§ Mr. Tom ClarkeTo ask the Secretary of State for Energy what information he has on the cost per kilowatt hour of the most widely used(a) wet-dry, (b) wet and (c) dry flue gas desulphurisation processes.
§ Mr. Heathcoat-AmoryThe cost per kilowatt hour of sulphur dioxide abatement varies considerably depending not only on the choice of process but on a number of other factors including the level of abatement required, fuel quality, plant size, load factor, accounting practices and
Percentage of electricity production in 1989 Conventional thermal1 Coal2 Petroleum products Gas Other3 Nuclear Hydroelectric Geothermal Belgium 22 3 12 1 61 2 — Denmark 92 5 1 — — 2 — West Germany 48 2 10 1 34 5 — Greece 72 21 — — — 7 — Spain 40 6 1 — 39 14 — France 8 3 2 — 75 13 — Ireland 457 5 31 — — 8 — Italy 13 48 18 — — 19 1 Luxembourg — 2 35 3 — 61 — Netherlands 30 4 58 1 5 — — Portugal 28 45 — 3 — 24 — United Kingdom 65 10 2 — 22 2 — Note: Percentages may not sum to 100 due to rounding.
1 Data are not available separately for plant using flue gas desulphurisation.
2 Including lignite.
3 Steam purchased, wood, peat, industrial residues etc.
4 Including peat.
Source: Eurostat.