Compressed air energy storage (CAES) with compressors distributed at heat loads to enable waste heat utilization Hossein Safaeia,, David W. Keithb, Ronald J. Hugoc a Institute for Sustainable Energy, Environment and Economy, University of Calgary, 2500 University Dr., NW, Calgary, AB, Canada T2K 1N4 ...
Thermodynamics analysis of a novel compressed air energy storage (CAES) system combined with SOFC-MGT and using low grade waste heat as heat source October 2023 DOI: 10.3384/ecp200044
As a case study, we evaluated the economics of two hypothetical merchant CAES and D-CAES facilities performing energy arbitrage in Alberta, Canada using market data from 2002 to 2011. The annual ...
The special thing about compressed air storage is that the air heats up strongly when being compressed from atmospheric pressure to a storage pressure of approx. 1,015 psia (70 bar). Standard multistage air compressors use inter- and after-coolers to reduce discharge temperatures to 300/350°F (149/177°C) and cavern injection air temperature …
DOI: 10.1016/J.APENERGY.2012.09.027 Corpus ID: 3130215; Compressed air energy storage (CAES) with compressors distributed at heat loads to enable waste heat utilization @article{Safaei2013CompressedAE, title={Compressed air energy storage (CAES) with compressors distributed at heat loads to enable waste heat …
Compressed air energy storage (CAES) is a commercial, utility-scale technology that provides long-duration energy storage with fast ramp rates and good part-load operation. It is a promising storage …
The intention of this paper is to give an overview of the current technology developments in compressed air energy storage (CAES) and the future direction of the technology development in this area. ... so the further utilization of PHS is limited ... electricity runs a compressor to produce the compressed air. During that process, waste heat ...
Compressed air energy storage (CAES) system stores potential energy in the form of pressurized air. The system is simple as it consists of air …
As an effective approach of implementing power load shifting, fostering the accommodation of renewable energy, such as the wind and solar generation, energy storage technique is playing an important role in the smart grid and energy internet. Compressed air energy storage (CAES) is a promising energy storage technology due …
Compressed air energy storage (CAES) technology has attracted growing attention because of the demand for load shifting and electricity cost reduction in energy‐intensive industries. To increase the round‐trip efficiency and energy storage density and simplify the structure of advanced adiabatic CAES (AA‐CAES) systems, a …
Compressed air energy storage (CAES) with compressors distributed at heat loads to enable waste heat utilization. Hossein Safaei, David William Keith, R. Hugo. Published 1 March 2013. …
The Thermal Energy Storage subsystem is a key component that improves the efficiency of adiabatic compressed air energy storage, making it a feasible option as a large-scale energy storage system ...
Finally, this study shows that in a compressed air system (CAS) a huge amount of energy, approximately 70% to 90%, is lost as waste heat. But implementing …
The exergy efficiency of the compressed air energy storage subsystem is 80.46 %, with the highest exergy loss in the throttle valves. The total investment of the compressed air energy storage subsystem is 256.45 k$, and the dynamic payback period and the net present value are 4.20 years and 340.48 k$.
[Show full abstract] compressed air energy storage is integrated with cascaded latent heat storage and organic Rankine cycle for power generation. The developed systems are analyzed based on the ...
Compressed air energy storage (CAES) is a commercial, utility-scale technology that provides long-duration energy storage with fast ramp rates and good part-load operation. It is a promising storage …
Distributed compressed air energy storage (D-CAES) aims to en hance efficiency and economics of CAES by utilizing the compres- sion heat for space and water heating …
Hossein Safaei, David Keith, and Ronald Hugo. 2013. "Compressed Air Energy Storage (CAES) with compressors distributed at heat loads to enable waste heat utilization." Journal of Applied Energy, 103, Pp. 165-179.
Compressed Air Energy Storage (CAES) suffers from low energy and exergy conversion efficiencies (ca. 50% or less) inherent in compression, heat loss during storage, and the commonly employed natural gas-fired reheat prior to expansion. Previously, isothermal, and adiabatic (or ''advanced'' adiabatic) compressed air energy …
As the next generation of advanced adiabatic compressed air energy storage systems is being developed, designing a novel integrated system is essential for its successful adaptation in the various grid load demands. This study proposes a novel design framework for a hybrid energy system comprising a CAES system, gas turbine, and high …
Compressed air energy storage (CAES) is an effective solution for balancing this mismatch and therefore is suitable for use in future electrical systems to …
To increase the round-trip efficiency and energy storage density and simplify the structure of advanced adiabatic CAES (AA-CAES) systems, a waste heat …
Compressed Air Energy Storage (CAES) F. BarnesD. BuddMichelle LimE. R. Freeman. Engineering, Environmental Science. 2015. The fundamentals of a compressed air energy storage (CAES) system are reviewed as well as the thermodynamics that makes CAES a viable energy storage mechanism. The two …
An approach to recovering heat from the compressed air system based on waste heat recovery: a review July 2023 Energy Sources, Part A: Recovery, Utilization and Environmental Effects 45(3):9465-9484
Finally, this study shows that in a compressed air system (CAS) a huge amount of energy, approximately 70% to 90%, is lost as waste heat. But implementing energy-saving indicators using proper waste heat …
Compared with the geographical limitation of pumped hydroelectricity storage and compressed air energy storage technology, the CES has attracted attention due to its security, no geographical limitation and …
DOI: 10.1016/j.egyr.2022.02.082 Corpus ID: 247150288; Research on recovery and utilization of waste heat in advanced compressed air energy storage system @article{Wen2022ResearchOR, title={Research on recovery and utilization of waste heat in advanced compressed air energy storage system}, author={Xiankui Wen and Dahui …
The above research focuses less on the storage and utilization of waste heat in compressed air energy storage systems. This article considers the introduction of a small capacity absorption refrigeration device for secondary utilization of waste heat. ... In order to achieve higher cycle efficiency and heat utilization, compressed air energy ...
By rational utilization of waste heat in exhaust gas, the cascade utilization of energy can be realized. The results indicate that the fuel cell-waste heat recovery system can achieve higher thermal efficiency and exergy efficiency, with an improvement of 6.69% and 6.46%, respectively.
The integration of CAES and SOFC technologies brings novelties such as efficient storage of excess electricity, utilization of waste heat, and production of compressed air. Overall, these integrated energy systems contribute significantly to a more sustainable and reliable energy infrastructure.