CN107946081A - Aluminium electrolutic capacitor and thin film capacitor compound module in parallel - Google Patents
Aluminium electrolutic capacitor and thin film capacitor compound module in parallel Download PDFInfo
- Publication number
- CN107946081A CN107946081A CN201711133797.2A CN201711133797A CN107946081A CN 107946081 A CN107946081 A CN 107946081A CN 201711133797 A CN201711133797 A CN 201711133797A CN 107946081 A CN107946081 A CN 107946081A
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- module
- thin film
- film capacitor
- capacitor
- aluminium
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- 239000003990 capacitor Substances 0.000 title claims abstract description 191
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 99
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 99
- 239000004411 aluminium Substances 0.000 title claims abstract description 97
- 239000010409 thin film Substances 0.000 title claims abstract description 91
- 150000001875 compounds Chemical class 0.000 title claims abstract description 11
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 4
- 239000000741 silica gel Substances 0.000 claims abstract description 4
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 4
- 238000009434 installation Methods 0.000 claims description 20
- 239000002131 composite material Substances 0.000 claims description 9
- 238000009413 insulation Methods 0.000 claims description 7
- 238000003475 lamination Methods 0.000 claims description 5
- 239000010408 film Substances 0.000 claims description 4
- 239000012528 membrane Substances 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 2
- 230000005611 electricity Effects 0.000 description 4
- 238000005868 electrolysis reaction Methods 0.000 description 4
- 230000003068 static effect Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
- H01G9/26—Structural combinations of electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices with each other
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
- H01G9/004—Details
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
- H01G9/004—Details
- H01G9/08—Housing; Encapsulation
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
- Inverter Devices (AREA)
Abstract
The present invention relates to a kind of aluminium electroloysis and thin film capacitor parallel connection module.The aluminium electrolutic capacitor module and thin film capacitor module are respectively charged into the integrated casing of compound module in parallel, aluminium electrolutic capacitor module and thin film capacitor module are respectively provided with a pair of of positive and negative electrode busbar, and it is corresponding with the positive and negative electrode input terminal superposition of IGBT module while install to draw one or more groups of anode and cathode terminals respectively.Aluminium electrolutic capacitor module is potted using insulating heat-conductive silica gel, and forms embedding plane as the radiating surface contacted with radiating bottom plate；The embedding of thin film capacitor module or bonding, make stack bus bar and thin film capacitor are connected as one with housing, ensure the structural reliability under the conditions of impact vibration.The present invention realizes the small size of electric vehicle motor drive controller major loop capacitor, easy to install, impact resisting vibrating；Motor drive controller Universal, modular is realized in help；And there is obvious cost advantage compared to thin film capacitor.
Description
Technical field
The present invention relates to the selection of electric vehicle motor drive controller major loop smoothing capacitor, and provide
A kind of aluminium electrolutic capacitor and thin film capacitor compound module in parallel.
Background technology
Usual powerful power electronics frequency conversion, converter plant generally use aluminium electrolutic capacitor and film absorption capacitor
Parallel connection application, large capacity, the aluminium electrolutic capacitor of high impedance and low capacity, low-impedance thin film capacitor are corresponded to by motor respectively
High frequency ripple voltage caused by low-frequency ripple voltage caused by counter electromotive force and power semiconductor switch action, is filtered for major loop
Ripple smooth voltage and offer inactive power compensation.
Frequency-converting control device of the motor drive controller as driving motor of electric vehicle, it is desirable to first device that controller uses
Part possesses the features such as easy to install, impact resisting vibrating, small size, module generalization, since thin film capacitor is easily achieved rectangle side
Block product manufacturing, realizes the fast simple installation of electric machine controller；And thin film capacitor internal metallization film adds casting glue
Structure can bear superpower impact vibration；So the thin film capacitor of rectangular block shape drives control in electric vehicle motor at present
Obtain generally using in device processed.
