Backward time scheme

Table of Contents

• Properties
• Usage
• Further information

Properties

• Implicit
• Second order
• Transient
• Boundedness not guaranteed

• Conditionally stable

  \[ \ddt{\phi} = \frac{1}{\Delta t} \left( \frac{3}{2}\phi - 2 \old{\phi} + \frac{1}{2}\oldold{\phi}\right) \]

Usage

The scheme is specified using:

ddtSchemes
{
    default         backward;
    ddt(phi)        backward;
}

Further information

Source code:

• Foam::fv::backwardDdtScheme

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