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L773:1996 3599 OR L773:1996 8744
 

Sökning: L773:1996 3599 OR L773:1996 8744 > High-performance fo...

LIBRIS Formathandbok  (Information om MARC21)
FältnamnIndikatorerMetadata
00003966naa a2200421 4500
001oai:DiVA.org:mdh-65675
003SwePub
008240124s2024 | |||||||||||000 ||eng|
024a https://urn.kb.se/resolve?urn=urn:nbn:se:mdh:diva-656752 URI
024a https://doi.org/10.1007/s12273-023-1091-42 DOI
040 a (SwePub)mdh
041 a engb eng
042 9 SwePub
072 7a ref2 swepub-contenttype
072 7a art2 swepub-publicationtype
100a Lu, Liuu Xi An Jiao Tong Univ, Sch Human Settlements & Civil Engn, Xian, Peoples R China.4 aut
2451 0a High-performance formaldehyde prediction for indoor air quality assessment using time series deep learning
264 c 2024
264 1b TSINGHUA UNIV PRESS,c 2024
338 a print2 rdacarrier
520 a Indoor air pollution resulting from volatile organic compounds (VOCs), especially formaldehyde, is a significant health concern needed to predict indoor formaldehyde concentration (Cf) in green intelligent building design. This study develops a thermal and wet coupling calculation model of porous fabric to account for the migration of formaldehyde molecules in indoor air and cotton, silk, and polyester fabric with heat flux in Harbin, Beijing, Xi'an, Shanghai, Guangzhou, and Kunming, China. The time-by-time indoor dry-bulb temperature (T), relative humidity (RH), and Cf, obtained from verified simulations, were collated and used as input data for the long short-term memory (LSTM) of the deep learning model that predicts indoor multivariate time series Cf from the secondary source effects of indoor fabrics (adsorption and release of formaldehyde). The trained LSTM model can be used to predict multivariate time series Cf at other emission times and locations. The LSTM-based model also predicted Cf with mean absolute percentage error (MAPE), symmetric mean absolute percentage error (SMAPE), mean absolute error (MAE), mean square error (MSE), and root mean square error (RMSE) that fell within 10%, 10%, 0.5, 0.5, and 0.8, respectively. In addition, the characteristics of the input dataset, model parameters, the prediction accuracy of different indoor fabrics, and the uncertainty of the data set are analyzed. The results show that the prediction accuracy of single data set input is higher than that of temperature and humidity input, and the prediction accuracy of LSTM is better than recurrent neural network (RNN). The method's feasibility was established, and the study provides theoretical support for guiding indoor air pollution control measures and ensuring human health and safety.
650 7a NATURVETENSKAPx Annan naturvetenskap0 (SwePub)1072 hsv//swe
650 7a NATURAL SCIENCESx Other Natural Sciences0 (SwePub)1072 hsv//eng
653 a multivariate time series
653 a formaldehyde concentration
653 a deep learning
653 a heat-humidity coupling
653 a mass transfer
653 a secondary source effect
700a Huang, Xinyuu Xi An Jiao Tong Univ, Sch Human Settlements & Civil Engn, Xian, Peoples R China.4 aut
700a Zhou, Xiaojunu Xi An Jiao Tong Univ, Sch Human Settlements & Civil Engn, Xian, Peoples R China.4 aut
700a Guo, Junfeiu Xi An Jiao Tong Univ, Sch Human Settlements & Civil Engn, Xian, Peoples R China.4 aut
700a Yang, Xiaohuu Xi An Jiao Tong Univ, Sch Human Settlements & Civil Engn, Xian, Peoples R China.4 aut
700a Yan, Jinyue,d 1959-u Mälardalens universitet,Framtidens energi,Hong Kong Polytech Univ, Dept Bldg Environm & Energy Engn, Kowloon, Hong Kong, Peoples R China.4 aut0 (Swepub:mdh)jyn01
710a Xi An Jiao Tong Univ, Sch Human Settlements & Civil Engn, Xian, Peoples R China.b Framtidens energi4 org
773t Building Simulationd : TSINGHUA UNIV PRESSx 1996-3599x 1996-8744
8564 8u https://urn.kb.se/resolve?urn=urn:nbn:se:mdh:diva-65675
8564 8u https://doi.org/10.1007/s12273-023-1091-4

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