Works (34)

Updated: April 4th, 2024 00:14

2024 review

Review and analysis of current solutions and trends for zero energy building (ZEB) thermal systems

[Review of ]. RENEWABLE & SUSTAINABLE ENERGY REVIEWS, 189.

By: M. Hawks n & S. Cho n

author keywords: Grid flexibility; HVAC; Passive heating and cooling; Radiant heating and cooling; TABS; Thermal energy storage
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Source: Web Of Science
Added: December 18, 2023

2024 journal article

Sensitivity Analysis and Multi-Objective Optimization of Skylight Design in the Early Design Stage

ENERGIES, 17(1).

By: Y. Fang*, S. Cho n, Y. Wang* & L. He*

author keywords: green buildings; daylighting; energy efficiency; sensitivity analysis; optimization; skylight
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Source: Web Of Science
Added: February 12, 2024

2023 journal article

Comparative Analysis of ANN and LSTM Prediction Accuracy and Cooling Energy Savings through AHU-DAT Control in an Office Building

BUILDINGS, 13(6).

By: B. Seo n, Y. Yoon*, K. Lee* & S. Cho n

author keywords: EnergyPlus; artificial neural network; long short-term memory; discharged air temperature; optimal control
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
13. Climate Action (Web of Science)
Source: Web Of Science
Added: July 10, 2023

2023 journal article

Energy savings and life cycle cost analysis of advanced double skin facade system applied to old apartments in South Korea

JOURNAL OF BUILDING ENGINEERING, 71.

By: Y. Yoon n, B. Seo n, J. Mun & S. Cho n

author keywords: Double skin facade system; Retrofitting; Energy savings; Carbon dioxide emission; Life cycle cost analysis
UN Sustainable Development Goal Categories
13. Climate Action (Web of Science)
Source: Web Of Science
Added: September 11, 2023

2023 journal article

Potential Cooling Energy Savings of Economizer Control and Artificial-Neural-Network-Based Air-Handling Unit Discharge Air Temperature Control for Commercial Building

BUILDINGS, 13(5).

By: Y. Yoon n, B. Seo n & S. Cho n

author keywords: EnergyPlus; artificial neural network; economizer; discharged air temperature; optimal control
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
13. Climate Action (Web of Science)
Source: Web Of Science
Added: June 19, 2023

2022 journal article

Hybrid Solar Geothermal Heat Pump System Model Demonstration Study

FRONTIERS IN ENERGY RESEARCH, 9.

By: Y. Kim*, L. Yang*, E. Entchev*, S. Cho n, E. Kang* & E. Lee*

author keywords: ground heat exchanger; heat pump; photovoltaic-thermal; poly-generation; tri-generation; zero energy building
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
13. Climate Action (Web of Science)
Source: Web Of Science
Added: February 7, 2022

2020 journal article

Annual Energy Consumption Cut-Off with Cooling System Design Parameter Changes in Large Office Buildings

ENERGIES, 13(8).

By: J. Ha*, S. Cho n, H. Kim* & Y. Song*

author keywords: large office; chilled water; cooling tower control; low-temperature condenser water; energy consumption
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
13. Climate Action (Web of Science)
Source: Web Of Science
Added: July 20, 2020

2020 journal article

Comparative analysis of cooling energy performance between water-cooled VRF and conventional AHU systems in a commercial building

APPLIED THERMAL ENGINEERING, 170.

By: B. Seo n, Y. Yoon n, B. Yu*, S. Cho n & K. Lee*

author keywords: Variable refrigerant flow (VRF); EnergyPlus; Matlab; BCVTB; Cooling energy; Water-cooled VRF
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
13. Climate Action (Web of Science)
Source: Web Of Science
Added: April 14, 2020

2020 journal article

Heating energy savings potential from retrofitting old apartments with an advanced double-skin facade system in cold climate

FRONTIERS IN ENERGY, 14(2), 224–240.

