CN203756325U - Waste heat stressing pneumatic internal combustion engine - Google Patents
Waste heat stressing pneumatic internal combustion engine Download PDFInfo
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- CN203756325U CN203756325U CN201320814367.8U CN201320814367U CN203756325U CN 203756325 U CN203756325 U CN 203756325U CN 201320814367 U CN201320814367 U CN 201320814367U CN 203756325 U CN203756325 U CN 203756325U
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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
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- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
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Abstract
The utility model discloses a plurality of waste heat stressing pneumatic internal combustion engines. The waste heat stressing pneumatic internal combustion engine comprises an internal combustion engine, a compressed air engine and/or an air compressor, wherein the compressed air engine utilizes the waste heat of the internal combustion engine and/or the compressed air which is produced by the air compressor, high-temperature compressed air swells and does work in a cylinder of the compressed air engine, power is produced and is attached to a bent axle, the power output of the bent axle is increased, the power which is produced by the condition that the high-temperature compressed air swells and does work in the cylinder is larger than the power which is consumed by the air compressor, under the equal output power condition, the number of internal combustion air cylinders which are used by the waste heat stressing pneumatic internal combustion engine is smaller than the number of the internal combustion air cylinders which are used by a common internal combustion engine, and thus pollutants and noises are correspondingly reduced; the total efficiency of the internal combustion engine is 40-60 %, the oil consumption is saved for about 30-50 %, and the discharge of exhaust gas pollutants is correspondingly reduced. The waste heat stressing pneumatic internal combustion engine is suitable for the application range of the common internal combustion engines, such as the fields of automobiles, ships and power generation.
Description
Technical field
The utility model relates to a kind of motor, especially internal-combustion engine.
Background technique
Current known internal-combustion engine is mainly made up of parts such as cylinder block cylinder liner, piston, piston ring, connecting rod, bent axle, intake and exhaust distribution devices.Wherein, between piston and bent axle, be connected by connecting rod; , by piston ring packing, there is oil lubrication in gap between piston and cylinder sleeve between piston ring and cylinder sleeve.Internal-combustion engine cooling is mainly divided into air-cooled and water-cooled, and the outer periphery of cylinder block is water-cooled heat exchanger channels or wind-cooling heat dissipating fin.The waste heat of internal-combustion engine mainly comprises that waste heat, cylinder wall and the cylinder head of discharging from waste gas are by waste heat air-cooled or that water-cooled is taken away.The waste heat that cooling water is taken away is by fan cooled.The heat that also has a small amount of lube oil cooler to take away.Show through correlative study result, internal-combustion engine is only generally 20～40% for the thermal efficiency of work done, and wherein petrol engine is generally 20～30%, and diesel engine is generally 30～40%.Exhausting waste gas thermal loss account for total amount of heat 30～40%, the radiation loss of cylinder wall and cylinder head accounts for 20% of total amount of heat.Therefore waste heat accounts for 50～60% of total amount of heat.Exhausting waste gas temperature generally reaches 500～1000 DEG C.Afterheat of IC engine, only for auxiliary systems such as heatings, also fails effectively to utilize the waste heat of internal-combustion engine for improving the power of internal-combustion engine at present.
Existing another kind of motor is heat engine, belongs to a kind of external-combustion engine, and as Stirling engine, it is a kind ofly to make gas under different temperatures, make the closed cycle Reciprocating engine of periodic compression and expansion by outside heat supply.
Also having at present a kind of motor is compressed air engine, is the air motor that utilizes compressed-air power to drive.This air motor mainly comprises pressurized air storage tank and pneumatic motor composition, and pneumatic motor mainly contains reciprocating piston type pneumatic motor and pneumatic vane motor.
Making full use of waste heat promotes the combustion engine powered and thermal efficiency, reduces the direction that fuel consumption, exhaust emissions and noise are engine technology development and protection of the environment.
Model utility content
The purpose of this utility model be to provide a kind of simple in structure, can make full use of afterheat of IC engine promote power and energy-saving and cost-reducing, reduce the afterburning gas powered internal combustion engine of the waste heat polluting.
