GB1250276A - - Google Patents

Info

Publication number
GB1250276A
GB1250276A GB1250276DA GB1250276A GB 1250276 A GB1250276 A GB 1250276A GB 1250276D A GB1250276D A GB 1250276DA GB 1250276 A GB1250276 A GB 1250276A
Authority
GB
United Kingdom
Prior art keywords
current
reactive current
mains
reactive
capacitors
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
Other languages
English (en)
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 filed Critical
Publication of GB1250276A publication Critical patent/GB1250276A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K9/00—Arc welding or cutting
    • B23K9/10—Other electric circuits therefor; Protective circuits; Remote controls
    • B23K9/1006—Power supply
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00—Circuit arrangements for AC mains or AC distribution networks
    • H02J3/18—Arrangements for adjusting, eliminating or compensating reactive power in networks
    • H02J3/1821—Arrangements for adjusting, eliminating or compensating reactive power in networks using shunt compensators
    • H02J3/1828—Arrangements for adjusting, eliminating or compensating reactive power in networks using shunt compensators with stepwise control, the possibility of switching in or out the entire compensating arrangement not being considered as stepwise control
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
    • Y02E40/30—Reactive power compensation
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Electrical Variables (AREA)
GB1250276D 1968-02-21 1969-02-20 Expired GB1250276A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1638444 1968-02-21

Publications (1)

Publication Number Publication Date
GB1250276A true GB1250276A (enrdf_load_stackoverflow) 1971-10-20

Family

ID=5683911

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1250276D Expired GB1250276A (enrdf_load_stackoverflow) 1968-02-21 1969-02-20

Country Status (5)

Country Link
CH (1) CH502010A (enrdf_load_stackoverflow)
DE (1) DE1638444C3 (enrdf_load_stackoverflow)
FR (1) FR2002331A1 (enrdf_load_stackoverflow)
GB (1) GB1250276A (enrdf_load_stackoverflow)
SE (1) SE351332B (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2146466A (en) * 1983-08-23 1985-04-17 Donald Francis Binns Alternating curent power supplies
GB2177240A (en) * 1985-06-24 1987-01-14 Vernitron Corp Synchro power amplifier and control circuit for automatically tuning an inductive load
WO2024052899A1 (en) * 2022-09-05 2024-03-14 Ariel Scientific Innovations Ltd. Methods and systems for fast correction of voltage during a fraction of an ac period

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1763018C3 (de) * 1968-03-23 1985-06-27 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren zur verzögerungsfreien Regelung der Blindleistung in elektrischen Netzen
DE2548224C3 (de) * 1975-10-28 1984-03-08 Siemens AG, 1000 Berlin und 8000 München Regeleinheit zur Blindleistungskompensation in oberschwingunshaltigen Netzen
AU521914B2 (en) * 1978-02-28 1982-05-06 Tokyo Shibaura Denki Kabushiki Kaisha Controlling electric valves in ac power supply
CN111799113A (zh) * 2020-06-09 2020-10-20 国网山东省电力公司检修公司 具有功能数据库存储功能的智能选相控制系统及方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1477476A (fr) * 1965-12-28 1967-04-21 Moscovsky Energet I Procédé de réglage de la puissance réactive dans un réseau électrique et dispositif pour sa mise en oeuvre

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2146466A (en) * 1983-08-23 1985-04-17 Donald Francis Binns Alternating curent power supplies
GB2177240A (en) * 1985-06-24 1987-01-14 Vernitron Corp Synchro power amplifier and control circuit for automatically tuning an inductive load
GB2177240B (en) * 1985-06-24 1989-07-12 Vernitron Corp Synchro power amplifier and control circuit for automatically tuning an inductive load
WO2024052899A1 (en) * 2022-09-05 2024-03-14 Ariel Scientific Innovations Ltd. Methods and systems for fast correction of voltage during a fraction of an ac period

Also Published As

Publication number Publication date
DE1638444B2 (de) 1977-10-27
SE351332B (enrdf_load_stackoverflow) 1972-11-20
CH502010A (de) 1971-01-15
DE1638444C3 (de) 1981-11-12
FR2002331A1 (enrdf_load_stackoverflow) 1969-10-17
DE1638444A1 (de) 1971-08-26

Similar Documents

Publication Publication Date Title
US3825815A (en) Electrical power system
US4355274A (en) Load responsive control system for constant speed induction motor
US3491282A (en) Static inverter wherein a plurality of square waves are so summed as to produce a sinusoidal output wave
US4034232A (en) System for synchronizing and phase shifting switching regulators
US4459528A (en) Phase detector for three-phase power factor controller
DE69110481T2 (de) Blindleistungskompensator.
US4063143A (en) Inverter arrangement with two controlled three-phase inverters
GB1191786A (en) Control Circuit Arrangement for Controlled Rectifiers
US4234842A (en) Voltage regulator and flicker compensator
US4174497A (en) Circuit and method for controlling reactive load currents of a three-phase system
US3254293A (en) Electrical apparatus
GB1250276A (enrdf_load_stackoverflow)
GB1168808A (en) A Circuit Arrangement for Converting Electric Power
US3644847A (en) Frequency-following voltage-controlled filter providing substantially constant output amplitude
US4041370A (en) Apparatus for rapidly detecting and calculating the root mean square of electrical measuring values in alternating current networks
US3876922A (en) Transient responsive compensation circuit for an inverter arrangement
GB1523766A (en) Reactive power compensating arrangement
US4437052A (en) Static VAR generator
GB1078954A (en) Arc power supply
US3056046A (en) Square wave developing circuit using back to back zener diodes and with series inductance
GB1352949A (en) Feedback controls for cycloconverters
US3676766A (en) Multiphase alternating current regulation system for transformer-coupled loads
US4147972A (en) Control circuit for an a-c control element
US3548296A (en) Method and apparatus for controlling the phase angle and amplitude of a periodic signal by using two phases of a reference signal
GB1118267A (en) Rectifying apparatus for producing constant d.c. output voltage

Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees