WO2015090306A1 - Procédé pour déterminer la température du rotor d'un moteur électrique inclus dans un entraînement hybride d'un véhicule automobile - Google Patents

Procédé pour déterminer la température du rotor d'un moteur électrique inclus dans un entraînement hybride d'un véhicule automobile Download PDF

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Publication number
WO2015090306A1
WO2015090306A1 PCT/DE2014/200646 DE2014200646W WO2015090306A1 WO 2015090306 A1 WO2015090306 A1 WO 2015090306A1 DE 2014200646 W DE2014200646 W DE 2014200646W WO 2015090306 A1 WO2015090306 A1 WO 2015090306A1
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WO
WIPO (PCT)
Prior art keywords
electric motor
short
circuit
determined
torque
Prior art date
Application number
PCT/DE2014/200646
Other languages
German (de)
English (en)
Inventor
Waldemar Funk
Martin Dilzer
Original Assignee
Schaeffler Technologies AG & Co. KG
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 Schaeffler Technologies AG & Co. KG filed Critical Schaeffler Technologies AG & Co. KG
Priority to DE112014005705.3T priority Critical patent/DE112014005705A5/de
Publication of WO2015090306A1 publication Critical patent/WO2015090306A1/fr

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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
    • B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/42—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by the architecture of the hybrid electric vehicle
    • B60K6/48—Parallel type
    • 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
    • B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
    • B60L15/20—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
    • 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
    • B60L50/10—Electric propulsion with power supplied within the vehicle using propulsion power supplied by engine-driven generators, e.g. generators driven by combustion engines
    • B60L50/16—Electric propulsion with power supplied within the vehicle using propulsion power supplied by engine-driven generators, e.g. generators driven by combustion engines with provision for separate direct mechanical propulsion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W10/00—Conjoint control of vehicle sub-units of different type or different function
    • B60W10/04—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units
    • B60W10/08—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of electric propulsion units, e.g. motors or generators
    • 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
    • H02P21/00—Arrangements or methods for the control of electric machines by vector control, e.g. by control of field orientation
    • H02P21/14—Estimation or adaptation of machine parameters, e.g. flux, current or voltage
    • H02P21/16—Estimation of constants, e.g. the rotor time constant
    • 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
    • H02P29/66—Controlling or determining the temperature of the rotor
    • H02P29/662—Controlling or determining the temperature of the rotor the rotor having permanent magnets
    • 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
    • B60L2240/40—Drive Train control parameters
    • B60L2240/42—Drive Train control parameters related to electric machines
    • B60L2240/421—Speed
    • 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
    • B60L2240/40—Drive Train control parameters
    • B60L2240/42—Drive Train control parameters related to electric machines
    • B60L2240/423—Torque
    • 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
    • B60L2240/40—Drive Train control parameters
    • B60L2240/42—Drive Train control parameters related to electric machines
    • B60L2240/425—Temperature
    • 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
    • B60L2240/40—Drive Train control parameters
    • B60L2240/42—Drive Train control parameters related to electric machines
    • B60L2240/427—Voltage
    • 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
    • B60L2260/00—Operating Modes
    • B60L2260/40—Control modes
    • B60L2260/44—Control modes by parameter estimation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2510/00—Input parameters relating to a particular sub-units
    • B60W2510/08—Electric propulsion units
    • B60W2510/087—Temperature
    • 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
    • Y02T10/62—Hybrid vehicles
    • 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
    • Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
    • 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
    • Y02T10/72—Electric energy management in electromobility

