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  • Slag Granulation with Continuous Dewatering

    2021.6.16  and removal” of the granulated slag sand through the INBA dewatering drum with its self-adjusting dewatering speed relative to the slag flow. Three different

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  • Slag Dry Granulation Tenova

    Slag Dry Granulation. Tenova developed a valorization process for the EAF and LF slag as a raw material. The process consists in the fast cooling of the liquid slag mixed with

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  • Experimental study of rotating dry slag granulation unit:

    2016.8.25  Abstract. Blast furnace slag is a high-value by-product of the iron and steel industry. It leaves the plant at a very high temperature and possesses a large quantity of

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  • A Review of Granulation Process for Blast Furnace Slag

    2021.12.4  Blast furnace slag is a by-product of blast furnace (BF) ironmaking produce. Every pig iron production is accompany by 0.3 ~ 0.6 tons of blast furnace slag

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  • (PDF) RECENT DEVELOPMENTS IN DRY SLAG GRANULATION

    2017.9.1  Slag. Conference Paper PDF Available. RECENT DEVELOPMENTS IN DRY SLAG GRANULATION: A PATH TO IMPROVING SAFETY AND SUSTAINBILITY

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  • Granulation mechanism of gas quenching blast furnace slag

    2020.2.16  In order to overcome the environmental pollution caused by traditional water-quenching slag treatment and recover a large number of waste heat from blast

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  • (PDF) Slag granulation systems for blast furnaces

    2005.1.1  Equipment for the systems for the slag granulation has been described. The granulator spray-head and transport chute The water quantities for the spray head are

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  • DESIGN OF A DRY SLAG GRANULATION PLANT FOR

    2023.3.11  a blast-furnace slag dry granulation plant with a capacity of 1 million tons of slags per year, also intend-ed for the recovery of slag heat. This plant can replace the

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  • Tapping hot slag for energy - Metals Magazine

    2018.10.1  Tapped at 1,500 degrees Celsius, hot slag from blast furnaces retains a staggering 1.7 ­Gigajoules of energy per ton — enough to ­sustainably power an electric car for months. Currently, this precious

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  • Analogue experimental study on centrifugal-air blast granulation for ...

    2015.9.5  The schematic of experimental apparatus for centrifugal granulation of BF slag and other working media is shown in Fig. 1a. A furnace equipped with a crucible, a controlling stick and a liquid outlet at the bottom was employed to melt the working medium and to release the molten liquid medium at a preset flow rate through a connected tube.

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  • Dry Granulation and Solidification of Molten Blast Furnace Slag

    In order to develop a process of both recovering the heat retained in molten blast furnace slag and producing aggregate for concrete making, characteristics of molten slag in granulation and solidification were investigated. The newly developed method of dry granulation, consisted in making the molten slag collide with a hard surface that was

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  • Dry Slag Granulation - The Environmentally Friendly Way to ...

    The slag, which has a tapping temperature of around 1,500°C, is normally used as a substitute for cement clinker or as an aggregate material in road construction. The current state-of-the-art practice is to granulate molten blast furnace slag in wet-granulation plants using large volumes of water. However, up until now it has not been possible ...

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  • Cold experiments on ligament formation for blast furnace slag granulation

    2012.7.1  Highlights. The results can be used in the granulation of molten blast furnace slag. The three different states of disintegration occur as the angular speed of rotary cup increases. The mechanism of ligament disintegration is analyzed. Eq. (8) can be used to predict the diameter of liquid drop. A rotary cup with an inner depth of 30 mm is ...

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  • Some Fundamental Aspects of Dry Slag Granulation

    2014.7.8  Slag droplets with high velocities on collision with inclined surfaces generally exhibit a process of falling → contacting → spreading → recoiling → bouncing → rolling or tumbling, as shown in Figure 5. (a) Time = -9 ms (b) Time = 0 ms (c) Time = 1 ms (d) Time = 3 ms Falling Colliding Spreading Spreading.

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  • Dry Slag Granulation: A Path to Improving the Safety and

    2016.8.23  Abstract. Slag dumping and water granulation are the most commonly used slag treatment methods in the metallurgical industries. In both processes, water is present (by desire for cooling and dispersion or as a result of rain accumulation) and thus equipment and operations are designed to minimize and mitigate the risk of steam

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  • Advanced Tech for Efficient By-Product Recycling - Primetals

    Ferrous briquetting – Recycling of by-products. Our solution for recycling of the by-products uses a cold briquetting process, with proven equipment and application of a suitable binder selected for each application, to ensure highest possible product quality of briquettes that can be charged into a DRI plant, blast furnace, Corex or LD (BOF ...

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  • Hoesch Ajo System for Granulation of Blast Furnace Slags

    Hoesch HUttenwerke AG, Dortmund, West Germany, is an integrated steel work of the Estel-group. The nominal annual production capacity-is about 7 Mio tons of steel. Hoesch has a long experience in operation of diffe- rent types of slag granulation plants and of utilization of the granulated product. This experience is used to granulate a large amount

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  • [PDF] Dry Slag Granulation - Semantic Scholar

    Dry Slag Granulation – The Future Way to Granulate Blast Furnace Slag. The design and erection for Phase 2 pilot-plant at the site of voestalpine Stahl in Linz has been fin ished in May 2017 followed by a intense commissioning phase. Since Ju ne 2017 discontinuous batch campaign operation are executed to gain know-how and allow for process ...

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  • (PDF) Dry slag granulation with integrated heat

    2011.7.1  Dry slag granulation with integrated heat recovery. July 2011. Conference: 1st International Conference on Energy Efficiency and CO2 Reduction in the Steel Industry (EECR Steel 2011) At ...

