CN108340760A - A kind of pure electric vehicle power assembly system - Google Patents
A kind of pure electric vehicle power assembly system Download PDFInfo
- Publication number
- CN108340760A CN108340760A CN201710045192.1A CN201710045192A CN108340760A CN 108340760 A CN108340760 A CN 108340760A CN 201710045192 A CN201710045192 A CN 201710045192A CN 108340760 A CN108340760 A CN 108340760A
- Authority
- CN
- China
- Prior art keywords
- motor
- input shaft
- gear
- vehicle
- power
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT 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
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/02—Arrangement or mounting of electrical propulsion units comprising more than one electric motor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT 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
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
- B60K17/12—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of electric gearing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L7/00—Electrodynamic brake systems for vehicles in general
- B60L7/10—Dynamic electric regenerative braking
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Power Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Structure Of Transmissions (AREA)
Abstract
The invention discloses a kind of pure electric vehicle power assembly systems.System uses two small-volume high-speed motors, single motor drives when realizing low speed by single planetary row structure, it is driven jointly after the power coupling of two motors when high speed, most of single motor driving oversize vehicles at present are solved to be short of power, inefficiency, the big problem of high cost of weight, power interruption when also solving the pure power drive system shift with speed changer, drives uncomfortable problem.The present invention has the problems such as simple in structure, drive efficiency is higher, and easily designed, processing is conducive to reduction manufacturing cost, reduces system failure rate, realizes energy-saving and emission-reduction suitable for large-scale pure electric vehicle.
Description
Technical field
The present invention relates to a kind of vehicle power assembly systems, in particular for a kind of pure electric vehicle of pure electric vehicle
Power assembly system.
Background technology
Pure electric automobile have become cleaning, efficient automobile developing direction, be solve environmental protection and power saving best way
One of diameter and the inevitable choice of Domestic Automotive Industry sustainable development.Pure electric automobile is using which kind of power configuration as dynamic
Force driving device, it has also become the hot spot of current pure electric vehicle power research on system technology.The arrangement quantity of motor, mode and
Control strategy is different, forms miscellaneous structural shape.Major part pure electric vehicle is directly driven using single motor at present, single electricity
Machine acceleration and deceleration case, single motor add the forms such as gearbox.Or this pattern is inefficient, and motor volume weight is excessive, power
It is insufficient；There are shifting power interruptions, do not meet electric vehicle and drive expectation etc., it is difficult to adapt to the height of next step market demands
Speed, heavily loaded, low energy consumption laws and regulations requirement.Certain the import bi-motor occurred in the market is reordered axis reduction gearbox type power assembly, right
The accuracy of manufacture requires high and unsuitable domestic high-volume popularization to be eliminated.What is occurred in the patent or paper having disclosed is double
The organization plan that motor adds planet row to couple often pursued it is multi-functional cause complicated, the excessively high market of cost is difficult to receive,
Or parts are required too high to cause reliability insufficient and be difficult to volume production.
Invention content
In view of the above-mentioned problems, the invention discloses a kind of pure electric vehicle power assembly systems.System uses two corpusculums
The power coupling of two motors when product high speed flange motor realizes the driving of low speed single motor and high speed by single planetary row mechanism
It is driven jointly after conjunction, most of single motors driving oversize vehicles are short of power at present for solution, inefficiency, and weight is big of high cost
Problem, power interruption when also solving the pure power drive system shift with speed changer, drives the problems such as uncomfortable.The present invention is applicable in
In large-scale pure electric vehicle, have simple in structure, drive efficiency is higher, easily designed, processing, is conducive to reduce manufacturing cost, drop
The problems such as low system failure rate, promotes convenient for batch, realizes energy-saving and emission-reduction.
