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Environmental noise exposure and natural sound intervention in hospital interventional therapy rooms: Effects on patient perception, physiological and psychological outcomes 医院介入治疗室环境噪声暴露与自然声干预:对患者感知、生理和心理结局的影响
IF 7.1 1区 工程技术
Building and Environment Pub Date : 2025-05-09 DOI: 10.1016/j.buildenv.2025.113149
Hui Xie , Yu Tian , Kaihu Xiao , Wangyang Lv , Chang Liu
{"title":"Environmental noise exposure and natural sound intervention in hospital interventional therapy rooms: Effects on patient perception, physiological and psychological outcomes","authors":"Hui Xie ,&nbsp;Yu Tian ,&nbsp;Kaihu Xiao ,&nbsp;Wangyang Lv ,&nbsp;Chang Liu","doi":"10.1016/j.buildenv.2025.113149","DOIUrl":"10.1016/j.buildenv.2025.113149","url":null,"abstract":"<div><div>High noise levels in interventional therapy rooms present a critical environmental health challenge, potentially causing adverse physiological and psychological effects in patients. While environmental noise control measures are crucial, natural soundscape interventions offer a promising environmental management approach. In this comparative randomized controlled trial, 156 patients undergoing percutaneous coronary intervention (PCI) in the waiting area (WA) and operating room (OR) participated. Participants' subjective perceptions, psychological indicators, and physiological indicators were investigated and monitored. The research found that natural sounds could mask other noises in the therapy room, significantly reducing patients' noise annoyance and improving the acoustic environment's comfort. Natural sound interventions significantly alleviated both short-term and overall anxiety in OR patients, while achieving short-term relief in WA. After the intervention, WA patients exhibited considerably lower heart rates (HR), systolic blood pressure (SBP), and diastolic blood pressure (DBP), with natural sound intervention (NI) providing a greater recovery benefit than quiet condition intervention (QI). Moreover, with natural sound intervention, HR and SBP decreased, the decline in peripheral capillary oxygen saturation (SpO<sub>2</sub>) was alleviated, and activation of the Renin-angiotensin-aldosterone system (RAAS) was inhibited. Additionally, HR, SpO<sub>2</sub>, and blood pressure (BP) fluctuations in OR patients were smaller than in noisy environments. This study provides evidence-based support for natural sound as an environmental management strategy to optimize the acoustic environment in interventional therapy rooms and improve patient outcomes.</div></div>","PeriodicalId":9273,"journal":{"name":"Building and Environment","volume":"280 ","pages":"Article 113149"},"PeriodicalIF":7.1,"publicationDate":"2025-05-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144072637","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Decarbonizing the urban comprehensive transport hub: life-cycle pathway planning for carbon neutrality 城市综合交通枢纽脱碳:碳中和的生命周期路径规划
IF 7.1 1区 工程技术
Building and Environment Pub Date : 2025-05-09 DOI: 10.1016/j.buildenv.2025.113155
Minghui Liu , Yuhao Sun
{"title":"Decarbonizing the urban comprehensive transport hub: life-cycle pathway planning for carbon neutrality","authors":"Minghui Liu ,&nbsp;Yuhao Sun","doi":"10.1016/j.buildenv.2025.113155","DOIUrl":"10.1016/j.buildenv.2025.113155","url":null,"abstract":"<div><div>Decarbonizing transportation hubs is essential for achieving zero-carbon transitions in the transport sector. Currently, the Chinese government is promoting pilot projects for zero-carbon transportation hubs. To support this initiative, a detailed case study is conducted on an urban comprehensive transportation hub (UCTH) in Beijing. This study quantifies the greenhouse gas (GHG) emissions of the UCTH across its life cycle based on survey data, then explores emission mitigation measures at different stages, and finally plans the pathway to achieving life-cycle carbon neutrality. The findings indicate that: (1) among the total life cycle emissions, the operation and material production stages account for the largest shares, at 69.91 % and 29.13 %, respectively. (2) Relying solely on emission mitigation during operation cannot achieve life-cycle carbon neutrality, requiring at least two additional years beyond the life cycle. However, integrating measures in construction and operation enables life-cycle carbon neutrality, advancing its achievement by at least 13 years. (3) Photovoltaic installation during operation and improvements in material production processes during construction demonstrate the highest cost-to-emission reduction and time-to-emission reduction efficiencies, respectively. These findings provide valuable insights for the development of zero-carbon hubs in China and the decarbonization of other transportation systems.</div></div>","PeriodicalId":9273,"journal":{"name":"Building and Environment","volume":"280 ","pages":"Article 113155"},"PeriodicalIF":7.1,"publicationDate":"2025-05-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143948443","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Where is the effective control range of exhaust hoods? Airflow suction envelope determination and its performance evaluation 排烟罩的有效控制范围在哪里?气流吸力包线测定及其性能评价
