摘要
文章通过对IT设备电源输入电路的特性分析,提出了IT设备采用电压值相等的直流供电取代UPS交流供电的可行性,对提高系统安全可靠性、减少电能消耗、节约建设、维护成本作了分析和评估,对直流电压值的选取进行了计算和重点分析,提供了直流电压的建议值,并提出IT设备采用直流供电在使用中应注意的事项。
According to the characteristics of the power input circuit of IT equipments, this paper studies the feasibility of the traditional AC power supply replaced by equivalent voltage DC power supply for IT equipments, and analyzes system safety, system reliability, power consumption reduction and the cost of construction and maintenance. Further, this paper focuses on the calculation and analysis of the voltage value of DC power supply, gives a suggested value and provides some notes in application of the DC power supply in IT equipments.
出处
《电力信息与通信技术》
2014年第5期54-57,共4页
Electric Power Information and Communication Technology
关键词
直流供电
可靠性
节能
注意事项
DC power supply
reliability
energy conservation
notes
