Improved Design of Hoisting Equipment with Permanent Magne

Hoisting equipment for lifting ferromagnetic loads can be designed while using electromagnets and permanent magnets. The second variant finds wider application due to great successes in creation of hard magnetic materials and significantly less electric power consumption. A shortcoming of this desig...

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Main Authors: S. S. Stoyanova, A. S. Kozarov
Format: Article
Language:Russian
Published: Belarusian National Technical University 2010-02-01
Series:Izvestiâ Vysših Učebnyh Zavedenij i Ènergetičeskih ob Edinennij SNG. Ènergetika
Online Access:https://energy.bntu.by/jour/article/view/447
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author S. S. Stoyanova
A. S. Kozarov
author_facet S. S. Stoyanova
A. S. Kozarov
author_sort S. S. Stoyanova
collection DOAJ
description Hoisting equipment for lifting ferromagnetic loads can be designed while using electromagnets and permanent magnets. The second variant finds wider application due to great successes in creation of hard magnetic materials and significantly less electric power consumption. A shortcoming of this design is in the fact that under operational conditions magnetization and demagnetization processes take place in magnetic circuits with various magnetic resistance due to differences in the attracted loads. The proposed design presupposes that load attraction and lowering are controlled without magnetization and demagnetization of the permanent magnet. This effect is achieved by the following way: a strict permanent magnetic flux is directed to a ferromagnetic load or the flux is deviated from it.
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spelling doaj.art-837b891403d54a17a0a66ed0afa099772023-03-13T07:41:46ZrusBelarusian National Technical UniversityIzvestiâ Vysših Učebnyh Zavedenij i Ènergetičeskih ob Edinennij SNG. Ènergetika1029-74482414-03412010-02-01013741440Improved Design of Hoisting Equipment with Permanent MagneS. S. Stoyanova0A. S. Kozarov1Университет «Проф., д-р Асен Златаров», БургасУниверситет «Проф., д-р Асен Златаров», БургасHoisting equipment for lifting ferromagnetic loads can be designed while using electromagnets and permanent magnets. The second variant finds wider application due to great successes in creation of hard magnetic materials and significantly less electric power consumption. A shortcoming of this design is in the fact that under operational conditions magnetization and demagnetization processes take place in magnetic circuits with various magnetic resistance due to differences in the attracted loads. The proposed design presupposes that load attraction and lowering are controlled without magnetization and demagnetization of the permanent magnet. This effect is achieved by the following way: a strict permanent magnetic flux is directed to a ferromagnetic load or the flux is deviated from it.https://energy.bntu.by/jour/article/view/447
spellingShingle S. S. Stoyanova
A. S. Kozarov
Improved Design of Hoisting Equipment with Permanent Magne
Izvestiâ Vysših Učebnyh Zavedenij i Ènergetičeskih ob Edinennij SNG. Ènergetika
title Improved Design of Hoisting Equipment with Permanent Magne
title_full Improved Design of Hoisting Equipment with Permanent Magne
title_fullStr Improved Design of Hoisting Equipment with Permanent Magne
title_full_unstemmed Improved Design of Hoisting Equipment with Permanent Magne
title_short Improved Design of Hoisting Equipment with Permanent Magne
title_sort improved design of hoisting equipment with permanent magne
url https://energy.bntu.by/jour/article/view/447
work_keys_str_mv AT ssstoyanova improveddesignofhoistingequipmentwithpermanentmagne
AT askozarov improveddesignofhoistingequipmentwithpermanentmagne