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研究課題
  1. 創新的永續建築設計流程
  2. 建築節能與低碳設計
  3. 健康居住環境與工作效率
  4. 建築立體綠化
  5. 調濕建材
  6. 建築聲學

​Research Topics
  1. Advanced Sustainable Design Process
  2. Energy Conservation & Low-Carbon Design
  3. Wellness & Productivity
  4. Vertical Greenery System
  5. Moisture Buffering Materials
  6. Architectural Acoustics
1. 創新的永續建築設計流程 Advanced Sustainable Design Process
1-1 以機器學習模型方式進行建築立面日光設計的手法
  • 這是一個嘗試將機器學習手法導入建築立面日光設計的研究，不但可適用於各種立面設計，更可大幅提升分析的速度。操作方式包含兩個步驟：
  • Step 1: 將構思的立面設計放入預處理器(pre-processing)，將立面轉換成各種特徵參數
  • Step 2: 將這些特徵參數輸入以訓練好的機器學期的模型，可在短暫的時間內得到高精度的分析結果
A metamodel based on intermediary features for daylight performance prediction of façade design
Step 1: a novel daylight model, which includes a pre-processing procedure to convert the design model into “Intermediary features” as input parameters representing daylight penetration performance.
Step 2: Daylight prediction models using machine learning methods.
1-2 以機器學習方式預測住宅外殼更新之生命週期碳排放
  • 本研究探討了台灣典型街屋進行外殼改造時，能夠藉由機器學習方式快速找出低碳工法的可能性。
  • 依據碳排資料庫(SimaPro及LCBA)及營造者訪談，將街屋改造的蘊含碳排(Embodied Carbon)與使用碳排(Operation Carbon) 建檔後輸入機器學習模型，在依據台灣各地氣候與方位的模擬提供大量學習後，可在短暫的時間內得到高精度的分析結果
A Machine Learning Based Prediction Model of LCCO2 for Building Envelope Renovation in Taiwan
  • The residential and commercial sectors produce approximately one third of all carbon emissions in Taiwan.
  • We considered the LCCO2(life-cycle CO2) of a building envelope renovation project in Tainan and focused on local construction methods for typical row houses. 
  • The LCCO2 of 744 cases was calculated via EnergyPlus, SimaPro, and a local database (LCBA database), and the results were then used to develop a machine learning model.
1-3 設計初期階段風環境與熱環境的多目的最佳化
  • 探討採用參數化設計(parametric design)方式進行風環境與熱環的多目的最佳化(Multi-optimization)流程
  • 第一階段進行建築量體對於戶外熱環境的探討
  • 第二階段進行建築造型與通風設計的探討
Simulation Methodology Based on Wind and Thermal Performance for Early Building Optimization Design in Taiwan
  • Multi-optimization via parametric design.
  • Step 1: Building volume  for outdoor thermal comfort.
  • Step 2: Building geometry  for ventilation (CFD).
1-4 創新的整合式設計手法應用於建築耗能、熱舒適與建築成本之多目的最佳化分析
  • 本研究團隊提出了一個可以最佳化的設計流程，可進行建築碳排最小化、室內不舒適時間最小化，以及建築成本最小化的多目的最佳化
  • 應用參數化設計、敏感度分析，以及BPNN與 NSGA-III運算模式進行研究
  • 整合設計包含四個流程：(1)輸入參數、自動生成 (2)應用BPNN模式計算參數的貢獻度 (3)加入NSGA-III進行最佳化求解 (4) 給予參數評比以選出多目的最佳解
An integrated framework for multi-objective optimization of building performance: Carbon emissions, thermal comfort, and global cost
  • We proposed an integrated optimization framework to explore minimum building carbon emissions, indoor discomfort hours, and global cost of building, as well as a new formula for selecting the best scheme in the Pareto front set.
  • The four steps integation: (1) Input parameters (randomly generated) (2) Calculating the contribution rates + trained and validated the BPNN model (3) Combine NSGA-III with BPNN to solve the proposed multi-objective optimization problem. (4) Applied the proposed optimal balance formula to select the scheme that considered all aspects of objectives in the Pareto front set. 
