4.7 Article

An experimental study on carbon-metal composite tablets as solar absorbers for water distiller performance improvement

Related references

Note: Only part of the references are listed.
Article Engineering, Chemical

Productivity augmentation of a solar distiller utilizing a wire mesh absorber with a pulsed flow regime

Emad M. S. El -Said et al.

Summary: This study experimentally explored the potential of using metal wire mesh as a packed absorber to enhance the performance of solar distillers. The results demonstrated that the wire mesh increased thermal energy absorption and storage, leading to a significant improvement in water yield.

DESALINATION (2023)

Article Energy & Fuels

Improving the performance of tubular solar still integrated with drilled carbonized wood and carbon black thin film evaporation

Swellam W. Sharshir et al.

Summary: This paper presents the enhanced thermo-exergoenviroeconomic performance of a tubular solar still (TSS) by incorporating an eco-friendly and cost-effective material combination. The experiments conducted on wood thickness and nanoparticle concentration revealed that a 4 mm wood thickness and a 80 g/m(2) nanoparticle concentration achieved the best results. The analysis showed significant improvements in energy and exergy efficiencies, as well as cost savings and environmental benefits.

SOLAR ENERGY (2022)

Article Thermodynamics

Experimental enhancement of tubular solar still performance using rotating cylinder, nanoparticles' coating, parabolic solar concentrator, and phase change material

F. A. Essa et al.

Summary: This study improves the performance of tubular solar stills by using nanoparticle coating, parabolic solar concentrators, and phase change materials. The experimental results show that this improved design increases productivity, thermal efficiency, and reduces cost compared to conventional solar stills.

CASE STUDIES IN THERMAL ENGINEERING (2022)

Article Environmental Sciences

Improving the vertical solar distiller performance using rotating wick discs and integrated condenser

Mohamed Ragab Diab et al.

Summary: Given the limited supply of freshwater on Earth, researchers have improved the design of solar stills to increase production and thermal efficiency, while reducing costs, as demonstrated in the experiments.

ENVIRONMENTAL SCIENCE AND POLLUTION RESEARCH (2022)

Article Energy & Fuels

Employing convex shape absorber for enhancing the performance of solar still desalination system

A. S. Abdullah et al.

Summary: This paper presents an experimental study on a new solar still called convex SS. The results showed that the convex SS had higher productivity compared to the conventional SS, especially at 15 cm convex height and with jute wick. Increasing the convex height increased the daily productivity until a peak was reached at 15 cm. Adding Ag nanoparticles to the black paint used on the convex surface and using thermal energy storage material (paraffin wax) mixed with Ag nanoparticles and Nano black paint further enhanced the daily productivity of the convex SS.

JOURNAL OF ENERGY STORAGE (2022)

Article Thermodynamics

Modeling and optimization of working conditions of pyramid solar still with different nanoparticles using response surface methodology

W. M. Farouk et al.

Summary: This study introduces a mathematical model to predict the thermal performance of pyramid solar distiller (PSD) using response surface methodology (RSM). It considers different environmental parameters and nanoparticle types and concentrations. The results demonstrate that Cu2O-PSD, Al2O3-PSD, and TiO2-PSD have higher productivity compared to conventional PSD.

CASE STUDIES IN THERMAL ENGINEERING (2022)

Article Green & Sustainable Science & Technology

Hybrid solar powered desalination system based on air humidification dehumidification integrated with novel distiller: Exergoeconomic analysis

A. E. Kabeel et al.

Summary: This study investigates a hybrid-solar desalination system through experimental work and exergoeconomic modeling. The system consists of a humidification-dehumidification unit and a solar distiller. The study introduces new designs for the humidifier and the solar distiller, aiming to determine the optimal operation and design parameters. Various parameters, including exergy-based loss rate, exergy production factor, exergoeconomic parameters, exergy efficiency, and water cost, are estimated. The results show the maximum productivity of the system and the variations of exergy loss rate and exergoeconomic parameters under different conditions.

JOURNAL OF CLEANER PRODUCTION (2022)

Article Engineering, Environmental

Thermal performance analysis of a solar still with different absorber plates and external copper condenser

Lailatul Nehar et al.

Summary: Solar distillation is a cost-effective and low-energy desalination process that can produce potable water. By modifying the absorber plates and adding a condenser, the productivity and efficiency of the system can be increased, resulting in higher economic benefits.

GROUNDWATER FOR SUSTAINABLE DEVELOPMENT (2022)

Article Energy & Fuels

Solar powered hybrid desalination system using a novel evaporative humidification tower: Experimental investigation

A. E. Kabeel et al.

Summary: This study investigates a hybrid-solar desalination system consisting of a humidification-dehumidification unit and a solar distiller unit. The system was tested in real thermal conditions and showed good agreement between predicted and measured water production and performance parameters. The system achieved high productivity and efficiency, making it a promising solution for desalination using solar energy.

