TY - BOOK AU - Leal Leal, Maria Angèlica TI - Temas selectos en astrobiología / María Angélica Leal Leal, Juan Felipe Escobar Calderón [et al.] U1 - 576 N2 - 1. Overview of boiler Efficiency and controlling Factors ; 2. Combustion in boiler systems ; 3. Combustion in natural Gas and fuel oil burners ; 4. Boiler testing ; 5. Reduction of no and other impurities ; 6. operational procedures and modifications ; 7. Efficincy improvement equipment ; 8. Boiler maintenance practices ; 9. Determination of combustion efficiency ; 10. Calculation of boiler efficiency ; 11. Economics evaluation ER -