Applications of Tungsten Pseudo-Alloys in the Energy Sector

New energy generation methods are currently being discussed with a view towards the transition from traditional primary sources to more environmentally friendly options, particularly renewables. Energy storage is also closely related to this transition. Battery storage currently dominates this area....

पूर्ण विवरण

ग्रंथसूची विवरण
मुख्य लेखकों: Adéla Macháčková, Otakar Bárta, Silvie Brožová
स्वरूप: लेख
भाषा:English
प्रकाशित: MDPI AG 2024-01-01
श्रृंखला:Applied Sciences
विषय:
ऑनलाइन पहुंच:https://www.mdpi.com/2076-3417/14/2/647
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author Adéla Macháčková
Otakar Bárta
Silvie Brožová
author_facet Adéla Macháčková
Otakar Bárta
Silvie Brožová
author_sort Adéla Macháčková
collection DOAJ
description New energy generation methods are currently being discussed with a view towards the transition from traditional primary sources to more environmentally friendly options, particularly renewables. Energy storage is also closely related to this transition. Battery storage currently dominates this area. However, flywheel energy storage system technology offers an alternative that transforms stored kinetic energy into mechanical and electrical energy using a motor generator. The flywheel energy storage system technology is thus flexible and can be applied in different industrial applications. The management of the technology of recycling tungsten multi-metallic composites (W-MMC) waste material from other products and the subsequent trial production of high-strength W-MMC material with a density of more than 17,500 kg/m<sup>3</sup> from recycled powders allowed us to test the limits of the so-called “heavy” flywheels used in rotor production. The results achieved lead to the conclusion that the developed recycled materials of the W-MMC type with a density ≥17,500 kg/m<sup>3</sup>, with a yield strength of 1200–1700 MPa depending on the production method, can be used as a substitute for the structural steels used today without an enforced reduction in the maximum allowed rotor speed due to exceeding the maximum allowed stress.
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spelling doaj.art-1c93f78ef24f4c9abafbe43cefd7612f2024-01-29T13:43:22ZengMDPI AGApplied Sciences2076-34172024-01-0114264710.3390/app14020647Applications of Tungsten Pseudo-Alloys in the Energy SectorAdéla Macháčková0Otakar Bárta1Silvie Brožová2Faculty of Materials Science and Technology, Vysoká Škola Báňská—Technical University of Ostrava, 70800 Ostrava, Czech RepublicUJP Praha a.s., 15600 Prague, Czech RepublicFaculty of Materials Science and Technology, Vysoká Škola Báňská—Technical University of Ostrava, 70800 Ostrava, Czech RepublicNew energy generation methods are currently being discussed with a view towards the transition from traditional primary sources to more environmentally friendly options, particularly renewables. Energy storage is also closely related to this transition. Battery storage currently dominates this area. However, flywheel energy storage system technology offers an alternative that transforms stored kinetic energy into mechanical and electrical energy using a motor generator. The flywheel energy storage system technology is thus flexible and can be applied in different industrial applications. The management of the technology of recycling tungsten multi-metallic composites (W-MMC) waste material from other products and the subsequent trial production of high-strength W-MMC material with a density of more than 17,500 kg/m<sup>3</sup> from recycled powders allowed us to test the limits of the so-called “heavy” flywheels used in rotor production. The results achieved lead to the conclusion that the developed recycled materials of the W-MMC type with a density ≥17,500 kg/m<sup>3</sup>, with a yield strength of 1200–1700 MPa depending on the production method, can be used as a substitute for the structural steels used today without an enforced reduction in the maximum allowed rotor speed due to exceeding the maximum allowed stress.https://www.mdpi.com/2076-3417/14/2/647tungsten pseudo-alloyshigh temperature alloystungsten recyclingenergy storage systems
spellingShingle Adéla Macháčková
Otakar Bárta
Silvie Brožová
Applications of Tungsten Pseudo-Alloys in the Energy Sector
Applied Sciences
tungsten pseudo-alloys
high temperature alloys
tungsten recycling
energy storage systems
title Applications of Tungsten Pseudo-Alloys in the Energy Sector
title_full Applications of Tungsten Pseudo-Alloys in the Energy Sector
title_fullStr Applications of Tungsten Pseudo-Alloys in the Energy Sector
title_full_unstemmed Applications of Tungsten Pseudo-Alloys in the Energy Sector
title_short Applications of Tungsten Pseudo-Alloys in the Energy Sector
title_sort applications of tungsten pseudo alloys in the energy sector
topic tungsten pseudo-alloys
high temperature alloys
tungsten recycling
energy storage systems
url https://www.mdpi.com/2076-3417/14/2/647
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