In order to solve the above technical problems, a kind of technical solution that the present invention is achieved is：
A kind of pure electric vehicle power assembly system, including first motor, the second motor, first motor input shaft, second
Motor input shaft, first motor driving gear, the second motor driving gear, first motor driven gear, the second motor driven tooth
Wheel, central shaft, sun gear, planetary gear, planet carrier, ring gear, power output shaft, first motor input shaft brake, vehicle
Deceleration box of tricks, rack etc., wherein the first motor passes through the first motor input shaft and first motor active
Gear connects, and second motor connect by the second motor input shaft with the second motor driving gear, and described the
One motor driven gear is connect with the ring gear, and second motor driven gear passes through the central shaft and the sun gear
Connection, the planet carrier are connect by the power output shaft with vehicle deceleration box of tricks, the first motor input shaft system
Revolving part in dynamic device inputs axis connection, the fixing piece in the first motor input shaft brake and institute with the first motor
Rack connection is stated, the sun gear, the planetary gear, the planet carrier, the ring gear form planet arrangement mechanism.Described first
Motor and second motor both may be used as motor, be also used as generator, the first motor and second electricity
Machine is arranged in the vehicle deceleration box of tricks homonymy；
When vehicle start or when running at a low speed, the first motor input shaft brake works, by the first motor
Input shaft is braked, the first motor, the first motor driving gear, the first motor driven gear, the ring gear
Also it is in on-position simultaneously, the second electrical power rotation passes through the second motor input shaft, the second motor master
Moving gear, second motor driven gear, the central shaft, the sun gear, the planetary gear, the planet carrier, institute
Power output shaft is stated, the power transmission after deceleration torque is given to the vehicle deceleration box of tricks, drives vehicle start and low speed
Traveling；
When vehicle high speed when driving, the first motor input shaft releasing of brake, release braking, second motor
Also be powered rotation, by the first motor input shaft, the first motor driving gear, the first motor driven gear,
The ring gear, by power transmission to planet arrangement mechanism, the power come with the second motor drive is coupled, and the power is passed through
Output shaft gives the power transmission after coupling to the vehicle deceleration box of tricks, driving vehicle high speed traveling；
When vehicle braking, residing vehicle speed range when according to braking, if it is running at a low speed, vehicle energy is along institute above
The negative direction route that power when stating the driving of the second motor transmits passes to second motor, and second motor is in power generation
State carries out energy regenerating.It is travelled if it is high speed, vehicle energy is along first motor described above and second motor
The negative direction route that power transmits when driving is delivered separately to the first motor, second motor, the first motor, institute
It states the second motor and is in generating state, carry out energy regenerating respectively.It recycles electric energy and is stored in power battery, to realize vehicle
Feedback braking pattern；
This system also includes a control system, the first motor, second motor, the first motor input shaft system
Dynamic device is electrically connected by the control system.By the control system, the first motor, second motor and institute are determined
The working condition for stating first motor input shaft brake, smooth-going stream when single motor driving being made mutually to be converted with Dual-motors Driving state
Adjusting the rotating speed of two motors and torque freely without impact, when bi-motor being made to drive jointly makes overall system efficiency highest.
The beneficial effects of the invention are as follows：
System realizes the driving of low speed single motor using two small-volume high-speed flange motors by single planetary row mechanism, in
It is driven jointly after the power coupling of two motors when high speed, solves most of single motor driving oversize vehicles at present and be short of power,
Inefficiency, the big problem of high cost of weight, power interruption when also solving the pure power drive system shift with speed changer are driven
Uncomfortable problem.The present invention is suitable for large-scale pure electric vehicle and is longitudinally arranged power assembly structure, has simple in structure, driving
Efficiency is higher, and easily designed, processing is promoted the problems such as being conducive to reduce manufacturing cost, reduce system failure rate convenient for batch, real
Existing energy-saving and emission-reduction.
In order to solve the above technical problems, second of technical solution that the present invention is achieved is：
A kind of pure electric vehicle power assembly system, including first motor, the second motor, first motor input shaft, second
Motor input shaft, first motor driving gear, the second motor driving gear, first motor driven gear, the second motor driven tooth
Wheel, central shaft, sun gear, planetary gear, planet carrier, ring gear, power output shaft, first motor input shaft brake, vehicle
Deceleration box of tricks, rack etc., wherein the first motor passes through the first motor input shaft and first motor active
Gear connects, and second motor connect by the second motor input shaft with the second motor driving gear, and described the
