何思源;范东明;谷延超;郑蓉;

• 1:西南交通大学地球科学与环境工程学院

摘要(Abstract)：

在水准测量作业过程中,为减小视距差引起的系统误差,相关规范对水准测量前后视距差及视距累积差进行了严格的控制,而在实际的工作中对前后视距差的控制又极大地限制了水准测量的应用领域以及工作效率。针对此问题,该文提出将i角当作系统参数进行平差的方法,平差结束即可得到i角值以及经过i角误差改化后的高程平差值。对比分析了附加系统参数平差法与条件函数法,实例表明附加系统参数平差法具有更好的高效性和稳健性。

关键词(KeyWords)： 水准测量;不等视距;i角误差改正;系统参数平差

Abstract:

Keywords:

基金项目(Foundation): 长江学者和创新团队发展计划资助项目(PCSIRT)

作者(Authors): 何思源;范东明;谷延超;郑蓉;

DOI: 10.16251/j.cnki.1009-2307.2018.02.021

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