CN205836811U - A kind of plug-in hybrid-electric car comprehensive transformation system topological structure - Google Patents
A kind of plug-in hybrid-electric car comprehensive transformation system topological structure Download PDFInfo
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- CN205836811U CN205836811U CN201620657899.9U CN201620657899U CN205836811U CN 205836811 U CN205836811 U CN 205836811U CN 201620657899 U CN201620657899 U CN 201620657899U CN 205836811 U CN205836811 U CN 205836811U
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- brachium pontis
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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
- Y02T10/64—Electric machine technologies in electromobility
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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
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
Abstract
The utility model discloses a kind of plug-in hybrid-electric car comprehensive transformation system topological structure, multi-dimensional matrix structure including i*j the brachium pontis carrying out power conversion, its input is i phase, outfan is j phase, and the stator winding of described input correspondence connection hybrid power Electric Vehicle's Alternating electromotor, the ac motor stator winding of described outfan correspondence connection hybrid power electric automobile；Input is connected respectively to described j outfan by j brachium pontis, and each described outfan is connected respectively to described i input by i brachium pontis.This topology uses tandem type modular multilevel matrix type structure, and can realize collection PHEV electrokinetic cell Balance route, motor and generator drive and power battery charging and V2G control etc. multi-functional is very high integrity system and the control of the whole body.This topological structure cannot be only used for plug-in hybrid electric automobile (PHEV), and can also be used for the pure electric automobile with two driving motors, it may also be used for multiport energy-storage system.
Description
Technical field
This utility model relates to a kind of plug-in hybrid-electric car comprehensive transformation system topological structure.
Background technology
The problem of environmental pollutions such as fuel oil disparities between supply and demand become increasingly conspicuous, haze have become nationwide ecological problem.Energetically
While the development clean energy resource such as wind-force, solar energy generating, accelerate development electric automobile, can effectively reduce load side gasoline
Consume, be of value to and safeguard national security and significantly improve environment, have become as the inevitable choice of China's sustainable development.The opposing party
Face, along with intelligent grid and the construction of energy the Internet and development, electric automobile (Electric Vehicle, EV) is as a kind of
Distributed energy storage equipment, will be perfectly combined with power system by V2G (Vehicle to Grid) technology, become energy interconnection
One of core of net, plays its energy storage, uses energy, the polynary effect of peak regulation, thus optimize the system operation, improve traffic and transportation system
And the low carbonization level of whole economic society.
Electric automobile power conversion system includes: (1) motor-driven DC/AC inverter, is converted into by DC dynamo electricity
The three-phase alternating current that motor controls；(2) two-way DC/DC changer, it is achieved electrokinetic cell and the level of motor drive inverter
Join；(3) vehicle-mounted AC/DC charger, from electrical network to power battery charging.In addition, power battery management system is also included
(Battery Management Systems,BMS).This electric automobile power conversion system realized by difference in functionality module
Integrated have the shortcomings such as volume is big, Heavy Weight, efficiency are low.It is known that the integration of car load light-weight design, car load and system one
Body designs etc. are always the important topic of New Generation of Electric Vehicle.
Further, since flying power problem, pure electric automobile (Battery Electric Vehicle, BEV) to replace
Fuel-engined vehicle is had got long long way to go, plug-in hybrid electric automobile (Plug-in Hybrid Electric
Vehicle, PHEV) as a kind of middle transition product than pure electric automobile more actuality, there is broader market prospect.
" drive system of electric automobile and electric power storage in " Electric Power Automation Equipment " 143-149 page of publication of the 10th phase in 2013
Pond charging integration mixed topology Review Study " literary composition (author Liu Ying etc.), summarize the multiple electronic of Chinese scholars proposition
Automobile integral topological structure, but these integration topologys be substantially based on two-level inverter, and need additional individually
Electrokinetic cell balance control system.
