Engine : Steam Plants - 462/811
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| If a boiler generates saturated steam at 125.3 psig, how much heat is required to change the water into steam if the feed water temperature is 240°F? SG-0004 |
| A) 983.4 Btu/lb |
| B) 582.7 Btu/lb |
| C) 30.5 Btu/lb |
| D) 116.5 Btu/lb |
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Illustration SG-0004
| Comments |
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| bybymsn - 2016-09-11 12:10:20 Member (8) |
| Look for the saturated liquid BTU/lb for 240 degrees and subtract that from the saturated steam BTU/lb (heat content/enthalpy) and you have your answer. |
| magnussonshred - 2016-09-10 17:03:00 Member (3) |
| How do I use the information to get the right answer? |