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  • 1.
    [发明专利]JP19760093815 _ MITSUBISHI ELECTRIC CORP 1976年08月05日
  • [发明专利]US19760713579 _ HITACHI, LTD. 1976年08月11日
  • [发明专利]JP19760093812 _ MITSUBISHI ELECTRIC CORP 1976年08月05日
    PURPOSE:The integrator is locked only at the start of the water wheel driving and is freed from the locking at the time of normal driving, thus to prevent overshooting and improve the starting action.
  • [发明专利]JP19760023215 _ HITACHI LTD 1976年03月05日
    PURPOSE:To effectively start a pump water wheel of the continuously pumping up power station having dams at the side of top, centre and bottom respectively.
  • 5.
    [发明专利]JP19760058546U _ 1976年05月10日
  • [发明专利]JP19760110099 _ TOKYO SHIBAURA ELECTRIC CO 1976年09月14日
    PURPOSE:To carry out control of hydraulic machinery matching to the characteristics in the most suitable condition, in the guide vane closing appliance of the hydraulic machinery to close water opening of guide vane of hydraulic machinery at the diffe...
  • 7.
    [发明专利]JP19760110099 _ TOKYO SHIBAURA ELECTRIC CO 1976年09月14日
  • [发明专利]JP19760048882 _ MITSUBISHI ELECTRIC CORP 1976年04月28日
    PURPOSE:The excelss integration restricting device is arranged which restricts the accumulation of the excess signal voltage on the integrator of the controlling part in waterwheel starting, and the reduction of the starting time and the reduction of ...
  • 9.
    [发明专利]JP19760103531U _ 1976年08月04日
  • 10.
    [发明专利]JP19760009264 _ 1976年02月02日
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