CN106908478A - Judge the experimental system and detection method of fuel gas effectiveness of explosion suppression in restricted clearance - Google Patents
Judge the experimental system and detection method of fuel gas effectiveness of explosion suppression in restricted clearance Download PDFInfo
- Publication number
- CN106908478A CN106908478A CN201710084080.7A CN201710084080A CN106908478A CN 106908478 A CN106908478 A CN 106908478A CN 201710084080 A CN201710084080 A CN 201710084080A CN 106908478 A CN106908478 A CN 106908478A
- Authority
- CN
- China
- Prior art keywords
- explosion suppression
- explosion
- container cylinder
- explosive container
- mentioned
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N25/00—Investigating or analyzing materials by the use of thermal means
- G01N25/50—Investigating or analyzing materials by the use of thermal means by investigating flash-point; by investigating explosibility
- G01N25/54—Investigating or analyzing materials by the use of thermal means by investigating flash-point; by investigating explosibility by determining explosibility
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
Abstract
The invention discloses a kind of experimental system and detection method for judging flammable gas explosion restraining device effectiveness of explosion suppression in restricted clearance, the experimental system is made up of flammable gas explosion experimental system and explosion suppression effect detection system.Movable end cover and fixed end cap, the first observation window, the second observation window, forvacuum system, fuel gas air distributing device and igniter that flammable gas explosion experimental system is connected including explosive container cylinder with cylinder.Explosion suppression effect detection system is made up of explosion suppression device, first pressure sensor, second pressure sensor, high speed video camera and acquisition and control system.The characteristics of explosion suppression effect detection method is：The dynamic many reference amounts such as blast pressure time graph that the image that high-speed camera during explosion suppression shoots is detected with first pressure sensor are merged, the influence of quantitative expedition explosion suppression device triggered time and Explosion suppressant species, consumption, injection form to explosion suppression effect.
Description
Technical field
The present invention relates to flammable gas explosion suppression technology field, fuel gas in restricted clearance is more particularly, to judged
The experimental system and detection method of explosion suppression devices effectiveness of explosion suppression.
Background technology
The combustible gas/air mixture blast occurred in restricted clearance is one of industrial production Common Accidents, brings serious
Casualties and property loss.Explosion suppression technology is then the initial stage occurred in blast, by explosion suppression device moment to limited sky
Between spray datonation-inhibition medium, prevent explosive flame from propagating, it is significant to preventing accident from spreading.The explosion suppression of restraining device
Process is presented as the dynamic process that datonation-inhibition medium interacts with explosive flame, the triggered time of explosion suppression device, injection pressure, stream
The parameters such as species, the filling weight of field parameters and Explosion suppressant are the governing factors for influenceing explosion suppression effect, in practical application
During, it is necessary to appropriate detection means and method is taken, Quantitative study is carried out to it, be the correct peace of explosion suppression devices
Dress uses offer technical support.
Technical information on detecting flammable gas explosion inhibition, has related in published Chinese patent literature
And, such as B of patent of invention CN 101576521（Imflammable gas, dust explosion, propagation and datonation-inhibition characteristic test device）, but should
Technical scheme is only capable of the explosion suppression efficiency of fastidious different datonation-inhibition media, it is impossible to which the explosion suppression effect for carrying out explosion suppression device is surveyed
Examination.And for example B of patent of invention CN 102879416（Gas cloud burning, blast analogue and inerting, Inhibition test device and experiment side
Method）, the technical scheme that the patent is provided is mainly for the tradition fire-fighting system such as water, dry powder, it is impossible to meet in recent years increasingly
Quick response, the compact explosion suppression device performance detection of encapsulation for growing up.
What is more important, explosion suppression is the transient process of Multi-parameter coupling, and prior art is although take different ginsengs
Several detection means, but only rest on multi-parameter and enumerate, fail for some parameters of datonation-inhibition process to carry out convergence analysis, lack to quick-fried
The Comprehensive Evaluation means of fried inhibition.
Therefore, the applicant has made beneficial exploration and actual trial, technical scheme described below be
Produced under this background.
