CN105097303B - A kind of capacitor body pin configuration and welding procedure - Google Patents
A kind of capacitor body pin configuration and welding procedure Download PDFInfo
- Publication number
- CN105097303B CN105097303B CN201410208652.4A CN201410208652A CN105097303B CN 105097303 B CN105097303 B CN 105097303B CN 201410208652 A CN201410208652 A CN 201410208652A CN 105097303 B CN105097303 B CN 105097303B
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- Prior art keywords
- welding
- aluminium foil
- protruding end
- fuse
- foil protruding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000003466 welding Methods 0.000 title claims abstract description 137
- 238000000034 method Methods 0.000 title claims abstract description 52
- 239000003990 capacitor Substances 0.000 title claims abstract description 34
- 239000005030 aluminium foil Substances 0.000 claims abstract description 80
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 48
- 229910052802 copper Inorganic materials 0.000 claims abstract description 48
- 239000010949 copper Substances 0.000 claims abstract description 48
- 229910052751 metal Inorganic materials 0.000 claims abstract description 12
- 239000002184 metal Substances 0.000 claims abstract description 12
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 9
- 238000004519 manufacturing process Methods 0.000 claims abstract description 5
- 230000004888 barrier function Effects 0.000 claims description 4
- 239000004411 aluminium Substances 0.000 claims description 2
- 229910052738 indium Inorganic materials 0.000 claims 1
- 229910000679 solder Inorganic materials 0.000 abstract description 13
- 230000008569 process Effects 0.000 abstract description 10
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 abstract description 3
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 abstract description 3
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 4
- 238000005476 soldering Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000000123 paper Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- 229910020994 Sn-Zn Inorganic materials 0.000 description 1
- 229910009069 Sn—Zn Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000002655 kraft paper Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- GZCWPZJOEIAXRU-UHFFFAOYSA-N tin zinc Chemical compound [Zn].[Sn] GZCWPZJOEIAXRU-UHFFFAOYSA-N 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
- Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
- Fuses (AREA)
Abstract
The invention discloses a kind of capacitor body lead welding procedure and the structure of the capacitor body lead produced by this technique, the technique includes two key steps, one is fuse 3 and the welding of element aluminium foil protruding end 4, the second is copper soft whipping wire 6 and the welding of element aluminium foil protruding end 4, welding is welded using metal ultrasonic, and welding piece made of scale copper or flake aluminum need to be used during welding.Technique welding quality of the present invention improves, no rosin joint, to medium not damaged；Without discharge during welding, on human body and environment without influence；Good product consistency, the quality of welding are controlled by equipment, are required relatively low to craftsmanship, are improved properties of product quality and production efficiency；Welding process does not use solder, reduces product cost.
Description
Technical field
The present invention relates to power capacitor technical field, more particularly to a kind of power capacitor fuse pin configuration and welding
Technique.
Background technology
Power capacitor has two kinds at present：Product containing Internal fuse, without Internal fuse product.The core of this two kinds of products is all served as reasons
Some Series Parallel Elements form centers, and element is by electrode --- aluminium foil, insulation energy-accumulating medium --- capacitor film, kraft capacitor paper
Roll and form on special winding apparatus by design requirement；Expose aluminium foil to weld or mechanical clamping connection in element both ends.Capacitor
Solder uses external heated electric iron, dust suction using low temperature tin zinc welding rod and weld tabs, welding equipment when being welded in center lead technique
Device etc.；Material folding uses special Press Plier etc. using scale copper, equipment during mechanical crimp.
Capacitor packet lead technique uses the shortcomings that soldering：(1) the easy sagging of Welding Sn-Zn material enters interelectrode when welding
Medium；This solder temperature is enough to destroy dielectric layer, is allowed to shrink, melts；Insulation distance and effective energy storage area are reduced, is dropped
The low performance and quality of product.(2) welding is all human weld, when solder horn is with exposing aluminium foil end in contact at various pressures
Medium heat affected zone is difficult to control, and solder fusing is more, and heat affected zone becomes big, the excessive temperature of pressure is too high can scorch dielectric；Pressure
The too small temperature of power is too low to have rosin joint phenomenon.(3) center lead welding is carried out under ultrapurification environment, in welding process
Solder fusing can produce waste gas, be difficult to discharge totally completely, all have an impact to human body and environment.(4) soldering tip holds in welding process
It is oxidizable, it is necessary to which frequent cleaning treatment, have impact on production efficiency.