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  • Dry slag granulation with integrated heat recovery - 百度学术

    2011.7.1  Dry slag granulation with integrated heat recovery. To evaluate the compressive strength of mineral-admixtured concrete (MAC) that incorporates fly ash (FA), ground granulated blast-furnace slag (GGBS) and silica fume (SF), uniaxial compression tests were carried out in this study. For mix proportions of concrete, a water-to-binder

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  • SLAG GRANULATION - NAVIC

    The slag granulation installation designed by us enables its easy transport and dosing. Basic scope of design works: – Development of slag granulation technology (parameters: 35Mg of slag with temperature 1120-1280°C during 15min cycle); – slag hopper, flood trough and granulation trough; – wet dust extraction system and extraction of ...

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  • Numerical Simulation of the Slag Granulation Process in Gas

    2023.5.11  In the heat recovery technology of molten slag granulation, gas quenching is one of the most promising and crucial technologies for high-quality resource utilization. This study performed numerical investigations on the slag granulation process through the realizable k-epsilon model and volume of fluid methodology and gained deep insight into

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  • Research status of centrifugal granulation, physical heat recovery

    2021.8.1  After being subjected to granulation, BF slag can subsequently undergo a heat recovery process to extract the thermal energy. Based on the energy conversion forms of the BF slag particles, the heat recovery technology used for extracting thermal energy from BF slag is classified as either the physical method or the chemical method.

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  • 12×10 G-GH Dredge Gravel Pump for Slag Granulation

    A slag granulation plant consists of three parts: granulation, dewatering and storage. The current peak capacity of the slag granulation plant is 8 t/min. The system consists of thermal well tanks, cooling towers, pumps, pipelines and valves. Two water circuits, each with G/GH gravel centrifugal pumps, provide the water needed for slag granulation.

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  • Granulation mechanism of gas quenching blast furnace slag

    2020.2.16  In order to overcome the environmental pollution caused by traditional water-quenching slag treatment and recover a large number of waste heat from blast furnace slag (BFS), the dry granulation process had attracted more and more attention, in which the granulation process was the key. The slag granulation and the crystallization

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  • Installation of a State-of-the-Art Slag Granulation Plant

    2018.11.22  Slag removal. This paper deals with the contract to supply a granulation facility for blast furnace ‘B’. The installation of the plant at Blast Furnace ‘B’ was required in order to complement the already existing facility at blast furnace ‘A’. Typical performance of Blast Furnace ‘B’ over the last few years is indicated in ...

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  • Experimental investigation on ligament formation for molten slag ...

    2014.12.5  During the dry granulation for molten blast furnace slag, rotary cup is used to atomize the molten slag.In this study, the mechanism of ligament formation for molten slag granulation was investigated. The results indicated that the transition equations from direct drop formation to ligament formation and ligament formation to sheet formation,

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  • Experimental investigation on molten slag granulation for

    2016.6.25  For three kinds of metallurgical molten slag granulation, molten ligaments formed around rotary cup edge, which was consistent with the results shown in Fig. 2. For blast furnace slag granulation and ferroalloy slag granulation, solid particles was almost uniform, as shown in Fig. 3 (a) and (b). But the length of molten slag ligament in ...

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  • Valorization of LF slag: the Pittini Group tests Tenova's air ...

    2023.7.13  In last two years, the Pittini Group installed and tested an industrial-scale pilot plant for the dry granulation of Ladle Furnace Slag (LFS) implementing the process developed and designed by ...

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  • Design of a Dry Slag Granulation Plant for Blast Furnace No.

    2023.3.6  This article discusses the engineering and computational methodology of designing the main units of a blast-furnace slag dry granulation plant with a capacity of 1 million tons of slags per year, also intended for the recovery of slag heat. This plant can replace the slag wet granulation plant at blast furnace No. 5 at the iron and steel works of

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  • Dry Slag Granulation with Energy Recovery: Operation of full ...

    摘要：. Paul Wurth has approached the topic of dry slag granulation with a simple but effective method in which where steel spheres and liquid slag are mixed to achieve fast cooling of the blast furnace slag while creating a product with highest possible energy content.Following different test series, where the slag quality and suitability ...

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  • Energy–environment–economy evaluations of

    2016.6.1  A prototype dry slag granulation system was proposed and designed in commercial scale. • The input and output flows of each slag-treatment system were identified. • Life cycle assessment on the dry slag granulation method and water quenching methods was carried out. • Economic costs and returns during the lifetime of slag were

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  • slag granulation - Traduction française – Linguee

    aller de l'idée (granulation "intelligen te" ou. [...] "consciente des transitoires") jusqu'à un patch qui fonctionne. jeanfrancoischarles. jeanfrancoischarles. De très nombreux exemples de phrases traduites contenant "slag granulation" – Dictionnaire français-anglais et moteur de recherche de traductions françaises.

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  • Dry slag granulation with integrated heat recovery

    2011.6.27  Design and Operation of Dry Slag Granulation Pilot Plant. 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

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  • slag granulation - 英中 – Linguee词典

    大量翻译例句关于"slag granulation" – 英中词典以及8百万条中文译文例句搜索。 公司依托浙江丰富的茶叶资源和一批有着30多.茶叶工作经验的人力资源，秉承中西结合的优秀管理理念，引进 提取系统、膜过滤系统、反渗透浓缩机、喷雾干燥塔、液相色谱、气相色谱等一批国内 外 先进生产 检测 设备 ...

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  • Blast Furnace Slag Granulation at the Cast House – IspatGuru

    2013.5.5  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. From the runner, the liquid slag stream at around 1,500 deg C is poured

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