage oxidation high-temperature flue gas fused salt heat exchange system and method cannot solve the problem of low-concentration gas utilization, and the system has the problems of insufficient safety and heat storage capacity, the existing gas heat storage oxidation high-temperature flue gas fused salt heat exchange system and method need to be further improved.
Disclosure of Invention
In order to solve the problem of recycling of low-concentration gas, realize heat storage oxidation, molten salt heat exchange and monitoring reaction of the low-concentration gas, improve the safety and heat storage capacity of the system and ensure the heat storage oxidation efficiency of the low-concentration gas, the invention provides a heat exchange system and a heat exchange method for the molten salt of high-temperature flue gas by heat storage oxidation of the gas, and the specific technical scheme is as follows.
A gas heat storage oxidation high-temperature flue gas fused salt heat exchange system comprises a gas inlet unit, a combustion unit, an exhaust unit and a control unit, wherein the gas inlet unit comprises a gas cylinder, a gas inlet pump, a flow controller, a flame arrester and a water cooling device; the combustion unit comprises a combustor, the combustor heats the heat storage ceramic through an electric heating rod, and gas in the gas pipeline is introduced into the combustor for high-temperature oxidation; the exhaust unit comprises a gas analyzer and an exhaust valve, and an exhaust pipeline of the combustor is connected with the exhaust unit; the control unit comprises a control console and an electric control box, and the control console and the electric control box are interlocked to protect the air inlet unit, the combustion unit and the exhaust unit from working.
Preferably, a check valve, a manual control valve, an exhaust valve, a pressure gauge and an electromagnetic valve are sequentially arranged on the gas pipeline at the downstream of the gas cylinder.
It is also preferable that a manual control valve, an evacuation valve, a pressure gauge, and an electromagnetic valve are provided in this order on the gas pipe downstream of the intake pump.
It is also preferred that a conjugate solenoid valve, a thermometer and a pressure gauge are provided between the flow controller and the flame arrester in this order from upstream to downstream.
It is also preferred that a vacuum pump and a safety valve are provided on branches of the gas line between the flame arrester and the water cooling device, respectively.
It is further preferred that the combustor includes heating rod, heat accumulation pottery, interior wall, heat preservation and shell, and the heat accumulation pottery sets up in the space that the interior wall surrounds, and the heat preservation sets up in the outside of interior wall, and the shell covers establishes the skin at the combustor.
Further preferably, an exhaust valve, a gas analyzer and a soft sealing gate valve are respectively arranged on an exhaust pipeline of the exhaust unit, and a high-definition camera is arranged on the opposite side of the soft sealing gate valve.
It is further preferred that the manometer, the thermometer, the high definition camera and the gas analyzer transmit monitoring information to the control unit, and the control unit controls the operations of the air intake unit, the combustion unit and the exhaust unit.
The heat exchange method of the gas heat storage oxidation high-temperature flue gas molten salt is characterized by comprising the following steps of:
s1, determining that all parts of an air inlet unit, a combustion unit and an exhaust unit work normally, checking that a gas pipeline and an exhaust pipeline are smooth, preheating a combustor to 200 ℃, and starting a control unit;
s2, opening an air inlet pump of the air inlet unit, purging the gas pipeline, the combustor and the exhaust pipeline for at least 5 minutes, and controlling the temperature of the combustor to rise to 1100 ℃;
s3, the air inlet unit works and adjusts the flow speed, concentration and flow in the gas pipeline;
and S4, the combustion unit works to perform molten salt heat exchange operation of the flue gas at high temperature, the pressure gauge, the thermometer, the high-definition camera and the gas analyzer transmit monitoring information to the control unit, and the control unit controls the work of the air inlet unit, the combustion unit and the exhaust unit.
It is still further preferred that the oxidative decomposition reaction takes place at high temperature inside the combustor; after the reaction is finished, standing for 5 minutes, closing the burner and opening an exhaust valve of an exhaust unit.
