CN110118125A - A kind of variable cycle engine - Google Patents

A kind of variable cycle engine Download PDF

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Publication number
CN110118125A
CN110118125A CN201810117302.5A CN201810117302A CN110118125A CN 110118125 A CN110118125 A CN 110118125A CN 201810117302 A CN201810117302 A CN 201810117302A CN 110118125 A CN110118125 A CN 110118125A
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CN
China
Prior art keywords
cylinder
cooling
deflagrating jar
valve
combustion
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201810117302.5A
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Chinese (zh)
Inventor
古长澍
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Individual
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Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201810117302.5A priority Critical patent/CN110118125A/en
Publication of CN110118125A publication Critical patent/CN110118125A/en
Pending legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B41/00—Engines characterised by special means for improving conversion of heat or pressure energy into mechanical power
    • F02B41/02—Engines with prolonged expansion
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00—Other engines
    • F02B75/02—Engines characterised by their cycles, e.g. six-stroke
    • F02B75/021—Engines characterised by their cycles, e.g. six-stroke having six or more strokes per cycle
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02G—HOT GAS OR COMBUSTION-PRODUCT POSITIVE-DISPLACEMENT ENGINE PLANTS; USE OF WASTE HEAT OF COMBUSTION ENGINES; NOT OTHERWISE PROVIDED FOR
    • F02G1/00—Hot gas positive-displacement engine plants
    • F02G1/04—Hot gas positive-displacement engine plants of closed-cycle type
    • F02G1/043—Hot gas positive-displacement engine plants of closed-cycle type the engine being operated by expansion and contraction of a mass of working gas which is heated and cooled in one of a plurality of constantly communicating expansible chambers, e.g. Stirling cycle type engines
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Abstract

The invention discloses a kind of variable cycle engines, including deflagrating jar, cooling cylinder, deflagrating jar combustion chamber, combustion cylinder piston, cooling the cylinder piston, tail gas exhaust gear, recuperative chamber, crank connecting rod power output shaft, tail gas exhaust valve, cooling cylinder combustion chamber, cooling cylinder intake valve, cooling cylinder circulation valve, deflagrating jar circulation valve, burning cylinder intake valve, heat dissipation cavity.Deflagrating jar is recycled equipped with the control of circulating air door and the gas of recuperative chamber, and cooling cylinder is recycled equipped with the control of circulating air door and the gas of heat dissipation cavity.Tail gas exhaust gear is housed in the place close to heat dissipation cavity, exhaust gas cleaner and regenerator are housed in recuperative chamber, engine is to become circulating working mode circular work.There are five expansion strokes for engine, become the acting of Stirling cycle mode expansions in the 5th stroke, six-stroke, take full advantage of the dump energy of combustion gas working medium, improve the efficiency of engine.