In " IEEE Transactions on Power Electronics " the 1st phase 507-517 page in 2016
“Design and Control of Modular Multilevel Converters for Battery Electric
Vehicles " literary composition (author Quraan M etc.) proposes a kind of based on Modular multilevel converter (Modular
Multilevel Converters, MMC) electric automobile integration transformation system topology, as shown in Figure 1.This topology uses same
One changer drives motor and charging, and directly utilizes load current and carry out battery balanced management, it is not necessary to increase extra
Hardware, i.e. this topology can realize the system integration of the functions such as the driving of EV motor, battery charging and battery balanced management.But,
This topology only one of which three-phase alternating current port, is therefore suitable only for pure electric automobile or the hybrid electric with single motor
Automobile, it is impossible to for mixed power electric car or the pure electric automobile system of multiple motors of band independent generator.
Utility model content
This utility model is in order to solve the problems referred to above, it is proposed that a kind of comprehensive transformation system of plug-in hybrid-electric car is opened up
Flutter structure, this utility model pass through embedded battery Balance route, it is possible to realize collection PHEV electrokinetic cell Balance route, motor and
Generator drive and power battery charging and networking control etc. multi-functional be very high integrity system all over the body and control.
To achieve these goals, this utility model adopts the following technical scheme that
A kind of plug-in hybrid-electric car comprehensive transformation system topological structure, including i*j the bridge carrying out power conversion
The multi-dimensional matrix structure of arm, its input is i phase, and outfan is j phase, and the described input electronic vapour of correspondence connection hybrid power
The stator winding of car alternating current generator, the AC electrical machine stator of described outfan correspondence connection hybrid power electric automobile around
Group；
Described input is connected respectively to described j outfan by j brachium pontis, and each described outfan passes through i bridge
Arm is connected respectively to described i input.
Described brachium pontis includes brachium pontis inductance and the submodule chain of series connection.
Described brachium pontis inductance can be multiple.
Described submodule chain is in series by N number of H bridge submodule SM, and wherein N is more than or equal to 1.
Described H bridge submodule SM is by the power switch of four band anti-paralleled diodes, capacitor C, inductance Lb and power current
Pond is constituted, and wherein, first and second power switch, the 3rd connects in parallel with capacitor C the most respectively with the 4th power switch again, electric
Feel after Lb connects with electrokinetic cell in parallel with capacitor C.
Described brachium pontis inductance is separate inductor.
Described brachium pontis inductance is replaced by described alternator frame winding, every phase stator of wherein said alternating current generator
Winding is divided into j winding, replaces the brachium pontis inductance connecting this phase.
Described brachium pontis inductance is replaced by described ac motor stator winding, every phase stator of wherein said ac motor
Winding is divided into i winding, replaces the brachium pontis inductance connecting this phase.
Plug-in method of attachment based on above-mentioned comprehensive transformation system topological structure, specially one end of external power supply during plug-in
Connecting the neutral point of described hybrid-electric car alternating current generator i phase stator winding, the other end of external power supply connects described mixed
Close the neutral point of Electric Vehicle's Alternating motor j phase stator winding.
Described external power supply is single-phase alternating current or unidirectional current.
Operation principle of the present utility model: use tandem type modular multilevel matrix type structure, can realize collecting PHEV and move
The battery balanced control of power, motor and generator drive and power battery charging and V2G control etc. multi-functional be height all over the body
Degree integral system and control.This topological structure cannot be only used for plug-in hybrid electric automobile (PHEV), Er Qieke
For having the pure electric automobile of two driving motors, it may also be used for multiport energy-storage system.
The beneficial effects of the utility model are:
1) this utility model topology can independently realize submodule electrokinetic cell discharge and recharge and Balance route, can realize simultaneously
4 kinds of drive patterns of PHEV, the purest electricity, pure oil, mixing and generator charging pattern, and plug-in charge and discharge mode can be realized.
