CN105019932A - Mine liquid carbon dioxide fire preventing and extinguishing equipment system and control method thereof - Google Patents
Mine liquid carbon dioxide fire preventing and extinguishing equipment system and control method thereof Download PDFInfo
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- CN105019932A CN105019932A CN201510458557.4A CN201510458557A CN105019932A CN 105019932 A CN105019932 A CN 105019932A CN 201510458557 A CN201510458557 A CN 201510458557A CN 105019932 A CN105019932 A CN 105019932A
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Abstract
The invention discloses a mine liquid carbon dioxide fire preventing and extinguishing equipment system and a control method thereof. The system comprises carbon dioxide converting devices, carbon dioxide pressure regulating devices, a PLC control system and a computer background system. The computer background system is connected with the PLC control system which is connected with the carbon dioxide converting devices and the carbon dioxide pressure regulating devices. According to the control method, a PLC is used as a control core of the system, in this way, liquid CO2 can be rapidly converted into gasified CO2 so as to meet the requirements for fire preventing and extinguishing in coal mining, and the mine liquid carbon dioxide fire preventing and extinguishing equipment system and the control method have the advantages of being efficient, rapid to use and the like.
Description
Technical field
The present invention relates to a kind of intelligent observing and controlling system and control method, be specifically related to a kind of mining liquid carbon dioxide fire extinguishing change system and control method.
Background technology
Carbon dioxide fire prevention and extinguishment system is the stationary gas fire extinguishing system that developing history is the longest, preventing and extinguishing fire technology is the most ripe in preventing gas fire extinguishing system now.The set amount of developed country's carbon dioxide fire prevention and extinguishment system is only second to watering fire extinguishing system, for preventing gas fire extinguishing system.Carbon dioxide as a kind of cleaning, forms the extinguishing chemical of pollution hardly to environment, because it is cheap, produce that cost is low, wide material sources, the ratio of performance to price is high and be widely used in domestic and international fire engineering.
Summary of the invention
Goal of the invention
In order to solve colliery in the process of mining, the coal combustion problem being rubbed by drilling equipment and coal seam and caused, the invention provides a kind of mining liquid carbon dioxide fire extinguishing change system and control method, can realize liquid CO
2be converted to gaseous state CO fast
2, to guarantee the demand of fire extinguishing in the process of mining, there is the advantages such as efficient, quick.
Technical scheme
A kind of mining liquid carbon dioxide fire extinguishing change system, comprise carbon dioxide conversion equipment, regulator, PLC control system and computer background system, it is characterized in that: computer background system connects PLC control system, and PLC control system connects carbon dioxide conversion equipment and carbon dioxide regulator respectively; Carbon dioxide regulator is two, is respectively a carbon dioxide regulator and No. two carbon dioxide regulators; Carbon dioxide conversion equipment is two, is respectively a carbon dioxide conversion equipment and No. two carbon dioxide conversion equipments; A carbon dioxide regulator connects a carbon dioxide conversion equipment; No. two carbon dioxide regulators connect No. two carbon dioxide conversion equipments.
A carbon dioxide conversion equipment comprises heater, device water tank, a device water pump, a device converter liquid level sensor and a device converter cooling-water temperature sensor; Heater, a device converter liquid level sensor and a device converter cooling-water temperature sensor are arranged in a device water tank; Heater, device water tank, device water pump, a device converter liquid level sensor are connected PLC control system respectively with a device converter cooling-water temperature sensor; No. two carbon dioxide conversion equipments comprise heater, No. two device water tanks, No. two device water pumps, No. two device converter liquid level sensors and No. two device converter cooling-water temperature sensors; Heater, No. two device converter liquid level sensors and No. two device converter cooling-water temperature sensors are arranged in No. two device water tanks; Heater, No. two device water tanks, No. two device water pumps, No. two device converter liquid level sensors are connected PLC control system respectively with No. two device converter cooling-water temperature sensors.
Carbon dioxide regulator comprises a device output stream gauge, a device exports temperature pick up, a device upstream pressure sensor and a device ftercompction electromagnetic valve before electric control valve, a device valve; A device exports electric control valve and connects a device output stream gauge, a device output stream gauge connects temperature pick up before a device valve, before a device valve, temperature pick up connects a device upstream pressure sensor, a device upstream pressure sensor connects a device water tank, a device water tank connects a device ftercompction electromagnetic valve, and a device exports electric control valve and connects carbon dioxide output teletransmission thermometer and carbon dioxide output distance-transmission pressure gauge by pipeline; Before device output stream gauge, a device export electric control valve, a device valve, temperature pick up, device upstream pressure sensor, device ftercompction electromagnetic valve, a carbon dioxide export teletransmission thermometer and are connected PLC control system respectively with carbon dioxide output distance-transmission pressure gauge; No. two carbon dioxide regulators comprise No. two device output stream gauge, No. two devices export temperature pick up, No. two device upstream pressure sensors and No. two device ftercompction electromagnetic valves before electric control valves, No. two device valves; No. two devices export electric control valve and connect No. two device output stream gauge, No. two device output stream gauge connect temperature pick up before No. two device valves, before No. two device valves, temperature pick up connects No. two device upstream pressure sensors, No. two device upstream pressure sensors connect No. two device water tanks, No. two device water tanks connect No. two device ftercompction electromagnetic valves, and No. two device input electric control valves connect carbon dioxide by pipeline and export teletransmission thermometer and carbon dioxide output distance-transmission pressure gauge; Before No. two device output stream gauge, No. two devices export electric control valve, No. two device valves, temperature pick up, No. two device upstream pressure sensors are connected PLC control system respectively with No. two device ftercompction electromagnetic valves.
PLC control system comprises powered actuation mechanism, touch screen Industrial Personal Computer (IPC), PLC, On-off signal/output module, the first thermal resistance input module, the second thermal resistance input module, the first analog input/output module, the second analog input/output module; Touch screen Industrial Personal Computer (IPC) connects PLC; PLC connecting valve amount input/output module; On-off signal/output module connects the first thermal resistance input module; First thermal resistance input module connects the second thermal resistance input module; Second thermal resistance input module connects the first analog input/output module; First analog input/output module connects the second analog input/output module; Powered actuation mechanism connects PLC, On-off signal/output module respectively.
Computer background system comprises Industrial Personal Computer (IPC), printer and projecting apparatus; Industrial Personal Computer (IPC) connects printer, projecting apparatus respectively.
Computer background system is passed through RS232 or Ethernet and PLC control system and is communicated to connect.
A control method for mining liquid carbon dioxide fire extinguishing change system described above, is characterized in that: performed by mining liquid carbon dioxide fire extinguishing change system, the method step is as follows:
Step one: the mode that selective system is run, namely selects the automatic method of operation or the manual method of operation;
Step 2: the mode that selecting arrangement runs, namely selects a carbon dioxide conversion equipment operation, No. two carbon dioxide conversion equipment operations or a carbon dioxide conversion equipment and No. two carbon dioxide conversion equipment mixed runnings;
Step 3: start a device water pump, No. two device water pumps or a device water pump and No. two device water pumps, and detect conversion equipment water temperature, if conversion equipment water temperature is lower than the water temperature of setting, the automatic heater of system, makes the coolant-temperature gage of conversion equipment be stabilized in setting value;
Step 4: using water temperature as setting value, regulates CO
2temperature, make CO
2temperature reach the temperature of setting;
Step 5: the pressure and temperature before systems axiol-ogy carbon dioxide regulator and No. two carbon dioxide regulator valves, if its pressure lower than setting value and temperature reaches setting value, opens CO
2liquid inlet valve, then a carbon dioxide regulator and No. two carbon dioxide regulator upstream pressures can raise gradually, and when its pressure is in the scope of setting, system opens CO automatically
2to give vent to anger valve, by CO
2gas is discharged; If its pressure is higher than setting value and temperature reaches setting value, system directly will open CO automatically
2to give vent to anger valve, by CO
2gas is discharged, and does not need to open CO
2liquid inlet valve;
Step 6: in the process of system cloud gray model; if when carbon dioxide conversion equipment device water tank and No. two device cistern water levels are lower than the pressure of the pressure durations before the low alarm water level of setting or a carbon dioxide regulator and No. two carbon dioxide regulator valves lower than setting; the chain shutdown of automated system operation mode, now system prompt low water stage or liquid CO
2be finished and report to the police and will automatically be transformed into the manual method of operation.
