无线电工程
無線電工程
무선전공정
RADIO ENGINEERING OF CHINA
2015年
1期
58-60
,共3页
抛物环面天线%指向精度%面型精度%摄影测量
拋物環麵天線%指嚮精度%麵型精度%攝影測量
포물배면천선%지향정도%면형정도%섭영측량
parabolic reflector antenna%direction accuracy%plane accuracy%photogrammetry
针对9 m×36 m天线的安装测量，综合运用GPS、全站仪、双经纬仪和工业摄影测量等多种技术手段，圆满完成了天线的指向和面型调整测量。采用GPS技术获取大地方位角，采用全站仪建立施工控制网，采用双经纬仪测量系统指导天线背架及面板放样，采用工业摄影测量系统对天线面型进行精确调整。天线指向精度达到0?016°，面型精度为0?304 mm，达到了设计要求。
針對9 m×36 m天線的安裝測量，綜閤運用GPS、全站儀、雙經緯儀和工業攝影測量等多種技術手段，圓滿完成瞭天線的指嚮和麵型調整測量。採用GPS技術穫取大地方位角，採用全站儀建立施工控製網，採用雙經緯儀測量繫統指導天線揹架及麵闆放樣，採用工業攝影測量繫統對天線麵型進行精確調整。天線指嚮精度達到0?016°，麵型精度為0?304 mm，達到瞭設計要求。
침대9 m×36 m천선적안장측량，종합운용GPS、전참의、쌍경위의화공업섭영측량등다충기술수단，원만완성료천선적지향화면형조정측량。채용GPS기술획취대지방위각，채용전참의건립시공공제망，채용쌍경위의측량계통지도천선배가급면판방양，채용공업섭영측량계통대천선면형진행정학조정。천선지향정도체도0?016°，면형정도위0?304 mm，체도료설계요구。
The installation measurement of a 9 m×36 m antenna is introduced in the paper.Both the direction and planeare adjus?ted according to the measurement data of GPS,total station instrument,double?theodolite and industrial photogrammetry.The geodetic azimuth of the antenna is acquired through GPS.The construction control network is built by total station instrument.The frame and pan?els of the antenna are laid out through double?theodolite system.Industrial photogrammetry system is used to adjust the panels of the an?tenna precisely.The final accuracies of the direction and plane of the antenna are 0. 016° and 0. 304 mm respectively, meeting the design requirements.
