Wpływ impregnacji olejem wstępnie wysuszonej izolacji transformatora na czas i skuteczność suszenia końcowego

• Autorzy: Krause, C. , Wick, K. , Nachtigall, U. , Marciniak, W. R. , Malewski, R.

Warianty tytułu

EN

Influence of impregnation of preliminary dried transformer insulation with oil on time and effectiveness of final drying

• Języki publikacji: PL

Abstrakty

PL

Przedstawiono wyniki badań doświadczalnych na dyfuzję wilgoci w suchej i zaimpregnowanej olejem celulozie.

EN

The paper presents results of experimental research regarding diffusion of humidity in cellulose, dry and impregnated with oil.

Słowa kluczowe

PL

izolacja transformatora; absorpcja wilgoci; wytrzymałość uzwojeń

EN

transformer insulation; absorption of humidity; durability of windings

• Czasopismo: Wiadomości Elektrotechniczne
• Rocznik: 2013
• Tom: R. 81, nr 3
• Strony: 15-20
• Opis fizyczny: Bibliogr. 12 poz.

Twórcy

autor

Krause, C.

autor

Wick, K.

autor

Nachtigall, U.

autor

Marciniak, W. R.

autor

Malewski, R.

• Weidmann Electrical Technology AG, Rapperswil, Szwajcaria

Bibliografia

• [1] Krause Ch. et al.: Effects of Moisture in Transformerboard Insulation and the Mechanism of Oil Impregnation of Voids. Transform 98 Symposium, Munich 1998
• [2] Krause Ch.: Water Adsorption of Transformer Insulation Exposed to Air. CIGRE, SC 15, Preferential Subject No 2, Interfacial Phenomena, Question No 9, Paris 2000
• [3] Krause Ch., Goetz W., Heinrich B.: The Impact of Drying and Oil Impregnation Conditions and of Temperature. International Symposium on Electrical Insulation, Boston 2002
• [4] Krause Ch., Gasser H.P.: The Effect of Oiling the Insulation of Power Transformers on the Efficiency of the Final Vacuum Cycle. International Symposium on Electrical Insulation, Toronto 2006
• [5] Gasser H.P., Krause Ch., Prevost T: Water Absorption of Cellulosic Insulating Materials used in Power Transformers. International Conference on Solid Dielectrics, Winchester 2007
• [6] Krause Ch., Gasser H.P., Kiriyanthan K.: The Remaining Water in Power Transformer Insulation After Drying. 16th International Symposium on High Voltage Engineering, Johannesburg 2009
• [7] Foss S.D., Savio L.: Mathematical and experimental analysis of the field drying of power transformer insulation. IEEE Trans 1993 No 3
• [8] Roizmann O., Davydov V., Dukarm J.: Water in Paper Activity, A New Concept of Moisture Assessment in Transformers. IEEE PES, Transformers Committee Meeting, Montreal 2006
• [9] Sokolov V., Lochanin A.: Transformer Moisture Management. Transformers in Service Conference, Dźwirzyno 2006
• [10] Dahinden V.: The Behavior of Transformerboard under Short Circuit Forces. SEV/VSE Bulletin1983 No 7.
• [11] Krause Ch., Goetz W.: The Change of Clamping Pressure in Transformer. CIGRE SC 12 Transformers, Workshop on Short Circuit Performance of Transformers, Budapest Colloquium l999
• [12] Krause Ch., Fehlmann F.: Building and Operating Short-Circuit Resistant Power Transformers, Seminar on EGAT's Transmission System, Chachoengsao 2007