dragging-beam 中文意思是什麼
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Based on the series of problems of the practical beam unit dragging system, an excellent energy conservation method is proposed in this paper, i. e. the slip frequency is kept constant in variable frequency system. and a digital spwm generator is adopted to put this control method into practice
針對實際游梁式抽油機拖動系統存在的一系列問題，提出了一種優良的節能方案? ?轉差頻率恆定的變頻調速系統，並用一種數字式spwm發生器來實現該控制方案。 -
Base on the series of problems in beam unit dragging system above mentioned, some of them can be solved by adopting high - slipping motor, which makes beam unit dragging system saving energy in all
針對上面游梁式抽油機拖動系統中存在的一系列問題，採用高轉差率電動機可以解決抽油機拖動系統中存在的一些問題，使抽油機系統總體節能。
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