IEEE C57.146 2005

$38.46

IEEE Guide for Interpretation of Gasses Generated in Silicone-Immersed Transformers

Published By	Publication Date	Number of Pages
IEEE	2005	23

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Description

New IEEE Standard – Active. This guide is intended to apply to silicone-immersed transformers in which the silicone fluid was the fluid supplied when the transformer was originally manufactured

PDF Catalog

PDF Pages	PDF Title
1	IEEE Std C57.146-2005 Front Cover
3	IEEE Guide for the Interpretation of Gases Generated in Silicone-Immersed Transformers
6	Introduction Notice to users Errata Interpretations Patents
7	Participants
9	Contents
11	1. Overview 1.1 Scope 1.2 Purpose 2. Normative references
12	3. Definitions, acronyms, and abbreviations 3.1 Definitions 3.2 Acronyms and abbreviations 4. General theory 4.1 General
13	4.2 Causes of gas formation
14	4.3 Application to equipment 4.4 Establishing baseline data 4.5 Recognition of a gassing problem 5. Procedures for obtaining samples of silicone liquid from the transformer and for laboratory analysis 5.1 Sampling of silicone liquid
15	5.2 Determination of total dissolved gas 5.3 Determination of individual dissolved gases 6. Suggested operating procedures utilizing the detection and analysis of combustible gases 6.1 General 6.2 Evaluation of transformer condition using individual and TDCG concentrations
17	6.3 Determining the operating procedure and sampling interval fr Evaluation of possible fault type by the key gas method
18	Annex A (informative) Gas solubility
19	Annex B (informative) Key gas sources—based on averages from small- and large-scale experiments
22	Annex C (informative) Example
23	Annex D (informative) Bibliography