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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
recovering the waste energy streams from the natural gas pressure reduction (city gate) stations see e.g. U.S. Pat. No. 10,655,913 or the waste cold thermal energy streams from the liquefied natural gas (LNG) regasification terminals (see e.g. US Pat. App. 2016/0047597, U.S. Pat. Nos. 10,767,515 and 10,731,795) makes possible to drastically
A cold box is used to cool compressed air using come-around air, and a cold storage tank can be filled with liquid-phase materials such as propane and
The commercialization process of energy storage patents affects the development of the energy storage industry. Clarifying the relationships between the characteristics of the applicants and patent transfer can facilitate technology transfer. In this study, China''s
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.
The results show that the round-trip efficiency and the energy storage density of the compressed air energy storage subsystem are 84.90 % and 15.91 MJ/m 3, respectively. The exergy efficiency of the compressed air energy storage subsystem is 80.46 %, with the highest exergy loss in the throttle valves.
Thermal energy storage phase and temperature stabilization change materials comprising triamines and methods for making and using them. WO2017004225A1 * 2015-06-30 2017-01-05 Glasspoint Solar, Inc. Supports for suspended solar enhanced oil recovery concentrators and receivers, and associated systems and methods.
A planned and started transfer to the decarbonized power grids is based first of all on increased use of renewable (mainly wind and solar) energy sources, a
Among the large-scale energy storage solutions, pumped hydro power storage and compressed air energy storage both have a high efficiency of ~70 % but suffer from geographical constraints. In comparison, clean hydrogen storage belongs to the future, which is expensive, with currently low efficiency of ~20 % [ 3 ].
During the charging process, surplus electric energy is converted into the internal energy of high-pressure air by the compressor for energy storage; during the
The commercialization process of energy storage patents affects the development of the energy storage industry. Clarifying the relationships between the
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
U.S. patent application Ser. No. 14/056,552 describes features of cooling tubes for thermal management as can be used within an energy storage system of the present invention. The entire disclosure of U.S. patent application Ser. No. 14/056,552 is
Reference Affiliated institution System type Power capacity [MW] Main method Major work Chen H. et al. [13] (2011)Chinese Academy of Sciences Supercritical CAES – Design Patent of an innovation concept of
Fig. 1 presents the configuration layout of the novel hybrid CAES system. It can be seen from Fig. 1, the proposed system includes the pre-compression subsystem, isothermal compression subsystem, adiabatic expansion subsystem and thermal energy storage subsystem.
To analyze the PCM separately, the cold storage process of the LAES-PCM is simplified where the cooling capacity is only provided by the PCM, as shown in Fig. 2 (a).The cold storage unit can be divided into multiple levels, as shown in Fig. 2 (b), consisting of n-stage cold storage units in series, in which each stage cold storage unit
a proposed LAES system may comprise in combination: a compressor unit consuming off-peak power and providing compression of charging air up to pressure above a critical pressure, a hot thermal
3.1.5 Compressed Air Storage. Compressed Air Energy Storage (CAES) is an option in which the pressure energy is stored by compressing a gas, generally air, into a high pressure reservoir. The compressed air is expanded into a turbine to derive mechanical energy and hence run an electrical generator.
Electrical energy storage systems have a fundamental role in the energy transition process supporting the penetration of renewable energy sources into the energy mix. Compressed air energy storage (CAES) is a promising energy storage technology, mainly proposed for large-scale applications, that uses compressed air as an energy vector.
a technology of energy storage system and compressed air, which is applied in the direction of wind energy generation, piston engine reciprocating, toothed gearings, etc., can solve the problems of inefficiency and limit the economic viability of compressed air for energy storage applications, and achieve the effect of high efficiency
In recent years, liquid air energy storage (LAES) has gained prominence as an alternative to existing large-scale electrical energy storage solutions such as compressed air (CAES) and pumped hydro energy storage (PHES), especially in the context of medium-to-long-term storage. LAES offers a high volumetric energy density,
The reversible air compressor-expander uses mechanical power to compress air (when acting as a compressor) and converts the energy stored in compressed air to mechanical
One common process method is "direct air capture" (DAC), whereby carbon dioxide is removed from the air via a human-manufactured accumulation process. Carbon dioxide exists within the atmosphere at several hundred parts per million, and the first step requires the collection of carbon dioxide molecules together.
