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学者姓名:刘加平
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Abstract :
为深入研究水下特长公路隧道机动车尾气污染物的排放及分布特征,对南京应天大街长江隧道的交通特征、环境参数和污染物排放质量浓度进行实测研究。采用摄像采集法统计隧道交通特征,结果表明:车辆交通数据与环境数据均呈现明显的日周期变化规律,早高峰车流量显著大于晚高峰,车速与车流量呈负相关。夜间测试结果表明:1)隧道内部污染物质量浓度沿行车方向的变化趋势为先增后减,由于隧道呈现V形的地势特点,PM2.5质量浓度峰值出现在V形底部; 2)受到隧道出口风机开启的影响,CO质量浓度峰值出现位置较PM
Keyword :
PM PM 水下隧道 水下隧道 机动车尾气污染物 机动车尾气污染物 CO质量浓度 CO质量浓度 实测试验 实测试验
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GB/T 7714 | 袁嘉明 , 谢静超 , 薛鹏 et al. 基于隧道实测试验的南京市机动车污染物排放特征研究 [J]. | 隧道建设(中英文) , 2024 , 44 (10) : 2069-2076 . |
MLA | 袁嘉明 et al. "基于隧道实测试验的南京市机动车污染物排放特征研究" . | 隧道建设(中英文) 44 . 10 (2024) : 2069-2076 . |
APA | 袁嘉明 , 谢静超 , 薛鹏 , 柴赫楠 , 蒋振雄 , 王毅宁 et al. 基于隧道实测试验的南京市机动车污染物排放特征研究 . | 隧道建设(中英文) , 2024 , 44 (10) , 2069-2076 . |
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Abstract :
由于住宅空置或者住户关闭供暖等原因,会导致相邻的供暖用户负荷增高.确定一种计算停暖用户对供暖用户负荷影响的计算公式,以北京地区一栋住宅建筑为例,采用EnergyPlus模拟不同供暖住户分布情况下的供暖负荷,通过Python编程计算得到供暖负荷与入住率以及供暖住户分布模式之间的关系曲线,曲线呈现橄榄型,并拟合得到供暖耗热量比率与入住率之间的指数模型,拟合结果R2 为 0.99.该研究可为集中供热系统的运行调节提供一定的理论支撑.
Keyword :
指数模型 指数模型 橄榄型曲线 橄榄型曲线 入住率 入住率 住户分布 住户分布 供暖负荷 供暖负荷
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GB/T 7714 | 孙聪 , 姬颖 , 陈永灏 et al. 北京地区住宅入住情况对供暖耗热量的影响研究 [J]. | 区域供热 , 2023 , (6) : 152-158 . |
MLA | 孙聪 et al. "北京地区住宅入住情况对供暖耗热量的影响研究" . | 区域供热 6 (2023) : 152-158 . |
APA | 孙聪 , 姬颖 , 陈永灏 , 谢静超 , 刘加平 . 北京地区住宅入住情况对供暖耗热量的影响研究 . | 区域供热 , 2023 , (6) , 152-158 . |
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Abstract :
本发明提供了一种储热遮阳的翻转窗及使用方法,包括:窗扇,通过翻转组件与窗户框架连接,内嵌双层玻璃形成空气间层;储料盒,设于窗扇的一侧,朝向空气间层设有开口;定向导热板,内设于储料盒;蓄热材料,储存在储料盒内,位于定向导热板的一侧,通过开口流入或流出空气间层。本发明提供的翻转窗,兼顾遮阳与采光的功能,且安装维护方便,成本低廉,内置高蓄热材料增强热容量,可以达到良好的节能效果。
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GB/T 7714 | 刘加平 , 徐鑫 , 周航 et al. 一种储热遮阳的翻转窗及使用方法 : CN202210863529.0[P]. | 2022-07-21 . |
MLA | 刘加平 et al. "一种储热遮阳的翻转窗及使用方法" : CN202210863529.0. | 2022-07-21 . |
APA | 刘加平 , 徐鑫 , 周航 , 谢静超 . 一种储热遮阳的翻转窗及使用方法 : CN202210863529.0. | 2022-07-21 . |
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本实用新型涉及道路交通技术领域,具体涉及一种具有排污和冷却功能的人工隧道,跨设在道路上;其隧道主体包括由外而内间隔套设在一起的隧道外层和隧道内层,隧道内层围成供车辆通行的隧道腔,隧道外层的外层排气口和隧道内层的内层排气口错位设置且分别与隧道外层和隧道内层之间的气道连通;其排气装置与外层排气口或内层排气口配合,使隧道腔内气体依次经过内层排气口、气道和外层排气口并最终排入外部环境中;其太阳能发电装置包括多块铺设在隧道外层的外表面的太阳能电池板;所述人工隧道能避免极端天气对于道路上行驶车辆的影响,其双层结构具有更好的隔音和隔光效果,其排气装置和隧道主体配合具有排污和为太阳能电池板降温的功能。
