? power and communications core, pch system for subsea oil and gas operations and method for decentralizing power and communications on control lines?

摘要

it is a power and communications (pch) core for oil and gas operations. The pch includes a port operable to provide electrical power to a device for use in oil and gas operations; an operable port for providing electrical communications for use in oil and gas operations; a multiplexer (mux) interface for connecting to a mux cable; a pch connection interface for connecting to at least one additional pch; and a pch body. the pch body is operable to be disposed next to a blowout preventer (bop) assembly, and the pch body is physically disposed separate from but in electrical connection to at least one control line in the bop assembly.