CN1260446A - Method for air supply to internal-combustion engine, its air supply device, and its power equipment for internal-combustion engine - Google Patents
Method for air supply to internal-combustion engine, its air supply device, and its power equipment for internal-combustion engine Download PDFInfo
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- CN1260446A CN1260446A CN99101230A CN99101230A CN1260446A CN 1260446 A CN1260446 A CN 1260446A CN 99101230 A CN99101230 A CN 99101230A CN 99101230 A CN99101230 A CN 99101230A CN 1260446 A CN1260446 A CN 1260446A
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Abstract
the present invention relates to the gas-feeding method, gas-feeding device and power equipment of internal combustion engine, and its air-feeding method is that the pure oxygen gas obtained after the liquid oxygen is gasified and partial waste gas discharged from internal combustion engine are mixed, then inputted into internal combustion engine. Said gas-feeding device includes in-turn connected gas inlet interface, oxygen container, gasifying device, liquid oxygen container, together connected gas exhaust pipe interface waste gas container and valve capable of controlling gas flow. Said gas-feeding device is mounted together with internal combustion engine to form the power equipment of said internal combustion engine.
Description
The invention belongs to internal-combustion engine air supply method and air feeder and combustion engine powered equipment thereof.
The air feeder that existing combustion engine powered equipment adopts all is an air-strainer, existing internal-combustion engine air supply method is to be used for internal-combustion engine by the air input cylinder of internal-combustion engine of air-strainer with the elimination dust, 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 said method that internal-combustion engine and the combustion engine powered equipment that air filtering gas device is housed are arranged, air is discharged CH, NO after air-strainer enters the combustion-supporting oil firing of combustion chambers of internal combustion engines
x, CO is main harmful gas, takes in the air, not only cause environmental pollution but also limited the raising of the efficiency of internal combustion engine.
The purpose of this invention is to provide a kind of internal-combustion engine air supply method and air feeder and combustion engine powered equipment thereof that reduces harmful gas in the engine exhaust gas and reduce the engine exhaust gas discharge amount.
Internal-combustion engine air supply method of the present invention is that the waste gas shunting purity oxygen a part of and after the liquid oxygen gasification that internal-combustion engine is discharged is mixed, with the suction port input internal-combustion engine of mixed gas from internal-combustion engine, periodic duty.For ease of waste gas shunting, the gas sampling that internal-combustion engine is discharged is at the waste gas container.For ease of internal combustion engine start, when internal combustion engine start, with the suction port input internal-combustion engine of the purity oxygen after the liquid oxygen gasification, the waste gas that the compression and combustion expansion working produces is imported the waste gas container, behind the internal combustion engine start from internal-combustion engine, part waste gas is mixed with purity oxygen, all the other waste gas are discharged, and mixed gas is from the suction port input internal-combustion engine of internal-combustion engine, with the input of the waste gas behind compression and combustion expansion working waste gas container, part waste gas is mixed back input air-intake of combustion engine mouth with purity oxygen, enter periodic duty.
Above-mentioned internal-combustion engine 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 internal-combustion engine 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.
Above-mentioned internal-combustion engine air supply method is characterized in that: the waste gas container that said waste gas container can cool waste gas, waste gas are the waste gas after cooling.
The internal-combustion engine air feeder of realizing above-mentioned air supply method comprises when using and the joining suction tude interface of air-intake of combustion engine mouth, with the joining exhaust port of internal combustion engine air vent, it is characterized in that: oxygen container is being set, vaporizer, liquid oxygen container, the valve of waste gas container and energy control gaseous flow, the other end of suction tude interface connects with the valve of two energy control gaseous flows, another mouthful of the valve of one of them energy control gaseous flow connects logical with the outlet of oxygen container, the import of oxygen container connects logical with the outlet of vaporizer, the import of vaporizer connects logical with the outlet of liquid oxygen container, another mouthful of the valve of another energy control gaseous flow connects logical with the waste gas outlet of container; The other end of exhaust port connects logical with the import of waste gas container, the waste gas outlet of container is connecting the valve of an energy control gaseous flow in addition, and another mouth of this valve connects with terminal outlet pipe.
