All Outputs (96)

Performance improvement potential of a PV/T integrated dual-source heat pump unit with a pressure booster ejector (2022)
Journal Article

Dual-source heat pump unit can utilize the evaporation of the refrigerant at two different pressures. By adopting an ejector, high-pressure refrigerant stream can be used to lift compressor inlet pressure which results in a higher coefficient of perf... Read More about Performance improvement potential of a PV/T integrated dual-source heat pump unit with a pressure booster ejector.

Parametric study of a novel combination of solar chimney and radiative cooling cavity for natural ventilation enhancement in residential buildings (2022)
Journal Article

The application of radiative cooling (RC) is expanding to a diverse research field, with some current studies trying to apply RC for natural ventilation. One proposed strategy is to use RC for the enhancement of solar chimney (SC) ventilation, and th... Read More about Parametric study of a novel combination of solar chimney and radiative cooling cavity for natural ventilation enhancement in residential buildings.

Incorporation of controllable supercooled phase change material heat storage with a solar assisted heat pump: Testing of crystallization triggering and heating demand-based modelling study (2022)
Journal Article

In short to long-term heat storage, the heat loss of common phase change material (PCM) systems is a big problem where heat is lost continuously to the ambient environment and is thus wasted, even when the system is not in use. Controllable supercool... Read More about Incorporation of controllable supercooled phase change material heat storage with a solar assisted heat pump: Testing of crystallization triggering and heating demand-based modelling study.

Sound absorption, structure and mechanical behavior of konjac glucomannan-based aerogels with addition of gelatin and wheat straw (2022)
Journal Article

Environment-friendly konjac glucomannan (KGM)-based aerogels with addition of gelatin and wheat straw are produced by freeze-drying method to have promising sound absorption performance, thermal stability and mechanical property. Results show that ge... Read More about Sound absorption, structure and mechanical behavior of konjac glucomannan-based aerogels with addition of gelatin and wheat straw.

Daylighting performance improvements using of split louver with parametrically incremental slat angle control (2022)
Journal Article

Different shading device systems and control strategies can be employed in different parts of a window system to perform different functions, particularly for fully glazed façades. A split louver with various improvements was proposed in this study a... Read More about Daylighting performance improvements using of split louver with parametrically incremental slat angle control.

Quantitative characterization of the effect of inclination angle on flat-plate radiative cooling performance in buildings (2022)
Journal Article

The environment-friendly and energy-free nature of radiative sky cooling fosters its application in buildings where a radiative cooler is usually positioned at a tilted angle. However, though the cooling capacity of various radiative cooling material... Read More about Quantitative characterization of the effect of inclination angle on flat-plate radiative cooling performance in buildings.

Identification of Potential Barriers to Electric Vehicle Adoption in Oil-Producing Nations—The Case of Saudi Arabia (2022)
Journal Article

Electric vehicles (EVs) are important elements in the global strategy to tackle climate change; however, research often fails to sufficiently identify the range of barriers which affect their adoption. Taking Saudi Arabia as a case study, this paper... Read More about Identification of Potential Barriers to Electric Vehicle Adoption in Oil-Producing Nations—The Case of Saudi Arabia.

Investigation on a Vermiculite-Based Solar Thermochemical Heat Storage System for Building Applications (2022)
Journal Article

Industrial processes and the building sector (e.g., for space and water heating) are responsible for the majority of the total energy consumed for heat. Although fossil fuels remain to dominate the heating sector, renewable heating technologies have... Read More about Investigation on a Vermiculite-Based Solar Thermochemical Heat Storage System for Building Applications.

A Study on Daylighting Performance of Split Louver with Simplified Parametric Control (2022)
Journal Article

A split louver consists of two sections with their slat angles to be adjusted separately for glare protection and redirection of sunlight, respectively. The upper section works in conjunction with the lower section to enhance daylight availability an... Read More about A Study on Daylighting Performance of Split Louver with Simplified Parametric Control.

Extending the operation of a solar air collector to night-time by integrating radiative sky cooling: A comparative experimental study (2022)
Journal Article

Solar thermal collectors are generally unproductivity at night without sunlight. Radiative cooling, on the other hand, is another renewable technology harvesting coldness from extraterrestrial space and can effectively work nocturnally. Therefore, th... Read More about Extending the operation of a solar air collector to night-time by integrating radiative sky cooling: A comparative experimental study.

