CN208272846U - Apply the electric supply system in motor control - Google Patents
Apply the electric supply system in motor control Download PDFInfo
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- CN208272846U CN208272846U CN201820749558.3U CN201820749558U CN208272846U CN 208272846 U CN208272846 U CN 208272846U CN 201820749558 U CN201820749558 U CN 201820749558U CN 208272846 U CN208272846 U CN 208272846U
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- power supply
- system base
- main control
- control module
- base chip
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Abstract
The utility model discloses a kind of electric supply system applied in motor control; it include: reverse-connection preventing circuit, protection mechanism, transformer, driving power, main control module and system base chip; described reverse-connection preventing circuit one end is connect with A-battery; the other end is connected to protection mechanism one end; this protection mechanism other end is connected with transformer, driving power in turn, and the driving power is used to provide stabilized power supply for driving circuit；Described system base chip one end is connect with ignition signal terminal is powered on, this system base chip other end is connected to the main control module, and the protection mechanism is that perhaps the main relay transformer is flyback sourse or step-up/step-down circuit to electrical fuse；Power supply status is mutually monitored between the main control module and system base chip.It is monitored that the utility model ensures power supply, while static system electric current is extremely low before KL15 is powered on, and at normal temperature, quiescent current is less than 100uA.
Description
Technical field
The utility model belongs to motor in electric automobile control technology field more particularly to a kind of applies in motor control
Electric supply system.
Background technique
Since the reliability requirement of automotive electronics is very high, especially power assembly electronic controller, such as electric machine controller,
VCU, TCU, ECU etc.；And automotive safety, automobile intelligent, motorcar electric are the directions of automobile, and electric machine controller is electronic vapour
The core of vehicle, and electric machine controller is the key component of electric machine controller, therefore it is true for designing a reliable power supply structure
Protect the basis of motor control functional safety；Functional safety also wants the pressure for becoming regulation increasingly by the attention of OEM in recent years
It asks, a good power supply structure is to ensure that the basis of functional safety.
Utility model content
The utility model aim is to provide a kind of electric supply system applied in motor control, this is applied in motor control
Electric supply system in system, it is ensured that power supply is monitored, while static system electric current is extremely low before KL15 is powered on, in room temperature
Under (being no more than 40 DEG C), quiescent current is less than 100uA.
In order to achieve the above objectives, the technical solution adopted in the utility model is: a kind of power supply applied in motor control
Power supply system, comprising: reverse-connection preventing circuit, protection mechanism, transformer, driving power, main control module and system base chip, it is described
Reverse-connection preventing circuit one end is connect with A-battery, and the other end is connected to protection mechanism one end, this protection mechanism other end successively connects
It is connected to transformer, driving power, the driving power is used to provide stabilized power supply for driving circuit；
Described system base chip one end is connect with ignition signal terminal is powered on, this system base chip other end is connected to
The main control module, the protection mechanism are electrical fuse or main relay, the reverse-connection preventing circuit and protection mechanism it
Between contact be connected to the input terminal of system base chip；The transformer is flyback sourse or step-up/step-down circuit；The master
Power supply status is mutually monitored between control module and system base chip.
It is as follows that scheme is further improved in above-mentioned technical proposal:
1. in above scheme, also mutual monitoring clock state between the main control module and system base chip.
2. in above scheme, the analog quantity power pins of the system base chip are connect with main control module, for master
It controls module and one analog quantity power supply is provided.
3. in above scheme, the 5V direct current output pin of the system base chip is connect with main control module.
4. further including that a rotation becomes power supply module in above scheme, this rotation becomes power supply module and is connected to the transformer and drive
Contact between dynamic power supply, for providing power supply for the excitation amplifying circuit of rotary transformer.
5. in above scheme, the output end of the system base chip is also connected with linear power supply, this linear power supply it is defeated
Outlet is connected with Complex Programmable Logic Devices or field programmable gate array module or hardware logic chip.
Since above-mentioned technical proposal is used, the utility model has the advantage that compared with prior art
The utility model applies the electric supply system in motor control, using system base chip SBC and protection machine
Structure, it is ensured that power supply is monitored, while static system electric current is extremely low before KL15 is powered on, quiet under room temperature (being no more than 40 DEG C)
State electric current is less than 100uA；Secondly, the contact between its reverse-connection preventing circuit and protection mechanism is connected to the input of system base chip
End, for monitoring the power supply status of each main control chip, clock status, application state, while generating the power supply of various grades, should
Power supply can all be monitored by hardware circuit, once there is key problem, the fault-signal and reset signal of output can enter MCU
With the monitoring chips such as CPLD, enter safe condition by electric machine controller eventually by other fault logics；Again, system-based
The output end of chip is also connected with linear power supply, this linear power supply one end opposite with system base chip is connected with complexity and can compile
Journey logical device or field programmable gate array module or hardware logic chip supplement the deficiency of SBC power supply, the output of the circuit
Voltage can feed back to the monitoring pin of SBC, finally realize the hardware monitoring of all power supplys.
Detailed description of the invention
Attached drawing 1 is that the utility model applies the electric supply system electrical diagram in motor control.
In the figures above: 1, reverse-connection preventing circuit；2, protection mechanism；3, transformer；4, driving power；5, main control module；6,
System base chip；7, rotation becomes power supply module；8, linear power supply.
