CN110233576A - Vehicle-mounted motor driver auxiliary power unit with arousal function - Google Patents
Vehicle-mounted motor driver auxiliary power unit with arousal function Download PDFInfo
- Publication number
- CN110233576A CN110233576A CN201910622441.8A CN201910622441A CN110233576A CN 110233576 A CN110233576 A CN 110233576A CN 201910622441 A CN201910622441 A CN 201910622441A CN 110233576 A CN110233576 A CN 110233576A
- Authority
- CN
- China
- Prior art keywords
- capacitor
- vehicle
- motor driver
- arousal function
- mounted motor
- 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.)
- Pending
Links
- 230000037007 arousal Effects 0.000 title claims abstract description 30
- 238000001914 filtration Methods 0.000 claims abstract description 17
- 239000003990 capacitor Substances 0.000 claims description 28
- 230000005611 electricity Effects 0.000 claims description 8
- 230000001052 transient effect Effects 0.000 claims description 6
- 238000004891 communication Methods 0.000 claims description 5
- 238000005070 sampling Methods 0.000 claims description 5
- 230000000087 stabilizing effect Effects 0.000 claims description 5
- 238000010521 absorption reaction Methods 0.000 claims description 3
- 238000004146 energy storage Methods 0.000 claims description 3
- 238000002955 isolation Methods 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 3
- 230000008901 benefit Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- FHQMNXWCKXZQEW-UHFFFAOYSA-N 1-(2-ethylphenyl)-2-(methylamino)propan-1-one Chemical compound CCC1=CC=CC=C1C(=O)C(C)NC FHQMNXWCKXZQEW-UHFFFAOYSA-N 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 239000008186 active pharmaceutical agent Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000009514 concussion Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/42—Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
- H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
- H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
- H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
- H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/33507—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of the output voltage or current, e.g. flyback converters
- H02M3/33523—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of the output voltage or current, e.g. flyback converters with galvanic isolation between input and output of both the power stage and the feedback loop
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The present invention relates to a kind of vehicle-mounted motor driver auxiliary power unit with arousal function, it include device noumenon, power input is provided in device noumenon, EMC component is provided on power input, transformer is connected on EMC component, the output end of transformer is connected with rectifying and wave-filtering component, and rectifying and wave-filtering component is connected with control assembly by voltage feedback module, control assembly is connected with transformer simultaneously, constitutes major loop and feedback loop.There is arousal function as a result, avoid long-time carry, the service life is longer.It can realize that idle is cut off the power using arousal function, embody energy-efficient.It can satisfy the working performance demand of vehicle-mounted motor driver.
Description
Technical field
The present invention relates to a kind of power supply devices more particularly to a kind of vehicle-mounted motor driver with arousal function to assist electricity
Source device.
Background technique
As new-energy automobile is grown rapidly, vehicle-mounted motor Drive technology and product are also increasingly taken seriously, auxiliary
Basic module of the power supply as driver, after superior performance efficiently, energy conservation and stabilizations be emphasis that new energy industry is paid close attention to.It is existing
Driver, dormant state, on-vehicle battery can not be entered when driver does not work by the vehicle-mounted motor driver accessory power supply having
It still will appear load consumption.If being complete switched off, it is also easy to influence control performance.For this purpose, energy saving, efficient realizing
Under the premise of also improved.
Summary of the invention
It is an object of the invention to overcome problem above of the existing technology, provide a kind of with the vehicle-mounted of arousal function
Motor driver auxiliary power unit.
The vehicle-mounted motor driver auxiliary power unit for having arousal function to achieve the purpose of the present invention, includes device
Ontology is provided with power input on described device ontology, in which: EMC component is provided on the power input, it is described
Transformer is connected on EMC component, the output end of the transformer is connected with rectifying and wave-filtering component, and the rectifying and wave-filtering component is logical
Overvoltage feedback module is connected with control assembly, and the control assembly is connected with transformer simultaneously, constitutes major loop and feeds back to
Road.
Further, the above-mentioned vehicle-mounted motor driver auxiliary power unit with arousal function, wherein the EMC
Component includes that transient state inhibits pipe (D2), and it further includes having for filtering that the transient state, which inhibits to be connected with diode (D1) on pipe (D2),
Wave removes capacitor (C5), capacitor (C6), capacitor (C7), the capacitor (C9) of voltage noise, further includes the electricity having for energy storage pressure stabilizing
Hold (C8), is also connected with differential mode inductance (L1), differential mode inductance (L2) and differential mode inductance (L3) on the diode (D1).
