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SLAG GRANULATION NAVIC

Slag Granulation Navic

slag hopper, flood trough and granulation trough wet dust extraction system and extraction of steam generated in the process with a capacity of 80,000 Nm3h the installation includes a system of extractors sealing the granulation chute, pipeline installation, counterflow scrubber with structural filling and extraction fan.

Hatch Ironmaking Technologies Dry Slag Granulation

Hatch Ironmaking Technologies Dry Slag Granulation

Dry Slag Granulation. Water granulation is the most commonly used method to handle blast furnace slag and requires a granulation and a dewatering step to process the slag. In water granulation, the energy in the slag is lost from water evaporation and cooling and is difficult or impossible to recover.

Modeling on Dry Centrifugal Granulation Process of Molten

Modeling On Dry Centrifugal Granulation Process Of Molten

2.1. Governing Equations of Molten Slag Flow and Granulation on a Rotary Disc. The DCG process of molten slag is simulated with a three-dimensional simulation program which is based on the VOlume of Fluid VOF scheme. 12 In this scheme, the fluid flow including molten slag and surrounding gas is described by the momentum and continuity equations, and the transient interface between molten ...

Hatch Steelmaking Technologies Dry Slag Granulation

Hatch Steelmaking Technologies Dry Slag Granulation

The dry slag granulation advantages include improved safety, reduced noise and pollution and ability to access higher value-added slag markets. Custom Robotics Solutions Steelmakers are adopting newer, safer working methodologies to improve process consistency and keep people away from hazardous molten slag and steel.

CFD modelling of dry slag granulation using a novel

Cfd Modelling Of Dry Slag Granulation Using A Novel

of Liquid Slag on a Spinning Disc for a Novel Dry Slag Granulation Process, Progress in Computational Fluid Dynamics, Vol. 10, Nos. 5-6, 2010, pp. 292-299. 7. Y. Pan, P. J. Witt, B. Kuan, and D. Xie, CFD Simulation of Slag Droplet Formation by a Spinning Disc in Dry Slag Granulation Processes, 8th International Conference on CFD

Dry Granulation of Blast Furnace Slag for Energy Recovery

Dry Granulation Of Blast Furnace Slag For Energy Recovery

Aug 09, 2014 The dry slag granulation process is essentially to atomize the liquid slag and then to cool the particles rapidly so as to produce a glassy slag. The atomization is done using a rotary cup air blast atomizer. The particles cool as they travel through

Tapping Hot Slag for Energy Primetals Technologies

Tapping Hot Slag For Energy Primetals Technologies

Generally, wet granulation plants are used to cool down and process the material, using large quantities of waterit can take more than eight tons of water to treat one ton of slag. As of now, there is no industrial-scale method to recover the heat energy retained in the slagamounting to

IBMD Granulated Blast Furnace Slag Manufacturer in India

Ibmd Granulated Blast Furnace Slag Manufacturer In India

The process of slag granulation involves pouring the molten slag through a high-pressure water spray in a granulation head, located in close proximity to the blast furnace. Granulation process is the controlled quenching of the slag in cold water which does not give time for crystalline growth to

TitaniaSlag Production Process Technology

Titaniaslag Production Process Technology

Granulation of titania slag has been identified as a potential viable alternative to the conventional block route. Both wet and dry granulation of titania slag has been investigated. TiO2-rich slag is a suitable feed material for the chloride process if the ilmenite feed material is low in alkaline earth impurities.

Siemens and Baosteel cooperate in slag granulation

Siemens And Baosteel Cooperate In Slag Granulation

Jun 30, 2014 The batch-wise operating BSSF plants have short process times and a compact design. They achieve a high level of slag and crude steel metal separation, uniform granulation and a consistently high quality in the end products. Further information about solutions for steel works, rolling mills and processing lines can be found at www.siemens.com ...

CFD SIMULATION OF FREE SURFACE FLOW AND HEAT

Cfd Simulation Of Free Surface Flow And Heat

CSIRO dry slag granulation process. In this work, CFD modelling techniques were applied to dry slag granulation via a metal spinning disc to gain valuable insights and deep understanding of the complex process. In particular, the formation of a solid freezing slag layer at

chinese technology for blast furnace slag granulation process

Chinese Technology For Blast Furnace Slag Granulation Process

Paper - Slag Valorisation Symposium. In this paper, the dry granulation process flow and semi- industrial ... valorisation are 21 for steel slags and 76 for blast furnace slags.

