CN114572577A - Fire prevention and extinguishing process for liquid organic peroxide storage tank - Google Patents
Fire prevention and extinguishing process for liquid organic peroxide storage tank Download PDFInfo
- Publication number
- CN114572577A CN114572577A CN202210214730.6A CN202210214730A CN114572577A CN 114572577 A CN114572577 A CN 114572577A CN 202210214730 A CN202210214730 A CN 202210214730A CN 114572577 A CN114572577 A CN 114572577A
- Authority
- CN
- China
- Prior art keywords
- storage tank
- organic peroxide
- detection device
- temperature
- control valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 150000001451 organic peroxides Chemical class 0.000 title claims abstract description 31
- 230000002265 prevention Effects 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 title claims abstract description 19
- 239000007788 liquid Substances 0.000 title claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 35
- 238000001514 detection method Methods 0.000 claims abstract description 30
- 239000012071 phase Substances 0.000 claims abstract description 18
- 239000007791 liquid phase Substances 0.000 claims abstract description 9
- 239000007921 spray Substances 0.000 claims abstract description 6
- 238000005507 spraying Methods 0.000 claims description 9
- 230000005484 gravity Effects 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 6
- 239000007789 gas Substances 0.000 description 11
- 239000006260 foam Substances 0.000 description 7
- 238000001816 cooling Methods 0.000 description 5
- 230000005611 electricity Effects 0.000 description 5
- 230000003068 static effect Effects 0.000 description 5
- 239000003595 mist Substances 0.000 description 3
- 125000000864 peroxy group Chemical group O(O*)* 0.000 description 3
- 241000876443 Varanus salvator Species 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000006701 autoxidation reaction Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 238000006479 redox reaction Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/22—Safety features
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/02—Nozzles specially adapted for fire-extinguishing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/48—Arrangements of indicating or measuring devices
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention provides a fire prevention and extinguishing process for a liquid organic peroxide storage tank, which is characterized in that the temperature of a gas phase space and a liquid phase space in the storage tank is detected through a storage tank gas phase line arranged above the storage tank and a temperature detection device of the liquid phase space in the storage tank; when the detection result of the temperature detection device reaches a set interlocking temperature range, closing an organic peroxide product inlet and outlet line positioned at the lower part of the storage tank, and controlling atomizing nozzles arranged above the storage tank and in the gas phase space to spray demineralized water through an interlocking control valve to extinguish fire; the demineralized water is connected to the atomizing nozzle through a pipeline, and the interlocking control valve is arranged on the pipeline. The invention has the advantages of low process investment, good fireproof and fire-extinguishing effects and no influence on the product quality.
Description
Technical Field
The invention relates to the technical field of chemical safety protection, in particular to a fire prevention and extinguishing process for a liquid organic peroxide storage tank.
Background
The organic peroxide is an organic substance containing peroxy (-O-O-) in the molecule, is inflammable, explosive and easy to decompose, and is extremely sensitive to heat, vibration, friction and static electricity; since the molecule has both carbon-hydrogen bond and peroxy group, the molecule has all material conditions of oxidation-reduction reaction, and is easy to undergo autoxidation decomposition reaction and even explosion.
The conventional fire extinguishing mode of the storage tank for storing flammable and explosive media is a fire water monitor and a fire foam fire extinguishing device, the fire water monitor can extinguish fire outside the tank and has no effect on the fire in the tank; the fire-fighting foam fire extinguishing device blows foam into a gas phase space in the storage tank to play a role in isolating air, but organic peroxide molecules have peroxy and have oxidant properties, and the isolated air cannot extinguish fire in the tank.
Disclosure of Invention
According to the technical problems of fire prevention and fire extinguishment of the organic peroxide storage tank in the prior art, the invention provides a fire prevention and fire extinguishment process for a liquid organic peroxide storage tank, aiming at fire prevention and fire extinguishment of the organic peroxide storage tank, main factors of peroxide combustion are eliminated according to the properties of organic peroxide, and cooling and static electricity are eliminated, so that water mist is sprayed inside and outside the tank, the cooling and static electricity elimination can be realized, the fire prevention and fire extinguishment are further realized, and meanwhile, an automatic water cutter is arranged to automatically discharge water settled inside the tank, so that the risk of overflowing the organic peroxide is prevented.
The technical means adopted by the invention are as follows:
a fire prevention and extinguishing process for a liquid organic peroxide storage tank comprises the steps of detecting the temperature of a gas phase space and a liquid phase space in the storage tank through a storage tank gas phase line arranged above the storage tank and a temperature detection device of the liquid phase space in the storage tank;
when the detection result of the temperature detection device reaches a set interlocking temperature range, closing an organic peroxide product inlet and outlet line positioned at the lower part of the storage tank, and controlling atomizing nozzles arranged above the storage tank and in the gas phase space to spray demineralized water through an interlocking control valve to extinguish fire; the demineralized water is connected to the atomizing nozzle through a pipeline, and the interlocking control valve is arranged on the pipeline.
