Investigation of Speed Matching Affecting Contrarotating Fan’s Performance Using Wireless Sensor Network including Big Data and Numerical Simulation

Table 2

The scheme of variable rotating speed matching.

Percentage change in speed	Variable rotor 1 speed		Variable rotor 2 speed
	Rotor 1	Rotor 2	Rotor 1	Rotor 2
−40%	588	980	980	588
−20%	784	980	980	784
0	980	980	980	980
20%	1176	980	980	1176
40%	1372	980	980	7372