高频有源微波组件中的焊点形态对信号传输性能影响机理

Active microwave components plays an important role in the system of our country in various types of satellite payload, With the increasing frequency of microwave module, The effect of coupling of the assembly process of microwave components on the transmission performance of the more prominent products. So this project is based on the high frequency active microwave components as carrier, Further study the effect of on the mechanism of solder joint process morphology and signal transmission performance, Explore the system theory and compensation method of the related mechanism, interval and strengthbetween solder joint shape parameters and signal correlation properties, The establishment of the relationship between regulation and performance analysis of coupled software platform, To achieve the organic combination and control of welding process control, Break the key scientific problems of the microwave components of solder joint shape parametric characterization of discrete model, solder joint shape parameters and signal transmission performance of multidimensional association control mechanism, for welding defect signal transmission performance prediction modeling and compensation method of quantitative control, and the formation of advanced theory about manufacturing process and solder joint shape in the microwave components. To provide theoretical guidance for the development of China's space system of high frequency microwave components, further enhance China's space development level of active microwave products, lay a solid foundation of science for the future of high precision, high density, high frequency components of complex microwave performance prediction, process design and manufacturing.

空间有源微波组件在我国各类卫星有效载荷系统中占据着十分重要的作用，随着微波组件频段升高，微波组件组装工艺对产品传输性能的耦合影响愈加突出，特别是作为典型互联工艺中的焊接工艺。为此，本项目以高频有源微波组件为载体，深入研究焊点工艺形态与信号传输性能的影响机理，探索焊点形态参数与信号性能的关联机理、关联区间和关联强度系统理论与补偿方法，建立关联关系和性能耦合分析调控平台，实现焊接工艺过程控质与控性的有机结合，突破微波组件焊点形态参数化离散表征模型、焊点形态参数与信号传输性能的多维关联调控机制、面向焊接缺陷的信号传输性能预测建模与定量调控补偿方法等关键科学问题，进而形成微波组件中焊点工艺形态与制造的先进理论体系。为我国空间高频微波组件的研制提供系统的理论指导，进一步提升我国空间有源微波产品研制水平，为未来高精度、高密度、高频段的复杂微波组件性能预测、工艺设计与制造奠定坚实的科学基础。

空间有源微波组件在我国各类卫星有效载荷系统中占据着十分重要的作用，随着微波组件频段升高，微波组件焊点对信号传输性能的耦合影响愈加突出，焊点各参数与微波性能的耦合理论不清，影响机理不明，组件制造过程中焊点影响关键因素无法有效控制，是制约高性能有源微波组件研制的瓶颈问题。.以高频有源微波组件为载体，深入研究焊点形态与信号传输性能影响机理。首先，建立了微波组件中焊点形态参数化表征模型，实现了焊点形态参数化精确控制，确定了焊点形态调控参数和调控区间。其次，构建了焊点形态与信号传输多维关联路耦合模型，解决了焊点形态几何参数与信号传输电磁参数间耦合机理不清的难题；基于路耦合模型研究了焊点形性关联特征分析，确定了焊点形态与信号传输的关键参数、关联强度和关联区间，指明了焊点形性优化设计与调控方向。最后，提出了焊点缺陷预测与性能补偿方法，建立了焊点缺陷与信号传输性能关联预测桥梁，实现了面向电性能的焊点质量控制与评判，提升了焊点信号传输性能的稳健性。以上工作解决了微波组件焊点形态与信号传输性能之间综合设计问题，降低了焊点设计和加工难度，提高了焊点信号传输效能，实现了焊接工艺过程控质与控性的有机结合。为我国未来高精度、高密度、高频段复杂空间有源微波产品研制提供了坚实的理论指导和技术支撑。.在项目开展过程中已发表及录用带资助号论文18篇（SCI检索8篇、EI检索15篇）；授权及申请国家发明专利19项（授权12项，申请7项）；登记软件著作权5项。项目成员王从思获2020年度国家科技进步一等奖，项目成员刘少义获2021年全国机械电子学学术会议优秀论文奖。项目成员王从思入选第五批国家“万人计划”科技创新领军人才。项目成员张树新晋升正高职称、许万业晋升副高职称。举办了国际学术会议2次，参加了国际国内学术会议6次，邀请了国内外知名学者来访交流4次。项目共培养了在读博士生2人，毕业硕士7人、在读硕士生5人。