Md. Hasanuzzaman

University of Malaya | UM ·  UM Power Energy Dedicated Advanced Centre (UMPEDAC)

An energy audit (EA) is a crucial step in boosting factory energy efficiency and obtaining certification for cleaner manufacturing. The results of a preliminary energy audit carried out at a sizable industrial facility in Jordan that creates some of the most well-known foods in the Middle East are presented in this study. The monthly demand of the...

Every year, a massive volume of textile waste is disposed of in a landfill or incinerated, contributing to resource loss and environmental consequences. Researchers are using textile waste to simultaneously develop composite materials to address both issues. Although manufacturing composites temporarily solves the problem, these composites will eve...

Energy is one of the essential inputs for modernization and social development. Energy demand is increasing, and the primary energy source is fossil fuels, which negatively impact the environment. Energy saving and renewables are the potential solutions which could minimize environmental impact. This paper investigates the energy-saving and solar p...

With rapid urbanization and population growth, there has been a significant increase in the demand for public transport. Fossil-fuel-based internal combustion vehicles are increasingly fulfilling the transport demand and are creating negative impact on the environment. Electric three-wheeler (E3W) vehicles have better prospects in public transport...

Battery electric vehicles (BEVs) have started to play a significant role in the transport sector and automotive industries. The broader market penetration of BEVs has still not been achieved due to significant barriers associated with initial costs and short driving ranges. The purchase price and a limited driving range are barriers that are inevit...

To mitigate the consequences of climate change, there is an increasing need to minimize the usage of fossil fuels, especially in the industrial sector because the majority of the industrial sector primarily rely on fossil fuels to meet their needs for heat energy, and a practical strategy to reduce reliance on fossil fuels is to use energy from the...

The tropical climate of Malaysia presents higher environmental temperatures ranging from 27 to 31 °C and refrigerated semi-trailer trucks are utilized in cold chain transportation which is subjected to high thermal stresses and leads to elevated refrigeration load requirements. This subsequently causes a surge in diesel fuel consumption by the auxi...

Clean water demand has significantly increased due to the rise in the global population. However, most water on the Earth has high saline content that cannot be consumed directly; only about one over forty of the total water source is freshwater. Desalinated water is one of the potential solutions to meet the growing demand for freshwater, which is...

The gradual shift towards cleaner and green energy sources requires the application of electric vehicles (EVs) as the mainstream transportation platform. The application of vehicle-to-grid (V2G) shows promise in optimizing the power demand, shaping the load variation, and increasing the sustainability of smart grids. However, no comprehensive paper...

Commercial buildings in Malaysia contribute to 35% of the total electricity demand. During the recent COVID-19 pandemic, the global economy faced a challenging situation that forced many businesses to shut down. However, fast-food restaurants with drive-through features managed to get through this pandemic phase without much effect from the economi...

Photovoltaic-based power generation is increasing in Bangladesh. With the high level of availability and being cost-effective in contrast with off-gird plants, grid-connected solar photovoltaic plants are growing popularity. The present research analyses the techno-economic and environmental feasibility of a 3 MW grid-connected PV plant in Ishwardi...

Global energy demand is continuously increasing where the pollution and harmful greenhouse gases that originated from the burning of fossil fuels are alarming. Various policies, targets, and strategies are being set to the carbon footprint. Renewable energy penetration into the utility grid, as well as bidirectional power flow between generation an...

An energy-efficient building is not built in a day. It requires effective processes, approaches, and tools, as well as high commitment from all the involved parties. A similar requirement is needed for effective retrofitting practice. Building Information Modelling (BIM) is one of the sensible processes in ensuring either the new building developme...

The photovoltaic thermal (PVT) system was initially developed by attaching a simple sheet and tube thermal collector to the PV panel to improve cell performance while producing heat energy. The collector designs and heat transfer fluid are the main focus of PVT research, with the sheet and tube collector being the direct reference, and nanofluid be...

Among the renewable energy resources, solar thermal is one of the technologies that significantly contribute to energy supply and reduce global greenhouse gas (GHG) emissions. Solar water heating (SWH) contributes a large proportion of the global solar thermal capacity, with 63% installation for domestic hot water (DHW) systems, 28% for large DHW s...

