8 results for "P. Demeter"
Showing 1–8 · 0.20 seconds · RSS
-
Journal Article Full text
Numerical and Physical Modeling of Steel Flow Behavior in the Two Strand Tundish During Nonconventional Pouring Conditions
Tundish is a flow reactors, hence there is a strong correlation between its flow control devices such as dam, subflux flow controller, gas permeable barrier or advanced ladle shroud equipped, its shape of the internal working volume and the number of outlets visible in the formation of individual…
-
Journal Article
Compacting of fly dusts from cupola and electric arc furnace
Recycling and utilization of dust waste is important not only from the point of view of its usage as an alternative source of raw materials, but regarding the environmental problems also. Dust emissions arise from thermal and chemical or physical processes and mechanical actions. Two kinds of fl y…
-
Journal Article
Utilizing of the metallurgical slag for production of cementless concrete mixtures
In process of pig iron, steel and cast iron production besides main product, also secondary products are formed, that have character of secondary raw materials and industrial wastes. The most abundant secondary product originating in the metallurgical process is furnace slag. Total amount of…
-
Journal Article
Influence of foundry dust on moulding mixtures quality
The objective of this paper was to observe the effect of the addition of the dust from the moulding plant on the quality parameters of the moulding mixtures and determine tolerable content in the moulding mixture. Three types of moulding mixtures were used in experiments: mixture prepared from new…
-
Journal Article
Verification of non-standard f-curves during steel intermixing in a tundish
Minimization of intermixing length during continuous casting of steel is a crucial step towards higher productivity and yield of a continuous casting technology. For such a complex mass transfer problem, physical simulation using scaleddown water models might become indispensable tool to quantify…
-
Journal Article Full text
Influence of Surwaybest Starch-Based Additive on the Surface Quality of Cast Iron Castings
Though additives developed for foundries are widely used across the globe, their direct effects remain unclear, and the mechanisms of their action within core and moulding mixtures have not yet been precisely described. When utilizing these new additives, it is expected that they will enable the…
-
Journal Article Full text
Optimization of Ceramic Refractory Materials for Impact Pads in Tundish Systems for Continuous Steel Casting
Increasing demands on cast steel quality and the need to reduce carbon footprint drive the development of new refractory materials. A ceramic composition was developed for spherical tundish impact pads to ensure dimensional stability and resistance to erosion and corrosion. It consists of a…
-
Journal Article Full text
The Adjustment of the Tundish Water Model of Continuous Casting
Whereas approximately 96.3% of the steel produced worldwide is made by continuous casting, great emphasis is put on the superior efficiency of this process. The water model of the tundish and mathematical modeling is often used for the simulation of the steel flow during continuous casting. The…