Mathematical Modeling of Molten Slag Granulation

Mathematical Modeling Of Molten Slag Granulation

phenomena of the slag granulation using SDA and the heat transfer behavior in the particle have not yet been theoretically elucidated. Therefore, the objective of this study is to develop a comprehensive model using SDA through experimental observation of the slag granulation process. That is, the mechanism of slag granulation was

Welcome to Evotech

Welcome To Evotech

The process of slag granulation involves pouring the molten slag through a high pressure water spray in a granulation head, located in close proximity to the blast furnace. Granulation process is the controlled quenching of the slag in cold water which does not give time for crystalline growth to

Design and Operation of Dry Slag Granulation Pilot Plant

Design And Operation Of Dry Slag Granulation Pilot Plant

Feb 22, 2019 CSIRO has been working on a dry granulation process, integrated with heat recovery, since 2002. It involves a rotary disc that atomizes molten slag to produce liquid droplets, which are rapidly quenched to become solid granules. The hot granules are fed to a counter-current moving packed bed heat exchanger, where they are further cooled and finally discharged at close to ambient

CN102329900B Liquid steel slag dryprocess granulating

Cn102329900b Liquid Steel Slag Dryprocess Granulating

The invention relates to a liquid steel slag dry-process granulating device and a sensible heat recovery method. The liquid steel slag dry-process granulating device comprises a feeding device, a dry-process granulator, a cyclone separator and a sensible heat recovery device, wherein the dry-process granulator, the cyclone separator and the sensible heat recovery device are mutually

Dry Granulation of Blast Furnace Slag Steel360 News

Dry Granulation Of Blast Furnace Slag Steel360 News

Apr 04, 2019 Dry slag granulation process is essentially to atomize the liquid slag and then to cool the particles rapidly so as to produce a glassy slag. Heat is recovered from the slag in the following ways. As the spray of slag particles moves outwards from the atomizer, heat is lost by radiation to the vessel and by convection to the air moving through ...

Granulation TENOVA

Granulation Tenova

The wet slag granulation process involves pumping water into the slag cold runner via a blower box to quench the molten slag. The in-house designs have been proven in numerous applications and have shown to be both robust and reliable. Technical Excellence .

Simulation experimental research of granulation process

Simulation Experimental Research Of Granulation Process

Request PDF Simulation experimental research of granulation process for iron slag Liquid paraffin instead of molten slag was broken by rotary cup for simulating blast furnace slag granulation ...

Prediction on particle size characteristics of high

Prediction On Particle Size Characteristics Of High

Oct 01, 2020 The overall process for slag centrifugal granulation, with characteristic behaviors. Download Download high-res image 150KB Download Download full-size image Fig. 6. The fragmentation detail of a liquid slag ligament. 3.3. Effects of slag temperature, slag flow rate, and disk rotational speed.

Slag recycling recovery

Slag Recycling Recovery

There are various processes on the market for the granulation of blast furnace slag. The most important process is cooling in a water bath. The most common methods are the RASA system from Rasa Corporation, the INBA system Fig. 16 from Paul Wurth, a company of the SMS group, and the IJ GRAN system from Danieli-Corus.

Apparatus for and process of water granulating matte or slag

Apparatus For And Process Of Water Granulating Matte Or Slag

May 30, 1997 Process and apparatus for granulation of slag 1985-01-22 Monteyne et al. 6519 4461636 Installation for continuous treatment of molten materials to obtain pelletized products 1984-07-24 Gagneraud et al. 4416690 Solid matte-oxygen converting process 1983-11-22 Richards et al. 7526 4230477 Apparatus for granulating molten slag 1980 ...

Wet slag granulation process

Wet Slag Granulation Process

Wet slag granulation process Products. As a leading global manufacturer of crushing, grinding and mining equipments, we offer advanced, reasonable solutions for any size-reduction requirements including, Wet slag granulation process, quarry, aggregate, and different kinds of minerals.

