RIG ENGINE CONTROL

摘要

A system for controlling power load on a rig engine of a wellbore rig, th e system comprising: a controller for controlling said rig engine; and a sen sor for sensing an exhaust temperature of said rig engine, the sensor in com munic ation with the controller for providing to the controller signals indi cat ive of the exhaust temperature, the arrangement being such that, in use, said controller maintains power load on said rig engine based on said exhau st temperature.