CN112193073B - Power-reduction processing system of whole electric vehicle controller - Google Patents
Power-reduction processing system of whole electric vehicle controller Download PDFInfo
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- CN112193073B CN112193073B CN202011057942.5A CN202011057942A CN112193073B CN 112193073 B CN112193073 B CN 112193073B CN 202011057942 A CN202011057942 A CN 202011057942A CN 112193073 B CN112193073 B CN 112193073B
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- main body
- vcu
- circuit board
- vcu main
- body shell
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Classifications
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- 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
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
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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
Abstract
The invention discloses a power reduction processing system of an electric vehicle controller, which structurally comprises a VCU main body shell and a processing device, wherein the processing device is arranged in the VCU main body shell, a CAN bus interface is connected with an external wiring, after an SOC chip detects relevant signals needing power reduction in the running process of a pure electric vehicle, the external wiring of each component transmits the signals to the interior of the VCU main body through the CAN bus interface, then the signals are transmitted to the interior of a MUC chip through the VCU main body, and finally, after relevant power reduction instructions are sent through analysis of the MUC chip, the power reduction activity of the electric vehicle CAN be realized, so that the load CAN be reduced, and the safety of the electric vehicle is ensured.
Description
Technical Field
The invention relates to the technical field of power reduction processing systems of electric vehicle controllers, in particular to a power reduction processing system of an electric vehicle controller.
Background
Along with the continuous development of automobile electronic technology, the requirements on the comfort and operability of automobiles are continuously improved, more and more electronic equipment are in automobiles, an electric automobile whole vehicle controller is one of electric automobile core control modules, and manages, coordinates and monitors all links of a new energy automobile power system so as to improve the whole automobile energy utilization efficiency, ensure the safety and reliability, and give out motor control instructions and battery management instructions, thereby realizing whole automobile driving control, energy optimization control and braking feedback control, and having perfect fault diagnosis and processing functions.
In recent years, new energy electric vehicles have a situation of greatly rising in terms of yield and sales, more and more people begin to accept and use the electric vehicles as vehicles for daily travel, and in the use process of customers, the vehicles often appear in lamps such as insufficient electric quantity or instrument faults, and the phenomena of slow vehicle speed, poor acceleration and the like occur in the vehicles.
Disclosure of Invention
First, the technical problem to be solved
In order to overcome the defects of the prior art, the power reduction processing system of the whole electric vehicle controller is provided, the problems that in recent years, new energy electric vehicles have a situation of greatly rising in terms of yield and sales, more and more people begin to accept and use the electric vehicles as vehicles for daily travel, the vehicles often appear in the processes of insufficient electric quantity or instrument faults and the like in the use process of customers, the vehicle speed is slow, the acceleration is poor and the like are solved, and the effects of reducing the load and guaranteeing the safety of the electric vehicles are achieved.
(II) technical scheme
The invention is realized by the following technical scheme: the invention provides a power reduction processing system of an electric vehicle controller, which comprises a VCU main body shell and a processing device, wherein the upper end of the VCU main body shell is fixedly connected with a dust cover in a plugging manner, the lower ends of the front side and the rear side of the VCU main body shell are fixedly connected with a mounting block, the middle end in the mounting block is provided with a mounting hole, the left side and the right side of the VCU main body shell are provided with interfaces, the processing device is arranged in the VCU main body shell, the processing device comprises a circuit board, a CAN bus interface, a capacitor, a detector main body, a VCU main body, a MUC chip and an SOC chip, the circuit board is connected with the inside of the VCU main body shell, the CAN bus interface is arranged on the left side of the VCU main body shell, the right side of the CAN bus interface is connected with the circuit board, the capacitor is fixedly connected with the upper end of the front side of the circuit board, the detector main body is fixedly connected with the right side of the front side of the circuit board, the VCU main body is connected with the left side of the circuit board, the right side of the VCU main body is oppositely provided with the MUC chip, and the SOC chip is arranged at the left side of the circuit board; the mounting block and the mounting hole are symmetrically arranged along the front and the back of the VCU main body shell, and the inner side of the mounting hole is provided with internal threads; the whole thickness of the circuit board is 2.5CM, and four sides of the circuit board are attached to the inside of the VCU main body shell; three CAN bus interfaces are equidistantly arranged along the left side of the VCU main body shell, and the outer side of each CAN bus interface is connected with an insulating sleeve; further, the capacitors are arranged four times along the upper end of the front side of the circuit board, and the distance between the capacitors is 0.5MM.
