A technical feasibility study of a liquid carbon dioxide energy storage
During the charging process, excess electricity is utilized to drive the compressors during off-peak hours. The liquid CO 2, initially stored in the low-pressure liquid storage tank (LPLT) as state 15′, undergoes temperature and pressure reduction through the throttle valve 1 (TV1) to reach a two-phase state (state 1).). Subsequently, the
[PDF] Performance and Flow Characteristics of the Liquid Turbine for Supercritical Compressed Air Energy Storage
DOI: 10.1016/j.applthermaleng.2022.118491 Corpus ID: 248078586 Performance and Flow Characteristics of the Liquid Turbine for Supercritical Compressed Air Energy Storage System A Pelton-type two-phase expander was developed to replace the throttling valve
Flow Investigation and Optimization Design of a Radial Outflow
The radial outflow liquid turbine expander (LTEROF) draws increasing attention for enhancing the efficiency of the liquid CO 2 energy storage (LCES) system.
Research on Energy Transport Characteristics of an Axial Flow
An axial flow circulating pump (AFCP), as a key facility of the large vessel power system, is designed for conveying cooling water of the power system. The pump will be rotated actively under the drive of motor when the vessel is navigated at a low speed, which is called the pump operating condition (POC). Besides, it will be rotated passively
Effect of working fluid temperature on energy dissipation characteristics of liquid
The above findings can guide the analysis of the energy loss characteristics of LRV pumps, Experimental study on pressure fluctuation characteristics of gas–liquid flow in liquid ring vacuum pump J. Braz. Soc. Mech. Sci. Eng., 44 (6) (2022), p. 261, 10.1007
Flow and heat transfer characteristics of air compression in a liquid piston for compressed air energy storage
breakthrough in energy storage technology is the key issue for the renewable energy penetration Flow and heat transfer characteristics of air compression in a liquid piston for compressed air
Dynamic characteristics analysis for energy release process of liquid air energy storage
In order to further research the dynamic characteristics of liquid air energy storage (LAES) pressure, mass flow rate, and so on, of energy storage system over time under the startup and grid
Integration of liquid air energy storage with wind power – A
Liquid Air Energy Storage (LAES) is a thermo-mechanical-based energy storage technology, particularly suitable for storing a large amount of curtailed wind energy. The integration of LAES with wind power is clearly dynamic, but seldom has been addressed in terms of the integration strategy. To reveal the dynamic characteristics of LAES when
Liquid-gas heat transfer characteristics of near isothermal compressed air energy storage
DOI: 10.1016/j.ijheatmasstransfer.2023.124530 Corpus ID: 260185837 Liquid-gas heat transfer characteristics of near isothermal compressed air energy storage based on Spray Injection @article{Chen2023LiquidgasHT, title={Liquid-gas heat transfer characteristics
Liquid-gas heat transfer characteristics of near isothermal compressed air energy storage
The effect of spray flow rate on heat transfer characteristics during compression and expansion processes is shown in Fig. 7. Experimental and analytical evaluation of a gas-liquid energy storage (GLES) prototype Energy, 224 (2021), Article 120061 View PDF
Dynamic characteristics of a novel liquid air energy storage
As depicted, Unit A and Unit B are two waste heat recovery units, which are both used to supply cooling energy. The detailed process for Unit A is as follows (as shown in Fig. 6): In the generator (GEN), after being heated by the thermal oil, the water vapor is evaporated from the LiBr water solution, and the remaining solution will be changed into a
Investigation of a compressed air energy storage system: Flow and heat transfer numerical modeling in a liquid
Liquid piston technology has proved its efficiency into the achievement of Isothermal Compressed Air Energy Storage. While the concept is no more a new one, the description and
Solid-liquid multiphase flow and erosion characteristics of a
The effects of unsteady flow characteristics on solid-liquid two-phase flow and pump performance were researched under design condition.
Numerical study on the interface characteristics of gas–liquid falling film flow
As an energy quality improvement device, an air source heat pump plays an important role in clean heating applications. When operating in a cold and wet environ Dan Zhou, Yi Zhang, Yuchun Zhang, Yuting Wu, Guanmin Zhang; Numerical study on the interface characteristics of gas–liquid falling film flow considering the interface forces.
Solid-liquid multiphase flow and erosion characteristics of a centrifugal pump in the energy storage
In order to avoid the impact of erosion on the economy of the energy storage pump station, reasonable flow rates and appropriate increase in coating thickness are effective measures. Introduction In recent years, many countries set the goal of achieving carbon neutrality, and China also proposes the goal of 86 % electricity supply
Liquid-gas heat transfer characteristics of near isothermal compressed air energy storage
Request PDF | On Nov 1, 2023, Hua Chen and others published Liquid-gas heat transfer characteristics of near isothermal compressed air energy storage based on Spray
Dynamic characteristics of a novel liquid air energy storage
Liquid air energy storage (LAES) is a promising energy storage technology for its high energy storage density, free from geographical conditions and small impacts on the environment. In this paper, a novel LAES system coupled with solar heat and absorption chillers (LAES-S-A) is proposed and dynamically modeled.
