CN101503974A

CN101503974A - Optional fuel hybrid type engine

Info

Publication number: CN101503974A
Application number: CNA2008101429061A
Authority: CN
Inventors: 刘红旗
Original assignee: Taiyuan University of Technology
Current assignee: Taiyuan University of Technology
Priority date: 2008-07-08
Filing date: 2008-07-08
Publication date: 2009-08-12
Anticipated expiration: 2028-07-08
Also published as: CN101503974B

Abstract

The invention relates to a compound engine with optional fuels. Because of the advantages of the characteristic of applying work by burning optional working substance fuels, applying work by continuous burning and the like, the compound engine not only solves the problem of uneven running of a four-stroke engine and a rotary polygonal piston engine and the problems of burning restriction and burning condition restriction in a limited time, but also overcomes the limitation that only one definite fuel can be used, in particular solves the problems of great fuel consumption and extra-low heat availability by using the advantage of tight leak tightness of a two-stroke working machine piston set and an air cylinder II wall and using the superiorities of high rotating speed and high efficiency of a waste gas rotor pressure booster. Besides, a valve actuating mechanism for a large-torque variable speed motor and a large-torque planet gear, which is controlled by a microcomputer ECU, is applied to the compound engine with the optional fuels, thus the compound engine with the optional fuels can also provide various power outputs and reverse rotary power outputs.

Description

Optional fuel hybrid type engine

Affiliated technical field

The present invention relates to a kind of new work engine, it not only can provide multiple power output, and the output of counterrotating power can be provided, and has especially realized choosing wantonly the optional fuel hybrid type engine of various fuel, makes energy-saving and emission-reduction reach a new level.

Background technique

1. the Otto formula four lines motor of prior art and wankel formula rotary polygonal piston engine, they all need exhaust. air inlet. compress this three interruption processes, just can finish workmanship's process, this workmanship's discontinuity, causing motor instability and discontinuous running is the unsurmountable always defective of prior art motor; The restriction that also has these two kinds of motors all must in now fixing time, burn. the restriction of combustion condition and can only limit the narrow limitation of using definite a kind of fuel is to cause this two kinds of motors such as environmental pollution. the loss of the waste gas energy and the motor power character when low-speed running. unsurmountable defective such as less economical.

2. the gas turbine of prior art, though can overcome the defective of above two kinds of motors, but the high-temperature high-pressure fuel gas after the gas turbine combustion is done man-hour by nozzle to turbine outer rim blade, because the waste gas energy does not have good recovering device behind gas tightness difference between blade and the active chamber wall and the workmanship, cause the huge loss of fuel respectively, so be that the thermal efficiency of gas turbine end is in about 30 percent immediate cause.

3. the Otto formula four-stroke engine distribution device of prior art mostly uses camshaft. a plurality of mechanical parts such as Timing Belt drive intake valve. the opening and closing of exhaust valve, its shortcoming be take up room big. problems such as the big and mechanicalness noise of mechanical wear is big.

4. the Otto formula four-stroke engine of prior art distribution device that motor is rotated in the forward lacks the distribution device of counterrotating.

Summary of the invention

In order to overcome the above shortcoming of prior art, the invention provides a kind of novel optional fuel hybrid type engine, this motor not only can provide a plurality of power outputs, and can provide the output of counterrotating power, especially the motor of having broken through prior art only limits and uses a kind of limitation of fuel qualitative, has realized that this motor can choose the convenience of various fuel wantonly.

Technological scheme to be solved by this invention is: in gas turbine, remove the turbine blade group. turbine and part parts, and extension parts, the parts of the part of staying are deployed. arrangement mode. and annexation and basic parameter, because of no longer narration of identical event with gas turbine, wherein, cylinder block. the salty rebaptism of fuel gas exhaust is that cylinder block I. fuel gas exhaust mouth is gas engine so the machine after improving is named.Its improvement is as follows:

In gas engine, propellant bottle or fuel tank. petrolift and fuel pump shaft. sparger. switch. air-strainer. gas compressor and compressorshaft. blast nozzle. pipeline. the firing chamber. the fuel gas exhaust mouth. storage battery. ignition switch. starter motor, propellant bottle or fuel tank. petrolift. pipeline. sparger. the firing chamber is communicated with in proper order, air-strainer. gas compressor. pipeline. blast nozzle. the firing chamber is communicated with in proper order, fuel pump shaft and compressorshaft are connected to same axle, on gas engine, the hollow ball-shape changing valve is set. solenoid valve. micro computer ECU. relay. igniter I and spark plug I, the hollow ball-shape changing valve comprises: the conversion air chamber. garden plate-like change-over gate. and the changing valve suction port. the changing valve relief opening. changing valve porting I. changing valve porting II. garden plate-like conversion door-hinge, garden plate-like change-over gate is installed in the hollow ball-shape changing valve, garden plate-like change-over gate outer arc end face dress slides with hollow ball shape changing valve inner arc end face with strip of paper used for sealing and contacts, the firing chamber. the fuel gas exhaust mouth. the changing valve suction port is communicated with in proper order, switch connects the unlatching of control gas filter cleaner and propellant bottle or fuel tank or cuts out, battery positive voltage is electrically connected igniting switch one end, solenoid valve connects garden plate-like conversion door-hinge and switch respectively, the ignition switch the other end is electrically connected micro computer ECU, micro computer ECU is six ends of six ends electrical connection relay in addition, relay four ends of seven ends in addition is electrically connected battery positive voltage respectively. solenoid valve. and starter motor and igniter I, igniter I is electrically connected spark plug I, wherein, set spark plug I is fixedly connected on the cylinder block I on the gas turbine, and sparking-plug electrode is stretched in the firing chamber, and the fuel pump shaft. compressorshaft and output main shaft III are connected to same axle.

In the distribution of epitrochoidal engine four process work cycle, remove compression. break out two processes and part parts, change the air inlet workmanship into. the distribution working method of combustion gas two process work cycle, and in the distribution device of every cylinder of three-apexed rotor, increase a suction port II and a relief opening II again, so naming, the machine after improving is waste gas rotor pressurized machine.Its improvement is as follows:

In waste gas rotor pressurized machine, body (cylinder block. cylinder and end cap). the three-apexed rotor piston set. output main shaft and eccentric shaft. flywheel set. the gas seal group. suction port and relief opening. outlet pipe. lubricating system, and the deployment between them. arrangement mode. annexation and basic parameter, because of identical, so not in narration with epitrochoidal engine; Wherein, the cylinder block in the epitrochoidal engine. cylinder. flywheel set. suction port and relief opening rename respectively and are the cylinder block II. cylinder I in the waste gas rotor pressurized machine. flywheel set I. suction port I and relief opening I.

