variable-frequency drive造句
例句與造句
- Direct torque control ( dtc ) , which developed after the field - oriented control , is a novel and high - performance control strategy for ac variable - frequency drives
摘要直接轉矩控制技術是繼矢量控制技術之后的一種新型高性能的交流變頻調速技術，它以轉矩響應快、結構簡單明了、魯棒性好等一系列優點受業界人士的廣泛關注。 - Data acquisition card pcl813 gathers the data transmitted by the testing scene ’ s each sensor , and then the data are transmitted to the industrial personal computer ( ipc ) by the data bus pci of ipc , rs232c realizes the serial communication between the ipc and lower position machine plc , plc controls the performance examination system of agricultural products processing machines , rs485 realizes the serial communication between plc and the variable - frequency drive ( vfd ) , vfd changes the alternative variable frequency motor ’ s frequency , thus which control the flow of raw materials
通過數據采集卡pcl813采集現場各個傳感器傳來的數據,然后通過工控機的pci數據總線把數據傳給上位工控機,工控機與下位機plc之間采用rs232c進行串行通信, plc控制農產品加工機械的性能檢測系統, plc與變頻器之間通過rs485串口通信,變頻器通過改變交流變頻電動機的頻率從而控制交流異步電動機的轉速,從而控制原料的流量。 - It's difficult to find variable-frequency drive in a sentence. 用variable-frequency drive造句挺難的