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Questions relating to the various laws of thermodynamics, transformation or movement of a form of energy to another form, primarily but not limited to heating or cooling of a fluid.

2 votes
1 answer
1k views

How to calculate the required energy to heat water at high pressure?

I am trying to calculate the amount of energy required to heat 12,300 kg of water from 70 °C at 25 MPa to 120 °C at 40 MPa. I have thought of using Q = mcT but I know that the specific heat capacity o …
Mark Tian's user avatar
1 vote
2 answers
62 views

Shouldn't steam be compressed water in SAGD?

I am doing some labor work on a rig and am confused about something. I heard from my superiors that we are injecting steam at 180°C with the wellbore pressure being 2 MPa. If I look at these condition …
Mark Tian's user avatar