CN206938850U - A kind of electric automobile double source steering boost system - Google Patents
A kind of electric automobile double source steering boost system Download PDFInfo
- Publication number
- CN206938850U CN206938850U CN201720641152.9U CN201720641152U CN206938850U CN 206938850 U CN206938850 U CN 206938850U CN 201720641152 U CN201720641152 U CN 201720641152U CN 206938850 U CN206938850 U CN 206938850U
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- China
- Prior art keywords
- double source
- current generator
- voltage
- alternating current
- electric automobile
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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
- Y02T10/72—Electric energy management in electromobility
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Abstract
A kind of electric automobile double source steering boost system is the utility model is related to, including：Electrokinetic cell, high pressure DC/AC inverters, 24V on-vehicle batteries, double source power steering apparatus, steering mechanism；Wherein double source power steering apparatus includes double source alternating current generator and low voltage DC/AC inverters；The double source alternating current generator also includes the controller of control mode of operation switching, under normal circumstances by high pressure DC/AC inverter power supplies, can be switched under control of the controller by low voltage DC/AC inverter power supplies in High Level AC Voltage power failure；The double source alternating current generator connects and drives steering mechanism.The utility model can make electric automobile occur power steering apparatus normal work during high-pressure phenomena in the process of moving, and and can simplifies the circuit on electric automobile, moreover it is possible to substitutes presently used direct current generator using alternating current generator so as to reduce cost.
Description
Technical field
Electric automobile part field is the utility model is related to, is to be related to a kind of electric automobile double source to turn to specifically
Force aid system.
Background technology
Electric automobile is increasingly popularized in the market, and the security performance of electric automobile is also increasingly taken seriously.Due to normal
The electric automobile power steering apparatus seen is battery-powered by power electric, and vehicle is under steam in the event of the feelings for falling high pressure
Condition, power steering apparatus will no longer work, and can cause to turn to difficulty, so as to be very easy to that traffic accident occurs.Therefore electronic vapour
Double source power steering apparatus is generally assembled with car, for by 24V on-vehicle batteries being power steering when electrokinetic cell fails
Device provides electric power.In electric automobile field, generally electrokinetic cell is referred to as high-tension battery by us, and the voltage of electrokinetic cell is referred to as
High pressure, 24V on-vehicle batteries are referred to as A-battery, and the voltage of 24V on-vehicle batteries is referred to as low pressure.
Steering motor used in double source power steering apparatus of the prior art, has plenty of HVDC motor, normally
The high pressure provided during traveling using electrokinetic cell using when stand-by power supply to the voltage of 24V on-vehicle batteries, it is necessary to rise
Pressure application；Have plenty of low voltage DC motor, use, using after being depressured in daily traveling to the high pressure of electrokinetic cell
Direct power applications during 24V on-vehicle batteries；Boost or reduction voltage circuit can all cause bigger energy loss, in addition directly
Flow motor manufacturing and maintenance cost is all more much higher than the alternating current generator of peer-level；Core as steering boost system
Part, the cost of steering motor play important influence to the cost of whole system.
Current electromechanics trade, there is a kind of double source motor, normal work and can root can be distinguished under two kinds of voltage
Automatically switch according to electric power thus supplied.
In summary, those skilled in the art need to design a kind of new steering boost system, electric automobile can be made to exist
Occur power steering apparatus normal work during high-pressure phenomena during traveling, and can simplifies the circuit on electric automobile, moreover it is possible to
Presently used direct current generator is substituted using alternating current generator.
The content of the invention
On the basis of the power steering apparatus normal work when falling high pressure in enabling electric automobile to run, it can reduce again
Cost of the electric automobile in terms of circuit and motor, the utility model provide a kind of electric automobile double source steering boost system, lead to
Cross and use double source alternating current generator and DC/AC inverters so that steering boost system is in high-tension battery and A-battery powering mode
Down can be with normal work.
The technical solution adopted in the utility model is：
A kind of electric automobile double source steering boost system, including：
Electrokinetic cell, high pressure DC/AC inverters, 24V on-vehicle batteries, double source power steering apparatus, steering mechanism；
Wherein double source power steering apparatus includes double source alternating current generator and low voltage DC/AC inverters, and the low voltage DC/AC is inverse
Become device to be used to the low-voltage DC that 24V on-vehicle batteries export being converted into low-voltage AC and supply to the double source alternating current generator
Electricity；
The high pressure DC/AC inverters are used to the high voltage direct current of electrokinetic cell output being converted into High Level AC Voltage, give
The double source alternating current generator power supply；
The double source alternating current generator also includes the controller of control mode of operation switching, under normal circumstances by high pressure DC/AC
Inverter power supply, it can be switched under control of the controller by low voltage DC/AC inverter power supplies in High Level AC Voltage power failure；
The double source alternating current generator connects and drives steering mechanism.
Preferably, the electrokinetic cell voltage is 300-500V.
The beneficial effects of the utility model are：
Electric automobile can be made to occur power steering apparatus normal work during high-pressure phenomena, and can letter in the process of moving
Change the circuit on electric automobile, moreover it is possible to presently used direct current generator is substituted using alternating current generator.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model embodiment.
