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Published byLewis Payne Modified over 9 years ago
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Basic Analysis of Steam Generators P M V Subbarao Professor Mechanical Engineering Department Fundamental Ideas for Systematic Development of Steam Generators……
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Steam Generation Theory
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First Law for Steam Generator:SSSF m water m fuel m air m steam m fluegas Q Q W Reynolds Transport Theorem: Conservation of Mass
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Conservation of Mass for SSSF Conservation of Energy:
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Conservation of Energy for SSSF m water m fuel m air m steam m fluegas Q Q W
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First Law Analysis of Furnace:SSSF m fuel m air Q steam Q loss W fans
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First Law for Steam Generator:SSSF m water m steam Q steam
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Gas to Liquid Heat Exchange Liquid Heating
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Mechanism of Heat Transfer : Generalized Newton’s Law of Cooling Rate of heat transfer from hot gas to cold steam is proportional to: Surface area of heat transfer Mean Temperature difference between Hot Gas and Cold Steam. T hot gas,in T cold steam,in T hot gas,out T cold steam,out
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T hot gas,in T cold steam,in T hot gas,out T cold steam,out T hot gas,in T cold steam,in T hot gas,out T cold steam,out
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Log Mean Temperature Difference Rate of Heat Transfer U Overall Heat Transfer Coefficient, kW/m 2.K
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Gas to Liquid Heat Exchange Liquid Heating
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Role of SG in Rankine Cycle Perform Using Natural resources of energy …….
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Role of SG in Rankine Cycle
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Impact cycle on Construction of Steam Generator Evaporator Superheater Economizer
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DPNLSH Platen SHTR RHTRRHTR LTSH Economiser APH ESP ID Fan drum Furnace BCW pump Bottom ash stack screen tubes Thermal Structure of A SG
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