One motor driven gear is connect with the ring gear, and second motor driven gear passes through the central shaft and the sun gear
Connection, the planet carrier are connect by the power output shaft with vehicle deceleration box of tricks, the first motor input shaft system
Revolving part in dynamic device inputs axis connection, the fixing piece in the first motor input shaft brake and institute with the first motor
Rack connection is stated, the sun gear, the planetary gear, the planet carrier, the ring gear form planet arrangement mechanism.Described first
Motor and second motor both may be used as motor, be also used as generator, the first motor and second electricity
Machine is arranged in the both sides of the vehicle deceleration box of tricks；
When vehicle start or when running at a low speed, the first motor input shaft brake works, by the first motor
Input shaft is braked, the first motor, the first motor driving gear, the first motor driven gear, the ring gear
Also it is in on-position simultaneously, the second electrical power rotation passes through the second motor input shaft, the second motor master
Moving gear, second motor driven gear, the central shaft, the sun gear, the planetary gear, the planet carrier, institute
Power output shaft is stated, the power transmission after deceleration torque is given to the vehicle deceleration box of tricks, drives vehicle start and low speed
Traveling；
When vehicle high speed when driving, the first motor input shaft releasing of brake, release braking, second motor
Also be powered rotation, by the first motor input shaft, the first motor driving gear, the first motor driven gear,
The ring gear, by power transmission to planet arrangement mechanism, the power come with the second motor drive is coupled, and the power is passed through
Output shaft gives the power transmission after coupling to the vehicle deceleration box of tricks, driving vehicle high speed traveling；
When vehicle braking, residing vehicle speed range when according to braking, if it is running at a low speed, vehicle energy is along institute above
The negative direction route that power when stating the driving of the second motor transmits passes to second motor, and second motor is in power generation
State carries out energy regenerating.It is travelled if it is high speed, vehicle energy is along first motor described above and second motor
The negative direction route that power transmits when driving is delivered separately to the first motor, second motor, the first motor, institute
It states the second motor and is in generating state, carry out energy regenerating respectively.It recycles electric energy and is stored in power battery, to realize vehicle
Feedback braking pattern；
This system also includes a control system, the first motor, second motor, the first motor input shaft system
Dynamic device is electrically connected by the control system.By the control system, the first motor, second motor and institute are determined
The working condition for stating first motor input shaft brake, smooth-going stream when single motor driving being made mutually to be converted with Dual-motors Driving state
Adjusting the rotating speed of two motors and torque freely without impact, when bi-motor being made to drive jointly makes overall system efficiency highest.
The beneficial effects of the invention are as follows：
System realizes the driving of low speed single motor using two small-volume high-speed flange motors by single planetary row mechanism, in
It is driven jointly after the power coupling of two motors when high speed, solves most of single motor driving oversize vehicles at present and be short of power,
Inefficiency, the big problem of high cost of weight, power interruption when also solving the pure power drive system shift with speed changer are driven
Uncomfortable problem.The present invention is suitable for large-scale pure electric vehicle lateral arrangement power assembly structure, has simple in structure, driving
Efficiency is higher, and easily designed, processing is promoted the problems such as being conducive to reduce manufacturing cost, reduce system failure rate convenient for batch, real
Existing energy-saving and emission-reduction.
Description of the drawings
Fig. 1 is a kind of the first technical solution of pure electric vehicle power assembly system of the present invention；
Fig. 2 is a kind of second of technical solution of pure electric vehicle power assembly system of the present invention；
In figure：1- first motors, the second motors of 2-, the second motors of 3- input shaft, the second motors of 4- driving gear, 5- first
Motor driven gear, 6- ring gears, 7- planetary gears, 8- planet carriers, 9- power output shafts, 10- speed decelerations box of tricks,
11- sun gears, 12- racks, 13- first motors input shaft brake, 14- first motors input shaft, 15- first motor driving tooths
Wheel, 16- central shafts, the second motor driven gears of 17-.
Specific implementation mode
Present invention is further described in detail with reference to the accompanying drawings and detailed description.
Embodiment 1：
As shown in Figure 1, making a kind of a kind of skill of the basic conception of pure electric vehicle power assembly system to realize the present invention
The embodiment of art is：Including first motor 1, the second motor 2, the second motor input shaft 3, the second motor driving gear 4, first
Motor driven gear 5, ring gear 6, planetary gear 7, planet carrier 8, power output shaft 9, speed deceleration box of tricks 10, sun gear
11, rack 12, first motor input shaft brake 13, first motor input shaft 14, first motor driving gear 15, central shaft
16, the second motor driven gear 17.
