ДСТУ EN 13509:2016 Катодная защита. Методы измерения (EN 13509:2003, IDT)

ДСТУ EN 13509:2016
(EN 13509:2003, IDT)

Катодний захист. Методи вимірювання

 
     
Не є офіційним виданням.
Офіційне видання розповсюджує національний орган стандартизації
(ДП «УкрНДНЦ» http://uas.gov.ua)

Contents

Foreword

Introduction

1 Scope

2 Normative references

3 Terms, definitions and symbols

3.1 Terms and definitions

3.2 Symbols

4 Buried structure to electrolyte potential

4.1 Electrical equipment

4.2 Potential measurement

4.3 Factors influencing the potential measurement

4.4 Potential measurement techniques

5 Immersed structure to electrolyte potential

5.1 Electrical equipment

5.2 Potential measurements

6 Other measurements

6.1 Current measurements (d.c.)

6.2 Isolating joints

6.3 Foreign structures

6.4 Coating

Annex A (informative) Table A.1 - Electrodes for Potential Measurements in Soil and/or Aqueous Media

Annex B (informative) Current reduction technique

Annex C (informative) Above ground surveys used to measure pipe to soil potential along a buried pipeline

Annex D (informative) Above ground surveys used to assess the coating condition and to locate coating defects

Annex E (informative) Special off potential measurements in stray currents areas

Annex F (informative) Explanatory note on the use of the intensive measurement technique and the calculation of the IR free potential (E_{IR free})

Annex G (informative) Examples of typical coupons and external potential test probe for pipe

Annex H (normative) Accuracy of potential measuring equipment

Annex I (informative) Accuracy of current measurement

Annex J (informative) Evaluation of the resistance of isolating joints

Annex K (informative) Current injection test on isolating joints

Bibliography