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CCT 2011 Conference

The IEA Clean Coal Centre and the Instituto de Carboquímica (ICB), Zaragoza, on behalf of the Grupo Español del Carbón, are delighted to invite you to the Fifth International Conference on Clean Coal Technologies – CCT2011.

http://www.cct2011.org/

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Regenerable processes for SO2 control

In regenerable processes, the sorbent is regenerated chemically or thermally and re-used. Elemental sulphur or sulphuric acid is recovered from the SO2 removed. The revenue from these by-products can compensate partially for the higher capital costs required in such FGD systems. Regenerable processes generally require no waste disposal, produce little waste water and have low sorbent make-up requirements. However, in most such systems, a prescrubber is essential to control chlorides. Although these processes can achieve high SO2 removal efficiencies (>95%) they have in general high capital costs and power consumption.

Click on the relevant text below for other FGD technologies:

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