Abstract. A novel Magnetically Levitated Linear Actuator (MLLA), mainly consisting of a Halbach magnetized moving-magnet armature, a cylindrical frame, a rod and electromagnetic (EM) poles, is presented and analyzed for linear compressors applications. The Halbach magnetized armature naturally generates a periodically distributed

This paper proposes an electromagnetic actuator that concurrently realizes two working functions of vibration suppression and energy regeneration. The actuator consists of four permanent magnetic

An electromagnetic actuator is a type of actuator that relies on the interaction between magnetic fields and electric currents to generate motion. This class of actuators includes solenoids, voice coil actuators, and linear motors. They are widely used in a range of applications, from simple switches to complex robotic systems, due to their

3 Electromagnetic Actuators Hans-Dieter Stolting 3.1 Introduction 3.1.1 Definition of Electromagnetic Actuators Electromagnetic actuators transform electrical and mechanical energy into one another using the electromagnetic-mechanical principle. In the follow­ ing small electric machines, especially motors, are described with a nominal

An actuator which works based on the electromagnetic principle for energy conversion is called as electromagnetic actuators. Electromagnetic actuators convert electrical and mechanical energy into one another. The energy conversion takes place in the so-called air gap which separates the stationary member (stator or fixed

A novel concept of a rotary electromagnetic actuator for positioning with ultra-low power consumption is presented. The device is based on harnessing potential magnetic energy stored between permanent magnets facing each other with opposing magnetization polarities. When combined with an active electromagnetic control and passive

Electromagnetic actuation is based on an electromagnetic field generated by either magnets or microcoils. The most common structure for an electromagnetic actuator in

1. Introduction. The global carbon–neutral goal has greatly stimulated the development of green and sustainable energy technologies including energy harvesting [1], conversion [2], generation [3] and storage [4].Stimuli-responsive actuators, an emerging energy conversion technology that can spontaneously convert external environmental

The electrical domain, however, can make use of inductive energy to move energy in and out of the actuator quickly. This insight shows that soft electromagnetic actuators are suitable in dynamic applications. Rotary electromagnetic actuators (motors), normally associated with rigid robotic systems, are used in a soft

The electromagnetic actuator overcomes the lack of high drive voltage required by other actuators. The proposed actuator configuration comprises supporting cantilever beams with fixed ends, an integrated coil positioned above the cantilever''s movable plate, and a permanent magnet located beneath the cantilever''s movable plate

Bicycles are rapidly gaining popularity as a sustainable mode of transportation around the world. Furthermore, the smart bicycle paradigm enables increased use through the Internet of Things applications (e.g., GPS tracking systems). This new paradigm introduces energy autonomy as a new challenge. The energy harvesting

Here, we introduce soft electromagnetic actuators (SEMAs) by replacing solid metal coils with liquid-metal channels embedded in elastomeric shells. We

Electromagnetic actuator. These are actuators that operate using the magnetic force from electromagnets as energy. Electricity is applied to a built-in coil to generate magnetic force, which then moves an iron core passing through the coil, thus enabling the performance of back-and-forth and rotational operations having short travel amounts.

the quality fluctuation of electronic components and energy storage devices has become the main cause of renewable energy system failures [3]. Most of the current research has focused on the conversion Application of electromagnetic actuators in renewable energy system. At present, actuator manufacturers mainly rely

Saving energy from domestic appliances is a focus in the effort to combat energy challenges. Linear compressors are a more efficient alternative to the traditional compressors used in refrigerators, which account for 20–40% of all residential electricity use. This article investigates the new topology of the moving magnet (MM), dual-stator single

An electromagnetic actuator based on the Lorentz force principle is the core device of a magnetic levitation isolation platform, and it can eliminate the mechanical attachment between the stationary and moving parts of an actuator [1,2,3].An actuator with high magnetic flux density, small volume and little hot loss is superior to others in

Electromagnetic fields, limits in motion accuracy, scalability, and high mass become the main drawback of electromagnetic actuators and motors [2]. The best option to replace these drives are

An electromagnetic actuator is a type of actuator that relies on the interaction between magnetic fields and electric currents to generate motion. This class

The paper presents an electromagnetic actuator which can provide two stable positions with power consuming mainly in the switching on period. A permanent

A high-precision planar digital electromagnetic actuator with two displacement directions and four discrete positions is presented in this paper. The four discrete positions are located at each corner of a square cavity where a mobile permanent magnet moves thanks to Lorentz forces generated when a driving current passes

1. Introduction. Vibration energy harvesting is an ever-developing field, and its array of practical applications has led to significant interest from within both the academic community and industry alike [1], [2].Existing designs range from microwatt and milliwatt-level piezoelectric [3], [4], [5], triboelectric [6], [7], [8], and electromagnetic induction

