7 dimless/dimTemperature,
dimensionedScalar TRef("TRef", dimTemperature, laminarTransport)
dimensionedScalar beta("beta", dimless/dimTemperature, laminarTransport)
dimensionedScalar Prt("Prt", dimless, laminarTransport)
singlePhaseTransportModel laminarTransport(U, phi)
dimensionedScalar Pr("Pr", dimless, laminarTransport)