SOLAR ENERGY MATERIALS AND SOLAR CELLS (2022)

Article Green & Sustainable Science & Technology

Experimental study on the performance of pyramid solar still with novel convex and dish absorbers and wick materials

Z. M. Omara et al.

Summary: In this paper, novel structured convex absorbers were proposed in a pyramid solar still to improve its productivity. Experimental investigations were conducted to compare the performance of pyramid solar stills with convex cylinder and dish-shaped absorbers to that of a flat absorber. The results showed that the proposed absorber shapes increased the surface areas of exposure and evaporation, leading to higher productivity. Furthermore, the performance of the solar still was enhanced by using different wick materials and coating the absorber with nano-composites. The study also evaluated the system's performance from economic, enviroeconomic, CO2 reduction, and energy perspectives.

JOURNAL OF CLEANER PRODUCTION (2022)

Article Chemistry, Physical

Three-dimensional self-floating foam composite impregnated with porous carbon and polyaniline for solar steam generation

Kai Wang et al.

Summary: This study developed a self-floating porous carbon/polyaniline foam evaporator with rich pore structure, good hydrophilicity, low thermal conductivity, and excellent light absorption. Under one sun irradiation, the evaporation rate of PCPF-3 reached 1.496 kg/(m^2·h) and the photothermal conversion efficiency reached 87.3%, showing good durability and desalination performance.

JOURNAL OF COLLOID AND INTERFACE SCIENCE (2021)

Article Engineering, Chemical

Graphite powder mixed with black paint on the absorber plate of the solar still to enhance yield: An experimental investigation

Hitesh Panchal et al.

Summary: The main goal of the study was to investigate how adding graphite powder and black paint to the absorber plate can increase the yield of a solar still. The modified solar still (MSS) with graphite powder mixed with black paint showed higher yield and shorter payback period compared to the Conventional solar still (CSS) used as reference.

DESALINATION (2021)

Article Engineering, Environmental

Experimental study of activated carbon as a porous absorber in solar desalination with environmental, exergy, and economic analysis

Gamal B. Abdelaziz et al.

Summary: In this study, the performance of a solar still (SS) using a porous absorber made from activated carbon tubes (RACT) was experimentally evaluated in comparison to a conventional SS without porous material (SS-C). The results showed that the SS with horizontal staggered half capacity (SS-HSC) achieved high performance in various aspects, with significant advantages in energy efficiency, cost reduction, and CO2 emissions reduction.

PROCESS SAFETY AND ENVIRONMENTAL PROTECTION (2021)

Article Green & Sustainable Science & Technology

Solar desalination unit coupled with a novel humidifier

Emad M. S. El-Said et al.

Summary: The experimental investigation on a solar desalination system using the HDH methodology shows that increasing atomizer number and reducing water height lead to higher distillate production. The optimal hot air stream flow rate and the significant impact of air mass flow rate on system performance were also highlighted in the study.

RENEWABLE ENERGY (2021)

Article Energy & Fuels

Augmented performance of tubular solar still integrated with cost-effective nano-based mushrooms

Swellam W. Sharshir et al.

Summary: The study aimed to increase freshwater production and enhance the performance of tubular solar stills by using pure and carbon black-coated mushrooms. Results showed that using nanocoated mushrooms led to a significant improvement in both productivity and energy efficiency.

SOLAR ENERGY (2021)

Article Engineering, Chemical

Experimental investigation on the negative effect of the external condenser on the conventional solar still performance

Ahmed Rahmani et al.

Summary: This study reveals the negative effect of the external condenser on the performance of conventional solar still, showing that it can increase still productivity under moderate weather conditions but decrease it under extreme weather conditions.

DESALINATION (2021)

Article Thermodynamics

Performance assessment of a solar water distiller using circular parabolic absorber: An experimental investigation

Samir M. Elshamy et al.

Summary: The use of a circular parabolic absorber in a solar-powered water distiller shows excellent performance and efficiency in experimental studies, increasing water production and reducing costs in various weather conditions.

CASE STUDIES IN THERMAL ENGINEERING (2021)

Article Engineering, Environmental

Improving the performance of pyramid solar still using rotating four cylinders and three electric heaters

Wissam H. Alawee et al.

Summary: The modification of the pyramid solar still by incorporating rotating cylinders and electric heaters has significantly improved the distillation efficiency and productivity, resulting in a substantial increase in the production of drinkable water. The optimal increase in productivity was achieved at a cylinder speed of 0.5 rpm, with the use of heaters enhancing thermal efficiency.

PROCESS SAFETY AND ENVIRONMENTAL PROTECTION (2021)

Article Engineering, Environmental

Performance evaluation of a vertical rotating wick solar still

Z. M. Omara et al.

Summary: A new solar still desalination system named VRWSS was experimentally investigated, with performance affected by wick belt materials, rotational speeds, and directions. Jute wick generally outperformed cotton wick, and counterclockwise movement resulted in higher productivity, with solar tracking improving freshwater production.