By using an electromagnetic actuator to directly drive the piston, a linear compressor conducts reciprocating linear motion in the cylinder, with the mechanical efficiency increasing by 15~25%, thus

Analytical models are presented to trace the actuators'' energy storage, radius, and pitch. High-speed shape recovery after releasing the magnetic force and a strong grasping force are achieved due to the stored mechanical elastic energy. Experiments are conducted to analyse the shape changes, grasping action, and

To suppress harmonic currents in a flywheel energy storage system, an internal model control method with positive current feedback was proposed in [6]. This paper has introduced a novel type of unilateral PM-biased electromagnetic actuator for application in magnetic bearings and other non-contact suspension systems. A method

In this article, an electromagnetic actuator is proposed to improve the driving performance of magnetic levitation transportation applied to ultra-clean

This paper presents an actuator control unit (ACU) with a 450-J embedded energy storage backup to face safety critical mechatronic applications. The idea is to ensure full operation of

A 5 kWh superconductor flywheel energy storage system (SFES) has advantages in terms of high electrical energy density, environmental affinity and long life.However, the SFES has disadvantage that electromagnetic damper is needed because superconducting bearings do not have enough damping coefficient.

2 · The electromagnetic actuator had been widely used in many fields, such as high-speed rotating machines, valves, and precision machinery. Advanced technologies in the control method of the electromagnetic actuator have become increasingly important to the industrial application. It must therefore assure the energy conversion for wind

This paper discusses how to optimally design polygonal profiles of Electromagnetic Soft Actuators (ESAs) to be used in a network to achieve maximum output force with minimum energy consumption. The soft actuators work based on operating principle of solenoids but are made of intrinsically soft materials. It was,

Multifunctional intelligent fabric plays an integral role in health management, human–machine interaction, wireless energy storage and conversion, and many other artificial intelligence fields. Herein, we demonstrate a newly developed MXene/polyaniline (PANI) multifunctional fabric integrated with strain sensing,

The Journal of Energy Storage focusses on all aspects of energy storage, in particular systems integration, electric grid integration, modelling and analysis, novel energy storage technologies, sizing and management strategies, business models for operation of storage systems and energy storage . View full aims & scope.

In particular, soft electromagnetic actuators have recently gained attention, as they offer remote actuation, decoupling of forces and torques, and multiple modes of deformation, with emerging applications in haptics, robotics, and biomedicine. As a growing field, research in soft electromagnetic actuators can greatly benefit from new

For the electromagnetic energy storage type, although the linear motor has less sat-isfactory energy-reclaiming power than rotary motor [16], it has compact structure and great advantages in motion transformation [17]. At present, the research of electromagnetic linear energy-reclaiming suspension mainly focuses on the energy

This paper presents an actuator control unit (ACU) with a 450-J embedded energy storage backup to face safety critical mechatronic applications. The idea is to ensure full operation of electric actuators, even in the case of battery failure, by using supercapacitors as a local energy tank. Thanks to integrated switching converter

The development of flapping wing systems has been restricted by high power density requirements, comparatively large forces and the requirement for light weight. The use of linear electromagnetic actuators has had a small presence in the flapping wing literature when compared to other actuator types. This has been due to the high power

This paper proposes an electromagnetic actuator that concurrently realizes two working functions of vibration suppression and energy regeneration. The actuator consists of four permanent magnetic rings, three soft iron rings, three coils, and three springs. The design of the electromagnetic actuator is based on finite element

A numerical model was developed to investigate the energy storage of pre-stretched elastomers, the radius of the actuator in its relaxed form, and the pitch and radius of helical-shaped modules. The behaviour

Abstract: Power transmission and protection of power electronics–electromagnetic actuators are crucial parts in renewable energy systems

energy-storage element with an electrical port and a mechanical port. On the mechanical side, a force is required to displace the armature from its center position —the device looks like a spring. An inductor may be represented by a gyrator (coupling the electrical and magnetic domains) and a capacitor representing magnetic energy storage.

Magnetic-levitated bearings, belonging to the latter, are the key equipment in the aero engine, turbine generator, energy storage flywheel, etc. [Citation 8, Citation 9]. To the rolling bearing or gear, In this paper, an online fault-diagnosis approach of electromagnetic actuator is proposed, which is based on variation characteristics of

Analytical models are presented to trace the actuators'' energy storage, radius, and pitch. Also, electromagnetic magnets or coils can eliminate the use of a permanent magnet for actuator activation. The deformation of the actuator versus recovery time experiment is also conducted accordingly. The experiment is done by the length of

The core structure, called the composite electro-permanent magnetic actuator (CEPMA), consists of a hybrid permanent magnet sandwiched between an iron core and iron disk with a copper wire wound around it. . The CEPMA creates a strong magnetic field and enables the switching on/off of the magnetic field. A prototype of a