Marco Astolfi
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View article: Techno-Economic Analysis and Optimal Supercritical Carbon Dioxide Power Cycle Configuration for Novel Concentrating Solar Power Plants Adopting Tubular Fluidized Particles Central Receivers
Techno-Economic Analysis and Optimal Supercritical Carbon Dioxide Power Cycle Configuration for Novel Concentrating Solar Power Plants Adopting Tubular Fluidized Particles Central Receivers Open
Concentrating solar power (CSP) plants, thanks to the use of cost-competitive thermal energy storage, can provide back-up power guaranteeing a zero-emission alternative to conventional power plants and offer balancing services to the elect…
View article: Techno-economic analysis of a novel clc reactor-based system for energy storage and back-up power in a cruise ship
Techno-economic analysis of a novel clc reactor-based system for energy storage and back-up power in a cruise ship Open
This study investigates the performance of a novel carbon-free CLC fixed-bed reactor system proposed as a sustainable alternative to store and supply the energy demand of a 7-day Mediterranean cruise ship travelling between Spain and Italy…
View article: Thermal Desalination Through Forward Osmosis Coupled With CO2-Mixture Power Cycles for CSP Applications
Thermal Desalination Through Forward Osmosis Coupled With CO2-Mixture Power Cycles for CSP Applications Open
This work, performed in the framework of the H2020 EU project “DESOLINATION”, analyses the coupling between CSP plants using transcritical power cycles with CO2-mixtures and an innovative thermal desalination technique based on Forward Osm…
View article: Preliminary Characterization of the Desolination Project Demo Plant: Design and Off-Design Operability
Preliminary Characterization of the Desolination Project Demo Plant: Design and Off-Design Operability Open
This work presents the preliminary performance of the simple recuperative transcritical power cycle of the DESOLINATION project demo plant. The cycle operates with the CO2+SO2 mixture and it is air-cooled, built in a CSP-like environment w…
View article: Working Fluid Selection and Thermodynamic Optimization of the Novel Renewable Energy-Based RESTORE Seasonal Storage Technology
Working Fluid Selection and Thermodynamic Optimization of the Novel Renewable Energy-Based RESTORE Seasonal Storage Technology Open
Seasonal-based energy storage is expected to be one of the main options for the decarbonization of the space heating sector by increasing the renewables dispatchability. Technologies available today are mainly based on hot water and can on…
View article: Pareto front analysis for the design and the working fluid selection in ORC-based pumped thermal energy storage technology in both pure electric and cogenerative applications
Pareto front analysis for the design and the working fluid selection in ORC-based pumped thermal energy storage technology in both pure electric and cogenerative applications Open
Carnot Batteries are a sub-technology of Pumped Thermal Energy Storage concept where closed cycles are used in both charging and discharging phase. In charging mode, cheap off-peak electricity from the grid is used to store heat at a tempe…
View article: COLD ENERGY RECOVERY IN LNG PLANTS WITH ORGANIC RANKINE CYCLE
COLD ENERGY RECOVERY IN LNG PLANTS WITH ORGANIC RANKINE CYCLE Open
During the production phase, natural gas (NG) is compressed and chilled to liquid state (liquified natural gas, LNG) for sake of volume reduction, hence to ease transportation. Approximately, 500 kWh of electricity or mechanical power per …
View article: POTENTIAL OF TRIGENERATIVE WASTE HEAT RECOVERY CO2- MIXTURE TRANSCRITICAL POWER PLANTS FOR INCREASING THE SUSTAINABILITY OF DISTRICT HEATING AND COOLING NETWORKS
POTENTIAL OF TRIGENERATIVE WASTE HEAT RECOVERY CO2- MIXTURE TRANSCRITICAL POWER PLANTS FOR INCREASING THE SUSTAINABILITY OF DISTRICT HEATING AND COOLING NETWORKS Open
The waste heat released by high-temperature processes can be exploited by power cycle designed for full electric or combined heat and power applications, with the potential to cover even the cooling demand in a trigenerative perspective. T…
View article: Ultra-low emission flexible plants for blue hydrogen and power production, with electrically assisted reformers
Ultra-low emission flexible plants for blue hydrogen and power production, with electrically assisted reformers Open
This study investigates the potential of natural gas-based plants designed to produce blue hydrogen and dec-arbonized electric power, conceived to operate flexibly depending on the electricity price. This paper considers plants based on fi…
View article: Power and Hydrogen Co-Production in Flexible “Powdrogen” Plants
Power and Hydrogen Co-Production in Flexible “Powdrogen” Plants Open
This study investigates the potential of “Powdrogen” plants for blue hydrogen and decarbonized electric power production, conceived to operate flexibly depending on the electricity price and to increase the capacity factor of the hydrogen …
View article: Part-Load Strategy Definition and Preliminary Annual Simulation for Small Size sCO2-Based Pulverized Coal Power Plant
Part-Load Strategy Definition and Preliminary Annual Simulation for Small Size sCO2-Based Pulverized Coal Power Plant Open
In the near future, due to the growing share of variable renewable energy in the electricity mix and the lack of large-scale electricity storage, coal plants will have to shift their role from base-load operation to providing fluctuating b…
View article: Effect of the ambient temperature on the performance of small size sCO2 based pulverized coal power plants
Effect of the ambient temperature on the performance of small size sCO2 based pulverized coal power plants Open
The present work focuses on the analysis of a novel coal fired sCO2 power plant concept developed in the frame of sCO2-Flex H2020 EU funded project. Fossil fuel fired power plants are expected to improve their flexibility in the future ene…
View article: Off-design performance of CSP plant based on supercritical CO2 cycles
Off-design performance of CSP plant based on supercritical CO2 cycles Open
In the near future, a significant increase of the fraction of electricity produced by variable renewable energy sources (wind and PV) is expected. In this scenario, concentrating solar power (CSP) plants, thanks to the implementation of co…
View article: Improved flexibility and economics of Calcium Looping power plants by thermochemical energy storage
Improved flexibility and economics of Calcium Looping power plants by thermochemical energy storage Open
In this work, a Calcium looping (CaL) system including high temperature sorbent storage is presented, allowing to reduce the size of the calciner and the associated capital-intensive equipment (ASU and CPU). Reduction of the capital costs …