CN110681088A - Power-off emergency spray bottle system and method for fire extinguishing and explosion suppression system - Google Patents
Power-off emergency spray bottle system and method for fire extinguishing and explosion suppression system Download PDFInfo
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- CN110681088A CN110681088A CN201911041464.6A CN201911041464A CN110681088A CN 110681088 A CN110681088 A CN 110681088A CN 201911041464 A CN201911041464 A CN 201911041464A CN 110681088 A CN110681088 A CN 110681088A
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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
- A62C3/07—Fire prevention, containment or extinguishing specially adapted for particular objects or places in vehicles, e.g. in road vehicles
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/36—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/061—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for DC powered loads
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
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- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention provides a power-off emergency spray bottle system and a power-off emergency spray bottle method for a fire extinguishing explosion suppression system, wherein the system comprises an energy storage capacitor power supply module, a low-power-consumption single chip microcomputer, a peripheral circuit module, a fire extinguishing bottle driving module, a manual button and a plurality of fire extinguishing bottles, wherein the energy storage capacitor power supply module can supply power to the low-power-consumption single chip microcomputer and the peripheral circuit module; the low-power consumption singlechip and the peripheral circuit module output a driving signal for driving the effective fire extinguishing bottle to the fire extinguishing bottle driving module; the fire extinguishing bottle driving module directly drives the effective fire extinguishing bottle spraying bottle; the manual button is connected to the low-power-consumption single chip microcomputer and the peripheral circuit module. When abnormal power failure occurs in the fire extinguishing explosion suppression system and fire occurs in a vehicle cabin, the system can be switched to the energy storage capacitor for power supply, a low-power-consumption singlechip is used for acquiring a driving signal of a manual button and the state of a fire extinguishing bottle, the software control of the fire extinguishing bottle spraying is realized, and the state is stable; when a certain fire extinguishing bottle is in failure or empty, other effective bottle spraying bottles can be selected in sequence to achieve the purposes of fire extinguishing and explosion suppression.
Description
Technical Field
The invention relates to the field of fire extinguishers, in particular to a power-off emergency spray bottle system and method for a fire extinguishing and explosion suppression system.
Background
The armored vehicle is likely to have power supply system damage during operation, most of the existing vehicle fire extinguishing and explosion suppression systems have the function of spraying fire extinguishing bottles within 2 hours of power failure, so that after the fire extinguishing and explosion suppression systems are powered off due to abnormal reasons, when fire occurs within 2 hours of the vehicle, the manual button is pressed to drive the fire extinguishing bottles to spray the fire extinguishing bottles, and the purpose of manually extinguishing fire is achieved. The emergency spray bottle of the hardware circuit in the fire-extinguishing explosion-suppression system used on the prior armored vehicle can only drive the fixed fire-extinguishing bottle, if the fixed fire-extinguishing bottle breaks down or is empty, the condition of driving the invalid bottle can exist, and the purpose of fire-extinguishing explosion-suppression can not be achieved.
The existing scheme is designed through a pure hardware circuit, and under the power-off condition, other effective fire extinguishing bottles can be manually driven to spray the bottles, but due to the fact that the hardware technical state is unstable, a manual button is pressed, and the phenomenon that a plurality of effective bottles are driven simultaneously causes economic loss.
The utility model with the application number of 201120123521.8 discloses a novel fire extinguishing and explosion suppression device, which is characterized by comprising a power supply circuit, a microprocessor, a system fault diagnosis circuit, a controller input fire alarm signal detection processing circuit, a high-speed photoelectric isolation circuit, an emergency fire extinguishing processing circuit, a controller fire extinguishing bottle state detection circuit, a fire extinguishing bottle driving circuit and a bus driving circuit, wherein the controller input fire alarm signal detection processing circuit adopts an LM139 comparator which is used for comparing input signals of a detector; the information of the fire extinguishing explosion suppression system is uploaded to an upper computer through the bus driving circuit; the controller input fire alarm signal detection processing circuit is connected with the microprocessor through the high-speed photoelectric isolation circuit. The utility model is a simple, high reliability, low cost, easy to transplant and popularize standby technology. The fire extinguishing device can respond quickly and reliably, and effectively extinguish early fire and suppress explosive fire. But the above patent cannot realize the power-off emergency function.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a power-off emergency spray bottle system and a power-off emergency spray bottle method for a fire extinguishing explosion suppression system.
