Control of Volatile Organic Compounds Emissions from Manufacturing

Table 5-3. ANNUALIZED COST FACTORS FOR POLYMERS AND RESINS CTG
(June 1980 Do1 lars)
--.
Direct Cost Factors
Operating 1abor price: $18/hr (i ncl udi ng overhead)a
Operati ng 1abor requi rements (i ncl udi ng. supervi sory 1 abor) :
= 1200 1 abor hourslyr for thermal incinerator
without heat recoveryb
= 620 1abor hourslyr for fl areC
= 60 1 abor hourslyr for condensed
= 620 labor hourslyr for catalytic incinerator
without heat recoveryc
El ectrici ty price: $0.049/kwhe
Natural gas price: $5.67165 ($5.98/~~~tu)f
, # ,
Steam price: $13.62/Mg ($6.18/1000 1 b)S
Uater price: $0 .079/m3 ($0.3O/lOOO gal lh
Styrene recovery credit: $0.788/kg ($0.357/l b)i
Indi rect Cost Factors
4
Interest rates: I
I
10 percent (in the absence of taxes)
I
Equipment life, ~ : j
i
15 years for flare
10 years for thermal incinerator, catalytic inc~inerator,
condenser, pi pi ng
!
Capital recovery charge factor = yl
= 0.131 for flare
= 0.163 for thermal incinerator, catalytic irici nerator,
condenser, pi pi ng
I I
Taxes, insurance, and administration: 0.04 x Total instal 1 ed capital cdstk
I i
Maintenance cost: 0.05 x Total install ed capital c:ostl
I
I
Operating hours: 8000 hours/yr
I
I
4
I
I