AIRTIGHTNESS

作品数:8被引量:6H指数:1
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Measurement and analysis of airtightness safeguard measures for typical ultra-low energy buildings被引量:1
《Energy and Built Environment》2024年第3期348-363,共16页Yongming Ji Lin Duanmu Songtao Hu 
the Natural Science Foundation of Shandong Province Youth Project(Grant no.ZR2020QE224).
Zero-energy buildings constitute an effective means of reducing urban carbon emissions.High airtightness,a typical characteristic of zero-energy building,is closely related to the building’s air infiltration and has ...
关键词:Carbon neutrality AIRTIGHTNESS Safeguard measures Ultra-low energy buildings 
A novel nano-grade organosilicon polymer:Improving airtightness of compressed air energy storage in hard rock formations被引量:1
《International Journal of Mining Science and Technology》2024年第3期305-321,共17页Zhuyan Zheng Guibin Wang Chunhe Yang Hongling Ma Liming Yin Youqiang Liao Kai Zhao Zhen Zeng Hang Li Yue Han 
supported by the National Natural Science Foundation of China(No.42272321);Hubei Provincial Key Research Projects(Nos.2022BAA093 and 2022BAD163);Major Scientific and Technological Special Project of Jiangxi Province(No.2023ACG01004);WSGRI Engineering&Surveying Incorporation Limited(No.6120230256)。
Enhancing cavern sealing is crucial for improving the efficiency of compressed air energy storage(CAES)in hard rock formations.This study introduced a novel approach using a nano-grade organosilicon polymer(NOSP)as a ...
关键词:Compressed air energy storage LINING Permeability Transient pulse method Hard rock cavern Nano-grade organosilicon polymer coating 
Prediction model of air infiltration in single-zone buildings with high airtightness
《Energy and Built Environment》2023年第6期653-668,共16页Yongming Ji Lin Duanmu Songtao Hu 
The authors are grateful to the Shandong Provincial Natural Science Foundation(ZR2020QE224);National Natural Science Foundation of China(NO:52108079);Open Fund of innovation institute for Sustain-able Maritime Architecture Research and Technology(iSMART)(Grant no.2020-011);the National Key R&D Program of China Technical System and Key Technology Development of Nearly Zero Energy Build-ing(Grant no.2017YFC0702601).
Air infiltration through building envelopes has a considerable impact on the comprehensive performance of build-ings,especially in terms of their energy demand and indoor air quality.Therefore,it is important to accur...
关键词:Prediction model Air infiltration AIRTIGHTNESS Natural ventilation Modeling 
Study on the conversion coefficient between ACH_(50)and ACH in typical zones of public buildings
《Energy and Built Environment》2023年第4期408-417,共10页Yongming Ji Lin Duanmu Songtao Hu 
The authors are indebted to the Natural Science Foundation of Shan-dong Province Youth Project(Grant no.ZR2020QE224).
The air infiltration of buildings is closely related to its indoor and outdoor environment and energy consumption.However,measuring air infiltration of a building under natural conditions is time-consuming,easily affe...
关键词:Conversion coefficient AIRTIGHTNESS Air infiltration Energy Indoor air quality 
Impact of weather conditions and building design on contaminant infiltration from crawl spaces in Swedish schools-Numerical modeling using Monte Carlo method被引量:2
《Building Simulation》2022年第5期845-858,共14页Fredrik Domhagen Paula Wahlgren Carl-Eric Hagentoft 
The project has been funded by FORMAS,the Swedish Research Council for Environment,Agricultural Sciences and Spatial Planning and supported by Gothenburg Premises Administration.
Some Swedish school buildings built in the 1960s and 1970s experience indoor air quality problems,where the contaminants are suspected to come from the crawl space underneath the building.The poor indoor air quality c...
关键词:AIRTIGHTNESS air permeability Monte Carlo method infiltration model crawl space indoor air quality 
The influence of airtightness on contaminant spread in MURBs in cold climates被引量:1
《Building Simulation》2022年第2期249-264,共16页Philip Mckeen Zaiyi Liao 
supported by the Natural Sciences and Engineering Research Council of Canada[NSERC DG 2016-04176].
Tall buildings in cold climates have unique challenges in maintaining indoor air quality due to stack effect.During the heating season,interior air buoyancy creates large pressure differentials in vertical shafts that...
关键词:MURBs ventilation contamination spread stack effect 
Performance Assessment of the Overall Building Envelope Thermal Performance-Building Envelope Performance(BEP)Metric
《Journal of Civil Engineering and Architecture》2021年第6期300-317,共18页Simon Pallin Carl-Eric Hagentoft Antonio J.Aldykiewicz,Jr. Jason W.DeGraw Mahabir Bhandari 
This manuscript has been authored by UT-Battelle LLC under contract DE-AC05-00OR22725 with the US DOE(Department of Energy).
Today,to describe the thermal performance of the building envelope and its components we use a variation of metrics;such as,R-value,ACH(air exchange rate per hour),SHGC(solar heat gain coefficient)of windows,U-factor ...
关键词:Building enclosure energy R-VALUE EUI(energy use intensity) AIRTIGHTNESS building envelope campaign. 
Research and development of airtight biosafety containment facility for stainless steel structures被引量:1
《Journal of Biosafety and Biosecurity》2019年第1期56-62,共7页Zongxing Zhang Jinhui Wu Enlei Zhang Siqing Zhao Dong Wang Ying Yi Jiancheng Qi 
This study was supported by the National Key Research And Development Program,China(2016YFC1201403).
Objective:Airtightness of containment structures of a high-level biosafety laboratory is a critical parameter for preventing leakage of harmful bioaerosols.The aim of this study is to investigate the sealing technolog...
关键词:Biosafety level-4 laboratory AIRTIGHTNESS Containment structure Sealing process 
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