CN103991376A - Hybrid power system - Google Patents
Hybrid power system Download PDFInfo
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- CN103991376A CN103991376A CN201410225455.3A CN201410225455A CN103991376A CN 103991376 A CN103991376 A CN 103991376A CN 201410225455 A CN201410225455 A CN 201410225455A CN 103991376 A CN103991376 A CN 103991376A
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- power
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- 230000007246 mechanism Effects 0.000 claims abstract description 59
- 238000013016 damping Methods 0.000 claims description 25
- 238000004804 winding Methods 0.000 claims description 10
- 230000009977 dual effect Effects 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 abstract description 13
- 238000010521 absorption reaction Methods 0.000 abstract 2
- 230000035939 shock Effects 0.000 abstract 2
- 239000006096 absorbing agent Substances 0.000 description 12
- 230000000694 effects Effects 0.000 description 4
- 238000003032 molecular docking Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/62—Hybrid vehicles
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- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention discloses a hybrid power system which comprises an engine, a torsion shock absorption mechanism, a clutch mechanism, a speed change mechanism, an electric motor, a power supply and the like. The speed change mechanism has two or more gears, efficiency of the engine is improved, and impact which is exerted by the engine on a transmission shaft during gear shifting is reduced through the torsion shock absorption mechanism. The hybrid power system of the structure can be widely applied to a plug-in hybrid power vehicle and a non-plug-in hybrid power vehicle.
Description
Technical field
The present invention relates to a kind of hybrid power system, be specifically related to a kind of series-parallel hybrid electric system.
Technical background
Existing hybrid power system generally consists of driving engine, electrical generator, electrical motor, electrical source of power etc., and driving engine and electrical source of power are jointly for vehicle provides power.This structure can realize the parallel drive of driving engine and electrical source of power, be applied to can save space easy to operate on dolly, but for full size vehicle, hybrid-power bus particularly, due to its time out of the station and the traffic congestion time longer, low engine speed running time is many, causes engine operation long in the low efficiency time; And when gearshift engine output torque unexpected effect or add conference transmission shaft produced to stronger impulsive force, be unfavorable for the life-span of transmission shaft.
For overcoming the above problems, the present invention adopts a kind of new hybrid power system, in conventional hybrid power system, add speed-changing mechanism, reverse damping and engaging and disengaging gear, with this, improve engine efficiency, and can reduce to shift gears time driving engine output torque effect suddenly or strengthen the impulsive force to transmission shaft causing.
Summary of the invention
The present invention is for overcoming deficiency of the prior art, in conventional hybrid power system structure, add speed-changing mechanism and reverse damping, engaging and disengaging gear, with this, reduce motor power (output), improve engine efficiency, and engine output torque effect suddenly or strengthen the impulsive force to motor shaft causing can reduce to shift gears time.
For achieving the above object, technical scheme of the present invention is:
A hybrid power system, comprises driving engine, electrical motor, electrical source of power, and described electrical source of power is connected with described electrical motor, also comprises change speed gear box, reverses damping, engaging and disengaging gear; Described driving engine, torsion damping, engaging and disengaging gear, speed-changing mechanism, electrical motor coaxially connect successively.
Described speed-changing mechanism is two grades of above speed-changing mechanisms.
Described engaging and disengaging gear is gears to engage and disengage mechanism.
Described electrical source of power is can external charge power supply.
Described system has electrical generator, and connecting engine and electrical source of power, charge to electrical source of power in order to driving engine.
Described electrical motor has double winding, and described electrical source of power is dual power supply, and described double winding connects respectively at two power supplys.
Compare existing hybrid power system, the present invention has remarkable advantage and beneficial effect, is embodied as:
1, improved engine efficiency adding of speed-changing mechanism;
The impulsive force of driving engine to motor shaft when 2, torsion damping has reduced gear shift;
Frictional loss when 3, gears to engage and disengage mechanism has reduced clutch;
4, hybrid power system of the present invention, can be widely used in plug-in hybrid electric vehicle and non-plug-in hybrid electric vehicle.
Accompanying drawing explanation
Fig. 1 is mixed power system structure schematic diagram of the present invention.
