朝阳市gps控制网设计

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1、第37页辽宁科技大学本科生毕业设计朝阳市GPS控制网设计摘要自GPS问世至今一直都是处于发展趋势，并在大多数工程的控制中替代了传统的测量的方式。GPS技术正影响着测绘技术的发展。本文结合实际工程来说明GPS在做大范围控制布网及解算的具体过程。基于鞍钢设计院所做的鞍钢朝阳市新厂区的GPS控制网的基础上，详细的从收集资料并通过实地选点踏勘进行取舍选定网型,并在符合各项技术指标前提下最终确定控制网。由于整个网型中一侧没有已知平面控制点，因此本人加设了一个GPS点作为高程拟合联测点。设计外业GPS观测方法及人员仪器调配方式。考虑了厂区以后发展和GPS网的高程拟合精度问

2、题进行二等水准测量，并拟定其水准路线，保证已知点高程精度且应均匀分布于测区，在地形复杂的测区，适当增加水准重合点进行观测进行实地测量，得出路线上各未知高程点的大地高。最终通过GPS自带的解算软件解算并平差GPS控制网,获取各点地理坐标，进行误差控制分析，使之达到令人满意的精度。利用GPS布设控制网从时间、经济上都优于传统测量，并且精度也是非常乐观。关键词：GPS网形设计；技术设计；水准联测；高程拟合；数据处理第37页辽宁科技大学本科生毕业设计GPScontrolnetworkDesignofChaoyangCityAbstractSincetheadvento

3、fGPShasalwaysbeenthetrendinthedevelopmentandcontrolofthemajorityoftheprojecttoreplacethetraditionalwayofmeasuring.GPStechnologyisaffectingthedevelopmentofmappingtechnology.Inthispaper,theactualworkstoillustratethescopeofGPScontroldivisionatthelargenetworksandtheprocessofsolvingspeci

4、fic.Basedontheanewfactory’sGPScontrolnetworkofAnshanIronandSteelInstitutehasdoneinChaoyangCity,informationfromthecollectionpointthroughthegroundspotsurveyconductedelectionstochoosetheselectednetworktypeindetail,andvarioustechnicalindicatorsinlinewiththepremisethattheultimatedetermin

5、ethecontrolnetwork.becausetheentiregridplaneinthesideofthecontrolpointisnotknown,IsetupaGPSpointoffittingtogetherasameasuringpointelevation.GPSobservationdesignindustryandthewaytothedeploymentofpersonnelequipment.PlantaftertakingintoaccountthedevelopmentandelevationoftheGPSnetworkof

6、theissueforfittingasecond-classstandardsofprecisionmeasurement,andthedevelopmentofitsstandardline,toensuretheaccuracyoftheknownpointofelevationandshouldbeevenlydistributedinthetestarea,inacomplexterrainareatheappropriateincreaseinthestandardcoincidenceobservationpointstoconductsites

7、urveys,thatistodrawthelineonthelandoftheunknownhigh-elevationpoint.FinaladoptionofGPSsoftwarebuilt-insolversolversandGPScontrolnetworkadjustmenttoobtainthegeographicalcoordinatesofvariouspoints,theanalysisoferrorcontroltoachievesatisfactoryaccuracy.TheuseofGPScontrolnetworklaidfromt

8、hetime,economically