CN101875300B - Compressed gas supply system and compressed gas motor vehicle refrigerating system - Google Patents
Compressed gas supply system and compressed gas motor vehicle refrigerating system Download PDFInfo
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- CN101875300B CN101875300B CN200910107195.9A CN200910107195A CN101875300B CN 101875300 B CN101875300 B CN 101875300B CN 200910107195 A CN200910107195 A CN 200910107195A CN 101875300 B CN101875300 B CN 101875300B
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/74—Wind turbines with rotation axis perpendicular to the wind direction
Abstract
The invention discloses a compressed gas supply system and a compressed gas motor vehicle refrigerating system, comprising a high-pressure container, a pressure reducing valve, a heat exchange unit and an output pipeline, wherein, the output end of the high-pressure container is connected with the pressure reducing valve through the pipeline; the output working gas after being decompressed by the pressure reducing valve is connected with the output pipeline; and the heat exchange unit is used for heating the pressure reducing valve. The invention ensures the stability of the working gas.
Description
Technical field
The invention relates to compressed gas supply system and compressed gas motor vehicle refrigerating system.
Background technology
For fear of serious environmental pollution and windage air-flow that self-propelled vehicle is run in the process of moving, be directly used, it is 11/802 that applicant of the present invention has proposed U. S. application number, 341 patent application, this disclosure of the invention a kind of driving engine, it comprises a left side that is symmetrical structure layout, right wind engine, left, right wind engine comprises blade wheel chamber and is installed in the impeller in blade wheel chamber, blade, this driving engine is usingd pressure gas as active force, using and receive motion windage as auxiliary power, common drives impeller, blade movement produces power output, described power is through central active force output gearbox speed change rear drive operating motor vehicles.
The proposition that foregoing invention is initiative adopt pressure gas as active force and directly utilize windage air-flow as wind engine and the self-propelled vehicle of auxiliary power, this self-propelled vehicle does not need windage air-flow to be converted to electric energy, do not need complicated electromechanical energy conversion systems, simplify the structure of self-propelled vehicle, for saving the energy and finding fuel oil substitute, provide a brand-new approach.
In order further to optimize the performance of wind engine, improve the work efficiency of wind engine and self-propelled vehicle, on the basis of aforementioned application, it is 12/377 that the inventor's applicant has proposed again U. S. application number, the patent application of 513 (WO 2008/022556), this Patent Application Publication a kind of compound type wind engine, it comprises the left side with the second impeller working alone separately, right windage driving engine and be arranged on a left side, right windage driving engine a plurality of first compressed gas engines with the first impeller around, left windage driving engine and the first compressed gas engine around thereof, the left power take-off shaft of power process with right windage driving engine and the first compressed gas engine output around thereof, right power take-off shaft, reverse wheel, after gear transmission, export active force.
But, due to above-mentioned, using pressure gas as wind engine and self-propelled vehicle or a kind of emerging technology in active force source, be still necessary the wind engine of this invention and adopt the structure of the self-propelled vehicle of this wind engine further to improve.Particularly aspect reliability and tractive performance, all the more so.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of decompression accumulator unit, jet system and self-propelled vehicle that gas that pressurization-gas cascade discharges can reliable and stable work that make.
The technical solution adopted for the present invention to solve the technical problems is: a kind of decompression accumulator unit, comprise air container and heat exchange rig, described air container has for accepting the admission port of pressure gas and for exporting the air extractor duct of gas, and described heat exchange rig is for heating the gas of input air container.
Described decompression accumulator unit also comprises reducing valve, and pressure gas enters air container after reducing valve decompression.Described heat exchange rig comprises the first heat exchange unit, in described the first heat exchange unit, first medium is housed, and the gas in described first medium and air container carries out interchange of heat and this gas is heated.Described decompression accumulator unit comprises cooler and the first circulation pump, circulation cooling dispersing system in described the first heat exchange unit, cooler and the first circulation pump form, first medium circulates in the first heat exchange unit and cooler, cooler and ambient air interchange of heat.Described the first heat exchange unit has the first temperature conditioning chamber, and the first temperature conditioning chamber surrounds the surrounding of air container, and first medium is loaded between this first temperature conditioning chamber and air container, and the two ends of cooler all connect this first temperature conditioning chamber.
Described heat exchange rig also comprises the second heat exchange unit, admission port, the first heat exchange unit, the second heat exchange unit and air extractor duct distribute in turn, the second heat-exchange tube unit has the second temperature conditioning chamber, second medium and temperature booster, the second temperature conditioning chamber surrounds air container around, second medium is loaded between air container and the second temperature conditioning chamber, temperature booster is arranged in the second temperature conditioning chamber and to second medium heating, the air heat exchange in second medium and air container.Described the second temperature conditioning chamber is connected with radiator, and second medium circulates in the second temperature conditioning chamber and radiator, radiator and ambient air interchange of heat.
Described reducing valve comprises housing, spool, regulating block and elastic body, spool is placed in enclosure interior, housing has for guiding gas to enter the air guide port of enclosure interior and the air flue of connection enclosure interior and air container, spool has sealed end and adjustable side, elastic body is placed between regulating block and the adjustable side of spool, and regulating block and housing are fixed, and spool has primary importance and the second place, in primary importance, sealed end closed airway and the air guide port of spool; In the second place, the sealed end of spool leaves air flue and air guide port.
A kind of jet system, comprise pressurization-gas cascade, distributing box, air blast nozzle and decompression accumulator unit for store compressed gas, the output of described pressurization-gas cascade connects the admission port of decompression accumulator unit by the road, and the air extractor duct of described decompression accumulator unit connects air blast nozzle through distributing box.
A kind of motor vehicle refrigerating system, comprise air container, reducing valve, heat exchange rig, cooler and the first circulation pump, described air container is accepted through the post-decompression pressure gas of reducing valve, circulation cooling dispersing system in described the first heat exchange unit, cooler and the first circulation pump form, first medium circulates in the first heat exchange unit and cooler, cooler and ambient air interchange of heat.
, comprising housing, be installed in impeller body and jet system in housing, the output of described air blast nozzle is for spraying into pressure gas on the impeller body in described housing.
, comprising wheel, transmission system and compressed gas engine, described compressed gas engine, transmission system and wheel in turn power connect.
