CN207251512U - Inverter module driving power and motor driver - Google Patents
Inverter module driving power and motor driver Download PDFInfo
- Publication number
- CN207251512U CN207251512U CN201720543555.XU CN201720543555U CN207251512U CN 207251512 U CN207251512 U CN 207251512U CN 201720543555 U CN201720543555 U CN 201720543555U CN 207251512 U CN207251512 U CN 207251512U
- Authority
- CN
- China
- Prior art keywords
- terminal
- bridge arm
- copped wave
- input terminal
- branch
- 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.)
- Active
Links
Landscapes
- Inverter Devices (AREA)
Abstract
The utility model provides a kind of inverter module driving power and motor driver, and the driving power includes multiple upper bridge arm lead-out terminals and multiple lower bridge arm lead-out terminals, the driving power further include the first power branch and second source branch, wherein：First power branch includes the first impulse generating unit and the first isolation transmission branch, and the output level isolation of the first impulse generating unit is output to the multiple upper bridge arm lead-out terminal by the first isolation transmission branch；The second source branch includes the second impulse generating unit and the second isolation transmission branch, and the output level isolation of second impulse generating unit is output to the multiple lower bridge arm lead-out terminal by the second isolation transmission branch.The utility model provides driving power by all upper bridge arm switching tubes that two power branch are respectively inverter module, all lower bridge arm switching tubes, it is ensured that the active short circuit operation of inverter module is safe and reliable.
Description
Technical field
Motor Control Field is the utility model is related to, more specifically to a kind of inverter module driving power and motor
Driver.
Background technology
In general, the power supply that powerful electric machine controller is isolated by six tunnels drives six semiconductor switch pipes, example respectively
Such as IGBT (Insulated Gate Bipolar Transistor, insulated gate bipolar transistor), so as to fulfill motor operation
Control.
As shown in Figure 1, be existing driving power configuration diagram, the drive of two switching tubes of the upper and lower bridge arm of same phase
Dynamic power supply is provided by the different windings of same transformer, i.e., the output signal of three impulse generating units is respectively by three copped waves
Cell translation is AC signal, and three-phase is driven after six vice-side windings of three transformers and six rectification unit processing
Six switching tubes of upper and lower bridge arm.In addition, a pulse generation list can also be provided for each in six switching tubes of three-phase
Member, and by six power branch driving power is provided for each switching tube.
In power system of electric automobile, considered from cost-performance etc., usually select synchronous motor as electronic vapour
The driving motor of car.It is synchronous when the electric automobile for operating at fast state needs emergency shutdown when failure
Motor can be in generating state, not controlled by anti-paralleled diode in the inverter module in the electric machine controller that is attached thereto whole
Stream, to busbar charging.But this aspect can cause bus capacitor HVDC (High-Voltage Direct Current, high pressure
Direct current transportation) voltage rise, brings that Keep Clear-High Voltage；Another aspect uncontrollable rectifier makes motor be in uncontrolled state, it is impossible to protects
Card safety.
At this time, can be by opening in inverter module three switching tubes of bridge arm or three switching tubes of lower bridge arm on three-phase
Mode, the mode of the three-phase windings of motor actively short-circuit (Active Short Circuit, ASC) is ensured safety, such as
Shown in Fig. 3.Each of which switching tube connects a switching tube driver, the electricity of each switching tube driver connection driving power
Source output par, c (Fig. 3 merely illustrates the connection relation of a switching tube and power supply, remaining five similar).To ensure to pacify
Entirely, the driving power of three switching tubes of the upper bridge arm of inverter module three-phase or three switching tubes of lower bridge arm under any circumstance
At least one group normal, i.e., the upper bridge arm switching tube of same phase cannot occurs, the driving power of lower bridge arm switching tube fails at the same time
Situation.
In the scheme shown in Fig. 1, the failure of any road power supply can cause two switching tubes of upper and lower bridge arm of same phase
Driving power fails at the same time.Due to independent mutually per driving power all the way in Fig. 2, but independence is required for per driving power all the way
PWM (Pulse Width Modulation, pulse width modulation) and copped wave unit, cost it is higher.