1-5 以機器學習手法快速預測室內聲學參數
  • 藉由機器學習預先進行大量活動中心聲學參數的學習，並以建築聲學專業模擬軟體ODEON作為學習與驗證依據，待機器學習學習之後，即可於設計階段快速獲得不同方案的聲學參數
  • 這個方法也被應用於分析空間中吸音天花板的設置位置，機器學習的方法可以突破傳統建築聲學計算公式(如Sabine's equation)難以分析吸音材設置位置的差異，並於設計階段快速得到相當於專業模擬軟體(ODEON)的結果
Using Machine Learning to Predict Indoor Acoustic Indicators
  • In Taiwan, most cases are designed using only Sabine’s equation for architectural acoustics. Although that estimation formula is simple and fast, the calculation process ignores many details. The purpose of this study is to use machine learning to propose a predictive model of acoustic indicators as a simple evaluation tool for the architectural design and interior decoration of multi-functional activity centers.
  • The machine learning approach was also applied to predict the room acoustic with sound absorbers installed in different locations. The advanced analysis method can provide rapid and precise calculations in the design process.
2. 建築節能與低碳設計 Energy Conservation & Low-Carbon Design
2-1 金屬擴張網應用於建築立面設計
  • 探討金屬擴張網應用於辦公建築的立面設計時，對於自然採光與建築耗能的影響
  • 採用EnergyPlus與DIVA進行模擬，並以小型實驗屋進行數據的驗證
  • 提出辦公建築窗牆比、玻璃及金屬擴張網選用等設計策略
The Influence on Daylight and Energy Consumption of Expanded Metal Mesh Applied on Building Façades
  • We evaluated the impact of expanded metal mesh on natural lighting and energy consumption in office buildings.
  • EnergyPlus and DIVA simulation software was verified using field measurements.
  • We evaluated the effects of window-to-wall ratio, glass, and expanded metal mesh on energy consumption and lighting. 
2-2 台灣氣候下的零耗能住宅設計  
  • 在全球零耗能建築或住宅(ZEB/ZEH)的趨勢之下，台灣的建築公共政策仍難以整合再生能源，提出評估基準
  • 本研究整合建築動態耗能分析與再生能源計算，探討台灣氣候下零耗能住宅(ZEH)之設計策略
  • 本研究以住宅裝設太陽能板為對象，除了能量的平衡之外，亦探討回本時間(Payback time analysis)，並提出公共政策的建議 
Strategies for ZEH Design in Taiwan
  • We have worked on ZEB/ZEH for years, but not like EPBD in EU or ZEB/ZEH standards in the US or Japan, there still no Standard / Regulation in Taiwan.
  • Renewable energy is important to achieve ZEB, the potential of solar panel applied on residential buildings was studied.
  • Payback time analysis were also studied for policy making.
3. 健康居住環境與工作效率 Wellness & Productivity
3-1 亞熱帶氣候下辦公建築兼顧熱舒適、工作效率與建築節能的潛力分析
  • 本研究嘗試找尋台灣亞熱帶氣候下熱舒適、工作效率以及建築耗能的平衡點
  • 本計畫在實驗艙中進行使用者實驗，共統計948個熱舒適問卷與工作效率測試(Vienna test system)資料
  • 在不滿意度(PPD)20%的條件下，發現亞熱帶氣候的輕裝職場環境，可接受溫度區間與節能的潛力相當大
Study on thermal comfort and energy conservation potential of office buildings in subtropical Taiwan
  • This study aims to research the balance between thermal comfort, productivity, and energy conservation of air-conditioning systems in office buildings in Taiwan.
  • An experimental study was conducted in a climate chamber. A total of 948 thermal and productivity responses were obtained from the questionnaire survey and Vienna test system.
  • The 80% satisfaction interval and 20% Predicted Percentage of Dissatisfied (PPD) were also applied to explore the greater acceptable temperature range and energy-saving potential of the air conditioning system.
3-2 台灣街屋基於健康調適的設計策略分析
  • 本研究針對居住環境在因應氣候變遷下的調適策略(adaptation)進行探討
  • 本研究與本校環境醫學所的蘇慧貞教授團隊合作，嘗試依據健康風險的閾值(thershold)，探討連棟街屋如何熱環境與空氣品質的綜合影響下，進行適當的調適策略
  • 本研究提出三階段的調適策略，包含建築外殼設計策略、被動式策略以及主動式策略，可在最低的建築耗能之下降低居住者對於熱環境與空氣污染的健康風險
Adaptation Strategies of Residential Buildings Based on a Health Risk Evaluation—A Case Study of Townhouses in Taiwan
  • Taiwanese prefer to open the windows to reduce indoor high temperatures, which causes high levels of outdoor PM2.5 to flow indoors, leading to health risks. Therefore, this research proposes a strategy to create a house with a low temperature and a low PM2.5 health risk for the elderly based on building envelope renovation and windows user behavior patterns.
