CN101209664A - Driving system for mixed power automobile and operation method thereof - Google Patents
Driving system for mixed power automobile and operation method thereof Download PDFInfo
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- CN101209664A CN101209664A CNA2006101480942A CN200610148094A CN101209664A CN 101209664 A CN101209664 A CN 101209664A CN A2006101480942 A CNA2006101480942 A CN A2006101480942A CN 200610148094 A CN200610148094 A CN 200610148094A CN 101209664 A CN101209664 A CN 101209664A
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- change speed
- pinion carrier
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/44—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion
- F16H3/72—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion with a secondary drive, e.g. regulating motor, in order to vary speed continuously
- F16H3/724—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion with a secondary drive, e.g. regulating motor, in order to vary speed continuously using external powered electric machines
- F16H3/725—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion with a secondary drive, e.g. regulating motor, in order to vary speed continuously using external powered electric machines with means to change ratio in the mechanical gearing
Abstract
The invention discloses a driving system of a mixed power automobile, comprising an internal combustion engine, a motor, a moment distribution mechanism, a gearbox and a main oil pump. The moment distribution mechanism is a planetary gear mechanism which comprises a solar wheel, a planetary frame and a gear ring; the planetary frame is connected with the output shaft of the internal combustion engine; the solar wheel is connected with the rotor of the motor; the gear ring and the main oil pump are connected with the input shaft of the gearbox. The invention takes the planetary gear mechanism as the moment distribution mechanism of the mixed power automobile and the motor, the internal combustion engine and the gearbox are connected with the solar wheel, the planetary frame and the gear ring of the planetary wheel respectively; therefore, the motor and the internal combustion engine are coupled together and the synthesized power is input into the gearbox; by adopting the planetary gear mechanism, the structure of the invention is more compact. The invention discloses an operation method of the mixed power automobile at the same time.
Description
Technical field
The present invention relates to a kind of drive system and method for operation thereof that is used for hybrid vehicle, this system drives automobile by the combination of using combustion engine, motor/generator, moment geared assembly, change speed gear box, electric control clutch.
Background technology
Up to now, the scheme of multiple hybrid power occurred, and every kind of scheme all there is own specific merits and demerits.In most variations, hybrid power system all is a complex structure, and cost is higher, perhaps compares with traditional drive system and only shown certain advantage under specific operating mode.And in normal road driving process, the advantage of combination drive is just very limited.
In these hybrid power drive schemes, Automatic Transmission and auto-manual change speed gear box have been used.Such as, patent DE10036966A1 has proposed a kind of structure of hybrid electric drive system, and this system has planetary transmission gearshift, change speed gear box and power-transfer clutch, motor and combustion engine can be coupled.In addition, patent DE10049514A1 has also proposed a kind of hybrid electric drive system, and there are a motor and a combustion engine in this system.In planetary transmission, integrated two drive power-transfer clutchs and a brake coupling, and driving power-transfer clutchs by two can be connected as a single entity motor and combustion engine.
Summary of the invention
First technical matters that the present invention will solve provides a kind of hybrid electric drive system of more compact structure.
In order to solve above-mentioned first technical matters, the present invention adopts following technical scheme: a kind of drive system of hybrid vehicle, comprise combustion engine, motor, moment distributor gears, change speed gear box and main oil pump, described moment distributor gears is a sun and planet gear that comprises sun wheel, pinion carrier and gear ring, and described pinion carrier is connected with the output shaft of combustion engine; Described sun wheel is connected with the rotor of motor; Described gear ring, main oil pump all are connected with the input shaft of change speed gear box.
The present invention utilizes the moment distributor gears of a sun and planet gear as hybrid vehicle, motor, combustion engine and change speed gear box are connected with planetary sun wheel, pinion carrier and gear ring respectively, so just motor and combustion engine are coupled, and with the synthetic back input of its power change speed gear box, since adopted sun and planet gear, therefore structurally compact more.
