Title:
超過圧力防止システム
Document Type and Number:
Japanese Patent JP2005530097
Kind Code:
A
Abstract:
An over-pressure protection system having a conduit section extending between a pressure reduction valve and a low-pressure fluid handling system, a shut-off valve provided with an actuator arranged in the conduit section, pressure sensors arranged one on either side of the shut-off valve in the conduit section, a safety control system that communicates with the actuator and the pressure sensors which produces a signal when it detects a high pressure in the conduit section, and a self-diagnostic system for checking the shut-off valve and the pressure sensors that communicates with the actuator, the pressure sensors and the safety control system, which self-diagnostic system produces a signal when it detects a failure in either the shut-off valve or the pressure sensors or both.
Inventors:
Theodorus Cornelis Claver
Mark Pettit
Mark Pettit
Application Number:
JP2003540560A
Publication Date:
October 06, 2005
Filing Date:
November 01, 2002
Export Citation:
Assignee:
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ BESLOTEN VENNOOTSHAP
International Classes:
F16K17/04; F16K37/00; (IPC1-7): F16K37/00
Attorney, Agent or Firm:
Kazuho Kawarada