Furthermore, the atomizing nozzle is a spiral atomizing nozzle, the spraying angle is 90-120 degrees, and the atomizing nozzle is made of stainless steel.
Further, the linkage temperature range is 38-55 ℃.
Further, the temperature detection device is electrically connected with the interlocking control valve and is a remote thermometer; when the detection result of the temperature detection device reaches a set interlocking temperature range, the temperature detection device feeds back the detected temperature to the interlocking control valve through a receiver by an electric signal, and the interlocking control valve is opened to enable the atomizing nozzle to start spraying the demineralized water to extinguish fire.
Further, the lower part of the storage tank is connected with an automatic water cutting device, and the automatic water cutting device is connected to a drainage line; and when the temperature detected by the temperature detection device is lower than the set interlocking temperature range, the interlocking control valve is closed, redundant water in the storage tank sinks under the action of gravity, and the automatic water cutter drains the water through a drainage line.
Further, the spraying range of the atomizing nozzle covers the top of the storage tank and the gas phase space inside the storage tank.
Compared with the prior art, the invention has the following advantages:
the fire prevention and extinguishing process for the liquid organic peroxide storage tank provided by the invention has the advantages of low investment, high fire prevention and extinguishing efficiency, high cooling speed, no pollution to organic peroxide products, no influence on product quality, no leakage and no loss of organic peroxide in the fire prevention and extinguishing process.
Based on the reasons, the invention can be widely popularized in the fields of fire prevention and extinguishment of organic peroxide storage tanks.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the description of the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of a fire prevention and extinguishing process for a liquid organic peroxide storage tank according to the present invention.
In the figure: 1. a storage tank; 2. an interlock control valve; 3. a temperature detection device; 4. an atomizing nozzle; 5. an automatic water cutting device; 6. a storage tank gas phase line; 7. and (4) feeding and discharging organic peroxide products.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Example 1
As shown in figure 1, the invention provides a fire extinguishing and fire preventing process aiming at cooling and eliminating static electricity by spraying water mist inside and outside an organic peroxide tank, which can effectively monitor the temperature of liquid phase and gas phase space inside the organic peroxide tank and control the water mist spraying inside and outside the tank in an overtemperature interlocking manner;
the method specifically comprises the following steps: the temperature of a gas phase space and a liquid phase space inside the storage tank 1 is detected by a storage tank gas phase line 6 arranged above the storage tank 1 and a temperature detection device 3(TISA101/TISA102) of the liquid phase space inside the storage tank 1;
when the detection result of the temperature detection device 3 reaches a set interlocking temperature range, closing an organic peroxide product inlet and outlet line 7 positioned at the lower part of the storage tank 1, and controlling an atomizing nozzle 4 arranged above the storage tank 1 and in a gas phase space to spray demineralized water DW through an interlocking control valve 2 to extinguish fire; the demineralized water is connected to the atomizing nozzle 4 through a pipeline, and the interlocking control valve 2 is arranged on the pipeline.
Further, the atomizing nozzle 4 is a spiral atomizing nozzle, the spraying angle is 90-120 degrees, and the atomizing nozzle 4 is made of stainless steel.
Further, the linkage temperature range is 38-55 ℃.
Further, the temperature detection device 3 is electrically connected with the interlock control 2 valve, and the temperature detection device 3 is a remote thermometer; when the detection result of the temperature detection device 3 reaches the set interlocking temperature range, the temperature detection device 3 feeds back the detected temperature to the interlocking control valve 2 through a receiver by an electric signal (4-20 mA), and the interlocking control valve 2 is opened to enable the atomizing nozzle 4 to start spraying the demineralized water to extinguish fire.
Further, the lower part of the storage tank 1 is connected with an automatic water cut-off device 5, and the automatic water cut-off device 5 is connected to a drainage line Drain; and when the temperature detected by the temperature detection device 3 is lower than the set interlocking temperature range, the interlocking control valve 2 is closed, the redundant water in the storage tank 1 sinks under the action of gravity, and the automatic water cutter 5 drains the water through a drainage line.
Furthermore, the automatic water cutting device 5 is automatically controlled, so that the arrangement of personnel on duty is not needed, and the freezing prevention is realized in winter.
Further, the spraying range of the atomizing nozzle 4 covers the top of the storage tank and the gas phase space inside the storage tank 1.
At 500m3The organic peroxide storage tank is designed for fire prevention, the technical and economic indexes are compared by adopting the fire prevention and extinguishing process provided by the invention and fire fighting foam for fire extinguishing, and the results are shown in table 1.