Beneficial effect of the present invention: applicant of the present invention is when moving test to the self-propelled vehicle of employing compressed gas engine, and discovery time one is long, often there will be the phenomenon of under power.After this situation of each appearance, applicant only stops test, the various piece of self-propelled vehicle is investigated, but still the place of can not pinpointing the problems, until once outer meaning finds that air blast nozzle condensation is icing, can not normally spray gas.By above-mentioned situation is analyzed, and then find when reducing valve is worked to be also easy to freeze.For this situation, by heat exchange rig is set, the gas in input air container is heated, eliminated icing phenomenon.And, by cooler is set, can also make ambient air cooling simultaneously, saved the energy.By temperature booster is initiatively set, can further improve pneumatically operated stability on the one hand, can solve again the problem that heats of self-propelled vehicle.
Accompanying drawing explanation
Fig. 1 is the structural representation of compressed air container, the jet system of self-propelled vehicle while being connected with compressed gas engine;
Fig. 2 is the barometric regulator of the self-propelled vehicle structural representation when off position;
Fig. 3 is the barometric regulator of the self-propelled vehicle structural representation when open position;
Fig. 4 is the section-drawing at A-A place in Fig. 3;
Fig. 5 is the structural representation sketch (two wheels are only shown) of self-propelled vehicle;
Fig. 6 is the schematic top plan view of self-propelled vehicle;
Fig. 7 is the windage driving engine that is assembled into one and the schematic top plan view of compressed gas engine;
Fig. 8 is that the windage driving engine that is assembled into one and the master of compressed gas engine look schematic diagram;
Fig. 9 is that the master of the compressor gas driving engine of self-propelled vehicle looks schematic diagram;
Figure 10 is the schematic top plan view of the compressed gas engine of self-propelled vehicle;
Figure 11,12 represent respectively windage driving engine and compressed gas engine also, the schematic diagram in when series connection;
Figure 13 is the constructional drawing of air blast nozzle;
Figure 14 is the birds-eye view of self-propelled vehicle the second embodiment;
Figure 15 is the birds-eye view of self-propelled vehicle the 3rd embodiment;
Figure 16 is the birds-eye view of self-propelled vehicle the 4th embodiment;
Figure 17 is the constructional drawing of the flow control valve of self-propelled vehicle the 5th embodiment while closing;
Figure 18 is the constructional drawing of the flow control valve of self-propelled vehicle the 5th embodiment while opening;
Figure 19 is the flow control valve of reflection self-propelled vehicle the 5th embodiment and the structural representation of pressurization-gas cascade, distributing box and transmission device annexation;
Figure 20 is the birds-eye view that adopts the self-propelled vehicle of another kind of windage driving engine;
Figure 21 to Figure 23 is respectively main cross-sectional schematic, side cross-sectional schematic and the birds-eye view of the windage driving engine in Figure 20.
The specific embodiment
As shown in Fig. 1 to 5, present embodiment self-propelled vehicle comprises jet system, compressed gas engine 4, windage driving engine 3,3 ', transmission system 11 and wheel 123.Jet system has air blast nozzle 61, compressed gas engine 4 has active force output shaft 120, the air blast nozzle 61 of jet system is jet to compressed gas engine 4 by gas ejector pipe 13, compressed gas engine 4 first compresses gas after expansion again, the active force output shaft 120 of drive compression gas blowing engine rotates, and active force output shaft 120 rotates by transmission system 11 band motor car wheels 123.Transmission system 11 can comprise change-speed box 112, universal driving device 113 and the drive axle 114 connecting in turn, is provided with and connects the first arrangement of clutch 56 between the active force output shaft 120 of compressed gas engine 4 and transmission system 11, and drive axle 114 connects wheel 123.
As shown in Figure 1 to Figure 4, jet system comprises pressurization-gas cascade 20, decompression accumulator unit, distributing box 30 and the air blast nozzle 61 of store compressed gas, the output of described pressurization-gas cascade 20 by the road 3 connect decompression accumulator unit admission port, the air extractor duct of described decompression accumulator unit connects air blast nozzle 61 through distributing box 30, distributing box 30 is for being divided into multipath gas ，Ge road gas by corresponding air blast nozzle 61 ejections by the gas of decompression accumulator unit output.Decompression accumulator unit comprises air container and heat exchange rig.Air container has the first air chamber 2, the first air chambers 2 and has the first admission port 21 and the first air extractor duct 22, the first admission ports 21 for supplied gas input, and the first air extractor duct 22 is for exporting gas.The two ends of pipeline 3 connect respectively the first admission port 21 of pressurization-gas cascade 20 and the first air chamber 2, and pipeline 3 can have one or more, and the sectional area of pipeline 3 is less than the sectional area of pressurization-gas cascade 20 and the sectional area of the first air chamber 2.Heat exchange rig comprises the first heat exchange unit 40, the first heat exchange unit 40 is loaded on the first air chamber 2, the first heat exchange unit 40 comprises the first temperature conditioning chamber 41 and first medium 42, the surrounding that this first temperature conditioning chamber 41 surrounds the first air chamber 2, first medium 42 packs between the first temperature conditioning chamber 41 and the first air chamber 2, this first medium 42 can be liquid (as water), can be also gas, or other can play the medium of heat exchange action.The temperature of first medium 42, higher than the temperature of the first air chamber 2 interior gases, makes the pressure gas in pressurization-gas cascade 20 be discharged into after the first air chamber 2 by pipeline 3, carries out interchange of heat with first medium 42, and the first air extractor duct 22 from the first air chamber 2 after being heated is exported.The first air chamber 2 can be made by the material with better heat conductivility, thereby gas and the first medium 42 be convenient in the first air chamber 2 carry out interchange of heat.The first temperature conditioning chamber 41 can be made by not heat conduction or the poor material of heat conductivility, makes heat be difficult for being dispersed in ambient air.
The first heat exchange unit 40 is connected with cooler 5, the two ends of cooler 5 are all connected with the first temperature conditioning chamber 41, form a refrigeration cycle, cooler 5 is provided with the first circulation pump 51 and controls the first circulation pump switch 52 of the first circulation pump 51 open and close.After 2 air heat exchange in the first air chamber, the temperature of the first medium 42 in the first temperature conditioning chamber 41 reduces, first medium 42 after this cooling circulates in cooler 5 and the first temperature conditioning chamber 41, refrigeration air conditioner makes ambient air circulation and carries out interchange of heat with cooler 5, can make ambient air cooling, reach the object of refrigeration.
