zaključna naloga Univerzitetnega študijskega programa I. stopnje Strojništvo - Razvojno raziskovalni program
Martin Stražiščar (Author), Franc Majdič (Mentor), Andrej Bombač (Co-mentor)

Abstract

Raziskovali smo kako tlačni udari vplivajo na segrevanje hidravličnega olja. To smo preizkusili z eksperimentom, kjer smo v cevi, ki je bila na koncu zaprta nihajoče spreminjali tlak s frekvencami od 0,5 do 40 Hz pri sistemskih tlakih 100, 200 in 300 bar. Te meritve so bile opravljene na ceveh dolžine 2 m in 3 m. Ugotovili smo, da se olje najbolj segreva pri višjih frekvencah ter višjih tlakih. Poleg tega pa smo opazili, da se cev in olje najbolj segrevata na sredini.

Keywords

diplomske naloge;hidravlično olje;tlačni udari;sistemski tlak;frekvenca udarov;segrevanje olja;

Data

Language: Slovenian
Year of publishing:
Typology: 2.11 - Undergraduate Thesis
Organization: UL FS - Faculty of Mechanical Engineering
Publisher: [M. Stražiščar]
UDC: 532.58:621.22:661.177(043.2)
COBISS: 81607427 Link will open in a new window
Views: 461
Downloads: 68
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Other data

Secondary language: English
Secondary title: Influence of pressure oscillations on hydraulic oil heating
Secondary abstract: We investigated the influence of pressure oscillations on the heating of hydraulic oil. The investigation was carried out by means of experiment in which we sent pressure oscillations into a pipe closed at one end. The frequencies of the oscillations were between 0.5 and 40 Hz, at system pressures of 100, 200 and 300 bar. These measurements were performed on a pipe of 2 and 3 m lenght. We found that the heating of the oil was most pronounced at higher frequencies and pressures. We also found that the pipe and the oil heated up the most in the middle of the pipe.
Secondary keywords: thesis;hydraulic oil;pressure oscillations;system pressure;oscillations frequency;oil heating;
Type (COBISS): Final paper
Study programme: 0
Embargo end date (OpenAIRE): 1970-01-01
Thesis comment: Univ. v Ljubljani, Fak. za strojništvo
Pages: XII, 24 f., [6] f. pril.
ID: 13398428
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