CN209344873U - A kind of non-contact electric power Transmission system - Google Patents
A kind of non-contact electric power Transmission system Download PDFInfo
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- CN209344873U CN209344873U CN201822108624.1U CN201822108624U CN209344873U CN 209344873 U CN209344873 U CN 209344873U CN 201822108624 U CN201822108624 U CN 201822108624U CN 209344873 U CN209344873 U CN 209344873U
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Abstract
The utility model embodiment provides a kind of non-contact electric power Transmission system, and the non-contact electric power Transmission system includes the first power subsystem and the second power subsystem；The input terminal of first power subsystem is electrically connected to a power source, and the output end of first power subsystem is electrically connected with load；The input terminal of second power subsystem and the power electric connection, the output end of second power subsystem are electrically connected with the load.The utility model embodiment provides a kind of non-contact electric power Transmission system, solves the problems, such as that load supplying interrupts to realize.
Description
Technical field
The utility model embodiment is related to wireless power tranmission techniques more particularly to a kind of non-contact electric power transmission system
System.
Background technique
Wireless power tranmission techniques indicate the technology that electric power is transmitted without using electric wire.Using wireless power tranmission techniques
Non-contact electric power Transmission system generally comprises electric power sending device (primary side) and power receiving system (secondary side), electric power
Sending device and power receiving system electromagnetic coupling, and electric power is transported to power receiving system from electric power sending device, by electricity
Power reception device drives loaded work piece.
In the prior art, illustratively, use the non-contact electric power Transmission system of 10KW for the load supplying of 10KW, it should
Non-contact electric power Transmission system includes an electric power sending device and a power receiving system, electric power sending device or electricity
When power reception device breaks down, entire non-contact electric power Transmission system just can not be load supplying.It needs using spare
Non-contact electric power Transmission system is load supplying.And spare non-contact electric power Transmission system is one before load supplying
In fixing time, unregulated power is supplied to load, causes load that can not work, causes economic loss.
Utility model content
The utility model embodiment provides a kind of non-contact electric power Transmission system, solves what load supplying interrupted to realize
Problem.
The utility model embodiment provides a kind of non-contact electric power Transmission system, the non-contact electric power Transmission system
Including the first power subsystem and the second power subsystem；
The input terminal of first power subsystem is electrically connected to a power source, the output end of first power subsystem and negative
Carry electrical connection；
The input terminal of second power subsystem and the power electric connection, the output end of second power subsystem
It is electrically connected with the load.
Optionally,
First power subsystem includes:
First converter, the first electric power sending device and the first power receiving system, the input terminal of first converter
For the input terminal of first power subsystem, first converter is used to the frequency of the power supply being changed to described first
The working frequency of electric power sending device；The first of first output end of first converter and the first electric power sending device
End electrical connection, the second output terminal of first converter are electrically connected with the second end of the first electric power sending device；It is described
First power receiving system receives the energy that the first electric power sending device is sent by magnetic field resonance, and first electric power connects
The output end of receiving apparatus is the output end of first power subsystem；
Second power subsystem includes:
Second converter, the second electric power sending device and the second power receiving system, the input terminal of second converter
For the input terminal of second power subsystem, second converter is used to the frequency of the power supply being changed to described second
The working frequency of electric power sending device；The first of first output end of second converter and the second electric power sending device
End electrical connection, the second output terminal of second converter are electrically connected with the second end of the second electric power sending device；It is described
Second power receiving system receives the energy that the second electric power sending device is sent by magnetic field resonance, and second electric power connects
The output end of receiving apparatus is the output end of second power subsystem.
Optionally,
First power subsystem further includes first capacitor, the first pole plate of the first capacitor and first conversion
First output end of device is electrically connected, and the second pole plate of the first capacitor and the first end of the first electric power sending device are electrically connected
It connects；
Second power subsystem further includes the second capacitor, the first pole plate of second capacitor and second conversion
First output end of device is electrically connected, and the second pole plate of second capacitor and the first end of the second electric power sending device are electrically connected
It connects.
