WO2003092023A1 - Kondensatormodul und kondensatorbatterie mit dem kondensatormodul - Google Patents
Kondensatormodul und kondensatorbatterie mit dem kondensatormodul Download PDFInfo
- Publication number
- WO2003092023A1 WO2003092023A1 PCT/DE2003/001209 DE0301209W WO03092023A1 WO 2003092023 A1 WO2003092023 A1 WO 2003092023A1 DE 0301209 W DE0301209 W DE 0301209W WO 03092023 A1 WO03092023 A1 WO 03092023A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- capacitor
- housings
- capacitor module
- module according
- capacitors
- Prior art date
Links
- 239000003990 capacitor Substances 0.000 title claims abstract description 148
- 239000002184 metal Substances 0.000 claims description 2
- 238000004804 winding Methods 0.000 description 12
- 239000011888 foil Substances 0.000 description 11
- 238000010276 construction Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000003466 welding Methods 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
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/38—Multiple capacitors, i.e. structural combinations of fixed capacitors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/224—Housing; Encapsulation
-
- 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
Definitions
- capacitors for example double-layer capacitors
- the cell voltage is limited to a few volts. Since the operating voltages are much higher in most applications, several capacitors must be connected in series to form a capacitor module.
- the individual capacitors are connected to further capacitors via busbars by means of screwed connections (see FIG. 1).
- Conventional capacitor modules of this type have the disadvantage that, due to the numerous screw connections, a considerable amount of installation work has to be carried out, which is very time-consuming and cost-intensive and increases the internal resistance of the capacitor module.
- the aim of the present invention is to provide a capacitor module which is improved with regard to the disadvantages mentioned above.
- the invention describes a capacitor module in which a first and a second capacitor are each located in separate, metallically conductive housings which are sealed off from one another.
- Each of the housings represents one pole of the capacitors, both housings being at least partially positively connected directly to one another via a mutual contact surface. This creates an internal electrical connection.
- Each capacitor has at least one first connection, electrically insulated from the housing, for external electrical contacting of the module.
- the advantage of a capacitor module according to the invention is that the two electrically conductive housings, in which the capacitors are housed, touch directly via a contact surface. Since there is a direct electrical connection between the two housings (see FIG. 2), the screw connections which were previously used to make contact between the two capacitors in conventional capacitor modules can be saved (see FIG. 1).
- capacitor modules according to the invention can be produced more cost-effectively than conventional modules with less assembly effort.
- capacitor modules according to the invention also have a lower weight and a lower internal resistance than conventional capacitor modules, which has a particularly favorable effect on the use of the capacitor modules according to the invention in automotive applications, for example in automobiles. Due to the close thermal coupling of the two capacitors in the capacitor module according to the invention, the different self-discharge behavior of the two capacitors is at least partially compensated for, so that the complex measures for voltage balancing already mentioned above are eliminated in the capacitor modules according to the invention.
- the direct contact between the two metallically conductive housings thus enables a particularly simple series connection of capacitors in a capacitor module according to the invention.
- the capacitor housings are sealed and separated from each other to ensure that the electrolyte is not exposed to excessive voltage.
- the first connections electrically insulated from the housing generally serve to contact the capacitors located in the housing, for example in the form of capacitor foils.
- Capacitors generally consist of two electrode layers, between which a porous separator is arranged. Both the separator and the
- Electrode layers are in contact with an electrolyte solution.
- the layer arrangements of the electrode layers and the separators can be rolled up to form capacitor windings.
- the capacitor module has at least one second electrical connection that is electrically conductively connected to the housing. This makes it possible to also electrically contact the capacitor housing, which has a different potential than the capacitor, so that parallel connections of capacitors are also possible in a capacitor module according to the invention.
- the housings of the capacitors each have a rectangular cross section. This means that the housings are rectangular. But it is also possible that the housing is flattened or rounded at the corners. Rectangular housings can be accommodated in a space-saving way in capacitor modules.
- the two housings are arranged at least partially in a form-fitting manner in the capacitor module, so that a contact surface is formed between the two housings.
- the housing each have a 'round cross section.
- the capacitor housings are cylindrical, for example.
