Zobrazeno 1 - 10
of 30
pro vyhledávání: '"Jerzy Golebiowski"'
Autor:
Jerzy Golebiowski, Robert Piotr Bycul
Publikováno v:
International Journal of Numerical Methods for Heat & Fluid Flow, 2014, Vol. 24, Issue 3, pp. 613-626.
Externí odkaz:
http://www.emeraldinsight.com/doi/10.1108/HFF-02-2012-0045
Publikováno v:
Acta Mechanica et Automatica, Vol 11, Iss 2, Pp 135-142 (2017)
This article presents a way of calibration of an unconventional two-current circuit, named 2J+2R, which consists of two current sources and two referential resistors connected to the circuit mass. This bridge was used to measure the beam deflection a
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a52d94230b3a6fda251b668720cdad30
https://doaj.org/article/945e26c34f704c1e8aad7b73d6fc48a6
https://doaj.org/article/945e26c34f704c1e8aad7b73d6fc48a6
Analysis and application of two-current-source circuit as a signal conditioner for resistive sensors
Publikováno v:
Journal of Electrical Engineering. 68:200-205
The article presents the analysis of metrological properties of a two-current-source supplied circuit. It includes such data as precise and simplified equations for two circuit output voltages in the function of relative resistance increments of sens
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::155791cf49887151692e64d47c45e7c6
https://doi.org/10.1515/jee-2017-0029
https://doi.org/10.1515/jee-2017-0029
The principle of operation, its practical realization and measurement research of a reconfigured system of a signal conditioner are presented. A two-sourced conditioner supplied by direct current with four resistance sensors and four switching keys w
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c707e9f1171a2f01b45361e104dad6be
https://zenodo.org/record/1121587
https://zenodo.org/record/1121587
Publikováno v:
Elektronika ir Elektrotechnika. 23
The present work contains the stability test results of the current sources located in an environment of variable temperature. Two types of tests were conducted for four circuits stabilizing the current of the value close to 50 mA. One test consisted
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::33effce1a5ff5a388c41cc7c1ae36d5b
https://doi.org/10.5755/j01.eie.23.2.17998
https://doi.org/10.5755/j01.eie.23.2.17998
Autor:
Jerzy Golebiowski, Robert Piotr Bycul
Publikováno v:
International Journal of Numerical Methods for Heat & Fluid Flow. 24:58-72
Purpose – The paper aims to propose a parallel algorithm in order to increase speed and efficiency of an analysis of transient thermal field in layered DC cables. Design/methodology/approach – Initial-boundary problem of thermal field was discret
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::3d26bd7d8ed43718cda05081dc75fc63
https://doi.org/10.1108/hff-02-2012-0044
https://doi.org/10.1108/hff-02-2012-0044
Publikováno v:
Energies, Vol 17, Iss 7, p 1713 (2024)
The passage of current generates heat and increases the temperature of electrical components, which affects the environment, support insulators and contacts. Knowledge of the temperature allows for the determination of important operational parameter
Externí odkaz:
https://doaj.org/article/c2ff69e107b248799aef6da7f3603270
Publikováno v:
Elektronika ir Elektrotechnika. 22
Metrological properties of a two-current-source bridge circuit were tested with the use of the method of measuring resistance increments of strain gauges. An unconventional system was investigated in comparison with the commonly used Wheatstone’s h
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::892a514c77692ad5df7a9217385c5e29
https://doi.org/10.5755/j01.eie.22.6.17220
https://doi.org/10.5755/j01.eie.22.6.17220
Autor:
Jerzy Golebiowski, Robert Piotr Bycul
Publikováno v:
SPIE Proceedings.
The non-stationary temperature distribution in a 2-D cross-section of a cylindrical copper wire with insulation was investigated. The wire was conducting direct current of a constant value. The Hankel boundary condition modelling convectional cooling
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::fc2205b8c59bfb98a81e170db3e6cd0a
https://doi.org/10.1117/12.784893
https://doi.org/10.1117/12.784893
Autor:
Marek Zaręba, Jerzy Gołębiowski
Publikováno v:
Bulletin of the Polish Academy of Sciences: Technical Sciences, Vol 70, Iss 3 (2022)
The paper has investigated the effect of wind speed on selected thermal characteristics of the contemporary ACCR line. As wind speed functions, heating curves, stationary temperature profiles, steady-state current ratings and thermal time constants,
Externí odkaz:
https://doaj.org/article/8197a79dfa804219b6cadb76a0406eac