The disclosed invention also relates to a method for liquid air energy storage, the method comprising: pumping a liquid air stream in a first pump; exchanging
And as we went along, I was really pumped to see how this was going to turn out in our search for an energy storage solution for liquid air," said Girouard. "The experience that we had in designing and building the
air energy storage (CAES) system includes the step of pro viding rotational power to a reversible compressor-turbine unit during a compression stage of operation, with the rota
Abstract. In an embodiment of the present disclosure, an energy storage device is presented. The energy storage device includes a porous material that adsorbs air and a compressor. The compressor converts mechanical energy into pressurized air and heat, and the pressurized air is cooled and adsorbed by the porous material.
Compressed Gas Storage Means US Patent for Advanced adiabatic compressed air energy storage system Patent (Patent # 8,261,552) Advanced adiabatic compressed air energy storage system Jun 18, 2010 - Dresser Rand Company structure (14) to
Various energy storage technologies have been developed, e.g., PHS, compressed air (CA), pumped heat electrical storage, flywheels, hydrogen, capacitors, and batteries [6], [7]. Among these, PHS and CA energy storage (CAES) are mature large-scale (greater than 100 MW) stand-alone electricity storage technologies; however, they
Compressor and expander are the key components of compressed air energy storage system; thus, their efficiency directly affects the compressed air energy storage system efficiency. In order to improve the economic performance of compressed air energy storage system, this study proposes an expander/compressor integration based
It is possible to optimize heat transfer even further by placing porous inserts or longitudinal tubes above the solid piston within the compression region. Furthermore, air-liquid interfaces can
Justia - Patents - Patents and Patent Application Resources Abstract: A plant for storing energy comprises a casing for the storage of a working fluid other than atmospheric air, in gaseous phase and in equilibrium of pressure with the atmosphere; a tank for the storage of said working fluid in liquid or supercritical phase with a
The Step 2 also includes the storage of heat from the air compression process in the Step 1 and high-grade cold energy during reheating process in the Step 3. The stored heat and cold energy can be used, respectively, in the Step 3 and Step 1 for increasing power output and reducing energy consumption of the liquefaction process.
US 20210332752A1 M IN ( 19 ) United States ( 12 ) Patent Application Publication ( 10 ) Pub . No .: US 2021/0332752 A1 Williams ( 43 ) Pub . Date : Oct. 28, 2021 ( 54 ) HYBRID COMPRESSED AIR ENERGY STORAGE SYSTEM 2260/213 ( 2013.01 ) ; F05D
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
a proposed LAES system may comprise in combination: a compressor unit consuming off-peak power and providing compression of charging air up to pressure above a critical pressure, a hot thermal energy storage unit adapted to capture, storing and recovery of compression heat for superheating and reheating a discharged air, regenerable adsorber
Patents provide early indications of technological developments that may transform the economy and drive the energy transition. The H2020 data portal has received funding from the European Union''s Horizon 2020 research and innovation programme under grant agreement No 952363. Energy Technology Patents Data Explorer - Data tools.
CROSS-REFERENCES TO RELATED APPLICATIONS This application is a continuation-in-part of international application no. PCT/GB2008/003336, filed on Oct. 3, 2008, which, in turn, claimed priority to British national
Justia Patents US Patent Application for Liquid Air Energy Storage Systems, Devices, and Methods Patent Application (Application #20170016577) Liquid Air Energy Storage Systems, Devices, and Methods Mar 12, 2015 - MADA ENERGIE LLC systems with
To assess the impact of innovation-promoting energy storage policies on domestic innovation and international technology transfer, we examine the impact of policies on two outcomes. First, we estimate the impact of domestic policies on the number of patented technologies invented and number of patents granted in the home country.
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