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WO2017177287A3 - Procédé de protection d'un moteur électrique d'un dispositif avec un consommateur motorisé doté d'un système de commande de capacité continue et choix d'un tel moteur - Google Patents

Procédé de protection d'un moteur électrique d'un dispositif avec un consommateur motorisé doté d'un système de commande de capacité continue et choix d'un tel moteur Download PDF

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Publication number
WO2017177287A3
WO2017177287A3 PCT/BE2017/000023 BE2017000023W WO2017177287A3 WO 2017177287 A3 WO2017177287 A3 WO 2017177287A3 BE 2017000023 W BE2017000023 W BE 2017000023W WO 2017177287 A3 WO2017177287 A3 WO 2017177287A3
Authority
WO
WIPO (PCT)
Prior art keywords
motor
protecting
choice
control system
capacity control
Prior art date
Application number
PCT/BE2017/000023
Other languages
English (en)
Other versions
WO2017177287A2 (fr
Inventor
Karel DE KEYSER
Original Assignee
Atlas Copco Airpower, Naamloze Vennootschap
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
Priority claimed from BE20165256A external-priority patent/BE1024061B9/nl
Priority to EP17732017.3A priority Critical patent/EP3443630B1/fr
Priority to BR112018071021-0A priority patent/BR112018071021B1/pt
Priority to US16/091,343 priority patent/US10935016B2/en
Priority to CN201780023260.2A priority patent/CN109075563B/zh
Priority to JP2018553998A priority patent/JP6940520B2/ja
Application filed by Atlas Copco Airpower, Naamloze Vennootschap filed Critical Atlas Copco Airpower, Naamloze Vennootschap
Priority to RU2018139320A priority patent/RU2713457C1/ru
Priority to EP22200593.6A priority patent/EP4138243A1/fr
Priority to ES17732017T priority patent/ES2938438T3/es
Priority to KR1020187030459A priority patent/KR102297053B1/ko
Publication of WO2017177287A2 publication Critical patent/WO2017177287A2/fr
Publication of WO2017177287A3 publication Critical patent/WO2017177287A3/fr

Links

Classifications

    • 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
    • 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
    • H02P29/64—Controlling or determining the temperature of the 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
    • F04B35/00—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for
    • F04B35/04—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for the means being electric
    • 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
    • F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F04B39/06—Cooling; Heating; Prevention of freezing
    • 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
    • F04B49/20—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 by changing the driving speed
    • 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
    • F04B49/22—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 by means of valves
    • F04B49/225—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 by means of valves with throttling valves or valves varying the pump inlet opening or the outlet opening
    • 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
    • F04B51/00—Testing machines, pumps, or pumping installations
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F04D27/02—Surge control
    • F04D27/0261—Surge control by varying driving speed
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F04D27/02—Surge control
    • F04D27/0292—Stop safety or alarm devices, e.g. stop-and-go control; Disposition of check-valves
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/08—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors
    • H02H7/085—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors against excessive load
    • H02H7/0852—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors against excessive load directly responsive to abnormal temperature by using a temperature sensor
    • 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
    • H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
    • H02K11/25—Devices for sensing temperature, or actuated thereby
    • 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
    • H02P29/02—Providing protection against overload without automatic interruption of supply
    • H02P29/032—Preventing damage to the motor, e.g. setting individual current limits for different drive conditions
    • 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
    • F04B2203/00—Motor parameters
    • F04B2203/02—Motor parameters of rotating electric motors
    • F04B2203/0201—Current
    • 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
    • F04B2203/00—Motor parameters
    • F04B2203/02—Motor parameters of rotating electric motors
    • F04B2203/0202—Voltage
    • 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
    • F04B2203/00—Motor parameters
    • F04B2203/02—Motor parameters of rotating electric motors
    • F04B2203/0205—Temperature
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B1/00—Compression machines, plants or systems with non-reversible cycle
    • F25B1/04—Compression machines, plants or systems with non-reversible cycle with compressor of rotary type
    • F25B1/053—Compression machines, plants or systems with non-reversible cycle with compressor of rotary type of turbine type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2600/00—Control issues
    • F25B2600/02—Compressor control
    • F25B2600/025—Compressor control by controlling speed
    • F25B2600/0253—Compressor control by controlling speed with variable speed
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/21—Temperatures
    • F25B2700/2115—Temperatures of a compressor or the drive means therefor
    • F25B2700/21156—Temperatures of a compressor or the drive means therefor of the motor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B49/00—Arrangement or mounting of control or safety devices
    • F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
    • F25B49/025—Motor control arrangements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/34—Testing dynamo-electric machines
    • G01R31/343—Testing dynamo-electric machines in operation
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B23/00—Testing or monitoring of control systems or parts thereof
    • G05B23/02—Electric testing or monitoring
    • G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
    • G05B23/0218—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults
    • G05B23/0224—Process history based detection method, e.g. whereby history implies the availability of large amounts of data
    • G05B23/0227—Qualitative history assessment, whereby the type of data acted upon, e.g. waveforms, images or patterns, is not relevant, e.g. rule based assessment; if-then decisions
    • G05B23/0235—Qualitative history assessment, whereby the type of data acted upon, e.g. waveforms, images or patterns, is not relevant, e.g. rule based assessment; if-then decisions based on a comparison with predetermined threshold or range, e.g. "classical methods", carried out during normal operation; threshold adaptation or choice; when or how to compare with the threshold
    • 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
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Control Of Direct Current Motors (AREA)
  • Control Of Electric Motors In General (AREA)
  • Control Of Positive-Displacement Pumps (AREA)

