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Recovery, Utilization and Research of Waste Heat from the ...

To make use of waste heat of water quenching for blast furnace slag in production, this paper introduces and then analyzes some ways of waste heat recovery is used to power generation, sea water desalination and heating, in particular, indicates that the form of indirect heating of graining tower steam recycling equipment is the best most application and extension.

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Utilization of industrial waste | Fortum

Utilization of industrial waste. We are ready to take on full responsibility of our customers' waste management. This also means we are designing cost-effective and environmentally sustainable solutions for our own by-product flows. We utilise by-products primarily in connection to our present activities such as: landscaping, road, open area ...

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Heat Transfer and Energy Utilization of Waste Heat ...

Steel industry is high energy-consuming industry, and its waste heat recovery is critically important for energy utilization. In this study, pipeline bundle is used to enhance heat transfer in waste heat recovery device, and associated gas-solid heat transfer and energy utilization performance with different pipeline arrangement, pipe diameter and shape of internal component are further analyzed.

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Home - Industrial Solid Waste Processing. Please Choose ALPA.

The step utilization of fly ash from admixture to inorganic filler; High value utilization of coal gangue, tailings, red mud, etc-- Stone plastic series and inorganic stone, etc. High temperature slag sensible heat recovery and tail slag ultrafine powder preparation

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Introductory Chapter: Metallurgical Solid Waste | IntechOpen

Jan 03, 2019· However, the traditional water quenching slag process wastes a lot heat of slag, polluted environment, and consumed water resources. Therefore, it is very important to develop technology for the utilization of waste heat from blast furnace slag and steel slag. Industrial storage is not the only way to solve the problem of comprehensive ...

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Waste Heat Recovery - Energy

Waste Heat Recovery: ­ Technology and Opportunities in U.S. Industry ­ Prepared by BCS, Incorporated . March 2008 . iii ­

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Thermodynamic Analysis of Blast Furnace Slag Waste …

Apr 14, 2015· 10%· The concept of the "recovery-temperature countercurrent, energy cascade utilization" is a BF slag waste heat-recovery system that combines the physical and chemical recycling method. The aim of this article was to evaluate the BF slag waste heat-recovery conditions in the proposed integrated system by the enthalpy–exergy diagram.

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The Failure Mechanisms of Precast Geopolymer after Water ...

Sep 17, 2021· The current utilization rate of steel slag is only 22% in china, far behind the developed countries. At present, the amount of slag deposited in storage yard adds up to 30Mt, leading to the ...

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Heat recovery in dry granulation of molten blast furnace slag

@article{osti_5610662, title = {Heat recovery in dry granulation of molten blast furnace slag}, author = {Tetsuro, N and Hiroshi, N and Koichi, F and Tsukio, I}, abstractNote = {In a research and development project undertaken jointly between Ishikawajima-Harima Heavy Industries Co. and Sumitomo Metal Industries, Ltd., a process has been developed for granulating molten slag discharged from ...

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A novel method of utilization of hot dip galvanizing slag ...

Feb 15, 2018· Novel method of utilization of hot dip galvanizing slag using the heat waste from itself for protection from radiation. Good agreement is observed between experiment and WinXCOM results. Shielding properties of the prepared samples are better than some concretes, glasses and alloys.

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Latent Heat of Amorphous Slags and Their Utilization as a ...

The utilization of latent heat of slag crystal-lization can decrease the temperature of waste gas, or in other words, even a lower grade waste heat can be used. 2. Experimental The experimental apparatus and procedure for making the slag particles are the same as that described in a previ-

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Preparation of Slag Wool by Integrated Waste-Heat Recovery ...

The proposed method is also deemed to represent a new way to simultaneously utilize the waste-heat and waste-resources of high temperature BF slag. Along with the main SiO 2 and Al 2 O 3 components, coal ash (CA) has a significant effect on the viscosity and acidity coefficient (mass fraction of (SiO 2 + Al 2 O 3 )/(MgO + CaO)) of the melts.

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- lnpu.edu.cn

Power Plant Boiler High Temperature Slag Waste Heat Recovery and Utilization Technologies: YU Huipeng, LIU Baoyu *, WAN Kuifang, LIANG Yuan, LYU Ronghang, FAN Wenlin: college of Petroleum Engineering,Liaoning Shihua University,Fushun Liaoning 113001, China

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A novel method of utilization of hot dip galvanizing slag ...

A novel, unconventional, low cost, eco-friendly and effective shielding materials have been made utilizing the hot dip galvanizing slag using the heat waste from itself, thereby saving the natural resources and preventing the environmental pollution. SEM-EDS of shielding materials indicates that the other elements are distributed in Zn element.

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(PDF) An Overview of Utilization of Blast Furnace and ...

The paper focuses on the utilization of industrial waste as a mold material in the foundry industries. The industrial waste used in these papers is red mud, ferro-chrome, and blast furnace slag ...

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A review of waste heat recovery technologies towards ...

Dec 01, 2013· Utilization of slag. Besides the high-temperature waste heat carried by slag, the slag itself is a kind of raw material which can be widely used as Portland cement, glass–ceramics, ready mixed concrete, asphaltic concrete, roadbed material and construction aggregate.