Utility model content
The technical problems to be solved in the utility model is, for above-mentioned active it is short-circuit when there are security risk and cost compared with
The problem of high, there is provided a kind of inverter module driving power and motor driver.
The technical solution that the utility model solves above-mentioned technical problem is to provide a kind of inverter module driving power, including
Multiple upper bridge arm lead-out terminals and multiple lower bridge arm lead-out terminals, the driving power further include the first power branch and the second electricity
Source branch, wherein：First power branch include the first impulse generating unit and first isolation transmission branch, described first every
Input terminal from transmission branch is connected to the output terminal of the first impulse generating unit and by the output of the first impulse generating unit electricity
Flat isolation is output to the multiple upper bridge arm lead-out terminal；The second source branch includes the second impulse generating unit and second
Isolate transmission branch, the input terminal of the second isolation transmission branch is connected to the output terminal of the second impulse generating unit and by institute
The output level isolation for stating the second impulse generating unit is output to the multiple lower bridge arm lead-out terminal.
In inverter module driving power described in the utility model, the upper bridge arm lead-out terminal includes bridge arm in U phases
Bridge arm lead-out terminal on lead-out terminal, V phases, bridge arm lead-out terminal in W phases；The lower bridge arm lead-out terminal includes U phase lower bridge arms
Lead-out terminal, V phase lower bridge arms lead-out terminal, W phase lower bridge arm lead-out terminals.
In inverter module driving power described in the utility model, the first isolation transmission branch and the second isolation pass
Defeated branch includes a first copped wave unit, first transformer and three the first rectification units, and described first becomes
Depressor includes a primary side winding and three vice-side windings；In the first isolation transmission branch, the first copped wave unit
Input terminal is connected to the output terminal of first impulse generating unit, and the primary side winding of first transformer is connected to described
The output terminal of one copped wave unit, the input terminal of three first rectification units connect three pairs of first transformer respectively
Side winding；In the second isolation transmission branch, the input terminal of the first copped wave unit is connected to second pulse generation
The output terminal of unit, the primary side winding of first transformer are connected to the output terminal of the first copped wave unit, three described
The input terminal of first rectification unit connects three vice-side windings of first transformer respectively.
In inverter module driving power described in the utility model, the first isolation transmission branch and the second isolation pass
Defeated branch includes three the second copped wave units, three the second transformers and three the second rectification units；First isolation
In transmission branch, the input terminal of three second copped wave units is connected respectively to the output of first impulse generating unit
End, the output terminal of three second copped wave units are connected respectively to the primary side winding of second transformer, and described
The input terminal of three the second rectification units connects a vice-side winding of second transformer respectively；The second isolation transmission
In branch, the input terminal of three second copped wave units is connected respectively to the output terminal of second impulse generating unit, institute
The output terminal for stating three the second copped wave units is connected respectively to the primary side winding of second transformer, and described three
The input terminal of two rectification units connects a vice-side winding of second transformer respectively.
In inverter module driving power described in the utility model, the first isolation transmission branch and the second isolation pass
Defeated branch includes a 3rd copped wave unit, three the 3rd transformers and three the 3rd rectifiers；First isolation passes
In defeated branch, the input terminal of the 3rd copped wave unit is connected to the output terminal of first impulse generating unit, three the 3rd
The primary side winding of transformer is connected respectively to the input of the output terminal, three the 3rd rectification units of the 3rd copped wave unit
End connects the vice-side winding of three the 3rd transformers respectively；In the second isolation transmission branch, the 3rd copped wave list
The input terminal of member is connected to the output terminal of second impulse generating unit, the primary side winding difference of three the 3rd transformers
It is connected to the output terminal of the 3rd copped wave unit, the input terminal of three the 3rd rectification units connects described three respectively
The vice-side winding of three transformers.