The content of the invention
Judge flammable gas explosion restraining device effectiveness of explosion suppression in restricted clearance it is an object of the invention to provide a kind of
Experimental system and detection method, are easy to be analyzed the influence factor of explosion suppression effect, are the correct of explosion suppression devices
Offer technical support is provided.
To achieve the above object, the technical scheme of present invention offer is：Judge that flammable gas explosion suppresses in restricted clearance
The experimental system and detection method of device effectiveness of explosion suppression, experimental system include that flammable gas explosion experimental system and explosion suppression are imitated
Fruit detecting system：
Flammable gas explosion experimental system includes：Explosive container cylinder, and it is arranged on the activity at the explosive container cylinder two ends
End cap and fixed end cap, are provided through the first observation window that flange is connected with the movable end cover on above-mentioned movable end cover
Mouthful, first watch window embeds organic glass-mirror；Pre- taking out is provided with the bottom center position of above-mentioned explosive container cylinder
The bonding in vacuum mouth of pipe and the fuel gas air inlet mouth of pipe, the forvacuum connection mouth of pipe and the fuel gas air inlet mouth of pipe pass through appendix
It is connected with vavuum pump and fuel gas air distributing device respectively, above-mentioned forvacuum connects the mouth of pipe and vavuum pump and is arranged on blast
Vacuum meter on shell constitutes the forvacuum system of apparatus of the present invention；It is also provided with above-mentioned explosive container cylinder
Igniter, the igniter is connected by wire with acquisition and control system.
Explosion suppression effect detection system includes：Be arranged on first pressure sensor at the top of above-mentioned explosive container cylinder with
The explosion suppression device at the top of above-mentioned explosive container cylinder is arranged on, and second pressure sensing is provided with the top of the explosion suppression device
Device, above-mentioned first pressure sensor, explosion suppression device and second pressure sensor by shielded conductor and data acquisition with control
System has been connected to form pressure detecting system, the pressure detecting system and the high-speed camera for being arranged on above-mentioned first watch window
Device together constitutes the explosion suppression effect detection system of apparatus of the present invention.
The step of explosion suppression effect detection method, includes：First, the datonation-inhibition powder of certain mass is put into explosion suppression device
Agent, and the triggering device in the explosion suppression device is assembled, the explosion suppression device after assembling is arranged at the top of explosive container cylinder and is connect
Mouthful；Fasten movable end cover and check the overall tightness of explosive container cylinder；Explosive container cylinder is evacuated to the vacuum of setting
The explosive mixed gas being pre-mixed are filled with the explosive container inner barrel afterwards.Secondly, by acquisition and control system,
The time of ignition T1 of the igniting device and triggering moment T2 of explosion suppression device is preset, makes explosion suppression device in explosive container cylinder
Interior explosive mixed gas are triggered after lighting.Next step, log-on data collection carries out explosion suppression experiment with control system, high
Fast camera head first pressure sensor and second pressure sensor synchronous acquisition signal；By the above-mentioned number for imposing a condition, gathering
According to being contrasted, being merged, flammable gas explosion inhibition in restricted clearance is analyzed.Finally, experimental system is cleaned, is next time
Experiment is prepared.
Described fixed end cap is connected by the fastening means welded with above-mentioned explosive container cylinder, and is fixed at this
Second watch window corresponding with described movable end cover has been set on end cap.
Joined by changing explosion suppression device spray characteristic, the species of Time delay time and datonation-inhibition pulvis, filling quality etc.
Number, analyzes the influence factor of effectiveness of explosion suppression.
Compared with existing technical scheme, the advantage of the invention is that：
（1）By explosion suppression device nozzle parameter, datonation-inhibition medium injection flow field, blast pressure attenuation characteristic, explosive flame dynamic change
The multi-parameter fusions such as process, quantitative analysis is carried out beneficial to the overall process to explosion suppression；
（2）Joined by changing explosion suppression device spray characteristic, the species of Time delay time and datonation-inhibition pulvis, filling quality etc.
Number, analyzes the influence factor of effectiveness of explosion suppression, is that the correct of explosion suppression devices installs and uses offer technical support.
Brief description of the drawings
Fig. 1 is that the present invention shows for judging the experimental system of flammable gas explosion restraining device effectiveness of explosion suppression in restricted clearance
It is intended to.
Fig. 2 is that the combustible gas mixture blast in the embodiment of the present invention in explosive container cylinder is being suppressed and entered
Row suppresses the blast pressure-time change course under situation.
Fig. 3 be when not spraying datonation-inhibition medium in the embodiment of the present invention explosive container cylinder internal pressure-time change course with
And corresponding moment explosive flame propagates process.
Fig. 4 is the interior injection pressure history of device after explosion suppression device triggering.
Fig. 5 be when spraying datonation-inhibition medium in the embodiment of the present invention explosive container cylinder internal pressure-time change course and
Corresponding moment explosive flame propagates process.
Description of reference numerals：
1st, explosive container cylinder；2-1, movable end cover；2-2, fixed end cap；3-1, the first watch window；3-2, the second observation window
Mouthful；4th, lucite minute surface；5th, high speed video camera；6-1, the forvacuum connection mouth of pipe；6-2, the fuel gas air inlet mouth of pipe；7、
Fuel gas air distributing device；8th, vavuum pump；9th, acquisition and control system；10th, explosion suppression device；11-1, first pressure sensing
Device；11-2 second pressure sensors；12nd, vacuum meter；13rd, igniter.
Specific embodiment
With reference to specific embodiment, the invention will be further described.Following examples are triggered from control explosion suppression device
Whether contrast experiment is carried out, effectiveness of explosion suppression is detected.
Reference picture 1, the present invention is made up of flammable gas explosion experimental system and explosion suppression effect detection system, combustible gas
Body explosion test system includes：Volume is 5m3Explosive container cylinder 1, and be arranged on the two ends of explosive container cylinder 1 and mutually fit
The movable end cover 2-1 for answering and fixed end cap 2-2, is provided through flange and movable end cover 2-1 on above-mentioned movable end cover 2-1
The first watch window 3-1 being connected（Flange is connected as the common technology of the art, is no longer specifically described herein）, this
One watch window 3-1 embeds organic glass-mirror 4；Public affairs are arranged side by side at the bottom center position of above-mentioned explosive container cylinder 1
Claim the forvacuum connection mouth of pipe 6-1 and fuel gas air inlet mouth of pipe 6-2 of diameter DN32, this vacuumizes connection mouth of pipe 6-1 and can
The appendix that combustion gas inlet pipe mouthful 6-2 passes through to match is connected with vavuum pump 8 and fuel gas air distributing device 7 respectively, above-mentioned
Forvacuum connects mouth of pipe 6-1 and constitutes dress of the present invention with vavuum pump 8 and the vacuum meter 12 being arranged on explosive container cylinder 1
The forvacuum system put；The igniter 13 being made up of ignition coil, the point are also provided with above-mentioned explosive container cylinder 1
Fiery device 13 is connected by wire with acquisition and control system 9.
Explosion suppression effect detection system includes：It is arranged on the first pressure sensor at the top of above-mentioned explosive container cylinder 1
11-1 is the explosion suppression device 10 of 5L with the net volume being arranged at the top of above-mentioned explosive container cylinder 1, and in the explosion suppression device 10
Top is provided with second pressure sensor 11-2, and above-mentioned first pressure sensor 11-1, explosion suppression device 10 are passed with second pressure
Sensor 11-2 has been connected to form pressure detecting system by shielded conductor and acquisition and control system 9, the pressure detecting
System together constitutes the explosion suppression of apparatus of the present invention with the high speed video camera 5 for being arranged on above-mentioned first watch window 3-1
Effect detection system.
The step of explosion suppression effect detection method, includes：
First, the datonation-inhibition pulvis of ultra-fine ABC for being put into 2kg medians about 10um in net volume is for the explosion suppression device 10 of 5L is simultaneously
The triggering device in the explosion suppression device 10 is assembled, after explosive container cylinder 1 is evacuated into vacuum through forvacuum system, by flammable
Be filled with methane-air gas mixture that volumetric concentration is 10% inside the explosive container cylinder 1 by gas distribution equipment 7（It is described
The concrete configuration mode of fuel gas air distributing device 7 and explosive mixed gas can be found in the existing mandate of applicant
Patent of invention CN104569315 B）.
