liquefied natural gas (LNG) to produce liquid air; the air liquefaction process has a high exergy efficiency of 94.2%. Kim et al. [13] recovered the cold energy of the LNG for air liquefaction and ...
Currently, pumped hydro energy storage (PHES) and compressed air energy storage (CAES) are the major technologies that can be applied to grid-scale energy storage [3, 4]. The PHES is a well-developed and efficient technology; however, it has strict requirements in terms of geological characteristics, and most of the suitable locations …
Most related items These are the items that most often cite the same works as this one and are cited by the same works as this one. Qi, Meng & Park, Jinwoo & Lee, Inkyu & Moon, Il, 2022. "Liquid air as an emerging energy vector towards carbon neutrality: A multi-scale systems perspective," Renewable and Sustainable Energy Reviews, Elsevier, vol. 159(C).
Table 1 lists the default operating parameters of the LAES-LNG-CS system. The simulation is implemented in the MATLAB environment; the properties of air and propane are obtained from REFPROP 8.1 and that of thermal oil comes from ASPEN plus. Tables 2 and 3 present the simulation data at each point under one given working …
A hybrid LAES system combined with organic Rankine cycle based on the utilization of the LNG cold energy was proposed by Zhang [6], and the energy storage efficiency and exergy efficiency are 70. ...
In this context, liquid air energy storage (LAES) has recently emerged as feasible solution to provide 10-100s MW power output and a storage capacity of GWhs. High energy density and ease of deployment are only two of the many favourable features of LAES, when compared to incumbent storage technologies, which are driving LAES …
Liquid Air Energy Storage (LAES) attracts much attention to smooth the intermittency of renewable energy and shift the peak load. LAES has many advantages, such as large energy storage density, no geographical constraints, fast response, etc. However, it has a lower round trip efficiency (~50%), compared with other large-scale …
Liquid air energy storage (LAES) represents one of the main alternatives to large-scale electrical energy storage solutions from medium to long-term period such as compressed air and pumped hydro energy storage. ... Currently, research on external cold energy coupling predominantly concentrates on the regasification cold energy of …
The liquid propane cold energy is used for air compression to reduce the power input requirement, while LNG cold energy is used mainly to liquefy air. These unique features afforded an electrical round-trip efficiency of 187.4% and an exergy efficiency of 75.1%, which are the highest among recently reported values.
Liquified natural gas (LNG) is a clean primary energy source that is growing in popularity due to the distance between natural gas (NG)-producing countries and importing countries. The large amount of cold energy stored in LNG presents an opportunity for sustainable technologies to recover and utilize this energy. This can enhance the …
Liquid air energy storage (LAES) is a promising technology for large-scale energy storage applications, particularly for integrating renewable energy sources. While standalone LAES systems typically exhibit an efficiency of approximately 50 %, research has been conducted to utilize the cold energy of liquefied natural gas (LNG) …
This paper proposed an advanced LNG-TES/LAES-ORC system to effectively treat fluctuations in grid demand by operating flexibly in ES and ER modes, which includes …
DOI: 10.1016/j.energy.2020.119308 Corpus ID: 228807212; Liquid air energy storage coupled with liquefied natural gas cold energy: Focus on efficiency, energy capacity, and flexibility
Thermodynamic analysis of a novel hybrid liquid air energy storage system based on the utilization of LNG cold energy Energy, 155 ( 2018 ), pp. 641 - 650, 10.1016/j.energy.2018.05.041 View PDF View article View in Scopus Google Scholar
Most studies only focus on the utilization of LNG cold energy, neglecting the proper utilization of the cold energy generated during the liquid air gasification process. This …
1. Introduction As a clean fossil energy, natural gas has advantages of high combustion efficiency, less greenhouse gas emissions, and convenient transportation (Khan, 2018).The liquefied natural gas (LNG), generally has a temperature of 111 K (Kochunni and Chowdhury, 2020), and the volume of LNG with the same mass is only …
A novel liquid air energy storage system that couples LNG and cement waste heat • The system ensures comprehensive utilization of both cold and heat …
Whereas, liquid air energy storage cannot meet the flexible electricity demand of users, so the integrated design of using LNG cold energy for power generation and liquid air energy storage is a ...
The proposed liquefied natural gas-thermal energy storage-liquid air energy storage (LNG-TES-LAES) process uses LNG cold energy via two different mechanisms. During on-peak times, when the proposed process requires no power consumption to meet the relatively higher electricity demand, LNG cold energy is recovered and stored via liquid …
Semantic Scholar extracted view of "Thermodynamic analysis of liquid air energy storage system integrating LNG cold energy" by Chengbin Zhang et al. DOI: 10.1016/j.energy.2024.131485 Corpus ID: 269687096 Thermodynamic analysis of liquid air energy storage
In order to recover LNG cold energy more efficiently, a novel LNG cold energy utilization system integrating Organic Rankine cycle (ORC), transcritical CO2 …
Performance analysis of liquid air energy storage utilizing LNG cold energy View the table of contents for this issue, or go to the journal homepage for more 2017 IOP Conf. Ser.: Mater. Sci. Eng ...
This study presents a novel coupled system that integrates LNG cold energy utilization and waste heat utilization from the cement industry into a liquid air energy storage system (LNG-LAES-WHR). The system innovatively integrates waste heat recovery from the cement industry with LAES and considers energy cascade utilization, …
For energy storage, the goal is to maximize the amount of the stored working fluid for achieving a higher output power during peak hours; therefore, the LNG cold energy is utilized as much as possible to enhance the energy storage capacity. Park et al. [26] presented a combined design that used a LAES during off-peak times to store the …
LNG cold energy is used for air cooling and liquefaction. • Solar energy is used to increase the maximum temperature of direct expansions. • An outstanding electrical round-trip efficiency of 376.7 % is achieved. • Energy capacity reaches 0.125 kWh/kg LNG. Heat
The exergy efficiencies of the liquid air storage section and the liquid air release section were 94.2% and 61.1% respectively. Lee et al., 2018 [69] LNG regasification and expansion processes with ORC implementation. Cold energy of …
A novel polygeneration liquid air energy storage system is presented.An alternative strategy for cold energy utilization is proposed. • Hydrate based processes are integrated to coproduce potable water. • Electrical round-trip and exergy efficiencies of 145.57 % and 72.34 % are achieved. ...
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 …
Liquid air energy storage (LAES): Solution. Cold energy of LNG can be used to liquefy air for liquid air energy storage (LAES) system. This would not only help optimize the LNG value chain but will also improve the performance of the LAES system by increasing its round trip efficiency.
DOI: 10.1016/j.energy.2020.119308 Corpus ID: 228807212 Liquid air energy storage coupled with liquefied natural gas cold energy: Focus on efficiency, energy capacity, and flexibility This study focuses primarily …
On the other hand, the energy storage is a key issue to manage various energy sources to the energy grid. To address these two important issues, this study focuses on the development of an LAES system by recovering cold energy from LNG to energy storage. The cold energy of LNG is transferred to the air and ORC in the …