In step 2, a carbon dioxide conversion equipment and No. two carbon dioxide conversion equipment mixed runnings refer to a carbon dioxide conversion equipment and No. two carbon dioxide conversion equipment alternate runs.
In step 3, start a device water pump, No. two device water pumps or a device water pump and No. two device water pumps realize manually.
Advantage and effect
The present invention is a kind of mining liquid carbon dioxide fire extinguishing change system and control method, and tool has the following advantages and beneficial effect:
Mining liquid carbon dioxide fire extinguishing change system of the present invention and control method thereof, by using PLC as the control core of this system, can realize liquid CO
2be converted to gaseous state CO fast
2, to guarantee the demand of fire extinguishing in the process of mining, there is the advantages such as efficient, quick.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of the present invention's mining liquid carbon dioxide fire extinguishing change system.
Fig. 2 is the structural representation of the present invention's mining liquid carbon dioxide fire extinguishing change system.
Fig. 3 ~ Fig. 5 is the PLC control system schematic diagram for mining liquid carbon dioxide fire extinguishing change system of the present invention.Wherein, Fig. 3 is the combination of PLC module and On-off signal/output module; Fig. 4 is the combination of two thermal resistance input modules; Fig. 5 is the combination of two analog input/output modules; Fig. 3 ~ Fig. 5 is overall in order forms PLC control system-PLC partial schematic diagram (avoid a width figure to fail to lay down, be split as three width figure by module).
Fig. 6 is the PLC control system-powered actuation mechanism schematic diagram of the present invention's mining liquid carbon dioxide fire extinguishing change system.
Table 1 On-off signal table
Table 2 output switch parameter table
Table 3 analog input table
Table 4 analog output table
Table 5 device code name mapping table
| Sequence number | Device code name | Device |
| 1 | M1 | A device water pump |
| 2 | M2 | No. two device water pumps |
| 3 | M3 | A device moisturizing electromagnetic valve |
| 4 | M4 | A device exports electric control valve |
| 5 | M5 | A device ftercompction electromagnetic valve |
| 6 | M6 | An assembly heater 1 |
| 7 | M7 | An assembly heater 2 |
| 8 | M8 | No. two device moisturizing electromagnetic valves |
| 9 | M9 | No. two devices export electric control valve |
| 10 | M10 | No. two device ftercompction electromagnetic valves |
| 11 | M11 | No. two assembly heaters 1 |
| 12 | M12 | No. two assembly heaters 2 |
。
Description of reference numerals:
10. a carbon dioxide conversion equipment, 20. No. two carbon dioxide conversion equipments, No. 30. carbon dioxide regulators, 40. No. two carbon dioxide regulators, 50.PLC control system, 60. computer background systems, 100. device ftercompction electromagnetic valves, 110. No. two defeated ftercompction electromagnetic valves of device, 120. device upstream pressure sensors, 130. No. two device upstream pressure sensors, temperature pick up before 140. device valves, temperature pick up before 150. No. two device valves, 160. device output stream gauge, 170. No. two device output stream gauge, 180. devices export electric control valve, 190. No. two devices export electric control valve, 200. carbon dioxide export distance-transmission pressure gauge, 210. carbon dioxide export teletransmission thermometer, 220. device converter cooling-water temperature sensors, 230. No. two device converter cooling-water temperature sensors, 240. device converter liquid level sensors, 250. No. two device converter liquid level sensors, 260. device water tanks, 270. No. two device water tanks, 300.PLC controller, 310. On-off signal/output module, 320. first thermal resistance input modules, 330. second thermal resistance input modules, 340. first analog inputs/output module, 350. second analog inputs/output module.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described further:
In order to solve colliery in the process of mining, the coal combustion problem being rubbed by drilling equipment and coal seam and caused, the invention provides a kind of for mining liquid carbon dioxide fire extinguishing change system and control method, can realize liquid CO
2be converted to gaseous state CO fast
2, to guarantee the demand of fire extinguishing in the process of mining, there is the advantages such as efficient, quick.As shown in Figure 1, described mining liquid carbon dioxide fire extinguishing change system, comprise carbon dioxide conversion equipment, regulator, PLC control system 50 and computer background system 60, it is characterized in that: computer background system 60 connects PLC control system 50, PLC control system 50 connects carbon dioxide conversion equipment and carbon dioxide regulator respectively; Carbon dioxide regulator is two, is respectively a carbon dioxide regulator 30 and No. two carbon dioxide regulators 40; Carbon dioxide conversion equipment is two, is respectively a carbon dioxide conversion equipment 10 and No. two carbon dioxide conversion equipments 20; A carbon dioxide regulator 30 connects a carbon dioxide conversion equipment 10; No. two carbon dioxide regulators 40 connect No. two carbon dioxide conversion equipments 20.
