Due to the complexity of electric power transformer fault,an improved fault diagnosis model based on the research theories of electric power transformer fault diagnoses by predecessors was introduced.

• 作者在进行主变压器和电气室配电变压器型号及性能分析的基础上,详细剖析了这二种变压器采用不同的容量和台数方案,对其投运后的运行效率和经济性的不同影响。