Thermal verification calculation of the TP-35U boiler unit

Content

Introduction 41. Thermal calculation of boiler units and determination of fuel consumption 51.1. Characteristics of the combusted fuel 71.2. Choice of excess air coefficient for gas ducts of the boiler unit 81.3. Fuel and combustion products 91.3.1. Elemental composition and reduced characteristics of fuel 91.3.2. Determination of theoretical volumes of air and combustion products 91.3.3. Determination of the enthalpy of air and combustion products 121.4. Thermal balance of the boiler unit. Determination of fuel consumption 151.4.1. Determination of available fuel heat 151.4.2. Determination of boiler losses 161.4.3. Determination of boiler unit efficiency and fuel consumption 171.5. Parameters of water and steam 182. Thermal calculation of the furnace and festoon 202.1. Determination of the geometric characteristics of the firebox 212.2. Thermal calculation of the furnace 242.3. Thermal calculation of a festoon 293. Thermal calculation of a convective superheater 334. Thermal calculation of low-temperature convective heating surfaces of a steam generator 444.1. Thermal calculation of the economizer 444.2. Thermal calculation of the air heater 495. Determination of the calculated discrepancy of the heat balance of the boiler unit 49Conclusion 50 Bibliographic list 51