U.S. based short courses in renewable energy technologies : a selective guide for developing country participants. |
U.S. energy strategies : some options for eliminating oil imports by the year 2000. |
U.S. fossil fuel technologies for developing countries. Costa Rica country packet. Estados Unidos. Depto. de Energía. Assistant Secretary for Fossil Energy. Office of Fossil Energy.; |
U.S. lighting standards : a review of federal and state lighting efficiency regulations. |
U.S. national energy research policy : the role of natural gas in achieving national energy priorities |
U.S. natural gas availability : gas supply through the year 2000. Congress of the United States. Office of Technology Assessment.; |
U.S. residential appliance energy efficiency : present status and future directions. Building Equipment and Appliances. |
UAL RURAL ENERGY SYSTEMS IN THE ASIA-PACIFIC. A survey of their status, Planning and Management |
Ubicación de estabilizadores de potencia y el control realimentación de estados para amortiguar oscilaciones electromecánicas de baja frecuencia utilizando redes neuronales |
Ubicación de pozos profundos : campo geotérmico de Chipilapa |
Ubicación de un control de modos deslizantes y PSS’s con el objetivo de amortiguar oscilaciones electromecánicas utilizando el método del residuo y fuzzy Guanochanga Collaguazo, Edison Fabricio; Ocaña Frutos, Merwin Gabriel; |
Ubicación de una Nueva Subestación de 23kV en el Sector Norte de Quito |