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Engineering, 26.05.2021 01:40, hanpscl
, 500 KVA, three phase, 380 volt, 50 Hzused as black start machine in a desert power station
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Answers: 2
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Awall of 0.5m thickness is to be constructed from a material which has average thermal conductivity of 1.4 w/mk. the wall is to be insulated with a material having an average thermal conductivity of 0.35 w/mk so that heat loss per square meter shall not exceed 1450 w. assume inner wall surface temperature of 1200°c and outer surface temperature of the insulation to be 15°c. calculate the thickness of insulation required.
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, 500 KVA, three phase, 380 volt, 50 Hzused as black start machine in a desert power station...
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