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GB/T 7714 | 薛鹏 , 李森渊 , 康鹏飞 et al. 具有排污和冷却功能的人工隧道 : CN202221073076.3[P]. | 2022-05-06 . |
MLA | 薛鹏 et al. "具有排污和冷却功能的人工隧道" : CN202221073076.3. | 2022-05-06 . |
APA | 薛鹏 , 李森渊 , 康鹏飞 , 谢静超 , 卜全龙 , 田光大 et al. 具有排污和冷却功能的人工隧道 : CN202221073076.3. | 2022-05-06 . |
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Abstract :
本实用新型涉及道路交通技术领域,具体涉及一种人工隧道系统,其包括隧道主体和光伏发电系统;所述隧道主体用于可拆卸的跨设在道路上,其包括吸音层结构;所述光伏发电系统包括设置在隧道主体上的太阳能电池板组,光伏发电系统与人工隧道系统的用电设施电连;所述人工隧道系统,能避免极端天气对于行驶车辆的影响,能避免或显著降低噪声对外部环境的影响,其光伏发电系统为人工隧道系统的用电设施供电,符合节能减排以及碳中和的发展趋势。
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GB/T 7714 | 薛鹏 , 金玲 , 谢静超 et al. 人工隧道系统 : CN202220405974.8[P]. | 2022-02-25 . |
MLA | 薛鹏 et al. "人工隧道系统" : CN202220405974.8. | 2022-02-25 . |
APA | 薛鹏 , 金玲 , 谢静超 , 刘加平 . 人工隧道系统 : CN202220405974.8. | 2022-02-25 . |
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As the essential infrastructure and one of the transportation centers, most cities now have more than one airport. Mass constructions of sustainable airports play an important role for sustainable cities and societies. The energy consumption of airport terminals poses a major challenge to the carbon neutrality policy due to the high energy demand and round-the-clock operation of these terminals. One major direction for sustainable future is to make buildings smart in terms of energy use and management. One of the solutions is to refine the energy supply according to needs, which calls for knowledge of the locations and dwell duration of passengers in the airport. With this background, this study established a spatiotemporal passenger distribution model to describe the transient passenger distribution in 14 characteristic zones of an airport terminal. After validation against airport operation data and results from passenger flow simulation software AnyLogic, the passenger flows calculated by the spatiotemporal model were inputted into the energy simulation software IES as well as the traditional calculation method to compare the energy consumptions. Results showed that the difference of the cooling and heating loads from the two models was 7%-148.9% in different zones. And the designed annual cooling and heating consumption of the terminal given by the proposed passenger distribution model was 11.3% lower. The proposed model could potentially optimize the HVAC system of future airport design.