Secondly, the duration of ignition that igniter 13 is set in acquisition and control system 9 is data acquisition and control
System 9 start after 3 seconds, it is 100 milliseconds to set the Time delay time of explosion suppression device 10 so that explosion suppression device 10 is released in ignition coil
Put 100 milliseconds after the explosive mixed gas that high-pressure fire is lighted in explosive container cylinder 1 triggerings；High-speed camera dress is opened simultaneously
Put 5.
Next step, log-on data collection carries out explosion suppression experiment, high speed video camera 5, first pressure with control system 9
11-1 sensors and second pressure sensor 11-2 synchronous acquisition signals.By it is above-mentioned impose a condition, the data that gather are contrasted,
Fusion, flammable gas explosion inhibition in analysis restricted clearance.Finally, experimental system is cleaned, is that experiment is prepared next time.
Fig. 2, Fig. 3, Fig. 4, Fig. 5 are the model experiment result of embodiment.Fig. 2 is explosion test system in the embodiment of the present invention
Interior combustible gas mixture blast is being suppressed and is being carried out the blast pressure-time change course under suppression situation.Not
Apply under explosion suppression ambient condition, fuel gas maximum explosion pressure reaches 0.8MPa；Explosion suppression device fills the ultra-fine ABC suppressions of 2kg
When quick-fried medium, triggered time are 100ms, maximum explosion pressure can be made to be suppressed to 0.2MPa amplitudes, the explosion suppression of explosion suppression device
Effect quantified on embodiment.Fig. 3, Fig. 5 are respectively in the embodiment of the present invention that not spray datonation-inhibition medium ultra-fine with injection 2kg
When the datonation-inhibition media of ABC, triggered time are 100ms, explosive container cylinder internal pressure-time change course and corresponding moment explode
Flame propagation process.Fig. 4 is then injection pressure history in device after explosion suppression device triggering, and the figure embodies explosion suppression device
Spray characteristic, changes the assembly parameter of triggering device, and its spray characteristic will occur corresponding change.
By Fig. 5 can accurate quantitative analysis determine, after explosion suppression device injection not in the same time, the motion process of datonation-inhibition medium, suppression
The interaction process of quick-fried medium and explosive flame, and in the attenuation degree and trend of corresponding moment blast pressure.By changing
Become the species of explosion suppression device spray characteristic, Time delay time and datonation-inhibition pulvis, fill the parameters such as quality, can obtain a series of
Experimental result as shown in Figure 5, above-mentioned serial experiment result is analyzed, can therefrom find out the influence of effectiveness of explosion suppression because
Element, is that the correct of explosion suppression devices installs and uses offer technical support.
In sum, flammable gas explosion restraining device effectiveness of explosion suppression in judgement restricted clearance provided in an embodiment of the present invention
Experimental system and detection method have the advantages that：
（1）By explosion suppression device nozzle parameter, datonation-inhibition medium injection flow field, blast pressure attenuation characteristic, explosive flame dynamic change
The multi-parameter fusions such as process, quantitative analysis is carried out beneficial to the overall process to explosion suppression；
（2）Joined by changing explosion suppression device spray characteristic, the species of Time delay time and datonation-inhibition pulvis, filling quality etc.
Number, analyzes the influence factor of effectiveness of explosion suppression, is that the correct of explosion suppression devices installs and uses offer technical support.
Above is the preferred embodiment of the present invention, it is noted that for those skilled in the art, not
On the premise of departing from the technology of the present invention principle, some improvements and modifications can also be carried out, these improvements and modifications are also considered as this hair
Bright protection domain.
