FI81930B - Saett att med saekerhet bryta matningen av elektrisk effekt fraon en laogfrekvens- eller likspaenningskaella till en belastning jaemte anordning foer utfoerande av saettet. - Google Patents

Saett att med saekerhet bryta matningen av elektrisk effekt fraon en laogfrekvens- eller likspaenningskaella till en belastning jaemte anordning foer utfoerande av saettet. Download PDF

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Publication number
FI81930B
FI81930B FI833382A FI833382A FI81930B FI 81930 B FI81930 B FI 81930B FI 833382 A FI833382 A FI 833382A FI 833382 A FI833382 A FI 833382A FI 81930 B FI81930 B FI 81930B
Authority
FI
Finland
Prior art keywords
voltage
high frequency
load
low
frequency
Prior art date
Application number
FI833382A
Other languages
English (en)
Swedish (sv)
Other versions
FI833382A0 (fi
FI833382A (fi
FI81930C (fi
Inventor
Clas Aoke Kemstedt
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of FI833382A0 publication Critical patent/FI833382A0/fi
Publication of FI833382A publication Critical patent/FI833382A/fi
Publication of FI81930B publication Critical patent/FI81930B/fi
Application granted granted Critical
Publication of FI81930C publication Critical patent/FI81930C/fi

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Classifications

    • 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
    • H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
    • H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
    • H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
    • H02M7/12—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M7/21—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M7/217—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M7/2173—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only in a biphase or polyphase circuit arrangement
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L5/00—Local operating mechanisms for points or track-mounted scotch-blocks; Visible or audible signals; Local operating mechanisms for visible or audible signals
    • B61L5/12—Visible signals
    • B61L5/18—Light signals; Mechanisms associated therewith, e.g. blinders
    • B61L5/1809—Daylight signals
    • B61L5/1881—Wiring diagrams for power supply, control or testing
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/097—Supervising of traffic control systems, e.g. by giving an alarm if two crossing streets have green light simultaneously
    • 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
    • H02M3/33569—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 having several active switching elements
    • H02M3/33576—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 having several active switching elements having at least one active switching element at the secondary side of an isolation transformer
    • H02M3/33592—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 having several active switching elements having at least one active switching element at the secondary side of an isolation transformer having a synchronous rectifier circuit or a synchronous freewheeling circuit at the secondary side of an isolation transformer
    • 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
    • Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Dc-Dc Converters (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
  • Stand-By Power Supply Arrangements (AREA)
  • Inverter Devices (AREA)

Claims (3)