A preliminary experimental study of a novel incorporation of chilled ceiling with phase change materials and transparent membrane cover (2022)
Journal Article

This study presents an experimental investigation into a novel incorporation of chilled ceiling with transparent membrane cover and phase-change material (PCM) to form a new type of PCM chilled ceiling panel. The membrane cover is infrared transparen... Read More about A preliminary experimental study of a novel incorporation of chilled ceiling with phase change materials and transparent membrane cover.

Applications of radiative sky cooling in solar energy systems: Progress, challenges, and prospects (2022)
Journal Article

The dynamic energy balance on the earth is jointly governed by solar energy harvesting and radiative sky cooling. Mainstream solar energy technologies, including photovoltaic conversion (PV), photothermal conversion (PT), and photovoltaic/thermal con... Read More about Applications of radiative sky cooling in solar energy systems: Progress, challenges, and prospects.

Performance evaluation of combined solar chimney and radiative cooling ventilation (2021)
Journal Article

Passive cooling is inevitable for buildings to be resilient to global warming. While many forms of passive cooling techniques have been developed, passive radiative cooling (RC), as an emerging technology, is still not widely applied in buildings. Du... Read More about Performance evaluation of combined solar chimney and radiative cooling ventilation.

Experimental study on a hybrid solar photothermic and radiative cooling collector equipped with a rotatable absorber/emitter plate (2021)
Journal Article

Taking the frigid outer space as the heat sink, a terrestrial body can cool itself to a sub-ambient temperature via radiative sky cooling (RC) scheme. However, poor seasonal and regional adaptabilities and low cooling power density of the RC technolo... Read More about Experimental study on a hybrid solar photothermic and radiative cooling collector equipped with a rotatable absorber/emitter plate.

Development and testing of a PCM enhanced domestic refrigerator with use of miniature DC compressor for weak/off grid locations (2021)
Journal Article

This paper presents the development of a sustainable and affordable domestic refrigerator for rural areas where grid setting is weak or non-existent. The refrigerator uses a miniature refrigeration unit based on a micro direct current (DC) compressor... Read More about Development and testing of a PCM enhanced domestic refrigerator with use of miniature DC compressor for weak/off grid locations.

Feasibility of realizing daytime solar heating and radiative cooling simultaneously with a novel structure (2021)
Journal Article

Recent breakthroughs in preparing near-perfect emitters have made it possible to realize daytime radiative cooling under intensive solar radiation. However, a typical radiative cooler cannot deliver heat and may even cause an undesired cooling effect... Read More about Feasibility of realizing daytime solar heating and radiative cooling simultaneously with a novel structure.

Life cycle assessment of a novel biomass-based aerogel material for building insulation (2021)
Journal Article

There is a growing interest in accounting for the environmental externalities and the greenhouse gas (GHG) emissions associated with the building industry. This study examines the life cycle environmental impacts of a novel biomass-based aerogel buil... Read More about Life cycle assessment of a novel biomass-based aerogel material for building insulation.

An Investigation into the Potential of Hosting Capacity and the Frequency Stability of a Regional Grid with Increasing Penetration Level of Large-Scale PV Systems (2021)
Journal Article

It is widely believed that the incorporation of renewable energy to the current power grid is the way forward in achieving sustainable power generation. Currently, with the reduction of PV prices, many countries have started connecting PV systems int... Read More about An Investigation into the Potential of Hosting Capacity and the Frequency Stability of a Regional Grid with Increasing Penetration Level of Large-Scale PV Systems.

Performance analysis of a novel bifacial solar photothermic and radiative cooling module (2021)
Journal Article

Solar energy and universe coldness are two renewable and clean energy constantly sent from outer space to the earth. Solar thermal collectors and radiative coolers respectively harvest heat and cooling energy in this context. However, their static an... Read More about Performance analysis of a novel bifacial solar photothermic and radiative cooling module.

A novel automated louver with parametrically-angled reflective slats; design evaluation for better practicality and daylighting uniformity (2021)
Journal Article

Daylighting harvest systems have been improved in recent decades. They have been dramatically used in green buildings to achieve a more sustainable living environment. However, their cost, sizes, shapes, materials, accuracy and control methods are co... Read More about A novel automated louver with parametrically-angled reflective slats; design evaluation for better practicality and daylighting uniformity.