The gas heat storage and oxidation high-temperature flue gas fused salt heat exchange system and the method have the advantages that the safety of the system can be guaranteed through the cooperation of the valves and the monitoring equipment in the system, the gas inlet unit, the combustion unit, the exhaust unit and the control unit work cooperatively, real-time control is achieved, the oxidation efficiency and the heat storage capacity of fused salt heat exchange operation of flue gas at high temperature are improved on the premise of guaranteeing safety, and low-concentration gas is recycled.
Drawings
FIG. 1 is a schematic structural diagram of a gas heat storage oxidation high-temperature flue gas molten salt heat exchange system;
FIG. 2 is a schematic diagram of a working flow of a gas heat storage oxidation high-temperature flue gas molten salt heat exchange method;
in the figure: 1-a gas cylinder, 2-a check valve, 4-an emptying valve, 5-an electromagnetic valve, 6-an air inlet pump and 7-a manual control valve; 8-an evacuation valve; 9-an electromagnetic valve; 10-a flow controller; 11-a conjugate solenoid valve; 12-a flame arrester; 13-a vacuum pump; 14-a safety valve; 15-a water cooling device; 16-a heating rod; 17-a temperature sensor; 18-a pressure sensor; 19-an evacuation valve; 20-a gas analyzer; 21-a soft seal valve; 22-high definition camera; 23-a console; 24-electric control box.
Detailed Description
The specific embodiment of the heat exchange system and the heat exchange method for the gas heat storage oxidation high-temperature flue gas molten salt provided by the invention is described with reference to fig. 1 and 2.
A gas heat storage oxidation high-temperature flue gas molten salt heat exchange system comprises an air inlet unit, a combustion unit, an exhaust unit and a control unit; the system solves the problem of recycling low-concentration gas, realizes heat storage oxidation, molten salt heat exchange and monitoring reaction of the low-concentration gas, improves the safety and heat storage capacity of the system, and ensures the heat storage oxidation efficiency of the low-concentration gas. Wherein the air inlet unit utilizes structures such as gas cylinder 1, air inlet pump 6 and valve to realize the real-time control and the monitoring of inlet flow, concentration, velocity of flow, and the combustion unit utilizes the structure of combustor to realize the fused salt heat transfer operation of flue gas under the high temperature, and the gaseous composition of exhaust unit survey reaction back is emptied waste gas, and the work of control cabinet and electrical control box interlocking protection air inlet unit, combustion unit and exhaust unit guarantees the safety of entire system work.
Wherein the unit of admitting air includes gas cylinder 1, pump 6 admits air, flow controller 10, spark arrester 12 and water cooling plant 15, gas cylinder 1 links to each other with flow controller with the pipeline of pump 6 admits air, can be equipped with gas etc. in the gas cylinder 1 and have appropriate concentration, be provided with the spark arrester on the gas pipeline of flow controller 10 low reaches, guarantee the safety of gas pipeline, be provided with water cooling plant 15 on the gas pipeline of spark arrester 12 low reaches, water cooling plant 15 guarantees the temperature stability of gas in the gas pipeline, the gaseous velocity of flow in the unit control gas pipeline of admitting air, flow and gas concentration. The combustion unit comprises a combustor, the combustor heats the heat storage ceramic through an electric heating rod 16, and gas in the gas pipeline is introduced into the combustor for high-temperature oxidation. The exhaust unit comprises a gas analyzer 20 and an exhaust valve 19, and the exhaust line of the burner is connected to the exhaust unit. The control unit comprises a control console 23 and an electric control box 24, and the gas analyzer 20, the control console 23 and the electric control box 24 are interlocked to protect the operation of the gas inlet unit, the combustion unit and the gas outlet unit. The safety of the system can be guaranteed through the cooperation of the valves and the monitoring equipment, and the air inlet unit, the combustion unit, the exhaust unit and the control unit work cooperatively, so that real-time control is realized.
