EP2537237A1 - Ensemble moteur - Google Patents

Ensemble moteur

Info

Publication number
EP2537237A1
EP2537237A1 EP11700537A EP11700537A EP2537237A1 EP 2537237 A1 EP2537237 A1 EP 2537237A1 EP 11700537 A EP11700537 A EP 11700537A EP 11700537 A EP11700537 A EP 11700537A EP 2537237 A1 EP2537237 A1 EP 2537237A1
Authority
EP
European Patent Office
Prior art keywords
heat exchanger
motor
inverter
motor unit
cooling medium
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Withdrawn
Application number
EP11700537A
Other languages
German (de)
English (en)
Inventor
Gerhard Dorr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens AG
Original Assignee
Siemens AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Siemens AG filed Critical Siemens AG
Publication of EP2537237A1 publication Critical patent/EP2537237A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/14—Arrangements for cooling or ventilating wherein gaseous cooling medium circulates between the machine casing and a surrounding mantle
    • H02K9/18—Arrangements for cooling or ventilating wherein gaseous cooling medium circulates between the machine casing and a surrounding mantle wherein the external part of the closed circuit comprises a heat exchanger structurally associated with the machine casing
    • 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
    • B60L1/00—Supplying electric power to auxiliary equipment of vehicles
    • B60L1/02—Supplying electric power to auxiliary equipment of vehicles to electric heating circuits
    • 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
    • B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
    • B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
    • B60L3/003—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to inverters
    • 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
    • B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
    • B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
    • B60L3/0061—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to electrical machines
    • 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
    • B60L50/00—Electric propulsion with power supplied within the vehicle
    • B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
    • B60L50/51—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells characterised by AC-motors
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/30—Structural association with control circuits or drive circuits
    • H02K11/33—Drive circuits, e.g. power electronics
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/10—Arrangements for cooling or ventilating by gaseous cooling medium flowing in closed circuit, a part of which is external to the machine casing
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
    • H05K7/20909—Forced ventilation, e.g. on heat dissipaters coupled to components
    • 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
    • B60L2240/00—Control parameters of input or output; Target parameters
    • B60L2240/10—Vehicle control parameters
    • B60L2240/36—Temperature of vehicle components or parts
    • 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
    • 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
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries

Definitions

  • Motor unit which comprises a motor, a heat exchanger and a converter for the motor.
  • low-voltage motors are mainly designed as rippled-cooled machines. Such machines are used in network operation or on the inverter.
  • the converter is here usually a cabinet unit, the statio ⁇ nary positioned more or less far away in front of the engine.
  • very long cables from the inverter to the motor are required.
  • These cases are burdened with very high voltage peaks because of reflections in the cables.
  • Such voltage peaks can lead to problems with the winding insulation and problems with bearing currents, for example.
  • high voltage motors are known to attach a heat exchanger laterally to the engine. This can be done an improved cooling of the engine.
  • a device ie by a motor unit comprising a motor, a heat exchanger and a converter for the motor, wherein the heat exchanger is adapted to cool both the motor and the inverter.
  • the inverter which is preferably a Control Unit and a power module comprises, can be cooled by appropriate arrangement or integration in a motor foreseen NEN heat exchanger with.
  • the motor, the heat exchanger and the converter thus form a compact motor unit, which can be completely wired and parameterized already during its manufacture.
  • An advantage of this is that the engine and the heat exchanger and the inverter can be fully tested after production and not as usual, must be wired and tested at the customer. To be performed by one skilled wiring har ⁇ development of the inverter to the motor is completely eliminated for the end user.
  • a further advantage is that the end user a compact adapted to be motor unit can be offered to the end customer ⁇ and thus an optimal operation and optimum cooling of the motor and of the order ⁇ inverter can be ensured. Due to the integration of the converter to the motor, a decentralized speed control by the customer is also possible.
  • an op timal ⁇ adapted to be motor unit will be offered and the customer with the complicated wiring work for the Umrich ⁇ ter and the motor to be removed. Furthermore, an end user can achieve a space saving through the compact motor unit, since he does not have to provide a separate space for the inverter and its cooling. Due to the parallel cooling of the motor and the inverter through the heat exchanger, an extremely compact motor unit can be provided.
  • the heat exchanger is arranged between the engine and the converter and connected to the motor and the converter.
  • the arrangement of the heat exchanger between the engine and the inverter can provide optimal cooling of the engine and the Inverter can be guaranteed.
  • the coupling of the réelletau ⁇ shear with the engine and the inverter takes place here before ⁇ preferably directly, so that the best possible heat transfer between the engine and the heat exchanger and the inverter and the heat exchanger can take place.
  • the housing of the heat exchanger comprises the inverter.
  • the housing of the heat exchanger is connected directly to the housing of the engine.
  • the integration of the converter in the housing of the heat exchanger can be realized in particular a space-saving design.
  • the heat exchanger comprises a first opening for supplying a cooling medium into the interior of the heat exchanger and a second opening for removing the cooling medium from the attachments ⁇ ren the heat exchanger.
  • the cooling medium may in this case be gaseous, liquid or, if a phase transition takes place, be gaseous / liquid.
  • a liquid cooling medium e.g. a water cooling
  • the cooling by the heat exchanger is preferably carried out by an inserted water register. It is also conceivable that the heat exchanger is realized by a passage ventilation in IP23 by appropriate cooling attachments.
  • the cooling medium of the heat exchanger is passed through the first opening into the interior of the heat exchanger and the second Publ ⁇ voltage from the heat exchanger.
  • the cooling medium is thus passed through the heat exchanger, so that a cooling takes place within the heat exchanger.
  • ⁇ preferably the entire interior of the heat exchanger.
  • the heat exchanger for the cooling medium forms a closed unit except for the first and second openings, so that only via the first and second openings, the cooling medium medium can enter or exit the motor unit.
  • An opening may eg be formed by a grating ⁇ structure of the housing.
  • the heat exchanger ensures optimum cooling of the motor unit.
  • the converter is preferably connected to the heat exchanger in such a way that, on the part of the converter, heat-causing components connect as directly as possible to the heat exchanger. Similarly, the heat exchanger should contact the heat critical points of the motor.
  • the cooling medium is gaseous.
  • the heat exchanger is preferably realized by an air ⁇ cooling.
  • the heat exchanger ei ⁇ nen fan so that targeted air flow can be generated through the interior of the heat exchanger.
  • the cooling performance of the heat exchanger can also governed ⁇ over the fan. A targeted control of the heat exchanger with regard to the present engine utilization can thus take place.
  • the motor and the heat exchanger are designed such that parts of the cooling medium are passed both directly through the interior of the heat exchanger and through the heat exchanger partially through the interior of the engine.
  • a portion of the cooling medium is thus passed directly through the In ⁇ nenraum of the heat exchanger to the second opening, another part is passed over the interior of the heat exchanger partially into the interior of the housing of the motor.
