Efficiency Analysis of an Arrayed Liquid Piston Isothermal Air Compression System for Compressed Air Energy Storage
The performances of this system are analyzed when different numbers of tubes are applied. A system compression efficiency of 93.0% and an expansion efficiency of 92.9% can be achieved when 1000 tubes are applied at a 1 minute period. A new approach is provided in this study to achieve high efficiency and high pressure compressed air energy storage.
Journal of Energy Storage
In another work, Qin and Loth [20] investigated the feasibility of using water spray in a liquid piston compressor chamber for off-shore wind energy storage. They used the multiphase thermodynamic model to analyse the compression efficiency of the compressor with a compression ratio of 10 with the initial pressure of 1 bar.
Modeling of liquid-piston based design for isothermal ocean compressed air energy storage
It is also an important enabler of renewable energy developments. In recent years, compressed air energy storage (CAES) has drawn great attention and has been widely investigated for supporting
[PDF] Development of an Integrated Thermal Energy Storage and Free-Piston
Incorporating thermal energy storage (TES) into a concentrating solar power (CSP) system extends the power production hours, eliminating intermittency and reducing the Levelized Cost of the Energy (LCOE). The designed TES system was integrated with a 3 kW free-piston Stirling convertor. A NaF–NaCl eutectic salt was
Experiments on Air Compression with an Isothermal Piston for Energy Storage
Piston for Energy Storage Teng Ren 1,2, Weiqing Xu 1,2,*, Maolin Cai 1,2 and Xiaoshuang Wang 1,2 and Minghan Li 1,2 1 School of Automation Science and Electrical Engineering, Beihang University
Constant pressure hydraulic energy storage through a variable area piston hydraulic accumulator,Applied Energy
Constant pressure hydraulic energy storage through a variable area piston hydraulic Applied Energy ( IF 11.2) Pub Date : 2013-02-04, DOI: 10.1016/j.apenergy.2012.12.059 James D. Van de Ven
Hydrogen Compression Application of the Linear Motor
The compression system replaces the functions of an electric motor drive and reciprocating compressor with an integrated, linear, electrically actuated piston. It will have a magnetic piston within a cylinder and a gas compression chamber at each end of the piston. The compressor cylinder comprises an electromagnetic coil that is operable with
Experimental investigation of internal air flow during slow piston compression into isothermal compressed air energy storage
DOI: 10.1016/J.EST.2021.102532 Corpus ID: 234815930 Experimental investigation of internal air flow during slow piston compression into isothermal compressed air energy storage @article{Neu2021ExperimentalIO, title={Experimental investigation of internal air
Numerical Studies for the Thermal Regime of a High-Speed Railway Tunnel Considering Piston Action
Abstract. Piston action describes the phenomenon that air at the train nose is pushed forward by the increased pressure and air at the train rear is drawn forward by the decreased pressure when a train passes through a tunnel. The variation of pressure changes the thermal environment inside the tunnel and promotes the frost damage
[PDF] Design analysis of a liquid-piston compression chamber with application to compressed air energy storage
Semantic Scholar extracted view of "Design analysis of a liquid-piston compression chamber with application to compressed air energy storage" by Chao Zhang et al. DOI: 10.1016/J.APPLTHERMALENG.2016.01.082 Corpus ID: 11958697 Design analysis of a liquid
Liquid piston based on molecular springs for energy storage
An open accumulator compressed air energy storage system combined with a near-isothermal air liquid piston air compressor/expander was proposed for
X-MOL
Compressed air energy storage systems (CAES) have demonstrated the potential for the energy storage of power plants. One of the key factors to improve the
Flow and heat transfer characteristics of air compression in a liquid piston for compressed air energy storage
energy storage systems (ESSs) in the distribution network and their exploitation in the smart grid context could better balance the electricity production and consumption, accelerating the pathway
Experimental investigation of internal air flow during slow piston compression into isothermal compressed air energy storage
Experimental study of convective heat transfer during liquid piston compressions applied to near isothermal underwater compressed-air energy storage J. Energy Storage, 32 ( 2020 ), Article 101827, 10.1016/j.est.2020.101827
Piston reactor for chemical energy storage: Modeling study to
Piston reactor is a novel equipment concept that can couple the rotational movement from an electric motor to a reciprocating piston within an enclosed reaction chamber
Optimal trajectories for a liquid piston compressor/expander in a
Abstract: For a Compressed Air Energy Storage (CAES) approach to be viable, the air compressor/expander must be sufficiently powerful and efficient. Since efficiency is
Liquid piston based on molecular springs for energy storage
Abstract. Liquid piston is a method for pressure transmission used in a wide range of technologies. Currently, liquid piston is a passive element solely used to apply pressure to a working body. In this work, the concept of liquid piston based on molecular springs – an active element, which can store a considerable amount of mechanical
Modelling and simulation of a novel liquid air energy storage system with a liquid piston
A liquid piston system (LP) is proposed to recover energy during the discharge of a liquid air energy storage (LAES) plant. The traditionally used air turbine is replaced with an LP system which will expand the evaporated air to generate power. Moreover, an NH3 and
Experimental study of carbon dioxide as working fluid in a closed-loop compressed gas energy storage system
This paper investigates the utilization of carbon dioxide gas available in mass pressurized storage caverns as a working fluid for a modular low pressure compressed gas energy storage (CGES) system. The system is made up of three 7 L cylinders that discharge into an air turbine to convert the system potential energy into
Energy storage systems: a review
Lead-acid (LA) batteries. LA batteries are the most popular and oldest electrochemical energy storage device (invented in 1859). It is made up of two electrodes (a metallic sponge lead anode and a lead dioxide as a cathode, as shown in Fig. 34) immersed in an electrolyte made up of 37% sulphuric acid and 63% water.
