Category: Energy: Renewable Energy and Environmental Solutions

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Pingtung County Recovered from Natural Disaster and Achieving the Goal of Providing Domestic Electricity 100% by Green Power

After the completed “Aqua Solar Farm” project (installed capacity with 23.4 MW) due to typhoon Morakot in 2009, we are on the way to 100% green power for the need of domestic electricity in Pingtung. The first “Green Energy Promotion Office” was established to promote green energy in 2016. After engaging in “100% Renewable Cities

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Life Cycle Thinking & Social Sustainability based on Capacity Building: An Insight from Indominco Mandiri, East Borneo – Indonesia

The coal mining’s environmental management issue has become a severe global concern. Various mining management activities in Indonesia are currently starting the mine closure phase and are concentrating on developing environmentally beneficial and low-emission products. Indominco Mandiri, a coal mining company in Bontang, East Kalimantan, has implemented a capacity-building program based on social and environmental

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The CIGS Building Integrated Photovoltaics: Financial Validity of Façade Applications Under Current Technological and Market Conditions

The recent technological shift supported by the growing recognition of the public and policymakers of the renewable energy sources fostered the employments on the uncharted markets. The energy industry increasingly affects the other sectors that were not directly related to the energy generation before. The construction industry which could benefit from the Building Integrated Photovoltaics

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The Study of Using the Opaque Wall Material to Manage Overall Thermal Transfer for the Heritage Hospital Façade in Bangkok

Many hospitals in Bangkok metropolitan districts are awaken to the global warming crisis. It results that the temperature in the winter is closed to the summer. The following effect is that the old hospital buildings, are confronting the energy over consumption than ever. In particular, the old facades are needed renovation to preserve comfortable condition.

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Optimized Approaches to Urban Spatial Form Design for Better Ventilation- A Study in Changzhou, China

Rapid urbanization process has brought about a global challenge in the ecological environment, such as air pollution and “Urban Heat Island Effect”. On one side, climate is one of the most important elements that maintains human survival and production, and also the key factor of spatial morphology. On the other side, different spatial forms also

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Role of Corporate Social Responsibility in Hospitals to Improve Environmental Sustainability

Businesses have started integrating CSR as a critical strategy in their core operations, plans, and activities to promote sustainability. Hospitals are one such domain where it is inevitable to be socially responsible with its daily operations. It is also essential to understand the impact of environmental CSR initiatives in the context of hospitals. Despite this,

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Study on Partial Discharges Features Evolution of Underground Cable Joints during Insulation Degradation

Underground cables are significant links in metropolitan power systems. Hence, any cable accident can cause high economic losses and disruption of service to customers. Recently, the condition-based maintenance (CBM) method proposed to improve the weakness of time-based maintenance becomes feasible in smart grid, which optimizes and improves the reliability of power systems. This paper focuses

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Cost and Benefit Optimization on Installation of Distribution Feeders Voltage Control Equipment considering Distributed Generations

The primary purpose of this study is to explore the impacts of distributed generation (DG) interconnections on distribution systems in Taiwan. To build a DG-friendly distribution system for the development of DGs, a genetic algorithm with Pareto optimality is utilized to analyze the cost and benefit of installing a distribution feeder voltage control equipment that

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Soil Carbon Contents of Teak Plantation in Agroforestry Farming of Ban Tham Suea, Kaeng Krachan District, Phetchaburi Province, Thailand

Increase of atmospheric carbon dioxide is a serious global environmental concern. Teak plantation can store substantial amount of carbon. Soil carbon contents and properties were studied in 3, 6 and 13-years-old teak plantations located in agroforestry farming areas of Ban Tham Suea, Kaeng Krachan District, Phetchaburi Province. Soil samples were collected at  0-30 cm depth

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Study of Façade Treatment for Optimum Daylight Usage in Open Plan Offices in Context of Dhaka

Electricity consumption is the highest energy drainer when it comes to artificial lighting used in offices even though maximum office-hour coincides during the day time. Although few simple design inclusions in the initial phase of designing can reduce electricity consumption as well as add bonus effects such as physiological and psychological improvement through use of

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Investigation of the Best-case Scenario of Rice Husk/Briquette Combustion for Lower Particulate Matter Emission

Air pollution has been a major cause of diseases and deaths, especially in developing countries, due to their inability to afford cleaner sources of energy. Biomass such as agricultural residues is combusted, using inefficient combustion techniques, characterized by high emission of particulate matter (PM) and smoke, which have adverse effects on human health. This study

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Assessment of Maximum Permissible Capacity of Distributed Generations Connected to a Distribution Grid with Feeder Voltage Control Equipment