IF 7.1 1区 工程技术
Building and Environment Pub Date : 2025-05-09 DOI: 10.1016/j.buildenv.2025.113154
Mingyao Ma , Xiawei Luo , Yukun Xu , Bin Li , Jiahua Wang , Jingjing Pei , Jun Gao
{"title":"Where is the effective control range of exhaust hoods? Airflow suction envelope determination and its performance evaluation","authors":"Mingyao Ma ,&nbsp;Xiawei Luo ,&nbsp;Yukun Xu ,&nbsp;Bin Li ,&nbsp;Jiahua Wang ,&nbsp;Jingjing Pei ,&nbsp;Jun Gao","doi":"10.1016/j.buildenv.2025.113154","DOIUrl":"10.1016/j.buildenv.2025.113154","url":null,"abstract":"<div><div>Under the existing confluence theory framework, it is a challenge to identify and optimize the effective suction range of range hoods with non-simple structures. This work proposes an innovative Velocity Threshold-Based Streamline Envelope Reconstruction (VTSER) method algorithm to determine the effective suction range of range hood. The algorithm constructs a smooth and high-precision airflow suction envelope by identifying boundary points based on a predefined velocity threshold and reconstructing the surface. The feasibility and accuracy of the method are verified by experimental measurements and data analysis in a real kitchen. Two evaluation indicators, envelope volume and accessible length, are determined to comprehensively evaluate the performance of range hoods with different structures. Orthogonal analysis shows that installation distance, distance from the wall, chamber thickness, and baffle angle are important factors affecting envelope volume; distance from the wall, baffle area, suction area, and installation distance are important factors affecting accessible length. Finally, a single factor analysis is further performed to find a better configuration of structural parameters for envelope optimization. This work provides an innovative tool with both theoretical significance and practical engineering value for optimizing the performance of range hoods. Ultimately, it will improve indoor air quality and promote a healthier living environment.</div></div>","PeriodicalId":9273,"journal":{"name":"Building and Environment","volume":"280 ","pages":"Article 113154"},"PeriodicalIF":7.1,"publicationDate":"2025-05-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144088976","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Multi-criteria decision-making for energy building renovation: Comparing exterior wall structures with the AHP, ANP, utility analysis, and TOPSIS 能源建筑改造的多准则决策:外墙结构与AHP、ANP、效用分析和TOPSIS的比较
IF 7.1 1区 工程技术
Building and Environment Pub Date : 2025-05-09 DOI: 10.1016/j.buildenv.2025.113075
Kathrin Theilig , Michael Vollmer , Werner Lang , Jutta Albus
{"title":"Multi-criteria decision-making for energy building renovation: Comparing exterior wall structures with the AHP, ANP, utility analysis, and TOPSIS","authors":"Kathrin Theilig ,&nbsp;Michael Vollmer ,&nbsp;Werner Lang ,&nbsp;Jutta Albus","doi":"10.1016/j.buildenv.2025.113075","DOIUrl":"10.1016/j.buildenv.2025.113075","url":null,"abstract":"<div><h3>Purpose:</h3><div>Improving residential building energy efficiency is crucial for reducing greenhouse gas emissions. Designing resource-efficient, nearly zero-emission renovations is complex. This study addresses the need for comprehensive frameworks to holistically evaluate building part renovation measures and to provide actionable guidance for strategic planning and implementation across the building life cycle, focusing on exterior walls. Four multi-criteria decision-making (MCDM) methods identify the most environmentally friendly alternative and are compared for rank similarities and decision-making applicability.</div></div><div><h3>Methods:</h3><div>The study follows a two-stage approach: (i) applying the Analytical Hierarchy Process (AHP), Analytical Network Process (ANP), Utility Analysis (UA), and TOPSIS to rank exterior wall alternatives regarding environmental impacts and circularity and (ii) comparing these methods using the Borda technique, based on correlation and standard deviation metrics and the Wojciech Sałabun (WS) coefficient. A qualitative assessment from a planner’s perspective is also included.