基于矢量分析法的太阳跟踪规律建模与仿真

Modeling and simulation of solar tracking laws based on vector analysis

根据高性能低成本的太阳能跟踪系统设计要求,应用矢量分析法建立了太阳跟踪模型,克服了传统球面三角几何法建模的复杂性,进行了全数字太阳能跟踪系统控制精度测量的仿真试验,验证了模型正确性和跟踪精度检验的方法。试验结果表明,跟踪模型正确,原理性误差小,模型易工程化,适用于开环式太阳能跟踪系统的开发。文章还提出了采用Reda的SPA算法作为检验太阳跟踪模型精度的标准。

Accordance with the design requirements of high-performance low-cost solar tracking sys-tem, the application of vector analysis to establish a solar tracking model to overcome the complexity of traditional spherical trigonometry law modeling , simulation of a solar tracking system of all-digital control precision measurement , verification model correctness and tracking accuracy of testing methods .The test results show that the tracking model is correct , the principle of error is small , the model is easy to engi-neering applicable to the development of the open loop solar tracking system .The article also suggested using Reda SPA algorithm the standard as inspection sun tracking accuracy of the model .