1. Menetelmä sähkötehon syötön varmaksi katkaisemiseksi pientaajuisesta tai tasajännitelähteestä (1) 5 kuormaan (2), tunnettu siitä, että pientaajuisen tai tasajännitelähteen (1) lähtöjänni-te (a) muutetaan hakkurilla suurtaajuiseksi vaihtojännitteeksi (e,f) suurtaajuisesta signaalista (b) riippuvaisesti, 10 että suurtaajuinen vaihtojännite (e,f) siirretään ainoastaan suurtaajuisen vaihtojännitteen siirtoon tarkoitetun rajapinnan (5,6), jossa on galvaaninen erotus, puolelta toiselle, että suurtaajuinen vaihtojännite rajapinnan toisella puo-15 lella tasasuunnataan ja suodatetaan kuormaan (2) vietävän jännitteen (k) muodostamiseksi, jonka käyrämuoto vastaa pientaajuisen tai tasajännitelähteen (1) lähtöjännitteen (a) käyrämuotoa ja että kuormaan (2) viety jännite (k) katkaistaan kat-20 kaisemalla suurtaajuinen signaali (b).
2. Laite sähkötehon varmaksi katkaisemiseksi pientaajuisesta jännitelähteestä tai tasajännitelähteestä (1) kuormaan (2), tunnettu siitä, että hakkurilaite (4) on sovitettu muuttamaan pientaajui-25 sen jännitelähteen tai tasajännitelähteen (1) lähtöjänni-te (a) suurtaajuiseksi vaihtojännitteeksi (e,f) hakkuri-laitteeseen (4) tulevasta suurtaajuisesta signaalista (b) riippuvaisesti, että siinä on ainoastaan suurtaajuisen vaihtojännitteen 30 siirtoon tarkoitettu rajapinta (5,6), jossa on galvaaninen erotus, suurtaajuisen vaihtojännitteen (e,f) siirtoon rajapinnan puolelta toiselle, että tasasuuntaus- ja suo-datuslaite (29,30,31,32,34,35,36,37) on sovitettu tasa-suuntaamaan ja suodattamaan suurtaajuinen vaihtojännite 35 rajapinnan toisella puolella jännitteen (k) muodostami- 10 81 930 seksi, joka johdetaan kuormaan (2) ja jonka käyrämuoto vastaa pientaajuisen jännitelähteen tai tasajännitelähteen (1) lähtöjännitteen (a) käyrämuotoa ja että siinä on elimet (39) suurtaajuisen tulosignaalin (b) katkaisemi-5 seksi hakkurilaitteelle (4) kuormaan (2) viedyn jännitteen (k) katkaisemiseksi.
3. Patenttivaatimuksen 2 mukainen laite, tunnettu siitä, että rajapinta (5,6) muodostuu muuntajasta, jonka ensiöpuoli (7,8) muodostaa mainitun toisen 10 puolen ja jonka toisiopuoli (9,10) muodostaa mainitun toisen puolen.
FI833382A 1982-02-05 1983-09-21 Saett att med saekerhet bryta matningen av elektrisk effekt fraon en laogfrekvens- eller likspaenningskaella till en belastning jaemte anordning foer utfoerande av saettet. FI81930C (fi)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
SE8200666 1982-02-05
SE8200666A SE430196B (sv) 1982-02-05 1982-02-05 Sett och anordning att bryta matningen av elektrisk effekt fran en lagfrekvens- eller likspenningskella till en belastning
SE8300023 1983-01-26
PCT/SE1983/000023 WO1983002860A1 (en) 1982-02-05 1983-01-26 Method of securely interrupting the electric power supply from a low-frequency or direct voltage source to a load, and apparatus for carrying out the method

Publications (4)

Publication Number Publication Date
FI833382A0 FI833382A0 (fi) 1983-09-21
FI833382A FI833382A (fi) 1983-09-21
FI81930B true FI81930B (fi) 1990-08-31
FI81930C FI81930C (fi) 1990-12-10

Family

ID=20345923

Family Applications (1)

Application Number Title Priority Date Filing Date
FI833382A FI81930C (fi) 1982-02-05 1983-09-21 Saett att med saekerhet bryta matningen av elektrisk effekt fraon en laogfrekvens- eller likspaenningskaella till en belastning jaemte anordning foer utfoerande av saettet.

Country Status (10)

Country Link
US (1) US4591964A (fi)
EP (1) EP0100331B1 (fi)
AU (1) AU549395B2 (fi)
DE (1) DE3380335D1 (fi)
DK (1) DK159230C (fi)
ES (1) ES8407269A1 (fi)
FI (1) FI81930C (fi)
IT (1) IT1193662B (fi)
SE (1) SE430196B (fi)
WO (1) WO1983002860A1 (fi)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4706180A (en) * 1985-11-29 1987-11-10 York International Corporation Pulse width modulated inverter system for driving single phase a-c induction motor
US5252905A (en) * 1985-12-23 1993-10-12 York International Corporation Driving system for single phase A-C induction motor
US4689731A (en) * 1986-08-07 1987-08-25 Honeywell Inc. MOSFET inverter gate drive circuit
US4825348A (en) * 1988-01-04 1989-04-25 General Electric Company Resonant power converter with current sharing among multiple transformers
DE68923708T2 (de) * 1988-12-06 1996-01-18 Boral Johns Perry Ind Pty Ltd Regelsystem für einen motor.
FI90605C (fi) * 1991-12-09 1994-02-25 Abb Stroemberg Drives Oy Puolijohdekytkimen ohjauspiiri
DE19534888A1 (de) * 1995-09-20 1997-03-27 Bosch Gmbh Robert Schaltungsanordnung zur Mehrfachausnutzung eines Übertragerkerns
US6246207B1 (en) 1998-06-26 2001-06-12 A. O. Smith Corporation Method and apparatus for controlling an induction motor
WO2002061927A2 (en) * 2001-02-01 2002-08-08 Di/Dt, Inc. Isolated drive circuitry used in switch-mode power converters
US7102898B2 (en) 2001-02-01 2006-09-05 Di/Dt, Inc. Isolated drive circuitry used in switch-mode power converters
US8390373B2 (en) * 2010-06-08 2013-03-05 MUSIC Group IP Ltd. Ultra-high efficiency switching power inverter and power amplifier
CN108601182B (zh) * 2018-06-14 2020-08-25 中车株洲电力机车有限公司 一种机车外部照明控制装置
CN117382699B (zh) * 2023-12-13 2024-02-27 黑龙江瑞兴科技股份有限公司 一种区间轨道设备的信号采集传输系统及方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3495097A (en) * 1967-09-14 1970-02-10 Ibm Signal detector circuit
NL6919147A (fi) * 1969-12-19 1971-06-22
DE2127545C3 (de) * 1970-06-09 1979-05-23 Sony Corp., Tokio Transistor-Gate-Schaltung
US3678367A (en) * 1971-05-26 1972-07-18 Gen Electric Versatile power converters with a high frequency link
DE2246505C3 (de) * 1972-09-22 1975-06-05 Computer Gesellschaft Konstanz Mbh, 7750 Konstanz Schaltungsanordnung zur unterbrechungsfreien Stromversorgung eines Gleichstromverbauchers mit konstanter Spannung
DE2423718C3 (de) * 1974-05-16 1978-03-02 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Schaltungsanordnung zur Erzeugung einer Wechselspannung
FR2351538A1 (fr) * 1976-05-11 1977-12-09 Lignes Telegraph Telephon Circuit de transposition en frequence a consommation reduite
JPS5355936A (en) * 1976-10-30 1978-05-20 Hitachi Ltd Digital signal transmission circuit
US4236187A (en) * 1977-10-18 1980-11-25 Sharp Kabushiki Kaisha Power supply voltage stabilizer
DE2821812C2 (de) * 1978-05-19 1984-01-12 Brown, Boveri & Cie Ag, 6800 Mannheim Schaltungsanordnung zur potentialgetrennten Übertragung von Signalen
US4327406A (en) * 1980-10-01 1982-04-27 The United States Of America As Represented By The Secretary Of The Army DC to AC synthesizer with inverter circuit failure avoidance

Also Published As

Publication number Publication date
US4591964A (en) 1986-05-27
ES519541A0 (es) 1984-09-01
WO1983002860A1 (en) 1983-08-18
DK159230B (da) 1990-09-17
IT1193662B (it) 1988-07-21
SE430196B (sv) 1983-10-24
DE3380335D1 (en) 1989-09-07
EP0100331B1 (en) 1989-08-02
DK159230C (da) 1991-03-04
FI833382A0 (fi) 1983-09-21
EP0100331A1 (en) 1984-02-15
ES8407269A1 (es) 1984-09-01
DK458083D0 (da) 1983-10-04
DK458083A (da) 1983-10-04
IT8319434A0 (it) 1983-02-04
AU1154483A (en) 1983-08-25
FI833382A (fi) 1983-09-21
AU549395B2 (en) 1986-01-23
FI81930C (fi) 1990-12-10
SE8200666L (sv) 1983-08-06

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Owner name: OY L M ERICSSON AB