CN110180105B - Self-generating steam protection and fire extinguishing technology - Google Patents
Self-generating steam protection and fire extinguishing technology Download PDFInfo
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- CN110180105B CN110180105B CN201910487799.4A CN201910487799A CN110180105B CN 110180105 B CN110180105 B CN 110180105B CN 201910487799 A CN201910487799 A CN 201910487799A CN 110180105 B CN110180105 B CN 110180105B
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/005—Delivery of fire-extinguishing material using nozzles
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C99/00—Subject matter not provided for in other groups of this subclass
- A62C99/0009—Methods of extinguishing or preventing the spread of fire by cooling down or suffocating the flames
- A62C99/0072—Methods of extinguishing or preventing the spread of fire by cooling down or suffocating the flames using sprayed or atomised water
Abstract
The invention discloses a self-generating steam protection and fire extinguishing technology, which comprises the following steps: through the discovery of remote monitering system, the back catches fire in the reaction chamber, through host computer system and PLC control system remote operation, control explosion-proof solenoid valve action, the water source passes through reaction intracavity atomizer, spray to the reaction intracavity on the baffle with the form of water smoke, be high temperature oil gas because of the reaction intracavity, water smoke can evaporate in the twinkling of an eye and become steam, steam can reduce whole reaction intracavity combustible gas's temperature, dilute the concentration of combustible gas and oxygen simultaneously, the detection of accessible reaction intracavity oxygen content and temperature, it sprays the water yield to control, host computer system and PLC system can carry out interlocking control according to oxygen content simultaneously and spray the water yield and send alarm information, the power supply of whole set of control system is uninterrupted power supply, can satisfy the continuous use under on-the-spot emergency. The structure of the invention has the advantages that: simple structure, rapid cooling extinguishes fire, and can effectively extinguish fire caused by ignition of industrial and dangerous waste by high-temperature smoke in the indirect heating process.
Description
Technical Field
The invention relates to application of solid waste heat treatment device in fire extinguishing of a heating cavity, in particular to a steam protection and fire extinguishing technology.
Background
In the field of oily waste treatment, more and more dangerous waste disposal enterprises begin to adopt heat treatment technology because the heat treatment technology has the advantages of thorough treatment, no chemical addition, no secondary pollution and the like.
In the process of treating the oily waste by utilizing a heat treatment technology (thermal desorption, drying, pyrolysis, carbonization and incinerator), a large amount of combustible gas can be generated in the heating process, the temperature of a furnace body can reach more than 200 ℃, the three elements of combustible and ignition source can be combusted, once air (combustion-supporting substance) enters the furnace, ignition or deflagration can be generated in the furnace, and the threat to safe production is caused.
Aiming at the current situation, the existing safety protection measures mainly include fire-fighting water fire extinguishing, after fire-fighting water enters a furnace, the furnace body is very easy to be rapidly cooled and quenched in a high-temperature state, the furnace body material becomes brittle, the service life of the furnace body is influenced, the foam fire extinguishing and nitrogen fire extinguishing costs are higher, and equipment is complex.
Disclosure of Invention
The invention overcomes the defects of the prior art, provides a self-generating steam protection and fire extinguishing technology, and provides a stable and efficient inert gas protection technology aiming at an oil-containing waste heat treatment technology.
In order to achieve the purpose, the invention adopts the technical scheme that: a self-generating vapor protection and fire suppression technique, comprising: after the remote monitering system monitors the reaction intracavity and catches fire, through host computer system and PLC control system remote operation, control explosion-proof solenoid valve action, the atomizer in the reaction intracavity is passed through to the water source to the form of water smoke sprays to the reaction intracavity baffle, the baffle is installed reaction intracavity portion, and relative horizontal plane slope sets up, the direction of injection of atomizer is aimed at the last inclined surface of baffle, water smoke evaporate in the twinkling of an eye and become the problem of steam in order to reduce the interior combustible gas of reaction chamber, dilutes the concentration of combustible gas and oxygen simultaneously, can pass through the detection of reaction intracavity oxygen content and temperature, control and spray the water yield, host computer system and PLC system can carry out chain control according to oxygen content simultaneously and spray the water yield and send alarm information, and a whole set of control system power supply is uninterrupted power source.
In a preferred embodiment of the invention, the water mist is sprayed on the partition plate, high-temperature oil gas is in the reaction chamber, the water mist can be instantly evaporated to be steam, and the steam can reduce the temperature of combustible gas in the whole reaction chamber and simultaneously dilute the concentration of the combustible gas and the concentration of oxygen.
