Doyun Lee
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View article: Location and capacity optimization of EV charging stations using genetic algorithms and fuzzy analytic hierarchy process
Location and capacity optimization of EV charging stations using genetic algorithms and fuzzy analytic hierarchy process Open
The pressing challenge of persistent air pollution and greenhouse gas emissions, which contribute to global boiling beyond global warming, requires urgent solutions across all sectors. In the transportation sector, zero-emission electric v…
View article: Review on Advanced Storage Control Applied to Optimized Operation of Energy Systems for Buildings and Districts: Insights and Perspectives
Review on Advanced Storage Control Applied to Optimized Operation of Energy Systems for Buildings and Districts: Insights and Perspectives Open
In the context of increasing energy demands and the integration of renewable energy sources, this review focuses on recent advancements in energy storage control strategies from 2016 to the present, evaluating both experimental and simulat…
View article: Surrogate Modeling Strategy for Urban Building Energy Simulation in Early-Stage Urban Design: A Case Study of Energy-Efficient Neighborhood Design in Seoul
Surrogate Modeling Strategy for Urban Building Energy Simulation in Early-Stage Urban Design: A Case Study of Energy-Efficient Neighborhood Design in Seoul Open
This study focuses on developing an efficient surrogate modelling strategy for early-stage urban design, aiding in energy-efficient residential neighborhood design in Seoul. The methodology involves devising a design schema with important …
View article: Investigation of Transport Carbon Emissions in Korea
Investigation of Transport Carbon Emissions in Korea Open
The Republic of Korea was ranked 11th globally, in 2018, in terms of greenhouse gas emissions, of which the transportation sector contribution was estimated to be 14 % in 2017. Many policies have been drawn to enhance transport sustainabil…
View article: Development of distributed multiple‐source and multiple‐use heat pump system using renewable energy: Outline of test building and experimental evaluation of cooling and heating performance
Development of distributed multiple‐source and multiple‐use heat pump system using renewable energy: Outline of test building and experimental evaluation of cooling and heating performance Open
The development of a distributed heat pump system that utilizes several renewable energy sources to meet building heating and cooling demands was reported in this paper. We refer to this system as the multiple‐source and multiple‐use heat …
View article: Model Predictive Control of Building Energy System including Thermal Energy Storage
Model Predictive Control of Building Energy System including Thermal Energy Storage Open
The present paper aims to verify the effectiveness of a model predictive control (MPC) strategy for an office building subject to an occupancy disturbance and timevarying electricity pricing by comparison with the conventional rule-based c…
View article: DEVELOPMENT OF DISTRIBUTED MULTIPLE SOURCE AND MULTIPLE USE HEAT PUMP SYSTEM USING RENEWABLE ENERGY
DEVELOPMENT OF DISTRIBUTED MULTIPLE SOURCE AND MULTIPLE USE HEAT PUMP SYSTEM USING RENEWABLE ENERGY Open
The energy input for building operations is mainly composed of fossil fuel-based energy carriers, and therefore accounts for a large proportion of global greenhouse gas emissions. Thus, significant effort such as application of heat pumps …
View article: Proposal of practical digital implant treatment protocol : A case report
Proposal of practical digital implant treatment protocol : A case report Open
Recently, an advanced workflow has been introduced to finish implant surgery and prosthetic treatment in one-day. However, Because of 1. Patient's physical condition, 2. Surgical technique, 3. Digital technical limitations, the complete co…
View article: Experimental performance analysis of a multiple-source and multiple-use heat pump system: a predictive ANN model of sky-source heat pump
Experimental performance analysis of a multiple-source and multiple-use heat pump system: a predictive ANN model of sky-source heat pump Open
In this study, an artificial neural network (ANN) was used to model the thermal performance of a novel direct-expansion solar-assisted sky-source heat pump (SSHP) during winter. The input parameters of the ANN take into account the weather…
View article: Effect of insulation on indoor thermal comfort in a detached house with a floor heating system
Effect of insulation on indoor thermal comfort in a detached house with a floor heating system Open
Appropriate insulation materials, with unique physical properties and of moderate thickness, are essential for energy savings in residential buildings. However, the impact of thermal insulation on indoor thermal comfort with floor heating …
View article: Experimental performance analysis of a multiple-source and multiple-use heat pump system: winter field experiment and heating operation performance evaluation
Experimental performance analysis of a multiple-source and multiple-use heat pump system: winter field experiment and heating operation performance evaluation Open
We herein report the development of a distributed heat pump system that can utilize a variety of renewable energy sources to meet different building heating and cooling demands (i.e., a multiple source and multiple use heat pump system, MM…