FR2165915A1 - - Google Patents

Info

Publication number
FR2165915A1
FR2165915A1 FR7243050A FR7243050A FR2165915A1 FR 2165915 A1 FR2165915 A1 FR 2165915A1 FR 7243050 A FR7243050 A FR 7243050A FR 7243050 A FR7243050 A FR 7243050A FR 2165915 A1 FR2165915 A1 FR 2165915A1
Authority
FR
France
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Withdrawn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
FR7243050A
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.)
Howden Supertherm Ltd
Original Assignee
Howden Supertherm Ltd
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 Howden Supertherm Ltd filed Critical Howden Supertherm Ltd
Publication of FR2165915A1 publication Critical patent/FR2165915A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
    • G05F1/10—Regulating voltage or current
    • G05F1/12—Regulating voltage or current wherein the variable actually regulated by the final control device is ac
    • G05F1/40—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using discharge tubes or semiconductor devices as final control devices
    • G05F1/44—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using discharge tubes or semiconductor devices as final control devices semiconductor devices only
    • G05F1/45—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using discharge tubes or semiconductor devices as final control devices semiconductor devices only being controlled rectifiers in series with the load
    • G05F1/452—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using discharge tubes or semiconductor devices as final control devices semiconductor devices only being controlled rectifiers in series with the load with pulse-burst modulation control
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/1906—Control of temperature characterised by the use of electric means using an analogue comparing device
    • G05D23/1913—Control of temperature characterised by the use of electric means using an analogue comparing device delivering a series of pulses
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
    • G05D23/24—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature the sensing element having a resistance varying with temperature, e.g. a thermistor
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/08—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters
    • H02M1/083—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters for the ignition at the zero crossing of the voltage or the current
    • 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
    • H02P27/00—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
    • H02P27/02—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using supply voltage with constant frequency and variable amplitude
    • H02P27/026—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using supply voltage with constant frequency and variable amplitude whereby the speed is regulated by measuring the motor speed and comparing it with a given physical value
FR7243050A 1971-12-03 1972-12-04 Withdrawn FR2165915A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5613071A GB1395889A (en) 1971-12-03 1971-12-03 Ac power control unit

Publications (1)

Publication Number Publication Date
FR2165915A1 true FR2165915A1 (fr) 1973-08-10

Family

ID=10475808

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7243050A Withdrawn FR2165915A1 (fr) 1971-12-03 1972-12-04

Country Status (4)

Country Link
US (1) US3806784A (fr)
JP (1) JPS5710452B2 (fr)
FR (1) FR2165915A1 (fr)
GB (1) GB1395889A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2444969A1 (fr) * 1978-12-21 1980-07-18 Licentia Gmbh Dispositif de commande par paquets d'oscillations a l'aide d'organes de reglage statiques a courant alternatif
EP0056954A2 (fr) * 1981-01-26 1982-08-04 ROJ ELECTROTEX S.p.A. Commande électrique pour les dispositifs d'alimentation en fil
EP0085268A1 (fr) * 1982-01-29 1983-08-10 INTERNATIONAL HOME SYSTEMS Société Anonyme dite: Dispositif pour l'alimentation dosée d'une charge électrique

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4400613A (en) * 1978-12-04 1983-08-23 General Electric Company Temperature controller for a fusing roller
DE2855332A1 (de) * 1978-12-21 1980-06-26 Licentia Patnetent Verwaltungs Einrichtung einer schwingungspaketsteuerung mit regelung mittels eines statischen wechselstrom-stellgliedes
JPS58118243U (ja) * 1982-02-05 1983-08-12 愛知機械工業株式会社 内燃機関用気化器における遮熱板
ITUB20154187A1 (it) 2015-10-06 2016-01-06 Fameccanica Data Spa Procedimento ed apparecchiatura per la produzione di una struttura assorbente

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3377547A (en) * 1965-03-12 1968-04-09 Barber Colman Co Automatic ac power control system with reset windup prevention
US3611086A (en) * 1970-01-14 1971-10-05 Reliance Electric Co Integral carrier ratio inverter
US3703672A (en) * 1970-05-05 1972-11-21 Nat Res Dev Three-phase induction-motor, speed-changing method and control circuit
US3662247A (en) * 1970-10-01 1972-05-09 Reliance Electric Co Pulse width modulated inverter adaptive logic
US3694718A (en) * 1970-10-19 1972-09-26 Gen Electric Methods of inverter voltage control by superimposed chopping

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2444969A1 (fr) * 1978-12-21 1980-07-18 Licentia Gmbh Dispositif de commande par paquets d'oscillations a l'aide d'organes de reglage statiques a courant alternatif
EP0056954A2 (fr) * 1981-01-26 1982-08-04 ROJ ELECTROTEX S.p.A. Commande électrique pour les dispositifs d'alimentation en fil
EP0056954A3 (en) * 1981-01-26 1982-08-11 Roj Electrotex S.P.A. Electric control for yarn feeding devices
EP0085268A1 (fr) * 1982-01-29 1983-08-10 INTERNATIONAL HOME SYSTEMS Société Anonyme dite: Dispositif pour l'alimentation dosée d'une charge électrique

Also Published As

Publication number Publication date
JPS4876047A (fr) 1973-10-13
GB1395889A (en) 1975-05-29
JPS5710452B2 (fr) 1982-02-26
US3806784A (en) 1974-04-23

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Legal Events

Date Code Title Description
ST Notification of lapse