In a preferred embodiment of the invention, the reaction chamber is communicated with an extraction pipe, the extraction pipe is at least connected with an oxygen content sensor and a temperature sensor, and the spraying water quantity can be controlled by detecting the oxygen content and the temperature in the reaction chamber.
In a preferred embodiment of the present invention, a water line is disposed outside the reaction chamber, and one end of the water line is connected to a plurality of explosion-proof solenoid valves.
In a preferred embodiment of the present invention, each of the explosion-proof solenoid valves is connected to the water line and the atomizer.
In a preferred embodiment of the invention, at least one explosion-proof electromagnetic valve can be connected with a heat exchange device.
In a preferred embodiment of the present invention, the fire condition in the reaction chamber is monitored by an explosion-proof camera.
In a preferred embodiment of the invention, the upper computer system and the PLC system can carry out interlocking control on the amount of sprayed water and send alarm information according to the oxygen content, and the whole set of control system supplies power to an Uninterruptible Power Supply (UPS), so that the continuous use under the field emergency condition can be met.
The invention solves the defects in the background technology, and has the following beneficial effects:
(1) the invention is applied to the industrial application process for deeply treating the oily waste by utilizing an indirect heating method, provides a stable and efficient inert gas protection technology, has a simple structure, is quickly cooled and extinguished, and can effectively extinguish the fire caused by the ignition of high-temperature smoke gas on industrial and dangerous waste in the indirect heating process.
(2) The invention relates to a self-generation type, which is characterized in that water is atomized, water mist is directly gasified by using high-temperature gas in a reaction cavity to generate steam, so that the temperature in the reaction cavity can be quickly reduced, the phenomenon that similar fire-fighting water and a fire extinguishing agent are directly contacted with the reaction cavity to cause destructive damage is avoided, the high-temperature part of a furnace body is used as a heat source, water drops generate high-temperature steam after spraying and atomizing, the oxygen content in the reaction cavity is reduced to a safe range, the water evaporation speed is high, and the temperature reduction speed is high.
(3) The invention provides a power supply of a fire extinguishing device, which uses an Uninterruptible Power Supply (UPS), can meet the requirement of continuous use of equipment under the condition of on-site power failure after an emergency occurs on site, ensures the safety of on-site operation, is provided with a real-time oxygen content monitoring system in a reaction cavity, controls the water spray quantity in real time through an oxygen content detection value, and can be used for protecting the reaction cavity of equipment such as thermal desorption, drying, pyrolysis, carbonization and the like and extinguishing fire of incineration equipment.
(4) The fire extinguishing technology provided by the invention realizes remote control, receives information collected by the oxygen content sensor and the temperature sensor, remotely monitors and judges dangerous situations, the remote PLC control system controls the action of the operation valve group, the remote oxygen content and temperature detection controls the spraying amount, remote control is realized completely, personnel do not need to operate locally, the local operation risk of the personnel is reduced, the safety of the equipment is improved, the steam generation amount can be controlled in a linkage manner according to the oxygen content, an alarm is given, the personnel are timely reminded to detect and maintain the equipment, and automatic protection and danger reminding are realized.
(5) The water source of the steam generating device can adopt process water and other media, thereby effectively saving water, realizing environmental protection and circular production and conforming to the strategy of sustainable development.
(6) According to the scheme 2 of the invention, the heat exchanger can be heated by using the combustion chamber, so that the water temperature is raised in advance, the water vaporization speed is increased, the fire extinguishing speed and efficiency are improved, the oil-containing waste is protected in real time in the treatment process by using steam generated by the high-temperature furnace body, and the oil-containing waste is safely treated in the heat treatment technology.
Drawings
The invention is further explained below with reference to the figures and examples;
FIG. 1 is a schematic flow diagram of a first preferred embodiment of the present invention;
in the figure: a combustion chamber 1; a reaction chamber 2; water source and water lines 3; an explosion-proof electromagnetic valve A4-1; an explosion-proof electromagnetic valve set B4-2; an extraction tube 5; an oxygen content sensor 6-1; a temperature sensor 6-2; an upper computer system 7; a PLC control system 8; a partition plate 9; an atomizing nozzle 10; an explosion-proof camera 11; an Uninterruptible Power Supply (UPS) 12;
FIG. 2 is a schematic flow diagram of a second preferred embodiment of the present invention;
in the figure: a combustion chamber 1; a reaction chamber 2; water source and water lines 3; an explosion-proof electromagnetic valve A4-1; an explosion-proof electromagnetic valve set B4-2; an extraction tube 5; an oxygen content sensor 6-1; a temperature sensor 6-2; an upper computer system 7; a PLC control system 8; a partition plate 9; an atomizing nozzle 10; an explosion-proof camera 11; a heat exchange device 12; an Uninterruptible Power Supply (UPS) 13.