  • the cooling medium is in the interior of the housing of the engine before ⁇ preferably directed to the heat-producing sites, so that optimum cooling can be brought about.
  • the cooling medium which thus enters the interior of the engine, can thus ensure optimum cooling of the engine.
  • the converter is designed in such a way and arranged for filtrau ⁇ shear that a portion of a cooling medium is passed through the inverter.
  • the converter is thus arranged either in the heat exchanger directly or on the heat exchanger such that a portion of a cooling medium is passed through the inverter.
  • the Um ⁇ judge is in this case preferably designed such that a portion of the cooling medium flows through the inverter almost completely ⁇ . So that the inverter can be flowed through by the cooling medium, he has for this purpose corresponding openings.
  • the heat exchanger comprises an air-water heat exchanger.
  • the cooling circuit for the air-water heat exchanger can be done both inside the motor unit and outside the motor unit.
  • a closed housing of Wär ⁇ meleyers may furthermore be present and thus the safety of the motor means ⁇ standardized be increased.
  • the motor of the motor unit is in this case preferably a Nie ⁇ derwoodsmotor.
  • the inventive motor unit it is possible the wiring between motor and inverter at the factory to carry out and perform a complete commissioning ⁇ operating setting of the system at the factory. This saves complex In jos GmbHsjurticianen own the customer, whereby the customer significant time and cost advantages ge ⁇ winnt.
  • the motor unit can already be tested at the factory, fewer quality problems are to be expected. Furthermore, the terminal box of a motor can be omitted, since the wiring of the inverter can already be done in the cooler.
  • FIG. 1 shows a first embodiment of a schematically illustrated motor unit
  • FIG. 3 shows a third embodiment of a motor unit, which visualizes the course of the cooling medium
  • FIG. 1 shows a first embodiment of a schematically illustrated engine unit 5. It can be seen here that the heat exchanger 2 is arranged between the converter 3 and the engine 1.
  • the engine 1 in this case has a motor shaft 4. Because the heat exchanger 2 is arranged between the converter 3 and the motor 1, both the converter 3 and the motor 1 can be cooled with the aid of this heat exchanger 2. In this way, an extremely compact design of the motor unit 5 can be made possible.
  • a further advantage is that by means of a factory production of the Mo ⁇ gate unit 5 can already take place the wiring of the inverter 3 to the motor. 1 In addition, a complete commissioning of the motor unit 5 can already be carried out at the factory. Quality problems can therefore be avoided by the customer.
  • FIG 2 shows a second embodiment of a schematically illustrated motor unit 5.
  • the heat exchanger 2 and the inverter 3 is arranged laterally to the motor 1.
  • the engine 1 can also be supplied with the cooling medium of the heat exchanger 2.
  • the heat exchanger 2 can thus ensure cooling of the converter 3 and the motor 1.
  • the cooling medium 12 flows on the one hand through the interior 10 of the heat exchanger 2 partially on the outside ⁇ side of the inverter 3 over until it emerges from the housing 13 of the heat exchanger 2 at the second opening 8. Furthermore, the cooling medium 12 can flow directly through the interior 15 of the converter 3. In addition, the cooling medium 12 can enter via a further opening between the heat exchanger 2 and the housing of the engine 1 in the interior 9 of the engine 1. The cooling medium 12 flows through the region of the rotor 14 and thus cools the rotor 14 and the other components of the engine 1. Through a further opening between the motor 1 and the housing 13 of the heat exchanger 2, the heated cooling ⁇ medium 12 from the interior of the 9 occurs Motors in the interior 10 of the heat exchanger 2. The heated cooling medium 12 can now escape through the second opening 8 from the interior 10 of the furnishedtau ⁇ shear 2.
  • An advantage of such a design of the engine unit 5 is that the shaft of the motor fan 1 provides a flow of cooling medium 12 within the engine 1 and Zvi ⁇ rule of the first opening 7 and the second opening 8 of the heat exchanger. 2
  • the cooling medium 12 is consequently passed through the heat exchanger 2, so that cooling of the converter 3 and the motor 1 can take place.
  • Another advantage of this motor unit 5 is the integration of the Um ⁇ judge 3 in the housing 13 of the heat exchanger 2. By integrating the inverter 3 in the housing 13 can already be done in the factory cabling between the inverter 3 and the motor 1. An optimal coordination of the two components to one another can take place and, in addition, the proper functioning of these components or of the motor unit 5 can already be tested at the factory.
  • FIG. 4 shows a fourth embodiment of a motor unit 5, wherein the heat exchanger 2 has a fan 6.
  • the circulation of the cooling medium 12 within the heat exchanger 2 and consequently in the interior 10 of the heat exchanger 2 itself, in the interior 15 of the inverter 3 and in the interior 9 of the motor 1 can be controlled.
  • the cooling medium 12, which in this example is the ambient air is sucked by the fan 6 from the ambient air into the first opening 7.
  • the cooling medium 12 thus enters the housing 13 of the heat exchanger 2.
  • End customers can be avoided by such a preinstalled and parameterized motor unit 5 for the end customer. This is a tremendous relief for the end customer.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Motor Or Generator Cooling System (AREA)
  • Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)

