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Easily-manufactured paper-based materials with high porosity for adsorption/separation applications in complex wastewater

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 7,   Pages 830-839 doi: 10.1007/s11705-022-2267-7

Abstract: high-content carboxyl groups as well as the construction of hierarchical micro-nano structure, the underwater

Keywords： adsorption     oil–water separation     underwater superoleophobicity     wastewater treatment    

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Turbidity-adaptive underwater image enhancement method using image fusion

Frontiers of Mechanical Engineering 2022, Volume 17, Issue 3, doi: 10.1007/s11465-021-0669-8

Abstract: Clear, correct imaging is a prerequisite for underwater operations.Most of the existing underwater imaging methods focus on relatively clear underwater environment, itis uncertain that if those methods can work well in turbid and dynamic underwater environments.In this paper, we propose a turbidity-adaptive underwater image enhancement method.The proposed method is verified by an underwater image dataset captured in real underwater environment

Keywords： turbidity     underwater image enhancement     image fusion     underwater robots     visibility    

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Design and construction technology of underwater tunnel

Wang Mengshu

Strategic Study of CAE 2009, Volume 11, Issue 7,   Pages 4-10

Abstract: text-align: justify;">It is briefly introduced that when passing over or crossing rivers, lakes and seas, underwaterof design and construction, key construction technology and frequently-used construction method of underwater

Keywords： underwater tunnel     design     construction    

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Centrifuge experiment and numerical analysis of an air-backed plate subjected to underwater shock loading

Zhijie HUANG, Xiaodan REN, Zuyu CHEN, Daosheng LING

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 6,   Pages 1350-1362 doi: 10.1007/s11709-019-0559-x

Abstract: experiments and numerical studies are conducted to investigate the effect of shock loads due to an underwaterNumerical simulations with three different models of pressure time history generated by underwater explosionThe second model to predict the time history of shock wave pressure from an underwater explosion was

Keywords： underwater explosion     centrifuge experiment     shock load     dynamic response     accumulated shock impulse    

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Effects of thermocline on performance of underwater glider’s power system propelled by ocean thermal

Hai YANG, Jie MA,

Frontiers in Energy 2009, Volume 3, Issue 4,   Pages 472-479 doi: 10.1007/s11708-009-0052-7

Abstract: Based on the enthalpy method, a mathematical model of the underwater glider’s power system wasthe time efficiency of operation was introduced, so that the effects of different thermoclines on the underwater

Keywords： mathematical     underwater glider     system working     certain     corresponding threshold    

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Detecting large-scale underwater cracks based on remote operated vehicle and graph convolutional neural

Wenxuan CAO; Junjie LI

Frontiers of Structural and Civil Engineering 2022, Volume 16, Issue 11,   Pages 1378-1396 doi: 10.1007/s11709-022-0855-8

Abstract: It is of great significance to quickly detect underwater cracks as they can seriously threaten the safetyof underwater structures.In this paper, a large-scale underwater crack examination method is proposed based on image stitchingIn addition, a purpose of this paper is to design a new convolution method to segment underwater imagesThe result shows that the improved APAP algorithm and GCN can adapt to complex underwater environments

Keywords： underwater cracks     remote operated vehicle     image stitching     image segmentation     graph convolutional    

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Aslotted floor acquisitionmultiple access based MACprotocol for underwater acoustic networks withRTS

Liang-fang QIAN,Sen-lin ZHANG,Mei-qin LIU

Frontiers of Information Technology & Electronic Engineering 2015, Volume 16, Issue 3,   Pages 217-226 doi: 10.1631/FITEE.1400187

Abstract: bandwidth, and high bit error rate pose great challenges in media access control (MAC) protocol design for underwaterA MAC protocol called slotted floor acquisition multiple access (slotted-FAMA) suitable for underwaterTo overcome this drawback, this paper proposes a slotted-FAMA based MAC protocol for underwater acoustic

Keywords： Underwater acoustic networks     Medium access control (MAC)     Request-to-send (RTS) competition     Throughput    

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Development of Marine Equipment for Underwater Stereoscopic Observation

Ma Rui, Zhao Xiutao, Liu Cungen

Strategic Study of CAE 2020, Volume 22, Issue 6,   Pages 19-25 doi: 10.15302/J-SSCAE-2020.06.003

Abstract:

Establishing an underwater stereoscopic observation network to obtainThis study first analyzes the need and necessity of developing the underwater stereoscopic observationdevelopment, and presents the key breakthrough points of marine sensors which serve as the key link for underwatertransformation of research results of key marine sensors, coordinate the management of the marine equipment for underwater

Keywords： ocean observation     sea floor observatory network     underwater vehicle     underwater sensor    

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Fabrication of a superhydrophilic/underwater superoleophobic stainless steel mesh for oil/water separation

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 1,   Pages 46-55 doi: 10.1007/s11705-022-2170-2

Abstract: increasing amount of oily wastewater produced each day, it is important to develop superhydrophilic/underwaterIn this paper, a superhydrophilic/underwater superoleophobic N-isopropylacrylamide-coated stainless

Keywords： oil/water separation     N-isopropylacrylamide     stainless steel mesh     ultrahigh flux    

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Key technologic problems on underwater shield tunnel

Sun Mou,Tan Zhongsheng

Strategic Study of CAE 2009, Volume 11, Issue 7,   Pages 18-23

Abstract:

Combined with some underwater shield tunnels such as Wuhan Changjiangpreventing tunnel floating, controlling shield direction, excavating long distance, abutting joint underwater

