Resource Type

Journal Article 1491

Conference Videos 35

Year

2024 1

2023 126

2022 166

2021 131

2020 98

2019 85

2018 65

2017 73

2016 63

2015 79

2014 68

2013 57

2012 74

2011 54

2010 58

2009 49

2008 48

2007 54

2006 28

2005 24

open ︾

Keywords

neural network 32

artificial neural network 21

water resources 13

optimization 12

Neural network 11

drinking water 11

water mist 11

water quality 10

genetic algorithm 9

water treatment 9

network 8

compressive strength 7

convolutional neural network 7

management 7

numerical simulation 7

sustainable development 7

water 7

water resource 7

Microplastics 6

open ︾

Search scope:

排序： Display mode:

Estimation of distribution algorithm enhanced particle swarm optimization for water distribution network

Xuewei QI,Ke LI,Walter D. POTTER

Frontiers of Environmental Science & Engineering 2016, Volume 10, Issue 2,   Pages 341-351 doi: 10.1007/s11783-015-0776-z

Abstract: The optimization of a water distribution network (WDN) is a highly nonlinear, multi-modal, and constrainedAn improved estimation of distribution algorithm (EDA) using historic best positions to construct a sampleTwo water distribution network benchmark examples from the literature are adopted to evaluate the performancethe proposed algorithms achieved the literature record minimum (6.081 M$) for the small size Hanoi networkFor the large size Balerma network, the parallel hybrid achieved a slightly lower minimum (1.921M?)

Keywords： particle swarm optimization (PSO)     diversity control     estimation of distribution algorithm (EDA)     waterdistribution network (WDN)     premature convergence     hybrid strategy    

HTML PDF Collect

Hazard and vulnerability evaluation of water distribution system in cases of contamination intrusion

Kunlun XIN, Tao TAO, Yong WANG, Suiqing LIU

Frontiers of Environmental Science & Engineering 2012, Volume 6, Issue 6,   Pages 839-848 doi: 10.1007/s11783-012-0409-8

Abstract: In this paper, it proposed an index system for hazard and vulnerability evaluations of water distributionproposed herein, both the hazard index and vulnerability index were calculated for each node in the pipe networkThe presented method was therefore applied to the water network of the city of Zhenjiang, which containstwo water plants, two booster pump stations with storage tanks.distribution network.

Keywords： water distribution network     hazard     vulnerability     contaminant accident    

HTML PDF Collect

Optimal locations of monitoring stations in water distribution systems under multiple demand patterns

Shuming LIU, Wenjun LIU, Jinduan CHEN, Qi WANG

Frontiers of Environmental Science & Engineering 2012, Volume 6, Issue 2,   Pages 204-212 doi: 10.1007/s11783-011-0364-9

Abstract: calculated by accumulating their demand coverage under each demand pattern, and the impact of temporal distributionthe set of optimal locations of monitoring stations obtained using the DCI method can represent the waterquality of water distribution systems under multiple demand patterns better than the one obtained using

Keywords： demand coverage     monitoring     optimization     water distribution network     water quality    

HTML PDF Collect

Study on Distribution Method of Auto-control Valves in Water Supply Network

Zhang Hongwei,Guo Yiping,Niu Zhiguang,Zhang Li

Strategic Study of CAE 2005, Volume 7, Issue 7,   Pages 71-75

Abstract:

This paper presented a new approach to realize the optimal distribution of auto-control valves inwater supply network by hydraulic calculation.Last, this approach was tried on an example water supply network, and a general principle for the optimaldistribution of auto-control valve was obtained.it could be found that this approach was practical, easy to operate and suitable for application to water

Keywords： auto-control valve     water supply network     distribution     influencing degree on network    

HTML PDF Collect

The Study on Steady Flow and Transient Flow Mathematical Models for City’s Water Distribution PipelineNetwork

Wang Shoudong,Shen Yongming,Jiang Hengzhi

Strategic Study of CAE 2007, Volume 9, Issue 12,   Pages 26-30

Abstract:

Firstly,  based on node equation method,  a water distributionpipeline network steady flow mathematical model is established and is solved by using the Newton iterationmathematic model for transient flow set up by characteristic method can be used to forecast the harmful waterdistribution pipeline network and provide the theoretic basis for designer to adopt measures preventingfrom water hammer.

Keywords： water distribution pipeline network     steady flow     transient flow     water hammer     Newton’s iteration method    

HTML PDF Collect

Distributed energy management for networked microgrids in a three-phase unbalanced distribution network

Frontiers in Energy 2023, Volume 17, Issue 3,   Pages 446-446 doi: 10.1007/s11708-022-0851-7

Abstract: network or employs a simplified phase balanced distribution network; thus, these evaluations are notFurther, the underlying mutual coupling between the different phases of distribution feeders resultsnetwork.Considering a three-phase unbalanced distribution network, the price signals were determined per phasedistributed energy management coordinates microgrids, utility-owned DERs, responsive loads with guaranteed network

Keywords： distributed optimization     energy management     networked microgrids     three-phase distribution network    

HTML PDF Collect

Data-driven distribution network topology identification considering correlated generation power of distributed

Frontiers in Energy 2022, Volume 16, Issue 1,   Pages 121-129 doi: 10.1007/s11708-021-0780-x

Abstract: This paper proposes a data-driven topology identification method for distribution systems with distributedFirst, a neural network is trained to depict the relationship between nodal power injections and voltagea maximal information coefficient-based maximum spanning tree algorithm is developed to obtain the networkThe proposed method is tested on different distribution networks and the simulation results are compared

Keywords： power distribution network     data-driven     topology identification     distributed energy resource     maximal    

HTML PDF Collect

Copper and zinc interaction on water clearance and tissue metal distribution in the freshwater mussel

Tianxiang XIA, Xuehua LIU

Frontiers of Environmental Science & Engineering 2011, Volume 5, Issue 2,   Pages 236-242 doi: 10.1007/s11783-010-0218-8

Abstract: Copper and zinc interaction on clearance from water and distribution in different tissues was investigatedClearance rate of Cu or Zn from water was highly dependent on exposure concentration.

Keywords： interaction     mussel     copper     zinc     clearance     distribution    

HTML PDF Collect

Molecular analysis of bacterial community in the tap water with different water ages of a drinking waterdistribution system

Feng Wang, Weiying Li, Yue Li, Junpeng Zhang, Jiping Chen, Wei Zhang, Xuan Wu

Frontiers of Environmental Science & Engineering 2018, Volume 12, Issue 3, doi: 10.1007/s11783-018-1020-4

Abstract: Bacterial community in the drinking water distribution system (DWDS) was regulated by multiple environmentalfactors, many of which varied as a function of water age.In this study, four water samples with different water ages, including finished water (FW, 0 d) and tapwater (TW) [TW1 (1 d), TW2(2 d) and TW3(3 d)], were collected along with the mains of a practical DWDSResults indicated that the residual chlorine declined with the increase of water age, accompanied by

Keywords： Bacterial community     Water age     High-throughput sequencing technique     Drinking water distribution system    

HTML PDF Collect

Application of Ice Pigging in a Drinking Water Distribution System: Impacts on Pipes and Bulk Water Quality

Yujing Huang,Zhiwei Chen,Guilin He,Yu Shao,Shuang Song,Feilong Dong,Tuqiao Zhang,

Engineering doi: 10.1016/j.eng.2023.09.016

Abstract: Ice pigging is an emerging technique for pipe cleaning in drinking water distribution systems.However, substantial confusion and controversy exist on the potential impacts of ice pigging on bulk waterthe microstructural features and composition of sediments and microbial community structures in bulk waterwith different materials in complex networks could mitigate the risk of losing ice pigs and degrading waterThe bacterial richness and diversity of bulk water decreased significantly after ice pigging.

Keywords： Ice pigging     Pipe cleaning     Drinking water distribution system     Bacterial community     Sediments    

HTML PDF Collect

A red water occurrence in drinking water distribution systems caused by changes in water source in Beijing

ZHANG Xiaojian,MI Zilong,WANG Yang,LIU Shuming,NIU Zhangbin,LU Pinpin,WANG Jun,GU Junnong,CHEN Chao

Frontiers of Environmental Science & Engineering 2014, Volume 8, Issue 3,   Pages 417-426 doi: 10.1007/s11783-013-0558-4

Abstract: A red water phenomenon occurred in several communities few days after the change of water source in BeijingThe results indicated that a significant increase in sulphate concentration as a result of the new watersource was the cause of the red water phenomenon.The mechanism of iron release was found that the high-concentration sulphate in the new water source-fold higher than that occurring within the local source water.

Keywords： iron release     drinking water distribution system     sulphate     phosphate     red water control     water quality stability    

HTML PDF Collect

Planning and analysis of the demonstration project of the MVDC distribution network in Zhuhai

Lu QU, Zhanqing YU, Qiang SONG, Zhichang YUAN, Biao ZHAO, Dawei YAO, Jianfu CHEN, Yao LIU, Rong ZENG

Frontiers in Energy 2019, Volume 13, Issue 1,   Pages 120-130 doi: 10.1007/s11708-018-0599-2

Abstract: The DC distribution system is an important development direction of the distribution system, which canproject of the medium voltage DC distribution network will be built in Zhuhai, Guangdong Province toFirst, this paper analyzes the demand of the DC distribution network project, and puts forward the constructionnetwork, and proposes the overall project construction plan.The design and analysis of the engineering program is a combination of China’s distribution network engineering

Keywords： MVDC distribution network     DC solid state transformer     DC circuit breaker     modular multilevel converter    

HTML PDF Collect

A novel power system reconfiguration for a distribution system with minimum load balancing index using

