Less impact from the fault point, the incidence can be limited to the single module while the fault of single-centralized inverter affects the entire capacity range of the PV modules connected.
l故障点的影响小，影响范围可以控制在单个模块范围内，而集中型逆变器的故障影响为整个接入的组件容量范围。
The self-extinguishing of the arc caused by a single-phase grounding fault depends mainly on the amplitude of the residual current at grounding point.
可自恢复性单相接地故障点的电弧是否能自然熄灭的决定因素是接地故障残流的大小。
Aiming at the problem of single-point failure which may lead to loss of credentials and poor fault-tolerance in distributed storage strategies, an improved distributed storage strategy is proposed.
分布式信任证存储策略存在单点失效及容错性差等问题，可能导致信任证丢失。为此，提出一种改进的分布式存储策略。
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