Above-mentioned internal-combustion engine air feeder, it is characterized in that: adopt a four-way valve to replace the valve of three energy 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 the outlet of oxygen container with the corresponding source of the gas mouth of this delivery outlet A mouth P mouth and leads to another suction port P of waste gas outlet of container 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 terminal outlet pipe.
Above-mentioned internal-combustion engine air feeder is characterized in that: at valve body mixed export 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.
Above-mentioned internal-combustion engine air feeder is characterized in that: be provided with the mobile scale that stretches out valve body at spool.
Above-mentioned internal-combustion engine air feeder, it is characterized in that: the spool of said four-way valve has the circulation area of two ventilating holes in the sliding process to equate 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.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.
Above-mentioned internal-combustion engine air feeder is characterized in that: be the waste gas container with water(-cooling) jacket at the waste gas container.
The combustion engine powered equipment of realizing above-mentioned air supply method comprises internal-combustion engine, it is characterized in that it is being provided with following internal-combustion engine air feeder, this internal-combustion engine air feed equipment mainly by with the joining suction tude interface of air-intake of combustion engine mouth, with the joining exhaust port of internal combustion engine air vent, oxygen container, vaporizer, liquid oxygen container, the valve of waste gas container and energy control gaseous flow, one end of suction tude interface connects with valve with two energy control gaseous flows, another mouthful of the valve of one of them energy control gaseous flow connects logical with the outlet of oxygen container, the import of oxygen container connects logical with the outlet of vaporizer, the import of vaporizer connects logical with the outlet of liquid oxygen container, another mouthful of the valve of another energy control gaseous flow connects logical with the waste gas outlet of container, the other end of exhaust port connects logical with the import of waste gas container, the waste gas outlet of container is connecting the valve of an energy control gaseous flow in addition, and another mouth of this valve connects with terminal outlet pipe.
Above-mentioned combustion engine powered equipment, it is characterized in that: adopt a four-way valve to replace the valve of three energy 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 the outlet of oxygen container with the corresponding source of the gas mouth of this delivery outlet A mouth P mouth and leads to another suction port P of waste gas outlet of container and four-way valve
oMouthful connect logical, four-way valve with this suction port P
oThe corresponding relief opening O mouth of mouth connects logical with terminal outlet pipe.
Above-mentioned combustion engine powered equipment is characterized in that: at four-way valve body mixed gas outlet A mouth and another suction port P
oMouth is that the splitter box that communicates with mixed gas outlet is arranged between the waste gas inlet, is separated by dividing plate between splitter box and the exhaust gas inlet; The groove that communicates with exhaust gas inlet is arranged at spool.
Above-mentioned combustion engine powered equipment, it is characterized in that: the spool of said four-way valve has the circulation area of two ventilating holes in the sliding process to equate 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.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.
Above-mentioned combustion engine powered equipment is characterized in that: be the waste gas container with water(-cooling) jacket at the waste gas container.
Above-mentioned combustion mechanomotive force equipment, it is characterized in that: the suction tude interface is that the suction port through two-position three way magnetic valve and internal-combustion engine links and connects, one gas port of two gas port sides of suction tude interface and two-position three way magnetic valve links, another gas port and air-strainer link, and the gas port of the suction port of internal-combustion engine and two-position three way magnetic valve list gas port side links.
Owing to import air supply method and the internal-combustion engine air feeder and the combustion engine powered equipment thereof of internal-combustion engine after the present invention adopts purity oxygen and a part of waste gas of discharge mixes again, most of waste gas circulation is used, reduced discharge amount of exhaust gas, reduced the harmful gas in the waste gas, as exhaust gas of internal combustion engines was shunted 70% to 80% o'clock, mix with purity oxygen when entering internal-combustion engine again and utilizing, the exhausted air quantity that is drained in the atmosphere also reduces 70% to 80%, only 20% to 30% toxic emission is in atmosphere, the exhaust gas discharging amount obviously reduces, and institute's exhaust gas discharged 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, reduced the pollution of the atmosphere that internal-combustion engine produces; What enter cylinder of internal-combustion engine is the mixed gas of pure oxygen and part waste gas, the waste gas that is discharged in the atmosphere is also relatively cleaner, the work of internal-combustion engine is controlled easily than with purity oxygen, be particularly suitable for the thin area of plateau oxygen and use, adopt the combustion engine powered equipment of two-position three way magnetic valve can realize being used alternatingly mutually of common air feed and oxygen waste gas mixed gas air feed at the suction tude interface.
