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jian dan yi xing de jian ya ban fa
Author(s): 
Pages: 17
Year: Issue:  10
Journal: Farm Machinery

Keyword:  硅整流发电机电机磁场额定转速外加电源失磁主绕组输入电路励磁电机容量接法;
Abstract: <正>硅整流发电机,有时磁极剩磁不多或失磁时,常会造成电机达到额定转速,电压也无法建立.因此须提高电机转速或外加电源激磁方能解决.用提高电机转速的方法若减速控制不及时,电机建压后就大大的超过了额定值,电机主绕组有因起动超压被击穿的危险.一般都不用此法而采用干电池对电机磁极充磁来解决(硅整流发电机在出厂时已设有"+"、"-"接线柱).除此之外,我们在电机磁场输入电路
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