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INVERTER CIRCUIT FOR VERIFICATION OF INDUCTIVE ELECTRICITY METERS
专利权人:
Menshikh Oleg Fedorovich
发明人:
Menshikh Oleg Fedorovich
申请号:
RU20160113479
公开号:
RU2616192(C1)
申请日:
2016.04.07
申请国别(地区):
俄罗斯
年份:
2017
代理人:
摘要:
FIELD: electricity.SUBSTANCE: an inverter circuit is claimed and meant for verification of inductive electricity meters. It comprises of a line-voltage rectifier on series-connected high-current pulse diode and electrolyte condenser of a high capacity C which is calculated by the formula C≈T/2η(1+η)R, where T is AC cycle provided that the ratio η of the charging time to the discharging time of the electrolyte condenser is many times greater than one, e.g. 0.01 and less, where R is the load resistance characterized in that an additional rectifier, which is identical to said one for another half-wave of the AC current, is introduced into it. The both series-connected electrolyte high-capacity condensers are connected to collectors of series-connected power transistors of n-p-n and p-n-p types respectively. Their emitters are coupled with the midpoint of the electrolyte high-capacity condensers through a throttle which forms the line-voltage output for load R. The throttle is connected to a film-type conden
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