Table 2.

Comparisons of experimental and calculated results with different temperature gradients.

Case	Trajectories of thermal flow		Lock-up height (m)
	Experiments	Predictions	Experiments	Predictions	Error
1			–	–	–
2			−0.060	−0.064	6.7%
3			−0.095	−0.099	4.2%
4			−0.135	−0.143	5.9%
5			−0.145	−0.149	2.8%