GX & Decarbonization Research

Leman, A M, Sharif, H Z, Krizou, A N +4

This study uses Taguchi simulation to optimize thermal envelope, HVAC SEER, lighting, and ventilation of a tropical residential building, reducing BEI by over 50% from baseline. PVWatts estimates a 13kW PV system to meet annual energy deman…

Otivriyanti, G, Fani, A M, Yusuf, N R +3

This study evaluates the implementation of a circular economy in waste management for Indonesia's new capital, targeting 60% recycling and net-zero emissions. Two scenarios combining recycling and waste-to-energy incineration are assessed; …

Mathibedi, Gontse Steven, Mokgohloa, Kgabo, Seadira, Tumelo +1

This study uses system dynamics to analyze the rapid growth of rooftop solar PV in South Africa, driven by load shedding. It finds reinforcing feedback loops that cut emissions but also highlights equity issues: high costs and weather limit…

Ye, Z., Chaer, I., Hartungi, R. +1

This study theoretically investigates the feasibility of Airborne Wind Energy (AWE) systems in Aberdeen, UK. Using wind speed distribution and performance models, it compares annual power production of a 30 kW kite system and a conventional…

Pillai, Deepak S, Stephen, Christopher, Tiwari, Durgesh K +1

This paper reports on-site performance testing of an Archimedes screw turbine installed in a branch canal of Sardar Sarovar Narmada Nigam Limited in India. The turbine achieved 86.6% efficiency at a rated output of 410 kW, demonstrating the…

Azam, Umair, Farooq, Muhammad, Munir, Muhammad Adeel +4

This study demonstrates that low-cost retrofits can significantly reduce building energy consumption in financially strained economies. Modeling an institutional building in Pakistan, it shows cooling load reduction from 767 kW to 408 kW wi…

Darabadi Zare, Ali Akbar, Yari, Mortaza, Nami, Hossein +1

This study proposes an integrated multi-generation system combining steam methane reforming and chemical looping combustion, evaluated thermodynamically and economically. The system supplies 295.3 kW power, 40.3 kg/h hydrogen, and 597 kW he…

Ahmed Yousif AlNofli, Maryam, Sekhar Santhappan, Joseph

This study analyzes the techno-economic feasibility of a solar/wind hybrid system in Dhofar, Oman, to produce hydrogen and electricity for EVs and hydrogen vehicles. Using HOMER Pro, optimal capacities are PV 555 kW, hydrogen tank 150 kg, e…

Razzaq, Ibtisam, Amjad, Muhammad, Qamar, Adnan +4

This study models retrofits for an existing academic building using REVIT, achieving a 34% reduction in energy consumption and integrating a 41.6 kW solar system to reach net zero energy. Annual CO2 savings are 32.8 metric tons, and the bui…

Purbantoro, F, Siregar, M

This study assesses the technical and financial viability of converting an existing building in Jakarta into a Net Zero Energy Building (NZEB). Energy efficiency measures reduce electricity use by 18%, a micro-hydro system using condenser p…

Mukherjee, Indrani, Burnside, Neil M., Flude, Stephanie +9

This study proposes using abandoned mine shafts for thermal energy storage (MSTES) to address renewable intermittency and support grid balancing. The UK's STEaM project applies THCM modeling and energy-systems analysis to integrate MSTES in…

Van Liedekerke, Ambra, id_orcid:0 009-0002-6089-597X, Hefny, Mahmoud +5

This paper analyzes the integration of deep closed-loop Advanced Geothermal Systems (AGS) in the 2050 net-zero Swiss power system. It finds that AGS become economically competitive at overnight costs below 21,500 EUR/kWe with subsidies and …

Prabowo, Zuhda Nur, Mutianingsih, Putri, Kurniawan, Hendra

Indonesia's state utility PLN plans to retire coal-fired power plants early to meet its 2060 net-zero target. This study assesses ocean energy potential (tidal, wave, current) in the Cilacap area, finding significant tidal energy (~373,867 …

Mohammed, Kazeem Ayodeji, Amiri, Amirpiran, Baniasadi, Ehsan +1

This study evaluates the techno-economic and environmental performance of integrating molten carbonate fuel cells (MCFCs) into NGCC, IGCC, and biogas upgrading systems. The air-fed NGCC-MCFC configuration offers the best economic balance, w…

Kebir, Nisrine, Leonard, Alycia, Downey, Michael +4

This study evaluates the techno-economic feasibility of solar PV with second-life batteries for Kenyan primary schools. Simulating 48 system scenarios, it finds that second-life batteries reduce levelized cost of electricity by 5.6-35.3% an…

Luh, Sandro, id_orcid:0 000-0003-0647-1447, Kannan, Ramachandran +3

This study integrates travel time duration and valuation into the Swiss TIMES Energy system Model (STEM) to quantify modal shift impacts in passenger transport decarbonization. Policies like highway speed limits and faster public transport …

Marrasso, E, Martone, C, Pallotta, G +2

This paper explores applying the Positive Energy District (PED) concept to an industrial area in Southern Italy. By equipping existing buildings and a wastewater treatment plant with wind and solar PV, simulations in HOMER Pro show a 55% re…

Ghasemzadeh, Nima, Javaherian, Amirreza, Yari, Mortaza +3

This study proposes a medium-scale biogas-fueled gas turbine poly-generation system supplying electricity, heating, cooling, and water. Multi-objective optimization using machine learning and Grey Wolf algorithms improves efficiency, cost, …

Bennett, George, Watson, Stephen, Wilson, Grant +1

This paper models compact combination (CoCo) hybrid heating appliances combining a gas boiler and small heat pump for the English housing stock. CoCo hybrids can reduce energy demand by up to 60% compared to gas boilers and cut peak electri…

Kafle, Nawaraj, Phuyal, Tej Prasad, Dhrubabar Singh, K.C +3

This study designs an on-site hydrogen refueling station (OHRS) for a fleet of 10 fuel cell buses in Nepal, using vehicle modeling and route data. It determines a maximum tractive power of 119.85 kW and a daily hydrogen demand of 80 kg, gui…