Following structure is closed the structure that embodiment and accompanying drawing thereof describe internal-combustion engine air supply method of the present invention and internal-combustion engine air feeder and combustion engine powered equipment thereof in detail.
Fig. 1 is internal-combustion engine air feeder embodiment's one an of the present invention ssembly drawing.1, liquid oxygen container 2, add liquid oxygen valve 3, liquid oxygen inlet 4, safety valve 5, Subzero valve 6, liquid oxygen outlet 7, liquid oxygen delivery pipe 8, import 9, vaporizer 10, heat exchange sheet 11, outlet 12, oxygen pneumatic tube 13, barometer 14, butterfly valve 15, mixed gas pneumatic tube 16, waste gas pneumatic tube 17, barometer 18, waste gas container 19, import 20, exhaust port 21, suction tude interface 22, suction tude 23, outlet pipe 24, threeway 25, outlet pipe 26, outlet 27, butterfly valve 28, threeway 29, throttle valve 30, oxygen pneumatic tube 31, outlet 32, oxygen container 33, import
Fig. 2 is internal-combustion engine air feeder embodiment's two, three an of the present invention ssembly drawing.
Fig. 3 is the axial sectional view of this internal-combustion engine air feeder embodiment two four-way valve.
Fig. 4 is the sectional drawing along A-A line among Fig. 3.
Fig. 5 is the sectional drawing along B-B line among Fig. 3.
Fig. 6 is the plan view of relative Fig. 2.
Fig. 7 is the axial sectional view after the spool of the four-way valve of Fig. 3 slides left.
Fig. 8 is to view along the A among Fig. 7.
The relative Fig. 1 of Fig. 3 to Fig. 8 amplifies.34, mixed gas delivery outlet A mouth 35, suction port P
oMouth 36, four-way valve 37, relief opening O mouth 38, source of the gas mouth P mouth 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 56, screw 57, the oxygen port
Fig. 9 is this internal-combustion engine air feeder embodiment four a ssembly drawing.
Figure 10 is the sectional drawing of this internal-combustion engine air feeder embodiment four waste gas container.58, the waste gas container 59, gas port 60, two-position three way magnetic valve 61, gas port 62, gas port 63, radiating fin 64, appearance air cavity 65, the water(-cooling) jacket that have water(-cooling) jacket
Figure 11 is the ssembly drawing of this combustion engine powered apparatus embodiments one.66, diesel engine
Figure 12 is the ssembly drawing of this combustion engine powered apparatus embodiments two.
Figure 13 is the ssembly drawing of this combustion engine powered apparatus embodiments three.67, air-strainer 68, Carburetor 69, gasoline engine machine 70, throttle valve
Figure 14 is the group installation drawing of this combustion engine powered apparatus embodiments four.71, the gasoline engine 72, the air inlet mouth of pipe that have gasoline injection system
Internal-combustion engine air supply method embodiment one of the present invention is referring to Fig. 1, be when internal combustion engine start, open Subzero valve 5 liquid oxygen in the liquid oxygen container 1 is carried out the heat exchange endothermic gasification through liquid oxygen delivery pipe 7 input vaporizers 9 with the external world, with the input of the purity oxygen after gasification oxygen container 32, again through oxygen pneumatic tube 30 and throttle valve 29 and mixed gas pneumatic tube 15 suction tude 22 input internal-combustion engines from internal-combustion engine, the waste gas that the compression and combustion expansion working produces is discharged input waste gas container 18 from outlet pipe 23, waste gas is from waste gas container 18, the a part of mixing with purity oxygen again through mixed gas pneumatic tube 15 input internal-combustion engines through butterfly valve 14 of waste gas pneumatic tube 16 shuntings enters periodic duty, and remaining waste gas is discharged from terminal outlet pipe 25 through butterfly valve 27.
Regulate the circulation area of butterfly valve 14 and butterfly valve 27, the mixed proportion of control waste gas and purity oxygen, the circulation area of regulating throttle valve 29 in case of necessity.