Wherein：The first motor 1 is connected by the first motor input shaft 14 and the first motor driving gear 15
It connects, second motor 2 is connect by the second motor input shaft 3 with the second motor driving gear 4, first electricity
Machine driven gear 5 is connect with the ring gear 6, and second motor driven gear 17 passes through the central shaft 16 and the sun
11 connection of wheel, the planet carrier 8 are connect by the power output shaft 9 with vehicle deceleration box of tricks 10, the first motor
Revolving part in input shaft brake 13 is connect with the first motor input shaft 14, and the first motor inputs shaft brake 13
In fixing piece connect with the rack 12, the sun gear 11, the planetary gear 7, the planet carrier 8,6 groups of the ring gear
At planet arrangement mechanism.The first motor 1 and second motor 2 both may be used as motor, be also used as generator, institute
It states first motor 1 and second motor 2 is arranged in 10 homonymy of vehicle deceleration box of tricks；
When vehicle start or when running at a low speed, the first motor input shaft brake 13 works, will be described first electric
Machine input shaft 14 is braked, the first motor 1, the first motor driving gear 15, the first motor driven gear 5, institute
It states ring gear 6 also while being in on-position, second motor 2, which is powered, to be rotated, and the second motor input shaft 3, institute are passed through
State the second motor driving gear 4, second motor driven gear 17, the central shaft 16, the sun gear 11, the planet
Gear 7, the planet carrier 8, the power output shaft 9 give the power transmission after deceleration torque to the vehicle deceleration differential mechanism
Structure 10 drives vehicle start and runs at a low speed；
When vehicle high speed when driving, first motor input shaft brake 13 unclamps, and releases braking, second electricity
Machine 2 is also powered rotation, by the first motor input shaft 14, the first motor driving gear 15, the first motor from
Moving gear 5, the ring gear 6, by power transmission to planet arrangement mechanism, the power come with the second motor drive is coupled, and is led to
The power output shaft 9 is crossed, the power transmission after coupling is given to the vehicle deceleration box of tricks 10, drives vehicle high speed row
It sails；
When vehicle braking, residing vehicle speed range when according to braking, if it is running at a low speed, vehicle energy is along institute above
The negative direction route that power when stating the driving of the second motor 2 transmits passes to second motor 2, and second motor 2 is in
Generating state carries out energy regenerating.It is travelled if it is high speed, vehicle energy is along first motor described above 1 and described the
The negative direction route that power transmits when two motors 2 drive is delivered separately to the first motor 1, second motor 2, and described the
One motor 1, second motor 2 are in generating state, carry out energy regenerating respectively.It recycles electric energy and is stored in power battery
In, to realize the feedback braking pattern of vehicle；
This system also includes a control system, the first motor 1, second motor 2, the first motor input shaft
Brake 13 is electrically connected by the control system.By the control system, the first motor 1, second electricity are determined
The working condition of machine 2 and first motor input shaft brake 13, makes single motor driving mutually turn with Dual-motors Driving state
Smoothness is smoothed out when changing without impact, the rotating speed of two motors of adjusting makes overall system efficiency most with torque when bi-motor being made to drive jointly
It is high.
Embodiment 2：
As shown in Fig. 2, making a kind of a kind of skill of the basic conception of pure electric vehicle power assembly system to realize the present invention
The embodiment of art is：Including first motor 1, the second motor 2, the second motor input shaft 3, the second motor driving gear 4, first
Motor driven gear 5, ring gear 6, planetary gear 7, planet carrier 8, power output shaft 9, speed deceleration box of tricks 10, sun gear
11, rack 12, first motor input shaft brake 13, first motor input shaft 14, first motor driving gear 15, central shaft
16, the second motor driven gear 17.
Wherein：The first motor 1 is connected by the first motor input shaft 14 and the first motor driving gear 15
It connects, second motor 2 is connect by the second motor input shaft 3 with the second motor driving gear 4, first electricity
Machine driven gear 5 is connect with the ring gear 6, and second motor driven gear 17 passes through the central shaft 16 and the sun
11 connection of wheel, the planet carrier 8 are connect by the power output shaft 9 with vehicle deceleration box of tricks 10, the first motor
Revolving part in input shaft brake 13 is connect with the first motor input shaft 14, and the first motor inputs shaft brake 13
In fixing piece connect with the rack 12, the sun gear 11, the planetary gear 7, the planet carrier 8,6 groups of the ring gear
At planet arrangement mechanism.The first motor 1 and second motor 2 both may be used as motor, be also used as generator, institute
It states first motor 1 and second motor 2 is arranged in the both sides of the vehicle deceleration box of tricks；
When vehicle start or when running at a low speed, the first motor input shaft brake 13 works, will be described first electric
Machine input shaft 14 is braked, the first motor 1, the first motor driving gear 15, the first motor driven gear 5, institute
It states ring gear 6 also while being in on-position, second motor 2, which is powered, to be rotated, and the second motor input shaft 3, institute are passed through
State the second motor driving gear 4, second motor driven gear 17, the central shaft 16, the sun gear 11, the planet
Gear 7, the planet carrier 8, the power output shaft 9 give the power transmission after deceleration torque to the vehicle deceleration differential mechanism
Structure 10 drives vehicle start and runs at a low speed；
When vehicle high speed when driving, first motor input shaft brake 13 unclamps, and releases braking, second electricity
Machine 2 is also powered rotation, by the first motor input shaft 14, the first motor driving gear 15, the first motor from
Moving gear 5, the ring gear 6, by power transmission to planet arrangement mechanism, the power come with the second motor drive is coupled, and is led to
The power output shaft 9 is crossed, the power transmission after coupling is given to the vehicle deceleration box of tricks 10, drives vehicle high speed row
It sails；
When vehicle braking, residing vehicle speed range when according to braking, if it is running at a low speed, vehicle energy is along institute above
The negative direction route that power when stating the driving of the second motor 2 transmits passes to second motor 2, and second motor 2 is in
Generating state carries out energy regenerating.It is travelled if it is high speed, vehicle energy is along first motor described above 1 and described the
The negative direction route that power transmits when two motors 2 drive is delivered separately to the first motor 1, second motor 2, and described the
One motor 1, second motor 2 are in generating state, carry out energy regenerating respectively.It recycles electric energy and is stored in power battery
In, to realize the feedback braking pattern of vehicle；
This system also includes a control system, the first motor 1, second motor 2, the first motor input shaft
Brake 13 is electrically connected by the control system.By the control system, the first motor 1, second electricity are determined
The working condition of machine 2 and first motor input shaft brake 13, makes single motor driving mutually turn with Dual-motors Driving state
Smoothness is smoothed out when changing without impact, the rotating speed of two motors of adjusting makes overall system efficiency most with torque when bi-motor being made to drive jointly
It is high.
Schematically present disclosure and operation principle are described above, description is not limiting, attached drawing
Shown in also be embodiments of the present invention example, actual structure is not limited to this.So if the skill of this field
Art personnel are enlightened by it, without departing from the spirit of the invention, take other form that structure or the present invention illustrate knot
The new permutation and combination of structure, the structure and embodiment similar with the present invention designed, also belongs to protection scope of the present invention.
Claims (2)
1. a kind of pure electric vehicle power assembly system, including first motor, the second motor, first motor input shaft, the second electricity
Machine input shaft, first motor driving gear, the second motor driving gear, first motor driven gear, the second motor driven gear,
Central shaft, sun gear, planetary gear, planet carrier, ring gear, power output shaft, first motor input shaft brake, vehicle deceleration
Box of tricks, rack etc., wherein the first motor passes through the first motor input shaft and the first motor driving gear
Connection, second motor are connect by the second motor input shaft with the second motor driving gear, first electricity
Machine driven gear is connect with the ring gear, and second motor driven gear is connected by the central shaft and the sun gear
It connects, the planet carrier is connect by the power output shaft with vehicle deceleration box of tricks, the first motor input shaft braking
Revolving part in device inputs axis connection with the first motor, the fixing piece in the first motor input shaft brake with it is described
Rack connects, and the sun gear, the planetary gear, the planet carrier, the ring gear form planet arrangement mechanism；First electricity
Machine and second motor both may be used as motor, be also used as generator, the first motor and second motor
It is arranged in the vehicle deceleration box of tricks homonymy；When vehicle start or when running at a low speed, the first motor input shaft braking
Device works, and the first motor input shaft is braked, the first motor, the first motor driving gear, described first
Motor driven gear, the ring gear are also in on-position simultaneously, and the second electrical power rotation passes through second electricity
Machine input shaft, the second motor driving gear, second motor driven gear, the central shaft, the sun gear, it is described
Planetary gear, the planet carrier, the power output shaft give the power transmission after deceleration torque to the vehicle deceleration differential mechanism
Structure drives vehicle start and runs at a low speed；When vehicle high speed when driving, the first motor input shaft releasing of brake, solution
Except braking, second motor is also powered rotation, passes through the first motor input shaft, the first motor driving gear, institute
State first motor driven gear, the ring gear, by power transmission to planet arrangement mechanism, the power that comes with the second motor drive into
Row coupling is given the power transmission after coupling to the vehicle deceleration box of tricks, is driven in vehicle by the power output shaft
It runs at high speed；When vehicle braking, residing vehicle speed range when according to braking, if it is running at a low speed, vehicle energy is along above
The negative direction route that power when the second motor driving transmits passes to second motor, and second motor is in hair
Electricity condition carries out energy regenerating；It is travelled if it is high speed, vehicle energy is along first motor described above and second electricity
The negative direction route that power transmits when machine drives is delivered separately to the first motor, second motor, the first motor,
Second motor is in generating state, carries out energy regenerating respectively；It recycles electric energy and is stored in power battery, to realize
The feedback braking pattern of vehicle；This system also includes a control system, the first motor, second motor, described first
Motor input shaft brake is electrically connected by the control system；By the control system, the first motor, described is determined
The working condition of second motor and first motor input shaft brake, keeps single motor driving mutual with Dual-motors Driving state
Smoothness is smoothed out when conversion without impact, the rotating speed of two motors of adjusting makes overall system efficiency with torque when bi-motor being made to drive jointly
Highest.
