scispace - formally typeset
Search or ask a question

Answers from top 9 papers

More filters
Papers (9)Insight
Therefore, a green science application is proposed in this article to meet the total energy, water, and gas demands for a building, which can be produced by the building itself without any outside connections and is also 100% clean.
Green house gas will induce global warming effects that might bring about serious influences on changes in climates and ecological system.
Doing so will result in a modest decrease of the green gas cost price.
Buildings have now a days become the largest producer of green house gases, thus making them a potential option for analysis.
The system can be used for energy efficient green house gas and industrial effluent treatment.
A green house is a high-performance home with respect to its energy use and a healthy home regarding its indoor environmental quality.
The proposed model provides a means to relate energy savings to reduction of green house gases, and, thus to reduce the CO2 footprint of the building stock.
This research provides a unique view of gas flux variation within the house.
Also, since it acts as precursor to green house gas, the data would be useful for climate change assessments.

See what other people are reading

How do various building design elements impact energy consumption in homes?
4 answers
Various building design elements significantly impact energy consumption in homes. Factors such as building orientation, window-to-wall ratio, transparency, and geographical direction play crucial roles. Optimal window-to-wall ratios and overhang depths can lead to a substantial reduction in energy use. Additionally, the selection of appropriate building envelopes, window sizes, orientations, and HVAC systems can result in significant energy savings in warm and humid climates. The design of the facade, including the quantity of transparent elements and orientation, also influences energy consumption, with solar gains playing a key role. Furthermore, building orientation, window sizing, and shape have a notable impact on the life cycle energy and environmental impacts of homes in Mediterranean climates. Overall, strategic design choices can greatly contribute to minimizing energy demands in residential buildings.
What is acid percipitation?
5 answers
Acid precipitation, commonly known as acid rain, is a form of precipitation that contains acidic compounds due to the reaction of sulfur dioxide (SO2) and nitrogen oxides (NOx) with water, oxygen, and oxidants in the atmosphere. This acidic precipitation can occur in two ways: wet deposition, which includes rain, snow, and fog, and dry deposition, where acidic gases, aerosols, and particles settle on the Earth's surface without precipitation. The acidity of precipitation is influenced by natural sources like volcanic gases and human activities such as combustion of fossil fuels and industrial processes, leading to increased levels of sulfuric and nitric acids in the atmosphere. Acid rain can have detrimental effects on ecosystems, including air quality degradation, visibility impairment, public health issues, acidification of water bodies, harm to sensitive forests and coastal ecosystems, and accelerated decay of various structures and artifacts.
What are the primary factors that influence the amount of electricity consumed by households?
10 answers
The primary factors influencing household electricity consumption are multifaceted, encompassing socio-economic status, household characteristics, occupant behavior, and technological aspects. Socio-economic factors, including the size and socio-economic status of the family, significantly determine electricity usage, with a notable correlation between higher income levels and increased consumption due to improved quality of life and larger living spaces. Household characteristics such as the number of rooms, dwelling type, and the presence of children also play a crucial role, as these elements directly relate to the space that needs to be heated, cooled, and lit. Occupant behavior, including the use of appliances and energy-saving attitudes, emerges as a significant determinant. The presence and usage patterns of high-consumption appliances like air conditioners, fluorescent lamps, and flat-screen TVs have been identified as primary drivers of electricity consumption. Moreover, the energy-related behaviors of occupants, influenced by socio-demographic changes and lifestyle choices, significantly affect consumption levels. Technological innovation and the characteristics of the buildings themselves, especially in high-rise residential settings, also influence energy use. The physical and technical aspects of buildings, including floor area and the specific features of high-rise buildings, have been shown to impact energy consumption patterns. Additionally, the implementation of energy-saving strategies and the adoption of efficient appliances and home equipment are essential for managing and reducing household electricity consumption. In summary, household electricity consumption is influenced by a complex interplay of socio-economic factors, household characteristics, occupant behavior, and technological aspects. Addressing these factors comprehensively is crucial for developing effective energy management and conservation strategies.
Why is transmission important in power system?
5 answers
Transmission is crucial in a power system due to several key reasons. Firstly, the transmission network plays a pivotal role in bridging energy generation and distribution, ensuring long-term and continuous energy transfer. Secondly, advancements in energy consumption patterns, including the increased use of renewables, necessitate efficient transmission systems to accommodate these changes. Additionally, the expansion of cross-border capacity and the integration of renewables anywhere on the grid require robust transmission infrastructure. Moreover, power transmission systems enable efficient power distribution through mechanisms like gear switching and torque generation, enhancing overall system efficiency. Furthermore, innovative power transmission systems can optimize voltage supply, monitor loads, and reduce power loss, contributing to system stability and performance.
What is the palm oil waste annually produced in Malaysia?
5 answers
