CN105857054A - Hybrid power system and hybrid electric vehicle using hybrid power system - Google Patents

Hybrid power system and hybrid electric vehicle using hybrid power system Download PDF

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Publication number
CN105857054A
CN105857054A CN201610247686.3A CN201610247686A CN105857054A CN 105857054 A CN105857054 A CN 105857054A CN 201610247686 A CN201610247686 A CN 201610247686A CN 105857054 A CN105857054 A CN 105857054A
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China
Prior art keywords
electromotor
clutch
gear ring
hybrid
hybrid power
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Granted
Application number
CN201610247686.3A
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Chinese (zh)
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CN105857054B (en
Inventor
王兴
陈慧勇
王印束
邹鹏飞
岳淑彪
柳建新
张帅
王富生
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Yutong Bus Co.,Ltd.
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Zhengzhou Yutong Bus Co Ltd
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Priority to CN201610247686.3A priority Critical patent/CN105857054B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60KARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/20Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/22Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
    • B60K6/36Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the transmission gearings
    • B60K6/365Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the transmission gearings with the gears having orbital motion
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60KARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/20Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/42Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by the architecture of the hybrid electric vehicle
    • B60K6/44Series-parallel type
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60KARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/20Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/50Architecture of the driveline characterised by arrangement or kind of transmission units
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/62Hybrid vehicles

Abstract

The invention discloses a hybrid power system and a hybrid electric vehicle using the hybrid power system. The hybrid power system comprises an engine, a planetary gear train, an electric generator and a clutch. An output shaft of the engine is connected to a planetary carrier of the planetary gear train. A rotor of the electric generator is connected to a sun gear of the planetary gear train. The clutch is connected to a gear ring of the planetary gear train. An electric generation brake used for controlling the sun gear to be fixed and disengaged relative to a vehicle frame is connected to the sun gear. When the clutch is engaged and the electric generation brake conducts braking, the sun gear of a planetary gear is fixed relative to the vehicle frame, the planetary gear is driven by the engine to rotate, and the gear ring is driven by the planetary gear to rotate; meanwhile, the gear ring can drive the clutch to rotate, the electric generator serves as a power source to drive the vehicle under the state that the electric generator is separated from a transmission chain between the clutch and the planetary gear train, so that losses caused by no-load rotation of the rotor of the electric generator are reduced, the service life of the electric generator is prolonged, and the maintenance and overhaul cost of the whole vehicle is reduced as well.

Description

A kind of hybrid power system and use the hybrid vehicle of this system
Technical field
The present invention relates to a kind of hybrid power system and use the hybrid vehicle of this system.
Background technology
Along with industrial expansion, not only cause energy shortage, it is often more important that bring the problem of environmental pollution of sternness. Therefore, automobile is as the important vehicles, and research and development novel low carbon eco-friendly car becomes the master of current era development Topic, pure electric automobile and hybrid vehicle arise at the historic moment.Because pure electric automobile continual mileage restricted problem causes not obtaining greatly The popularization of scope, current hybrid vehicle or the main force in new forms of energy market.The drive system that hybrid vehicle uses There is a variety of configuration, wherein the hybrid power system of planet row structure is more currently research and develop, has compact conformation and spirit The feature of speed change of living.