In waste gas rotor pressurized machine, the place offers suction port II at former epitrochoidal engine spark plug, the relief opening II that offers separated by a distance, just the cylinder block II offside hand-deliver fork at suction port I and relief opening I is provided with suction port II and relief opening II, and the distance that is provided with between relief opening II and the suction port II is same as the distance that suction port I and relief opening I are separated by, magnetic clutch and output main shaft III are set on flywheel set I, suction port I is communicated with the changing valve relief opening with suction port II by pipeline, relief opening I is communicated with outlet pipe with relief opening II respectively by pipeline, output main shaft II connects output main shaft III by the magnetic clutch that is provided with on the flywheel set, and a relay end of seven ends in addition is electrically connected magnetic clutch.

The above is the structural principle of single cylinder I waste gas rotor pressurized machine, also the structural principle with single cylinder I waste gas rotor pressurized machine is identical for each cylinder I of the structural principle of multi cylinder I waste gas rotor pressurized machine by that analogy, in order to make the balance of multi cylinder I waste gas rotor pressurized machine rotation, the arrangement mode and the basic parameter of workmanship's order of multi cylinder I waste gas rotor pressurized machine are because of no longer narration of identical event with epitrochoidal engine.

Waste gas rotor pressurized machine is because of having adopted the advantage of the high rotating speed of wankel formula rotary polygonal piston engine, improved again, three-apexed rotor pistons work one circle, just three of the three-apexed rotor piston separated active chambers are finished six times two process workmanship circulations respectively, then drive output main shaft I rotary work three circles, make the higher of rotating speed and effect change, drive gas compressor and petrolift that output main shaft III connects again, then many than drive mixed gas compression that gas compressor and petrolift supply with the gas engine firing chamber with respect to gas turbine than high to the mixed gas compression of supplying with the gas engine firing chamber, so this is one of approach of raising indefinite fuel hybrid type engine working heat efficient.

In Otto formula four-stroke engine, remove compression. the two stroke distribution devices and the part parts that break out, change the air inlet workmanship into. the working method of the electronic distribution device of combustion gas two strokes, and change electronic distribution device and the increase and decrease part parts that the four-stroke engine distribution device is two stroke working methods, be two stroke workmanship machines so the machine after improving is named.Its improvement is as follows:

In two stroke workmanship machines, body mechanism comprises cylinder block. cylinder. and crankcase, or the like parts, linkage mechanism comprises piston set. connection rod set. and the bent axle group. output shaft. the flywheel set of fluid clutch group and fluid clutch. the output shaft of fluid clutch group, or the like parts, flexuose disc signal rotor and crankshaft position sensor, distribution device comprises the valve group. the type of valve group. and the deployment of valve group. the number of valve and arrangement mode, cooling system, lubricating system, and the deployment between them. arrangement mode. annexation and basic parameter, because of no longer narration of identical event with Otto formula four-stroke engine; Wherein, spark plug in the Otto formula four-stroke engine. cylinder block. cylinder. flywheel set. output shaft. output shaft. intake valve. exhaust valve. intake manifold. the spark plug II. cylinder block III. cylinder I I. flywheel set II. output shaft I. output shaft II. valve group I. valve group II. intake and exhaust manifold I. intake and exhaust manifold II in the gas exhaust manifold difference called after two stroke workmanship machines, output shaft I and output shaft II are same axle, output shaft II connects flywheel set II, intake and exhaust manifold I is communicated with changing valve porting I by pipeline, and intake and exhaust manifold II is communicated with changing valve porting II by pipeline.

In the electronic distribution device of two stroke workmanship machines, electronic transmission group is set, comprise: crankshaft position sensor. flexuose disc signal rotor. angle transducer, variable speed electric motors, particularly. the axle of planetary pinion I and planetary pinion I. the axle of planetary pinion II and planetary pinion II. protruding I. projection II. bearing and support, wherein, variable speed electric motors, particularly is a brushless direct-current. sensor senses. and the stepless change of intelligent control. the slow-speed of revolution. the motor of big torque, planetary pinion is sun gear (central gear). ring gear. and planet carrier. planet wheel. the reducing gear of big torque, on cylinder block III, angle transducer is set. support and crankshaft position sensor, on output shaft I, flexuose disc signal rotor is set, permanent magnet magnetic head in the crankshaft position sensor is over against flexuose disc signal rotor, air gap between permanent magnet magnetic head in the crankshaft position sensor and flexuose disc signal rotor is in 0.2 to 0.4 millimeter scope, Bearing Installation is on support, the axle of planetary pinion I is same axle with the axle of planetary pinion II, the axle of planetary pinion I. the axle of planetary pinion II is installed on the bearing, the axle of variable speed electric motors, particularly and planetary pinion I. the axle of planetary pinion II is connected, planetary pinion I is connected with protruding I, planetary pinion II is connected with protruding II, projection I spends with the phase difference mutually 180 of protruding II, projection I. projection II is 1 to 1 with the rotating cycle ratio of bent axle group, and equates also synchronously with the rotating speed of flexuose disc signal rotor and with the rotating speed of output shaft I.

On cylinder block III, set-point firearm II, the relay in addition two ends of seven ends is electrically connected the end of variable speed electric motors, particularly and igniter II respectively, and the other end of igniter II is electrically connected spark plug II, crankshaft position sensor two ends. and the angle transducer two ends are electrically connected micro computer ECU respectively.

The above is the structural principle of single cylinder I I two stroke workmanship machines, each cylinder I I of the structural principle of multi cylinder II two stroke workmanship machines by that analogy, also the structural principle with single cylinder I I two stroke workmanship machines is identical, in order to make the balance of multi cylinder II two stroke workmanship machines rotation, the arrangement mode and the basic parameter of workmanship's order of multi cylinder II two stroke workmanship machines are because of no longer narration of identical event with Otto formula four-stroke engine.

In the electronic distribution device of two stroke workmanship machines, a part of cylinder I I number in multi cylinder II number, be set to the electronic transmission group of cylinder-variable II number, its mechanical transmission mechanism is identical with the mechanical transmission mechanism of the electronic distribution device of two stroke workmanship machines, so not in narration, variable speed electric motors, particularly: the signal of gathering according to angle transducer and each sensor, after micro computer ECU computing, control the opening and closing of the variable speed electric motors, particularly number of a part of cylinder I I number in the multi cylinder II number by micro computer ECU.

