scholarly journals The Assesment for CO2 Sequestration Potential by Magnesium silicate Minerals in Turkey: Cases of Orhaneli-Bursa and Divrigi-Sivas Regions

2008 ◽  
Vol 26 (5) ◽  
pp. 293-309 ◽  
Author(s):  
K. Baris ◽  
A. Ozarslan ◽  
N. Sahin

This paper examines the CO2 sequestration potential of magnesium silicate minerals in Turkey for two example cases, the Orhaneli-Bursa and Divrigi-Sivas regions. The distribution and properties of the silicate mineral deposits are provided and the quantities of CO2 that can be sequestered in these deposits is estimated. The silicate minerals in the Orhaneli and Divrigi deposits provide significant CO2 sequestration capacity. Assuming 100% mineral carbonation efficiency, approximately 2.4 million tons/year of olivine and 6.5 million tons/year of serpentine would be required to sequester the CO2 released by the power plants investigated in this study. Although more detailed studies are needed, it is concluded that this approach has potential given Turkey's large dunite (olivine) and serpentine reserves. Furthermore, the proximity of these deposits and active open-pit mines to thermal power plants emitting CO2 facilitate the utilization of mineral carbonation.

2018 ◽  
Vol 10 (12) ◽  
pp. 4400 ◽  
Author(s):  
Kyriaki Kelektsoglou

As the demand for the reduction of global emissions of carbon dioxide (CO2) increases, the need for anthropogenic CO2 emission reductions becomes urgent. One promising technology to this end, is carbon capture and storage (CCS). This paper aims to provide the current state-of-the-art of CO2 capure, transport, and storage and focuses on mineral carbonation, a novel method for safe and permanent CO2 sequestration which is based on the reaction of CO2 with calcium or magnesium oxides or hydroxides to form stable carbonate materials. Current commercial scale projects of CCS around Europe are outlined, demonstrating that only three of them are in operation, and twenty-one of them are in pilot phase, including the only one case of mineral carbonation in Europe the case of CarbFix in Iceland. This paper considers the necessity of CO2 sequestration in Greece as emissions of about 64.6 million tons of CO2 annually, originate from the lignite fired power plants. A real case study concerning the mineral storage of CO2 in Greece has been conducted, demonstrating the applicability of several geological forms around Greece for mineral carbonation. The study indicates that Mount Pindos ophiolite and Vourinos ophiolite complex could be a promising means of CO2 sequestration with mineral carbonation. Further studies are needed in order to confirm this aspect.


Author(s):  
Monideepa Pati ◽  
Ujjayan Majumdar

In any power plant coal obtained from the open pit mines should be transported to the plant for the production of power. Many means of transportations are available like truck, railways pipelines, Conveyor belts etc. For Industrial purpose material handling equipment are designed in a way such that material handling is easy, fast, less maintenance cost for the equipment, efficient, safe etc. This paper discusses how conveyor belt is a better mode of transportation in power plants than any other modes available. Provided with brief Discussion various parts of the conveyor belt, and also about some types of conveyor belts used in Power plants. There are many types of conveyer belts present that can be used as per the need of different power plants. Also provided with a proper safety design values for the safe and efficient working of the belt.


Geosciences ◽  
2018 ◽  
Vol 8 (12) ◽  
pp. 483 ◽  
Author(s):  
M. Jorat ◽  
Maniruzzaman Aziz ◽  
Aminaton Marto ◽  
Nabilah Zaini ◽  
Siti Jusoh ◽  
...  

Malaysia is anticipating an increase of 68.86% in CO2 emission in 2020, compared with the 2000 baseline, reaching 285.73 million tonnes. A major contributor to Malaysia’s CO2 emissions is coal-fired electricity power plants, responsible for 43.4% of the overall emissions. Malaysia’s forest soil offers organic sequestration of 15 tonnes of CO2 ha−1·year−1. Unlike organic CO2 sequestration in soil, inorganic sequestration of CO2 through mineral carbonation, once formed, is considered as a permanent sink. Inorganic CO2 sequestration in Malaysia has not been extensively studied, and the country’s potential for using the technique for atmospheric CO2 removal is undefined. In addition, Malaysia produces a significant amount of solid waste annually and, of that, demolition concrete waste, basalt quarry fine, and fly and bottom ashes are calcium-rich materials suitable for inorganic CO2 sequestration. This project introduces a potential solution for sequestering atmospheric CO2 inorganically for Malaysia. If lands associated to future developments in Malaysia are designed for inorganic CO2 sequestration using demolition concrete waste, basalt quarry fine, and fly and bottom ashes, 597,465 tonnes of CO2 can be captured annually adding a potential annual economic benefit of €4,700,000.


2009 ◽  
Vol 1 (1) ◽  
pp. 4873-4879 ◽  
Author(s):  
Alicja Uliasz-Bocheńczyk ◽  
Eugeniusz Mokrzycki ◽  
Zbigniew Piotrowski ◽  
Radosław Pomykała

2013 ◽  
Vol 633 ◽  
pp. 322-334 ◽  
Author(s):  
Snežana D. Pantelić ◽  
Gradimir Ivanović ◽  
Radivoje Mitrovic ◽  
Dragan Jovanovic ◽  
Dragan Stošić ◽  
...  

This paper presents a modern systematic approach to the improvement of the management system for auxiliary mechanization operations at an open-pit coal mine. The approach is based on an integrated model (IM) of business processes and information systems (IS). Within IS/ICT system development, implementation of GPS/GPRS technologies is also described in this paper. Experimental research on this holistic approach was performed at the thermal power plants and open-pit coal mines in Kostolac, Serbia. Results confirmed the importance of this concept for auxiliary mechanization operations management based on selected KPIs (e.g. working moto-hours of the machine) and technical parameters (e.g. readiness).


2016 ◽  
Vol 52 (4) ◽  
pp. 704-711 ◽  
Author(s):  
M. Radosavljević ◽  
S. Vujić ◽  
T. Boshevski ◽  
J. Prashtalo ◽  
B. Jovanović

2018 ◽  
Vol 6 (3) ◽  
pp. 1-7
Author(s):  
Afrim Syla

Airborne particulate matter with aerodynamic diameters less than 10 microns (referred to as PM10) is one of the six criteria pollutants used by the U.S. Environmental Protection Agency as indicator of air quality. During the last decade, the health effects of urban aerosols have become a major concern for the society. The main environmental problems in Kosovo include all issues related to water supply and sanitation system, air quality, solid waste management and urban infrastructure. The major problem remains high pollutions, energy losses and low collection efficiency. The awareness of environmental issues among the general public is poor. Air quality is degraded by various polluters, including traffic and two big thermal power plants which are located close to the surface lignite deposit in Obiliq. Emission of dust and ash from the thermo power plants exceeds by far the EU standards. Gas emissions have a high level of PM, CO2, SOx, NOx. For coal generation, reducing non-GHG pollutant emissions (SO2, NOx, PM) is significantly important. Additional problems are the ash hills that have more than 40 million tons of ash and are taking about 165 ha of agricultural land, as well as the pits created the coal extraction in the lignite open pit mines.


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