Internal-combustion engine air supply method embodiment two of the present invention is referring to Fig. 2, be when internal combustion engine start, open Subzero valve 5 liquid oxygen in the liquid oxygen container 1 is carried out the heat exchange endothermic gasification through liquid oxygen delivery pipe 7 input vaporizers 9 with the external world, with the input of the purity oxygen after gasification oxygen container 9, source of the gas mouth 36 through oxygen pneumatic tube 12 and four-way valve 36 is the P mouth again, mixed gas delivery outlet 34 is that A mouth and mixed gas pneumatic tube 15 are imported internal-combustion engines from the suction tude 22 of internal-combustion engine, the waste gas that the compression and combustion expansion working produces is imported waste gas container 18 from the waste gas of outlet pipe 23 discharges, and waste gas is from waste gas container 18, it is P that waste gas pneumatic tube 16 flows into four-way valve 36 suction ports
oMouthful, promote the spool 49 of 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. 7, arrow represents to shunt the flow direction of gas among the figure, all the other waste gas are that the O mouth is discharged from terminal outlet pipe 25 through exhaust vent 37, mixed gas is the suction tude 22 input internal-combustion engines of A mouth from internal-combustion engine through mixed gas delivery outlet 34, from outlet pipe 23 input waste gas containers 18, waste gas is P from waste gas container 18 by suction port 35 with the waste gas behind the compression and combustion expansion working
oMouth enters four-way valve 36, imports cylinder of internal-combustion engine through the splitter box 42 splitter section waste gas of four-way valve 36 with the suction tude 20 of importing internal-combustion engine after purity oxygen mixes again, enters 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 internal-combustion engine reach the best.
Above-mentioned two embodiments are after entering periodic duty, observe the air pressure of two containers from the barometer 17 of the barometer 13 of oxygen container 32 and waste gas container 18, regulate Subzero valve 5, make the air pressure of oxygen container 32 be less than or equal to air pressure in the waste gas container 18, be convenient to the adjusting of oxygen and waste gas mixed proportion, air pressure in the waste gas container 18 is greater than external atmosphere pressure, and the size of waste gas appearance gas 18, oxygen container 32 internal air pressures can enter mixed gas pneumatic tube 15 with waste gas and can discharge outlet pipe 25 and be advisable.
This internal-combustion engine air supply method embodiment three is that the flow proportional of purity oxygen and waste gas is 1: 4 referring to Fig. 2, present embodiment and method embodiment's one difference; The ratio of oxygen and waste gas is by four-way valve 36 controls in the mixed gas, promote spool 49, make spool 49 be pushed into another limit position, in this position, the oxygen circulation area when starting circulation area 1/4th, promptly 1/4th of oxygen channel 54 or exhaust steam passage 53 areas.When latus rectum D was 50mm, spool 49 was at Fig. 3 slippage 40mm left.
Internal-combustion engine air supply method embodiment four of the present invention is referring to Fig. 9, and present embodiment and embodiment's two difference is that the flow proportional of purity oxygen and waste gas is 1: 3, reduces the burning-point of internal-combustion engine, improves the efficient of internal-combustion engine; The ratio of oxygen and waste gas is by four-way valve 36 controls in the mixed gas, promote spool 49, make the oxygen circulation area when starting circulation area 1/3rd, mark spool 49 by the limit on the right-right-hand limit position of Fig. 3 about 34mm of sliding stroke left from the scale 47 of four-way valve 36, know that by stroke the area ratio of combustion chamber passage of oxygen circulation area and four-way valve 36 is 1: 3 promptly 33%; Said waste gas container has water(-cooling) jacket waste gas container 58, and this container can cool waste gas, and waste gas that is mixed and the exhaust gas temperature of discharging from outlet pipe 25 obviously reduce.
This internal-combustion engine air supply method embodiment Wucan sees that Fig. 9, it and method embodiment's four difference is that waste gas and oxygen and mixed proportion are to push away spool 49 gradually, regulate the proportionate relationship of waste gas circulation area and oxygen circulation area, promptly regulate the proportionate relationship of waste gas and oxygen flow, make the work of internal-combustion engine reach the best.