2) need not change topology, external power source (AC or DC) can be connected and PHEV electrokinetic cell is charged or real
Existing V2G controls, and realizes electrokinetic cell Balance route simultaneously.Although charge/discharge current flows through electric generator/electric motor coil,
But do not produce torque, it is not necessary to electric generator/electric motor is carried out stall.
3) there is preferable fail battery redundant processing capabilities, when certain submodule electrokinetic cell breaks down, this son
Module can be out of service, does not affect the properly functioning of other submodule electrokinetic cell.
4) replace brachium pontis inductance with electric generator/electric motor winding, system bulk, weight and cost can be reduced.
5) topological structure of the present utility model cannot be only used for plug-in hybrid electric automobile (PHEV), Er Qieke
For having the pure electric automobile of two driving motors, it may also be used for multiport energy-storage system.
Accompanying drawing explanation
Fig. 1 is existing electric automobile transformation system topological structure based on MMC
Fig. 2 is plug-in hybrid electric automobile transformation system one topological structure of the present utility model.
Fig. 3 is that brachium pontis submodule chains composition.
Fig. 3 a is H bridge sub modular structure figure.
Fig. 4 is plug-in hybrid electric automobile transformation system another kind topological structure of the present utility model.
Fig. 5 is plug-in hybrid electric automobile transformation system another kind topological structure of the present utility model.
Fig. 6 is plug-in hybrid electric automobile transformation system another kind topological structure of the present utility model.
Fig. 7 is plug-in hybrid electric automobile transformation system external power supply connected mode figure of the present utility model.
Wherein, 1, brachium pontis submodule cascaded structure, 2, H bridge submodule SM, 3, electromotor, 4, motor, 5, external power supply.
N1, generator unit stator winding neutral point, N2, motor stator winding neutral point.
Detailed description of the invention:
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings.
As shown in Figure 1.Existing topological structure uses same changer to drive motor and charging, and directly utilizes negative
Carry electric current and carry out battery balanced management, it is not necessary to increase additional hardware, i.e. this topology and can realize the driving of EV motor, battery charging
The system integration with functions such as battery balanced management.But, this topology only one of which three-phase alternating current port, therefore it is suitable only for tool
There are pure electric automobile or the mixed power electric car of single motor, it is impossible to for the hybrid electric vapour of band independent generator
The pure electric automobile system of car or multiple motors.
This utility model provides the plug-in hybrid electric automobile (PHEV) of a kind of embedded battery Balance route comprehensively
Transformation system topological structure, to realize collection PHEV electrokinetic cell Balance route, motor and generator drive and electrokinetic cell
Charging and V2G control etc. are multi-functional is very high integrity system all over the body and control.
The comprehensive transformation system topological structure of a kind of plug-in hybrid electric automobile (PHEV), for i x j matrix structure,
Wherein i and j is both greater than equal to 3, has i input mutually and j output phase, and j brachium pontis of i x.Wherein, described i input phase
Connecing PHEV alternating current generator i phase stator winding respectively, described j output connects PHEV ac motor j phase stator winding the most respectively；
Each described input is connected respectively to described j output phase by j brachium pontis mutually, and each described output is divided by i brachium pontis mutually
It is not connected to described i input phase；Each described brachium pontis is by least one brachium pontis inductance L0 and a sub-module chain series connection
Becoming, described submodule chain is in series by N number of H bridge submodule SM, and wherein N is more than or equal to 1.Described H bridge submodule SM is by four
Power switch, capacitor C, inductance Lb and electrokinetic cell with anti-paralleled diode are constituted, and wherein, first and second power is opened
Close, the 3rd connect again in parallel with capacitor C the most respectively with the 4th power switch, inductance Lb connect with electrokinetic cell after with electric capacity
Device C is in parallel.
Described brachium pontis inductance L0 is separate inductor.
Affiliated brachium pontis inductance L0 is replaced by described alternating current generator/motor stator winding, wherein said alternating current generator
Every phase stator winding of (motor) is divided into the individual winding of j (i), replaces the brachium pontis inductance connecting this phase respectively.