Flow and heat transfer characteristics of air compression in a liquid piston for compressed air energy storage
Flow and heat transfer characteristics of air compression in a liquid piston for compressed air energy storage El Mehdi GOUDAa,b, Mustapha BENAOUICHAa,∗, Thibault NEUa, Yilin FANb, Lingai LUOb
[PDF] A combined experimental and modelling investigation of an overground compressed-air energy storage system with a reversible liquid-piston
DOI: 10.1016/J.ENCONMAN.2021.114536 Corpus ID: 238685173 A combined experimental and modelling investigation of an overground compressed-air energy storage system with a reversible liquid-piston gas compressor/expander @article{Khaljani2021ACE
Experimental study of convective heat transfer during liquid piston compressions applied to near isothermal underwater compressed-air energy storage
The technology proposed in this article, IUWCAES combines near-isothermal liquid piston compressions (ICAES) with underwater compressed air energy storage (UWCEAS) [16], [17]. Such solution enables high capacity and high efficiency energy storage without wasting useful land surface.
Experimental and numerical investigation on the flow and heat
As a sustainable engineering practice, long-duration energy storage technologies must be employed to manage imbalances in the variable renewable energy supply and electricity demand. Compressed air energy storage (CAES) is an effective solution for balancing this mismatch and therefore is suitable for use in future electrical
Review on Liquid Piston technology for compressed air energy
Compressed air energy storage systems (CAES) have demonstrated the potential for the energy storage of power plants. One of the key factors to improve the efficiency of CAES
Design of Ocean Compressed Air Energy Storage System
Apr 1, 2019, Vikram C. Patil and others published Design of Ocean Compressed Air Energy Storage frequency of 20 Hz, the liquid piston decreased the energy consumption by 19% over the
Constant pressure hydraulic energy storage through a variable area piston
also increases the energy storage density. Suggested Citation Van de Ven, James D., 2013. "Constant pressure hydraulic energy storage through a variable area piston hydraulic accumulator," Applied Energy, Elsevier, vol. 105(C), pages 262-270. as
Modeling of liquid-piston based design for isothermal ocean compressed air energy storage
Design specifications for 2 MWh compressed air energy storage at 500 m ocean depth. • Liquid-piston based compressor/expander system design and its sizing for the desired storage pressure. • Improvement of roundtrip efficiency for the 2 MWh ocean
Review on Liquid Piston technology for compressed air energy storage,Journal of Energy Storage
Compressed air energy storage systems (CAES) have demonstrated the potential for the energy storage of power plants. One of the key factors to improve the efficiency of CAES is the efficient thermal management to achieve near isothermal air
Energies | Free Full-Text | Development of an
Incorporating thermal energy storage (TES) into a concentrating solar power (CSP) system extends the power production hours, eliminating intermittency and reducing the Levelized Cost of the
Liquid piston based on molecular springs for energy storage
The breakthrough in energy storage technology is the key issue for the renewable energy penetration and compressed air energy storage (CAES) has
Review on Liquid Piston technology for compressed air energy storage
Status and Development Perspectives of the Compressed Air Energy Storage (CAES) Technologies—A Literature Review. The potential energy of compressed air represents a multi-application source of power. Historically employed to drive certain manufacturing or transportation systems, it became a source of vehicle.
REPLACEMENT POSSIBILITIES OF THE HEAVY OVERLOAD PISTON OF GRAVITY
The gravity power tower (Fig.2 a) and the compressed air-water tower (Fig. 2 b, c) have the same diameter DT and height HT. For GHPT the maximum energy storage obtains when Hw =HG (i.e. λG=HG/HT
An Approach to Reduce the Flow Requirement for a Liquid Piston
Energy storage is recognized as key to integrating renewable energy into the electrical grid, and compressed air energy storage (CAES) is a potentially cost effective and
Liquid piston based on molecular springs for energy storage
Using compressed air energy storage (CAES) as a case study, it is demonstrated that energy density for this technology can be enhanced ∼5 times by replacing water with a
Modelling and simulation of a novel liquid air energy storage system with a liquid piston
A liquid piston system (LP) is proposed to recover energy during the discharge of a liquid air energy storage (LAES) plant. The traditionally used air turbine is replaced with an LP system which will expand the evaporated air to generate power. Moreover, an NH 3 and transcritical CO 2 cycle are integrated to enhance heat and cold
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