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
  • H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
  • H02M5/02—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc
  • H02M5/04—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters
  • H02M5/22—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
  • H02M5/25—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means
  • H02M5/257—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only
  • H02M5/2573—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only with control circuit
• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03K—PULSE TECHNIQUE
  • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
  • H03K17/13—Modifications for switching at zero crossing
  • H03K17/136—Modifications for switching at zero crossing in thyristor switches
• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03K—PULSE TECHNIQUE
  • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
  • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
  • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
  • H03K17/72—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices having more than two PN junctions; having more than three electrodes; having more than one electrode connected to the same conductivity region

Landscapes

• Engineering & Computer Science (AREA)
• Power Engineering (AREA)
• Power Conversion In General (AREA)
• Control Of Electrical Variables (AREA)
• Control Of Ac Motors In General (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=25077504

Family Applications (1)

Country Status (9)

Families Citing this family (5)

Family Cites Families (2)

• 1968
  • 1968-10-11 US US766777A patent/US3590275A/en not_active Expired - Lifetime
• 1969
  • 1969-10-04 ES ES372210A patent/ES372210A1/es not_active Expired
  • 1969-10-07 CH CH1506069A patent/CH514960A/de not_active IP Right Cessation
  • 1969-10-07 GB GB1238126D patent/GB1238126A/en not_active Expired
  • 1969-10-08 JP JP8066169A patent/JPS4732383B1/ja active Pending
  • 1969-10-09 FR FR6934618A patent/FR2020402A1/fr not_active Withdrawn
  • 1969-10-10 DE DE19691951296 patent/DE1951296B2/de not_active Withdrawn
  • 1969-10-10 BE BE740146D patent/BE740146A/xx unknown
  • 1969-10-10 NL NL6915384A patent/NL6915384A/xx not_active Application Discontinuation

Also Published As

Similar Documents