EP2671317A2 - Anordnung zur ansteuerung einer elektrischen vakuum-pumpe - Google Patents
Anordnung zur ansteuerung einer elektrischen vakuum-pumpeInfo
- Publication number
- EP2671317A2 EP2671317A2 EP12700980.1A EP12700980A EP2671317A2 EP 2671317 A2 EP2671317 A2 EP 2671317A2 EP 12700980 A EP12700980 A EP 12700980A EP 2671317 A2 EP2671317 A2 EP 2671317A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- arrangement according
- resistance
- phase
- electronic control
- motor
- 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- Withdrawn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
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P1/00—Arrangements for starting electric motors or dynamo-electric converters
- H02P1/16—Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters
- H02P1/18—Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters for starting an individual dc motor
- H02P1/20—Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters for starting an individual dc motor by progressive reduction of resistance in series with armature winding
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/06—Control using electricity
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/06—Control using electricity
- F04B49/065—Control using electricity and making use of computers
Definitions
- the invention relates to an arrangement for controlling an electric vacuum pump for a vehicle.
- the control of such pumps can be made by means of relays or a separate control unit (ECU), which supply the pumps with the respective on-board voltage switched.
- ECU electronice control unit
- Inrush currents can occur in special situations with peaks up to 100A. In modern vehicle architectures, this peak power is attempted to be significantly reduced in order not to impair parallel systems. Therefore, one strives, in particular when starting actuators or pumps, limit inrush current to an acceptable level (20A - 30A).
- Pulse width modulation for controlling the
- the current is additionally ohmic static
- the duration of the start-up current depends on the respective system and can be specified.
- the ohmic load integrated in the circuit causes no difference to the PWM
- Resistors can also be connected in parallel in groups, whereby by suitable choice of each
- Vacuum pump motor a reduction of
- Starting (starting) currents depend on various parameters (eg on-board voltage, circuit or
- Resistance path remains activated longer. That e.g. the activation time increases linearly with the on-board voltage. As at lower temperatures also the ohmic
- the current consumption of the motor can also be measured by means of the voltage drop across the resistance branch.
- the current measurement can be used to determine the disconnection of the resistance branch. It is the
- Resistor branch at the time when the effective current has fallen below a maximum limit (e.g., 30A).
- the value should in turn be configurable here, possibly via a definable
- the power consumption of the motor cyclically, even if the
- the indication of a running pump motor for the switching of the resistance paths or the resistance paths can be used.
- the resistance path remains activated until a correct start-up of the pump is detected (for example via the pump speed).
- a limit value for the rated speed can be configurable.
- the additional resistive load under certain environmental conditions (eg undervoltage, low temperature)
- the additional resistor paths are connected sequentially (reduction of the total resistance).
- the temperature of the electronic board or the semiconductor elements can also be used. Exceeds the temperature of the semiconductor element or the modeled temperature of the element, or determined by the temperature of the electronic board temperature of the
- Figure 1 shows a first embodiment of
- Resistance path Figure 2 further embodiments of the
- FIG. 1 is a block diagram of a first embodiment
- the electric vacuum pump or its motor 1 is powered by a DC voltage source 2 with electrical energy. This is between minus pole of the
- the electronic switch 4 is by means of an electronic control not indicated in the figure
- start-up currents When closing this circuit and thus at a switch on the engine 1 or the vacuum pump would act without further measures in a start-up phase in which the engine 1 has not yet reached its rated speed, increased currents in the circuit, so-called start-up currents. These currents are undesirable, they stress the voltage source 2 unusually high, so that their voltage can drop, which in turn other components in the vehicle, which also from the
- Voltage source 2 are supplied with electrical energy, can be impaired in their function.
- the aim of the invention is therefore to reduce these start-up currents or avoid at all.
- the arrangement according to the invention according to FIG. 1 has a resistance path 5 with an ohmic resistance 6 and an electronic switch 7, which
- the two paths 3 and 5 are arranged in parallel and means of the switch 4 and 7 alternatively switchable in the circuit.