But when driving power of motor larger, there is provided reactive-load compensation needs the filter condenser using large capacity, due to
Thin film capacitor in terms of static capacity density with aluminium electrolutic capacitor there are huge spread, so thin film capacitor is compared to aluminium electricity
Electrolysis condenser realizes that small size still suffers from suitable difficulty；And thin film capacitor and aluminium electrolutic capacitor static capacity with into
Differ greatly in terms of this ratio, particularly automobile vendor is strong to the requirement of component cost degradation, so the film using large capacity
Capacitor is unfavorable for realizing the small size of motor drive controller, low cost.
High-power frequency conversion, converter plant are generally using the aluminium electrolutic capacitor parallel way of more large cylinders, aluminium electricity
Using aluminum shell as structural support frame, its intensity is not enough to support the larger weight and volume in electrolytic capacitor center electrolysis condenser
Reliability of the core bag under the conditions of impact vibration, to ensure that the structural reliability of aluminium electrolutic capacitor under the conditions of impact vibration must
The volume and weight of capacitor central core bag must be reduced as far as possible, thus must use small Al electrolytic capacitors product to ensure to shake
Reliability under the conditions of rotating ring border；And small Al electrolytic capacitors parallel connection module compared to large-scale aluminum electrolysis capacitor and gang mould
Group its unit volume static capacity density advantageously, capacitor module and knot as described in patent 201310009423.5
Structure, have been achieved with rectangular block shape miniaturization, can fast simple installation aluminium electrolutic capacitor module.
On the basis of the aluminium electrolutic capacitor modular structure described in patent 201310009423.5, how with low capacity,
Low-impedance thin film capacitor forms Application of composite structure in parallel, makes up under high voltage condition, and aluminium electrolutic capacitor module is being inhaled
High frequency, the deficiency of large ripple current aspect ability are received, is still a difficult problem of motor drive controller structure design engineer.
The content of the invention
It is real the object of the present invention is to provide a kind of aluminium electrolutic capacitor and the module of thin film capacitor integration application in parallel
Small size, the easy to install, impact resisting vibrating of existing electric vehicle motor drive controller major loop capacitor；Help realizes that motor drives
Movement controller Universal, modular；And there is obvious cost advantage compared to thin film capacitor.
The technical solution of the present invention is that the aluminium electroloysis and the thin film capacitor integration module in parallel applied are divided into
Two parts of aluminium electrolutic capacitor module and thin film capacitor module, it is characterized in that：Aluminium electrolutic capacitor module and thin
Membrane capacitance module respectively has a pair of of positive and negative electrode busbar, and draws one or more groups of anode and cathode terminals and IGBT module respectively just
Negative input terminal superposition correspondence is installed at the same time.
As preferred：The aluminium electrolutic capacitor module and thin film capacitor module are respectively charged into the one of compound module in parallel
In the outside the pale of civilization shell of body, aluminium electrolutic capacitor module part is potted using insulating heat-conductive silica gel, and formed embedding plane as with
The radiating surface of radiating bottom plate contact；The embedding of thin film capacitor module or bonding, make stack bus bar and thin film capacitor connect with housing
One is connected in, ensures the structural reliability under the conditions of impact vibration.
As preferred：The aluminium electrolutic capacitor module includes cathode busbar, insulation board and the cathode bus bar of laminated bus bar,
The wind guide tank of corresponding positive and negative electrode lead-out terminal centre position installation, and the alminium electrolytic condenser in the installation of positive and negative electrode busbar both sides
Device, aluminium electrolutic capacitor top explosion-proof valve load in wind guide tank bayonet, and positive and negative electrode lead is welded with positive and negative electrode busbar respectively to be connected
It is logical, form the aluminium electrolutic capacitor module that laminated bus bar lead-out terminal, wind guide tank and aluminium electrolutic capacitor are formed, or multigroup aluminium electricity
The parallel-connection structure module of electrolysis condenser module；The positive and negative electrode input terminal and layer being equipped with above aluminium electrolutic capacitor modular structure
The positive and negative anodes of folded busbar correspond to connection；The thin film capacitor module includes cathode busbar, insulation board and the anode of laminated bus bar
Busbar, the thin film capacitor of corresponding every group of lead-out terminal both sides and centre position installation.