The invention provides a power-off emergency spray bottle system of a fire extinguishing explosion suppression system, which comprises an energy storage capacitor power supply module, a low-power consumption single chip microcomputer, a peripheral circuit module, a fire extinguishing bottle driving module, a manual button and a plurality of fire extinguishing bottles, wherein:
the energy storage capacitor power supply module can supply power to the low-power consumption single chip microcomputer and the peripheral circuit module;
the low-power consumption singlechip and the peripheral circuit module can selectively output a driving signal of an effective fire-extinguishing bottle to the fire-extinguishing bottle driving module;
the fire extinguishing bottle driving module receives a driving signal for outputting an effective fire extinguishing bottle and controls the effective fire extinguishing bottle to spray the fire extinguishing bottle;
the manual button is connected to the low-power-consumption single chip microcomputer and the peripheral circuit module.
Preferably, the energy storage capacitor power supply module includes: the energy storage capacitor, the power module, the filter capacitor and the voltage regulator tube are connected with a system power supply through the anode and the cathode of the energy storage capacitor, and the energy storage capacitor is in a charging mode before power failure. After power failure, when the energy storage capacitor discharges, stable 3.3V direct current voltage is output through the DC-DC voltage conversion module to supply power to the low-power consumption single chip microcomputer and the peripheral circuit, and meanwhile, driving voltage is provided for the fire extinguishing bottle driving module.
Preferably, the low power consumption single chip microcomputer and peripheral circuit module includes: the system comprises a low-power-consumption single chip microcomputer, a crystal oscillator chip, a program downloading and debugging interface, a resistor and a capacitor, wherein two ends of the crystal oscillator chip are connected with an oscillation starting port of the single chip microcomputer, the program downloading and debugging interface is respectively connected with a reset port, a downloading port, a clock port and positive and negative ports of the single chip microcomputer, and a CPU chip converts, calculates and processes input analog quantity and outputs a driving signal.
Preferably, the fire-extinguishing bottle driving module includes: the intelligent power supply comprises an intelligent power switch, a current-limiting resistor, a filter capacitor, a diode, a relay and a silicon-controlled chip. The voltage of the energy storage capacitor passes through the relay, the silicon controlled rectifier and the peripheral circuit, so that the time for the fire extinguishing bottle driving module to obtain the driving voltage and the working time of the single chip microcomputer generate time delay, and the error spray bottle is prevented from being generated. The low-power consumption singlechip outputs a 3.3V high-level driving signal to the intelligent power switch and the peripheral circuit through the IO port, and after the intelligent power switch chip IN pin detects the high-level signal, the OUT pin outputs a driving voltage to drive the fire extinguishing bottle to spray.
Preferably, the low-power consumption single chip microcomputer and the peripheral circuit module acquire the state of the fire extinguisher bottle and the state of the manual button through IO.
According to the invention, the power-off emergency method of the fire extinguishing and explosion suppression system based on the power-off emergency spray bottle system of the fire extinguishing and explosion suppression system comprises the following steps:
a power supply step: when the energy storage capacitor power supply module discharges, the energy storage capacitor power supply module supplies power to the low-power-consumption single chip microcomputer and the peripheral circuit module;
a state acquisition step: the low-power-consumption single chip microcomputer and the peripheral circuit module acquire the state of the fire extinguisher bottle and the state of the manual button;
a bottle spraying step: after the manual button is pressed, the low-power-consumption single chip microcomputer and the peripheral circuit module send a driving signal of the fire extinguishing bottle to the fire extinguishing bottle driving module, and the fire extinguishing bottle driving module controls the fire extinguishing bottle to spray the fire extinguishing bottle.
Preferably, the method further comprises the fire-extinguishing bottle judging step of: after receiving an instruction that a manual button is pressed, the low-power-consumption single chip microcomputer and the peripheral circuit module sequentially judge whether the plurality of fire extinguishing bottles are effective bottles, and if so, drive the effective fire extinguishing bottles to spray the bottles; if the judgment result is no, whether the next fire extinguishing bottle is a valid bottle is judged.
Preferably, the method further comprises the step of judging whether the manual button is turned on: the low-power-consumption single chip microcomputer and the peripheral circuit module judge whether the manual button is started or not, and if the judgment result is yes, the fire extinguishing bottle judgment step is carried out; if the judgment result is no, the action is not executed.
