What is Fourier? Fourier usually refers to Jean-Baptiste Joseph Fourier, a French mathematician and physicist in the late 18th and early 19th centuries, who is renowned for proposing “Fourier Analysis”. His core contribution, Fourier Analysis, is a mathematical tool. Its core idea is: any periodic complex signal or function can be decomposed into the superposition […]

The Countershaft in New Energy Vehicles (NEVs) The countershaft, often abbreviated as CS, remains a critical component in the powertrain of many New Energy Vehicles, especially those equipped with multi-speed transmissions (e.g., some electric SUVs and performance EVs). Core Functions • Power Transmission: It transfers rotational power from the electric motor (input end) to the […]

Oil pump gears are essential components in the lubrication systems of engines and machinery. They play a crucial role in transferring oil throughout the system, providing lubrication and cooling to critical components. In this guide, we’ll explore the definition, types, working principles, and applications of oil pump gears to help you better understand their importance […]

Automatic transmission gears are a crucial component of modern vehicles, allowing for seamless gear shifting without driver intervention. This article will explore the definition, types, functions, and design of automatic transmission gears to help you better understand this essential automotive technology. What Is an Automatic Transmission Gear? An automatic transmission gear is a system that […]