Capacitor packet lead technique uses the shortcomings that mechanical crimp：The aluminium foil that element both ends are exposed passes through material folding scale copper
Mechanical crimp, capacitor are influenceed easily to loosen at crimping by alternating electric field, discharge and recharge in the process of running, and reducing connection can
By property, contact resistance becomes big, and the capability and performance of product is difficult to control, and capacitor safe operation is difficult to ensure that.
Disadvantages mentioned above causes reason：
Capacitor packet lead technique uses soldering：(1) this technical process is all manual operation, craftsmanship's dispersiveness compared with
Greatly.(2) characteristic of solder in itself, waste gas can be produced in welding process by determining.(3) solder horn produces oxidation by technical process
The influence of middle temperature and environment.
Capacitor packet lead technique uses mechanical crimp：By the mechanical performance feature of aluminium foil in itself, (capacitor aluminium foil is thick
Spend between 4.5 μm~6.5 μm) influence, in mechanical crimp technical process between aluminium foil and scale copper, Press Plier and thin copper
Forced position, direction, size are difficult to control between piece.
The content of the invention
, can be neither defeated to workpiece it is an object of the invention to provide being to propose a kind of capacitor body lead welding procedure
Power transmission stream, also high temperature heat source is not imposed to workpiece, simply under static pressure, frequency electromagnetic waves vibrational energy is changed into ultrasound
Ripple, it is by the metallurgical binding that energy is converted between the frictional work, deformation energy and limited temperature rise aluminium foils of workplace by luffing pipe
A kind of solid State Welding, the technique are equally applicable to all electrical connections being electrically connected in power system auxiliary products.
For achieving the above object, present invention employs the following two kinds technical scheme：
Technique A：
A kind of capacitor body lead welding procedure, it is characterised in that comprise the following steps,
Step 1：Fuse and welding piece are subjected to welding with supersonic welder and form fuse welding piece component；
Step 2：Welding piece in step 1 is formed into holder after folding twice, using nipper plier by holder set
It is then with supersonic welder that the aluminium foil of fuse welding piece component and element is convex on the aluminium foil protruding end of element and clamping and positioning
Go out to hold firm welding to realize electrical connection；
Step 3：Copper soft whipping wire and several welding pieces are formed into copper soft whipping wire welding piece with ultrasonic bonding Series connection welding
Component
Step 4：Several welding pieces in step 3 are formed into holder after folding twice, will be pressed from both sides using nipper plier
Gripping member is enclosed on the aluminium foil protruding end of element and clamping and positioning, then with supersonic welder by copper soft whipping wire welding piece component and member
The aluminium foil protruding end firm welding of part realizes electrical connection.
Technique B：
A kind of capacitor body lead welding procedure, it is characterised in that comprise the following steps,
Step 1：Welding piece is processed into holder, and is enclosed on the aluminium foil protruding end of element, fuse is positioned over welding
Between piece and aluminium foil protruding end, then with nipper plier by welding piece, fuse and aluminium foil protruding end clamping and positioning；
Step 2：Welding piece, fuse and aluminium foil protruding end firm welding are realized with supersonic welder and are electrically connected；
Step 3：Copper soft whipping wire and several welding pieces are formed into copper soft whipping wire welding piece with ultrasonic bonding Series connection welding
Component；
Step 4：Several welding pieces in step 3 are formed into holder after folding twice, will be pressed from both sides using nipper plier
Gripping member is enclosed on the aluminium foil protruding end of element and clamping and positioning, then with supersonic welder by copper soft whipping wire welding piece component and member
The aluminium foil protruding end firm welding of part realizes electrical connection.
The holder that above-mentioned welding piece is formed includes two sides one bottom surface.
Preferably, the welding piece is flake aluminum or scale copper, is shaped as rectangle, and fillet is enclosed in rectangle corner, and length is
25mm~35mm, width are 15~25mm, and thickness is 0.05mm~0.2mm.
Preferably, the supersonic welder is metal ultrasonic welding machine.
Using the structure of the above-mentioned technique A or technique B capacitor body leads manufactured, including inside barrier liner
Element, element both ends the aluminium foil protruding end, fuse and the copper soft whipping wire that expose, it is characterised in that also include by flake aluminum or
Welding piece made of scale copper, the welding piece form holder after folding twice and are clamped on the aluminium foil protruding end, institute
State fuse to be positioned between welding piece and aluminium foil protruding end, the fuse, welding piece and aluminium foil protruding end pass through metal ultrasonic
Electrical connection is realized in welding.