Granulation performance by hybrid centrifugalair blast

Granulation Performance By Hybrid Centrifugalair Blast

Granulation process of liquid slag with air blast. Fig. 3 displays the granulation contours of the liquid slag at several time points with or without blast air. At 40 ms, the liquid finger appeared first in hybrid granulation process, indicative of a stronger disturbance.

DRY SLAG GRANULATION WITH HEAT RECOVERY

Dry Slag Granulation With Heat Recovery

The wet granulation process operates with a high water to slag ratio of about 81. This wet process is quite accepting to fluctuations in the quantity and properties of the slag, however the wet process has the following drawbacks Despite mechanical dewatering in drums, silos or heaps, a residual moisture of

Further processing and granulation of slags with

Further Processing And Granulation Of Slags With

that no slag, matte, or alloy responds in similar fashion to a granulation practice. This paper addresses three issues, namely Water-granulation of BOF steel slag, without processing it to render it environmentally safe, physically and chemically acceptable for use by the construction industry, and the process economical

Dry Slag Granulation with Waste Heat Recovery

Dry Slag Granulation With Waste Heat Recovery

Aug 09, 2016 CSIROs Dry Slag Granulation Process Technical Challenges Optimum disc and reactor design Handling of hot granules Compact reactor for efficient recovery of high grade waste heat and lower capital cost Concept Development 20067 Motor Air Hotair 600 C Discharge 500 C 100 C Slag 1500 C Air ICST 2012, Dresden 6 7.

Feasibility of Rotary Cup Atomizer for Slag Granulation

Feasibility Of Rotary Cup Atomizer For Slag Granulation

1673 to 1823K in a slag temperature, 10gs in a slag charging rate and 0.018kgs in an air mass owrate. After slag was granulated for a couple of minutes, the distribution of slag size in each zone of the receiver 0 to 0.3, 0.3 to 0.4, 0.4 to 0.5, and 0.5 to 0.6m in

chinese technology for blast furnace slag granulation process

Chinese Technology For Blast Furnace Slag Granulation Process

Abstract The difficulties of molten metallurgical slag including blast furnace ... granulation, stirring granulation, air blast granulation and Merotec process, were expatiated. The technology of sensible heat recovery by chemical reactions, such as gas...

CoProduct Processing Handling amp Marketing Phoenix

Coproduct Processing Handling Amp Marketing Phoenix

Slag Granulation. We process, granulate, and dewater blast furnace slag for use as a value-added aggregate. This is largely used in cement production. Slag Grinding. We process granulated blast furnace slag for further value-added final product. This is also used in cement production.

INBA slag granulation system environmental process

Inba Slag Granulation System Environmental Process

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Development of Molten Slag Dry Granulation and Heat

Development Of Molten Slag Dry Granulation And Heat

Development of Molten Slag Dry Granulation and Heat Recovery in Steel Industry. The difficulties of molten metallurgical slag including blast furnace slag and steel slag,etc. heat recovery caused by low thermal conductivity and high enthalpy are analyzed.The processes of molten slag dry granulation combined heat recovery by physical means ...

Figure 1 from Design and Operation of Dry Slag Granulation

Figure 1 From Design And Operation Of Dry Slag Granulation

Fig. 1 Conceptual process flowsheet for dry slag granulation and heat recovery 13 Color figure online - Design and Operation of Dry Slag Granulation Pilot Plant

PDF Experimental study of rotating dry slag granulation

Pdf Experimental Study Of Rotating Dry Slag Granulation

Experimental study of rotating dry slag granulation unit Operating regimes, particle size analysis and scale up. Download. Related Papers. CFD simulation of free surface flow and heat transfer of liquid slag on a spinning disc for a novel dry slag granulation process. By Peter Witt. Development of Low-Emission Integrated Steelmaking Process.

Some Fundamental Aspects of Dry Slag Granulation

Some Fundamental Aspects Of Dry Slag Granulation

Abstract There is a growing interest in development of a dry slag granulation DSG process so as to recover the sensible and latent heats from molten slags and convert iron blast furnace slags into a glassy phase that is a suitable replacement for Portland cement. The combination of waste heat recovery and conversion of slag into a saleable