I.S. EN 15112:2006
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
EXTERNAL CATHODIC PROTECTION OF WELL CASINGS
Hardcopy , PDF
03-03-2023
English
01-01-2006
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Description and assessment of corrosion risks
4.1 General
4.2 Description of corrosion risks
4.3 Corrosion risk assessment
5 Prerequisites for application of cathodic protection
5.1 General
5.2 Electrical continuity
5.3 Electrical isolation
5.4 Cathodic protection equipment
5.5 Groundbed
5.6 Safety requirements
6 Design of the cathodic protection
6.1 General
6.2 Voltage drop profile method
6.3 Polarisation curve method
6.4 Mathematical approach based on a field test
6.5 Simulation of the cathodic protection for a well
7 Measurement of the well-casing-to-soil potential at the
wellhead
7.1 General
7.2 Measuring points
7.3 Method used for potential measurement - Interpretation
8 Additional cathodic protection equipment
Annex A (normative) Voltage drop profile
Annex B (informative) Polarisation curve method applied
to a well
Annex C (informative) Determination by calculation of the
potential shift at the bottom of the
well and the well to soil resistance
Bibliography
Explains methods used to evaluate the external corrosion hazards of well casings, as well as cathodic protection means and devices to be implemented in order to prevent corrosion of the external part of these wells in contact with the soil.
DocumentType |
Standard
|
Pages |
38
|
PublisherName |
National Standards Authority of Ireland
|
Status |
Superseded
|
SupersededBy |
Standards | Relationship |
NBN EN 15112 : 2007 | Identical |
SN EN 15112 : 2006 | Identical |
NEN EN 15112 : 2006 | Identical |
UNI EN 15112 : 2006 | Identical |
BS EN 15112:2006 | Identical |
EN 15112:2006 | Identical |
NF EN 15112 : 2006 | Identical |
NS EN 15112 : 1ED 2006 | Identical |
UNE-EN 15112:2008 | Identical |
DIN EN 15112:2006-10 | Identical |
I.S. 328:2015/AC1:2015 | GAS TRANSMISSION PIPELINES AND PIPELINE INSTALLATIONS (EDITION 4) |
I.S. 329:2015 | GAS DISTRIBUTION MAINS (EDITION 3) |
I.S. 328:2015 | GAS TRANSMISSION PIPELINES AND PIPELINE INSTALLATIONS (EDITION 4) |
IEC 60079-10:2002 | Electrical apparatus for explosive gas atmospheres - Part 10: Classification of hazardous areas |
EN 12954:2001 | Cathodic protection of buried or immersed metallic structures - General principles and application for pipelines |
EN 12473:2014 | General principles of cathodic protection in seawater |
EN ISO 8044:2015 | Corrosion of metals and alloys - Basic terms and definitions (ISO 8044:2015) |
ISO 8044:2015 | Corrosion of metals and alloys Basic terms and definitions |
EN 60079-10:2003 | Electrical apparatus for explosive gas atmospheres - Part 10: Classification of hazardous areas |
EN 13509:2003 | Cathodic protection measurement techniques |
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