TABLE 1 comparison of the present invention with fire fighting foam
| Item | Fire fighting foam | The invention |
| Fire extinguishing medium | Anti-dissolving foam and fire water | Atomized water |
| Influence on the product | Contaminated product | Has no influence on |
| Cooling effect | In general | Good taste |
| Eliminating static electricity effect | In general terms | Good taste |
| Fire-proof effect | In general | Good taste |
| Investment of | Datum | 0.5 times benchmark |
As can be seen from Table 1, the invention has the advantages of low investment, good fire prevention and extinguishing effects, no influence on the product quality and the like.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (6)
1. A fire prevention and extinguishing process for a liquid organic peroxide storage tank is characterized in that the temperature of a gas phase space and a liquid phase space in the storage tank is detected through a storage tank gas phase line arranged above the storage tank and a temperature detection device of the liquid phase space in the storage tank;
when the detection result of the temperature detection device reaches a set interlocking temperature range, closing an organic peroxide product inlet and outlet line positioned at the lower part of the storage tank, and controlling atomizing nozzles arranged above the storage tank and in the gas phase space to spray demineralized water through an interlocking control valve to extinguish fire; the demineralized water passes through the tube coupling to atomizing nozzle, the interlock control valve set up in on the pipeline.
2. The fire prevention and extinguishing process for a liquid organic peroxide storage tank according to claim 1, wherein the atomizing nozzles are spiral atomizing nozzles with a spray angle of 90-120 °, and the atomizing nozzles are made of stainless steel.
3. The liquid organic peroxide storage tank fire prevention and extinguishing process of claim 1, wherein the interlock temperature range is 38-55 ℃.
4. The fire prevention and extinguishing process for a liquid organic peroxide storage tank of claim 1, wherein the temperature detection device is electrically connected to the interlock control valve, and the temperature detection device is a telemetric thermometer; when the detection result of the temperature detection device reaches a set interlocking temperature range, the temperature detection device feeds back the detected temperature to the interlocking control valve through a receiver by an electric signal, and the interlocking control valve is opened to enable the atomizing nozzle to start spraying the demineralized water to extinguish fire.
5. The fire prevention and extinguishing process for a liquid organic peroxide storage tank according to claim 1, wherein an automatic water cut-off device is connected to the lower portion of the storage tank, and the automatic water cut-off device is connected to a drainage line; and when the temperature detected by the temperature detection device is lower than the set interlocking temperature range, the interlocking control valve is closed, redundant water in the storage tank sinks under the action of gravity, and the automatic water cutter drains the water through a drainage line.
6. The liquid organic peroxide storage tank fire prevention and extinguishing process of claim 1, wherein the spray range of the atomizing nozzles covers the top of the storage tank and the gas phase space inside the storage tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210214730.6A CN114572577B (en) | 2022-03-07 | Fireproof and fire-extinguishing process for liquid organic peroxide storage tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210214730.6A CN114572577B (en) | 2022-03-07 | Fireproof and fire-extinguishing process for liquid organic peroxide storage tank |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114572577A true CN114572577A (en) | 2022-06-03 |
| CN114572577B CN114572577B (en) | 2024-07-26 |
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Citations (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5314027A (en) * | 1993-02-12 | 1994-05-24 | Wood Donald A | Fire suppression system for a double walled storage tank |
| CN2324119Y (en) * | 1997-11-07 | 1999-06-16 | 谢宗治 | Electromechanical self-controlling charging storage tank water and discharging device |
| AU2002311399A1 (en) * | 2002-11-29 | 2004-06-17 | John Owen Williams | High voltage power transformer oil spill fire extinguishment and drainage |
| CN102417081A (en) * | 2011-07-26 | 2012-04-18 | 四川威特龙消防设备有限公司 | External floating roof petroleum storage tank water mist safe protection system and protection method |
