Search Results - "Kim, Moon Keun"

Predicting electricity consumption in a building using an optimized back-propagation and Levenberg–Marquardt back-propagation neural network: Case study of a shopping mall in China by Ye, Zhaoyang, Kim, Moon Keun

“…•Neural network algorithms can predict electricity consumptions in buildings.•The proposed algorithms can be used effectively for energy consumption…”
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Energy analysis of a hybrid radiant cooling system under hot and humid climates: A case study at Shanghai in China by Kim, Moon Keun, Liu, Jiying, Cao, Shi-Jie

“…A conventional radiant panel system offers advantages in terms of energy savings; however, compared with an all-air system, it has limitations such as moisture…”
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Numerical performance investigation of decentralized ventilation compared to centralized ventilation system at a residential building: A case study in Norway by Pomorski, Piotr Pawel, Kim, and Moon Keun

“…A main goal of the study is to investigate whether decentralized ventilation (DV) systems can outperform typically centralized ventilation (CV) system in terms…”
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A case study on feasible performance of a system combining an airbox convector with a radiant panel for tropical climates by Kim, Moon Keun, Leibundgut, Hansjürg

“…This study presents feasible performance of a system that combines an airbox convector unit with a radiant chilled ceiling panel for application in tropical…”
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Impact of correlation of plug load data, occupancy rates and local weather conditions on electricity consumption in a building using four back-propagation neural network models by Kim, Moon Keun, Kim, Yang-Seon, Srebric, Jelena

“…•LMBP model was more accurate and stable than other three BP models.•Plug loads significantly dominated the actual electricity consumption in the…”
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Predictive and correlational analysis of heating energy consumption in four residential apartments with sensitivity analysis using long Short-Term memory and Generalized regression neural network models by Keun Kim, Moon, Cremers, Bart, Fu, Nuodi, Liu, Jiying

“…•Evaluated heating energy predictions using LSTM and GRNN for four residential units.•Solar irradiance and CO2 levels had the biggest impact on heating energy…”
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Predicting moisture condensation risk on the radiant cooling floor of an office using integration of a genetic algorithm-back-propagation neural network with sensitivity analysis by Su, Meng, Liu, Jiying, Kim, Moon Keun, Wu, Xiaozhou

“…•A CFD model is built to simulate the pre-dehumidification stage.•τpre and Epre with different ventilation systems are calculated.•A GA-BP predicted model is…”
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A Two-Dimensional Numerical Analysis for Thermal Performance of an Intermittently Operated Radiant Floor Heating System in a Transient External Climatic Condition by Zhang, Linhua, Liu, Jiying, Heidarinejad, Mohammad, Kim, Moon Keun, Srebric, Jelena

“…Building thermal inertia and operation control strategies have impacted on the thermal performance of a radiant floor heating system. This study conducts a…”
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Energy and exergy analyses of advanced decentralized ventilation system compared with centralized cooling and air ventilation systems in the hot and humid climate by Kim, Moon Keun, Leibundgut, Hansjürg, Choi, Joon-Ho

“…•DV system with radiant cooling panels is the most energy and exergy efficient.•Exergy efficiency is more sensitively influenced by ambient condition.•Radiant…”
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Performance of novel ventilation strategy for capturing CO2 with scheduled occupancy diversity and infiltration rate by Kim, Moon Keun, Leibundgut, Hansjürg

“…This paper proposes a novel ventilation strategy for capturing CO2 with scheduled occupancy diversity, and changes in recirculating ratio and infiltration…”
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Multi-objective optimization of energy-saving measures and operation parameters for a newly retrofitted building in future climate conditions: A case study of an office building in Chengdu by Gao, Bo, Zhu, Xiaoyue, Ren, Jing, Ran, Jingyu, Kim, Moon Keun, Liu, Jiying

“…The energy-saving measures and suitable operation parameters will be urgent concerns in future global climate change conditions. However, a critical review…”
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Simulation and Analysis of Perturbation and Observation-Based Self-Adaptable Step Size Maximum Power Point Tracking Strategy with Low Power Loss for Photovoltaics by Zhu, Yinxiao, Kim, Moon, Wen, Huiqing

“…Photovoltaic (PV) techniques are widely used in daily life. In addition to the material characteristics and environmental conditions, maximum power point…”
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Advanced Airbox cooling and dehumidification system connected with a chilled ceiling panel in series adapted to hot and humid climates by Kim, Moon Keun, Leibundgut, Hansjürg

“…•An Airbox convector reduces moisture condensation risk on radiant ceiling panels.•This system generates extra cooling capacity due to mixed convection…”
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Comparative Numerical Energy Analysis of Decentralized Ventilation Adapting to Local Norway Climates by Strand, Anders, Kim, Moon Keun

“…The present work evaluates the performance of different decentralized ventilation control strategies in the local Norway climate. Evaluation is performed using…”
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Optimal Message Bundling with Delay and Synchronization Constraints in Wireless Sensor Networks by Huan, Xintao, Kim, Kyeong Soo, Lee, Sanghyuk, Kim, Moon Keun

“…Energy efficiency and end-to-end delay are two of the major requirements for the monitoring and detection applications based on resource-constrained wireless…”
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Developing simplified numerical calculation and BP neural network modeling for the cooling capacity in a radiant floor cooling system by Liu, Jiying, Su, Meng, Kim, Moon Keun, Song, Shoujie

“…To upgrade the computational efficiency and ensure the accuracy of calculated cooling capacity of radiant cooling floor, this study proposed a simplified…”
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Decentralized cooling and dehumidification with a 3 stage LowEx heat exchanger for free reheating by Baldini, Luca, Kim, Moon Keun, Leibundgut, Hansjürg

“…•A novel decentralized ventilation system can be used in hot and humid climates.•This study presents novel decentralized supply air units with free…”
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Evaluation of the humidity performance of a novel radiant cooling system connected with an Airbox convector as a low exergy system adapted to hot and humid climates by Kim, Moon Keun, Leibundgut, Hansjürg

“…•An Airbox convector prevents moisture condensation on radiant ceiling panels.•The supply humidity ratio can be redesigned to 9.5g/kg instead of 8g/kg.•The…”
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Hourly Heat Load Prediction for Residential Buildings Based on Multiple Combination Models: A Comparative Study by An, Wenhan, Zhu, Xiangyuan, Yang, Kaimin, Kim, Moon Keun, Liu, Jiying

“…The accurate prediction of residential heat load is crucial for effective heating system design, energy management, and cost optimization. In order to further…”
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A Numerical Study on the Exergy Performance of a Hybrid Radiant Cooling System in an Office Building: Comparative Case Study and Analysis by Liu, Jiying, Su, Meng, Fu, Nuodi, Kim, Moon Keun

“…This research investigated the exergy enhancement performance of a hybrid radiant cooling system adapting to a hot and humid summer conditions through…”
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