Micro computer ECU is crankshaft position sensor. the signal that angle transducer and each sensor are gathered, after micro computer ECU computing, export the rotating speed of the variable speed electric motors, particularly of control by micro computer ECU. the just commentaries on classics of variable speed electric motors, particularly. or the opening and closing of the counter-rotating of variable speed electric motors, particularly and variable speed electric motors, particularly, wherein, the rotating speed of variable speed electric motors, particularly: be rotating speed according to the detected flexuose disc of crankshaft position sensor signal rotor, after micro computer ECU computing, rotating speed drive planetary pinion I and planetary pinion II by micro computer ECU output control variable speed electric motors, particularly rotate and increase torque output, making the protruding I. projection II and the rotating cycle ratio of bent axle group is 1 to 1, and equate with the rotating speed of flexuose disc signal rotor and with the rotating speed of output shaft I and synchronously, planetary pinion I and planetary pinion II drive the protruding I and the protruding II of phase phase difference 180 degree, and jack-up is opened the valve group I and the valve group II of work respectively;

The just commentaries on classics of variable speed electric motors, particularly. or the counter-rotating of variable speed electric motors, particularly: (1) is opened ignition switch and the switch of propellant bottle or fuel tank and air-strainer is left big Q second simultaneously, or when angle transducer and various sensor predict the downward inclination angle of optional fuel hybrid type engine and spend less than X. when positive pitch is spent less than Y and according to the needs of optional fuel hybrid type engine power, micro computer ECU control variable speed electric motors, particularly just is automatically changeb to and changes, the first jack-up of then protruding I is opened valve group I, behind the Rotate 180 degree, projection II jack-up is opened valve group II, valve group I closes, (2) when the counterrotating of need optional fuel hybrid type engine: open ignition switch and break is controlled V second, or when angle transducer predicts the downward inclination angle of optional fuel hybrid type engine and surpasses X and spend, micro computer ECU control variable speed electric motors, particularly is automatically changeb to counterrotating, the first jack-up of then protruding II is opened valve group II, after the backspin turnback, projection I jack-up is opened valve group I, and valve group II closes;

The opening and closing of variable speed electric motors, particularly: (1) is when angle transducer and various sensor predict the optional fuel hybrid type engine positive pitch when surpassing Y and spending and according to the needs of optional fuel hybrid type engine power: micro computer ECU is according to the arrangement mode and the basic parameter of workmanship's order of multi cylinder II two stroke workmanship machines, select for use the variable speed electric motors, particularly number of a part of cylinder I I number in the control multi cylinder II number to open, drive planetary pinion I and planetary pinion II rotation and increase torque output, pass to respectively then connect the rotation differ 180 the degree protruding I and protruding II, jack-up is opened the valve group I and the valve group II of work respectively, the variable speed electric motors, particularly that does not increase is still closed, just do not drive planetary pinion I and planetary pinion II rotation yet, then a part of cylinder I I number in the multi cylinder II number of optional fuel hybrid type engine increases automatically, as: V-type eight cylinders two stroke workmanship machines, four cylinder I I of 1.4.6.7 number in the eight cylinder I I numbers is the electronic distribution device of cylinder-variable II number, when with six cylinder I I work of 3.5.7.2.6.8, two variable speed electric motors, particularlies of micro computer ECU control increase the variable speed electric motors, particularly work of 6.7 2 cylinder I I automatically, 1.4 the variable speed electric motors, particularly of two cylinder I I is not worked, (2) when predicting the downward inclination angle of optional fuel hybrid type engine and spend less than X. when positive pitch is spent less than Y and according to the needs of optional fuel hybrid type engine power: micro computer ECU is according to the arrangement mode and the basic parameter of workmanship's order of multi cylinder II two stroke workmanship machines, select for use the variable speed electric motors, particularly number of a part of cylinder I I number in the control multi cylinder II number to close, then a part of cylinder I I number in the multi cylinder II number of optional fuel hybrid type engine reduces automatically, as: V-type eight cylinders two stroke workmanship machines, four cylinder I I of 1.4.6.7 number in the eight cylinder I I numbers is the electronic distribution device of cylinder-variable II number, when with four cylinder I I work of 3.5.2.8, four variable speed electric motors, particularlies of micro computer ECU control stop the variable speed electric motors, particularly work of four cylinder I I of 1.4.6.7 automatically.Thereby finish the proper functioning of two stroke workmanship machines. the work of the cylinder-variable II number of the work of the forward or reverse of two stroke workmanship machines and two stroke workmanship machines, and exportable various power, especially improved the thermal efficiency of optional fuel hybrid type engine, made energy-saving and emission-reduction reach a new level.

Two stroke workmanship machines are because of having adopted the various advantages of Otto formula four-stroke engine, especially the piston set and the good gas tightness of cylinder I I of Otto formula four-stroke engine have been adopted, with respect to the turbine outer rim blade of gas turbine and the gas tightness between the turbine active chamber wall be eager to excel many, expansion workmanship combustion gas among the cylinder I I, multiple tracks piston gas ring and the sealing of multiple tracks piston scraper ring on the piston are not only arranged, and also have lubricant oil to help sealing, so the combustion gas missed relatively than the combustion gas of being missed between the turbine outer rim blade of gas turbine and the turbine active chamber wall lack many, so this be raising optional fuel hybrid type engine working heat efficient approach two.

In optional fuel hybrid type engine, the hollow ball-shape changing valve is arranged on the top of gas engine, electronic distribution device is arranged on the top of two stroke workmanship machines, waste gas rotor pressurized machine is not because of installing cooling system, so be arranged on the gas engine front portion with over against air draught in order to air cooling, and use with the waste gas rotor pressurized machine more than the two cylinder I numbers, two stroke workmanship machines are arranged on the gas engine rear portion, in order to outputting power backward, and be that two stroke workmanship machines of the electronic distribution device of cylinder-variable II number are used with a part of cylinder I I number in the multi cylinder II number.Wherein, gas engine. the hollow ball-shape changing valve. waste gas rotor pressurized machine. the firing chamber of two stroke workmanship machines. the conversion air chamber. cylinder I. the material therefor of cylinder I I, preferably select the stupalith of high temperature high voltage resistant for use, or select the high temperature high voltage resistant alloy material for use, in order to complete machine effect that improves the indefinite fuel hybrid type engine and the complete machine weight that alleviates the indefinite fuel hybrid type engine, especially to the adaptability that improves fuel (methyl alcohol. kerosene. coal-seam gas. rock gas. gasoline. diesel oil etc.) be of great benefit to.