| CN102514844A (en) * | 2011-12-16 | 2012-06-27 | 中国石油化工股份有限公司 | Vinyl acetate storage device and alarm and control method for crude vinyl acetate |
| CN202870573U (en) * | 2012-08-22 | 2013-04-10 | 湖北万安环保石化设备有限公司 | Full intelligent water-cutting facility |
| CN106043980A (en) * | 2016-05-26 | 2016-10-26 | 高翔 | Method and system for achieving automatic water cutting and oil return through petrochemical storage tank water drainage pipe |
| CN106287230A (en) * | 2016-07-28 | 2017-01-04 | 孙风泉 | The safe handling method of alcohol-based fuel |
| CN205942460U (en) * | 2016-08-10 | 2017-02-08 | 高翔 | Liquid medium that medium loopbacks discharges controlling means |
| CN207209039U (en) * | 2017-09-01 | 2018-04-10 | 湖北恒泰新能源开发有限公司 | A kind of explosion-proof spray system of vertical methanol tank |
| CN208004411U (en) * | 2018-01-17 | 2018-10-26 | 呼和浩特市欧通能源科技有限公司 | Silicon material pickling processes system |
| CN108969950A (en) * | 2018-08-14 | 2018-12-11 | 中国船舶重工集团公司第七〇九研究所 | A kind of sea floating heap containment high pressure water spraying fire fighting system |
| KR101940601B1 (en) * | 2018-04-19 | 2019-04-10 | 최창묵 | Automatic fire extinguishing system |
| CN209956666U (en) * | 2019-04-28 | 2020-01-17 | 张震 | Oil depot oil leakage protection system |
| CN212048858U (en) * | 2020-01-19 | 2020-12-01 | 河北海森化工科技有限公司 | Storage tank cooling spraying system |
| CN112316332A (en) * | 2020-11-24 | 2021-02-05 | 国家电网有限公司 | Multistage early warning fire fighting device and method for lithium ion battery cabinet |
| CN112833330A (en) * | 2021-02-25 | 2021-05-25 | 凯泰（滁州）流体控制有限公司 | Pump-free remote closed conveying method and system for realizing automatic isolation water cutting of liquefied hydrocarbon storage tanks and multi-storage-tank sewage |
| CN113306900A (en) * | 2021-05-08 | 2021-08-27 | 锦州电子技术研究所 | Integrated intelligent oil tank automatic water cut-off device |
| CN215309892U (en) * | 2021-05-17 | 2021-12-28 | 广州瑞港消防设备有限公司 | High-pressure water mist fire extinguishing system with pressure and liquid level monitoring function |
Patent Citations (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5314027A (en) * | 1993-02-12 | 1994-05-24 | Wood Donald A | Fire suppression system for a double walled storage tank |
| CN2324119Y (en) * | 1997-11-07 | 1999-06-16 | 谢宗治 | Electromechanical self-controlling charging storage tank water and discharging device |
| AU2002311399A1 (en) * | 2002-11-29 | 2004-06-17 | John Owen Williams | High voltage power transformer oil spill fire extinguishment and drainage |
| CN102417081A (en) * | 2011-07-26 | 2012-04-18 | 四川威特龙消防设备有限公司 | External floating roof petroleum storage tank water mist safe protection system and protection method |
| CN102514844A (en) * | 2011-12-16 | 2012-06-27 | 中国石油化工股份有限公司 | Vinyl acetate storage device and alarm and control method for crude vinyl acetate |
| CN202870573U (en) * | 2012-08-22 | 2013-04-10 | 湖北万安环保石化设备有限公司 | Full intelligent water-cutting facility |
| CN106043980A (en) * | 2016-05-26 | 2016-10-26 | 高翔 | Method and system for achieving automatic water cutting and oil return through petrochemical storage tank water drainage pipe |
| CN106287230A (en) * | 2016-07-28 | 2017-01-04 | 孙风泉 | The safe handling method of alcohol-based fuel |
| CN205942460U (en) * | 2016-08-10 | 2017-02-08 | 高翔 | Liquid medium that medium loopbacks discharges controlling means |
| CN207209039U (en) * | 2017-09-01 | 2018-04-10 | 湖北恒泰新能源开发有限公司 | A kind of explosion-proof spray system of vertical methanol tank |
| CN208004411U (en) * | 2018-01-17 | 2018-10-26 | 呼和浩特市欧通能源科技有限公司 | Silicon material pickling processes system |
| KR101940601B1 (en) * | 2018-04-19 | 2019-04-10 | 최창묵 | Automatic fire extinguishing system |
| CN108969950A (en) * | 2018-08-14 | 2018-12-11 | 中国船舶重工集团公司第七〇九研究所 | A kind of sea floating heap containment high pressure water spraying fire fighting system |
| CN209956666U (en) * | 2019-04-28 | 2020-01-17 | 张震 | Oil depot oil leakage protection system |
| CN212048858U (en) * | 2020-01-19 | 2020-12-01 | 河北海森化工科技有限公司 | Storage tank cooling spraying system |
| CN112316332A (en) * | 2020-11-24 | 2021-02-05 | 国家电网有限公司 | Multistage early warning fire fighting device and method for lithium ion battery cabinet |
| CN112833330A (en) * | 2021-02-25 | 2021-05-25 | 凯泰（滁州）流体控制有限公司 | Pump-free remote closed conveying method and system for realizing automatic isolation water cutting of liquefied hydrocarbon storage tanks and multi-storage-tank sewage |
| CN113306900A (en) * | 2021-05-08 | 2021-08-27 | 锦州电子技术研究所 | Integrated intelligent oil tank automatic water cut-off device |
| CN215309892U (en) * | 2021-05-17 | 2021-12-28 | 广州瑞港消防设备有限公司 | High-pressure water mist fire extinguishing system with pressure and liquid level monitoring function |
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