CN105727475A - Annular foam fire extinguishing system of oil storage tank - Google Patents
Annular foam fire extinguishing system of oil storage tank Download PDFInfo
- Publication number
- CN105727475A CN105727475A CN201610105085.9A CN201610105085A CN105727475A CN 105727475 A CN105727475 A CN 105727475A CN 201610105085 A CN201610105085 A CN 201610105085A CN 105727475 A CN105727475 A CN 105727475A
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- foam
- fire
- storage tank
- fire extinguishing
- oil storage
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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
- A62C3/06—Fire prevention, containment or extinguishing specially adapted for particular objects or places of highly inflammable material, e.g. light metals, petroleum products
- A62C3/065—Fire prevention, containment or extinguishing specially adapted for particular objects or places of highly inflammable material, e.g. light metals, petroleum products for containers filled with inflammable liquids
-
- 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
- A62C31/12—Nozzles specially adapted for fire-extinguishing for delivering foam or atomised foam
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C5/00—Making of fire-extinguishing materials immediately before use
- A62C5/02—Making of fire-extinguishing materials immediately before use of foam
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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention discloses an annular foam fire extinguishing system of an oil storage tank. The annular foam fire extinguishing system is characterized in that a buoyancy bracket floating on the oil surface and a fire extinguishing foam spraying device are arranged inside the oil storage tank; the fire extinguishing foam spraying device communicates with a fire extinguishing foam feeding device at the outer part of the oil storage tank through a pipeline; supporting floating balls are arranged at the bottom of the buoyancy bracket; the fire extinguishing foam spraying device comprises a foam buffer collector arranged at the circle center part of an aluminum alloy ring and eight fire extinguishing foam conveying tubes which are uniformly and radially distributed on the periphery of the foam buffer collector; the eight fire extinguishing foam conveying tubes are positioned in the same plane; the near-ends of the fire extinguishing foam conveying tubes communicate with the foam buffer collector, and the far-ends of the fire extinguishing foam conveying tubes communicate with an annular fire extinguishing foam tube; and a plurality of fire extinguishing foam outflow holes are uniformly formed in the annular fire extinguishing foam tube in the circumferential direction. According to the annular foam fire extinguishing system, fire extinguishing foam outlets always keep constant distance with the liquid surface, so that the purpose that the fire extinguishing foam is effectively saved is achieved.
Description
Technical field:
The present invention relates to a kind of oil storage tank ring-type froth fire extinguishing system, belong to fire-fighting and Fire Science technical field.
Background technology:
In recent years, the consumption of oil product is increased by China day by day, and oil storage tank fire also increases day by day, result in the generation of a lot of fire accidents accident.Regardless of whether be floating roof formula oil storage tank or fixing top formula oil storage tank, in tank, the most outstanding feature of oil product combustion process is that combustion zone always occurs in and burns in the form of a ring within the scope of tube wall certain diameter, and be in non-burning state in tank body central authorities certain diameter region due to anoxia, and its burning diameter scope is also very limited.Therefore, most importantly the fire extinguishing procedure of oil storage tank fire will be close to the pasta in near-wall certain diameter region and covers the purpose that upper fire foam just can reach to put out a fire.And for existing oil storage tank froth fire extinguishing system, or be the fire foam that produces of the foam maker on tank body top along inner tank wall in flowing to pasta, when liquid level is relatively low, fire foam major part is burnt shattered to pieces by thermal-flame.And supply fire foam mode under liquid and burn in tank and be likely under high pressure effect produce to reflux, cause unpredictalbe catastrophic effect.It would therefore be highly desirable to existing oil storage tank froth fire extinguishing system is improved.
Summary of the invention:
For overcoming the defect of prior art, it is an object of the invention to provide a kind of oil storage tank ring-type froth fire extinguishing system, fire foam can be quickly sprawled in combustion zone near oil storage tank inner-wall, this oil storage tank ring-type froth fire extinguishing system can keep certain height with pasta in tank all the time, and with the change of fuel head in tank, the fire foam outlet of oil storage tank ring-type froth fire extinguishing system keeps constant distance with liquid level all the time, reaches the purpose of effectively save fire foam.