A kind of preferred version as technique scheme: described moment distributor gears is a sun and planet gear that is provided with double satellite gear, and described pinion carrier is connected simultaneously with double satellite gear.When adopting the moment distributor gears of planetary gear device composition, in order to improve the convenience in car load drive system dynamic property and the control, requiring at change speed gear box input shaft rotating speed usually is 0 o'clock, the revolution ratio of motor and driving engine approaching-1.If adopt single satellite gear, in order to realize that the coupling of motor output torque and engine output torque outputs on the input shaft of change speed gear box, change speed gear box is typically connected on the pinion carrier, motor is connected with gear ring, driving engine is connected with sun wheel, like this when change speed gear box input shaft rotating speed is 0, realize the revolution ratio approaching-1 of motor and driving engine, then the ratio of number of teeth of gear ring and sun wheel should be near 1, in other words, in order to arrange lower planetary gear, need to increase the diameter several times of sun wheel, and then make the size of whole moment distributor gears increase several times; And for the moment distributor gears of double satellite gear, change speed gear box can be connected on the gear ring, motor, driving engine are connected respectively on sun wheel and the pinion carrier, when change speed gear box input shaft rotating speed was 0, the revolution ratio that realize motor and driving engine was near 1, and the gear ring of two-row planetary gear device and the ratio of number of teeth of sun wheel are near 2, in this case, the diameter of sun wheel is much smaller, and the size of whole moment distributor gears is also much smaller, thereby makes the structure of drive system also compact more.
A kind of preferred version as technique scheme: also comprise a hard-wired combustion engine braking device, described combustion engine braking device is connected with the output shaft of combustion engine.When hybrid vehicle was worked with electric-only mode, combustion engine braking device can be used for pinning flywheel, prevents the rotation of combustion engine.Because fly wheel brake can be fixedly mounted in the cabin of combustion engine, helps the spatial destribution of drive system, can not increase the axial dimension of drive system, also be convenient to dismounting and maintenance simultaneously.
As a kind of improvement, also be provided with electric control clutch between the sun wheel of described moment distributor gears and the pinion carrier to technique scheme.During the electric control clutch engagement, sun wheel becomes as a whole with the pinion carrier locking, and the transmitting ratio of moment distributor gears is 1, and this moment, motor can be operated in motoring condition, also can be operated in generating state, can distribute output torque arbitrarily by demand for control between combustion engine and motor.
As further optimization: comprise that also an automatically controlled oil pump is in parallel with described main oil pump to above-mentioned improvement project.Under start-stop mode or under other mode of operation, main oil pump possibly can't keep the oil pressure of hydraulic efficiency pressure system, in order to prevent the oil pressure deficiency of hydraulic efficiency pressure system, thus integrated automatically controlled oil pump, with the normal oil pressure that guarantees hydraulic efficiency pressure system and the normal operation of electric control clutch.
A kind of preferred version as technique scheme: described motor is for being operated in the four-quadrant motor of motoring condition or generating state when forward and backward.When promptly just changeing, motor can be operated in motoring condition or generating state; During negative the commentaries on classics, also can be operated in motoring condition or generating state.Can use motor by different mode starting apparatus combustion engines according to the different and different driving operating mode of gear, therefore, combustion engine need to install starter motor in this hybrid power system.
A kind of preferred version as technique scheme: also be connected with a torsional balancer between the output shaft of described combustion engine and the pinion carrier.Can reduce the vibration that produces in the drive system.
A kind of preferred version as technique scheme: be provided with a power-transfer clutch that is used to pin or discharge the change speed gear box input shaft in the described change speed gear box.When this clutches engaged, can make the change speed gear box input shaft rotational speed is 0, thereby is convenient to realize the requirement controlled.
Another technical matters that the present invention will solve provides a kind of method of operating mixed power automobile driving system, described drive system comprises combustion engine, motor, moment distributor gears, change speed gear box and main oil pump, described moment distributor gears is a sun and planet gear that comprises sun wheel, pinion carrier and gear ring, and described pinion carrier is connected with the output shaft of combustion engine; Described sun wheel is connected with the rotor of motor; Described gear ring, main oil pump all are connected with the input shaft of change speed gear box, be provided with electric control clutch between the sun wheel of described moment distributor gears and the pinion carrier, said method comprising the steps of: at P, N shelves, during cold start-up, motor is just changeing drive change speed gear box input shaft and is just changeing, be installed in main oil pump on the change speed gear box input shaft by forward drive, set up enough oil pressure, make the electric control clutch engagement, motor is just being changed a job and is being made and driving combustion engine to predefined rotating speed, combustion engine oil spout igniting then, starting apparatus combustion engine.So just realized a kind of cold start mode of combustion engine, not needing to establish in addition starter motor just can starting apparatus combustion engine.