Abstract

L'invention concerne un procédé de protection d'un moteur électrique d'un consommateur motorisé équipé d'un contrôleur permettant de contrôler la capacité ou la puissance du consommateur, caractérisé en ce que le procédé comprend les étapes suivantes consistant à : déterminer l'état thermique du moteur par mesure directe sur le moteur; et limiter la capacité maximale ou la puissance maximale du consommateur en fonction de l'état thermique déterminé susmentionné.
PCT/BE2017/000023 2016-04-12 2017-04-05 Procédé de protection d'un moteur électrique d'un dispositif avec un consommateur motorisé doté d'un système de commande de capacité continue et choix d'un tel moteur WO2017177287A2 (fr)

Priority Applications (9)

Application Number Priority Date Filing Date Title
KR1020187030459A KR102297053B1 (ko) 2016-04-12 2017-04-05 연속적인 용량 제어 시스템을 갖는 모터 구동 컨슈머를 구비한 장치의 전기 모터를 보호하기 위한 방법 및 그러한 모터의 선택
BR112018071021-0A BR112018071021B1 (pt) 2016-04-12 2017-04-05 Método e dispositivo para a proteção de um motor elétrico e método para escolher um motor elétrico durante o projeto do dispositivo
US16/091,343 US10935016B2 (en) 2016-04-12 2017-04-05 Method for protecting an electric motor of a device with a motor driven consumer with a continuous capacity control system and choice of such a motor
CN201780023260.2A CN109075563B (zh) 2016-04-12 2017-04-05 保护电机驱动用电设备的电动机的方法及电动机的选择
JP2018553998A JP6940520B2 (ja) 2016-04-12 2017-04-05 連続容量制御システムを備えた電動機駆動コンシューマを有する装置の電動機を保護する方法およびその電動機の選択
EP17732017.3A EP3443630B1 (fr) 2016-04-12 2017-04-05 Procédé de protection d'un moteur électrique d'un dispositif avec un consommateur motorisé doté d'un système de commande de capacité continue et choix d'un tel moteur
RU2018139320A RU2713457C1 (ru) 2016-04-12 2017-04-05 Способ защиты электрического двигателя устройства с потребителем, имеющим привод от двигателя, с системой непрерывного управления производительностью и выбора такого двигателя
EP22200593.6A EP4138243A1 (fr) 2016-04-12 2017-04-05 Procédé de protection d'un moteur électrique d'un dispositif avec un consommateur motorisé doté d'un système de commande de capacité continue et choix d'un tel moteur
ES17732017T ES2938438T3 (es) 2016-04-12 2017-04-05 Procedimiento para proteger un motor eléctrico de un dispositivo con un consumidor accionado por motor con un sistema de control de capacidad continua, y elección de dicho motor

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
BE20165256A BE1024061B9 (nl) 2016-04-12 2016-04-12 Werkwijze voor het beschermen van elektrische motoren van compressoren met een continu capaciteitregelsysteem.
BE2016/5256 2016-04-12
BE2016/5824 2016-11-04
BE20165824A BE1024101B9 (nl) 2016-04-12 2016-11-04 Werkwijze voor het beschermen van een elektrische motor van een inrichting met een motorgedreven verbruiker met een continu capaciteitsregelsysteem en keuze van een motor hiervoor.