This invention address that technical problem adopts the following technical scheme that
Oil storage tank ring-type froth fire extinguishing system:
Arranging the buoyancy support being suspended on pasta in oil storage tank, be fixedly installed fire foam injection apparatus on described buoyancy support, described fire foam injection apparatus is connected with the fire foam feeder outside oil storage tank by pipeline；
Aluminium alloy circle that described buoyancy support is constituted concentric structure by 2-3 and the reinforcement being connected between aluminium alloy circle are constituted, and are provided with support ball float in the bottom of described aluminium alloy circle/reinforcement；
Described fire foam injection apparatus is distributed in the fire foam conveying pipe of foam buffered collection device periphery and constitutes by the foam buffered collection device being located at aluminium alloy circle circle centre position and eight decile radially, eight fire foam conveying pipes are in same plane, and the near-end of every fire foam conveying pipe connects with foam buffered collection device, the far-end of every fire foam conveying pipe connects with ring-type fire foam pipe, and on described ring-type fire foam pipe, along the circumferential direction decile is provided with multiple fire foam tap hole.
Described reinforcement is set to eight, and eight reinforcement deciles radially are distributed on the circumferencial direction of aluminium alloy circle；Described support ball float is set to four, and four ball float deciles are distributed on the circumferencial direction of aluminium alloy circle；The spheroid form of each ball float is elliptical shape ball or spherical, adopts 1 millimeter of corrosion resistant plate welding to make, and through preservative treatment and the water pressure test, volume is 0.15 cubic metre～0.60 cubic metre.
Described foam buffered collection device connects with fire-retardant foam delivery hose, and the arrival end of fire-retardant foam delivery hose is connected to foam maker by fire-fighting jointer；
Described fire foam feeder includes: the storage tank that is sequentially connected with, fire pump, proportioner, foam conveying steel pipe, foam maker, and on described proportioner, bypass is connected to fire foam liquid storage tank.
Described fire-retardant foam delivery hose is fire-resistant fire hose, and total length is 2 times of oil storage tank height；Described fire-fighting jointer diameter is 75～100 millimeters；Described foam maker is vertical foam generator, and outlet is connected with fire-fighting jointer, and diameter is 75～100 millimeters.
Described proportioner is around-the-pump proportioner, and mixing ratio is 0.9～1.1.
Described foam buffered collection device is that stainless steel tube is made, diameter is 30～40 centimetres, wall thickness is 1～2 millimeter, it is highly 40～60 centimetres, bottom lock, it is highly 20 centimetres that top integral type is provided with, diameter is 75～100 millimeters of rustless steel connecting tubes, and rustless steel connecting tube upper end, equipped with the locked engagement device that diameter is 75～100 millimeters, is connected with fire-retardant foam delivery hose.
Described ring-type fire foam pipe adopts internal diameter to be that 4～5 centimetres of stainless steel tubes are made, generally closed circular ring-type, and excircle and oil storage tank inner-wall distance are 40～60 centimetres；Described fire foam tap hole is circular, and diameter is 3～4 centimetres, and spacing is 30～40 centimetres, and the height of orifice distance liquid level is 6～15 centimetres.
Compared with the prior art, beneficial effects of the present invention is embodied in:
(1) oil storage tank ring-type froth fire extinguishing system of the present invention foam spreading rate in fire extinguishing procedure is fast, foam is few, fire-fighting efficiency is high in waste.Overcome the shortcoming that tradition tank body froth fire extinguishing system fire-fighting efficiency is low, waste foam is serious.The fire foam of more than half can be saved.
(2) overall ring-type fire foam pipe is supported by four ball floats, remains and pasta constant distance, greatly reduces fire foam stroke in thermal-flame.
(3) eight radial fire foams conveying pipes are arranged to radial, both ensure that effective extinguishing effect, reached again lightweight, volume is little, takes up space little, economic and practical, saves material, with low cost, install, transformation, easy to maintenance.