Further, the copper soft whipping wire arranged along aluminium foil protruding end upper end according to sine curve, be fixed on welding piece with
Between aluminium foil protruding end, the copper soft whipping wire, welding piece and aluminium foil protruding end are welded by metal ultrasonic and realize electrical connection；
Expose element-external as the fuse exit being connected with external circuit in the copper soft whipping wire both ends.
Further, fuse and the solder joint of aluminium foil protruding end are located at the side of aluminium foil protruding end, and copper soft whipping wire and aluminium foil are convex
The solder joint for going out end is located at the top surface of aluminium foil protruding end.
Above-mentioned power capacitor fuse lead ultrasonic welding process is made up of two parts technique：1st, fuse and element aluminium foil
Weld protruding end；2nd, soft whipping wire and element aluminium foil protruding end are welded.Capital equipment used in its technique is metal ultrasonic welding machine,
Nipper plier, main material are element, welding piece (flake aluminum or scale copper), fuse, copper soft whipping wire.
Beneficial effect：
Capacitor body lead welding procedure of the present invention has the following advantages that：
(1) welding quality improves, no rosin joint, to medium not damaged.
(2) without discharge when welding, on human body and environment without influence.
(3) good product consistency, the quality of welding are controlled by equipment, are required relatively low to craftsmanship, are improved product
Can quality and production efficiency.
(4) welding process does not use solder, reduces product cost.
Brief description of the drawings
Fig. 1 is the flow chart of fuse of the present invention and aluminium foil protruding end welding procedure A routes；
Fig. 2 is the flow chart of fuse of the present invention and aluminium foil protruding end welding procedure B routes；
Fig. 3 is copper soft whipping wire of the present invention and the flow chart of aluminium foil protruding end welding procedure；
Fig. 4 is the partial structural diagram of capacitor body pin configuration of the present invention；
Fig. 5 is the structural representation in A-A directions in Fig. 4；
Fig. 6 is the structural representation in B-B directions in Fig. 4；
Fig. 7 is the overall structure diagram of capacitor body pin configuration of the present invention
Wherein, 1, element, 2, welding piece；3rd, fuse；4th, aluminium foil protruding end；5th, barrier liner；6th, copper soft whipping wire.
Embodiment
Technical scheme is further described below in conjunction with accompanying drawing and a preferred embodiment.
Embodiment：
A kind of capacitor body lead welding procedure includes two key steps, one is fuse 3 protrudes with element aluminium foil
The welding at end 4, the second is copper soft whipping wire 6 and the welding of element aluminium foil protruding end 4；
1st, wherein fuse 3 and the welding procedure of element aluminium foil protruding end 4 can be carried out according to the following two kinds technique.
1.1 according to technique A routes, as shown in Figure 1：
Fuse 3 and the welding procedure of element aluminium foil protruding end 4, including
Step A01：Fuse 3 and welding piece 2 are subjected to welding with supersonic welder and form fuse welding piece component；
Step A02：Welding piece 2 in step A01 is formed into holder after folding twice, using nipper plier by holder
Simultaneously clamping and positioning is enclosed on the aluminium foil protruding end 4 of element 1；
Step A03：With metal ultrasonic welding machine by the firm welding of aluminium foil protruding end 4 of fuse welding piece component and element 1
Realize the electrical connection of fuse 3 and aluminium foil protruding end 4；
1.2 according to technique B routes, as shown in Figure 2：
Fuse 3 and the welding procedure of element aluminium foil protruding end 4, including
Step B01：Welding piece 2 is processed into holder, and is enclosed on the aluminium foil protruding end 4 of element 1, fuse 3 is placed
Between welding piece 2 and aluminium foil protruding end 4, then with nipper plier by welding piece 2, fuse 3 and the clamping and positioning of aluminium foil protruding end 4；
Step B02：Welding piece 2, fuse 3 and the firm welding of aluminium foil protruding end 4 are realized into fuse 3 with metal ultrasonic welding machine
With the electrical connection of aluminium foil protruding end 4；
2nd, copper soft whipping wire 6 and the welding procedure of element aluminium foil protruding end 4, as shown in figure 3, including
Step C01：Copper soft whipping wire 6 and several welding pieces 2 are formed into copper soft whipping wire with ultrasonic bonding Series connection welding to weld
Contact pin component；
Step C02：Several welding pieces 2 in step C01 are formed into holder after folding twice, will using nipper plier
Holder is enclosed on the aluminium foil protruding end 4 of element 1 and clamping and positioning；
Step C03：Jail is welded into the aluminium foil protruding end (4) of copper soft whipping wire welding piece component and element 1 with supersonic welder
Solid existing copper soft whipping wire 6 is electrically connected with element aluminium foil protruding end 4.