The latus rectum of method embodiment four, five 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, 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
Internal-combustion engine air feeder embodiment of the present invention sees Fig. 1, it comprises when using and intake lines of combustion engines 22 joining suction tude interfaces 21, with internal-combustion engine vent-pipe 23 joining exhaust ports 20, it is characterized in that: oxygen container 32 is being set, vaporizer 9, liquid oxygen container 1, the valve of waste gas container 18 and energy control gaseous flow, one end of suction tude interface 21 is connected with butterfly valve 14 and throttle valve 29 by mixed gas pneumatic tube 15, another mouthful of throttle valve 29 connects logical with the outlet 31 of oxygen container 32 with oxygen pneumatic tube 30, the import 33 usefulness oxygen pneumatic tubes 12 of oxygen container 32 connect logical with the outlet 11 of vaporizer 9, the import 8 usefulness liquid oxygen delivery pipes 7 of vaporizer 9 connect logical with the Subzero valve 5 of liquid oxygen container 1 outlet 6; The other end of exhaust port 20 connects logical with the import 19 of waste gas container 18 with pipeline, the outlet 26 of waste gas container 18 connects two arms by threeway 28, one of them arm connects logical with mixed gas pneumatic tube 15 through butterfly valve 14, another arm connects with terminal outlet pipe 25 through butterfly valve 27, at oxygen container barometer 13 is installed, barometer 17 is installed at waste gas container 18.
Internal-combustion engine air feeder embodiment two of the present invention sees Fig. 2, it is characterized in that: adopt four-way valve 36 to replace the valve valve of three energy control gaseous flows of air feeder embodiment one, the suction port 35 of four-way valve 36 is P
oMouthful valve of forming with relief opening O mouth 37 replaces the butterfly valve 27 among the embodiment one, and source of the gas mouth P mouth 38 replaces throttle valve 29 with the valve that mixed gas delivery outlet A mouth 34 is formed, the splitter box 42 of valve body 50 and the passage of dividing plate 43 and spool 49 53 replacement butterfly valves 14.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. 3, Fig. 7, Fig. 8, it is logical that one end of suction tude interface 21 is through mixed gas pneumatic tube 15 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 31 of oxygen container 32 with oxygen pneumatic tube 30, and the outlet 26 of waste gas container 18 is P with the waste gas inlet 35 of four-way valve 36
oMouthful connect logical, four-way valve 36 be that corresponding exhaust vent 37 is that the O mouth connects with terminal outlet pipe 25 and leads to suction port 35.
Among this internal-combustion engine air feeder embodiment, the structure of four-way valve 36 is seen Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, 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 the circular hole of equal diameters, in the process that spool slides, shunted the circulation area of last waste gas and the circulation area of oxygen and changed 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.
This internal-combustion engine air feeder embodiment three sees Fig. 2, it is air feeder embodiment's special circumstances, oxygen channel 54 equates with the cross-section area of exhaust steam passage 53, the cross-section area of four gas ports equates, is 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. 3, be in the limit on the right-right-hand limit position for spool 49, when spool was in the limit on the left position, the circulation area after the circulation area of oxygen, the waste gas shunting was 1/4th of limit on the right-right-hand limit position.
This internal-combustion engine air feeder embodiment four sees Fig. 9, it and air feeder embodiment's two difference is to be the waste gas container 58 with water(-cooling) jacket at said waste gas container, the structure of this waste gas container is seen Figure 10, waste gas holds air cavity 64 between water(-cooling) jacket 65, is used for cooling and is discharged into this waste gas container waste gas; Connect two-position three way magnetic valves 60 at suction tude interface 21, connect with the gas port 62 of two gas port sides of this valve and lead to.
This combustion engine powered apparatus embodiments sees Figure 11, it comprises diesel engine 66, it is characterized in that being provided with air feeder embodiment's one of the present invention internal-combustion engine air feeder, this air feeder comprises and diesel engine 66 suction tude 22 joining suction tude interfaces 21, with internal-combustion engine vent-pipe 23 joining exhaust ports 20, oxygen container 32, vaporizer 9, liquid oxygen container 1, the valve of waste gas container 18 and energy control gaseous flow, one end of suction tude interface 21 is connected with butterfly valve 14 and throttle valve 29 by mixed gas pneumatic tube 15, another mouthful of throttle valve 29 connects logical with the outlet 31 of oxygen container 32 with oxygen pneumatic tube 30, the import 33 usefulness oxygen pneumatic tubes 12 of oxygen container 32 connect logical with the outlet 11 of vaporizer 9, the import 8 usefulness liquid oxygen delivery pipes 7 of vaporizer 9 connect logical with the Subzero valve 5 of the outlet 6 of liquid oxygen container 1; The other end of exhaust port 20 connects logical with the import 19 of waste gas container 18 with pipeline, the outlet 26 of waste gas container 18 connects two arms by threeway 28, one of them arm connects with mixed gas pneumatic tube 15 through butterfly valve 14, another arm connects with terminal outlet pipe 25 through butterfly valve 27, at oxygen container barometer 13 is installed, barometer 17 is installed at waste gas container 18.