The gas pipeline of the lower reaches of the gas cylinder 1 is sequentially provided with a check valve 2, a manual control valve 7, an exhaust valve 4, a pressure gauge and an electromagnetic valve 5, the check valve ensures the purity of gas in the gas cylinder, the manual valve ensures the safety of the pipeline, and the electromagnetic valve realizes real-time control through a control console, so as to adjust the flow and the concentration. A manual control valve 7, an exhaust valve 8, a pressure gauge and an electromagnetic valve 9 are sequentially arranged on a gas pipeline at the downstream of the air inlet pump, the manual valve ensures the working safety of the air inlet pump, the exhaust valve acts under emergency, and has the function of adjusting flow and flow rate, and the electromagnetic valve is controlled by a console, so that the flow and the flow rate are adjusted in real time. A conjugate electromagnetic valve 11, a thermometer and a pressure gauge are sequentially arranged between the flow controller and the flame arrester from upstream to downstream, the flow controller realizes real-time monitoring and control of the flow, the flow speed and the concentration of a gas pipeline, wherein the conjugate electromagnetic valve 11 effectively ensures the safety, and the flame arrester can solve the problem of backfire and ensure the safety; a vacuum pump and a safety valve are respectively arranged on branches of a gas pipeline between the flame arrester and the water cooling device, manual valves are arranged between the vacuum pump and the gas pipeline and between the safety valve and the gas pipeline, the manual valves are in a normally closed state, and the vacuum pump and the safety valve are selected to be used as required in the using process.
The combustor comprises a heating rod 16, heat storage ceramics, an inner wall, a heat insulation layer and a shell, wherein the heating rod 16 can be an electric heating rod, the heat storage ceramics are arranged in a space surrounded by the inner wall, the heat insulation layer is arranged on the outer side of the inner wall, and the shell is covered on the outer layer of the combustor; a temperature sensor 17 and a pressure sensor 18 are also arranged in the combustor, and the temperature sensor 17 is arranged at a plurality of measuring points in the combustor; the burner performs a high temperature oxidation process on the gas entering the burner.
An exhaust valve 19, a gas analyzer 20 and a soft sealing gate valve 21 are respectively arranged on an exhaust pipeline of the exhaust unit, and a high-definition camera 22 is arranged on the opposite side of the soft sealing gate valve 21. Wherein, still be provided with 1 water cooling plant on the blast pipe way, cool down the waste gas that the combustor discharged, gas analysis appearance 20 real-time analysis exhaust gas's component, high definition camera 22 monitors the operating condition of soft seal valve to feed back monitoring information to the control cabinet, control cabinet 23 can control the switching of soft seal valve. In addition, a barometer is arranged at the upstream of the soft sealing valve 21, a thermometer and a valve are arranged at the upstream of the gas analyzer, and the overheated waste gas is placed to damage the gas analyzer; an electromagnetic valve is arranged at the upstream of the exhaust valve 19, the opening and closing of the electromagnetic valve are controlled by a control console, and the exhaust valve discharges harmless waste gas.
Manometer, thermometer, high definition appearance and gas analysis appearance of making a video recording transmit monitoring information to the control unit, and the control unit is controlled the work of unit, combustion unit and the exhaust unit of admitting air. The control console and the electrical control box of the control unit and the gas analyzer perform interlocking protection on the whole system.
The heat exchange method of the gas heat storage oxidation high-temperature flue gas molten salt is characterized by comprising the following steps of:
s1, checking the integrity and effectiveness of each component of a system, determining that each component of an air inlet unit, a combustion unit and an exhaust unit normally works, checking that a gas pipeline and an exhaust pipeline are smooth, preheating a combustor to 200 ℃, and starting a control unit;
s2, an air inlet pump of the air inlet unit is opened, the gas purging pipeline, the combustor and the exhaust pipeline are purged for at least about 5 minutes, and the temperature of the combustor is controlled to be increased to 1100 ℃.
And S3, the air inlet unit works and adjusts the flow speed, concentration and flow in the gas pipeline. The conjugate solenoid valve can effectively ensure the security, further prevents the gas refluence, even explodes, the spark arrester can prevent that flame from stretching between equipment and pipeline, makes gas temperature keep invariable through water cooling plant.