Definitions

  • the invention relates to a method for determining a rotor temperature of an electric motor in a hybrid drive of a motor vehicle, wherein a permanent magnet synchronous machine is preferably used as the electric motor, in which the rotor temperature is determined depending on a temperature-dependent machine parameter, the short circuit current at an active short circuit of a Electric motor energizing power electronics is determined.
  • Electric motors with rotor and stator are used according to the prior art to drive units or vehicles.
  • the stator is arranged in a surrounding jacket, which also serves to support and stabilize the stator. This results in heat loss among other things by induced electrical circulating currents in the electrically conductive elements of the electric motors. This leads to a heating of the rotor and the stator of the electric motor, which leads to a reduction in the performance of the electric motor.
  • the permanent-magnet-excited synchronous machine in order to determine the temperature-dependent machine parameters, the permanent-magnet-excited synchronous machine must be decoupled from the internal combustion engine and the output, which is possible only when the vehicle is stationary. Subsequently, the permanent magnet synchronous machine is accelerated to a defined speed at which an active short circuit is initiated.
  • the short-circuit current which occurs during this active short circuit provides information about the temperature-dependent machine parameter and thus also about the current rotor temperature.
  • This procedure has the disadvantage that the machine parameter changes during the drive of the motor vehicle and thus the operation of the electric motor due to different temperatures and therefore the current rotor temperature can not be reliably determined.
  • the invention is therefore based on the object of specifying a method for determining a rotor temperature of an electric motor in a hybrid drive of a motor vehicle, in which a current rotor temperature can be determined at any time.
  • the object is achieved in that the active short circuit is initiated during an active driving operation of the motor vehicle to the electric motor when it is in a regenerative operating mode.
  • the period during which the active short-circuit is active is only a few milliseconds. During this period, approximately the same regenerative torque acts as before the active short circuit. This makes it possible to perform the short circuit while driving the vehicle, without causing a noticeable to the driver torque change. This ensures that during operation of the hybrid drive the temperature-dependent engine parameters and thus the correct rotor temperature of the electric motor for further processing in the motor vehicle, preferably for adjusting the torque of the electric motor, is available.
  • a required regenerative torque of the electric motor is compared with a predetermined short-circuit torque at the current speed of the electric motor, wherein at approximately coincidence of the required regenerative torque with the short-circuit torque of the active short circuit is initiated.
  • This torque equality ensures that the driver does not feel any effects from the active short circuit.
  • the short-circuit torque is stored as a function of the rotational speed of the electric motor in a characteristic which is determined and stored once, preferably at a tape end test of a manufacturing process of the electric motor. Since this characteristic depicts an electric motor-specific characteristic, it only has to be determined once and contributes to ensuring that it can be read during operation of the electric motor. time can be used. As a result, the effort for determining the rotor temperature of the electric motor is reduced while driving the motor vehicle.
  • an electrical resistance of the electric motor is taken into account in the determination of the machine parameter, which is determined from the short-circuit current at a rotational speed of the electric motor which is smaller than a limiting rotational speed.
  • the temperature dependence of the electrical resistance is considered in the determination of the machine parameter.
  • the electrical resistance of the electric motor is determined from a measured or estimated from a temperature model stator winding temperature.
  • a temperature sensor which is provided for measuring the temperature of the stator winding, or the temperature model, which is considered for estimating the temperature of the stator winding, used to draw conclusions about the electrical resistance.
  • the machine parameter which is determined from the short-circuit current at a speed of the electric motor which is greater than the limit speed, directly proportional to the short-circuit current.
  • a magnetic flux of the permanent magnets of the rotor of the electric motor is used as the machine parameter.
  • the magnetic flux of the permanent magnets of the rotor which decreases with increasing temperature from the room temperature and vice versa, the actual state of the rotor of the electric motor is reflected under the influence of temperature.
  • This temperature dependence of the magnetic flux of the permanent magnets is a significant influencing factor on the torque calculation. Since the permanent magnets are located on the rotor, a direct relationship between the temperature behavior of the magnetic flux of the permanent magnets and the current temperature of the rotor is established.
  • the rotor temperature determined from the machine parameter is used to adjust the torque of the electric motor to provide a to achieve better coupling adaptations.
  • the clutch adaptations in the drive train of a hybrid vehicle increase the safety and also the ride comfort of the hybrid vehicle, since a high torque accuracy is ensured.
  • Fig. 2 course of a short circuit current of a permanent magnet synchronous machine in dependence on the speed of the synchronous machine.
  • hybrid vehicle means the combination of an internal combustion engine and an electric motor and the associated energy storage, such as fuel tank and battery.
  • a clutch is arranged between the internal combustion engine and the electric motor, which allows an activation or deactivation of the internal combustion engine for driving by the electric motor.
  • the electric motor used in this case has temperature-dependent machine parameters, such as the magnetic flux of the permanent magnet of the rotor of the electric motor on. Due to the spatial relationship between the permanent magnets and the rotor of the electric motor can be concluded from the magnetic flux of the permanent magnets on the rotor temperature of the electric motor.
  • the hybrid vehicle In order to determine the magnetic flux of the permanent magnets of the rotor, the hybrid vehicle is put into an active short circuit during the active driving operation. This takes place during a generator operating mode of the electric motor. If the hybrid drive is in the mode of load point shift, in particular the load point increase, in which the engine torque is compensated for by the torque of the electric motor, or in the mode of recuperation, the method is applied.
  • the currently set by a control torque of the electric motor is constantly compared with a stored short-circuit torque.
  • This short Final torque is stored in a characteristic curve according to FIG. 1, which represents the relationship between the short-circuit torque M K and a rotational speed ⁇ of the electric motor. This characteristic curve is measured once prior to delivery of the electric motor in a band end test of the manufacturing process, which is also referred to as end-off-line testing, and stored in the electric motor.
  • the active short circuit is initiated.
  • the active short circuit is caused by a defined combination of the switching states of the circuit breaker in the, the electric motor energizing power electronics.
  • Such power electronics comprises in a three-phase electric motor, such as a permanent magnet synchronous machine, six power switches, which are arranged in a so-called triple half-bridge for controlling the electric motor.
  • To set the active short circuit all upper circuit breakers or alternatively all lower circuit breakers are closed.
  • the short-circuit current I k sets in, which has a direct proportionality to the magnetic flux ⁇ ⁇ of the permanent magnets of the rotor of the electric motor. in which:
  • R electrical resistance of the electric motor
  • the electrical resistance R If the electric motor operates at low rotational speeds ⁇ , the electrical resistance R according to equation 1 must be considered for the calculation of the magnetic flux ⁇ ⁇ .
  • the short-circuit current I K which occurs during the active short-circuit has a direct proportionality to the magnetic flux ⁇ ⁇ .
  • the presented strategy can also be used with active deceleration of the internal combustion engine to standstill by the permanent magnet synchronous machine.
  • the short-circuit torque of the permanent-magnet-excited synchronous machine is used directly.
  • the use of the strategy during circuit phases is possible.
  • the short-circuit torque of the permanent-magnet synchronous machine is used to equalize the engine speed to the transmission input speed during the synchronization phases.

