CN1223155A - Low-temp. oxygen free air forest fire-extinguishing machine - Google Patents
Low-temp. oxygen free air forest fire-extinguishing machine Download PDFInfo
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- CN1223155A CN1223155A CN 98121996 CN98121996A CN1223155A CN 1223155 A CN1223155 A CN 1223155A CN 98121996 CN98121996 CN 98121996 CN 98121996 A CN98121996 A CN 98121996A CN 1223155 A CN1223155 A CN 1223155A
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- free air
- oxygen free
- working medium
- heat preservation
- high pressure
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C99/00—Subject matter not provided for in other groups of this subclass
- A62C99/0009—Methods of extinguishing or preventing the spread of fire by cooling down or suffocating the flames
- A62C99/0018—Methods of extinguishing or preventing the spread of fire by cooling down or suffocating the flames using gases or vapours that do not support combustion, e.g. steam, carbon dioxide
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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
- A62C3/02—Fire prevention, containment or extinguishing specially adapted for particular objects or places for area conflagrations, e.g. forest fires, subterranean fires
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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
- A62C3/02—Fire prevention, containment or extinguishing specially adapted for particular objects or places for area conflagrations, e.g. forest fires, subterranean fires
- A62C3/0207—Fire prevention, containment or extinguishing specially adapted for particular objects or places for area conflagrations, e.g. forest fires, subterranean fires by blowing air or gas currents with or without dispersion of fire extinguishing agents; Apparatus therefor, e.g. fans
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- Forests & Forestry (AREA)
- Life Sciences & Earth Sciences (AREA)
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- Biodiversity & Conservation Biology (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
- Separation By Low-Temperature Treatments (AREA)
- Engine Equipment That Uses Special Cycles (AREA)
Abstract
The present invention relates to a low-temp. oxygen-free air forest fire extinguisher. It is characterized by that it uses the pure phase-transformation athermal refrigeration equipment to high-effectively prepare cryogenic cold quantity to condense and liquefy the oxygen-free air in the forest fireground, and at the same time, it utilizes the temp. difference energy between the artificial low-temp. cold quantity and high-temp. smoke gas to produce mechanical power to provide aerial power to drive the forest fireground oxygen-free air phase-transformation thermodynamic cycle and provide a lot of high-pressure low-temp. oxygen-free air to form an oxygen-free air curtain wall to extinguish fire. It is low in cost, safe and reliable.
Description
The present invention relates to fire-extinguishing machine, particularly a kind of fire-extinguishing machine that utilizes the low temperature oxygen free air to eliminate forest fire.
Forest fire protection does not at present still have effective forest fire-extinguishing machine tool.No matter be the way that developing country adopts manpower to stamp out a fire, or advanced industrial country adopt aviation to execute the way of extinguishing chemicals such as water spray and carbon dioxide, all is an utterly inadequate amount, It dones't help the situation, cause global forest fire to happen occasionally, Lian Yue does not put out, and loses very heavy.
The purpose of this invention is to provide a kind of new low temperature oxygen free air forest fire-extinguishing machine, it adopts the pure phase-changing apyretic frigeration technology, utilize the pure phase-changing apyretic frigeration device to produce the low-temperature deep cold with high power efficient, at the on-the-spot condensation liquefaction anaerobic of forest fire flue gas, utilize the energy that the temperature difference had between artificial hypothermia's environment and the high hot pyrotechnics to produce power simultaneously, the high pressure low temperature oxygen free air is ejected into the on-the-spot fire extinguishing of forest fire.
