CN112193073A - Power reduction processing system for whole vehicle controller of electric vehicle - Google Patents
Power reduction processing system for whole vehicle controller of electric vehicle Download PDFInfo
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- CN112193073A CN112193073A CN202011057942.5A CN202011057942A CN112193073A CN 112193073 A CN112193073 A CN 112193073A CN 202011057942 A CN202011057942 A CN 202011057942A CN 112193073 A CN112193073 A CN 112193073A
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- main body
- vcu
- circuit board
- vcu main
- body shell
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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
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- 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 a whole 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 external wiring, then after an SOC chip detects related signals needing power reduction in the running process of a pure electric vehicle, the external wiring of each part 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 an MUC chip through the VCU main body, and finally, after related power reduction instructions are sent through the analysis of the MUC chip, the power reduction activity of the electric vehicle CAN be realized, so that the load reduction CAN be realized, and the safety of the electric vehicle CAN be guaranteed.
Description
Technical Field
The invention relates to the technical field of a power reduction processing system of a whole electric vehicle controller, in particular to a power reduction processing system of the whole electric vehicle controller.
Background
With the continuous development of automobile electronic technology, the requirements on the comfort and the operability of an automobile are continuously improved, more and more electronic devices are arranged in the automobile, an electric automobile whole controller is one of electric automobile core control modules, the electric automobile whole controller manages, coordinates and monitors all links of a new energy automobile power system to improve the energy utilization efficiency of the whole automobile and ensure the safety and the reliability, the electric automobile whole controller gives out a motor control instruction and a battery management instruction to realize the whole automobile driving control, the energy optimization control and the brake feedback control, and the electric automobile whole controller has perfect fault diagnosis and processing functions.
In recent years, the yield and the sales of new energy electric vehicles are greatly increased, more and more people begin to accept and use electric vehicles as daily travel vehicles, and the vehicles often appear at lamps such as insufficient electric quantity or faulty meters during the use process of customers, so that the speed of the vehicles is reduced, the acceleration is poor, and the like.
Disclosure of Invention
Technical problem to be solved
In order to overcome the defects of the prior art, a power reduction processing system for a whole vehicle controller of an electric vehicle is provided, and the problems that in recent years, a new energy electric vehicle has a greatly increased situation in yield and sales, more and more people begin to accept and use the electric vehicle as a daily travel vehicle, the vehicle often has the phenomena of low electric quantity or instrument failure and the like in the using process of a customer, the vehicle speed becomes slow, the acceleration becomes poor and the like are solved, and the effects of reducing the load and ensuring the safety of the electric vehicle are achieved.
(II) technical scheme
The invention is realized by the following technical scheme: the invention provides a power reduction processing system of a whole electric vehicle controller, which comprises a VCU main body shell and a processing device, wherein a dustproof cover is fixedly inserted at the upper end of the VCU main body shell, the lower ends of the front side and the rear side of the VCU main body shell are fixedly connected with mounting blocks, the middle end in the mounting blocks is provided with a mounting hole, the right end of the left side of the VCU main body shell is provided with an interface, the processing device is arranged in the VCU main body shell and comprises a circuit board, a CAN bus interface, a capacitor, a detector main body, the VCU main body, a MUC chip and an SOC chip, the circuit board is connected with the interior of the VCU main body shell, the CAN bus interface is arranged at 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 to, the VCU main body is connected with the left side of the circuit board, the MUC chip is oppositely arranged on the right side of the VCU main body, and the SOC chip is arranged at the lower end of the left side of the circuit board; the mounting blocks and the mounting holes are symmetrically arranged along the front and back of the VCU main body shell, and inner threads are arranged on the inner sides of the mounting holes; 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 arranged at equal intervals along the left side of the VCU main body shell, and the outer sides of the CAN bus interfaces are connected with insulating sleeves; further, four capacitors are arranged along the upper end of the front side of the circuit board, and the capacitors are spaced from each other by a distance of 0.5 MM.
Further, the overall diameter of the detector body is 3CM, and the two detector bodies are symmetrically arranged up and down along the right side of the circuit board.
Further, the overall length of the VCU main body is less than the MUC chip length, and the overall length of the VCU main body is 5 CM.
