Experimental Study of Onset of Nucleate Boiling in Vertical Rectangular Channels with Different Flow Path Heights

Table 4

Three identification methods of two channels.

	Channel a	Channel b
(mm)	3.50	5.35
Criteria by Kandlikar	Conventional channel	Conventional channel
	0.57	4.68
Criteria by Cheng and Wu	Minichannel	Conventional channel
	1.32	0.46
Criteria by Kew and Cornwell	Microchannel	Conventional channels