EP2625773A2 - Antrieb mit zuschaltbarem lastelement - Google Patents
Antrieb mit zuschaltbarem lastelementInfo
- Publication number
- EP2625773A2 EP2625773A2 EP11813770.2A EP11813770A EP2625773A2 EP 2625773 A2 EP2625773 A2 EP 2625773A2 EP 11813770 A EP11813770 A EP 11813770A EP 2625773 A2 EP2625773 A2 EP 2625773A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- generating
- flow
- electric machine
- drive according
- load
- 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- Withdrawn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
- 238000011156 evaluation Methods 0.000 claims description 2
- 239000012141 concentrate Substances 0.000 claims 1
- 238000011144 upstream manufacturing Methods 0.000 abstract 1
- 239000003570 air Substances 0.000 description 10
- 230000001360 synchronised effect Effects 0.000 description 10
- 238000001816 cooling Methods 0.000 description 5
- 239000004020 conductor Substances 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 239000012080 ambient air Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K11/00—Arrangement in connection with cooling of propulsion units
- B60K11/06—Arrangement in connection with cooling of propulsion units with air cooling
-
- 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
- H02P3/00—Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters
- H02P3/02—Details of stopping control
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L7/00—Electrodynamic brake systems for vehicles in general
- B60L7/02—Dynamic electric resistor braking
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L7/00—Electrodynamic brake systems for vehicles in general
- B60L7/10—Dynamic electric regenerative braking
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
- H02K9/06—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
-
- 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
- H02P29/00—Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors
- H02P29/60—Controlling or determining the temperature of the motor or of the drive
- H02P29/68—Controlling or determining the temperature of the motor or of the drive based on the temperature of a drive component or a semiconductor component
-
- 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
- H02P3/00—Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters
- H02P3/06—Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters for stopping or slowing an individual dynamo-electric motor or dynamo-electric converter
- H02P3/08—Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters for stopping or slowing an individual dynamo-electric motor or dynamo-electric converter for stopping or slowing a dc motor
- H02P3/12—Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters for stopping or slowing an individual dynamo-electric motor or dynamo-electric converter for stopping or slowing a dc motor by short-circuit or resistive braking
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K2001/003—Arrangement or mounting of electrical propulsion units with means for cooling the electrical propulsion units
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2200/00—Type of vehicles
- B60L2200/12—Bikes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2200/00—Type of vehicle
- B60Y2200/10—Road Vehicles
- B60Y2200/13—Bicycles; Tricycles
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/625—Vehicles
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
- H01M10/6561—Gases
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
Definitions
- the invention relates to a drive with a motor for generating a positive driving force and for generating a negative driving force (braking force) generator-operable electric machine, a motor drive aTe electric machine supplying power and rechargeable in generator mode by the electric machine accumulator and a load resistor comprehensive facilities to limit the charging of the battery.
- the invention further relates to an element which can be used in particular for such a drive for forming an electrical load comprising a load resistance.
- Electric drives of the above type which allow recovery of drive energy, have long been known and are used in different land vehicles.
- the newly gaining importance hybrid vehicles include such, combined with an internal combustion engine, which can produce a regenerative braking force downhill, the battery to be charged forms the load required to generate the braking force.
- the invention has for its object to provide a new drive or a new load element of the type mentioned above with a reduced in size load resistance.
- the object of this invention still driving the invention is characterized in that the limiting devices further devices for generating a heat dissipating from the load resistance flow.
- the element for forming an electrical load is characterized by a conveying element for generating a flow which is dissipated by the load resistance heat.
- the load resistance can have low rougher dimensions and thus also a low weight.
- the heat dissipation according to the invention with the aid of the flow, it is possible to reduce both the line cross section and the line length while maintaining the same resistance value.
- the heat dissipation prevents too high, the resistance material, in particular its dimensional stability, impairing temperatures.
- the flow generating means are provided for generating an air flow for which ambient air is available to an unlimited degree.
- a flow is generated which, before it reaches the load resistance, the electric machine and / or the accumulator um- and / or has flowed through.
- a cooling of the electric can be done in this way
- the flow generation devices comprise the flow on the load resistance concentrating guide devices, in particular a conical channel wall, which for a
- a flow generating Forderelement the flow generating device can be driven by a separate drive motor and / or by said electric machine itself, in the latter case, a load element may need only have the load resistance and the flow-generating conveyor element, in which it is in a preferred Embodiment of the invention is an impeller, as used for example in an electric hair dryer.
- the impeller is arranged coaxially to the axis of rotation of the electric machine or the separate drive motor.
- the load resistor and / or the flow-generating devices are integrated in a unit comprising the electrical machine or / and a unit comprising the accumulator. Such integration advantageously contributes to the compact design of the drive.