(4) improve after oil storage tank ring-type froth fire extinguishing system not only can rapidly along oil tank ignition region sprawl fire foam rapidly, while reaching quickly to put out tank fire, saving a large amount of fire foam, the thermal-flame cauterization effect to tank skin can also be isolated soon, when adopting water-spraying control tube wall in the external world, greatly reduce the danger that tank skin steel plate collapses.Fire foam quickly can be spread over ablaze region in oil storage tank by improved oil storage tank ring-type froth fire extinguishing system, reaches the effect of quick extinguishing.Meanwhile, the oil storage tank ring-type froth fire extinguishing system after improvement can also be applied to the fire extinguishing of flammable liquid storage tank.Compared with the radial froth fire extinguishing system of oil storage tank, fire-fighting efficiency is higher, and blow-off velocity faster, and can save the fire foam of about 1/5.
(5) ring-type fire foam pipe adopts internal diameter to be that 4～5 centimetres of stainless steel tubes are made, generally closed circular ring-type, and excircle and oil storage tank inner-wall distance are 40～60 centimetres；Fire foam tap hole is circular, and diameter is 3～4 centimetres, and spacing is 30～40 centimetres, and the height of orifice distance liquid level is 6～15 centimetres.The height of pore size, pitch of holes and orifice distance oil storage tank pasta, through accurately calculating, both can guarantee that fire foam can be completely covered whole pasta, and can guarantee that again and save extinguishing chemical to greatest extent.
Accompanying drawing illustrates:
Fig. 1 is the fire extinguisher system apparatus schematic diagram of the present invention；Fig. 2 be the present invention oil storage tank in part system structural representation；Fig. 3 is the foam buffered collection device structure chart of the present invention；Fig. 4 is ring-type fire foam pipe and the associated components structural representation of the present invention.
Number in the figure: 1-storage tank；2-fire pump；3-proportioner；4-fire foam liquid storage tank；5-foam conveying steel pipe；6-supports ball float；7-foam maker；8-fire-fighting jointer；9-fire-retardant foam delivery hose；10-foam buffered collection device；11-buoyancy support；12-fire foam conveying pipe；13-ring-type fire foam pipe, 14-locked engagement device, 15-fire foam tap hole；16-reinforcement.
Below by way of detailed description of the invention, and the invention will be further described in conjunction with accompanying drawing.
Detailed description of the invention:
It should be noted that when not conflicting, the embodiment in the application and the feature in embodiment can be mutually combined.Describe the present invention below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
Embodiment: referring to accompanying drawing, the oil storage tank ring-type froth fire extinguishing system of the present embodiment, it is to arrange the buoyancy support 11 being suspended on pasta in oil storage tank, being fixedly installed fire foam injection apparatus on buoyancy support 11, this fire foam injection apparatus is connected with the fire foam feeder outside oil storage tank by pipeline；
Wherein, aluminium alloy circle that buoyancy support 11 is constituted concentric structure by 2-3 and the reinforcement 16 being connected between aluminium alloy circle are constituted, support ball float 6 it is provided with in the bottom of aluminium alloy circle/reinforcement, for whole buoyancy support 11 and the fire foam injection apparatus of suspending, in specifically arranging, reinforcement 16 is set to eight, and eight reinforcement deciles radially are distributed on the circumferencial direction of aluminium alloy circle；Supporting ball float 6 and be set to four, four ball float deciles are distributed on the circumferencial direction of aluminium alloy circle；The spheroid form of each ball float is elliptical shape ball or spherical, adopts 1 millimeter of corrosion resistant plate welding to make, and through preservative treatment and the water pressure test, volume is 0.15 cubic metre～0.60 cubic metre.