PROCESS SAFETY AND ENVIRONMENTAL PROTECTION (2021)

Article Engineering, Chemical

Enhancement of pyramid solar distiller performance using reflectors, cooling cycle, and dangled cords of wicks

F. A. Essa et al.

Summary: The introduction of a new working mechanism for the wick in the pyramid solar distiller optimizes its performance, resulting in higher productivity and efficiency compared to conventional solar stills. Improved results were achieved by utilizing mirrors and a fan with 35 wick cords, leading to a 53% efficiency and a 195% increase in productivity. The theoretical deviations from experimental results for CPSS and CWPSS were 6% and 11% respectively.

DESALINATION (2021)

Article Thermodynamics

Net-zero exergoeconomic and exergoenvironmental building as new concepts for developing sustainable built environments

Mohammad Mahdi Ahmadi et al.

Summary: The concept of net-zero energy buildings has gained traction in recent years, with various definitions proposed and used to understand and optimize building energy performance. This study introduces two new definitions, net-zero exergoeconomic building and net-zero exergoenvironmental building, to enhance the understanding of sustainable building systems. A comprehensive case study demonstrates the practical application of these new definitions, showing their reliability and flexibility compared to previous approaches. The proposed net-zero exergoeconomic building definition offers valuable insights for developing sustainable environments.

ENERGY CONVERSION AND MANAGEMENT (2021)

Article Construction & Building Technology

Experimental study on the direct evaporative air-cooling system with vermicompost material as the water storage medium

Sujatha Abaranji et al.

Summary: This study compares the performance of a vermicompost based cooling system with conventional air-cooler, showing that the former can achieve similar cooling effects under certain wind speeds and save about 21.7% of energy due to the elimination of the pump. The proposed cooling technology using vermicompost could provide a sustainable and energy-efficient method for passive thermal comfort in residential and commercial building sectors.

SUSTAINABLE CITIES AND SOCIETY (2021)

Article Energy & Fuels

Experimental investigation of stepped solar still with phase change material and external condenser

Seyed Sina Adibi Toosi et al.

Summary: This experimental study aims to enhance the distillate of the stepped solar still through additional improvers such as PCM chambers and an external condenser. The results showed significant improvements in productivity rate with the use of external condenser and PCM in stepped solar still under Iranian climate conditions.

JOURNAL OF ENERGY STORAGE (2021)

Article Green & Sustainable Science & Technology

Experimental investigation and economic assessment of a solar still performance using high-frequency ultrasound waves atomizer

Emad M. S. El-Said et al.

JOURNAL OF CLEANER PRODUCTION (2020)

Article Thermodynamics

Effect of nano-coated CuO absorbers with PVA sponges in solar water desalting system

T. Arunkumar et al.

APPLIED THERMAL ENGINEERING (2019)

Article Green & Sustainable Science & Technology

Exergy, environ-economic and economic analyses of a tubular solar water heater assisted solar still

Omar Bait

JOURNAL OF CLEANER PRODUCTION (2019)

Article Green & Sustainable Science & Technology

Experimental study of the potential of eucalyptus fibres for evaporative cooling

Pervin Abohorlu Dogramaci et al.

RENEWABLE ENERGY (2019)

Article Thermodynamics

Spatio-temporal solar exergoeconomic and exergoenvironmental maps for photovoltaic systems

Ehsan Rahnama et al.

ENERGY CONVERSION AND MANAGEMENT (2019)

Article Green & Sustainable Science & Technology

Experimental investigation of a solar still with composite material heat storage: Energy, exergy and economic analysis

A. E. Kabeel et al.

JOURNAL OF CLEANER PRODUCTION (2019)

Article Thermodynamics

Rotating-drum solar still with enhanced evaporation and condensation techniques: Comprehensive study

A. S. Abdullah et al.

ENERGY CONVERSION AND MANAGEMENT (2019)

Article Green & Sustainable Science & Technology

Enhancing the performance of single basin solar still using high thermal conductivity sensible storage materials

A. E. Kabeel et al.

JOURNAL OF CLEANER PRODUCTION (2018)

Article Green & Sustainable Science & Technology

Productivity enhancement of solar still by using porous absorber with bubble-wrap insulation

T. Arunkumar et al.

JOURNAL OF CLEANER PRODUCTION (2018)

Article Green & Sustainable Science & Technology

Study of a solar-driven membrane distillation system: Evaporative cooling effect on performance enhancement

A. E. Kabeel et al.

RENEWABLE ENERGY (2017)

Article Energy & Fuels

Technological aspects of advancement in low-capacity solar thermal desalination units

A. E. Kabeel et al.

INTERNATIONAL JOURNAL OF SUSTAINABLE ENERGY (2013)

Article Energy & Fuels

Exergy of undiluted thermal radiation

R Petela

SOLAR ENERGY (2003)