Further, the overall diameter of the detector body is 3CM, and the detector body is symmetrically arranged in two along the right side of the circuit board.
Further, the overall length of the VCU body is less than the MUC chip length, and the overall length of the VCU body is 5CM.
Furthermore, the installation position of the SOC chip is opposite to the lower ends of the VCU main body and the MUC chip, and the SOC chip is symmetrically provided with two SOC chips along the left lower end of the circuit board.
Furthermore, the VCU main body shell is made of polycarbonate materials.
Further, the dust cover is made of plastic materials.
(III) beneficial effects
Compared with the prior art, the invention has the following beneficial effects:
according to the power reduction processing system of the whole electric vehicle controller, the processing device is arranged in the VCU main body shell, the CAN bus interface is connected with the external wiring, then in the running process of a pure electric vehicle, after the SOC chip detects relevant signals needing power reduction, the external wiring of each part transmits the signals to the inside of the VCU main body through the CAN bus interface, then the signals are transmitted to the inside of the MUC chip through the VCU main body, finally, the power reduction activity of the electric vehicle CAN be realized after relevant power reduction instructions are sent through analysis of the MUC chip, and therefore the load CAN be reduced, and the safety of the electric vehicle is guaranteed.
Drawings
Other features, objects and advantages of the present invention will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a schematic top view of a processing apparatus according to the present invention;
fig. 4 is a schematic diagram of the operating circuitry of the processing device of the present invention.
In the figure: VCU main body casing-1, dust cover-2, mounting block-3, mounting hole-4, interface-5, processing device-6, circuit board-61, CAN bus interface-62, capacitor-63, detector main body-64, VCU main body-65, MUC chip-66, SOC chip-67.
Detailed Description
The following detailed description of the present invention, taken in conjunction with fig. 1-4, clearly and completely describes the technical solutions of embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 and 2, the invention provides a power reduction processing system of an electric vehicle controller by improving the power reduction processing system, which comprises a VCU main body shell 1 and a processing device 6, wherein a dust cover 2 is fixedly inserted at the upper end of the VCU main body shell 1, mounting blocks 3 are fixedly connected to the lower ends of the front side and the rear side of the VCU main body shell 1, mounting holes 4 are formed in the middle ends of the interiors of the mounting blocks 3, interfaces 5 are arranged at the right ends of the left side and the right side of the VCU main body shell 1, the mounting blocks 3 and the mounting holes 4 are symmetrically arranged along the front side and the rear side of the VCU main body shell 1, and internal threads are arranged at the inner sides of the mounting holes 4, so that the stable mounting activity of the VCU main body shell 1 can be realized through the mounting holes 4, the VCU main body shell 1 is made of polycarbonate, and the dust cover 2 is made of plastic.