- the path 3 is virtually free of resistance, whereas the resistance path 5 has the ohmic resistance 6.
- Resistor 7 switchable.
- Resistor 6 connected in the circuit and limits the start-up ohmic.
- the switch 4 is closed and the switch 7 is opened. Then the arrangement is in its normal operation and the engine 1 is virtually free of resistance to the
- the resistor 6 is connected to the circuit for the purpose of ohmic limitation of the starting current only in the start-up phase.
- Switches 4 and 7 an extremely effective ohmic limitation of the starting current of the motor 1 of the vacuum pump, wherein the extent of this current limit by appropriate selection of the size of the ohmic resistance 6 is adjustable.
- For a second emergency shutdown option can be provided between plus-pole of the voltage source 2 and the second terminal of the motor 1 emergency switch 14.
- Figure 2 also shows a schematic diagram
- path 8 having an ohmic resistance 9 and an electronic switch 10
- path 11 having an ohmic resistance 12 and an electronic switch 13.
- the ohmic values of the two resistors 9 and 12 are chosen to be different. The following is about it assumed that the resistor 12 a higher
- the electronic control initially switches the higher resistance 12 active at the beginning of a start-up phase by closing the switch 13. In this phase, the switches 10 and 4 are opened.
- paths 8 and 14 can be increased by, in addition to the paths 8 and 14 further resistance paths are provided, as indicated in Figure 2 on the basis of the paths n-1 and n.
- These paths 8, 14, n-1 and n can be activated sequentially one after the other according to the sequence explained above. There is also the possibility, not always only one path at a time, but two or more
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Motor And Converter Starters (AREA)
- Control Of Positive-Displacement Pumps (AREA)
- Valves And Accessory Devices For Braking Systems (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Description
Claims
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102011003360 | 2011-01-31 | ||
DE102011088976A DE102011088976A1 (de) | 2011-01-31 | 2011-12-19 | Anordnung zur Ansteuerung einer elektrischen Vakuum-Pumpe |
PCT/EP2012/051011 WO2012104169A2 (de) | 2011-01-31 | 2012-01-24 | Anordnung zur ansteuerung einer elektrischen vakuum-pumpe |
Publications (1)
Publication Number | Publication Date |
---|---|
EP2671317A2 true EP2671317A2 (de) | 2013-12-11 |
Family
ID=46511498
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP12700980.1A Withdrawn EP2671317A2 (de) | 2011-01-31 | 2012-01-24 | Anordnung zur ansteuerung einer elektrischen vakuum-pumpe |
Country Status (6)
Country | Link |
---|---|
US (1) | US20130342147A1 (de) |
EP (1) | EP2671317A2 (de) |
KR (1) | KR20140007878A (de) |
CN (1) | CN103503301B (de) |
DE (1) | DE102011088976A1 (de) |
WO (1) | WO2012104169A2 (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102012024400A1 (de) * | 2012-12-13 | 2014-06-18 | Wabco Gmbh | Verdichter zur Erzeugung von Druckluft, Druckluftversorgungsanlage, pneuma-tisches System und Verfahren zum Betrieb eines Verdichters |
KR101637771B1 (ko) * | 2014-12-11 | 2016-07-08 | 현대자동차주식회사 | 전자식 진공 펌프의 제어 방법 |
EP3093981A1 (de) * | 2015-05-12 | 2016-11-16 | Roland Weigel | Vorrichtung und verfahren zum anlassen eines motors für wechselstrom |
CN106655899B (zh) * | 2016-09-21 | 2019-09-03 | 河北华北柴油机有限责任公司 | 起动电机限流起动器及其控制方法 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1151397A (en) * | 1966-10-15 | 1969-05-07 | Metabowerke Kg | Improvements in Tools Driven by Electric Motors taking Large Starting Currents |
DE3335237A1 (de) * | 1983-09-29 | 1985-04-11 | Kress-elektrik GmbH & Co, Elektromotorenfabrik, 7457 Bisingen | Verfahren und vorrichtung zur regelung eines elektromotors, bei welchem die drehzahl im lastfreien leerlaufbetrieb automatisch abgesenkt wird |
IT1288737B1 (it) * | 1996-10-08 | 1998-09-24 | Varian Spa | Dispositivo di pompaggio da vuoto. |
IT1305093B1 (it) * | 1998-12-30 | 2001-04-10 | Fiat Auto Spa | Dispositivo di controllo della fase d'avviamento di un motoreelettrico. |
EP1148630A1 (de) * | 2000-04-20 | 2001-10-24 | Sörensen Hydraulik Zweigniederlassung, Ulfborg, Filial af Sörensen Hydraulik GmbH, Tyskland | Schaltanordnung zum Einschalten eines Gleichspannungsmotors |
DE102004046900A1 (de) * | 2004-09-28 | 2006-04-20 | Robert Bosch Gmbh | Vorrichtung zur stufenweisen Ansteuerung eines Gleichstrommotors für ein Kühlgebläse eines Kraftfahrzeugs |
DE102006024099A1 (de) * | 2006-05-23 | 2007-11-29 | Danfoss A/S | Verfahren zum Starten eines elektrischen Motors und Startschaltung für einen elektrischen Motor |
FR2904160B1 (fr) * | 2006-07-24 | 2008-11-14 | Renault Sas | Dispositif de commande d'une machine electrique telle qu'un demarreur d'un moteur a combustion interne d'un vehicule |
DE102007013769B4 (de) * | 2007-03-22 | 2010-11-25 | Siemens Ag | Anlasseinrichtung für einen Anlaufvorgang eines Gleichstrommotors |
KR101364204B1 (ko) * | 2007-05-29 | 2014-02-17 | 엘지전자 주식회사 | 모터 드라이버 시스템 및 모터 드라이버 보호방법 |
JP4916383B2 (ja) * | 2007-06-01 | 2012-04-11 | サンデン株式会社 | 電動型スクロール圧縮機の起動制御装置及びその起動制御方法 |
JP5136214B2 (ja) * | 2008-05-29 | 2013-02-06 | 株式会社デンソー | スタータ |
-
2011
- 2011-12-19 DE DE102011088976A patent/DE102011088976A1/de not_active Ceased
-
2012
- 2012-01-24 US US13/982,591 patent/US20130342147A1/en not_active Abandoned
- 2012-01-24 KR KR1020137022764A patent/KR20140007878A/ko not_active Application Discontinuation
- 2012-01-24 EP EP12700980.1A patent/EP2671317A2/de not_active Withdrawn
- 2012-01-24 WO PCT/EP2012/051011 patent/WO2012104169A2/de active Application Filing
- 2012-01-24 CN CN201280007110.XA patent/CN103503301B/zh not_active Expired - Fee Related
Non-Patent Citations (1)
Title |
---|
See references of WO2012104169A2 * |
Also Published As
Publication number | Publication date |
---|---|
KR20140007878A (ko) | 2014-01-20 |
DE102011088976A1 (de) | 2012-08-02 |
US20130342147A1 (en) | 2013-12-26 |
WO2012104169A2 (de) | 2012-08-09 |
CN103503301B (zh) | 2017-04-26 |
WO2012104169A3 (de) | 2013-08-01 |
CN103503301A (zh) | 2014-01-08 |
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Legal Events
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RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: IRSIGLER, MICHAEL Inventor name: PFAFFENEDER, BERND Inventor name: KALBECK, ALEXANDER Inventor name: MARKL, CHRISTIAN Inventor name: BIDLINGMEYER, DIETER |
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Effective date: 20140203 |
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DAX | Request for extension of the european patent (deleted) | ||
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
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18D | Application deemed to be withdrawn |
Effective date: 20170801 |