- the flat bottoms of both housings can be electrically conductively connected to a metal plate. This means that in the case of cylindrical housings, an electrical connection is established not only through the direct contacting of the two housings, but also through an electrical connection conductive plate that is electrically connected to both housings.
- the bottoms of both housings are arranged at least partially in a form-fitting manner and can therefore form a contact surface with a corresponding coaxial arrangement behind one another.
- a particularly large contact area is achieved which enables a particularly good electrical connection between the two capacitors.
- the two housings are welded together. This has the advantage that a particularly good and permanent electrical connection is established between the two housings, which is also mechanically resilient. Furthermore, welding also offers protection against oxidation of the contact surface.
- the two capacitor housings e.g. to be screwed together or connected to one another by accommodating them in a single, larger housing.
- At least one capacitor module according to the invention is connected to further capacitor modules and / or capacitors, a capacitor battery results.
- the individual modules or individual capacitors are connected in series in a capacitor bank.
- Has a capacitor bank with capacitor modules according to the invention the advantage that, as is the case with the series connection of individual capacitors, half of the screw connections and the problems associated therewith, for example the high assembly costs, can be saved.
- Figure 1 shows a conventional capacitor module
- FIG. 2 shows a variant of a capacitor module according to the invention
- FIGS. 3A and 3B show a variant of a capacitor module according to the invention in cross section and in top view, in which the respective capacitors are contacted axially.
- FIGS. 4A and 4B show another variant of a capacitor according to the invention in perspective view and in top view, in which the respective capacitors are contacted radially.
- FIG. 5 shows an advantageous embodiment of a capacitor module according to the invention with tubular capacitor housings.
- FIG. 6 shows a capacitor bank in which two capacitor modules according to the invention are connected to one another.
- FIG. 1 shows a conventional capacitor module in which the housings 5A and 5B of the individual capacitors 10A and 10B do not make direct contact.
- the individual capacitors 10A and 10B can be in the form of capacitor windings, for example. These capacitor windings each contact first electrical connections 2A and 2B, which are each electrically insulated from the ones by means of insulating rings 6A or 6B respective capacitor housings. These first electrical connections contact a first electrode foil in the capacitor windings. The second electrode foil in the respective capacitor windings makes contact with the second electrical connections 4A and 4B, which are electrically conductively connected to the respective capacitor housings. A potential is therefore applied to the capacitor housing.
- the electrical contact between the two capacitors of the conventional capacitor module takes place via the contact plate 11A and corresponding screw connections between the electrical connections 4A and 2B. As already described above, this conventional type of contacting is very time-consuming, material-intensive and therefore also cost-intensive.
- FIG. 2 shows a variant of a capacitor module 1 according to the invention, in which the two capacitor housings 5A and 5B have a rectangular cross section.
- the two housings make contact via their side surfaces, so that a contact surface is formed which allows a direct electrical connection between the two capacitor housings and thus also between the two capacitors 10A and 10B.
- An electrode film of the respective capacitors which are shown here by way of example as a capacitor winding, contacts the first electrical connections 2A and 2B, which are each electrically insulated from their respective housings by the insulating rings 6A and 6B.
- the respective second electrode foils of the capacitor windings 10A and 10B contact their respective housings via the contact points 3A and 3B, so that the potential of the second electrode foil is applied to them.
- FIGS. 1 and 2 makes it clear that the contacting between the two capacitors and the two connections 4a and 2b made by the additional contact plate ILA in FIG. 1 can be omitted in the case of capacitor modules according to the invention.
- FIG. 3a shows in cross section a variant of a capacitor module according to the invention, in which the rectangular capacitor housing housed capacitor winding can be contacted axially.
- one electrode foil contacts the respective connections 2A and 2B, while the other electrode foil contacts the housing via the contact points 3A and 3B.
- FIG. 3B shows the capacitor module shown in cross section in FIG. 3A in a top view.
- the respective first electrical connections 2A and 2B can be seen, which are each electrically insulated from their respective housings by the insulating disks 6A and 6B.
- FIG. 4a shows an embodiment of a capacitor module according to the invention in a perspective view, in which the electrode foils of the capacitor windings 10A and 10B are contacted radially.