Claims (4)
1. the experimental system of flammable gas explosion restraining device effectiveness of explosion suppression in restricted clearance is judged, the experimental system includes flammable
Gas explosion experiment system and explosion suppression effect detection system, it is characterised in that：
The flammable gas explosion experimental system includes：Explosive container cylinder（1）, and it is arranged on the explosive container cylinder（1）
The movable end cover at two ends（2-1）With fixed end cap（2-2）, in above-mentioned movable end cover（2-1）On be provided through flange and the work
Moved end lid（2-1）The first watch window being connected（3-1）, first watch window（3-1）Embed organic glass-mirror（4）；
In above-mentioned explosive container cylinder（1）Bottom center position be provided with forvacuum connection the mouth of pipe（6-1）With fuel gas air inlet
The mouth of pipe（6-2）, the forvacuum connection mouth of pipe（6-1）With the fuel gas air inlet mouth of pipe（6-2）By appendix respectively with vacuum
Pump（8）With fuel gas air distributing device（7）It is connected, above-mentioned forvacuum connects the mouth of pipe（6-1）With vavuum pump（8）And be arranged on
Explosive container cylinder（1）On vacuum meter（12）Constitute forvacuum system；In above-mentioned explosive container cylinder（1）On be also provided with
Igniter（13）, the igniter（13）By wire and acquisition and control system（9）It is connected；
Explosion suppression effect detection system includes：It is arranged on above-mentioned explosive container cylinder（1）The first pressure sensor at top
（11-1）Be arranged on above-mentioned explosive container cylinder（1）The explosion suppression device at top（10）, and in the explosion suppression device（10）Top
There is provided second pressure sensor（11-2）, above-mentioned first pressure sensor（11-1）, explosion suppression device（10）With second pressure
Sensor（11-2）By shielded conductor and acquisition and control system（9）Pressure detecting system is connected to form, has also been wrapped
Include and be arranged on above-mentioned first watch window（3-1）High speed video camera（5）.
2. judge the detection method of flammable gas explosion restraining device effectiveness of explosion suppression in restricted clearance, comprise the following steps：
First, in explosion suppression device（10）In be put into the datonation-inhibition pulvis of certain mass, and assemble the explosion suppression device（10）In triggering
Device, by the explosion suppression device after assembling（10）Installed in explosive container cylinder（1）Top interface；Fastening movable end cover（2-1）
And check explosive container cylinder（1）Overall tightness；By explosive container cylinder（1）To be pre-mixed after being evacuated to the vacuum of setting
Explosive mixed gas be filled with the explosive container cylinder（1）It is internal；
Secondly, by acquisition and control system（9）, preset igniting device（13）Time of ignition T1 and datonation-inhibition dress
Put（10）Triggering moment T2, make explosion suppression device（10）In explosive container cylinder（1）Interior explosive mixed gas are touched after lighting
Hair；
Next step, log-on data collection and control system（9）Carry out explosion suppression experiment, high speed video camera（5）, first pressure
Sensor（11-1）With second pressure sensor（11-2）Synchronous acquisition signal；By it is above-mentioned impose a condition, the data that gather are carried out
Contrast, fusion, flammable gas explosion inhibition in analysis restricted clearance；
Finally, experimental system is cleaned, is that experiment is prepared next time.
3. it is according to claim 1 judge restricted clearance in flammable gas explosion restraining device effectiveness of explosion suppression experiment system
System, it is characterised in that：
Above-mentioned fixed end cap（2-2）By the fastening means welded and above-mentioned explosive container cylinder（1）It is connected, and at this
Fixed end cap（2-2）On set and described movable end cover（2-1）The second corresponding watch window（3-2）.
