Course project "Thermal Calculation of a Boiler Plant"

Graphic material:

A1 Thermal diagram of the boiler house

A1 Boiler Room Layout

A1 Boiler Plant Drawing

INTRODUCTION................................................................................ 3

1. CALCULATION OF THE HEAT SCHEME OF THE BOILER HOUSE................................. 4

1.1. Selection of capacity and type of boiler house ..............4  

1.2. Selection of the number and type of boilers........................................ 5

1.3. Boiler room layout............................................................... 9

2. THERMAL CALCULATION OF THE BOILER UNIT.................. 11

2.1. Determination of the volume of air required for fuel combustion, composition and quantity of flue gases, their enthalpy................ 11

2.2. Compilation of the heat balance of the boiler unit.... 18

2.3. Thermal calculation of the furnace.......................................................... 20

2.4. Thermal calculation of superheater............................ 22

2.5. Thermal calculation of boiler gas ducts.................................... 25

3. CALCULATION OF TAIL HEATING SURFACES.................. 31

3.1 Structural calculation of economizer..........................31

3.2 Checking the heat balance....................................... 33

CONCLUSION........................................................... 34

Bibliography....................................35