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Showing posts from December, 2024

Analyzing the impact of simulated nitrogen deposition on stoichiometric properties and yield of ma bamboo (dendrocalamus latiflorus munro) shoots, leaves, and soil substrate

HIGHLIGHTS What: This study seeks to provide a theoretical basis for the adaptive cultivaand limiting nutrients. For the the potted potted bamboo bamboo plants plants used used in in the our experiments, experiments, soil soil samples samples were were collected collected For at three different shoot stages, and relevant parameters were measured. The authors focused on analyzing the plant-soil stoichiometry of Ma bamboo within a singular region. This study examines the stoichiometric characteristics of leaf and shoot tissues of Ma bamboo under varying nitrogen application levels to simulate the nitrogen deposition mechanism during Ma bamboo growth. Who: Yuwei Lin and colleagues from the Forestry College, Fujian Agriculture and Forestry University, Fuzhou, China have published the Article: Analyzing the Impact of Simulated Nitrogen Deposition on Stoichiometric Properties and Yield of Ma Bamboo (Dendrocalamus latiflorus Munro) Shoots, Leaves, and Soil Substrate, in the Journal...

An alternative semi-autotropic hydroponics (sah) substrate for cassava rapid propagation: a first study case

HIGHLIGHTS What: The authors evaluated the growth parameters and cutting production of cassava genotypes during three subsequent plantlet production cycles using three single substrates namely KlasmannTS3 (K) vermiculite (V) and local peat (P) and three blended substrates. Who: Mamy Makumbu Binzunga et al. from the International Institute of Tropical Agriculture, Bukavu-Kalambo, Democratic Republic of the Congo, Jomo Kenyatta University of Agriculture and Technology, Nairobi, Kenya, International Institute of Agriculture, Ibadan, Nigeria have published the research work: An alternative Semi-Autotropic Hydroponics (SAH) substrate for cassava rapid propagation: A first study case, in the Journal: PLOS ONE of January/28,/2024 SUMMARY The blended substrates are the combination of_(i) KlasmannTS3 and local peat at respective rates of 25% and 75% (K25P75), (ii) vermiculite and local peat at respective rates of 10% and 90% (V10P90), and_(iii) vermiculite and local peat at Alter...

Techno-economic evaluation of csp–pv hybrid plants with heat pump in a temperature booster configuration

HIGHLIGHTS What: In this work the coupling of a CSP and a PV plant using a heat pump (HP) was analyzed due to the higher efficiency of heat pumps. This system constitutes the primary focus of this study, presenting novel findings not previously documented in the literature. The study showed that CSP-PV hybrid plants are an economically interesting option, enabling the adjustment of feed-in according to demand. The study showed the side heat exchanger of the HP in series. Who: Javier Iñigo-Labairu and colleagues from the (UNIVERSITY) have published the paper: Techno-Economic Evaluation of CSP-PV Hybrid Plantswith Heat Pump in a Temperature Booster Configuration, in the Journal: Energies 2024, 17, x FOR PEER REVIEW of /2024/ How: The results indicated that the hottest regions were located on the electric rod surface behind the last baffle. Subsequently a comparison of all the technologies included in the study was carried out using reference costs. SUMMARY The output of ...

Development and initial testing of a virtual laboratory for the build up and testing of microgrid management algorithms

HIGHLIGHTS What: The work presented in this paper provides additional capabilities such as the possibility to store the data exchanged between laboratories in time series and relational databases, the possibility to use REST API-based communications and dashboard and alerting applications. The aim of this module is to manage a charging point in a versatile and modular way, taking into account the possibility of supplying an ultrafast charge or multiple fast charges, alternatively, and the eventual integration of a distributed generation point (photovoltaic plant) serving the same charging station. This research has received funding from the European Union`s Horizon 2020 Framework Program for Research and Innovation under grant agreement no. 893857. Who: n from the Centre for the Development of Information and Communication Technologies in Asturias: CTIC Centro have published the article: PREPARACION OF FUL PAPER FOR THE INTERNATIONAL CONFERENCE ON RENEWABLE ENERGIES AND POWE...

