CN1279343A - Air supply method and unit for engine - Google Patents
Air supply method and unit for engine Download PDFInfo
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- CN1279343A CN1279343A CN99106566A CN99106566A CN1279343A CN 1279343 A CN1279343 A CN 1279343A CN 99106566 A CN99106566 A CN 99106566A CN 99106566 A CN99106566 A CN 99106566A CN 1279343 A CN1279343 A CN 1279343A
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Abstract
An air supply method for engine features that part of waste gas is mixed with pure oxygen obtained by gasifying liquid oxygen and then introducted to engine and rest of waste gas is compressed by CO2 compressor, liquefied and stored. Its equipment is composed of air inlet and outlet, liquefied oxygen container, gasifier, CO2 compressor, liquified CO2 storage, control valves and speed reducter. It can obviously decrease harmful gas in waste gas.
Description
The invention belongs to motor air supply method and air feeder thereof.
Existing motor, no matter be that internal-combustion engine or gas turbine air feeder all are air-strainer, existing motor air supply method is by air-strainer the firing chamber of the air input motor of elimination dust to be used for motor, owing to there is not nitrogen useless in the elimination air to motor, nitrogen with about 4/5ths not only can not combustion-supportingly also be taken away a large amount of heats, has influence on the combustion efficiency of motor.Adopt the motor of said method, air is discharged CH, NO after air-strainer enters the combustion-supporting oil firing of engine chamber
x, CO is main harmful gas, takes in the air, not only causes environmental pollution but also limited the raising of engine efficiency, exhaust gas discharged can not reclaim, and is unsuitable for using under water, as using at submarine.
The purpose of this invention is to provide and a kind ofly reduce harmful gas in the engine exhaust and reduce the engine exhaust emission amount and the motor air supply method and the air feeder thereof of gas sampling.
Motor air supply method of the present invention is that the purity oxygen after the waste gas shunting part that motor is discharged is gasified with liquid oxygen is mixed into mixed gas, with the suction port input motor of mixed gas from motor, divide a part to mix again the waste gas after the work done and import motor again with purity oxygen, this Chinese catalpa periodic duty, remaining waste gas are that carbon dioxide compresses and liquefies back liquid carbon dioxide storage tank storage with carbon-dioxide gas compressor.Carbon dioxide after the storage uses it for anything else.Conveying and liquefaction for the ease of waste gas will be cooled off with cooler from the waste gas that motor is discharged.Carbon-dioxide gas compressor is directly driven by motor or is driven by the exhaust gas-driven turbine that motor is discharged.
For ease of engine start, when engine start, with the suction port input motor work done of the purity oxygen after the liquid oxygen gasification from motor, a part of waste gas and purity oxygen that the compression and combustion expansion working is produced are mixed into mixed gas, all the other waste gas compress and liquefy the back with carbon-dioxide gas compressor and store, mixed gas from the suction port input motor of motor again work done enter periodic duty.
For the ease of mixing of purity oxygen and waste gas, liquid oxygen gasification back input oxygen container is earlier mixed with waste gas by oxygen container output back again, and all the other waste gas mainly are CO
2The input CO 2 vessels is with the CO in the CO 2 vessels
2The input carbon-dioxide gas compressor compresses and liquefies.
Above-mentioned motor air supply method is characterized in that: said part waste gas is to mix in the ratio of flow with purity oxygen, and the ratio of purity oxygen and waste gas is 1: 3 to 1: 4.
Above-mentioned motor air supply method is characterized in that: the ratio of oxygen and waste gas is controlled by four-way valve in the said mixed gas.
Motor air feeder of the present invention comprises suction tude interface, exhaust port, it is characterized in that: the valve that liquid oxygen container, vaporizer, retarder, carbon-dioxide gas compressor, liquid carbon dioxide storage tank and control gaseous flow are being set, one end of suction tude interface connects with the valve of two control gaseous flows, another mouthful of the valve of one of them control gaseous flow connects logical with the outlet of vaporizer, the import of vaporizer connects logical with the outlet of liquid oxygen container; Another mouth of the valve of another control gaseous flow is divided into two mouths of pipe, and wherein a mouth of pipe connects with exhaust port and leads to, and another mouth of pipe connects with the suction port of carbon-dioxide gas compressor through the valve of a control gaseous flow and leads to; The outlet of carbon-dioxide gas compressor is connected logical with the liquid carbon dioxide storage tank; The power input shaft of carbon-dioxide gas compressor is connecting the pto of retarder.The other end of suction tude interface connects logically during use with the suction port of motor, and the other end of exhaust port connects with exhaust opening of engine and leads to.
Above-mentioned motor air feeder, it is characterized in that: said valve with the joining control gaseous flow of exhaust port is to connect with exhaust port through volute, this valve connects with the relief opening of volute, the suction port of volute connects with exhaust port, connects between the pto of turbine and the power input shaft of retarder.
