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GNSS连续站不同类型观测墩稳定性研究

张锐,刘志广,占伟,梁洪宝,师宏波,王友,董彦知,李瑜

Journal of Geodesy and Geodynamics（2014）

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Abstract
对唐山检定场不同类型GNSS观测墩的稳定性影响研究的结果表明:1)观测墩存在长趋势的线性变化和明显的年周期变化,年周期变化主要与季节变化有关;2)观测墩所处环境不同,其稳定性亦存在差别,如室内观测墩的周年变化比室外的要小;3)标高3.5m的室外裸露观测墩反映不出与太阳运动相关的周日运动.
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Key words
GNSS,observation pier,stability,seasonal variations of temperature,sunshine
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