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The building sector currently accounts for approximately 33 % of the world''s total energy consumption, with a significant 25 % of this energy demand attributed to domestic hot water (DHW) production .The dominant sources for DHW are natural gas (55 %), petroleum products (20 %), and electricity (15 %), with only a minimal 8 % contribution from solar energy .
Recently, hydrogen (H 2) has been identified as a renewable energy carrier/vector in a bid to tremendously reduce acute dependence on fossil fuels. Table 1 shows a comparative characteristic of H 2 with conventional fuels and indicates the efficiency of a hydrogen economy. The term “Hydrogen economy” refers to a socio-economic system in
Governments and politicians are very concerned about the environmental sustainability of the energy sector, particularly with regard to oil and gas. To assist in achieving global climate objectives, the clean energy transition involves moving away from a fossil-fuel-based economy and toward one that is dominated by clean, renewable energy. This reduces
Global South countries (Group of 77 countries and China) [].This classification serves as a guide for regions facing distinctive developmental challenges, such as the lack of basic ammenities, limitations in fostering sustainable industrialization, and food security concerns [19,20].The Global South faces significant economic inequality, with inadequate electricity access hindering
Nonetheless, solar energy utilization suffers from fluctuation and intermittency of solar energy, resulting in the inability of concentrated photovoltaic (CPV) technology to transmit energy to the grid reliably . Therefore, suitable solar energy storage systems should be developed to address the mismatch between energy supply and demand [7,8].
For this purpose, this paper provides significant new insights to assess effective approaches, opportunities, challenges and future potential capabilities for the development of
Solar energy offers several advantages, such as cleanliness, safety, accessibility, and sustainability, making it a key contributor to the development of low-carbon and circular economies . Photovoltaics (PV), a primary form of solar energy utilization, has become pivotal in addressing the energy deficit while fostering economic growth.
The IEA report indicates that global solar photovoltaic generation increased by about 130 TWh in 2019, second only to wind in absolute terms, reaching 2.7% of electricity supply .And solar PV increased by 22% year-on-year, far outpacing wind power .The annual growth rate of renewable energy generation structure for regions in 2019 is provided in Fig. 1.
Analysis of the various solar energy technologies, shows that Fresnel Concentrated Solar Power technology is the most suitable solar technology to build an
In contrast to ocean wave energy and wind energy, the solar PV energy conversion system (PECS) does not include a mechanical energy conversion system, as shown in Fig. 15. Solar cells generate direct current (DC) electricity from the sun''s rays, which can be used to power devices or to recharge batteries [ 80, 81 ].
indicators on a scale of 0 to 1. When positive indicator: min max min XX y XX (4) When negative indicators: y max max min XX XX (5) Where y is the standardized value, X the real value, and X min and X
In order to promote the connectivity of solar energy technologies and standards and to enhance the capacity of the solar energy industry, this paper put forward the advices on
solar energy, geothermal energy, wind energy, ocean energy, biomass energy, and nuclear fusion energy, studies. Nevertheless, the macro analysis of the causes of the new energy industry development predicament and the primary reason for the low level of new energy development and utilization in China. 3.2. The need for improvement in
A report from the Swedish Energy Agency maps the innovation system for the energy sector as a whole, to identify overarching strengths and weaknesses through, for
The phases of the elaboration of assessing the potential for global solar energy utilization are shown in Figure 1: (i) definition of objectives, (ii) specification of criteria and indicators...
Although some efforts have been taken to reduce the fossil energy consumption and carbon emissions in the thermal power sector, a core task is to measure and analyze the energy production and utilization performance, as improving the energy efficiency is a useful tool for energy savings and carbon emission reduction (Wang et al. 2013, 2018; Bi et al., 2014;
We analyze the application prospects and layout challenges of energy utilization technologies in China''s path toward carbon neutrality from multiple dimensions. Our study highlights the
There is no doubt that the related articles on SET open up new opportunities for the utilization of solar energy resources. such as innovation promotion policy (Furman and Hayes, 2004; repetitious, and horizontal, which, of course, will lead to bottlenecks in technology catch-up and hinder its continuous evolution. Similarly, demand
Solar Energy Market and Policy Instrument Analysis to Support Sustainable Development relevant governmental departments have released a series of policies aimed at easing relevant bottlenecks. The co-benefits measured in monetary terms of China''s solar energy utilization are presented in Table 7.9 and Fig. 7.12. Like the assessment of
In January 2017, the Chinese government released the first special plan for the development of geothermal energy, named “The 13th five-year plan for geothermal energy development and utilization (2016–2020)”, which promotes the development of geothermal energy to the national energy strategic level.As a stable and low-carbon renewable energy, it is
Table 1: Location, study approach, objectives and methods of the studies. The status of solar energy utilization, development opportunities and challenges in Ethiopia. It further articulated
The solar PT-PV comprehensive utilization that is the original separate solar PT utilization technology, solar PV utilization technology through a certain form of combination to form a coordinated energy supply system, which can reduce the dependence on fossil fuel for building energy supply, thereby optimizing energy structure and reducing environmental pollution.
