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2 D型镜冬至日各时刻光斑宽度均值对比

Tab. 2 Comparison of average light spot widths of D-type reflector at different times on winter solstice

测试数据 11:00 12:00 13:00 13:45 测试结果/mm 335 360 345 315 仿真结果(平行光)/mm 100 122 110 85 仿真结果修正值(考虑太阳张角)/mm 194 216 204 179 (测试结果/仿真结果修正值)/% 172 166 169 175