A carbon dioxide conversion equipment 10 and No. two carbon dioxide conversion equipments 20 make liquid CO by the mode that water proof heats
2be converted to gaseous state CO
2, a carbon dioxide regulator 30 and No. two carbon dioxide regulators 40, by the automatic control instruction that performs PLC control system 50 and send or Non-follow control instruction, make CO
2output pressure and output temperature are stablized within the limits prescribed, PLC control system 50 is by carbon dioxide temperature before monitoring carbon dioxide regulator 30 and No. two carbon dioxide regulator 40 valves, the water temperature of a carbon dioxide conversion equipment 10 and No. two carbon dioxide conversion equipments 20, a carbon dioxide regulator 30 and No. two carbon dioxide regulator 40 upstream pressures, downstream pressure, gaseous carbon dioxide gas outlet temperature, gaseous carbon dioxide gas is instantaneous, the data such as integrated flow send automatic control instruction or Non-follow control instruction, computer background system 60 is respectively by RS232 communication or ethernet communication, realize the analysis of monitor data, store and print.
As shown in Figure 2, carbon dioxide conversion equipment makes liquid CO by the mode that water proof heats
2be converted to gaseous state CO
2; A carbon dioxide conversion equipment 10 comprises heater, a device water tank 260, device water pump, a device converter liquid level sensor 240 and a device converter cooling-water temperature sensor 220; Heater, a device converter liquid level sensor 240 and a device converter cooling-water temperature sensor 220 are arranged in a device water tank 260; Heater, a device water tank 260, device water pump, a device converter liquid level sensor 240 are connected PLC control system 50 respectively with a device converter cooling-water temperature sensor 220; No. two carbon dioxide conversion equipments 20 comprise heater, No. two device water tanks 270, No. two device water pumps, No. two device converter liquid level sensors 250 and No. two device converter cooling-water temperature sensors 230; Heater, No. two device converter liquid level sensors 250 and No. two device converter cooling-water temperature sensors 230 are arranged in No. two device water tanks 270; Heater, No. two device water tanks 270, No. two device water pumps, No. two device converter liquid level sensors 250 are connected PLC control system 50 respectively with No. two device converter cooling-water temperature sensors 230.
As shown in Figure 2, carbon dioxide regulator 30 comprises a device output stream gauge 160, device and exports temperature pick up 140, device upstream pressure sensor 120 and a device ftercompction electromagnetic valve 100 before electric control valve 180, device valve; A device exports electric control valve 180 and connects a device output stream gauge 160, a device output stream gauge 160 connects temperature pick up 140 before a device valve, before a device valve, temperature pick up 140 connects a device upstream pressure sensor 120, a device upstream pressure sensor 120 connects a device water tank 260, a device water tank 260 connects a device ftercompction electromagnetic valve 100, device and exports electric control valve 180 by pipeline connection carbon dioxide output teletransmission thermometer 210 and carbon dioxide output distance-transmission pressure gauge 200; Before a device output stream gauge 160, device exports electric control valve 180, device valve, temperature pick up 140, device upstream pressure sensor 120, device ftercompction electromagnetic valve 100, carbon dioxide export teletransmission thermometer 210 and are connected PLC control system 50 respectively with carbon dioxide output distance-transmission pressure gauge 200; No. two carbon dioxide regulators 40 comprise No. two device output stream gauge 170, No. two devices and export temperature pick up 150, No. two device upstream pressure sensors 130 and No. two device ftercompction electromagnetic valves 110 before electric control valve 190, No. two device valves; No. two devices export electric control valve 190 and connect No. two device output stream gauge 170, No. two device output stream gauge 170 connect temperature pick up 150 before No. two device valves, before No. two device valves, temperature pick up 150 connects No. two device upstream pressure sensors 130, No. two device upstream pressure sensors 130 connect No. two device water tanks 270, No. two device water tanks 270 connect No. two device ftercompction electromagnetic valves 110, No. two devices and export electric control valve 190 by pipeline connection carbon dioxide output teletransmission thermometer 210 and carbon dioxide output distance-transmission pressure gauge 200; Before No. two device output stream gauge 170, No. two devices export electric control valve 190, No. two device valves, temperature pick up 150, No. two device upstream pressure sensors 130 are connected PLC control system 50 respectively with No. two device ftercompction electromagnetic valves 110.