Compared with the prior art, the invention has the following beneficial effects:
1. when abnormal power failure occurs in the fire extinguishing explosion suppression system and fire occurs in a vehicle cabin, the system can be switched to the energy storage capacitor for power supply, a low-power-consumption singlechip is used for acquiring a driving signal of a manual button and the state of a fire extinguishing bottle, the software control of the fire extinguishing bottle spraying is realized, and the state is stable;
2. when a certain fire extinguishing bottle is in failure or empty, other effective bottle spray bottles can be selected to achieve the purposes of fire extinguishing and explosion suppression.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a system schematic diagram of an emergency spray bottle system for fire extinguishing and explosion suppression system in case of power failure;
FIG. 2 is a flow chart of the steps of a power-off emergency method of the fire extinguishing and explosion suppression system;
FIG. 3 is a circuit diagram of a power supply module of the energy storage capacitor;
FIG. 4 is a circuit diagram of a low power consumption single chip microcomputer and peripheral circuit modules;
FIG. 5 is a schematic diagram of a delay voltage circuit;
fig. 6 is a circuit design diagram of a fire extinguishing bottle driving module.
Detailed Description
The present invention will be described in detail with reference to specific examples. The following examples will assist those skilled in the art in further understanding the invention, but are not intended to limit the invention in any way. It should be noted that it would be obvious to those skilled in the art that various changes and modifications can be made without departing from the spirit of the invention. All falling within the scope of the present invention.
As shown in fig. 1 and 2, the power-off emergency spray bottle system and method for the fire extinguishing and explosion suppression system provided by the invention comprises a low-power consumption single chip microcomputer, a peripheral circuit module, an energy storage capacitor power supply module and a fire extinguishing bottle driving module. The low-power consumption single chip microcomputer and the peripheral circuit module ensure normal work of the single chip microcomputer; the energy storage capacitor power supply module is used for supplying power to the low-power consumption single chip microcomputer after the fire extinguishing explosion suppression system is powered off, and the current state of the fire extinguishing bottle and the state of the manual button are obtained through IO (input output) acquisition and processing; the fire extinguishing bottle driving module is used for outputting a driving signal of an effective fire extinguishing bottle. The state of the fire extinguishing bottle is as follows: the full bottle is an effective bottle; a faulty or empty bottle is an invalid bottle.
More specifically, the low-power-consumption single chip microcomputer and peripheral circuit module comprises a low-power-consumption single chip microcomputer STM single chip microcomputer L series, a crystal oscillator 8M chip, a program downloading debugging interface, a resistor and a capacitor, wherein two ends of the crystal oscillator chip are connected with an oscillation starting port of the single chip microcomputer, the program downloading debugging interface is respectively connected with a reset pin NRST, a downloading port SWD, a clock port SWC and positive and negative ports of the single chip microcomputer, a CPU chip converts and logically processes input analog quantities such as a manual button signal, an electric explosion tube of a fire extinguisher bottle, a pressure switch signal and the like through an IO port, and if the manual button is detected to be effective, a high-level signal is output to a fire extinguisher bottle driving module through the.
