CN106935406A - Power electronic device device - Google Patents
Power electronic device device Download PDFInfo
- Publication number
- CN106935406A CN106935406A CN201610921157.7A CN201610921157A CN106935406A CN 106935406 A CN106935406 A CN 106935406A CN 201610921157 A CN201610921157 A CN 201610921157A CN 106935406 A CN106935406 A CN 106935406A
- Authority
- CN
- China
- Prior art keywords
- line
- positive pole
- power electronic
- electronic device
- converges
- 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.)
- Withdrawn
Links
- 239000003990 capacitor Substances 0.000 claims abstract description 21
- 238000001816 cooling Methods 0.000 claims description 11
- 230000005611 electricity Effects 0.000 claims description 10
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 239000000463 material Substances 0.000 description 6
- 239000003570 air Substances 0.000 description 3
- 239000012080 ambient air Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000615 nonconductor 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
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/40—Structural combinations of fixed capacitors with other electric elements, the structure mainly consisting of a capacitor, e.g. RC combinations
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G2/00—Details of capacitors not covered by a single one of groups H01G4/00-H01G11/00
- H01G2/14—Protection against electric or thermal overload
-
- 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
- H01G4/228—Terminals
- H01G4/232—Terminals electrically connecting two or more layers of a stacked or rolled capacitor
-
- 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
- H01G4/228—Terminals
- H01G4/236—Terminals leading through the housing, i.e. lead-through
-
- 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
- H01G2/00—Details of capacitors not covered by a single one of groups H01G4/00-H01G11/00
- H01G2/08—Cooling arrangements; Heating arrangements; Ventilating arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Inverter Devices (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The present invention relates to a kind of power electronic device device, it carries at least one capacitor (1) being arranged in housing (2), the capacitor converges line (6) and converges line (7) in the middle cathodal current for extending of housing (2) and is electrically connected with least one voltage source (4) and at least one customer by the positive pole electric current extended in housing (2), wherein, the positive pole electric current for being additionally provided with parallel connection converges cathodal current convergence line (11) of line (10) and parallel connection.
Description
Technical field
The present invention relates to a kind of basis in the preamble of claim 1 in detail limit type with least one
The power electronic device device of arrangement capacitor in the housing.
Background technology
Capacitor in the vehicle technology in sufficiently known power electronic device, such as intermediate circuit.Electric capacity
Device arranges in the housing, and converges line by integrated positive pole and cathodal current, that is, so-called bus and voltage source and
Customer is electrically connected.In order to structure size is kept as into very little, the internal structure of power electronic device or capacitor is by being provided with
The housing of the Embedding Material of insulation is realized.Capacitor is for example surrounded as dielectric film wrap (Folienwickeln),
And it is conductively connected to converge line with internal existing positive pole and cathodal current.Different electricity can be reduced by film wrap
The spacing to be maintained between gesture.
It is well known that, when power electronic device runs, by capacitor and the positive pole and negative electricity of the inside of capacitor
Stream converges line and produces substantial amounts of used heat, because the Embedding Material for existing in the housing has the heat conduction for reducing.Running temperature
For example limited strongly by the membrane material for being used in membrane capacitance, so as to need limitation when boundary temperature is reached
Operation.
The content of the invention
Task of the invention is the power electronic device device for proposing the type described by a kind of beginning, wherein, thermic load
It is reduced, and therefore avoids operating limitation.
The task is solved according to the invention through the features of claim 1, wherein, scheme is advantageously improved by appurtenance
Profit requires to be obtained with specification and accompanying drawing.
It is therefore proposed that a kind of power electronic device device with arrangement capacitor in the housing, capacitor by
The positive pole electric current extended in housing converges line and the cathodal current convergence line and at least one voltage source and extremely that extend in the housing
A few customer is electrically connected.
For unrestricted operation and for expanded functionality and in order to reduce thermic load, can be with according to the present invention
It is provided that, is provided with the cathodal current convergence that at least one additional positive pole electric current in parallel converges line and at least one parallel connection
Line.Line or bus are converged by each at least one parallel-current for each voltage interface so that each existing electric current is converged
Line is significantly removed load by the additional conductive cross-sectional that parallel-current converges line, and it causes the shell in power electronic device
Internal portion or used heat in the capacitor are reduced.
A favourable improvement scheme of the invention, can be provided that, the difference of each voltage interface or each pole
The parallel-current of setting converges line and extends outside housing as foreign current convergence line.Thus, the used heat for operationally producing
Can be converged during line for example exports ambient air by foreign current, or by with for example on housing or outside housing
The heat of cooling surface plug into export.The heat formed on bus in parallel can well be derived in like fashion.
The conductive cross-sectional that existing electric current converges line can be in the case where that need not change in the housing with most simple
Mode change.The conductive cross-sectional that the electric current extended outside housing in parallel converges line can for example increase.In this manner,
Existing structure space in housing can be used most preferably.By improving conductive cross-sectional, in the power electricity for being proposed
Electric current higher can also be realized in sub- device in an advantageous manner.
The used heat for being formed in the housing can be additionally by for example existing leading between electric current convergence line in parallel
The attachment areas of heat, for example, derived by metallic connection parts from housing, and its mode is to make the existing electricity of inside by heat conduction
A part of heat output that stream converges line is converged on line to electric current in parallel, so as to generally preferably cool down capacitor or power
Electronic device.
When the conductive cross-sectional that electric current in parallel converges line converges the conductive cross-sectional of line more than existing electric current, the effect
Fruit is further improved.For example in the partial load run of capacitor, in the used heat for leading to cooling end is more than housing
During used heat, the good thermally coupled of line and the electric current convergence line of outside in parallel can be converged by internal or existing electric current
To reduce capacitor temperature.
In the range of another implementation flexible program, it is also possible to be provided that, the electric current in parallel of voltage interface converges line
Guided in the housing of the embedding of power electronic device device.Thus, the internal structure of capacitor is removed load.Here, can be with
The heat insulation that sufficient spacing or setting are formed for example, by the enough embedding thickness of relative capacitor internal structure is set
Portion.
The power electronic device device for being proposed can preferably have one side to couple with voltage source, and another aspect and car
Power model connection intermediate circuit as capacitor.
Brief description of the drawings
Below, the present invention is expanded on further by accompanying drawing.Wherein：
Fig. 1 shows the schematic diagram of power electronic device device of the invention.
Specific embodiment
Unique accompanying drawing of the invention is exemplarily illustrated the schematic diagram of power electronic device device, power electronic device dress
Put with the multiple intermediate circuits 1 with film wrap in the housing 2 for being disposed with Embedding Material 3.In the middle of being formed
The intermediate circuit 1 of circuit converges line 6 and the negative pole being present in housing 2 by the positive pole electric current being present in housing 2
Electric current converges the one side of line 7 and is electrically connected with voltage source 4, and is on the other hand electrically connected with the power model 5 for being set to customer.
In order to cool down housing 2, the outer wall of housing 2 is associated with cooling surface 8.Here, cooling surface 8 and housing 2 outer wall it
Between air gap 9 be set to electrical insulator.In order to reduce the undesirable intensification inside the inside of housing 2 or intercondenser 1, add
Be provided with parallel connection positive pole electric current converge line 10 and parallel connection cathodal current converge line 11.
In shown embodiment of the invention, it is preferred that positive pole electric current in parallel converges the negative pole of line 10 and parallel connection
Electric current converges line 11 and is arranged in outside housing 2, and line is converged as foreign current.Outside positive pole converges the negative pole of line 10 and outside
Converge the mutually insulated of line 11 ground arrangement.Here, the electric current of outside converges line 10,11 be arranged in the surrounding environment of housing 2, so that
Ambient air can be used for cooling positive pole and cathodal current converges line 10,11.Additionally, positive pole electric current converges line 10 and negative pole
Electric current is guided in converging air gap 9 of the line 11 between housing wall and cooling surface 8, so that realize to the heat of cooling surface 8 plugging into, to enter
One step improves cooling.
The set electric current in parallel for each voltage interface converges line 10,11 not to be influenceed to be carried in an advantageous manner
The power electronic device device or the size of housing 2 for going out, because electric current converges line laterally can be guided on housing 2.
The cross section of the conduction electric current that positive pole in parallel or outside and cathodal current converge line 10,11 can change or carry
Height, converges line 7 and removes load, further to reduce housing 2 so as to converge line 6 and existing cathodal current to existing positive pole electric current
In used heat generation.
Additionally, cool down or derive used heat from housing 2 further to be improved, its mode is to make existing positive pole electricity
Stream converges between line 6 and positive pole electric current convergence line 10 in parallel and existing cathodal current and converges line 7 and negative pole in parallel
Attachment areas between electric current convergence line 11 are for example made up of, so as to realize passing through the material of heat conduction the threaded connection of metal
Attachment areas are from the conductive force in housing 2 to surrounding environment.
Reference numerals list
1 capacitor or intermediate circuit
2 housings
3 Embedding Materials
4 voltage sources
5 power models
6 existing positive pole electric currents converge line
7 existing cathodal currents converge line
8 cooling surfaces
9 air gaps
The positive pole electric current of 10 parallel connections converges line
The cathodal current of 11 parallel connections converges line
Claims (9)
1. a kind of power electronic device device, the power electronic device device is with being arranged at least one of housing (2)
Capacitor (1), at least one capacitor converges line (6) and in institute by the positive pole electric current extended in the housing (2)
Cathodal current convergence line (7) extended in housing (2) is stated to be electrically connected with least one voltage source (4) and at least one customer,
Characterized in that, the positive pole electric current for being additionally provided with parallel connection converges line (10) and the cathodal current of parallel connection converges line (11).
2. power electronic device device according to claim 1, it is characterised in that the positive pole electric current in parallel converges line
(10) converge line (11) and be arranged in outside the housing (2) with the cathodal current in parallel, line is converged as foreign current.
3. power electronic device device according to claim 1 and 2, it is characterised in that the positive pole current remittance in parallel
Poly- line (10) and the cathodal current in parallel converge line (11) mutually insulated ground arrangement.
4. power electronic device device according to any one of the preceding claims, it is characterised in that outside positive pole electricity
Stream converges line (10) and cathodal current convergence line (11) of outside is arranged in the surrounding environment of the housing (2), so that surrounding
Surrounding air is arranged for cooling down electric current convergence line (10,11).
5. power electronic device device according to any one of the preceding claims, it is characterised in that outside positive pole electricity
Stream converges line and cathodal current convergence line (10,11) of outside is plugged into cooling surface (8) heat.
6. power electronic device device according to any one of the preceding claims, it is characterised in that positive pole electricity in parallel
The cross section that stream converges the conduction electric current that line and cathodal current converge line (10,11) is variable.
7. power electronic device device according to any one of the preceding claims, it is characterised in that existing positive pole electricity
Stream to be converged and electrically connect region and the remittance of existing cathodal current between line (6) and positive pole electric current convergence line (10) in parallel
Poly- line (7) is converged the region that electrically connects between line (11) and is implemented with heat conduction with the cathodal current in parallel.
8. power electronic device device according to any one of the preceding claims, it is characterised in that positive pole electricity in parallel
Stream converges line and cathodal current converges line (10,11) guiding in the housing (2).
9. power electronic device device according to any one of the preceding claims, it is characterised in that set as capacitor
It is equipped with and on the one hand couples with voltage source (4), and the intermediate circuit on the other hand coupling with the power model (5) of vehicle
(1)。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102015220792.7 | 2015-10-23 | ||
| DE102015220792.7A DE102015220792A1 (en) | 2015-10-23 | 2015-10-23 | Power electronics arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106935406A true CN106935406A (en) | 2017-07-07 |
Family
ID=58490242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610921157.7A Withdrawn CN106935406A (en) | 2015-10-23 | 2016-10-21 | Power electronic device device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106935406A (en) |
| DE (1) | DE102015220792A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102017221745B4 (en) * | 2017-12-03 | 2024-02-08 | Audi Ag | Power electronics system for controlling an electric drive with an intermediate circuit capacitor |
| DE102020215373A1 (en) * | 2020-12-04 | 2022-06-09 | Robert Bosch Gesellschaft mit beschränkter Haftung | Assembly comprising a capacitor, in particular an intermediate circuit capacitor for a multi-phase system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1223477A (en) * | 1998-01-14 | 1999-07-21 | 杨泰和 | Low internal resistance confluence structure of storage and discharge device |
| US20070114665A1 (en) * | 2004-04-16 | 2007-05-24 | Reinhold Bayerer | Power Semiconductor Circuit |
| CN102246611A (en) * | 2008-12-10 | 2011-11-16 | 西门子公司 | Rectifier module with cooled busbar |
| CN102683024A (en) * | 2012-04-26 | 2012-09-19 | 北京科佳信电容器研究所 | Capacitor unit |
| US20130244458A1 (en) * | 2010-11-02 | 2013-09-19 | Sma Solar Technology Ag | Electrical Connection Between Two BusBars Made of Flat Conductors and of an Insulating Layer Disposed Between the Conductors |
| CN203415415U (en) * | 2013-07-05 | 2014-01-29 | 北京科佳信电容器研究所 | Capacitor |
-
2015
- 2015-10-23 DE DE102015220792.7A patent/DE102015220792A1/en not_active Withdrawn
-
2016
- 2016-10-21 CN CN201610921157.7A patent/CN106935406A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1223477A (en) * | 1998-01-14 | 1999-07-21 | 杨泰和 | Low internal resistance confluence structure of storage and discharge device |
| US20070114665A1 (en) * | 2004-04-16 | 2007-05-24 | Reinhold Bayerer | Power Semiconductor Circuit |
| CN102246611A (en) * | 2008-12-10 | 2011-11-16 | 西门子公司 | Rectifier module with cooled busbar |
| US20130244458A1 (en) * | 2010-11-02 | 2013-09-19 | Sma Solar Technology Ag | Electrical Connection Between Two BusBars Made of Flat Conductors and of an Insulating Layer Disposed Between the Conductors |
| CN102683024A (en) * | 2012-04-26 | 2012-09-19 | 北京科佳信电容器研究所 | Capacitor unit |
| CN203415415U (en) * | 2013-07-05 | 2014-01-29 | 北京科佳信电容器研究所 | Capacitor |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102015220792A1 (en) | 2017-04-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170707 |