Above-mentioned motor air feeder is characterized in that: between the valve of exhaust port and control gaseous flow, connecting cooler, exhaust port be connect with the valve of control gaseous flow through cooler logical.
Above-mentioned motor air feeder is characterized in that: the valve of said control gaseous flow is connecting an oxygen container, and this valve is to connect with vaporizer through oxygen container to lead to; The valve of another control gaseous flow is logical with connecting through the CO 2 vessels connection of carbon-dioxide gas compressor, and this valve connects with the suction port of CO 2 vessels, and the air outlet of CO 2 vessels connects with the suction port of carbon-dioxide gas compressor.
Above-mentioned motor air feeder, it is characterized in that: adopt a four-way valve to replace the valve of three control gaseous flows, four-way valve is the four-way valve that an a kind of gas shunting part wherein can be mixed with another kind of gas, in the process that spool slides, changed gradually by last gas flow area and the another kind of gas flow area of shunting, one end of suction tude interface connects logical with four-way valve mixed gas delivery outlet A mouth, four-way valve connects with vaporizer or oxygen container outlet with the corresponding source of the gas mouth of this delivery outlet A mouth P mouth and leads to another suction port P of the other end of exhaust port and four-way valve
oIt is logical mouthful to be that waste gas inlet connects, four-way valve with this suction port P
oThe corresponding relief opening O mouth of mouth connects logical with the suction port of CO 2 vessels or carbon-dioxide gas compressor.
Above-mentioned motor air feeder is characterized in that: at valve body mixed gas delivery outlet A mouth and another suction port P
oBe that the splitter box that communicates with mixed gas delivery outlet A mouth, splitter box and waste gas inlet P are arranged between the exhaust gas inlet
oSeparate by dividing plate between mouthful; Have and exhaust gas inlet P at spool
oThe groove that mouth communicates.
Above-mentioned motor air feeder is characterized in that: the circulation area of the spool of said four-way valve two ventilating holes in sliding process equates also to reduce gradually or increase, and relief opening O mouth equates with the cross-section area of source of the gas mouth P mouth.If the cross-section area of spool two passages equates, the circulation area of limit position two ventilating holes that slide at spool is equal to 1/4th of another limit position ventilating hole circulation area.
Because the present invention imports the air supply method of motor after adopting purity oxygen and a part of waste gas of discharge mixing again and the waste gas that will not utilize all compresses and liquefies the back and stores and the motor air feeder of outside discharging waste gas not, most of waste gas circulation is used, reduced discharge amount of exhaust gas, reduced the harmful gas in the waste gas, as the waste gas of motor was shunted 70% to 80% o'clock, mix with purity oxygen when entering motor again and utilizing, exhausted air quantity also reduces 70% to 80%, 20% to 30% waste gas only, waste gas obviously reduces, and the waste gas of being arranged is aqueous vapor and carbon dioxide basically, because of most of waste gas carries out secondary combustion, make the basic after-flame of remaining CH and CO, fundamentally stopped NO
xGeneration, eliminate CO and CH compound basically, and carbon dioxide compression back stored do not discharge, be particularly advantageous in submarine and use under water, the liquefied carbon dioxide of storage can be used as other use; What enter engine chamber is the mixed gas of pure oxygen and part waste gas, and the work of motor is controlled easily than with purity oxygen, the motivational drive carbon-dioxide gas compressor of the utilized waste gas of turbine is installed is saved the energy.Air supply method of the present invention and air feeder thereof are applicable to internal-combustion engine or the gas turbine that adopts fuel oil or combustion gas.
Describe the structure of motor air supply method of the present invention and motor air feeder in detail below in conjunction with embodiment and accompanying drawing thereof.
Fig. 1 is motor air feeder embodiment's one an of the present invention ssembly drawing.1, add liquid oxygen valve 2, liquid oxygen inlet 3, liquid oxygen outlet 4, Subzero valve 5, liquid oxygen delivery pipe 6, import 7, vaporizer 8, butterfly valve 9, suction tude interface 9a, air inlet 10, butterfly valve 11, exhaust port 11a, relief opening 12, waste gas pneumatic tube 13, suction port 14, carbon-dioxide gas compressor 15, liquid port 16, butterfly valve 17, carbon dioxide indusion tube 18, import 19, outlet 20, liquid carbon dioxide storage tank 21, coupling 22, retarder 23, power input shaft 24, waste gas pneumatic tube 25, cooler 26, mixed gas pneumatic tube 27, throttle valve 28, outlet 29, liquid oxygen container
Fig. 2 is motor air feeder embodiment's two an of the present invention ssembly drawing.30, suction port 31, volute 32, relief opening
Fig. 3 is the axial sectional view of motor air feeder embodiment two turbo machine, and Fig. 2 amplifies relatively.33, turbine
Fig. 4 is motor air feeder embodiment's three an of the present invention ssembly drawing.34, delivery outlet is that A mouth 35, suction port are P
oMouth 36, four-way valve 37, relief opening are that O mouth 38, source of the gas mouth are the P mouth
Fig. 5 is the axial sectional view of this motor air feeder embodiment three four-way valve.