</div></div><div><h3>Results:</h3><div>The results show that different MCDM methods consistently rank the most environmentally friendly renovations, offering clear guidance for strategic implementation. This offers actionable guidance for strategic planning and implementation. The top five alternatives remain consistent across all methods, with slight ranking variations. AHP ranked first by Borda scores, while UA leads by WS coefficient. Curtain walls with timber cladding emerge as the most sustainable choice, outperforming metal cladding and insulated composite structures.</div></div><div><h3>Conclusions:</h3><div>The AHP, ANP, UA, and TOPSIS support selecting environmentally friendly building parts. UA and TOPSIS, being more sensitive to emphasized criteria weighting and relatively more applicable in practice, are recommended for building parts’ decision-making.</div></div>","PeriodicalId":9273,"journal":{"name":"Building and Environment","volume":"280 ","pages":"Article 113075"},"PeriodicalIF":7.1,"publicationDate":"2025-05-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143936339","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Evaluating the environmental impact of construction waste: A comprehensive analysis of End-of-Life scenarios in Environmental Product Declarations 评估建筑废物对环境的影响:对环境产品声明中报废情景的综合分析
IF 7.1 1区 工程技术
Building and Environment Pub Date : 2025-05-09 DOI: 10.1016/j.buildenv.2025.113159
Lea Hasselsteen, Emilie Brisson Stapel, Harpa Birgisdóttir, Christian Grau Sørensen, Kai Kanafani
{"title":"Evaluating the environmental impact of construction waste: A comprehensive analysis of End-of-Life scenarios in Environmental Product Declarations","authors":"Lea Hasselsteen,&nbsp;Emilie Brisson Stapel,&nbsp;Harpa Birgisdóttir,&nbsp;Christian Grau Sørensen,&nbsp;Kai Kanafani","doi":"10.1016/j.buildenv.2025.113159","DOIUrl":"10.1016/j.buildenv.2025.113159","url":null,"abstract":"<div><div>Understanding and managing greenhouse gas emissions (GHGe) related to waste management in construction is essential for reducing the sector's environmental impact. Here, environmental product declarations (EPD) play an influential role in the currently emerging carbon regulation of buildings. However, impact indicators for products in available EPDs are based on varying waste management practices across different regions, resulting in significant uncertainties in Life Cycle Assessment (LCA) results for practitioners and researchers. This research analyses 16,801 datasets from the largest European EPD aggregator, excluding inconsistent or incomplete data. The datasets were categorised into 114 product categories and consolidated into 20 waste fractions based on Danish practices, resulting in 4696 usable datasets. Correlation analysis of the end-of-life (EoL) stage across four regions revealed statistically significant patterns for specific waste fractions, emphasising the need to define regional differences in EoL assessments. Building services exhibited the highest emission factor (EF) at 5411 kg CO<sub>2</sub>e/tonne, while soil showed the lowest at 14.7 kg CO<sub>2</sub>e/tonne. EFs varied from 36 % to 399 %. The production stage (A1–3) contributed 80 % of total EF, followed by waste processing (C3) at 19 %, disposal (C4) at 1 %, and transport (C2) at 1 %. Reuse, recycling, and energy recovery (D) contributed -16 % to the total EF. The study proposes regional EFs for construction waste based on a solid statistical foundation to enhance local LCA applications and promote a circular economy. Beyond carbon emissions, the results also demonstrate the importance of including other environmental impact categories for developing effective waste management strategies while avoiding burden shifting.</div></div>","PeriodicalId":9273,"journal":{"name":"Building and Environment","volume":"280 ","pages":"Article 113159"},"PeriodicalIF":7.1,"publicationDate":"2025-05-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143948442","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Development of coordinated data-acquisition scheme for minimizing daylight interference in intelligent lighting 开发协调数据采集方案,以最大限度地减少智能照明中的日光干扰
IF 7.1 1区 工程技术
Building and Environment Pub Date : 2025-05-09 DOI: 10.1016/j.buildenv.2025.113148
Yang Liu, Yaodong Chen, Yuanfang Lei, Qiuping Liu, Yibo Wang, Panting Hu, Boyang Li, Mengkun Liang