As shown in figures 3 to 6, PLC control system 50 comprises powered actuation mechanism, touch screen Industrial Personal Computer (IPC), PLC 300 (CPU224), On-off signal/output module 310 (EM223), the first thermal resistance input module 320 (EM231), the second thermal resistance input module 330 (EM231), the first analog input/output module 340 (EM235) and the second analog input/output module 350 (EM235); Touch screen Industrial Personal Computer (IPC) connects PLC 300; PLC 300 connecting valve amount input/output module 310; On-off signal/output module 310 connects the first thermal resistance input module 320; First thermal resistance input module 320 connects the second thermal resistance input module 330; Second thermal resistance input module 330 connects the first analog input/output module 340; First analog input/output module 340 connects the second analog input/output module 350; Powered actuation mechanism connects PLC 300, On-off signal/output module 310 respectively.
Fig. 6 is powered actuation mechanism schematic diagram, M1 and M2 represents a device water pump and No. two device water pumps respectively, and they are respectively by thermal relay access 220V alternating current; The coil that M3, M4 and M5 represent a device moisturizing electromagnetic valve respectively, a device exports electric control valve and a device ftercompction electromagnetic valve, they are by air switch access 220V alternating current; M6 and M7 represents an assembly heater and an assembly heater respectively, and they are respectively by air switch access 380V alternating current; The coil that M8, M9 and M10 represent No. two device moisturizing electromagnetic valves respectively, No. two devices export electric control valve and No. two device ftercompction electromagnetic valves, they are by air switch access 220V alternating current; M11 and M12 represents No. two assembly heaters and No. two assembly heaters respectively, and they are respectively by air switch access 380V alternating current.
Computer background system 60 comprises Industrial Personal Computer (IPC), printer and projecting apparatus; Industrial Personal Computer (IPC) connects printer, projecting apparatus respectively.
Computer background system 60 is communicated to connect by RS232 or Ethernet and PLC control system 50.
The control method of mining liquid carbon dioxide fire extinguishing change system of the present invention, performed by this mining liquid carbon dioxide fire extinguishing change system of the present invention, the method step is as follows:
Step one: the mode that selective system is run, namely selects the automatic method of operation or the manual method of operation.
Step 2: the mode that selecting arrangement runs, namely selects a carbon dioxide conversion equipment operation, No. two carbon dioxide conversion equipment operations or a carbon dioxide conversion equipment and No. two carbon dioxide conversion equipment mixed runnings.
Step 3: start a device water pump, No. two device water pumps or a device water pump and No. two device water pumps, and detect carbon dioxide conversion equipment water temperature, if carbon dioxide conversion equipment water temperature is lower than the water temperature of setting, the automatic heater of system, makes the coolant-temperature gage of carbon dioxide conversion equipment be stabilized in setting value.
Step 4: using water temperature as setting value, regulates CO
2temperature, make CO
2temperature reach the temperature of setting;
Step 5: the pressure and temperature before systems axiol-ogy carbon dioxide regulator 30 and No. two carbon dioxide regulator 40 valves, if its pressure lower than setting value and temperature reaches setting value, opens CO
2liquid inlet valve (CO
2liquid is by CO
2tank car provides), then a carbon dioxide regulator 30 and No. two carbon dioxide regulator 40 upstream pressures can raise gradually, and when its pressure is in the scope of setting, system opens CO automatically
2to give vent to anger valve, by CO
2gas is discharged; If its pressure is higher than setting value and temperature reaches setting value, system directly will open CO automatically
2to give vent to anger valve, by CO
2gas is discharged, and does not need to open CO
2liquid inlet valve;
Step 6: in the process of system cloud gray model; if when carbon dioxide conversion equipment device water tank 260 and No. two device water tank 270 water levels are lower than the pressure of the pressure durations before the low alarm water level of setting or a carbon dioxide regulator 30 and No. two carbon dioxide regulator 40 valves lower than setting; the chain shutdown of automated system operation mode, now system prompt low water stage or liquid CO
2be finished and report to the police and will automatically be transformed into the manual method of operation.
Operating principle of the present invention is as follows:
This system carbon dioxide conversion equipment makes liquid CO by the mode that water proof heats
2be converted to gaseous state CO
2, the data such as PLC control system is instantaneous by carbon dioxide temperature before monitoring regulator valve, the water temperature of converter, regulator upstream pressure, downstream pressure, gaseous carbon dioxide gas outlet temperature, gaseous carbon dioxide gas, integrated flow send automatic control instruction or Non-follow control instruction; With the control core of PLC as this system, can realize liquid CO
2be converted to gaseous state CO fast
2, to guarantee the demand of fire extinguishing in the process of mining, there is the advantages such as efficient, quick.
Claims (9)
1. a mining liquid carbon dioxide fire extinguishing change system, comprise carbon dioxide conversion equipment, regulator, PLC control system (50) and computer background system (60), it is characterized in that: computer background system (60) connects PLC control system (50), and PLC control system (50) connects carbon dioxide conversion equipment and carbon dioxide regulator respectively; Carbon dioxide regulator is two, is respectively a carbon dioxide regulator (30) and No. two carbon dioxide regulators (40); Carbon dioxide conversion equipment is two, is respectively a carbon dioxide conversion equipment (10) and No. two carbon dioxide conversion equipments (20); A carbon dioxide regulator (30) connects a carbon dioxide conversion equipment (10); No. two carbon dioxide regulators (40) connect No. two carbon dioxide conversion equipments (20).
2. mining liquid carbon dioxide fire extinguishing change system according to claim 1, is characterized in that: a carbon dioxide conversion equipment (10) comprises heater, a device water tank (260), device water pump, a device converter liquid level sensor (240) and a device converter cooling-water temperature sensor (220); Heater, a device converter liquid level sensor (240) and a device converter cooling-water temperature sensor (220) are arranged in a device water tank (260); Heater, device water tank (260), device water pump, a device converter liquid level sensor (240) are connected PLC control system (50) respectively with a device converter cooling-water temperature sensor (220); No. two carbon dioxide conversion equipments (20) comprise heater, No. two device water tanks (270), No. two device water pumps, No. two device converter liquid level sensors (250) and No. two device converter cooling-water temperature sensors (230); Heater, No. two device converter liquid level sensors (250) and No. two device converter cooling-water temperature sensors (230) are arranged in No. two device water tanks (270); Heater, No. two device water tanks (270), No. two device water pumps, No. two device converter liquid level sensors (250) are connected PLC control system (50) respectively with No. two device converter cooling-water temperature sensors (230).
