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2019 An Application Example for Absorption Cooling System From Waste Heat of Basic Oxygen Furnace

— Nowadays, the demand for energy has increased in parallel with the increasing world population and the necessity to provide diversity in energy supply has emerged. It is of great importance to ensure energy efficiency and to improve waste heat recovery applications in sectors where energy is used intensively in supplying this energy demand and supply diversity. How much more energy if the benefit is reduced to that amount of production costs and emissions, emission caused environmental problems by reducing wastes, imply avoided. In this study, the evaluation of waste heat generated by steel production with basic oxygen furnace by absorption cooling system is investigated. In this study, theoretical analysis and inference method was used. The obtained results showed that the energy thrown into the atmosphere as a waste heat is evaluated with the right methods and it contributed positively to the environment, production costs and yield.

International Iron & Steel Symposium
UDCS

Aytaç AYDIN Mustafa Karagoz Emrah Deniz

377 308
Subject Area: Materials Science Broadcast Area: International Type: Oral Paper Language: English
2017 An Application Example for Demineralized Water Production from Waste Heat of Basic Oxygen Furnace Process

Today, the most important factors in the evolution of people's living standards are the development of industrialization and production capabilities. In the industrial sector, fossil-based energy sources are widely used and cause production costs to increase and competitiveness to decline, especially in countries that are dependent on energy supply. In addition to this, the use of energy as efficiently as possible and the recycling of waste energy can reduce both costs and adverse environmental problems. In the study, the use of the waste heat from the basic oxygen converter process used in the iron and steel industry has been examined again to meet the demand for demineralized water and to convert the overproduced water into a financial resource and to avoid adverse environmental effects. For this purpose, a demineralized water production system that operates on the basis of a humidification-dehumidification method compatible with the amount of waste heat, whose investment costs are more advantageous than other methods, is designed and the production capacity is calculated. It has been determined that the obtained data is at a very high level of demineralized water producing potential of the designed system and that this recycling application can be funded considerably.

International Iron & Steel Symposium
UDCS

Aytaç AYDIN Mustafa Karagoz Emrah Deniz

460 282
Subject Area: Materials Science Broadcast Area: International Type: Oral Paper Language: English
2017 An Application Example for Electric Power Production with Organic Rankine Cycle from Waste Heat of Basic Oxygen Furnace Process

Today, rapid industrialization, manufacturing innovations and the growing population rate has caused an increase in energy needs in many countries. This increase in energy needs of people to produce more energy, energy efficiency and led the search for renewable energy. The next few centuries studies renewable energy sources and focus on the efficient use of energy has been caused because of run out of fossil origin fuels. The industrial sector of energy consumption of fossil origin energy sources are widely used and especially in countries that are dependent on foreign energy supply of increased production costs and causes it to fall of its competitiveness of firms. How much more energy if the benefit is reduced to that amount of production costs and emissions, emission caused environmental problems by reducing wastes, imply avoided. In the study, both the iron & steel industry is being used in basic oxygen converter process occurring from organic rankine cycle from waste heat produced electricity with satisfying the energy needs of a partition and use in order to prevent negative environmental impacts have been studied. To this end, the waste heat from power generation system with organic rankine of cycle designed and production capacity was calculated. The data from the potential for producing electricity system designed fairly high level, and that substantial financial resources through the application of recycling have been identified that can be instantiated.

International Iron & Steel Symposium
UDCS

Mustafa Karagoz Aytaç AYDIN Emrah Deniz

437 352
Subject Area: Materials Science Broadcast Area: International Type: Oral Paper Language: English
2018 DETERMINATION OF THE POTENTIAL OF BIOGAS PRODUCTION FROM ANIMAL WASTE IN KARABUK CITY, AND BUILDING A PROTOTYPE BIOGAS PLANT

Abstract: Increasing energy consumption, depleting fossil fuel reserves and arising environmental concerns have increased the demand form alternative energy sources. Increasing demand for the alternative energy sources also promoted the researches on producing and using cheap, clean and adequate amount of energy. As an alternative energy source, biogas has a high heating value and can be produced by agricultural, animal or biological waste through different production methods. Biogas, according to its methane content, can be used seamlessly in many areas from cooking to electricity production, from cooling to heating. In this study, annual amount of animal waste in Karabuk city is determined and the potential of biogas production from this waste is calculated. Besides, a domestic type biogas plant is designed, and cost analysis is performed. Özet: Son yıllarda artan enerji tüketimi, fosil kaynaklı yakıtların tükenmeye başlaması ve önemli çevresel sorunlara neden olması, alternatif enerji kaynaklarına olan talebin artmasını sağlamıştır. Alternatif enerji kaynaklarına olan talebin artması, ucuz, temiz ve yeterli miktarda enerji üretmek ve sorunsuz kaynak kullanımı konusundaki çalışmaları ivme kazandırmıştır. Alternatif enerji kaynaklarından biri olan biyogaz; tarımsal, hayvansal ya da biyolojik atıklardan farklı yöntemlerle üretimi mümkün olan ısıl değeri yüksek bir gazdır. Biyogaz içeriğindeki metan oranına bağlı olarak pişirmeden, elektrik üretimine, soğutmadan ısıtmaya kadar birçok alanda sorunsuz bir şekilde kullanılabilmektedir. Yapılan çalışmada, Karabük iline ait yıllık hayvansal atık miktarı belirlenmiş, belirlenen atığın biyogaz potansiyeli ortaya koyulmuştur. Çalışmada ayrıca aile tipi bir biyogaz tesisi tasarımı gerçekleştirilmiş ve maliyet analizi yapılmıştır.

International Combustion Symposium
INCOS2018

Mustafa Karagoz Burak Ciftci Emrah Deniz Ahmet Korhan Binark

398 262
Subject Area: Engineering Broadcast Area: International Type: Article Language: English