摘  要：結合項目實際應用，探討了冷劑壓縮機在液化流程中的作用，以及高壓變頻器與冷劑壓縮機設備在液化流程中使用的必要性，高壓變頻器工作原理、特性、應用及展望。 關鍵詞：天然氣液化；冷劑壓縮機；高壓變頻器 Abstract: Combined with project practical application, discusses the role of refrigerant compressor in liquefaction process and the necessity of using medium voltage frequency inverter and coolant compressor in the process of liquefaction. It discusses the working principle, the chara[登陸后可查看全文]