Fig. 6 is the sectional drawing along A-A line among Fig. 5.
Fig. 7 is the sectional drawing along B-B line among Fig. 5.
Fig. 8 is the plan view of relative Fig. 5.
Fig. 9 is the axial sectional view after the spool of the four-way valve of Fig. 5 slides left.39, bonnet 40, spiral compression spring 41, foot piece 42, splitter box 43, dividing plate 44, groove 45, protecgulum 46, handwheel 47, scale 48, screw rod 49, spool 50, valve body 51, key 52, keyway 53, passage 54, passage 55, seal ring
Figure 10 is motor air feeder embodiment's four an of the present invention ssembly drawing.
Figure 11 is motor air feeder embodiment's five an of the present invention ssembly drawing.56, barometer 57, CO 2 vessels 58, suction port 59, oxygen pneumatic tube 60, air outlet 61, oxygen container 62, suction port
Figure 12 is motor air feeder embodiment's six an of the present invention ssembly drawing.
Figure 13 is motor air feeder embodiment's seven an of the present invention ssembly drawing.
Figure 14 is motor air feeder embodiment's eight an of the present invention ssembly drawing.63, air-strainer 64, solenoid directional control valve
Motor air supply method embodiment one of the present invention is referring to Fig. 1, be when engine start, open Subzero valve 4 liquid oxygen in the liquid oxygen container 29 is carried out the heat exchange endothermic gasification through liquid oxygen delivery pipe 5 input vaporizers 7 with the external world, purity oxygen after the gasification is imported motors through throttle valve 27 and mixed gas pneumatic tube 26 and the suction tude interface 9 that connects with engine intake 9a, exhaust port 11 and waste gas pneumatic tube 12 that the waste gas that the compression and combustion expansion working is produced connects with this relief opening from exhaust opening of engine 11a input, divide two-part by this pneumatic tube with waste gas, the waste gas pneumatic tube 24 that part input connects with this pneumatic tube, another part is through butterfly valve 8 input mixed gas pneumatic tubes 26, purity oxygen after importing the waste gas of mixed gas pneumatic tube 26 and gasifying through vaporizer 7 mixes, with mixed gas through mixed gas pneumatic tube 26 and the suction tude interface 9 that connects with engine intake 9a suction port input motor from motor, waste gas after the work done is entered exhaust port 11 to be shunted a part again and mixes with the purity oxygen of mixed gas pneumatic tube 26 and to import motor again, periodic duty like this, remaining waste gas are that carbon dioxide compresses and liquefies back reinfusate body carbon dioxide storage tank 20 storages by waste gas pneumatic tube 24 and waste gas pneumatic tube 12 input carbon-dioxide gas compressors 14.Carbon dioxide after the storage uses it for anything else.Present embodiment will cool off with cooler 25 from the waste gas that motor is discharged for the ease of the conveying and the liquefaction of waste gas.The carbon-dioxide gas compressor 14 of present embodiment is driven through retarder 22 by motor.
The said part waste gas of present embodiment is to mix in the ratio of flow with purity oxygen, the ratio of purity oxygen and waste gas is 1: 3 to 1: 4, the flow of purity oxygen is by throttle valve 27 controls, the flow of the waste gas that mixes with purity oxygen is by butterfly valve 8 controls, and the flow that divides the waste gas that flows into carbon-dioxide gas compressor 14 is by butterfly valve 10 controls.Regulate the circulation area of butterfly valve 8 and butterfly valve 10 and throttle valve 27, the mixed proportion of control waste gas and purity oxygen.
Motor air supply method embodiment two of the present invention is referring to Fig. 2, it and embodiment's one difference is that waste gas that motor is discharged sprays into volute 31 by exhaust port 11 and drives turbines 33, drive carbon-dioxide gas compressor 14 work by turbine 33 again, the waste gas of discharging from volute 31 divides two-part to import mixed gas pneumatic tube 26 and carbon-dioxide gas compressor 14 respectively after cooler 25 coolings again.