For reaching above-mentioned purpose, the technical solution of the utility model is:
The afterburning gas powered internal combustion engine of a kind of waste heat, it comprises containing internal-combustion engine and the compressed air engine of cylinder, piston, connecting rod and bent axle, it is characterized in that:
Also comprise
Containing the air compressor of air compressing cylinder, air compressing cylinder piston, air compressing connecting rod and air compressing bent axle;
Be serially connected in Recuperative heat exchanger and cooler between air compressor cylinder suction port and compressed air engine cylinder air outlet;
The waste gas gas-gas heat exchanger being connected with internal combustion cylinder relief opening with pipeline by catalytic converter;
By pipeline one end and waste gas gas-gas heat exchanger, the pressurized air storage tank that the other end is connected with air compressor relief opening;
The connecting rod of described internal-combustion engine, compressed air engine and air compressor is all connected with same bent axle, transmission power.
The afterburning gas powered internal combustion engine of a kind of waste heat, it comprises containing internal-combustion engine and the compressed air engine of cylinder, piston, connecting rod and bent axle, it is characterized in that:
Also comprise
Containing the air compressor of air compressing cylinder, air compressing cylinder piston, air compressing connecting rod and air compressing bent axle;
Be serially connected in Recuperative heat exchanger and cooler between air compressor cylinder suction port and compressed air engine cylinder air outlet;
Be connected the air cooling chuck that the other end is connected with Recuperative heat exchanger with waste gas gas-gas heat exchanger by pipeline one end;
The connecting rod of described internal-combustion engine, compressed air engine and air compressor is all connected with same bent axle, transmission power;
Cylinder and the piston of described internal-combustion engine, compressed air engine and air compressor, increase than the length of routine or prior art, and the length increasing is equal to or greater than the conventional stroke of piston.
The afterburning gas powered internal combustion engine of a kind of waste heat, it comprises containing internal-combustion engine and the compressed air engine of cylinder, piston, connecting rod and bent axle, it is characterized in that:
On the cylinder of compressed air engine, be also provided with air compressing cylinder intake pipe and air compressing cylinder steam outlet pipe;
The connecting rod of described internal-combustion engine and compressed air engine is all connected with same bent axle, transmission power;
Also comprise
Be serially connected in Recuperative heat exchanger and cooler between air compressing cylinder intake pipe and air compressing cylinder steam outlet pipe;
The waste gas gas-gas heat exchanger being connected with internal combustion cylinder relief opening with pipeline by catalytic converter;
By pipeline one end and waste gas gas-gas heat exchanger, the pressurized air storage tank that the other end is connected with air compressor relief opening.
The afterburning gas powered internal combustion engine of a kind of waste heat, it comprises containing internal-combustion engine and the compressed air engine of cylinder, piston, connecting rod and bent axle, it is characterized in that:
Also comprise
Containing the air compressor of air compressing cylinder, air compressing cylinder piston, air compressing connecting rod and air compressing bent axle;
Be serially connected in Recuperative heat exchanger and cooler between air compressor cylinder suction port and compressed air engine cylinder air outlet;
The connecting rod of described internal-combustion engine, compressed air engine and air compressor is all connected with same bent axle, transmission power;
Cylinder and the piston of described internal-combustion engine, compressed air engine and air compressor, increase than the length of routine or prior art, and the length increasing is equal to or greater than the conventional stroke of piston;
Cylinder jacket material in piston lengthening section and the cylinder of internal-combustion engine, compressed air engine adopts the heat-resisting alloy steel of exotic material, pottery to manufacture.
The afterburning gas powered internal combustion engine of a kind of waste heat, it comprises containing internal-combustion engine and the compressed air engine of cylinder, piston, connecting rod and bent axle, it is characterized in that:
Also comprise
Containing the air compressor of air compressing cylinder, air compressing cylinder piston, air compressing connecting rod and air compressing bent axle;
Be connected with waste gas gas-gas heat exchanger by pipeline one end, the other end is connected with air cooling JO pipe;
The connecting rod of described internal-combustion engine, compressed air engine and air compressor is all connected with same bent axle, transmission power;
Cylinder and the piston of described internal-combustion engine, compressed air engine and air compressor, increase than the length of routine or prior art, and the length increasing is equal to or greater than the conventional stroke of piston.
Waste gas gas-gas heat exchanger is also connected with air compressor relief opening with pressurized air solenoid electric valve V1 by pipeline; By Recuperative heat exchanger cooling-air steam outlet pipe be connected with Recuperative heat exchanger.
On the suction port of air compressor, be provided with air solenoid electric valve V2.
