JPS5547517A - Intrinsically safe* explosion proof power supply unit - Google Patents

Intrinsically safe* explosion proof power supply unit

Info

Publication number
JPS5547517A
JPS5547517A JP12308579A JP12308579A JPS5547517A JP S5547517 A JPS5547517 A JP S5547517A JP 12308579 A JP12308579 A JP 12308579A JP 12308579 A JP12308579 A JP 12308579A JP S5547517 A JPS5547517 A JP S5547517A
Authority
JP
Japan
Prior art keywords
power supply
supply unit
intrinsically safe
explosion proof
proof power
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.)
Pending
Application number
JP12308579A
Other languages
English (en)
Japanese (ja)
Inventor
Baumugerutoru Ururitsuhi
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 Corp
Original Assignee
Siemens Corp
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 Corp filed Critical Siemens Corp
Publication of JPS5547517A publication Critical patent/JPS5547517A/ja
Pending 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 
    • G05F1/46—Regulating voltage or current  wherein the variable actually regulated by the final control device is DC
    • G05F1/56—Regulating voltage or current  wherein the variable actually regulated by the final control device is DC using semiconductor devices in series with the load as final control devices
    • G05F1/563—Regulating voltage or current  wherein the variable actually regulated by the final control device is DC using semiconductor devices in series with the load as final control devices including two stages of regulation at least one of which is output level responsive, e.g. coarse and fine regulation
    • 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
    • H02H7/10—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 converters; for rectifiers
    • H02H7/12—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 converters; for rectifiers for static converters or rectifiers
    • H02H7/1213—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 converters; for rectifiers for static converters or rectifiers for DC-DC converters
    • 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
    • H02H7/10—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 converters; for rectifiers
    • H02H7/12—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 converters; for rectifiers for static converters or rectifiers
    • H02H7/122—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 converters; for rectifiers for static converters or rectifiers for inverters, i.e. DC/AC converters
    • 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
    • H02M3/00—Conversion of DC power input into DC power output
    • H02M3/22—Conversion of DC power input into DC power output with intermediate conversion into AC
    • H02M3/24—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters
    • H02M3/28—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC
    • H02M3/325—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal
    • H02M3/335—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/33507—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of the output voltage or current, e.g. flyback converters
    • H02M3/33523—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of the output voltage or current, e.g. flyback converters with galvanic isolation between input and output of both the power stage and the feedback loop

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Dc-Dc Converters (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Protection Of Static Devices (AREA)
  • Control Of Electrical Variables (AREA)
JP12308579A 1978-09-29 1979-09-25 Intrinsically safe* explosion proof power supply unit Pending JPS5547517A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782843093 DE2843093A1 (de) 1978-09-29 1978-09-29 Schaltungsanordnung fuer eine eigensichere stromversorgungseinrichtung

Publications (1)

Publication Number Publication Date
JPS5547517A true JPS5547517A (en) 1980-04-04

Family

ID=6051270

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12308579A Pending JPS5547517A (en) 1978-09-29 1979-09-25 Intrinsically safe* explosion proof power supply unit

Country Status (5)

Country Link
JP (1) JPS5547517A (fr)
BE (1) BE879011A (fr)
DE (1) DE2843093A1 (fr)
FR (1) FR2437721A1 (fr)
GB (1) GB2031623A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5530275A (en) * 1978-08-25 1980-03-04 Matsushita Electric Ind Co Ltd Speaker

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2937298C2 (de) * 1979-09-12 1985-01-17 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Schaltungsanordnung für eine eigensichere Gleichstrom-Versorgung
DE3150398C2 (de) * 1981-12-16 1985-08-29 Siemens AG, 1000 Berlin und 8000 München Eigensichere Stromversorgungseinrichtung mit einem im Primärkreis eines Transformators angeordneten steuerbaren Halbleiter
GB2131209B (en) * 1982-11-02 1986-01-15 Newton Derby Ltd Switch mode power supply
DE3322278C2 (de) * 1983-06-16 1987-05-14 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zur Regelung der Ausgangsspannung eines Stromversorgungsgerätes
FR2585897A1 (fr) * 1985-08-02 1987-02-06 Loire Electronique Circuits de securite pour alimentation a decoupage
DE4121634A1 (de) * 1990-08-09 1992-02-13 Promos Electronic Gmbh Netzgeraet fuer eigensichere stromkreise
GB2265028B (en) * 1992-03-09 1996-05-01 Desmond Wheable A novel method of generating constant alternating voltage or current supply

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5530275A (en) * 1978-08-25 1980-03-04 Matsushita Electric Ind Co Ltd Speaker

Also Published As

Publication number Publication date
BE879011A (fr) 1980-01-16
DE2843093A1 (de) 1980-04-03
FR2437721B3 (fr) 1981-07-17
GB2031623A (en) 1980-04-23
FR2437721A1 (fr) 1980-04-25

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