The considerable amount of waste PV modules expected to emerge from recent widespread of solar photovoltaic (PV) systems is a cause of concern, especially in sustainability terms. Currently, most end-of-life (EoL) PV modules are either disposed of in landfills or bulk recycled in existing recycling facilities. Although these approaches are easier i...

Electric vehicles (EVs) in Malaysia are gaining more attention and interest from the public. However, the electric vehicle’s exposure, awareness, and sales are still low compared to other countries. In this review, the challenges associated with implementing the electric vehicle culture in Malaysia are thoroughly reviewed, including the obstacles t...

Solar photovoltaic-thermal system (PVT) enables the simultaneous conversion of solar radiation into electricity and heat. Various PVT systems have been developed over the last 30 years. The current article provides an extensive overview of PVT systems, an inspection of published research on these systems, and the technical (i.e., energy loss effect...

In recent years, a good number of research works have been conducted to elucidate the different aspects photovoltaic thermal (PV/T) technology. However, in order to take a technology to its maturity level, it is important to explore its internal physics and identify the factors that control system performance. With this view, in the present researc...

The issues of improving thermal comfort inside the building have become a global point of research interest attributed to the realization that people spend more than 90% of their time in the indoor environment. This study investigated the thermal comfort temperature range for indoor open spaces in second level of the Universiti Tun Hussein Onn Mala...

This study interprets the effect of using sand or gravel as energy storage unit in solar chimney power plants. The effect of using low-cost materials is evaluated. Based on the Manzanares pilot plant, a 3D CFD model is created. Geometric parameters are kept constant in simulations performed with ANSYS FLUENT engineering commercial software. By simu...

A steady rise in the ownership of vehicles in Malaysia has drawn attention to the need for more effective strategies to reduce the emissions of the road transport sector. Although the electrification of vehicles and replacing petrol with biofuel are the strategies being considered in Malaysia, these strategies have yet to be fully evaluated from an...

This study conducts a learning rate analysis on electric vehicle retail prices in Germany between 2015 and 2020 to predict the point of purchase price parity between electric cars and comparable conventional vehicles in different market segments. In small cars, a learning rate of 23% was found. For mid-sized cars, the rate of cost decline was 29%....

The current work performs the heatline revelation for combined convection of nanofluid within an enclosure with two moving walls at several thermal conductivity ratios plus heat generation parameter. A solid obstacle that produces uniform heat q per unit area is positioned at the middle of the domain. Sliding lids are assigned to the opposite side...

The current work performs the heatline revelation for combined convection of nanofluid within an enclosure with two moving walls at several thermal conductivity ratios plus heat generation parameter. A solid obstacle that produces uniform heat q per unit area is positioned at the middle of the domain. Sliding lids are assigned to the opposite side...

Photovoltaic thermal systems (popularly abbreviated as PVT systems) are well-engineered amalgamation of photovoltaic (PV) modules and solar thermal collector (STC). This chapter deliberates the fundamental concept, design, and basis of classification of this newly emerging solar energy capturing device. Performance parameters of different types of...

Drying is one of the most energy-intensive processes in drying agricultural and industrial products where fuel or another conventional energy source is used to heat the air before drying the product. However, solar energy is a promising renewable energy source for the drying to decrease the energy consumption and carbon footprint during the time of...

Photocatalytic methane (CH4) production wherein CO2 is reduced to CH4 by utilizing solar radiation energy is gaining research and industrial focus because of its environmental-friendly notion. It offers twofold advantages: reduction in CO2 emission and production of artificial natural gas (methane) at the same time. In this paper, comparative energ...

Municipal solid waste (MSW) generation in Bangladesh is increasing as the country is accelerating toward ever-increasing urbanization, accompanied by rapid economic expansion and population growth. Bangladesh’s energy demand is also rising faster than supply. As a result, the importance of an effective waste management framework is growing in Bangl...

Fresh drinking water is the most vital need in human life and climate change is causing scarcity of freshwater resources to fulfil the human and environmental demands. Desalination of saline water is the potential solution to fulfil the scarcity of fresh water. The purpose of this research is to make a comparison between the performances of single-...