Exploring the bilayer approach to analyzing lead-free perovskite solar cells` numerical aspects for high efficiency

HIGHLIGHTS What: According to this paper a volume lead-free perovskite structure is quantitatively investigated using 1D solar cell capacitance simulator (SCAPS) software. Developing the proposed device structure in an experimental environment is the aim of this preliminary study. In this work, the amphoteric defect with uniform energy distribution above the absorber layer`s Ev was investigated. Who: Shahid Farhan et al. from the Department of Electrical Engineering, Government College University, Pakistan have published the research: Exploring the Bilayer Approach to Analyzing Lead-Free Perovskite Solar Cells` Numerical Aspects for High Efficiency, in the Journal: (JOURNAL) Future: The expected results of this research are expected to provide significant perspectives for the future research and manufacturing of lead-free PSCs with an emphasis on their commercial feasibility. SUMMARY Transport layer (ETL), a perovskite absorber layer, and a hole transport layer (HTL) a...

A panorama of brazilian social housing research: scope, gaps and intersections

HIGHLIGHTS What: The SR process was developed following four steps (Barat et_al, 2017; Cahyo, 2021) presented in Figure 1: (a) research motivation: the state of the art of Brazilian SHs was the research motivation. The results of this analysis are presented in Results and discussion item; and_(d) analysis and synthesis: existing studies developed in Brazil were identified and contextualised. Who: Social Housing. MCMV. Housing et al. from the Universidade Estadualvulnerability of low-income populationsHowever, studies developed in Brazil have published the research work: Ambiente Construído: resiliente e sustentável, in the Journal: (JOURNAL) How: Strings and sample analysis are presented in Figure 2. Future: In the absence of changes in the production of SH in which public authorities and users could lead the main decisions on design and location many of the recurrent problems will be repeated in future projects. SUMMARY The aim of SLRs is to gather empirical studies...

Enhanced photovoltaic features of tin-doped cobalt molybdate nanostructure materials

HIGHLIGHTS What: VOLUME 04, ISSUE 02, 2024 Who: Energy, bandgap and Ijeh, Rufus from the Department of Physics, University of Delta, Agbor, Delta State, Nigeria have published the research: PHYSICSAccess Enhanced Photovoltaic Features of Tin-doped Cobalt Molybdate Nanostructure Materials, in the Journal: (JOURNAL) How: The authors explored multiple approaches with a focus on photovoltaic applications. SUMMARY He population growth in developing nations has led to an increased demand for energy for a better lifestyle. Cobalt molybdate has been doped with manganese, chromium, nickel, iron, and gallium to improve energy storage performance in supercapacitors. Tin doping increases cobalt molybdate`s conductivity, improving its effectiveness. Fine-tuning a material`s properties for applications is possible by adjusting the doping concentration. Despite extensive research on cobalt molybdate, the impact of tin doping is relatively unexplored, offering the potential for ground...

Photovoltaic system trainer

HIGHLIGHTS What: The main focus of the study was the development of a Photovoltaic System Trainer. The study was conducted, and the data was analyzed and interpreted using statistical tools. In this study, reliability testing was conducted using the Cronbach alpha (α) test to measure the reliability or internal consistency of the instrument . Parameters for Analysis Appropriate tools relevant to the study will be used to answer the research objectives. Who: Joven E. Tuburan from the Carlos Hilado Memorial State University have published the article: Photovoltaic System Trainer, in the Journal: (JOURNAL) How: The result showed that the trainer has a dual-powered device interactive learning and can extend battery operation as its technical features can reinforce the teaching and learning processes for quality evaluation the overall results showed in terms of performance efficiency durability reliability maintainability and conformance were very good. SUMMARY Access to in...

Research on the impact of optimizing the use of grassland resources on promoting the development of animal husbandry on the qinghai-tibetan plateau

HIGHLIGHTS Who: Zixuan, Fu and Engineering(China, from the Qingdao University of Science and Technology Faculty of Mechanical and Electricalhusbandry in the Qinghai Tibet Plateau and other countries such as the United States have published the paper: Research on the impact of optimizing the use of grassland resources on promoting the development of animal husbandry on the Qinghai-Tibetan Plateau, in the : Proceedings of the 2nd International Conference on Environmental Geoscience and Earth Ecology How: This paper proposes a solution to the development of grassland resources on the Tibetan Plateau which can be achieved by selecting and breeding adapted grass species establishing “pasture-photovoltaic” photovoltaic power plants and implementing grassland protection and detection technologies. Future: The resolution of these issues constitutes the author`s future research prospects . SUMMARY Sharing data and experiences to solve the global grassland degradation and ecolog...

