HEAT EXCHANGE OF AN EXPERIMENTAL MODULE WITH HEAT PIPES UNDER THE CONDITIONS OF THERMOVACUUM TESTSV. A. Burakov,a V. V. Elizarov,a V. P. Kozhukhov,b E. N. Korchagin,b and I. V. Shcherbakovaa UDC 629.78.048.7.001.24 New dynamic thermal mathematical models in lumped and distributed-lumped parameters, computational algorithms, software, results of numerical calculations, and a comparison with experiment have been presented for the heat exchange of an experimental module in the form of a three-layer honeycomb panel with uncontrolled low-temperature heat pipes in different regimes of thermovacuum tests carried out under ground conditions. aScientific-Research Institute of Mathematics and Mechanics at Tomsk State University; bAcademician M. F. Reshetnev Science and Production Association of Applied Mechanics, Zheleznogorsk, Russia; email: firstname.lastname@example.org. Translated from Inzhenerno-Fizicheskii Zhurnal, Vol. 76, No. 2, pp. 145-150, March-April, 2003. Original article submitted December 21, 2001; revision submitted June 6, 2002.