Above-mentioned welding piece 2 is flake aluminum or scale copper, is shaped as rectangle, and fillet is enclosed in rectangle corner, length 30mm, wide
Spend for 20mm, thickness 0.1mm.
So far capacitor body lead welding procedure of the present invention is completed, and it is supporting that this technique is equally applicable to power system
All electrical connections being electrically connected in product.
As shown in Figure 4 to 7：
Using the structure of the capacitor body lead of above-mentioned technique manufacture gained, including inside barrier liner 5
Aluminium foil protruding end 4, fuse 3 and the copper soft whipping wire 6 that element 1, the both ends of element 1 are exposed, in addition to by flake aluminum or scale copper system
Into welding piece 2, the welding piece 2 forms holder after folding twice and is clamped on the aluminium foil protruding end 4, the fuse
3 are positioned between welding piece 2 and aluminium foil protruding end 4, and the fuse 3, welding piece 2 and aluminium foil protruding end 4 pass through metal ultrasonic
Electrical connection is realized in welding.
Further, the copper soft whipping wire 6 arranges according to sine curve along the upper end of aluminium foil protruding end 4, is fixed on welding piece 2
Between aluminium foil protruding end 4, the copper soft whipping wire 6, welding piece 2 are welded with aluminium foil protruding end 4 by metal ultrasonic realizes electricity
Gas connects；Expose outside element 1 as the fuse exit being connected with external circuit at the both ends of copper soft whipping wire 6.
Further, fuse 3 and the solder joint of aluminium foil protruding end 4 are located at the side of aluminium foil protruding end 4, copper soft whipping wire 6 and aluminium
The solder joint of paper tinsel protruding end 4 is located at the top surface of aluminium foil protruding end 4.
It is pointed out that as described above is only to explain the preferred embodiments of the invention, it is right according to this to be not intended to
The present invention makees any formal limitation, therefore all have any modification for making the relevant present invention under identical spirit
Or change, it should all be included in that the invention is intended to the category protected.
Claims (6)
- A kind of 1. capacitor body lead welding procedure, it is characterised in that comprise the following steps,Step 1：Fuse (3) and welding piece (2) are subjected to welding with supersonic welder and form fuse welding piece component；Step 2：Welding piece (2) in step 1 is formed into holder after folding twice, is enclosed on holder using nipper plier On the aluminium foil protruding end (4) of element (1) and clamping and positioning, then with supersonic welder by fuse welding piece component and element (1) Aluminium foil protruding end (4) firm welding realize electrical connection；Step 3：Copper soft whipping wire (6) and several welding pieces (2) are formed into copper soft whipping wire with ultrasonic bonding Series connection welding to weld Piece component；Step 4：Several welding pieces (2) in step 3 are formed into holder after folding twice, will be clamped using nipper plier Part is enclosed on the aluminium foil protruding end (4) of element (1) and clamping and positioning, then with supersonic welder by copper soft whipping wire welding piece component Realize and be electrically connected with aluminium foil protruding end (4) firm welding of element (1).
- A kind of 2. capacitor body lead welding procedure, it is characterised in that comprise the following steps,Step 1：Welding piece (2) is processed into holder, and is enclosed on the aluminium foil protruding end (4) of element (1), fuse (3) is put It is placed between welding piece (2) and aluminium foil protruding end (4), then with nipper plier by welding piece (2), fuse (3) and aluminium foil protruding end (4) clamping and positioning；Step 2：Welding piece (2), fuse (3) and aluminium foil protruding end (4) firm welding are realized with supersonic welder and electrically connected Connect；Step 3：Copper soft whipping wire (6) and several welding pieces (2) are formed into copper soft whipping wire with ultrasonic bonding Series connection welding to weld Piece component；Step 4：Several welding pieces (2) in step 3 are formed into holder after folding twice, will be clamped using nipper plier Part is enclosed on the aluminium foil protruding end (4) of element (1) and clamping and positioning, then with supersonic welder by copper soft whipping wire welding piece component Realize and be electrically connected with aluminium foil protruding end (4) firm welding of element (1).