Combustion engine powered apparatus embodiments two of the present invention is seen Figure 12, it is that air feeder embodiment's two of the present invention internal-combustion engine air feeder and diesel engine 66 are installed together, suction tude interface 21 connects with the suction tude 22 of this internal-combustion engine, exhaust port 20 connects with the outlet pipe 23 of this internal-combustion engine, it and this power equipment embodiment's one difference is to adopt four-way valve 36 to replace the valve of three energy control gaseous flows of power equipment embodiments one, the valve that the suction port 35 of four-way valve 36 and relief opening 37 are formed replaces the butterfly valve 27 among the embodiment one, source of the gas mouth 38 replaces throttle valve 29 with the valve that mixed gas delivery outlet 34 is formed, and the splitter box 42 of valve body 50 replaces butterfly valve 14 with the passage of dividing plate 43 and spool 49 53.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. 3, Fig. 7, Fig. 8, it is logical that one end of suction tude interface 21 is through mixed gas pneumatic tube 15 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 31 of oxygen container 32 with oxygen pneumatic tube 30, and the outlet 26 of waste gas container 18 is P with the waste gas inlet 35 of four-way valve 36
oMouthful connect logical, four-way valve 36 be that corresponding exhaust vent 37 is that the O mouth connects with terminal outlet pipe 25 and leads to suction port 35.
This internal-combustion engine is among the power equipment embodiment, and the structure of four-way valve 36 is seen Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7.
For ease of processing, or the oxygen channel 54 of four-way valve 36 is equated with the cross-section area of exhaust steam passage 53, the cross-section area of four gas ports equates, is 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 four-way valve 36 and valve body 50 positions, establish two limit positions, be in the limit on the right-right-hand limit position for spool 49 in Fig. 3, when spool was in the limit on the left position, the circulation area after the circulation area of oxygen, the waste gas shunting was 1/4th of limit on the right-right-hand limit position.
The embodiment three of this combustion engine powered equipment sees Figure 13, it is that air feeder embodiment's four of the present invention internal-combustion engine air feeder and gasoline engine 69 are installed together, it with the difference of this combustion engine powered apparatus embodiments two be said be waste gas container 58 at the waste gas container with water(-cooling) jacket, the structure of this waste gas container is seen Figure 10, waste gas holds air cavity 64 between water(-cooling) jacket 65, is used for cooling and is discharged into this waste gas container waste gas; Connect two-position three way magnetic valve 60 at suction tude interface 21, two-position three way magnetic valve 60 is installed between air-strainer 67 and the Carburetor 68, the suction port of Carburetor 68 connects logical with the single port side gas port 61 of two-position three way magnetic valve 60, air-strainer 67 connects with the gas port 59 of twoport side, be convenient to be used alternatingly with normal air filter cleaner 67, gas circuit between gas port 62 and the gas port 61 is closed, gas circuit between gas port 59 and the gas port 61 is open-minded, push the spool 49 of four-way valve 36 to the limit on the right-right-hand limit position, just exhaust steam passage and oxygen channel are cut off by dividing plate 43, just with sliding device 67 air feed of air filter, between four-way valve 36 and oxygen container 32, throttle valve 70 is set, closes oxygen channel more reliably; Path between gas port 62 and the gas port 61 is open-minded, the gas circuit between gas port 59 and the gas port 61 is closed, push the spool 49 of four-way valve 36 to a left side, with air feeder air feed of the present invention.