Embodiment
Below in conjunction with drawings and examples, embodiment of the present utility model is described in detail as follows：
As shown in figure 1, a kind of electric automobile double source steering boost system, including：
Electrokinetic cell, high pressure DC/AC inverters, 24V on-vehicle batteries, double source power steering apparatus, steering mechanism；
Wherein double source power steering apparatus includes double source alternating current generator and low voltage DC/AC inverters, and the low voltage DC/AC is inverse
Become device to be used to the low-voltage DC that 24V on-vehicle batteries export being converted into low-voltage AC and supply to the double source alternating current generator
Electricity；
The high pressure DC/AC inverters are used to the high voltage direct current of electrokinetic cell output being converted into High Level AC Voltage, give
The double source alternating current generator power supply；
The double source alternating current generator also includes the controller of control mode of operation switching, under normal circumstances by high pressure DC/AC
Inverter power supply, it can be switched under control of the controller by low voltage DC/AC inverter power supplies in High Level AC Voltage power failure；
The double source alternating current generator connects and drives steering mechanism；
The electrokinetic cell voltage is 300-500V, the present embodiment 300V.
Utility model works process is as follows：
In normal vehicle operation, electrokinetic cell provides High Level AC Voltage by high pressure DC/AC and filled for double source power steering
Power supply is put, so as to provide power steering for steering mechanism；When vehicle breaks down high pressure, double source power steering apparatus is in pole
Powered in the short time by High Level AC Voltage power switching to the low-voltage DC provided by 24V on-vehicle batteries, double source is turned to and helped
The inversion of 24V low-voltage DCs is low-voltage AC by low pressure inverter inside power apparatus, is powered for double source motor.Double source turns to
Power assisting device can be 30 seconds to 1 minute with normal work, continue as steering and provide power steering, ensure that driver can be by car
The traveling of safety to roadside avoids that traffic accident occurs.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or new using this practicality
Type.A variety of modifications to embodiment will be apparent for those skilled in the art, as defined herein
General Principle can in other embodiments be realized, do not give in the case where not departing from spirit or scope of the present utility model
Describe the part presented with partial enlargement in detail, be prior art, herein without repeating.Therefore, the utility model will not
It is intended to be limited to the embodiments shown herein, and is to fit to consistent with principles disclosed herein and feature most wide
Scope.
Claims (2)
- A kind of 1. electric automobile double source steering boost system, it is characterised in that including：Electrokinetic cell, high pressure DC/AC inverters, 24V on-vehicle batteries, double source power steering apparatus, steering mechanism；Wherein, double source power steering apparatus includes double source alternating current generator and low voltage DC/AC inverters, the low voltage DC/AC inversions Device is used to the low-voltage DC that 24V on-vehicle batteries export being converted into low-voltage AC and powered to the double source alternating current generator；The high pressure DC/AC inverters are used to the high voltage direct current of electrokinetic cell output being converted into High Level AC Voltage, to described Double source alternating current generator is powered；The double source alternating current generator also includes the controller of control mode of operation switching, under normal circumstances by high pressure DC/AC inversions Device is powered, and can be switched under control of the controller by low voltage DC/AC inverter power supplies in High Level AC Voltage power failure；The double source alternating current generator connects and drives steering mechanism.
- 2. electric automobile double source steering boost system according to claim 1, it is characterised in that the electrokinetic cell voltage For 300-500V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720641152.9U CN206938850U (en) | 2017-06-05 | 2017-06-05 | A kind of electric automobile double source steering boost system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720641152.9U CN206938850U (en) | 2017-06-05 | 2017-06-05 | A kind of electric automobile double source steering boost system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206938850U true CN206938850U (en) | 2018-01-30 |
Family
ID=61362711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720641152.9U Expired - Fee Related CN206938850U (en) | 2017-06-05 | 2017-06-05 | A kind of electric automobile double source steering boost system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206938850U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI680069B (en) * | 2018-05-18 | 2019-12-21 | 沃爾奇動力機電股份有限公司 | Redundant power steering system for electric vehicle and method of controlling the same |
| CN112406864A (en) * | 2020-10-21 | 2021-02-26 | 郑州轻工业大学 | Electric motor coach double-source intelligent steering system and steering cooperative control method |
-
2017
- 2017-06-05 CN CN201720641152.9U patent/CN206938850U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI680069B (en) * | 2018-05-18 | 2019-12-21 | 沃爾奇動力機電股份有限公司 | Redundant power steering system for electric vehicle and method of controlling the same |
| CN112406864A (en) * | 2020-10-21 | 2021-02-26 | 郑州轻工业大学 | Electric motor coach double-source intelligent steering system and steering cooperative control method |
| CN112406864B (en) * | 2020-10-21 | 2022-05-03 | 郑州轻工业大学 | Electric motor coach double-source intelligent steering system and steering cooperative control method |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180130 Termination date: 20190605 |
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| CF01 | Termination of patent right due to non-payment of annual fee |