As preferred：The aluminium electrolutic capacitor module and the thin film capacitor module respectively have a pair of of positive and negative anodes busbar,
The horizontally-parallel arrangement of positive and negative electrode busbar of two parts of aluminium electrolutic capacitor module and thin film capacitor module；The thin-film electro
The stack bus bar plane and positive and negative electrode terminal plane keeping parallelism of container module keep vertical, can also form angle.
As preferred：The aluminium electrolutic capacitor module and thin film capacitor module respectively draw respectively it is one or more groups of just,
Negative terminal superposition corresponding with the positive and negative electrode input terminal of IGBT module is installed at the same time, and the thin film capacitor modular lamination is female
Arrange after the terminal that the terminal drawn and the aluminium electrolutic capacitor modular lamination busbar are drawn coincides with the upper and lower with a screw and
The connection installation of IGBT module input terminal.
As preferred：Positive and negative electrode input terminal position is in aluminium electrolutic capacitor mould above the aluminium electrolutic capacitor module
Directly over group, above oblique upper or side.
As preferred：Positive and negative electrode input terminal above the aluminium electrolutic capacitor module is alternatively selected：Raised spiral shell
One group of sheet metal that column connection, embedded nut connection, module casing stretch out.
As preferred：The thin film capacitor of the thin film capacitor module alternatively mounting means：Every group of lead-out terminal two
Side and three, two or one of centre position；The quantity that the corresponding vacant position of laminated bus bar is arbitrarily arranged.
As preferred：Be roughly divided into inside the integrated casing two empty slots correspond to respectively aluminium electrolutic capacitor module and
Thin film capacitor module installs room.
As preferred：The thin film capacitor loads corresponding groove position in shell, with the aluminium electrolutic capacitor mould splits
Other embedding, the thin film capacitor are potted or are bonded, and make stack bus bar, capacitor and the shell of the thin film capacitor module
Body is connected as one.
Compared with prior art, beneficial effects of the present invention:
The rectangular block shape aluminium electrolutic capacitor and thin film capacitor combined shunt application module of the present invention realizes corpusculum
Product and simple installation；It ensure that reliability of the integrated Application of composite capacitor module under impact vibration environment；Pass through selection
Discrete the small electrolytic capacitor and thin film capacitor of internal difference electric property, with the different power battery voltage of correspondence and drive
Dynamic power of motor grade, it is achieved thereby that the generalization of capacitor module, meets whole-car firm to drive motor controller component
The requirement of Universal, modular.
Brief description of the drawings
Fig. 1 is IGBT module of the present invention and aluminium electrolutic capacitor module part and thin film capacitor module part laminated bus bar
Scheme of installation；
Fig. 2 is aluminium electrolutic capacitor module part laminated bus bar of the present invention and wind guide tank, electrolytic capacitor scheme of installation；
Fig. 3 is thin film capacitor module part laminated bus bar of the present invention and thin film capacitor scheme of installation；
Fig. 4 is that IGBT module of the present invention is illustrated with aluminium electrolutic capacitor module part and the general assembly of thin film capacitor module part
Figure；
Fig. 5 is that aluminium electrolutic capacitor module part and thin film capacitor module part of the present invention show with integrated shell general assembly
It is intended to；
Fig. 6 is aluminium electroloysis of the present invention and thin film capacitor parallel connection Application of composite module section schematic diagram.
Primary clustering symbol description：
| 1 aluminium electrolutic capacitor module | 11 module cathode busbars | 12 modular lamination master row insulating plates |
| 13 module cathode bus bars | 14 module positive terminals | 15 module negative terminals |
| 16 module wind guide tanks | 17 discrete aluminium electrolutic capacitors | 18 module positive input terminals |
| 19 module negative input terminals | 2 thin film capacitor modules | 21 module cathode busbars |
| 22 module laminated bus bar insulation boards | 23 module cathode bus bars | 24 module positive terminals |
| 25 module negative terminals | 26 discrete thin film capacitors | 3 module shells |
| 4 IGBT modules | 41 IGBT positive input terminals | 42 IGBT negative input terminals |
| 5 radiating bottom plates |
Embodiment
The present invention is further detailed in conjunction with the accompanying drawings below：
Please refer to Fig.1~Fig. 5 shown in, the aluminium electrolutic capacitor compound module in parallel with thin film capacitor, includes aluminium
Electrolytic capacitor module 1 and thin film capacitor module 2；The aluminium electrolutic capacitor module 1 is equipped with a pair of of cathode busbar 11, anode
Busbar 13, and draw one or more groups of positive terminals 14, negative terminal 15；The thin film capacitor module 2 is equipped with a pair of of cathode
Busbar 21, cathode bus bar 23, and one or more groups of positive terminals 24, negative terminal 25 are drawn respectively；The aluminium electrolutic capacitor
The positive terminal 14 and negative terminal 15 of module 1 and the positive terminal 24 of the thin film capacitor module 2, negative terminal 25 with
The positive input terminal 41 of IGBT module 4, the superposition correspondence of negative input terminal 42 are installed at the same time.
