1. School of Mathematical and Computational Science, Hunan University of Science and Technology, Xiangtan, Hunan 411201, PR China;2. School of Electrical Engineering, Tel Aviv University, Ramat Aviv 69978, Israel
Abstract:
We study the two-stream counter-flow heat exchanger equation with time-varying fluid velocities. Formulating it into a time-varying boundary control system, a representation formula of the solution is obtained.