موقعك الحالي:صفحة رئيسية>المنتجات
2022-1-12 · Download scientific diagram | Process flow diagram of a dry slag granulation system for steam generation. from publication: Blast Furnace Ironmaking – A View on Future Developments | Within many ...
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2022-2-6 · Process flow diagram for SVAI/Primetals Technologies' dry slag granulation system with heat recovery and steam generation[42,43] (color figure
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2019-12-9 · Process flow diagram for SVAI/Primetals Technologies’ dry slag granulation system with heat recovery and steam generation [42, 43] (color figure online) Full size image The Primetals DSG plant at voestalpine has been out of operation from April till mid-December 2018.
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2019-5-22 · In order to simulate the process of steel slag granulation, a set of equipment was made as shown in Figure 1. This consists mainly of launder, granulation tank, dewatering tank, waste water tank and fresh water tank. Solid steel slag obtained from PT. Krakatau Steel was melted in an induction furnace at 161DOe and then transferred and poured into
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2011-9-1 · The reasons for ceasing the operation of this process are not clear, although low recovery rate, scattering of the droplets, and energy intensiveness of the granulation process have been considered as the shortcomings . Download : Download full-size image; Fig. 8. Schematic diagram of slag granulation by air and heat recovery .
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2015-5-22 · The ferrochrome slag products are quality assured and CE mark ed according to the stand-ards EN 13242 and EN 13043 [3,4]. The main requirements for CE marking are the aggregate size and size distribution, resistance to fragmentation, durability against studded tyres and durability against freeze/thaw. Figure 5: Slag granulation process Water from
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2011-5-11 · International Slag Valorisation Symposium in April 2009.1 For BOF slag treatment, pyrolytic self-slaking, Wheel-granulation process (HK), and aosteel’s Slag Short Flow (BSSF) are commonplace. Until now there are no large scale processes available in China that can recover heat energy from molten slag. Several companies, institutes,
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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.
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2012-9-6 · Outotec Ausmelt Process in PGM-bearing materials production As in any extraction process, recovery of the metals is crucial. Fortunately there is little tendency for the PGMs to form species that can dissolve in the slag phases present during the various stages of the matte smelting of nickel.
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2021-8-5 · To solve the problem of difficult utilization of steel slag, the liquid steel slag was modified and the air-quenching granulation process was carried out to make steel slag into a value-added end product: air-quenching granulated steel slag. The granulated slag was tested to analyze the variation rule of slag properties under different modification conditions. Based on
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2009-8-26 · slag has a lower value. For wet granulation, it is expected that a chloride/sulphate grade split of approximately 92/8 can be attained. For the block route, it is believed that a chloride/ sulphate grade split of 85/15 can be attained. In terms of the process complexity it is believed that wet granulation of the slag will be the simpler process ...
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them, slag granulation process by a centrifugal force, which is also called DCG process, has proved its advantages due to its simpleness, controllability, less energy consumption and more sensible heat recovery in the past years.5–9) In this Modeling on Dry Centrifugal Granulation Process of Molten Blast Furnace Slag
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2022-2-4 · New process for dry granulation and heat recovery from molten blast-furnace slag Ironmaking & Steelmaking , 12 ( 1985 ) , pp. 14 - 21 , 10.1016/0304-386X(85)90024-6 View Record in Scopus Google Scholar
Read More2011-9-1 · The reasons for ceasing the operation of this process are not clear, although low recovery rate, scattering of the droplets, and energy intensiveness of the granulation process have been considered as the shortcomings . Download : Download full-size image; Fig. 8. Schematic diagram of slag granulation by air and heat recovery .
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2019-2-8 · Pilot-scale air granulation testing was completed at Sandvik Materials Technology to determine if fast cooling can be achieved in the air granulation process to prevent the transformation of β-C 2 S to γ-C 2 S and produce stable AOD slag. The pilot-scale air granulation system was able to treat from 15 kg/min to 30 kg/min of molten slag ...