Above-mentioned fire foam injection apparatus is distributed in the fire foam conveying pipe 12 of foam buffered collection device 10 periphery and constitutes by the foam buffered collection device 10 being located at aluminium alloy circle circle centre position and eight decile radially, eight fire foam conveying pipes 12 are in same plane, and the near-end of every fire foam conveying pipe 12 connects with foam buffered collection device 10, the far-end of every fire foam conveying pipe 12 connects with ring-type fire foam pipe 13, wherein, on ring-type fire foam pipe 13, along the circumferential direction decile is provided with multiple fire foam tap hole 15.This ring-type fire foam pipe 13 adopts internal diameter to be that 4～5 centimetres of stainless steel tubes are made, generally closed circular ring-type, and excircle and oil storage tank inner-wall distance are 40～60 centimetres；Fire foam tap hole 15 is circular, and diameter (aperture) is 3～4 centimetres, and pitch of holes is 30～40 centimetres, and the height of orifice distance liquid level is 6～15 centimetres, has both ensured that fire foam can cover whole pasta, saves again fire foam to greatest extent.
Fire foam conveying channel is:
Foam buffered collection device 10 connects with fire-retardant foam delivery hose 9, and the arrival end of fire-retardant foam delivery hose 9 is connected to foam maker 7 by fire-fighting jointer 8；Wherein, fire-retardant foam delivery hose 9 is fire-resistant fire hose, and total length is 2 times of oil storage tank height；Fire-fighting jointer 8 diameter is 75～100 millimeters；Foam maker 7 is vertical foam generator, and outlet is connected with fire-fighting jointer 8, and diameter is 75～100 millimeters.
Above-mentioned fire foam feeder includes: the storage tank 1 that is sequentially connected with, fire pump 2, proportioner 3, foam conveying steel pipe 5, foam maker 7, and on proportioner 3, bypass is connected to fire foam liquid storage tank 4.
Foam buffered collection device 10 is made for stainless steel tube, diameter is 30～40 centimetres, wall thickness is 1～2 millimeter, it is highly 40～60 centimetres, bottom lock, it is highly 20 centimetres that top integral type is provided with, diameter is 75～100 millimeters of rustless steel connecting tubes, and rustless steel connecting tube upper end, equipped with the locked engagement device 14 that diameter is 75～100 millimeters, is connected with fire-retardant foam delivery hose 9.
In concrete application, model or the concrete set-up mode of each parts are as described below:
Storage tank 1 is normal pressure storage tank, and volume is not less than 20 cubic metres, can adopt ground upper water box, it is possible to adopt underground water tank.
Fire pump 2 is centrifugal water pump, and outlet pressure is 0.3-1.0MPa, and water inlet end is provided with filter screen.
Foam proportioner 3 is around-the-pump proportioner, and mixing ratio is 0.9～1.1.
Fire foam liquid storage tank 4 is atmospheric storage tank, built-in fire fighting foam agent.
Foam conveying steel pipe 5 adopts seamless steel pipe, and diameter is 75～100 millimeters.
Buoyancy support 11 adopts thickness to be that 6 millimeters of aluminium alloys are made, and global shape is annular, and centre is provided with reinforcement.
Radial fire foam conveying pipe 12 is made up of stainless steel tube, totally eight, through for 4～5 centimetres in pipe.
The operation principle of the present invention is described below:
Fire pump 2 extracts from storage tank 1 and supplies fire water, fire-fighting current is when the Venturi tube of pump proportioner 3, certain negative pressure can be produced, by fire fighting foam agent sucking-off from fire foam liquid storage tank 4, and send in pump proportioner 3, mix with the fire water of supply in pump proportioner 3.Mixed fire foam mixed liquor is transported in foam maker 7 through foam conveying steel pipe 5 and produces fire foam.Foam buffered collection device 10 is arrived through locked engagement device 14 then through the fire-retardant foam delivery hose 9 being connected with jointer 8.Under pressure, fire foam quickly via radiation shape fire foam conveying pipe 12 flow into ring-type fire foam pipe 13, flow out from fire foam tap hole 15, be covered in pasta.When being continuing to supply fire foam, fire foam is that multiple spot dispersion is covered in pasta, and constantly diffusion around item, open and flat, until covering whole tank body pasta, extinguishes the oil fire of burning.When in oil storage tank, fuel head changes, the support ball float 6 undertaking the relevant fire extinguishing system component weight of buoyancy support 11 and top thereof can together raise with liquid level or reduce, and owing to fire-retardant foam delivery hose 9 length of setting is enough, do not affect integrally-built moving up and down, it is ensured that the fire foam tap hole 15 of ring-type fire foam ozzle 13 keeps constant distance with the liquid level in oil storage tank all the time.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention.
