母线差动保护用通俗的定义，就是按照收、支平衡的原理进行判断和动作的。分母线完全差动保护和不完全差动保护。
高阻抗母线差动保护 High impedance busbar differetial protection
高阻抗型母线差动保护 high-impedance type busbar differential protection
中阻抗型母线差动保护 middleimpedance type busbar differential protection
母线差动保护屏 The busbar differential protection panel
以RADSS型母线差动保护为例，阐述了中阻抗型差动继电器的原理特点。
The Characteristic of middle impedance relay was elaborated, as an example of bus differential protection of RADSS type.
本文分析了BUS 1000型高速静态母线差动保护装置的基本原理和调试后的几点体会。
This paper describes the principle of bus 1000 high speed static busbar differential protection device and the experience gained in commissioning test of the device.
在磁制动母线差动保护的基本原理基础上提出了一种实时检测电流互感器（CT）二次电阻R的方法。
It proposes a method of detecting the secondary resistance R of CT on real time based on the principle of magnetic restraint differential protection for busbar.
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