By: Y. Yoon n, B. Seo n, B. Koh & S. Cho n

author keywords: double-skin facade; retrofitting; high-rise apartment; heating energy; building simulation
UN Sustainable Development Goal Categories
13. Climate Action (Web of Science)
Source: Web Of Science
Added: April 20, 2020

2020 article

Leveraging Open-Source Tools for Collaborative Macro-energy System Modeling Efforts

DeCarolis, J. F., Jaramillo, P., Johnson, J. X., McCollum, D. L., Trutnevyte, E., Daniels, D. C., … Zhou, Y. (2020, December 16). JOULE, Vol. 4, pp. 2523–2526.

UN Sustainable Development Goal Categories
13. Climate Action (OpenAlex)
Sources: Web Of Science, NC State University Libraries, ORCID
Added: January 11, 2021

2020 journal article

Study on the Performance of Multiple Sources and Multiple Uses Heat Pump System in Three Different Cities

ENERGIES, 13(19).

By: H. Kim*, Y. Nam*, S. Bae* & S. Cho n

author keywords: multiple sources and multiple uses heat pump; ground heat exchanger; air; photovoltaic thermal system
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
13. Climate Action (Web of Science)
Source: Web Of Science
Added: November 24, 2020

2019 journal article

A Study on Utility of Retrofit that Minimizes the Replacement of Heat-Source System in Large Offices

ENERGIES, 12(22).

By: H. Kim*, K. Park*, S. Cho n & Y. Song*

author keywords: retrofit; replacing; downsizing; heat source system; office building
UN Sustainable Development Goal Categories
13. Climate Action (Web of Science)
Source: Web Of Science
Added: January 13, 2020

2019 journal article

Application of Artificial Neural Network for the Optimum Control of HVAC Systems in Double-Skinned Office Buildings

ENERGIES, 12(24).

By: B. Seo n, Y. Yoon n, J. Mun & S. Cho n

author keywords: Double Skin Facade; HVAC optimal control; EnergyPlus; load prediction; artificial neural network
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
13. Climate Action (Web of Science)
Source: Web Of Science
Added: January 27, 2020

2019 journal article

Application priority of GSHP systems in the climate conditions of the United States

ADVANCES IN BUILDING ENERGY RESEARCH, 13(1), 1–17.

By: S. Cho n, S. Ray n, P. Im, H. Honari* & J. Ahn n

author keywords: Feasibility strategy; energy use; ground source heat pump; multi-dimensional analysis; residential and commercial buildings; integrated feasibility score
UN Sustainable Development Goal Categories
13. Climate Action (Web of Science; OpenAlex)
Source: Web Of Science
Added: June 17, 2019

2019 journal article

Design optimization of building geometry and fenestration for daylighting and energy performance

SOLAR ENERGY, 191, 7–18.

By: Y. Fang* & S. Cho n

TL;DR: This research proposes a building performance optimization process that can help designers simultaneously evaluate the daylighting and energy performance of numerous design options and generate optimized design. (via Semantic Scholar)
UN Sustainable Development Goal Categories
13. Climate Action (Web of Science)
Source: Web Of Science
Added: November 11, 2019

2019 journal article

Metamodels to assess the thermal performance of naturally ventilated, low-cost houses in Brazil

ENERGY AND BUILDINGS, 204.

By: M. Rossi*, A. Oliveira Favretto*, C. Grassi*, J. DeCarolis n, S. Cho n, D. Hill n, K. Soares Chvatal, R. Ranjithan n

author keywords: Passive design; Natural ventilation; Metamodel; Multivariate regression; Early design
TL;DR: The proposed metamodels can quickly and accurately assess the thermal performance of naturally ventilated low-cost houses during early design and can be used to guide professionals during the early design stages, and for educational purposes in building design pedagogy. (via Semantic Scholar)
UN Sustainable Development Goal Categories
13. Climate Action (Web of Science; OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: December 9, 2019

2019 journal article

Numerical Study of Balancing between Indoor Building Energy and Outdoor Thermal Comfort with a Flexible Building Element

SUSTAINABILITY, 11(23).

By: C. Kwon*, K. Lee* & S. Cho*

author keywords: flexible canopy; outdoor thermal comfort; daylighting; heating energy demand; balancing energy; coupling method
Source: Web Of Science
Added: February 10, 2020

2019 journal article

Performance analysis of a double-skin facade system installed at different floor levels of high-rise apartment building

JOURNAL OF BUILDING ENGINEERING, 26.