This research presents a comprehensive review of solar chimney power plants (SCPP) as a reliable source of renewable electricity generation. Solar chimney power plants differ from other renewable energy technologies because thermal and momentum effects result in 24-h electricity generation. However, they are influenced by a wide range of design, ge...

Automation, modernization, economic development and global progress depends on efficient extraction and utilization of energy. Power generation by burning fossil fuels makes various adverse impacts on the environment. Additionally, the worldwide fossil fuel reserve is limited and depleting very fast. Hence, efficient energy usage and savings are cr...

Economic analysis is one of the important factors that must be done to be considered for the project under consideration. To do the analysis, an in-depth knowledge on the tools and techniques to be used to assess the suitability of the project in terms of profitability and sustainability is required. Profitability to ensure a secured investment in...

Fresh water is one of the basic needs in daily life where the sources are shrinking due to pollution and climate change. Sea water desalination system is one of the potential solutions that can minimize the scarcity of fresh water. Solar energy is one of the promising renewable energies that can be used for water desalination system. The concepts o...

Thermal energy is one of the most important energy sources for daily usage, industrial processes heat, and to generate electricity. Global energy demand continues to increase with the expansion of the economy activities and sustainable development where the world is suffering from pollution and harmful greenhouse gases due to over burning of fossil...

Solar energy is one of the promising clean and nondepleting renewable energy types which is excessively used all over the world in the form of electrical as well as thermal energy. From domestic to industrial level applications of solar thermal collectors have made them really important to share prominent amount in the worlds energy mix. In this ch...

Environmental impact assessment (EIA) is one of the demonstrated management instruments for consolidating ecological concerns in development cycle. Sun-powered energy frameworks, for example, photovoltaic and solar thermal to give remarkable natural advantages in contrast with the conventional energy sources, along these lines' contributory, to the...

Energy is currently a critical demand for both national and global growth. Furthermore, the environmental consequences of using fossil fuels for power generation are concerning, and a fantastic alternative method is to employ renewable energy resources. However, effective power generation from renewable resources can be the most pressing issue in t...

Energy is one of the basic needs where the main sources of energy are still fossils fuels. Automation, modernization, and societal development are increasing rapidly as well as increasing the electricity demand. The fossil fuels–based power generation is not environmental due to the greenhouse gas emission where this concern is becoming a more seri...

In the current scenario of enormous demand for energy, reliance on fossil fuels alone is definitely causing future crises, particularly for developing countries. Although renewable energy options, such as solar energy, are used on a large scale, there are questions about the economy and the social acceptability of these options. If we want to reduc...

Fossil fuels are considered as the prime source of energy due to the high energy density and availability of mature energy conversion technologies. Renewable energy resources are plentiful and environmental friendly. Solar thermal energy is one of the most potential renewable and in modern energy industry to ensure best energy utilization. Heat exc...

Despite of being solar assisted, evaporative cooling devices in hot arid regions consume a substantial amount of electricity to produce sufficient cooling effect. This paper presents the design and performance analysis of a novel hybrid evaporative solar cooling system, aided by underground heat exchanger. A fan-assisted chamber composed of two ver...

This book presents reviews on the application of the technology for crop improvement towards food and nutrition security, and research status on mutation breeding and associated biotechnologies in both seed crops and vegetatively propagated crops. It also presents perspectives on the significance of next-generation sequencing and bioinformatics in...

There are many factors that have a major influence on reducing the energy expenditure in building sector. This research aims at qualitative and quantitative assessment of those factors such as double glazed windows, vertical greenery systems (VGS), integrating of semi-transparent photovoltaic device with architectural design of buildings, energy sa...

Solar photovoltaic (PV) converts sunlight into electricity and is an appropriate alternative to overcome the depletion of conventional fuels and global warming issues. The performance of a PV panel may vary with respect to PV cell technology, fabrication methods, and operating conditions. This research aims at performing an experimental study to in...

In response to the global quest for a sustainable and environmentally friendly source of energy, most scientists’ discretion is solar energy, especially solar thermal. However, successful deployment of solar thermal technologies such as solar-assisted process heating (SAPH) systems in medium- to large-scale industries is still in quandary due to th...

