Heat Flux Sensors

Contents: Principle of heat flux measurement. Types and construction of heat flux sensors. Applications and measuring errors. Measurement of heat losses through walls, floors, and roofs with a built-in heat flux sensor. Surface-mounted heat flux sensors. Application of heat flux sensors to the measurement of heat losses from insulated pipes. Application of heat flux sensors to the determination of the U value of wall under field circumstances. Application of heat flux sensors in instruments to measure the thermal conductivity of materials. Calibration of heat flux sensors. Intrinsic calibration value. In-Situ calibration. Influece of internal heat flux sensor construction on calibration and application errors. Heat flow sensors (to measure transported heat). Heat flow sensors applied in differential thermal analysis or differential scanning caloritmetric instruments. Heat flux sensors applied in other thermal analysis instruments. Cement calorimeter. Mixing heat calorimeter. Measurement of fluid evaporation. Heat flow flux sensors applied in instruments for radiation measurement. Transversal-constructed heat flux sensors for radiation measurement. Solarimeters. Measurement of high peak power laser beams. Measurement of proton beams. Sensor for infrared (IR) detection. Design criteria. Lateral-constructed heat flux sensors