The main purpose of this paper is to assess the maximum permissible capacity of distributed generations (DGs) connected to distribution systems with feeder voltage control equipment by dual genetic algorithm (DGA) in Taiwan. The DGA is adopted to deal with the uncertainty problems of distribution system operating states. The DGA can be subdivided into two

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Further Development of Concise Power Conditioners for Photovoltaic Power Generation

In latest medical equipment, the development of the structural function in the operating system is remarkable. The endoscopic surgery including surgical robot and the catheter intervention have been applied, so that such remarkable operating techniques have been developed with like robotic operating room and hybrid operating room. For almost electrical equipment using in such medical

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Further Development of Concise Power Conditioners for Photovoltaic Power Generation

In latest medical equipment, the development of the structural function in the operating system is remarkable. The endoscopic surgery including surgical robot and the catheter intervention have been applied, so that such remarkable operating techniques have been developed with like robotic operating room and hybrid operating room. For almost electrical equipment using in such medical

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Comparison of Photometric Quantities and Photon Quantities of Light Sources for Interior Green Wall Illumination

Interior green walls which are vertical greenery systems inside buildings are gaining popularity due to their environmental, economic and social benefits. Different from exterior green facades, interior green walls usually receive natural light in a limited manner, resulting in a relatively low photosynthesis rate, which hinders plant growth. For this reason, a supplementary lighting system

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Sustainable Advances of Windows in Energy Efficient Buildings: A Perspective Novelty Integrating of New Conceptual Solutions

As result of building industry and its produces, buildings account more than one third of the primary energy use and roughly a quarter of the generation of greenhouse gases worldwide. Therefore, a reduction of the energy demand of buildings and increased use of renewable energy are of a high importance of climate change mitigation as

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Optical Advances in the Field of Selected Solar Technologies for Exploitation in Building Energy Efficiency

Research findings in the scope of building science and building engineering are more frequently looking for a challenge related to current issues, recent progresses and future directions in the field of buildings, sustainability and creation of healthy built environment. One of the major factors contributing to this issue is also integration of new progressive materials

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Effect of Organic Solution based Additive on Exhaust Emissions of an Indirect Injection Diesel Engine

Exhaust emission from engine combustion is concerned increasingly to environmental effect. Fuel additives mixed for reduction of the exhaust are more interested based on no modification of the engine. In this study, exhaust emission and performance of an indirect injection diesel engine were investigated under the various fuel test conditions with mixing additive based organic

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Comparison Analysis Between Rice and Cassava for Bioethanol Production in Japan Considering Land Use Efficiency

Japan has its national demand for rice completely covered, however in the past years total rice consumption had a slightly decrease and in conjunction of an increase in the average age of famers as well as urban expansions, the arable land abandonment has also increased. In that sense, experts and researchers are looking for alternatives

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Modelling and Analysis of Real Underwater Acoustic Signals Produced by Marine Energy Devices

This paper proposes a virtual underwater acoustic model that characterises the propagation properties and changes of underwater acoustic signals produced by marine energy devices. This model uses actual recorded sound data (low frequencies) emitted by similar devices, as an input to produce output data similar to those emitted by actual marine energy devices. Modelling of

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Conversion of Black Wattle to Bio-Oil and Chemicals on the Continuous Pyrolytic Reactor

Black wattle (Acacia auricaliformis) is the fasting tree which used as fuels to electrical generation plant and paper mill industry. The residual biomass considered as a renewable resources with high potential for energy production while pyrolysis is application to converted biomass to bio-oil and fuels for the future. The pyrolysis of black wattle were performed

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Degradation of AEG PV Modules Parameters After 20 Years of Operation

Si-based photovoltaic (PV) modules are now a mature technology and their lifetime is in the range of 25 to 30 years in the operating field. During this period, many times, it is required to find out the health of the PV modules in the field in order to estimate the performance degradation after certain time

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Training Onshore Failure Rate to Offshore Cost Effectiveness Analysis in Condition Monitoring System

Offshore wind energy is a newly rising technology in marine exploration for its rich potential output in the past decades. However, unlike onshore wind farm, the offshore wind farm requires larger installation and O&M cost due to its complicated marine condition, and thus condition monitoring system plays growingly important role in this industry. The high

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IPA Free Texturization Process for Monocrystalline Silicon Solar Cells by PTFE Mask

Silicon surface texturization is required for high efficiency solar cells to reduce light reflectance. Anisotropic chemical etching utilizes a mixture of alkaline solutions and isopropyl alcohol (IPA) in typical pyramidal texture process. However, the volatile pollutant and the cost of IPA are important factors of overall texturization cost and environment reduction approach. In this paper,

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Bioclimatic Solar Home Design in Bangkok, Thailand

This research aimed to study the bioclimatic home design in Bangkok, Thailand, and the installation of Photovoltaic System on the roof. By collecting the climate data from sample single-story house in Bangkok, having an open courtyard of dimension 4.00 x 4.00 meters. It is observed that the key of bioclimatic solar home design comprises of

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Game Analysis on Stakeholders of Low-Carbon Building Market Promotion

Recently, the climate change has become a globe issue influencing human survival and development and all countries have taken steps to reduce carbon emissions to address climate change. Low carbon building is one of the effective methods to deal with climate change. However the low carbon building market is developing slowly. Thus, it is necessary

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Solar PVs to Charge EVs in Auckland: Potential for a Community Based Approach

Auckland enjoys 2050 hours of sunshine per year, yet, in the absence of supportive government policies, the solar resource has not been harnessed to its full potential. Auckland Council is committed to a sustainable pathway in mobility and energy consumption, including aiming at 40-50% EV fleet and PV installations powering an equivalent of over 176

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Optimum Co-Digestion Conditions for Methane Production from Chicken Manure and Napier Grass by Single Stage Digention

The purpose of this research was to examine optimum co-digestion conditions for methane production from inoculum, chicken manure and Napier grass by single stage digestion. Combined Mixture Process Design was used to determine the optimum methane production. The experiment consist of different level of 4 factors which were temperature, Inoculums, Broiler and Napier grass in

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Assessment of Greenhouse Gas Emissions From Tableware Ceramic Production in Thailand

Ceramic industry is one of high energy intensive industry and major sources of GHG emission. This paper reported the GHG emission of tableware ceramic product in Thailand in the boundaries of “Gate to gate”. The activity data of the tableware ceramic manufacturing had been collected from a small enterprise manufacturing plant and 1 kg of

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Energy Efficiency Application in Yanbu Industrial City

The Industrial City of Yanbu was established by Royal Commission of Yanbu (RCY) in the Red Sea to do commerce and to save time and fuel energy for commercial ship tanker coming from Europe via the Suez Canal. Thus, this time & energy saving concept is still one of the commitment of today’s modern city

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Residual Biomass: A Silver Bullet to Ensure a Sustainable Bioeconomy?

The transition to a bioeconomy is generally considered as a step towards increased sustainability. However, land use changes caused by increased biomass production have several negative impacts and as a consequence, many cultivated biomass resources are unsustainable. One proposed alternative is the use of residual biomass: biomass that is not cultivated for the use in

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Additional Electricity Generator Model From Vehicle Movement Within an Industry Area

The purpose of this research was to create the method and to design the generator model from vehicle movement in industry area at the slaughter and food processing plant named CPF PCL., located in Bangkok, Thailand. The main concept of the design was a sustainable energy harvesting. The method designing consisted of 2 main elements,

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The Role of Regional Strategies in Realising Energy Neutrality in Regions: Experiences from the EU-LEE Project SUSREG

The EU has high ambitions with respect to climate change mitigation and energy independence, but realisation of these ambitions is still in its infancy. SUSREG is a project within the IEE programme (Intelligent Energy Europe) that develops knowledge and tools in this respect. Knowledge partners and local and regional authorities in six countries develop and

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A Framework for the Governance of Socio-Technical Transitions in Urban Energy Infrastructures

In this paper, a conceptual framework is proposed to analyze the dynamics of techno-institutional lock-in preventing urban energy infrastructures to change and the way a governance approach can affect these dynamics and direct urban energy transitions. In this respect, the framework hypothesizes that the relative power of different rationalities in urban energy infrastructure as a

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Numerical Analysis for Energy Performance of Ground Source Heat Exchanger Under Environmental Conditions of Istanbul, Turkey

By reason of limited amount of natural resources exploited for heating and cooling, and considering that reduction of environmental impact, people should strive to use renewable energy resources. The use of renewable energy sources decreases the energy consumption. Heat pump heating performance and cooling performance depends on the evaporator and condenser temperatures. The evaporator and

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The Properties and Suitability of Corn Stover for Co-Gasification with Coal in a Computer Simulated Downdraft Gasifier System

Characterization of corn stover and coal were undertaken in order to compare their properties and to determine the combustion characteristics of both feedstocks. Also to establish whether corn stover is a suitable feedstock for blending with coal for the purpose of co-gasification based on its composition and properties. Proximate and ultimate analyses as well as

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Performance Evaluation for a 10 kW Solar Organic Rankine Cycle Power System to Operate in the UK Climate Conditions

A considerable amount of medium/low grade thermal energy is available in the form of Renewable sources (solar, geothermal, biomass) and waste heat in industrial processes which can be feasibly used to reduce consumption of fossil fuels. The Organic Rankine Cycle (ORC) technology is considered as one of the prospective technologies for utilization the above energy

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Development of a Solar Cooling System Based on a Fluid Piston Convertor

Solar water pumping and dynamic water desalination has been developed at Northumbria University during the last few years. These systems are built around the fluid piston converter with a simple design and made of low cost materials. In water pump and desalination systems, the fluid piston converter works as an engine driven by solar thermal

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An Evaluation of Renewable Energy Indicators within the Sustainability Framework

Environmental concerns such as security of available resources, global warming, greenhouse effect, Carbon and Nitrogen emissions force governments to take preventive actions and make restrictive regulations. One way to provide a clean environment for the future generations is to promote the usage of renewable energy sources and development of renewable energy technologies. In this perspective

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Solar Assisted Power Supply for Rail Coaches

Awareness for the need of sustainable and eco-friendly mobility is on the increase and various innovations take place in this area. The focus of the work is to assess the feasibility of installing solar PV modules atop train coaches in India. Most long distance trains of India consist of Alstom-LHB [Linke Hofmann Busch] coaches that

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An Experimental Study on Coupling DCMD with SGSP through Its Wall Heat Exchanger

The interest of using solar powered membrane distillation systems for desalination is growing worldwide due to the membrane distillation (MD) attractive features. This study experimentally investigates utilization of direct contact membrane distillation (DCMD) coupled to a salt-gradient solar pond (SGSP) for sustainable freshwater production and reduction of brine footprint on the environment. A model for

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Field Test for the Conversion Efficiency Determination of High Concentrating Solar Cells with Fresnel Lenses in a Tropical Location

Abstract Field test for the conversion efficiency determination of high concentrating solar cells with fresnel lenses in a tropical location was conducted at the top of NRRU Science Center Building, Nakhon Ratchasima, Thailand . The seven of square shape of 5.5 x 5.5 mm. mutijunction solar cells were series connected to be a module for

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Improving Energy Scavenging Capacity via a Vertically Configured Closed-Circuit Pro System

A novel configuration for a closed-circuit PRO system is described. The PRO system enables fluid flow in both the draw and feed channels using gravitational potential energy. As a result the novel PRO system requires neither pressurization pumps nor the use of generated energy in running the pressurization pumps and can recover a significant amount

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Comparative Studies of Renewable Energy Development between China and the United States of America

Current status of renewable energy development in China and US is analyzed via comparative studies. Past trend for each country is analyzed based on data in the past twenty years or so. The trajectory for the renewable energy development is different. In order to meet the demand of renewable energy and protect environment, a mathematical

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Meshed Hvdc Transmission in the Content of Sustainable Power Transmission for the Future and Its Environmental Impact

When talking about the future of power systems, power transmissions cannot be omitted. While it makes sense to generate renewable energy where the potential is highest, it often means that renewable plants will be far from industrial zones or load centers. Hence, volatile renewable energy has to be transmitted over long distances. Because DC transmission

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Renewable Energy Policies: A Comparison of Global and Turkish Perspectives

Sustainability concerns resulting from the consumption of natural resources, life-threatening levels of pollution, global warming, climate change and the ever increasing worldwide energy use have brought renewable energy sources to forefront. Given the possibility of depletion of fossil fuels in the near future; the utilization of clean and renewable energy sources have become inevitable. Consequently,

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Energy Reduction in Wastewater Treatment Plants

According to the Water and Environment Research Federation, wastewater and biosolids have ten times as much stored energy as that which is needed for treatment. For wastewater treatment plants (WWTPs) that incorporate anaerobic digestion, one significant way of capturing this energy is through combined heat and power (CHP). One factor that has slowed the growth

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The Co-Benefits of Energy Efficiency Policy to Manage the Electric Load in Delhi

Delhi’s power demand has been increasing continuously and the dependence on the power from outside has been increasing simultaneously. Satisfying this rapidly rising demand requires huge investments, and these investments usually have significant social, and environmental consequences. The supply-side measures of meeting the growing demand for electricity will require not only increasing generating capacity, but

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The Effect of Temperature and Biodiesel Fraction on the Viscosity of Biodiesel-Diesel Fuel Blends

This study aims determination of viscosity of the corn oil biodiesel and its blends with petrodiesel fuel at different temperatures. For this purpose, corn oil biodiesel was produced by using sodium hydroxide (NaOH) as catalyst and methanol (CH3OH) as alcohol. To produce the lowest viscosity corn oil biodiesel, many production parameters such as catalyst concentration,

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Promotion of Energy Saving Behaviours within Businesses

Energy conservation can be achieved through both, the adoption of technical measures and the changing of behaviour. Consequently, energy conservation and related environmental issues are of increasing interest for psychological research .At present most studies, (89%*), focus on energy saving behaviour in households. Employees constitute an important target group for energy saving, but only a