The gas of pressurization-gas cascade 20 output is depressurized after the first heat exchange unit 40 heating of accumulator unit, then sprays by air blast nozzle 61, makes air blast nozzle 61 places can be even not icing because of the too low condensation of temperature; Meanwhile, by the first heat exchange unit 40 is connected with refrigeration air conditioner, the first medium 42 of usining after lowering the temperature, as circulation vector, reaches the object that makes ambient air cooling, has saved the energy.
As shown in Figures 3 to 5, jet system also can comprise reducing valve 6, and this reducing valve 6 is for remaining on setting air pressure by the air pressure in the first air chamber 2.Reducing valve 6 comprises housing 61, spool 62, elastic body 63, latch segment 64 and regulating block 65.Housing 61 is arranged on the first admission port 21 places of the first air chamber 2 by fastener 14, housing 61 parts are positioned at the first air chamber 2 inside, and housing 61 parts are stretched out outside the first air chamber 2.Housing 61 axially runs through, and it has the air guide port 611 that enters the first air chamber 2 for guiding gas in pipeline 3, and housing 61 also has the air flue 612 radially running through, and this air flue 612 is communicated with the first air chamber 2.Spool 62 is placed in housing 61 inside, and spool 62 is positioned at housing 61 two ends on axially and is respectively sealed end 621 and adjustable side 622, and sealing end 621 can seal air flue 612 and/or air guide port 611.Elastic body 63 can housing 61 axially on dilatation, the two ends of elastic body 63 compress respectively adjustable side 62 and the regulating block 65 of spool 62, regulating block 65 is threaded with housing 61, latch segment 64 is threaded with housing 61 and regulating block 65 is pressed on elastic body 63, and regulating block 65 and latch segment 64 have respectively axially run through first, two gas ports 651, 641, first, two gas ports 651, 641 are communicated with and that gas is imported to housing 61 is inner and act on the adjustable side 622 of spool 62, and the aperture of the first gas port 651 is less than the aperture of the second gas port 641.The sealed end 621 of spool is truncated cone-shaped, is fixed with and has elastomeric seal ring 623 on its contoured surface.On the contoured surface of the adjustable side of spool, be also fixed with elastic seal ring 623.On the cross section of vertical shell 61 axis, the sectional area of the sealed end 621 of spool is less than the sectional area of adjustable side 622.The pressure acting on sealed end 621 comprises that the pressure that acts on adjustable side 622 comprises the elastic force of air pressure and the elastic body 63 of the first air chamber 2 from the air pressure of the gas of pipeline 3 outputs.Elastic body is as spring, or other can housing 61 axially on the element of dilatation.
The principle of work of reducing valve is as follows: the air pressure in the first air chamber 2 is less than while setting air pressure, the pressure that acts on seal spool end 621 is greater than the pressure that acts on adjustable side 622, spool 62 is moved and depart from air guide port 611 and air flue 612, make the gas in pipeline 3 enter the first air chamber 2, until the pressure stability in the first air chamber 2 is being set air pressure; Air pressure in the first air chamber 2 is greater than while setting air pressure, spool 62 moves and blocks air guide port 611 and air flue 612, make the gas in pipeline 3 can not enter the first air chamber 2, in the process of air blast nozzle 61 ejection gases, air pressure in the first air chamber 2 reduces, when air pressure is when setting air pressure, the gas of pipeline 3 enters the first air chamber 2, again reaches balance.By this reducing valve is set, the air pressure of the accumulator unit output gas that makes to reduce pressure can be stabilized in setting air pressure.
By screwing or unscrew regulating block 65, predetermincd tension that can adjustable elastic body 63, thus can change the initial setting air pressure of reducing valve.
Decompression accumulator unit can also comprise the second air chamber 7 and the second heat exchange unit 8.On air flow line, before the first air chamber 2 is positioned at the second air chamber 7.The second air chamber 7 has the second admission port 71 and the second air extractor duct 72, the second admission ports 71 are connected with the first air extractor duct 22 of the first air chamber 2.The second heat exchange unit 8 comprises the second temperature conditioning chamber 81, second medium 82 and temperature booster 83, the surrounding that the second temperature conditioning chamber 81 surrounds the second air chamber 7, second medium 82 packs between the second temperature conditioning chamber 81 and the second air chamber 7, and second medium 82 is as liquid or gas.Temperature booster 83 is for second medium 82 is heated, and this temperature booster 83 is as solar heater, electric heater or microwave applicator, or other can be for the temperature booster of dielectric heating; Temperature booster can have one or more, and the kind of temperature booster also can have one or more.The second temperature conditioning chamber 81 is connected with the radiator 9 of heating air conditioner, forms and heats circulation loop.Radiator 9 is provided with the second circulation pump 901 and controls the second circulation pump switch 902 of the second circulation pump 901 open and close.Second medium 82 after heating is in the second temperature conditioning chamber 81 and the interior circulation of radiator 9, and heating air conditioner makes ambient air circulation and carries out interchange of heat with radiator 9, can make ambient air heat up, and reaches the object heating.By this second heat exchange unit 8, can on the basis of the first heat exchange unit 40 heating, to gas, further heat, make the air blast nozzle of jet system more be difficult for condensation even icing.The second admission port 71 of the second air chamber 7 also can arrange reducing valve 6.
In addition, the first temperature conditioning chamber 41 is connected and is formed circulation loop by pipeline with the second temperature conditioning chamber 81, and this circulation loop is provided with the 3rd circulation pump 903 and controls the 3rd circulation pump switch 904 of the 3rd circulation pump 903 open and close.
Heat exchange rig can only comprise and utilize interchange of heat to realize the first heat exchange unit to the gas-heated in air container, and the quantity of this first heat exchange unit can have one or more; Heat exchange rig also can only comprise second heat exchange unit with temperature booster, and the quantity of this second heat exchange unit can have one or more; Heat exchange rig also can comprise first and second heat exchange unit simultaneously.When adopting the first heat exchange unit, not only can heat gas, and can, using cooled first medium as medium, play the object that makes cooling in self-propelled vehicle.When adopting the second heat exchange unit, the second medium after heating, as medium, plays the object that makes intensification in self-propelled vehicle.
