THE ECHO - Ferrostaal
THE ECHO - Ferrostaal
THE ECHO - Ferrostaal
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of the water treatment system, installation of various electrical<br />
buildings and pipework and the assembly of numerous components.<br />
The largest crane, with a hoisting capacity of 600 tons, was<br />
brought in from Trinidad. After erecting the last heavy components<br />
to a height of over 100 m (including the blast furnace<br />
gas valves, valve platform and the highest component of the main<br />
conveyer belt, which weighed in at 100 tons), the crane was<br />
dismantled and shipped to the next construction site. After the<br />
most important equipment and piping were installed by<br />
<strong>THE</strong> <strong>ECHO</strong> 1/2006 31<br />
April/Mai 2006, electrification of the facility was successfully<br />
completed with the special involvement of the ALSTOM.<br />
The test series of the individual components and areas of the<br />
facility are currently being conducted as sequence tests. Cold<br />
commissioning and handover of the entire furnace is scheduled<br />
for July 2006.<br />
Walter Offner, Thomas Lehmann<br />
SCOPE OF SUPPLY AND SERVICES FOR CST’S<br />
BLAST FURNACE 3:<br />
>> Burdening unit<br />
>> Main conveyor belt<br />
>> Water treatment system downstream<br />
from gas cleaning system<br />
>> Dust removal system for blast furnace<br />
gas and furnace casting house<br />
>> De-dusting unit for the burdening<br />
facility<br />
>> Furnace cooling system, including<br />
cooling towers, pumps, heat<br />
exchangers and piping<br />
>> Pipe bridges and gas piping<br />
>> Electric control panels and switchboards<br />
>> Transformers<br />
>> Climate control for all areas<br />
FURNACE PROJECT KEY FIGURES<br />
>> Local orders in Brazil: ~ 150<br />
>> Concrete: ~ 36.462 m 3<br />
>> Fire-resistant material: ~ 19,850 tons<br />
>> Steelwork: ~ 8,800 tons<br />
>> Machinery/equipment: ~ 6,800 tons<br />
>> Piping material: ~ 3,600 tons<br />
>> Cabling: 500 km<br />
>> Total hours worked: 4.9 million<br />
>> Construction<br />
and assembly workers: 2,500