4. it is according to claim 2 judge restricted clearance in flammable gas explosion restraining device effectiveness of explosion suppression detection side
Method, it is characterised in that：
By changing explosion suppression device（10）Spray characteristic, the species of Time delay time and datonation-inhibition pulvis, fill quality etc. ginseng
Number, analyzes the influence factor of effectiveness of explosion suppression.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710084080.7A CN106908478A (en) | 2017-02-16 | 2017-02-16 | Judge the experimental system and detection method of fuel gas effectiveness of explosion suppression in restricted clearance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710084080.7A CN106908478A (en) | 2017-02-16 | 2017-02-16 | Judge the experimental system and detection method of fuel gas effectiveness of explosion suppression in restricted clearance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106908478A true CN106908478A (en) | 2017-06-30 |
Family
ID=59208274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710084080.7A Pending CN106908478A (en) | 2017-02-16 | 2017-02-16 | Judge the experimental system and detection method of fuel gas effectiveness of explosion suppression in restricted clearance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106908478A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108375604A (en) * | 2018-04-28 | 2018-08-07 | 南京工业大学 | Gas, liquid and dust explosion experiment system used under various working conditions |
| CN109856184A (en) * | 2019-03-04 | 2019-06-07 | 北京石油化工学院 | Constraint space flammable gas explosion flow-field test device and method under water storage condition |
| CN110544419A (en) * | 2019-01-22 | 2019-12-06 | 张增亮 | Explosion suppression demonstration experiment device and method |
| CN110711333A (en) * | 2019-10-31 | 2020-01-21 | 合肥工业大学 | Jet explosion suppression device and method for gas explosion in building limited space |
| CN111307864A (en) * | 2020-03-27 | 2020-06-19 | 安徽建筑大学 | Measurement simulation device for simulating household kitchen gas leakage explosion |
| CN111983337A (en) * | 2019-05-24 | 2020-11-24 | 上海颀普静电科技有限公司 | Static eliminator explosion-proof experimental apparatus that discharges |
| CN112798647A (en) * | 2020-12-25 | 2021-05-14 | 西安科技大学 | Quantitative analysis method for inhibition efficiency of explosion suppressant on gas explosion |
| CN116735388A (en) * | 2023-08-15 | 2023-09-12 | 航天氢能科技有限公司 | System and method for testing anti-explosion performance of hydrogen explosion anti-explosion material |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6342186B1 (en) * | 1993-07-26 | 2002-01-29 | Cordant Technologies Inc. | Ceramic liner for closed bomb applications |
| CN101576521A (en) * | 2009-06-10 | 2009-11-11 | 西安科技大学 | Device for testing explosion, spreading and explosion suppression characteristics of inflammable gas and dust |
| CN102879416A (en) * | 2012-09-26 | 2013-01-16 | 公安部天津消防研究所 | Experiment device and experiment method for gas cloud combustion, explosion simulation and inerting, inhibition |
| CN103364531A (en) * | 2013-07-17 | 2013-10-23 | 中北大学 | Combustible liquid vapor explosion and explosion suppression characteristic test system |
| CN204666546U (en) * | 2015-06-09 | 2015-09-23 | 中国人民解放军后勤工程学院 | Inflammable gas thermal explosion pests occurrence rule test macro under restricted clearance hot wall condition |
| CN106248733A (en) * | 2016-08-24 | 2016-12-21 | 西安科技大学 | A kind of many forms multifunctional gas, the datonation-inhibition experimental system of dust explosion |
-
2017
- 2017-02-16 CN CN201710084080.7A patent/CN106908478A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6342186B1 (en) * | 1993-07-26 | 2002-01-29 | Cordant Technologies Inc. | Ceramic liner for closed bomb applications |
| CN101576521A (en) * | 2009-06-10 | 2009-11-11 | 西安科技大学 | Device for testing explosion, spreading and explosion suppression characteristics of inflammable gas and dust |
| CN102879416A (en) * | 2012-09-26 | 2013-01-16 | 公安部天津消防研究所 | Experiment device and experiment method for gas cloud combustion, explosion simulation and inerting, inhibition |
| CN103364531A (en) * | 2013-07-17 | 2013-10-23 | 中北大学 | Combustible liquid vapor explosion and explosion suppression characteristic test system |
| CN204666546U (en) * | 2015-06-09 | 2015-09-23 | 中国人民解放军后勤工程学院 | Inflammable gas thermal explosion pests occurrence rule test macro under restricted clearance hot wall condition |