As shown in Figure 6 to 8, windage driving engine has and is two that symmetrical structure is arranged, is respectively the first windage driving engine 3 and the second windage driving engine 3 '.The first windage driving engine comprises the first casing 117, the first blade wheel chamber 43, the first impeller 44 and the first paddle shaft 45, the first blade wheel chamber 43 is crossed by the first casing 117, the first impeller 44 has a plurality of, each first impeller 44 is fixed on the first paddle shaft 45 and is positioned at the first blade wheel chamber 43 inside, and the first casing 117 is provided with the first ventilation inlet 1 of the place ahead resistance fluid when receiving motor-driven vehicle going, this first ventilation inlet 1 has ventilation inlet collar extension and ventilation inlet internal orifice, and the bore of ventilation inlet collar extension is greater than the bore of ventilation inlet internal orifice.The first ventilation inlet 1 is communicated with the first blade wheel chamber 43, by the first ventilation inlet 1, resistance fluid is imported to the first blade wheel chamber 43 inside, promotes the first impeller 44 and the first paddle shaft 45 rotations, by the first paddle shaft 45 output auxiliary powers.The second windage driving engine 3 ' has the second casing 117 ', the second blade wheel chamber 43 ', the second impeller 44 ', the second paddle shaft 45 ' and for receiving the second ventilation inlet 1 ' of resistance fluid.The first blade wheel chamber 43 and the second blade wheel chamber 43 ' independently arrange and are not communicated with mutually.The first paddle shaft 45 and switched in opposite parallel with the second paddle shaft 45 ', is fixed with on the first paddle shaft 45 on the first transmission gear 46, the second paddle shafts 45 ' and is fixed with the second transmission gear 118.Self-propelled vehicle also comprises the first reversing arrangement, the second reversing arrangement and auxiliary power output shaft.The first reversing arrangement comprises reversing gear 119 and belt conveyor 47, the second reversing arrangement comprises and being meshed and the first drive bevel gear 49 and the second drive bevel gear 50 that axis is vertical, reversing gear 119 is parallel with the first transmission gear 46 engagements and axis, belt conveyor 47 is on the first drive bevel gear 49, the second transmission gear 118 and the reversing gear 119 of distribution triangular in shape, and the first drive bevel gear 49 is fixed on auxiliary power output shaft 130.The power of the first paddle shaft 45 and the second paddle shaft 45 ' output is transformed on auxiliary power output shaft 130 through the first reversing arrangement, and the power of these auxiliary power output shaft 130 outputs is transformed into the transmission system 11 of self-propelled vehicle through the second reversing arrangement.Windage driving engine can have two, also can have one or more.A plurality of impellers that are fixed on paddle shaft are housed in the blade wheel chamber of windage driving engine, and resistance fluid driven impeller and paddle shaft rotate.
The power of windage engine impeller axle output direct transmission system of driving machine motor-car after reversing arrangement commutation, as shown in figure 11; Also the mode that can connect by the active force output shaft with compressed gas engine after reversing arrangement commutation is carried out the transmission system of driving machine motor-car, as shown in figure 12.
As shown in Figure 6 to 8, compressed gas engine 4 independently arranges with first and second windage driving engine 3,3 ' and is positioned at first and second windage driving engine 3,3 ' rear.Compressed gas engine 4 has active force output shaft 120, the second drive bevel gear 50 is fixed on the end of this active force output shaft 120, and first and second drive bevel gear 49,50 by mutual Vertical Meshing plays will first and second windage driving engine 3, output to the object of compressed gas engine active force output shaft 120 after the vertical commutation of power of 3 ' output.
Self-propelled vehicle is provided with the first arrangement of clutch 160, and the power of first and second windage driving engine 3,3 ' output outputs on auxiliary power output shaft 130, as shown in Figure 8 by this first arrangement of clutch 160.At the start-up period of self-propelled vehicle, windage driving engine does not have power output, and the first arrangement of clutch 160 separation make the auxiliary power output shaft 130 can be along with active force output shaft 120 rotates, thereby have alleviated the starting load of self-propelled vehicle; Self-propelled vehicle is in normal travel phase, and the first arrangement of clutch 160 engages, the transmission system 11 of the power of auxiliary power output shaft 130 outputs driving machine motor-car together with the power of active force output shaft 120 outputs.This first arrangement of clutch 160 as existing free-wheel clutch, overriding clutch etc., certainly, also can have for other arrangement of clutch of separated and engagement state.
As shown in Fig. 6 to Figure 10, compressed gas engine 4 also has housing and is placed in a circular impeller body 74 of this enclosure interior.Housing comprises annular side shell 72, upper cover plate 73 and lower cover 73 ', upper cover plate 73 and lower cover 73 ' are separately fixed at upper end open and the lower ending opening of annular side shell 72, make to form between this side shell 72, upper cover plate 73 and lower cover 73 ' the impeller body chamber 68 of a sealing, impeller body 74 is positioned at middle part inner and this impeller body 74, this impeller body chamber 68 and is solidly set on active force output shaft 120.By forming the axis well-distributed one circle epitrochoidal chamber 69 around active force output shaft 120 at impeller body 74 and the periphery fluting of side shell 72 inside face laminatings.On the cross section of vertical active force output shaft 120 axis, epitrochoidal chamber 69 is the triangular shape that is joined end to end and formed by three curves.Epitrochoidal chamber 69 can have a circle, also can have multi-turn.Epitrochoidal chamber can be the groove structure running through on impeller body is axial, this epitrochoidal chamber of inner surfaces enclose of the inside face of upper cover plate, the inside face of lower cover and side shell; Epitrochoidal chamber also can be for being located at the non-groove structure at impeller body periphery middle part, this epitrochoidal chamber of the inner surfaces enclose of side shell; Certainly, can be also the inside face of upper cover plate, this epitrochoidal chamber of inner surfaces enclose of side shell, or the inner surfaces enclose epitrochoidal chamber of the inside face of lower cover, side shell, epitrochoidal chamber is by the inner surfaces enclose of housing.