Furthermore, the SOC chip mounting position is opposite to the lower ends of the VCU main body and the MUC chip, and the two SOC chips are symmetrically arranged along the left lower end and the right lower end of the circuit board.
Furthermore, the VCU main body housing is made of polycarbonate.
Furthermore, the dust cover is made of plastic materials.
(III) advantageous effects
Compared with the prior art, the invention has the following beneficial effects:
according to the power reduction processing system for the whole vehicle controller of the electric vehicle, the CAN bus interface is connected with the external wiring by arranging the processing device in the VCU main body shell, then in the running process of the pure electric vehicle, after the SOC chip detects related signals needing power reduction, the external wiring of each part 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 the MUC chip through the VCU main body, and finally, after the related power reduction instructions are sent through the analysis of the MUC chip, the power reduction activity of the electric vehicle CAN be realized, so that the load reduction CAN be achieved, and the safety of the electric vehicle CAN be guaranteed.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a schematic top sectional view of the processing apparatus of the present invention;
FIG. 4 is a schematic diagram of the operating circuit of the processing device of the present invention.
In the figure: VCU main body shell-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 and SOC chip-67.
Detailed Description
The present invention will be described in detail with reference to fig. 1 to 4, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 and 2, the present invention provides a power reduction processing system for a vehicle control unit of an electric vehicle, which includes a VCU main body housing 1 and a processing device 6, wherein a dust cover 2 is fixedly inserted into an upper end of the VCU main body housing 1, lower ends of front and rear sides of the VCU main body housing 1 are fixedly connected to mounting blocks 3, a mounting hole 4 is formed in an inner middle end of the mounting block 3, an interface 5 is disposed at a left right end of the VCU main body housing 1, the mounting blocks 3 and the mounting hole 4 are symmetrically disposed along the front and rear sides of the VCU main body housing 1, and an internal thread is disposed inside the mounting hole 4, so that the VCU main body housing 1 can be stably mounted and moved through the mounting hole 4, the VCU main body housing 1 is made of polycarbonate, and the dust cover 2 is made of plastic.
Referring to fig. 3 and 4, the present invention provides a power reduction processing system for a vehicle control unit of an electric vehicle, wherein the processing device 6 is disposed inside a VCU main body case 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 a SOC chip 67, the circuit board 61 is connected to the inside of the VCU main body case 1, the CAN bus interface 62 is mounted on the left side of the VCU main body case 1, the right side of the CAN bus interface 62 is connected to 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 to the left side of the circuit board 61, the MUC chip 66 is disposed on the right side of the VCU main body 65, the SOC chip 67 is disposed on the lower end of the, the thickness of the circuit board 61 is large and is not easy to damage, three CAN bus interfaces 62 are arranged at equal intervals along the left side of the VCU main body shell 1, the outer side of the CAN bus interface 62 is connected with an insulating sleeve, 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 between the capacitors 63 is 0.5MM, so that the functions of filtering, coupling, voltage reduction, energy storage and the like CAN be realized, the overall diameter of the detector main body 64 is 3CM, two detectors 64 are symmetrically arranged along the upper and lower sides of the right side of the circuit board 61, so that the detection activity in the electric automobile CAN be carried out, the overall length of the VCU main body 65 is smaller than that of the MUC chip 66, the overall length of the VCU main body 65 is 5CM, so that the VCU main body 65 and the MUC chip 66 are large, the overall usability, and SOC chip 67 is provided with two along circuit board 61 left side lower extreme left and right sides symmetry for electric automobile vehicle control unit provides an integrated circuit and detection effect.
The MUC chip 66 described in this patent: the micro control unit, also called a single chip microcomputer or a single chip microcomputer, properly reduces the frequency and specification of a central processing unit, and integrates peripheral interfaces such as a memory, a counter, a USB, an A/D conversion, a UART, a PLC, a DMA and the like, even an LCD driving circuit on a single chip to form a chip-level computer, so as to carry out different combination control for different application occasions.
The power reduction processing system of the whole electric vehicle controller has the following working principle;
firstly, a user installs the VCU main body shell 1 at an installation position in an electric automobile by arranging installation holes 4 at the middle end in an installation block 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 left end and the right end of the VCU main body shell 1 is connected with an external connecting wire so as to realize the electric connection activity, and meanwhile, a dustproof cover 2 arranged at the upper end of the VCU main body shell 1 is used for realizing the dustproof protection of parts arranged in the VCU main body shell 1 and preventing dust from entering the parts influencing the interior, so that the installation activity of the whole electric automobile controller can be finished;
secondly, in recent years, the yield and the sales of new energy electric vehicles are greatly increased, more and more people begin to accept and use electric vehicles as daily travel vehicles, and vehicles often appear in the light of insufficient electric quantity or fault of instruments and the like in the using process of customers, so that the speed of the vehicles is reduced, the acceleration is poor and the like;
thirdly, by arranging the processing device 6 inside the VCU main body case, firstly, the user connects the CAN bus interface 62 arranged on the left side of the VCU main body case 1 with the external connection, then, when the SOC chip 67 arranged on the lower left end of the circuit board 1 detects the end of the electric quantity inside the electric vehicle or the detector main body 64 detects the overheat state of the motor and the like during the running of the pure electric vehicle, under the condition that high-voltage components such as the vehicle-mounted energy source and the like are protected, 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 connection of each component, then the VCU main body 65 transmits the signal to the inside of the MUC chip 66 arranged opposite to the right side of the VCU main body 65, and finally, after the related power-down command is transmitted by the analysis of the MUC chip 66, the power-down activity of, the safety of the electric automobile is guaranteed;
fourthly, signals of various high-voltage components such as the electric quantity of a vehicle-mounted energy source to the tail end, the single-core voltage difference of a battery is overlarge, the temperature of a motor is overhigh and the like CAN be transmitted to the interior of the VCU main body 65 by reducing the output power of the whole vehicle by half through the CAN bus interface 62, and then the signals are transmitted to the interior of the MUC chip 66 through the VCU main body 65 to reduce the output current, so that the load of the components is reduced, the components transmit related information through the CAN bus interface 62 instead of transmitting analog signals through the components such as a sensor and the like, the safety and reliability are improved, the.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described, and the standard parts used in the present invention are all available on the market, the special-shaped parts can be customized according to the description and the accompanying drawings, the specific connection mode of each part adopts the conventional means of bolt and rivet, welding and the like mature in the prior art, the machinery, parts and equipment adopt the conventional type in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, and the details are not described herein.
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 attributes 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 description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (2)
1. The power reduction processing system for the whole vehicle controller of the electric vehicle comprises a VCU main body shell (1), wherein a dustproof cover (2) is fixedly inserted at the upper end of the VCU main body shell (1), the lower ends of the front side and the rear side of the VCU main body shell (1) are fixedly connected with mounting blocks (3), a mounting hole (4) is formed in the middle end of the inside of each mounting block (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 device comprises a VCU main body shell (1), and is characterized by further comprising a processing device (6), wherein 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 interior of the VCU main body shell (1), the CAN bus interface (62) is installed 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 SOC chip (67) is arranged at the lower end of the left side of the circuit board (61); the mounting blocks (3) and the mounting holes (4) are symmetrically arranged along the front and back of the VCU main body shell (1), and internal threads are arranged on the inner sides of the mounting holes (4); the whole 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 arranged along the left side of the VCU main body shell (1) at equal intervals, and the outer side of each CAN bus interface (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 distance between the capacitors (63) is 0.5 MM; the overall diameter of the detector main body (64) is 3CM, and two detector main bodies (64) are symmetrically arranged up and down along the right side of the circuit board (61); the VCU main body (65) has an overall length smaller than that of the MUC chip (66), and the VCU main body (65) has an overall length of 5 CM.
2. The power reduction processing system for the vehicle control unit of the electric vehicle according to claim 1, wherein: the SOC chip (67) is arranged at a position opposite to the lower ends of the VCU main body (65) and the MUC chip (66), and the two SOC chips (67) are symmetrically arranged along the left lower end and the right 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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| CN112193073A true CN112193073A (en) | 2021-01-08 |
| CN112193073B 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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| CN112193073B (en) | 2023-09-08 |
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