And S4, the combustion unit works to perform molten salt heat exchange operation of the flue gas at high temperature, the pressure gauge, the thermometer, the high-definition camera and the gas analyzer transmit monitoring information to the control unit, and the control unit controls the work of the air inlet unit, the combustion unit and the exhaust unit. It generates oxidative decomposition reaction at high temperature in a combustor and generates heat; after the reaction is finished, standing for about 5 minutes, closing the burner, and opening an exhaust valve of the exhaust unit after the gas analyzer determines that the air is safe and pollution-free.
The system carries out the fused salt heat exchange operation of flue gas under the high temperature, improves the oxidation efficiency of the fused salt heat exchange operation of the flue gas under the high temperature on the premise of ensuring safety, and realizes the recycling of low-concentration gas.
It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art may make modifications, alterations, additions or substitutions within the spirit and scope of the present invention.
Claims (10)
1. A gas heat storage oxidation high-temperature flue gas fused salt heat exchange system is characterized by comprising a gas inlet unit, a combustion unit, an exhaust unit and a control unit, wherein the gas inlet unit comprises a gas cylinder, a gas inlet pump, a flow controller, a flame arrester and a water cooling device; the combustion unit comprises a combustor, the combustor heats the heat storage ceramic through an electric heating rod, and gas in the gas pipeline is introduced into the combustor for high-temperature oxidation; the exhaust unit comprises a gas analyzer and an exhaust valve, and an exhaust pipeline of the combustor is connected with the exhaust unit; the control unit comprises a control console and an electric control box, and the control console and the electric control box are interlocked to protect the air inlet unit, the combustion unit and the exhaust unit from working.
2. The gas heat storage oxidation high-temperature flue gas molten salt heat exchange system according to claim 1, wherein a check valve, a manual control valve, an exhaust valve, a pressure gauge and an electromagnetic valve are sequentially arranged on a gas pipeline at the downstream of the gas cylinder.
3. The gas heat storage oxidation high-temperature flue gas molten salt heat exchange system according to claim 2, wherein a manual control valve, an exhaust valve, a pressure gauge and an electromagnetic valve are sequentially arranged on a gas pipeline downstream of the air inlet pump.
4. The gas heat storage oxidation high-temperature flue gas molten salt heat exchange system as claimed in claim 2, wherein a conjugate solenoid valve, a thermometer and a pressure gauge are sequentially arranged between the flow controller and the flame arrester from upstream to downstream.
5. The gas heat storage oxidation high-temperature flue gas molten salt heat exchange system as claimed in claim 2, wherein a vacuum pump and a safety valve are respectively arranged on branches of a gas pipeline between the flame arrester and the water cooling device.
6. The gas heat storage oxidation high-temperature flue gas molten salt heat exchange system as claimed in claim 1, wherein the combustor comprises a heating rod, heat storage ceramics, an inner wall, a heat insulation layer and a shell, the heat storage ceramics are arranged in a space surrounded by the inner wall, the heat insulation layer is arranged on the outer side of the inner wall, and the shell covers the outer layer of the combustor.
7. The molten salt heat exchange system for gas heat storage oxidation high-temperature flue gas according to claim 1, wherein an exhaust valve, a gas analyzer and a soft sealing gate valve are arranged on an exhaust pipeline of the exhaust unit respectively, and a high-definition camera is arranged on the opposite side of the soft sealing gate valve.
8. The gas heat storage oxidation high-temperature flue gas molten salt heat exchange system according to claim 7, wherein the pressure gauge, the thermometer, the high-definition camera and the gas analyzer transmit monitoring information to the control unit, and the control unit controls the operation of the air inlet unit, the combustion unit and the exhaust unit.
9. A heat exchange method of a gas heat storage oxidation high-temperature flue gas molten salt by using the heat exchange system of any one of claims 1 to 8, which is characterized by comprising the following steps:
s1, determining that all parts of an air inlet unit, a combustion unit and an exhaust unit work normally, checking that a gas pipeline and an exhaust pipeline are smooth, preheating a combustor to 200 ℃, and starting a control unit;
s2, opening an air inlet pump of the air inlet unit, purging the gas pipeline, the combustor and the exhaust pipeline for at least 5 minutes, and controlling the temperature of the combustor to rise to 1100 ℃;
s3, the air inlet unit works and adjusts the flow speed, concentration and flow in the gas pipeline;
and S4, the combustion unit works to perform molten salt heat exchange operation of the flue gas at high temperature, the pressure gauge, the thermometer, the high-definition camera and the gas analyzer transmit monitoring information to the control unit, and the control unit controls the work of the air inlet unit, the combustion unit and the exhaust unit.