2. a kind of pure electric vehicle power assembly system, including first motor, the second motor, first motor input shaft, the second electricity
Machine input shaft, first motor driving gear, the second motor driving gear, first motor driven gear, the second motor driven gear,
Central shaft, sun gear, planetary gear, planet carrier, ring gear, power output shaft, first motor input shaft brake, vehicle deceleration
Box of tricks, rack etc., wherein the first motor passes through the first motor input shaft and the first motor driving gear
Connection, second motor are connect by the second motor input shaft with the second motor driving gear, first electricity
Machine driven gear is connect with the ring gear, and second motor driven gear is connected by the central shaft and the sun gear
It connects, the planet carrier is connect by the power output shaft with vehicle deceleration box of tricks, the first motor input shaft braking
Revolving part in device inputs axis connection with the first motor, the fixing piece in the first motor input shaft brake with it is described
Rack connects, and the sun gear, the planetary gear, the planet carrier, the ring gear form planet arrangement mechanism；First electricity
Machine and second motor both may be used as motor, be also used as generator, the first motor and second motor
It is arranged in vehicle deceleration box of tricks both sides；When vehicle start or when running at a low speed, the first motor input shaft braking
Device works, and the first motor input shaft is braked, the first motor, the first motor driving gear, described first
Motor driven gear, the ring gear are also in on-position simultaneously, and the second electrical power rotation passes through second electricity
Machine input shaft, the second motor driving gear, second motor driven gear, the central shaft, the sun gear, it is described
Planetary gear, the planet carrier, the power output shaft give the power transmission after deceleration torque to the vehicle deceleration differential mechanism
Structure drives vehicle start and runs at a low speed；When vehicle high speed when driving, the first motor input shaft releasing of brake, solution
Except braking, second motor is also powered rotation, passes through the first motor input shaft, the first motor driving gear, institute
State first motor driven gear, the ring gear, by power transmission to planet arrangement mechanism, the power that comes with the second motor drive into
Row coupling is given the power transmission after coupling to the vehicle deceleration box of tricks, is driven in vehicle by the power output shaft
It runs at high speed；When vehicle braking, residing vehicle speed range when according to braking, if it is running at a low speed, vehicle energy is along above
The negative direction route that power when the second motor driving transmits passes to second motor, and second motor is in hair
Electricity condition carries out energy regenerating；It is travelled if it is high speed, vehicle energy is along first motor described above and second electricity
The negative direction route that power transmits when machine drives is delivered separately to the first motor, second motor, the first motor,
Second motor is in generating state, carries out energy regenerating respectively；It recycles electric energy and is stored in power battery, to realize
The feedback braking pattern of vehicle；This system also includes a control system, the first motor, second motor, described first
Motor input shaft brake is electrically connected by the control system；By the control system, the first motor, described is determined
The working condition of second motor and first motor input shaft brake, keeps single motor driving mutual with Dual-motors Driving state
Smoothness is smoothed out when conversion without impact, the rotating speed of two motors of adjusting makes overall system efficiency with torque when bi-motor being made to drive jointly
Highest.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710045192.1A CN108340760A (en) | 2017-01-19 | 2017-01-19 | A kind of pure electric vehicle power assembly system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710045192.1A CN108340760A (en) | 2017-01-19 | 2017-01-19 | A kind of pure electric vehicle power assembly system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108340760A true CN108340760A (en) | 2018-07-31 |
Family