Detailed Description
The invention will now be described in further detail with reference to the accompanying drawings and examples, which are simplified schematic drawings and illustrate only the basic structure of the invention in a schematic manner, and thus show only the constituents relevant to the invention.
First embodiment, as shown in fig. 1, a self-generated vapor protection and fire extinguishing technique includes: after the remote monitering system monitors the reaction intracavity and catches fire, through host computer system and PLC control system remote operation, control explosion-proof solenoid valve action, the atomizer in the reaction intracavity is passed through to the water source to the form of water smoke sprays to the reaction intracavity baffle, the baffle is installed reaction intracavity portion, and relative horizontal plane slope sets up, the direction of injection of atomizer is aimed at the last inclined surface of baffle, water smoke evaporate in the twinkling of an eye and become the problem of steam in order to reduce the interior combustible gas of reaction chamber, dilutes the concentration of combustible gas and oxygen simultaneously, can pass through the detection of reaction intracavity oxygen content and temperature, control and spray the water yield, host computer system and PLC system can carry out chain control according to oxygen content simultaneously and spray the water yield and send alarm information, and a whole set of control system power supply is uninterrupted power source.
The water smoke sprays on the baffle 9, be high temperature oil gas in the reaction chamber 2, water smoke can evaporate in the twinkling of an eye and become steam, and steam can reduce whole reaction chamber 2 in combustible gas's temperature, dilutes the concentration of combustible gas and oxygen simultaneously.
The reaction cavity 2 is communicated with an extraction pipe 5, the extraction pipe 5 is at least connected with a temperature sensor 6-1 and a temperature sensor 6-2, and the amount of spraying water can be controlled by detecting the oxygen content and the temperature in the reaction cavity 2.
The outside of reaction chamber 2 sets up water line 3, two explosion-proof solenoid valves 4 are connected to 3 one ends of water line, and each explosion-proof solenoid valve 4 links up water line 3 and an atomizer 10.
The condition of catching fire in the reaction chamber 2 is monitored through the explosion-proof camera 11, the upper computer system 7 and the PLC system can carry out interlocking control according to oxygen content and spray the water yield and send alarm information, and the power supply of a whole set of control system is uninterrupted power supply 12 (UPS), can satisfy the continuous use under the on-the-spot emergency.
The materials in the reaction cavity 2 are heated by the combustion chamber 1 in an indirect heating mode. After discovering and confirming a fire condition through the explosion-proof camera 11, remotely operating the explosion-proof electromagnetic valve groups 4-1 and 4-2 through the upper computer system 7 and the PLC control system 8 to act, spraying a water source onto the high-temperature partition plate 9 through the water pipeline 3 and the atomizing nozzle 10, and enabling water mist to be in contact with high-temperature gas in the reaction cavity 2 and the high-temperature partition plate, instantly gasifying the water mist and converting the water mist into water vapor; the upper computer system 7 and the PLC control system 8 can control the explosion-proof electromagnetic valve groups 4-1 and 4-2 to control the spraying water amount by acquiring the oxygen content on the extraction pipe 5 and the data of the temperature detection sensor 6, and meanwhile, the upper computer system 7 can give an alarm to prompt, a system power supply uses an Uninterruptible Power Supply (UPS) 12 to supply power, so that after an emergency occurs on site, the continuous use on site can be met under the condition of site power failure, and the operation safety is guaranteed.
Second embodiment, as shown in fig. 2, a self-generated steam protection and fire extinguishing technique includes: after the remote monitering system monitors the reaction intracavity and catches fire, through host computer system and PLC control system remote operation, control explosion-proof solenoid valve action, the atomizer in the reaction intracavity is passed through to the water source to the form of water smoke sprays to the reaction intracavity baffle, the baffle is installed reaction intracavity portion, and relative horizontal plane slope sets up, the direction of injection of atomizer is aimed at the last inclined surface of baffle, water smoke evaporate in the twinkling of an eye and become the problem of steam in order to reduce the interior combustible gas of reaction chamber, dilutes the concentration of combustible gas and oxygen simultaneously, can pass through the detection of reaction intracavity oxygen content and temperature, control and spray the water yield, host computer system and PLC system can carry out chain control according to oxygen content simultaneously and spray the water yield and send alarm information, and a whole set of control system power supply is uninterrupted power source.
