CN202608582U - Electric car control system with lithium battery and super capacitor - Google Patents
Electric car control system with lithium battery and super capacitor Download PDFInfo
- Publication number
- CN202608582U CN202608582U CN2012202769132U CN201220276913U CN202608582U CN 202608582 U CN202608582 U CN 202608582U CN 2012202769132 U CN2012202769132 U CN 2012202769132U CN 201220276913 U CN201220276913 U CN 201220276913U CN 202608582 U CN202608582 U CN 202608582U
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- CN
- China
- Prior art keywords
- super capacitor
- frequency converter
- lithium cell
- control system
- lithium battery
- 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.)
- Expired - Lifetime
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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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- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The utility model discloses an electric car control system with a lithium battery and a super capacitor. The electric car control system comprises a three-phase asynchronous generator, a frequency converter A, a frequency converter B, a super capacitor, a lithium battery and a drive motor, wherein the super capacitor is connected with the lithium battery in parallel, one ends of the lithium battery and the super capacitor are respectively connected with the frequency converter A, the other end of the frequency converter A is connected with the three-phase asynchronous motor, the other ends of the super capacitor and the lithium battery are respectively connected with the frequency converter B, and the other end of the frequency converter B is connected with the drive motor. The electric car control system utilizes the lithium battery and the super capacitor to together serve as auxiliary storage components, and the lithium battery is charged by utilizing a charging interface during a low electric valley period at night. When a vehicle is in light load and brake, the three-phase asynchronous generator is regenerated to generate electricity, kinetic energy is transformed into electrical energy to be stored in the super capacitor, and effects of energy saving and emission reduction are decreased obviously. At the same time, a constant power frequency converter connected with the input end of a frequency converter switch power can work within the scope of all voltages permitted by the control system.
Description
Technical field
The utility model relates to the control system of electronlmobil, relates in particular to a kind of control system of electric automobile with lithium cell and super capacitor.
Background technology
Upgrading, global climate environment constantly worsen in the face of oil resources are grabbed day by day, and the vehicle energy saving green technology is the great technological challenge that current global auto-domain faces.On conventional hybrid-power bus, the match battery capacity is less, does not possess charge port, and car load drives most of in driving engine, and because lithium cell energy recovery degree of utilization is low, can not adapt to the frequent start and stop of city bus.Because the range of use of frequency converter bus voltage is limited, when voltage was lower than certain design value, frequency converter just quit work, and there is defective in the system that makes.
Summary of the invention
The purpose of the utility model provides the big band lithium cell of the capacitance of a kind of energy-saving and emission-reduction, auxiliary energy and the control system of electric automobile of super capacitor.
For realizing above-mentioned purpose; The control system of the electronlmobil of the utility model band lithium cell and super capacitor, it comprises three phase induction generator, frequency converter A and frequency converter B, super capacitor, lithium cell and drive motor, said super capacitor is parallelly connected with lithium cell; Lithium cell is connected with frequency converter A one end respectively with super capacitor one end; The frequency converter A other end connects threephase asynchronous machine, and super capacitor is connected with frequency converter B one end respectively with the lithium cell other end, and the frequency converter B other end connects drive motor.
The input end of the Switching Power Supply of said frequency converter A is connected with a stabilized power source.
Said lithium cell one end is connected diode D1 of reverse parallel connection on the insulated gate bipolar transistor through insulated gate bipolar transistor with frequency converter A one end.
Said super capacitor one end and frequency converter A bonded assembly circuit are provided with contactless switch S1.
The said lithium cell other end and frequency converter B one end bonded assembly circuit are provided with diode D1001, and diode D1001 one side is parallel with contactless switch S4.
Also be provided with contactless switch S3 on the said lithium cell other end and the frequency converter A one end bonded assembly circuit.
The control system and the control method of the band lithium cell of employing the utility model and the plug-in electromobile of super capacitor; Adopt lithium cell and super capacitor jointly as the auxiliary energy storage element; Lithium cell adopts plug-in scheme; When electricity consumption at night ebb, utilize charging inlet to give lithium cell charging, fill up the electrical network low ebb.When vehicle is in underloading and glancing impact, the three phase induction generator regenerative electric power changes into electrical power storage in super capacitor with kinetic energy, and vehicle is obviously reduced in the effect of energy-saving and emission-reduction.Simultaneously, the input end bonded assembly stabilized power source of switching power supply of frequency converter can be worked frequency converter in all voltage ranges that control system allows, and better adaptive vehicle-mounted low potential source improves the control system overall performance.
Description of drawings
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is done further detailed explanation:
Fig. 1 is the structural representation of controller system of the plug-in electromobile of the utility model band lithium cell and super capacitor.
The specific embodiment
As shown in Figure 1; The control system of the electronlmobil of the utility model band lithium cell and super capacitor; It comprises three phase induction generator 1, frequency converter A 2 and frequency converter B 3, super capacitor 4, lithium cell 5, drive motor 6; Said super capacitor 4 is parallelly connected with lithium cell 5, and lithium cell 5 is connected with frequency converter A 2 one ends respectively with super capacitor 4 one ends, and frequency converter A 2 other ends connect threephase asynchronous machine 1; Super capacitor 4 is connected with frequency converter B 3 one ends respectively with lithium cell 5 other ends, and frequency converter B 3 other ends connect drive motor 6.
The input end of the Switching Power Supply of said frequency converter A 2 is connected with stabilized power source, and frequency converter can be worked in all voltage ranges that control system allows, and better adaptive vehicle-mounted low potential source improves the control system overall performance.
Said lithium cell 5 one ends are connected diode D1 of reverse parallel connection on the insulated gate bipolar transistor through insulated gate bipolar transistor IGBT with frequency converter A 2 one ends.
