中国西部科技
中國西部科技
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SCIENCE AND TECHNOLOGY OF WEST CHINA
2014年
8期
10-11
,共2页
光纤陀螺%测井仪%四元素法%姿态矩阵
光纖陀螺%測井儀%四元素法%姿態矩陣
광섬타라%측정의%사원소법%자태구진
Fiber Optic Gyroscope%Logging Instrument%Four Elements Method%Attitude Matrix
本文提出的三轴光纤陀螺测井仪解决了长期困扰测井施工不能在套管中测量方位的难题;仪器采用DSP和FPGA的计算平台,实时采集光纤陀螺和石英加速度计的值,并通过四元素法不断更新姿态矩阵,从而达到了实时计算井斜和方位的目的。
本文提齣的三軸光纖陀螺測井儀解決瞭長期睏擾測井施工不能在套管中測量方位的難題;儀器採用DSP和FPGA的計算平檯,實時採集光纖陀螺和石英加速度計的值,併通過四元素法不斷更新姿態矩陣,從而達到瞭實時計算井斜和方位的目的。
본문제출적삼축광섬타라측정의해결료장기곤우측정시공불능재투관중측량방위적난제;의기채용DSP화FPGA적계산평태,실시채집광섬타라화석영가속도계적치,병통과사원소법불단경신자태구진,종이체도료실시계산정사화방위적목적。
This paper introduced a three axis fiber optic gyroscope logging instrument, which solved a problem of measuring azimuth in cased well. This instrument used DSP and FPGA to collect data, and through the four elements method constantly update attitude matrix, to achieve the real-time calculation deviation and azimuth.