GB705242A - Electrical control device - Google Patents

Electrical control device

Info

Publication number
GB705242A
GB705242A GB22932/52A GB2293252A GB705242A GB 705242 A GB705242 A GB 705242A GB 22932/52 A GB22932/52 A GB 22932/52A GB 2293252 A GB2293252 A GB 2293252A GB 705242 A GB705242 A GB 705242A
Authority
GB
United Kingdom
Prior art keywords
winding
output
load
circuit
point
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.)
Expired
Application number
GB22932/52A
Other languages
English (en)
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.)
ABB Norden Holding AB
Original Assignee
ASEA AB
Allmanna Svenska Elektriska AB
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 ASEA AB, Allmanna Svenska Elektriska AB filed Critical ASEA AB
Publication of GB705242A publication Critical patent/GB705242A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G05B11/00—Automatic controllers
    • G05B11/01—Automatic controllers electric
    • G05B11/012—Automatic controllers electric details of the transmission means
    • G05B11/016—Automatic controllers electric details of the transmission means using inductance means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F29/00—Variable transformers or inductances not covered by group H01F21/00
    • H01F29/14—Variable transformers or inductances not covered by group H01F21/00 with variable magnetic bias
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F9/00—Magnetic amplifiers
    • H03F9/04—Magnetic amplifiers voltage-controlled, i.e. the load current flowing in only one direction through a main coil, e.g. Logan circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
    • H03K3/45—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of non-linear magnetic or dielectric devices
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F3/00—Cores, Yokes, or armatures
    • H01F3/10—Composite arrangements of magnetic circuits
    • H01F2003/106—Magnetic circuits using combinations of different magnetic materials
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F29/00—Variable transformers or inductances not covered by group H01F21/00
    • H01F29/14—Variable transformers or inductances not covered by group H01F21/00 with variable magnetic bias
    • H01F2029/143—Variable transformers or inductances not covered by group H01F21/00 with variable magnetic bias with control winding for generating magnetic bias

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Hard Magnetic Materials (AREA)
  • Dc-Dc Converters (AREA)
  • Load-Engaging Elements For Cranes (AREA)
GB22932/52A 1951-09-22 1952-09-12 Electrical control device Expired GB705242A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE306767X 1951-09-22

Publications (1)

Publication Number Publication Date
GB705242A true GB705242A (en) 1954-03-10

Family

ID=20307535

Family Applications (1)

Application Number Title Priority Date Filing Date
GB22932/52A Expired GB705242A (en) 1951-09-22 1952-09-12 Electrical control device

Country Status (5)

Country Link
US (1) US2818545A (en, 2012)
BE (1) BE514329A (en, 2012)
CH (1) CH306767A (en, 2012)
FR (1) FR1063532A (en, 2012)
GB (1) GB705242A (en, 2012)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2932787A (en) * 1956-03-19 1960-04-12 Allis Chalmers Mfg Co Magnetic amplifier
US3700913A (en) * 1970-08-12 1972-10-24 Hughes Aircraft Co Trigger transformer for pulse forming network
US4205288A (en) * 1978-10-27 1980-05-27 Westinghouse Electric Corp. Transformer with parallel magnetic circuits of unequal mean lengths and loss characteristics

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1910381A (en) * 1929-12-26 1933-05-23 Union Switch & Signal Co Electrical translating apparatus
US1921703A (en) * 1931-11-13 1933-08-08 Gen Electric Variable reactance device
US2470556A (en) * 1945-11-16 1949-05-17 Asea Ab Rectifier with a voltage regulating reactor saturable by direct current
BE475361A (en, 2012) * 1946-08-27
US2552203A (en) * 1948-04-02 1951-05-08 Gen Electric Voltage doubler magnetic amplifier

Also Published As

Publication number Publication date
FR1063532A (fr) 1954-05-04
BE514329A (en, 2012)
CH306767A (de) 1955-04-30
US2818545A (en) 1957-12-31

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