Refer to shown in Fig. 2, the aluminium electrolutic capacitor module 1 includes cathode busbar 11, the insulation board 12 of laminated bus bar
With cathode bus bar 13, corresponding positive output terminals 14, the wind guide tank 16 of 15 centre position of negative output terminals installation are female in cathode
Row 11 and the aluminium electrolutic capacitor 17 of 13 both sides of cathode bus bar installation, 17 top explosion-proof valve of aluminium electrolutic capacitor load wind guide tank 16
In bayonet, positive and negative electrode lead is connected with cathode busbar 11, the welding of cathode bus bar 13 respectively, forms laminated bus bar cathode output end
The aluminium electrolutic capacitor module 1 that son 14, negative output terminals 15, wind guide tank 16 and aluminium electrolutic capacitor 17 are formed, or multigroup aluminium
The parallel-connection structure module of electrolytic capacitor module；Positive input terminal 18, the anode that the top of aluminium electrolutic capacitor module 1 is equipped with are defeated
Enter terminal 19 and laminated bus bar cathode busbar 11 and cathode bus bar 13 positive and negative electrode it is corresponding connection；
Refer to shown in Fig. 3, the thin film capacitor module 2 includes cathode busbar 21,22 and of insulation board of laminated bus bar
Cathode bus bar 23, the thin film capacitor 26 of corresponding every group of lead-out terminal both sides and centre position installation.
Refer to shown in Fig. 2, Fig. 3, the aluminium electrolutic capacitor module 1 and the thin film capacitor module 2 respectively have a pair
The cathode busbar 11 of cathode busbar 11 and 21, cathode bus bar 13 and 23, aluminium electrolutic capacitor module 1 and thin film capacitor module 2
With 21, cathode bus bar, 13 and 23 horizontally-parallel arrangement；The plane of the stack bus bar 21 and 23 of the thin film capacitor module 2 and just
Extreme son 24,25 plane keeping parallelism of negative terminal keep vertical, can also form angle.
Refer to shown in Fig. 4, the aluminium electrolutic capacitor module 1 and thin film capacitor module 2 respectively draw respectively one group or
Multigroup positive terminal 14 and 24, negative terminal 15 and 25 and positive input terminal 41, the negative input terminal 42 of IGBT module are right
It should be superimposed while install, module positive terminal 24, the module negative terminal 25 of 2 stack bus bar of the thin film capacitor module extraction
After module positive terminal 14, the 15 upper and lower coincidence of module negative terminal with 1 stack bus bar of aluminium electrolutic capacitor module extraction
With a screw installation is connected with IGBT module IGBT positive input terminals 41 and IGBT negative input terminals 42.
In the present embodiment, module positive terminal 18, the module negative terminal 19 of the top of aluminium electrolutic capacitor module 1
Put directly over aluminium electrolutic capacitor module 1, above oblique upper or side, and alternatively select：It is raised Stud connection, embedded
One group of sheet metal that nut connection, module casing stretch out.
In the present embodiment, the thin film capacitor 26 of the thin film capacitor module 2 alternatively mounting means：Every group of output terminal
Three, two or one of sub- both sides and centre position；The quantity that the corresponding vacant position of laminated bus bar is arbitrarily arranged.
Refer to shown in Fig. 6, two empty slots are roughly divided into inside the integrated casing 3 and correspond to aluminium electrolutic capacitor respectively
Module 1 and thin film capacitor module 2 install room.