The inside face of side shell 72 is also provided with a plurality of entrances 67 and a plurality of ejiction opening 64, and entrance 67 and ejiction opening 64 distribute alternately.The inside of side shell 72 is also provided with annular one-level silencer champer 63, and the outside face of side shell 72 is provided with a plurality of one-level exhausr ports 65, the corresponding one-level exhausr port 65 of each ejiction opening 64, and ejiction opening 64 is communicated with one-level exhausr port 65 by one-level silencer champer 63.Entrance 67 is not all communicated with ejiction opening 64, one-level exhausr port 65, one-level silencer champer 63.Ejiction opening 64 and corresponding one-level exhausr port 65 angle that staggers on the circumference centered by active force output shaft 120 axis.On side shell 72, the position of corresponding each entrance 67 is all fixed with air blast nozzle pedestal 71, and each air blast nozzle pedestal 71 is fixed with 61, two air blast nozzles 61 of two air blast nozzles and all stretches into this entrance 67.Each air blast nozzle 61 connects a gas ejector pipe 54, and the axis of two air blast nozzles 61 on each entrance 67 has one for the angle of acute angle.The pressure gas of pressurization-gas cascade 20 is transported in epitrochoidal chamber 69 by gas ejector pipe 54, air blast nozzle 61, for each epitrochoidal chamber 69, the gas push impeller body 74 that air blast nozzle 61 sprays into rotates and is interior compressed temporary at epitrochoidal chamber 69, when moving to ejiction opening 64, after the interior temporary expansion of compressed gas of epitrochoidal chamber 69, from ejiction opening 64 ejection at a high speed, antagonistic force during ejection again promotes impeller body 74 and rotates.When impeller body 74 rotates, drive active force output shaft 120 to rotate, and then the transmission system 11 of driving machine motor-car.
For each epitrochoidal chamber 69, the gas spraying into from reception air blast nozzle 61, to from ejiction opening 64 ejection gases, has a time difference, within this time difference, gas is interior compressed temporary at epitrochoidal chamber 69, and the antagonistic force while making to spray is larger, can provide larger power to self-propelled vehicle.Because epitrochoidal chamber 69 is sealed by shell inner surface, so it is temporary in the interior compression of epitrochoidal chamber 69 to be also convenient to pressure gas.In addition, in order to prevent pressure gas condensation when being input to compressed gas engine, on air blast nozzle pedestal 71, can be provided with for the primary heater 77 to air blast nozzle 61 heating, primary heater 77 can be heating wire, and this heating wire embeds in air blast nozzle pedestal 71; As shown in figure 18, air blast nozzle 61 comprises valve main body 613, and air blast nozzle main body 613 has the cavity 614 running through in the axial direction, is provided with secondary heater 615 in air blast nozzle main body 613, secondary heater 615 is heating wire, and described heating wire winding is in described air blast nozzle main body.In air blast nozzle main body, be also provided with thermal insulation layer 616, described secondary heater 615 is between thermal insulation layer 616 and air blast nozzle main body 613.First and second temperature booster can be selected from: electric heater, microwave applicator, solar heater.
Self-propelled vehicle also comprises that the first electrical motor 53, the first electrical motors 53 are connected with active force output shaft 120 power of compressed gas engine 4 by belt gear 51, and belt gear 51 comprises belt pulley 511 and around the belt 512 on belt pulley 511.
As shown in Figure 6 to 8, self-propelled vehicle also comprises pressure gas recycling system, and this pressure gas recycling system is for being communicated with the blade wheel chamber 43,43 ' of one-level exhausr port 65 and the windage driving engine of compressed gas engine.Pressure gas recycling system comprises one-level freeing pipe 57, secondary silencer champer 59 and secondary freeing pipe 58.The entrance of one-level freeing pipe 57 and one-level exhausr port 65 corresponding connection one by one, the outlet of one-level freeing pipe 57 is pooled to secondary silencer champer 59, secondary silencer champer 59 is communicated with the entrance of secondary freeing pipe 58, and the outlet of secondary freeing pipe 58 is all communicated with the first blade wheel chamber 43 and the second blade wheel chamber 43 '.From the ejiction opening 64 of the compressed gas engine gas of ejection at a high speed, after one-level silencer champer 63, one-level exhausr port 65, enter one-level freeing pipe 57 in turn, after 59 noise reductions of secondary silencer champer, enter secondary freeing pipe 58, finally enter again first and second blade wheel chamber 43,43 ' and drive first and second wheel rotation, the recycling of realization to pressure gas, thereby can save the energy by actv., and can further improve the propulsive effort to self-propelled vehicle.
As shown in figure 14, it is the second embodiment of self-propelled vehicle of the present invention, and the key distinction of this embodiment and the first embodiment is: first and second windage driving engine 3,3 ' is horizontal installation, and the equal level of first and second paddle shaft 45,45 ' is installed.First and second paddle shaft 45,45 ' is vertical with active force output shaft 120.And in the first embodiment, first and second windage driving engine 3,3 ' is vertical installation, first and second paddle shaft 45,45 ' is vertically installed, as shown in Figure 8.For the second embodiment, although the power of first and second paddle shaft output of first and second windage driving engine is through converting coaxial output to after commutation for the first time, but because the rotation direction that the rotation direction of this coaxial output is required with transmission system is mutually vertical, can not directly export to transmission system, also must the power conversion of first and second windage driving engine output could be become in the rotation direction consistent with transmission system by the second reversing arrangement.
As shown in figure 15, it is for the third embodiment of self-propelled vehicle of the present invention, the key distinction of this embodiment and the first embodiment is: between the auxiliary power output shaft 130 that first and second windage driving engine 3,3 ' is shared and the active force output shaft 120 of compressed gas engine 4, be provided with the second arrangement of clutch 111, can realize windage driving engine be connected or disconnect with compressed gas engine power by this second arrangement of clutch 111.The windage driving engine of this embodiment is also horizontal installation.
