Question 3 F.G. PE 1 be bew) shows that feedwater enters an economiser at a temperature of 26,7 C and leaves ai 477 "C T

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Question 3 F G Pe 1 Be Bew Shows That Feedwater Enters An Economiser At A Temperature Of 26 7 C And Leaves Ai 477 C T 1 (124.18 KiB) Viewed 37 times

Question 3 F.G. PE 1 be bew) shows that feedwater enters an economiser at a temperature of 26,7 C and leaves ai 477 "C The ext steam at the evaporator is 92% dry. The steam leaves - te suce earar at a pressure of 1500kPa and a temperature of 200∘C. The mass of stam is 2500klogaper hour The mass of coal is 200 kg per hour and the calorific FIGURE 1 Croy ans complete the diagram in the ANSWER BOOK and complete the miding values of h- h. Pi and ha. Ca zulate the nass of steam per kg fuel. Caid. lale the heat yansierted to the economiser. (2) C. Dilale the scecic enthalpy of wet steam h3 and the heat transferred to the evisocratur 3. Thaicilate the heat transfened to the supertieater. 35. Calcuubta the eficiency of the plant. (3) Savulate the snwulent evaporation from and at 100∘C (3) [20]