The air supply method embodiment three that starts of the present invention is referring to Fig. 4, and it and embodiment's one difference is that the ratio of oxygen and waste gas in the said mixed gas is by four-way valve 36 controls.With the source of the gas mouth 38 of the purity oxygen input four-way valve 36 after the gasification is that P mouth, mixed gas delivery outlet 34 are A mouth and the mixed gas pneumatic tube 26 suction port 9a input motor from motor, and the waste gas that the compression and combustion expansion working is produced discharges from relief opening 11a that to flow into four-way valves 36 suction ports 35 through exhaust port 11 and cooler 25 be P
oMouthful, the spool 49 of hand propulsion four-way valve 36, by splitter box 42 exhaust passageway is mixed with purity oxygen with oxygen path UNICOM splitter section waste gas, referring to Fig. 9, arrow represents to shunt the flow direction of gas among the figure, all the other waste gas are O mouth input carbon-dioxide gas compressor 14 through exhaust vent 37, and mixed gas is that the A mouth is imported motors from suction tude interface 9 through mixed gas delivery outlet 34, is P with the waste gas behind the compression and combustion expansion working from suction port 35
oMouth enters four-way valve 36, through the splitter box 42 splitter section waste gas of four-way valve 36 with import motor again after purity oxygen mixes, enter periodic duty.Present embodiment waste gas and oxygen and mixed proportion are to push away spool 49 gradually, regulate the flow proportional relation of waste gas and oxygen, make the work of motor reach the best.
Motor air supply method embodiment four of the present invention is referring to Figure 10, it and embodiment's three difference is that waste gas that motor is discharged sprays into volute 31 by exhaust port 11 and drives turbines 33, drive carbon-dioxide gas compressor 14 work by turbine 33 again, after cooler 25 coolings, import four-way valve 36 from the waste gas that volute 31 is discharged again, divide two-part not import mixed gas pneumatic tube 26 and carbon-dioxide gas compressor 14 by this valve.
Motor air supply method embodiment Wucan of the present invention is seen Figure 11, it and embodiment's one difference is that liquid oxygen is imported oxygen container 61 earlier through vaporizer 7 gasification backs, mixed with a part of waste gas of cooler 25 input mixed gas pneumatic tubes 26 after throttle valve 27 is exported to mixed gas pneumatic tube 26 by oxygen container 61, all the other waste gas mainly are CO again
2 Input CO 2 vessels 57 is with the CO in the CO 2 vessels
2Input carbon-dioxide gas compressor 14 compresses and liquefies.
Motor air supply method embodiment six of the present invention is referring to Figure 12, it and embodiment's two difference is that liquid oxygen is imported oxygen container 61 earlier through vaporizer 7 gasification backs, mixed with a part of waste gas of cooler 25 input mixed gas pneumatic tubes 26 after throttle valve 27 is exported to mixed gas pneumatic tube 26 by oxygen container 61, all the other waste gas mainly are CO again
2 Input CO 2 vessels 57 is with the CO in the CO 2 vessels
2Input carbon-dioxide gas compressor 14 compresses and liquefies.
Motor air supply method embodiment seven of the present invention is referring to Figure 13, it and embodiment's three difference is that liquid oxygen is imported oxygen container 61 earlier through vaporizer 7 gasification backs, export to mixed gas pneumatic tube 26 backs by oxygen container 61 again and mix, be mainly CO from all the other waste gas with a part of waste gas that cooler 25 is discharged
2 Input CO 2 vessels 57 is with the CO in the CO 2 vessels
2Input carbon-dioxide gas compressor 14 compresses and liquefies.
Motor air supply method embodiment eight of the present invention is referring to Figure 14, it and embodiment's four difference is that liquid oxygen is imported oxygen container 61 earlier through vaporizer 7 gasification backs, mixed with a part of waste gas of cooler 25 input mixed gas pneumatic tubes 26 after throttle valve 27 is exported to mixed gas pneumatic tube 26 by oxygen container 61, all the other waste gas mainly are CO again
2 Input CO 2 vessels 57 is with the CO in the CO 2 vessels
2Input carbon-dioxide gas compressor 14 compresses and liquefies.