ID=62974319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710045192.1A Pending CN108340760A (en) | 2017-01-19 | 2017-01-19 | A kind of pure electric vehicle power assembly system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108340760A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109203953A (en) * | 2018-10-22 | 2019-01-15 | 广州市新域动力技术有限公司 | Bi-motor pure electric vehicle multimode dynamical system and its driving method |
| CN109501568A (en) * | 2018-12-28 | 2019-03-22 | 樊朝晖 | A kind of electric car dual-motor drive system and its control method |
| CN109519505A (en) * | 2018-12-27 | 2019-03-26 | 凯博易控驱动(苏州)股份有限公司 | Bi-motor two keeps off power drive system, control method and electric car |
| CN110550173A (en) * | 2019-08-16 | 2019-12-10 | 武汉新能源研究院有限公司 | marine manpower and electric energy mechanical coupling driving system and driving method |
| JP2020093664A (en) * | 2018-12-12 | 2020-06-18 | トヨタ自動車株式会社 | Vehicular electric driving device |
| WO2020238956A1 (en) * | 2019-05-27 | 2020-12-03 | 重庆大学 | Transmission system capable of realizing four-wheel drive, and working mode thereof |
| WO2022099865A1 (en) * | 2020-11-10 | 2022-05-19 | 浙江吉利控股集团有限公司 | Multi-motor flexible torque centralized driving synthesis box and electric vehicle |
Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102133856A (en) * | 2010-01-25 | 2011-07-27 | 北京理工大学 | Dual-motor rotating speed coupling drive assembly |
| JP2011226527A (en) * | 2010-04-19 | 2011-11-10 | Nissan Motor Co Ltd | Transmission unit for electric vehicle |
| JP2011240855A (en) * | 2010-05-20 | 2011-12-01 | Daihatsu Motor Co Ltd | Running gear of hybrid vehicle |
| DE102011013759A1 (en) * | 2011-03-12 | 2012-09-13 | Volkswagen Ag | Electrically powered drive train for vehicle, particularly internal combustion engine-less vehicle, has electrical machines, planetary gear and output shaft, where electrical machines are coupled over planetary gear |
| JP2013150477A (en) * | 2012-01-20 | 2013-08-01 | Toyota Motor Corp | Vehicle drive device |
| DE102012010171A1 (en) * | 2012-05-16 | 2013-11-21 | Technische Universität Chemnitz | Drive system for motor vehicles |
| CN103754099A (en) * | 2014-01-13 | 2014-04-30 | 北京理工大学 | Double-motor multi-mode dynamic coupling driving assembly |
| CN203780292U (en) * | 2014-01-13 | 2014-08-20 | 北京理工大学 | Dual-motor multi-mode dynamic coupling driving structure |
| US20140243136A1 (en) * | 2011-09-26 | 2014-08-28 | Nsk Ltd. | Drive apparatus for an electric automobile |
| CN104108309A (en) * | 2013-04-16 | 2014-10-22 | 张红财 | Vehicular hybrid powertrain system |
| CN104325883A (en) * | 2014-11-20 | 2015-02-04 | 奇瑞汽车股份有限公司 | Power assembly of full electric vehicle electric drive system |
| CN204222625U (en) * | 2014-10-13 | 2015-03-25 | 上海馨联动力***有限公司 | A kind of dual-motor pure electric automobile dynamic assembly |
| CN105128700A (en) * | 2015-09-10 | 2015-12-09 | 福建工程学院 | Double-power system of electric vehicle and control method |
| CN204915269U (en) * | 2015-07-29 | 2015-12-30 | 郑州宇通客车股份有限公司 | Electricelectric moves driving system and has this driving system's vehicle |
| CN105216653A (en) * | 2015-10-30 | 2016-01-06 | 福建万润新能源科技有限公司 | A kind of double-motor multi-mode power system of adjustable speed and driving method |
| CN205381136U (en) * | 2016-01-11 | 2016-07-13 | 潍柴动力股份有限公司 | New forms of energy power assembly system |
| CN206528310U (en) * | 2017-01-19 | 2017-09-29 | 吴聪珍 | A kind of pure electric vehicle power assembly system |
-
2017
- 2017-01-19 CN CN201710045192.1A patent/CN108340760A/en active Pending
Patent Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102133856A (en) * | 2010-01-25 | 2011-07-27 | 北京理工大学 | Dual-motor rotating speed coupling drive assembly |
| JP2011226527A (en) * | 2010-04-19 | 2011-11-10 | Nissan Motor Co Ltd | Transmission unit for electric vehicle |
| JP2011240855A (en) * | 2010-05-20 | 2011-12-01 | Daihatsu Motor Co Ltd | Running gear of hybrid vehicle |
| DE102011013759A1 (en) * | 2011-03-12 | 2012-09-13 | Volkswagen Ag | Electrically powered drive train for vehicle, particularly internal combustion engine-less vehicle, has electrical machines, planetary gear and output shaft, where electrical machines are coupled over planetary gear |
| US20140243136A1 (en) * | 2011-09-26 | 2014-08-28 | Nsk Ltd. | Drive apparatus for an electric automobile |
| JP2013150477A (en) * | 2012-01-20 | 2013-08-01 | Toyota Motor Corp | Vehicle drive device |
| DE102012010171A1 (en) * | 2012-05-16 | 2013-11-21 | Technische Universität Chemnitz | Drive system for motor vehicles |
| CN104108309A (en) * | 2013-04-16 | 2014-10-22 | 张红财 | Vehicular hybrid powertrain system |