Chinese patent literature CN 102922982 A discloses a kind of double-planet train power coupling drive system, including sending out The front planet row that is sequentially connected with in motivation and output shaft thereof, electromotor, decelerator, clutch, rear planet row, drive motor, drive Dynamic bridge, wherein the output shaft of electromotor is coaxially connected on the front planet carrier of front planet row, and the front ring gear of front planet row connects Having the front brake being fixed on vehicle frame, the rotor coaxial of electromotor is connected on the sun gear of front planet row, decelerator defeated Shaft is the most coaxially connected on the rotor of electromotor, and one end of clutch is connected on the output shaft of decelerator, the other end connects On the rear planet carrier of rear planet row, and connection has the rear brake being fixed on vehicle frame on the rear planet carrier of rear planet row, The sun gear of rear planet carrier is connected on drive axle, gear ring is connected to drive on the rotor of motor, drives the rotor empty set of motor On power transmission shaft between rear sun gear and drive axle.So when clutch separation, rear brake braking, motor is driven to pass through Rear planet row directly drives vehicle, it is achieved electric-only mode;When clutch combination, front brake braking, rear brake release, Electromotor both can drive vehicle separately through front planet row, decelerator, rear planet row, it is achieved engine drive mode, or Open simultaneously and drive motor, to realize the hybrid mode of vehicle;When clutch separation, electromotor can pass through front planet row Drive electromotor, to realize the power generation cascade pattern of vehicle;To stall, drive axle rotate time, as clutch separation, after If brake, drive axle can drive the rotor driving motor to invert by rear planet row, drives motor to be in generating mould Formula, and if releasing such as clutch combination, front brake releasing, rear brake, drive axle can drive driving by rear planet row The rotor reversion of motor, then drive electrical power generators, i.e. electromotor by clutch, decelerator and drive motor to be in generating Pattern, it is achieved electric energy feedback pattern.But, this drive system, when being in engine drive mode and hybrid mode, is sent out Motor cannot separate by the driving-chain between the past planet row and clutch, causes electromotor can be driven by front planet row all the time and sends out The rotor of motor rotates, especially under engine drive mode, although electrokinetic cell is without charging, but electromotor still can carry The rotor idle running of dynamic electromotor, causes long phenomenon electromotor idle time, thus causes contract the service life of electromotor Short, increase vehicle maintenance and the cost of overhaul.Meanwhile, the power of electromotor output need to branch to an electromotor part, thus leads Cause the part reduction for driving in engine output, reduce the utilization rate of power under Engine Drive state.
Summary of the invention
It is an object of the invention to provide a kind of electromotor can be from mixing that the driving-chain between clutch and planet row separates Close dynamical system, present invention also offers a kind of hybrid vehicle using this hybrid power system simultaneously.
In order to realize object above, in the present invention, the technical scheme of hybrid power system is as follows:
Hybrid power system, including electromotor, planet row, electromotor and clutch, the output shaft of electromotor is connected to planet row Planet carrier on, the rotor of electromotor is connected on the sun gear of planet row, and clutch is connected on the gear ring of planet row, and Connect on sun gear and have for controlling its generation braker fixed relative to vehicle frame and disengage.
Electromotor, planet row, electromotor and clutch coaxial are arranged, the rotor empty set of electromotor clutch and gear ring it Between clutch transmission axle or electromotor and planet carrier between engine driveshaft on.
One end of clutch is connected on gear ring, the other end is connected on drive axle by take-off (propeller) shaft, exports transmission Axle is connected by decelerator driving motor.
Drive the rotor coaxial empty set of motor on take-off (propeller) shaft.
The output shaft of electromotor is connected on planet carrier by torsion vibration absorber.
Connect on gear ring and have for controlling its gear ring brake fixed relative to vehicle frame or disengage.
The technical scheme of the hybrid vehicle of the present invention is as follows:
Hybrid vehicle, including vehicle frame and the hybrid power system of upper setting thereof, hybrid power system includes electromotor, planet Row, electromotor and clutch, the output shaft of electromotor is connected on the planet carrier of planet row, and the rotor of electromotor is connected to planet On the sun gear of row, clutch is connected on the gear ring of planet row, and connects on sun gear and have for controlling it relative to car The generation braker that frame is fixed and disengaged.
Electromotor, planet row, electromotor and clutch coaxial are arranged, the rotor empty set of electromotor clutch and gear ring it Between clutch transmission axle or electromotor and planet carrier between engine driveshaft on.
One end of clutch is connected on gear ring, the other end is connected on drive axle by take-off (propeller) shaft, exports transmission Axle is connected by decelerator driving motor, drives the rotor coaxial empty set of motor on take-off (propeller) shaft.
Connect on gear ring and have for controlling its gear ring brake fixed relative to vehicle frame or disengage.
In the present invention, the gear ring of planet row is connected with clutch, with clutch combine, generation braker braking time, planet The sun gear of wheel is fixed relative to vehicle frame, planetary gear rotates under the drive of electromotor, gear ring rotates under the drive of planetary gear, Gear ring can drive clutch to rotate simultaneously so that electromotor is in the state separated from the driving-chain between clutch and planet row Under, electromotor drives vehicle as power source, it is achieved engine direct drives pattern or hybrid mode, the therefore mixing of the present invention In dynamical system, electromotor can separate from the driving-chain between clutch and planet row so that electromotor is in electric energy saturation Lower rotor part rotates without zero load, thus decreases generator amature zero load and rotate the loss brought, and extends making of electromotor With the life-span, also reduce maintenance and the cost of overhaul of car load.Meanwhile, the rotor that it also avoid electromotor rotates engine power Loss, improve engine drive mode underdrive efficiency.