Abstract

L'invention concerne un procédé pour déterminer la température du rotor d'un moteur électrique inclus dans un entraînement hybride d'un véhicule automobile qui utilise de préférence comme moteur électrique une machine synchrone excitée par aimant permanent dans laquelle la température du rotor est déterminée d'après un paramètre de la machine qui dépend de la température et qui est lui-même déterminé à partir d'un courant de court-circuit produit en présence d'un court-circuit actif d'une électronique de puissance alimentant le moteur électrique. Dans un procédé dans lequel la température réelle du rotor est déterminée indépendamment de l'état de fonctionnement du véhicule automobile, le court-circuit actif est créé pendant une opération active de marche du véhicule automobile exécutée dans un mode de fonctionnement en générateur du moteur électrique.
PCT/DE2014/200646 2013-12-16 2014-11-19 Procédé pour déterminer la température du rotor d'un moteur électrique inclus dans un entraînement hybride d'un véhicule automobile WO2015090306A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE112014005705.3T DE112014005705A5 (de) 2013-12-16 2014-11-19 Verfahren zur Bestimmung einer Rotortemperatur eines Elektromotors in einem Hybridantrieb eines Kraftfahrzeuges

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102013226055 2013-12-16
DE102013226055.5 2013-12-16

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Publication Number Publication Date
WO2015090306A1 true WO2015090306A1 (fr) 2015-06-25