Optimal configuration of liquid flow battery energy storage in
The objective function of energy storage optimization configuration in the LAN applied in this paper achieves the optimal solution when the energy storage configuration is 20
Solid-liquid multiphase flow and erosion characteristics of a centrifugal pump in the energy storage
DOI: 10.1016/j.est.2022.105916 Corpus ID: 253220806 Solid-liquid multiphase flow and erosion characteristics of a centrifugal pump in the energy storage pump station The rotors of twin-screw pumps would be worn by hard
Liquid air energy storage technology: a comprehensive review of
Liquid air energy storage (LAES) uses air as both the storage medium and working fluid, and it falls into the broad category of thermo-mechanical energy storage technologies. The LAES technology offers several advantages including high energy density and scalability, cost-competitiveness and non-geographical constraints, and hence has
Flow batteries for grid-scale energy storage
Nancy W. Stauffer January 25, 2023 MITEI. Associate Professor Fikile Brushett (left) and Kara Rodby PhD ''22 have demonstrated a modeling framework that can help guide the development of flow batteries for large-scale, long-duration electricity storage on a future grid dominated by intermittent solar and wind power generators.
Performance and Flow Characteristics of the Liquid Turbine for Supercritical Compressed Air Energy Storage
In this paper, performance and flow characteristics in a liquid turbine were analyzed for supercritical compressed air energy storage (SC-CAES) systems in the first time.
Solid-liquid multiphase flow and erosion characteristics of a
Therefore, it is of great significance to carry out the high precision prediction of pump erosion and reveal the influence of different factors on erosion. In this
(PDF) Off-design Characteristics for Expansion Power Generation Process of Liquid Air Energy Storage
mass flow rate, and so on, of energy storage system over time under the startup and In order to further research the dynamic characteristics of liquid air energy storage (LAES) system under
New all-liquid iron flow battery for grid energy storage
00:00. The aqueous iron (Fe) redox flow battery here captures energy in the form of electrons (e-) from renewable energy sources and stores it by changing the charge of iron in the flowing liquid electrolyte. When the stored energy is needed, the iron can release the charge to supply energy (electrons) to the electric grid.
Flow and heat transfer characteristics of air compression in a liquid piston for compressed air energy storage
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
Review on modeling and control of megawatt liquid flow energy storage
The model of flow battery energy storage system should not only accurately reflect the operation characteristics of flow battery itself, but also meet the simulation requirements of large power grid in terms of simulation accuracy and speed. Finally, the control technology of the flow battery energy storage system is discussed and analyzed.
Study on the Influence of the Microgravity on the Flow and Heat Transfer Characteristics of Gas–Liquid Two-Phase Flow
In a microgravity environment, the flow pattern, flow characteristics, and heat transfer characteristics of gas–liquid two-phase flow are different from those in a normal gravity environment. To study the influence of microgravity on the flow and heat-transfer characteristics in an evaporator, this study develops a flow and heat-transfer
Flow Investigation and Optimization Design of a Radial Outflow Liquid Turbine Expander for Liquid CO 2 Energy Storage
Abstract. The radial outflow liquid turbine expander (LTEROF) draws increasing attention for enhancing the efficiency of the liquid CO2 energy storage (LCES) system. However, the detrimental cavitation deteriorates the flow behavior, which demands an in-depth study of the flow physics and then effective attenuation. This study aims to
Solid-liquid multiphase flow and erosion characteristics of a
Solid-liquid multiphase flow and erosion characteristics of a centrifugal pump in the energy storage pump station. Mendi Chen, L. Tan, +2 authors. Demin Liu.
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
Electrostatic characteristics analysis and risk assessments of liquid hydrogen storage
When an insulating liquid, such as liquid hydrogen or oil, flows through the transport pipelines and is subsequently poured into the storage tank, flow electrification takes place. This phenomenon leads to the generation of excessive electrical charges at the interface between the solid and liquid phases, which then accumulate downstream and
Solid-liquid multiphase flow and erosion in the energy storage
In this work, an improved calculation model based on modified drag model and modified erosion model is established to investigate the solid-liquid two-phase flow
Experimental and Modeling Investigation for Slugging Pressure under Zero Net Liquid Flow in Underwater Compressed Gas Energy Storage
As an emerging flexible-scale energy storage technology, underwater compressed gas energy storage (UW-CGES) is regarded as a promising energy storage option for offshore platforms, offshore renewable energy farms, islands, coastal cities, etc. Liquid accumulation often occurs in underwater gas transmission pipelines, which is a
Optimal configuration of liquid flow battery energy storage in
The most economical megawatt liquid flow battery module design is when the power and capacity configuration of large-scale liquid flow battery system is 1 MW/8 MWh, and the LCOE for 25 years of operation is 0.292 yuan/kWh. The objective function of energy storage optimization configuration in the LAN applied in this paper achieves the optimal
Optimal configuration of liquid flow battery energy storage in
Optimal configuration of liquid flow battery energy storage in photovoltaic system Xiaoyu GUO( ), Hao YU, Xin ZHENG, Yujia LIU, Yuanjie ZUO, Miaomiao ZHANG Beijing Herui
Charging and discharging characteristics of absorption thermal energy storage using ionic-liquid
The liquid absorption thermal energy storage (ATES) attracts increasing interests owing to better comprehensive performance, i.e., relatively high COPs, high ESDs and low charging temperatures [12]. In addition, the ATES has a wider flexibility in applications because the energy can be discharged in various forms (cooling, heating
Experimental analysis of packed bed cold energy storage in the liquid air energy storage
The optimized configuration of the liquid air energy storage system using the packed bed is Cryogenic energy storage characteristics in cascaded packed beds J. Energy Storage, 73 (2023), Article 108867 Google Scholar [19]