Background: Cerebral arteriovenous malformations (AVMs) have been long thought to be a congenital anomaly of vasculogenesis in which arteries and veins form direct communications forming a vascular nidus without an intervening capillary bed or neural tissue. Scattered case reports have described that AVMs may form de novo suggesting that they can b...

Global energy demand continues to increase with the expansion of the economy activities and sustainable development. Meanwhile, the world is suffering from pollution and harmful greenhouse gases originated from burning of fossil fuels where the consequences of climate changes are also alarming. Solar energy is an alternative energy source that is a...

Photovoltaic (PV) system's performance is significantly affected by its orientation and tilt angle. Experimental investigation (indoor and outdoor) has been carried out to trace the variation in PV performance and electrical parameters at varying tilt angles in Malaysian conditions. There were two experimental modus: 1) varying module tilt under co...

Energy is the driving force for automation, modernization and economic development where the uninterrupted energy supply is one of the major challenges in the modern world. To ensure that energy supply, the world highly depends on the fossil fuels that made the environment vulnerable inducing pollution in it. Latent heat thermal energy storage (LHT...

Photovoltaic thermal (PVT) systems have emerged as a well-engineered upgradation of photovoltaic (PV) modules that deliver both electricity and heat simultaneously. However, practicable performance is yet to be realized from these systems on commercial basis. In the present research, nanoparticle enhanced phase change material (NePCM) has been inco...

This paper study the potential of energy-saving through lighting located at the office building in an academic institution known as Politeknik Sultan Azlan Shah (PSAS). Exercise through energy audit has been conducted at 3 main academic building to identify energy usage of lighting. 3 academic building involved is Mechanical Engineering Department...

The energy gain of domestic solar water heating systems is determined by solar to thermal energy conversion and optical efficiency of glazing. For this study, solar transmission properties of different transparent glazing materials such as acrylic, low-, medium-, and high-iron glasses were measured. The thermal efficiency of the collector under nat...

Industrial process heating applications in the temperature range of 50°–250 °C consumes about 35% of the global fossil fuels, wherein solar thermal is envisaged as an alternative option. Outlet temperatures of both flat-plate collector (FPC) and photovoltaic thermal collector (PVT) are not high enough to serve industrial processes. In this article,...

An educational institution is one of the sectors that consume a high amount of energy. An identify the energy consumption gives information to forecast the energy saving. The research aims to utilize rooftop solar photovoltaic (PV) at non-academic buildings in Malaysia’s educational institution. A detailed energy audit has been conducted at Politek...

The building sector is one of the major energy users and greenhouse gasses emitter. An energy audit is one of the effective approaches to identify efficient energy usages and energy savings. A details walk-through energy audit has been conducted to analyse the energy consumption pattern and potential energy conservation opportunities (ECOs) in Rese...

Fresh water is the most essential basic need in daily life, while its sources are shrinking rapidly due to global warming and climate change. Desalination of sea water is seen as the potential solution to meet the scarcity of fresh water. In this article, a concentrated solar collector-based distillation (evaporation and condensation) plant has bee...

Worldwide primary energy needs are satisfied basically from non-renewable sources that are limited in supply and innately hazardous to the environment. Biomass-based power systems are very much potent to address the environmental issues fostering sustainable development, while being able to provide a secured and uninterrupted power supply at the sa...

Biomass gasification based power plants can play an important role in power sector in Malaysia with her abundant agricultural and forest resources. In this research energy and economic feasibility , and environmental impact of biomass gasification power plant has been analyzed and assessed for sustainable power generation in Malaysia, the plant bei...

Poor transmission of sunlight through the top glass cover is one of the major hindrances in realizing better performance from a PV module. Adoption of appropriate cleaning technique might enhance glass transmissivity to a good extent. In the present study, the effect of manual cleaning with nylon sponge, microfiber cloth and nylon brush on optical...

To develop a product, design optimization is indispensable. Computer simulations are proven convenient tools to provide an optimized design of any system. This article presents a comprehensive 3D mathematical model and numerical simulation for solar photovoltaic thermal (PV/T) systems that will be helpful for optimizing the system performance. The...