Optionally,
First power subsystem further includes first switch and the second switch, the first output end of first converter
It is electrically connected with the first end of the first switch, the second end of the first switch and the first pole plate of the first capacitor are electrically connected
It connecing, the second output terminal of first converter is electrically connected with the first end of the second switch, and the second of the second switch
End is electrically connected with the second end of the first electric power sending device；
Second power subsystem further includes third switch and the 4th switch, the first output end of second converter
It is electrically connected with the first end of third switch, the second end of the third switch and the first pole plate of second capacitor are electrically connected
It connecing, the second output terminal of second converter is electrically connected with the first end of the 4th switch, and the second of the 4th switch
End is electrically connected with the second end of the second electric power sending device.
Optionally, the non-contact electric power Transmission system further includes the 5th switch, the 6th switch, the 7th switch and the 8th
Switch；
The second output terminal of first output end of first power receiving system and first power receiving system
For the output end of first power subsystem, the first output end of first power receiving system and the 5th switch
The second end of first end electrical connection, the 5th switch is electrically connected with the first end of the load, the first power receiver dress
The second output terminal set be electrically connected with the first end of the 6th switch, and the of second end and the load of the 6th switch
The electrical connection of two ends；
The second output terminal of first output end of second power receiving system and second power receiving system
For the output end of second power subsystem, the first output end of second power receiving system and the 7th switch
The second end of first end electrical connection, the 7th switch is electrically connected with the first end of the load, the second power receiver dress
The second output terminal set be electrically connected with the first end of the 8th switch, and the of second end and the load of the 8th switch
The electrical connection of two ends.
Optionally, the non-contact electric power Transmission system further includes the power storage device for storing electric energy, described
The first end of power storage device is electrically connected with the first end of the load, and the second end of the power storage device is born with described
The second end of load is electrically connected.
The utility model embodiment provides a kind of non-contact electric power Transmission system, and non-contact electric power system includes first
Power subsystem and the second power subsystem, the first power subsystem is in parallel with the second power subsystem, supplies jointly from for load
Electricity.Such setting has the following advantages: on the one hand, when a subsystem (such as first power subsystem) breaks down, and
Other non-contact electric power subsystems (such as second power subsystem) of column operation can continue as load supplying, to improve
The reliability of power supply.On the other hand, the first power subsystem and when the second power subsystem paired running, can suitably reduce first
The power of power subsystem and the second power subsystem, to extend the use of the first power subsystem and the second power subsystem
Service life, therefore the service life of non-contact electric power Transmission system can be extended.Illustratively, in the prior art, using one
The system of 10KW is the load supplying of 10KW, and the utility model embodiment is then in such a way that the subsystem of two 5KW is in parallel
For the load supplying of 10KW.It is the negative of 10KW there are also the subsystem of another 5KW when the subsystem of a 5KW breaks down
Power supply is carried, although electricity shortage, for power failure, ensure that working on for load.It is practical new according to this
Non-contact electric power system (also referred to as CPS) paired running of the scheme of type, 50% electricity of the load of converter supply
Amount, two converters provide electric power jointly for load.It is load supply using another converter when a converter failure
50% electric power, so as to continuously be driven to 50% load capacity.Also, also it can replace and occur in the process of running
The converter of failure, therefore non-contact electric power system can be restored as early as possible in the case where not having to power-off.At this point, converter is logical
The state transmitted and be only supplied 50% power supply is crossed with motor control assembly communication, 50% electric motors function (example thus can be used only
As the speed of motor accordingly slows down).
Detailed description of the invention
Fig. 1 is a kind of electrical block diagram of non-contact electric power Transmission system provided by the embodiment of the utility model；
Fig. 2 is the first power subsystem and second in non-contact electric power Transmission system provided by the embodiment of the utility model
The schematic diagram that power subsystem is powered jointly；
Fig. 3 is that first power subsystem individually supplies in non-contact electric power Transmission system provided by the embodiment of the utility model
The schematic diagram of electricity；
Fig. 4 is that second power subsystem individually supplies in non-contact electric power Transmission system provided by the embodiment of the utility model
The schematic diagram of electricity.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples.It is understood that herein
Described specific embodiment is used only for explaining the utility model, rather than the restriction to the utility model.It further needs exist for
It is bright, part relevant to the utility model is illustrated only for ease of description, in attached drawing rather than entire infrastructure.