Claims (7)
1. oil storage tank ring-type froth fire extinguishing system, it is characterised in that:
The buoyancy support (11) being suspended on pasta is set in oil storage tank, being fixedly installed fire foam injection apparatus on described buoyancy support (11), described fire foam injection apparatus is connected with the fire foam feeder outside oil storage tank by pipeline；
Aluminium alloy circle that described buoyancy support (11) is constituted concentric structure by 2-3 and the reinforcement (16) being connected between aluminium alloy circle are constituted, and are provided with support ball float (6) in the bottom of described aluminium alloy circle/reinforcement；
Fire foam conveying pipe (12) that described fire foam injection apparatus is distributed in foam buffered collection device (10) periphery by foam buffered collection device (10) being located at aluminium alloy circle circle centre position and eight decile radially is constituted, eight fire foams conveying pipe (12) are in same plane, and the near-end of every fire foam conveying pipe (12) connects with foam buffered collection device (10), the far-end of every fire foam conveying pipe (12) connects with ring-type fire foam pipe (13), on described ring-type fire foam pipe (13), along the circumferential direction decile is provided with multiple fire foam tap hole (15).
2. oil storage tank ring-type froth fire extinguishing system according to claim 1, it is characterised in that described reinforcement (16) is set to eight, eight reinforcement deciles radially are distributed on the circumferencial direction of aluminium alloy circle；Described support ball float (6) is set to four, and four ball float deciles are distributed on the circumferencial direction of aluminium alloy circle；The spheroid form of each ball float is elliptical shape ball or spherical, adopts 1 millimeter of corrosion resistant plate welding to make, and through preservative treatment and the water pressure test, volume is 0.15 cubic metre～0.60 cubic metre.
3. oil storage tank ring-type froth fire extinguishing system according to claim 1, it is characterized in that, described foam buffered collection device (10) connects with fire-retardant foam delivery hose (9), and the arrival end of fire-retardant foam delivery hose (9) is connected to foam maker (7) by fire-fighting jointer (8)；
Described fire foam feeder includes: the storage tank (1) that is sequentially connected with, fire pump (2), proportioner (3), foam conveying steel pipe (5), foam maker (7), and the upper bypass of described proportioner (3) is connected to fire foam liquid storage tank (4).
4. oil storage tank ring-type froth fire extinguishing system according to claim 3, it is characterised in that described fire-retardant foam delivery hose (9) is fire-resistant fire hose, total length is 2 times of oil storage tank height；Described fire-fighting jointer (8) diameter is 75～100 millimeters；Described foam maker (7) is vertical foam generator, and outlet is connected with fire-fighting jointer (8), and diameter is 75～100 millimeters.
5. oil storage tank ring-type froth fire extinguishing system according to claim 3, it is characterised in that described proportioner (3) is around-the-pump proportioner, and mixing ratio is 0.9～1.1.
6. oil storage tank ring-type froth fire extinguishing system according to claim 1, it is characterized in that, described foam buffered collection device (10) is made for stainless steel tube, diameter is 30～40 centimetres, wall thickness is 1～2 millimeter, it is highly 40～60 centimetres, bottom lock, it is highly 20 centimetres that top integral type is provided with, diameter is 75～100 millimeters of rustless steel connecting tubes, rustless steel connecting tube upper end, equipped with locked engagement device (14) that diameter is 75～100 millimeters, is connected with fire-retardant foam delivery hose (9).