Technical solution of the present invention is as follows:
A kind of low temperature oxygen free air forest fire-extinguishing machine, its basic element of character is similar with the thermodynamic steam engine that with water is working medium, utilize the multi-stage refrigerating circulation of pure phase-changing apyretic frigeration technology, it comprises the chopped-off head Vapor Compression Refrigeration Cycle device of being made up of refrigeration compressor, condenser, flow controller and evaporimeter that original refrigerating capacity is provided, supercooled liquid working medium cold plate, inferior one-level liquid refrigeration working medium, and with the first heat preservation pressure container of above-mentioned parts in all being arranged on, together with working medium pump; Comprise the middle N level heat preservation pressure container that intergrade refrigerating evaporator, supercooled liquid working medium cold plate and liquid refrigeration working medium are housed, together with working medium pump;
It also comprises the terminal heat preservation pressure container that middle N level refrigerating evaporator, supercooled liquid working medium cold plate are housed, heat exchanger and high-pressure working medium pump are equipped with in the bottom of terminal heat preservation pressure container, and liquid oxygen free air is poured in the interior bottom of heat preservation pressure container endways, heat exchanger is immersed in the liquid oxygen free air, the refrigeration working medium of final stage freezing by change of state circulation is liquid oxygen free air, the chopped-off head freezing by change of state is circulated to the evaporating temperature of the refrigeration working mediums at different levels of final stage freezing by change of state circulation, increase progressively according to inferior the putting in order of level, chopped-off head refrigeration working medium evaporating temperature is minimum;
The profile main body of spray is the tun that a bottom is concave shaped hemisphere shelly, this tun is made by the sealing of resistance to compression heat conductive metal plate, its inside is separated into the above ring-type shape of one deck insulating space, its central space is provided with the first heat preservation pressure container, middle N level heat preservation pressure container is set in the outer space of the first heat preservation pressure container, following side space at middle N level heat preservation pressure container is provided with terminal heat preservation pressure container, and the inner space of heat preservation pressure container is provided with liquid oxygen free air high pressure liquid storage cabin endways; With top is the spray ancillary equipment, and each parts of ancillary equipment connect by connecting tube; The present invention also comprises engine master device, is connected by woven hose and appendix between main device and the ancillary equipment;
Described spray master device comprises the heat exchanging chamber that is made of structure circle shell and heat-insulation layer, the liquid oxygen free air heat absorption that makes of installing in this heat exchanging chamber is vaporized into the evaporimeter of high pressure oxygen free air, the turbofan blade that above evaporimeter, is provided with, pass and vertically disposed arbor from the center of tun, make the turbo-expander and the generator of the work done of high pressure oxygen free air turbine, for spray provides the horizontal airscrew of aviation thrust and the high pressure oxygen free air jet pipe that the cryogenic high pressure oxygen free air is sprayed to the forest scene of a fire; High pressure oxygen free air jet pipe is arranged on the concave shaped hemisphere shelly base plate of tun, the heat exchanging chamber that allows the liquid oxygen free air of high hot high density anaerobic compressed air and deep cooling carry out exchange heat is suspended at the center in the concave shaped hemisphere shelly space of tun below, the turbofan blade that is positioned at heat exchanging chamber is installed in the lower end of arbor, the upper end that turbo-expander is arranged on arbor is the top of tun center, the axial thrust that turbo-expander impeller stress surface is born is towards overhead direction, turbo-expander and the coaxial installation of turbofan blade, the coaxial installation generator in the top position of turbo-expander is at the horizontal airscrew of the coaxial installation in the top position of generator;
Gas transmission reversal valve and transfusion reversal valve are housed on the described spray master device, the gas transmission reversal valve connects high pressure oxygen free air movable spouts by first high pressure gas pipeline, the gas transmission reversal valve also is connected with turbo-expander by second high pressure gas pipeline, and the 3rd high pressure gas pipeline is connected the low temperature oxygen free air layer in gas transmission reversal valve and the liquid oxygen free air high pressure liquid storage cabin; The transfusion reversal valve is connected with the high-pressure working medium pump that is positioned at terminal heat preservation pressure container bottom by first high-pressure transfusion tube, the transfusion reversal valve is also connected by the evaporimeter in second high-pressure transfusion tube and the heat exchanging chamber, is connected to liquid oxygen free air high pressure liquid storage cabin by the 3-way high-pressure woven hose again;
Heat exchanging chamber on the described spray master device is connected with the heat exchanger that is positioned at terminal heat preservation pressure container in the spray ancillary equipment by appendix, the offgas duct of the turbo-expander on the main device then with ancillary equipment in terminal heat preservation pressure container in condensation space be communicated with;
Above-mentioned evaporimeter, turbo-expander makes the low temperature oxygen free air be condensed into the interior condensation space of terminal heat preservation pressure container of liquid oxygen free air, and makes liquid oxygen free air reenter the high-pressure working medium pump of evaporimeter, forms heating power steam work done circulation thus; Above-mentioned turbofan blade, heat exchanging chamber, the heat exchanger that oxygen free air cools off in liquid oxygen free air once more fast will be compressed, make the low temperature oxygen free air be condensed into the condensation space of liquid oxygen free air at last, liquid oxygen free air high pressure liquid storage cabin, high-pressure working medium pump, final stage refrigerating evaporator, and the high pressure oxygen free air sprayed to the movable spouts of place, constitute the phase transformation thermodynamic cycle of the on-the-spot oxygen free air stream of forest fire thus;
The final stage phase transformation constitutes same thermodynamic cycle with cold kind of refrigeration cycle in described heating power steam work done circulation and the described pure phase-changing apyretic frigeration, and its external refrigerating capacity is used for consuming the heat in the high hot flue gas, and its heating power steam work done energy produces machine power and generating;
The phase transformation thermodynamic cycle of the on-the-spot oxygen free air stream of described forest fire, constitute same phase transformation thermodynamic cycle with another final stage phase transformation in the described pure phase-changing apyretic frigeration with cold kind of refrigeration cycle, its external refrigerating capacity is used for consuming the heat in the high hot flue gas, for the forest fire prevention and control fire extinguishing provides a large amount of high pressure low temperature oxygen free airs.