By: Y. Yoon n, B. Seo n, B. Koh & S. Cho n

author keywords: Double skin facade; Retrofitting; High-rise apartment; Floor levels; Building simulation
UN Sustainable Development Goal Categories
13. Climate Action (Web of Science)
Source: Web Of Science
Added: January 6, 2020

2019 article

Prediction of hourly solar radiation using temperature and humidity for real-time building energy simulation

CLIMATE RESILIENT CITIES - ENERGY EFFICIENCY & RENEWABLES IN THE DIGITAL ERA (CISBAT 2019), Vol. 1343.

By: H. Gaballa n & S. Cho n

Source: Web Of Science
Added: September 14, 2020

2018 journal article

Energy cost analysis of an intelligent building network adopting heat trading concept in a district heating model

ENERGY, 151, 11–25.

By: J. Ahn n, D. Chung* & S. Cho n

author keywords: District heating system; Energy cost savings; Indoor thermal comfort; Occupant characteristics; Heat trading; Intelligent building network
TL;DR: Energy cost analysis of an intelligent network model and heat trading to mitigate increases of energy use and thermal dissatisfaction in a district model has a great potential to reduce total energy costs. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
13. Climate Action (Web of Science)
Source: Web Of Science
Added: August 6, 2018

2018 journal article

Improving the quality of building spaces that are planned mainly on loads rather than residents: Human comfort and energy savings for warehouses

ENERGY AND BUILDINGS, 178, 38–48.

By: S. Park*, S. Cho n & J. Ahn*

author keywords: Energy use; Thermal comfort; Building spaces; Warehouse; Artificial neural network; Intelligent building
TL;DR: This research proposes a study for a warehouse building to mitigate both thermal dissatisfaction and energy use through the network based real-time analysis and concludes advantages of a neural network model with estimating thermal comfort. (via Semantic Scholar)
UN Sustainable Development Goal Categories
13. Climate Action (Web of Science)
Source: Web Of Science
Added: November 19, 2018

2018 journal article

Network-based energy supply optimal system in the condition where both heating and cooling are required simultaneously in a swing season

INTELLIGENT BUILDINGS INTERNATIONAL, 10(1), 42–57.

By: J. Ahn n, D. Chung* & S. Cho n

author keywords: Intelligent building control; Artificial Neural Network; human comfort and energy efficiency; swing season
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
13. Climate Action (Web of Science)
Source: Web Of Science
Added: August 6, 2018

2017 journal article

A Study on the Evaluation of the Annual Energy Consumption for a Geothermal Heat Pump System with Open Loop and Closed Loop Ground Heat Exchangers

INTERNATIONAL JOURNAL OF AIR-CONDITIONING AND REFRIGERATION, 25(3).

author keywords: Energy consumption; CO2 emission; GSHP; SEER; HSPF
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
13. Climate Action (Web of Science)
Source: Web Of Science
Added: August 6, 2018

2017 journal article

Analysis of energy and control efficiencies of fuzzy logic and artificial neural network technologies in the heating energy supply system responding to the changes of user demands

APPLIED ENERGY, 190, 222–231.

By: J. Ahn n, S. Cho n & D. Chung*

author keywords: Energy efficiency; Control accuracy; User thermal demand changes; Fuzzy inference system; Artificial neural network
TL;DR: This paper presents hybrid control approaches for heating air supply in response to changes in demand by using the Fuzzy Inference System (FIS) and Artificial Neural Network (ANN) fitting models. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
13. Climate Action (Web of Science)
Source: Web Of Science
Added: August 6, 2018

2017 journal article

Anti-logic or common sense that can hinder machine's energy performance: Energy and comfort control models based on artificial intelligence responding to abnormal indoor environments

APPLIED ENERGY, 204, 117–130.

By: J. Ahn n & S. Cho n

author keywords: Energy savings; Thermal comfort; Anti-logic; Common sense; Building control; Artificial intelligence
TL;DR: This research proposes integrated energy supply models based on artificial intelligence responding to anti-logic or common sense that can reduce machine’s energy saving effects and improves thermal comfort and energy efficiency. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
13. Climate Action (Web of Science)
Source: Web Of Science
Added: August 6, 2018

2017 journal article

Dead-band vs. machine-learning control systems: Analysis of control benefits and energy efficiency

JOURNAL OF BUILDING ENGINEERING, 12, 17–25.

