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 This paper explores the intelligent upgrading of transformers in the construction of smart grids. It elaborates on how transformers can achieve intelligent functions such as self-monitoring, fault diagnosis, and load forecasting by installing intelligent sensors and communication modules. It also analyzes the positive impacts of these intelligent applications on grid operation management, reliability improvement, and energy optimization allocation. Moreover, it lists practical application cases of transformer intelligence in actual smart grid projects to demonstrate the crucial role and effectiveness of transformer intelligence in smart grids.

This article focuses on new energy power systems and deeply analyzes how transformers achieve efficient power conversion, grid connection, and their cooperative role in energy storage systems in new energy power generation scenarios such as solar photovoltaic power generation and wind power generation. It also discusses the new challenges posed to transformer technology and capacity by the development of the new energy industry and the corresponding coping strategies, highlighting their important position and significance in the field of new energy.

This article mainly introduces the classification of power transformers according to different classification criteria such as voltage level, number of phases, and winding connection methods. It also discusses in detail the specific functions of each type of power transformer in the processes of power transmission and distribution, demonstrating their important values in the operation of the power grid.

This article focuses on the manufacturing technology of modern transformers, elaborates on advanced manufacturing processes such as the application of new insulating materials, high-precision winding techniques, and intelligent production processes, and analyzes how these technologies improve the performance of transformers, reduce costs, and enhance reliability, thus demonstrating the innovation and development context in this field.

This article delves deeply into the electromagnetic induction principle of transformers, derives the voltage transformation formula in detail, interprets the variation law of magnetic flux, and comprehensively demonstrates its applications in multiple scenarios such as power transmission, power distribution, and electronic equipment. It reveals how this principle supports the operation of transformers and promotes the development of power technology.

Currently, the world is facing a shortage of transformers, with particularly prominent performances in the US and European markets. This article provides an in-depth analysis of the demand and supply side reasons behind this phenomenon, as well as the multifaceted impacts it brings to power engineering projects, costs, supply chains, etc., aiming to comprehensively present the severity and complexity of the global transformer scarcity problem.

This article focuses on introducing the key points of transformer daily maintenance as well as the manifestations and troubleshooting methods for common faults, helping to ensure the smooth operation of transformers and maintain the normal power supply of the power system.

In the modern power system, the box-type substation, like an efficient and compact "energy hub", plays a vital role in the conversion, distribution, and transmission of electrical energy. With its unique design and wide range of applications, it has become an indispensable key equipment in the power field.

This article elaborates on the specific methods and precautions for selecting appropriate transformers with a focus on the power of electrical equipment.