The present invention is made up of spray ancillary equipment and spray master device, adopt the pure phase-changing apyretic frigeration technology, carry out multi-level phase change with cold kind of refrigeration cycle, produce out a large amount of low-temperature deep colds with the refrigerating efficiency of high power, and reuse repeatedly that above-mentioned cold cools off and a large amount of forests scene of a fire flue gas that liquefies, the oxygen free air at recycling forest fire scene comes extinguishing forest fire, and can form the oxygen free air curtain wall and extinguish the forest scene of a fire and kindling material, and utilize the energy that the temperature difference had between the heat in the made low temperature cold and the forest scene of a fire to provide machine power simultaneously for whole device, implementation is gathered materials on the spot, with the fire fire extinguishing, thoroughly extinguish burning things which may cause a fire disaster.
Below in conjunction with accompanying drawing the present invention is described in detail.
Accompanying drawing is a kind of structural representation of low temperature oxygen free air forest fire-extinguishing machine.
Referring to accompanying drawing, the profile main body of spray is the tun that a bottom is concave shaped hemisphere shelly, and the central space top in this tun is provided with driver's access door 13 for operation driving cabin 1, operation driving cabin 1.Central space in tun is provided with the first heat preservation pressure container 2.Refrigeration compressor 23, condenser 24, flow controller 35 and evaporimeter 25 are installed in the first heat preservation pressure container 2, are formed the chopped-off head Vapor Compression Refrigeration Cycle, original cold is provided.Liquid refrigeration working medium 19 is injected in bottom in the first heat preservation pressure container 2, and refrigeration compressor 23, condenser 24 in the above-mentioned chopped-off head Vapor Compression Refrigeration Cycle are soaked in the liquid refrigeration working medium 19.Supercooled liquid working medium cold plate 17 is installed at middle part in the first heat preservation pressure container 2, in the liquid refrigeration working medium 19 in bottom time one-level working medium pump 31 is installed.
N level heat preservation pressure container 4 in the middle of the outer space of the first heat preservation pressure container 2 is provided with in tun.Intergrade refrigerating evaporator 26 is installed on top in the middle N level heat preservation pressure container 4, and supercooled liquid working medium cold plate 17 is installed at the middle part, fills liquid refrigeration working medium 20 in the bottom, and next stage working medium pump 22 is installed.Working medium pump 31 sucks liquid refrigeration working medium 19 by pipette from the bottom of the first heat preservation pressure container 2, through working medium woven hose 38 input intergrade refrigerating evaporators 26.Liquid refrigeration working medium 19 is by absorbing heat and vaporization formation steam in the withdrawal of currency from circulation refrigeration working medium steam of evaporimeter 26 from the next stage kind of refrigeration cycle, get back to condensation space condensation liquefaction in the first heat preservation pressure container 2 through insulation muffler 45, form phase transformation thus with cold kind of refrigeration cycle.
The following side space of N level heat preservation pressure container 4 is provided with terminal heat preservation pressure container 5 in the middle of in tun.N level refrigerating evaporator 27 in the middle of install on top in the terminal heat preservation pressure container 5 is installed supercooled liquid working medium cold plate 17 at the middle part, at bottom perfusion final stage liquid refrigeration working medium, promptly liquid oxygen free air 21.On the upper strata of liquid oxygen free air 21 heat exchanger 29 is set, high-pressure working medium pump 30 is installed in lower floor.Working medium pump 22 sucks liquid refrigeration working medium 20 in middle N level heat preservation pressure container 4, N level refrigerating evaporator in the middle of woven hose 39 inputs, and the heat absorption vaporization forms steam from the low temperature oxygen free air, condensation space condensation liquefaction in the middle of insulation muffler 40 is got back in the N level heat preservation pressure container 4 forms phase transformation thus with cold kind of refrigeration cycle.
The inner space of terminal heat preservation pressure container 5 is provided with in 6, the first high pressure liquid storage cabins 6, the first liquid oxygen free air high pressure liquid storage cabin liquid oxygen free air 21 is housed in tun.The following side space of terminal heat preservation pressure container 5 is provided with in 7, the second high pressure liquid storage cabins 7, the second liquid oxygen free air high pressure liquid storage cabin liquid oxygen free air 21 also is housed in tun.
With top is the spray ancillary equipment, and wherein each parts connect by connecting tube.
Spray master device comprises the heat exchanging chamber 44 that is made of structure circle shell 8 and heat-insulation layer, the liquid oxygen free air heat absorption that makes of installing in this heat exchanging chamber 44 is vaporized into the evaporimeter 28 of high pressure oxygen free air, the turbofan blade 14 that above evaporimeter 28, is provided with, pass and vertically disposed arbor 10 from the center of tun, make the turbo-expander 12 and the generator 11 of the work done of high pressure oxygen free air turbine, for spray provides the horizontal airscrew 9 of aviation thrust and the high pressure oxygen free air jet pipe 15 that the cryogenic high pressure oxygen free air is sprayed to the forest scene of a fire.High pressure oxygen free air jet pipe 15 is arranged on the concave shaped hemisphere shelly base plate of tun, can be arranged on base plate periphery lower edge, also can be arranged on any position of base plate periphery.Heat exchanging chamber 44 is suspended at the center in the concave shaped hemisphere shelly space 3 of tun below, and the turbofan blade 14 in the heat exchanging chamber 44 is installed in the lower end of arbor 10, and turbo-expander 12 is arranged on the upper end of arbor 10, i.e. the top of tun center.The axial thrust that the impeller stress surface of turbo-expander 12 is born is towards overhead direction.Turbo-expander 12 and the coaxial installation of turbofan blade, the coaxial installation generator 11 in the top position of turbo-expander 12 is at the horizontal airscrew 9 of the coaxial installation in the top position of generator 11.Turbofan blade 14 3 sucks and compression oxygen free air stream from concave shaped hemisphere shelly space, and heat exchanging chamber 44 allows high hot high density anaerobic compressed air and deep cooling liquid state oxygen free air in the evaporimeter 28 carry out exchange heat.
Gas transmission reversal valve 18 and transfusion reversal valve 16 are housed on the spray master device.Gas transmission reversal valve 18 connects high pressure oxygen free air movable spouts 15 by first high pressure gas pipeline 43, gas transmission reversal valve 18 also is connected with turbo-expander 12 by second high pressure gas pipeline 37, and the 3rd high pressure gas pipeline 33 is connected gas transmission reversal valve 18 and the first liquid oxygen free air high pressure liquid storage cabin, 6 inner high voltage low temperature oxygen free air layers.
Transfusion reversal valve 16 is connected with the high-pressure working medium pump 30 that is positioned at terminal heat preservation pressure container 5 bottoms by first high-pressure transfusion tube 42, transfusion reversal valve 16 is also connected by second high-pressure transfusion tube 32 and the evaporimeter 28 in the heat exchanging chamber 44, is connected to liquid oxygen free air layer in first, second liquid oxygen free air high pressure liquid storage cabin 6,7 by 3-way high-pressure woven hose 36 again.
Heat exchanging chamber 44 on the spray master device is connected with the heat exchanger that is positioned at terminal heat preservation pressure container 5 29 in the spray ancillary equipment by appendix 34, and condensation spaces are communicated with in the terminal heat preservation pressure container 5 in 41 of the offgas duct of the turbo-expander 12 on the main device and the ancillary equipment.
High-pressure working medium pump 30 sucks liquid oxygen free air 21 from the bottom in the terminal heat preservation pressure container 5, through first high-pressure transfusion tube 42, transfusion reversal valve 16, second high-pressure transfusion tube 32, enter the evaporimeter 28 in the heat exchanging chamber 44, liquid oxygen free air 21 flows heat exchange by evaporimeter 28 and through the high hot high density oxygen free air by the 14 powerful compressions of turbofan blade in the heat exchanging chamber 44, be vaporized into can work done the high pressure oxygen free air, enter turbo-expander 12 turbine works done through second high pressure gas pipeline 37 again, driving turbo-expander 12 turns round and is the generator 11 that is loaded on the same arbor 10, horizontal airscrew 9, turbofan blade 14 provides power, generator 11 is to refrigeration compressor 1, working medium pump 31, working medium pump 22 and high-pressure working medium pump 30 provide normal operation electric power, after the high pressure oxygen free air turbine decrease temperature and pressure, its tail gas forms the final stage phase transformation with cold kind of refrigeration cycle and heating power steam work done circulation thus by the condensation space condensation liquefaction in the terminal heat preservation pressure container 5 of offgas duct 41 importings.
