Zobrazeno 1 - 10
of 33
pro vyhledávání: '"Pulec Jaroslav"'
Publikováno v:
EPJ Web of Conferences, Vol 299, p 00001 (2024)
Externí odkaz:
https://doaj.org/article/f95a02ff491c4360a362b68b4222cd8e
Publikováno v:
EPJ Web of Conferences, Vol 299, p 01032 (2024)
This paper deals with the demonstration measurement of the vector field flowing around a general irregular body using Particle Image Velocimetry (PIV). In the case of flow around complex bodies, problems arise due to the fact that the generated singl
Externí odkaz:
https://doaj.org/article/1a561d4d08f442fc941d98f06860f68d
Publikováno v:
EPJ Web of Conferences, Vol 299, p 01033 (2024)
This paper describes an investigation of thermo-convective structures called Rayleigh-Bénard-Poiseuille (RBP) convection in a wide rectangular water channel formed above a heated bottom-wall. The phenomenon was investigated experimentally using plan
Externí odkaz:
https://doaj.org/article/524b9f6ccf34438cad4992f12c6d450b
Publikováno v:
MATEC Web of Conferences, Vol 369, p 01011 (2022)
The paper describes the development of a non-invasive flowmeter for lower flow rates and its first tests. This gauge is physically based on the interaction of fluid flow with an ultrasonic signal that passes through the fluid from the transmitter to
Externí odkaz:
https://doaj.org/article/27f1e2fd13134b6a90dc0f816691d7a2
Publikováno v:
MATEC Web of Conferences, Vol 369, p 05006 (2022)
This paper deals with the demonstration of the non-uniformity of velocity profiles in a DN 200 air circular pipe as part of the development of a newly designed tomographic ultrasonic flowmeter. The flowmeter should measure the flow quality independen
Externí odkaz:
https://doaj.org/article/f5633a5ca98c485cb69702f250dd2ee6
Publikováno v:
EPJ Web of Conferences, Vol 264, p 01035 (2022)
An experimental channel intended for investigation of a wake behind a cooled cylinder was designed and constructed in this work. The setup is designed for measurements with air at low Reynolds numbers. The measuring techniques based on the standard v
Externí odkaz:
https://doaj.org/article/1b763fec19f74c099ce3d6e7e88b9aff
Publikováno v:
EPJ Web of Conferences, Vol 264, p 01037 (2022)
In this article, a literature survey of the experimental channels used for investigation of a non-isothermal flow is presented. Particular interest is focused on the flow stability with a heated wall by a uniform heat flux. The aim of this work is to
Externí odkaz:
https://doaj.org/article/43efb96861444edab754a7f9d116a290
Publikováno v:
EPJ Web of Conferences, Vol 264, p 01001 (2022)
This paper introduces research and development of a modern non-invasive device for determining flows and velocity fields. This device is based on the ultrasonic method. The measured fluid flow is surrounded by appropriate ultrasonic transmitters and
Externí odkaz:
https://doaj.org/article/829791db962e4c69a9accb03571a349a
Publikováno v:
EPJ Web of Conferences, Vol 264, p 01025 (2022)
This paper describes a process of numerical testing and optimization of the ultrasonic gas meter channel. A conventional ultrasonic flowmeter requires a large installation space due to the quality and stability of the velocity profile. Previously, th
Externí odkaz:
https://doaj.org/article/8d01bec1b3ad4ddaa8b449bdc4cb8d81
Publikováno v:
EPJ Web of Conferences, Vol 264, p 01036 (2022)
This paper describes the preliminary measurements of the temperature field in water channel by the Planar Laser-Induced Fluorescence (pLIF) method in the one-colour mode using commercial LaVision system. The aim of the work is to find suitable parame
Externí odkaz:
https://doaj.org/article/b5395368bc004b478b114a3d78a9c82e