CN105119502B - Current transformer rectifying device - Google Patents
Current transformer rectifying device Download PDFInfo
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- CN105119502B CN105119502B CN201510520341.6A CN201510520341A CN105119502B CN 105119502 B CN105119502 B CN 105119502B CN 201510520341 A CN201510520341 A CN 201510520341A CN 105119502 B CN105119502 B CN 105119502B
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- 238000001816 cooling Methods 0.000 claims abstract description 27
- 238000005070 sampling Methods 0.000 claims description 26
- 238000001514 detection method Methods 0.000 claims description 11
- 230000005611 electricity Effects 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 239000003990 capacitor Substances 0.000 claims description 5
- 230000006837 decompression Effects 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims 1
- 239000000758 substrate Substances 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 7
- 230000001681 protective effect Effects 0.000 description 3
- 238000004088 simulation Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000013024 troubleshooting Methods 0.000 description 1
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Abstract
The invention provides a converter rectifying device. The device includes: two rectifier module 11, rectifier module 11 includes module backplate 21 and fixed mounting the water-cooling base plate 22 on the module backplate 21, one in rectifier module 11 each paste on two sides of water-cooling base plate 22 and have constituted at least one insulated gate bipolar transistor IGBT24 of single-phase rectifier bridge 23, another in rectifier module 11 paste on one side of water-cooling base plate 22 and have constituted at least one IGBT24 of single-phase rectifier bridge 23. According to the converter rectifying device provided by the invention, the two sides of the water-cooling substrate are respectively adhered with the group of IGBTs forming the single-phase rectifying bridge, so that the whole rectifying device can realize the rectifying function of three-phase alternating current only by two rectifying modules, and the device cost is reduced.
Description
Technical field
The present invention relates to technical field of electric power, more particularly to a kind of current transformer fairing.
Background technology
At present, when the three-phase alternating current that wind-driven generator is produced is converted to direct current, the rectification dress in current transformer need to be used
Put and three-phase alternating current is converted into direct current.
In the prior art, three-phase alternating current is generally split as three groups of single-phase alternating currents, every group of single-phase alternating current is by each
Self-corresponding rectification module is converted to direct current.But the device cost of the fairing used under such a mode is higher.
The content of the invention
Embodiments of the invention provide a kind of current transformer fairing, to reduce device cost.
To reach above-mentioned purpose, embodiments of the invention are adopted the following technical scheme that：
The present invention provides a kind of current transformer fairing, including：Two rectification modules, the rectification module is carried on the back including module
Two of the water-cooling base plate in plate and the water-cooling base plate being fixedly mounted on the module backplane, a rectification module
At least one insulated gate bipolar transistor IGBT for constituting single-phase rectification bridge, another described rectification mould are respectively pasted with side
At least one IGBT for constituting single-phase rectification bridge is pasted with one side of the water-cooling base plate in block.
The current transformer fairing of the embodiment of the present invention, by being respectively pasted with one group of structure on two sides of water-cooling base plate
Into the IGBT of single-phase rectification bridge so that whole fairing only needs two rectification modules that the rectification to three-phase alternating current can be achieved
Function, reduces device cost.
Brief description of the drawings
The contour structures schematic diagram of current transformer fairing one embodiment that Fig. 1 provides for the present invention；
Fig. 2 is the cross-sectional view of the current transformer fairing shown in Fig. 1；
The stereogram of rectification module in current transformer fairing another embodiment that Fig. 3 provides for the present invention；
Fig. 4 is the exploded view of the stereogram of the rectification module shown in Fig. 3；
Fig. 5 is the electric logic schematic diagram of the current transformer fairing shown in Fig. 3；
Fig. 6 be Fig. 3 shown in rectification module in driving plate electric logic schematic diagram；
Fig. 7 is the workflow schematic diagram of the current transformer fairing shown in Fig. 3.
