论文部分内容阅读
自改革开放以来,我国的通信事业取得了飞速发展和长足进步。作为整个电信网的“心脏”部分——通信电源也获得了很大发展,老式的晶闸管相控电源正在逐步被高频开关电源取代。由于新型高频开关电源(如武汉洲际通信电源集团有限公司制造的DUM系列大容量智能型高频开关
Since the reform and opening up, China’s telecommunications industry has witnessed rapid development and great progress. As the “heart” part of the entire telecommunications network - communication power has also been greatly developed, the old thyristor phase-controlled power is being replaced by high-frequency switching power supply. As the new high-frequency switching power supply (such as Wuhan Intercontinental Communication Power Group Co., Ltd. DUM series of high-capacity intelligent high-frequency switch