Invention Grant
- Patent Title: Motor drive ground fault detection
- Patent Title (中): 电机驱动器接地故障检测
-
Application No.: US13173413Application Date: 2011-06-30
-
Publication No.: US08305723B2Publication Date: 2012-11-06
- Inventor: Sastry V. Vedula , James J. Wrobel , Neal D. Clements
- Applicant: Sastry V. Vedula , James J. Wrobel , Neal D. Clements
- Applicant Address: US CT Windsor Locks
- Assignee: Hamilton Sundstrand Corporation
- Current Assignee: Hamilton Sundstrand Corporation
- Current Assignee Address: US CT Windsor Locks
- Agency: Carlson, Gaskey & Olds PC
- Main IPC: H02H3/00
- IPC: H02H3/00
Abstract:
A motor drive ground fault detection device operates by computing the total RMS voltage of all the phases, and comparing the total RMS voltage to a threshold to determine if a ground fault has occurred.
Public/Granted literature
- US20110255198A1 MOTOR DRIVE GROUND FAULT DETECTION Public/Granted day:2011-10-20
Information query