The phase transformation thermodynamic cycle of the oxygen free air at forest fire scene stream also constitutes same phase transformation thermodynamic cycle with another final stage phase transformation in the described pure phase-changing apyretic frigeration with cold kind of refrigeration cycle.This circulation is made of condensation space and the liquid oxygen free air 21 in high-pressure working medium pump 30, first, second liquid oxygen free air high pressure liquid storage cabin 6,7, high pressure oxygen free air movable spouts 15, turbofan blade 14, heat exchanger 29, the terminal heat preservation pressure container 5.The flow through concave shaped hemisphere shelly space 3 of tun below of the high hot flue gas of anaerobic is compiled, be subjected to enter heat exchanging chamber 44 after the 14 powerful compressions of turbofan blade, final stage refrigeration working medium with evaporimeter 28 the insides in the heat exchanging chamber 44, be after the liquid oxygen free air 21 of deep cooling carries out the cold and hot exchange of the big temperature difference, be cooled to low temperature compressed air, heat exchanger 29 in appendix 34 enters terminal heat preservation pressure container 5 again, because heat exchanger 29 is immersed among the liquid oxygen free air 21 of low-temp low-pressure, oxygen free air stream in the heat exchanger 29 is entered the condensation space condensation liquefaction in the terminal heat preservation pressure container 5 once more after the brute force cooling, pass through first high-pressure transfusion tube 42 through high-pressure working medium pump 30 again, transfusion reversal valve 16 enters first, the second liquid oxygen free air high pressure liquid storage cabin 6,7, because of the metal structure plate in high pressure liquid storage cabin is connected do heat conduction with the shell mechanism metallic plate of whole device, so from outside natural environment and hot flue gas stream, absorb heat, make in the high pressure liquid storage cabin liquid oxygen free air thus constantly heat absorption be vaporized into the cryogenic high pressure oxygen free air, the cryogenic high pressure oxygen free air is through the 3rd high pressure gas pipeline 33, gas transmission reversal valve 18, first high pressure gas pipeline 43 imports high pressure oxygen free air movable spouts 15, movable spouts 15 to the forest scene of a fire, forms the oxygen free air stream phase transformation thermodynamic cycle at forest fire scene and another final stage phase transformation with cold kind of refrigeration cycle from exhalation air thus.
Liquid oxygen free air 21 in first, second liquid oxygen free air high pressure liquid storage cabin 6,7 is because of forming the cryogenic high pressure oxygen free air from crust of the device to external world's heat absorption vaporization, can also pass through the 3rd high pressure gas pipeline 33, gas transmission reversal valve 18, second high pressure gas pipeline 37 where necessary, enter turbine work done in the turbo-expander 12, its tail gas condensation space condensation liquefaction again in offgas duct 41 is got back to final stage heat preservation pressure container 5 forms thermodynamic steam work done circulation behind the turbine.
High pressure low temperature oxygen free air to the ejection of the forest scene of a fire, can be by the equally distributed high pressure oxygen free air of concave shaped hemisphere shelly base plate upper periphery movable spouts 15 at tun, strafe the conical oxygen free air curtain wall of formation by the certain amplitude swing, from covering the forest scene of a fire in the air, the hot flue gas of anaerobic in the space that curtain wall surrounded is compressed recovery by 14 powerful extractions of the turbofan blade in the heat exchanging chamber 44, enter the phase transformation thermodynamic cycle of oxygen free air stream, form the repeatedly recycling of oxygen free air thus.
Low temperature oxygen free air forest fire-extinguishing machine of the present invention is overhead the stop in the forest scene of a fire, propulsive thrust when the axial thrust the when thrust of its aviation power during by turbofan blade 14 compression oxygen free airs, turbo-expander 12 turbine works done, movable spouts 15 are jet provides the power drive thrust that horizontal airscrew 9 produces to be constituted by turbo-expander 12 in case of necessity.It can make spray overcome self gravitation, rest on overhead optional position, the forest scene of a fire for a long time, can rely on the horizontal propulsive thrust of movable spouts 15 horizontal-jet high pressure oxygen free air generations simultaneously, makes the short distance horizontal shift.After finding the forest fire alarm, can the low temperature oxygen free air forest fire-extinguishing machine be transported near the scene of a fire fast by helicopter or land transportation instrument, drop into the fire extinguishing operation.
The workflow of spray of the present invention is as follows:
Start refrigeration compressor 23 refrigeration, its heat is by the latent heat of vaporization consumption of liquid refrigeration working medium 19, liquid refrigeration working medium 19 is because of consuming the steam that outer heat exhaust produced of refrigeration compressor 23 and condenser 24, in the condensation space inner condensat liquidization of the first heat preservation pressure container 2.
Start working medium pump 31, allow liquid refrigeration working medium 19 enter intergrade refrigerating evaporator 26, heat absorption vaporization from inferior one-level refrigeration working medium steam, and get back to condensation space condensation liquefaction in the first heat preservation pressure container 2 through insulation muffler 45.
Start working medium pump 22, allow liquid refrigeration working medium 20 enter middle N level refrigerating evaporator 27, and heat absorption vaporization from the low temperature oxygen free air of final stage refrigeration, the condensation space condensation liquefaction in insulation muffler 40 is got back to middle N level heat preservation pressure container 4.
Start high-pressure working medium pump 30, allow liquid oxygen free air 21 enter first, second liquid oxygen free air high pressure liquid storage cabin 6,7, after being vaporized into the cryogenic high pressure oxygen free air from tun shell heat absorption, enter turbo-expander 12 work done turbines through the 3rd high pressure gas pipeline 33, gas transmission reversal valve 18, second high pressure gas pipeline 37, drive generator 11 and 14 normal operations of turbofan blade, allow generator 11 provide normal operation electric power for refrigeration compressor 1, working medium pump 31,22, high-pressure working medium pump 30.High pressure oxygen free air turbine is after offgas duct 41 is got back to the condensation space condensation liquefaction of terminal heat preservation pressure container 5 once more.
Turbo-expander 12 drives turbofan blade 14 powerful compression oxygen free air streams, after producing high hot high density compressed oxygen free air, adjust transfusion reversal valve 16, allow liquid oxygen free air 21 that high-pressure working medium pump 30 pumps in the terminal heat preservation pressure container 5 through first high-pressure transfusion tube 42, transfusion reversal valve 16, threeway woven hose 36, entering first, second liquid oxygen free air high pressure liquid storage cabin 6,7 o'clock, enter evaporimeter 28 by second woven hose 32 simultaneously and be vaporized into the high pressure oxygen free air fast, drive turbo-expander 12 by second high pressure gas pipeline 37 and double work done; Meanwhile adjust gas transmission reversal valve 18, cut off itself and being connected of second high pressure gas pipeline 37, allow liquid oxygen free air high pressure liquid storage cabin 6 interior top high pressure low temperature oxygen free airs enter movable spouts 15, anaerobic high pressure low temperature air is sprayed to the forest scene of a fire through the 3rd high-pressure transfusion tube 33, gas transmission reversal valve 18, first high pressure gas pipeline 43.
Start the horizontal airscrew 9 at spray top, allow the spray vertical lift, the jet direction of regulating movable spouts 15 is a horizontal direction, and spray is moved horizontally in the sky, the forest scene of a fire.
The present invention provides a kind of with low cost, safe and reliable fire-extinguishing machine, thereby has avoided forest fire to huge material damage that human society caused and the harm that environmental pollution brought effectively in time extinguishing the forest fire of random scale.
Claims (1)
1, a kind of low temperature oxygen free air forest fire-extinguishing machine, its basic element of character is similar with the thermodynamic steam engine that with water is working medium, utilize the multi-stage refrigerating circulation of pure phase-changing apyretic frigeration technology, it comprises the chopped-off head Vapor Compression Refrigeration Cycle device of being made up of refrigeration compressor, condenser, flow controller and evaporimeter that original refrigerating capacity is provided, supercooled liquid working medium cold plate, inferior one-level liquid refrigeration working medium, and with the first heat preservation pressure container of above-mentioned parts in all being arranged on, together with working medium pump; Comprise the middle N level heat preservation pressure container that intergrade refrigerating evaporator, supercooled liquid working medium cold plate and liquid refrigeration working medium are housed, together with working medium pump;
It is characterized in that, it also comprises is equipped with middle N level refrigerating evaporator, the terminal heat preservation pressure container of supercooled liquid working medium cold plate, heat exchanger and high-pressure working medium pump are equipped with in the bottom of terminal heat preservation pressure container, and liquid oxygen free air is poured in the interior bottom of heat preservation pressure container endways, heat exchanger is immersed in the liquid oxygen free air, the refrigeration working medium of final stage freezing by change of state circulation is liquid oxygen free air, the chopped-off head freezing by change of state is circulated to the evaporating temperature of the refrigeration working mediums at different levels of final stage freezing by change of state circulation, increase progressively according to inferior the putting in order of level, chopped-off head refrigeration working medium evaporating temperature is minimum;
