zaključna naloga Univerzitetnega študijskega programa I. stopnje Strojništvo - Razvojno raziskovalni program
Abstract
Pri umerjanju merilnikov hitrosti je pomembno poznavanje gostote toka zraka, saj je potrebno odčitek merila velikokrat korigirati na dejanske pogoje v toku zraka, ki so zagotovljeni pri umerjanju. V nalogi smo predstavili ustrezen model za določanje gostote vlažnega zraka in merilni sistem za merjenje vseh potrebnih parametrov (temperatura, tlak in relativna vlažnost). Naredili smo tudi analizo merilne zmogljivosti posameznih merilnikov. Izdelali smo nadzorni program, ki omogoča zajem podatkov iz etalonskega merilnika hitrosti in hkratno zapisovanje pogojev toka zraka in izračun njegove gostote.
Keywords
diplomske naloge;vetrovniki;merilna zmogljivost;pogoji toka zraka;nadzorni program;zajem podatkov;
Data
Language: |
Slovenian |
Year of publishing: |
2021 |
Typology: |
2.11 - Undergraduate Thesis |
Organization: |
UL FS - Faculty of Mechanical Engineering |
Publisher: |
[U. Zupan] |
UDC: |
533.6.07:531.7:53.088(043.2) |
COBISS: |
79986179
|
Views: |
477 |
Downloads: |
104 |
Average score: |
0 (0 votes) |
Metadata: |
|
Other data
Secondary language: |
English |
Secondary title: |
Management of measurement data of air flow conditions in a measuring section of the wind tunnel |
Secondary abstract: |
When calibrating air velocity meters, it is crucial to know the air flow density, as the meter reading must often be applied to the actual conditions in air flow, which are ensured during the calibration. In this paper we present an appropriate model for determining the density of moist air and we also present the measuring system for all the necessary parameters (temperature, pressure and relative humidity). We also performed an analysis of the measurement capability of individual meters. We have created a control program that enables the acquisition of data from the LDA measuring system and the simultaneous recording of air flow conditions and the calculation of its density. |
Secondary keywords: |
thesis;wind tunnels;measurement capability;air flow conditions;control program;data acquisition; |
Type (COBISS): |
Final paper |
Study programme: |
0 |
Embargo end date (OpenAIRE): |
1970-01-01 |
Thesis comment: |
Univ. v Ljubljani, Fak. za strojništvo |
Pages: |
XV, 31, [2] f. |
ID: |
13363302 |