Keyword :
AnyLogic simulation AnyLogic simulation Passenger flow Passenger flow Airport terminal Airport terminal Spatiotemporal passenger distribution model Spatiotemporal passenger distribution model Energy simulation Energy simulation
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GB/T 7714 | Gu, Xianliang , Xie, Jingchao , Huang, Chengyang et al. Prediction of the spatiotemporal passenger distribution of a large airport terminal and its impact on energy simulation [J]. | SUSTAINABLE CITIES AND SOCIETY , 2022 , 78 . |
MLA | Gu, Xianliang et al. "Prediction of the spatiotemporal passenger distribution of a large airport terminal and its impact on energy simulation" . | SUSTAINABLE CITIES AND SOCIETY 78 (2022) . |
APA | Gu, Xianliang , Xie, Jingchao , Huang, Chengyang , Ma, Kai , Liu, Jiaping . Prediction of the spatiotemporal passenger distribution of a large airport terminal and its impact on energy simulation . | SUSTAINABLE CITIES AND SOCIETY , 2022 , 78 . |
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Abstract :
Airport terminals provide a safe, convenient and comfortable environment for passengers. Over 50% of energy in terminals was consumed by the HVAC system. The number of passengers and their constant flow distribution in the airport is an important consideration from the operational perspective to influence the energy consumption. This paper proposed a spatiotemporal passenger distribution model. In this model, a terminal was divided into 13 different zones along the departure or arrival process, and the passenger variation for each day was described for each zone. Over a year, 12 monthly average passenger flow values were adopted instead of the peak hour passenger flow to represent the yearly passenger flow distribution. The model was validated by the operation data of the Nanning Airport and compared the data against the validated people movement model of passengers' flow profile in each zone and occupant densities. The model was then input into an energy simulation software to verify the impact of the passenger flow on energy consumption. Based on the spatiotemporal passenger distribution model, the annual cooling consumption could be reduced by 17.14% compared to results based on the traditional passenger flow calculation method which has a simple assumption of daily constant passenger flow.
Keyword :
operation data operation data energy simulation energy simulation anylogic simulation anylogic simulation airport terminal airport terminal spatiotemporal passenger distribution model spatiotemporal passenger distribution model
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GB/T 7714 | Gu, Xianliang , Xie, Jingchao , Huang, Chengyang et al. A spatiotemporal passenger distribution model for airport terminal energy simulation [J]. | INDOOR AND BUILT ENVIRONMENT , 2022 , 31 (7) : 1834-1857 . |
MLA | Gu, Xianliang et al. "A spatiotemporal passenger distribution model for airport terminal energy simulation" . | INDOOR AND BUILT ENVIRONMENT 31 . 7 (2022) : 1834-1857 . |
APA | Gu, Xianliang , Xie, Jingchao , Huang, Chengyang , Liu, Jiaping . A spatiotemporal passenger distribution model for airport terminal energy simulation . | INDOOR AND BUILT ENVIRONMENT , 2022 , 31 (7) , 1834-1857 . |
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Abstract :
Background: Coronavirus disease 2019 (COVID-19) is primarily a respiratory disease that has become a global pandemic. Close contact plays an important role in infection spread, while fomite may also be a possible transmission route. Research during the COVID-19 pandemic has identified long-range airborne transmission as one of the important transmission routes although lack solid evidence. Methods: We examined video data related to a restaurant associated COVID-19 outbreak in Guangzhou. We observed more than 40,000 surface touches and 13,00 0 episodes of close contacts in the restaurant during the entire lunch duration. These data allowed us to analyse infection risk via both the fomite and close contact routes. Results: There is no significant correlation between the infection risk via both fomite and close contact routes among those who were not family members of the index case. We can thus rule out virus transmission via fomite contact and interpersonal close contact routes in the Guangzhou restaurant outbreak. The absence of a fomite route agrees with the COVID-19 literature. Conclusions: These results provide indirect evidence for the long-range airborne route dominating SARSCoV-2 transmission in the restaurant. We note that the restaurant was poorly ventilated, allowing for increasing airborne SARS-CoV-2 concentration. (C) 2021 The British Infection Association. Published by Elsevier Ltd. All rights reserved.
