The diagram below shows the process of electricity production. Summarise the information by selecting and reporting the main features, and make comparisons where relevant.
The process details the steps in the production of
electricity
. Looking from an Use synonyms
overall
perspective, it is readily apparent that energy production involves the combination of coal and oxygen undergoing various chemical processes including heating that results in gases that Linking Words
then
power two different types of turbines to produce Linking Words
electricity
.
In the earliest stages, coal is transported by a ramp to a furnace where it is heated and combined with oxygen. The waste byproduct of Use synonyms
this
is slag and the desired Linking Words
gas
(raw syngas) is Use synonyms
then
sent for removal of its harmful contaminants, CO2, mercury, and sulphurLinking Words
,
before the purified Remove the comma
apply
gas
is used to run a Use synonyms
gas
turbine connected to a generator. Use synonyms
This
is the first way that Linking Words
electricity
is created.
Use synonyms
However
, the Linking Words
gas
turbine using the purified syngas Use synonyms
also
produces excess hot gases and these are utilised in a heat recovery steam generator (which releases flue gases into the atmosphere). The generator produces steam which turns the turbines of a steam turbine to generate additional Linking Words
electricity
.Use synonyms
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