Keywords： underwater tunnel     shield     cover thickness     type selection     key construction technology    

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Underwater Attack–Defense Confrontation System and Its Future Development

Xie Wei, Yang Meng, Gong Junbin

Strategic Study of CAE 2019, Volume 21, Issue 6,   Pages 71-79 doi: 10.15302/J-SSCAE-2019.06.014

Abstract:

As an important development direction of naval warfare, the underwater attack–defense confrontationsystem integrates underwater warning, scout, detection, attack, defense and a series of other operationsCurrently, although underwater offensive and defensive weapons have developed rapidly, research on theThis paper first summarizes the status quo of underwater confrontation system construction in some militarypowers, and analyzes the functional composition and typical combat styles of the future underwater attack

Keywords： underwater attack and defense     confrontation system     coordinated combat     unmanned system    

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Hydrophilic/underwater superoleophobic graphene oxide membrane intercalated by TiO

Zhichao Wu, Chang Zhang, Kaiming Peng, Qiaoying Wang, Zhiwei Wang

Frontiers of Environmental Science & Engineering 2018, Volume 12, Issue 3, doi: 10.1007/s11783-018-1042-y

Abstract: In this study, the hydrophilic/underwater superoleophobic membrane with enhanced water permeability andGO/TiO membrane exhibits hydrophilic and underwater superoleophobic properties with water contact angle

Keywords： Hydrophilic     Superoleophobic     Graphene oxide     Membrane     Titanium dioxide nanotubes     Oil-water separation    

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Discussion on safety risk assessment of shield construction in underwater tunnel

Lu hao,Shi Yehui and Rong Xiaoli

Strategic Study of CAE 2013, Volume 15, Issue 10,   Pages 91-96

Abstract: tunnels pass through rivers or lakes, so slurry shield method with large diameter is often used in the underwaterThe underwater tunnel with large diameter has the characteristics of high risk, difficult to control,Risk assessment is more and more applied in underwater tunnel construction safe management.The characteristics of using slurry shield with large diameter in underwater tunnel were introduced inThis method has been used in an underwater tunnel in Nanjing subway engineering, the application results

Keywords： underwater tunnel     safety risk     dynamic assessment    

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Analytical solutions for water inflow into an underwater tunnel and its application

Huang Fuming,Tan Zhongsheng,Wang Mengshu,Wang Xiuying

Strategic Study of CAE 2009, Volume 11, Issue 7,   Pages 66-70

Abstract: the conformal mapping of the complex variable methods, analytical solutions for water inflow into an underwater

Keywords： underwater tunnel     water inflow     analytical solutions     conformal mapping    

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Thoughts on the Designs, Applications, Trends, and Challenges of Underwater Observation Information Systems

Shi Suixiang,Li Zhanbin,Hua Yanning,Cheng Yiyuan and Liu Feng

Strategic Study of CAE 2016, Volume 18, Issue 2,   Pages 61-65 doi: 10.15302/J-SSCAE-2016.02.007a

Abstract:

Promoting the creation of functional underwater observation information systems is an urgent priorityThis paper reviews the current state of affairs and the ongoing trends in the field of underwater observationThis study analyzes the problems faced by researchers and users in the development of underwater observationconcludes by proposing a strategic goal, identifying the key projects and making policy recommendations for underwater

Keywords： underwater observation     information system     key projects     policy recommendations    

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Title Author Date Type Operation

Easily-manufactured paper-based materials with high porosity for adsorption/separation applications in complex wastewater

Journal Article

Turbidity-adaptive underwater image enhancement method using image fusion

Journal Article

Design and construction technology of underwater tunnel

Wang Mengshu

Journal Article

Centrifuge experiment and numerical analysis of an air-backed plate subjected to underwater shock loading

Zhijie HUANG, Xiaodan REN, Zuyu CHEN, Daosheng LING

Journal Article

Effects of thermocline on performance of underwater glider’s power system propelled by ocean thermal

Hai YANG, Jie MA,

Journal Article

Detecting large-scale underwater cracks based on remote operated vehicle and graph convolutional neural

Wenxuan CAO; Junjie LI

Journal Article

Aslotted floor acquisitionmultiple access based MACprotocol for underwater acoustic networks withRTS

Liang-fang QIAN,Sen-lin ZHANG,Mei-qin LIU

Journal Article

Development of Marine Equipment for Underwater Stereoscopic Observation

Ma Rui, Zhao Xiutao, Liu Cungen

Journal Article

Fabrication of a superhydrophilic/underwater superoleophobic stainless steel mesh for oil/water separation

Journal Article

Key technologic problems on underwater shield tunnel

Sun Mou,Tan Zhongsheng

Journal Article

Underwater Attack–Defense Confrontation System and Its Future Development

Xie Wei, Yang Meng, Gong Junbin

Journal Article

Hydrophilic/underwater superoleophobic graphene oxide membrane intercalated by TiO

Zhichao Wu, Chang Zhang, Kaiming Peng, Qiaoying Wang, Zhiwei Wang

Journal Article

Discussion on safety risk assessment of shield construction in underwater tunnel

Lu hao,Shi Yehui and Rong Xiaoli

Journal Article

Analytical solutions for water inflow into an underwater tunnel and its application

Huang Fuming,Tan Zhongsheng,Wang Mengshu,Wang Xiuying

Journal Article

Thoughts on the Designs, Applications, Trends, and Challenges of Underwater Observation Information Systems

Shi Suixiang,Li Zhanbin,Hua Yanning,Cheng Yiyuan and Liu Feng

Journal Article