公开(公告)号：US09075092B2

公开(公告)日：2015-07-07

申请号：US13712096

申请日：2012-12-12

Applicant: DELTA ELECTRONICS, INC.

Inventor： Sheng-Hsien Lin ,  Chung-Ping Ku

IPC: G01R23/14 ,  G01R21/00 ,  G01R23/02 ,  G01N27/06 ,  G06F1/28 ,  G01R21/133

CPC classification number: G01R21/00 ,  G01N27/06 ,  G01R21/133 ,  G01R23/02 ,  G06F1/28

Abstract: A method for obtaining electric power information is applied with a power supply and includes following steps of coupling the power supply to an AC power source; detecting a voltage of the AC power source to obtain a first voltage; detecting a frequency of the AC power source to obtain a first frequency; and estimating an electric power information of the power supply in accordance with the first voltage and the first frequency. The electric power information includes an input current, an input voltage or an input power outputted from the AC power source to the power supply.

Abstract translation: 一种用于获得电力信息的方法用电源进行施加，并且包括以下步骤：将电源耦合到AC电源; 检测所述交流电源的电压以获得第一电压; 检测所述AC电源的频率以获得第一频率; 以及根据所述第一电压和所述第一频率估计所述电源的电力信息。 电力信息包括从AC电源向电源​​输出的输入电流，输入电压或输入电力。