Certainly for further energy-conservation and reduction of discharging, relief opening at waste gas rotor pressurized machine increases one-level exhaust gas turbocharge device (this device is prior art products) again, air after its supercharging is put into gascollecting cap cylinder, give the fuel chamber of gas engine then by pipeline, with further increase mixed gas compression ratio and air oxygen content, improve the thermal efficiency of this motor, perhaps, allow the high compression ratio air of putting into gas receiver after its supercharging substitute starter belt dynamic pressure mechanism of qi and petrolift, the stand-by power of using as the starting optional fuel hybrid type engine.

The invention has the beneficial effects as follows: optional fuel hybrid type engine is owing to have the characteristics that can choose working medium fuel combustion workmanship wantonly and advantage such as continuous burning workmanship, optional fuel hybrid type engine is owing to have the characteristics that can choose working medium fuel combustion workmanship wantonly and advantage such as continuous burning workmanship, so not only overcome the discontinuous running problem and the restriction of in the time that limits, burning and the restriction problem of combustion condition that resemble four-stroke engine and rotary polygonal piston engine, and overcome the narrow limitation that can only limit a kind of fuel of use determining, thereby especially adopted the advantage of the tight sealing of two stroke workmanship machine piston set and cylinder I I wall and adopted the superiority of high rotating speed of waste gas rotor pressurized machine and high effect to overcome the problem that resembles at the bottom of the big and heat effect utmost point of gas turbine fuel consumption; And, because in optional fuel hybrid type engine, the big torque variable speed electric motors, particularly of micro computer ECU control and the distribution device of big planetary torque gear have been used, so optional fuel hybrid type engine can also provide multiple power output and the output that counterrotating power can be provided.Optional fuel hybrid type engine not only can be used for motor vehicle, also can be used for aircraft and steamer and various power generating equipments etc.

Description of drawings

The present invention is further described below in conjunction with drawings and Examples

Fig. 1 is the circuit frame principle figure of optional fuel hybrid type engine

Fig. 2 is the example structure schematic diagram of optional fuel hybrid type engine

Fig. 3 is the valve timing diagram of two stroke workmanship machines

Fig. 4 is the valve timing diagram of waste gas rotor pressurized machine

1. firing chambers among the figure, 2. output main shaft II, 3. flywheel set I, 4. magnetic clutch is 5. exported main shaft III, 6. air filtering gas, 7. gas compressor, 8. fuel tank or propellant bottle, 9. petrolift, 10. starter motor, 11. spargers, 12. blast nozzles, 13. suction port I, 14. relief opening I, 15. relief opening II, 16. cylinder block II, 17. outlet pipe II, 18. suction port II, 19. output main shaft I, 20. eccentric shafts, 21. three-apexed rotor pistons, 22. cylinder I, 23. changing valve relief openings, 24. changing valve porting I, 25. the changing valve suction port, 26. changing valve porting II, 27. discoid change-over gates, 28. discoid conversion door-hinge, 29. solenoid valves, 30. igniter I and spark plug I, 31. the fuel gas exhaust mouth, 32. conversion air chambers, 33. cylinder block I, 34. igniter II and spark plug II, 35. intake and exhaust manifold II, 36. valve group II, 37. support, 38. protruding II, 39. planetary pinion II, 40. planet pin II, 41. bearing, 42. electronic distribution device, 43. micro computer ECU, 44. electronic transmission groups, 45. variable speed electric motors, particularly, 46. planetary pinion I, 47. planet pin I, 48. protruding I, 49. angle transducer, 50. valve group I, 51. intake and exhaust manifold I, 52. cylinder block III, 53. cylinder I I, 54. piston set, 55. wrist pins, 56. connection rod set, 57. bent axle group, 58. output shaft I, 59. crankcases, 60. flexuose disc type signal rotors, 61. crankshaft position sensor, 62. flywheel set II, 63. output shaft II, 64. gas engines, 65. waste gas rotor pressurized machine, 66. two stroke workmanship machines, 67. pipelines, 68. outlet pipe I, 69. ignition switch, 70. storage battery, 71. relays, 72. hollow ball-shape changing valves.

Embodiment

In Fig. 1, storage battery (70) positive pole ignition switch (69) one ends that are electrically connected, ignition switch (69) the other end is electrically connected micro computer ECU (43), micro computer ECU (43) is six ends of six ends electrical connection relays (71) in addition, relay (71) seven ends in addition is electrically connected storage battery (70) positive pole respectively. solenoid valve (29). and starter motor (10). magnetic clutch (4). variable speed electric motors, particularly (45). the end of igniter II (34) and igniter I (30), igniter I (30) is electrically connected spark plug I (30), the other end of igniter II (34) is electrically connected spark plug II (34), crankshaft position sensor (61) two ends. angle transducer (49) two ends are electrically connected micro computer ECU (43) respectively, wherein, each electrical equipment is connected with the negative electricity of storage battery (70) respectively, set spark plug I (30) is fixedly connected on the cylinder block I (33) on the gas engine, and sparking-plug electrode is stretched in the firing chamber (1), the mounting point of the spark plug II (34) of two stroke workmanship machines is the mounting point of four-stroke engine spark plug just.

In optional fuel hybrid type engine embodiment's shown in Figure 2 gas engine, propellant bottle or fuel tank. petrolift (8). pipeline (67). sparger (11). firing chamber (1) order is communicated with, air-strainer (6) gas compressor (7). pipeline (57) blast nozzle (12). firing chamber (1) order is communicated with, switch (17) connects and control propellant bottle or fuel tank (8). the opening and closing of air-strainer (6), garden plate-like change-over gate (27) is installed in the hollow ball shape changing valve (72), garden plate-like change-over gate (27) outer arc end face dress slides with hollow ball shape changing valve (72) inner arc end face with strip of paper used for sealing and contacts, firing chamber (1). fuel gas exhaust mouth (31). changing valve suction port (25) order is communicated with, solenoid valve (29) connects garden plate-like conversion door-hinge (28) and switch (17) respectively, spark plug I (30) is fixedly connected on the cylinder block I (33), and make sparking-plug electrode partly stretch in the firing chamber (1) the fuel pump shaft. compressorshaft and magnetic clutch (4) axle. output main shaft III (5) is connected to same axle.

In optional fuel hybrid type engine embodiment's shown in Figure 2 waste gas rotor pressurized machine, suction port I (13) is communicated with changing valve relief opening (23) with suction port II (18) by pipeline (67), relief opening I (14) is communicated with outlet pipe (68) with relief opening II (15) respectively by pipeline (67), output main shaft I (19) and output main shaft II (2) are same axle, and output main shaft II (2) goes up the magnetic clutch (4) that is provided with by flywheel set I (3) and connects output main shaft III (5).