The embodiment of motor air feeder of the present invention sees Fig. 1, it comprises when using and the joining suction tude interface 9 of engine intake 9a, with the joining exhaust port 11 of engine exhaust port 11a, it is characterized in that: liquid oxygen container 29 is being set, vaporizer 7, retarder 22, carbon-dioxide gas compressor 14, the valve of liquid carbon dioxide storage tank 20 and control gaseous flow, suction tude interface 9 connects with the butterfly valve 8 and the throttle valve 27 of two control gaseous flows through mixed gas pneumatic tube 26, this throttle valve connects logical with the outlet 28 of vaporizer 7, the import 6 of vaporizer 7 connects logical through liquid oxygen delivery pipe 5 with the Subzero valve 4 of the liquid oxygen outlet 3 of liquid oxygen container 29; Another mouth of butterfly valve 8 is connecting two waste gas pneumatic tubes, wherein a waste gas pneumatic tube connects logical with exhaust port 11, another waste gas pneumatic tube 24 connects logical through the butterfly valve 10 and the waste gas pneumatic tube 12 of a control gaseous flow with the suction port 13 of carbon-dioxide gas compressor 14, the liquid port 15 of carbon-dioxide gas compressor 14 is connected logical with the import 18 of liquid carbon dioxide storage tank 20 through butterfly valve 16 and carbon dioxide indusion tube 17, the power input shaft of carbon-dioxide gas compressor 14 is connecting the pto of retarder 22 through coupling 21.The power input shaft 23 of retarder 22 connects with the pto of motor during use.Present embodiment is connecting cooler 25 between waste gas pneumatic tube and exhaust port 11, waste gas connects with butterfly valve 8 and waste gas pneumatic tube 24 through cooler 25.
The embodiment two of motor air feeder of the present invention sees Fig. 2, it is the suction port 30 that is connecting volute 31 at said exhaust port 11 with air feeder embodiment one difference, the relief opening 32 of volute connects with the butterfly valve 8 of control gaseous flow through cooler 25, and the pto of turbine 33 connects with the power input shaft 23 of retarder 22.Volute 31 is seen Fig. 3 with the structure of turbine 33, and turbine 33 is installed in pto in volute 31, pto by Bearing Installation at volute 31.
The embodiment three of motor air feeder of the present invention sees Fig. 4, it and air feeder embodiment's one difference is to adopt four-way valve 36 to replace the valve of three control gaseous flows of air feeder embodiments one, promptly replace butterfly valve 8 and butterfly valve 10 and throttle valve 27, the suction port 35 of four-way valve 36 is P
oMouthful with relief opening 37 be that valve that O mouth and passage 53 formed replaces the butterfly valve 10 among the embodiment one, source of the gas mouth 38 is that P mouth and mixed gas delivery outlet 34 are the valve replacement throttle valve 27 that A mouth and passage 54 are formed, the splitter box 42 of valve body 50 and dividing plate 43 and suction port 35 are P
oThe valve of forming replaces butterfly valve 8.Four-way valve 36 is the four-way valves that an a kind of gas shunting part wherein can be mixed with another kind of gas, in the process that spool 49 slides, the circulation area of being shunted last gas flow area and another kind of gas changes, referring to Fig. 5, Fig. 9, it is logical that one end of suction tude interface 9 is through mixed gas pneumatic tube 26 and four-way valve 36 mixed gas delivery outlets 34 that the A mouth connects, it is logical that four-way valve 36 and the corresponding source of the gas mouth 38 of this delivery outlet are that the P mouth connects with the outlet 28 of vaporizer 7, and the waste gas inlet 35 of the outlet of cooler 25 and four-way valve 36 is P
oMouthful connect logically, the exhaust vent 37 of four-way valve 36 is that the O mouth connects with waste gas exhaust pipe 12 and leads to.
Among the motor air feeder embodiment of the present invention, the structure of four-way valve 36 is seen Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9, between valve body 50 mixed gas delivery outlets 34 and the suction port 35 splitter box 42 that communicates with mixed gas delivery outlet 34 is arranged, separate by dividing plate 43 between splitter box 42 and the suction port 35; The groove 44 that communicates with suction port 35 is arranged at spool 49; The passage 54 of spool 49, passage 53, mixed gas delivery outlet 34, suction port 35, source of the gas mouth 38, exhaust vent 37 are circular hole, in the process that spool slides, are shunted the circulation area of last waste gas and the circulation area of oxygen and change gradually; Be provided with the mobile scale 47 that stretches out valve body 50 at spool 49, can find out the mutual alignment of passage such as the passage 54 and the mixed gas delivery outlet 34 of spool 49 by scale, be used to control the proportionate relationship of oxygen circulation area and oxygen channel 54 areas, with the proportionate relationship of control oxygen and waste gas.
Present embodiment is air feeder embodiment's special circumstances, and oxygen channel 54 equates that with the cross-section area of exhaust steam passage 53 cross-section area of four gas ports equates.The passage 54 of spool 49, passage 53, mixed gas delivery outlet 34, suction port 35, source of the gas mouth 38, exhaust vent 37 are the circular hole of equal diameters, are equated with the circulation area of oxygen by the last waste gas circulation area of shunting in the slipping of spool 49.For easy to adjust, or between the spool 49 of the four-way valve 36 of present embodiment and valve body 50 positions, establish two limit positions, in Fig. 5, be in the limit on the right-right-hand limit position for spool 49, spool is in the limit on the left position among Fig. 9, and the circulation area after the circulation area of oxygen, the waste gas shunting is 1/4th of a limit on the right-right-hand limit position circulation area.
Motor air feeder embodiment four of the present invention sees figure ten, it is the suction port 30 that is connecting volute 31 at said exhaust port 11 with air feeder embodiment one difference, the relief opening 32 of volute connects with the butterfly valve 8 of control gaseous flow through cooler 25, and the pto of turbine 33 connects with the power input shaft 23 of retarder 22.
Motor air feeder embodiment five of the present invention sees figure 11, it and air feeder embodiment's one difference has 2 points, the one, throttle valve 27 connects logical with vaporizer 7 through oxygen container 61, throttle valve 27 is connected in the air outlet 60 of oxygen container 61 through oxygen pneumatic tube 59, and the suction port 62 of oxygen container connects with the outlet 28 of vaporizer 7; On the other hand connect with butterfly valve 10 through CO 2 vessels 57 with carbon-dioxide gas compressor 14 connected waste gas exhaust pipes 12 and lead to, waste gas exhaust pipe 12 is connecting the relief opening of CO 2 vessels, and the suction port 58 of CO 2 vessels connects with butterfly valve 10.
Motor air feeder embodiment six of the present invention sees figure 12, it is the suction port 30 that said exhaust port 11 is connecting volute 31 with air feeder embodiment five difference, the relief opening 32 of volute 31 connects with the butterfly valve 8 of control gaseous flow through cooler 25, and the pto of turbine 33 connects with the power input shaft 23 of retarder 22.
Motor air feeder embodiment seven of the present invention sees figure 13, it and air feeder embodiment's three difference has 2 points, the one, throttle valve 27 connects logical with vaporizer 7 through oxygen container 61, throttle valve 27 is connected in the air outlet 60 of oxygen container 61 through oxygen pneumatic tube 59, and the suction port 62 of oxygen container connects with the outlet 28 of vaporizer 7; On the other hand connect with butterfly valve 10 through CO 2 vessels 57 with carbon-dioxide gas compressor 14 connected waste gas exhaust pipes 12 and lead to, waste gas exhaust pipe 12 is connecting the relief opening of CO 2 vessels, and the suction port 58 of CO 2 vessels connects with butterfly valve 10.
Motor air feeder embodiment eight of the present invention sees figure 14, it is that difference is the suction port 30 that said exhaust port 11 is connecting volute 31 with air feeder embodiment seven difference, the relief opening 32 of volute 31 connects with the butterfly valve 8 of control gaseous flow through cooler 25, and the pto of turbine 33 connects with the power input shaft 23 of retarder 22.
The volume of above-mentioned air feeder embodiment's liquid oxygen container 29 and the volume ratio of liquid carbon dioxide storage tank 20 be 2: 3 preferable.
The said motor of above-mentioned air supply method embodiment is internal-combustion engine or gas turbine.
For the oxygen circulation area that four-way valve 36 is described and the relation of latus rectum, if the latus rectum of four-way valve 36 is 50mm, the latus rectum that is passage 54,53 is 50mm, scale 47 in Fig. 3 left sliding stroke be L, the oxygen circulation area is N with the ratio of drift diameter area, and then the numerical relation that can try to achieve L and N by planimetry and plane trigonometry is:
L (mm) N (％)
45 16
42．5 21
40 25．6
37．5 30
35 34．7
32．5 39
30 43
27．5 48
25 52
22．5 57
20 62
17．5 67
15 71
12．5 76
10 81
7．5 86
5 90
In the foregoing description:
The passage 54 of four-way valve 36 spools 49, passage 53, mixed gas delivery outlet 34, suction port 35, source of the gas mouth 38, exhaust vent 37 or be the circular hole that diameter does not wait, or be the square hole that the length of side equates, or be the square hole that the length of side does not wait, passage 54 and passage 53 or be the annular.Oxygen circulation area, waste gas circulation area can be tried to achieve by planimetry, plane trigonometry in addition.
Medical accessory or with the powder isolation cryogenic liquid tank of the said firm
Referring to the 6th phase of cryogenics 1977 advertising page air supply method and air feeder embodiment one, two, three, four vaporizer 7 is that tubular type gasifier gas method and other embodiment's of air feeder vaporizer 7 is 10 liters of throttle valve 29 of board-like vaporizer oxygen container 61 volumes, 70 L44Y-160 type throttle valve butterfly valves 8, the 2Z-3.33/100 type carbon-dioxide gas compressor that the structure of the manual butterfly valve carbon-dioxide gas compressor 14 of 10 D71J-10 types is produced referring to Hangzhou Oxygen Production Machine Factory, select the suitable type of volume flow as required, the structure of the cryogenic liquid tank turbo machine 31 that the various embodiments described above employing 2Z-0.02/80 type liquid carbon dioxide storage tank 20 usefulness Sichuan responsibility Co., Ltds of air separation plant group produce is the gas turbine of b120Q-1 type diesel engine or CA6102 type petrol engine or other type referring to the structure of the turbo machine retarder 22 of motor car engine turbosupercharger referring to the motor that JZQ-250 type speed reducer said method embodiment commonly used is adopted
Claims (15)
1, a kind of motor air supply method, it is characterized in that: be that the purity oxygen that the waste gas that motor is discharged is shunted after a part gasifies with liquid oxygen is mixed into mixed gas, with the suction port input motor of mixed gas from motor, divide a part to mix again the waste gas after the work done and import motor again with purity oxygen, periodic duty like this, remaining waste gas is that carbon dioxide compresses and liquefies back liquid carbon dioxide storage tank storage with carbon-dioxide gas compressor, and carbon-dioxide gas compressor is directly driven by motor or driven by the exhaust gas-driven turbine machine that motor is discharged.
2, motor air supply method according to claim 1 is characterized in that: liquid oxygen gasification back input oxygen container is earlier mixed with waste gas by oxygen container output back again, and all the other waste gas mainly are CO
2The input CO 2 vessels is with the CO in the CO 2 vessels
2The input carbon-dioxide gas compressor compresses and liquefies.
3, motor air supply method according to claim 1 is characterized in that: will cool off with cooler from the waste gas that motor is discharged.
4, according to claim 1 or 2 or 3 described motor air supply methods, it is characterized in that: said part waste gas is to mix in the ratio of flow with purity oxygen, and the ratio of purity oxygen and waste gas is 1: 3 to 1: 4.
5, motor air supply method according to claim 4, it is characterized in that: the ratio of oxygen and waste gas is controlled by four-way valve in the said mixed gas.
6, a kind of motor air feeder, it comprises suction tude interface, exhaust port, it is characterized in that: the valve that liquid oxygen container, vaporizer, retarder, carbon-dioxide gas compressor, liquid carbon dioxide storage tank and control gaseous flow are being set, one end of suction tude interface connects with the valve of two control gaseous flows, another mouthful of the valve of one of them control gaseous flow connects logical with the outlet of vaporizer, the import of vaporizer connects logical with the outlet of liquid oxygen container; Another mouth of the valve of another control gaseous flow is divided into two mouths of pipe, and wherein a mouth of pipe connects with exhaust port and leads to, and another mouth of pipe connects with the suction port of carbon-dioxide gas compressor through the valve of a control gaseous flow and leads to; The outlet of carbon-dioxide gas compressor is connected logical with the liquid carbon dioxide storage tank; The power input shaft of carbon-dioxide gas compressor is connecting the pto of retarder.
7, motor air feeder according to claim 6, it is characterized in that: said valve with the joining control gaseous flow of exhaust port is to connect with exhaust port through volute, this valve connects with the relief opening of volute, the suction port of volute connects with exhaust port, connects between the pto of turbine and the power input shaft of retarder.
8, according to claim 6 or 7 described motor air feeders, it is characterized in that: the valve of said control gaseous flow is connecting an oxygen container, and this valve is to connect with vaporizer through oxygen container to lead to; The valve of another control gaseous flow is logical with connecting through the CO 2 vessels connection of carbon-dioxide gas compressor, and this valve connects with the suction port of CO 2 vessels, and the air outlet of CO 2 vessels connects with the suction port of carbon-dioxide gas compressor.
9, according to claim 6 or 7 described motor air feeders, it is characterized in that: adopt a four-way valve to replace the valve of three control gaseous flows, four-way valve is the four-way valve that an a kind of gas shunting part wherein can be mixed with another kind of gas, in the process that spool slides, changed gradually by last gas flow area and the another kind of gas flow area of shunting, one end of suction tude interface connects logical with four-way valve mixed gas delivery outlet A mouth, four-way valve connects with vaporizer or oxygen container outlet with the corresponding source of the gas mouth of this delivery outlet A mouth P mouth and leads to another suction port P of the other end of exhaust port and four-way valve
oIt is logical mouthful to be that waste gas inlet connects, four-way valve with this suction port P
oThe corresponding relief opening O mouth of mouth connects logical with the suction port of CO 2 vessels or carbon-dioxide gas compressor; At valve body mixed gas delivery outlet A mouth and another suction port P
oBe that the splitter box that communicates with mixed gas outlet is arranged between the exhaust gas inlet, separate by dividing plate between splitter box and the exhaust gas inlet; The groove that communicates with exhaust gas inlet is arranged at spool.
