Technical Articles

Urban substations, prefabricated cabins, industrial parks, and commercial/industrial power distribution rooms commonly face complex operating conditions such as space constraints, humidity, condensation, salt spray, and dust. The selection o...

Proper selection of industrial distribution transformers focuses on three core parameters: rated capacity, short‑circuit impedance and energy‑efficiency loss grade. Capacity shall reserve sufficient margin for future expansion and motor ...

Facing end-to-end demands from distribution transformer selection to energy efficiency compliance, how to balance economic feasibility and regulatory requirements while ensuring operational reliability has become a primary focus for project ...

Silicon steel sheet is a kind of silicon iron soft magnetic alloy with very low carbon content. Generally, the silicon content is 0.5 ~ 4.5%. Adding silicon can improve the resistivity and maximum permeability of iron, and reduce coercivity...

Under global "Dual-Carbon" strategies, upgrading energy efficiency for distribution transformers has become an imperative requirement for power grids, renewable energy, and industrial projects worldwide. Adopting a seamless, three-dimensiona...

This paper delivers a comprehensive overview of the fundamental definition, operating principles, core structures, performance advantages, and application scenarios of outdoor prefabricated compact substations (European type). As a factory-p...

The transformer test includes type test, routine test and special test, among which the temperature rise test is one of the type tests. This test is mainly to check the structural performance of the transformer, specifically to check whether...

The advantages and disadvantages of oil immersed transformer can directly affect the power consumption, so it is very important to select the transformer with high cost performance and good performance...