Muhammad Awais, Najeeb Ullah, Javaid Ahmad, Faizan Sikandar et al.
Nanofluid is considered to be a new generation heat transfer medium which has attracted significant attention from the research community for the past two decades due to its reported high effectiveness in various heat transfer applications. Dispersed solid nanoparticles with enhanced thermal conduct...
Muhammad Awais, Arafat A. Bhuiyan, Sayedus Salehin, M. Monjurul Ehsan et al.
Unique thermophysical properties of nanofluids set them apart from conventional basefluids; nanofluids impart substantial role in enhancing heat transfer performance since they have the advantage of exhibiting superior thermal conductivity. Due to their numerous applications in various industrial an...
M. Monjurul Ehsan, Muhammad Awais, Sangkyoung Lee, Sayedus Salehin et al.
Sayedus Salehin, Mohammad Tanvirul Ferdaous, Ridhwan M. Chowdhury, Sumaia Shahid Shithi et al.
Rashid Ahammed Ferdaus, Mahir Asif Mohammed, Sanzidur Rahman, Sayedus Salehin et al.
This paper describes the design and implementation of an energy efficient solar tracking system from a normal mechanical single axis to a hybrid dual axis. For optimizing the solar tracking mechanism electromechanical systems were evolved through implementation of different evolutional algorithms an...
Md Walid Faruque, Mohammed Raihan Uddin, Sayedus Salehin, M. Monjurul Ehsan
The thermodynamic performance of a two-stage vapor compression cascade refrigeration system using hydrocarbon refrigerants is studied extensively in this study. The selection of hydrocarbon refrigerants for the cascade refrigeration system is conducted based on the molecular weight, freezing point, ...
Salim Sadman Bishal, Dewan Fahim Faysal, M. Monjurul Ehsan, Sayedus Salehin
This study proposes and explores a unique integrated cooling and power system in which waste heat from a gas turbine (GT) cycle is collected and used to generate electricity via a supercritical CO2 (sCO2) recompression Brayton cycle (sCO2RBC) and an organic Rankine cycle (ORC). An absorption refrige...
Shadman Mahmud, Azeem Haider, Sk Tahmid Shahriar, Sayedus Salehin et al.
In 2019–2020, Bangladesh imported 5.2 million metric tonnes of petroleum products, worth 2.5 billion USD, and 50% of the imports were consumed by the transportation sector. Having limited natural oil reserves and being heavily dependent on oil imports, the country is vulnerable to shocks in the inte...
Md Walid Faruque, Mahdi Hafiz Nabil, Mohammed Raihan Uddin, M. Monjurul Ehsan et al.
This work presents a detailed thermodynamic analysis of a triple cascade vapor refrigeration system (TCRS) utilizing hydrocarbon refrigerants for ultra-low temperature application. Different hydrocarbon refrigerants pairs are used in different circuits (High temperature circuit HTC, Mid temperature ...
Sayedus Salehin, Ariful Islam, Rawhatul Hoque, Mushfiqur Rahman et al.
Adorsho Char is an island situated in the bank of Feni River, Bangladesh with a current population of 860. This island is underdeveloped and lacks the electricity supply from the main grid. Majority of the population make use of conventional means i.e candles, lanterns, kerosene wick lamps for light...
Adib Adnan, Shadman Mahmud, Mohammed Raihan Uddin, Anish Modi et al.
With a population of 165 million, Bangladesh is undergoing rapid industrialization and urban development, and is well on track to move out from the group of least developed countries by 2024. This results in a significant increase in the urban energy needs and the amount of generated waste. Most of ...
Mohammad Masrur Hossain, Niyaz Afnan Ahmed, Md Abid Shahriyar, M. Monjurul Ehsan et al.
Kalina cycle system (KCS) offers an attractive prospect to produce power by utilizing low-grade heat sources where traditional power cycles cannot be implemented. Intending to explore the potential of exploiting low-grade heat sources for conversion to electrical energy, this study proposes two modi...
Taskin Jamal, Weerakorn Ongsakul, Jai Govind Singh, Sayedus Salehin et al.
To meet the ever increasing electricity demand in the urban area, roof-top solar PV offers a feasible and alternative solution along with conventional power supply from the electricity grid. Geographic Information Systems can be used as a significantly useful tool for potential rooftop distribution ...
Mohammed Raihan Uddin, Shadman Mahmud, Sayedus Salehin, Md. Abdul Aziz Bhuiyan et al.
In many remote localities, one of the underlying reasons for not receiving life-saving vaccines is the lack of electricity to store the vaccines in the required refrigerated conditions. Solar Photovoltaic (PV) refrigerators have been considered as a viable and green solution to store the vaccines in...
M. Monjurul Ehsan, Shafi Noor, Sayedus Salehin, Ariful Islam