Refer to shown in Fig. 6, the aluminium electrolutic capacitor module 1 and thin film capacitor module 2 are respectively charged into parallel compound
In the installation room of two empty slots in the integrated casing 3 of module, aluminium electrolutic capacitor module 1 using insulating heat-conductive silica gel into
Row embedding, and embedding plane is formed as the radiating surface contacted with radiating bottom plate 5；2 embedding of thin film capacitor module or bonding, make
Stack bus bar and thin film capacitor 26 are connected as one with housing 3, ensure the structural reliability under the conditions of impact vibration.
Refer to shown in Fig. 6, the thin film capacitor module 2 loads corresponding groove position in shell 3, with aluminium electroloysis electricity
Container module 1 distinguishes embedding, and the thin film capacitor module 2 is potted or is bonded, and makes the folded of the thin film capacitor module 2
Layer busbar, thin film capacitor 26 are connected as one with shell 3.
The foregoing is merely presently preferred embodiments of the present invention, all equivalent changes done according to scope of the invention as claimed with
Modification, should all belong to the covering scope of the claims in the present invention.
Claims (9)
1. a kind of aluminium electrolutic capacitor compound module in parallel with thin film capacitor, the module include aluminium electrolutic capacitor module
With thin film capacitor module；It is characterized in that, the aluminium electrolutic capacitor module and the thin film capacitor module are respectively provided with one
Align, cathode bus bar, and draw one or more groups of positive and negative electrode terminals respectively and be superimposed with the positive and negative electrode input terminal of IGBT module
Correspondence is installed at the same time.
2. aluminium electrolutic capacitor compound module in parallel with thin film capacitor according to claim 1, it is characterised in that the aluminium
Electrolytic capacitor module and thin film capacitor module are respectively charged into the integrated casing of compound module in parallel, aluminium electrolutic capacitor
Module part is potted using insulating heat-conductive silica gel, and forms embedding plane as the radiating surface contacted with radiating bottom plate；It is thin
The embedding of membrane capacitance module or bonding, make stack bus bar and thin film capacitor are connected as one with housing, ensure in impact vibration
Under the conditions of structural reliability.
3. aluminium electrolutic capacitor compound module in parallel with thin film capacitor according to claim 1, it is characterised in that the aluminium
Electrolytic capacitor module includes cathode busbar, insulation board and the cathode bus bar of laminated bus bar, corresponds among positive and negative electrode lead-out terminal
The wind guide tank of position installation, the explosion-proof valve dress at the top of the aluminium electrolutic capacitor of positive and negative electrode busbar both sides installation, aluminium electrolutic capacitor
Enter in wind guide tank bayonet, positive and negative electrode lead is connected with the welding of positive and negative electrode busbar respectively, forms laminated bus bar lead-out terminal, wind-guiding
The aluminium electrolutic capacitor module that groove and aluminium electrolutic capacitor are formed, or the parallel-connection structure module of multigroup aluminium electrolutic capacitor module；
The positive and negative electrode pair of the positive input terminal, negative input terminal and the laminated bus bar that are equipped with above aluminium electrolutic capacitor modular structure
It should connect；The thin film capacitor module includes cathode busbar, insulation board and the cathode bus bar of laminated bus bar, corresponding every group of output
Terminal both sides and the thin film capacitor of centre position installation.
4. aluminium electroloysis according to claim 3 and thin film capacitor parallel connection Application of composite module, it is characterised in that the aluminium
Electrolytic capacitor module and the thin film capacitor module respectively have a pair of of positive and negative electrode busbar, aluminium electrolutic capacitor module and film
The horizontally-parallel arrangement of positive and negative electrode busbar of two parts of capacitor module；The stack bus bar plane of the thin film capacitor module
It is vertical with positive and negative electrode terminal plane keeping parallelism or holding, angle can also be formed.
5. aluminium electroloysis according to claim 4 and thin film capacitor parallel connection Application of composite module, it is characterised in that the aluminium
Electrolytic capacitor module and thin film capacitor module respectively draw respectively one or more groups of positive and negative electrode terminals and IGBT module just,
Negative input terminal corresponds to superposition and installs at the same time, the terminal and the aluminium electroloysis that the thin film capacitor modular lamination busbar is drawn
The terminal that capacitor modular lamination busbar is drawn with a screw is connected installation after coinciding with the upper and lower with IGBT module input terminal.