As shown in Figure 16 to Figure 19, between the distributing box 30 of self-propelled vehicle and pressurization-gas cascade 20, be also provided with reducing valve, this reducing valve comprises the first control cock 300 and the second control cock 40.The first control cock 300 comprises the first valve seat 301, the first valve plug 302 and springing 303, the first valve seat 301 has cavity 304, the first valve plug 302 is placed in this cavity 304 and with this first valve seat 301 and seals bearing fits, and the first valve plug 302 is divided into the first chamber 305 and the second chamber 306 by this cavity 304.The first pressure regulating valve also comprises the first gas pipe line 307, the second gas pipe line 308, the 3rd gas pipe line 309 and the 4th gas pipe line 310, the first gas pipe line 307 is for accepting the pressure gas of pressurization-gas cascade 20 outputs, one end of the second gas pipe line 308 is communicated with the first gas pipe line 307, the other end of the second gas pipe line 308 is communicated with the second chamber 306, one end of the 3rd gas pipe line 309 is communicated with the second chamber 306, the other end of the 3rd gas pipe line 309 is communicated with the first chamber 305, the first chamber 305 is connected with distributing box 30 by the 4th gas pipe line 310.The diameter of the first gas pipe line 307 is greater than the diameter of the second gas pipe line 308 and the diameter of the 3rd gas pipe line 309, and the diameter of the second gas pipe line 308 is less than the diameter of the 3rd gas pipe line 309.Relative the first valve seat 301 of the first valve plug 302 has detent position and open position, and when detent position, the first valve plug 302 is blocked the intersection of the first gas pipe line 307 and the first chamber 305, and the first gas pipe line 307 and the first chamber 305 are not communicated with mutually; When open position, the first valve plug 302 leaves the intersection of the first gas pipe line 307 and the first chamber 305, and the first gas pipe line 307 and the first chamber 305 are communicated with.
The first valve plug 302 comprises the columnar body portion 311 that diameter is larger and the closure 312 that diameter is less and head is needle-like, this main part 311 and the first valve seat 301 bearing fits, and cover has the first elastic seal ring 316 in the peripheral wall surfaces of this main part, by being sealed and matched of these first seal ring, 316 realizations and the first valve seat 301.This main part 311 has the inner chamber 317 axially running through, and this closure 312 is placed in this inner chamber 317 this main part 311 traveling priorities relatively.Springing 303 comprises the first elastic body 313 and the second elastic body 314, the two ends of the first elastic body 313 prop up respectively closure 312 and locating piece 315, the two ends of the second elastic body 314 are fixing with bottom 301a and the locating piece 315 of the first valve seat 301 respectively, and this locating piece 315 is fixed on this inner chamber 317 by screw thread fit.On the end face of main part, be fixed with the second seal ring 318.
The second control cock 40 is arranged on the 3rd gas pipe line 309, and it is for controlling the uninterrupted of the 3rd gas pipe line 309.The second control cock 40 comprises the second valve seat 401 of hollow and is placed in inner and the second valve plug 402 of these the second valve seat 401 traveling priorities relatively of this second valve seat 401, the second valve plug 402 and the second valve seat 401 screws thread fit, and the second valve seat 401 is connected with the mouth of transmission device 500, the input termination master cock 7 of transmission device 500.Transmission device 500 comprises the first transmission device 501 and the second transmission device 502 that power connects, the second transmission device is belt gear, it comprises driving pulley 503 and the less driven pulley 504 of diameter that diameter is larger, and belt 505 is on this driving pulley 503 and driven pulley 504.During operation control switch 7, the first transmission device 501 motions, and drive driving pulley 503 to rotate, and then drive driven pulley 504 to rotate by belt 505, driven pulley 504 drives the second valve plug 402 to rotate, make relative the second valve seat 401 of the second valve plug 402 screw or unscrew, realize the adjusting to the 3rd gas pipe line uninterrupted.
When pressure gas does not enter reducing valve, under the resilient force of first and second elastic body 313,314, the head of closure 312 is blocked the intersection of the first gas pipe line 307 and the first chamber 305, and now, the top 301b of the second seal ring 318 and the first valve seat 301 has gap; When pressure gas enters this reducing valve, pressure gas passes through the first gas pipe line 307, the second gas pipe line 308 to the interior inflation of the second chamber 306, in gas replenishment process, as master cock 7 is not opened, the air pressure in the second chamber 306 promotes the first valve plug 302 and moves to top 301b, make closure head steady block this intersection, until the second seal ring 318 props up this top 301b; When opening master cock 7, the second valve plug 402 unscrews, make the 3rd gas pipe line 309 in conducting state, gas in the second chamber 306 outputs to the first chamber 305 by the 3rd gas pipe line 309, air pressure in the second chamber 306 declines, the air pressure of pressure gas makes the closure of the first valve plug depart from this intersection, make pressure gas enter distributing box 30 through the first chamber, the 4th gas pipe line, at pressure gas, by the first chamber, enter in the process of the 4th gas pipe line, the first valve plug integral body moves to the bottom 301a of the first valve seat.When pressurization-gas cascade stops air feed, under first and second elastomeric application force, the first valve plug is blocked the intersection of the first gas pipe line and the first chamber again.First and second elastic body is as spring that can be flexible, or the element that other can be flexible, as resilient sleeve etc.
By reducing valve is set, the gas that can output to distributing box to pressurization-gas cascade carries out accurate break-make control.By the first elastic body 313, can play the effect of buffering, the main part 311 that prevents the first valve plug directly with the first valve seat 301 rigid shocks.Because the diameter of the second gas pipe line is less than the diameter of the 3rd gas pipe line, so can realize, the gas circuit of whole flow control valve is controlled.Because the diameter of the 3rd gas pipe line is less than the diameter of the first gas pipe line and the first chamber, can play the effect of Flow amplification, improved the precision of controlling.
When distributing box has two, the reducing valve described in corresponding two of two distributing boxs, controls this two reducing valves by same master cock, and now, the second transmission device comprises two driven pulleys, and two driven pulleys drive respectively the second valve plug of two reducing valves.
In addition, this reducing valve can integral body be placed in heat exchange medium 600, and the gas in this heat exchange medium and reducing valve carries out interchange of heat, exports after this gas is heated by distributing box again.Heat exchange medium 600 is as the circulatory mediator of the cooler 5 of refrigeration air conditioner, with reducing valve in air heat exchange after, heat exchange medium is cooled, cooled heat exchange medium circulates in cooler, plays the object that makes ambient air cooling.This heat exchange medium is as the refrigerant fluid of anticorrosion, not volatile and good cooling results.
