2 resultados para Variable stars
em Martin Luther Universitat Halle Wittenberg, Germany
Resumo:
Dieselmotor, Brennverfahren, Ventilsteuerung, Ladungswechsel
Resumo:
The article is about using of variable frequency drives for reduction oil pumping main line pumps energy consumption. Block diagram of developed computer program is shown in the article. The computer program allows to determine the reduction of energy consumption and to estimate payback period of variable frequency drives.