{"title":"Development of coordinated data-acquisition scheme for minimizing daylight interference in intelligent lighting","authors":"Yang Liu,&nbsp;Yaodong Chen,&nbsp;Yuanfang Lei,&nbsp;Qiuping Liu,&nbsp;Yibo Wang,&nbsp;Panting Hu,&nbsp;Boyang Li,&nbsp;Mengkun Liang","doi":"10.1016/j.buildenv.2025.113148","DOIUrl":"10.1016/j.buildenv.2025.113148","url":null,"abstract":"<div><div>Intelligent lighting is a significant trend in lighting research, where the core of intelligent lighting control lies in the relationship between the dimming level of each luminaire and the intensity at each test point. Various methods can determine this relationship during the data processing and control process. These methods depend on computing parameters leveraging data from an environment, which is continuously changing. Therefore, an automatic and efficient data acquisition method is crucial. This paper develops a Coordinated Data-Acquisition Scheme (CDAS), achieving automatic and coordinated illuminance data acquisition through dimming scenarios generated via Latin Hypercube Sampling. The CDAS is advantageous in 1) automating dimming control and illuminance data acquisition, 2) high-speed data coordination and acquisition, and 3) Minimizing Daylight Interference. The proposed CDAS can efficiently and accurately collect dimming level and illuminance data under non-experimental conditions without excluding daylight, while effectively minimizing daylight interference, with a standard deviation of 1.10lx. It can acquire up to 20,000 sets of illuminance data from all sensors within 22.3 h and achieves the highest accuracy at an optimal interval of 2 s. In addition, ridge regression, SVR, GBR, BPNN, four types of models were trained for validation, with <span><math><msup><mrow><mi>R</mi></mrow><mn>2</mn></msup></math></span>=0.93, 0.98, 0.99, 0.99 after optimizing hyperparameter. The proposed CDAS method can efficiently and accurately collect data in dynamic environments, supporting various algorithms and integrating into precise lighting control and multi-objective lighting control systems.</div></div>","PeriodicalId":9273,"journal":{"name":"Building and Environment","volume":"281 ","pages":"Article 113148"},"PeriodicalIF":7.1,"publicationDate":"2025-05-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144115009","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Impact of windows, natural materials, and diverse representations in built environments on psychological and physiological well-being: A between-subjects experiment in immersive virtual environments 建筑环境中窗户、天然材料和不同表征对心理和生理健康的影响:沉浸式虚拟环境中的受试者间实验
IF 7.1 1区 工程技术
Building and Environment Pub Date : 2025-05-08 DOI: 10.1016/j.buildenv.2025.113147
Basma Altaf , Arash Tavakoli , Parker Ruth , Andrea Green , Jiaxuan Xu , Sneha Jain , Ethan Chiu , Lucy Zhang Bencharit , Elizabeth L Murnane , James A Landay , Sarah L. Billington
{"title":"Impact of windows, natural materials, and diverse representations in built environments on psychological and physiological well-being: A between-subjects experiment in immersive virtual environments","authors":"Basma Altaf ,&nbsp;Arash Tavakoli ,&nbsp;Parker Ruth ,&nbsp;Andrea Green ,&nbsp;Jiaxuan Xu ,&nbsp;Sneha Jain ,&nbsp;Ethan Chiu ,&nbsp;Lucy Zhang Bencharit ,&nbsp;Elizabeth L Murnane ,&nbsp;James A Landay ,&nbsp;Sarah L. Billington","doi":"10.1016/j.buildenv.2025.113147","DOIUrl":"10.1016/j.buildenv.2025.113147","url":null,"abstract":"<div><div>Extensive research and building frameworks advocate for wellness in design and emphasize the connection between the built environment and occupant well-being. However, the extent to which specific design features influence well-being metrics remains under investigation. While in-person laboratory experiments have yielded valuable insights, they require considerable resources. Immersive virtual environments (IVEs) serve as a tool that offers a cost-effective and efficient method for conducting research with controlled manipulations of the variables of interest, particularly when compared to physical modeling. This paper presents an enhanced IVE framework that integrates human and environmental sensors as well as in-VR questionnaires to objectively and subjectively measure occupant well-being in indoor settings. We used this framework in a study (<em>N</em> = 237) to examine how changes in built features, materials (natural versus artificial), windows (presence versus absence), and representations (diverse versus non-diverse), influence well-being outcomes including belonging, stress, creativity, and environmental concern. We hypothesized that exposure to windows, natural materials, and diverse representations would lead to increased belonging, reduced stress, enhanced creativity, greater environmental concern, and a higher likelihood of engaging in environmentally supportive charitable actions, compared to exposure to artificial environments and non-diverse representations. Our findings confirm significant impacts of these built features on three of the four well-being metrics examined. Specifically, the presence of windows significantly increased feelings of belonging, natural materials reduced stress, and diverse representations led to significantly greater environmental attitudes. These results emphasize the effectiveness of IVEs in studying the effects of the built environment on psychological and physiological well-being.