As shown in Figure 20 to Figure 23, the another kind of embodiment of the windage driving engine that it is self-propelled vehicle.Windage driving engine 3 comprises casing 801, blade wheel chamber 802, auxiliary power output shaft 130 and organizes impeller 804 more, blade wheel chamber 802 is crossed by casing 801, every group of impeller 804 all has at least a plurality of impellers, each impeller is all fixed on this auxiliary power output shaft 130 and each impeller is in staggered distribution, this blade wheel chamber 802 has the ventilation inlet 805 of the place ahead resistance fluid when accepting motor-driven vehicle going, and this ventilation inlet 805 is the exit skirt that outer imperial palace is little.Each is organized impeller 804 and is all positioned at this ventilation inlet 805, and the diameter of respectively organizing impeller ecto-entad reduces successively.Active force output shaft 120 coaxial lines of auxiliary power output shaft 130 and compressed gas engine 4, and between this active force output shaft 120 and auxiliary power output shaft 130, be provided with the 3rd arrangement of clutch 150.In addition, this blade wheel chamber has a first row gas port 806 and symmetrically arranged two second row gas ports 807, first row gas port 806 is opened the rear that is positioned at impeller 804 at the sidepiece of casing 801, ventilation inlet 805 and auxiliary power output shaft 130 coaxial lines, the axis of the axis of this first row gas port 806 and auxiliary power output shaft 130 has angle; Second row gas port 807 is opened in the end of casing 801 and is positioned at the rear of impeller 804, and the axis of the axis of this second row gas port 807 and auxiliary power output shaft 130 has angle.The structure of compressed gas engine is as aforementioned.
During starting, the 3rd arrangement of clutch 150 separation, active force output shaft 120 and auxiliary power output shaft 130 disconnects, the transmission system of compressed gas engine 4 direct-drive self-propelled vehiclees and do not need to drive the wheel rotation of windage driving engine 3, the load while effectively reducing starting.When motoring condition, the 3rd arrangement of clutch engages, active force output shaft 120 is connected with auxiliary power output shaft 130 power, resistance fluid promotes respectively to organize wheel rotation, impeller drives auxiliary power output shaft 130 to rotate, and the power of auxiliary power output shaft 130 is delivered to the transmission system of self-propelled vehicle by active force output shaft 120.
Due to auxiliary power output shaft 120 and active force output shaft 130 coaxial lines, do not need, by exporting again after the power commutation of auxiliary power output shaft, to simplify the structure, shortened power transmission circuit, saved energy consumption.Owing to adopting many group impellers 804, actv. utilizes the resistance fluid in self-propelled vehicle the place ahead more.
A kind of compressed gas supply system, comprise pressurization-gas cascade, reducing valve, heat exchange rig and delivery conduit, the output of described pressurization-gas cascade connects reducing valve by the road, and after reducing valve decompression, the working gas of output connects delivery conduit, and described heat exchange rig is for heating reducing valve.Heat exchange rig comprises the container that refrigerant fluid is housed, and described reducing valve is placed in described refrigerant fluid.Compressed gas supply system comprises cooler and the first circulation pump, and described container, cooler and the first circulation pump are interconnected, and take refrigerant fluid as medium formation circulation cooling dispersing system, by cooler and ambient air interchange of heat.Described heat exchange rig comprises heating arrangement, and described heating arrangement is for heating described delivery conduit.Compressed gas supply system comprises radiator and the second circulation pump, and described temperature booster, cooler and the second circulation pump formation cycle cooling system that is interconnected, by radiator and ambient air interchange of heat.A kind of compressed gas motor vehicle refrigerating system, comprise pressurization-gas cascade, reducing valve, the container of refrigerant fluid is housed, the output of described pressurization-gas cascade connects reducing valve by the road, after reducing valve decompression, the working gas of output connects delivery conduit, described reducing valve is placed in described refrigerant fluid, described container, cooler and the first circulation pump are interconnected and take refrigerant fluid as medium formation circulation cooling dispersing system, by cooler and ambient air interchange of heat.The reducing valve of described reducing valve as shown in Fig. 2 to Fig. 4, Figure 17, Figure 18, or other can be to the reducing valve of exporting after the gas decompression of pressurization-gas cascade output.
Above content is in conjunction with concrete preferred implementation further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.
Claims (7)
1. a compressed gas supply system, it is characterized in that: comprise pressurization-gas cascade, reducing valve, heat exchange rig and delivery conduit, the output of described pressurization-gas cascade connects reducing valve by the road, after reducing valve decompression, the working gas of output connects delivery conduit, and described heat exchange rig is for heating reducing valve, described reducing valve comprises the first control cock and the second control cock, the first control cock comprises first valve seat with cavity, the first valve plug and the first elastic body, the first gas pipe line, the second gas pipe line and the 3rd gas pipe line, the first valve plug is placed in this cavity and this cavity is divided into the first chamber and the second chamber, one end of the second gas pipe line is communicated with the first gas pipe line, the other end of the second gas pipe line is communicated with the second chamber, one end of the 3rd gas pipe line is communicated with the second chamber, the other end of the 3rd gas pipe line is communicated with the first chamber, the first chamber is for being communicated with distributing box by the 4th gas pipe line, the first elastic body is placed in the second chamber, first elastomeric one end is fixed on the first valve seat, the first elastomeric other end and the first valve plug are fixed, the first gas pipe line and the first chamber have intersection, the first valve plug has the first state of blocking this intersection and the second state that leaves this intersection, the second control cock is located on the 3rd gas pipe line, the second control cock is provided with the second valve seat and the second valve plug controlled and that can move relative to the second valve seat, the second valve plug has on motion track makes the 3rd the gas pipe line position disconnecting and the position that makes the 3rd gas pipe line conducting.
2. compressed gas supply system according to claim 1, is characterized in that: described heat exchange rig comprises the container that refrigerant fluid is housed, and described reducing valve is placed in described refrigerant fluid.
3. compressed gas supply system according to claim 2, it is characterized in that: comprise cooler and the first circulation pump, described container, cooler and the first circulation pump are interconnected, and take refrigerant fluid as medium formation circulation cooling dispersing system, by cooler and ambient air interchange of heat.
4. according to the compressed gas supply system described in claim 1-3 any one, it is characterized in that: described heat exchange rig comprises heating arrangement, described heating arrangement is for heating described delivery conduit.