Referring to fig. 3 and 4, the invention provides a power reduction processing system of an electric vehicle controller by improving the above, wherein a processing device 6 is disposed inside a VCU main body housing 1, the processing device 6 includes a circuit board 61, a CAN bus interface 62, a capacitor 63, a detector main body 64, a VCU main body 65, a MUC chip 66 and an SOC chip 67, the circuit board 61 is connected with the inside of the VCU main body housing 1, the CAN bus interface 62 is mounted on the left side of the VCU main body housing 1, the right side of the CAN bus interface 62 is connected with the circuit board 61, the capacitor 63 is fixedly connected to the upper end of the front side of the circuit board 61, the detector main body 64 is fixedly connected to the right side of the front end of the circuit board 61, the VCU main body 65 is connected with the left side of the circuit board 61, the right side of the VCU main body 65 is oppositely provided with the MUC chip 66, the SOC chip 67 is disposed at the lower end of the left side of the circuit board 61, the overall thickness of the circuit board 61 is 2.5CM, and the four sides of the circuit board 61 are all attached to the inside of the VCU main body shell 1, so that the thickness of the circuit board 61 is larger and is not easy to damage, three CAN bus interfaces 62 are equidistantly arranged along the left side of the VCU main body shell 1, and insulating sleeves are connected to the outer sides of the CAN bus interfaces 62, so that the connection stability with external wiring is ensured, four capacitors 63 are arranged along the upper end of the front side of the circuit board 61, the mutual spacing distance of the capacitors 63 is 0.5MM, the effects of filtering, coupling, voltage reduction, energy storage and the like CAN be realized, the whole diameter of the detector main body 64 is 3CM, the two detector main bodies 64 are symmetrically arranged up and down along the right side of the circuit board 61, so that the detection activity inside an electric automobile CAN be carried out, the whole length of the VCU main body 65 is smaller than the length of the MUC chip 66, the whole length of the VCU main body 65 is 5CM, the whole length of the VCU main body 65 and the MUC chip 66 are larger, the whole usability is stable and easy, the SOC chip 67 is mounted opposite to the VCU main body 65 and the lower end of the MUC chip 66, and the SOC chip 67 is symmetrically arranged in two along the left lower end and the right lower end of the circuit board 61, so that an integrated circuit and a detection function are provided for the whole electric vehicle controller.
The MUC chip 66 described in this patent: the micro control unit, also called as single chip microcomputer or single chip microcomputer, is to properly reduce the frequency and specification of the CPU, integrate the peripheral interfaces such as memory, counter, USB, A/D conversion, UART, PLC, DMA, etc., and even LCD driving circuit on a single chip to form a chip-level computer for different combination control for different application occasions.
The invention relates to a power reduction processing system of an electric vehicle controller, which has the following working principle;
firstly, a user installs the VCU main body shell 1 at the installation position in an electric automobile by arranging mounting holes 4 at the middle ends in the installation blocks 3 at the lower ends of the front side and the rear side of the VCU main body shell 1, so as to realize the installation activity of the VCU main body shell 1, and finally, an interface 5 arranged at the right end of the left side of the VCU main body shell 1 is connected with an external connecting wire to realize the electric connection activity, and meanwhile, a dust cover 2 arranged at the upper end of the VCU main body shell 1 is used for realizing the dust prevention of parts arranged in the VCU main body shell 1 and avoiding dust from entering the parts influencing the inside, so that the installation activity of the whole automobile controller of the electric automobile can be completed;
secondly, in recent years, new energy electric vehicles have a greatly rising situation from the aspects of yield and sales, more and more people begin to accept and use the electric vehicles as vehicles for daily travel, and the phenomena of low electric quantity, fault meters and the like of the vehicles, slow speed of the vehicles, poor acceleration and the like occur frequently in the use process of customers;
third, the processing device 6 is disposed in the VCU main body casing, firstly, the user connects the CAN bus interface 62 disposed on the left side of the VCU main body casing 1 with an external wiring, then, when the SOC chip 67 disposed on the lower left side of the circuit board 1 detects the electric quantity end in the electric vehicle or the detector main body 64 detects the overheat state of the motor during the running of the electric vehicle, in the case of protecting high-voltage components such as the vehicle-mounted energy, the VCU main body 65 on the left side of the front end of the circuit board 61 receives the power-down request signal transmitted to the CAN bus interface 62 by the external wiring of each component, then, the VCU main body 65 transmits the signal to the inside of the MUC chip 66 disposed on the right side of the VCU main body 65, and finally, after the relevant power-down command is transmitted by the analysis of the MUC chip 66, the power-down activity of the electric vehicle CAN be realized, so that the load CAN be reduced, and the safety of the electric vehicle CAN be ensured;
fourth, each high-voltage component, such as the vehicle-mounted energy power reaches the tail end, the single-core voltage difference of the battery is too large, the motor temperature is too high, and other signals, CAN transmit actions such as halving the output power of the whole vehicle to the inside of the VCU main body 65 through the CAN bus interface 62, and then transmit the actions to the inside of the MUC chip 66 through the VCU main body 65 to reduce the output current, so that the load of the component is reduced, each component transmits related information through the CAN bus interface 62, and the components such as a sensor are not used for transmitting analog signals, so that the safety and the reliability are improved, and the harness cost is reduced.