Description

A kind of variable cycle engine
Technical field
The invention belongs to a kind of mechanical devices.More particularly to a kind of motive power machine device of double cylinder IC engine.
Background technique
Internal combustion engine is a kind of by making fuel in machine internal-combustion, and the thermal energy released is directly changed into power Thermal Motor.It is the most universal with internal-combustion piston engine.Internal-combustion piston engine mixes with air fuel, in its cylinder internal combustion It burns, releasing thermal energy makes the combustion gas that high temperature and pressure is generated in cylinder.Combustion gas expands against piston acting, then passes through crank connecting link machine Structure exports mechanical work, driving follower work.When piston moves back and forth in cylinder, moved to from one end of cylinder another The process at end is a stroke.Ordinary internal combustion engine is mostly quartastroke engine.It is divided into intake stroke, compression stroke, acting Stroke and exhaust stroke.Mainly there are the gasoline engine of four stroke Otto cycle modes and the diesel engine of four stroke Di Saier circulation patterns Two kinds.
With getting worse for world energy sources crisis, environmental pollution is more severe, in order to reduce greenhouse gas emission, improves Production of energy service efficiency proposes more stringent requirement in terms of the energy conservation and environmental-protecting performance to internal combustion engine.Existing internal combustion engine When work, the total amount of heat that fuel is released in cylinder, gasoline engine at most only 38% can be changed into mechanical work, and diesel engine is at most only There is 45% can be changed into mechanical work.Other parts are finally lost except engine with different thermaltransmission modes.This part The heat of disappearance generally comprises the heat of the heat of the heat, discharge loss that pass to cooling medium, radiation loss.Improve cylinder Heating power index, the thermal efficiency of internal combustion engine can be improved.
Summary of the invention
It is an object of the present invention to provide a kind of with the internal combustion engine for becoming circulation pattern, improves the thermal efficiency, effectively reduces petroleum Pressure in short supply alleviates CO2 emission bring environmental pressure.
The technical scheme is that a kind of variable cycle engine, including deflagrating jar, cooling cylinder, deflagrating jar combustion chamber, combustion Burn steam-cylinder piston, cooling the cylinder piston, tail gas exhaust gear, recuperative chamber, crank connecting rod power output shaft, tail gas exhaust valve, cooling Cylinder combustion chamber, cooling cylinder intake valve, cooling cylinder circulation valve, deflagrating jar circulation valve, burning cylinder intake valve, heat dissipation cavity.Exhaust Mechanism is furnished with exhaust valve, silencer.Deflagrating jar and cooling cylinder are equipped with combustion chamber, and deflagrating jar is controlled equipped with circulating air door and backheat The gas of chamber recycles, and cooling cylinder is recycled equipped with the control of circulating air door and the gas of heat dissipation cavity.Deflagrating jar passes through integrated backheating chamber Heat dissipation cavity is connected with cooling cylinder, and deflagrating jar does not have tail gas exhaust gear, and tail gas air exhauster is housed in the place close to heat dissipation cavity Structure is equipped with exhaust gas cleaner and regenerator in recuperative chamber, and in order to simplify calculating and explanation, the stroke concept of this engine is two A cylinder adds up one cylinder trip distance of movement, and engine is to become circulating working mode circular work.
First stroke stage, combustion cylinder piston are run down in top dead centre, deflagrating jar IC Intake Valve Closes, deflagrating jar circulation Valve-closing, the high pressure mixing fuel gas ignition in deflagrating jar upper combustion chamber, expansion work.Cooling cylinder circulation valve closes It closes, cooling cylinder intake valve is closed, while cooling the cylinder piston is run up under top dead centre, compresses cooling cylinder fuel combination gas.
Second stroke stage, combustion cylinder piston are run down on lower dead center, combustion gas working medium expansion work, deflagrating jar into Valve-closing, deflagrating jar recycle valve and open, and the high-temperature high-pressure fuel gas after acting in deflagrating jar is by recuperative chamber to combustion gas work Matter heat exchange.Cooling cylinder intake valve is closed, and cooling cylinder recycles valve-closing, and cooling the cylinder piston is run down in top dead centre, cooling cylinder It burns indoor high pressure mixing fuel gas ignition, expansion work.
Third stroke stage, combustion cylinder piston are run up in lower dead center, deflagrating jar IC Intake Valve Closes, deflagrating jar circulation Valve is opened, and the high-temperature high-pressure fuel gas after acting in deflagrating jar exchanges heat to combustion gas working medium by recuperative chamber.Cooling cylinder intake valve It closes, cooling cylinder circulation valve is opened, and cooling the cylinder piston is run down on lower dead center, and the combustion gas working medium in deflagrating jar is passed through back It is mixed after hot cavity radiating chamber with the combustion gas working medium of cooling cylinder, expansion work.
4th stroke stage, combustion cylinder piston are run up under top dead centre, and deflagrating jar IC Intake Valve Closes, deflagrating jar follows Ring valve is opened, and the combustion gas working medium in deflagrating jar is shunk by the heat exchange of recuperative chamber heat dissipation cavity.Cooling cylinder intake valve is closed, cooling cylinder It recycles valve to open, cooling the cylinder piston is run up in lower dead center, the combustion gas working medium cooling meat of cooling cylinder.