- the separate drive motor and / or the electric machine is or are advantageously designed as a multi-phase machine with star-connected phase strands, wherein in particular the separate drive motor and / or the electric machine means for determining the rotational position of the rotor based on an evaluation of the potential at the Stemyak include or include.
- the latter motor can be very simple to set up without special parts for the determination of the position and thus has a high reliability, by which a failure of the engine and thus a burn through of the load resistance can be excluded.
- Fig. 1 shows a drive according to the invention in a schematic representation.
- FIG. 3 shows a motor assembly with integrated load element according to the invention.
- a drive shown schematically in FIG. 1, which may be, for example, an auxiliary drive for a bicycle, comprises a three-phase synchronous motor 1.
- the upper phase conductor 2 is connected to a control device 3 comprising a power circuit.
- the control device 3 connects the synchronous motor 1 according to the impuisweitenmodulafionshabilit in phases with an accumulator 4.
- the synchronous motor 1 is above the control device 3 further connected to a load element 5.
- the load element 5 surrounds a load resistor 6, a driven by a motor 7 Hill 8 for generating a load flow 6 flowing around the air stream 9 and the air flow 9 on the load resistor 6 concentrating flow leelbieche 10th
- the motor 7 is also a three-phase synchronous motor, which is connected to the control device 3 via phase conductors 11.
- phase conductors of both the synchronous motor 1 from also the motor 7 are connected in a star.
- the Stemtician the synchronous motor 1 is above a line 12 and the Stemtician the motor 7 above a line 13 in conjunction with the control device. 3
- Bn to the accumulator 4 connected in series resistor 1 can be controlled and possibly part of the power circuit comprehensive control device 3. in operation of e.g. the drive of Rg. 1 as an auxiliary drive using bicycle produces the synchronous motor 1 when driving in the plane or uphill a forward driving force.
- the accumulator 4 supplies the operating current required for motor operation.
- the controller 3 can ensure that the synchronous motor 1 works whether generator and generates a backward braking force.
- the thereby resulting by implementation of the mechanical braking work electric energy flows as a rule in the accumulator 4, which together with the resistor 14 forms the load required for the generation of the braking force by the synchronous motor 1.
- the control device 3, taking into account the respective rechargeable battery voltage, the charging current which is the maximum value for the rechargeable battery.
- the control device 3 monitors the accumulator voltage dependent on the state of charge. Upon reaching the maximum permissible accumulator voltage, ie at the maximum charge of the accumulator, the control device 3 switches from the accumulator 4 to the load element 5 as a braking load for the synchronous motor 1, so that it can not come to further, for the accumulator pity her charge.
- the Lostwiderstand 6 of the load element 5 In the embodiment shown approximately as the heating coil of a hair dryer is formed, due to the cooling air flow 9 with low cross-section and low line length and thus overall small dimensions and low weight. It is understood that the cooling is dimensioned by the air flow 9 so that no temperature affecting the material of the load resistance arise.
- the dimensions of the load resistor 6 may be so small that the load element 5 can easily integrate into a rechargeable battery or motor, as can be seen from FIGS. 2 and 3.
- An accumulator assembly 4a shown in FIG. 2 comprises an outer housing 15 in which, in addition to an accumulator cell 16, a load element 5a with a load resistor 6a and an assembly of an impeller 8a and a motor 7a is accommodated.
- An airflow 9a generated by the impeller 8a is concentrated by a conical baffle 10o and directed to the load resistor 6a.
- An intake flow 17 of the air flow 9a on the side facing away from the load resistor 6a side of the impeller 8a flows around and cools the battery cell 16th
- a load element 5b of a load resistor 6b and a wing rod 8b is accommodated in addition to an annular stator 19 and a rotor 21 rotatable about an axis 20.
- the impeller 8b coaxial with the rotation axis 20 is connected to the rotor 21 and generates an air flow 9b. which is concentrated by a conical baffle 10b on the load resistor 6b.
- An intake flow 22 of the air flow 9b flows cooling through the electric motor.
- the winding of the drive motor 7 ′ .7a for the impeller 8 ′ itself could form the load resistance and the drive motor to be flowed through by the air flow generated by the impeller while cooling the winding.
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Motor Or Generator Cooling System (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE201010047235 DE102010047235A1 (de) | 2010-10-04 | 2010-10-04 | Antrieb mit zuschaltbarem Lastelement |
PCT/DE2011/050039 WO2012062293A2 (de) | 2010-10-04 | 2011-10-04 | Antrieb mit zuschaltbarem lastelement |
Publications (1)
Publication Number | Publication Date |
---|---|
EP2625773A2 true EP2625773A2 (de) | 2013-08-14 |
Family
ID=45554404
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP11813770.2A Withdrawn EP2625773A2 (de) | 2010-10-04 | 2011-10-04 | Antrieb mit zuschaltbarem lastelement |
Country Status (5)
Country | Link |
---|---|
US (1) | US20130285583A1 (de) |
EP (1) | EP2625773A2 (de) |
CN (1) | CN103155378B (de) |
DE (2) | DE102010047235A1 (de) |
WO (1) | WO2012062293A2 (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102012211516B4 (de) * | 2012-07-03 | 2023-02-02 | Bayerische Motoren Werke Aktiengesellschaft | Elektrisch angetriebenes Fahrzeug |
US10081250B2 (en) * | 2014-12-15 | 2018-09-25 | Dayton-Phoenix Group, Inc. | Cooling fan vane assembly for a resistor grid |
DE102017202890B4 (de) | 2016-03-01 | 2022-04-28 | GM Global Technology Operations LLC | Produkt zum Erweitern der Fahrreichweite eines Elektrofahrrads |
SE544948C2 (en) * | 2021-06-17 | 2023-02-07 | Scania Cv Ab | System for braking an electrified vehicle |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2835862A (en) * | 1955-11-23 | 1958-05-20 | United States Steel Corp | Apparatus for charging and testing batteries |
DE1189630B (de) * | 1959-08-03 | 1965-03-25 | Werk Fuer Bauelemente Der Nach | Luftgekuehlter Hochlastwiderstand |
US5477936A (en) * | 1991-10-19 | 1995-12-26 | Honda Giken Kogyo Kabushiki Kaisha | Electric motor vehicle and battery unit for electric motor vehicle |
CN1049868C (zh) * | 1992-05-12 | 2000-03-01 | 精工埃普生株式会社 | 电动车 |
DE19734816A1 (de) * | 1997-08-12 | 1999-02-18 | Webasto Systemkomponenten Gmbh | Solarsystem für ein Fahrzeug |
US6784565B2 (en) | 1997-09-08 | 2004-08-31 | Capstone Turbine Corporation | Turbogenerator with electrical brake |
JP3830243B2 (ja) * | 1997-10-06 | 2006-10-04 | トヨタ自動車株式会社 | 電池電源装置 |
DE19839711C1 (de) * | 1998-09-01 | 2000-04-27 | Webasto Karosseriesysteme | Solarsystem für ein Kraftfahrzeug |
DE10031423B4 (de) * | 2000-04-12 | 2008-05-15 | Strothmann, Rolf, Dr.rer.nat. | Vorrichtung zur Ermittlung der Drehlage des Rotors einer elektrischen Maschine |
DE10046729A1 (de) * | 2000-09-21 | 2002-05-08 | Zf Sachs Ag | Elektrische Maschine sowie Elektrisches System |
JP3985760B2 (ja) * | 2003-09-26 | 2007-10-03 | 株式会社デンソー | 回転電機システム |
DE102006049194A1 (de) * | 2006-10-18 | 2008-05-29 | Leopold Krausen | Verfahren und Anordnung zum Betreiben einer Energiespeichereinrichtung eines rekuperationsfähigen Fahrzeugs |
US7999432B2 (en) * | 2007-08-17 | 2011-08-16 | Kura Laboratory Corporation | Field controllable rotating electric machine system with magnetic excitation part |
DE102007052303B4 (de) * | 2007-10-31 | 2015-01-22 | Sew-Eurodrive Gmbh & Co Kg | Elektrogerät |
JP5215956B2 (ja) * | 2008-09-03 | 2013-06-19 | 日立建機株式会社 | ダンプトラック |
-
2010
- 2010-10-04 DE DE201010047235 patent/DE102010047235A1/de not_active Withdrawn
-
2011
- 2011-10-04 CN CN201180048030.4A patent/CN103155378B/zh not_active Expired - Fee Related
- 2011-10-04 WO PCT/DE2011/050039 patent/WO2012062293A2/de active Application Filing
- 2011-10-04 DE DE112011100704T patent/DE112011100704A5/de not_active Withdrawn
- 2011-10-04 US US13/877,623 patent/US20130285583A1/en not_active Abandoned
- 2011-10-04 EP EP11813770.2A patent/EP2625773A2/de not_active Withdrawn
Non-Patent Citations (2)
Title |
---|
None * |
See also references of WO2012062293A2 * |
Also Published As
Publication number | Publication date |
---|---|
WO2012062293A2 (de) | 2012-05-18 |
DE112011100704A5 (de) | 2013-01-17 |
CN103155378B (zh) | 2015-09-16 |
US20130285583A1 (en) | 2013-10-31 |
WO2012062293A3 (de) | 2012-11-15 |
DE102010047235A8 (de) | 2012-08-23 |
DE102010047235A1 (de) | 2012-04-05 |
CN103155378A (zh) | 2013-06-12 |
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