Research Article
Nonconvex Economic Dispatch Using Particle Swarm Optimization with Time Varying Operators
Table 4
Comparison results for case study 2.
| Method | Best fuel cost ($/hr) | Average fuel cost ($/hr) | Worst fuel cost ($/hr) | CPU time (s) |
| SQP [28] | 122904.4243 | 124883.7692 | 126585.2290 | 10.80 | EP-SQP [29] | 122323.9700 | 122379.6300 | — | 997.73 | PSO-SQP [29] | 122094.6700 | 122245.2500 | — | 733.97 | PSO-LRS [12] | 122035.7946 | 123382.0000 | 125740.6300 | 31.61 | NPSO [12] | 121704.7391 | 122221.3697 | 122995.0976 | 8.23 | NPSO-LRS [12] | 121664.4308 | 122981.5913 | 122209.3185 | 20.74 | DEC-SQP [30] | 121741.9800 | 123367.6500 | 125397.9600 | 925.63 | DEC(2)-SQP(1) [28] | 121741.9793 | 122295.1278 | 122839.2941 | 14.26 | ACO [31] | 121532.4100 | 121606.4500 | 121679.6400 | 52.45 | FCASO [32] | 121516.4700 | 122082.5900 | — | 145.2 | SOH-PSO [14] | 121501.1400 | 121853.5700 | 122446.3000 | — | TSARGA [33] | 121463.0700 | 122928.3100 | 124296.5400 | 696.0 | CPSO-SQP [34] | 121458.5400 | 122028.1600 | — | | GA-PS-SQP [29] | 121458.0000 | 122039.0000 | — | 46.98 | ABC [35] | 121441.0300 | 121995.8200 | — | 30.02 | CCPSO [22] | 121412.5362 | 121445.3269 | 121525.4934 | 19.3 | ICA-PSO [7] | 121422.1000 | — | — | 139.9 | DE/BBO [36] | 121420.8948 | — | — | 12 | HHS [37] | 121415.5920 | 121615.8544 | — | 16.39 | IPSO [2] | 121412.8660 | 121509.5223 | 121546.8420 | 42.89 | NAPSO [8] | 121412.5700 | — | — | 12.7 | CSA [38] | 121412.5355 | 121520.4106 | 121810.2538 | 3.03 | Proposed PSO | 121412.5355 | 121432.3215 | 121564.3454 | 9.99 |
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