Specific embodiment
The utility model is further described with reference to the accompanying drawings and embodiments:
A kind of embodiment: electric supply system applied in motor control, comprising: reverse-connection preventing circuit 1, protection mechanism 2,
Transformer 3, driving power 4, main control module 5 and system base chip 6, described 1 one end of reverse-connection preventing circuit are connect with A-battery,
The other end is connected to 2 one end of protection mechanism, this 2 other end of protection mechanism is connected with transformer 3, driving power 4, the drive in turn
Dynamic power supply 4 is used to provide stabilized power supply for driving circuit；
Described 6 one end of system base chip is connect with ignition signal terminal is powered on, the connection of this 6 other end of system base chip
To the main control module 5, the protection mechanism 2 is electrical fuse or main relay, the reverse-connection preventing circuit 1 and protection machine
Contact between structure 2 is connected to the input terminal of system base chip 6；The transformer 3 be flyback sourse or step-up/step-down circuit,
Power supply status is mutually monitored between the main control module 5 and system base chip 6.
Also mutual monitoring clock state between above-mentioned main control module 5 and system base chip 6.
The analog quantity power pins of above system base chip 6 are connect with main control module 5, for providing to main control module 5
One analog quantity power supply.
The 5V direct current output pin of above system base chip 6 is connect with main control module 5.
It further include that a rotation becomes power supply module 7, this rotation becomes power supply module 7 and is connected between the transformer 3 and driving power 4
Contact, for providing power supply for the excitation amplifying circuit of rotary transformer.
The output end of above system base chip 6 is also connected with linear power supply 8, and the output end of this linear power supply 8 is connected with
Complex Programmable Logic Devices or field programmable gate array module or hardware logic chip.
Electrical fuse: being used for overpower protection, and after electric current or bearing power are more than a threshold value, main control MCU is closed
MOSFET is closed, successive load is cut off.
After SBC:KL15 is powered on, VDD5D, VDD5COM, the normal 5V output of VDD5A, unlatching counnter attack MOSFET, system electrification,
MCU starts to initialize；SBC and MCU carries out SPI communication simultaneously, and MCU and SBC are monitored mutually, flies if MCU software is run, SBC is defeated
Be out of order signal, while SBC out-put supply carries out internal control, over-voltage or under-voltage will all export fault message；
Flayback: KL30 (6-28V) voltage is converted into stable voltage, such as 18V or 16V or other electricity
Pressure；
Driving power: stabilized power supply is provided for driving circuit；
Rotation becomes power supply: providing power supply into the excitation amplifying circuit of rotary transformer.
CPLD/FPGA: for driving malfunction virtual protection and the clock supervision of MCU, when fault-signal is quoted, inversion is controlled
Device PWM wave enters safe condition, and perhaps wherein ASC is actively to descend three bridges short-circuit or actively upper three bridge is short to upper ASC to following ASC
Road.
The above embodiments are only for explaining the technical ideas and features of the present invention, and its object is to allow be familiar with technique
Personage can understand the content of the utility model and implement accordingly, do not limit the protection scope of the present invention.
All equivalent change or modifications according to made by the spirit of the present invention essence, should all cover the protection scope of the utility model it
It is interior.
Claims (6)
1. a kind of electric supply system applied in motor control, it is characterised in that: include: reverse-connection preventing circuit (1), protection machine
Structure (2), transformer (3), driving power (4), main control module (5) and system base chip (6), the reverse-connection preventing circuit (1) one
End is connect with A-battery, and the other end is connected to protection mechanism (2) one end, this protection mechanism (2) other end is connected with change in turn
Depressor (3), driving power (4), the driving power (4) are used to provide stabilized power supply for driving circuit；
Described system base chip (6) one end is connect with ignition signal terminal is powered on, the connection of this system base chip (6) other end
To the main control module (5), the protection mechanism (2) is electrical fuse or main relay, the reverse-connection preventing circuit (1) and
Contact between protection mechanism (2) is connected to the input terminal of system base chip (6)；The transformer (3) be flyback sourse or
Person's step-up/step-down circuit mutually monitors power supply status between the main control module (5) and system base chip (6).
2. the electric supply system according to claim 1 applied in motor control, it is characterised in that: the master control mould
Also mutual monitoring clock state between block (5) and system base chip (6).
3. the electric supply system according to claim 1 applied in motor control, it is characterised in that: the system base
The analog quantity power pins of plinth chip (6) are connect with main control module (5), for providing an analog quantity electricity to main control module (5)
Source.
4. the electric supply system according to claim 1 applied in motor control, it is characterised in that: the system base
The 5V direct current output pin of plinth chip (6) is connect with main control module (5).
5. the electric supply system according to claim 1 applied in motor control, it is characterised in that: further include a rotation
Become power supply module (7), this rotation becomes power supply module (7) and is connected to the contact between the transformer (3) and driving power (4), uses
In providing power supply for the excitation amplifying circuit of rotary transformer.
6. the electric supply system according to claim 1 applied in motor control, it is characterised in that: the system base
The output end of plinth chip (6) is also connected with linear power supply (8), and the output end of this linear power supply (8) is connected with complex programmable and patrols
Collect device or field programmable gate array module or hardware logic chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820749558.3U CN208272846U (en) | 2018-05-18 | 2018-05-18 | Apply the electric supply system in motor control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820749558.3U CN208272846U (en) | 2018-05-18 | 2018-05-18 | Apply the electric supply system in motor control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208272846U true CN208272846U (en) | 2018-12-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820749558.3U Active CN208272846U (en) | 2018-05-18 | 2018-05-18 | Apply the electric supply system in motor control |
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| Country | Link |
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| CN (1) | CN208272846U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108649783A (en) * | 2018-05-18 | 2018-10-12 | 巨自动化装备（上海）有限公司 | Apply the electric supply system in motor control |
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2018
- 2018-05-18 CN CN201820749558.3U patent/CN208272846U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108649783A (en) * | 2018-05-18 | 2018-10-12 | 巨自动化装备（上海）有限公司 | Apply the electric supply system in motor control |
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