A review of unconventional bottoming cycles for waste heat recovery: Part I–Analysis, design, and optimization

M Saghafifar, A Omar, K Mohammadi… - Energy Conversion and …, 2019 - Elsevier
In this paper, an extensive overview of unconventional waste heat recovery power cycles is
presented. The three-unconventional waste heat recovery bottoming cycles discussed in this …

Energy, exergy, economic and exergoenvironmental analyses of gas and air bottoming cycles for production of electricity and hydrogen with gas reformer

A Ahmadi, DH Jamali, MA Ehyaei… - Journal of Cleaner …, 2020 - Elsevier
The purpose of this study is to investigate an intergration of three cycles consisting of gas, air
bottom and steam cycles for electrical power generation and hydrogen production. The …

Energy, exergy, and economic analyses of integration of heliostat solar receiver to gas and air bottom cycles

A Ahmadi, MA Ehyaei, DH Jamali, M Despotovic… - Journal of Cleaner …, 2021 - Elsevier
In this paper, the energy, exergy, and economic analysis of a novel integrated power plant is
investigated. The novel power plant is integrated by using the heliostat solar receiver, the …

A critical assessment of thermo‐economic analyses of different air bottoming cycles for waste heat recovery

M Saghafifar, M Gadalla - International Journal of Energy …, 2019 - Wiley Online Library
Steam turbine cycle's low operating temperature makes it suitable for waste heat recovery
applications. Even though conventional combined cycles, ie, topping gas turbine and …

Thermo-economic optimization of hybrid solar Maisotsenko bottoming cycles using heliostat field collector: Comparative analysis

M Saghafifar, M Gadalla - Applied Energy, 2017 - Elsevier
Hybridization is a newly proposed concept in which solar thermal energy provides a portion
of the required thermal input instead of fossil fuels and natural gases. Storage and …

Analysis of Maisotsenko open gas turbine bottoming cycle

M Saghafifar, M Gadalla - Applied Thermal Engineering, 2015 - Elsevier
Maisotsenko gas turbine cycle (MGTC) is a recently proposed humid air turbine cycle. An air
saturator is employed for air heating and humidification purposes in MGTC. In this paper …

Exergetic optimization and comparison of combined gas turbine supercritical CO2 power cycles

A Ayub, NA Sheikh, R Tariq, MM Khan… - Journal of Renewable …, 2018 - pubs.aip.org
For developing a sustainable power system, the key is to maximize the use of available
resources with a minimal impact on the environment. One technique for achieving this is …

Thermo-economic evaluation of modifications to a gas power plant with an air bottoming combined cycle

K Mohammadi, M Saghafifar, JG McGowan - Energy Conversion and …, 2018 - Elsevier
Multigeneration technologies provide a significant potential for efficient, sustainable and
economical generation of multiple useful products. A gas turbine with an air bottoming …

Design and analysis of a novel natural gas liquefaction process based on two-stage ejector-expansion refrigeration cycle

J Pan, Y Li, Q Cao, J Wang, R Li - Fuel, 2025 - Elsevier
This paper proposes a novel natural gas liquefaction process based on two-stage ejector-
expansion refrigeration cycle (T-EERC). Specific energy consumption, exergy efficiency …

Thermo-economic analysis of air bottoming cycle hybridization using heliostat field collector: A comparative analysis

M Saghafifar, M Gadalla - Energy, 2016 - Elsevier
Nowadays, climate change has become a vital issue prompting investigations for increasing
the share of renewable energy employment in power generation industry. Solar energy is …