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A Feasibility Study of Power Generation from Sewage Using a Hollowed Pico-Hydraulic Turbine

Tomomi Uchiyama, Satoshi Honda, Tomoko Okayama, Tomohiro Degawa

Engineering 2016, Volume 2, Issue 4, Pages 510-517 doi: 10.1016/J.ENG.2016.04.007

Abstract:

This study is concerned with the feasibility of power generation using a pico-hydraulic turbine fromSecond, the performance of the pico-hydraulic turbine was investigated via laboratory experiments thatsupposed the turbine to be installed in the sewage pipe at the connection points.This study indicates that the connection points have hydraulic potential that can be used for power generationIt also demonstrates that the pico-hydraulic turbine can be usefully employed for power generation from

Keywords： Pico-hydraulic turbine Sewage Power generation Connection point Hydraulic potential

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Performance of vertical axis water turbine with eye-shaped baffle for pico hydropower

Zhuohuan HU, Dongcheng WANG, Wei LU, Jian CHEN, Yuwen ZHANG

Frontiers in Energy 2022, Volume 16, Issue 4, Pages 683-696 doi: 10.1007/s11708-020-0689-9

Abstract: A series of inline pico hydropower systems, which could be used in confined space, especially for waterThe turbine with an eye-shaped vertical water baffle was developed to evaluate the hydraulic performancethe opening diameter of the water baffle and installation angle of the rotor on the flow field in the turbine

Keywords： vertical axis water turbine eye-shaped vertical water baffle pico hydropower

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Mobile platform for hydraulic turbine blade repair robot

GUI Zhongcheng, CHEN Qiang, SUN Zhenguo, ZHANG Wenzeng, LIU Kang

Frontiers of Mechanical Engineering 2008, Volume 3, Issue 2, Pages 164-169 doi: 10.1007/s11465-008-0035-0

Abstract: The wall-climbing mobile platform (MP) of a robot for repairing a hydraulic turbine blade onsite is developedplatform’s chassis, is developed to make the platform self-adapt to the complex curved surface of the turbineThe platform can automatically adapt to complex spatial surfaces, which satisfy the requirements of a hydraulicturbine blade in-situ repair robot.

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Review of fluid and control technology of hydraulic wind turbines

Maolin CAI, Yixuan WANG, Zongxia JIAO, Yan SHI

Frontiers of Mechanical Engineering 2017, Volume 12, Issue 3, Pages 312-320 doi: 10.1007/s11465-017-0433-2

Abstract:

This study examines the development of the fluid and control technology of hydraulic wind turbinesThe current state of hydraulic wind turbines as a new technology is described, and its basic fluid modelFinally, the advantages of hydraulic wind turbines are enumerated.Hydraulic wind turbines are expected to become the main development direction of wind turbines.

Keywords： wind turbine hydraulic system fluid model control technology

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A Review of Research on the Design of Fish-Friendly Hydraulic Turbines

Yang Chunxia,Zheng Yuan,Zhang Yuquan, Luo Hongying

Strategic Study of CAE 2018, Volume 20, Issue 3, Pages 96-101 doi: 10.15302/J-SSCAE-2018.03.014

Abstract:

Fish suffers inevitable injuries when passing a common hydraulic turbineturbine system.According to the injury mechanisms, the main idea of the design of a fish-friendly hydraulic turbineThe criteria for designing a conventional fish-friendly hydraulic turbin and the design philosophy ofa typical fish-friendly hydraulic turbine are expounded.

Keywords： fish-friendly hydraulic turbine fish injury mechanism hydrodynamic force design optimization

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General Optimization Design Research of Metallic Materials to Resist Cavitation Erosion and Abrasion

Wang Biao,Zhang Zihua,Wang Yudong

Strategic Study of CAE 2000, Volume 2, Issue 2, Pages 64-67

Abstract:

For the design optimization of erosion and abrasion resisting metallic materials basic study and productively applied research were conducted. Basic study indicates that W, Co and Cr have better erosion and abrasion resisting property than other ones among ten useful constructive metals. Productively applied researche indicates that thermal sprayed WC- M hard faced ceramics in the tungsten parental materials, rare earth plating chromium in the chromium parental materials, and CoCrWC hard faced ceramic in the cobalt parental materials are better erosion and abrasion resisting materials with high performance and low cost.