Wherein：11- rectification modules；21- module backplanes；22- water-cooling base plates；23- single-phase rectification bridges；24- insulated gate bipolars
Transistor npn npn IGBT；The fixed plates of 31- first；32- DC master rows；33- stack bus bars；The fixed plates of 34- second；35- accumulators；
36- DC support electric capacity；37- module side plates；38- driving plates；39- sampling plates；40- controls circuit；Conducted electricity under 41- drive signals
Road；42- host computers；43- detects signal acquisition circuit；44- alarm signals upload circuit；45- alternating current bus bars；46- takes can plate；
47- equalizer circuits；48- equalizing resistances；49- filter circuits；50- filter capacitors；51- electric capacity radiator fans；52- module bottom plates；
53- heat dissipating grids；54- water inlet pipes；55- outlet pipes；56- fixed support plates；57- module upper cover plates；The mounting knobs of 58- first；
The mounting knobs of 59- second.
Embodiment
The current transformer fairing of the embodiment of the present invention is described in detail below in conjunction with the accompanying drawings.
Embodiment one
The contour structures schematic diagram of current transformer fairing one embodiment that Fig. 1 provides for the present invention.Fig. 2 is Fig. 1 institutes
The cross-sectional view of the current transformer fairing shown.As depicted in figs. 1 and 2, the current transformer fairing of the present embodiment can be with
Including：Two rectification modules 11.
Please referring to includes module backplane 21 and is fixedly mounted on the module back of the body in Fig. 1-Fig. 2, two rectification modules 11
Water-cooling base plate 22 on plate 21, difference is：Respectively it is pasted with two sides of the water-cooling base plate 22 in one rectification module 11
Constitute at least one insulated gate bipolar transistor (Insulated Gate Bipolar of single-phase rectification bridge 23
Transistor, abbreviation IGBT) 24, and water-cooling base plate 22 in another rectification module 11 only has and is pasted with one on a side
Group constitutes at least one IGBT24 of single-phase rectification bridge 23.
Specifically, core devices of the IGBT24 as rectification module, because it is high frequency switching device, caloric value during work
It is very big, therefore very high is required to Cooling Design.IGBT24 is affixed directly on water-cooling base plate 22 and double faced adhesive is used
Mode, that is, meet and be actually needed, extra device cost can be saved again.
The current transformer fairing of the embodiment of the present invention, by being respectively pasted with one group of structure on two sides of water-cooling base plate
Into the IGBT of single-phase rectification bridge so that whole fairing only needs two rectification modules that the rectification to three-phase alternating current can be achieved
Function, reduces device cost.
Embodiment two
The stereogram of rectification module in current transformer fairing another embodiment that Fig. 3 provides for the present invention.Fig. 4 is
The exploded view of the stereogram of rectification module shown in Fig. 3.Fig. 5 is the electric logic signal of the current transformer fairing shown in Fig. 3
Figure.
As shown in Fig. 3, Fig. 4 and Fig. 5, the rectification module 11 in the current transformer fairing of the present embodiment is on Fig. 1 basis
On can also include：The first fixed plate 31 (as shown in Figure 4) for being fixedly mounted on module backplane 21 (as shown in Figure 3, Figure 4) and
It is fixedly mounted on DC master row 32 and stack bus bar 33 in the first fixed plate 31.The positive pole of stack bus bar 33 is female with direct current respectively
The direct current output anode electrical connection of the positive pole and single-phase rectification bridge 23 (as shown in Figure 5) of row 32, the negative pole difference of stack bus bar 33
Electrically connected with the negative pole of DC master row 32 and the direct current output negative terminal of single-phase rectification bridge 23.DC master row 32 and single-phase rectification bridge 23
Between electrically connected by stack bus bar 33, stray inductance can be reduced, the IGBT24 reduced in single-phase rectification bridge 23 (does not show in Fig. 3
Go out) pressure drop when being switched on or switched off, IGBT24 is played a protective role.
Further, the rectification module 11 in the current transformer fairing of the present embodiment can also be wrapped on the basis of Fig. 1
Include：The second fixed plate 34 (as shown in Figure 4) for being fixedly mounted on module backplane 21 and it is fixedly mounted on the He of the first fixed plate 31
At least one DC support electric capacity 36 of accumulator 35 (as shown in Figure 5) is constituted in second fixed plate 34 (not shown in Fig. 3).