The utility model be internal-combustion engine, compressed air engine and/hybrid power engine of air compressor combination, compressed air engine utilize internal-combustion engine waste heat and/air compressor produce pressurized air, the acting of expanding in the cylinder of compressed air engine of the pressurized air of high temperature, produce power and be attached on bent axle, the power output of bent axle is increased.And high temperature compressed air in cylinder, expand acting produce power be greater than air compressor consume power.Realization utilizes the waste heat of internal-combustion engine to improve power, reaches energy-saving and cost-reducing, reduces the object of polluting.
Advantage of the present utility model is:
1, the utility model utilizes the discharge waste heat of internal-combustion engine effectively to change into power, compared with conventional internal-combustion engine, in the constant situation of power, boundary dimension is more or less the same, heat engine total efficiency improves 10～15%, and 30～50% left and right are saved in oil consumption, and exhaust emission discharges corresponding minimizing;
2,, the in the situation that of equal output power, the utility model internal combustion cylinder quantity used is fewer than conventional internal-combustion engine, the therefore corresponding minimizing of pollutant and noise;
3, the utility model is provided with pressurized air storage tank, has energy storage function.During for vehicle, can reclaim brake energy and carry out the pneumatic starting of internal combustion cylinder.Internal combustion cylinder can not need idle running, reduces the energy consumption of internal combustion cylinder inefficient operation.Therefore comprehensive oil consumption is low;
4, the utility model is practical, by changing the methods such as piston, cylinder head, is easy to the afterburning gas powered internal combustion engine of existing various internal-combustion engine reforming cost model utility waste heats;
5, the utility model is simple in structure, and profile is similar to conventional internal-combustion engine, is therefore suitable for the application area of conventional internal-combustion engine, as fields such as automobile, steamer, generatings.
Brief description of the drawings
Fig. 1 is the structural representation of one of the utility model;
Fig. 2 is two the structural representation of the utility model;
Fig. 3 is three the structural representation of the utility model;
Fig. 4 is four the structural representation of the utility model;
Fig. 5 is five the structural representation of the utility model;
Fig. 6 is the structural representation that in the utility model, cylinder block and piston body increase than conventional cylinder length;
Fig. 7 is the structure for amplifying schematic diagram of I in Fig. 6;
In the drawings, bent axle 1, internal combustion cylinder 2, cylinder water-cooling jacket 3, internal combustion cylinder piston 4, internal combustion cylinder suction tude 5, internal combustion cylinder outlet pipe 6, catalytic converter 7, the afterburning cylinder intake pipe 8 of pressurized air, waste gas gas-gas heat exchanger 9, pressurized air storage tank 10, Recuperative heat exchanger cooling-air steam outlet pipe 11, waste gas exhaust pipe baffler 12, Recuperative heat exchanger 13, exhaust emission tube 14, air compressing cylinder steam outlet pipe 15, the afterburning cylinder exhaust pipe 16 of pressurized air, cooler 17, Recuperative heat exchanger cooling-air suction tude 18, the afterburning cylinder 19 of pressurized air, air compressing cylinder intake pipe 20, air compressing cylinder 21, flywheel 22, air compressing cylinder piston 23, the afterburning cylinder piston 24 of pressurized air, air cooling chuck 25, internal combustion engine piston lengthening section 26, air cooling chuck steam outlet pipe 27, the afterburning cylinder piston lengthening section 28 of pressurized air, air compressing cylinder piston lengthening section 29, piston ring 30, pressurized air solenoid electric valve V1, air solenoid electric valve V2.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Model utility principle:
According to ideal gas formula formula: PV=MRT, P is that pressure, V are that volume, M are that quality, R are that coefficient, T are temperature.Formula is known thus, and gas is in the situation that pressure is constant, and after heating, temperature raises, and volume expands.Or gas is the in the situation that of constancy of volume, gas is after heating, and temperature raises, and pressure raises.Approximately 273 DEG C of the every risings of temperature, pressure or volume increase approximately 1 times.Again according to efficiency of heat engine μ=1-(T
0/ T
b) known
,wherein T0 is delivery temperature, Tb gas initial temperature.Heat engine gas exhaust temperature is lower, initial temperature is higher, and the thermal efficiency is higher.Principle of the present utility model is that internal combustion cylinder piston is after once routine is done work, utilize its waste gas and/or cylinder wall and/or cylinder head to conduct the waste-heat pressurized air distributing, expand and do work at the afterburning cylinder of pressurized air, exert oneself and be greater than the power of the afterburning cylinder of pressurized air and/or air compressing cylinders consume.Be equivalent to an internal-combustion engine and the compressed air engine composition mixed power plant that utilizes its waste heat reinforcing, its total output is greater than single internal-combustion engine.