Keywords： hydraulic turbine cavitation erosion and abrasion materials design

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A composite optimization method for separation parameters of large-eccentricity pico-satellites None

Lai TENG, Zhong-he JIN

Frontiers of Information Technology & Electronic Engineering 2018, Volume 19, Issue 5, Pages 685-698 doi: 10.1631/FITEE.1700416

Abstract: which combines angular velocities with external moments for separation parameters of large-eccentricity pico-satellitesthat the optimization method can effectively optimize the separation parameters of large-eccentricity pico-satellites

Keywords： Pico-satellite Satellite–rocket separation mechanism Separation parameters Parameter optimization

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Reliability-based design optimization of offshore wind turbine support structures using RBF surrogate

Frontiers of Structural and Civil Engineering Pages 1086-1099 doi: 10.1007/s11709-023-0976-8

Abstract: Reliability-based design optimization of offshore wind turbine support structures using RBF surrogate

Keywords： RBF surrogate model turbine support structures

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Condition monitoring of a wind turbine generator using a standalone wind turbine emulator

Himani,Ratna DAHIYA

Frontiers in Energy 2016, Volume 10, Issue 3, Pages 286-297 doi: 10.1007/s11708-016-0419-5

Abstract: The intend of this paper is to give a description of the realization of a low-cost wind turbine emulatortechnology from graze required for the condition monitoring to diagnose rotor and stator faults in a wind turbinecharacteristics both under step variations and arbitrary variation in the wind speed of a typical wind turbineThis wind turbine emulator (WTE) can be reconfigured or analyzed for condition monitoring without the

Keywords： condition monitoring (CM) wind turbine emulator (WTE) wind turbine generator (WTG) maximum power point

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Review of aeroelasticity for wind turbine: Current status, research focus and future perspectives

Pinting ZHANG, Shuhong HUANG

Frontiers in Energy 2011, Volume 5, Issue 4, Pages 419-434 doi: 10.1007/s11708-011-0166-6

Abstract: Aeroelasticity has become a critical issue for Multi-Megawatt wind turbine due to the longer and moreIn this paper, the development of aeroelasticity and aeroelastic codes for wind turbine is reviewed andthe aeroelastic models for wind turbine blade are described, based on which, the current research focusesfor large scale wind turbine are discussed, including instability problems for onshore and offshoreFinally, the future development of aeroelastic code for large scale wind turbine: aeroservoelasticity

Keywords： wind turbine aeroelasticity aeroelastic code

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Optimization design of spar cap layup for wind turbine blade

Jie ZHU, Xin CAI, Pan PAN, Rongrong GU

Frontiers of Structural and Civil Engineering 2012, Volume 6, Issue 1, Pages 53-56 doi: 10.1007/s11709-012-0147-9

Abstract: shape and structural form of the blade are fixed, a mathematical model of optimization design for wind turbineThe model is pursued with respect to minimum the blade mass to reduce the cost of wind turbine productionThe optimization design for a 1.5 MW wind turbine blade is carried out by combing above objective and

Keywords： wind turbine blade spar cap layup optimization design blade mass

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Multiobjective trajectory optimization of intelligent electro-hydraulic shovel

Frontiers of Mechanical Engineering 2022, Volume 17, Issue 4, doi: 10.1007/s11465-022-0706-2

Abstract: consumption, execution time, and excavation volume as the objective functions is presented for the electro-hydraulic

Keywords： trajectory planning electro-hydraulic shovel cubic polynomial S-curve multiobjective optimization

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Novel casting processes for single-crystal turbine blades of superalloys

Dexin MA

Frontiers of Mechanical Engineering 2018, Volume 13, Issue 1, Pages 3-16 doi: 10.1007/s11465-018-0475-0

Abstract: techniques for single-crystal (SC) blades, as well as an analysis of the solidification process in complex turbineestablished for the microscopic control of SC growth in the critical areas of large industrial gas turbine

Keywords： superalloy investment casting Bridgman process directional solidification single crystal turbine blade

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Reliability design method for steam turbine blades

SHI Jinyuan

Frontiers in Energy 2008, Volume 2, Issue 4, Pages 363-368 doi: 10.1007/s11708-008-0073-7

Abstract: and exciting force frequencies of blades as random variables, a reliability design method for steam turbineThe fatigue strength and the vibration design reliability of turbine blades are determined with the aidWith these methods, the design reliability of steam turbine blades can be guaranteed in the design stageThis research may provide some scientific basis for reliability design of steam turbine blades.

Keywords： design reliability force probability purport reliability design

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Effects of elastic support on the dynamic behaviors of the wind turbine drive train

Shuaishuai WANG, Caichao ZHU, Chaosheng SONG, Huali HAN

Frontiers of Mechanical Engineering 2017, Volume 12, Issue 3, Pages 348-356 doi: 10.1007/s11465-017-0420-7

Abstract: flexibilities of the planet carrier and the housing, a coupled dynamic model was developed for a wind turbineshowed that the elastic support parameters considerably influenced the dynamic behaviors of the wind turbinefindings of this study provide the foundation for optimizing the elastic support stiffness of the wind turbine

Keywords： wind turbine drive train elastic support dynamic behavior frequency response function