IT982528B - Dispositivo indicatore del riscal damento di un motore elettrico - Google Patents
Dispositivo indicatore del riscal damento di un motore elettricoInfo
- Publication number
- IT982528B IT982528B IT21452/73A IT2145273A IT982528B IT 982528 B IT982528 B IT 982528B IT 21452/73 A IT21452/73 A IT 21452/73A IT 2145273 A IT2145273 A IT 2145273A IT 982528 B IT982528 B IT 982528B
- Authority
- IT
- Italy
- Prior art keywords
- electric motor
- indicator device
- heating indicator
- heating
- motor
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/24—Protection against failure of cooling arrangements, e.g. due to loss of cooling medium or due to interruption of the circulation of cooling medium
-
- 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
- G06—COMPUTING; CALCULATING OR COUNTING
- G06G—ANALOGUE COMPUTERS
- G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
- G06G7/48—Analogue computers for specific processes, systems or devices, e.g. simulators
- G06G7/56—Analogue computers for specific processes, systems or devices, e.g. simulators for heat flow
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06G—ANALOGUE COMPUTERS
- G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
- G06G7/48—Analogue computers for specific processes, systems or devices, e.g. simulators
- G06G7/62—Analogue computers for specific processes, systems or devices, e.g. simulators for electric systems or apparatus
- G06G7/63—Analogue computers for specific processes, systems or devices, e.g. simulators for electric systems or apparatus for power apparatus, e.g. motors, or supply distribution networks
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H6/00—Emergency protective circuit arrangements responsive to undesired changes from normal non-electric working conditions using simulators of the apparatus being protected, e.g. using thermal images
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S423/00—Chemistry of inorganic compounds
- Y10S423/07—Isotope separation
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Theoretical Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Mathematical Physics (AREA)
- Automation & Control Theory (AREA)
- Control Of Electric Motors In General (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
- Control Of Direct Current Motors (AREA)
- Protection Of Generators And Motors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7208659A FR2175537B1 (it) | 1972-03-13 | 1972-03-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT982528B true IT982528B (it) | 1974-10-21 |
Family
ID=9095090
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT21452/73A IT982528B (it) | 1972-03-13 | 1973-03-12 | Dispositivo indicatore del riscal damento di un motore elettrico |
Country Status (8)
Country | Link |
---|---|
US (1) | US3809960A (it) |
JP (1) | JPS4912874A (it) |
BR (1) | BR7301755D0 (it) |
DE (1) | DE2312424A1 (it) |
FR (1) | FR2175537B1 (it) |
GB (1) | GB1426247A (it) |
IT (1) | IT982528B (it) |
NL (1) | NL7302602A (it) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3849705A (en) * | 1973-07-11 | 1974-11-19 | Westinghouse Electric Corp | Fluid-cooled transformer having a temperature responsive indicating and controlling device |
US3959692A (en) * | 1974-09-18 | 1976-05-25 | Westinghouse Electric Corporation | Monitor and controller for heating a resistive element |
US4035692A (en) * | 1975-11-20 | 1977-07-12 | Cutler-Hammer, Inc. | Resistor protection systems |
JPS52137650A (en) * | 1976-05-14 | 1977-11-17 | Nippon Telegr & Teleph Corp <Ntt> | Protector for motor |
US4097790A (en) * | 1976-08-16 | 1978-06-27 | General Motors Corporation | Motor protector with remote temperature simulation |
EP0000585B1 (en) * | 1977-08-01 | 1983-03-09 | General Electric Company | Automatic control system for processing signals from an overheat monitor of a dynamoelectric machine |
GB1589624A (en) * | 1977-08-03 | 1981-05-13 | Caterpillar Tractor Co | Dc motors |
FR2400788A1 (fr) * | 1977-08-19 | 1979-03-16 | Cii Honeywell Bull | Dispositif de simulation thermique d'un moteur electrique a charge constante |
US4301396A (en) * | 1978-09-19 | 1981-11-17 | Gould Inc. | Thermal current limiting controller |