- the electrode foils of the capacitor winding contact the first electrical connections 2A or 2B or the respective contact points 7A or 7B with their housings.
- Such capacitor modules with rectangular capacitor housings and radial contacts allow a particularly space-saving construction of capacitor batteries.
- FIG. 4B shows a top view of the capacitor module according to the invention shown in FIG. 4A in a perspective view.
- the respective first electrical connections 2A and 2B and the contact points 7A and 7B for the housing can be seen.
- FIG. 5 shows a further embodiment of a capacitor module according to the invention with two coaxial cylindrical capacitor housings 5A and 5B. It can be seen that this Variant, the capacitor housing contact each other positively through their respective, flat shaped floors. In the case of tubular condenser housings, the surfaces are referred to as the flat upper or lower sides of the tubes. In the case of tubular capacitor housings, this type of contacting permits a particularly large contact area between the two housings and thus a particularly good electrical connection.
- FIG. 6 shows a capacitor bank in which two capacitor modules according to the invention are connected in series.
- the electrical potentials of the respective first electrical connections or the contacting points to the housing are exemplified for a series connection.
- Such a capacitor bank requires significantly fewer screw connections than conventional capacitor banks.
- Each of the two housings (5A, 5B) each represents a pole of one of the capacitors (10A, 10B).
- the two housings are at least partially positively connected to one another via a mutual contact surface between the two housings, an internal electrical connection being produced.
- the two capacitors (10A, 10B) have different polarities, each of which is inverse to one another, resulting in an internal series connection of the two capacitors (10A, 10B).
- capacitor module according to the invention are also possible in the embodiments of the capacitors, which instead of the capacitor windings shown here also e.g. can consist of unrolled layer stacks.
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
- Electric Double-Layer Capacitors Or The Like (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2004-7017126A KR20040101555A (ko) | 2002-04-24 | 2003-04-11 | 커패시터 모듈 및 상기 커패시터 모듈을 포함하는커패시터 배터리 |
EP03722272A EP1497841A1 (de) | 2002-04-24 | 2003-04-11 | Kondensatormodul und kondensatorbatterie mit dem kondensatormodul |
US10/512,147 US20050168911A1 (en) | 2002-04-24 | 2003-04-11 | Capacitor module and capacitor battery comprising the same |
JP2004500304A JP2005524227A (ja) | 2002-04-24 | 2003-04-11 | コンデンサモジュールおよび該コンデンサモジュールを有するコンデンサバッテリー |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10218295.7 | 2002-04-24 | ||
DE10218295A DE10218295A1 (de) | 2002-04-24 | 2002-04-24 | Kondensatormodul und Kondensatorbatterie mit dem Kondensatormodul |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2003092023A1 true WO2003092023A1 (de) | 2003-11-06 |
Family
ID=29224724
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/DE2003/001209 WO2003092023A1 (de) | 2002-04-24 | 2003-04-11 | Kondensatormodul und kondensatorbatterie mit dem kondensatormodul |
Country Status (7)
Country | Link |
---|---|
US (1) | US20050168911A1 (de) |
EP (1) | EP1497841A1 (de) |
JP (1) | JP2005524227A (de) |
KR (1) | KR20040101555A (de) |
CN (1) | CN1650376A (de) |
