Table 4 Voltage fluctuation data under different scenarios for nodes 1–10.

From: Consistency control of grid-connected substation voltage regulation based on photovoltaic inverter power coordination

Node number

Light intensity/(w/m ²)

Load change/%

Grid voltage fluctuation/%

Initial voltage/V

Maximum voltage fluctuation/V

Minimum value of voltage fluctuation/V

Recovery stabilization time/MS

1

1000

0

0

220

221.5

219.8

50

2

800

+ 10

0

220

223.2

218.5

65

3

600

−10

0

220

224.7

217.3

80

4

1000

0

+ 5

220

222.8

218.9

55

5

1000

0

−5

220

221.1

219.2

45

6

800

+ 10

+ 5

220

225.1

2170.6

75

7

600

−10

−5

220

226.3

216.2

90

8

1000

+ 20

0

220

225.8

217.4

70

9

1000

−20

0

220

218.3

222.9

60

10

900

0

+ 10

220

224.5

218.0

60