3. mining liquid carbon dioxide fire extinguishing change system according to claim 1, is characterized in that: carbon dioxide regulator (30) comprises a device output stream gauge (160), a device exports temperature pick up (140) before electric control valve (180), a device valve, a device upstream pressure sensor (120) and a device ftercompction electromagnetic valve (100), a device exports electric control valve (180) and connects a device output stream gauge (160), temperature pick up (140) before device output stream gauge (160) connection device valve, before a device valve, temperature pick up (140) connects a device upstream pressure sensor (120), a device upstream pressure sensor (120) connects a device water tank (260), a device water tank (260) connects a device ftercompction electromagnetic valve (100), a device exports electric control valve (180) and connects carbon dioxide output teletransmission thermometer (210) and carbon dioxide output distance-transmission pressure gauge (200) by pipeline, before device output stream gauge (160), a device export electric control valve (180), a device valve, temperature pick up (140), device upstream pressure sensor (120), device ftercompction electromagnetic valve (100), a carbon dioxide export teletransmission thermometer (210) and are connected PLC control system (50) respectively with carbon dioxide output distance-transmission pressure gauge (200), No. two carbon dioxide regulators (40) comprise No. two device output stream gauge (170), No. two devices export temperature pick up (150) before electric control valve (190), No. two device valves, No. two device upstream pressure sensors (130) and No. two device ftercompction electromagnetic valves (110), No. two devices export electric control valve (190) and connect No. two device output stream gauge (170), temperature pick up (150) before No. two device output stream gauge (170) connections No. two device valves, before No. two device valves, temperature pick up (150) connects No. two device upstream pressure sensors (130), No. two device upstream pressure sensors (130) connect No. two device water tanks (270), No. two device water tanks (270) connect No. two device ftercompction electromagnetic valves (110), No. two devices input electric control valve (190) connect carbon dioxide by pipeline and export teletransmission thermometer (210) and carbon dioxide output distance-transmission pressure gauge (200), before No. two device output stream gauge (170), No. two devices export electric control valve (190), No. two device valves, temperature pick up (150), No. two device upstream pressure sensors (130) are connected PLC control system (50) respectively with No. two device ftercompction electromagnetic valves (110).
4. mining liquid carbon dioxide fire extinguishing change system according to claim 1, is characterized in that: PLC control system (50) comprises powered actuation mechanism, touch screen Industrial Personal Computer (IPC), PLC (300), On-off signal/output module (310), the first thermal resistance input module (320), the second thermal resistance input module (330), the first analog input/output module (340), the second analog input/output module (350); Touch screen Industrial Personal Computer (IPC) connects PLC (300); PLC (300) connecting valve amount input/output module (310); On-off signal/output module (310) connects the first thermal resistance input module (320); First thermal resistance input module (320) connects the second thermal resistance input module (330); Second thermal resistance input module (330) connects the first analog input/output module (340); First analog input/output module (340) connects the second analog input/output module (350); Powered actuation mechanism connects PLC (300), On-off signal/output module (310) respectively.
5. mining liquid carbon dioxide fire extinguishing change system according to claim 1, is characterized in that: computer background system (60) comprises Industrial Personal Computer (IPC), printer and projecting apparatus; Industrial Personal Computer (IPC) connects printer, projecting apparatus respectively.
6. mining liquid carbon dioxide fire extinguishing change system according to claim 1, is characterized in that: computer background system (60) is communicated to connect by RS232 or Ethernet and PLC control system (50).
7. a control method for mining liquid carbon dioxide fire extinguishing change system as claimed in claim 1, is characterized in that: performed by mining liquid carbon dioxide fire extinguishing change system, the method step is as follows:
Step one: the mode that selective system is run, namely selects the automatic method of operation or the manual method of operation;
Step 2: the mode that selecting arrangement runs, namely selects a carbon dioxide conversion equipment operation, No. two carbon dioxide conversion equipment operations or a carbon dioxide conversion equipment and No. two carbon dioxide conversion equipment mixed runnings;
Step 3: start a device water pump, No. two device water pumps or a device water pump and No. two device water pumps, and detect conversion equipment water temperature, if conversion equipment water temperature is lower than the water temperature of setting, the automatic heater of system, makes the coolant-temperature gage of conversion equipment be stabilized in setting value;
Step 4: using water temperature as setting value, regulates CO
2temperature, make CO
2temperature reach the temperature of setting;
Step 5: the pressure and temperature before systems axiol-ogy carbon dioxide regulator (30) and No. two carbon dioxide regulator (40) valves, if its pressure lower than setting value and temperature reaches setting value, opens CO
2liquid inlet valve, then a carbon dioxide regulator (30) and No. two carbon dioxide regulator (40) upstream pressures can raise gradually, and when its pressure is in the scope of setting, system opens CO automatically
2to give vent to anger valve, by CO
2gas is discharged; If its pressure is higher than setting value and temperature reaches setting value, system directly will open CO automatically
2to give vent to anger valve, by CO
2gas is discharged, and does not need to open CO
2liquid inlet valve;
Step 6: in the process of system cloud gray model; if carbon dioxide conversion equipment device water tank (260) and No. two device water tank (270) water levels lower than the pressure durations before the low alarm water level of setting or a carbon dioxide regulator (30) and No. two carbon dioxide regulator (40) valves lower than the pressure set time; the chain shutdown of automated system operation mode, now system prompt low water stage or liquid CO
2be finished and report to the police and will automatically be transformed into the manual method of operation.