Further, the above-mentioned vehicle-mounted motor driver auxiliary power unit with arousal function, wherein the control
Component processed is using control chip (U1) and several resistance, capacitor composition, wherein resistance (R12) and capacitor (C22) composition RC concussion
Source provides carrier wave to control 4 feet of chip (U1), uses resistance (R8) and capacitor (C20) to control the feedback electricity of 2 feet of chip
Pressure provides shunt compensation, using the electric current of resistance (R13) sampling major loop, the RC being made up of resistance (R11) and capacitor (C23)
Filter is supplied to 3 feet of control chip, plays overcurrent protection.
Further, the above-mentioned vehicle-mounted motor driver auxiliary power unit with arousal function, wherein the master
Circuit be the first winding, power tube (Q2), current sampling resistor (R13) and the diode (D5) of flyback transformer, resistance (R6),
The RCD absorption circuit of capacitor (C13) composition.
Further, the above-mentioned vehicle-mounted motor driver auxiliary power unit with arousal function, wherein described anti-
Being fed back to road includes reference voltage source (U4) and optocoupler (U3), and the reference voltage source (U4) provides 2.5V reference voltage, passes through
Resistance (R15) and resistance (R18) constitute boost voltage output voltage reference value and pass through light compared with accessory power supply 5V output end
Coupling feeds back to 2 feet of control unit.
Further, the above-mentioned vehicle-mounted motor driver auxiliary power unit with arousal function, wherein the change
Depressor is the isolation flyback transformers for having a single input, three output, including+C5V output end ,+15V output end ,+5V be defeated
The outlet ,+C5V output end supply CAN communication module, and+15V the output end supplies drive module, and+5V the output end is logical
It crosses linear voltage regulator and is converted into 3.3V supply single-chip microcontroller and amplifier.
Still further, the above-mentioned vehicle-mounted motor driver auxiliary power unit with arousal function, wherein described whole
It flows filtering unit and three road output voltages of transformer secondary is passed through into diode (D6), diode (D7), diode (D8) respectively
Halfwave rectifier is carried out, then passes through the filtering output of several capacitance voltage stabilizings respectively.
The advantages of using technical solution of the present invention, is as follows:
1, compared to existing integrated power supply module, implementation cost is low.
2, arousal function is had, avoids long-time carry, the service life is longer.
3, it can realize that idle is cut off the power using arousal function, embody energy-efficient.
4, it can satisfy the working performance demand of vehicle-mounted motor driver.
The purpose of the present invention, advantage and feature, by by the non-limitative illustration of following preferred embodiments carry out diagram and
It explains, these embodiments only provide as an example referring to attached drawing.
Detailed description of the invention
Fig. 1 is the aufbauprinciple schematic diagram of the vehicle-mounted motor driver auxiliary power unit with arousal function.
Fig. 2 is the circuit diagram of the vehicle-mounted motor driver auxiliary power unit with arousal function.
The meaning of each appended drawing reference is as follows in figure:
| 1 | Power input | 2 | EMC component |
| 3 | Transformer | 4 | Rectifying and wave-filtering component |
| 5 | Control assembly | 6 | Voltage feedback module |
Specific embodiment
The vehicle-mounted motor driver auxiliary power unit for having arousal function as shown in Figure 1 and Figure 2, includes device noumenon,
Power input 1 is provided in device noumenon, unusual place is: in order to effectively realize arousal function, power input
EMC component 2 is provided on end 1.Specifically, transformer 3 is connected on EMC component 2, the output end of transformer 3 is connected with
Rectifying and wave-filtering component 4.Meanwhile rectifying and wave-filtering component 4 is connected with control assembly 5 by voltage feedback module 6, control assembly 5 is same
When be connected with transformer 3, constitute major loop and feedback loop, meet effective realization of arousal function.
From the point of view of a preferable embodiment of the invention, EMC component includes to prevent the transient state of high-voltage impact from inhibiting
Pipe D2, and transient state inhibits to be connected with the reversed diode D1 for burning circuit of anti-input voltage polarity on pipe D2.It meanwhile further including having
For filtering capacitor C5, capacitor C6, capacitor C7, the capacitor C9 of removal voltage noise.It also, further include having for energy storage pressure stabilizing
Capacitor C8.In order to possess preferable anti-interference ability, differential mode inductance L1, differential mode inductance L2 and differential mode are also connected on diode D1
Inductance L3.During actual use, using EMC component, can be eliminated on positive-negative polarity respectively interference magnetic field it is online-line between
The interference of generation, common mode inductance L2 and ground capacity are used cooperatively, and eliminate the common mode interference between line ground.Entire EMC mould as a result,
Block provides enough guarantees to the anti-interference ability of accessory power supply.