The utility model also provides a kind of motor driver, including sequentially connected driving power, driver and inversion mould
Block, the driving power includes multiple upper bridge arm lead-out terminals and multiple lower bridge arm lead-out terminals, the driving power further include
First power branch and second source branch, wherein：First power branch include the first impulse generating unit and first every
From transmission branch, the input terminal of the first isolation transmission branch is connected to the output terminal of the first impulse generating unit and by first
The output level isolation of impulse generating unit is output to the multiple upper bridge arm lead-out terminal；The second source branch includes the
Two impulse generating units and the second isolation transmission branch, the input terminal of the second isolation transmission branch are connected to the second pulse hair
The output level isolation of second impulse generating unit is simultaneously output to the multiple lower bridge arm output by the output terminal of raw unit
Terminal.
In motor driver described in the utility model, the upper bridge arm lead-out terminal includes bridge arm output terminal in U phases
Son, bridge arm lead-out terminal in V phases, bridge arm lead-out terminal in W phases；The lower bridge arm lead-out terminal includes U phase lower bridge arm output terminals
Son, V phase lower bridge arms lead-out terminal, W phase lower bridge arm lead-out terminals.
In motor driver described in the utility model, the first isolation transmission branch and the second isolation transmission branch
Include a first copped wave unit, first transformer and three the first rectification units, and the first transformer bag
Include a primary side winding and three vice-side windings；In the first isolation transmission branch, the input terminal of the first copped wave unit
The output terminal of first impulse generating unit is connected to, the primary side winding of first transformer is connected to first copped wave
The output terminal of unit, the input terminal of three first rectification units connect respectively three secondary of first transformer around
Group；In the second isolation transmission branch, the input terminal of the first copped wave unit is connected to second impulse generating unit
Output terminal, the primary side winding of first transformer is connected to the output terminal of the first copped wave unit, three first described
The input terminal of rectification unit connects three vice-side windings of first transformer respectively.
In motor driver described in the utility model, the first isolation transmission branch and the second isolation transmission branch
Include three the second copped wave units, three the second transformers and three the second rectification units；The first isolation transmission branch
Lu Zhong, the input terminal of three second copped wave units is connected respectively to the output terminal of first impulse generating unit, described
The output terminal of three the second copped wave units is connected respectively to the primary side winding of second transformer, and described three second
The input terminal of rectification unit connects a vice-side winding of second transformer respectively；In the second isolation transmission branch,
The input terminal of three second copped wave units is connected respectively to the output terminal of second impulse generating unit, described three
The output terminal of two copped wave units is connected respectively to the primary side winding of second transformer, and three second rectification lists
The input terminal of member connects a vice-side winding of second transformer respectively.
In motor driver described in the utility model, the first isolation transmission branch and the second isolation transmission branch
Include a 3rd copped wave unit, three the 3rd transformers and three the 3rd rectifiers；The first isolation transmission branch
In, the input terminal of the 3rd copped wave unit is connected to the output terminal of first impulse generating unit, three the 3rd changes
The primary side winding of depressor is connected respectively to the output terminal of the 3rd copped wave unit, the input terminal of three the 3rd rectification units
The vice-side winding of three the 3rd transformers is connected respectively；In the second isolation transmission branch, the 3rd copped wave unit
Input terminal be connected to the output terminal of second impulse generating unit, the primary side winding of three the 3rd transformers connects respectively
It is connected to the output terminal of the 3rd copped wave unit, the input terminal of three the 3rd rectification units connects described three the 3rd respectively
The vice-side winding of transformer.
The inverter module driving power and motor driver of the utility model have the advantages that：Pass through the first power supply
Branch provides driving power, and the institute by second source branch for inverter module for all upper bridge arm switching tubes of inverter module
There is lower bridge arm switching tube to provide driving power, so as to ensure that upper the bridge arm switching tube and lower bridge arm switching tube of inverter module will not be same
When fail, ensure that the active short circuit operation of inverter module is safe and reliable.
Brief description of the drawings
Fig. 1 is the schematic diagram of existing inverter module driving power；
Fig. 2 is the schematic diagram of another existing inverter module driving power；
Fig. 3 is the schematic diagram of inverter module active short circuit；
Fig. 4 is the schematic diagram of the utility model inverter module driving power first embodiment；
Fig. 5 is the schematic diagram of the utility model inverter module driving power second embodiment；
Fig. 6 is the schematic diagram of the utility model inverter module driving power 3rd embodiment；
Embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, is further elaborated the utility model.It should be appreciated that specific embodiment described herein is only explaining
The utility model, is not used to limit the utility model.