| CN103754099A (en) * | 2014-01-13 | 2014-04-30 | 北京理工大学 | Double-motor multi-mode dynamic coupling driving assembly |
| CN203780292U (en) * | 2014-01-13 | 2014-08-20 | 北京理工大学 | Dual-motor multi-mode dynamic coupling driving structure |
| CN204222625U (en) * | 2014-10-13 | 2015-03-25 | 上海馨联动力***有限公司 | A kind of dual-motor pure electric automobile dynamic assembly |
| CN104325883A (en) * | 2014-11-20 | 2015-02-04 | 奇瑞汽车股份有限公司 | Power assembly of full electric vehicle electric drive system |
| CN204915269U (en) * | 2015-07-29 | 2015-12-30 | 郑州宇通客车股份有限公司 | Electricelectric moves driving system and has this driving system's vehicle |
| CN105128700A (en) * | 2015-09-10 | 2015-12-09 | 福建工程学院 | Double-power system of electric vehicle and control method |
| CN105216653A (en) * | 2015-10-30 | 2016-01-06 | 福建万润新能源科技有限公司 | A kind of double-motor multi-mode power system of adjustable speed and driving method |
| CN205381136U (en) * | 2016-01-11 | 2016-07-13 | 潍柴动力股份有限公司 | New forms of energy power assembly system |
| CN206528310U (en) * | 2017-01-19 | 2017-09-29 | 吴聪珍 | A kind of pure electric vehicle power assembly system |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109203953A (en) * | 2018-10-22 | 2019-01-15 | 广州市新域动力技术有限公司 | Bi-motor pure electric vehicle multimode dynamical system and its driving method |
| JP2020093664A (en) * | 2018-12-12 | 2020-06-18 | トヨタ自動車株式会社 | Vehicular electric driving device |
| JP7107202B2 (en) | 2018-12-12 | 2022-07-27 | トヨタ自動車株式会社 | Vehicle electric drive |
| CN109519505A (en) * | 2018-12-27 | 2019-03-26 | 凯博易控驱动(苏州)股份有限公司 | Bi-motor two keeps off power drive system, control method and electric car |
| CN109501568A (en) * | 2018-12-28 | 2019-03-22 | 樊朝晖 | A kind of electric car dual-motor drive system and its control method |
| CN109501568B (en) * | 2018-12-28 | 2023-08-11 | 智一新能源发展有限公司 | Dual-motor driving system of electric automobile and control method thereof |
| WO2020238956A1 (en) * | 2019-05-27 | 2020-12-03 | 重庆大学 | Transmission system capable of realizing four-wheel drive, and working mode thereof |
| CN110550173A (en) * | 2019-08-16 | 2019-12-10 | 武汉新能源研究院有限公司 | marine manpower and electric energy mechanical coupling driving system and driving method |
| WO2022099865A1 (en) * | 2020-11-10 | 2022-05-19 | 浙江吉利控股集团有限公司 | Multi-motor flexible torque centralized driving synthesis box and electric vehicle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206528310U (en) | A kind of pure electric vehicle power assembly system | |
| CN108340760A (en) | A kind of pure electric vehicle power assembly system | |
| CN101804811B (en) | Hybrid power control system for vehicle | |
| CN201856622U (en) | Dynamic coupling mechanism assembly capable of being applied to hybrid electric vehicle | |
| CN103786564B (en) | A kind of hybrid vehicle driving mechanism | |
| CN206475732U (en) | Vehicle and its series-parallel hybrid electric system | |
| CN102133854A (en) | Dual-motor rotating speed and torque coupling driving assembly | |
| CN102582454B (en) | Range-extended driving assembly for battery electric vehicle | |
| CN103587396A (en) | Power-driven automobile double-motor coupling drive system | |
| CN107244234B (en) | Dual-motor dual-planet electricity-discharging driving device and working method thereof | |
| CN103171432A (en) | Dual-motor multi-mode coupling driving structure | |
| CN103754099A (en) | Double-motor multi-mode dynamic coupling driving assembly | |
| CN107215203A (en) | A kind of variable ratio drive system for hybrid vehicle | |
| CN106476610B (en) | Power drive system and vehicle with it | |
| CN109760501A (en) | Double planet wheel rows of mixing power coupling mechanism | |
| CN101451597A (en) | Mixed power outputting device | |
| CN107187309A (en) | The double mode hybrid transmissions of commercial car | |
| CN107020943A (en) | A kind of variable speed hybrid power automobile power system | |
| CN207809038U (en) | Hybrid electric drive system and vehicle | |
| CN206551858U (en) | A kind of plug-in hybrid-power automobile transmission system | |
| CN107020944A (en) | A kind of variable speed hybrid power automobile power assembly | |
| CN102133855A (en) | Main/auxiliary motor power coupling assembly for bilateral independent drive vehicles | |
| CN110962572B (en) | Hybrid power driving system and vehicle | |
| CN207328114U (en) | Hybrid electric drive system and vehicle | |
| CN203543619U (en) | Double-motor coupling drive system of electric car |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |