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REVIEW ON RADIOACTIVE CONCRETE RECYCLING METHODS

REVIEW ON RADIOACTIVE CONCRETE RECYCLING METHODS

REVIEW ON RADIOACTIVE CONCRETE RECYCLING METHODS

5 Review on radioactive concrete recycling methods 1489 radioactive concrete aggregates can be easily incorporated in new shielding structures, with the condition

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SELECTION TESTS FOR RECYCLED RADIOACTIVE SAND

concrete. Ishikura et al. [1, 2] showed that radioactive concrete recycling can be a major solution for reducing the volume of waste and a contribution for

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Volume Reduction of Radioactive Concrete Wastes by Thermal ...

Review on radioactive concrete recycling methods. ... There are discussed classic and innovative methods for radioactive concrete recycling, having as main

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Radiological safety evaluation of dismantled radioactive ...

Jun 01, 2021  For evaluating the radiological safety of dismantled concrete, the process of disposal and recycling of the radioactive concrete generated during the dismantling

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Use of recycled plastics in concrete: A critical review

This paper summarizes the current published literature until 2015, discussing the material properties and recycling methods of plastic and the influence of plastic

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Utilization of Crushed Radioactive Concrete for Mortar to ...

Jul 01, 2004  Review on radioactive concrete recycling methods. ... There are discussed classic and innovative methods for radioactive concrete recycling, having as main

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STANDARD REVIEW PLAN

The solid waste management system (SWMS) manages radioactive wastes, as liquid, wet, and dry solid wastes, produced during normal operation and anticipated operational

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Radioactive methods for detecting concrete imperfections ...

Radioactive methods for detecting concrete imperfections and steel locations. Ming‐Cheng Chen Department of Civil Engineering , Ching Yun University , Chung‐Li

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Radiological safety evaluation of dismantled radioactive ...

Jun 01, 2021  For evaluating the radiological safety of dismantled concrete, the process of disposal and recycling of the radioactive concrete generated during the dismantling of Kori Unit 1 is analyzed. Four scenarios are derived based on the analysis of the concrete recycling and disposal process, and the potential exposure to the workers and public during ...

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Feasibility study on the volume reduction of radioactive ...

Aug 01, 2021  Moreover, adapting the results of the volume reduction method from previous research to radioactive concrete wastes would fail to meet the clearance criteria (0.1 Bq g −1 for 137 Cs and 60 Co) for radioactive wastes , . Therefore, further treatment of the radioactive concrete wastes is required.

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Innovative and conventional techniques for managing the ...

Jan 01, 2021  Additionally, comprehensive publications on radioactive waste management methods and techniques include, among many others: Ojovan and Lee (2013), Lee et al. (2013), Rahman et al. (2014). In general, after considering the radiological risks for reuse of radioactively contaminated concrete, the following options are available for the management of concrete materials and waste

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Use of recycled plastics in concrete: A critical review

This paper summarizes the current published literature until 2015, discussing the material properties and recycling methods of plastic and the influence of plastic materials on the properties of concrete. To provide a comprehensive review, a total of 84 studies were considered, and they were classified into sub categories based on whether they ...

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Disposal of Slightly Contaminated Radioactive Waste from ...

Disposing of Very-Low Level Radioactive Waste - 10 CfR Section 20.302." This Information Notice reminded nuclear power plant licensees that they could apply on a case-by-case basis for alternative methods for disposal of slightly contaminated radioactive materials (i.e., methods

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Radioactive waste: A review - Deng - 2020 - Water ...

Aug 29, 2020  The authors summarized that the discussed two-step membrane process is an easy-access and suitable method for recovering and treating radioactive wastewater containing boric acid. A study purifying low-level radioactive waste generated from a nuclear research reactor through the usage of track-etched membranes that has been hydrophobized was ...

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Storage and Disposal Options for Radioactive Waste - World ...

Most low-level radioactive waste is typically sent to land-based disposal immediately following its packaging. Many long-term waste management options have been investigated worldwide which seek to provide publicly acceptable, safe and environmentally sound solutions to the management of intermediate-level waste and high-level radioactive waste.

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A Review on Radiation Damage in Concrete for Nuclear ...

Aug 15, 2016  Concrete is a relatively cheap material and easy to be cast into variously shaped structures. Its good shielding properties against neutrons and gamma-rays, due to its intrinsic water content and relatively high-density, respectively, make it the most widely used material for radiation shielding also. Concrete is so chosen as biological barrier in nuclear reactors and other nuclear

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(PDF) Modern Waste Management Techniques - A Critical Review

The landfilling method is one of the best method of final disposal / treatment of solid waste globally. In India, 68.8-million-ton year solid waste are generated and 35% of the solid waste is ...

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Trends in Technology Development for the Treatment of ...

R. Deju, D. Dragusin, I. Robu, C. Mazilu, and C. Tuca, "Review on radioactive concrete recycling methods", Rom. Rep. Phys., 65(4), 1485-1504 (2013). B.S. Lee, "Management of decommissioning waste from nuclear power plant", 2015 Autumn Workshop of Korean Radioactive Waste Society (Workshop for current status and prospect of technology ...

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Developing methods for detecting radioactive scrap ...

Jul 01, 1995  Developing methods for detecting radioactive scrap. Full Record; Other Related Research; Abstract. During the last 10 years, there have been major developments in radiation detection systems used for catching shielded radioactive sources in scrap metal. The original testing required to determine the extent of the problem and the preliminary ...

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(PDF) A Review Paper on Construction and Demolition Waste ...

Based on the zero waste approach recycling CD wastes is considered a most important challenge and requires a lot of investigation and research work, on the other hand at the same time is too useful as it favors closed circuit circulation of material with great benefit to the country scale and also around the world.The method of construction ...

