Resource Type

Journal Article 373

Year

2024 1

2023 28

2022 34

2021 23

2020 22

2019 22

2018 24

2017 24

2016 14

2015 16

2014 16

2013 9

2012 22

2011 8

2010 14

2009 9

2008 18

2007 21

2006 8

2005 10

open ︾

Keywords

energy efficiency 18

efficiency 16

extraction 14

removal efficiency 9

feature extraction 6

Removal efficiency 4

solvent extraction 4

Feature extraction 3

eco-efficiency 3

food security 3

utilization 3

water mist 3

water use efficiency 3

Circularly polarized 2

Energy efficiency 2

Hypervelocity impact 2

Particle Swarm Optimization (PSO) 2

Sequential extraction 2

adsorption 2

open ︾

Search scope:

排序： Display mode:

Effect of Position of Air Supply Opening on the Efficiency of Smoke Extraction in an Underground Long

Hu Longhua,Huo Ran,Li Yuanzhou,Yi Liang,Wang Haobo

Strategic Study of CAE 2005, Volume 7, Issue 5,   Pages 90-92

Abstract:

A set of full scale contrast tests, with different relative positions of air supply opening and smokeconducted in an 88 m long underground corridor to study the effect of position of air supply opening on the efficiencyof smoke extraction in a long channel.Results showed that the rule for designing the relative positions of air supply openings and smoke exhaustopenings or operating them in a long channel should be “Smoke exhaust near the fire with air supply

Keywords： air supply position     smoke extraction efficiency     underground long channel     full scale test     fire    

HTML PDF Collect

Algorithm Design for Improving Feature Extraction Efficiency Based on KPCA

Xu Yong,Yangjingyu,Lu Jianfeng

Strategic Study of CAE 2005, Volume 7, Issue 10,   Pages 38-42

Abstract: However, feature extraction for one sample requires that kernel functions between training samples andSo, the size of training sample set affects the efficiency of feature extraction.Experimental results show that IKPCA is very close to KPCA in performance, while with higher efficiency

Keywords： KPCA(Kernel PCA)     IKPCA(Improved KPCA)     feature extraction     feature space    

HTML PDF Collect

Entity and relation extraction with rule-guided dictionary as domain knowledge

Frontiers of Engineering Management   Pages 610-622 doi: 10.1007/s42524-022-0226-0

Abstract: Entity and relation extraction is an indispensable part of domain knowledge graph construction, whichThe existing entity and relation extraction methods that depend on pretrained models have shown promisingEntity extraction models treat characters as basic semantic units while ignoring known character dependencyRelation extraction is based on the hypothesis that the relations hidden in sentences are unified, therebyIn addition, the extraction accuracy of entity relation triplet reaches 83% and 76% on laser industry

Keywords： entity extraction     relation extraction     prior knowledge     domain rule    

HTML PDF Collect

Study on Fire Smoke Properties of Subway Station Passageway by Simulation Experiments

Zhu Wei,Lu Ping,Liao Guangxuan,Li Peide,Hong Yixiu

Strategic Study of CAE 2005, Volume 7, Issue 2,   Pages 91-96

Abstract: Temperature relative value is provided to analyze the law of smoke temperature along the station passagewayBased on images collected, the conditions needful for coming into being smoke layer and the applicabilityof zone model are discussed in the investigation of smoke properties in subway fire.Otherwise, it is also indicated from the results of smoke component measurements that CO concentration

Keywords： subway fire     scale model     smoke temperature     smoke configuration     CO concentration    

HTML PDF Collect

Study on Particle Size and Its Distribution Function of Standard Fire Smoke

Shu Xueming,Zheng Kui,Yuan Hongyong,Yao Bin

Strategic Study of CAE 2005, Volume 7, Issue 8,   Pages 51-55

Abstract:

Smoke is the important parameter of fire detection, and smoke particle size and its distribution mayaffect the sensitivity of smoke detectors directly.Particle Sizer (SMPS) were described and the particle size and its distribution of four standard fire smokeThe particle size distribution function of smoke were studied by mathematic fitting methods, and theThe results may be benefit for the foundational research on fire smoke detection.