The profile main body of spray is the tun that a bottom is concave shaped hemisphere shelly, this tun is made by the sealing of resistance to compression heat conductive metal plate, its inside is separated into the above ring-type shape of one deck insulating space, its central space is provided with the first heat preservation pressure container, middle N level heat preservation pressure container is set in the outer space of the first heat preservation pressure container, following side space at middle N level heat preservation pressure container is provided with terminal heat preservation pressure container, and the inner space of heat preservation pressure container is provided with liquid oxygen free air high pressure liquid storage cabin endways; With top is the spray ancillary equipment, and each parts of ancillary equipment connect by connecting tube; The present invention also comprises engine master device, is connected by woven hose and appendix between main device and the ancillary equipment;
Described spray master device comprises the heat exchanging chamber that is made of structure circle shell and heat-insulation layer, the liquid oxygen free air heat absorption that makes of installing in this heat exchanging chamber is vaporized into the evaporimeter of high pressure oxygen free air, the turbofan blade that above evaporimeter, is provided with, pass and vertically disposed arbor from the center of tun, make the turbo-expander and the generator of the work done of high pressure oxygen free air turbine, for spray provides the horizontal airscrew of aviation thrust and the high pressure oxygen free air jet pipe that the cryogenic high pressure oxygen free air is sprayed to the forest scene of a fire; High pressure oxygen free air jet pipe is arranged on the concave shaped hemisphere shelly base plate of tun, the heat exchanging chamber that allows the liquid oxygen free air of high hot high density anaerobic compressed air and deep cooling carry out exchange heat is suspended at the center in the concave shaped hemisphere shelly space of tun below, the turbofan blade that is positioned at heat exchanging chamber is installed in the lower end of arbor, the upper end that turbo-expander is arranged on arbor is the top of tun center, the axial thrust that turbo-expander impeller stress surface is born is towards overhead direction, turbo-expander and the coaxial installation of turbofan blade, the coaxial installation generator in the top position of turbo-expander is at the horizontal airscrew of the coaxial installation in the top position of generator;
Gas transmission reversal valve and transfusion reversal valve are housed on the described spray master device, the gas transmission reversal valve connects high pressure oxygen free air movable spouts by first high pressure gas pipeline, the gas transmission reversal valve also is connected with turbo-expander by second high pressure gas pipeline, and the 3rd high pressure gas pipeline is connected the low temperature oxygen free air layer in gas transmission reversal valve and the liquid oxygen free air high pressure liquid storage cabin; The transfusion reversal valve is connected with the high-pressure working medium pump that is positioned at terminal heat preservation pressure container bottom by first high-pressure transfusion tube, the transfusion reversal valve is also connected by the evaporimeter in second high-pressure transfusion tube and the heat exchanging chamber, is connected to liquid oxygen free air high pressure liquid storage cabin by the 3-way high-pressure woven hose again;
Heat exchanging chamber on the described spray master device is connected with the heat exchanger that is positioned at terminal heat preservation pressure container in the spray ancillary equipment by appendix, the offgas duct of the turbo-expander on the main device then with ancillary equipment in terminal heat preservation pressure container in condensation space be communicated with;
Above-mentioned evaporimeter, turbo-expander makes the low temperature oxygen free air be condensed into the interior condensation space of terminal heat preservation pressure container of liquid oxygen free air, and makes liquid oxygen free air reenter the high-pressure working medium pump of evaporimeter, forms heating power steam work done circulation thus; Above-mentioned turbofan blade, heat exchanging chamber, the heat exchanger that oxygen free air cools off in liquid oxygen free air once more fast will be compressed, make the low temperature oxygen free air be condensed into the condensation space of liquid oxygen free air at last, liquid oxygen free air high pressure liquid storage cabin, high-pressure working medium pump, final stage refrigerating evaporator, and the high pressure oxygen free air sprayed to the movable spouts of place, constitute the phase transformation thermodynamic cycle of the on-the-spot oxygen free air stream of forest fire thus;
The final stage phase transformation constitutes same thermodynamic cycle with cold kind of refrigeration cycle in described heating power steam work done circulation and the described pure phase-changing apyretic frigeration, and its external refrigerating capacity is used for consuming the heat in the high hot flue gas, and its heating power steam work done energy produces machine power and generating;