In optional fuel hybrid type engine embodiment's shown in Figure 2 two stroke workmanship machines, output shaft I (58) and output shaft II (63) are same axle, output shaft II (63) connects flywheel set II (62), intake and exhaust manifold I (51) is communicated with changing valve porting I (24) by pipeline (67), and intake and exhaust manifold II (35) is communicated with changing valve porting II (26) by pipeline (67).

In optional fuel hybrid type engine embodiment's shown in Figure 2 two stroke workmanship machines, in the electronic transmission group (44) of electronic distribution device (42), on cylinder block III (52), angle transducer (49) is set. support (37) and crankshaft position sensor (61), on output shaft I (58), flexuose disc signal rotor (60) is set, the permanent magnet magnetic head of crankshaft position sensor (61) lining is over against flexuose disc signal rotor (60), the permanent magnet magnetic head of crankshaft position sensor (61) lining and the air gap between flexuose disc signal rotor (61) are in 0.2 to 0.4 millimeter scope, bearing (41) is installed on the support (37), the axle of planetary pinion I (40) is connected to same axle with the axle (47) of planetary pinion II, the axle of planetary pinion I (40). the axle of planetary pinion I. the axle of planetary pinion II is installed on the bearing, the axle (40) of variable speed electric motors, particularly (45) and planetary pinion I. the axle (47) of planetary pinion II is connected, planetary pinion I (46) is connected with protruding I (48), planetary pinion II (39) is connected with protruding II (38), projection I (48) spends with the phase difference mutually 180 of protruding II (38), projection I (48). protruding II (38) is 1 to 1 with the rotating cycle ratio of bent axle group, and equates also synchronously with the rotating speed of flexuose disc signal rotor and with the rotating speed of output shaft I.

In optional fuel hybrid type engine embodiment's shown in Figure 2 two stroke workmanship machines, it is the structural principle of single cylinder I I (53) two stroke workmanship machines (66), by that analogy, each cylinder I I (53) of the structural principle of multi cylinder II (53) two stroke workmanship machines (66) is identical with the structural principle of single cylinder I I (53) two stroke workmanship machines (66), for the balance that multi cylinder II (53) two stroke workmanship machines (66) are rotated, the arrangement mode of workmanship's order of multi cylinder II (53) two stroke workmanship machines (66) and the principle of basic parameter, because of no longer narration of identical event with Otto formula four-stroke engine, in the electronic transmission group (44) of electronic distribution device (42), the electronic transmission group (44) that a part of cylinder I I (53) number in multi cylinder II (53) number is counted for cylinder-variable II (53) is set, the signal that variable speed electric motors, particularly (45): micro computer ECU (43) gathers according to angle transducer (49) and each sensor, after micro computer ECU (43) computing, according to the arrangement mode of two stroke workmanship machine (66) workmanship's order and the principle of basic parameter, the opening and closing of variable speed electric motors, particularly (45) number of a part of cylinder I I (53) number in the control multi cylinder II number (53).

In the port timing of two stroke workmanship machines shown in Figure 3, valve group I (50) in the electronic distribution device (42) of foundation optional fuel hybrid type engine embodiment's shown in Figure 2 two stroke workmanship machines (66). the opening and closing of valve group II (36) are controlled with bent axle (57) angle of swing, claim the port timing of two stroke workmanship machines (66).

If two stroke workmanship machines (66) are rotated in the forward, bent axle (57) is spent the time of opening for valve group I (50) from zero degree to one 180, be the time of piston set (54) from top dead center to lower dead center air inlet workmanship stroke this moment, shown in a of Fig. 3, be rotated in the forward again, it is that valve group II (36) beats the time that bent axle (57) is spent 360 deg from 180, and from lower dead center to top dead center scavenge the time of stroke for piston set (54) this moment, as the b of Fig. 3.

In like manner, if two stroke workmanship machine (66) counterrotatings, bent axle (57) reversed for 180 degree times of opening for valve group 2 (36) from zero degree, be the time of piston set (54) from top dead center to lower dead center air inlet workmanship stroke this moment, shown in the c of Fig. 3, counterrotating again, bent axle (57) is that valve group II (50) beats the time from falling 180 degree reversing 360 degs, from lower dead center to top dead center scavenge the time of stroke for piston set (54) this moment, shown in the d of Fig. 3.

In the port timing of Fig. 4 waste gas rotor pressurized machine, according in the optional fuel hybrid type engine embodiment's shown in Figure 2 waste gas rotor pressurized machine (65), it is position direct opening and closing suction port I (13) with the angle of swing of three-apexed rotor piston (21) that the waste gas energy enters the air inlet workmanship of cylinder I (22) and combustion gas. suction port II (18) and relief opening I (14). and relief opening II (15) carries out work, claims the port timing of waste gas rotor pressurized machine.

A.B.C represents three summits of three-apexed rotor piston among the figure.

Drift angle A on three-apexed rotor piston (21) has just turned over suction port 1 (13), the CA active chamber just begins air inlet workmanship process, shown in the I of Fig. 4, CA active chamber position volume minimum at this moment, the top dead center position that is equivalent to the four-stroke engine piston, when making three-apexed rotor piston (21), the air inlet workmanship turns over 90 when spending to position II, then drive output main shaft I (19) and turn over 270 degree, shown in the II of Fig. 4, it is maximum that the CA active chamber reaches, the bottom dead center position that is equivalent to the four-stroke engine piston, CA active chamber air inlet workmanship process finishes; When three-apexed rotor piston (21) continues rotation, drift angle A on three-apexed rotor piston (21) has just turned over relief opening II (15), the CA working chamber volume begins to dwindle, and begin the process of scavenging, when making three-apexed rotor piston (21), the process of scavenging turns over 180 degree, to position III, output main shaft I (19) turns over 540 when spending, CA working chamber volume minimum, the CA active chamber process that scavenges finishes, and is equivalent to the top dead center position of four-stroke engine piston, and the CA active chamber is finished air inlet workmanship process and the work cycle of process two processes that scavenge at three-apexed rotor piston (21) Rotate 180 degree, move in circles with this, so called after two process waste gas rotor pressurized machines; AB active chamber and BC active chamber belong to two active chambers in addition of three-apexed rotor piston (21), so at the CA active chamber in air inlet workmanship process with when scavenging process two process work cycle, AB active chamber and BC active chamber are also finished air inlet workmanship process and the work cycle of process two processes that scavenge simultaneously, move in circles with this, in a word, when three-apexed rotor piston (21) rotates a circle, output main shaft I (19) is when then rotating three circles, and three active chambers of three-apexed rotor piston (21) are finished the work cycle of six times two processes respectively.

