Mean diameter at bottom Height of straight segment Height of bottom (tapered) segment Wind Load for the part at a height between Wind load for the part at a height below 100 ft
"t "# H$
3048 mm 3048 mm
4572 mm 4572 mm 36576 mm 36576 mm H # 12192 mm 12192 mm 30480 mm 48768 mm 161.12 kg/m2 mm and 112.3 kg/m2
Distance of trial section taken from top of chimney Assmed thickness of steel plate plate
18288 mm 18288 mm 6.35 mm 6.35 mm Density of steel plate 7842.64 kg/m3 Weight per nit cross!section of steel plate 49.800764 kg/m2 "hickness of lining 50.8 mm 50.8 mm Density of Lining 1762.03 kg/m3 Weight per nit cross!section of Lining 89.511124 kg/m2 "otal weight pe r nit cross!section of chimney 139.311888 kg/m2 Weight per meter of height 1333.99135 kg/m 1333.99135 kg/m Moment de to wind load M 82123.3858 kg-m 82123.3858 kg-m #orrosion Allowance 1.6 mm 1.6 mm t/R 0.0031168 A 45483.9784 mm2 S 34658791.6 mm3 f 2905847.52 kg/m2 $%i&alent Height He 44799.4001 mm 44799.4001 mm L 89598.8002 mm 89598.8002 mm 'adis of gyration r 1077.468 mm 1077.468 mm L/r 83.1568085 Y 0.86694571 ! ield tress at mean shell temperatre 248.211 MPa 248.211 MPa % Modls of elasticity at mean shell temperatre E 193.053 GPa 193.053 GPa 8!P /E 0.0072 20 !% /E 0.02571429 3833506.53 kg/m2 ! 3323442.06 kg/m2 Design is OK
Length #on&ersion "able
Chimney Design Calculations Mean diameter at top
Mean diameter at bottom Height of straight segment Height of bottom (tapered) segment Wind Load for the part at a height between Wind load for the part at a height below 100 ft
"t "# H$
3048 mm
4572 mm 36576 mm H # 12192 mm 30480 mm and 48768 mm 161.12 kg/m2 112.3 kg/m2
Distance of trial section taken from top of chimney Assmed thickness of steel plate
27432 mm 8 mm Density of steel plate 7842.64 kg/m3 Weight per nit cross!section of steel plate 62.74112 kg/m2 "hickness of lining 50.8 mm Density of Lining 1762.03 kg/m3 Weight per nit cross!section of Lining 89.511124 kg/m2 "otal weight per nit cross!section of chimney 152.252244 kg/m2 Weight per meter of height 1457.90269 kg/m Moment de to wind load M 178556.69 kg-m #orrosion Allowance 1.6 mm t/R 0.00419948 A 61283.6762 mm2 S 46698161.3 mm3 f 4476225.46 kg/m2 $%i&alent Height He 44799.4001 mm L 89598.8002 mm 'adis of gyration r 1077.468 mm L/r 83.1568085 Y 0.86694571 ! ield tress at mean shell temperatre 248.211 MPa % Modls of elasticity at mean shell temperatre E 193.053 GPa 8!P /E 0.0072 20 !% /E 0.02571429 5165145.64 kg/m2 ! 4477900.88 kg/m2 Design is OK Wind moment at the base of chimney
Mean diameter at bottom Height of straight segment Height of bottom (tapered) segment Wind Load for the part at a height between Wind load for the part at a height below 100 ft
"t "# H$
3048 mm
4572 mm 36576 mm H # 12192 mm 30480 mm and 48768 mm 161.12 kg/m2 112.3 kg/m2
Distance of trial section taken from top of chimney Assmed thickness of steel plate
48768 mm 14 mm Density of steel plate 7842.64 kg/m3 Weight per nit cross!section of steel plate 109.79696 kg/m2 "hickness of lining 50.8 mm Density of Lining 1762.03 kg/m3 Weight per nit cross!section of Lining 89.511124 kg/m2 "otal weight per nit cross!section of chimney 199.308084 kg/m2 Weight per meter of height 1908.48939 kg/m Moment de to wind load M 519107.075 kg-m #orrosion Allowance 1.6 mm t/R 0.00813648 A 118737.123 mm2 S 90477687.5 mm3 f 6521263.72 kg/m2 $%i&alent Height He 44799.4001 mm L 89598.8002 mm 'adis of gyration r 1077.468 mm L/r 83.1568085 Y 0.86694571 ! ield tress at mean shell temperatre 248.211 MPa % Modls of elasticity at mean shell temperatre E 193.053 GPa 8!P /E 0.0072 20 !% /E 0.02571429 10007469.7 kg/m2 ! 8675932.96 kg/m2 Design is OK Wind moment at the base of chimney