5. compressed gas supply system according to claim 4, is characterized in that: described heating arrangement is selected from: solar heater, electric heater, microwave applicator.
6. compressed gas supply system according to claim 5, is characterized in that: comprise radiator and the second circulation pump, described temperature booster, cooler and the second circulation pump formation cycle cooling system that is interconnected, by radiator and ambient air interchange of heat.
7. a compressed gas motor vehicle refrigerating system, comprise pressurization-gas cascade, reducing valve, the container of refrigerant fluid is housed, the output of described pressurization-gas cascade connects reducing valve by the road, after reducing valve decompression, the working gas of output connects delivery conduit, described reducing valve is placed in described refrigerant fluid, described container, cooler and the first circulation pump are interconnected and take refrigerant fluid as medium formation circulation cooling dispersing system, by cooler and ambient air interchange of heat, described reducing valve comprises the first control cock and the second control cock, the first control cock comprises first valve seat with cavity, the first valve plug and the first elastic body, the first gas pipe line, the second gas pipe line and the 3rd gas pipe line, the first valve plug is placed in this cavity and this cavity is divided into the first chamber and the second chamber, one end of the second gas pipe line is communicated with the first gas pipe line, the other end of the second gas pipe line is communicated with the second chamber, one end of the 3rd gas pipe line is communicated with the second chamber, the other end of the 3rd gas pipe line is communicated with the first chamber, the first chamber is for being communicated with distributing box by the 4th gas pipe line, the first elastic body is placed in the second chamber, first elastomeric one end is fixed on the first valve seat, the first elastomeric other end and the first valve plug are fixed, the first gas pipe line and the first chamber have intersection, the first valve plug has the first state of blocking this intersection and the second state that leaves this intersection, the second control cock is located on the 3rd gas pipe line, the second control cock is provided with the second valve seat and the second valve plug controlled and that can move relative to the second valve seat, the second valve plug has on motion track makes the 3rd the gas pipe line position disconnecting and the position that makes the 3rd gas pipe line conducting.
Priority Applications (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910107195.9A CN101875300B (en) | 2009-05-01 | 2009-05-01 | Compressed gas supply system and compressed gas motor vehicle refrigerating system |
| CA2760582A CA2760582A1 (en) | 2009-05-01 | 2010-05-03 | Pressure-reducing gas storage device, gas injection system and automobile |
| SG2011080371A SG175851A1 (en) | 2009-05-01 | 2010-05-03 | Pressure reducing gas storage device, air-jet system, and motor vehicle |
| PCT/CN2010/072399 WO2010124658A1 (en) | 2009-05-01 | 2010-05-03 | Pressure-reducing gas storage devic, gas injection system and automobile |
| JP2012507597A JP5511943B2 (en) | 2009-05-01 | 2010-05-03 | Gas decompression storage device, fumarole system, and power drive vehicle |
| BRPI1009927A BRPI1009927A2 (en) | 2009-05-01 | 2010-05-03 | pressure reducing device for gas storage, air jet system and motor vehicle |
| EP10769347A EP2426393A1 (en) | 2009-05-01 | 2010-05-03 | Pressure-reducing gas storage devic, gas injection system and automobile |
| IL215995A IL215995A0 (en) | 2009-05-01 | 2011-10-27 | Pressure reducing gas storage device, air-jet system, and motor vehicle |
| US13/285,513 US8534059B2 (en) | 2009-05-01 | 2011-10-31 | Pressure reducing gas storage device, air-jet system, and motor vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910107195.9A CN101875300B (en) | 2009-05-01 | 2009-05-01 | Compressed gas supply system and compressed gas motor vehicle refrigerating system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101875300A CN101875300A (en) | 2010-11-03 |
| CN101875300B true CN101875300B (en) | 2014-01-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN200910107195.9A Expired - Fee Related CN101875300B (en) | 2009-05-01 | 2009-05-01 | Compressed gas supply system and compressed gas motor vehicle refrigerating system |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101876388B (en) * | 2009-05-01 | 2014-05-07 | 丛洋 | Pressure-reducing valve, compressed gas supply system and cooling system |
| DE102013001676A1 (en) * | 2012-11-02 | 2014-05-08 | Linde Aktiengesellschaft | Method and refueling device for refueling a storage container with a pressurized gaseous medium |
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| CN86207843U (en) * | 1986-10-11 | 1987-09-02 | 机械工业部第七设计研究院 | Gasfilling and recollecting apparatus |
| FR2686679A1 (en) * | 1992-01-28 | 1993-07-30 | Reglage Thermique Ste Alsacien | Safety device protecting against excess pressures of a fluid confined in an enclosure |
| CN1236075A (en) * | 1999-06-08 | 1999-11-24 | 天津大学 | Natural gas storage tank with adsorption matter and injection technology |
| EP1267432A2 (en) * | 2001-06-15 | 2002-12-18 | Chart, Inc. | Fuel cell refueling station and system |
| WO2008022556A1 (en) * | 2006-08-16 | 2008-02-28 | Yang Cong | A combined wind and gas engine |
| CN201461001U (en) * | 2009-05-07 | 2010-05-12 | 丛洋 | Compressed gas supply system and compressed gas motor vehicle refrigeration system |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86207843U (en) * | 1986-10-11 | 1987-09-02 | 机械工业部第七设计研究院 | Gasfilling and recollecting apparatus |
| FR2686679A1 (en) * | 1992-01-28 | 1993-07-30 | Reglage Thermique Ste Alsacien | Safety device protecting against excess pressures of a fluid confined in an enclosure |
| CN1236075A (en) * | 1999-06-08 | 1999-11-24 | 天津大学 | Natural gas storage tank with adsorption matter and injection technology |
| EP1267432A2 (en) * | 2001-06-15 | 2002-12-18 | Chart, Inc. | Fuel cell refueling station and system |
| WO2008022556A1 (en) * | 2006-08-16 | 2008-02-28 | Yang Cong | A combined wind and gas engine |
| CN201461001U (en) * | 2009-05-07 | 2010-05-12 | 丛洋 | Compressed gas supply system and compressed gas motor vehicle refrigeration system |
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| CN101875300A (en) | 2010-11-03 |
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