Case Experience on WIN WIN Approach Towards Industrial …
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Table 1
Comparison between cleaner and conventional technology using return on investment and cost benefit ratio (ROI & CBR) in Cement Industry
S. no
Technology
Cost variables
Conventional
technology
parameters
Cleaner
technology
parameters
Return on investment (ROI)
Cost-Benefit ratio (CBR)
Conventional
Technology
(%)
Cleaner
Technology
(%)
Conventional
technology
Cleaner
Technology
1.
Vertical roller mill (inlet duct
Modification)
1. CI
2. Variable Cost
3. Viability
period
4. BuyBack cost
5. Depreciation
cost
6. Profit
7. Benefit
8. TC
Rs. 9.5 lakh
Rs. 1.7 lakh
p.a.
2 years
5.5%
Rs. 0.17 lakh
p.a.
Rs. 1.449 lakh
p.a.
30,518 (kWh)
p.a.
6.1887 lakh
p.a.
Rs. 204 lakh
Rs. 1.5 lakh
p.a.
4.5 years
7.8%
Rs. 0.17 lakh
p.a.
Rs. 2.774
lakh p.a.
58,400
(kWh) p.a.
43.297 lakh
p.a.
−79.03
−93.3
0.2341
0.0640
2.
Vertical roller mill (Grit
Cone Modification)
1. CI
2. Variable Cost
3. Viability
period
4. BuyBack cost
5. Depreciation
cost
6. Profit
7. Benefit
8. TC
Rs. 11.5 lakh
Rs. 1.3 lakh
p.a.
2 years
3.3%
Rs. 0.23 lakh
p.a.
2.1375 lakh
p.a.
45,000 (kWh)
p.a.
6.86 lakh p.a.
Rs. 16 lakh
Rs. 3 lakh
p.a.
5 years
6.7%
Rs. 0.4 lakh
p.a.
Rs. 4.561
lakh p.a.
95,900
(kWh) p.a.
5.98 lakh
p.a.
−72.1
−30.4
0.3115
0.762
(continued)