Patent ID: 9085948
Filing Date: 2015-07-21
Classification: E21B,G05B,Y10T

Abstract:
1. A test system for a multiplexed Blow Out Preventer (BOP) control system, wherein said multiplexed BOP control system comprises a first and a second redundant central control unit with respective first and second operator consoles, and further comprises first and second redundant BOP control pods arranged for being connected to BOP valves and BOP sensors of a subsea BOP stack, wherein said central control units are arranged for being connected via a first signal transmission system to respective said first and second redundant subsea control systems, and said test system comprises a control system signal simulator arranged for being connected between one or more of said control units and one or more of said subsea control systems, and further arranged for replacing said first signal transmission system and providing simulated signals calculated on basis of a model of said BOP sensors between one or more of said control units and one or more of said subsea control systems, said test system further comprising a BOP valves and sensor simulator arranged for being connected to one or more of said subsea control systems and further arranged for replacing said BOP valves and BOP sensors and providing simulated sensor signals to said subsea control systems.