The anode of accumulator 35 is electrically connected with the positive pole of stack bus bar 33, the negative terminal of accumulator 35 and the negative electricity of stack bus bar 33
Connection.DC support electric capacity 36 is located at water-cooling base plate 22 (as shown in Figure 3, Figure 4) and IGBT24 top.DC master row 32 and storage
It can be electrically connected between circuit 35 by stack bus bar 33, stray inductance can be reduced, and then reduce DC support in accumulator 35
Ripple on electric capacity 36, plays a protective role to DC support electric capacity 36.It is preferred that, can be by increasing DC support electric capacity 36
Connection terminal, strengthen the radiating effect of DC support electric capacity 36, reduce the temperature rise of DC support electric capacity 36, to meet needs.
Specifically, may include that 6 DC support electric capacity, 36,6 DC support electric capacity 36 take two simultaneously in accumulator 35
The structure (as shown in Figure 5) of three strings.
Further, the rectification module 11 in the current transformer fairing of the present embodiment can also be wrapped on the basis of Fig. 1
Include：The module side plate 37 (as shown in Figure 3, Figure 4) that is fixedly mounted on module backplane 21, it is fixedly mounted on module side plate 37
Driving plate 38 and the sampling plate 39 being fixedly connected respectively with driving plate 38 and IGBT24.Driving plate 38 is electrically connected with sampling plate 39,
Sampling plate 39 is electrically connected with IGBT24.Driving plate 38 includes control circuit 40 (as shown in Figure 5), and sampling plate 39 includes drive signal
Under conduct electricity road 41 (as shown in Figure 5).Circuit 40 is controlled to be used for the pulsed drive of the outside input (as shown in Figure 5) of host computer 42
Signal inputs the road 41 that conducted electricity under the drive signal into sampling plate 39.The road 41 that conducted electricity under drive signal is used for pulse drive signal
Input to IGBT24 control end.Wherein, driving plate 38 can directly be electrically connected by contact pin with sampling plate 39, and sampling plate 39 can lead to
The mode for crossing screw crimping is connected with IGBT24.Driving plate 38 is located at water-cooling base plate 22 and IGBT24 front.
Further, sampling plate 39 also includes detection signal acquisition circuit 43 (as shown in Figure 5), and driving plate 38 also includes report
Alert signal uploads circuit 44 (as shown in Figure 5).Detect that signal acquisition circuit 43 is used to detect the IGBT24 of collection analog quantity
The control circuit 40 and alarm signal that signal is separately input into driving plate 38 upload circuit 44.Control circuit 40 is additionally operable to：It is right
Analog quantity signal carries out feedback no-load voltage ratio conversion, obtains analog quantity feedback signal and exports to host computer 42.In alarm signal
Road 44 conduct electricity for generating digital quantity alarm signal according to analog quantity signal and exporting to host computer 42.
Specifically, analog quantity signal includes voltage analog detection signal, current-mode analog quantity detection signal and temperature
Analog quantity signal, shows as the form of voltage.Feed back no-load voltage ratio reduction formula as follows：IReal=UAD_I* A, wherein, UAD_I
For the corresponding magnitude of voltage of current-mode analog quantity detection signal, IRealFor the current-mode analog quantity feedback signal obtained after feedback no-load voltage ratio conversion
Value.TReal=B+ (UAD_T- C) * D, wherein, UAD_TFor the corresponding magnitude of voltage of temperature simulation amount detection signal, TRealBecome for feedback
Than the value of the temperature simulation amount feedback signal obtained after conversion.Parameter A, B, C, D can be determined according to actual test result.
Further, the rectification module 11 in the current transformer fairing of the present embodiment can also be wrapped on the basis of Fig. 1
Include：It is fixedly mounted on the alternating current bus bar 45 on sampling plate 39.The ac output end of alternating current bus bar 45 and single-phase rectification bridge 23 is electrically connected
Connect.