Said super capacitor 4 one ends and frequency converter A 2 bonded assembly circuits are provided with contactless switch S1.
Said lithium cell 5 other ends and frequency converter B 3 one end bonded assembly circuits are provided with diode D1001, and diode D1001 one side is parallel with contactless switch S4.
In the utility model; The control method of the control system of the electronlmobil of described band lithium cell 5 and super capacitor 4, said control method is first check control circuit system; Contactless switch S1 on errorless back adhesive super capacitor 4 one ends and the frequency converter A 2 bonded assembly circuits; Super capacitor 4 connecting systems, if super capacitor 4 voltages are lower than lithium cell 5 voltages, then elder generation's startup three phase induction generator 1 is charged to super capacitor 4 voltages and is higher than lithium cell 5 voltages;
When super capacitor 4 voltages are higher than lithium cell 5 voltages, the contactless switch S3 on adhesive lithium cell 5 and frequency converter A 2 connection lines, with lithium cell 5 connecting systems, super capacitor 4 is parallelly connected with lithium cell 5; Lithium cell 5 is that frequency converter A 2 provides excitation through antiparallel diode D1002 on the insulated gate bipolar transistor IGBT; Lithium cell 5 discharges to drive motor 6 through diode D1001;
When three phase induction generator 1 regenerative electric power, diode D1001 oppositely ends, and electric energy is all absorbed by super capacitor 4;
When the electric weight in the lithium cell 5 less than 30% the time, closed contactless switch S4, system switches to conventional series-parallel connection mode;
When lithium cell 5 does not use, through closed insulated gate bipolar transistor IGBT lithium cell 5 is charged by charging inlet.
In the utility model, when the electric weight among the lithium cell .5 is higher than 30%, engine off, super capacitor 4 provides whole energy with lithium cell 5, and the pure electricity of vehicle goes, and during three phase induction generator 1 regenerative electric power, electric energy only is stored on the high super capacitor of organic efficiency 4.
When lithium cell 5 was lower than 30%, passback system series parallel type mode was switched in system, and when the speed of a motor vehicle is lower than 22km/h, the pure electricity of vehicle goes, three phase induction generator 1 makeup energy, and the speed of a motor vehicle is higher than 22km/h, oily electric driven in common vehicle '.
When car retardation, in sliding, use super capacitor 4 and reclaim braking energy.
Claims (6)
1. be with the control system of the electronlmobil of lithium cell and super capacitor; It is characterized in that: it comprises three phase induction generator, frequency converter A and frequency converter B, super capacitor, lithium cell and drive motor; Said super capacitor is parallelly connected with lithium cell, and lithium cell is connected with frequency converter A one end respectively with super capacitor one end, and the frequency converter A other end connects threephase asynchronous machine; Super capacitor is connected with frequency converter B one end respectively with the lithium cell other end, and the frequency converter B other end connects drive motor.
2. the control system of the electronlmobil of band lithium cell according to claim 1 and super capacitor is characterized in that: the input end of the Switching Power Supply of said frequency converter A is connected with a stabilized power source.
3. the control system of the electronlmobil of band lithium cell according to claim 1 and super capacitor; It is characterized in that: said lithium cell one end is connected diode D1 of reverse parallel connection on the insulated gate bipolar transistor through insulated gate bipolar transistor with frequency converter A one end.
4. the control system of the electronlmobil of band lithium cell according to claim 1 and super capacitor is characterized in that: said super capacitor one end and frequency converter A bonded assembly circuit are provided with contactless switch S1.
5. the control system of the electronlmobil of band lithium cell according to claim 1 and super capacitor; It is characterized in that: the said lithium cell other end and frequency converter B one end bonded assembly circuit are provided with diode D1001, and diode D1001 one side is parallel with contactless switch S4.
6. the control system of the electronlmobil of band lithium cell according to claim 1 and super capacitor is characterized in that: also be provided with contactless switch S3 on the said lithium cell other end and the frequency converter A one end bonded assembly circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202769132U CN202608582U (en) | 2012-06-12 | 2012-06-12 | Electric car control system with lithium battery and super capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202769132U CN202608582U (en) | 2012-06-12 | 2012-06-12 | Electric car control system with lithium battery and super capacitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202608582U true CN202608582U (en) | 2012-12-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012202769132U Expired - Lifetime CN202608582U (en) | 2012-06-12 | 2012-06-12 | Electric car control system with lithium battery and super capacitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202608582U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106891753A (en) * | 2016-05-17 | 2017-06-27 | 中山职业技术学院 | The drive dynamic control device and its control method of a kind of new-energy automobile |
-
2012
- 2012-06-12 CN CN2012202769132U patent/CN202608582U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106891753A (en) * | 2016-05-17 | 2017-06-27 | 中山职业技术学院 | The drive dynamic control device and its control method of a kind of new-energy automobile |
| CN106891753B (en) * | 2016-05-17 | 2019-03-22 | 中山职业技术学院 | A kind of drive dynamic control device and its control method of new-energy automobile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: FUJIAN FUGONG POWER TECHNOLOGY CO., LTD. Free format text: FORMER NAME: FUJIAN FUGONG HEV TECHNOLOGIES DEVELOPMENT CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 350000, Gulou District, Fujian Province, 89 software Avenue, Fuzhou Software Park industrial base two, building 9, No. 1, Fuzhou Patentee after: FUJIAN FUGONG POWER TECHNOLOGY CO., LTD. Address before: 350000, Gulou District, Fujian Province, 89 software Avenue, Fuzhou Software Park industrial base two, building 9, No. 1, Fuzhou Patentee before: Fujian Fugong HEV Technology Co., Ltd. |
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| CX01 | Expiry of patent term |
Granted publication date: 20121219 |
|
| CX01 | Expiry of patent term |