7. oil storage tank ring-type froth fire extinguishing system according to claim 1, it is characterized in that, described ring-type fire foam pipe (13) adopts internal diameter to be that 4～5 centimetres of stainless steel tubes are made, generally closed circular ring-type, and excircle and oil storage tank inner-wall distance are 40～60 centimetres；Described fire foam tap hole (15) is circular, and diameter is 3～4 centimetres, and spacing is 30～40 centimetres, and the height of orifice distance liquid level is 6～15 centimetres.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610105085.9A CN105727475A (en) | 2016-02-25 | 2016-02-25 | Annular foam fire extinguishing system of oil storage tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610105085.9A CN105727475A (en) | 2016-02-25 | 2016-02-25 | Annular foam fire extinguishing system of oil storage tank |
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| Publication Number | Publication Date |
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| CN105727475A true CN105727475A (en) | 2016-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610105085.9A Pending CN105727475A (en) | 2016-02-25 | 2016-02-25 | Annular foam fire extinguishing system of oil storage tank |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108066919A (en) * | 2016-11-16 | 2018-05-25 | 江苏瑞凌新能源科技有限公司 | A kind of fire-fighting oil tank froth fire extinguishing system |
| CN109675224A (en) * | 2019-01-29 | 2019-04-26 | 安徽省国发石化设备有限责任公司 | Fire-fighting system under oil tank liquid |
| CN109876336A (en) * | 2019-03-06 | 2019-06-14 | 沃斧（上海）安防科技有限公司 | A kind of high power foam generator |
| CN110448825A (en) * | 2019-08-22 | 2019-11-15 | 应急管理部天津消防研究所 | A kind of fire integrated fire extinguishing system of large size floating roof tank and extinguishing method |
| CN110604891A (en) * | 2019-08-07 | 2019-12-24 | 李乃斌 | Fire-fighting CO for oil depot and petrochemical plant2Gas storage tank _ elliptic cylinder tank body structure |
| CN111099550A (en) * | 2019-12-18 | 2020-05-05 | 安徽建筑大学 | Take foam formula oil storage tank oil pumping system of putting out a fire |
| CN112891781A (en) * | 2019-12-04 | 2021-06-04 | 中国石油天然气集团有限公司 | Fire extinguishing system |
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| CN202315035U (en) * | 2011-11-24 | 2012-07-11 | 杭州新纪元消防科技有限公司 | Heptafluoropropane foam fire extinguishing system |
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| CN104800990A (en) * | 2015-05-13 | 2015-07-29 | 西安科技大学 | Fire monitoring and fire extinguishing robot for fire protection of oil tank storage area |
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| EP2108407A1 (en) * | 2003-08-20 | 2009-10-14 | Williams Fire and Hazard Control, Inc. | Dry chemical system for extinguishing difficult fuel or flammable liquid fires in an industrial tank with a roof creating a space above the liquid |
| CN102416232A (en) * | 2011-08-12 | 2012-04-18 | 中国科学技术大学 | Cooling and oil evacuation firefighting unit for fire extinguishing with liquid oil tank |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108066919A (en) * | 2016-11-16 | 2018-05-25 | 江苏瑞凌新能源科技有限公司 | A kind of fire-fighting oil tank froth fire extinguishing system |
| CN109675224A (en) * | 2019-01-29 | 2019-04-26 | 安徽省国发石化设备有限责任公司 | Fire-fighting system under oil tank liquid |
| CN109876336A (en) * | 2019-03-06 | 2019-06-14 | 沃斧（上海）安防科技有限公司 | A kind of high power foam generator |
| CN110604891A (en) * | 2019-08-07 | 2019-12-24 | 李乃斌 | Fire-fighting CO for oil depot and petrochemical plant2Gas storage tank _ elliptic cylinder tank body structure |
| CN110448825A (en) * | 2019-08-22 | 2019-11-15 | 应急管理部天津消防研究所 | A kind of fire integrated fire extinguishing system of large size floating roof tank and extinguishing method |
| CN112891781A (en) * | 2019-12-04 | 2021-06-04 | 中国石油天然气集团有限公司 | Fire extinguishing system |
| CN112891781B (en) * | 2019-12-04 | 2022-07-05 | 中国石油天然气集团有限公司 | Fire extinguishing system |
| CN111099550A (en) * | 2019-12-18 | 2020-05-05 | 安徽建筑大学 | Take foam formula oil storage tank oil pumping system of putting out a fire |
| CN111099550B (en) * | 2019-12-18 | 2022-02-18 | 安徽建筑大学 | Take foam formula oil storage tank oil pumping system of putting out a fire |
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