道达尔勘探开发 规范 GS_EP_POS_004_EN.pdf

Exploration Production GENERAL SPECIFICATION GEOMATICS GS EP POS 004 The Use of Differential Global Positioning Systems 01 01/2011 General Standards Update First Issue ( equivalent to former GS EP GEO304 and GS 00 10/2009 EP SUG 004) Rev. Date Notes Owner: EP/GSR Managing entity: EP/GSR This document is the property of Total. It must not be stored, reproduced or disclosed to others without written authorisation from the Company. Exploration Production General Specification Date: 01/2011 GS EP POS 004 Rev: 01 Contents 1.  Scope 4  2.  Reference documents 4  3.  General principles 5  3.1  Code phase pseudo range tracking 6  3.2  Phase-smoothed code tracking 6  3.3  Carrier phase tracking 6  4.  Quality 7  4.1  Quality System7  4.2  Quality Audits8  4.3  Project quality plan 8  4.4  Quality Control Activity Plan 9  4.5  Documentation 9  5.  Onshore geodetic control surveys 10  5.1  Definitions 10  5.2  General 10  5.3  Location and materialisation 11  5.4  Datum shift derivation 11  5.5  Elevation model 11  5.6  Operations 12  5.7  Processing 13  5.8  Report 13  6.  Offshore DGPS positioning 14  6.1  Independent DGPS systems 14  6.2  Minimum requirements of an offshore DGPS service 15  6.3  Supply of a DGPS service 16  6.4  Utilisation of