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Latest revision as of 19:24, 30 June 2010
The assumption that the value at the centre of a control volume closely represents the mean value throughout the control volume. The midpoint method is second-order accurate. It is given by:
Where:
- is a quantity;
- p is the centre of the control volume; and
- CV is the control volume.
This assumption leads to:
Where:
- V is the volume of a control volume.