In order to possess preferable automatic control effect, the control assembly of use is using control chip U1 and several resistance, electricity
Hold composition.Wherein, resistance R12 and capacitor C22 composition RC shakes source, mentions to control 4 feet of chip U1 model TL3843BD-8
For the carrier wave of certain frequency.Meanwhile resistance R8 and capacitor C20 being used to provide benefit in parallel to control the feedback voltage of 2 feet of chip
It repays.Also, using the electric current of resistance R13 sampling major loop, the RC filter being made up of resistance R11 and capacitor C23 is supplied to
3 feet for controlling chip, play overcurrent protection.
Furthermore, the major loop that the present invention uses is the first winding of flyback transformer, power tube Q2, current sample
The RCD absorption circuit that resistance R13 and diode D5, resistance R6, capacitor C13 are formed.Also, when actual implementation, work as function
Rate pipe Q2 frequently opens shutdown in the HF switch period, when the pole the DS both ends of Q2 generate high frequency switching noise, can use
The suitable circuit RCD of parameter is absorbed, and will not influence accessory power supply output voltage quality.
Meanwhile feedback loop includes reference voltage source U4(TL431BIDBZR) and optocoupler U3(TLP185GR) constitute.Make
With period, reference voltage source U4 provides 2.5V reference voltage, constitutes boost voltage output voltage by resistance R15 and resistance R18
Reference value, compared with accessory power supply 5V output end, by opto-coupled feedback to 2 feet of control unit.
Furthermore, the transformer that the present invention uses is that have the isolation inverse-excitation type of a single input, three outputs to become
Depressor, including+C5V output end ,+15V output end ,+5V output end.Specifically ,+C5V output end supplies CAN communication module.+
15V output end supplies drive module.+ 5V output end is converted into 3.3V by linear voltage regulator (ASM1117-3.3) and supplies monolithic
Machine and amplifier.
Also, rectifying and wave-filtering component by three road output voltages of transformer secondary pass through respectively diode D6, diode D7,
Diode D8 carries out halfwave rectifier, then passes through the filtering output of several capacitance voltage stabilizings respectively.
From the point of view of implementation process of the invention, the principle is as follows:
When new-energy automobile activates to open key, vehicle-mounted low-voltage power supply system output+12V, motor driver accessory power supply is defeated
Enter electric, at this point, accessory power supply since input terminal has triode Q1, is in not on-state.Therefore, electricity is assisted under current state
Source does not work, in a dormant state.When the CAN communication for needing work that motor driver receives whole-control system sending refers to
When enabling, the CAN communication module on motor driver can issue a high level, and activation accessory power supply is started to work.
Later, the high level that motor driver CAN module issues makes triode D4 base stage for high electricity by diode D3
Flat, triode D4 conducting, which allows between resistance R1 and R2, is presented high level, and triode Q1 is connected immediately.
After triode Q1 conducting, accessory power supply control unit is started to work.Also, the control chip U1's of control unit
Function be according to feedback unit feedback come accessory power supply output voltage and setting voltage compare.Specifically, output phase is answered
Duty ratio PWM wave, for turning on and off for driving power pipe Q2.When accessory power supply output voltage deficiency sets voltage
When, control chip can export the PWM compared with big space rate, and flyback transformer primary side is allowed to transmit bigger power to secondary side, Zhi Daofu
Help electric power output voltage equal with setting voltage.With that is, maintain constant duty ratio, stabilize the output voltage.
In brief, after applying the present invention, driver can be entered to dormant state when driver does not work, reduce vehicle
The load consumption of battery is carried, can realize that system is more energy saving, efficient, reliable under the premise of not influencing control performance requirement
More economy.
It can be seen from the above written description and the attached drawings that having the following advantages after applying the present invention:
1, compared to existing integrated power supply module, implementation cost is low.
2, arousal function is had, avoids long-time carry, the service life is longer.
3, it can realize that idle is cut off the power using arousal function, embody energy-efficient.
4, it can satisfy the working performance demand of vehicle-mounted motor driver.
Certainly, the above is only specific application example of the invention, protection scope of the present invention is not limited in any way.It removes
Outside above-described embodiment, the present invention can also have other embodiment.All technical sides formed using equivalent substitution or equivalent transformation
Case is all fallen within scope of the present invention.