5th stroke stage, combustion cylinder piston are run down in top dead centre, deflagrating jar IC Intake Valve Closes, deflagrating jar circulation Valve is opened, and the combustion gas working medium in recuperative chamber is discharged to deflagrating jar, expansion work.Cooling cylinder circulation valve is opened, cooling cylinder into Valve-closing, while cooling the cylinder piston is run up under top dead centre, passes through the cooling combustion gas working medium of heat dissipation cavity.
Six-stroke stage, combustion cylinder piston are run down on lower dead center, and deflagrating jar IC Intake Valve Closes, deflagrating jar follows Ring valve is opened, and the combustion gas working medium in recuperative chamber is discharged to deflagrating jar, expansion work.Cooling cylinder intake valve is closed, and cooling cylinder follows Ring valve is opened, and cooling the cylinder piston is run down in top dead centre, cooling cylinder combustion gas working medium expansion work.
7th stroke stage, combustion cylinder piston are run up in lower dead center, deflagrating jar IC Intake Valve Closes, deflagrating jar circulation Valve is opened, and the combustion gas working medium after acting in deflagrating jar exchanges heat to combustion gas working medium by recuperative chamber.Cooling cylinder intake valve is closed, Cooling cylinder circulation valve is opened, and cooling the cylinder piston is run down in top dead centre, cooling cylinder combustion gas working medium expansion work.
8th stroke stage, combustion cylinder piston are run up under top dead centre, and deflagrating jar IC Intake Valve Closes, deflagrating jar follows Ring valve is opened, and the combustion gas working medium in deflagrating jar is shunk by the heat exchange of recuperative chamber heat dissipation cavity.Tail gas exhaust valve is opened simultaneously, heat exchange Exhaust gas afterwards is discharged in atmosphere by tail gas exhaust gear.Cooling cylinder intake valve is closed, and cooling cylinder circulation valve is opened, cooling The cylinder piston is run up in lower dead center, the combustion gas working medium cooling meat of cooling cylinder.
9th stroke stage, combustion cylinder piston are run down in top dead centre, and burning cylinder intake valve is opened, deflagrating jar circulation Valve-closing, purified air are input to deflagrating jar, mix with the exhaust gas of small scale.Tail gas exhaust valve closing.Cooling cylinder follows Ring valve is opened, and cooling cylinder intake valve is closed, while cooling the cylinder piston is run up under top dead centre, passes through the cooling cylinder of heat dissipation cavity Combustion gas working medium.
Tenth stroke stage, combustion cylinder piston are run down on lower dead center, and deflagrating jar IC Intake Valve Closes, deflagrating jar follows Ring valve-closing, purified air are input to deflagrating jar, mix with the exhaust gas of small scale.Cooling cylinder intake valve is opened, cooling Cylinder recycles valve-closing, and cooling the cylinder piston is run down in top dead centre, and purified air is input to cooling cylinder, with large scale Exhaust gas mixing.
Tenth one-stroke stage, combustion cylinder piston are run up in lower dead center, and deflagrating jar IC Intake Valve Closes, deflagrating jar follows Ring valve-closing, combustion gas compression.Cooling cylinder intake valve is opened, and cooling cylinder recycles valve-closing, and cooling the cylinder piston is on lower dead center It runs down, purified air is input to cooling cylinder, mixes with the exhaust gas of large scale.
Tenth two-stroke stage, combustion cylinder piston are run up under top dead centre, deflagrating jar IC Intake Valve Closes, deflagrating jar Recycle valve-closing, combustion gas compression.Cooling cylinder intake valve is closed, and cooling cylinder recycles valve-closing, and cooling the cylinder piston is in lower dead center It runs up, combustion gas compression.Engine enters first stage stroke and starts state as a result, completes a working cycles.Cylinder pushes away Dynamic crank connecting rod power output shaft circular work.
The invention has the advantages that there are five expansion strokes for engine, it is the first stroke, the second stroke, third respectively Stroke, the 5th stroke, six-stroke.Combustion gas working medium in third stroke and the 7th stroke passes through the heat exchange of regenerator, the 5th Stroke, six-stroke become the acting of Stirling cycle mode expansions, take full advantage of the dump energy of combustion gas working medium, improve hair The efficiency of motivation.The air and amount of fuel addition of the deflagrating jar of engine are more than the air and amount of fuel addition of cooling cylinder, The cooling cylinder of three strokes utilizes the dump energy expansion work of deflagrating jar combustion gas working medium, a work in entire engine system circulation Plug is equivalent to six strokes, two stroke actings and has an effect, and comparison four, the conventional, four-stroke internal combustion engine stroke of stroke one acting is had an effect Mechanical efficiency correspondinglys increase.The deflagrating jar of engine does appropriate isothermal holding, fuel mixture burns and expansion work phase When the efficiency and power output in insulation, cylinder acting are correspondingly improved.Exhaust gas cleaner is housed in recuperative chamber and is kept 600 degrees Celsius or more of high temperature, purification efficiency correspondingly increase.Combustion phases has exhaust gas participation, and nitrogen oxides has corresponding reduction, Reach the emission level to atmosphere safety.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Attached drawing 1 is the structural schematic diagram of embodiment 1:
In figure: 1. deflagrating jars, 2. cooling cylinders, 3. combustion cylinder pistons, 4. cooling the cylinder pistons, 5. deflagrating jar combustion chambers, 6. tail gas exhaust gear, 7. recuperative chambers, 8. crank connecting rod power output shafts, 9. cooling cylinder combustion chambers, 10. deflagrating jar air inlets Door, 11. cooling cylinder intake valves, 12. deflagrating jars recycle valve, and 13. cooling cylinders recycle valve, 14. heat dissipation cavities, 15. tail gas row Valve.
Specific embodiment
Embodiment 1:
Referring to attached drawing 1, the structure of the present embodiment is that it includes deflagrating jar 1, cools down cylinder 2, deflagrating jar combustion chamber 5, combustion cylinder work Plug 3, cooling the cylinder piston 4, tail gas exhaust gear 6, recuperative chamber 7, crank connecting rod power output shaft 8, tail gas exhaust valve 15, cooling cylinder Combustion chamber 9, cooling cylinder intake valve 11, cooling cylinder circulation valve 13, deflagrating jar circulation valve 12, burning cylinder intake valve 10, heat dissipation Chamber 14.Additional heat preservation and high temperature resistant processing are done in recuperative chamber 7 and deflagrating jar combustion chamber 5, and deflagrating jar 1 is done at high temperature resistant and appropriate heat dissipation Reason, cooling cylinder 7 and heat dissipation cavity 14 do radiating treatment.It is furnished with intake valve, spark plug, fuel injector in combustion chamber.Tail gas exhaust gear 6 Equipped with tail gas exhaust valve 15, silencer.Deflagrating jar 1 and cooling cylinder 2 are equipped with combustion chamber, and deflagrating jar 1 is controlled equipped with circulating air door It is recycled with the gas of recuperative chamber 7, cooling cylinder 2 is recycled equipped with the control of circulating air door and the gas of heat dissipation cavity 14.Deflagrating jar 1 passes through one Body recuperative chamber heat dissipation cavity is connected with cooling cylinder 2, and tail gas exhaust gear 6 is housed above the pipeline close to heat dissipation cavity 14, returns Exhaust gas cleaner and regenerator are housed, engine is to become circulating working mode circular work in hot chamber 7.
First stroke stage, combustion cylinder piston 3 are run down in top dead centre, and burning cylinder intake valve 10 is closed, deflagrating jar It recycles valve 12 to close, the high pressure mixing fuel gas ignition in deflagrating jar combustion chamber 5, expansion work.Cooling cylinder circulating air Door 13 is closed, and cooling cylinder intake valve 11 is closed, while cooling the cylinder piston 4 is run up under top dead centre, is compressed and is mixed in cooling cylinder 2 Close fuel gas.
Second stroke stage, combustion cylinder piston 3 are run down on lower dead center, combustion gas working medium expansion work, deflagrating jar Inlet valve 10 is closed, and deflagrating jar recycles valve 12 and opens, and the high-temperature high-pressure fuel gas after acting in deflagrating jar 1 passes through recuperative chamber 7 It exchanges heat to combustion gas working medium.Cooling cylinder intake valve 11 is closed, and cooling cylinder circulation valve 13 is closed, cooling the cylinder piston 4 top dead centre to Lower operation cools down the high pressure mixing fuel gas ignition in cylinder combustion chamber 9, expansion work.
Third stroke stage, combustion cylinder piston 3 are run up in lower dead center, and burning cylinder intake valve 10 is closed, deflagrating jar It recycles valve 12 to open, the high-temperature high-pressure fuel gas after acting in deflagrating jar 1 exchanges heat to combustion gas working medium by recuperative chamber 7.It is cooling Cylinder intake valve 11 is closed, and cooling cylinder circulation valve 13 is opened, and cooling the cylinder piston 4 is run down on lower dead center, in deflagrating jar 1 Combustion gas working medium mixes after 7 heat dissipation cavity 14 of recuperative chamber with the combustion gas working medium of cooling cylinder 2, expansion work.
4th stroke stage, combustion cylinder piston 3 are run up under top dead centre, and burning cylinder intake valve 10 is closed, burning Cylinder recycles valve 12 and opens, and the combustion gas working medium in deflagrating jar 1 is shunk by the heat exchange of 7 heat dissipation cavity 14 of recuperative chamber.Cooling cylinder intake valve 11 close, and cooling cylinder circulation valve 13 is opened, and cooling the cylinder piston 4 is run up in lower dead center, and the combustion gas working medium of cooling cylinder 2 is cooling Compression.
5th stroke stage, combustion cylinder piston 3 are run down in top dead centre, and burning cylinder intake valve 10 is closed, deflagrating jar It recycles valve 12 to open, the combustion gas working medium in recuperative chamber 7 is discharged to deflagrating jar 1, expansion work.Cooling cylinder circulation valve 13 is beaten It opens, cooling cylinder intake valve 11 is closed, while cooling the cylinder piston 4 is run up under top dead centre, passes through the cooling combustion gas of heat dissipation cavity 14 Working medium.
Six-stroke stage, combustion cylinder piston 3 are run down on lower dead center, and burning cylinder intake valve 10 is closed, burning Cylinder recycles valve 12 and opens, and the combustion gas working medium in recuperative chamber 7 is discharged to deflagrating jar 1, expansion work.Cooling cylinder intake valve 11 closes It closes, cooling cylinder circulation valve 13 is opened, and cooling the cylinder piston 4 is run down in top dead centre, and the expansion of combustion gas working medium is done in cooling cylinder 2 Function.
