Pretraživanje
Prikaz rezultata 21-30 od 681
Uticaj otkaza zubaca na bezbednost mašina - ispitivanje i analiza / The effect of teeth failures on machine safety: Testing and analysis
(Institut za ispitivanje materijala, Beograd, 2007)
Odredbama Mašinske direktive 98/37/EC definisani su osnovni zahtevi koje moraju da ispune zupčasti prenosnici snage u pogledu zdravstvene i bezbednosne zaštite. U radu su opisani različiti oblici oštećenja i razaranja ...
Tehnologija navarivanja kanala na tramvajskim srcima / Technology of hardfacing applied to the tramwayswitch-hearts channels
(DUZS - Društvo za unapređivanje zavarivanja u Srbiji, Beograd, 2008)
Reparatura oštećenih delova šina i skretničkih srca postupkom navarivanja je standardna metoda održavanja šina u svetu. Beograd je jedini grad u Srbiji u kome postoji tramvajski saobraćaj. Zbog konfiguracije terena po kome ...
Klasifikacija eksploatacijskih oštećenja čeličnih užadi / Classification of in-service damages of Steel wire ropes
(Institut za ispitivanje materijala, Beograd, 2007)
Radni vek čeličnih užadi je ograničen zbog promene njihovih svojstava tokom eksploatacije pod dejstvom radnih uslova i opterećenja. Redovan nadzor tokom eksploatacije omogućava kontrolu razvoja oštećenja i normalni proces ...
Softver u oblasti ispitivanja metalnih materijala / Software in the field of the metal materials testing
(Savez inženjera metalurgije Srbije, Beograd, 2005)
Razvoj softvera u oblasti ispitivanja metala tekao je uporedo sa razvojem računarske opreme - hardvera. Osnovni cilj ovog rada je pokušaj pružanja pregleda postojećeg softvera u oblasti ispitivanja metala. Drugi postavljeni ...
Failure analysis of the mobile elevating work platform
(Elsevier Ltd, 2015)
This paper presents an investigation of the accident which occurred during startup of the extending structure from the transport position. In order to clarify the causes of crack occurrence along almost the entire surface ...
Buckling resistance of stainless steel angle column
(Union of Croatian Civil Engineers and Technicians, 2019)
A numerical study of compressive capacities of stainless steel angle columns is presented in the paper in order to assess the design procedures presented in Eurocode 3. The study focuses on pin-ended hot-rolled equal angle ...
Assessment of Efficiency of Rare Earth Elements Recovery from Lignite Coal Combustion Ash via Five-Stage Extraction
(Međunarodni Institut za nauku o sinterovanju, Beograd, 2021)
Rare earth elements (REE) are frequently referred to as ingredients for enhancements in modem industry, as they are extensively applied in many industrial branches due to their accented electro-magnetic and optical properties. ...
Indicators of HSLA steel behavior under low cycle fatigue loading
(Elsevier Science Bv, Amsterdam, 2016)
In present paper, the experimental research of the behaviour of high-strength low-alloy steel (HSLA) exposed to low-cycle fatigue (LCF) with controlled and fully reversible strain (Delta epsilon/2 = const, R epsilon = ...
Experimental and Discrete Element Model Investigation of Limestone Aggregate Blending Process in Vertical Static and/or Conveyor Mixer for Application in the Concrete Mixture
(MDPI, Basel, 2021)
The numerical model of the granular flow within an aggregate mixture, conducted in the vertical static and/or the conveyor blender, was explored using the discrete element method (DEM) approach. The blending quality of ...
Procena ponašanja zavarenog spoja HSLA čelika opterećenog na zamor primenom parametara mehanike loma / Assessment of the behaviour of fatigue loaded HSLA steel welded joint by applying fracture mechanics parameters
(Institut za ispitivanje materijala, Beograd, 2012)
U zavarenim spojevima, sa gledišta mehanike loma, se pretpostavlja prisustvo prslina, gde se onda vek s obzirom na zamor takvih konstrukcija sa prslinama procenjuje vremenom rasta prsline pod promenljivim opterećenjem. ...