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-Progress in Comprehensive Utilization of …

Nov 11, 2020· Using molten copper smelting slag to moderately deplete-eddy current smelting reduction to prepare copper-containing antibacterial stainless steel/wear-resistant cast iron, and co-produce cement clinker, which not only realizes high-value utilization of copper slag without slag, but also effectively utilizes copper slag waste heat.

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Techno-Economic Analysis of a Novel Full-Chain Blast ...

Aug 17, 2021· This paper proposed a novel full-chain blast furnace slag utilization system to solve the problem of waste heat recovery and high value-added production. Cascade recovery of slag waste heat was realized by using coal gasification reaction and the waste heat recovery ratio reached 73.61%.

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Multi-Stage Control of Waste Heat Recovery from High ...

Whatever the utilization method applied, the understanding of the variation of slag properties during cooling processes and the control of heat transfer are fundamental for simultaneously realizing waste heat recovery and slag recycling. Considering the large amount of BF slags, the present study was focused on BF slags. Meanwhile, iron ore has ...

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Thermodynamic Analysis of Blast Furnace Slag Waste Heat ...

Apr 14, 2015· The concept of the "recovery-temperature countercurrent, energy cascade utilization" is a BF slag waste heat-recovery system that combines the physical and chemical recycling method. The aim of this article was to evaluate the BF slag waste heat-recovery conditions in the proposed integrated system by the enthalpy–exergy diagram.

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Company profile||

At present the company in blast furnace slag waste heat has the most mature technology utilization, in the recovery of low temperature flue gas have also been successful cases, has been in Tianjin, Hebei, Liaoning, Shandong, Shanxi, Heilongjiang, Inner Mongolia, Henan, Jiangsu and other places of successful application.

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High-temperature analogy experimental investigation on dry ...

High-temperature analogy experimental investigation on dry granulating characteristic of rotating disk for waste heat utilization of molten slag Wang, Dongxiang, Ling, …

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Multi-Stage Control of Waste Heat Recovery from High ...

Whatever the utilization method applied, the understanding of the variation of slag properties during cooling processes and the control of heat transfer are fundamental for simultaneously realizing waste heat recovery and slag recycling.

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CCU Technology Development at RIST

• CO2capture and utilization technology in iron and steel industry-CO2Capture-Waste Heat Recovery from flue gas and molten steelmaking slag-CO2Utilization •Power generation from waste heat •Restoration of coastal environments by steel-making slag • Development of novel process for the synthesis of DMC

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Heat Transfer Characteristics of Calcined Petroleum Coke ...

In China's industrial production, waste heat resource is rich and various, such as waste heat from high temperature gas, coke slag, and other solid particles . The researches on waste heat utilization of high temperature gas and liquid are relatively wide, and technology of waste heat recovery is …

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Burner waste heat recovery and utilization

Jul 02, 2021· 3.Recovery paths. There are many ways to recover and utilize waste heat, but there are three main ways: direct utilization of waste heat, waste heat power generation, and comprehensive utilization of waste heat. 4.Economic benefits. Waste heat recovery and utilization is an important way to improve economy and save fuel.

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High Temperature Rheological Characteristics of Iron and ...

making processing. Although chemical methods have been accepted by most researchers to be a better option for waste heat recovery, however, there is need for complex and multi-step technologies so as to obtain meaningful energy and material recoveries. Keywords Rheology, Iron and steel making slag, High temperature, Gas emission, Waste heat ...

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Treatment of steel slag iron slag | ZY mining

Feb 12, 2019· The production line integrates the comprehensive utilization of metallurgical slag, waste heat steam, blast furnace gas and other renewable resources. It can save sand and stone transportation (with a distance of 30 kilometers) and use 162,000 liters of oil per year (heavy load trucks consume 1.5 per ton of steel slag oil). l / 100 km); can ...

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Thermodynamic Studies on Steel Slag Waste Heat Utilization ...

Oct 18, 2020· Srinivasarao M., Kumar N., Syamsundar A. (2021) Thermodynamic Studies on Steel Slag Waste Heat Utilization for Generation of Synthesis Gas Using Coke Oven Gas (COG) as Feedstock. In: Bose M., Modi A. (eds) Proceedings of the 7th International Conference on Advances in Energy Research. Springer Proceedings in Energy. Springer, Singapore. https ...

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best quality blast furnace refining slag in russia ...

Technical Report UDC 669 . 162 . 275 . 2 : 666 . 943 . 2 High Performance Construction Products Using Highly Pulverized Blast Furnace Slag in2. Utilization of Ground Granulated Blast Furnace Slag Blast furnace slag cement has many advantageous properties such as the long-term strength development, the restraining of the alkali–silica reaction, good […]

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TECHNOECONOMIC ANALYSIS FOR UTILIZATION OF …

Waste heat is also carried away with slag in the range of (1.8 – 2) GJ/t of slag (Akiyama et al. 2000). Different methods of heat recovery are discussed in the literature for this high ... (heat source) or steam or any other waste heat source for its utilization in absorption refrigeration. The water that is absorbed into concentrated ...

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Waste heat recovery from blast furnace slag-washing water ...

Waste heat utilization of blast furnace slag-washing water project payback period of only one heating period, can also apply for State energy conservation subsidies, and by way of collection of heating charges, create benefits for the steel mills, and cost savings. Also, because the

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Development process and trend of the waste heat recovery ...

Utilization of hot slag and its waste heat (1450-1650°C) constitute a great challenge for iron and steel industry. In recent years, a method different from the traditional one, has been developed ...

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