The water smoke sprays on the baffle 9, be high temperature oil gas in the reaction chamber 2, water smoke can evaporate in the twinkling of an eye and become steam, and steam can reduce whole reaction chamber 2 in combustible gas's temperature, dilutes the concentration of combustible gas and oxygen simultaneously.
The reaction cavity 2 is communicated with an extraction pipe 5, the extraction pipe 5 is at least connected with a temperature sensor 6-1 and a temperature sensor 6-2, and the amount of spraying water can be controlled by detecting the oxygen content and the temperature in the reaction cavity 2.
The outside of reaction chamber 2 sets up water line 3, two explosion-proof solenoid valves 4 are connected to 3 one end of water line, at least one explosion-proof solenoid valve 4 can connect heat exchange device 12.
The condition of catching fire in the reaction chamber 2 is monitored through the explosion-proof camera 11, the upper computer system 7 and the PLC system can carry out interlocking control according to oxygen content and spray the water yield and send alarm information, and the power supply of a whole set of control system is uninterrupted power supply 13 (UPS), can satisfy the continuous use under the on-the-spot emergency.
The materials in the reaction cavity 2 are heated by the combustion chamber 1 in an indirect heating mode. After dangerous situations are discovered and confirmed through the explosion-proof camera 11, the water source 3 is remotely operated to spray through the upper computer system 7 and the PLC control system 8, the water source and the water pipeline 3 can pass through the 4-1 explosion-proof electromagnetic valve group, pass through the heat exchange device 12 and then be sprayed onto the high-temperature partition plate 9 through the atomizing nozzle 10, and water mist is in contact with high-temperature gas in the reaction cavity 2 and the high-temperature partition plate 9 in the reaction cavity 2, is instantly gasified and is converted into water vapor; the upper computer system 7 and the PLC control system 8 can control the explosion-proof electromagnetic valve groups 4-1 and 4-2 to control the spraying water amount by acquiring the oxygen content on the extraction pipe 5 and the data of the temperature detection sensor 6, and meanwhile, the upper computer system 7 can give an alarm to prompt, a system power supply uses an Uninterruptible Power Supply (UPS) 13 to supply power, so that after an emergency occurs on site, the continuous use on site can be met under the condition of site power failure, and the operation safety is guaranteed.
In light of the foregoing description of the preferred embodiment of the present invention, it is to be understood that various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (8)
1. A self-generating steam protection and fire extinguishing method for heat treatment of oily wastes is characterized by comprising the following steps: after the remote monitering system monitors the reaction intracavity and catches fire, through host computer system and PLC control system remote operation, control explosion-proof solenoid valve action, the atomizer in the reaction intracavity is passed through to the water source to the form of water smoke sprays to reaction intracavity high temperature baffle on, the baffle is installed reaction intracavity portion, and relative horizontal plane slope sets up, the direction of injection of atomizer is aimed at the last inclined surface of baffle, water smoke evaporate in the twinkling of an eye and become the problem of steam in order to reduce the reaction intracavity combustible gas, dilutes the concentration of combustible gas and oxygen simultaneously, can pass through the detection of reaction intracavity oxygen content and temperature, control and spray the water yield, host computer system and PLC system can carry out chain control according to oxygen content simultaneously and spray the water yield and send alarm information, and a whole set of control system power supply is uninterrupted power supply.
2. The autogenous steam protection and fire extinguishing method for heat treatment of oily waste as claimed in claim 1, wherein: the reaction cavity is communicated with the extraction pipe.
3. The autogenous steam protection and fire extinguishing method for heat treatment of oily waste as claimed in claim 2, wherein: the extraction pipe is at least connected with an oxygen content sensor and a temperature sensor.
4. The autogenous steam protection and fire extinguishing method for heat treatment of oily waste as claimed in claim 1, wherein: and a water pipeline is arranged outside the reaction cavity.
5. The autogenous steam protection and fire extinguishing method for heat treatment of oily waste as claimed in claim 4, wherein: one end of the water pipeline is connected with a plurality of explosion-proof electromagnetic valves.
