Electromagnetic

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  • Major Difference Between Permanent Magnet & Electromagnet

Major Difference Between Permanent Magnet & Electromagnet

Major Difference Between Permanent Magnet & Electromagnet The major difference between an permanent magnet and electromagnet is that the former can have a magnetic field when electric current flows through it and disappears when the flow of the current stops. On the other hand, a permanent magnets are made up of magnetic material that is [...]

By |July 29th, 2020|Electromagnetic, Electromagnets, Learning Resources, Magnet News, Magnet Properties, Magnetic Knowledge, Magnetic Materials, Magnetic Principle, Magnetic Science, Permanent Magnet|Comments Off on Major Difference Between Permanent Magnet & Electromagnet
  • The difference between electromagnet and permanent magnet

The difference between electromagnet and permanent magnet

The difference between electromagnet and permanent magnet Electromagnets (solenoids) is a kind of electromagnetic equipment, which transforms electric energy into magnetic energy, and then transforms magnetic energy into kinetic energy (electric energy → magnetic energy → kinetic energy). First of all, the core is wound with a conductive winding matching its power. Such a coil [...]

  • Magnetic Clamping Devices

Magnetic Clamping Devices

Magnetic Clamping Devices Magnetic clamping devices such as magnetic chucks, rotary chucks and blocks are used in all sectors of metalworking. When grinding, milling, eroding and in metrology, magnetic clamping devices have proven daily by high precision, distortion-free clamping and durability. In the following overview you will find a wide range of magnetic clamping devices [...]

  • world-record field strength for accelerator magnet

Fermilab achieves world-record field strength for accelerator magnet

Fermilab achieves world-record field strength for accelerator magnet To build the next generation of powerful proton accelerators, scientists need the strongest magnets possible to steer particles close to the speed of light around a ring. For a given ring size, the higher the beam's energy, the stronger the accelerator's magnets need to be to keep [...]

By |April 11th, 2020|Electromagnetic, Learning Resources, Magnet Applications, Magnet News, Magnetic Design, Magnetic Field, Magnetic Knowledge, Magnetic News, Magnetic Science, Magnetic Technology, MPCO Magnetics News, Permanent Magnet, Powerful Magnets|Comments Off on Fermilab achieves world-record field strength for accelerator magnet
  • Over-belt Electromagnetic Separator

Over-belt Electromagnetic Separator

Over-belt Electromagnetic Separator The type over-belt electromagnetic separator is intended for removal of tramp iron from bulk materials transported on conveyor belts or vibratory feeders. The electromagnetic separator is used to protect of process machines against damage caused by an unwanted piece of ferrous metal and also to recover valuable ferrous scrap from waste materials. [...]

  • Magnetic Measurements

Magnetic Measurements

Magnetic Measurements Magnetic Measurements For measuring of the fundamental magnetic properties of a material (Br, bHc, iHc, BHmax, demagnetisation curve), Hysteresisgraph or BH-tracker is used. A BH-tracker consists of an iron (usually FeCo) yoke to form a closed circuit, electromagnets to create the demagnetizing field and fluxmeters to determine the demagnetizing field and the materials [...]

  • Magnetic-Based Reed Switch Sensors for OEM Consumer Electronics

Magnetic-Based Reed Switch Sensors for OEM Consumer Electronics

Magnetic-Based Reed Switch Sensors for OEM Consumer Electronics In the world of OEM consumer electronics, ongoing commercial demand for the “latest and greatest” in portable devices has led to ongoing requirements for magnetic-based reed switch sensors, switches and actuators, as well as bare reeds, in support of such requirements as: Magnetic-Based Reed Switch Sensors [...]

  • Magnet systems and safety

Magnet Systems and Safety

Magnet Systems and Safety Permanent magnets and electromagnets are both switchable, but there is an important difference: permanent magnets are compact and always function – they retain their magnetic force; electromagnets switch quickly and without wear, and can also lift heavy loads, yet there is a risk of the load falling if the power is [...]

  • Electromagnets Solenoids

Electromagnets Solenoids

Electromagnets & Solenoids Electromagnets are a non-permanent magnets that produced magnetic field. The magnetic field is created by a flow of an electric current through the coil. The magnetic field disappears when the current ceases (or in the case electromagnets of a permanent electromagnet, the magnetic field is present until a current is applied). As [...]

  • speaker magnet systems

What is Speaker Magnet

What is Speaker Magnet The neodymium speaker magnet produces a magnetic field, and the speaker’s voice coil motor is placed in the magnetic field. When the voice coil passes through the audio current, the current will be acted by the magnetic field, which causes the voice coil to vibrate, and drives the paper basin that [...]

  • Rare earth permanent magnet costs rise, motor companies' profits plummet

Rare earth permanent magnet costs rise, motor companies’ profits plummet

Rare earth permanent magnet costs rise, motor companies' profits plummet, The motor industry said that more than 200 companies will be eliminated more than half "New energy passenger cars have very high requirements on motor quality. A large number of independent motor enterprises will be eliminated. By then, the killing of China's new energy automobile [...]

By |April 18th, 2019|Automotive, Electromagnetic, Magnet Applications, Magnet News, Magnet Properties, Magnetic Field, Magnetic Industry, Magnetic Knowledge, Magnetic Materials, Magnetic News, Magnetic Technology, Motor Magnet, Motors, Permanent Magnet|Comments Off on Rare earth permanent magnet costs rise, motor companies’ profits plummet
  • Door Holding Magnet

Door Holding Magnet

Door Holding Magnet Door holding magnets are used as locking devices for fire barriers to keep them in open state. Controlled by a smoke switch they release the door by disconnecting the power supply in case of fire hazard. Door holding magnets of the MPCO are primarily used as locking devices of fire barriers (fire [...]