Improved Power Flow Algorithm for VSC-HVDC System Based on High-Order Newton-Type Method

Table 9

Results of the power flow calculation of DC system.

	DC variable	Converter number	Control modes of ① + ③
𝑈𝑑	Algorithm 1 + AD	VSC1	2.0000
		VSC2	1.9994
	Algorithm 2 + AD	VSC1	2.0000
		VSC2	1.9994
𝛿	Algorithm 1 + AD	VSC1	0.0062
		VSC2	−0.0064
	Algorithm 2 + AD	VSC1	0.0062
		VSC2	−0.0064
𝑀	Algorithm 1 + AD	VSC1	0.7677
		VSC2	0.7589
	Algorithm 2 + AD	VSC1	0.7677
		VSC2	0.7589