m1 wody = 1600 l = 1600 kg
T1 = 5 C
T2 = 100 C
delta T = 100 C = 5 C = 95 C
cw = 4200 J/kg*C
cspalania węgla = 32,8 MJ/kg = 32800000 J/kg
c spalania koksu = 29 MJ/kg = 29000000 J/kg
cspalania drewna = 18,3 MJ/kg = 183000000 J/kg
m2 = ?
Q1 = m1*cw*delta T
Q2 = m2 *cspalania
Q1 = Q2
m2 *cspalania = m1*cw *delta T
m2 = m1*cw*delta T/csp
dla węgla:
m2 = 1600 kg *4200 J/kg *95 C/32800000 J/kg
m2 = 638400000 J/32800000 j/kg
m2 = w przybliżeniu 19,5 kg
dla koksu :
m2 = 6384000000 J/29000000 J/kg
m2 = 22,01 kg
dla drewna:
m2 = 638400000 J/ 18300000 J/kg
m2 = 34,9 kg
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m1 wody = 1600 l = 1600 kg
T1 = 5 C
T2 = 100 C
delta T = 100 C = 5 C = 95 C
cw = 4200 J/kg*C
cspalania węgla = 32,8 MJ/kg = 32800000 J/kg
c spalania koksu = 29 MJ/kg = 29000000 J/kg
cspalania drewna = 18,3 MJ/kg = 183000000 J/kg
m2 = ?
Q1 = m1*cw*delta T
Q2 = m2 *cspalania
Q1 = Q2
m2 *cspalania = m1*cw *delta T
m2 = m1*cw*delta T/csp
dla węgla:
m2 = 1600 kg *4200 J/kg *95 C/32800000 J/kg
m2 = 638400000 J/32800000 j/kg
m2 = w przybliżeniu 19,5 kg
dla koksu :
m2 = 6384000000 J/29000000 J/kg
m2 = 22,01 kg
dla drewna:
m2 = 638400000 J/ 18300000 J/kg
m2 = 34,9 kg