By: J. Ahn n & S. Cho n

author keywords: Building control system; Thermostat sensitivity; Machine learning; Control precision; Energy efficiency
TL;DR: Heating energy models capable of controlling the amount of supply air and its temperature simultaneously, and the FIS and ANN algorithms are developed to control the optimal supply air conditions for a heating season are introduced. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
13. Climate Action (Web of Science)
Source: Web Of Science
Added: August 6, 2018

2017 journal article

Development of an intelligent building controller to mitigate indoor thermal dissatisfaction and peak energy demands in a district heating system

BUILDING AND ENVIRONMENT, 124, 57–68.

By: J. Ahn n & S. Cho n

author keywords: Intelligent building control; Energy savings; Indoor thermal environment; Peak demands; Temperature prediction; District heating system
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
13. Climate Action (Web of Science)
Source: Web Of Science
Added: August 6, 2018

2017 journal article

Methodology for energy strategy to prescreen the feasibility of Ground Source Heat Pump systems in residential and commercial buildings in the United States

Energy Strategy Reviews, 18, 53–62.

By: S. Cho n, S. Ray n, P. Im, H. Honari* & J. Ahn n

author keywords: Energy strategy; Ground Source Heat Pump; Energy use intensity; Residential and commercial buildings; Integrated feasibility score
UN Sustainable Development Goal Categories
13. Climate Action (Web of Science)
Source: Crossref
Added: November 30, 2020

2017 journal article

Performance analysis of space heating smart control models for energy and control effectiveness in five different climate zones

BUILDING AND ENVIRONMENT, 115, 316–331.

By: J. Ahn n, D. Chung* & S. Cho n

author keywords: Smart heating control; Fuzzy inference system; Artificial neural network; Energy and control effectiveness; Climate zone
TL;DR: Intelligent controls of mass and temperature simultaneously for heating air supply is proposed and can contribute to maintaining room temperature accompanying the reduction of energy consumption, which is directly related to improve human comfort and reduce environmental impacts in various climate zones. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
13. Climate Action (Web of Science)
Source: Web Of Science
Added: August 6, 2018

2016 journal article

Development of a statistical analysis model to benchmark the energy use intensity of subway stations

APPLIED ENERGY, 179, 488–496.

By: J. Ahn n, S. Cho n & D. Chung*

author keywords: Subway stations; Underground; Energy performance benchmark; Measured and simulated data; Statistical validation; Regression model
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
13. Climate Action (Web of Science)
Source: Web Of Science
Added: August 6, 2018

2016 review

Energy efficiency and thermal comfort in historic buildings: A review

[Review of ]. RENEWABLE & SUSTAINABLE ENERGY REVIEWS, 61, 70–85.

author keywords: Energy-efficiency; Thermal comfort; Historic buildings; Building preservation; Sustainability
UN Sustainable Development Goal Categories
13. Climate Action (Web of Science)
Source: Web Of Science
Added: August 6, 2018

2015 journal article

Energy savings analysis of fuel-cell microgeneration systems with ground source heat pumps in load-sharing buildings

INTERNATIONAL JOURNAL OF LOW-CARBON TECHNOLOGIES, 10(4), 405–411.

By: S. Cho n, E. Kang* & E. Lee*

author keywords: fuel cell; microgeneration; energy modeling; simulation; EnergyPlus
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
13. Climate Action (Web of Science)
Source: Web Of Science
Added: August 6, 2018

2013 journal article

Energy simulation modeling and savings analysis of load sharing between house and office

RENEWABLE ENERGY, 54, 70–77.

By: S. Cho n, K. Lee*, E. Kang* & E. Lee*

author keywords: Load sharing; Part load ratio; Energy modeling; Thermal simulation; Energy Plus simulation
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
13. Climate Action (Web of Science)
Source: Web Of Science
Added: August 6, 2018

2004 journal article

Is Commissioning Once Enough?

Energy Engineering, 101(4), 7–19.

By: D. Claridge, W. Turner, M. Liu*, S. Deng, G. Wei, C. Culp, H. Chen, S. Cho*

UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Source: Crossref
Added: January 5, 2021

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