日本不卡一区视频-日本不卡视频一区二区三区-日本不卡视频一区二区-日本不卡高清免费v日本-色国产视频

產品分類

當前位置: 首頁 > 儀表工具產品 > 專用儀表 > 其他儀表 > 粒度儀

類型分類:
科普知識
數據分類:
粒度儀

三相交流電的優點

發布日期:2022-05-30 點擊率:63

  1、在輸送功率相同、電壓相同及距離、線路損失相等的情況下,若采用這種辦法供電,發電機的體積可以選得小一些,重量輕一些,從而節省了材料;

  2、在輸電方面,若采用截面積相同的輸電線,導線的條數可以減少1/3甚至1/2,大大節省了輸電線的用銅(或鋁)量;

  3、在用電方面,廣泛使用三相供電的三相比單相電源供電的單相電動機,結構簡單、價格低廉,機械震動小,性能平穩可靠等。

  由于具有上述優點,所以在工農業生產中三相交流電路獲得廣泛使用。


下一篇: PLC、DCS、FCS三大控

上一篇: 電動執行器的控制精度

推薦產品

更多
主站蜘蛛池模板: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |