A bi-level scheduling strategy for integrated energy systems considering integrated demand response and energy storage …
the consideration of the integrated demand response mechanism and the equipped compressed air energy storage system, ... Scenario 1, unlike Scenario 2, takes into account the IDR, which indicates that, under the guidance of the time-sharing tariff ...
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Energy storage modeling of inverter air conditioning for output optimizing of …
SONG et al.: ENERGY STORAGE MODELING OF INVER TER AIR CONDITIONING FOR OUTPUT OPTIMIZING OF WIND GENERATION IN THE ELECTRICITY MARKET 313 changing tendency with the outdoor temperature. Similarly,
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Model predictive control for the ice-storage air-conditioning …
The energy efficiency of the ice storage air conditioning system is related to the heat exchange effect on the evaporator side. Excess ice will reduce the cooling efficiency of the unit. With the time-of-use electricity pricing policy based on a 24-hour cycle, energy consumption and operating costs are not linearly related.
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Virtual energy storage model of air conditioning loads for …
In this paper, air conditioning loads are modeled as a kind of virtual energy storage device based on their inherent thermal storage capacity. It is investigated that air conditioning loads can provide regulation service with certain storage power output and ramping rate limits as a result of minimum on/off time requirements.
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Advanced exergy analysis of an air conditioning system incorporating thermal energy storage …
LHTS (latent heat thermal storage) is linked with vapor compression refrigeration.Advanced exergy analysis is applied to air conditioning incorporating LHTS. • The proposed system can reduce electricity costs significantly. • …
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Ice thermal energy storage (ITES) for air-conditioning application …
Four E analysis and multi-objective optimization of an ice thermal energy storage for air-conditioning applications Int. J. Refrigeration, 36 ( 3 ) ( 2013 ), pp. 828 - 841 View PDF View article View in Scopus Google Scholar
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A comprehensive review on positive cold energy storage technologies and applications in air conditioning …
Compared with the conventional air conditioner, cold storage air conditioning has an additional energy storage tank, which is connected Cold storage medium The basic methods of cold storage are mainly divided into three major categories: sensible heat storage, latent heat storage and thermochemical storage.
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Regulation and stabilization by ice storage air-conditioning and …
This paper proposes a new energy management strategy that reduces the investment and loss of the battery energy storage system (BESS) by applying ice …
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System performance and economic assessment of a thermal energy storage based air-conditioning unit for transport applications …
Cold storage is essential for the preservation of food/medical goods, energy-saving of air conditioning, and emergency cooling. However, conventional cold storage in the form of sensible heat or solid-liquid latent heat suffers from the low energy density and large cold loss during long-term storage.
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Improving energy flexibility of a net-zero energy house using a …
This study investigated the energy flexibility of a net-zero energy (NZE) house using a solar-assisted air conditioning system with integrated thermal energy …
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Air Conditioning Has a Big Climate Impact. This New Technology …
The 1.4-megawatt-hour IceBrick™ thermal storage technology, developed by the startup Nostromo Energy, uses water to generate ice during periods of low energy …
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Advanced exergy analysis of an air conditioning system incorporating thermal energy storage …
In this case the time averaged heat transfer rate of the air during the day (cooling load) is 8.78 kW, ... Review of thermal energy storage for air conditioning systems Renew Sustain Energy Rev, 16 (2012), pp. 5802-5819 View PDF View article View in Scopus [4] ...
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The techno-economic and environmental analysis of genetic algorithm (GA) optimized cold thermal energy storage (CTES) for air-conditioning ...
Energy, exergy, environmental & economic analysis of cold thermal storage AC system. • Ice & PCM-TES-based systems at full and partial operating modes using R134a and R717. • Solutions for exergy efficiency & …
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OPEN ABSORPTION SYSTEMS FOR AIR CONDITIONING AND THERMAL ENERGY STORAGE …
Open sorption systems using liquid desiccants like Lithium chloride are able to dehumidify an air stream. By adiabatic humidification this dry air can be cooled down and used for air conditioning of buildings. These systems provide cool and dry air to the rooms. At the same time these systems are able to store thermal energy very efficiently.
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Thermal energy storage for solar heating and off-peak air conditioning
Latent heat thermal energy storage materials suitable for solar heating and off-peak air conditioning were investigated and evaluated in terms of criteria developed to judge their usefulness. The often recommended sodium sulfate decahydrate and its mixtures were shown to have undesirable melting properties, causing a reduction …
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Operation strategies and performance of air-conditioning systems …
In this paper, a promising measure of energy storage, namely air-conditioning systems with thermal energy storage, is studied. Different operation strategies are proposed for …
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Dynamic Real-Time Optimization of Air-Conditioning Systems in Residential Houses with a Battery Energy Storage …
Time of Use (TOU): Where electricity prices usually have 2 or 3 different values per day depending on the time of the day. In this study, 2 different prices were employed every day. The average electricity price for residential houses in Utah is 0.1111 $/kWh [7].Peak ...