The phase transformation thermodynamic cycle of the on-the-spot oxygen free air stream of described forest fire, constitute same phase transformation thermodynamic cycle with another final stage phase transformation in the described pure phase-changing apyretic frigeration with cold kind of refrigeration cycle, its external refrigerating capacity is used for consuming the heat in the high hot flue gas, for the forest fire prevention and control fire extinguishing provides a large amount of high pressure low temperature oxygen free airs.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98121996 CN1099898C (en) | 1998-11-12 | 1998-11-12 | Low-temp. oxygen free air forest fire-extinguishing machine |
| AU11471/00A AU1147100A (en) | 1998-11-12 | 1999-11-12 | Low temperature no-oxygen air forest fire fighting extinguisher |
| PCT/CN1999/000187 WO2000029067A1 (en) | 1998-11-12 | 1999-11-12 | Low temperature no-oxygen air forest fire fighting extinguisher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98121996 CN1099898C (en) | 1998-11-12 | 1998-11-12 | Low-temp. oxygen free air forest fire-extinguishing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1223155A true CN1223155A (en) | 1999-07-21 |
| CN1099898C CN1099898C (en) | 2003-01-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 98121996 Expired - Fee Related CN1099898C (en) | 1998-11-12 | 1998-11-12 | Low-temp. oxygen free air forest fire-extinguishing machine |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN1099898C (en) |
| AU (1) | AU1147100A (en) |
| WO (1) | WO2000029067A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101927068A (en) * | 2010-07-05 | 2010-12-29 | 中国航空无线电电子研究所 | Airline extinguishment auxiliary device and airline extinguishment method |
| CN101360418B (en) * | 2005-11-23 | 2012-07-18 | 先锋高级育种国际公司 | Device and method for screening a plant population for wind damage resistance traits |
| CN110152226A (en) * | 2019-05-13 | 2019-08-23 | 华中科技大学 | A kind of fire-fighting equipment with unmanned image processor, fire extinguishing and fire-proof function |
| CN111632308A (en) * | 2020-07-02 | 2020-09-08 | 黄晓斌 | Forest fire control fire extinguisher |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10653904B2 (en) | 2017-12-02 | 2020-05-19 | M-Fire Holdings, Llc | Methods of suppressing wild fires raging across regions of land in the direction of prevailing winds by forming anti-fire (AF) chemical fire-breaking systems using environmentally clean anti-fire (AF) liquid spray applied using GPS-tracking techniques |
| US11865394B2 (en) | 2017-12-03 | 2024-01-09 | Mighty Fire Breaker Llc | Environmentally-clean biodegradable water-based concentrates for producing fire inhibiting and fire extinguishing liquids for fighting class A and class B fires |
| US11865390B2 (en) | 2017-12-03 | 2024-01-09 | Mighty Fire Breaker Llc | Environmentally-clean water-based fire inhibiting biochemical compositions, and methods of and apparatus for applying the same to protect property against wildfire |
| US11826592B2 (en) | 2018-01-09 | 2023-11-28 | Mighty Fire Breaker Llc | Process of forming strategic chemical-type wildfire breaks on ground surfaces to proactively prevent fire ignition and flame spread, and reduce the production of smoke in the presence of a wild fire |
| US11911643B2 (en) | 2021-02-04 | 2024-02-27 | Mighty Fire Breaker Llc | Environmentally-clean fire inhibiting and extinguishing compositions and products for sorbing flammable liquids while inhibiting ignition and extinguishing fire |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4344489A (en) * | 1980-09-22 | 1982-08-17 | Al Bonaparte | Aerial forest fire extinguishing device |
| DE3209354A1 (en) * | 1982-03-15 | 1983-09-15 | Constantin Prof. 2000 Hamburg Gheorghiu | Equipping of a helicopter in order to extinguish fire |
| IT8320498V0 (en) * | 1983-01-18 | 1983-01-18 | Silvani Antincendi Spa | FIRE-FIGHTING LIQUID DISPENSING DEVICE PARTICULARLY FOR FIRE-FIGHTING UNITS CARRIED BY HELICOPTERS. |
| EP0320554B1 (en) * | 1987-12-17 | 1992-06-24 | André Moreau | Air borne device for fighting forest fires |
-
1998
- 1998-11-12 CN CN 98121996 patent/CN1099898C/en not_active Expired - Fee Related
-
1999
- 1999-11-12 WO PCT/CN1999/000187 patent/WO2000029067A1/en active Application Filing
- 1999-11-12 AU AU11471/00A patent/AU1147100A/en not_active Abandoned
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101360418B (en) * | 2005-11-23 | 2012-07-18 | 先锋高级育种国际公司 | Device and method for screening a plant population for wind damage resistance traits |
| CN101927068A (en) * | 2010-07-05 | 2010-12-29 | 中国航空无线电电子研究所 | Airline extinguishment auxiliary device and airline extinguishment method |
| CN101927068B (en) * | 2010-07-05 | 2012-04-11 | 中国航空无线电电子研究所 | Airline extinguishment auxiliary device and airline extinguishment method |
| CN110152226A (en) * | 2019-05-13 | 2019-08-23 | 华中科技大学 | A kind of fire-fighting equipment with unmanned image processor, fire extinguishing and fire-proof function |
| CN111632308A (en) * | 2020-07-02 | 2020-09-08 | 黄晓斌 | Forest fire control fire extinguisher |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2000029067A1 (en) | 2000-05-25 |
| CN1099898C (en) | 2003-01-29 |
| AU1147100A (en) | 2000-06-05 |
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