Publications (2)

Publication Number Publication Date
WO2017177287A2 WO2017177287A2 (fr) 2017-10-19
WO2017177287A3 true WO2017177287A3 (fr) 2018-06-07

Family

ID=59101231

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/BE2017/000023 WO2017177287A2 (fr) 2016-04-12 2017-04-05 Procédé de protection d'un moteur électrique d'un dispositif avec un consommateur motorisé doté d'un système de commande de capacité continue et choix d'un tel moteur

Country Status (1)

Country Link
WO (1) WO2017177287A2 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6406039B2 (ja) * 2015-01-30 2018-10-17 株式会社デンソー 空調装置
DE102018117262A1 (de) * 2018-07-17 2020-01-23 Ebm-Papst Mulfingen Gmbh & Co. Kg Motorenidentifikation
DE102019131921A1 (de) * 2019-11-26 2021-05-27 Knorr-Bremse Systeme für Schienenfahrzeuge GmbH Kompressorsystem für ein Schienenfahrzeug und Verfahren zur Steuerung einer Kühleinrichtung eines Kompressorsystems

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3585451A (en) * 1969-12-24 1971-06-15 Borg Warner Solid state motor overload protection system
DE4122002C1 (fr) * 1991-07-03 1992-08-13 Voith Turbo Gmbh & Co Kg, 7180 Crailsheim, De
WO2000016464A2 (fr) * 1998-07-15 2000-03-23 Lucas Aerospace Power Transmission Systeme de commande a groupe moteur integre
DE29913196U1 (de) * 1999-07-28 2000-12-07 ebm Werke GmbH & Co., 74673 Mulfingen Elektromotor mit Selbstschutzeinrichtung gegen Überhitzung
WO2007008940A2 (fr) * 2005-07-11 2007-01-18 Brooks Automation, Inc. Systeme intelligent de surveillance d'etat et de diagnostic de panne pour une maintenance preventive
WO2011040845A1 (fr) * 2009-09-29 2011-04-07 Husqvarna Ab Moteur électrique et procédé de régulation associé
US20120101768A1 (en) * 2010-10-26 2012-04-26 General Electric Company Diagnosis of stator thermal anomalies in an electrical machine

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1172563B1 (fr) 2000-06-23 2008-01-23 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel Ltd.) Compresseur à vis pour appareil frigorifique
US7615951B2 (en) 2006-09-08 2009-11-10 Gm Global Technology Operations, Inc. Method and system for limiting the operating temperature of an electric motor
GB2452287B (en) 2007-08-29 2012-03-07 Gardner Denver Gmbh Improvements in compressors control
GB2478361B (en) 2010-03-05 2012-07-18 Protean Electric Ltd Method and apparatus for electric motor control

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3585451A (en) * 1969-12-24 1971-06-15 Borg Warner Solid state motor overload protection system
DE4122002C1 (fr) * 1991-07-03 1992-08-13 Voith Turbo Gmbh & Co Kg, 7180 Crailsheim, De
WO2000016464A2 (fr) * 1998-07-15 2000-03-23 Lucas Aerospace Power Transmission Systeme de commande a groupe moteur integre
DE29913196U1 (de) * 1999-07-28 2000-12-07 ebm Werke GmbH & Co., 74673 Mulfingen Elektromotor mit Selbstschutzeinrichtung gegen Überhitzung
WO2007008940A2 (fr) * 2005-07-11 2007-01-18 Brooks Automation, Inc. Systeme intelligent de surveillance d'etat et de diagnostic de panne pour une maintenance preventive
WO2011040845A1 (fr) * 2009-09-29 2011-04-07 Husqvarna Ab Moteur électrique et procédé de régulation associé
US20120101768A1 (en) * 2010-10-26 2012-04-26 General Electric Company Diagnosis of stator thermal anomalies in an electrical machine

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Publication number Publication date
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