Claims (7)
1. a kind of vehicle-mounted motor driver auxiliary power unit with arousal function, includes device noumenon, described device sheet
Power input is provided on body, it is characterised in that: be provided with EMC component on the power input, connect on the EMC component
It is connected to transformer, the output end of the transformer is connected with rectifying and wave-filtering component, and the rectifying and wave-filtering component passes through Voltage Feedback
Module is connected with control assembly, and the control assembly is connected with transformer simultaneously, constitutes major loop and feedback loop.
2. the vehicle-mounted motor driver auxiliary power unit according to claim 1 with arousal function, it is characterised in that:
The EMC component includes that transient state inhibits pipe (D2), and it further includes having that the transient state, which inhibits to be connected with diode (D1) on pipe (D2),
For filter removal voltage noise capacitor (C5), capacitor (C6), capacitor (C7), capacitor (C9), further include have it is steady for energy storage
The capacitor (C8) of pressure is also connected with differential mode inductance (L1), differential mode inductance (L2) and differential mode inductance (L3) on the diode (D1).
3. the vehicle-mounted motor driver auxiliary power unit according to claim 1 with arousal function, it is characterised in that:
The control assembly is using control chip (U1) and several resistance, capacitor composition, wherein resistance (R12) and capacitor (C22) composition
RC shakes source, provides carrier wave to control 4 feet of chip (U1), uses resistance (R8) and capacitor (C20) to control 2 feet of chip
Feedback voltage provides shunt compensation, using the electric current of resistance (R13) sampling major loop, passes through resistance (R11) and capacitor (C23) group
At RC filter, be supplied to control chip 3 feet, play overcurrent protection.
4. the vehicle-mounted motor driver auxiliary power unit according to claim 1 with arousal function, it is characterised in that:
The major loop is the first winding, power tube (Q2), current sampling resistor (R13) and the diode (D5) of flyback transformer, electricity
Hinder the RCD absorption circuit of (R6), capacitor (C13) composition.
5. the vehicle-mounted motor driver auxiliary power unit according to claim 1 with arousal function, it is characterised in that:
The feedback loop includes reference voltage source (U4) and optocoupler (U3), and the reference voltage source (U4) provides 2.5V benchmark electricity
Pressure constitutes boost voltage output voltage reference value by resistance (R15) and resistance (R18), compared with accessory power supply 5V output end,
By opto-coupled feedback to 2 feet of control unit.
6. the vehicle-mounted motor driver auxiliary power unit according to claim 1 with arousal function, it is characterised in that:
The transformer is that have a single input, three isolation flyback transformers exported, including+C5V output end ,+15V output
End ,+5V the output end ,+C5V output end supply CAN communication module, and+15V the output end supplies the drive module ,+5V
Output end is converted into 3.3V by linear voltage regulator and supplies single-chip microcontroller and amplifier.
7. the vehicle-mounted motor driver auxiliary power unit according to claim 1 with arousal function, it is characterised in that:
Three road output voltages of transformer secondary are passed through diode (D6), diode (D7), two poles by the rectifying and wave-filtering component respectively
It manages (D8) and carries out halfwave rectifier, then pass through the filtering output of several capacitance voltage stabilizings respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910622441.8A CN110233576A (en) | 2019-07-11 | 2019-07-11 | Vehicle-mounted motor driver auxiliary power unit with arousal function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910622441.8A CN110233576A (en) | 2019-07-11 | 2019-07-11 | Vehicle-mounted motor driver auxiliary power unit with arousal function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110233576A true CN110233576A (en) | 2019-09-13 |
Family
ID=67854979
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910622441.8A Pending CN110233576A (en) | 2019-07-11 | 2019-07-11 | Vehicle-mounted motor driver auxiliary power unit with arousal function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110233576A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112583301A (en) * | 2020-11-19 | 2021-03-30 | 惠州市德赛西威汽车电子股份有限公司 | Vehicle-mounted motor control system, method and circuit for enhancing electromagnetic compatibility |
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-
2019
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| US5656966A (en) * | 1994-03-09 | 1997-08-12 | Cooper Industries, Inc. | Turbine engine ignition exciter circuit including low voltage lockout control |
| CN101079573A (en) * | 2007-06-29 | 2007-11-28 | 中兴通讯股份有限公司 | A power interface circuit |
| CN102026448A (en) * | 2010-11-01 | 2011-04-20 | 王子能 | LED power circuit |
| CN201937459U (en) * | 2011-01-20 | 2011-08-17 | 浙江大学 | Compensation control circuit beneficial to harmonic reduction of active flyback type power factor corrector |
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