Title Statements
- Full title :SF6 switchgear / H.M. Ryan & G.R. Jones.
Edition Statements
- Publication Date:1989.
Publication Statements
- Publisher(s):P. Peregrinus on behalf of the Institution of Electrical Engineers
- Place of Publication:London
- Language:eng
- Publication Date:1989.
The Physical Object
- Description:1 online resource (211 pages) : : illustrations
Edition Identifiers
- ISBN:9781849194273, 1849194270
- oclc:ocn861528029
- LC Classification:TK2821
- Dewey Decimal:621.31/7
Table of Contents
Cover -- Half-title -- Title -- Copyright -- Contents -- Acknowledgements -- 1 Introduction -- 2 Fundamental properties of SF6 -- 3 Types of SF6 Interrupters -- 4 Characteristics of SF6 Interrupters -- 4.1 Pressure characteristics -- 4.2 Thermal characteristics -- 4.2.1 Gas heating -- 4.2.2 Nozzle ablation
4.3 Electromagnetic characteristics 4.4 Thermal-recovery characteristics -- 4.4.1 Axisymmetric (puffer-type) interrupters -- 4.4.1.1 Nozzle and contact considerations -- 4.4.1.2 Piston-travel and contact-throttling effects -- 4.4.1.3 SF6 Mixtures
4.4.1.4 Liquid SF6 injection 4.4.2 Asymmetric (rotary arc) interrupters -- 4.5 Dielectric recovery -- 4.5.1 Dielectric recovery of the remnant arc column -- 4.5.2 Scaling of the dielectric recovery of the arc column -- 4.5.3 Retarded dielectric recovery
4.5.4 Dielectric-recovery requirements for medium-voltage interrupters4.5.5 Gases with higher dielectric strength -- 5 Arc modelling and computer-aided methods for interrupter-design evaluation -- 5.1 Field calculations -- 5.2 Arc modelling -- 5.3 Puffer modelling -- 5.4 Rotary-arc interrupter modelling
6 Impact of SF6 technology upon transmission switchgear 6.1 Commercial considerat…
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