When optional fuel hybrid type engine starts, magnetic clutch (4) energising of waste gas rotor pressurized machine (65) makes the output main shaft II (2) of the flywheel set I (3) of waste gas rotor pressurized machine (65) separate with output main shaft III (5), starter motor this moment (10) is to separate with the output main shaft III (5) of waste gas rotor pressurized machine (65), simultaneously, the flywheel set II (62) of the hydraulic coupling of two stroke workmanship machines (66) also separates with further part, at this moment, starter motor (10) drives petrolift (9) and gas compressor (7) provides inflammable mixture in the firing chamber (1) of gas engine (64) respectively, start the optional fuel hybrid type engine starting through ignition, after as ready is often become a full member, starter motor (10) and magnetic clutch (4) be outage automatically, magnetic clutch (4) combines with waste gas rotor pressurized machine flywheel set I (3) this moment, simultaneously, the flywheel set II (62) of two stroke workmanship machines (66) also combines with further part, the output main shaft II (2) that this moment, petrolift (9) and gas compressor (7) transferred to automatically by waste gas rotor pressurized machine (65) drives continuously, and the power of waste gas rotor pressurized machine (65) is the waste gas energy from the High Temperature High Pressure of two stroke workmanship machines (66) discharge; Wherein, but the igniter I (30) of the compound engine of optional fuel and igniter II (34) are normal the connections, and igniter I (30) and igniter II (34) send electrical spark continuously by spark plug I (30) and spark plug II (34), fully burn in order to fuel mixture.Use natural gas instead if make the optional fuel hybrid type engine starting, or coal-seam gas, or methanol gasoline, or kerosene etc. is when making working medium fuel, at this moment, pass through spark plug I (30) and spark plug II (34) the interior combination gas in energy ignition combustion chamber (1) equally by igniter I (30) and igniter II (34), and make the optional fuel hybrid type engine proper functioning.

When the need optional fuel hybrid type engine is just changeing: open ignition switch (69) and the switch (17) of propellant bottle or fuel tank (8) and air-strainer (6) is left big Q second simultaneously, or when angle transducer (49) and various sensor predict the downward inclination angle of optional fuel hybrid type engine and spend less than X. when positive pitch is spent less than Y and according to the needs of optional fuel hybrid type engine power, micro computer ECU (43) control variable speed electric motors, particularly (45) just is automatically changeb to and changes, the High Temperature High Pressure combustion gas of (1) enters combustion gas switch room (32) by the changing valve suction port (25) that fuel gas exhaust mouth (31) is communicated with in the firing chamber, discoid change-over gate (27) is in the position that two stroke workmanship machines (66) are rotated in the forward, variable speed electric motors, particularly this moment (45) is just changeing makes planetary pinion I (46) and planetary pinion II (39) connect protruding I (48) and protruding II (38) that rotation differs 180 degree respectively, according to a of Fig. 3 and the port timing shown in the b, this moment, the valve group I (50) of two stroke workmanship machines (66) opened, then the High Temperature High Pressure combustion gas of combustion gas conversion air chamber (32) enters the cylinder I I (53) of two stroke workmanship machines (66) through valve group I (50) by the gas exhaust manifold I of porting I connection, make the High Temperature High Pressure combustion gas to piston set (54) expansion workmanship, when treating that piston set (54) is promoted the workmanship from top dead center to lower dead center by the expansion of High Temperature High Pressure combustion gas, valve group II (36) opens, piston set (54) is from the lower dead center to the top dead center, and combustion gas, the waste gas energy of the High Temperature High Pressure of discharging by two stroke workmanship machines (66), the changing valve porting II (26) that is communicated with through intake and exhaust manifold II (35) enters combustion gas conversion air chamber (32), according to the I.II of Fig. 4 and the port timing shown in the III, the cylinder I (22) that suction port I (13) that the waste gas energy of High Temperature High Pressure is communicated with by changing valve relief opening (23) and suction port II (18) enter waste gas rotor pressurized machine (65), the waste gas energy of High Temperature High Pressure is by promoting three-apexed rotor piston (20) rotation, and drive output main shaft I (19) outputting rotary power, this rotating power drives output main shaft III (5) by magnetic clutch (4), and drive gas compressor and petrolift and work, simultaneously, the waste gas behind waste gas rotor pressurized machine (65) workmanship is discharged to atmosphere by relief opening I (14) and relief opening II (15) through outlet pipe (68).

When the counterrotating of need optional fuel hybrid type engine: open ignition switch (69) and break is controlled V second, or when angle transducer (49) and various sensor predict the downward inclination angle of optional fuel hybrid type engine and surpass X and spend and according to the needs of optional fuel hybrid type engine power, micro computer ECU (43) control variable speed electric motors, particularly (45) is automatically changeb to counterrotating, discoid change-over gate (27) is in the position that makes two stroke workmanship machine (66) counterrotatings, variable speed electric motors, particularly this moment (45) counter-rotating makes planetary pinion I (46) and planetary pinion II (39) connect protruding I (48) and protruding II (38) that rotation differs 180 degree respectively, according to the c of Fig. 3 and the port timing shown in the d, this moment, the valve group II (36) of two stroke workmanship machines (66) opened, then the High Temperature High Pressure combustion gas of combustion gas conversion air chamber (32) enters the cylinder I I (53) of two stroke workmanship machines (66) through valve group II (36) by the gas exhaust manifold II (35) of porting II (26) connection, make the High Temperature High Pressure combustion gas to piston set (54) expansion workmanship, when treating that piston set (54) is promoted the workmanship from top dead center to lower dead center by the expansion of High Temperature High Pressure combustion gas, valve group I (50) opens, piston set (54) is from the lower dead center to the top dead center, and combustion gas, the waste gas energy of the High Temperature High Pressure of discharging by two stroke workmanship machines (66), the changing valve porting I (24) that is communicated with through intake and exhaust manifold I (51) enters combustion gas conversion air chamber (32), according to the I.II of Fig. 4 and the port timing shown in the III, the cylinder I (22) that suction port I (13) that the waste gas energy of High Temperature High Pressure is communicated with by changing valve relief opening (23) and suction port II (18) enter waste gas rotor pressurized machine (65), the waste gas energy of High Temperature High Pressure is by promoting three-apexed rotor piston (20) rotation, and drive output main shaft I (19) outputting rotary power, this rotating power drives output main shaft III (5) by magnetic clutch (4), and drive gas compressor and petrolift and work, simultaneously, the waste gas behind waste gas rotor pressurized machine (65) workmanship is discharged to atmosphere by relief opening I (14) and relief opening II (15) through outlet pipe (68).