Keyword :
Airborne Airborne Fomite Fomite Covid-19 Covid-19 Human behavior Human behavior Close contact Close contact
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GB/T 7714 | Zhang, Nan , Chen, Xuguang , Jia, Wei et al. Y Evidence for lack of transmission by close contact and surface touch in a restaurant outbreak of COVID-19 [J]. | JOURNAL OF INFECTION , 2021 , 83 (2) : 207-216 . |
MLA | Zhang, Nan et al. "Y Evidence for lack of transmission by close contact and surface touch in a restaurant outbreak of COVID-19" . | JOURNAL OF INFECTION 83 . 2 (2021) : 207-216 . |
APA | Zhang, Nan , Chen, Xuguang , Jia, Wei , Jin, Tianyi , Xiao, Shenglan , Chen, Wenzhao et al. Y Evidence for lack of transmission by close contact and surface touch in a restaurant outbreak of COVID-19 . | JOURNAL OF INFECTION , 2021 , 83 (2) , 207-216 . |
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Abstract :
This field study aimed to investigate naturally ventilated bedroom environment and its effects on subjective perception and sleep quality. Totally, 104 healthy subjects living in urban areas of Beijing participated in the study for one night during transition seasons. Bedroom environment parameters, including temperature, relative humidity, and CO2 concentration, were recorded before and during sleep. Objective sleep quality was measured by Fitbit Alta 2, a wrist-type actigraphy sensor. Subjective assessments were collected by paper-based questionnaires on sleep quality and environmental perceptions. The results showed that neutral temperature for waking state (before sleep) was estimated to be 23.8°C while for sleep state it was 26.5°C. Furthermore, pre-sleep thermal sensation vote was found to be positively correlated with deep sleep percentage. Indoor air quality was correlated with sleep quality as indicated by statistically significant correlations between odor intensity assessment, air quality acceptability, average nightly CO2 concentration, and measures of sleep quality. For naturally ventilated bedrooms during transition seasons with a mild outdoor climate, present findings suggest that a bedroom with slightly warm pre-sleep environment than neutral, and with high ventilation as indicated by low indoor CO2 concentration, could be beneficial for sleep quality of residents.
Keyword :
air quality air quality sleep quality sleep quality thermal comfort thermal comfort field investigation field investigation carbon dioxide carbon dioxide bedroom environment bedroom environment
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GB/T 7714 | Zhang Xiaojing , Luo Guanzhang , Xie Jingchao et al. Associations of bedroom air temperature and CO2 concentration with subjective perceptions and sleep quality during transition seasons. [J]. | Indoor air , 2021 . |
MLA | Zhang Xiaojing et al. "Associations of bedroom air temperature and CO2 concentration with subjective perceptions and sleep quality during transition seasons." . | Indoor air (2021) . |
APA | Zhang Xiaojing , Luo Guanzhang , Xie Jingchao , Liu Jiaping . Associations of bedroom air temperature and CO2 concentration with subjective perceptions and sleep quality during transition seasons. . | Indoor air , 2021 . |
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Abstract :
随着LED照明及其调光调色功能的普及,提高办公人员对室内不同光环境空间的主观体验已成为可能。本文对北京、上海现有办公建筑的办公室、会议室、走廊等光环境空间进行实测,结合对室内人员的主观调研,提出一种面向办公建筑LED照明环境质量提升的客观指标识别方法。在满足现有标准的样本中,以办公室为例,通过主客观数据分析发现,工作面照度和空间亮度更受办公人员关注,空间亮度系数、垂直照度和生理等效照度已成为现有标准外的重要评价指标,体现其等级提升的阈值应分别定为10 lx、150 lx和300 lx。办公建筑中不同光环境场景存在需求差异,均可通过此方法识别归因客观指标及其阈值。研究同时发现,针对主观感受,指标...
Keyword :
办公建筑 办公建筑 光环境提升 光环境提升 LED LED 室内光环境 室内光环境 生理等效照度 生理等效照度
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GB/T 7714 | 梁青璇 , 陈雅倩 , 罗涛 et al. 办公建筑LED照明空间的光环境提升需求研究 [J]. | 建筑科学 , 2021 , 37 (04) : 19-25,32 . |
MLA | 梁青璇 et al. "办公建筑LED照明空间的光环境提升需求研究" . | 建筑科学 37 . 04 (2021) : 19-25,32 . |
APA | 梁青璇 , 陈雅倩 , 罗涛 , 夏麟 , 叶谋杰 , 薛鹏 et al. 办公建筑LED照明空间的光环境提升需求研究 . | 建筑科学 , 2021 , 37 (04) , 19-25,32 . |
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