Annually, Malaysia produces a significant amount of palm oil waste. The country generated approximately 99.85 million tons of fresh fruit bunches (FFB) in 2012, resulting in the production of about 50% of water turning into palm oil mill effluent (POME). Furthermore, Malaysia processes nearly 80 million tonnes of FFB in 406 palm oil mills, leading to the generation of around 54 million tonnes of POME. This waste, along with other oil palm residues like oil palm trunks, fronds, empty fruit bunches, and pressed fibers, poses a disposal challenge. The increasing demand for palm oil globally is expected to further escalate the production of oil palm waste, emphasizing the importance of sustainable waste management practices.
What are green buildings?
5 answers
Green buildings are environmentally responsible structures designed to minimize negative impacts on the environment while promoting energy efficiency and occupant health. They focus on reducing energy consumption, utilizing renewable energy sources like solar and wind, and incorporating green practices such as using green raw materials and improving indoor air quality. Green buildings aim to create healthy indoor environments, enhance indoor environmental quality, and reduce carbon emissions, contributing to sustainability and environmental conservation. By optimizing energy efficiency, conserving natural resources, and minimizing waste generation, green buildings offer benefits such as lower energy consumption, reduced environmental impacts, and improved occupant well-being. Implementing green building practices is crucial for mitigating greenhouse gas emissions from the construction sector and promoting sustainable development, especially in developing countries.
Should london replace normal buses with electric powered buses?
5 answers
London should consider replacing normal buses with electric-powered buses to reduce emissions and improve air quality. Research indicates that electric buses (EBs) are technically feasible and financially viable, resulting in significant cost savings and CO2 reductions compared to conventional diesel buses. Comparisons show that EBs emit significantly less CO2 than conventionally fueled buses (CFBs) and are crucial for meeting emission targets, emphasizing the need for a modal shift towards sustainable public transport. Additionally, studies on diesel-electric hybrid buses in London provide insights into energy efficiency and real-world performance, laying the foundation for future improvements in hybrid bus design. London's commitment to electric vehicles (EVs) is evident through initiatives like the 'New Bus for London' and plans for an Ultra Low Emission Zone, highlighting the city's push towards electrification.
What are the current advancements in the development of metane pyrolysis technology for hydrogen production?
5 answers
Recent advancements in methane pyrolysis technology for hydrogen production include the utilization of various catalysts like nickel, carbon, noble metals, and iron in processes such as catalytic decomposition of methane (CDM). Additionally, the development of bimetallic catalysts has shown favorable activity and selectivity under industrial conditions. Studies have demonstrated that methane pyrolysis on unsupported sponge iron can significantly increase hydrogen yield, reaching up to 85% at 1100 °C. Furthermore, high-temperature pyrolysis reactors operated between 1200 °C and 1600 °C have shown promising results in terms of methane conversion, hydrogen yield, and byproduct suppression, with the potential for carbon capture and utilization in industries like battery manufacturing and metallurgy. These advancements aim to enhance the efficiency, cost-effectiveness, and environmental sustainability of hydrogen production through methane pyrolysis.
What are the potential environmental benefits of using a heat pump source with PVT (Phase Change Materials) technology?
5 answers
Utilizing a heat pump source with PVT (Photovoltaic-Thermal) technology incorporating Phase Change Materials (PCMs) offers significant environmental advantages. PVT collectors efficiently convert solar radiation into both heat and electricity, enhancing energy harvesting. PCMs, when integrated with solar collectors or heat pumps, contribute to energy savings during a building's operational phase, thereby reducing carbon dioxide emissions and fossil fuel consumption. Additionally, incorporating PCMs in heat pump systems can lead to improved system efficiency, reduced energy consumption, and stable system performance. The combination of PVT technology with PCMs not only enhances energy efficiency but also minimizes environmental impact throughout the system's life cycle, making it a promising solution for sustainable building energy systems.
What are the differences in design between various drying instruments used for grains?
5 answers
Various grain drying devices exhibit distinct design features. One design involves a grain dryer with thermosiphons, ensuring energy efficiency and indirect contact between combustion gases and the product. Another device includes a drying tower with spiral plates for adjustable drying speeds and improved heat exchange efficiency. Additionally, a grain drying device with a cooling system reduces grain temperature by 9% to prevent overheating, maintaining positive grain qualities. Furthermore, a grain drying device with a feeding bin, drying bin, and heat dissipating bin ensures uniform drying distribution, effective water vapor removal, and enhanced drying efficiency. Each design caters to specific needs, offering features like energy efficiency, adjustable drying speeds, improved heat exchange, and enhanced drying uniformity.
What is the case study of electric vehicles ecosystem in Malaysia?
5 answers
The case study of the electric vehicles (EVs) ecosystem in Malaysia encompasses various aspects. Studies highlight the benefits of EVs over internal combustion engine vehicles (ICEVs), showcasing energy savings of up to 30% and reduced carbon emissions. Factors influencing EV adoption in Malaysia include environmental concern, trust in EVs, and price value. Challenges in EV implementation in Malaysia involve cost, charging infrastructure, and user behavior, with proposed solutions focusing on policy planning and incentives. Additionally, optimal design of hybrid energy systems integrating photovoltaic technology and fuel cells has been explored to meet energy demands in residential complexes, emphasizing reliability and cost considerations. Malaysia's initiatives for large-scale adoption of electric buses (EBs) align with national policies, with a focus on innovation, technology adoption, and life cycle assessments.