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高精度紧缩场的机械精度检测与电性能验证

, PP. 104-109

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Abstract:

根据天线型面精度的确定依据,建立了以半光程差为最小量的型面精度计算模型,据此编写了天线面板测调程序,对高精度紧缩场的型面精度进行了检测,并采用自由拟合的方法对馈源进行了定位,通过机械精度检测,该紧缩场反射面型面静区精度达到26μm,机械精度达到理论和设计要求.最终的电气测试结果表明该紧缩场在26~110GHz时具有优良的电气性能,验证了天线机械精度检测结果的正确性.该方法使机械装调效率显著提高,具有重要的工程应用价值.

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