DE (1) | DE10218295A1 (de) |
WO (1) | WO2003092023A1 (de) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102004054082A1 (de) * | 2004-11-09 | 2006-05-11 | Epcos Ag | Elektischer Kondensator und Kondensatormodul |
WO2006116967A2 (de) * | 2005-05-02 | 2006-11-09 | Epcos Ag | Leistungskondensator |
DE102004047762B4 (de) * | 2004-09-30 | 2007-07-12 | Epcos Ag | Kondensatormodul |
US8339767B2 (en) | 2005-05-02 | 2012-12-25 | Epcos Ag | Power capacitor |
US8795869B2 (en) | 2007-04-24 | 2014-08-05 | Batscap | Module for an electric energy storage assembly |
US8906531B2 (en) | 2007-05-15 | 2014-12-09 | Blue Soloutions | Module for electric energy storage assemblies for ageing detection of said assemblies |
FR3020397A1 (fr) * | 2014-04-25 | 2015-10-30 | Ene29 S Ar L | Sonde de generation d'ondes sismiques |
EP3457418A1 (de) * | 2017-09-18 | 2019-03-20 | Siemens Mobility GmbH | Niederinduktiver kondensator und kondensatorbank |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1560237A1 (de) * | 2004-01-28 | 2005-08-03 | Wilson Greatbatch Technologies, Inc. | Kondensatorenverbindersdesign |
DE102004049185A1 (de) * | 2004-07-09 | 2006-01-26 | Epcos Ag | Kondensator und Kondensatormodul |
WO2006005277A1 (de) * | 2004-07-09 | 2006-01-19 | Epcos Ag | Kondensator und kondensatormodul |
DE102004035810A1 (de) * | 2004-07-23 | 2006-02-16 | Epcos Ag | Kondensatormodul |
DE102004039231A1 (de) * | 2004-08-12 | 2006-02-23 | Epcos Ag | Kondensatormodul |
DE102005018172A1 (de) * | 2005-04-19 | 2006-10-26 | Conti Temic Microelectronic Gmbh | Leistungskondensator |
DE102005032092B4 (de) * | 2005-07-08 | 2009-05-14 | Epcos Ag | Kondensatormodul |
CN101202162B (zh) * | 2007-11-13 | 2010-05-19 | 上海新时达电气股份有限公司 | 直流母排的固定连接结构 |
DE102008046324A1 (de) | 2008-08-29 | 2010-04-01 | Stribel Production Gmbh | Spannungsversorgung |
DE102008062657A1 (de) * | 2008-12-04 | 2010-06-10 | Stribel Production Gmbh | Energiespeichereinrichtung |
EP2456040A1 (de) | 2010-11-19 | 2012-05-23 | Flextronic Int.Kft | Schaltung zum Speichern elektrischer Energie |
DE102011012631B4 (de) * | 2011-02-15 | 2020-11-12 | Sew-Eurodrive Gmbh & Co Kg | Energiespeicher |
FR3015548B1 (fr) | 2013-12-20 | 2016-01-08 | Ene29 S Ar L | Outil de stimulation de puits comportant des elements capacitifs electriquement en parallele |
KR102139759B1 (ko) * | 2015-01-20 | 2020-07-31 | 삼성전기주식회사 | 적층 세라믹 전자 부품 |
DE102015215597B4 (de) | 2015-08-14 | 2021-05-20 | Audi Ag | Energiespeicheranordnung, insbesondere für ein Kraftfahrzeug, Kraftfahrzeug und Verfahren zur Herstellung einer Energiespeicheraufnahme für eine Energiespeicheranordnung |
DE102016000931A1 (de) * | 2016-01-28 | 2017-08-03 | Electronicon Kondensatoren Gmbh | Niederinduktiver elektrischer Außenanschluss für in einem Gehäuse angeordnete Wickel elektrischer Leistungskondensatoren |
CN111937108B (zh) * | 2018-04-06 | 2022-07-15 | Tdk电子股份有限公司 | 具有改进的连接部的电解电容器 |
JP7338181B2 (ja) * | 2019-03-15 | 2023-09-05 | Tdk株式会社 | 電子部品 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1081226A (fr) * | 1953-04-27 | 1954-12-16 | Rech S Et D Applic Physicochim | Dispositif pour le montage d'une chaîne sensiblement verticale de condensateurs électriques |
JPS632246A (ja) * | 1986-06-23 | 1988-01-07 | Elna Co Ltd | ボタン形セル収納装置 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1680393U (de) * | 1953-10-02 | 1954-07-22 | Sueddeutsche App Fabrik Gmbh | Gehaeuse fuer kondensatoren, insbesondere elektrolytkondensatoren. |
