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Table 8 The scenarios definitions of discount rates and environmental price factors

From: Quantify the energy and environmental benefits of implementing energy-efficiency measures in China’s iron and steel production

 

Scenario 1

Scenario 2

Scenario 3

Scenario 4

Scenario 5

Price factor

average

average

average

low

high

Discount rate (%)

15 %

10 %

20 %

15 %

15 %

CO2 ($/tonne)

6.0

6.0

6.0

3.5

11.0

SO2 ($/tonne)

1,682

1,682

1,682

983

3,680

NOx ($/tonne)

1,350

1,350

1,350

750

2,438

PM10 ($/tonne)

2,968

2,968

2,968

360

7,720

Fuel price ($/tce)

160

160

160

148

180

Electricity price ($/MWh)

125

125

125

106

140

Water price ($/m3)

0.7

0.7

0.7

0.5

1.0