Actuation

Actuation refers to the process of converting energy into motion in various systems and devices. It’s a crucial component in a myriad of technologies, ranging from simple mechanisms to complex machinery.

Actuation is the mechanism of initiating and controlling movements in various systems, which could be mechanical, electrical, hydraulic, or pneumatic, among others. This concept is widely used in industries like robotics, automotive, aerospace, and manufacturing. It encompasses a wide range of components and techniques designed to convert various forms of energy into physical motion.

Rotork supplies actuators to ONE-Dyas

Rotork has supplied over 200 actuators to ONE-Dyas for the N05-A upstream gas processing platform, located in the Dutch North Sea.

Kinitics joins the 2025 Rose Rock Bridge Cohort

Kinitics Automation announces its selection to participate in the 2025 cohort of the Rose Rock Bridge program, with the culminating event taking place in...

Emerson’s new bolted bonnet valve

Emerson announced its Fisher™ GX Bolted Bonnet Globe Valve and actuator system, designed for controlling the flow of critical process fluids

SSEAC® subsea actuator: Precise flow control on the seabed

Wittenstein offers the SSEAC® electromechanical subsea actuator for actuating choke and other valves in subsea applications

Kinitics KVA38 actuator reaches 1M repositions milestone

Kinitics Automation’s KVA38 Valve Actuator has completed over one million repositions during a long-term test

MSS publishes errata sheet for part-turn valve actuator

The Manufacturers Standardization Society (MSS) of the Valve and Fittings Industry announces the publication of an Errata Sheet for SP-101-2024

Vogt Valve is a proud member of the MSS

Vogt Valve joins MSS, reinforcing its commitment to quality, safety, and standardization in valve manufacturing.

Valves Manufacturer wins USD 1.46M order

Meson Valves India wins ₹12.5 crore global order, boosting its presence in the high-performance valve market.

Parker Hannifin launches Parker Legris axial valve

Parker launches Legris axial valve combining actuation and control for compact, durable pneumatic system solutions.

ARI USA’s STEVI® Pro control valve series

ARI-Armaturen highlights the STEVI Pro control valve for precise, high-pressure, multi-media industrial applications.

Actuation

The primary devices that carry out actuation are called actuators. These can be categorized as:

  1. Mechanical Actuators: Convert rotary motion to linear motion or vice versa, often using gears, rails, or screws.
  2. Electric Actuators: Utilize electric motors to generate motion, controlled by varying voltage, current, or electromagnetic fields.
  3. Hydraulic Actuators: Use the pressure of a liquid (usually oil) to induce motion, often to generate high forces in heavy machinery.
  4. Pneumatic Actuators: Operate using compressed air or gas to create motion, often found in industrial automation setups.
  5. Thermal or Magnetic Actuators: Leverage thermal expansion or magnetic fields to generate motion, usually in micro or nano-scale applications.

2. Control Systems

These systems are essential in regulating the functioning of actuators, often utilizing feedback loops to maintain precision and efficiency. They may include:

  1. Manual Controls: Simple interfaces like levers or switches to control actuators.
  2. Automatic Controls: Utilize sensors and microcontrollers to automatically control the actuation process.
  3. Software Interfaces: Complex control setups involving software platforms integrated with hardware components to enable sophisticated control strategies.

3. Power Sources

Different actuation systems require different power sources, which could range from electrical batteries, hydraulic pumps, or pneumatic compressors.

Applications

Actuation finds its application in various fields:

  1. Robotics: In the control of robotic arms, legs, or other appendages.
  2. Aerospace: Utilized in the functioning of various components like flaps, landing gear, and engines.
  3. Automotive: In control systems like power steering, braking systems, and throttle control.
  4. Industrial Machinery: In machines used for manufacturing, packaging, and other industrial processes.
  5. Healthcare: In devices like prosthetics and other healthcare equipment.
  6. Consumer Electronics: In gadgets and appliances, for functions like zooming in cameras or adjusting settings.

Future Trends

With advancements in technology, actuation systems are expected to become more sophisticated, incorporating features like:

  1. Internet of Things (IoT): Integration with IoT for smarter and more connected control systems.
  2. Artificial Intelligence (AI): Incorporating AI for predictive maintenance and automated control strategies.
  3. Miniaturization: Development of smaller and more compact actuators for use in micro and nano-scale applications.

Conclusion

Actuation is a dynamic and evolving field, playing a critical role in modern technology and industry. It encompasses a wide range of components, systems, and techniques that convert energy into physical motion, finding applications in a variety of sectors and continually evolving to incorporate new advancements and innovations.