Resource optimization for grid-connected smart green townhouses using deep hybrid machine learning

HIGHLIGHTS What: The approach focuses on limiting emissions by using electricity as the sole energy source and installing PV systems for net-zero energy . In this work, the challenges and solutions related to load consumption in SGTs connected to the grid are examined . This work investigates the operational aspects of district cooling systems in connected buildings . A goal of this work is to investigate the relationships among parameters impacting smart and green technologies . Who: Seyed Morteza Moghimi and colleagues from the Department of Electrical and Computer Engineering, University of Victoria, NRC Herzberg Astronomy and Astrophysics, West Saanich Road, Victoria, BC V E , Canada have published the research: Resource Optimization for Grid-Connected Smart Green Townhouses Using Deep Hybrid Machine Learning, in the Journal: Energies 2024, 17, 6201. of /2024/ How: This paper introduces a deep hybrid LSTM-CNN model for resource optimization in CSGBs. A hybrid CNN-LSTM-...

Utilization of solar energy to enhance energy independence in pematang serai village, langkat regency

HIGHLIGHTS What: After the data has been successfully reduced and presented in the form of descriptive text, the next step is to conclude. Who: Honest-Man from the Department of Elektro, Faculty of Science and Technology, University of Pembangunan Panca Budi, Indonesia have published the research: Asian Journal of Environmental Research, in the Journal: (JOURNAL) How: The study was conducted in Pematang Serai Village Tanjung Pura District Langkat Regency. From these observations the following results were obtained Table 1. SUMMARY Research Questions, What is the potential of solar energy in Pematang Serai Village to support the development of PLTS, How much electrical power can be generated from the village`s solar energy potential and What are the challenges faced in implementing PLTS in Pematang Serai Village. This research aims to analyze the potential of sunlight in Pematang Serai Village as an energy source, calculate the electrical power generated through solar p...

Optimized configuration and operation of isolated microgrid systems for rural electrification: baron technopark

HIGHLIGHTS What: The study shows that by slightly increasing the capital cost of PV system procurement it can reduce the operating cost of $629 from the base system in the long term. The focus of this study is to optimize the existing microgrid system during the operational phase. In this investigation, the integration of photovoltaic (PV) technology into a system with a capacity of 5.3 kWp, referred to as scheme A, was conducted to enhance system reliability in accordance with established criteria, specifically aimed at reducing diesel fuel operational expenses $511 and diminishing net present cost (NPC) values. Who: I. and colleagues from the Research Center for Energy Conversion and Conservation, Serpong, Indonesia have published the Article: Optimized Configuration and Operation of Isolated Microgrid Systems for Rural Electrification:, in the Journal: (JOURNAL) SUMMARY Consequently, this has spurred the advancement of microgrid systems that utilize renewable energy s...

Methodological approaches to electricity consumption forecast on electric cars

HIGHLIGHTS What: The paper describes methodological approaches to electricity of vehicles in Moldova based real data for 3 years using 2 forecasting methods. Who: Elena Bykova and Irina Vasiliev from the (UNIVERSITY) have published the article: Methodological Approaches to Electricity Consumption Forecast on Electric Cars, in the Journal: (JOURNAL) Future: To increase the number of electric vehicles in the Republic of Moldova and to minimize the cost of charging electric vehicles as well as to equalize the maximum load caused by charging electric vehicles during peak hours it is proposed to analyze for the future installation of photovoltaic panels for electric vehicle charging stations. SUMMARY The number of electric vehicles is gradually growing. The network of charging stations is also expanding, and the use of electricity in vehicles is constantly increasing. The aim of this work is to build forecasts of electricity consumption by electric vehicles for 5 and 20 yea...

Scatter search for optimal sizing of a hybrid renewable energy system for scheduling green hydrogen production

HIGHLIGHTS What: On the one hand, the authors aimed to demonstrate that the Canary Islands have the ideal conditions to produce green hydrogen and, therefore, to collaborate in the decarbonization of an isolated energy system and, on the other hand, to test a novel implementation of the scatter search method, which provides a novel procedure to combine solutions. A novel implementation of scatter search is applied in this study and its performance is compared with methods obtained from the literature. The aim consists of determining the dimensions of system devices, while economic and technical indicators are taken into account. In the present paper, this method is explored and its results are compared with those obtained from the use of differential evolution , the genetic algorithm proposed by Holland , and the optimal foraging algorithm (AFO). Who: Andrés Cacereño and colleagues from the Instituto Universitario de Sistemas Inteligentes y Aplicaciones Numéricas en Ingenier...