The utility model provides a kind of inverter module driving power, can be applied to motor driver (such as electric automobile etc.
Motor driver), to realize safe and reliable active short circuit.Inverter module driving power in the present embodiment includes multiple
Upper bridge arm lead-out terminal, multiple lower bridge arm lead-out terminals, the first power branch and second source branch, wherein the first power branch
Including the first impulse generating unit and the first isolation transmission branch, which is used for the first pulse generation list
The output level isolation of member is output to multiple upper bridge arm lead-out terminals, to form multiple output voltages；Second source branch includes
Second impulse generating unit and the second isolation transmission branch, the second isolation transmission branch is by the output of the second impulse generating unit
Level isolation is output to multiple lower bridge arm lead-out terminals, to form multiple output voltages.
Above-mentioned inverter module driving power is provided by the first power branch for all upper bridge arm switching tubes of inverter module
Driving power, and driving voltage is provided for all lower bridge arm switching tubes of inverter module by second source branch, so as to ensure
Upper the bridge arm switching tube and lower bridge arm switching tube of inverter module will not simultaneously disable, and only need two impulse generating units to ensure
The active short circuit operation of inverter module is safe and reliable, saves cost.
Above-mentioned inverter module driving power can be applied to three phase electric machine driver, at this time the upper bridge of inverter module drive circuit
Arm lead-out terminal includes bridge arm lead-out terminal in U phases, bridge arm lead-out terminal in V phases, bridge arm lead-out terminal in W phases；Lower bridge arm is defeated
Outlet attached bag includes U phase lower bridge arms lead-out terminal, V phase lower bridge arms lead-out terminal, W phase lower bridge arm lead-out terminals；Correspondingly, first
Isolation transmission branch, which isolates the output level of the first impulse generating unit, is output to bridge arm lead-out terminal in U phases, bridge arm in V phases
Bridge arm lead-out terminal on lead-out terminal, W phases so that three upper bridge arm lead-out terminals effectively or fail at the same time；Second isolation transmission
The output level isolation of second impulse generating unit is output to U phase lower bridge arms lead-out terminal, V phase lower bridge arm output terminals by branch
Son, W phase lower bridge arm lead-out terminals so that three lower bridge arm lead-out terminals effectively or fail at the same time.
As shown in figure 4, in specific implementation, the first isolation transmission branch of the first above-mentioned power branch 41 includes one
First copped wave unit (can be made of switching tube), first transformer and three the first rectification units, and the first transformer
Including a primary side winding and three vice-side windings.In the first isolation transmission branch 41, the input terminal of the first copped wave unit
The output terminal of the first impulse generating unit is connected to, and it is defeated that the output level of the first impulse generating unit is chopped into impulse form
Enter the primary side winding to the first transformer, realize and isolated input pulse by the transformation of direct current to alternating current, the first transformer
Three the first vice-side windings are output to, and input pulse is rotated back into direct current by three the first rectification units.Due to three
The input terminal of one rectification unit is connected to the vice-side winding of the first transformer, therefore its input end signal is identical, corresponding output
Level is also identical, so as to ensure that bridge arm lead-out terminal in U phases, bridge arm lead-out terminal in V phases, bridge arm lead-out terminal in W phases
Output level is identical.
Second isolation transmission branch of above-mentioned second source branch 42 equally include a first copped wave unit, one the
One transformer and three the first rectification units, and the first transformer includes a primary side winding and three vice-side windings.At this
In second isolation transmission branch 42, the input terminal of the first copped wave unit is connected to the output terminal of the second impulse generating unit, and will
The output level of second impulse generating unit is chopped into the primary side winding that impulse form is input to the first transformer, realizes by direct current
Electricity arrives the transformation of alternating current, and input pulse isolation is output to three the first vice-side windings by the first transformer, and by three first
Input pulse is rotated back into direct current by rectification unit.Since the input terminal of three the first rectification units is connected to the first transformer
Vice-side winding, therefore its input end signal is identical, corresponding output level is also identical, so as to ensure that U phase lower bridge arm output terminals
Son, V phase lower bridge arms lead-out terminal, the output level of W phase lower bridge arm lead-out terminals are identical.
In the embodiment, due to bridge arm lead-out terminal in bridge arm lead-out terminal in bridge arm lead-out terminal in U phases, V phases, W phases
Share the primary side winding of the first impulse generating unit, copped wave unit and the first transformer；Bridge under U phase lower bridge arms lead-out terminal, V phases
Arm lead-out terminal, W phase lower bridge arm lead-out terminals share the primary side of the second impulse generating unit, copped wave unit and the first transformer around
Group, can greatly save cost.
As shown in figure 5, the first isolation transmission branch of the first power branch 51 and the second isolation of second source branch 52
Transmission branch can include three the second copped wave units, three the second transformers and three the second rectification units.First every
From in transmission branch, the input terminals of three the second copped wave units is connected respectively to the output terminal of the first impulse generating unit, three
The output terminal of second copped wave unit is connected respectively to the primary side winding of second transformer, and three the second rectification units is defeated
Enter the vice-side winding that end connects the second transformer respectively, the output terminal of three the second rectification units is connected respectively on three
Bridge arm lead-out terminal；In the second isolation transmission branch, the input terminal of three the second copped wave units is connected respectively to the second pulse
The output terminal of generating unit, the output terminal of three the second copped wave units are connected respectively to the primary side winding of second transformer,
And the input terminal of three the second rectification units connects a vice-side winding of the second transformer respectively, three the second rectification units
Output terminal is connected respectively to three lower bridge arm lead-out terminals.
Similarly, since three upper bridge arm lead-out terminals share the output pulse signal of the first impulse generator,
It can ensure bridge arm lead-out terminal in U phases, bridge arm lead-out terminal in V phases, the output level of bridge arm lead-out terminal is identical in W phases；Three
A lower bridge arm switching tube shares the output pulse signal of the second impulse generator, thus can also ensure U phase lower bridge arms lead-out terminal,
V phase lower bridge arms lead-out terminal, the output level of W phase lower bridge arm lead-out terminals are identical.The single point failure of arbitrary portion circuit module
The failure of bridge or lower bridge driving power can be only caused, it is same without same phase upper and lower bridge arm switching tube driving power
When fail.
As shown in fig. 6, the first isolation transmission branch of the first power branch 61 and the second isolation of second source branch 62
Transmission branch can include a 3rd copped wave unit, three the 3rd transformers and three the 3rd rectifiers.In the first isolation
In transmission branch, the input terminal of the 3rd copped wave unit is connected to the output terminal of the first impulse generating unit, three the 3rd transformers
Primary side winding be connected respectively to the output terminal of the 3rd copped wave unit, the input terminal of three the 3rd rectification units connects three respectively
The vice-side winding of 3rd transformer, the output terminal of three the 3rd rectification units are connected respectively to three upper bridge arm lead-out terminals；
In second isolation transmission branch, the input terminal of the 3rd copped wave unit is connected to the output terminal of the second impulse generating unit, three the
The primary side winding of three transformers is connected respectively to the output terminal of the 3rd copped wave unit, the input terminal of three the 3rd rectification units is distinguished
The vice-side winding of three the 3rd transformers is connected, the output terminal of three the 3rd rectification units is connected respectively to three lower bridge arm outputs
Terminal.
Similarly, since three upper bridge arm lead-out terminals share the output pulse signal of the first impulse generator,
It can ensure bridge arm lead-out terminal in U phases, bridge arm lead-out terminal in V phases, the output level of bridge arm lead-out terminal is identical in W phases；Three
A lower bridge arm switching tube shares the output pulse signal of the second impulse generator, thus can also ensure U phase lower bridge arms lead-out terminal,
V phase lower bridge arms lead-out terminal, the output level of W phase lower bridge arm lead-out terminals are identical.The single point failure of arbitrary portion circuit module
The failure of bridge or lower bridge driving power can be only caused, it is same without same phase upper and lower bridge arm switching tube driving power
When fail.
The utility model also provides a kind of motor driver, which includes driver, inverter module and above-mentioned
Driving power.Above-mentioned driver is given birth to according to the output level of the upper bridge arm lead-out terminal of driving power and corresponding control instruction
The control pulse of each upper bridge arm switching tube into inverter module, and the output of the lower bridge arm lead-out terminal according to driving power
The control pulse of each lower bridge arm switching tube in level and corresponding control instruction generation inverter module.So as to easily root
According to needing to realize motor active fault control.
The above, is only the preferable embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, any one skilled in the art can readily occur in the technical scope that the utility model discloses
Change or replacement, should be covered within the scope of the utility model.Therefore, the scope of protection of the utility model should
It is subject to scope of the claims.
Claims (10)
1. a kind of inverter module driving power, including multiple upper bridge arm lead-out terminals and multiple lower bridge arm lead-out terminals, its feature
It is：The driving power further includes the first power branch and second source branch, wherein：First power branch includes the
One impulse generating unit and the first isolation transmission branch, the input terminal of the first isolation transmission branch are connected to the first pulse hair
The output level isolation of first impulse generating unit is simultaneously output to the multiple upper bridge arm lead-out terminal by the output terminal of raw unit；
The second source branch includes the second impulse generating unit and the second isolation transmission branch, the second isolation transmission branch
Input terminal is connected to the output terminal of the second impulse generating unit and isolates the output level of second impulse generating unit defeated
Go out to the multiple lower bridge arm lead-out terminal.
2. inverter module driving power according to claim 1, it is characterised in that：The upper bridge arm lead-out terminal includes U
Bridge arm lead-out terminal in phase, bridge arm lead-out terminal in V phases, bridge arm lead-out terminal in W phases；The lower bridge arm lead-out terminal includes U
Phase lower bridge arm lead-out terminal, V phase lower bridge arms lead-out terminal, W phase lower bridge arm lead-out terminals.
3. inverter module driving power according to claim 2, it is characterised in that：The first isolation transmission branch and the
Two isolation transmission branches include a first copped wave unit, first transformer and three the first rectification units, and institute
Stating the first transformer includes a primary side winding and three vice-side windings；In the first isolation transmission branch, described first cuts
The input terminal of ripple unit is connected to the output terminal of first impulse generating unit, the primary side winding connection of first transformer
Output terminal, the input terminal of three first rectification units to the first copped wave unit connect first transformer respectively
Three vice-side windings；In the second isolation transmission branch, the input terminal of the first copped wave unit is connected to described second
The output terminal of impulse generating unit, the primary side winding of first transformer be connected to the output terminal of the first copped wave unit,
The input terminal of three first rectification units connects three vice-side windings of first transformer respectively.
4. inverter module driving power according to claim 2, it is characterised in that：The first isolation transmission branch and the
Two isolation transmission branches include three the second copped wave units, three the second transformers and three the second rectification units；It is described
In first isolation transmission branch, the input terminal of three second copped wave units is connected respectively to first impulse generating unit
Output terminal, the output terminal of three second copped wave units is connected respectively to the primary side winding of second transformer,
And the input terminal of three second rectification units connects a vice-side winding of second transformer respectively；Described second every
From in transmission branch, the input terminal of three second copped wave units is connected respectively to the output of second impulse generating unit
End, the output terminal of three second copped wave units are connected respectively to the primary side winding of second transformer, and described
The input terminal of three the second rectification units connects a vice-side winding of second transformer respectively.
5. inverter module driving power according to claim 2, it is characterised in that：The first isolation transmission branch and the
Two isolation transmission branches include a 3rd copped wave unit, three the 3rd transformers and three the 3rd rectifiers；Described
In one isolation transmission branch, the input terminal of the 3rd copped wave unit is connected to the output terminal of first impulse generating unit,
The primary side winding of three the 3rd transformers is connected respectively to the output terminal of the 3rd copped wave unit, three the 3rd rectification lists
The input terminal of member connects the vice-side winding of three the 3rd transformers respectively；In the second isolation transmission branch, described the
The input terminal of three copped wave units is connected to the output terminal of second impulse generating unit, the primary side of three the 3rd transformers
Winding is connected respectively to the output terminal of the 3rd copped wave unit, the input terminal of three the 3rd rectification units connects institute respectively
State the vice-side winding of three the 3rd transformers.
6. a kind of motor driver, including sequentially connected driving power, driver and inverter module, the driving power include
Multiple upper bridge arm lead-out terminals and multiple lower bridge arm lead-out terminals, it is characterised in that：The driving power further includes the first power supply
Branch and second source branch, wherein：First power branch includes the first impulse generating unit and the first isolation transmission branch
Road, the input terminal of the first isolation transmission branch are connected to the output terminal of the first impulse generating unit and by the first pulse generation
The output level isolation of unit is output to the multiple upper bridge arm lead-out terminal；The second source branch is sent out including the second pulse
Raw unit and the second isolation transmission branch, the input terminal of the second isolation transmission branch are connected to the second impulse generating unit
The output level isolation of second impulse generating unit is simultaneously output to the multiple lower bridge arm lead-out terminal by output terminal.
7. motor driver according to claim 6, it is characterised in that：The upper bridge arm lead-out terminal includes bridge in U phases
Bridge arm lead-out terminal on arm lead-out terminal, V phases, bridge arm lead-out terminal in W phases；The lower bridge arm lead-out terminal includes bridge under U phases
Arm lead-out terminal, V phase lower bridge arms lead-out terminal, W phase lower bridge arm lead-out terminals.
8. motor driver according to claim 7, it is characterised in that：The first isolation transmission branch and the second isolation
Transmission branch includes a first copped wave unit, first transformer and three the first rectification units, and described first
Transformer includes a primary side winding and three vice-side windings；In the first isolation transmission branch, the first copped wave unit
Input terminal be connected to the output terminal of first impulse generating unit, the primary side winding of first transformer is connected to described
The output terminal of first copped wave unit, the input terminal of three first rectification units connect three of first transformer respectively
Vice-side winding；In the second isolation transmission branch, the input terminal of the first copped wave unit is connected to the second pulse hair
The output terminal of raw unit, the primary side winding of first transformer are connected to the output terminal of the first copped wave unit, described three
The input terminal of a first rectification unit connects three vice-side windings of first transformer respectively.
9. motor driver according to claim 7, it is characterised in that：The first isolation transmission branch and the second isolation
Transmission branch includes three the second copped wave units, three the second transformers and three the second rectification units；Described first every
From in transmission branch, the input terminal of three second copped wave units is connected respectively to the output of first impulse generating unit
End, the output terminal of three second copped wave units are connected respectively to the primary side winding of second transformer, and described
The input terminal of three the second rectification units connects a vice-side winding of second transformer respectively；The second isolation transmission
In branch, the input terminal of three second copped wave units is connected respectively to the output terminal of second impulse generating unit, institute
The output terminal for stating three the second copped wave units is connected respectively to the primary side winding of second transformer, and described three
The input terminal of two rectification units connects a vice-side winding of second transformer respectively.
