National Repository of Grey Literature 23 records found  beginprevious14 - 23  jump to record: Search took 0.01 seconds. 
Nestability při interakci paprsku s hlavním proudem
Uruba, Václav ; Mazur, Oton ; Jonáš, Pavel
The results of experimental investigation of the jet in cross flow mixing zone are presented. Used methods allow to determine instabilities in the flow.
3D flow structure influence on X-probe measurements
Uruba, Václav ; Mazur, Oton ; Jonáš, Pavel
In the paper the influence of the velocity component perpendicular to the x-probe plane on results precision is discused. The study is based on experimental results.
Application of CTA measurement in steam turbines
Jonáš, Pavel
A hot-wire method of measurement in a water steam flow using a wire which was not calibrated is described in the paper.
On the arrangement of turbulence measurement at the working section of an intermittently operating wind tunnel
Jonáš, Pavel ; Mazur, Oton
The problem of arrangement of the hot-wire measurement at an intermittently working wind tunnel is discussed with the special regard to the time varying temperature.
On the method of big droplets indication in a wet steam flow using the hot wire anemometer
Uruba, Václav ; Jonáš, Pavel
Some aspect of method of indication of big droplets in a wet steam flow are studied in detailes In the presented paper. Results contribute to physical interpretation of obtained results.
Effect of the power change on time averaged characteristics of the steam flow downstream the LP stage of the 210 MW turbine
Jonáš, Pavel ; Mazur, Oton ; Uruba, Václav
Preliminary results of hot-wire anemometer measurements are presented that were performed in wet steam flow downstream the LP stage of the turbine TG21 in Prunéřov II at the power 210 MW and 140 MW.
A new method of measurement of some statistical moments of velocity and concentration in a stream of two-components gas mixture
Mazur, Oton
System of equations is derived for the calculations of mean values, covariance and variance of the longitudinal velocity component and the admixture concentration in a binary gases mixture.
Fázově středované charakteristiky proudění mokré páry po proudu za NT stupněm parní turbíny
Jonáš, Pavel ; Mazur, Oton ; Uruba, Václav
Single rotary inclined hot-wire anemometer was used during the investigation of the phase averaged characteristics of unsteady wet steam flow inside the LP stage of the steam turbine TG21 at the power station Prunéřov II. The effect of the passage from the nominal regime to the reduced one on the flow structure is outlined.
Výskyt velkých kapiček v okolí posledního stupně parní turbíny 210 MW
Uruba, Václav ; Jonáš, Pavel ; Mazur, Oton ; Řehák, Vratislav
The method of detection of big water droplets in the wet steam flow based on hot-wire anemometry is used for analysis of the flow behind the last stage of the 210 MW steam turbine in two operational regimes.
Předběžné výsledky o charakteristikách proudění mokré páry za NT stupněm 210 MW turbíny
Jonáš, Pavel ; Mazur, Oton ; Řehák, Vratislav ; Uruba, Václav
Results of the unsteady wet steam flow structure investigation are presented. Measurement was executed by means of a single rotary inclined hot-wire anemometer.

National Repository of Grey Literature : 23 records found   beginprevious14 - 23  jump to record:
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