  • ​The results show that the performance improvement of the building envelope and control of the window opening timing can effectively reduce the risk days by 48.5%. This means that passive strategies cannot fully control health risks, and the use of equipment is necessary. Finally, if the current situation is maintained without any adjustment or strategy improvement, an additional 41.3% energy consumption must be paid every year to control health risks.
3-3 室內建材VOCs逸散與健康風險評估
  • 在進行室內裝修的時候，許多建材可能逸散出揮發性有機化合物(VOCs)，造成健康的危害
  • 本研究與本校環境醫學所李俊璋教授合作，在大量使用膠合板材的室內裝修案場進行實場量測，並於實驗室以氣相層析儀進行污染物分析
  • 本研究依據健康風險分析理論，提出一個可評估居住者長期健康風險的概率預測模式
Health Risk of VOCs Emission of Interior materials in Taiwan
  • Indoor pollutants emitted through renovations and refurbishment processes have raised public concerns owing to their adverse effects on human health.
  • In the study, the sources of formaldehyde and specific volatile organic compounds (VOCs) are used to model the health effects associated with exposure to formaldehyde and specific VOCs and the loading factors of building materials for newly renovated homes.
  • A probabilistic prediction model of the health effects was proposed to explore the health risks of residents and the potential contributions of multilayer wood materials responsible for indoor pollutants.
3-4 我國綠建材標章制度的推動
  • 本研究主持人長年擔任綠建材審查作業精進計畫主持人(內政部建築研究所)，協助政府持續推動擴大受理項目，以及綠建材標章與綠建築標章的接軌
  • 本研究室藉由研究分析，協助訂定建築法規中綠建材的室內表面積簡算法，並藉由消費者對綠建材的願付價格研究探討綠建材標章對於建立市場品牌的效果
Green Building Material Labelling System in Taiwan
  • Chairman of the government project: Review and Advancement of Green Building Material Label System, ABRI, 2014-2022.
  • Improving Taiwan Green Building Material Labeling System and its application to Green Building Lebelling system.
  • Simplified surface area calculation for Green Building Material Regulations in Taiwan's Building Code.
4. 建築立體綠化 Vertical Greenery System
4-1 窗台綠化對改善熱舒適環境的探討
  • 本研究針對建築開口部的窗台進行小規模立體綠化時，對於熱環境的改善效果進行實驗與模擬分析的研究
  • 本研究挑選蒸散量較大的蔓性黃蟬(wild allamanda)作爲研究對象，並藉由實驗求取蒸散速率與環境因子的關係式
  • 本研究將植栽的遮蔽(太陽輻射)、蒸散與通風影響導入CFD進行分析，並採用綜合熱舒適指標SET*評估建窗台小規模綠化對熱環境的改善效果
Influence of Vertical Greening Design of Balconies and Opening of Buildings on Thermal Comfort
  • This study focused on vertical greenery for windows of buildings. Field experimentation was conducted and Computational Fluid Dynamics (CFD) was used to analyze the influence of thermal comfort.
  • A model for predicting the evapotranspiration rate of wild allamanda for green curtain systems was proposed via field experiment.
  • The comprehensive effect of shading (solar radiation), evapotranspiration, and ventilation was studied via the thermal comfort index SET*. ​
5. 調濕建材 Moisture Buffering Materials
5-1 調濕建材基本物性的實驗分析
  • 本研究針對調濕建材的基本物性進行量測分析，包含透濕係數、等溫吸附線，以及濕氣容量值(調濕性能)測試
  • 本研究探討木質板材表面處理對於調濕性能的影響，包含基材厚度、貼附面材種類以及表面塗料的影響
Hygro-thermal Properties of moisture buffering materials
  • Material Level: Permeability and  sorption isotherm & system level: MBV (Moisture Buffer Value)​
  • Surface coating would reduce the moisture buffering effect, the reduction ratio of adsorption performance was 29% for wax coating, and up to 78% for PU coating and NC coating.
