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1. (WO2018160190) WINCH OVERLOAD PROTECTION SYSTEM

Pub. No.:    WO/2018/160190    International Application No.:    PCT/US2017/020616
Publication Date: Sat Sep 08 01:59:59 CEST 2018 International Filing Date: Sat Mar 04 00:59:59 CET 2017
IPC: E21B 19/02
B66D 1/58
E21B 15/00
Applicants: HALLIBURTON ENERGY SERVICES, INC.
Inventors: OSER, Michael, Stephen
THERIOT, Mickie, James
LYONS, Robert, Alexander, Jr.
Title: WINCH OVERLOAD PROTECTION SYSTEM
Abstract:
The present disclosure provides a winch overload protection system, a workover system, and a method for operating a workover system. The winch overload protection system, in one embodiment, includes an overload detection unit operable to detect when a load on a winch of a workover system exceeds a safety load limit. The winch overload protection system, in this embodiment, further includes an overload control unit configured to receive an overload signal from the overload detection unit, and in response thereto release a brake on the winch.