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Cavitation of refratory samples based on talc and domestic zeolite

Ispitivanje vatrostalnih uzoraka na bazi talka i domaćeg zeolita na dejstvo kavitacije

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2018
2279.pdf (668.2Kb)
Authors
Majstorović-Necković, Jelena B.
Pavlović, Marko D.
Dojčinović, Marina
Martinović, Sanja
Vlahović, Milica
Volkov-Husović, Tatjana
Article (Published version)
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Abstract
Using domestic zeolite from Igroš as row material for ceramic samples for application in condition of cavitation erosion. Samples based on talc with 15 % of zeolite, from Igroš, sintered at 1200oC were used in this investigation. The ultrasonic vibratory cavitation set up with stacionary specimen was used. Mass loss was measured and degradation level of the samples using image analysis and Young modulus of elasticity. Obtained results showed good resistance of the sample to the cavitation erosion, which give the possibility for possible future application of ceramic samples based on talc and yeolite in different conditions where cavitation erosion is expected.
U radu su prezentirani rezultati istraživanja korišćenja domaćeg zeolita sa ležišta 'Igroš' za izradu keramičkih uzoraka i primenu u uslovima dejstva kavitacije. Za ispitivanja su korišćeni uzorci talka sa 15% zeolita iz domaćeg ležišta IGROŠ (Brus) sinterovani na 1200oC. Za određivanje otpornosti na dejstvo kavitacije korišćena je ultrazvučna vibraciona metoda sa stacionarnim uzorkom. Gubitak mase i nivo degradacije površine uzoraka praćeni su primenom analize slike i Jungovog modula elastičnosti. Rezultati ispitivanja pokazali su dobru otpornost keramike na dejstvo kavitacije na bazi talka i zeolita što ukazuje na mogućnost primene u različitim oblastima industrije gde se očekuje prisustvo razaranja pod dejstvom kavitacije.
Keywords:
talc / zeolite / cavitation erosion / image analysis / talk / zeolit / otpornost na dejstvo kavitacije / analiza slike / Jungov modul elastičnosti
Source:
Tehnika, 2018, 73, 3, 364-369
Publisher:
  • Srbija : Savez inženjera i tehničara Srbije
Projects:
  • Implementation of new technical, technological and environmental solutions in the mining and metallurgical operations RBB and RBM (RS-33007)
  • Synthesis, processing and characterization of nanostructured materials for application in the field of energy, mechanical engineering, environmental protection and biomedicine (RS-45012)
  • Development of new revitalization methodologies for hydro power plant turbine and hydro-mechanical equipment in relation to causes of material degradation (RS-35002)
  • New approach in designing materials for energy conversion and energy storage systems (RS-172060)

DOI: 10.5937/tehnika1803364M

ISSN: 0040-2176

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URI
http://cer.ihtm.bg.ac.rs/handle/123456789/2281
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