Energies 2021, 14, 4159 4 of 16 The Grashoft number can be calculated as follows: Gr2 = g.b2.d3 2 4t v2 water. (7) The Rayleigh number can be calculated as follows: Ra2 = (Gr2.Pr2) (8) The Nusselt number can be calculated as follows: Nu 2 = C.Ran (9) Thus, the
Read MoreAs energy plays a fundamental role in our modern life and most of a building''s energy is used for air conditioning, understanding the sustainable regulation theory of central air conditioning remains a
Read Moreperformance of a combined variable refrigerant volume (VRV) and cool thermal energy storage (CTES) air conditioning (A that are used to feed a fuzzy logic control unit that simulates switching
Read MoreTests results show that the PLC based control system is not only capable of running stably and reliably, but also has higher control accuracy. Based on analysis of the structure and control requirements of ice-storage air conditioning system, a distributed control system design was introduced. The hardware environment was
Read MoreIn work [126] a strategy for matching renewable energy generation with heating, ventilation, and air-conditioning loads using a hybrid energy storage system is suggested. A genetic algorithm is used in this work to minimize the cost of renewable energy sources alongside storage capacity.
Read MoreHenry et al., (2011) advanced a control strategy using a fuzzy logic controller and the technique which can save energy consumption for Air Conditioning System. Lo et al., (2007) developed
Read MoreThis paper proposes an optimal dispatching control strategy based on the air-conditioning load participating in the operation of the power system. Its purpose i.
Read MoreA vehicle air conditioning system is experimentally investigated. Measurements were taken during the experimental period at a time interval of one minute for a set point temperature of 22, 23 and
Read MoreAn ENN model is developed for a thermal energy storage air-conditioning system. • Both load forecasting and TES prediction is established. • A demand response is implemented by field test based on the ENN model. • Maximum energy reduction without
Read MoreIn 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
Read MoreKeywords: Drug storage Fuzzy logic Healthcare Internet of things Sensor This is an open access article The improved control algorithm in central air conditioning control system is discussed in
Read MoreThe paper shows how a significant reduction of the primary energy consumption can be obtained by controlling the air-conditioning units together with the other electric loads of the house. After having explained how the control logics operate, a simulation tool is described, developed for a preliminary evaluation of their effects on the
Read MoreOver 50% of the energy consumed by the buildings is utilized for space conditioning (climate control) to satisfy human thermal comfort needs. Studies in [10,11,12, 13] have analyzed the role
Read MoreThe central air conditioning system accounts for 50% of the building energy consumption, and the cold source system accounts for more than 60% of the total energy consumption of the central air conditioning system. Therefore, it is crucial to solve the optimal control strategy of the cold source system according to the cooling load
Read MoreAbstract: The energy storage property of the air conditioning system are studied firstly, based on which, the energy storage model for air-conditioning system is put forward.
Read MoreReducing energy consumption and to ensure thermal comfort are two important considerations for the designing an air conditioning system. An alternative approach to
Read MoreECO Mode with AI Control auto-adjusts the air conditioner to the optimal level based on heat load conditions and air-conditioning capacity. ECO + AI air conditioner 20% energy saving
Read MoreTo cut down the investment of BESS, this paper studies the application of Air Source Heat Pump (ASHP) in a photovoltaic/Battery Energy Storage System (PV/BESS) microgrid. Energy dispatching strategy is proposed to take advantage of the thermal storage, and fluctuation stabilization strategy is proposed based on the decouple
Read MoreA fuzzy framework for smart home monitoring systems (FF-SHMS) effective in energy using the Internet of Things (IoT), demand monitoring, green energy conservation, energy conservation, and
Read MoreIn the lower middle is the capacitor. Heating, ventilation, and air conditioning ( HVAC) [1] is the use of various technologies to control the temperature, humidity, and purity of the air in an enclosed space. Its goal is to provide thermal comfort and acceptable indoor air
Read MoreAutomatic Temperature and Humidity Control System Using Air-Conditioning in Transformer Substation. March 2012. DOI: 10.1109/APPEEC.2012.6306942. Conference: Power and Energy Engineering
Read MoreThe objective of this study was to develop a heating, ventilation, and air conditioning (HVAC) system optimization control strategy involving fan coil unit (FCU) temperature control for energy conservation in chilled water systems to enhance the operating efficiency of HVAC systems. The proposed control strategy involves three
Read MoreIn work [126] a strategy for matching renewable energy generation with heating, ventilation, and air-conditioning loads using a hybrid energy storage system is
Read MoreBased on analysis of the structure and control requirements of ice-storage air conditioning system, a distributed control system design was introduced. The hardware environment was mainly based on Programmable Logic Controller （PLC）, and a touching screen
Read MoreTELKOMNIKA, Vol.9, No.1, April 2011, pp. 139~150 e-ISSN: 2087-278X accredited by DGHE (DIKTI), Decree No: 51/Dikti/Kep/2010 139 Energy Analysis for Air Conditioning System Using Fuzzy Logic Controller Henry Nasution*1, Hishamuddin Jamaluddin2
Read MoreThe core of central air conditioning energy-saving optimal control is to find the best air conditioning control parameters while maintaining indoor comfort
Read MoreAir conditioning loads are considered major energy consuming electrical loads in residential and business buildings, and that may cause significant rise in energy consumption. This paper presents an implementation of fuzzy controller with different number and shapes of membership functions for smoothing energy consumption of an air
Read MoreAdaptive fuzzy control strategy for comfort air-conditioning (CAC) system performance Fuzzy logic control Indirect fuzzy adaptive control PMV (Fanger''s model) Comfort parameters (PMV, HVAC), Energy/load
Read MoreThe main logic used in the sequencing control is on/off control whereas the main logic used in process control is proportional, integral, and derivative (PID)
Read MoreThe software for the constant temperature difference controller was custom-developed. The control logic mentioned in BERC [32, 33, 46], shown in Fig. 3.This adjustment method allowed for the air-water combined adjustment of the surface heat exchanger with a
Read MoreAbstract: This paper investigates the cost saving potentials of energy for cooling loads in the commercial buildings using a realtime optimization control strategy capable of efficiently managing an operation of the (ITES) Ice Thermal Energy Storage for building''s
Read MoreAs the photovoltaic (PV) industry continues to evolve, advancements in energy storage air conditioning control logic have become instrumental in optimizing the utilization of renewable energy sources. From innovative battery technologies to smart energy management systems, these solutions are transforming the way we store and distribute solar-generated electricity.
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