5-2 台灣氣候下應用調濕建材的設計策略分析
  • 在高溫多濕的亞熱帶氣候，本研究探討調濕建材如何搭配一日的溫濕度變化，藉由改變通風量來因應調濕建材的濕氣吸放，以達到最佳的調濕效果
  • 在台灣北、中、南的不同氣候之下，調濕建材的使用需搭配不同的強制換氣策略，方能達到最佳的調濕效果，並減少空調能源的耗用
Moisture buffering assessment applied in Taiwan
  • Room level: moisture buffering + vnetilation.
  • Heat and vapor transfer inside the material was described using Matsumoto’s model (hygroscopic conditions).
  • Forced ventilation strategy  in the daytime can significantly reduce the cumulative rate of indoor relative hiumidity, thus improve indoor air quality.
5-3 以黴菌發芽模型評估台灣氣候下調使用濕建材的效益
  • 本研究採用EnergyPlus裡的有效濕氣滲透深度模型(EMPD)進行分析，藉由住宅內多空間的熱、濕氣與換氣的綜合分析，探討調濕建材的應用策略
  • 將模擬後的溫濕度套用黴菌發芽模型，評估調濕建材與通風策略對於降低健康風險的效果，發現秋冬季的健康風險降低效果優於春夏季
Evaluating moisture buffering effect via mold germination model
  • Effective Moisture Penetration Depth (EMPD) model combined with multi-zone analysis (EnergyPlus).
  • The risk of mold germination can be reduced by using appropriate moisture buffering material + ventilation.
  • The effect of risk reduction is more significant in the autumn/winter than in spring/summer.
6. 建築聲學 Architectural Acoustics
6-1 摺板式金屬擴張網吸音板FEMM的開發
  • 本團隊開發了一套金屬吸音天花板，不需採用吸音板或吸音棉等多孔質吸音材料，並可應用於常見的輕鋼架天花板系統
  • 微孔式金屬擴張網經彎折之後，藉由內部與後側空氣層的複層結構，吸音係數可達到0.65-0.85，且可提供全頻帶的吸音效果
Development of Folded Expanded Metal Mesh (FEMM)
  • A sound-absorbing ceiling board for the light steel joist ceiling system was studied for improving the room acoustics without installing porous materials (gypsum board, mineral fiberboard, rock wool with glass wool coating).
  • The sound absorption coefficient of FEMM (with air gap) can reach 0.65-0.85, and provide the sound-absorption performance of the full frequency.
6-2 板膜共振吸音體PMRA的開發
  • 在建築聲學中，適當的低音比(BR)可以提供溫暖的感受，但BR過高時可能造成遮蔽效應，降低樂音與語音的清晰度，也可能降低室內人員的工作效率
  • 本團隊研發了一款低頻吸音器，外觀像是油畫裱在一個箱體之上，在成大格致堂的實場驗證中有效降低BR，讓室內的聲音得到有效的改善效果
Development of Panel Membrane Resonant Absorber (PMRA)
  • An appropriate bass ratio (BR) can create a warm sound, but a high BR may influence speech clarity and work efficiency as well.
  • We developed a low-frequency sound absorber, PMRA, which not only provides an outstanding continuous absorption spectrum in the broadband range of 100–800 Hz but also presents an aesthetic appearance.
  • We conducted a field measurement in a historical building with a high BR, and the results showed that the PMRA could effectively decrease the low-frequency Reverberation Time (RT) while also maintaining the RT of middle-high frequency.
6-3 CLT牆體的隔音性能與預測模式
  • 木構造相對於RC構造質量較低，在耐震上表現較佳，但可能造成隔音性能較差
  • 本研究首先進行台灣與日本生產的CLT牆體進行隔音性能測試，以確認是否可藉由構造形式來達到台灣建築隔音法規的要求
  • 本研究將實驗數據與隔音理論的模式以及專業軟體INSUL進行比對，探討各種CLT牆體構造的預測模式
Sound Insulation Performance of Cross-laminated Timber (CLT)
  • Many wooden congregate housing units overseas that utilize CLT have poor sound environments because the low mass of such wood influences sounds insulation performance.
  • In this research, we explored the effect of different CLT walls on sound insulation performance and integrated applicable sound insulation simulation tools to simplify the process of designing a CLT wall structure.
  • The numerical simulations via mass law equation and commercial software INSUL were carried out and compared with the experimental measurement.
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