The Application Study of Hybrid Expansion System in the Compressed Air Energy Storage Power Generation

2014 ◽  
Vol 934 ◽  
pp. 150-155
Author(s):  
Xue Jun Peng

The large capacity storage technologies at present are reviewed, particular attention is paid to the principle and current situation of compressed air energy storage power generation. Considering the operating characteristic of non-fuel compressed air energy storage, this paper proposes a hybrid expansion system with piston expander and turbine expander in series and preliminarily analyses the expansion process. The results display that the application of hybrid expansion system can significantly enhance the efficiency of compressed air energy storage power generation and it shows a broad application prospect.

2021 ◽  
Vol 7 (4) ◽  
pp. 51
Author(s):  
Ibrahim Nabil ◽  
Mohamed Mohamed Khairat Dawood ◽  
Tamer Nabil

Author(s):  
B. R. Clausen ◽  
M. Nakhamkin ◽  
E. C. Swensen

This paper presents preliminary engineering results for a 50 MW Compressed Air Energy Storage (CAES) plant for the Alabama Electric Cooperative, Inc. (AEC). The CAES plant would improve AEC’s power generation mix in two ways: (a) it would provide needed peaking/intermediate power (otherwise purchased) and (b) it would increase the load factor of economical baseload units. The paper presents the following: a. Comparative trade-off analysis of various conceptual arrangements with underground storage depths ranging between 1000 feet and 4000 feet. (The most economical concept is selected based on the consideration of economics of the overall plant including underground storage). b. Engineering and cost data, performance data, construction schedule and environmental data for the selected CAES plant concept. The results of this preliminary engineering effort prove that a CAES plant is a cost effective addition to AEC’s installed power generation plants.


2020 ◽  
Vol 14 (13) ◽  
pp. 2510-2519 ◽  
Author(s):  
Mohammad Amin Mirzaei ◽  
Morteza Zare Oskouei ◽  
Behnam Mohammadi-Ivatloo ◽  
Abdolah Loni ◽  
Kazem Zare ◽  
...  

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