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A porous media method three-dimensional numerical investigation of two-phase flow thermal-hydraulics within advanced nuclear fuel rod bundles
(Begell House, Inc, New York, 2001)
The modem design optimisation of the nuclear fuel assemblies for the Boiling Water Reactors posed a need for the simulation and analyses of strong multidimensional thermal-hydraulic processes in order to investigate and ...
Razvoj samohodnih poljoprivrednih mašina i standardizacija / Development of self-propelled agricultural machines and standardization
(Naučno društvo za pogonske mašine, traktore i održavanje, Novi Sad i Univerzitet u Novom Sadu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Novi Sad, 2001)
U ovom radu daje se analiza potrebe za korišćenjem i razvojem standarda u procesu stvaranja samohodnih poljoprivrednih mašina. U tom smislu su identifikovane četiri dimenzije u kojima standardi nalaze svoju primenu kod ...
An advance porous media method for transient multidimensional two-phase flow thermal-hydraulics in complex geometries with rod or tube bundles
(Begell House, Inc, New York, 2001)
A three-dimensional two-fluid model for two-phase flow across tube or rod bundles is presented. The porous media concept is applied in model statement. Closure laws for interfacial mass, momentum and energy transfer, bundle ...
Rotational number as criterion for definition of inlet diameter of radial fan impellers
(Wiley-V C H Verlag Gmbh, Weinheim, 2001)
Original experimental research has been conducted on the three-dimensional model with the aim to analyze influence of rotational number on performance characteristics of high-performance radial fans. Recognizing the ...
Proračun parametara mehanike loma za površinske prsline primenom modela niza opruga / Evaluation of fracture mechanics parameters for surface cracks by application of line spring model
(Institut za ispitivanje materijala, Beograd, 2001)
Prikazan je proračun parametara mehanike loma za površinsku prslinu primenom modela niza opruga. Korišćena je Kingova metoda za određivanja otvaranja usta i vrha prsline, na osnovu čega je određen i J integral za idealno ...
Temperature and moisture distributions inside the layer of moist material placed on hot isothermal surface
(Inzhenerno-Fizicheskii Zhurnal, 2001)
The problem of contact drying of a layer of moist material placed on a hot isothermal surface is considered. A system of heat and mass transfer equations and equations for the initial and boundary conditions are proposed. ...
Investigation of the swirling flow characteristics in a conical diffuser
(Wiley-V C H Verlag Gmbh, Weinheim, 2001)
This paper deals with the phenomenon of swirling flows in a straight conical diffuser induced by the axial fan impeller, Numerous experiments for various swirling flows defined by the Re-number, the swirling flow parameter ...
Ispitivanja razaranjem u funkciji dijagnostike, sanacije i ocene integriteta reaktora platforminga / Destructive testing for diagnosis, repairment and integrity assessment of platforming reactor
(Institut za ispitivanje materijala, Beograd, 2001)
U radu su opisana ispitivanja razaranjem i kvalifikacije tehnologije zavarivanja i reparaturnog zavarivanja u cilju sanacije reaktora platforminga, oštećenog NATO bombardovanjem Rafinerije nafte u Pančevu. Dobijeni rezultati ...
Uticaj kvaliteta materijala na pouzdanost termoenergetskog postrojenja / The influence of material quality on power plant reliability
(JP Elektroprivreda Srbije, Beograd, 2001)
Značajan broj otkaza termoenergetskih postrojenja, prema statističkim podacima, je posledica neodgovarajućeg kvaliteta materijala od koga je neka komponenta izrađena. Interesantno je pitanje kako materijal može da bude ...
Analize dinamičkih opterećenja parovoda sveže pare i cevovoda napojne vode / Analysis of dynamic loads of main steam and feedwater pipelines
(JP Elektroprivreda Srbije, Beograd, 2001)
Maksimalna dinamička opterećenja parovoda sveže pare i cevovoda napojne vode nastaju u prelaznim stanjima, usled delovanja regulacionih i sigurnosno-zaštitnih sistema, i pri udesnim stanjima. U radu su prikazani rezultati ...