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Know the 7 Most Effective Hazardous Waste Disposal Methods ...

2. Recycling. Many people, companies, and industries around the world are using the recycling method more and more with time. This works as a way to use waste as energy or instead make new products from it. With materials like plastic, glass, paper, and some metals this is a

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26.8 Decontamination Technologies - IAEA

¾Hydro jet Method ¾Blast Method ¾Strippable coating Method 10 International Atomic Energy Agency Decontamination after Dismantling (metallic structures) Objectives : Reduction of radioactive waste or recycling Pipes, Components Open or closed system ¾Chemical Immersion Method ¾Electrochemical Method ¾Blast Method ¾Ultrasonic wave Method ...

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Recommendations to the NRC for review criteria for ...

Recommendations to the NRC for review criteria for alternative methods of low-level radioactive waste disposal: Task 2b: Earth-mounded concrete bunkers

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A comprehensive review on radioactive waste cycle from ...

May 20, 2021  Radioactive wastes are the byproduct of nuclear technology and industrial processes. Unlike any other waste stream, radioactive wastes are hazardous to living beings and the environment. Due to the harmful effect of radioactivity, radioactive wastes are governed and regulated by the government authority for the safety of the people and the environment. According to the waste

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Feasibility study on the volume reduction of radioactive ...

Aug 01, 2021  Moreover, adapting the results of the volume reduction method from previous research to radioactive concrete wastes would fail to meet the clearance criteria (0.1 Bq g −1 for 137 Cs and 60 Co) for radioactive wastes , . Therefore, further treatment of the radioactive concrete wastes is required.

get price

Disposal of Slightly Contaminated Radioactive Waste from ...

Disposing of Very-Low Level Radioactive Waste - 10 CfR Section 20.302." This Information Notice reminded nuclear power plant licensees that they could apply on a case-by-case basis for alternative methods for disposal of slightly contaminated radioactive materials (i.e., methods

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(PDF) Radioactive Contamination of Concrete: Uptake and ...

Proceedings of ICEM ‘03: th The 9 International Conference on Radioactive Waste Management and Environmental Remediation September 21 – 25, 2003, Examination School, Oxford, England icem03-4814 RADIOACTIVE CONTAMINATION OF CONCRETE: UPTAKE AND RELEASE OF RADIONUCLIDES Adrian Bath Guido Deissmann Intellisci Ltd Brenk Systemplanung GmbH

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Disposal of Nuclear Waste: Methods and Concerns

The disposal methods for nuclear waste most used is simple storage. For example, dry cask storage uses steel cylinders along with inert gas or water to seal and store radioactive waste from spent fuel pool. [5] The steel cylinder is usually further placed in a concrete cylinder.

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A Review on the Status of the Decommissioning Waste ...

A Review on the Status of the Decommissioning Waste Recycling System in the World Ye Jeon Lim, Sae Mi Hwang, So On Park, Byung-Sik Lee* Dankook University, 119, Dandae-ro Dongnam-gu, Cheonan, Chungnam, 31116, Korea *[email protected] 1. Introduction A large amount of radioactive wastes are generated

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Trends in Technology Development for the Treatment of ...

R. Deju, D. Dragusin, I. Robu, C. Mazilu, and C. Tuca, "Review on radioactive concrete recycling methods", Rom. Rep. Phys., 65(4), 1485-1504 (2013). B.S. Lee, "Management of decommissioning waste from nuclear power plant", 2015 Autumn Workshop of Korean Radioactive Waste Society (Workshop for current status and prospect of technology ...

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METAL WASTE MANAGEMENT AND RECYCLING METHODS

In recycling, the separation of radioactive and non-radioactive materials is essential to the minimization of the waste generated. Additionally, it maximizes the abil-ity of material reuse and recycling, but at the same time, worker exposure needs to be taken into account (Sam-seth, 2012). Hrncir et al. (2013) discuss scenarios of

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Literature Review on Different Plastic Waste Materials Use ...

laboratory to study the variation of concrete properties from normal concrete. The behavior of concrete is studied under various combination of plastic waste material with regard to effect on various concrete properties. This paper is based on the review of literature which gives the idea of utilizing various plastic waste materials in the ...

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A Review on Radiation Damage in Concrete for Nuclear ...

Aug 15, 2016  Concrete is a relatively cheap material and easy to be cast into variously shaped structures. Its good shielding properties against neutrons and gamma-rays, due to its intrinsic water content and relatively high-density, respectively, make it the most widely used material for radiation shielding also. Concrete is so chosen as biological barrier in nuclear reactors and other nuclear

get price

How do we manage radioactive waste? UK Radioactive Waste ...

Radioactive waste management involves a series of stages, including planning and preparation, treatment, packaging, storage and disposal. Most radioactive wastes are managed in the following way: Planning and preparation: Wherever possible, sites aim to reduce the amount of waste they produce. They also plan how to manage waste before it arises.

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Low-Level Waste Disposal NRC.gov

Dec 14, 2020  The Low-level Radioactive Waste Policy Amendments Act of 1985 gave the states responsibility for the disposal of their low-level radioactive waste. The Act encouraged the states to enter into compacts that would allow them to dispose of waste at a common disposal facility. Most states have entered into compacts; however, only one new disposal ...

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Developing methods for detecting radioactive scrap ...

Jul 01, 1995  Developing methods for detecting radioactive scrap. Full Record; Other Related Research; Abstract. During the last 10 years, there have been major developments in radiation detection systems used for catching shielded radioactive sources in scrap metal. The original testing required to determine the extent of the problem and the preliminary ...

get price