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Efficiency Improvement in Precombustion CO2 Removal Units With a Waste–Heat Recovery ORC Power Plant
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper presents an analysis about recovering lowgrade thermal energy from a precombustion CO2 capture process as part of an integrated gasification combined cycle (IGCC) power plant by means of organic rankine cycle ...
Discussion: “Beyond Brayton Cycle: It is Time to Change the Paradigm” (S. Can Gülen, 2018, ASME J. Eng. Gas Turbine Power, 140(11), p. 111703)
Publisher: The American Society of Mechanical Engineers (ASME)
Unsteady Operation of a Highly Supersonic Organic Rankine Cycle Turbine
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Organic Rankine cycle (ORC) turbogenerators are the most viable option to convert sustainable energy sources in the lowtomedium power output range (from tens of kWe to several MWe). The design of efficient ORC turbines is ...
Computational Fluid Dynamic Simulation of a Supercritical CO2 Compressor Performance Map
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The performance map of a radial compressor operating with supercritical CO2 is computed by means of threedimensional steady state Reynoldsaveraged Navier–Stokes simulations. The geometry investigated is part of a 250 kW ...
Assessment of Waste Heat Recovery From a Heavy Duty Truck Engine by Means of an ORC Turbogenerator
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper documents a feasibility study on a waste heat recovery system for heavyduty truck engines based on an organic Rankine cycle (ORC) turbogenerator. The study addresses many of the challenges of a mobile automotive ...
Design Optimization of a High-Speed Twin-Stage Compressor for Next-Gen Aircraft Environmental Control System
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The environmental control system (ECS) is the largest auxiliary power consumer, i.e., around 75% of non-propulsive power, among the aircraft subsystems. The adoption of a novel ECS architecture, based on an electrically-driven ...
Centrifugal Turbines for Mini Organic Rankine Cycle Power Systems
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Organic Rankine cycle (ORC) power systems are rapidly diffusing as a technology for the conversion of thermal energy sources in the smalltomedium power range, e.g., from 150 kWe up to several MWe. The most critical component ...
Siloxanes as Working Fluids for Mini ORC Systems Based on High Speed Turbogenerator Technology
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper presents a study aimed at evaluating the use of siloxanes as the working fluid of a smallcapacity (≈10kWe) ORC turbogenerator based on the “highspeed technology†concept, combining the turbine, the pump, ...
Dynamic Modeling of Organic Rankine Cycle Power Systems
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: New promising applications of organic Rankine cycle (ORC) technology, e.g., concentrated solar power, automotive heat recovery and offgrid distributed electricity generation, demand for more dynamic operation of ORC systems. ...
Organic Rankine Cycle Power Systems: From the Concept to Current Technology, Applications, and an Outlook to the Future
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The cumulative global capacity of organic Rankine cycle (ORC) power systems for the conversion of renewable and waste thermal energy is undergoing a rapid growth and is estimated to be approx. 2000 MWe considering only ...