An air compressing cylinder pressurized air part out enters the waste gas that gas-gas heat exchanger and internal-combustion engine eject and carries out heat exchange, and another part pressurized air enters cylinder of internal-combustion engine, the afterburning air-cooled chuck of cylinder of pressurized air and casing wall heat exchange.Pressurized air after heat exchange is heated, and temperature raises, and becomes the high temperature compressed air of 350～800 DEG C, then enters the afterburning cylinder expansion of pressurized air acting.Complete after acting, the temperature of discharging from the afterburning cylinder of pressurized air be about 200～300 DEG C warm air, then carry out heat exchange, recovery heat with approximately 100 DEG C of low temperature compression air that air compressing cylinder comes.Middle warm air is cooled to 150 DEG C of left and right, is more further cooled to below 100 DEG C through cooler, then gets back to air compressing cylinder air inlet, carries out next one acting circulation.
According to above-mentioned principle, embodiment of the present utility model is as follows:
Shown in Fig. 1, be the structural representation of one of the utility model, i.e. the technological scheme of simple waste gas heat utilization.In Fig. 1, the piston 4,24 and 23 of the afterburning cylinder 19 of internal combustion cylinder 2, pressurized air and air compressing cylinder 21 is all by connecting rod and bent axle 1 coaxial linkage and transmit power.Adopt water-cooled cylinder nested structure identical with conventional internal-combustion engine, the afterburning cylinder 19 of internal combustion cylinder 2 and pressurized air is cooling by the cylinder water-cooling jacket 3 in outside.Each cylinder water-cooling jacket 3 communicates by pipeline, and for succinctly not draw the pipeline communicating, cylinder water-cooling jacket 3 carries out cooling to the casing wall of corresponding inner side in the drawings.The internal combustion engine that comprises bent axle 1, internal combustion cylinder 2, internal combustion cylinder piston 4 and internal combustion cylinder suction tude 5 is identical with prior art.The high-temp waste gas that internal combustion cylinder 2 is discharged from internal combustion cylinder outlet pipe 6 in the course of the work, general process catalytic converter 7 carries out purified treatment, then enter waste gas gas-gas heat exchanger 9, the low temperature compression air of discharging with air compressing cylinder 21 carries out the heat exchange of adverse current or other type of flow.Flywheel 22 is fixed on one end of bent axle 1, has the effect of inertial booster.
The compressed air engine that comprises the afterburning cylinder 19 of pressurized air, the afterburning cylinder piston 24 of pressurized air and bent axle 1 with the working procedure of the air compressor that comprises air compressing cylinder 21, air compressing cylinder piston 23 and bent axle 1 is: bent axle 1 rotates under the drive of internal-combustion engine, also drive the afterburning cylinder piston 24 of pressurized air and air compressing cylinder piston 23 to move, air compressing cylinder piston 23 is compressed the air entering in air compressing cylinder 21 simultaneously.Air compressor is by air solenoid electric valve V2 air inlet, and air inlet is compressed, the low temperature compression air that air compressing cylinder 21 and piston 23 thereof are discharged at work, after Recuperative heat exchanger cooling-air suction tude 18 and Recuperative heat exchanger 13 heats up, enter waste gas gas-gas heat exchanger 9 by Recuperative heat exchanger cooling-air steam outlet pipe 11.In waste gas gas-gas heat exchanger 9, low temperature compression air becomes high temperature compressed air, and high-temp waste gas is cooled to below 150 DEG C, and the waste gas being cooled is discharged from exhaust emission tube 14 after 12 noise reductions of waste gas exhaust pipe baffler; High temperature compressed air enters the afterburning cylinder 19 of pressurized air from the afterburning cylinder intake pipe 8 of pressurized air and pressurized air solenoid electric valve V1, do work with the afterburning cylinder piston 24 of thermodynamic-driven pressurized air and bent axle 1, on the basis of bent axle 1 being done work at internal combustion cylinder piston 4, add again the afterburning cylinder piston 24 of pressurized air bent axle 1 has been done work, increased power.The gas that the afterburning cylinder 19 of pressurized air is discharged enters Recuperative heat exchanger 13 by the afterburning cylinder exhaust pipe 16 of pressurized air, and cooling by the part low temperature compression air of air compressing cylinder 21, again after cooler 17 is further cooling, get back to air compressing cylinder 21 by air compressing cylinder intake pipe 20, complete a work cycle, then carry out next work cycle.
On one end of air compressing cylinder steam outlet pipe 15, be provided with low temperature compression air storage tank 10; the other end of low temperature compression air storage tank 10 is communicated with by pipeline, waste gas gas-gas heat exchanger 9 and pressurized air solenoid electric valve V1 and afterburning cylinder 19 suction ports of pressurized air; by the control to pressurized air solenoid electric valve V1, air solenoid electric valve V2, energy storage, recovery when the handling and startup-shutdown of increase the utility model internal-combustion engine, load variations.For example,, while needing recovered energy, need to brake or slow down as automobile time, closes compression air solenoid electric valve V1, opens air solenoid electric valve V2, and the afterburning cylinder 19 of pressurized air is stopped doing power, be pressurized air potential energy by automobile kinetic transformation, be stored in pressurized air storage tank 10.And for example, when vehicle starting, do not need electricity starting.Utilize the compressed-air power starting of pressurized air storage tank 10, then start internal combustion cylinder 2 and realize vehicle starting and startup.Because automobile can utilize pressurized air starting and start internal combustion cylinder 2, therefore automobile can not need idle running, reduces the energy consumption of internal combustion cylinder inefficient operation.Therefore comprehensive oil consumption is low.
This programme is on the basis of conventional water-cooled internal combustion engine, has only utilized waste gas residual heat to improve engine power, and the waste heat distributing of internal combustion cylinder wall fails to utilize, and therefore engine efficiency promotes and is restricted.
Shown in Fig. 2, be two the structural representation of the utility model, the technological scheme that waste gas, the air-cooled waste heat of cylinder utilize simultaneously.As we know from the figure, it is on the structure of Fig. 1 and the basis of principle, the afterburning cylinder 19 of pressurized air, air compressing cylinder 21 and internal combustion cylinder 2 and piston 24,23 and 4 thereof are increased to some extent than the length of routine or prior art, and the length increasing is equal to or greater than the conventional stroke of piston.At the upper end of air compressing cylinder piston 23, the afterburning cylinder piston 24 of pressurized air and internal combustion cylinder piston 4 corresponding increase piston lengthening section 28,29 and 26 respectively.Air compressing cylinder piston 23, the afterburning cylinder piston 24 of pressurized air, internal combustion cylinder piston 4 are structure as a whole or subsection connecting structure together with its piston lengthening section 28,29,26 respectively.The structure of each piston ring 30 is basic identical, is separately positioned on each piston 4,23 and 24, referring to Fig. 6 and Fig. 7.Gap between lengthening section 28,29,26 and the corresponding supporting cylinder sleeve of three pistons is as far as possible little, in piston movement process, not contact cylinder sleeve, avoids producing frictional loss and is advisable.Its effect is that the casing wall section that the piston ring travel section of oil lubrication sealing is directly contacted with high-temperature gas separates.The afterburning cylinder 19 of pressurized air and internal combustion cylinder 2 outsides that are in piston lengthening section 29 and 26 are respectively equipped with air cooling chuck 25, each air cooling chuck 25 communicates by pipeline, for succinctly not draw the pipeline communicating, air cooling chuck 25 carries out cooling to corresponding inner side casing wall in the drawings.In air compressing cylinder 21 produce low temperature compression air from air compressing cylinder steam outlet pipe 15 out, a part enter waste gas gas-gas heat exchanger 9 by pressurized air storage tank 10, be heated as high temperature compressed air by high-temp waste gas; Another part, is entered in air cooling chuck 25 by Recuperative heat exchanger cooling-air steam outlet pipe 11 by Recuperative heat exchanger cooling-air suction tude 18 after Recuperative heat exchanger 13 heats, and carries out cooling to the afterburning cylinder 19 of the pressurized air of its inner side and internal combustion cylinder 2.And the afterburning cylinder 22 of the compressed air of low temperature compression air, internal combustion cylinder 2 outer walls that enter in air cooling chuck 25 are heated to be high temperature compressed air, again from air cooling chuck steam outlet pipe 27 out, after further heating up by waste gas gas-gas heat exchanger 9, become high temperature compressed air.The compressed air solenoid electric valve of above-mentioned two-part high temperature compressed air V1 enters the afterburning cylinder 19 of pressurized air, and driven plunger 24 and piston lengthening section 29 and bent axle 1 do work, for bent axle 1, internal-combustion engine to the basis of its acting on, increased and exerted oneself.