6. The autogenous steam protection and fire extinguishing method for heat treatment of oily waste as claimed in claim 5, wherein: each explosion-proof electromagnetic valve is connected with the water pipeline and an atomizing spray head.
7. The autogenous steam protection and fire extinguishing method for heat treatment of oily waste as claimed in claim 5, wherein: at least one explosion-proof electromagnetic valve can be connected with a heat exchange device.
8. The autogenous steam protection and fire extinguishing method for heat treatment of oily waste as claimed in claim 1, wherein: and the fire condition in the reaction cavity is monitored by an explosion-proof camera.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910487799.4A CN110180105B (en) | 2019-06-05 | 2019-06-05 | Self-generating steam protection and fire extinguishing technology |
| PCT/CN2020/072539 WO2020244245A1 (en) | 2019-06-05 | 2020-01-16 | Self-generated type steam protection and fire extinguishing technique |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910487799.4A CN110180105B (en) | 2019-06-05 | 2019-06-05 | Self-generating steam protection and fire extinguishing technology |
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| CN110180105A CN110180105A (en) | 2019-08-30 |
| CN110180105B true CN110180105B (en) | 2021-02-12 |
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| CN201910487799.4A Active CN110180105B (en) | 2019-06-05 | 2019-06-05 | Self-generating steam protection and fire extinguishing technology |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110180105B (en) * | 2019-06-05 | 2021-02-12 | 杰瑞环保科技有限公司 | Self-generating steam protection and fire extinguishing technology |
| DE102020201732A1 (en) | 2020-02-12 | 2021-08-12 | Thyssenkrupp Ag | Method for minimizing detonation damage on a watercraft |
| CN111375157A (en) * | 2020-04-08 | 2020-07-07 | 淮北森诺环保科技有限公司 | Self-generating steam protection and fire extinguishing technology |
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|---|---|---|---|---|
| KR20120124703A (en) * | 2011-05-04 | 2012-11-14 | 주식회사 신양아이이에스 | Organic waste treatment apparatus |
| CN103034184A (en) * | 2012-11-15 | 2013-04-10 | 北京百氏源环保技术有限公司 | Safety control system and control method for sludge heat drying dry-material storehouse |
| CN204211622U (en) * | 2014-11-04 | 2015-03-18 | 新中天环保股份有限公司 | Sludge drying system |
| CN104496136A (en) * | 2014-12-19 | 2015-04-08 | 辽宁华孚环境工程股份有限公司 | Indirect heating and thermal desorption treatment device and method for oily solid waste |
| CN107331237A (en) * | 2017-08-17 | 2017-11-07 | 合肥依科普工业设备有限公司 | A kind of kidney-yang analog training device of internal floating roof tank fire and system |
| CN108869119A (en) * | 2018-06-01 | 2018-11-23 | 中国煤炭科工集团太原研究院有限公司 | Hit asphyxia energy-saving type blanking device and control method |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110180105B (en) * | 2019-06-05 | 2021-02-12 | 杰瑞环保科技有限公司 | Self-generating steam protection and fire extinguishing technology |
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2019
- 2019-06-05 CN CN201910487799.4A patent/CN110180105B/en active Active
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- 2020-01-16 WO PCT/CN2020/072539 patent/WO2020244245A1/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20120124703A (en) * | 2011-05-04 | 2012-11-14 | 주식회사 신양아이이에스 | Organic waste treatment apparatus |
| CN103034184A (en) * | 2012-11-15 | 2013-04-10 | 北京百氏源环保技术有限公司 | Safety control system and control method for sludge heat drying dry-material storehouse |
| CN204211622U (en) * | 2014-11-04 | 2015-03-18 | 新中天环保股份有限公司 | Sludge drying system |
| CN104496136A (en) * | 2014-12-19 | 2015-04-08 | 辽宁华孚环境工程股份有限公司 | Indirect heating and thermal desorption treatment device and method for oily solid waste |
| CN107331237A (en) * | 2017-08-17 | 2017-11-07 | 合肥依科普工业设备有限公司 | A kind of kidney-yang analog training device of internal floating roof tank fire and system |
| CN108869119A (en) * | 2018-06-01 | 2018-11-23 | 中国煤炭科工集团太原研究院有限公司 | Hit asphyxia energy-saving type blanking device and control method |
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| Publication number | Publication date |
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| WO2020244245A1 (en) | 2020-12-10 |
| CN110180105A (en) | 2019-08-30 |
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