nicmar pms itaipu.pptx
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Presented byChandan G AG14114
Vinoth AG14126
Richard AG14127
Vignesh.p AG14116
ITAIPU DAM
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INTRODUCTION
Itaipu dam is a hydroelectric damand largest hydroelectric powergenerator in the world.
The construction started in theyear jan-1975 and completed andbegan generating electricity in
may-1984.Total cost of the project is 13.5
billion pounds (19.6billion dollars).
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location
The dam is build across Paranariver located on the borderbetween Brazil and Paraguay.
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Need of the project
Main reason behind was forgeneration of hydroelectricity.
To solve a diplomatic impasseinvolving Brazil and Paraguay.
For the economic growth of thecountries.
To reduce emission of co2.
Use of renewable source of energy.
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Contract details
Client: itaipu Binacional.
Contractors: ELC Electro consult
(Italy), IECO (us).
The key consultant engineer for theproject was an Italian engineer
named Piero Sembenalli.
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Technical details
Dam and spillway
Height: 196 m (643 ft.).
Length: 7,919 m (25,981 ft.).
Volume: 12.3 million m (430 millioncu ft).
Spillway capacity: 62,200 m/s(2,196,572 cu Ft./s).
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Reservoir
Capacity: 29,000 million m
Catchment area: 1.35 million km.Surface area: 1,350 km .
Reservoir length: 170 km
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Construction details
Before construction the Paranriver was diverted and coffer damwas constructed to divert water.
the dam is constituted by 4 sub dams
a) earth dam B) rock dam
C) Main dam D) wing dam
Portland pozzolonic cement wereused and fe500 grade steel was usedfor construction.
Refrigerants were used for reduction
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of heat of hydration.
Foundation:
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Power generation
18 generating units were installedusing slip form technique.
Francis turbine measuring 16m and
weighing 800tons capacity ofgenerating 715mw of power.
2 more were installed in 2006-07 for
generating larger power.It was able to serve 75% of total
power consumed by Paraguay and25% of brazil.
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http://localhost/var/www/apps/conversion/tmp/scratch_9/Capturing%20the%20Networked%20Society%20-%20Case%2039%20Itaipu%20Dam.mp4 -
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Risks and challenges during
the project
Negotiation of land acquisition.
Diversion of river Paran.
Recruitment of skilled workers.Project was delayed for few
months to investigate the crumblingrock.
140tons of concrete was needed forevery 20 minutes.
Social and environmental impacts.
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