线性菲涅尔集热系统焦距优化建模仿真及实验验证

张志勇, 孔令刚, 范多进, 路小娟

Modeling Simulation and Experimental Verification of Focal Length Optimization in Linear Fresnel Collector

Zhiyong ZHANG, Linggang KONG, Duojin FAN, Xiaojuan LU

表1 D型镜春分日各时刻光斑宽度均值对比

Tab. 1 Comparison of average light spot widths of D-type reflector at different times on spring equinox

测试数据 09:30 10:30 11:30 12:30 13:30 测试结果/mm 250 295 340 315 245 仿真结果(平行光)/mm 88 112 122 115 80 仿真结果修正值(考虑太阳张角)/mm 182 206 216 209 174 (测试结果/仿真结果修正值)/% 137 143 157 150 140