Live Engine Heat Flow from Intake Valve Centerline to Coolant Passage Using 8 Thermocouples in Series with Various Materials 2002-01-0711

A test was performed to investigate heat transfer and thermal conductivity from the intake valve centerline to the coolant passage. The study utilized 8 thermocouples in series in a live engine from warm-up to steady state over a complex load history, using various material choices.