10. The method for exchanging heat with molten salt for gas heat storage oxidation high-temperature flue gas according to claim 9, wherein an oxidative decomposition reaction is performed at a high temperature in the combustor; after the reaction is finished, standing for 5 minutes, closing the burner and opening an exhaust valve of an exhaust unit.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011532070.3A CN112628771A (en) | 2020-12-23 | 2020-12-23 | Gas heat storage oxidation high-temperature flue gas molten salt heat exchange system and method |
| PCT/CN2021/070742 WO2022134227A1 (en) | 2020-12-23 | 2021-01-08 | System and method for regenerative oxidation and high-temperature flue gas molten salt heat exchange of gas |
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| CN202011532070.3A CN112628771A (en) | 2020-12-23 | 2020-12-23 | Gas heat storage oxidation high-temperature flue gas molten salt heat exchange system and method |
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| WO (1) | WO2022134227A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113175686A (en) * | 2021-05-08 | 2021-07-27 | 中煤科工集团重庆研究院有限公司 | Preheating method of molten salt heat storage system based on gas heat storage oxidation |
| CN113188360A (en) * | 2021-05-25 | 2021-07-30 | 中煤科工集团重庆研究院有限公司 | Multifunctional molten salt heat storage and supply method and system based on gas heat storage oxidation, power generation waste heat and valley electricity |
| CN113217979A (en) * | 2021-05-08 | 2021-08-06 | 中煤科工集团重庆研究院有限公司 | Multi-state coupling peak regulation intelligent control system for gas heat accumulation oxidation, electric auxiliary heat and molten salt heat accumulation |
| CN113237370A (en) * | 2021-05-12 | 2021-08-10 | 中煤科工集团重庆研究院有限公司 | Multi-medium efficient step heat exchange method for gas heat storage oxidation high-temperature flue gas |
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| CN115597075B (en) * | 2022-10-31 | 2023-06-30 | 中国矿业大学 | Ultralow-concentration gas heat-storage combustion system and method based on magnetic field induction |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11325443A (en) * | 1998-05-09 | 1999-11-26 | Young Eng:Kk | Exhaust gas waste heat recovery device of heat storage combustor |
| CN101435338A (en) * | 2008-12-17 | 2009-05-20 | 胜利油田胜利动力机械集团有限公司 | Coal mine low concentration mash gas methane destroying method and apparatus |
| CN204005985U (en) * | 2014-07-30 | 2014-12-10 | 北京矿大节能科技有限公司 | A kind of extremely low concentration coal mine gas burner |
| CN104340548A (en) * | 2013-08-02 | 2015-02-11 | 中广核太阳能开发有限公司 | Molten salt tank startup preheating system and method |
| CN104667718A (en) * | 2015-02-07 | 2015-06-03 | 广州朗谱新能源科技有限公司 | Gas oxidation device and operating method thereof |
| CN105424740A (en) * | 2015-12-10 | 2016-03-23 | 西安交通大学 | Device for performance testing of molten salt heat exchange/accumulation equipment |
| CN108729966A (en) * | 2018-07-26 | 2018-11-02 | 中煤科工集团重庆研究院有限公司 | A kind of gas regenerative oxidation safe-guard system |
| CN209213961U (en) * | 2018-12-12 | 2019-08-06 | 北京金茂绿建科技有限公司 | Hazards in Power Plant fused salt thermal storage electric boiler combined heat integrated system |
| CN110143379A (en) * | 2018-02-13 | 2019-08-20 | 中国石油化工股份有限公司 | Storage tank VOCs discharges low pressure gas system safety devices |
| CN111457404A (en) * | 2020-05-18 | 2020-07-28 | 江苏金门能源装备有限公司 | Safe type organic waste gas heat accumulation catalytic oxidation device |
