Valve side neutral point grounding structure for multiple groups of connected transformers of onshore converter station

The utility model discloses a valve side neutral point grounding structure of a land converter station multi-group connection transformer, comprising three groups of three-phase connection transformers which are connected in parallel, valve side neutral points of the three-phase connection transformers are connected in parallel through a grounding wire, the grounding wire is provided with neutral point equipment, and the neutral point equipment is connected with the three groups of three-phase connection transformers. The neutral point equipment comprises an electronic voltage transformer, a grounding reactor and a grounding resistor, the electronic voltage transformer and the grounding reactor are connected in parallel and then grounded, and the grounding wire is connected in series with the grounding resistor through the grounding reactor and then grounded. The valve side neutral point grounding structure of the multi-group connection transformer of the onshore converter station can effectively save equipme