Refractories and Industrial Ceramics Vol. 43, Nos.3–4, 2002 EQUIPMENT UDC 666.940.41:621.384.3 TEMPERATURE MEASUREMENT AND THERMAL IMAGING OF THE CASING OF A ROTARY KILN 1 1 V. A. Zakharenko and V. A. Nikonenko Translated from Ogneupory i Tekhnicheskaya Keramika, No. 4, pp. 43 – 45, April, 2002. digital processing unit (DPU) circuit board and its circuit Since the late 1970s, first scanning radiation pyrometers components 9, 10, 11, 12, 13, and 14; a two-wire communi [1, 2] and then thermal imaging systems have gained accep- - cation line (CL); a communication channel adaptor (CCA), tance in the cement industry for temperature control of the walls of rotary kilns . and a power supply (PS). The radiant flux emitted by the In the scan technique used, the sector of view spans casing wall (proportional, in conformance with the Stefan – lengthwise a section of the casing of a rotary kiln (Fig. 1) to Boltzmann law, to the wall temperature) falls onto mirror 1 record the infrared radiation emitted by the heated casing of the EMS unit that is rotated at the speed = 4 revsec by wall. a dc motor 5. Since the scan speed is much higher than
Refractories and Industrial Ceramics – Springer Journals
Published: Oct 13, 2004
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