GPS测量原理及应用实验报告

《GPS测量原理及应用》实验报告班级：XXXXXX姓名：XXX学号：XXXXXXXXXXXXXXXXXXXX二〇一〇年六月一、序言1、实习名称《GPS测量原理及应用》课程实习2、目的学会使用GPS接收机，学会布设GPS网和数据处理，了解GPS接收机的使用、数据的下载、和数据的处理。3、时间2010年六月4、地点中国矿业大学南湖校区校园内5、实习任务及组织情况完成一个测区的GPS控制网的布设优化，独立处理GPS静态数据并最终上交控制点的坐标。五个班组成一个测绘队，由实习老师统一指挥。每班分为四个小组二、测区概况测区在中国矿业大学南湖校区内，测区交通便利，车辆较少，气候温和，地势平坦，地形简单，建筑较多。测区内已有部分已知点。三、执行规范的名称《全球定位系统（GPS）测量规范》GB/T18314-2009四、控制网的布设、作业计划和作业组织1)GPS网示意图2)起算数据点号XYH（56高程系统）I091（54坐标）3788499.461512613.23051.849汉王（54坐标）3784070.114511258.481泉山（QSGY）(54坐标)3788109.4670514667.667755.9500E088（54坐标）3787813.059513642.03439.96643)实习的任务分工共12台GPS接收机1，2班共8组（提供8台仪器）3，4，5班共12组，（提供12台仪器）五个班完成整个网的布设，观测时段为2个，第一个时段8台仪器，第二时段12台仪器。观测两个时段，第一时段：人员：1，2班1-8个组分别观测；I01-I15-I14-I13-I06-I05-I07-I12人员：3,4,5班9-20组分别观测；I12-I07-I05-I04-I08-I11-I09-I10-I64-I63-I23-I54-I53-I52-I214)GPS观测各个小组按计划准时到各测站安置好仪器，沿三个不同方向测量GPS接收机的斜高，然后准时开机观测四十分钟，统一时间停止观测，再次测量接收机的斜高。五、GPS静态相对定位测量1、数据处理数据采集数据采集预处理基线解算GPS网平差成果输出GPS网平差报告1坐标系统1.1坐标系统名称Beijing541.2基准参数椭球长半轴a6378245.0000椭球扁率f1/298.300000001.3投影参数M0=1.00000000投影比率H=0.0000投影高Bm=0投影面的平均纬度B0=0原点纬度L0=117中央子午线N0=0.0000北向加常数E0=500000.0000东向加常数2三维无约束平差2.1平差参数基准WGS-84迭代次数2参考因子1.05χ平方检验(α=95%)通过自由度2042.2自由网平差坐标站点纬度/中误差经度/中误差高程/中误差中误差(度:分:秒)(m)(度:分:秒)(m)(m)(m)E8834:13:01.93062N0.0015117:08:55.51744E0.001146.98620.00330.0038I08834:13:11.49981N0.0008117:09:35.60398E0.000763.04560.00160.0019I1434:13:07.99641N0.0019117:08:46.17231E0.001343.28900.00410.0047I1534:13:11.22500N0.0021117:08:45.15881E0.002443.66920.00410.0052I2134:12:57.38160N0.0009117:08:08.20351E0.001059.12070.00200.0024I2234:12:58.37570N0.0014117:08:14.23943E0.001057.57750.00310.0036I2334:13:00.99436N0.0009117:08:17.37236E0.000856.05860.00190.0023I3834:12:35.57299N0.0018117:08:01.35559E0.001261.03680.00380.0044I3934:12:34.11352N0.0014117:08:04.36784E0.001259.69270.00250.0031I4034:12:37.97658N0.0018117:08:07.08679E0.002459.04920.00400.0050I4434:13:07.99590N0.0014117:08:46.17248E0.001243.29590.00260.0031I7034:12:38.79654N0.0024117:08:31.51792E0.002750.71870.00460.0059I7134:12:42.22006N0.0022117:08:34.84880E0.001950.64970.00370.0047I8234:13:19.85807N0.0010117:08:29.09758E0.001050.10480.00200.0025I9034:13:19.69043N0.0016117:08:30.08922E0.001149.80580.00350.0040I9134:13:24.25321N0.0016117:08:15.36166E0.001858.82930.00320.0040汉王34:11:00.55914N0.0008117:07:22.22415E0.000754.91500.00160.00193二维约束平差3.1平差参数迭代次数3参考因子1.7391x(north)平移-16.1618my(east)平移-65.8133m比例-19.3365ppm旋转2.2002s3.2平面坐标站点北向(x)/中误差

(m)东向(y)/中误差

(m)中误差

(m)误差椭圆E(m)F(m)ET(度:分:秒)E883787813.0590*****513642.0340*****I0883788109.4670*****514667.6677*****I143787999.62480.0033513402.56020.00190.00380.00350.0016162:17:37I153788099.07500.0039513376.47250.00370.00530.00430.0031139:50:23I213787671.22060.0017512431.12490.00150.00230.00180.0015155:02:34I223787702.05270.0024512585.58870.00140.00270.00250.0012162:27:48I233787782.85280.0016512665.67380.00120.00200.00170.0012162:50:23I383786999.00260.0031512256.71320.00180.00360.00330.0015162:28:11I393786954.13560.0025512333.88240.00180.00310.00260.001719:56:47I403787073.26020.0032512403.32510.00360.00480.00410.0026127:52:10I443787999.61320.0025513402.56350.00190.00310.00250.001819:59:55I703787099.37080.0044513028.70230.00400.00590.00480.0034141:41:08I713787204.97650.0039513113.82520.00280.00480.00410.002618:52:58I823788364.50790.0019512965.00170.00160.00250.00190.00164:19:17I903788359.37470.0028512990.39220.00160.00330.00290.0014162:06:38I913788499.4610*****512613.2300*****汉王3784070.1140*****511258.4810*****4高程拟合4.1平差参数迭代次数2参考点E88拟合方程H=H0+A+B*x+C*yA-7.01977B(北斜坡)-36.603ppmC(东斜坡)-63.343ppm4.2高程拟合坐标站点高程(m)高程(m)E8839.9664I08855.9500I1436.27740.0041I1536.65550.0041I2152.18270.0020I2250.62860.0031I2349.10170.0019I3854.13490.0038I3952.78760.0025I4052.13530.0040I4436.28430.0026I7043.76430.0046I7143.68600.0037I8243.10730.0020I9042.806