The energy storage capacitor power supply module comprises an energy storage capacitor, a power supply module WK312805S-04I, a filter capacitor and a voltage regulator tube, wherein the positive electrode and the negative electrode of the energy storage capacitor are connected with a system power supply 24V, and the energy storage capacitor is in a charging mode before power failure. After power failure and when the energy storage capacitor discharges, stable 3.3V direct current voltage is output by the power supply conversion module to supply power to the low-power-consumption single chip microcomputer and the peripheral circuit module, and meanwhile, fire-extinguishing bottle driving voltage is supplied to the fire-extinguishing bottle driving module
The fire extinguisher bottle driving module comprises an intelligent power switch BTS432E2, a current-limiting resistor, a filter capacitor, a diode, a relay 2JT5-2 and a silicon controlled chip TS 820-600B-TR. The voltage of the energy storage capacitor is output to support the voltage for driving the fire extinguishing bottle through the relay 2JT5-2, the silicon controlled chip TS820-600B-TR and a peripheral circuit, so that the time for the fire extinguishing bottle driving module to obtain the driving voltage and the working time of the single chip microcomputer are delayed, and the error spray bottle is prevented. The low-power-consumption single chip microcomputer outputs a 3.3V high-level driving signal to the intelligent power switch BTS432E2 and a peripheral circuit through an IO port, and after an IN pin of an intelligent power switch chip detects the high-level signal, an OUT pin outputs a driving voltage to drive the fire-extinguishing bottle spray bottle
The invention also provides an emergency bottle spraying method based on the system after the fire extinguishing and explosion suppression system is powered off, which comprises the following specific processes:
when the fire extinguishing explosion suppression system works normally, the energy storage capacitor is in a charging state, and the low-power consumption singlechip and the peripheral circuit do not work in an isolation mode;
after the power-off condition of the fire extinguishing explosion suppression system occurs, the energy storage capacitor is in a discharging state to supply power to the low-power consumption single chip microcomputer, so that the single chip microcomputer is in a working state;
after the single chip microcomputer operates, acquiring and processing through software IO to obtain the state of a fire extinguishing bottle and the state of a manual button; the low-power-consumption single chip microcomputer for realizing the power-off emergency bottle selection function can be a single chip microcomputer, and can also share the single chip microcomputer with the fire extinguishing and explosion suppression system, wherein the single chip microcomputer has the function of supporting low power consumption.
When the software recognizes that the manual button is pressed, the driving signal of the effective fire extinguishing bottle is output, and the bottle spraying action is generated.
More specifically, the method further comprises the step of judging the fire-extinguishing bottle: after receiving an instruction that a manual button is pressed, the low-power-consumption single chip microcomputer and the peripheral circuit module sequentially judge whether the plurality of fire extinguishing bottles are effective bottles, and if so, drive the fire extinguishing bottles to spray the bottles; if the judgment result is no, whether the next fire extinguishing bottle is a valid bottle is judged. Further comprises a manual button opening judgment step: the low-power-consumption single chip microcomputer and the peripheral circuit module judge whether the manual button is started or not, and if the judgment result is yes, the fire extinguishing bottle judgment step is carried out; if the judgment result is no, the action is not executed.
When the fire extinguishing and explosion suppression system is powered off, the energy storage capacitor discharges, the single chip microcomputer detects voltage change, the low power consumption mode is switched, operation is continued, and the function of emergency spraying bottles in power failure is achieved.
The invention aims to provide a power-off emergency spray bottle system and a power-off emergency spray bottle method for a fire extinguishing explosion suppression system.
The foregoing description of specific embodiments of the present invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes or modifications may be made by one skilled in the art within the scope of the appended claims without departing from the spirit of the invention. The embodiments and features of the embodiments of the present application may be combined with each other arbitrarily without conflict.
Claims (8)
1. The utility model provides an emergent bottle system that spouts of explosion suppression system that puts out a fire outage, its characterized in that, including energy storage capacitor power module, low-power consumption singlechip and peripheral circuit module, fire extinguishing bottle drive module, manual button and a plurality of fire extinguishing bottle, wherein:
the energy storage capacitor power supply module can supply power to the low-power consumption single chip microcomputer and the peripheral circuit module;
the low-power consumption single chip microcomputer and the peripheral circuit module output driving signals of a plurality of fire extinguishing bottles to the fire extinguishing bottle driving module;
the fire extinguishing bottle driving module controls effective fire extinguishing bottle spraying;
the manual button is connected to the low-power-consumption single chip microcomputer and the peripheral circuit module.
2. The fire extinguishing and explosion suppression system power-off emergency spray bottle system according to claim 1, wherein the energy storage capacitor power supply module comprises: the DC-DC converter comprises an energy storage capacitor, a power supply module and a DC-DC voltage conversion module, wherein the positive electrode and the negative electrode of the energy storage capacitor are connected with the power supply module, and the energy storage capacitor is in a charging mode before power failure; after power failure, when the energy storage capacitor discharges, the DC-DC voltage conversion module outputs DC voltage to supply power to the low-power consumption single chip microcomputer and the peripheral circuit, and meanwhile, the driving voltage is provided for the fire extinguishing bottle driving module.