8. the control method of mining liquid carbon dioxide fire extinguishing change system according to claim 7, it is characterized in that: in step 2, a carbon dioxide conversion equipment and No. two carbon dioxide conversion equipment mixed runnings refer to a carbon dioxide conversion equipment and No. two carbon dioxide conversion equipment alternate runs.
9. the control method of mining liquid carbon dioxide fire extinguishing change system according to claim 7, it is characterized in that: in step 3, start a device water pump, No. two device water pumps or a device water pump and No. two device water pumps realize manually.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109538279A (en) * | 2019-01-16 | 2019-03-29 | 煤科集团沈阳研究院有限公司 | Downhole intelligent liquid carbon dioxide fire extinguishing system |
| CN112206451A (en) * | 2020-10-27 | 2021-01-12 | 上海西邦电气有限公司 | Intelligent temperature-sensing self-starting fire extinguishing system and capacity sensing method |
| CN117942523A (en) * | 2024-03-22 | 2024-04-30 | 沈阳顺义科技股份有限公司 | Fire extinguishing bottle simulation and detection device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201248979Y (en) * | 2008-06-30 | 2009-06-03 | 兖州煤业股份有限公司 | Mining carbon dioxide fire prevention and extinguishing device |
| CN201848035U (en) * | 2010-11-04 | 2011-06-01 | 郭春平 | Up-well liquid-gas converting device of mining liquid carbon dioxide fire-protection and fire-extinguishing device |
| CN203777557U (en) * | 2013-11-04 | 2014-08-20 | 冯琛 | Vehicle-mounted carbon dioxide/nitrogen dioxide fire prevention and extinguishing system |
| CN204327162U (en) * | 2014-11-24 | 2015-05-13 | 山东科技大学 | The fixed mining liquid carbon dioxide gasification fire extinguishing equipment in ground |
| CN204899966U (en) * | 2015-07-30 | 2015-12-23 | 北京石油化工学院 | Mining liquid carbon dioxide equipment system that prevents putting out a fire |
-
2015
- 2015-07-30 CN CN201510458557.4A patent/CN105019932B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201248979Y (en) * | 2008-06-30 | 2009-06-03 | 兖州煤业股份有限公司 | Mining carbon dioxide fire prevention and extinguishing device |
| CN201848035U (en) * | 2010-11-04 | 2011-06-01 | 郭春平 | Up-well liquid-gas converting device of mining liquid carbon dioxide fire-protection and fire-extinguishing device |
| CN203777557U (en) * | 2013-11-04 | 2014-08-20 | 冯琛 | Vehicle-mounted carbon dioxide/nitrogen dioxide fire prevention and extinguishing system |
| CN204327162U (en) * | 2014-11-24 | 2015-05-13 | 山东科技大学 | The fixed mining liquid carbon dioxide gasification fire extinguishing equipment in ground |
| CN204899966U (en) * | 2015-07-30 | 2015-12-23 | 北京石油化工学院 | Mining liquid carbon dioxide equipment system that prevents putting out a fire |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109538279A (en) * | 2019-01-16 | 2019-03-29 | 煤科集团沈阳研究院有限公司 | Downhole intelligent liquid carbon dioxide fire extinguishing system |
| CN112206451A (en) * | 2020-10-27 | 2021-01-12 | 上海西邦电气有限公司 | Intelligent temperature-sensing self-starting fire extinguishing system and capacity sensing method |
| CN117942523A (en) * | 2024-03-22 | 2024-04-30 | 沈阳顺义科技股份有限公司 | Fire extinguishing bottle simulation and detection device |
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