The basic principle and main characteristics of the invention and the advantages of the invention are shown and described above, standard parts used by the invention can be purchased from market, special-shaped parts can be customized according to the description of the specification and the drawings, the specific connection modes of the parts adopt conventional means such as mature bolt rivets and welding in the prior art, the machinery, the parts and the equipment adopt conventional models in the prior art, and the circuit connection adopts conventional connection modes in the prior art, so that the description is omitted.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (2)
1. The power reduction processing system of the whole electric automobile controller comprises a VCU main body shell (1), wherein a dust cover (2) is fixedly inserted into the upper end of the VCU main body shell (1), mounting blocks (3) are fixedly connected to the lower ends of the front side and the rear side of the VCU main body shell (1), mounting holes (4) are formed in the middle ends of the inner parts of the mounting blocks (3), and an interface (5) is arranged at the right end of the left side of the VCU main body shell (1);
the method is characterized in that: the processing device (6) is arranged inside the VCU main body shell (1), the processing device (6) comprises a circuit board (61), a CAN bus interface (62), a capacitor (63), a detector main body (64), a VCU main body (65), a MUC chip (66) and an SOC chip (67), the circuit board (61) is connected with the inside of the VCU main body shell (1), the CAN bus interface (62) is arranged on the left side of the VCU main body shell (1), the right side of the CAN bus interface (62) is connected with the circuit board (61), the capacitor (63) is fixedly connected to the upper end of the front side of the circuit board (61), the detector main body (64) is fixedly connected to the right side of the front end of the circuit board (61), the VCU main body (65) is connected with the left side of the circuit board (61), the MUC chip (66) is arranged on the right side of the VCU main body (65) in an opposite mode, and the SOC chip (67) is arranged on the lower end of the left side of the circuit board (61); the mounting block (3) and the mounting hole (4) are symmetrically arranged along the front and the back of the VCU main body shell (1), and internal threads are arranged on the inner side of the mounting hole (4); the overall thickness of the circuit board (61) is 2.5CM, and four sides of the circuit board (61) are attached to the inside of the VCU main body shell (1); three CAN bus interfaces (62) are equidistantly arranged along the left side of the VCU main body shell (1), and the outer side of the CAN bus interfaces (62) is connected with an insulating sleeve; four capacitors (63) are arranged along the upper end of the front side of the circuit board (61), and the mutual spacing distance of the capacitors (63) is 0.5MM; the overall diameter of the detector main body (64) is 3CM, and the two detector main bodies (64) are symmetrically arranged up and down along the right side of the circuit board (61); the overall length of the VCU main body (65) is smaller than that of the MUC chip (66), and the overall length of the VCU main body (65) is 5CM.
2. The electric vehicle controller power reduction processing system according to claim 1, wherein: the installation position of the SOC chip (67) is opposite to the lower ends of the VCU main body (65) and the MUC chip (66), and the SOC chip (67) is symmetrically arranged in a left-right mode along the left lower end of the circuit board (61).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011057942.5A CN112193073B (en) | 2020-09-30 | 2020-09-30 | Power-reduction processing system of whole electric vehicle controller |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011057942.5A CN112193073B (en) | 2020-09-30 | 2020-09-30 | Power-reduction processing system of whole electric vehicle controller |
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| Publication Number | Publication Date |
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| CN112193073A CN112193073A (en) | 2021-01-08 |
| CN112193073B true CN112193073B (en) | 2023-09-08 |
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| CN202011057942.5A Active CN112193073B (en) | 2020-09-30 | 2020-09-30 | Power-reduction processing system of whole electric vehicle controller |
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| CN112193073A (en) | 2021-01-08 |
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