Abstract

L'invention concerne un ensemble moteur (5) comprenant un moteur (1), un échangeur de chaleur (2) et un convertisseur (3) pour le moteur (1). L'objectif de cette invention est de fournir un ensemble moteur compact et peu onéreux. A cet effet, l'échangeur de chaleur (2) est conçu pour refroidir le moteur (1) ainsi que le convertisseur (3).
EP11700537A 2010-02-18 2011-01-14 Ensemble moteur Withdrawn EP2537237A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102010002068A DE102010002068A1 (de) 2010-02-18 2010-02-18 Motoreinheit
PCT/EP2011/050434 WO2011101186A1 (fr) 2010-02-18 2011-01-14 Ensemble moteur

Publications (1)

Publication Number Publication Date
EP2537237A1 true EP2537237A1 (fr) 2012-12-26

Family

ID=44246135

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11700537A Withdrawn EP2537237A1 (fr) 2010-02-18 2011-01-14 Ensemble moteur

Country Status (8)

Country Link
US (1) US8810087B2 (fr)
EP (1) EP2537237A1 (fr)
KR (1) KR20130028066A (fr)
CN (1) CN102771035B (fr)
BR (1) BR112012020696A2 (fr)
DE (1) DE102010002068A1 (fr)
RU (1) RU2546162C2 (fr)
WO (1) WO2011101186A1 (fr)

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Publication number Priority date Publication date Assignee Title
EP2566015B1 (fr) * 2011-08-29 2019-11-27 Grundfos Management A/S Moteur électrique
RU2573113C1 (ru) * 2012-08-24 2016-01-20 Ниссан Мотор Ко., Лтд. Объединенный силовой электрический блок, установленный на электрическом транспортном средстве
EP2800250A1 (fr) * 2013-04-29 2014-11-05 Siemens Aktiengesellschaft Machine électrique dotée d'un capot de protection et stator correspondant
DE102013208976A1 (de) 2013-05-15 2014-12-04 Siemens Aktiengesellschaft Vollintegrierte elektrische Antriebsvorrichtung
DE102013218126A1 (de) * 2013-09-11 2015-03-12 Robert Bosch Gmbh Elektrische Antriebseinheit für Fahrzeuge
CN103683685B (zh) * 2013-10-22 2016-09-14 宁波腾隆户外用品有限公司 集成伺服马达
CN106030996B (zh) 2014-02-17 2019-11-19 西门子公司 具有框架和外套的电机器
EP2980968A1 (fr) 2014-08-01 2016-02-03 Siemens Aktiengesellschaft Machine électrique dotée d'un dispositif de refroidissement amélioré
CN107078595B (zh) * 2014-09-30 2019-11-05 日产自动车株式会社 旋转电机系统
US10763727B2 (en) * 2016-08-30 2020-09-01 Siemens Industry, Inc. Heat exchanger for electric machines with double end to center cooling
JP6628779B2 (ja) * 2017-10-25 2020-01-15 本田技研工業株式会社 機電一体型回転電機装置
TWI678867B (zh) 2018-07-09 2019-12-01 群光電能科技股份有限公司 變頻器整合馬達
JP7192490B2 (ja) * 2018-12-26 2022-12-20 トヨタ自動車株式会社 電気自動車
DE102019112010A1 (de) * 2019-05-08 2020-11-12 Bayerische Motoren Werke Aktiengesellschaft Kraftfahrzeug-Wechselrichterbaugruppe

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Also Published As

Publication number Publication date
US20120326540A1 (en) 2012-12-27
KR20130028066A (ko) 2013-03-18
RU2012139820A (ru) 2014-03-27
CN102771035A (zh) 2012-11-07
DE102010002068A1 (de) 2011-08-18
US8810087B2 (en) 2014-08-19
RU2546162C2 (ru) 2015-04-10
BR112012020696A2 (pt) 2016-07-26
CN102771035B (zh) 2015-08-19
WO2011101186A1 (fr) 2011-08-25

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