Hybrid Control for Bidirectional Z-Source Inverter for Locomotives

Table 4

Results obtained from the prototype (low and medium frequency operations).

	Low frequency range			Medium frequency range			High frequency range
(Hz)	10	12	14	15	17	19	20	23	25
	76	76	76	76	76	76	76	76	76
	0.73	0.81	0.9	0.94	0.86	0.81	0.90	0.84	0.8
	38.7	41.3	48.6	63.1	72.1	88.3	93.5	107.3	115.8
THDv	93.5	85.9	80.6	76	81.4	88.2	97.7	90.6	84.1
Speed (rpm)	240	290	344	389	453	518	563	625	712