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014016452A1 (de) * 2014-11-06 2016-05-12 Audi Ag Verfahren zum Ermitteln einer Wicklungstemperatur einer elektrischen Maschine
CN107696868A (zh) * 2017-09-29 2018-02-16 北京新能源汽车股份有限公司 电动汽车超速故障的处理方法、装置及车载设备
DE102018103831A1 (de) 2017-12-15 2019-06-19 Schaeffler Technologies AG & Co. KG Verfahren und Vorrichtung zur adaptiven rotororientierten Regelung und Drehmomentschätzung einer permanentmagneterregten Synchronmaschine auf Basis von Schätzungen des magnetischen Flusses im stationären Zustand
CN112003529A (zh) * 2020-08-14 2020-11-27 中车青岛四方车辆研究所有限公司 通用的永磁同步电机磁链离线辨识方法及系统
DE102019119711A1 (de) * 2019-07-22 2021-01-28 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Verfahren zum Betrieb einer elektrischen Maschine, elektrische Maschine, Kraftfahrzeug
CN112666457A (zh) * 2019-09-30 2021-04-16 奥迪股份公司 用于电动车辆的、包括制动力矩补偿的动力装置诊断
DE102020112940A1 (de) 2020-05-13 2021-11-18 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Verfahren und Vorrichtung zum Betreiben einer Synchronmaschine

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006280141A (ja) * 2005-03-30 2006-10-12 Honda Motor Co Ltd ハイブリッド車両用モータの定数検出装置およびハイブリッド車両用モータの制御装置
US20080036415A1 (en) * 2006-08-09 2008-02-14 Honda Motor Co., Ltd. Controller for motor
WO2009021911A1 (fr) * 2007-08-16 2009-02-19 Zf Friedrichshafen Ag Procédé de réalisation d'un changement de rapport interrompu par une force de traction dans un véhicule hybride parallèle
DE102008001807A1 (de) * 2008-05-15 2009-11-19 Robert Bosch Gmbh Verfahren und Anordnung zur Bestimmung der Rotortemperatur eines Elektromotors eines Hybridfahrzeuges

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006280141A (ja) * 2005-03-30 2006-10-12 Honda Motor Co Ltd ハイブリッド車両用モータの定数検出装置およびハイブリッド車両用モータの制御装置
US20080036415A1 (en) * 2006-08-09 2008-02-14 Honda Motor Co., Ltd. Controller for motor
WO2009021911A1 (fr) * 2007-08-16 2009-02-19 Zf Friedrichshafen Ag Procédé de réalisation d'un changement de rapport interrompu par une force de traction dans un véhicule hybride parallèle
DE102008001807A1 (de) * 2008-05-15 2009-11-19 Robert Bosch Gmbh Verfahren und Anordnung zur Bestimmung der Rotortemperatur eines Elektromotors eines Hybridfahrzeuges

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014016452A1 (de) * 2014-11-06 2016-05-12 Audi Ag Verfahren zum Ermitteln einer Wicklungstemperatur einer elektrischen Maschine
DE102014016452B4 (de) 2014-11-06 2019-03-28 Audi Ag Verfahren zum Ermitteln einer Statorwicklungstemperatur einer elektrischen Maschine
US10295414B2 (en) 2014-11-06 2019-05-21 Audi Ag Method for determining a coil temperature of an electric machine
CN107696868A (zh) * 2017-09-29 2018-02-16 北京新能源汽车股份有限公司 电动汽车超速故障的处理方法、装置及车载设备
DE102018103831A1 (de) 2017-12-15 2019-06-19 Schaeffler Technologies AG & Co. KG Verfahren und Vorrichtung zur adaptiven rotororientierten Regelung und Drehmomentschätzung einer permanentmagneterregten Synchronmaschine auf Basis von Schätzungen des magnetischen Flusses im stationären Zustand
DE102019119711A1 (de) * 2019-07-22 2021-01-28 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Verfahren zum Betrieb einer elektrischen Maschine, elektrische Maschine, Kraftfahrzeug
CN112666457A (zh) * 2019-09-30 2021-04-16 奥迪股份公司 用于电动车辆的、包括制动力矩补偿的动力装置诊断
DE102020112940A1 (de) 2020-05-13 2021-11-18 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Verfahren und Vorrichtung zum Betreiben einer Synchronmaschine
CN112003529A (zh) * 2020-08-14 2020-11-27 中车青岛四方车辆研究所有限公司 通用的永磁同步电机磁链离线辨识方法及系统

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