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Sustainability | Free Full-Text | Optimized the Microgrid Scheduling with Ice-Storage Air-Conditioning for New Energy …
In the face of the stochastic, fluctuating, and intermittent nature of the new energy output, which brings significant challenges to the safe and stable operation of the power system, it is proposed to use the ice-storage air-conditioning to participate in the microgrid optimal scheduling to improve wind and light dissipation. This paper constructs …
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(PDF) Virtual energy storage model of air conditioning loads for providing regulation service …
In this paper, air conditioning loads are regarded as a kind of virtual energy storage de vice. Firstly, the virtual. energy storage models of individual A C and aggregated ACs are established ...
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Economic analysis of a novel solar-assisted air conditioning system with integral absorption energy storage …
This paper presents the economic performance evaluation of a novel solar-assisted absorption air conditioning system integrated with absorption energy storage (AES). The proposed solar-assisted air conditioning system consists of a parabolic trough solar collector (PTC), parallel-flow double-effect water-lithium bromide (H 2 …
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Study on chilled energy storage of air-conditioning system with energy saving …
Request PDF | On Aug 1, 2014, Hu Lin and others published Study on chilled energy storage of air-conditioning system with energy saving | Find, read and cite all the research you
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A real‐time experimental investigation of building integrated …
In this article, a novel concept of the latent heat thermal energy storage system combined with the conventional cooling system is proposed for the application of …
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A demand response method for an active thermal energy storage air-conditioning …
Fig. 1 shows the system structure of the ITC + ATES strategy. The ITC + ATES strategy converts a user''s space heating or space cooling demand into a bidding price (P bid t).This price, together with the real-time price (P e t), is used in the electricity market to determine dynamic temperature set-points the bidding process of (T set t).
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Thermal Energy Storage Air-conditioning Demand Response Control Using …
Air-conditioning (AC) systems are the resources with the greatest flexibility potential for building demand response (DR). However, there is no unified method to quantify its flexibility under different DR measures, which results in difficulties in …
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Air Conditioning Has a Big Climate Impact. This New Technology …
April 16, 2024 3:54 PM EDT. Last September, the Western U.S. was hit with a 10-day heat wave that broke temperature records across the region, including in California. Air conditioning surged and ...
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Four E analysis and multi-objective optimization of an ice thermal energy storage for air-conditioning applications …
Four E analysis and multi-objective optimization of an ice thermal energy storage for air-conditioning applications Système à accumulation thermique de glace pour les applications en conditionnement d''air : Analyse tenant compte des aspects énergétiques, exergétiques, économiques et environnementaux et optimisation à objectifs …
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(PDF) Dynamic Real-Time Optimization of Air-Conditioning Systems in Residential Houses with a Battery Energy Storage …
The effect of demand response on optimizing the operation of power distribution systems has been widely studied by the researchers utilizing various techniques including air conditioning systems ...
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A demand response method for an active thermal energy storage air-conditioning …
Parameshwaran et al. [28] concluded that the air-conditioning energy-saving potential of passive buildings with latent thermal energy storage systems is about 10–15%. Similarly, the air-conditioning energy savings of …
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Enhancing energy efficiency of air conditioning system through optimization of PCM-based cold energy storage …
Phase change material (PCM)-based cold energy storage systems (CESS) offer a promising solution for improving energy efficiency and cost-effectiveness in air conditioning systems. However, their limited heat transfer efficiency hinders widespread adoption. This ...
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(PDF) Optimal Energy Reduction Schedules for Ice …
This paper proposes a hybrid algorithm to solve the optimal energy dispatch of an ice storage air-conditioning system. Based on a real air-conditioning system, the data, including the return ...
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Review of thermal energy storage for air conditioning systems
This review presents the previous works on thermal energy storage used for air conditioning systems and the application of phase change materials (PCMs) in …
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A comprehensive review on positive cold energy storage technologies and applications in air conditioning …
DOI: 10.1016/j.apenergy.2019.113667 Corpus ID: 203035640 A comprehensive review on positive cold energy storage technologies and applications in air conditioning with phase change materials Thermal energy storage based on phase change materials (PCMs ...
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Evaluating the impact of virtual energy storage under air conditioning …
Wang et al. [30] utilized time-varying building virtual energy storage to provide real-time peer-to-peer energy trading for prosumers, which reduced the operating cost of prosumers by 3.7 %. Based on an exhaustive study of the existing literature, the optimal
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Matching Characteristic Research of Building Renewable Energy System Based on Virtual Energy Storage of Air Conditioning …
Considering the huge power consumption, rapid response and the short-term heat reserving capacity of the air conditioning load in the building''s energy system, the air conditioning load and its system can be equivalent to the virtual energy storage device for the power grid. Therefore, to obtain a high matching building renewable energy …
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A Technical Introduction to Cool Thermal Energy Storage Commercial Applications
5 Why It Can Reduce Air Conditioning Costs and Energy Use Off-peak operation Running the chiller at night substantially reduces electrical costs since energy is used off-peak when electric generating facilities are typically under-utilized by 50 percent or more.
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Performance enhancement of cold energy storage using phase change materials with fumed silica for air-conditioning …
We investigated the performance improvement of the air-conditioning system using fumed silica-based composite phase change materials (PCM). Fumed silica with average particle sizes of 0.007 μm and 0.2 to 0.3 μm and an organic PCM with a phase transition temperature of 18°C were used as the raw materials for the composite PCM …
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