This combustion engine powered apparatus embodiments four is seen Figure 14, it is that air feeder embodiment's four of the present invention internal-combustion engine air feeder and the gasoline engine 71 with gasoline injection system are installed together, it is the gasoline engine 69 that is replaced among the embodiment three by the gasoline engine 71 with gasoline injection system with not existing together of this combustion engine powered apparatus embodiments three, and the gas port 61 of air feeder embodiment three two-position three way magnetic valve 60 connects logical with the air inlet mouth of pipe 72 of this internal-combustion engine.
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.10 liters of medical liquid oxygen containers with Sichuan Active-gas Industry Co. of liquid oxygen container 1 volume take down
Medical accessory or with the powder isolation cryogenic liquid tank of the said firm
Referring to 10 liters of waste gas containers 18 of the 6th phase of cryogenics 1977 advertising page vaporizer 9 600 800 board-like vaporizer oxygen container 32 volumes, manual butterfly valve two-position three way magnetic valve 60 structures of 10 liters of throttle valve of waste gas container 58 volumes, 29,70 L44Y-160 type throttle valve butterfly valves, 14,27 D71J-10 types with reference to Weihai pneumatic element 23JD-L40 of factory
The type two-position three way magnetic valve
Or the A21F-16 of Shanghai Valve Plant type two-position three way magnetic valve diesel engine 66 b120Q-1 type diesel engine gasoline engines 69 CA6102 type petrol engines
Claims (17)
1, a kind of internal-combustion engine air supply method, this method are that the waste gas shunting purity oxygen a part of and after the liquid oxygen gasification that internal-combustion engine is discharged is mixed, with the suction port input internal-combustion engine of mixed gas from internal-combustion engine.
2, according to the internal-combustion engine air supply method of claim 1, it is characterized in that: when internal combustion engine start, with the suction port input internal-combustion engine of the purity oxygen after the liquid oxygen gasification from internal-combustion engine, the waste gas that the compression and combustion expansion working produces is imported the waste gas container, behind the internal combustion engine start, part waste gas is mixed with purity oxygen, all the other waste gas are discharged, mixed gas is from the suction port input internal-combustion engine of internal-combustion engine, with the input of the waste gas behind compression and combustion expansion working waste gas container, part waste gas is mixed back input air-intake of combustion engine mouth with purity oxygen, enter periodic duty.
3, according to the internal-combustion engine air supply method of claim 1 or 2, 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.
4, internal-combustion engine air supply method according to claim 3, it is characterized in that: the ratio of oxygen and waste gas is controlled by four-way valve in the said mixed gas.
5, internal-combustion engine air supply method according to claim 1 and 2 is characterized in that: the waste gas container that said waste gas container can cool waste gas, waste gas are the waste gas after cooling.
6, a kind of internal-combustion engine air feeder, it comprises when using and the joining suction tude interface of air-intake of combustion engine mouth, with the joining exhaust port of internal combustion engine air vent, it is characterized in that: oxygen container is being set, vaporizer, liquid oxygen container, the valve of waste gas container and energy control gaseous flow, the other end of suction tude interface connects with the valve of two energy control gaseous flows, another mouthful of the valve of one of them energy control gaseous flow connects logical with the outlet of oxygen container, the import of oxygen container connects logical with the outlet of vaporizer, the import of vaporizer connects logical with the outlet of liquid oxygen container, another mouthful of the valve of another energy control gaseous flow connects logical with the waste gas outlet of container; The other end of exhaust port connects logical with the import of waste gas container, the waste gas outlet of container is connecting the valve of an energy control gaseous flow in addition, and another mouth of this valve connects with terminal outlet pipe.
7, internal-combustion engine air feeder according to claim 6, it is characterized in that: adopt a four-way valve to replace the valve of three energy 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 the outlet of oxygen container with the corresponding source of the gas mouth of this delivery outlet A mouth P mouth and leads to another suction port P of waste gas outlet of container 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 terminal outlet pipe.
8, internal-combustion engine air feeder according to claim 7 is characterized in that: at valve body mixed export A mouth and another suction port P
oThe splitter box that communicates with mixed gas outlet is arranged, splitter box and suction port P between mouthful
oSeparate by dividing plate between mouthful; The groove that communicates with exhaust gas inlet is arranged at spool.
9, internal-combustion engine air feeder according to claim 8 is characterized in that: be provided with the mobile scale that stretches out valve body at spool.