</div></div>","PeriodicalId":9273,"journal":{"name":"Building and Environment","volume":"280 ","pages":"Article 113147"},"PeriodicalIF":7.1,"publicationDate":"2025-05-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144068917","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Air speed needs and local sensitivity of non-frail and pre-frail older adults: A lab study in China 中国非体弱和体弱前期老年人空气速度需求和局部敏感性的实验室研究
IF 7.1 1区 工程技术
Building and Environment Pub Date : 2025-05-08 DOI: 10.1016/j.buildenv.2025.113118
Haixia Zhou , Wei Yu , Helianthe S.M. Kort , Marcel G.L.C. Loomans , Shen Wei , Shan Zhou , Miao Guo , Hailin Zheng , Minzhou Chen , Tuan Huynh Tran , Yan Zhang , Chenyang Wang , Peiwen Zhang
{"title":"Air speed needs and local sensitivity of non-frail and pre-frail older adults: A lab study in China","authors":"Haixia Zhou ,&nbsp;Wei Yu ,&nbsp;Helianthe S.M. Kort ,&nbsp;Marcel G.L.C. Loomans ,&nbsp;Shen Wei ,&nbsp;Shan Zhou ,&nbsp;Miao Guo ,&nbsp;Hailin Zheng ,&nbsp;Minzhou Chen ,&nbsp;Tuan Huynh Tran ,&nbsp;Yan Zhang ,&nbsp;Chenyang Wang ,&nbsp;Peiwen Zhang","doi":"10.1016/j.buildenv.2025.113118","DOIUrl":"10.1016/j.buildenv.2025.113118","url":null,"abstract":"<div><div>In China's hot summers and cold winters regions, older individuals often use fans or fan-AC combinations for thermal comfort in warm environments. However, there is a lack of research on the preferred air speed settings for varying levels of frailty and the reasons behind their sensitivity to airflow. This study, using the Fried frailty classification method, involved 12 non-frail and 12 pre-frail older participants in experiments conducted at warm temperatures of at 28 °C, 30 °C, and 32 °C. Different air speeds were set to examine subjective air speed needs, physiological changes, and sensitive body areas. Results showed that pre-frail older persons had lower thermal sensation votes in a situation without air speed, and experienced higher air speed sensation votes at the head, calves, and feet. As air speed increased, skin temperatures decreased, with the most significant changes observed in the head, which was also the most sensitive area. Pre-frail individuals also required more time for skin temperatures to stabilize and exhibited lower sweat production in distal limbs, excluding hands. No significant differences were observed in cardiovascular parameters. Comfortable air speed limits for pre-frail individuals were lower across the research temperature range: at 28 °C [0.12, 0.63] m/s, at 30 °C [0.36, 0.76] m/s, and at 32 °C [0.47, 0.78] m/s, compared to non-frail individuals at 28 °C [0.23, 0.89] m/s, at 30 °C [0.54, 1.01] m/s, and at 32 °C [0.65, 1.25] m/s. When creating airflow in warm conditions, it is crucial to consider the frailty level of older individuals to ensure appropriate age-friendly environmental control.</div></div>","PeriodicalId":9273,"journal":{"name":"Building and Environment","volume":"280 ","pages":"Article 113118"},"PeriodicalIF":7.1,"publicationDate":"2025-05-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144071025","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The impact of visual context on the perception of wood odours 视觉环境对木材气味感知的影响
IF 7.1 1区 工程技术
Building and Environment Pub Date : 2025-05-08 DOI: 10.1016/j.buildenv.2025.113129
Katja Butter , Christine Ida Hucke , Martin Ohlmeyer , Christoph van Thriel