K. Sathish KUMAR, T. JAYABARATHI

Frontiers in Energy 2012, Volume 6, Issue 3,   Pages 260-265 doi: 10.1007/s11708-012-0196-8

Abstract: In this paper, the objective of minimum load balancing index (LBI) for the 16-bus distribution systemWith the proposed reconfiguration method, the radial structure of the distribution system is retainedTest results are presented for the 16-bus sample network, the proposed reconfiguration method has effectively

Keywords： bacterial foraging optimization algorithm (BFOA)     distribution system     network reconfiguration     load balancingindex (LBI)     radial network    

HTML PDF Collect

Potential shift of bacterial community structure and corrosion-related bacteria in drinking water distributionpipeline driven by water source switching

Yue Hu, Ding Dong, Kun Wan, Chao Chen, Xin Yu, Huirong Lin

Frontiers of Environmental Science & Engineering 2021, Volume 15, Issue 2, doi: 10.1007/s11783-020-1320-3

Abstract: As a result of pollution in the present water sources, cities have been forced to utilize cleaner waterThere are few reports regarding the potential shift of bacterial community structure driven by waterThree types of finished water were used for simulation, the polluted source water from the Qiantang andDongtiaoxi Rivers (China) was replaced by cleaner water from Qiandao Lake (China).It was observed that the level of culturable bacteria declined by 2–3 orders of magnitude after water

Keywords： Drinking water biosafety     Water source switching     Drinking water distribution system     Transition effects    

HTML PDF Collect

Modeling effects of a tidal barrage on water quality indicator distribution in the Severn Estuary

Guanghai GAO, Roger A. FALCONER, Binliang LIN

Frontiers of Environmental Science & Engineering 2013, Volume 7, Issue 2,   Pages 211-218 doi: 10.1007/s11783-012-0464-1

Abstract: impacts of proposed Severn Barrage on the hydrodynamic, sediment transport and faecal indicator organism distribution

Keywords： water quality indicator     Severn Estuary     numerical model     tidal energy    

HTML PDF Collect

Title Author Date Type Operation

Estimation of distribution algorithm enhanced particle swarm optimization for water distribution network

Xuewei QI,Ke LI,Walter D. POTTER

Journal Article

Hazard and vulnerability evaluation of water distribution system in cases of contamination intrusion

Kunlun XIN, Tao TAO, Yong WANG, Suiqing LIU

Journal Article

Optimal locations of monitoring stations in water distribution systems under multiple demand patterns

Shuming LIU, Wenjun LIU, Jinduan CHEN, Qi WANG

Journal Article

Study on Distribution Method of Auto-control Valves in Water Supply Network

Zhang Hongwei,Guo Yiping,Niu Zhiguang,Zhang Li

Journal Article

The Study on Steady Flow and Transient Flow Mathematical Models for City’s Water Distribution PipelineNetwork

Wang Shoudong,Shen Yongming,Jiang Hengzhi

Journal Article

Distributed energy management for networked microgrids in a three-phase unbalanced distribution network

Journal Article

Data-driven distribution network topology identification considering correlated generation power of distributed

Journal Article

Copper and zinc interaction on water clearance and tissue metal distribution in the freshwater mussel

Tianxiang XIA, Xuehua LIU

Journal Article

Molecular analysis of bacterial community in the tap water with different water ages of a drinking waterdistribution system

Feng Wang, Weiying Li, Yue Li, Junpeng Zhang, Jiping Chen, Wei Zhang, Xuan Wu

Journal Article

Application of Ice Pigging in a Drinking Water Distribution System: Impacts on Pipes and Bulk Water Quality

Yujing Huang,Zhiwei Chen,Guilin He,Yu Shao,Shuang Song,Feilong Dong,Tuqiao Zhang,

Journal Article

A red water occurrence in drinking water distribution systems caused by changes in water source in Beijing

ZHANG Xiaojian,MI Zilong,WANG Yang,LIU Shuming,NIU Zhangbin,LU Pinpin,WANG Jun,GU Junnong,CHEN Chao

Journal Article

Planning and analysis of the demonstration project of the MVDC distribution network in Zhuhai

Lu QU, Zhanqing YU, Qiang SONG, Zhichang YUAN, Biao ZHAO, Dawei YAO, Jianfu CHEN, Yao LIU, Rong ZENG

Journal Article

A novel power system reconfiguration for a distribution system with minimum load balancing index using

K. Sathish KUMAR, T. JAYABARATHI

Journal Article

Potential shift of bacterial community structure and corrosion-related bacteria in drinking water distributionpipeline driven by water source switching

Yue Hu, Ding Dong, Kun Wan, Chao Chen, Xin Yu, Huirong Lin

Journal Article

Modeling effects of a tidal barrage on water quality indicator distribution in the Severn Estuary

Guanghai GAO, Roger A. FALCONER, Binliang LIN

Journal Article