Read More2011-5-11 · International Slag Valorisation Symposium in April 2009.1 For BOF slag treatment, pyrolytic self-slaking, Wheel-granulation process (HK), and aosteel’s Slag Short Flow (BSSF) are commonplace. Until now there are no large scale processes available in China that can recover heat energy from molten slag. Several companies, institutes,
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1997-5-30 · The water granulation apparatus of this invention is capable of granulating either molten matte or slag or a combination of both. Typical matte and slag compositions include those generated in copper smelting processes as those described in U.S. Pat. Nos. 5,449,395; 4,416,690; 5,217,427 and 5,007,959, all of which are incorporated herein by ...
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2017-1-1 · Process flow diagram of a dry slag granulation system with heat recovery system for fuel preheating. 5. Conclusion Within the content of this paper, we have hopefully taken the opportunity to highlight the status of the blast furnace as an advanced process that takes seriously its impact on the world.
Read MoreThere 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.
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properties of the molten slag with very high viscosity is obviously different from that reported in previous studies. 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 first observed exper-
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2018-9-24 · Abstract: The process of granulation in blast furnace slag (BFS) by gas q uench-ing can effectively recover the waste heat of BFS and improve the value-added nature of the BFS byproduct. With decreasing temperature, BFS crystallizes into melilite, anorthite, spinel, etc. Mineral crystallization, however, is not conducive
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2021-8-1 · Schematic diagram of centrifugal granulation and heat recovery process designed by (a) Picking et al. , (b) Siemens VAI Metals Technologies , (c) Davy McKee and VAI-UK , and (d) CSIRO . The combined of a rotary cup and fluidized beds as heat recovery method has also been proposed by Siemens VAI Metals Technologies [ 84 ], as shown in Fig. 12 b .
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2.1. Method of Investigating Quality of Water Granulated Slag. To investigate the relationship between the density and grain size of water granulated slag and the molten slag temperature, blowing water temperature, slag flow rate, and water/slag ratio, water granulated slag samples were taken from an actual water granulation system during the tapping period.
Read More1997-5-30 · The water granulation apparatus of this invention is capable of granulating either molten matte or slag or a combination of both. Typical matte and slag compositions include those generated in copper smelting processes as those described in U.S. Pat. Nos. 5,449,395; 4,416,690; 5,217,427 and 5,007,959, all of which are incorporated herein by ...
Read More2019-2-8 · Pilot-scale air granulation testing was completed at Sandvik Materials Technology to determine if fast cooling can be achieved in the air granulation process to prevent the transformation of β-C 2 S to γ-C 2 S and produce stable AOD slag. The pilot-scale air granulation system was able to treat from 15 kg/min to 30 kg/min of molten slag ...
Read More2011-5-11 · International Slag Valorisation Symposium in April 2009.1 For BOF slag treatment, pyrolytic self-slaking, Wheel-granulation process (HK), and aosteel’s Slag Short Flow (BSSF) are commonplace. Until now there are no large scale processes available in China that can recover heat energy from molten slag. Several companies, institutes,
Read MoreThere 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.
Read MoreBlast Furnace Slag Granulation at the Cast House . May 05, 2013 Fig 4 Schematic diagram of a slag granulation plant. Granulation section Here, the liquid BF slag is water quenched and solidified into small particles, eliminating the need for heavy crushing equipment. The liquid slag flows by runners from the BF to the granulation unit.
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2020-2-24 · Fig 1 Conceptual diagram of waste heat recovery mode in CSIRO packed bed g 0 ½ 400 500 0 t y r r Fig 2 Waste heat recovery scheme of packed bed in POSCO IRON MAKING IN KOREA Figure 3 shown the process flow chart of slag waste heat recovery developed by JFE in 2011[4]. The device used drum granulation technology to treat molten slag.
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الصين -تشنغ تشو -المنطقة الوطنية للتنمية الصناعية للتكنولوجيا المتطورة، جادة العلوم رقم 169.
الاتصال: 0371-86549132.