Accompanying drawing explanation
Fig. 1 be the hybrid vehicle of the present invention embodiment in the structural representation of hybrid power system;
Fig. 2 is hybrid power system power transmission line schematic diagram when pure electric drive mode in Fig. 1;
Fig. 3 is hybrid power system electromotor power transmission line schematic diagram when power generation cascade pattern in Fig. 1;
Fig. 4 is hybrid power system power transmission line schematic diagram when electromotor driving power generation mode in Fig. 1;
Fig. 5 is hybrid power system power transmission line schematic diagram when engine direct drives pattern in Fig. 1;
Fig. 6 is hybrid power system power transmission line schematic diagram when hybrid mode in Fig. 1;
Fig. 7 is hybrid power system power transmission line schematic diagram when electric energy feedback pattern in Fig. 1.
In figure: electromotor 1, torsion vibration absorber 2, electromotor 3, generation braker 4, gear ring brake 5, gear ring 6, motor collection Become controller 7, electrokinetic cell 8, double reduction driving gear 9, primary speed-down driven gear 10, case of transmission 11, drive electricity Machine 12, drive axle 13, primary speed-down driving gear 14, double reduction driven gear 15, electromagnetic clutch 16, planet carrier 17 and too Sun wheel 18.
Detailed description of the invention
The embodiment of hybrid vehicle in the present invention: as it is shown in figure 1, this hybrid vehicle include vehicle frame and on set The hybrid power system put, this hybrid power system is a kind of planet row+two stage reducer system, including the most sequentially coaxially Electromotor 1, torsion vibration absorber 2, electromotor 3, generation braker 4, variator, driving motor 12 and the drive axle 13 arranged.Send out Motor 3 and driving motor are electrically connected on same motor integrated manipulator 7, and on motor integrated manipulator 7, also electrical connection has Electrokinetic cell 8.Variator include the case of transmission 11 being fixed on vehicle frame and interior be coaxially sequentially connected with planet row, electromagnetism Clutch 16 and two stage reducer.The sun gear 18 of planet row is connected on the rotor of electromotor 3, and sun gear 18 is made with generating Dynamic device 4 is connected, and this generation braker 4 is electromagnetic brake, and sun gear 18 can be fixed on case of transmission by generation braker 4 On 11, so that sun gear 18 is fixed relative to vehicle frame;The planet carrier 17 of planet row is connected to electromotor by torsion vibration absorber 2 On the output shaft of 1, i.e. the output shaft of electromotor 1 is connected by engine driveshaft with the planet carrier 17 of planet row, and electromotor 3 Rotor be empty set hollow shaft structure on engine driveshaft periphery;Connect on the gear ring 6 of planet row and have gear ring brake 5, this gear ring brake 5 is also electromagnetic brake, and gear ring 6 can be fixed on case of transmission 11 by gear ring brake 5, so that Obtain gear ring 6 to fix relative to vehicle frame.The automated execution element that electromagnetic clutch 16 and electromagnetic brake switch as pattern, tool There is simple in construction, it is easy to accomplish, fast response time, the advantage of life-span length.One end of electromagnetic clutch 16 is coaxially connected at gear ring Upper, the other end is connected on drive axle 13 by take-off (propeller) shaft.Two stage reducer is by being coaxially fixed on take-off (propeller) shaft Double reduction driving gear 9 that double reduction driven gear 15 engages with double reduction driven gear 15 and double reduction are actively Gear 9 co-axially fixed primary speed-down driven gear 10 and the primary speed-down driving tooth engaged with primary speed-down driven gear 10 Wheel 14 composition, wherein double reduction driving gear 9 and 10 duplex in-line gears of primary speed-down driven gear, primary speed-down is actively Gear 14 is coaxially connected on the rotor driving motor 12.The rotor driving motor 12 is hollow on take-off (propeller) shaft of empty set Axle construction.
In the present embodiment, hybrid power system has a following mode of operation:
1, pure electric drive mode: as in figure 2 it is shown, when vehicle travels with low speed or Smaller load, electromagnetic clutch 16 separates, and sends out Electric brake 4 and gear ring brake 5 are all unclamped, and electromotor 1 cuts out, and drive motor 12 to be increased by two stage reducer reduction of speed and turn round rear-guard Motor car wheel rotates, and vehicle travels with pure electric drive mode, it is to avoid the high oil consumption that when running at a low speed, electromotor produces due to idling, Improve fuel economy.
2, electromotor power generation cascade pattern: as it is shown on figure 3, when stationary vehicle or low speed Smaller load, and electrokinetic cell 8 During electricity deficiency, now electromagnetic clutch 16 separates, and gear ring brake 5 works and is fixed on case of transmission 11 by gear ring 6, sends out Electric brake 4 unclamps, and electromotor 1 opens machine, and drives electromotor 3 to generate electricity with optimized rotating speed and optimum moment of torsion, a part of electric energy For driving motor 12, another part electrical power storage, in electrokinetic cell 8, is possible not only to increase the ratio of pure motor driving, Reduce discharge and reduce pollution, it is also possible to improving the dynamic property that vehicle is started to walk under pure electric drive mode.
3, electromotor driving power generation mode: as shown in Figure 4, when vehicle travels with high speed, and electrokinetic cell 8 electricity is not During foot, now electromagnetic clutch 16 combines, and generation braker 4 and gear ring brake 5 are all unclamped, and electromotor 1 opens machine, turns with optimum Speed and optimum moment of torsion work, be divided into two parts, a part to drive 3, electromotor when the torque of electromotor 1 output is by planet row Electricity is by electrical power storage to electrokinetic cell 8, and another part is delivered to wheel by gear ring 6, drives vehicle to travel, drives motor 12 Freely rotatable, do not export torque.Owing to planet row structure has rotating speed and torque bilingual coupling function, therefore by electromotor 3 Rotating speed controls, and can control in efficient district by the operating point moment of electromotor 1, and rotating speed by the speed limit of speed, does not improves fuel oil Economy.
4, engine direct drives pattern: as it is shown in figure 5, work as high vehicle speeds, and during electrokinetic cell 8 electricity abundance, this Time electromagnetic clutch 16 combine, generation braker 4 works and is fixed on case of transmission 11 by sun gear 18, gear ring brake 5 Unclamping, electromotor 1 opens machine, with optimized rotating speed and optimum moment of torsion work, directly transfers power to wheel by gear ring 6, drives Vehicle travels, and drives motor 12 freely rotatable, does not export torque.Owing to sun gear 18 is locked out, the power of electromotor 1 output is not The conversion of energy occurs through electromotor 3, and therefore to drive pattern transmission efficiency higher for engine direct.
5, hybrid mode: as shown in Figure 6, when vehicle is in acceleration or during ramp up, car load demand power and Moment of torsion is relatively big, and now electromagnetic clutch 16 combines, and generation braker 4 and gear ring brake 5 are all unclamped, and electromotor 1 opens machine, drives Motor 12 and electromotor 1 jointly export torque and meet car load demand.It is divided into two parts when the torque of electromotor 1 is by planet row, A part drives electromotor 3 generating to store electric energy, and another part is delivered to wheel by gear ring 6, drives vehicle to travel.Equally by In planet row structure, there is rotating speed and torque bilingual coupling function, by electromotor 3 rotating speed control, being controlled the operating point of electromotor 1 System is in efficient district, and the moment exports with optimized rotating speed and optimum torque, improves fuel economy.
6, electric energy feedback pattern: as it is shown in fig. 7, when vehicle deceleration slides or brakes, drive motor 12 to be operated in and send out Electricity condition, now electromagnetic clutch 16 separates, and generation braker 4 and gear ring brake 5 are all unclamped, and electromotor 1 cuts out, and car load is sliding Kinetic energy when row or braking is converted into electrical power storage in electrokinetic cell 8, it is to avoid the waste of kinetic energy when deceleration or brake, It is effectively improved the fuel economy of car load.
In the present embodiment, hybrid power system uses two stage reducer, has reduction of speed and increases the effect turned round, therefore power matching Time can select the driving motor of little moment of torsion, reduce and design and develop cost, reduce the physical dimension driving motor, be also the end Dish General Layout Design brings convenience.Mode of operation is enriched, and whole-control system can be according to gas pedal, brake pedal and speed Signal intelligent resolves driver intention, adapts to the popularization on a large scale of more duty requirements, beneficially hybrid power passenger car.Use Planet row structure, has rotating speed and torque bilingual coupling function, drives motor to be connected with the gear ring of planet row by two stage reducer Connecing, electromotor is connected with the sun gear of planet row, and electromotor is connected with the planet carrier of planet row, by motor integrated manipulator pair Rotating speed control implemented by electromotor, and the operating point moment that can control electromotor is in efficient district, and the rotating speed of electromotor and torque are not Being affected by speed, energy-saving effect is notable.There is engine direct and drive pattern, improve transmission efficiency, fuel-economy can be improved Property.There is electromotor power generation cascade pattern, can be in stationary vehicle or when running at a low speed, electromotor is with optimized rotating speed, optimum Torque generates electricity, and stores sufficient electric energy, improves the power of car load under working time of pure electric drive mode and pure electric drive mode Property.Electromotor, electromotor, driving motor, planet row coaxial design, facilitate the highly integrated of system, and structure be the most more Compact, it is simple to General Layout Design.
In the above-described embodiments, electromotor, planet row, electromotor and clutch coaxial are arranged, and the rotor of electromotor uses Empty set hollow shaft structure on generator drive axle, in other embodiments, the rotor of electromotor can also empty set in clutch On clutch transmission axle between device and gear ring.Between electromotor and planet carrier and/or between sun gear and electromotor and/or gear ring And the mode of engaged transmission can also be used between clutch to realize the driving of parallel axes, and now the rotor of electromotor can be without using Hollow shaft structure, as connected driven gear on the rotor of electromotor, the coaxial master engaged with driven gear that is connected on sun gear Moving gear, so that electromotor can be offset to the side of engine driveshaft.It addition, drive the rotor of motor can also use similar Structure, i.e. drive the rotor of motor to be offset to the side of take-off (propeller) shaft, realize take-off (propeller) shaft and generating by decelerator The driving of parallel axes of machine rotor.
The embodiment of hybrid power system in the present invention: the structure of hybrid power system and above-described embodiment in the present embodiment The structure of middle hybrid power system is identical, therefore repeats no more.

Claims (10)

1. hybrid power system, including electromotor, planet row, electromotor and clutch, the output shaft of electromotor is connected to planet On the planet carrier of row, the rotor of electromotor is connected on the sun gear of planet row, it is characterised in that clutch is connected to planet row Gear ring on, and connect on sun gear and have for controlling its generation braker fixed relative to vehicle frame and disengage.
Hybrid power system the most according to claim 1, it is characterised in that electromotor, planet row, electromotor and clutch It is coaxially disposed, between the rotor empty set of electromotor clutch transmission axle or electromotor and planet carrier between clutch and gear ring On engine driveshaft.
Hybrid power system the most according to claim 1 and 2, it is characterised in that one end of clutch is connected on gear ring, The other end is connected on drive axle by take-off (propeller) shaft, and take-off (propeller) shaft is connected by decelerator driving motor.
Hybrid power system the most according to claim 3, it is characterised in that drive the rotor coaxial empty set of motor in output On power transmission shaft.
Hybrid power system the most according to claim 1 and 2, it is characterised in that the output shaft of electromotor is subtracted by torsion Shake device is connected on planet carrier.
Hybrid power system the most according to claim 1 and 2, it is characterised in that connect on gear ring and have for controlling its phase Gear ring brake vehicle frame fixed or disengage.
7. hybrid vehicle, including vehicle frame and the hybrid power system of upper setting thereof, hybrid power system includes electromotor, OK Star row, electromotor and clutch, the output shaft of electromotor is connected on the planet carrier of planet row, and the rotor of electromotor connects is expert at On the sun gear of star row, it is characterised in that clutch is connected on the gear ring of planet row, and connects on sun gear and have for controlling Make its generation braker fixed relative to vehicle frame and disengage.
Hybrid vehicle the most according to claim 7, it is characterised in that electromotor, planet row, electromotor and clutch It is coaxially disposed, between the rotor empty set of electromotor clutch transmission axle or electromotor and planet carrier between clutch and gear ring On engine driveshaft.
9. according to the hybrid vehicle described in claim 7 or 8, it is characterised in that one end of clutch is connected on gear ring, The other end is connected on drive axle by take-off (propeller) shaft, and take-off (propeller) shaft is connected by decelerator driving motor, drives electricity The rotor coaxial empty set of machine is on take-off (propeller) shaft.
10. according to the hybrid vehicle described in claim 7 or 8, it is characterised in that connect on gear ring and have for controlling its phase Gear ring brake vehicle frame fixed or disengage.
CN201610247686.3A 2016-04-20 2016-04-20 A kind of hybrid power system and the hybrid vehicle using the system Active CN105857054B (en)

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CN107839463A (en) * 2016-09-20 2018-03-27 中华汽车工业股份有限公司 Combined power system and its control method
CN107914562A (en) * 2016-10-10 2018-04-17 奥迪股份公司 Method for the power transmitting apparatus of motor vehicle and for running power transmitting apparatus
CN108215764A (en) * 2017-12-20 2018-06-29 重庆大学 A kind of single planetary row multi-mode hybrid transmission system
CN108263197A (en) * 2017-12-19 2018-07-10 重庆大学 A kind of more gear power coupling transmission systems
CN108340765A (en) * 2018-01-18 2018-07-31 燕山大学 A kind of electronic speedup clutch of hybrid vehicle and its control method
CN109421510A (en) * 2017-08-28 2019-03-05 郑州宇通客车股份有限公司 A kind of hybrid vehicle and its dynamical system
CN110816245A (en) * 2018-08-09 2020-02-21 郑州宇通客车股份有限公司 Hybrid vehicle and planet row hybrid power system thereof
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CN103112346B (en) * 2013-03-08 2015-07-08 吉林大学 Double-planet row type oil and electricity series-parallel type hybrid power system
CN103448529B (en) * 2013-09-10 2015-12-16 吉林大学 Planetary type dual-mode petrol-electric parallel-serial hybrid power system
CN104175860B (en) * 2014-08-08 2017-02-15 郑州宇通客车股份有限公司 Planetary series-parallel power system and vehicle adopting same
CN104924889B (en) * 2015-06-30 2017-08-22 天津清源电动车辆有限责任公司 A kind of hybrid power system and motor vehicle driven by mixed power and hybrid driving method
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CN107839463A (en) * 2016-09-20 2018-03-27 中华汽车工业股份有限公司 Combined power system and its control method
CN107914562A (en) * 2016-10-10 2018-04-17 奥迪股份公司 Method for the power transmitting apparatus of motor vehicle and for running power transmitting apparatus
CN109421510B (en) * 2017-08-28 2020-10-02 郑州宇通客车股份有限公司 Hybrid electric vehicle and power system thereof
CN109421510A (en) * 2017-08-28 2019-03-05 郑州宇通客车股份有限公司 A kind of hybrid vehicle and its dynamical system
CN108263197A (en) * 2017-12-19 2018-07-10 重庆大学 A kind of more gear power coupling transmission systems
CN108215764A (en) * 2017-12-20 2018-06-29 重庆大学 A kind of single planetary row multi-mode hybrid transmission system
CN108340765A (en) * 2018-01-18 2018-07-31 燕山大学 A kind of electronic speedup clutch of hybrid vehicle and its control method
CN108340765B (en) * 2018-01-18 2021-01-08 燕山大学 Electric speed-increasing clutch of hybrid electric vehicle
CN110816245A (en) * 2018-08-09 2020-02-21 郑州宇通客车股份有限公司 Hybrid vehicle and planet row hybrid power system thereof
CN110816245B (en) * 2018-08-09 2021-12-21 郑州宇通客车股份有限公司 Hybrid vehicle and planet row hybrid power system thereof
CN111098695A (en) * 2018-10-26 2020-05-05 比亚迪股份有限公司 Hybrid power driving system and vehicle
CN112172504A (en) * 2020-09-17 2021-01-05 无锡明恒混合动力技术有限公司 Longitudinal hybrid power vehicle driving device

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