Grid-Tied Hybrid AC-DC Microgrid: Finding Optimal Number of Parallel-Connected AC-DC Bidirectional Interfacing Converters

Table 4

The values of reliability and cost analysis.

n	EES (kWh)	EES cost =  ()	EVAS (kVAh)	()	Total investment cost
1	1545600	231840	7593500	1139000	2400
2	706430	105970	6239400	935920	4800
3	188990	28348	5047600	757130	7200
4	30568	4585.1	4011900	601780	9600
5	1744.7	261.7087	3058900	458830	12000
6	66.7127	10.0069	2192700	328910	14400
7	2.046	0.3069	1421200	213180	16800
8	0.0545	0.0082	782180	117330	19200
9	0.0013	1.9712e − 04	343990	51598	21600
10	2.9463e − 05	4.4194e − 06	105290	15793	24000
11	6.2429e − 07	9.3644e − 08	26297	3944.5	26400
12	1.2647e − 08	1.8971e − 09	5050.5	757.579	28800
13	2.4701e − 10	3.7051e − 11	580.9203	87.138	31200
14	4.6795e − 12	7.0193e − 13	46.3783	6.9567	33600
15	8.6404e − 14	1.2961e − 14	2.8684	0.4303	36000
16	1.5607e − 15	2.3410e − 16	0.1471	0.0221	38400