CA1050361A (en) * | 1974-08-22 | 1979-03-13 | Sprague Electric Company | Method for preparing the container of an electrolytic capacitor |
DE3518236C2 (de) * | 1985-05-21 | 1995-06-01 | Siemens Ag | Vorrichtung zum Haltern einer Mehrzahl von Kondensatoren |
JPH0950938A (ja) * | 1995-08-04 | 1997-02-18 | Elna Co Ltd | 電気二重層コンデンサ |
DE19814700A1 (de) * | 1998-04-01 | 1999-10-07 | Vishay Electronic Gmbh | Leistungskondensator |
US6249422B1 (en) * | 2000-02-01 | 2001-06-19 | Real Power Cap Company | Capacitor module for car audio system |
EP1231618A1 (de) * | 2001-02-09 | 2002-08-14 | National Energy Technology Co., Ltd | Herstellungsverfahren von einem modularen Ultrakondensator-Energiespeicheranordnung |
JP3845370B2 (ja) * | 2002-11-29 | 2006-11-15 | 本田技研工業株式会社 | 蓄電素子モジュール |
-
2002
- 2002-04-24 DE DE10218295A patent/DE10218295A1/de not_active Ceased
-
2003
- 2003-04-11 WO PCT/DE2003/001209 patent/WO2003092023A1/de not_active Application Discontinuation
- 2003-04-11 US US10/512,147 patent/US20050168911A1/en not_active Abandoned
- 2003-04-11 KR KR10-2004-7017126A patent/KR20040101555A/ko not_active Application Discontinuation
- 2003-04-11 EP EP03722272A patent/EP1497841A1/de not_active Withdrawn
- 2003-04-11 CN CNA038092506A patent/CN1650376A/zh active Pending
- 2003-04-11 JP JP2004500304A patent/JP2005524227A/ja not_active Withdrawn
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1081226A (fr) * | 1953-04-27 | 1954-12-16 | Rech S Et D Applic Physicochim | Dispositif pour le montage d'une chaîne sensiblement verticale de condensateurs électriques |
JPS632246A (ja) * | 1986-06-23 | 1988-01-07 | Elna Co Ltd | ボタン形セル収納装置 |
Non-Patent Citations (1)
Title |
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PATENT ABSTRACTS OF JAPAN vol. 012, no. 204 (E - 620) 11 June 1988 (1988-06-11) * |
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102004047762B4 (de) * | 2004-09-30 | 2007-07-12 | Epcos Ag | Kondensatormodul |
DE102004054082A1 (de) * | 2004-11-09 | 2006-05-11 | Epcos Ag | Elektischer Kondensator und Kondensatormodul |
DE102004054082B4 (de) * | 2004-11-09 | 2008-02-28 | Epcos Ag | Gehäuse für einen Kondensator, elektrischer Kondensator und Kondensatormodul |
US8339767B2 (en) | 2005-05-02 | 2012-12-25 | Epcos Ag | Power capacitor |
WO2006116967A3 (de) * | 2005-05-02 | 2007-05-18 | Epcos Ag | Leistungskondensator |
EP2264726A1 (de) * | 2005-05-02 | 2010-12-22 | Epcos Ag | Leistungskondensator |
WO2006116967A2 (de) * | 2005-05-02 | 2006-11-09 | Epcos Ag | Leistungskondensator |
US8416556B2 (en) | 2005-05-02 | 2013-04-09 | Conti Temic Microelectronic Gmbh | Power capacitor |
US8795869B2 (en) | 2007-04-24 | 2014-08-05 | Batscap | Module for an electric energy storage assembly |
US8906531B2 (en) | 2007-05-15 | 2014-12-09 | Blue Soloutions | Module for electric energy storage assemblies for ageing detection of said assemblies |
FR3020397A1 (fr) * | 2014-04-25 | 2015-10-30 | Ene29 S Ar L | Sonde de generation d'ondes sismiques |
EP3457418A1 (de) * | 2017-09-18 | 2019-03-20 | Siemens Mobility GmbH | Niederinduktiver kondensator und kondensatorbank |
WO2019053098A1 (de) * | 2017-09-18 | 2019-03-21 | Siemens Mobility GmbH | Niederinduktiver kondensator |
Also Published As
Publication number | Publication date |
---|---|
US20050168911A1 (en) | 2005-08-04 |
JP2005524227A (ja) | 2005-08-11 |
EP1497841A1 (de) | 2005-01-19 |
CN1650376A (zh) | 2005-08-03 |
DE10218295A1 (de) | 2003-11-13 |
KR20040101555A (ko) | 2004-12-02 |
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