Fig. 1 is a kind of electrical block diagram of non-contact electric power Transmission system provided by the embodiment of the utility model,
With reference to Fig. 1, non-contact electric power Transmission system includes the first power subsystem 101 and the second power subsystem 102.First electric power
The input terminal of subsystem 101 is electrically connected with power supply 10, and the output end of the first power subsystem 101 is electrically connected with load 80.Second
The input terminal of power subsystem 102 is electrically connected with power supply 10, and the output end of the second power subsystem 102 is electrically connected with load 80.
Wherein, power supply 10 can be household or the alternating current of commercialization, and illustratively, power supply 10 can export 208V, the exchange of 50HZ
Electricity.Load 80 can be motor driver.
The utility model embodiment provides a kind of non-contact electric power Transmission system, and non-contact electric power system includes first
Power subsystem and the second power subsystem, the first power subsystem is in parallel with the second power subsystem, supplies jointly from for load
Electricity.Such setting has the following advantages: on the one hand, when a subsystem (such as first power subsystem) breaks down, and
Other non-contact electric power subsystems (such as second power subsystem) of column operation can continue as load supplying, to improve
The reliability of power supply.On the other hand, the first power subsystem and when the second power subsystem paired running, can suitably reduce first
The power of power subsystem and the second power subsystem, to extend the use of the first power subsystem and the second power subsystem
Service life, therefore the service life of non-contact electric power Transmission system can be extended.Illustratively, in the prior art, using one
The system of 10KW is the load supplying of 10KW, and the utility model embodiment is then in such a way that the subsystem of two 5KW is in parallel
For the load supplying of 10KW.It is the negative of 10KW there are also the subsystem of another 5KW when the subsystem of a 5KW breaks down
Power supply is carried, although electricity shortage, for power failure, ensure that working on for load.
Optionally, with reference to Fig. 1, the first power subsystem 101 includes the first converter 21,51 and of the first electric power sending device
First power receiving system 61, the input terminal of the first converter 21 are the input terminal of the first power subsystem 101, the first converter
21 for the frequency of power supply 10 to be changed to the working frequency of the first electric power sending device 51.Illustratively, the frequency of power supply 10
For 50HZ, the working frequency of the first electric power sending device 51 is 20000HZ.First converter 21 can be by common 208V, 50Hz
Three-phase alternating current be converted to high frequency Constant Electric Current.The input frequency of first converter 21 is 50HZ, the output of the first converter 21
Frequency is 20000HZ.First output end 211 of the first converter 21 is electrically connected with the first end of the first electric power sending device 51,
The second output terminal 212 of first converter 21 is electrically connected with the second end of the first electric power sending device 51.First power receiver dress
It sets 61 and the energy that first electric power sending device 51 is sent is received by magnetic field resonance, the output end of the first power receiving system 61 is
The output end of first power subsystem 101.First electric power sending device 51 is commonly referred to as primary side, the first power receiving system 61
Commonly referred to as secondary side.Primary side and secondary side position are fixed in the transformer of the prior art, it is not possible to mobile.With the prior art
Unlike, the first electric power sending device 51 and the first power receiving system 61 in the utility model embodiment opposite can move
It is dynamic.First power receiving system 61 has for generating induced electromotive force by the high frequency constant current of the first electric power sending device 51.
There are gaps between the first electric power sending device 51 and the first power receiving system 61.
Second power subsystem includes the second converter 22, the second electric power sending device 52 and the second power receiving system
62, the input terminal of the second converter 22 is the input terminal of the second power subsystem, and the second converter 22 is used for the frequency of power supply 10
Rate is changed to the working frequency of the second electric power sending device 52.Second converter 22 can be having the same with the first converter 21
Structure, the second electric power sending device 52 can be with the structure having the same of the first electric power sending device 51, the second power receiver dresses
Setting 62 can be with the structure having the same of the first power receiving system 61.First output end 221 and second of the second converter 22
The first end of electric power sending device 52 is electrically connected, the second output terminal 222 of the second converter 22 and the second electric power sending device 52
Second end electrical connection.Second power receiving system 62 receives the energy that the second electric power sending device 52 is sent by magnetic field resonance
Amount, the output end of the second power receiving system 62 are the output end of the second power subsystem 102.In the utility model embodiment
Second electric power sending device 52 can be relatively moved with the second power receiving system 62.