This programme, after three pistons and cylinder body lengthening, is realized the lubricated position of piston ring packing and is in outside high-temperature zone, gets rid of burn oil and cylinder deposit fault.Therefore high temperature section cylinder can adopt air-cooled structure form.Therefore this programme, except utilizing waste gas residual heat, also makes full use of the waste heat that cylinder wall distributes.So the thermal efficiency is higher.
Shown in Fig. 3, be three the structural representation of the utility model, the technological scheme that the afterburning cylinder of air compressing cylinder and pressurized air is integrated.In the drawings, the technical program is on the basis of one of Fig. 1 technological scheme, the function of afterburning pressurized air cylinder 19 and air compressing cylinder 21 is united two into one, cancel the air compressing cylinder 21 in Fig. 1, on the afterburning cylinder 19 of pressurized air, set up air compressing cylinder intake pipe 20 and air compressing cylinder steam outlet pipe 15, working procedure and principle and Fig. 1's is basic identical, air compressing cylinder 21 is replaced by the afterburning cylinder 19 of pressurized air, and air inlet and exhaust are still carried out by air compressing cylinder intake pipe 20 and air compressing cylinder steam outlet pipe 15.Utilize corresponding distribution device to carry out distribution, realize air inlet, compression, expansion, exhaust four stroke.
After the afterburning cylinder of air compressing cylinder and pressurized air is integrated, this programme, can simplified structure, weight reduction and minimizing cost in the situation that internal combustion cylinder is less.
Shown in Fig. 4, be four the structural representation of the utility model, cancel cylinder air-cooling apparatus, adopt the technological scheme of moving under adiabatic state.As can be known from Fig. 4, the technical program is on the basis of Fig. 2, to cancel air cooling chuck 25, and the cylinder jacket material in piston lengthening section 26,29 and cylinder 2,19 adopts exotic material manufacture, as heat-resisting alloy steel, pottery etc.Internal-combustion engine moves under insulation, adiabatic state, and internal combustion cylinder wall heat does not distribute, and exhaust gas temperature is higher than conventional internal-combustion engine.Waste heat is concentrated and is discharged by internal combustion cylinder outlet pipe 6, catalytic converter 7, waste gas gas-gas heat exchanger 9 and waste gas exhaust pipe baffler 12 and exhaust emission tube 14.The cylinder sleeve that this programme is in piston lengthening section 26,29 and the cylinder 2,19 of high-temperature zone does not have contact friction, so internal combustion cylinder 2 can be worked under adiabatic state, internal combustion cylinder 2 thermals efficiency are higher than conventional internal-combustion engine.Meanwhile, recovery waste heat is easier, and integrated heat efficiency is higher.Cancel after air cooling chuck 25, the pressurized air that air compressing cylinder 21 is discharged, through air compressing cylinder steam outlet pipe 15, all enters waste gas gas-gas heat exchanger 9, obtains the pressurized air of higher temperature, therefore can obtain the higher thermal efficiency.Working procedure and principle are identical with Fig. 2's.
Fig. 5 is five the structural representation of the utility model, i.e. not circulating technology scheme of pressurized air.As shown in Figure 5, this programme is on the basis of scheme one, two, three, four, to cancel Recuperative heat exchanger 13 and cooler 17, the afterburning cylinder exhaust pipe 16 of pressurized air is communicated with exhaust emission tube 14, and air compressing cylinder intake pipe 20 is communicated with atmosphere, and pressurized air does not circulate.This scheme equipment is few, simple in structure, but the afterburning cylinder 19 of pressurized air eject air also have higher overbottom pressure and temperature, its energy can not fully be recycled.Therefore the thermal efficiency declines to some extent.Its working procedure is that the air in atmosphere enters air compressing cylinder intake pipe 20, produces pressurized air through air compressing cylinder 21.The afterburning cylinder 19 of pressurized air eject air enter atmosphere after entering exhaust emission tube 14, remaining working procedure and principle are identical with Fig. 1～5.
Shown in Fig. 6, it is the structural representation that in the utility model, cylinder block and piston body increase than conventional cylinder length, Fig. 7 is the structure for amplifying schematic diagram of I in Fig. 6, because the structure of each cylinder and piston is similar, so illustrate with internal combustion cylinder 2 and piston 4 thereof.Fig. 6 and Fig. 7 two figure come together to see, the piston 4 in internal combustion cylinder 2 is connected with bent axle 1 by connecting rod, in the piston groove in the outside, middle part of piston 4, are embedded with piston ring 30.On piston 4, be connected with piston lengthening section 26, on the cylinder head above piston lengthening section 26, be provided with internal combustion cylinder suction tude 5 and internal combustion cylinder outlet pipe 6.
Formation of the present utility model is mainly conventional air cylinder structure and piston body and piston body elongate structure, conventional air cylinder structure, and cylinder block and piston body are shorter, and the mounting point of piston ring is very near apart from piston body top.The stroke of piston and rings is through the high-temperature zone of cylinder of internal-combustion engine.As shown in Figure 1,3.
Piston body and piston body elongate structure, the length of its increase is the stroke that is more than or equal to piston, and the position that its piston ring is installed is suitable with conventional cylinder, and, under the high-temperature zone of cylinder, the stroke of piston ring is without the high-temperature zone of cylinder of internal-combustion engine.Its objective is cooling air-cooled or adiabatic lower operation, the minimizing heat loss of being applicable to that makes cylinder of internal-combustion engine.In the situation that guarantee is fully moistening, avoid burn oil and cylinder deposit simultaneously.As shown in Fig. 2,4,5,6 and 7.
Be far above above-mentioned several according to the different schemes of structure of the present utility model and principle configuration.Various combination between the different piece of above-mentioned several schemes of the present utility model, and the various combination scheme forming from the different combinations of existing known various technology, equipment, system support should be considered as protection domain of the present utility model.
The utility model is according to power difference, the one or more internal combustion cylinder of combustion in IC engine cylinder arrangement.With one or more air compressing cylinders and the afterburning cylinder of one or more pressurized air.
In order to improve utilization rate of waste heat, the have surplus heat body surface of distribution loss of the afterburning gas powered internal combustion engine of the utility model waste heat, all should be incubated setting.
The utility model, according to the purposes difference of power, can be set to internal combustion cylinder, air compressing cylinder, the different bent axles of the afterburning cylinder of pressurized air.
The utility model is according to power needs, and configurable worm wheel pressure booster in the suction tude of internal combustion cylinder, increases power performance.
The gas-gas heat exchanger of the utility model configuration adopts the heat exchanger that heat exchange efficiency is higher and adopts the mode of countercurrent flow, can improve pressurized air heating-up temperature and the thermal efficiency.
The utility model and conventional Structure of Internal-Combustion Engine, appearance similar, be therefore suitable for conventional internal combustion engine use scope, as fields such as automobile, steamer, generatings.
Exhausting waste gas of the present utility model generally reaches 500～1000 DEG C, and pressurized air rises to 350～800 DEG C from 90 DEG C of left and right, and overall thermal efficiency can reach 40～60%.In the constant situation of power, boundary dimension is more or less the same, but 30～50% left and right, the corresponding minimizing of exhaust emission and noise are saved in oil consumption.
Claims (8)
1. the afterburning gas powered internal combustion engine of waste heat, it comprises containing internal-combustion engine and the compressed air engine of cylinder, piston, connecting rod and bent axle, it is characterized in that:
Also comprise
Containing the air compressor of air compressing cylinder, air compressing cylinder piston, air compressing connecting rod and air compressing bent axle;
Be serially connected in Recuperative heat exchanger and cooler between air compressor cylinder suction port and compressed air engine cylinder air outlet;
The waste gas gas-gas heat exchanger being connected with internal combustion cylinder relief opening with pipeline by catalytic converter;
Be connected the pressurized air storage tank that the other end is connected with air compressor relief opening with waste gas gas-gas heat exchanger by pipeline one end;
The connecting rod of described internal-combustion engine, compressed air engine and air compressor is all connected with same bent axle, transmission power.
