gep201210borito10/2012

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•  10/2012 table of contents

János Latorcai
ANNIVERSARY GREETINGS   3

Zoltán Siménfalvi
THE 50th ANNIVERSARY OF THE DEPARTMENT OF CHEMICAL MACHINE RY   5
The article describes the lives of Department of Chemical Machinery foundation to the nowadays, through its education and research activities.

EMPLOYEES OF THE DEPARTMENT OF CHEMICAL MACHINERY IN 2012   11
The article shows the employees of the Department of Chemical Machinery in 2012.

Sándor Krekács
GYÖRGY FÁBRY’S 85th BIRTHDAY AND THE 50th ANNIVERSARY OF THE DEPARTMENT OF CHEMICAL MACHINE RY - CONVERSATION WITH THE FIRST HEAD OF DEPARTMENT   13
In that article one can read the conversation with György Fábry’s on his 85th birthday and on the 50th anniversary of the Chemical Machinery Department.

Péter Rudolf
ISTVÁN TAKÁCS THE ENGINEER AND THE MAN   18
This announcement summarize the presentation of Péter Rudolf, what held at the Memorial Meeting of the Richter Gedeon Zrt on the 26th September 2012

Ferenc Bene, Péter Léderer, Zoltán Siménfalvi
DIPLOMA-SERIES IN THE TOPIC OF SAFETY ENGINEERING IN THE DEPARTMENT OF CHEMICAL MACHINERY   20
This article describes the diploma-series in the topic of pressure vessels overpressure protection in the Department of Chemical Machinery.

Géza Bozóki, Ottó Pásti
STEAMTRAP REMOTE MONITORING SYSTEM AND PRESSURE MANAGEMENT WITH BURSTING DISC   23
Current article introduces the ARI-Armaturen energy saving calorimetric steamtrap monitoring system as well as ELFAB market leader OPTI-GARD reverse-acting bursting disk in pressure management. Furthermore, it discusses the fittings and related services that are represented and distributed by EXPLOTECH Ltd.

Gergely Fábry
SIDE CHANNEL BLOWERS AND VACUUM PUMPS IN THE INDUSTRY   26
AXIS Ltd. as one of the leading companies of this technical field has been dealing with vacuum pumps, blowers, air knives and related technologies for 20 years. In present article we take a thorough look at side channel blowers and their typical applications.

Zoltán Dorony
STEAMTRAPS OPERATIONS AND SELECTIONS   28
In general it can be said that there is no trap, which would be suitable for all tasks. The selection should be carefully followed. Here are some of the criterion, which can help to select the appropriate traps.

Lajos Kelemen, Lajos Magyar
TURN-KEY MAINCONTRACTING OF THE 10 MW TAIL GASFIRED POWER PLANT   30
In 2008 Trans Lex Work Ltd. has developed a 10 MW capacity tail gas fired power plant as turn-key main con-tractor for Columbian Tiszai Carbon Ltd. (CTK) in Tiszaújváros, Hungary. The power plant was build from second hand main equipments to eliminate the tail gas as a result of the capacity extension at CTK.

István Bokros
INSTACIONER REACTOR WALLHEAT CONDUCTION   33
Batch tank reactors heat transfer process taking place in developed calculation method of presentation of the examination.

Viktória Mannheim, István Bodnár
COMPARISON BETWEEN THE THERMIC TREATMENT PROCESSES WITH WEIGHTING SEQUENCE   37
This paper provides new information related to the thermal utilisation processes for the organic industrial wastes. The research study worked out prognoses with LCA method. The LCA data represents the conventional incineration, the gasification, the pyrolysis and the plasma-based technology.

Zoltán Siménfalvi
INVESTIGATION OF HEAT EXCHANGER FIXED TUBESHEET STRENGTH LOADED BY RADIAL TEMPERATURE PROFILE   41
This article describes the stresses of heat exchanger fixed tubesheet loaded by radial temperature profile based on measurements and on mechanical model.

Zoltán Szamosi
THE TORREFACTION   45
The goal of this article is to present details about one possible thermal treatment on agricultural residues to increase the heating value of its.

Gábor Szepesi
DETERMINATION OF SHELL-SIDE HEAT TRANSFER COEFFICIENT WITH CFD   49
Current article should introduce such process which helps to determine the shell-side heat transfer coefficient with numeric simulation, and furthermore present a newer criterial equation for the definition of heat transfer coefficient in different cross-sections.

Gábor Venczel
CFD ANALYSIS OF BAYONET TUBE HEAT EXCHANGER   53
This paper details the numerical simulation of a bayonet tube heat exchanger. The data is reported in terms of temperature, pressure drop, surface heat transfer coefficients and heat gain, over a range of Reynolds numbers.

Péter Szikra, Máté Szerafi
COUNCIL OF STUDENTS SPECIALIZED IN CHEMICAL MACHINERY AT THE UNIVERSITY OF MISKOLC   57
As the Management of the Council, we are proud to present our organization on the 50th Jubilee Anniversary of the Department of Chemical Machinery.

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