Combinatorial composition-gradient and -aligned cspb(br1−xix)3 films by ir-laser mbe

HIGHLIGHTS What: In this study, a contact-shadow mask process was introduced to suppress the interdiffusion of halogen ions. The authors investigated a composition-gradient CsPb(Br1-xIx)3 film using combinatorial IR-MBE. The authors report the combinatorial high-throughput synthesis and characterization of CsPb(Br1-xIx)3 composition-gradient films. Who: Combinatorial composition-gradient et al. from the College of Engineering, Department of Electrical and Electronic Engineering, Nihon University, Fukushima, Japan have published the paper: CsPb(Br1-xIx) films by IR-laser MBE, in the Journal: (JOURNAL) of 06/Dec/2024 How: In this study a metal shadow mask placed on a substrate was employed for a combined process to fabricate a composition-gradient film. SUMMARY Organic-inorganic halide perovskites have the chemical formula ABX3, where A stands for CH3NH+3 (MA), HC(NH2)+2 (FA), and a monovalent metal; B stands for Pb2+, Sn2+, and Ge2+; and X stands Cl-, Br-, I-, BF- 4; th...

Comparative pso optimisation of microgrid management models in island operation to minimise cost

HIGHLIGHTS What: The aim is to minimise production costs while ensuring a reliable energy supply. In this study the performance of both algorithms is evaluated through simulation in different operating scenarios. By conducting a series of simulations, the authors evaluate the effectiveness of these algorithms in minimising production costs and improving energy management. In this paper, a detailed simulation model for centralised microgrid management is developed considering all relevant components such as photovoltaic panels, battery storage systems, diesel generators and bidirectional converters. Who: Dubravko Žigman and colleagues from the Department of Electrical Engineering, Zagreb University of Applied Sciences, Konavoska , have published the research: Comparative PSO Optimisation of Microgrid Management Models in Island Operation to Minimise Cost, in the Journal: Energies 2024, 3901 of /2024/ How: This paper presents a comparative analysis of two optimisation algori...

Optimal configuration strategy of energy storage for enhancing the comprehensive resilience and power quality of distribution networks

HIGHLIGHTS What: Since the focus of this study is on enhancing distribution network resilience through ESS configurations, directly relevant secondary indices frontiersin.org 10.3389/fenrg.2024.1472486 Distribution network comprehensive resilience evaluation system. are selected to multidimensionally characterize the comprehensive resilience of the distribution network, as shown in Figure 1. Combining Figure 3 and Table 3, it can be seen that with the optimal ESS configuration strategy proposed in this paper, the power quality indices in the resistance dimension of the distribution network are improved compared to those of traditional resilience enhancement strategies. Who: TYPE et al. from the Wenzhou University, China have published the Article: December 2024 10.3389/fenrg.2024.1472486, in the Journal: (JOURNAL) How: In this study the IEEE 33-node distribution system with integrated distributed PVs is used for case analysis (Jiang et_al 2021) as shown in Figure 3. Futur...

Research on the design of prefabricated curved structure production capacity residential energy system: a case study of an entry of 2022 china international solar decathlon competition- `solar ark 3.0`

HIGHLIGHTS What: This study proposes the wind and solar complementary capacity design multi-mode energy storage design intelligent energy use design and production storage and use of multi-energy complementary intelligent energy management methods through the exploration of the integrated design and construction of curved structure housing and energy system. Who: Chao Zhou from the ‘Solar Ark, `, the entry of Southeast University United Team in the Third China International Solar Decathlon Competition (SDC2022), as an example. This study proposes the wind and solar complementary capacity design, multi-mode have published the article: Research on the design of prefabricated curved structure production capacity residential energy system: a case study of an entry of 2022 China International Solar Decathlon Competition- `Solar Ark 3.0`, in the Journal: (JOURNAL) SUMMARY The method to effectively utilize renewable energy in building design has become one of the important meth...

Optimization of several parameters towards 30% efficiency perovskite based solar cell using scaps-1d software

HIGHLIGHTS What: The aim of this study is to develop a high-performance perovskite solar cell with a simple structure and optimized parameters. In this study, the simulated perovskite-based solar cell of P3HT/MAPbI3/C60 structure was examined using SCAPS-1D software. Who: it unit from the College of Science, Al-Karkh University of Science, Baghdad, Iraq have published the article: Optimization of Several Parameters Towards 30% Efficiency Perovskite Based Solar Cell Using SCAPS-1D Software, in the Journal: (JOURNAL) How: It is well-known that the active layer thickness is a crucial factor that effects the solar cell performance for this reason different perovskite active layer thickness ranging from 500 to 2000 nm were studied to determine the best active layer thickness for the best solar cell performance. SUMMARY Burak Yahya Kadem and Ehsan M. Abbas The simulation consists of_(left contact/P3HT/MAPbI3/C60/right contact) solar device under AM 1.5 G 1sun and 100 mW/cm2 ...