{"title":"The impact of visual context on the perception of wood odours","authors":"Katja Butter ,&nbsp;Christine Ida Hucke ,&nbsp;Martin Ohlmeyer ,&nbsp;Christoph van Thriel","doi":"10.1016/j.buildenv.2025.113129","DOIUrl":"10.1016/j.buildenv.2025.113129","url":null,"abstract":"<div><h3>Background</h3><div>Ensuring healthy indoor air involves regulating volatile organic compounds (VOCs) emitted by building products. Sensory evaluations of these emissions have also gained attention. Timber products are increasingly important due to low greenhouse gas emissions and their role as carbon sinks. However, being organic materials, they emit VOCs and odours that can impact indoor air quality.</div></div><div><h3>Objectives</h3><div>The research aimed to assess how wood odours are perceived regarding intensity, pleasantness, and familiarity, depending on the visual context during the VOC presentation.</div></div><div><h3>Methods</h3><div>32 participants evaluated odours of wooden materials (Pine, Oak, OSB<sub>Poplar</sub>, OSB<sub>Pine</sub>, Cork). Odour presentation followed DIN ISO 16000-28:2021. The odours were presented with and without corresponding material images (within-subject design).</div></div><div><h3>Results</h3><div>The interplay of VOC composition and visual information influenced the perceived pleasantness and familiarity of the odours. Material images enhanced both, while odour intensity was determined only by VOC composition and concentration. Terpene-dominated odours (Pine) were perceived as familiar and pleasant, even at high concentrations. In contrast, odours with higher acetic acid or aldehyde content received lower familiarity and pleasantness ratings.</div></div><div><h3>Conclusion</h3><div>Odour alone does not indicate health impairment, and its perception varies widely due to individual and contextual factors. Therefore, odour evaluations of building products are not useful for assessing a healthy indoor air quality. Health complaints about indoor odours often arise from negative expectations and health risk concerns rather than the odours themselves. Partially revealing wooden materials is recommended, as their odours seem more familiar and pleasant when associated with the products.</div></div>","PeriodicalId":9273,"journal":{"name":"Building and Environment","volume":"280 ","pages":"Article 113129"},"PeriodicalIF":7.1,"publicationDate":"2025-05-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144068920","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Toward understanding the interaction between wetting liquid aerosols and metal organic framework-embedded nanofiber air filters 了解湿润液体气溶胶与金属有机框架内嵌纳米纤维空气过滤器之间的相互作用
IF 7.1 1区 工程技术
Building and Environment Pub Date : 2025-05-08 DOI: 10.1016/j.buildenv.2025.113120
Houhua Wu , Zhuolun Niu , Chun Chen
{"title":"Toward understanding the interaction between wetting liquid aerosols and metal organic framework-embedded nanofiber air filters","authors":"Houhua Wu ,&nbsp;Zhuolun Niu ,&nbsp;Chun Chen","doi":"10.1016/j.buildenv.2025.113120","DOIUrl":"10.1016/j.buildenv.2025.113120","url":null,"abstract":"<div><div>Incorporating metal-organic frameworks (MOFs) is a proven strategy to enhance the filtration efficiencies of nanofiber-based air filters created through electrospinning. However, the impact of particle loading on the MOF-embedded nanofiber filters is unclear, especially for wetting liquid aerosols, a common type of indoor airborne particle. Therefore, this study undertook a comprehensive set of experiments to explore the interaction between wetting liquid aerosols and MOF-embedded nanofiber air filters, utilizing incense particles and ZIF-67/PAN filters (denoted as MOF filters) as an example. PAN/Co(Ac)<sub>2</sub> filters, the precursor filters without MOFs embedded, (denoted as precursor filters) were also tested for comparison. The results indicate a decline in filtration efficiency as the mass of incense particles loaded onto the filters increased for both filter types, because the incense particles interacted with the nanofiber network and enlarged the pore sizes. Furthermore, at a given incense particle loading mass, the MOF filters demonstrated higher filtration efficiency compared to the precursor filters, in part because the filter with ZIF-67 crystals embedded had fewer open pores for the particles to penetrate. In the final stage of the loading process, the particle filtration efficiency did not change significantly, with the MOF filters’ filtration performance gradually aligning with the precursor filters. Moreover, the pressure drop increased with incense particle loading mass, and the embedded ZIF-67 crystals also increased the pressure drop. These findings highlight the potential issue of decreased filtration efficiency and increased pressure drop due to the loading of wetting liquid aerosols for practical applications of MOF-embedded nanofiber air filters.</div></div>","PeriodicalId":9273,"journal":{"name":"Building and Environment","volume":"280 ","pages":"Article 113120"},"PeriodicalIF":7.1,"publicationDate":"2025-05-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143935603","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
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