4kg of dry steam at 11 bar is required from the boiler.if the feed water temperature 45c,determine the amount of heatrequired to the steam

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4kg of dry steam at 11 bar is required from the boiler.if the feed water temperature 45c,determine the amount of heatrequired to the steam

jeevanmammu6 12th Jun, 2021

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Answer (1)

Uttara 4th Aug, 2021

Its given that The feed water temperature is 45° C and steam is produced at 100° C.

So, T = 100 - 45= 55° C

Now, m = 4kg and Cp = 4.18

Therefore we know,

Heat required = mCpT + mλ

So, Heat required= (4 x 4.18 x 55 ) + ( 22 x 7 )

So, Heat required = 1073.6 kJ

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