CN203126551U - Novel discharging circuit of electric automobile - Google Patents
Novel discharging circuit of electric automobile Download PDFInfo
- Publication number
- CN203126551U CN203126551U CN2013200562692U CN201320056269U CN203126551U CN 203126551 U CN203126551 U CN 203126551U CN 2013200562692 U CN2013200562692 U CN 2013200562692U CN 201320056269 U CN201320056269 U CN 201320056269U CN 203126551 U CN203126551 U CN 203126551U
- Authority
- CN
- China
- Prior art keywords
- supplying cell
- current supply
- supply circuit
- output end
- switch
- 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
Links
Images
Classifications
-
- 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
Landscapes
- Hybrid Electric Vehicles (AREA)
Abstract
The utility model discloses a novel discharging circuit of an electric automobile. The novel discharging circuit of the electric automobile comprises a base plate, at least two electric current transducers and a switching circuit board, wherein all the electric current transducers are installed on the base plate at intervals, the switching circuit board is installed on the electric current transducers, and the electric current transducers are electrically connected with the switching circuit board so that electric current detection signals can be output in a centralized mode through the switching circuit board. The novel discharging circuit of the electric automobile has the advantages of being simple in structure, easy to install, good in integrity, high in reliability, and convenvient to maintain.
Description
Technical field:
The utility model relates to a kind of novel electronlmobil discharge circuit, belongs to the electronlmobil discharge protector.
Background technology:
As shown in Figure 1, owing to used electrical generator in the stroke-increasing electric automobile, provide energy by automobile supplying cell and electrical generator to electrical motor during work, K switch 1 closed or disconnection by contactless switch control among the figure.K switch 1 can disconnect when motor controller quits work, and the energy that K switch 1 disconnects the back electrical generator can't consume.Capacitor C 1, C2 both end voltage are raise cause components and parts to damage, solution is to utilize engine controller usually, and the inner IGBT dislocation of engine controller conducting is discharged.This scheme control logic complexity is handled the bad components and parts that easily cause and is decreased.
Summary of the invention:
The purpose of this utility model provides a kind of novel electronlmobil discharge circuit, and this circuit structure is simple, and is safe and reliable, effectively protected components and parts, and cost is low.
The purpose of this utility model is achieved by following technical proposals.
A kind of novel electronlmobil discharge circuit, comprise the automobile supplying cell, electrical motor, motor controller, electrical generator and engine controller, the automobile supplying cell provides bus voltage for current supply circuit, motor controller is connected and obtains bus voltage on the current supply circuit, engine controller is connected and is the current supply circuit power supply on the current supply circuit, the cathode output end of automobile supplying cell connects a switch, this switch series is associated in and is used on the current supply circuit cutting off or the conducting current supply circuit, the two ends of switch asymmetrical circuit element in parallel, the negative terminals of asymmetrical circuit element are connected with the cathode output end of automobile supplying cell.
Described asymmetrical circuit element is discharge diode, and the negative terminals of discharge diode are connected with the cathode output end of automobile supplying cell.
Current supply circuit described above comprises that from the cathode output end of automobile supplying cell through the cathode output end of switch, first electric capacity arrival automobile supplying cell, engine controller is connected in parallel on the first electric capacity two ends.
Current supply circuit described above comprises also that from the cathode output end of automobile supplying cell through the cathode output end of switch, second electric capacity arrival automobile supplying cell, motor controller is connected in parallel on the first electric capacity two ends.
The utility model compared with prior art; has following effect: by the two ends of a switch asymmetrical circuit element in parallel or discharge diode; the negative terminals of asymmetrical circuit element are connected with the cathode output end of automobile supplying cell; switch can disconnect when motor controller quits work; switch disconnects the energy of back electrical generator by the asymmetrical circuit element automobile supplying cell discharge of discharge diode or other type; guarantee first electric capacity; the second electric capacity both end voltage can not surpass automobile supplying cell voltage; kept away abundant because of first electric capacity; the fault that the second electric capacity both end voltage raises and causes components and parts to damage; circuit structure is simple; safe and reliable; effectively protected components and parts, cost is low.
Description of drawings:
Fig. 1 is the circuit block diagram of middle discharge loop in the existing stroke-increasing electric automobile.
Fig. 2 is the utility model principle schematic.
The specific embodiment:
Also by reference to the accompanying drawings the utility model is described in further detail below by specific embodiment.
As shown in Figure 2, a kind of novel electronlmobil discharge circuit of the present utility model, comprise the automobile supplying cell, electrical motor, motor controller, electrical generator and engine controller, the automobile supplying cell provides bus voltage for current supply circuit, motor controller is connected and obtains bus voltage on the current supply circuit, engine controller is connected and is the current supply circuit power supply on the current supply circuit, the cathode output end H+ of automobile supplying cell connects a K switch 1, this K switch 1 is connected on and is used on the current supply circuit cutting off or the conducting current supply circuit, the two ends of K switch 1 discharge diode D in parallel, the negative terminals D of discharge diode D-be connected with the cathode output end H+ of automobile supplying cell.Certainly discharge diode D can be with other asymmetrical circuit element, and this point is apparent to those of ordinary skills, is not narrating at this.
Described current supply circuit comprises the cathode output end H+ from the automobile supplying cell, the cathode output end H of process K switch 1, first capacitor C, 1 arrival automobile supplying cell-and, engine controller is connected in parallel on first capacitor C, 1 two ends.