Further, as shown in Figure 4, Figure 5, the rectification module 11 in the current transformer fairing of the present embodiment is Fig. 1's
On the basis of can also include：It is fixedly mounted in the first fixed plate 31 and the second fixed plate 34 and takes energy plate 46, taking can plate 46
In the surface of driving plate 38.Take the input positive terminal of energy plate 46 to be electrically connected with the positive pole of stack bus bar 33, take the input of energy plate 46
Negative terminal is electrically connected with the negative pole of stack bus bar 33, takes the output end of energy plate 46 to be electrically connected with driving plate 38.Take can plate 46 be used for pair
The electric signal that stack bus bar 33 is exported carries out decompression processing, is that driving plate 38 provides working power, such as stack bus bar 33 is defeated
The low tension that the high-tension electricity progress decompression processing of 1100 volts (V) going out obtains 24V is inputted to driving plate 38.It is preferred that, taking can plate
46 are electrically connected with driving plate 38 by power line, and power line can use twisted-pair feeder cabling mode, it is to avoid cabling formation loop, are produced
Annular interference.Because driving plate 38 needs to upload analog quantity feedback signal and digital quantity alarm signal, signal voltage is small, with forceful electric power
In same module, electromagnetic environment is severe, is easily interfered, thus by take can plate 46 be arranged at driving plate 38 just on
Side, it is ensured that both power lines of connection are as far as possible short, while avoiding the problem of power line is long to be brought.
Fig. 6 be Fig. 3 shown in rectification module in driving plate electric logic schematic diagram.As shown in fig. 6, in driving plate 38
Control circuit 40 pulse drive signal that outside host computer 42 is inputted is inputted to sampling plate 39, and sampling plate 39 is gathered
Analog quantity signal carry out feedback no-load voltage ratio conversion, obtain analog quantity feedback signal and export to host computer 42.Driving plate 38
In alarm signal upload analog quantity signal generation digital quantity alarm signal that circuit 44 gather according to sampling plate 39 and defeated
Go out to host computer 42.It is that the control circuit 40 in driving plate 38 provides working power to take energy plate 46.Optionally, in driving plate 38 also
Power supply circuit can be included, for receiving the electric signal for taking energy plate 46 to export, and the control circuit 40 into driving plate 38 is exported.
Further, as shown in figure 5, the rectification module 11 in the current transformer fairing of the present embodiment is on Fig. 1 basis
On can also include：At least one equalizing resistance 48 for the composition equalizer circuit 47 being fixedly mounted on water-cooling base plate 22.Press
The anode of circuit 47 is electrically connected with the positive pole of stack bus bar 33, and the negative pole of the negative terminal and stack bus bar 33 of equalizer circuit 47 is electrically connected
Connect.Equalizer circuit 47 is used to press the electric signal in accumulator 35.Multiple equalizing resistances 48 in equalizer circuit 47
Series connection.
Further, as shown in fig. 4-5, the rectification module 11 in the current transformer fairing of the present embodiment is Fig. 1's
On the basis of can also include：At least one filter capacitor 50 for the composition filter circuit 49 being fixedly mounted on sampling plate 39.Filter
The anode of wave circuit 49 is electrically connected with the positive pole of stack bus bar 33, and the negative pole of the negative terminal and stack bus bar 33 of filter circuit 49 is electrically connected
Connect.Filter circuit 49 is used to be filtered the electric signal that stack bus bar 33 is exported, i.e., the electric current that stack bus bar 33 is exported is believed
Number carry out ripple filtering, reduce common mode disturbances problem.
Further, the rectification module 11 in the current transformer fairing of the present embodiment can also be wrapped on the basis of Fig. 1
Include：The electric capacity radiator fan 51 (as shown in Figure 3, Figure 4) on module backplane 21 is fixedly mounted on, electric capacity radiator fan 51 is located at straight
Flow the top of Support Capacitor 36.Electric capacity radiator fan 51 be used for DC support electric capacity 36 is radiated, and with whole rectification mould
The radiating wind direction of block 11 is consistent, and increases radiating efficiency, the temperature rise of reduction DC support electric capacity 36.Rectification module 11 can also be wrapped
Include the fixed support plate 56 (as shown in Figure 3, Figure 4) positioned at the top of electric capacity radiator fan 51.Fixed support plate 56 and first is fixed
The fixed plate 34 of plate 31 and second is connected, and is risen and is strengthened supporting role.Rectification module 11 can also include being located on fixed support plate 56
The module upper cover plate 57 (as shown in Figure 3, Figure 4) of side, seals.
Further, the rectification module 11 in the current transformer fairing of the present embodiment can also be wrapped on the basis of Fig. 1
Include：The module bottom plate 52 (as shown in Figure 3, Figure 4) that is fixedly mounted on module backplane 21 and it is fixedly mounted on module bottom plate 52
Heat dissipating grid 53 (as shown in Figure 3, Figure 4).Heat dissipating grid 53 is used to radiate to rectification module 11, can use grid-shaped
Formula.
Further, the rectification module 11 in the current transformer fairing of the present embodiment can also be wrapped on the basis of Fig. 1
Include：Water inlet pipe 54 (as shown in Figure 3, Figure 4) and outlet pipe 55 (as shown in Figure 3, Figure 4) on water-cooling base plate 22 are fixedly mounted on,
Water pipe above is outlet pipe 55, and water pipe below is water inlet pipe 54, and cooling water is in the interior circulation of water-cooling base plate 22, with outside water
Cooling system is connected and circulated.
Further, the rectification module 11 in the current transformer fairing of the present embodiment can also be wrapped on the basis of Fig. 1
Include：The first mounting knob 58 (as shown in Figure 3, Figure 4) for being fixedly mounted on module bottom plate 52 and it is fixedly mounted on the first fixation
The second mounting knob 59 (as shown in Figure 3, Figure 4) in the fixed plate 34 of plate 31 and second.
The work-based logic of the current transformer fairing of the present embodiment is described in detail with reference to Fig. 7.Fig. 7 is Fig. 3
The workflow schematic diagram of shown current transformer fairing.As shown in fig. 7, it is electric on converter system, it is straight in fairing
Busbar, stack bus bar charging are flowed, when stack bus bar voltage, which rises to, takes energy plate to open threshold value 500V, takes energy plate to start working,
Working power is provided for driving plate.Driving plate obtain it is electric after, power-on self-test after the completion of process of self-test, uploads state to host computer.On
Position machine carries out state-detection and real-time judge, if faulty, proceeds state-detection and real-time judge up to trouble shooting,
If fault-free, calculate the width of pulse drive signal according to the data pre-set and driving will be reached under pulse drive signal
Plate.Driving plate will reach sampling plate under pulse drive signal, sampling plate will reach IGBT under pulse drive signal.IGBT starts work
Make, the IGBT of collection analog quantity signal is uploaded to driving plate by sampling plate.Driving plate receives analog quantity signal, one
Aspect carries out feedback no-load voltage ratio conversion to analog quantity signal, and obtained analog quantity feedback signal is uploaded into host computer, for
Host computer recalculates the width of pulse drive signal, on the other hand, according to analog quantity signal judge whether overvoltage,
Excessively stream or excess temperature failure, if it is not, then generation represents trouble-free digital quantity alarm signal and is uploaded to host computer for host computer
Carry out state-detection and real-time judge；If then generation represent faulty digital quantity alarm signal and be uploaded to host computer for
Host computer carries out state-detection and real-time judge, while stopping that sampling plate will be reached under pulse drive signal.
The current transformer fairing of the embodiment of the present invention, by being respectively pasted with one group of structure on two sides of water-cooling base plate
Into the IGBT of single-phase rectification bridge so that whole fairing only needs two rectification modules that the rectification to three-phase alternating current can be achieved
Function, reduces device cost.Increase stack bus bar between DC master row and each device (IGBT, DC support electric capacity etc.),
Stray inductance is reduced, device is played a protective role.Take energy plate and driving plate direct-connected, it is ensured that both power lines of connection are use up
Amount is short, while avoiding the problem of power line is long to be brought.The electric signal exported using filter circuit to stack bus bar is filtered
Ripple, reduces common mode disturbances problem.DC support electric capacity is radiated using outside electric capacity radiator fan, direct current is reduced
The temperature rise of Support Capacitor.
The foregoing is only a specific embodiment of the invention, but protection scope of the present invention is not limited thereto, any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all be contained
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (12)
1. a kind of current transformer fairing, it is characterised in that including：Two rectification modules (11), rectification module (11) bag
The water-cooling base plate (22) for including module backplane (21) and being fixedly mounted on the module backplane (21), a rectification module
(11) at least one insulation for constituting single-phase rectification bridge (23) is respectively pasted with two sides of the water-cooling base plate (22) in
On one side of the water-cooling base plate (22) in grid bipolar transistor IGBT (24), another described rectification module (11)
It is pasted with least one IGBT (24) for constituting single-phase rectification bridge (23)；
The rectification module (11) also includes：It is fixedly mounted on module side plate (37) on the module backplane (21), fixed peace
Driving plate (38) on the module side plate (37) and respectively with the driving plate (38) and the IGBT (24) are fixed connects
The sampling plate (39) connect；
The driving plate (38) electrically connects with the sampling plate (39), and the sampling plate (39) electrically connects with the IGBT (24)；
The driving plate (38) includes control circuit (40), and the sampling plate (39) includes the road (41) that conducted electricity under drive signal；
The control circuit (40), for the pulse drive signal of outside host computer (42) input to be inputted to the sampling plate
(39)；
Conduct electricity road (41) under the drive signal, for the pulse drive signal to be inputted to the control of the IGBT (24)
End.
2. device according to claim 1, it is characterised in that the rectification module (11) also includes：It is fixedly mounted on institute
State the first fixed plate (31) on module backplane (21) and the DC master row being fixedly mounted on first fixed plate (31)
And stack bus bar (33) (32)；
The positive pole of the stack bus bar (33) respectively with the positive pole of the DC master row (32) and the single-phase rectification bridge (23)
Direct current output anode is electrically connected, the negative pole and the list of the negative pole of the stack bus bar (33) respectively with the DC master row (32)
The direct current output negative terminal electrical connection of commutating phase bridge (23).
3. device according to claim 2, it is characterised in that the rectification module (11) also includes：It is fixedly mounted on institute
State the second fixed plate (34) on module backplane (21) and be fixedly mounted on first fixed plate (31) and described second and fix
At least one DC support electric capacity (36) of accumulator (35) is constituted on plate (34)；
The anode of the accumulator (35) is electrically connected with the positive pole of the stack bus bar (33), the accumulator (35) it is negative
End is electrically connected with the negative pole of the stack bus bar (33).
4. device according to claim 1, it is characterised in that the sampling plate (39) also includes detection signal acquisition circuit
(43), the driving plate (38) also includes alarm signal upload circuit (44)；
The detection signal acquisition circuit (43), for the IGBT (24) of collection analog quantity signal to be inputted respectively
The control circuit (40) and the alarm signal into the driving plate (38) upload circuit (44)；
The control circuit (40) is additionally operable to：Feedback no-load voltage ratio conversion is carried out to the analog quantity signal, analog quantity is obtained anti-
Feedback signal is simultaneously exported to the host computer (42)；
The alarm signal uploads circuit (44), for generating digital quantity alarm signal and defeated according to the analog quantity signal
Go out to the host computer (42).
5. device according to claim 1, it is characterised in that the rectification module (11) also includes：It is fixedly mounted on institute
State the alternating current bus bar (45) on sampling plate (39)；
The alternating current bus bar (45) electrically connects with the ac output end of the single-phase rectification bridge (23).
6. device according to claim 3, it is characterised in that the rectification module (11) also includes：It is fixedly mounted on institute
State in the first fixed plate (31) and second fixed plate (34) take can plate (46), it is described take can plate (46) be located at the driving
The surface of plate (38)；
The input positive terminal for taking energy plate (46) is electrically connected with the positive pole of the stack bus bar (33), described to take the defeated of energy plate (46)
The negative pole for entering negative terminal with the stack bus bar (33) is electrically connected, described to take the output end of energy plate (46) and the driving plate (38) electric
Connection；
Described to take energy plate (46), the electric signal for being exported to the stack bus bar (33) carries out decompression processing, is the driving
Plate (38) provides working power.
7. device according to claim 6, it is characterised in that described to take energy plate (46) with the driving plate (38) by electricity
Source line electrical connection, the power line uses twisted-pair feeder cabling mode.
8. device according to claim 3, it is characterised in that the rectification module (11) also includes：It is fixedly mounted on institute
State at least one equalizing resistance (48) of the composition equalizer circuit (47) on water-cooling base plate (22)；
The anode of the equalizer circuit (47) is electrically connected with the positive pole of the stack bus bar (33), the equalizer circuit (47) it is negative
End is electrically connected with the negative pole of the stack bus bar (33)；
The equalizer circuit (47), for being pressed the electric signal in the accumulator (35).
9. device according to claim 3, it is characterised in that the rectification module (11) also includes：It is fixedly mounted on institute
State at least one filter capacitor (50) of the composition filter circuit (49) on sampling plate (39)；
The anode of the filter circuit (49) is electrically connected with the positive pole of the stack bus bar (33), the filter circuit (49) it is negative
End is electrically connected with the negative pole of the stack bus bar (33)；
The filter circuit (49), for being filtered to the electric signal that the stack bus bar (33) is exported.
10. device according to claim 3, it is characterised in that the rectification module (11) also includes：It is fixedly mounted on institute
The electric capacity radiator fan (51) on module backplane (21) is stated, the electric capacity radiator fan (51) is located at the DC support electric capacity
(36) top；
The electric capacity radiator fan (51), for being radiated to the DC support electric capacity (36).
11. device according to claim 1, it is characterised in that the rectification module (11) also includes：It is fixedly mounted on institute
State the module bottom plate (52) on module backplane (21) and the heat dissipating grid (53) being fixedly mounted on the module bottom plate (52)；
The heat dissipating grid (53), for being radiated to the rectification module (11).
12. device according to claim 1, it is characterised in that the rectification module (11) also includes：It is fixedly mounted on institute
State the water inlet pipe (54) and outlet pipe (55) on water-cooling base plate (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510520341.6A CN105119502B (en) | 2015-08-21 | 2015-08-21 | Current transformer rectifying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510520341.6A CN105119502B (en) | 2015-08-21 | 2015-08-21 | Current transformer rectifying device |
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| Publication Number | Publication Date |
|---|---|
| CN105119502A CN105119502A (en) | 2015-12-02 |
| CN105119502B true CN105119502B (en) | 2017-10-10 |
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ID=54667423
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510520341.6A Active CN105119502B (en) | 2015-08-21 | 2015-08-21 | Current transformer rectifying device |
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| CN204835954U (en) * | 2015-08-21 | 2015-12-02 | 北京天诚同创电气有限公司 | Converter fairing |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US8169780B2 (en) * | 2009-06-18 | 2012-05-01 | Honda Motor Co., Ltd. | Power conversion device |
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2015
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201708701U (en) * | 2010-06-30 | 2011-01-12 | 上海发电设备成套设计研究院 | Power assembly of back-to-back type three-level static frequency converter |
| CN202261060U (en) * | 2011-09-22 | 2012-05-30 | 上海南泰整流器有限公司 | Water-cooling radiating double-rectification module suitable for electric welder |
| WO2013136877A1 (en) * | 2012-03-14 | 2013-09-19 | 日立オートモティブシステムズ株式会社 | Power conversion device |
| CN203851004U (en) * | 2014-04-17 | 2014-09-24 | 国家电网公司 | Power unit structure for wind power current transformer |
| CN204835954U (en) * | 2015-08-21 | 2015-12-02 | 北京天诚同创电气有限公司 | Converter fairing |
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