Optionally, with reference to Fig. 1, the first power subsystem 101 further includes first capacitor 41, the first pole plate of first capacitor 41
It is electrically connected with the first output end 211 of the first converter 21, the second pole plate of first capacitor 41 and the first electric power sending device 51
First end electrical connection.Second power subsystem 102 further includes the second capacitor 42, the first pole plate of the second capacitor 42 and second turn
First output end 221 of parallel operation 22 is electrically connected, the first end of the second pole plate of the second capacitor 42 and the second electric power sending device 52
Electrical connection.
Optionally, with reference to Fig. 1, the first power subsystem 101 further includes first switch 31 and second switch 32, the first conversion
First output end 211 of device 21 is electrically connected with the first end of first switch 31, the second end and first capacitor 41 of first switch 31
The electrical connection of the first pole plate, the second output terminal 212 of the first converter 21 is electrically connected with the first end of second switch 32, and second opens
The second end of pass 32 is electrically connected with the second end of the first electric power sending device 51.In other embodiments, the first electric power subsystem
System 101 can also only include one of first switch 31 and second switch 32.Second power subsystem 102 further includes that third is opened
Pass 33 and the 4th switch 34, the first output end 221 of the second converter 22 are electrically connected with the first end of third switch 33, and third is opened
The second end of pass 33 is electrically connected with the first pole plate of the second capacitor 42, and the second output terminal 222 of the second converter 22 is opened with the 4th
34 first end electrical connection is closed, the second end of the 4th switch 34 is electrically connected with the second end of the second electric power sending device 52.First
Switch 31 and second switch 32 are used to connect or disconnect the output circuit of the first converter 21.Third switch 33 and the 4th switch
34 for connecting or disconnecting the output circuit of the second converter 22.In other embodiments, the second power subsystem 102 is gone back
It can only include one of third switch 33 and the 4th switch 34.
Optionally, with reference to Fig. 1, the first power subsystem 101 and the second power subsystem 102 further include further include secondary
Systematic regulator 90, electrical secondary system adjuster 90 are electrically connected with the first power receiving system 61 and the second power receiving system 62
It connects, for that will be stiff by the first power receiving system 61 and the received power converter of the second power receiving system 62.
Non-contact electric power Transmission system further includes the 5th switch being electrically connected with electrical secondary system adjuster 90 (also referred to as regulator)
35, the 6th switch 36, the 7th switch 37 and the 8th switch 38.First output end 611 of the first power receiving system 61 and
The second output terminal 612 of one power receiving system 61 is the output end of the first power subsystem 101, the first power receiving system 61
The first output end 611 be electrically connected with the first end of the 5th switch 35, the first end of the second end of the 5th switch 35 and load 80
Electrical connection, the second output terminal 612 of the first power receiving system 61 are electrically connected with the first end of the 6th switch 36, the 6th switch 36
Second end with load 80 second end be electrically connected.In other embodiments, non-contact electric power Transmission system can also be only
Including one of the 5th switch 35 and the 6th switch 36.First output end 621 and second of the second power receiving system 62
The second output terminal 622 of power receiving system 62 is the output end of the second power subsystem 102, the second power receiving system 62
First output end 621 is electrically connected with the first end of the 7th switch 37, the second end of the 7th switch 37 and the first end electricity of load 80
Connection, the second output terminal 622 of the second power receiving system 62 are electrically connected with the first end of the 8th switch 38, the 8th switch 38
Second end is electrically connected with the second end of load 80.