When angle transducer (49) and various sensor predict the optional fuel hybrid type engine positive pitch and surpass Y and spend and according to the needs of optional fuel hybrid type engine power: micro computer ECU (43) is according to the arrangement mode and the basic parameter of workmanship's order of multi cylinder II (53) two stroke workmanship machines (66), select for use variable speed electric motors, particularly (45) number of a part of cylinder I I (53) number in control multi cylinder II (53) number to open, then a part of cylinder I I (53) number in the multi cylinder II (53) of the optional fuel hybrid type engine number increases automatically.

When angle transducer (49) and various sensor predict the downward inclination angle of optional fuel hybrid type engine and spend less than X. when positive pitch is spent less than Y and according to the needs of optional fuel hybrid type engine power: micro computer ECU (43) is according to the arrangement mode and the basic parameter of workmanship's order of multi cylinder II (53) two stroke workmanship machines (66), select for use variable speed electric motors, particularly (45) number of a part of cylinder I I (53) number in control multi cylinder II (53) number to close, then a part of cylinder I I (53) number in the multi cylinder II (53) of the optional fuel hybrid type engine number reduces automatically.

Claims

1. optional fuel hybrid type engine includes: switch, propellant bottle or fuel tank, petrolift and fuel pump shaft, sparger, air-strainer, gas compressor and compressorshaft, blast nozzle, pipeline, cylinder block I, firing chamber, fuel gas exhaust mouth, storage battery, ignition switch.Starter motor, cylinder block II, cylinder I and end cap, the three-apexed rotor piston set, output main shaft II, output main shaft I and eccentric shaft, flywheel set I, the gas seal group, suction port I, outlet pipe, lubricating system, cylinder block III, cylinder I I, crankcase, piston set, wrist pin, connection rod set, bent axle group, output shaft I, the flywheel set II of fluid clutch group and fluid clutch, output shaft II, spark plug II, valve group I, valve group II, intake and exhaust manifold I, intake and exhaust manifold II, cooling system, lubricating system, it is characterized in that in the indefinite fuel hybrid type engine, being provided with the control circuit of optional fuel hybrid type engine gas engine (64), the distribution of waste gas rotor pressurized machine (65) and waste gas rotor pressurized machine (65), the electronic distribution device (42) of two stroke workmanship machines (66) and two stroke workmanship machines (66), hollow ball-shape changing valve (72), wherein, hollow ball-shape changing valve (72) is arranged on the top of gas engine (64), electronic distribution device (42) is arranged on the top of two stroke workmanship machines (66), and waste gas rotor pressurized machine (65) is arranged on gas engine (64) front portion, and uses with the above waste gas rotor pressurized machine (65) of two cylinder I (22) number, two stroke workmanship machines (66) are arranged on gas engine (64) rear portion, and be that two stroke workmanship machines (66) of the several electronic distribution device (42) of cylinder-variable II (53) are used with a part of cylinder I I number (53) in multi cylinder II (53) number.

2. according to the described optional fuel hybrid type engine of claim 1, it is characterized in that: on optional fuel hybrid type engine, storage battery (70) positive electrical connects ignition switch (69) one ends, ignition switch (69) the other end is electrically connected micro computer ECU (43), micro computer ECU (43) is six ends of six ends electrical connection relays (71) in addition, relay (71) seven ends in addition is electrically connected storage battery (70) positive pole respectively. solenoid valve (29). and starter motor (10). magnetic clutch (4). variable speed electric motors, particularly (45). the end of igniter II (34) and igniter I (30), igniter I (30) is electrically connected spark plug I (30), the other end of igniter II (34) is electrically connected spark plug II (34), crankshaft position sensor (61) two ends. angle transducer (49) two ends are electrically connected micro computer ECU (43) respectively, wherein, each electrical equipment is connected with the negative electricity of storage battery (70) respectively.

3. according to the described optional fuel hybrid type engine of claim 1, in gas engine (64), propellant bottle or fuel tank.Petrolift (8). pipeline (67). sparger (11). firing chamber (1) order is communicated with, air-strainer (6). gas compressor (7). pipeline (57). blast nozzle (12). firing chamber (1) order is communicated with, fuel pump shaft and compressorshaft are connected to same axle, it is characterized in that: switch (17) connects and control propellant bottle or fuel tank (8). the opening and closing of air-strainer (6), garden plate-like change-over gate (27) is installed in the hollow ball-shape changing valve (72), garden plate-like change-over gate (27) outer arc end face dress slides with hollow ball-shape changing valve (72) inner arc end face with strip of paper used for sealing and contacts, firing chamber (1). fuel gas exhaust mouth (31). changing valve suction port (25) order is communicated with, solenoid valve (29) connects garden plate-like conversion door-hinge (28) and switch (17) respectively, spark plug I (30) is fixedly connected on the cylinder block I (33), and make sparking-plug electrode partly stretch in the firing chamber (1) the fuel pump shaft.Compressorshaft and output main shaft III (5) are connected to same axle.

4. according to the described optional fuel hybrid type engine of claim 1, it is characterized in that: in waste gas rotor pressurized machine (65), suction port I (13) is communicated with changing valve relief opening (23) with suction port II (18) by pipeline (67), relief opening I (14) is communicated with outlet pipe (68) with relief opening II (15) respectively by pipeline (67), output main shaft I (19) and output main shaft II (2) are same axle, and output main shaft II (2) goes up the magnetic clutch (4) that is provided with by flywheel set I (3) and connects output main shaft III (5).

5. according to the described optional fuel hybrid type engine of claim 1, in two stroke workmanship machines (66), output shaft I (58) and output shaft II (63) are same axle, output shaft II (63) connects flywheel set II (62), it is characterized in that: intake and exhaust manifold I (51) is communicated with changing valve porting I (24) by pipeline (67), and intake and exhaust manifold II (35) is communicated with changing valve porting II (26) by pipeline (67).

