MEASUREMENT OF THE AVERAGE VISCOMETRIC DEGREE OF POLYMERIZATION OF NEW AND AGED CELLULOSIC ELECTRICALLY INSULATING MATERIALS
International Electrotechnical Committee
FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms, definitions and symbols
3.1 Terms and definitions
3.2 Symbols
4 Principle
5 Apparatus and reagents
6 Specimens
6.1 Preparation of specimens
7 Experimental procedure
7.1 Measurement of water content of paper
7.2 Determination of viscosity
8 Test report
Annex A (normative) Cuen solution
Annex B (normative) Preparation of Cuen solution
Annex C (normative) Procedure for the verification
of the ratio c[En]/c[Cu] of the
Cuen solution
Annex D (informative) Numerical values of the product
[v].c as a function of v[s]
according to Martin's formula
Bibliography
Describes a standardized method for the determination of the average viscometric degree of polymerization of new and aged cellulosic electrically insulating materials. It may be applied to all cellulosic insulating materials such as those used in transformer, cable or capacitor manufacturing.
| Document Type | Standard |
| Status | Current |
| Publisher | International Electrotechnical Committee |
| Committee | TC 15 |