3. The fire extinguishing and explosion suppression system power-off emergency spray bottle system according to claim 1, wherein the low-power consumption single chip microcomputer and peripheral circuit module comprises: low-power consumption singlechip, crystal oscillator chip and program download debugging interface, wherein: two ends of the crystal oscillator chip are connected with the oscillation starting port of the low-power-consumption single chip microcomputer, the program downloading debugging interface is respectively connected with the reset port, the downloading port, the clock port and the positive and negative ports of the low-power-consumption single chip microcomputer, and the CPU chip converts, calculates and processes the input analog quantity and outputs a driving signal.
4. The fire suppression system power outage emergency spray bottle system according to claim 3, wherein the fire suppression bottle driving module comprises: intelligent switch and peripheral circuit, relay and silicon controlled rectifier and peripheral circuit, wherein: the voltage of the energy storage capacitor is delayed by the time when the fire extinguishing bottle driving module obtains the driving voltage and the working time of the low-power-consumption singlechip through the relay, the silicon controlled rectifier and the peripheral circuit; the low-power consumption singlechip outputs a 3.3V high-level driving signal to the intelligent power switch and the peripheral circuit through the IO port, and after the intelligent power switch chip IN pin detects the high-level signal, the OUT pin outputs a driving voltage to drive the fire extinguishing bottle to spray.
5. The fire extinguishing explosion suppression system power failure emergency spray bottle system according to claim 1, wherein the low-power consumption single chip microcomputer and the peripheral circuit module acquire a fire extinguishing bottle state and a manual button state through IO.
6. A fire extinguishing and explosion suppression system power failure emergency method based on the fire extinguishing and explosion suppression system power failure emergency spray bottle system of any one of claims 1 to 5, characterized by comprising the following steps:
a power supply step: when the energy storage capacitor power supply module discharges, the energy storage capacitor power supply module supplies power to the low-power-consumption single chip microcomputer and the peripheral circuit module;
a state acquisition step: the low-power-consumption single chip microcomputer and the peripheral circuit module acquire the state of the fire extinguisher bottle and the state of the manual button;
a bottle spraying step: after the manual button is pressed, the low-power-consumption single chip microcomputer and the peripheral circuit module send a driving signal of the fire extinguishing bottle to the fire extinguishing bottle driving module, and the fire extinguishing bottle driving module controls the fire extinguishing bottle to spray the fire extinguishing bottle.
7. The fire extinguishing and explosion suppression system power-off emergency method according to claim 6, further comprising a fire-extinguishing bottle judging step of: after receiving an instruction that a manual button is pressed, the low-power-consumption single chip microcomputer and the peripheral circuit module sequentially judge whether the fire extinguishing bottle is an effective bottle, and if so, drive the effective fire extinguishing bottle to spray the fire extinguishing bottle; if the judgment result is no, whether the next fire extinguishing bottle is a valid bottle is judged.
8. The fire extinguishing and explosion suppression system power-off emergency method according to claim 6, further comprising a manual button opening judgment step of: the low-power-consumption single chip microcomputer and the peripheral circuit module judge whether the manual button is started or not, and if the judgment result is yes, the fire extinguishing bottle judgment step is carried out; if the judgment result is no, the action is not executed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911041464.6A CN110681088A (en) | 2019-10-30 | 2019-10-30 | Power-off emergency spray bottle system and method for fire extinguishing and explosion suppression system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911041464.6A CN110681088A (en) | 2019-10-30 | 2019-10-30 | Power-off emergency spray bottle system and method for fire extinguishing and explosion suppression system |
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| CN110681088A true CN110681088A (en) | 2020-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911041464.6A Pending CN110681088A (en) | 2019-10-30 | 2019-10-30 | Power-off emergency spray bottle system and method for fire extinguishing and explosion suppression system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112185232A (en) * | 2020-09-30 | 2021-01-05 | 中国兵器装备集团上海电控研究所 | Fire extinguishing bottle simulation device and method |
| CN112933499A (en) * | 2021-03-05 | 2021-06-11 | 江西清华实业有限公司 | Intelligent fire extinguishing control module |
| CN113990029A (en) * | 2021-10-27 | 2022-01-28 | 中国兵器装备集团上海电控研究所 | Reliable disaster-tolerant fire extinguishing and explosion suppression system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113990029B (en) * | 2021-10-27 | 2023-01-17 | 中国兵器装备集团上海电控研究所 | Reliable disaster-tolerant fire extinguishing and explosion suppression system |
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Application publication date: 20200114 |