6. according to the described optional fuel hybrid type engine of claim 5, it is characterized in that: in the electronic transmission group (44) of electronic distribution device (42), on cylinder block III (52), angle transducer (49) is set. support (37) and crankshaft position sensor (61), on output shaft I (58), flexuose disc signal rotor (60) is set, the permanent magnet magnetic head of crankshaft position sensor (61) lining is over against flexuose disc signal rotor (60), the permanent magnet magnetic head of crankshaft position sensor (61) lining and the air gap between flexuose disc signal rotor (61) are in 0.2 to 0.4 millimeter scope, bearing (41) is installed on the support (37), the axle of planetary pinion I (40) is connected to same axle, the axle of planetary pinion I (40) with the axle (47) of planetary pinion II. the axle of planetary pinion I.The axle of planetary pinion II is installed on the bearing, the axle (40) of variable speed electric motors, particularly (45) and planetary pinion I. the axle (47) of planetary pinion II is connected, planetary pinion I (46) is connected with protruding I (48), planetary pinion II (39) is connected with protruding II (38), projection I (48) spends with the phase difference mutually 180 of protruding II (38), projection I (48). protruding II (38) is 1 to 1 with the rotating cycle ratio of bent axle group, and equates also synchronously with the rotating speed of flexuose disc signal rotor and with the rotating speed of output shaft I.

7. according to claim 5 and 6 described optional fuel hybrid type engines, it is characterized in that: a part of cylinder I I (53) number in multi cylinder II (53) number, be set to the electronic transmission group (44) of cylinder-variable II (53) the electronic distribution device of number (42), variable speed electric motors, particularly (45): the signal of gathering according to angle transducer (49) and each sensor, after micro computer ECU (43) computing, control the opening and closing of variable speed electric motors, particularly (45) number of a part of cylinder I I (53) number in the multi cylinder II number (53) by micro computer ECU (43).

8. according to claim 5.6 and 7 described optional fuel hybrid type engines, it is characterized in that: the valve group I (50) in the electronic port timing (42) of two stroke workmanship machines (66). the opening and closing of valve group II (36) are controlled with bent axle (57) angle of swing;

Two stroke workmanship machines (66) are rotated in the forward, bent axle (57) is opened the time from zero degree to one 180 degree for valve group I (50), be the time of piston set (54) from top dead center to lower dead center air inlet workmanship stroke this moment, be rotated in the forward again, it is that valve group II (36) beats the time that bent axle (57) is spent 360 deg from 180, and from lower dead center to top dead center scavenge the time of stroke for piston set (54) this moment;

Two stroke workmanship machine (66) counterrotatings, bent axle (57) from zero degree reverse 180 the degree open the time for valve group II (36), be the time of piston set (54) from top dead center to lower dead center air inlet workmanship stroke this moment, counterrotating again, bent axle (57) is that valve group I (50) opens the time from falling 180 degree reversing 360 degs, and from lower dead center to top dead center scavenge the time of stroke for piston set (54) this moment.

9. according to claim 5.6.7 and 8 described optional fuel hybrid type engines, it is characterized in that: when the need optional fuel hybrid type engine is just changeing: open ignition switch (69) and the switch (17) of propellant bottle or fuel tank (8) and air-strainer (6) is left big Q second simultaneously, or when angle transducer (49) and various sensor predict the downward inclination angle of optional fuel hybrid type engine and spend less than X.When positive pitch is spent less than Y and according to the needs of optional fuel hybrid type engine power, micro computer ECU (43) control variable speed electric motors, particularly (45) just is automatically changeb to and changes;

When the counterrotating of need optional fuel hybrid type engine: open ignition switch (69) and break is controlled V second, or when angle transducer (49) and various sensor predict the downward inclination angle of optional fuel hybrid type engine and surpass X and spend and according to the needs of optional fuel hybrid type engine power, micro computer ECU (43) control variable speed electric motors, particularly (45) is automatically changeb to counterrotating;

When angle transducer (49) and various sensor predict the optional fuel hybrid type engine positive pitch and surpass Y and spend and according to the needs of optional fuel hybrid type engine power: micro computer ECU (43) is according to the arrangement mode and the basic parameter of workmanship's order of multi cylinder II (53) two stroke workmanship machines (66), select for use variable speed electric motors, particularly (45) number of a part of cylinder I I (53) number in control multi cylinder II (53) number to open, then a part of cylinder I I (53) number in the multi cylinder II (53) of the optional fuel hybrid type engine number increases automatically;

When angle transducer (49) and various sensor predict the downward inclination angle of optional fuel hybrid type engine and spend less than X.When positive pitch is spent less than Y and according to the needs of optional fuel hybrid type engine power: micro computer ECU (43) is according to the arrangement mode and the basic parameter of workmanship's order of multi cylinder II (53) two stroke workmanship machines (66), select for use variable speed electric motors, particularly (45) number of a part of cylinder I I (53) number in control multi cylinder II (53) number to close, then a part of cylinder I I (53) number in the multi cylinder II (53) of the optional fuel hybrid type engine number reduces automatically.

10. according to the described optional fuel hybrid type engine of claim 4, it is characterized in that: in the port timing of waste gas rotor pressurized machine (65), it is position direct opening and closing suction port I (13) with the angle of swing of three-apexed rotor piston (21) that the waste gas energy enters the air inlet workmanship of cylinder I (22) and combustion gas. suction port II (18) and relief opening I (14). and relief opening II (15) carries out work;

Drift angle A on three-apexed rotor piston (21) has just turned over suction port 1 (13), the CA active chamber begins air inlet workmanship process, CA active chamber position volume minimum at this moment, the top dead center position that is equivalent to the four-stroke engine piston, turn over 90 degree when the air inlet workmanship makes three-apexed rotor piston (21), then drive output main shaft I (19) and turn over 270 degree, it is maximum that the CA active chamber reaches, the bottom dead center position that is equivalent to the four-stroke engine piston, CA active chamber air inlet workmanship process finishes; When three-apexed rotor piston (21) continues rotation, drift angle A on the three-apexed rotor piston (21) has just turned over relief opening II (15), the CA working chamber volume begins to dwindle, and begin the process of scavenging, when making three-apexed rotor piston (21), the process of scavenging turns over 180 degree, output main shaft I (19) turns over 540 when spending, CA working chamber volume minimum, the CA active chamber process that scavenges finishes, the top dead center position that is equivalent to the four-stroke engine piston, the CA active chamber is finished air inlet workmanship process and the work cycle of process two processes that scavenge at three-apexed rotor piston (21) Rotate 180 degree; AB active chamber and BC active chamber belong to two active chambers in addition of three-apexed rotor piston (21), so at the CA active chamber in air inlet workmanship process with when scavenging process two process work cycle, AB active chamber and BC active chamber are also finished air inlet workmanship process and the worker of process two processes that scavenge circulation simultaneously, in a word, when three-apexed rotor piston (21) rotates a circle, output main shaft I (19) is when then rotating three circles, and three active chambers of the CA.AB.BC on the three-apexed rotor piston (21) are finished the work cycle of six times two processes respectively.