Name: UNI EN ISO 8311 : 2014
Brand: UNI

REFRIGERATED HYDROCARBON AND NON-PETROLEUM BASED LIQUEFIED GASEOUS FUELS - CALIBRATION OF MEMBRANE TANKS AND INDEPENDENT PRISMATIC TANKS IN SHIPS - MANUAL AND INTERNAL ELECTRO-OPTICAL DISTANCE-RANGING METHODS

Published date

07-24-2014

Publisher

Ente Nazionale Italiano di Unificazione (UNI)

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Precautions
5 Equipment
6 Determination of measuring points
7 Calibration by manual method
8 Calibration by electro-optical
   distance-ranging (EODR) method
9 Additional measurements
10 Calculation
11 Report and tables
12 Recalibration
Annex A (informative) - Uncertainty associated with
        tank calibration
Annex B (informative) - Example of tank capacity
        table (Tank No.3)
Annex C (informative) - Example of trim correction
        table (Tank No. 1)
Annex D (informative) - Example of list correction
        table (Tank No. 1)
Bibliography

Describes a method for the internal measurement of membrane tanks used in ships for the transport of refrigerated light hydrocarbon fluids.

DocumentType	Standard
PublisherName	Ente Nazionale Italiano di Unificazione (UNI)
Status	Current
Supersedes	UNI EN ISO 8311 : 2000

Standards	Relationship
NF EN ISO 8311 : 2014	Identical
ISO 8311:2013	Identical
I.S. EN ISO 8311:2013	Identical
SN EN ISO 8311:2014	Identical
BS EN ISO 8311:2013	Identical
NEN EN ISO 8311 : 2013	Identical
NBN EN ISO 8311 : 2014	Identical
EN ISO 8311:2013	Identical
NS EN ISO 8311 : 2013	Identical
DIN EN ISO 8311:2014-03	Identical

ISO 12917-2:2002	Petroleum and liquid petroleum products — Calibration of horizontal cylindrical tanks — Part 2: Internal electro-optical distance-ranging method
ISO 4512:2000	Petroleum and liquid petroleum products Equipment for measurement of liquid levels in storage tanks Manual methods
ISO 1998-6:2000	Petroleum industry — Terminology — Part 6: Measurement
ISO 18132-1:2011	Refrigerated hydrocarbon and non-petroleum based liquefied gaseous fuels — General requirements for automatic tank gauges — Part 1: Automatic tank gauges for liquefied natural gas on board marine carriers and floating storage
IEC 60825-1:2014	Safety of laser products - Part 1: Equipment classification and requirements
ISO 7507-4:2010	Petroleum and liquid petroleum products Calibration of vertical cylindrical tanks Part 4: Internal electro-optical distance-ranging method
IEC 60079-10-1:2015	Explosive atmospheres - Part 10-1: Classification of areas - Explosive gas atmospheres
ISO 7507-1:2003	Petroleum and liquid petroleum products Calibration of vertical cylindrical tanks Part 1: Strapping method
ISO 18132-3:2011	Refrigerated hydrocarbon and non-petroleum based liquefied gaseous fuels — General requirements for automatic tank gauges — Part 3: Automatic tank gauges for liquefied petroleum and chemical gases on board marine carriers and floating storage
ISO 10976:2015	Refrigerated light hydrocarbon fluids — Measurement of cargoes on board LNG carriers
ISO/IEC Guide 98-3:2008	Uncertainty of measurement — Part 3: Guide to the expression of uncertainty in measurement (GUM:1995)