Zobrazeno 1 - 10
of 326
pro vyhledávání: '"L Socha"'
Autor:
T. Sellner, L. Socha, K. Gryc, A. Mohamed, M. Pinta, J. Sviželová, K. Koza, M. Dvořák, M. Roh
Publikováno v:
Archives of Foundry Engineering, Vol vol. 24, Iss No 3, Pp 136-142 (2024)
The paper presents the results of dimensional and shape analysis of additively manufactured shaped parts of foundry moulds; specifically, shaped gate valve inserts made of DIEVAR steel used in the die-casting process of aluminium alloys. The paper ai
Externí odkaz:
https://doaj.org/article/5fff54cd4a0b47deb69c23359884f9aa
Autor:
L. Socha
Publikováno v:
Bulletin of the Polish Academy of Sciences: Technical Sciences, Vol 67, Iss No. 4, Pp 769-775 (2019)
The stability and positivity of linear positive Markovian jump systems with respect to part of the variables is considered. The methodologies of stability of positive systems with known transition probabilities based on common linear copositive Lyapu
Externí odkaz:
https://doaj.org/article/b76ac9debbe540e3b448d8c8f1038c6a
Publikováno v:
Archives of Metallurgy and Materials, Vol vol. 64, Iss No 2, Pp 653-658 (2019)
Purging the liquid steel with inert gases is a commonly used treatment in secondary metallurgy. The main purposes for which this method is used are: homogenization of liquid steel in the entire volume of the ladle, improvement of mixing conditions, a
Externí odkaz:
https://doaj.org/article/8b58053ed16d49aa850b54903632f845
Autor:
K. Gryc, M. Strouhalová, B. Smetana, M. Kawuloková, S. Zlá, L. Socha, K. Michalek, M. Tkadlečková, A. Kalup, P. Jonsta, M. Sušovský
Publikováno v:
Metalurgija, Vol 56, Iss 3-4, Pp 385-388 (2017)
The first part of presented paper is devoted to comparison of solidus and liquidus temperatures determined by two methods of thermal analysis for one real steel grade 100CrMo7. Two modern devices for high-temperature analysis were used. The direct th
Externí odkaz:
https://doaj.org/article/b1bdc6e225744c559c4f67917ecff849
Akademický článek
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Akademický článek
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Publikováno v:
Metalurgija, Vol 55, Iss 3, Pp 395-398 (2016)
The paper describes the verification of casting and solidification of heavy slab ingot weighing 40 t from tool steel by means of numerical modelling with use of a finite element method. The pre-processing, processing and post-processing phases of num
Externí odkaz:
https://doaj.org/article/1d67f63ed7e24766be6ff1b78f555fb0
Publikováno v:
Archives of Metallurgy and Materials, Vol vol. 63, Iss No 2 (2018)
This paper deals with the possibilities of using physical modelling to study the degassing of metal melt during its treatment in the refining ladle. The method of inert gas blowing, so-called refining gas, presents the most common operational technol
Externí odkaz:
https://doaj.org/article/6d3158aea6954e79a62d15432cefaca9
Publikováno v:
Metalurgija, Vol 54, Iss 4, Pp 611-614 (2015)
The paper deals with evaluation of relevant information about transfer processes taking place in the interface slag – metal and with the assessment of the rate and course of steel desulphurization. The study of mentioned processes took place with t
Externí odkaz:
https://doaj.org/article/6cecf518ba974ef483b7ebf21e040df2
Autor:
K. Gryc, B. Smetana, M. Tkadlečková, M. Žaludová, K. Michalek, L. Socha, J. Dobrovská, K. Janiszewski, P. Machovčák
Publikováno v:
Metalurgija, Vol 53, Iss 3, Pp 295-298 (2014)
The paper is devoted to the comparison of the results in the frame of solidus and liquidus temperatures obtained by thermo analytical methods with the generally used empirically based formulas and thermo dynamical Computherm software. The series of t
Externí odkaz:
https://doaj.org/article/6f13459354084c138b236828f921a9c9