This framework aims to comprehensively measure the solar radiation potential across entire urban areas, supporting urban planning and large-scale photovoltaic system
The recycling and utilization of retired traction batteries for new energy vehicles has attracted widespread attention in recent years and has developed rapidly.
The aim of the ongoing research is to identify bottlenecks in the value chain hindering or slowing the pace of PV systems implementation in the built environment.
The combination of solar energy utilization and spatial morphology is crucial to improve urban energy efficiency. This paper explores the internal relationship between solar energy potential assessment and spatial form indicators from three aspects: research progress related to solar energy utilization potential, its correlation with spatial form indicators, and
China has built the first large hydropower station since 1957. Up to now, the exploitable installed capacity of hydropower resources is about 660 million kilowatts, and the annual generating capacity is up to 3 trillion KWh. Therefore, the maturity of hydropower technology is the highest, followed by wind energy, solar energy and biomass energy.
At present, the development of renewable energy is a common goal, and there is a global consensus among countries around the world. By 2023, the global cumulative
The harnessing of solar energy is currently a top priority in countries worldwide as they seek to address energy shortages. The primary energy conversions of solar energy include light-thermal conversion, light-electric conversion, and light-chemical conversion [, , ].Solar photothermal utilization, among them, involves employing specific equipment to convert solar
Solar water heating is the most popular and attractive means of solar energy utilization in domestic and industrial sector. Economic and technological feasibility of these systems have also been observed to be significantly high . In general, solar water heating is comprised of mainly two elements namely, the collector unit and storage with
To promote the use of solar energy, several local governments in Japan have calculated the solar energy potential of the rooftops in their administrative area, with the aim to support private sector introduction of photovoltaic panels and solar heat collectors (Tokyo Metropolitan Government, 2014).Previous studies have calculated solar radiation distribution
The accessibility of solar energy in particular has made it one of the most attractive sources of renewable energy. Solar energy is one of the cleanest energy sources in existence and its development mitigates global warming and greenhouse gas emissions . Solar energy can be harnessed for both small-scale, such as residential power generation
This is evident in the 2023 Energy Balance Report, which shows a 51.5 % increase in solar energy supply and a 12.9 % rise in wind energy supply between 2021 and 2022. The investments in cleaner energy sources not only underscore Brazil''s commitment to reducing carbon emissions but also lay a solid foundation for the development of a green hydrogen
Focusing on these bottlenecks, we propose seven solutions: centralized and distributed development of renewable energy, improving the peak-load regulation flexibility of
In order to study the solar energy potential in the urban scale, there exists a requirement to quantify the roof area of buildings which are available to receive solar radiation, calculate the
As for the installation of solar building integrated equipment, especially for solar equipment that needs to be installed on the 100-meter high-rise or super high-rise building facade, not every solar equipment
Status and trend analysis of solar energy utilization technology. T Q Sun, D L Cheng, L Xu and B L Qian. Published under licence by IOP Publishing Ltd IOP Conference Series: Earth and Environmental Science, Volume 354, 2019 International Conference on New Energy and Future Energy System 21–24 July 2019, Macao, China Citation T Q Sun et al
In line with China''s goal of carbon peaking and carbon neutrality, a new energy strategy has been proposed and implemented, making renewable energy the cornerstone of China''s energy system .The promotion of sustainable development in renewable energy and the implementation of guiding policies for rural revitalization in China are leading to significant
The interpretative analysis of the prediction model provides a scientific basis for understanding and optimizing solar energy utilization, helping to reveal the variation patterns of solar radiation under different conditions and guiding the optimization of practical applications.
Through looking forward to the development trend of solar energy utilization from the aspects of improving efficiency, reducing cost, and diversifying utilization methods etc., we find that the utilization of solar energy resources has entered the fast track of development.
Zhengzhou, China, serves as the case study to test the proposed solar radiation prediction model on urban building surfaces. The results of this case study provide specific insights and recommendations for optimizing solar energy utilization in the region. Stage 4: Model interpretation analysis.
Therefore, assessing and mapping of the global solar energy utilization potential is of prime importance to effectively utilize solar energy . The traditional solar energy assessment is to evaluate the levels of solar radiation in a specific region, these researches focus on improving the estimation accuracy of surface solar radiation.
Although GHI is one of the important factors to assess the potential for solar energy utilization, whereas, the potential for solar energy utilization which depends on the local conditions of its surrounding environment to a large extent, such as topography, land cover and atmospheric condition.
The implementation of solar radiation analysis by LBT relies on Radiance, a highly specialized software package for ray tracing and illumination simulation, extensively used in the fields of architecture and urban planning for lighting analysis and visualization.