安全帽定位精度测试报告

1：水平定位精度测试，测试方法如下

将安全帽依次放在水平地面上不同位置的1,2,3,4,5,6个位置，然后用卷尺测量出1点到2,3,4,5,6点的距离，同时记录安全帽放在各个点位置上的经纬度坐标，用1点和其他点位经纬度计算距离和卷尺测量出来的距离做比较，从而计算安全帽自身的定位精度。

 

 

1点经纬度原始坐标如下：$GNGGA,085937.000,3951.7340952,N,11615.4105527,E,4,31,0.54,49.613,M,-6.777,M,1.0,0411*78,4624,3a,0,0,42,0

 

 

2点经纬度原始坐标如下：

$GNGGA,090048.000,3951.7338038,N,11615.4099576,E,4,31,0.54,49.604,M,-6.777,M,1.0,0411*71,4624,3a,0,0,42,0

 

 

1点2点的测量距离为100.51厘米

 

 

 

 

3点经纬度原始坐标如下：

$GNGGA,090144.000,3951.7335104,N,11615.4093743,E,4,31,0.54,49.590,M,-6.777,M,1.0,0411*7F,4624,3a,0,0,42,0

 

 

1点3点的测量距离为199.81厘米

 

4点经纬度原始坐标如下：

$GNGGA,090247.000,3951.7332156,N,11615.4087820,E,4,31,0.54,49.603,M,-6.777,M,1.0,0411*79,4624,3a,0,0,42,0

 

 

1点4点的测量距离为300.33厘米

 

 

5点经纬度原始坐标如下：

$GNGGA,090354.000,3951.7329299,N,11615.4081887,E,4,31,0.54,49.605,M,-6.778,M,1.0,0411*72,4624,3a,0,0,42,0

 

 

1点5点的测量距离为400.06厘米

 

 

6点经纬度原始坐标如下：

$GNGGA,090456.000,3951.7326392,N,11615.4075989,E,4,31,0.54,49.603,M,-6.777,M,1.0,0411*7F,4624,3a,0,0,42,0

 

 

1点5点的测量距离为499.86厘米

测量结果如下

 

 

2：高程精度测量方法如下

将安全帽依次放在垂直地面上不同位置的1,2,3,4,5,6个位置，然后用卷尺测量出1点到2,3,4,5,6点的距离，同时记录安全帽放在各个点位置上的经纬度坐标，用1点和其他点位经纬度计算距离和卷尺测量出来的距离做比较，从而计算安全帽自身的定位精度。

 

测试过程记录

1点的经纬度原始值为，海拔高为49.333米

$GNGGA,091602.000,3951.7340333,N,11615.4096639,E,4,31,0.57,49.333,M,-6.777,M,1.0,0411*7A,4624,3a,0,0,42,0

 

 

 

2点的经纬度原始值为，海拔高为49.612米

$GNGGA,091523.000,3951.7338691,N,11615.4096862,E,4,31,0.57,49.612,M,-6.777,M,1.0,0411*7E,4624,3a,0,0,42,0

 

 

3点的经纬度原始值为，海拔高为50.432米

$GNGGA,091401.000,3951.7338865,N,11615.4092480,E,4,31,0.57, 50.432,M,-6.777,M,1.0,0411*74,4624,3a,0,0,42,0

 

 

4点的经纬度原始值为，海拔高为50.623米

$GNGGA,091313.000,3951.7338852,N,11615.4092562,E,4,31,0.57, 50.623,M,-6.777,M,1.0,0411*75,4624,3a,0,0,42,0

 

 

5点的经纬度原始值为，海拔高为51.037米

$GNGGA,091703.000,3951.7338853,N,11615.4092600,E,4,31,0.57,51.037,M,-6.777,M,1.0,0411*74,4624,3a,0,0,42,0

 

6点的经纬度原始值为，海拔高为,51.216米

$GNGGA,091806.000,3951.7338813,N,11615.4092480,E,4,31,0.57,51.216,M,-6.777,M,1.0,0411*72,4624,3a,0,0,42,0

 

 

测试结果如下