Hydraulic

Hydraulic

Hydraulic is a term that refers to the use of pressurized fluids, typically oil or water, to generate, control, and transmit power in various mechanical systems and applications. The fundamental principle behind hydraulics is Pascal's law, which states that pressure applied to a confined fluid is transmitted equally in all directions throughout the fluid. This principle allows hydraulic systems to efficiently multiply force and precisely control motion. Hydraulic systems consist of several key components, including a reservoir to store the hydraulic fluid, a pump to pressurize and circulate the fluid, valves to control the direction and flow of the fluid, and actuators (such as cylinders or motors) that convert the fluid pressure into mechanical force or motion. Hydraulic systems are widely used in various fields, including construction machinery (excavators, cranes), automotive systems (brakes, power steering), industrial equipment (presses, lifts), and aviation (flight control systems). The advantages of hydraulic systems include high power density, precise control, smooth operation, and the ability to generate large forces from relatively small components. However, hydraulic systems also require proper maintenance, as leaks or contamination of the hydraulic fluid can lead to reduced efficiency and potential system failure.

fluid, pressure, power, force, motion, actuator, valve, pump, system

— John Armstrong

CITATION : "John Armstrong. 'Hydraulic.' Design+Encyclopedia. https://design-encyclopedia.com/define/hydraulic?E=432291 (Accessed on October 14, 2026)"