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A major advantage of using the Spring Boot Actuator is that it implements a number of production-ready features without requiring the developer to construct their own implementations. [18] If Maven is used as the build tool, then the spring-boot-starter-actuator dependency can be specified in the pom.xml configuration file. [19]
A rotary actuator is an actuator that produces a rotary motion or torque. The simplest actuator is purely mechanical, where linear motion in one direction gives rise to rotation. The most common actuators are electrically powered; others may be powered pneumatically or hydraulically , or use energy stored in springs .
If there is a spring inside of the actuator, it will force the valve open or closed and will keep it in that position while power is restored. An actuator may be specified "fail open" or "fail close" to describe its behavior. In the case of an electric actuator, losing power will keep the valve stationary unless there is a backup power supply.
When the actuator needs to be moved, an electromagnet counteracts the spring and releases the braking force on the drive nut. Similarly an electromagnetic ratchet mechanism can be used with a linear screw actuator so that the drive system lifting a load will lock in position when power to the actuator is turned off.
An actuator is a component of a machine that produces force, torque, or displacement, when an electrical, pneumatic or hydraulic input is supplied to it in a system (called an actuating system). The effect is usually produced in a controlled way. [1] An actuator translates such an input signal into the required form of mechanical energy.
3D view of MEMS electrothermal actuator [1]. A MEMS electrothermal actuator is a microelectromechanical device that typically generates motion by thermal expansion.It relies on the equilibrium between the thermal energy produced by an applied electric current and the heat dissipated into the environment or the substrate.
For instance, the drive-by-wire technology adds actuator motors to create the torque needed to turn the wheels, and a feedback transducer to create the "road feel" on the steering wheel. Safety considerations require redundancy of driver input sensors, vehicle communication networks , actuators, [ 6 ] and other systems.
Intelligent Actuator, also called IAI, is a robotics design company. It was founded in Japan in 1976. The company designs, manufactures, and markets a complete line of motion control systems.