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APPENDIX III

COMPARISON OF ENERGY COSTS

Table 1. Comparison of energy costs 1/ (July 1985)

Energy form

Unit of supply

Average price per unit of supply

Gross calorific value per unit of supply

Average price

(pence/kWh)

(£/GJ)

Electricity

Direct

kWh

3.75p

3.6 MJ

3.75

10.42


Off-peak

kWh

1.82p

3.6 MJ

1.82

5.06

Natural gas


Therm

33.60p

105.5 MJ

1.15

3.18

Fuel oil

35 secs Scheduled

Litre

27.50p

38.1 MJ

2.60

7.22

Typical


19.00p


1.80

4.99

200 secs Scheduled

Litre

21.31p

40.4 MJ

1.90

5.27

Typical


18.00p


1.60

4.46

950 secs Scheduled

Litre

19.39p

40.6 MJ

1.72

4.78

Typical


16.00p


1.42

3.94

3500 secs Scheduled

Litre

18.53p

41.1 MJ

1.62

4.51

Typical


15.00p


1.31

3.65

Propane


Tonne

256.10p

50.0 GJ

1.84

5.12

Butane


Tonne

247.10p

49.3 GJ

1.80

5.01

Coal 2/

Singles

Tonne

63.20p

28.4 GJ

0.80

2.23

Smalls

Tonne

58.20p

28.1 GJ

0.75

2.07

Industrial coke


Tonne

95.80p

27.9 GJ

1.24

3.43

1/ Data is representative of energy supplied to industrial users in Great Britain in excess of 10 000 GJ per year

2/ Coal prices vary with calorific value. Those quoted are applicable for singles and smalls delivered in the Birmingham area

Source: (73)

Table 2. Comparison of energy costs 1/ (April 1986)

Energy form

Unit of supply

Average price per unit of supply

Gross calorific value per unit of supply

Average price

(pence/kWh)

(£/GJ)

Electricity

Direct

kWh

3.74p

3.6 MJ

3.74

10.39

Off-peak

kWh

1.80p

3.6 MJ

1.80

5.00

Natural gas


Therm

34.20p

105.5 MJ

1.17

3.24

Fuel oil

35 secs Scheduled

Litre

19.33p

38.1 MJ

1.83

5.07

Typical


12.90p


1.22

3.39

200 secs Scheduled

Litre

16.46p

40.4 MJ

1.47

4.07

Typical


11.80p


1.05

2.92

950 secs Scheduled

Litre

14.39p

40.6 MJ

1.28

3.54

Typical


9.30p


0.82

2.29

3500 secs Scheduled

Litre

13.38p

41.1 MJ

1.17

3.26

Typical


8.50p


0.74

2.07

Propane


Tonne

240.00p

50.0 GJ

1.73

4.80

Butane


Tonne

210.00p

49.3 GJ

1.53

4.26

Coal 2/

Singles

Tonne

66.60p

28.4 GJ

0.84

2.35

Smalls

Tonne

61.60p

28.1 GJ

0.79

2.19

Industrial coke


Tonne

95.80p

27.9 GJ

1.24

3.43

1/ Data is representative of energy supplied to industrial users in Great Britain consuming in excess of 10 000 GJ per year

2/ Coal prices vary with calorific value. Those quoted are applicable for singles and smalls - delivered in the Birmingham area

Source: (73)


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