Keywords： smoke     particle     size     distribution function    

HTML PDF Collect

National Fire Protection Association, Quincy, MA, 1995Study on smoke filling combined with sprinklercooling and natural smoke exhaust

Li Sicheng,Chen Ying,Hu Longhua,Huo Ran and Yang Dong

Strategic Study of CAE 2010, Volume 12, Issue 9,   Pages 90-95

Abstract:

A mathematical model was developed for predicting smoke filling combinedwith sprinkler cooling and natural smoke exhaust.Experiments were carried out to validate the model, with experimental results, smoke filling characteristicsResults showed that smoke filling velocity combined with sprinkler cooling and natural smoke exhausthas a very small difference; the final height of smoke reduces with sprinkler cooling; for the range

Keywords： fire protection engineering     sprinkler spray     sprinkler cooling     natural smoke exhaust     smoke filling    

HTML PDF Collect

Experimental study on the control of black smoke pollution from the ceramic kilns based on the mechanism

CUI Xiao, LI Caiting, WANG Fei, LI Shanhong, XIAO Chenchang, PENG Yu, ZHAI Yunbo

Frontiers of Environmental Science & Engineering 2008, Volume 2, Issue 1,   Pages 109-115 doi: 10.1007/s11783-008-0021-0

Abstract: Aiming at the characteristics of carbon black, a new method of controlling the black smoke from the industrial
HTML PDF Collect

An extraction- assay system: Evaluation on flavonols in plant resistance to Pb and Cd by supercriticalextraction- gas chromatography

Xu Zhang, Huanhuan Yang, Xinlei Wang, Wen Song, Zhaojie Cui

Frontiers of Environmental Science & Engineering 2018, Volume 12, Issue 4, doi: 10.1007/s11783-018-1059-2

Abstract:

SFE-GC system is established for flavonols assessment.

Optimal parameters of SFE-GC are evaluated and determined.

Quercetin and kaempferol are detected in plant under heavy metal stress.

Gene expression analysis shows consistent regularity with content of flavonols.

ROS level is applied for elaborating the plant resistance status.

Keywords： Flavonols     Heavy metal     Supercritical carbon dioxide extraction (SFE)     GC     Plant resistance    

HTML PDF Collect

Feature extraction from slice data for reverse engineering

ZHANG Yingjie, LU Shangning

Frontiers of Mechanical Engineering 2007, Volume 2, Issue 1,   Pages 25-31 doi: 10.1007/s11465-007-0004-z

Abstract: A new approach to feature extraction for slice data points is presented.

Keywords： feasibility     corresponding     B-spline     pre-determined tolerance     extraction    

HTML PDF Collect

A microextraction approach for rapid extraction and separation of Mn(II) and Co(II) using saponified

Frontiers of Chemical Science and Engineering 2022, Volume 16, Issue 6,   Pages 963-972 doi: 10.1007/s11705-021-2081-7

Abstract: In this paper, we proposed a microextraction approach for the extraction and separation of Mn(II) andThe results showcased that the microextractor can reach the extraction equilibrium within 20 s, therebygreatly reducing necessary extraction time comparing to that of conventional processes.microextraction approach greatly enhances the mass transfer while enabling a continuous and controllable extraction

Keywords： extraction equilibrium     mass transfer coefficient     microextraction     multicomponent extraction     di-(2-    

HTML PDF Collect

Study of Fire Smoke Flow Characteristics of Horizontal Tunnel Using Longitudinal Ventilation

Lu Ping,Cong Beihua,Liao Guangxuan,Fan Weicheng,Li Peide

Strategic Study of CAE 2004, Volume 6, Issue 10,   Pages 59-64

Abstract:

The management of subway tunnel fire smoke is an important component in city public safety.In this paper, on the basis of theoretical analysis of the main factors affecting fire smoke flow inestablished to express the relationships between the critical environments, critical velocities, air speeds, smokeThe results can provide instructions for tunnel smoke managements and emergency handling.

Keywords： subway tunnel     fire smoke     buoyant effect     thermal resistance effect     critical velocity    

HTML PDF Collect

Performance evaluation of an improved biomass-fired cogeneration system simultaneously using extraction

Frontiers in Energy 2022, Volume 16, Issue 2,   Pages 321-335 doi: 10.1007/s11708-021-0741-4

Abstract: In place of the traditional single heat source (extraction steam), the extraction steam from the turbineHence, a remarkable energy-saving effect could be achieved, improving the overall efficiency of the cogenerationConsequently, the total system efficiency and effective electrical efficiency augmented by 1.23 and 1.50

Keywords： biomass-fired cogeneration     district heat production system     absorption heat pump     extraction steam    

HTML PDF Collect

The Influence of Flow Velocity on Response Sensitivity of Smoke Detectors

Xie Qiyuan,Su Guofeng,Yuan Hongyong,Zhang Yongming

Strategic Study of CAE 2005, Volume 7, Issue 11,   Pages 76-80

Abstract:

The objective of the work was to evaluate the performance of photoelectric and ionic smoke detectorsThe experiment results indicate that the sensitivity of the two kinds of smoke detectors decreases sharplyHowever, for the smoldering cottons at the entrance of FE/DE, the sensitivity of the ionic smoke detectorAccordingly, the ionization smoke detector is more suitable for those locations with high flow velocity

Keywords： flow velocity     smoke detectors     smoke particle     size distribution of particles    

HTML PDF Collect

Study of an artificial boundary condition based on the damping-solvent extraction method

Qiang XU, Jianyun CHEN, Jing LI, Mingming WANG

Frontiers of Structural and Civil Engineering 2012, Volume 6, Issue 3,   Pages 281-287 doi: 10.1007/s11709-012-0167-5

Abstract: The boundary condition was based on the damping-solvent extraction method.The principle of the damping-solvent extraction method was described.Compared with the damping-solvent extraction method, this boundary condition is easier to be applied

Keywords： damping-solvent extraction method     structure-unlimited-foundation system     spring-damper system     artificial    

HTML PDF Collect

Solution of Integral Equations and Experimental Analysis of Fire Smoke Plumes in Stably Linearly Thermally

Fang Jun,Shu Xueming,Yuan Hongyong,Zheng Xin

Strategic Study of CAE 2004, Volume 6, Issue 1,   Pages 37-43

Abstract: Measurements on the different fire smoke plumes in the medium-scale and big-scale experimental roomsavailable literatures, thus this work validates the integral model and provides a good foundation for the smoke

Keywords： stably linearly thermally stratified environment     fire smoke plume     solution of integral equations     experimental    

HTML PDF Collect

Title Author Date Type Operation

Effect of Position of Air Supply Opening on the Efficiency of Smoke Extraction in an Underground Long

Hu Longhua,Huo Ran,Li Yuanzhou,Yi Liang,Wang Haobo

Journal Article

Algorithm Design for Improving Feature Extraction Efficiency Based on KPCA

Xu Yong,Yangjingyu,Lu Jianfeng

Journal Article

Entity and relation extraction with rule-guided dictionary as domain knowledge

Journal Article

Study on Fire Smoke Properties of Subway Station Passageway by Simulation Experiments

Zhu Wei,Lu Ping,Liao Guangxuan,Li Peide,Hong Yixiu

Journal Article

Study on Particle Size and Its Distribution Function of Standard Fire Smoke

Shu Xueming,Zheng Kui,Yuan Hongyong,Yao Bin

Journal Article

National Fire Protection Association, Quincy, MA, 1995Study on smoke filling combined with sprinklercooling and natural smoke exhaust

Li Sicheng,Chen Ying,Hu Longhua,Huo Ran and Yang Dong

Journal Article

Experimental study on the control of black smoke pollution from the ceramic kilns based on the mechanism

CUI Xiao, LI Caiting, WANG Fei, LI Shanhong, XIAO Chenchang, PENG Yu, ZHAI Yunbo

Journal Article

An extraction- assay system: Evaluation on flavonols in plant resistance to Pb and Cd by supercriticalextraction- gas chromatography

Xu Zhang, Huanhuan Yang, Xinlei Wang, Wen Song, Zhaojie Cui

Journal Article

Feature extraction from slice data for reverse engineering

ZHANG Yingjie, LU Shangning

Journal Article

A microextraction approach for rapid extraction and separation of Mn(II) and Co(II) using saponified

Journal Article

Study of Fire Smoke Flow Characteristics of Horizontal Tunnel Using Longitudinal Ventilation

Lu Ping,Cong Beihua,Liao Guangxuan,Fan Weicheng,Li Peide

Journal Article

Performance evaluation of an improved biomass-fired cogeneration system simultaneously using extraction

Journal Article

The Influence of Flow Velocity on Response Sensitivity of Smoke Detectors

Xie Qiyuan,Su Guofeng,Yuan Hongyong,Zhang Yongming

Journal Article

Study of an artificial boundary condition based on the damping-solvent extraction method

Qiang XU, Jianyun CHEN, Jing LI, Mingming WANG

Journal Article

Solution of Integral Equations and Experimental Analysis of Fire Smoke Plumes in Stably Linearly Thermally

Fang Jun,Shu Xueming,Yuan Hongyong,Zheng Xin

Journal Article