The specific embodiment
Specific embodiment of the invention method is as follows:
For traditional hybrid power system, most of structure that adopts driving engine, power-transfer clutch, electrical motor to connect, the mixed power system structure that the present invention proposes comprises driving engine, reverses the mechanisms such as damping, engaging and disengaging gear, speed-changing mechanism, electrical motor, electrical source of power, speed-changing mechanism has improved engine efficiency, the impulsive force of driving engine to transmission shaft when torsion damping has reduced gear shift, frictional loss when gears to engage and disengage mechanism has reduced clutch.This structure can be applied to, on plug-in hybrid vehicle and non-plug-in hybrid vehicle, be widely used.
Below in conjunction with accompanying drawing, illustrate the structure of hybrid power system of the present invention:
As shown in Figure 1, the mixed power system structure that the present invention the 1st embodiment provides comprises driving engine, reverses damping, engaging and disengaging gear, speed-changing mechanism, electrical motor, electrical source of power etc., described driving engine, torsion damping, engaging and disengaging gear, speed-changing mechanism, electrical motor coaxially connect successively, described electrical source of power is connected with described electrical motor, and this structure can be applicable to series parallel hybrid power vehicle.
Described speed-changing mechanism can be to have the mechanism that two grades of above change speed gear boxs etc. can speed changes and transmitted kinetic energy; Described torsion damping can be the mechanism that torsion vibration absorber etc. has the impulsive force that the relative motion while reducing rotation docking causes; Described engaging and disengaging gear can have for engagement sleeve etc. the mechanism of clutch function.The clutch plate of described torsion vibration absorber is fixedly connected with described engine output shaft, and the spline housing of described torsion vibration absorber is connected with described engaging and disengaging gear power intake.
When vehicle start, driving engine does not start, and engaging and disengaging gear disconnects, and by electrical source of power driving electric machine, rotates to drive Vehicle Driving Cycle;
When vehicle reaches setting speed, driving engine starts fast, speed-changing mechanism is placed in D Drive, engaging and disengaging gear combination, driving engine dallies to drive Vehicle Driving Cycle by speed-changing mechanism driving electric machine, now reverse damping and can reduce the engine torque impulsive force of output to transmission device suddenly, the damage that effectively prevents transmission shaft to cause because crossing large impact;
When vehicle accelerates or goes up a slope, speed-changing mechanism is placed in D Drive, engaging and disengaging gear combination, and now driving engine and electrical motor drive vehicle jointly;
When car retardation or while sliding, engine stop work, engaging and disengaging gear disconnects, and by electrical motor, vehicle energy is recovered in electrical source of power.
Change speed gear box has effectively improved engine efficiency, the intervention of gears to engage and disengage mechanism, greatly reduce engaging and disengaging gear in conjunction with time fricative loss.
As the 2nd embodiment of the present invention, this mixed power system structure comprises driving engine, reverses damping, engaging and disengaging gear, speed-changing mechanism, electrical motor, electrical source of power, electrical generator etc., described driving engine, torsion damping, engaging and disengaging gear, speed-changing mechanism, electrical motor coaxially connect successively, described electrical source of power is connected with described electrical motor, described electrical generator connecting engine and electrical source of power, this structure can be applicable to series parallel hybrid power vehicle.
Described speed-changing mechanism can be to have the mechanism that two grades of above change speed gear boxs etc. can speed changes and transmitted kinetic energy; Described torsion damping can be the mechanism that torsion vibration absorber etc. has the impulsive force that while reducing rotation docking, relative motion causes; Described engaging and disengaging gear can have for engagement sleeve etc. the mechanism of clutch function.The clutch plate of described torsion vibration absorber is fixedly connected with described engine output shaft, and the spline housing of described torsion vibration absorber is connected with described engaging and disengaging gear power intake.
