Cooling an engine control unit

摘要

A chill plate 30 is described for cooling an electronic control unit (ECU) 20 of an engine. The chill plate 30 comprises a housing 32 having a flat front face onto which the ECU 20 may be mounted, formed with a central pocket 36 for accommodating any components 28 protruding from the rear face of the ECU. The housing also includes flow conduits 40 through which fuel may flow around at least part of the periphery of the central pocket 36 to transfer heat to the fuel from the regions of the front face 38 surrounding the pocket 36.