7th stroke stage, combustion cylinder piston 3 are run up in lower dead center, and burning cylinder intake valve 10 is closed, deflagrating jar It recycles valve 12 to open, the combustion gas working medium after acting in deflagrating jar 1 exchanges heat to combustion gas working medium by recuperative chamber 7.Cooling cylinder into Valve 11 is closed, and cooling cylinder circulation valve 13 is opened, and cooling the cylinder piston 4 is run down in top dead centre, combustion gas working medium in cooling cylinder 2 Expansion work.
8th stroke stage, combustion cylinder piston 3 are run up under top dead centre, and burning cylinder intake valve 10 is closed, burning Cylinder recycles valve 12 and opens, and the combustion gas working medium in deflagrating jar 1 is shunk by the heat exchange of 7 heat dissipation cavity 14 of recuperative chamber.Tail gas exhaust simultaneously Door 15 is opened, and the exhaust gas after heat exchange is discharged in atmosphere by tail gas exhaust gear 6.Cooling cylinder intake valve 11 is closed, cooling cylinder It recycles valve 13 to open, cooling the cylinder piston 4 is run up in lower dead center, the combustion gas working medium cooling meat in cooling cylinder 2.
9th stroke stage, combustion cylinder piston 3 are run down in top dead centre, and burning cylinder intake valve 10 is opened, deflagrating jar It recycles valve 12 to close, purified combustion gas is input to deflagrating jar 1, mixes with the exhaust gas of small scale.Tail gas exhaust valve 12 is closed. Cooling cylinder circulation valve 13 is opened, and cooling cylinder intake valve 11 is closed, while cooling the cylinder piston 4 is run up under top dead centre, is led to Cross the cooling combustion gas working medium of heat dissipation cavity 14.
Tenth stroke stage, combustion cylinder piston 3 are run down on lower dead center, and burning cylinder intake valve 10 is closed, burning Cylinder recycles valve 12 and closes, and purified combustion gas is input to deflagrating jar 1, mixes with the exhaust gas of small scale.Cooling cylinder intake valve 11 It opens, cooling cylinder circulation valve 13 is closed, and cooling the cylinder piston 4 is run down in top dead centre, and purified combustion gas is fired into cooling Cylinder 2 is mixed with the exhaust gas of large scale.
Tenth one-stroke stage, combustion cylinder piston 3 are run up in lower dead center, and burning cylinder intake valve 10 is closed, burning Cylinder recycles valve 12 and closes, combustion gas compression.Cooling cylinder intake valve 11 is opened, and cooling cylinder circulation valve 13 is closed, cooling the cylinder piston 4 It is run down on lower dead center, purified combustion gas is input to cooling cylinder 2, mixes with the exhaust gas of large scale.
Tenth two-stroke stage, combustion cylinder piston 3 are run up under top dead centre, and burning cylinder intake valve 10 is closed, combustion It burns cylinder circulation valve 12 to close, combustion gas compression.Cooling cylinder intake valve 11 is closed, and cooling cylinder circulation valve 13 is closed, and cooling cylinder is living Plug 4 is run up in lower dead center, combustion gas compression.Engine enters first stage stroke and starts state as a result, completes a job Circulation.8 circular work of cylinder-pushed crank connecting rod power output shaft.
Embodiment 2:
Unlike the first embodiment, it is by cylinder combination in multiple groups embodiment 1 on a power output shaft.Engine operation When each group cylinder respectively with the timing circular work of variable cycle.
Embodiment 3:
Unlike the first embodiment, it is by cylinder combination in multiple groups embodiment 1 on two power output shafts.
Two power output shafts, which are twisted together, rotates output power, and each group cylinder is respectively with variable cycle when engine is run Timing circular work.
Embodiment 4:
Unlike the first embodiment, cooling the cylinder piston crank shaft angle when running work falls behind 80 degree to 120 of combustion cylinder piston Degree.
Embodiment 5:
Unlike the first embodiment, combustion chamber is furnished with glow plug, high-voltage electricity ignition spark plug, high pressure fuel injector.Convenient for compression ignition and It lights, realizes that pluralities of fuel is applied on the engine.
Embodiment 6:
Unlike the first embodiment, storage heater and insulating layer are housed outside recuperative chamber.The heat under Different Work Condition of Engine may be implemented Amount recycling.
Embodiment 7:
Unlike the first embodiment, turbocharging equipment is added in intake and exhaust mechanism.The power of small displacement engine may be implemented Promotion and fuel economy.
Embodiment 8:
Unlike the first embodiment, the tail gas exhaust gear that engine will be close to heat dissipation cavity is moved mounted in the upper of cooling cylinder combustion chamber Side, is conducive to the exhaust gas being discharged in cooling cylinder, increases the power of engine.
Embodiment 9:
Unlike the first embodiment, cooling cylinder recycles valve, and deflagrating jar circulation valve is that bacterium shape dual valve is mounted side by side on cylinder On, increase circulating flow rate, improves efficiency.Cooling cylinder recycles valve, and it may be that butterfly-shaped valve is mounted on that deflagrating jar, which recycles valve, On cylinder, increases circulating flow rate, improve efficiency.
Only several embodiments of the present invention are expressed for embodiment described above, and description is more specific, but can not It is interpreted as limitation of the scope of the invention.For those of ordinary skill in the art, before not departing from present inventive concept It puts, various modifications and improvements can be made, and these are all within the scope of protection of the present invention.

Claims (7)

1. a kind of variable cycle engine has deflagrating jar, cylinder, deflagrating jar combustion chamber, combustion cylinder piston, cooling cylinder work are cooled down Plug, tail gas exhaust gear, recuperative chamber, crank connecting rod power output shaft, tail gas exhaust valve, cooling cylinder combustion chamber, cooling cylinder air inlet Door, cooling cylinder recycle valve, and deflagrating jar recycles valve, and burn cylinder intake valve, heat dissipation cavity, it is characterised in that deflagrating jar is equipped with circulation Valve control and the gas of recuperative chamber recycle, and cooling cylinder is recycled equipped with the control of circulating air door and the gas of heat dissipation cavity.
2. variable cycle engine according to claim 1, it is characterized in that become the acting of the cylinder cycle of modes of circulation.
3. variable cycle engine according to claim 1, it is characterized in that cooling the cylinder piston crankshaft corner when running work 80 degree to 120 degree of after-combustion steam-cylinder piston.
4. variable cycle engine according to claim 1, it is characterized in that being equipped with storage heater and insulating layer outside recuperative chamber.
5. variable cycle engine according to claim 1, it is characterized in that deflagrating jar does not have tail gas exhaust gear.
6. variable cycle engine according to claim 1, it is characterized in that additional heat preservation and high temperature resistant are done in deflagrating jar combustion chamber Processing, deflagrating jar do high temperature resistant and appropriate radiating treatment, and cooling cylinder and heat dissipation cavity do radiating treatment.
7. variable cycle engine according to claim 1, it is characterized in that deflagrating jar by integrated backheating cavity radiating chamber with Cooling cylinder is connected.
CN201810117302.5A 2018-02-06 2018-02-06 A kind of variable cycle engine Pending CN110118125A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810117302.5A CN110118125A (en) 2018-02-06 2018-02-06 A kind of variable cycle engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810117302.5A CN110118125A (en) 2018-02-06 2018-02-06 A kind of variable cycle engine

Publications (1)

Publication Number Publication Date
CN110118125A true CN110118125A (en) 2019-08-13

Family

ID=67519851

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810117302.5A Pending CN110118125A (en) 2018-02-06 2018-02-06 A kind of variable cycle engine

Country Status (1)

Country Link
CN (1) CN110118125A (en)

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