When vehicle start, driving engine does not start, and engaging and disengaging gear disconnects, and by electrical source of power driving electric machine, is rotated and is driven separately Vehicle Driving Cycle;
When vehicle reaches setting speed, engine starting, speed-changing mechanism is placed in D Drive, engaging and disengaging gear combination, driving engine dallies to drive vehicle by speed-changing mechanism driving electric machine, now reverse damping and can reduce the engine torque impulsive force of output to transmission device suddenly, the damage that effectively prevents transmission shaft to cause because crossing large impact;
When vehicle accelerates or goes up a slope, speed-changing mechanism is placed in D Drive, engaging and disengaging gear combination, now driving engine and the electrical motor common vehicle that drives in parallel;
When car retardation or while sliding, engine stop work, engaging and disengaging gear disconnects, and by electrical motor, vehicle energy is recovered in electrical source of power;
When electrical source of power electric weight is not enough, the work of driven by engine electrical generator is charged to electrical source of power.
As the 3rd embodiment of the present invention, this system comprises driving engine, reverses damping, engaging and disengaging gear, speed-changing mechanism, electrical motor, electrical source of power etc., described driving engine, torsion damping, engaging and disengaging gear, speed-changing mechanism, electrical motor coaxially connect successively, described electrical source of power is dual power supply, described electrical motor has double winding, and the double winding of described electrical motor is connected with described double dynamical power supply respectively.
Described speed-changing mechanism can be to have the mechanism that two grades of above change speed gear boxs etc. can speed changes and transmitted kinetic energy; Described torsion damping can be the mechanism that torsion vibration absorber etc. has the impulsive force that the relative motion while reducing rotation docking causes; Described engaging and disengaging gear can have for engagement sleeve etc. the mechanism of clutch function.The clutch plate of described torsion vibration absorber is fixedly connected with described engine output shaft, and the spline housing of described torsion vibration absorber is connected with described engaging and disengaging gear power intake.
When vehicle start, driving engine does not start, and engaging and disengaging gear disconnects, and by electrical source of power driving electric machine, rotates to drive Vehicle Driving Cycle;
When vehicle reaches setting speed, engine starting, speed-changing mechanism is placed in D Drive, engaging and disengaging gear combination, driving engine dallies to drive vehicle by speed-changing mechanism driving electric machine, now reverse damping and can reduce the engine torque impulsive force of output to transmission device suddenly, the damage that effectively prevents transmission shaft to cause because crossing large impact;
When vehicle accelerates or goes up a slope, speed-changing mechanism is placed in D Drive, engaging and disengaging gear combination, and now driving engine and electrical motor drive vehicle jointly;
When car retardation or while sliding, engine stop work, engaging and disengaging gear disconnects, and by electrical motor, vehicle energy is recovered in electrical source of power.
Above-mentioned electrical source of power is designed to large capacity power source also can be to its direct external charge, and this system architecture can be applicable to plug-in hybrid vehicle, because electrical motor adopts double winding structure, has greatly improved the safe reliability of system.
As the 4th embodiment of the present invention, this mixed power system structure comprises driving engine, reverses damping, engaging and disengaging gear, speed-changing mechanism, electrical motor, electrical source of power, electrical generator etc., described driving engine, torsion damping, engaging and disengaging gear, speed-changing mechanism, electrical motor coaxially connect successively, described electrical source of power is dual power supply, described electrical motor has double winding, the double winding of described electrical motor is connected with described double dynamical power supply respectively, described electrical generator connecting engine and electrical source of power, this structure can be applicable to series parallel hybrid power vehicle.
Described speed-changing mechanism can be to have the mechanism that two grades of above change speed gear boxs etc. can speed changes and transmitted kinetic energy; Described torsion damping can be the mechanism that torsion vibration absorber etc. has the impulsive force that the relative motion while reducing rotation docking causes; Described engaging and disengaging gear can have for engagement sleeve etc. the mechanism of clutch function.The clutch plate of described torsion vibration absorber is fixedly connected with described engine output shaft, and the spline housing of described torsion vibration absorber is connected with described engaging and disengaging gear power intake.
When vehicle start, driving engine does not start, and engaging and disengaging gear disconnects, and by electrical source of power driving electric machine, rotates to drive Vehicle Driving Cycle;
When vehicle reaches setting speed, engine starting, speed-changing mechanism is placed in D Drive, engaging and disengaging gear combination, driving engine dallies to drive vehicle by speed-changing mechanism driving electric machine, now reverse damping and can reduce the engine torque impulsive force of output to transmission device suddenly, the damage that effectively prevents transmission shaft to cause because crossing large impact;
When vehicle accelerates or goes up a slope, speed-changing mechanism is placed in D Drive, engaging and disengaging gear combination, and now driving engine and electrical motor drive vehicle jointly;
When car retardation or while sliding, engine stop work, engaging and disengaging gear disconnects, and by electrical motor, vehicle energy is recovered in electrical source of power;
When electrical source of power electric weight is not enough, the work of driven by engine electrical generator is charged to electrical source of power.
Because electrical motor adopts double winding structure, electrical source of power adopts dual power supply, has greatly improved the safe reliability of system.
For being one exemplary embodiment of the present invention; should be understood to is a certain demonstrative example wherein in the protection domain of claims of the present invention; there is the directiveness effect that those skilled in the art is realized to corresponding technical scheme, but not limitation of the invention.
Claims (6)
1. a hybrid power system, comprises driving engine, electrical motor, electrical source of power, and described electrical source of power is connected with described electrical motor, it is characterized in that: also comprise speed-changing mechanism, reverse damping, engaging and disengaging gear; Described driving engine, torsion damping, engaging and disengaging gear, speed-changing mechanism, electrical motor coaxially connect successively.
2. hybrid power system according to claim 1, is characterized in that: described speed-changing mechanism is two grades of above speed-changing mechanisms.
3. hybrid power system according to claim 2, is characterized in that: described engaging and disengaging gear is gears to engage and disengage mechanism.
4. hybrid power system according to claim 3, is characterized in that: described electrical source of power is can external charge power supply.
5. hybrid power system according to claim 3, is characterized in that: described system has electrical generator, and connecting engine and electrical source of power, charge to electrical source of power in order to driving engine.
6. according to the hybrid power system described in claim 4 or 5, it is characterized in that: described electrical motor has double winding, described electrical source of power is dual power supply, and described double winding connects respectively at two power supplys.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410225455.3A CN103991376A (en) | 2014-05-26 | 2014-05-26 | Hybrid power system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410225455.3A CN103991376A (en) | 2014-05-26 | 2014-05-26 | Hybrid power system |
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| CN103991376A true CN103991376A (en) | 2014-08-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410225455.3A Withdrawn CN103991376A (en) | 2014-05-26 | 2014-05-26 | Hybrid power system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109130834A (en) * | 2017-06-28 | 2019-01-04 | 天津市松正电动汽车技术股份有限公司 | A kind of hybrid power passenger car driving strategy |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001088586A (en) * | 1999-09-27 | 2001-04-03 | Toyota Motor Corp | Hybrid vehicle control device |
| CN101244687A (en) * | 2008-03-20 | 2008-08-20 | 上海交通大学 | Parallel hybrid drive system and drive method thereof |
| CN201362168Y (en) * | 2009-01-12 | 2009-12-16 | 广西玉柴机器股份有限公司 | Driving system of hybrid power automobile |
| CN201800523U (en) * | 2010-07-07 | 2011-04-20 | 天津市松正电动科技有限公司 | Hybrid driving device |
| DE102012201834A1 (en) * | 2011-02-09 | 2012-08-09 | Denso Corporation | Power transmission device |
-
2014
- 2014-05-26 CN CN201410225455.3A patent/CN103991376A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001088586A (en) * | 1999-09-27 | 2001-04-03 | Toyota Motor Corp | Hybrid vehicle control device |
| CN101244687A (en) * | 2008-03-20 | 2008-08-20 | 上海交通大学 | Parallel hybrid drive system and drive method thereof |
| CN201362168Y (en) * | 2009-01-12 | 2009-12-16 | 广西玉柴机器股份有限公司 | Driving system of hybrid power automobile |
| CN201800523U (en) * | 2010-07-07 | 2011-04-20 | 天津市松正电动科技有限公司 | Hybrid driving device |
| DE102012201834A1 (en) * | 2011-02-09 | 2012-08-09 | Denso Corporation | Power transmission device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109130834A (en) * | 2017-06-28 | 2019-01-04 | 天津市松正电动汽车技术股份有限公司 | A kind of hybrid power passenger car driving strategy |
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Application publication date: 20140820 |
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| WW01 | Invention patent application withdrawn after publication |