Претраживање
Приказ резултата 31-40 од 152
Numerical simulation of greenhouses heat load / Numerička simulacija toplotnog opterećenja plastenika
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2009)
The paper described the process of solving partial differential equations of heat conduction in the walls of the building envelope by numerical discretization in order to determine the precise unsteady temperature fields ...
The specifics of technical and exploitation properties of micro-irrigation systems in greenhouse production / Specifičnosti tehničko-eksploatacionih karakteristika sistema za mikro navodnjavanje u zaštićenom prostoru
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2005)
During the growth of cucumbers on the experimental field "Zeleni hit d.o.o." Belgrade inside of high tunnel the different systems were tested: micro sprinkler Agridor-4190 and T-tape drip irrigation with different flows ...
Kernel fruits drying energy and quality aspects / Energetski aspekt i kvalitet sušenja koštičavog voća
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2003)
Energy and quality aspects of kernel fruits drying processes are very important subjects of contemporary researching activities. This paper presents the results of stream measuring, drying technological parameters and ...
Influence of electronic systems on off road vehicles stability / Uticaj elektronskih sistema na stabilnost vanputnih vozila
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2007)
Application of electronic systems in al fields of design and exploitation significantly improved development of motor vehicles and their systems. Electronics especially affected particular fields of motor vehicles development, ...
A nonlinear fixed capital growth model in agriculture / Nelinearan model rasta fiksnog kapitala u poljoprivredi
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2005)
The basic aim of this paper is to set up a nonlinear fixed capital growth model in agriculture. This paper suggests conclusion for the use of the fixed capital growth model in agriculture in predicting the fluctuations of ...
Controlling a greenhouse production processes and environment / Kontrola proizvodnih uslova i procesa u objektima zaštićenog prostora
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2004)
Greenhouse production is most energy consuming branch in agriculture. In controlling production processes and very dynamic greenhouse environment producers are faced with high cost of operations and high energy inputs. In ...
Regulation of energy entering into and emitting out of plastic greenhouse / Regulacija ulazne i emitovane energije iz plastenika
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2005)
In both controlled spaces and plastic greenhouses it is essential to maintain the optimum conditions for undisturbed development of growing plants. Energy of the sun radiation reaching plastic greenhouses changes considerably ...
The improvements of characteristics of running systems of agriculture machines / Usavršavanje karakteristika hodnih sistema poljoprivredne mehanizacije
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2004)
The improvement of characteristics of running systems of agricultural machines is necessary because of increasing demand for exploatation. This machines has different requirements with contact to the ground (soils or soils ...
Natural ventilation optimization of livestock buildings by numerical simulations / Optimizacija prirodne ventilacije poljoprivrednih objekata numeričkim simulacijama
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2005)
Numerical simulations and computational fluid dynamics can be usefully integrated with architectural modeling, providing designers with a powerful single CFD based architectural modeling and design framework. This framework ...
Approaching optimization of the control algorithm of RES based cogeneration system / Prilaz optimizaciji algoritma upravljanja sistemom kogeneracije na osnovi OIE
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2005)
CHP - Combined Heat and Power, Cogeneration or Trigeneration (when cooling is needed in addition to heating) of heat and power systems normally make effective use of both electric power and heat energy from a generator, ...