| CN106248733A (en) * | 2016-08-24 | 2016-12-21 | 西安科技大学 | A kind of many forms multifunctional gas, the datonation-inhibition experimental system of dust explosion |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108375604A (en) * | 2018-04-28 | 2018-08-07 | 南京工业大学 | Gas, liquid and dust explosion experiment system used under various working conditions |
| CN110544419A (en) * | 2019-01-22 | 2019-12-06 | 张增亮 | Explosion suppression demonstration experiment device and method |
| CN109856184A (en) * | 2019-03-04 | 2019-06-07 | 北京石油化工学院 | Constraint space flammable gas explosion flow-field test device and method under water storage condition |
| CN111983337A (en) * | 2019-05-24 | 2020-11-24 | 上海颀普静电科技有限公司 | Static eliminator explosion-proof experimental apparatus that discharges |
| CN110711333A (en) * | 2019-10-31 | 2020-01-21 | 合肥工业大学 | Jet explosion suppression device and method for gas explosion in building limited space |
| CN111307864A (en) * | 2020-03-27 | 2020-06-19 | 安徽建筑大学 | Measurement simulation device for simulating household kitchen gas leakage explosion |
| CN112798647A (en) * | 2020-12-25 | 2021-05-14 | 西安科技大学 | Quantitative analysis method for inhibition efficiency of explosion suppressant on gas explosion |
| CN112798647B (en) * | 2020-12-25 | 2022-09-30 | 西安科技大学 | Quantitative analysis method for inhibition efficiency of explosion suppressant on gas explosion |
| CN116735388A (en) * | 2023-08-15 | 2023-09-12 | 航天氢能科技有限公司 | System and method for testing anti-explosion performance of hydrogen explosion anti-explosion material |
| CN116735388B (en) * | 2023-08-15 | 2024-02-13 | 航天氢能科技有限公司 | System and method for testing anti-explosion performance of hydrogen explosion anti-explosion material |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106908478A (en) | Judge the experimental system and detection method of fuel gas effectiveness of explosion suppression in restricted clearance | |
| CN107121453B (en) | It is applicable in the gas, dust explosion and datonation-inhibition experimental system of a variety of optical diagnostic methods | |
| CN102879416B (en) | Experiment device and experiment method for gas cloud combustion, explosion simulation and inerting, inhibition | |
| CN101726573A (en) | Combustible gas explosion experiment system | |
| CN102935275B (en) | A kind of test method and device evaluating total flooding extinguishing property | |
| CN101738450B (en) | Device for testing burning rate of multi-residue solid propellant | |
| CN104280421A (en) | Fuel explosive performance testing system and fuel explosive performance testing method | |
| CN109580869A (en) | The fire protecting performance test method and its test device of civil aircraft component and its attachment | |
| CN206627463U (en) | Judge the experimental system of flammable gas explosion restraining device effectiveness of explosion suppression in restricted clearance | |
| CN113325034B (en) | Test system and test method for coal mine gas and coal dust explosion | |
| CN110594038A (en) | Multi-pulse excitation device | |
| CN106290018A (en) | Spark arrester explosion arrestment method for testing performance | |
| CN206832730U (en) | It is applicable the blast of the gas or dust of a variety of optical diagnosticses and datonation-inhibition experimental system | |
| CN101940825A (en) | Oil gas explosion suppression method in restricted space | |
| CN103604831A (en) | Method for testing whether a chemical product has an explosion diffusing capability | |
| CN209727824U (en) | Gas-liquid two-phase medium inhibits gas/coal dust compound system explosion experimental facility | |
| CN207671678U (en) | Five in one new energy sells refueling nozzle of the demonstration centre with fire extinguisher | |
| CN104027910B (en) | A kind of gas-powered formula igniter | |
| CN213779352U (en) | Large-scale lithium battery pack ignition and explosion force measuring device | |
| CN109187636A (en) | The experimental provision and method of dust explosive characteristic are measured under the conditions of a kind of visualization is isobaric | |
| CN209400424U (en) | The fire-proof and explosion-proof protective device of Raman spectrometer measurement inflammable explosive article | |
| CN106441967A (en) | Explosion resistance detecting device and method for flame arrester | |
| CN206974298U (en) | A kind of millisecond delay blasting tests medication bag apparatus | |
| CN208927498U (en) | A kind of multi-functional flame simulator | |
| CN209387891U (en) | Novel artificial focus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170630 |