Optionally, with reference to Fig. 1, non-contact electric power Transmission system further includes the power storage device for storing electric energy
70, the equipment with storing electrical energy such as can be lead storage battery, lithium ion battery of power storage device 70.Electric power storage is set
Standby 70 can store the electric energy for compensating instant cut-off.The first end of power storage device 70 and the first end of load 80 are electrically connected
It connects, the second end of power storage device 70 is electrically connected with the second end of load 80.First power subsystem 101 and/or the second electricity
When power subsystem 102 works normally, electric energy can be provided for load 80, while charging for power storage device 70.First electric power
When subsystem 101 breaks down, power storage device 70 can be jointly 80 power supply of load with the second power subsystem 102；The
When two power subsystems 102 break down, power storage device 70 can supply jointly for load 80 with the first power subsystem 101
Electricity.It should be noted that due to the equipment that power storage device 70 is storing electrical energy, the first power subsystem 101 and the second electricity
Power subsystem 102 is directly electrically connected with power supply 10, power storage device 70 and the first power subsystem 101 and the second electric power
System 102 is different, and power storage device 70 can not solve the problems, such as that load supplying interrupts, 101 He of the first power subsystem
Second power subsystem 102 can solve the problem of load supplying interrupts jointly for load supplying.
Fig. 2 is that the electrical secondary system adjuster provided by the embodiment of the utility model with non-contact electric power Transmission system is electrically connected
The schematic diagram that the first power subsystem and the second power subsystem connect is powered jointly, with reference to Fig. 2, first switch 31, second are opened
32, third switch 33, the 4th switch 34, the 5th switch 35, the 6th switch 36, the 7th switch 37 and the 8th switch 38 closure are closed,
First power subsystem 101 and the second power subsystem 102 are jointly 80 power supply of load.
Fig. 3 is that the electrical secondary system adjuster provided by the embodiment of the utility model with non-contact electric power Transmission system is electrically connected
The schematic diagram that the first power subsystem connect is individually powered, with reference to Fig. 3, first switch 31, second switch 32, third switch 33,
4th switch 34, the 5th switch 35 and the 6th switch 36 closure, the 7th switch 37 and the 8th switch 38 disconnect, the first electric power subsystem
System 101 is 80 power supply of load, and the second power subsystem 102 stops as 80 power supply of load.
Fig. 4 is that the electrical secondary system adjuster provided by the embodiment of the utility model with non-contact electric power Transmission system is electrically connected
The schematic diagram that the second power subsystem connect is individually powered, with reference to Fig. 4, first switch 31, second switch 32, third switch 33,
4th switch 34, the 7th switch 37 and the 8th switch 38 closure, the 5th switch 35 and the 6th switch 36 disconnect, the first electric power subsystem
System 101 stops powering for load 80, and the second power subsystem 102 is 80 power supply of load.
The electrical secondary system adjuster 90 of non-contact electric power Transmission system can by Electric control, in normal state,
First power subsystem 101 and the second power subsystem 102 can provide 50% electric power (the 5th switch 35, of load respectively
Six switches 36, the 7th switch 37 and the 8th switch 38 closure), and when an electrical secondary system adjuster 90 breaks down, it is another
The electric power (break down respective switch disconnect) of the supply of electrical secondary system adjuster 90 50%, thus having not to power off
The advantages of mode driving motor.At this point, electrical secondary system adjuster 90 with motor control assembly (not shown) by transmitting
It is only supplied the state of 50% power supply, electric motors function (such as speed) thus can be used only and be reduced to original 50%.
Note that above are only the preferred embodiment and institute's application technology principle of the utility model.Those skilled in the art's meeting
Understand, the utility model is not limited to specific embodiment described here, is able to carry out for a person skilled in the art various bright
Aobvious variation is readjusted, be combined with each other and is substituted without departing from the protection scope of the utility model.Therefore, although passing through
Above embodiments are described in further detail the utility model, but the utility model is not limited only to the above implementation
Example can also include more other equivalent embodiments in the case where not departing from the utility model design, and the utility model
Range is determined by the scope of the appended claims.
Claims (6)
1. a kind of non-contact electric power Transmission system, which is characterized in that the non-contact electric power Transmission system includes the first electricity
Power subsystem and the second power subsystem；
The input terminal of first power subsystem is electrically connected to a power source, the output end and load electricity of first power subsystem
Connection；
The input terminal of second power subsystem and the power electric connection, the output end of second power subsystem and institute
State load electrical connection.
2. non-contact electric power Transmission system according to claim 1, which is characterized in that
First power subsystem includes:
First converter, the first electric power sending device and the first power receiving system, the input terminal of first converter are institute
The input terminal of the first power subsystem is stated, first converter is used to the frequency of the power supply being changed to first electric power
The working frequency of sending device；The first end of first output end of first converter and the first electric power sending device electricity
Connection, the second output terminal of first converter are electrically connected with the second end of the first electric power sending device；Described first
Power receiving system receives the energy that the first electric power sending device is sent, the first power receiver dress by magnetic field resonance
The output end set is the output end of first power subsystem；
Second power subsystem includes:
Second converter, the second electric power sending device and the second power receiving system, the input terminal of second converter are institute
The input terminal of the second power subsystem is stated, second converter is used to the frequency of the power supply being changed to second electric power
The working frequency of sending device；The first end of first output end of second converter and the second electric power sending device electricity
Connection, the second output terminal of second converter are electrically connected with the second end of the second electric power sending device；Described second
Power receiving system receives the energy that the second electric power sending device is sent, the second power receiver dress by magnetic field resonance
The output end set is the output end of second power subsystem.
3. non-contact electric power Transmission system according to claim 2, which is characterized in that
First power subsystem further includes first capacitor, the first pole plate of the first capacitor and first converter
The electrical connection of first output end, the second pole plate of the first capacitor are electrically connected with the first end of the first electric power sending device；
Second power subsystem further includes the second capacitor, the first pole plate of second capacitor and second converter
The electrical connection of first output end, the second pole plate of second capacitor are electrically connected with the first end of the second electric power sending device.
4. non-contact electric power Transmission system according to claim 3, which is characterized in that
First power subsystem further includes first switch and the second switch, the first output end of first converter and institute
The first end electrical connection of first switch is stated, the second end of the first switch is electrically connected with the first pole plate of the first capacitor,
The second output terminal of first converter is electrically connected with the first end of the second switch, the second end of the second switch with
The second end of the first electric power sending device is electrically connected；
Second power subsystem further includes that third switch and the 4th switch, the first output end of second converter and institute
The first end electrical connection of third switch is stated, the second end of the third switch is electrically connected with the first pole plate of second capacitor,
The second output terminal of second converter with it is described 4th switch first end be electrically connected, it is described 4th switch second end and
The second end of the second electric power sending device is electrically connected.
5. non-contact electric power Transmission system according to claim 2, which is characterized in that the non-contact electric power transmission
System further includes the 5th switch, the 6th switch, the 7th switch and the 8th switch；
The second output terminal of first output end of first power receiving system and first power receiving system is institute
State the output end of the first power subsystem, the first output end of first power receiving system and the first of the 5th switch
The second end of end electrical connection, the 5th switch is electrically connected with the first end of the load, first power receiving system
Second output terminal is electrically connected with the first end of the 6th switch, the second end of the 6th switch and the second end of the load
Electrical connection；
The second output terminal of first output end of second power receiving system and second power receiving system is institute
State the output end of the second power subsystem, the first output end of second power receiving system and the first of the 7th switch
The second end of end electrical connection, the 7th switch is electrically connected with the first end of the load, second power receiving system
Second output terminal is electrically connected with the first end of the 8th switch, the second end of the 8th switch and the second end of the load
Electrical connection.
6. non-contact electric power Transmission system according to claim 1, which is characterized in that the non-contact electric power transmission
System further includes the power storage device for storing electric energy, the first end of the power storage device and the first of the load
End electrical connection, the second end of the power storage device are electrically connected with the second end of the load.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822108624.1U CN209344873U (en) | 2018-12-14 | 2018-12-14 | A kind of non-contact electric power Transmission system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201822108624.1U CN209344873U (en) | 2018-12-14 | 2018-12-14 | A kind of non-contact electric power Transmission system |
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| CN201822108624.1U Expired - Fee Related CN209344873U (en) | 2018-12-14 | 2018-12-14 | A kind of non-contact electric power Transmission system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109450107A (en) * | 2018-12-14 | 2019-03-08 | 引先自动化科技（苏州）有限公司 | A kind of non-contact electric power Transmission system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109450107A (en) * | 2018-12-14 | 2019-03-08 | 引先自动化科技（苏州）有限公司 | A kind of non-contact electric power Transmission system |
| WO2020119389A1 (en) * | 2018-12-14 | 2020-06-18 | 引先自动化科技（苏州）有限公司 | Non-contact power transmission system |
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