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广州(五山)台水平摆工作方位的检测与重调

DETECTING AND READJUSTING THE WORKING AZIMUTH OF HORIZONTAL PENDULUM AT THE SEISMOLOGIC STATION OF GUANGZHOU

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【作者】 罗荣祥; 梁丽英; 梁志华; 刘西华;

【Author】 Luo Rongxiang(Seismological Institute, SSB ) ( Liang Liying, Liang Zhihua, Liu Xihua )(Wushan Station of Guangdong Seismological Bureau)

【机构】 国家地震局地震研究所; 广东省地震局五山地震台; 广东省地震局五山地震台;

【摘要】 本文简介五山(广州)台采用“摆杆方位解析确定法”对水平摆工作方位检测与重调的情况。得知摆杆偏离初始平衡的角度达1.75°(东西摆)与0.2°(南北摆),表明以前资料有59.2%是在摆杆偏角超限状况下测得的。经重新调整后,仪器运行状态符合《规范》要求。文章还给出将以往资料归算至南北方向的公式,以利分析及交换资料之用。

【Abstract】 By using the method of pendulum boom directional interpretation and determination, the situation about detecting and readjusting the working azimuch of horizontal pendulum is described in this paper. The result shows that the original equilibrium angle which the pendulum boom deviated from reachs 1.75° ( WS pendulum ) and 0.62 ( NW pendulum ). This indicates that 59.2 per cent of the previous data are observed under the station of the pendulum boom deviation going beyond the limit. After reajusting, the running state accords with the demands of 《standard》 . In order to analysing and exchanging the data, the previous data are also turned into the formula of NS direction.

  • 【文献出处】 华南地震 ,South China Journal of Seismology , 编辑部邮箱 ,1989年03期
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