Described current supply circuit also comprises the cathode output end H+ from the automobile supplying cell, the cathode output end H of process K switch 1, second capacitor C, 2 arrival automobile supplying cells-and, motor controller is connected in parallel on first capacitor C, 1 two ends.
Principle of the present utility model is: during electronlmobil work, contactless switch master cock K1 closure, the automobile supplying cell provides bus voltage for current supply circuit, and motor controller is connected and obtains bus voltage on the current supply circuit and make electrical motor work, and electrical generator also provides energy to electrical motor; K switch 1 can disconnect when motor controller quits work; K switch 1 disconnects the energy of back electrical generator output by the asymmetrical circuit element automobile supplying cell discharge of discharge diode or other type; guarantee that first capacitor C 1, second capacitor C, 2 both end voltage can not surpass automobile supplying cell voltage; avoided causing the fault of components and parts damage because C1, C2 both end voltage raise; circuit structure is simple; safe and reliable, effectively protected components and parts, cost is low.
Claims (4)
1. novel electronlmobil discharge circuit, comprise the automobile supplying cell, electrical motor, motor controller, electrical generator and engine controller, the automobile supplying cell provides bus voltage for current supply circuit, motor controller is connected and obtains bus voltage on the current supply circuit, engine controller is connected and is the current supply circuit power supply on the current supply circuit, the cathode output end of automobile supplying cell (H+) connects a switch (K1), this switch (K1) is connected on and is used on the current supply circuit cutting off or the conducting current supply circuit, it is characterized in that: the two ends of switch (K1) asymmetrical circuit element in parallel, the negative terminals of asymmetrical circuit element are connected with the cathode output end (H+) of automobile supplying cell.
2. a kind of novel electronlmobil discharge circuit according to claim 1, it is characterized in that: described asymmetrical circuit element is discharge diode (D), and the negative terminals (D-) of discharge diode (D) are connected with the cathode output end (H+) of automobile supplying cell.
3. a kind of novel electronlmobil discharge circuit according to claim 1 and 2, it is characterized in that: described current supply circuit comprises from the cathode output end of automobile supplying cell (H+), through the cathode output end (H-) of switch (K1), first electric capacity (C1) arrival automobile supplying cell, engine controller is connected in parallel on first electric capacity (C1) two ends.
4. a kind of novel electronlmobil discharge circuit according to claim 3, it is characterized in that: described current supply circuit also comprises from the cathode output end of automobile supplying cell (H+), through the cathode output end (H-) of switch (K1), second electric capacity (C2) arrival automobile supplying cell, motor controller is connected in parallel on first electric capacity (C1) two ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200562692U CN203126551U (en) | 2013-01-31 | 2013-01-31 | Novel discharging circuit of electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200562692U CN203126551U (en) | 2013-01-31 | 2013-01-31 | Novel discharging circuit of electric automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203126551U true CN203126551U (en) | 2013-08-14 |
Family
ID=48934563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013200562692U Expired - Lifetime CN203126551U (en) | 2013-01-31 | 2013-01-31 | Novel discharging circuit of electric automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203126551U (en) |
-
2013
- 2013-01-31 CN CN2013200562692U patent/CN203126551U/en not_active Expired - Lifetime
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9882385B2 (en) | System for starting large-scale power load in micro-grid | |
| CN203056953U (en) | Driver and bus capacitor discharge circuit thereof | |
| CN109617523A (en) | A kind of photovoltaic cell quick on-off system, cut-off method and starting method | |
| CN202906547U (en) | Vehicle-mounted battery charging device | |
| CN104044538A (en) | Low-voltage storage battery power shortage prevention device and method thereof | |
| CN203799965U (en) | Pulse polarity conversion module of composite switch | |
| CN202906774U (en) | High-power photovoltaic inverter with automatic power-off auxiliary power supply circuit | |
| CN209088562U (en) | A kind of charge and discharge current limliting battery pack parallel control device of minimal switches | |
| CN202535104U (en) | Battery management system capable of automatically cutting off failure units in series-connected battery pack | |
| CN204216780U (en) | A kind of DC bus soft start circuit of uninterrupted power supply | |
| CN204068411U (en) | Ship power supply steady pressure of system frequency regulator | |
| CN102769153B (en) | A kind of method for charging battery pack and implement device thereof | |
| CN202111524U (en) | Switching apparatus of ac and dc power supply | |
| CN204334072U (en) | The battery pack of energy isolated fault battery module | |
| CN110768626A (en) | Circuit conversion structure in PID recovery device of solar power station | |
| CN203326707U (en) | Seamless-switching emergency power supply | |
| CN203126551U (en) | Novel discharging circuit of electric automobile | |
| CN203180610U (en) | Vehicle power supply storage battery combination capable of automatically parallel operating | |
| CN201934298U (en) | Intelligent control and energy storage starting solar water pump device | |
| CN202172287U (en) | Standby power source control circuit | |
| CN202084913U (en) | Automatic switching device for overdischarging of battery in direct current power supply system | |
| CN203337807U (en) | Circuit capable of inhibiting overvoltage locking protection for current-constant power supply during startup | |
| CN103647504B (en) | Solar cell earthing device and method | |
| CN103312025A (en) | Intelligent power supply control system | |
| CN204231016U (en) | The plug-and-play circuit of Modularized power UPS |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130814 |