10, according to Claim 8 or 9 described internal-combustion engine air feeders, 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.
11, according to claim 6 or 7 or 8 or 9 described internal-combustion engine air feeders, it is characterized in that: be waste gas container at the waste gas container with water(-cooling) jacket.
12, a kind of combustion engine powered equipment, it comprises internal-combustion engine, it is characterized in that it is being provided with following internal-combustion engine air feeder, this internal-combustion engine air feed equipment mainly by with the joining suction tude interface of air-intake of combustion engine mouth, with the joining exhaust port of internal combustion engine air vent, oxygen container, vaporizer, liquid oxygen container, the valve of waste gas container and energy control gaseous flow, one end of suction tude interface connects with valve with two energy control gaseous flows, another mouthful of the valve of one of them energy control gaseous flow connects logical with the outlet of oxygen container, the import of oxygen container connects logical with the outlet of vaporizer, the import of vaporizer connects logical with the outlet of liquid oxygen container, another mouthful of the valve of another energy control gaseous flow connects logical with the waste gas outlet of container; The other end of exhaust port connects logical with the import of waste gas container, the waste gas outlet of container is connecting the valve of an energy control gaseous flow in addition, and another mouth of this valve connects with terminal outlet pipe.
13, combustion engine powered equipment according to claim 12, it is characterized in that: adopt a four-way valve to replace the valve of three energy 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 the outlet of oxygen container with the corresponding source of the gas mouth of this delivery outlet A mouth P mouth and leads to another suction port P of waste gas outlet of container and four-way valve
oMouthful connect logical, four-way valve with this suction port P
oThe corresponding relief opening O mouth of mouth connects logical with terminal outlet pipe.
14, combustion engine powered equipment according to claim 13 is characterized in that: at four-way valve body mixed gas outlet A mouth and another suction port P
oThe splitter box that communicates with mixed gas outlet is arranged, splitter box and suction port P between mouthful
oSeparate by dividing plate between mouthful; The groove that communicates with exhaust gas inlet is arranged at spool.
15, combustion engine powered equipment according to claim 14, it is characterized in that: the spool of said four-way valve has the circulation area of two ventilating holes in the sliding process to equate 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.
16, according to claim 12 or 13 or 14 or 15 described combustion engine powered equipment, it is characterized in that: be waste gas container at the waste gas container with water(-cooling) jacket.
17, according to claim 12 or 13 or 14 or 15 described combustion mechanomotive force equipment, it is characterized in that: the suction tude interface is that the suction port through two-position three way magnetic valve and internal-combustion engine links and connects, one gas port of two gas port sides of suction tude interface and two-position three way magnetic valve links, another gas port and air-strainer link, and the gas port of the suction port of internal-combustion engine and two-position three way magnetic valve list gas port side links.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN99101230A CN1098974C (en) | 1999-01-13 | 1999-01-13 | Method for air supply to internal-combustion engine, its air supply device, and its power equipment for internal-combustion engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN99101230A CN1098974C (en) | 1999-01-13 | 1999-01-13 | Method for air supply to internal-combustion engine, its air supply device, and its power equipment for internal-combustion engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1260446A true CN1260446A (en) | 2000-07-19 |
| CN1098974C CN1098974C (en) | 2003-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN99101230A Expired - Fee Related CN1098974C (en) | 1999-01-13 | 1999-01-13 | Method for air supply to internal-combustion engine, its air supply device, and its power equipment for internal-combustion engine |
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| Country | Link |
|---|---|
| CN (1) | CN1098974C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103573480A (en) * | 2013-11-22 | 2014-02-12 | 西华大学 | Pure oxygen engine and combustion control method for pure oxygen engine |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3861367A (en) * | 1972-04-13 | 1975-01-21 | John J Kelmar | Non-polluting internal combustion engine system |
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1999
- 1999-01-13 CN CN99101230A patent/CN1098974C/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103573480A (en) * | 2013-11-22 | 2014-02-12 | 西华大学 | Pure oxygen engine and combustion control method for pure oxygen engine |
| CN103573480B (en) * | 2013-11-22 | 2016-06-08 | 西华大学 | A kind of pure oxygen electromotor and method for controlling combustion thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1098974C (en) | 2003-01-15 |
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