10, motor air feeder according to claim 8, it is characterized in that: adopt a four-way valve to replace the valve of three control gaseous flows, four-way valve is the four-way valve that an a kind of gas shunting part wherein can be mixed with another kind of gas, in the process that spool slides, changed gradually by last gas flow area and the another kind of gas flow area of shunting, one end of suction tude interface connects logical with four-way valve mixed gas delivery outlet A mouth, four-way valve connects with vaporizer or oxygen container outlet with the corresponding source of the gas mouth of this delivery outlet A mouth P mouth and leads to another suction port P of the other end of exhaust port and four-way valve
oIt is logical mouthful to be that waste gas inlet connects, four-way valve with this suction port P
oThe corresponding relief opening O mouth of mouth connects logical with the suction port of CO 2 vessels or carbon-dioxide gas compressor; At valve body mixed gas delivery outlet A mouth and another suction port P
oBe that the splitter box that communicates with mixed gas outlet is arranged between the exhaust gas inlet, separate by dividing plate between splitter box and the exhaust gas inlet; The groove that communicates with exhaust gas inlet is arranged at spool.
11, motor air feeder according to claim 10, it is characterized in that: the circulation area of the spool of said four-way valve two ventilating holes in sliding process equates also to reduce gradually or increase, the cross-section area of spool two passages equates that relief opening O mouth equates with the cross-section area of source of the gas mouth P mouth.
12, according to claim 6 or 7 described motor air feeders, it is characterized in that: between the valve of exhaust port and control gaseous flow, connecting cooler, exhaust port be connect with the valve of control gaseous flow through cooler logical.
13, motor air feeder according to claim 8 is characterized in that: between the valve of exhaust port and control gaseous flow, connecting cooler, exhaust port be connect with the valve of control gaseous flow through cooler logical.
14, motor air feeder according to claim 9 is characterized in that: between the valve of exhaust port and control gaseous flow, connecting cooler, exhaust port be connect with the valve of control gaseous flow through cooler logical.
15, motor air feeder according to claim 8 is characterized in that: at exhaust port solenoid directional control valve and air-strainer are installed, electromagnetism connects with the mixed gas pneumatic tube to a suction port of valve, at another suction port air-strainer is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN99106566A CN1091490C (en) | 1999-06-28 | 1999-06-28 | Air supply method and unit for engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN99106566A CN1091490C (en) | 1999-06-28 | 1999-06-28 | Air supply method and unit for engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1279343A true CN1279343A (en) | 2001-01-10 |
| CN1091490C CN1091490C (en) | 2002-09-25 |
Family
ID=5272433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN99106566A Expired - Fee Related CN1091490C (en) | 1999-06-28 | 1999-06-28 | Air supply method and unit for engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1091490C (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102364071A (en) * | 2010-10-18 | 2012-02-29 | 靳北彪 | Turbine cylinder low-entropy engine |
| CN102661217A (en) * | 2010-09-13 | 2012-09-12 | 靳北彪 | Closed engine liquefying carbon dioxide through nitrogen |
| CN105422325A (en) * | 2015-12-03 | 2016-03-23 | 华南理工大学 | Large diesel engine tail gas circulation treatment system and method |
| CN111610032A (en) * | 2020-05-06 | 2020-09-01 | 湖南汉能科技有限公司 | Pipeline and valve system of aero-engine combustion chamber test bed |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102003305B (en) * | 2010-10-19 | 2012-12-26 | 清华大学 | Liquid-oxygen carbon-fixation and zero-emission internal combustion engine |
| CN102767428B (en) * | 2012-08-15 | 2014-08-13 | 李伟 | Heat absorption type dry ice engine |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3774332D1 (en) * | 1986-06-16 | 1991-12-12 | Siemens Ag | DEVICE FOR IMPEDANCE MEASUREMENT ON BODY TISSUES. |
| DE3625451A1 (en) * | 1986-07-28 | 1988-02-18 | Lammers Albert | Oxygen supply for fuel engines |
| CN1098474A (en) * | 1994-05-12 | 1995-02-08 | 覃航宇 | Combustion engine oxygenation method |
-
1999
- 1999-06-28 CN CN99106566A patent/CN1091490C/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102661217A (en) * | 2010-09-13 | 2012-09-12 | 靳北彪 | Closed engine liquefying carbon dioxide through nitrogen |
| CN102364071A (en) * | 2010-10-18 | 2012-02-29 | 靳北彪 | Turbine cylinder low-entropy engine |
| CN102364071B (en) * | 2010-10-18 | 2013-09-11 | 靳北彪 | Turbine cylinder low-entropy engine |
| CN105422325A (en) * | 2015-12-03 | 2016-03-23 | 华南理工大学 | Large diesel engine tail gas circulation treatment system and method |
| CN111610032A (en) * | 2020-05-06 | 2020-09-01 | 湖南汉能科技有限公司 | Pipeline and valve system of aero-engine combustion chamber test bed |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1091490C (en) | 2002-09-25 |
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