When the speed control in the whole fermentation process is variable, NB is increased 36% in comparing with that of the constant speed control (CSC). Furthermore, the shaft Power assumption is saved 50% in comparing with that in the CSC at 600 r/min.
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- 發(fā)酵全過(guò)程采用變轉速控制,菌數比300 r/min定速控制提高36%25,軸功耗較600r/min定速控制節約50%25。