2. the afterburning gas powered internal combustion engine of waste heat, it comprises containing internal-combustion engine and the compressed air engine of cylinder, piston, connecting rod and bent axle, it is characterized in that:
Also comprise
Containing the air compressor of air compressing cylinder, air compressing cylinder piston, air compressing connecting rod and air compressing bent axle;
Be serially connected in Recuperative heat exchanger and cooler between air compressor cylinder suction port and compressed air engine cylinder air outlet;
Be connected the air cooling chuck that the other end is connected with Recuperative heat exchanger with waste gas gas-gas heat exchanger by pipeline one end;
The connecting rod of described internal-combustion engine, compressed air engine and air compressor is all connected with same bent axle, transmission power;
Cylinder and the piston of described internal-combustion engine, compressed air engine and air compressor, increase than the length of routine or prior art, and the length increasing is equal to or greater than the conventional stroke of piston.
3. the afterburning gas powered internal combustion engine of waste heat, it comprises containing internal-combustion engine and the compressed air engine of cylinder, piston, connecting rod and bent axle, it is characterized in that:
On the cylinder of compressed air engine, be also provided with air compressing cylinder intake pipe and air compressing cylinder steam outlet pipe;
The connecting rod of described internal-combustion engine and compressed air engine is all connected with same bent axle, transmission power;
Also comprise
Be serially connected in Recuperative heat exchanger and cooler between air compressing cylinder intake pipe and air compressing cylinder steam outlet pipe;
The waste gas gas-gas heat exchanger being connected with internal combustion cylinder relief opening with pipeline by catalytic converter;
Be connected the pressurized air storage tank that the other end is connected with air compressor relief opening with waste gas gas-gas heat exchanger by pipeline one end.
4. the afterburning gas powered internal combustion engine of waste heat, it comprises containing internal-combustion engine and the compressed air engine of cylinder, piston, connecting rod and bent axle, it is characterized in that:
Also comprise
Containing the air compressor of air compressing cylinder, air compressing cylinder piston, air compressing connecting rod and air compressing bent axle;
Be serially connected in Recuperative heat exchanger and cooler between air compressor cylinder suction port and compressed air engine cylinder air outlet;
The connecting rod of described internal-combustion engine, compressed air engine and air compressor is all connected with same bent axle, transmission power;
Cylinder and the piston of described internal-combustion engine, compressed air engine and air compressor, increase than the length of routine or prior art, and the length increasing is equal to or greater than the conventional stroke of piston;
Cylinder jacket material in piston lengthening section and the cylinder of internal-combustion engine, compressed air engine adopts the heat-resisting alloy steel of exotic material, pottery to manufacture.
5. the afterburning gas powered internal combustion engine of waste heat, it comprises containing internal-combustion engine and the compressed air engine of cylinder, piston, connecting rod and bent axle, it is characterized in that:
Also comprise
Containing the air compressor of air compressing cylinder, air compressing cylinder piston, air compressing connecting rod and air compressing bent axle;
Be connected with waste gas gas-gas heat exchanger by pipeline one end, the other end is connected with air cooling JO pipe;
The connecting rod of described internal-combustion engine, compressed air engine and air compressor is all connected with same bent axle, transmission power;
Cylinder and the piston of described internal-combustion engine, compressed air engine and air compressor, increase than the length of routine or prior art, and the length increasing is equal to or greater than the conventional stroke of piston.
6. according to the afterburning gas powered internal combustion engine of the waste heat of one of claim 1～4, it is characterized in that:
Waste gas gas-gas heat exchanger is also connected with air compressor relief opening with pressurized air solenoid electric valve V1 by pipeline; By Recuperative heat exchanger cooling-air steam outlet pipe be connected with Recuperative heat exchanger.
7. according to the afterburning gas powered internal combustion engine of the waste heat of one of claim 1～4, it is characterized in that:
On the suction port of air compressor, be provided with air solenoid electric valve V2.
8. according to the afterburning gas powered internal combustion engine of the waste heat of one of claim 1～5, it is characterized in that:
According to power difference, the afterburning gas powered internal combustion engine of waste heat configures one or more internal combustion cylinder, the afterburning cylinder of one or more air compressing cylinders and one or more pressurized air.
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| CN201320814367.8U CN203756325U (en) | 2013-12-12 | 2013-12-12 | Waste heat stressing pneumatic internal combustion engine |
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| CN201320814367.8U CN203756325U (en) | 2013-12-12 | 2013-12-12 | Waste heat stressing pneumatic internal combustion engine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103644026A (en) * | 2013-12-12 | 2014-03-19 | 李春崇 | Waste heat thrust augmentation pneumatic internal combustion engine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103644026A (en) * | 2013-12-12 | 2014-03-19 | 李春崇 | Waste heat thrust augmentation pneumatic internal combustion engine |
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