| CN211098387U (en) * | 2019-10-31 | 2020-07-28 | 上海蓝科石化环保科技股份有限公司 | Comprehensive treatment system for tail gas in acid water tank area of refinery plant |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10169969A (en) * | 1996-12-03 | 1998-06-26 | Nkk Corp | Method and apparatus for controlling combustion of regenerative burner heating furnace |
| CN102562131B (en) * | 2010-12-24 | 2015-02-04 | 上海攀极投资有限公司 | Coal mine gas comprehensive application system and application method thereof |
| CN105972600B (en) * | 2016-05-23 | 2018-07-31 | 中国矿业大学 | A kind of low concentration gas and coal for mixing combustion system |
| CN107525066B (en) * | 2017-09-18 | 2019-01-01 | 中国矿业大学 | A kind of high-power array low concentration gas pulsating combustion method and device |
-
2020
- 2020-12-23 CN CN202011532070.3A patent/CN112628771A/en active Pending
-
2021
- 2021-01-08 WO PCT/CN2021/070742 patent/WO2022134227A1/en active Application Filing
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11325443A (en) * | 1998-05-09 | 1999-11-26 | Young Eng:Kk | Exhaust gas waste heat recovery device of heat storage combustor |
| CN101435338A (en) * | 2008-12-17 | 2009-05-20 | 胜利油田胜利动力机械集团有限公司 | Coal mine low concentration mash gas methane destroying method and apparatus |
| CN104340548A (en) * | 2013-08-02 | 2015-02-11 | 中广核太阳能开发有限公司 | Molten salt tank startup preheating system and method |
| CN204005985U (en) * | 2014-07-30 | 2014-12-10 | 北京矿大节能科技有限公司 | A kind of extremely low concentration coal mine gas burner |
| CN104667718A (en) * | 2015-02-07 | 2015-06-03 | 广州朗谱新能源科技有限公司 | Gas oxidation device and operating method thereof |
| CN105424740A (en) * | 2015-12-10 | 2016-03-23 | 西安交通大学 | Device for performance testing of molten salt heat exchange/accumulation equipment |
| CN110143379A (en) * | 2018-02-13 | 2019-08-20 | 中国石油化工股份有限公司 | Storage tank VOCs discharges low pressure gas system safety devices |
| CN108729966A (en) * | 2018-07-26 | 2018-11-02 | 中煤科工集团重庆研究院有限公司 | A kind of gas regenerative oxidation safe-guard system |
| CN209213961U (en) * | 2018-12-12 | 2019-08-06 | 北京金茂绿建科技有限公司 | Hazards in Power Plant fused salt thermal storage electric boiler combined heat integrated system |
| CN211098387U (en) * | 2019-10-31 | 2020-07-28 | 上海蓝科石化环保科技股份有限公司 | Comprehensive treatment system for tail gas in acid water tank area of refinery plant |
| CN111457404A (en) * | 2020-05-18 | 2020-07-28 | 江苏金门能源装备有限公司 | Safe type organic waste gas heat accumulation catalytic oxidation device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113175686A (en) * | 2021-05-08 | 2021-07-27 | 中煤科工集团重庆研究院有限公司 | Preheating method of molten salt heat storage system based on gas heat storage oxidation |
| CN113217979A (en) * | 2021-05-08 | 2021-08-06 | 中煤科工集团重庆研究院有限公司 | Multi-state coupling peak regulation intelligent control system for gas heat accumulation oxidation, electric auxiliary heat and molten salt heat accumulation |
| CN113237370A (en) * | 2021-05-12 | 2021-08-10 | 中煤科工集团重庆研究院有限公司 | Multi-medium efficient step heat exchange method for gas heat storage oxidation high-temperature flue gas |
| CN113188360A (en) * | 2021-05-25 | 2021-07-30 | 中煤科工集团重庆研究院有限公司 | Multifunctional molten salt heat storage and supply method and system based on gas heat storage oxidation, power generation waste heat and valley electricity |
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| WO2022134227A1 (en) | 2022-06-30 |
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