6. aluminium electroloysis according to claim 1 and thin film capacitor parallel connection Application of composite module, it is characterised in that the aluminium
Positive and negative electrode input terminal is arranged on directly over aluminium electrolutic capacitor module, above oblique upper or side above electrolytic capacitor module；
Positive and negative electrode input terminal above the aluminium electrolutic capacitor module is alternatively selected：Stud connection, the embedded nut of protrusion
One group of sheet metal that connection, module casing stretch out.
7. aluminium electroloysis according to claim 1 and thin film capacitor parallel connection Application of composite module, it is characterised in that described thin
The thin film capacitor of membrane capacitance module alternatively mounting means：Every group of lead-out terminal both sides and three, two of centre position
Or one；The quantity that the corresponding vacant position of laminated bus bar is arbitrarily arranged.
8. aluminium electroloysis according to claim 1 and thin film capacitor parallel connection Application of composite module, it is characterised in that described one
Body enclosure is roughly divided into two empty slots and corresponds to aluminium electrolutic capacitor module and thin film capacitor module installation room respectively.
9. aluminium electroloysis according to claim 8 and thin film capacitor parallel connection Application of composite module, it is characterised in that described thin
Membrane capacitance loads corresponding groove position in the shell, distinguishes embedding, the thin-film capacitor with the aluminium electrolutic capacitor module
Device is potted or is bonded, and is connected as one stack bus bar, capacitor and the housing of the thin film capacitor module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711133797.2A CN107946081B (en) | 2017-11-16 | 2017-11-16 | Aluminium electrolutic capacitor and thin film capacitor parallel connection compound die group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711133797.2A CN107946081B (en) | 2017-11-16 | 2017-11-16 | Aluminium electrolutic capacitor and thin film capacitor parallel connection compound die group |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107946081A true CN107946081A (en) | 2018-04-20 |
| CN107946081B CN107946081B (en) | 2019-09-10 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711133797.2A Active CN107946081B (en) | 2017-11-16 | 2017-11-16 | Aluminium electrolutic capacitor and thin film capacitor parallel connection compound die group |
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| Country | Link |
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| CN (1) | CN107946081B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110071098A (en) * | 2019-05-06 | 2019-07-30 | 深圳市汇北川电子技术有限公司 | A kind of method of power modules capacitance arrangement |
| CN115881441A (en) * | 2023-03-03 | 2023-03-31 | 电子科技大学 | Solid capacitor with low equivalent series resistance and manufacturing method thereof |
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| CN102522228A (en) * | 2011-12-27 | 2012-06-27 | 北京金风科创风电设备有限公司 | Voltage Support Capacitor Module |
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| CN103065805A (en) * | 2013-01-08 | 2013-04-24 | 周旺龙 | Rectangular aluminum electrolytic capacitor module with heat dissipation surface and structure of module |
| JP2013243282A (en) * | 2012-05-22 | 2013-12-05 | Toyota Motor Corp | Film capacitor |
| CN103618306A (en) * | 2013-11-23 | 2014-03-05 | 冶金自动化研究设计院 | Low-voltage servo driver distributed hybrid direct current bus energy storage filter |
| CN204190610U (en) * | 2014-09-02 | 2015-03-04 | 深圳茂硕电气有限公司 | A kind of photovoltaic DC-to-AC converter reduces the circuit that complete machine exports EMI |
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| CN102969908A (en) * | 2011-09-01 | 2013-03-13 | 周旺龙 | Capacitor unit combined structure for inverters of electric vehicles |
| CN102522228A (en) * | 2011-12-27 | 2012-06-27 | 北京金风科创风电设备有限公司 | Voltage Support Capacitor Module |
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| CN115881441A (en) * | 2023-03-03 | 2023-03-31 | 电子科技大学 | Solid capacitor with low equivalent series resistance and manufacturing method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107946081B (en) | 2019-09-10 |
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