摘要

Triangular cavity receiver used in parabolic tough solar collector is analyzed and optimized by comparing four different types of triangular cavity receivers. The efficiency factors and heat removal factors of parabolic trough collector using these triangular cavity receivers are obtained both theoretically and experimentally. Then these proposed triangular cavity receivers were compared by both experimental and theoretical method. Results showed that with integrated sheettube bears a relatively high thermal performance, light weight, strong bearing capacity, as well as low cost in manufacture.

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