BS ISO 7507-3:2006
Current
The latest, up-to-date edition.
Petroleum and liquid petroleum products. Calibration of vertical cylindrical tanks Optical-triangulation method
Hardcopy , PDF
English
31-01-2007
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Precautions
5 Equipment
5.1 Equipment for measurement of angles
5.2 Stadia
6 Equipment set-up and procedure
6.1 Preparation of tank
6.2 Establishment of calibration conditions
6.3 Set-up of theodolites and/or total stations
7 Stadia set-up and procedure
8 Measurement of horizontal distance between two theodolite
stations using a stadia
9 Measurement of horizontal distance between two theodolite
stations using a total station
10 Procedure for internal optical tank wall measurements
11 Procedures for external measurements
11.1 General
11.2 Reference circumference measured by strapping
11.3 Reference distances measured between pairs of
theodolite stations
12 Tolerances
12.1 Distances between theodolites
12.2 Horizontal angles
12.3 Reference circumference
13 Other measurements for tank calibrations
13.1 Tank-bottom calibrations
13.2 Other measurements and data
14 Calculations and development of tank capacity tables
14.1 From the internal procedure
14.2 From the reference circumference procedure
14.3 From the reference distances between pairs of
theodolites
14.4 Corrections
14.5 Tank capacity table
Annex A (normative) Computation of internal radii from
internal measurements
Annex B (normative) Determination of the radius of the
circle by the least-squares method
Annex C (normative) Computation of internal radii from
reference circumference and external
measurements
Annex D (normative) Computation of internal radii from
reference distances between pairs of
theodolite stations
Annex E (informative) Calibration uncertainties
Annex F (normative) Procedure for checking the theodolite(s)
Bibliography
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