1 Subjects: “...global power quality index...”

2 Subjects: “...power flow...”

3 Subjects: “...power flow...”

4 Subjects: “...power flow...”

5 Subjects: “...power system stability...”

6 Subjects: “...hydro power plant...”

7 Subjects: “...reserve power...”

8 Subjects: “...Fukushima Daiichi Nuclear Power Station accident...”

9 Subjects: “...pumped storage power plants...”

10 Subjects: “...nuclear power plant equipment...”

11 Subjects: “...thermal power plants...”

12 Subjects: “...geothermal power production...”

13 Subjects: “...electric power...”

14 Subjects: “...powered surgical instruments...”