A kind of PHEV comprehensive transformation system plug-in charge/discharge connection scheme, during plug-in, one end of external power supply connects institute
Stating the neutral point of PHEV alternating current generator i phase stator winding, the other end of external power supply connects described PHEV ac motor j phase
The neutral point of stator winding.Described external power supply is single-phase alternating current or unidirectional current.
Embodiment 1:
Fig. 2 gives plug-in hybrid electric automobile of the present utility model (PHEV) comprehensive transformation system one topology
Structure, in figure, transformation system is i x j matrix structure, wherein i=j=3, has three inputs mutually and three output phases, Yi Jijiu
Individual brachium pontis.Wherein, described three inputs connect PHEV alternating current generator threephase stator winding A, B and C, described three outputs the most respectively
Meet PHEV ac motor threephase stator winding U, V and W the most respectively；Each described input is connected respectively to by three brachium pontis mutually
Described three output phases, each described output is connected respectively to described three input phases by three brachium pontis mutually；Each brachium pontis by
At least one inductance L0 and a sub-module chain 1 are in series, and described submodule chain 1 is in series by N number of H bridge submodule SM,
Wherein N is more than or equal to 1.
Fig. 3 is that submodule chains composition, N number of H bridge submodule SM be in series, and wherein N is more than or equal to 1.Fig. 3 a is given
The topology diagram of H bridge power unit SM, by the power switch (Q1, Q2, Q3 and Q4) of four band anti-paralleled diodes, electric capacity
Device C, inductance Lb and electrokinetic cell Bt are constituted, wherein, and the first power switch Q1 and the second power switch Q2, the 3rd power switch Q3
Connect again in parallel with capacitor C the most respectively with the 4th power switch Q4, inductance Lb connect with electrokinetic cell Bt after with capacitor C
Parallel connection, inductance Lb flows into the high frequency electric of electrokinetic cell Bt for filtering.
Embodiment 2:
Fig. 4 gives the comprehensive transformation system another kind of plug-in hybrid electric automobile of the present utility model (PHEV) and opens up
Flutterring structure, in figure, every phase winding of described PHEV electromotor 3 is divided into three windings, replaces three be connected with this respectively
The brachium pontis inductance L0 of brachium pontis.This topology utilizes the function that the leakage inductance of described electromotor 3 winding coil replaces brachium pontis inductance L0, makes institute
State transformation system and eliminate nine brachium pontis inductance L0.
Embodiment 3:
Fig. 5 gives the comprehensive transformation system another kind of plug-in hybrid electric automobile of the present utility model (PHEV) and opens up
Flutterring structure, in figure, every phase winding of described PHEV motor 4 is divided into three windings, replaces three be connected with this respectively
The brachium pontis inductance L0 of brachium pontis.This topology utilizes the function that the leakage inductance of described motor 4 winding coil replaces brachium pontis inductance L0, makes institute
State transformation system and eliminate nine brachium pontis inductance L0.
Embodiment 4:
Fig. 6 gives the comprehensive transformation system another kind of plug-in hybrid electric automobile of the present utility model (PHEV) and opens up
Flutterring structure, in figure, every phase winding of described PHEV electromotor 3 and motor 4 is divided into three windings respectively, replaces respectively and is somebody's turn to do
The brachium pontis inductance L0 of three brachium pontis being connected.This topology utilizes the leakage inductance of described electromotor 3 and motor 4 winding coil to replace
The function of brachium pontis inductance L0, makes described transformation system eliminate nine brachium pontis inductance L0.
Embodiment 5:
Fig. 7 gives plug-in hybrid electric automobile of the present utility model (PHEV) comprehensive transformation system external power supply
Charge/discharge connection scheme, one end of external power supply 5 connects the neutral point of described PHEV alternating current generator 3 threephase stator winding
N1, the other end of external power supply 5 connects neutral point N2 of described PHEV ac motor 4 threephase stator winding.Described external electricity
Source 5 is single-phase alternating current or unidirectional current.