AT385378B (de) * | 1981-12-21 | 1988-03-25 | Siemens Ag Oesterreich | Schaltungsanordnung zum ueberlastungsschutz von schalttransistoren |
US4442393A (en) * | 1982-03-04 | 1984-04-10 | Westinghouse Electric Corp. | Apparatus and method for determining the operation of an induction motor |
DE3342031B4 (de) * | 1982-11-23 | 2005-01-13 | Papst Licensing Gmbh & Co. Kg | Schaltungsanordnung zur Drehzahlsteuerung eines Elektromotors |
US4800292A (en) * | 1984-04-17 | 1989-01-24 | Ranco Incorporated | Temperature sensing circuit |
EP0235324B1 (de) * | 1986-03-01 | 1996-12-27 | ABB Management AG | Verfahren zur Bestimmung der Temperatur von elektrischen Betriebsmitteln |
US4939437A (en) * | 1988-06-22 | 1990-07-03 | Siemens Energy & Automation, Inc. | Motor controller |
US5206572A (en) * | 1988-06-22 | 1993-04-27 | Siemens Energy & Automation, Inc. | Motor controller |
US5448442A (en) * | 1988-06-22 | 1995-09-05 | Siemens Energy & Automation, Inc. | Motor controller with instantaneous trip protection |
US5386183A (en) * | 1990-01-03 | 1995-01-31 | Siemens Energy & Automation, Inc. | Method and apparatus for sensing a ground fault in a motor control system |
US5448143A (en) * | 1993-11-17 | 1995-09-05 | Dell Usa, L.P. | Sensor for monitoring fan operation in a PC or PC based system |
US5539601A (en) * | 1994-05-12 | 1996-07-23 | Siemens Energy & Automation, Inc. | Apparatus and method for thermal protection of electric motors |
US5576632A (en) * | 1994-06-30 | 1996-11-19 | Siemens Corporate Research, Inc. | Neural network auto-associator and method for induction motor monitoring |
US5574387A (en) * | 1994-06-30 | 1996-11-12 | Siemens Corporate Research, Inc. | Radial basis function neural network autoassociator and method for induction motor monitoring |
GB9514528D0 (en) * | 1995-07-15 | 1995-09-13 | Smiths Industries Plc | Electrical apparatus |
KR100263638B1 (ko) * | 1997-11-29 | 2000-08-01 | 윤종용 | 모터의 온도제어 방법 |
US7006911B2 (en) * | 2003-11-04 | 2006-02-28 | Cummins, Inc. | Actuator control system |
JP4503624B2 (ja) * | 2006-03-30 | 2010-07-14 | 住友電工デバイス・イノベーション株式会社 | 電子回路 |
CN102608529B (zh) * | 2012-02-21 | 2015-08-05 | 杭州日鼎控制技术有限公司 | 用于测量异步电机转子时间常数的装置及方法 |
US20190238082A1 (en) * | 2018-01-31 | 2019-08-01 | Hamilton Beach Brands, Inc. | Appliance With Load Sensing Electrical Circuit |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH375071A (de) * | 1960-02-03 | 1964-02-15 | Bbc Brown Boveri & Cie | Ein thermisches Abbild darstellende Schutzschaltung für ein elektrisches Gerät |
US3114872A (en) * | 1961-12-29 | 1963-12-17 | Gen Electric | Constant current source |
FR1386751A (fr) * | 1963-03-01 | 1965-01-22 | Bbc Brown Boveri & Cie | Dispositif thermique de protection contre les surcharges, pour parties d'installations électriques |
US3339114A (en) * | 1965-02-19 | 1967-08-29 | Ite Circuit Breaker Ltd | Static overload relay means for use in circuit breakers and having inverse time current characteristics |
FR2029881A5 (it) * | 1969-01-29 | 1970-10-23 | Comp Generale Electricite | |
US3643130A (en) * | 1969-05-31 | 1972-02-15 | Siemens Ag | Supervisory device for rectifier having semiconductor valve-type components |
US3735219A (en) * | 1971-08-25 | 1973-05-22 | Memorex Corp | Thermal protection device for linear motor |
US3721880A (en) * | 1971-10-12 | 1973-03-20 | Carrier Corp | Refrigerant compressor motor control |
-
1972
- 1972-03-13 FR FR7208659A patent/FR2175537B1/fr not_active Expired
-
1973
- 1973-02-23 NL NL7302602A patent/NL7302602A/xx not_active Application Discontinuation
- 1973-03-06 US US00338491A patent/US3809960A/en not_active Expired - Lifetime
- 1973-03-09 JP JP48027209A patent/JPS4912874A/ja active Pending
- 1973-03-12 BR BR731755A patent/BR7301755D0/pt unknown
- 1973-03-12 IT IT21452/73A patent/IT982528B/it active
- 1973-03-12 GB GB1184173A patent/GB1426247A/en not_active Expired
- 1973-03-13 DE DE2312424A patent/DE2312424A1/de not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
US3809960A (en) | 1974-05-07 |
DE2312424A1 (de) | 1973-09-20 |
JPS4912874A (it) | 1974-02-04 |
BR7301755D0 (pt) | 1974-07-11 |
NL7302602A (it) | 1973-09-17 |
GB1426247A (en) | 1976-02-25 |
FR2175537A1 (it) | 1973-10-26 |
FR2175537B1 (it) | 1978-03-03 |
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