- 3. capacitor body lead welding procedure according to claim 1 or 2, it is characterised in that the welding piece is thin Aluminium flake or scale copper, are shaped as rectangle, and rectangle corner is fillet, and length is 25mm~35mm, and width is 15~25mm, thickness For 0.05mm~0.2mm.
- 4. capacitor body lead welding procedure according to claim 1 or 2, it is characterised in that the supersonic welder For metal ultrasonic welding machine.
- 5. the structure of the capacitor body lead using the technique manufacture of claim 1 or 2, including installed in barrier liner (5) aluminium foil protruding end (4), fuse (3) and copper soft whipping wire (6), its feature that internal element (1), element (1) both ends are exposed exist In, in addition to welding piece (2) made of flake aluminum or scale copper, the welding piece (2) form clamping after folding twice Part is clamped on the aluminium foil protruding end (4), and the fuse (3) is positioned between welding piece (2) and aluminium foil protruding end (4), institute State fuse (3), welding piece (2) is welded by metal ultrasonic with aluminium foil protruding end (4) and realizes electrical connection.
- 6. the structure of capacitor body lead according to claim 5, it is characterised in that the copper soft whipping wire (6) is along aluminium Paper tinsel protruding end (4) upper end arranges according to sine curve, is fixed between welding piece (2) and aluminium foil protruding end (4), the soft strand of copper Line (6), welding piece (2) are welded with aluminium foil protruding end (4) by metal ultrasonic realizes electrical connection；The copper soft whipping wire (6) It is outside as the fuse exit being connected with external circuit that element (1) is exposed at both ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410208652.4A CN105097303B (en) | 2014-05-16 | 2014-05-16 | A kind of capacitor body pin configuration and welding procedure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410208652.4A CN105097303B (en) | 2014-05-16 | 2014-05-16 | A kind of capacitor body pin configuration and welding procedure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105097303A CN105097303A (en) | 2015-11-25 |
| CN105097303B true CN105097303B (en) | 2018-01-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410208652.4A Expired - Fee Related CN105097303B (en) | 2014-05-16 | 2014-05-16 | A kind of capacitor body pin configuration and welding procedure |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1247372A (en) * | 1998-09-07 | 2000-03-15 | 松下电器产业株式会社 | Aluminium electrolytic capacitor and mfg. method thereof |
| JP2002324737A (en) * | 2001-04-25 | 2002-11-08 | Matsushita Electric Ind Co Ltd | Capacitor manufacturing method and capacitor |
| CN2631019Y (en) * | 2003-07-10 | 2004-08-04 | 刘国光 | Case-inlaid sealed capacitor |
| JP2007220857A (en) * | 2006-02-16 | 2007-08-30 | Matsushita Electric Ind Co Ltd | Method and apparatus for welding lead wire for aluminum electrolytic capacitor |
| CN101667491A (en) * | 2009-10-13 | 2010-03-10 | 上海思源电力电容器有限公司 | Process for producing core of high-voltage capacitor |
| CN103531357A (en) * | 2013-10-14 | 2014-01-22 | 正泰电气股份有限公司 | Power capacitor and manufacturing method thereof |
| CN103779103A (en) * | 2012-10-18 | 2014-05-07 | 双登集团股份有限公司 | Starting type supercapacitor module |
-
2014
- 2014-05-16 CN CN201410208652.4A patent/CN105097303B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1247372A (en) * | 1998-09-07 | 2000-03-15 | 松下电器产业株式会社 | Aluminium electrolytic capacitor and mfg. method thereof |
| JP2002324737A (en) * | 2001-04-25 | 2002-11-08 | Matsushita Electric Ind Co Ltd | Capacitor manufacturing method and capacitor |
| CN2631019Y (en) * | 2003-07-10 | 2004-08-04 | 刘国光 | Case-inlaid sealed capacitor |
| JP2007220857A (en) * | 2006-02-16 | 2007-08-30 | Matsushita Electric Ind Co Ltd | Method and apparatus for welding lead wire for aluminum electrolytic capacitor |
| CN101667491A (en) * | 2009-10-13 | 2010-03-10 | 上海思源电力电容器有限公司 | Process for producing core of high-voltage capacitor |
| CN103779103A (en) * | 2012-10-18 | 2014-05-07 | 双登集团股份有限公司 | Starting type supercapacitor module |
| CN103531357A (en) * | 2013-10-14 | 2014-01-22 | 正泰电气股份有限公司 | Power capacitor and manufacturing method thereof |
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| Publication number | Publication date |
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| CN105097303A (en) | 2015-11-25 |
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