Although detailed description of the invention of the present utility model is described by the above-mentioned accompanying drawing that combines, but not new to this practicality
The restriction of type protection domain, one of ordinary skill in the art should be understood that on the basis of the technical solution of the utility model, ability
Field technique personnel need not to pay various amendments or deformation that creative work can make still at protection model of the present utility model
Within enclosing.
Claims (7)
1. a plug-in hybrid-electric car comprehensive transformation system topological structure, is characterized in that: include that i*j carries out power change
The multi-dimensional matrix structure of the brachium pontis changed, its input is i phase, and outfan is j phase, and described input correspondence connection hybrid power
The stator winding of Electric Vehicle's Alternating electromotor, the ac motor of described outfan correspondence connection hybrid power electric automobile is fixed
Sub-winding；
Described input is connected respectively to described j outfan by j brachium pontis, and each described outfan is divided by i brachium pontis
It is not connected to described i input.
A kind of plug-in hybrid-electric car the most as claimed in claim 1 comprehensive transformation system topological structure, is characterized in that: institute
State brachium pontis and include brachium pontis inductance and the submodule chain of series connection.
A kind of plug-in hybrid-electric car the most as claimed in claim 2 comprehensive transformation system topological structure, is characterized in that: institute
Stating submodule chain to be in series by N number of H bridge submodule SM, wherein N is more than or equal to 1.
A kind of plug-in hybrid-electric car the most as claimed in claim 3 comprehensive transformation system topological structure, is characterized in that: institute
State H bridge submodule SM to be made up of the power switch of four band anti-paralleled diodes, capacitor C, inductance Lb and electrokinetic cell, its
In, first and second power switch, the 3rd connect again in parallel with capacitor C the most respectively with the 4th power switch, inductance Lb is with dynamic
In parallel with capacitor C after the series connection of power battery.
A kind of plug-in hybrid-electric car the most as claimed in claim 2 comprehensive transformation system topological structure, is characterized in that: institute
Stating brachium pontis inductance is separate inductor.
A kind of plug-in hybrid-electric car the most as claimed in claim 2 comprehensive transformation system topological structure, is characterized in that: institute
Stating brachium pontis inductance to be replaced by described alternator frame winding, every phase stator winding of wherein said alternating current generator is divided into
J winding, replaces the brachium pontis inductance connecting this phase.
A kind of plug-in hybrid-electric car the most as claimed in claim 2 comprehensive transformation system topological structure, is characterized in that: institute
Stating brachium pontis inductance to be replaced by described ac motor stator winding, every phase stator winding of wherein said ac motor is divided into
I winding, replaces the brachium pontis inductance connecting this phase.
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| CN201620657899.9U CN205836811U (en) | 2016-06-27 | 2016-06-27 | A kind of plug-in hybrid-electric car comprehensive transformation system topological structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105946849A (en) * | 2016-06-27 | 2016-09-21 | 山东大学 | Topological structure and method for comprehensive transformation system of plug-in type hybrid electric vehicle |
| CN108696171A (en) * | 2017-04-10 | 2018-10-23 | 华北电力大学 | A kind of drop appearance auxiliary circuit based on modularization multi-level converter |
-
2016
- 2016-06-27 CN CN201620657899.9U patent/CN205836811U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105946849A (en) * | 2016-06-27 | 2016-09-21 | 山东大学 | Topological structure and method for comprehensive transformation system of plug-in type hybrid electric vehicle |
| CN105946849B (en) * | 2016-06-27 | 2019-03-26 | 山东大学 | A kind of comprehensive transformation system topological structure of plug-in hybrid-electric car and method |
| CN108696171A (en) * | 2017-04-10 | 2018-10-23 | 华北电力大学 | A kind of drop appearance auxiliary circuit based on modularization multi-level converter |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161228 Termination date: 20190627 |
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| CF01 | Termination of patent right due to non-payment of annual fee |