Another technical matters that the present invention will solve provides a kind of method of operating mixed power automobile driving system, described drive system comprises combustion engine, motor, moment distributor gears, change speed gear box and main oil pump, described moment distributor gears is a sun and planet gear that comprises sun wheel, pinion carrier and gear ring, and described pinion carrier is connected with the output shaft of combustion engine; Described sun wheel is connected with the rotor of motor; Described gear ring, main oil pump all are connected with the input shaft of change speed gear box, be provided with a power-transfer clutch that is used to pin or discharge the change speed gear box input shaft in the change speed gear box, be provided with electric control clutch between the sun wheel of described moment distributor gears and the pinion carrier, said method comprising the steps of: when the D shelves, make the input shaft of the power-transfer clutch pinning change speed gear box in the change speed gear box, unclamp electric control clutch, motor counter-rotating work also drives combustion engine to predefined rotating speed, combustion engine oil spout igniting then, starting apparatus combustion engine.
When the combustion engine warming-up, and gear is at the D shelves, and combustion engine quits work, as before being parked in red light, green light is bright immediately, needs the quick operated start combustion engine, at this moment just can adopt above-mentioned warm start pattern, the most effectively.
Another technical matters that the present invention will solve provides a kind of method of operating mixed power automobile driving system, described drive system comprises combustion engine, motor, moment distributor gears, change speed gear box and main oil pump, described moment distributor gears is a sun and planet gear that comprises sun wheel, pinion carrier and gear ring, and described pinion carrier is connected with the output shaft of combustion engine; Described sun wheel is connected with the rotor of motor; Described gear ring, main oil pump all is connected with the input shaft of change speed gear box, be provided with electric control clutch between the sun wheel of described moment distributor gears and the pinion carrier, described motor is just, can be operated in the four-quadrant motor of motoring condition or generating state during counter-rotating, said method comprising the steps of: the starting working speed that at first preestablishes combustion engine, the output torque of controlling motor subsequently improves constantly the change speed gear box input shaft rotational speed, motor is just gradually become by counter-rotating to be changeed, when motor tends to consistent with the rotating speed of combustion engine, the engagement electric control clutch, enter into paralleling model, can allow machine operation at motoring condition or generating state then as required: when the moment of demand was big, machine operation was carried out power-assisted at motoring condition; When battery SOC (state-of-charge) was low, machine operation was generated electricity at generating state; When carrying out glancing impact, not oil spout of combustion engine, machine operation is at generating state, the brake system work of automobile simultaneously.
Above-mentioned method of operation can demonstrate fully the advantage of hybrid vehicle, when starting, utilize the physical property of moment distributor gears, be that its output torque is combustion engine and motor output torque sum, satisfy the big starting moment of hybrid vehicle needs, when paralleling model, motor can power-assisted also can generate electricity, and realizes the optimized distribution of hybrid power and energy savings to greatest extent.
As improvement to said method, under paralleling model, when the speed of a motor vehicle reduces, electric control clutch is unclamped, SOC according to battery can enter into following different driven at low speed pattern with operational requirements: when battery SOC during in normal scope, machine operation is at motoring condition; When battery SOC was lower than normal value and need charges, motor was actuated to negative rotating speed rotation, is operated in generating state.Can realize rising to PGS the switching of step mode like this by paralleling model.
Another technical matters that the present invention will solve provides a kind of method of operating mixed power automobile driving system, described drive system comprises combustion engine, motor, moment distributor gears, change speed gear box and main oil pump, described moment distributor gears is a sun and planet gear that comprises sun wheel, pinion carrier and gear ring, and described pinion carrier is connected with the output shaft of combustion engine; Described sun wheel is connected with the rotor of motor; Described gear ring, main oil pump all are connected with the input shaft of change speed gear box, be provided with electric control clutch between the sun wheel of described moment distributor gears and the pinion carrier, also comprise a hard-wired combustion engine braking device, described combustion engine braking device is connected with the output shaft of combustion engine, and said method comprising the steps of: when the system requirements drive torque was low, electric control clutch unclamped, the engagement of combustion engine braking device, machine operation drives the car load operation at motoring condition, enters pure motorized motions pattern.Above-mentioned electric-only mode particularly under the road conditions of blocking up, can reduce the oil consumption of combustion engine greatly when low speed driving.
As improvement, under electric-only mode, when system requirements more during the large driving force square to said method, at first unclamp combustion engine braking device, mesh electric control clutch simultaneously, when combustion engine is driven predefined rotating speed, combustion engine oil spout igniting switches to paralleling model.Can utilize the inertia energy of motor like this, to greatest extent cranking internal combustion engine under non-loaded situation.
Another technical matters that the present invention will solve provides a kind of method of operating mixed power automobile driving system, described drive system comprises combustion engine, motor, moment distributor gears, change speed gear box, main oil pump and the automatically controlled oil pump in parallel with main oil pump, described moment distributor gears is a sun and planet gear that comprises sun wheel, pinion carrier and gear ring, and described pinion carrier is connected with the output shaft of combustion engine; Described sun wheel is connected with the rotor of motor; Described gear ring, main oil pump all are connected with the input shaft of change speed gear box, be provided with electric control clutch between the sun wheel of described moment distributor gears and the pinion carrier, said method comprising the steps of: at P, N shelves, during hot start, enough oil pressure are set up in automatically controlled oil pump work, the engagement of control electric control clutch, motor is just being changed a job and is being made and driving combustion engine to predefined rotating speed, combustion engine oil spout igniting then, starting apparatus combustion engine.
Description of drawings
Below in conjunction with the drawings and specific embodiments the present invention is described in further detail.
Fig. 1 is the structural representation of the drive system of a kind of hybrid vehicle of the present invention.
Fig. 2 has described rotating speed, the moment relation of each parts in the cold start-up process steps one.
Fig. 3 has described rotating speed, the moment relation of each parts in the cold start-up process steps two.
Fig. 4 has described rotating speed, the moment relation of each parts in the cold start-up process steps three.
Fig. 5 has described rotating speed, the moment relation of each parts under the warm start pattern.
Fig. 6 has described rotating speed, the moment relation of each parts of start-up mode in parallel.
Fig. 7 has described satellite gear and has played rotating speed, the moment relation of step mode to each parts of paralleling model step 1.
Fig. 8 has described satellite gear and has played rotating speed, the moment relation of step mode to each parts of paralleling model step 2.
Fig. 9 has described rotating speed, the moment relation of each parts under the assistant mode in parallel.
Figure 10 has described rotating speed, the moment relation of each parts under the power generation mode in parallel.
Figure 11 has described rotating speed, the moment relation of each parts of braking mode in parallel.
Figure 12 has described rotating speed, the moment relation of each parts of the pattern of driving at low speed (motor power-assisted).
Figure 13 has described rotating speed, the moment relation of each parts of the pattern of driving at low speed two (electric power generation).
The rotating speed of each parts, moment relation when Figure 14 has described pure motorized motions.
Figure 15 has described rotating speed, the moment relation of each parts from the electric-only mode to the paralleling model.
Wherein, the implication of following symbol is among Fig. 2-Figure 15:
Be driven
Drive torque is provided
Keep same state
The specific embodiment
As shown in Figure 1, the drive system of a kind of hybrid vehicle of the present invention comprises combustion engine 1, motor 9, moment distributor gears 7, change speed gear box 14 and main oil pump 17, and combustion engine 1 can be that spark ignition engine also can be a diesel engine; Motor 9 is a kind of four-quadrant motors, promptly can be operated in motoring condition or generating state when forward and backward, and it comprises rotor 8 and stator 10, and wherein stator 10 is installed on the stationary housing 11.Moment distributor gears 7 is sun and planet gears, it comprises sun wheel 7s, pinion carrier 7c and gear ring 7r, be provided with double satellite gear between sun wheel 7s and the gear ring 7r, pinion carrier 7c is connected simultaneously with this two seniority among brothers and sisters star-wheel, and pinion carrier 7c is connected with the output shaft 2 of combustion engine 1 by a torsional damping arrangement 5; Sun wheel 7s is connected with the rotor 8 of motor 9; Gear ring 7r, main oil pump 17 all are connected with the input shaft 18 of change speed gear box 14, change speed gear box 14 is an Automatic Transmission in the present embodiment, be installed in the casing 13, wherein also be provided with a power-transfer clutch (not shown) that is used to pin or discharge change speed gear box input shaft 18, change speed gear box 14 has output shaft 15.Combustion engine braking device 4 is fixed on the combustion engine housing, is used to pin the flywheel 3 on the internal combustion engine output shaft 2.Also be provided with electric control clutch 6 between the sun wheel 7s of moment distributor gears 7 and the pinion carrier 7c, be used for locking sun wheel 7s and pinion carrier 7c.In order to prevent the oil pressure deficiency of hydraulic efficiency pressure system in some cases, thus present embodiment also integrated automatically controlled oil pump 16 in parallel with main oil pump 17, with the normal oil pressure that guarantees hydraulic efficiency pressure system and the normal operation of electric control clutch 6.Hybrid power entire car controller 19 is used for car load is carried out Based Intelligent Control.
Different working modes and method of operation thereof to above-mentioned mixed power automobile driving system describes below.
Cold start mode
When ambient temperature is low, as water temperature, when Transmission Oil Temperature is low, automatically controlled oil pump 16 can not be set up enough pressure and mesh electric control clutch 6, when gear at N, the P shelves are when ignition key is opened, 1. motor 9 is just changeing driving, driving change speed gear box input shaft 18 is just changeing, and the main oil pump 17 that is installed in change speed gear box input shaft 18 like this can be set up enough pressure by forward drive.Mode of operation such as Fig. 2 of this moment show; 2. when oil pressure enough meshed electric control clutch 6, the engagement of hybrid power entire car controller 19 control electric control clutchs 6 dragged combustion engine 1 to predefined rotating speed, and mode of operation as shown in Figure 3; 3. the igniting of combustion engine 1 oil spout subsequently, and remain on predefined idling speed, motor 9 is operated in negative rotating speed, allows the input shaft 18 of change speed gear box remain on zero rotating speed, prepares starting, and its mode of operation is as shown in Figure 4.
At P, during the N shelves, when chaufeur does not have the demand of car load starting, started combustion engine after, system can carry out warming-up work.
The warm start pattern
When the combustion engine warming-up, and gear is at R, D shelves, and after the parking, combustion engine quits work, as before being parked in red light, green light is bright immediately, at this moment needs the quick operated start combustion engine.This system can take the activation lever pattern.Promptly utilize the input shaft 18 of the power-transfer clutch pinning change speed gear box in the Automatic Transmission 14, motor 9 counter-rotatings also drive combustion engine to default tachometer value, and combustion engine oil spout is immediately lighted a fire.The rotary speed movement relation of its start-up course is as Fig. 5.
During the combustion engine warming-up, and gear is at P, N shelves, and starting apparatus combustion engine charges the battery if desired, can utilize parallel start-up mode.Its control step is as follows, and at first closed electric control clutch 6 begins to drive combustion engine to predefined rotating speed with rear motor 9 from static.The igniting of combustion engine oil spout immediately, the rotary speed movement relation of its start-up course is as Fig. 6.
The automobile of traditional band Automatic Transmission, when the D shelves were stepped on brake pedal, car had stopped, but combustion engine is still idle.The method of operation that the automotive use of hybrid power system of the present invention is above-mentioned, when the D shelves are stepped on brake pedal, car has stopped, combustion engine also can shut down, when a loosen the brake, utilize the characteristic of motor low-speed and large-torque, but the car load at high speed with combustion engine from the static rotating speed of target that is driven into, combustion engine oil spout is immediately lighted a fire, and promptly starts to walk in conjunction with the control of motor.Realized/controllable function of stop mode.Because the car stopping time, combustion engine is in stopped status, and institute also can reduce oil consumption.
Satellite gear plays step mode
When starting, utilize the physical property of moment distributor gears 7, promptly its output torque is combustion engine 1 and motor 9 output torque sums, satisfies the big starting moment of hybrid vehicle needs.1. at first preestablish the starting working speed of combustion engine, subsequently, control motor 9 output torques improve constantly the rotating speed of change speed gear box input shaft 18, and motor is just gradually become by counter-rotating to be changeed, as shown in Figure 7, its rotation speed relation from dotted line gradually to the solid line transition; 2. when the rotating speed of combustion engine 1 and motor 9 trend is consistent, mesh electric control clutch 6, enter into paralleling model, as shown in the figure 8.
Paralleling model
Under paralleling model, after electric control clutch 6 engagements, can allow motor 9 be operated in electric motor state or electrical generator state as required.When the demand moment of chaufeur was big, motor 9 was operated in electric motor state and carries out power-assisted, and its rotating speed moment relation as shown in Figure 9; When battery SOC was low, motor 9 was operated in generating state and generates electricity, and its rotating speed moment relation as shown in figure 10.Carry out glancing impact at paralleling model, combustion engine 1 not oil spout, motor 9 is operated in generating state, generates electricity, car load brake system work simultaneously, its rotating speed moment relation is as shown in figure 11.
The driven at low speed pattern
When the speed of a motor vehicle reduced, system entered into the satellite gear step mode from paralleling model again, and at this moment electric control clutch 6 unclamps.System can enter into different driven at low speed patterns according to the SOC of battery and the demand of chaufeur.When battery SOC during in normal scope, motor 9 is operated in electric motor state, as shown in figure 12.When the subnormal value of battery SOC, in the time of need charging, motor 9 is driven in negative rotary speed direction rotation, is operated in the electrical generator state, as shown in figure 13.
Electric-only mode
When the system requirements drive torque hanged down, hybrid power entered pure motorized motions pattern, 4 engagements of internal combustion engine flywheel drg, and motor 9 is operated in electric motor state, drives the car load operation, and its rotation speed relation is as shown in figure 14.
Move under electric-only mode, when system requirements more during the large driving force square, hybrid vehicle switches to paralleling model, and the relation of its rotation speed change process as shown in figure 15.Switch to operating process under the paralleling model from electric-only mode: at first unclamp internal combustion engine flywheel drg 4, mesh electric control clutch 6 simultaneously, when internal-combustion engine rotational speed takes the rotating speed of preliminary election setting to, combustion engine oil spout igniting, can utilize the inertia energy of motor, to greatest extent cranking internal combustion engine under non-loaded situation.
Claims (15)
1. the drive system of a hybrid vehicle, comprise combustion engine (1), motor (9), moment distributor gears (7), change speed gear box (14) and main oil pump (17), it is characterized in that: described moment distributor gears (7) is a sun and planet gear that comprises sun wheel (7s), pinion carrier (7c) and gear ring (7r), and described pinion carrier (7c) is connected with the output shaft (2) of combustion engine; Described sun wheel (7s) is connected with the rotor (8) of motor; Described gear ring (7r), main oil pump (17) all are connected with the input shaft (18) of change speed gear box.
2. the drive system of hybrid vehicle according to claim 1, it is characterized in that: described moment distributor gears (7) is a sun and planet gear that is provided with double satellite gear, and described pinion carrier (7c) is connected simultaneously with double satellite gear.
3. the drive system of hybrid vehicle according to claim 1 is characterized in that: also comprise a hard-wired combustion engine braking device (4), described combustion engine braking device (4) is connected with the output shaft (2) of combustion engine.
4. according to the drive system of claim 1 or 2 or 3 described hybrid vehicles, it is characterized in that: also be provided with electric control clutch (6) between the sun wheel (7s) of described moment distributor gears (7) and the pinion carrier (7c).
5. the drive system of hybrid vehicle according to claim 4 is characterized in that: comprise that also an automatically controlled oil pump (16) is in parallel with main oil pump (17).
6. the drive system of hybrid vehicle according to claim 1 is characterized in that: described motor (9) is for being operated in the four-quadrant motor of motoring condition or generating state when forward and backward.
7. the drive system of hybrid vehicle according to claim 1 is characterized in that: also be connected with a torsional balancer (5) between output shaft of described combustion engine (2) and the pinion carrier (7c).
8. the drive system of hybrid vehicle according to claim 1 is characterized in that: be provided with a power-transfer clutch that is used for pinning or discharging change speed gear box input shaft (18) in the described change speed gear box (14).
9. method of operating mixed power automobile driving system, described drive system comprises combustion engine, motor, moment distributor gears, change speed gear box and main oil pump, described moment distributor gears is a sun and planet gear that comprises sun wheel, pinion carrier and gear ring, and described pinion carrier is connected with the output shaft of combustion engine; Described sun wheel is connected with the rotor of motor; Described gear ring, main oil pump all are connected with the input shaft of change speed gear box, be provided with electric control clutch between the sun wheel of described moment distributor gears and the pinion carrier, said method comprising the steps of: at P, N shelves, during cold start, motor is just changeing drive change speed gear box input shaft and is just changeing, be installed in main oil pump on the change speed gear box input shaft by forward drive, set up enough oil pressure, control electric control clutch (6) engagement, motor (9) is just being changed a job and is being made and driving combustion engine (1) to predefined rotating speed, combustion engine oil spout igniting then, starting apparatus combustion engine (1).
10. method of operating mixed power automobile driving system, described drive system comprises combustion engine, motor, moment distributor gears, change speed gear box and main oil pump, described moment distributor gears is a sun and planet gear that comprises sun wheel, pinion carrier and gear ring, and described pinion carrier is connected with the output shaft of combustion engine; Described sun wheel is connected with the rotor of motor; Described gear ring, main oil pump all are connected with the input shaft of change speed gear box, be provided with a power-transfer clutch that is used to pin or discharge the change speed gear box input shaft in the change speed gear box, be provided with electric control clutch between the sun wheel of described moment distributor gears and the pinion carrier, said method comprising the steps of: when the D shelves, make the input shaft (18) of the power-transfer clutch pinning change speed gear box in the change speed gear box (14), unclamp electric control clutch (6), motor (9) counter-rotating work also drives combustion engine (1) to predefined rotating speed, combustion engine oil spout igniting then, starting apparatus combustion engine (1).
11. method of operating mixed power automobile driving system, described drive system comprises combustion engine, motor, moment distributor gears, change speed gear box and main oil pump, described moment distributor gears is a sun and planet gear that comprises sun wheel, pinion carrier and gear ring, and described pinion carrier is connected with the output shaft of combustion engine; Described sun wheel is connected with the rotor of motor; Described gear ring, main oil pump all is connected with the input shaft of change speed gear box, be provided with electric control clutch between the sun wheel of described moment distributor gears and the pinion carrier, described motor is just, can be operated in the four-quadrant motor of motoring condition or generating state during counter-rotating, said method comprising the steps of: the starting working speed that at first preestablishes combustion engine, the output torque of controlling motor (9) subsequently improves constantly the rotating speed of change speed gear box input shaft (18), motor is just gradually become by counter-rotating to be changeed, when motor tends to consistent with the rotating speed of combustion engine, engagement electric control clutch (6), enter into paralleling model, under paralleling model, can allow motor (9) be operated in motoring condition or generating state as required: when the moment of demand was big, motor (9) was operated in motoring condition and carries out power-assisted; When battery SOC was low, motor (9) was operated in generating state and generates electricity; When carrying out glancing impact, not oil spout of combustion engine (1), motor (9) is operated in generating state, simultaneously the brake system work of automobile.
12. the method for operation mixed power automobile driving system according to claim 11, it is characterized in that: under paralleling model, when the speed of a motor vehicle reduces, electric control clutch (6) is unclamped, SOC according to battery can enter into following different driven at low speed pattern with operational requirements: when battery SOC during in normal scope, motor (9) is operated in motoring condition; When battery SOC was lower than normal value and need charges, motor (9) was actuated to negative rotating speed rotation, is operated in generating state.
13. method of operating mixed power automobile driving system, described drive system comprises combustion engine, motor, moment distributor gears, change speed gear box and main oil pump, described moment distributor gears is a sun and planet gear that comprises sun wheel, pinion carrier and gear ring, and described pinion carrier is connected with the output shaft of combustion engine; Described sun wheel is connected with the rotor of motor; Described gear ring, main oil pump all are connected with the input shaft of change speed gear box, be provided with electric control clutch between the sun wheel of described moment distributor gears and the pinion carrier, also comprise a hard-wired combustion engine braking device, described combustion engine braking device is connected with the output shaft of combustion engine, said method comprising the steps of: when the system requirements drive torque is low, electric control clutch (6) unclamps, combustion engine braking device (4) engagement, motor (9) is operated in motoring condition, the operation of driving car load enters pure motorized motions pattern.
14. the method for operation mixed power automobile driving system according to claim 13, it is characterized in that: under electric-only mode, when system requirements more during the large driving force square, at first unclamp combustion engine braking device (4), mesh electric control clutch (6) simultaneously, when combustion engine was driven predefined rotating speed, combustion engine oil spout igniting switched to paralleling model.
15. method of operating mixed power automobile driving system, described drive system comprises combustion engine, motor, moment distributor gears, change speed gear box, main oil pump and the automatically controlled oil pump in parallel with main oil pump, described moment distributor gears is a sun and planet gear that comprises sun wheel, pinion carrier and gear ring, and described pinion carrier is connected with the output shaft of combustion engine; Described sun wheel is connected with the rotor of motor; Described gear ring, main oil pump all are connected with the input shaft of change speed gear box, be provided with electric control clutch between the sun wheel of described moment distributor gears and the pinion carrier, said method comprising the steps of: at P, N shelves, during hot start, enough oil pressure are set up in automatically controlled oil pump (16) work, control electric control clutch (6) engagement, motor (9) is just being changed a job and is being made and driving combustion engine (1) to predefined rotating speed, combustion engine oil spout igniting then, starting apparatus combustion engine (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101480942A CN100519246C (en) | 2006-12-27 | 2006-12-27 | Driving system for mixed power automobile and operation method thereof |
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| CN102678867A (en) * | 2011-03-07 | 2012-09-19 | 通用汽车环球科技运作有限责任公司 | Passive mechanical torque converter |
| CN104487304A (en) * | 2012-06-27 | 2015-04-01 | 斯堪尼亚商用车有限公司 | Method for simultaneous control of torque from combustion engine and electric machine in a hybrid vehicle |
| CN104507724A (en) * | 2012-06-27 | 2015-04-08 | 斯堪尼亚商用车有限公司 | A method for braking a vehicle |
| CN104837661A (en) * | 2012-03-21 | 2015-08-12 | Zf腓德烈斯哈芬股份公司 | Gear device having at least one electrical variator for the continuous variation of a transmission and comprising power split |
| CN105346538A (en) * | 2015-09-30 | 2016-02-24 | 奇瑞汽车股份有限公司 | Starting control method and device for hybrid electric vehicle |
| CN106364306A (en) * | 2016-10-21 | 2017-02-01 | 奇瑞汽车股份有限公司 | Power system of hybrid power automobile and operating method of power system |
| CN108909431A (en) * | 2018-06-25 | 2018-11-30 | 浙江吉利变速器有限公司 | A kind of the single motor hybrid electric drive system and control method of vehicle |
| CN111038246A (en) * | 2019-12-24 | 2020-04-21 | 贵州凯星液力传动机械有限公司 | Planetary gear type hybrid power transmission device |
| CN111677850A (en) * | 2019-03-11 | 2020-09-18 | 腓特烈斯港齿轮工厂股份公司 | Oil supply method, oil supply system, and vehicle transmission |
| CN113685299A (en) * | 2021-09-08 | 2021-11-23 | 馨联动力(曲阜)有限公司 | Low-temperature cold start control method for P-gear engine of hybrid electric vehicle |
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| CN107701318B (en) * | 2017-08-22 | 2020-06-05 | 太原理工大学 | Flywheel-free diesel engine generator/motor system control method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102678867A (en) * | 2011-03-07 | 2012-09-19 | 通用汽车环球科技运作有限责任公司 | Passive mechanical torque converter |
| CN102678867B (en) * | 2011-03-07 | 2014-12-17 | 通用汽车环球科技运作有限责任公司 | Passive mechanical torque converter |
| CN104837661B (en) * | 2012-03-21 | 2018-03-16 | Zf 腓德烈斯哈芬股份公司 | With branched power and at least one drive apparatus for being used to infinitely change the electrical variable speed case of gearratio |
| CN104837661A (en) * | 2012-03-21 | 2015-08-12 | Zf腓德烈斯哈芬股份公司 | Gear device having at least one electrical variator for the continuous variation of a transmission and comprising power split |
| CN104487304A (en) * | 2012-06-27 | 2015-04-01 | 斯堪尼亚商用车有限公司 | Method for simultaneous control of torque from combustion engine and electric machine in a hybrid vehicle |
| CN104507724A (en) * | 2012-06-27 | 2015-04-08 | 斯堪尼亚商用车有限公司 | A method for braking a vehicle |
| CN105346538A (en) * | 2015-09-30 | 2016-02-24 | 奇瑞汽车股份有限公司 | Starting control method and device for hybrid electric vehicle |
| CN105346538B (en) * | 2015-09-30 | 2017-11-14 | 奇瑞汽车股份有限公司 | The starting control method and device of a kind of hybrid vehicle |
| CN106364306B (en) * | 2016-10-21 | 2019-09-06 | 奇瑞汽车股份有限公司 | The dynamical system and its operation method of hybrid vehicle |
| CN106364306A (en) * | 2016-10-21 | 2017-02-01 | 奇瑞汽车股份有限公司 | Power system of hybrid power automobile and operating method of power system |
| CN108909431A (en) * | 2018-06-25 | 2018-11-30 | 浙江吉利变速器有限公司 | A kind of the single motor hybrid electric drive system and control method of vehicle |
| CN108909431B (en) * | 2018-06-25 | 2023-12-15 | 浙江吉利变速器有限公司 | Single-motor hybrid power driving system of vehicle and control method |
| CN111677850A (en) * | 2019-03-11 | 2020-09-18 | 腓特烈斯港齿轮工厂股份公司 | Oil supply method, oil supply system, and vehicle transmission |
| US11566699B2 (en) | 2019-03-11 | 2023-01-31 | Zf Friedrichshafen Ag | Method for supplying consumers of an oil supply system for a vehicle transmission with oil |
| CN111038246A (en) * | 2019-12-24 | 2020-04-21 | 贵州凯星液力传动机械有限公司 | Planetary gear type hybrid power transmission device |
| CN113685299A (en) * | 2021-09-08 | 2021-11-23 | 馨联动力(曲阜)有限公司 | Low-temperature cold start control method for P-gear engine of hybrid electric vehicle |
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Owner name: SAIC MOTOR CORPORATION LIMITED. Free format text: FORMER OWNER: SHANGHAI AUTOMOBILE CO. LTD. Effective date: 20081017 |
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