10. motor driver according to claim 7, it is characterised in that：It is described first isolation transmission branch and second every
Include a 3rd copped wave unit, three the 3rd transformers and three the 3rd rectifiers from transmission branch；Described first every
From in transmission branch, the input terminal of the 3rd copped wave unit is connected to the output terminal of first impulse generating unit, described
The primary side winding of three the 3rd transformers is connected respectively to the output terminal of the 3rd copped wave unit, three the 3rd rectification lists
The input terminal of member connects the vice-side winding of three the 3rd transformers respectively；In the second isolation transmission branch, described the
The input terminal of three copped wave units is connected to the output terminal of second impulse generating unit, the primary side of three the 3rd transformers
Winding is connected respectively to the output terminal of the 3rd copped wave unit, the input terminal of three the 3rd rectification units connects institute respectively
State the vice-side winding of three the 3rd transformers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720543555.XU CN207251512U (en) | 2017-05-17 | 2017-05-17 | Inverter module driving power and motor driver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720543555.XU CN207251512U (en) | 2017-05-17 | 2017-05-17 | Inverter module driving power and motor driver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207251512U true CN207251512U (en) | 2018-04-17 |
Family
ID=61875421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720543555.XU Active CN207251512U (en) | 2017-05-17 | 2017-05-17 | Inverter module driving power and motor driver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207251512U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109450339A (en) * | 2018-11-22 | 2019-03-08 | 阳光电源股份有限公司 | A kind of electric machine controller |
| CN114128119A (en) * | 2021-03-11 | 2022-03-01 | 华为数字能源技术有限公司 | Power supply topology, motor drive controller and vehicle |
| CN114312343A (en) * | 2021-01-14 | 2022-04-12 | 华为数字能源技术有限公司 | Motor control system and automobile |
-
2017
- 2017-05-17 CN CN201720543555.XU patent/CN207251512U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109450339A (en) * | 2018-11-22 | 2019-03-08 | 阳光电源股份有限公司 | A kind of electric machine controller |
| CN109450339B (en) * | 2018-11-22 | 2020-07-07 | 阳光电源股份有限公司 | Motor controller |
| CN114312343A (en) * | 2021-01-14 | 2022-04-12 | 华为数字能源技术有限公司 | Motor control system and automobile |
| US11813942B2 (en) | 2021-01-14 | 2023-11-14 | Huawei Digital Power Technologies Co., Ltd. | Motor control system and vehicle |
| CN114128119A (en) * | 2021-03-11 | 2022-03-01 | 华为数字能源技术有限公司 | Power supply topology, motor drive controller and vehicle |
| CN114128119B (en) * | 2021-03-11 | 2023-08-22 | 华为数字能源技术有限公司 | Power supply topology, motor drive controller and vehicle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106471724B (en) | The current transformer of circuit topology with redundancy | |
| EP2779416B1 (en) | System for fault protection of a motor | |
| US20180083550A1 (en) | Modular multi-level converter | |
| US9467086B2 (en) | Vehicle-mounted motor driving control board | |
| US20150214834A1 (en) | Converter for hvdc transmission and reactive power compensation | |
| CN108566071A (en) | Modular power system | |
| US20130121041A1 (en) | Power converter based on h-bridges | |
| CN102859861A (en) | Configurable hybrid converter circuit | |
| US10787088B2 (en) | Vehicle electrical system with inverter, energy store, electrical machine and DC transmission terminal | |
| EP2953256B1 (en) | Power converters | |
| CN207251512U (en) | Inverter module driving power and motor driver | |
| US20140104906A1 (en) | Energy storage device, and system having an energy storage device | |
| US9276457B2 (en) | Electric drivetrain of a device, and gas compression equipment including such a drivetrain | |
| CN106797173A (en) | The current transformer and the method for optionally triggering safeties in the case of switch failure of the switch melting safeties combination with redundancy | |
| CN203368361U (en) | Photovoltaic inverter with multipath direct current input | |
| CN207853783U (en) | Electric machine controller power switching modules driving power | |
| CN105281355A (en) | Multi-level power converter | |
| CN103580584A (en) | Redundancy medium voltage alternating current-direct current-alternating current frequency conversion device of duplex winding synchronous motor of mine hoist | |
| US20200083717A1 (en) | System for distributing mixed dc and ac electrical power for supplying variable frequency loads and fixed frequency loads | |
| US9843075B2 (en) | Internal energy supply of energy storage modules for an energy storage device, and energy storage device with such an internal energy supply | |
| CN106208342B (en) | A kind of power supply unit of tracking system, inverter and method of supplying power to | |
| US11165253B2 (en) | Power control system and control device | |
| EP3627645A1 (en) | Converter | |
| US20150249400A1 (en) | Converter | |
| CN206490617U (en) | Motorized motions fault tolerance facility, power inverter, polyphase machine and electrical equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 215000 52 tianedang Road, Yuexi, Wuzhong District, Suzhou City, Jiangsu Province Patentee after: Suzhou Huichuan United Power System Co.,Ltd. Address before: 215000 52 tianedang Road, Yuexi, Wuzhong District, Suzhou City, Jiangsu Province Patentee before: SUZHOU HUICHUAN UNITED POWER SYSTEM Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |