Results 11 to 20 of about 8,570 (235)

Study on current characteristic detection method of hydraulic solenoid valve in nuclear power plant [PDF]

open access: yesE3S Web of Conferences, 2022
In this paper, a set of electromagnetic valve current characteristic test system is designed to improve the reliability of the trip solenoid valve in the field steam turbine system of nuclear power plant.
Wang Haibao   +3 more
doaj   +3 more sources

Reliability and Life Research of Certain Autonomous Emergency Solenoid Valve [PDF]

open access: yesChengshi guidao jiaotong yanjiu
[Objective] To achieve the autonomous control and safe application of emergency solenoid valves, a reliability and accelerated life test research on autonomous emergency solenoid valves is carried out. The existing design is improved through test results
DU Zhanjiang, TAO Fuwen
doaj   +2 more sources

Failure Type Prediction Using Physical Indices and Data Features for Solenoid Valve [PDF]

open access: yesApplied Sciences, 2020
A high-speed solenoid valve is a key component of the braking system. Accurately predicting the failure type of the solenoid valve is an important guarantee for safe operation of the braking system.
Jun Peng   +8 more
doaj   +2 more sources

Armature Structure Optimization of Annular Multipole Solenoid Valves Based on Electromagnetic Force Distribution

open access: yesActuators, 2023
To improve the dynamic response speed of high-speed solenoid valves in electric fuel injection systems of marine diesel engines, a numerical simulation model of the solenoid valve is described in this paper.
Yu Fan   +4 more
doaj   +1 more source

Automatic Spraying Technology and Facilities for Pipeline Spraying in Mountainous Orchards

open access: yes智慧农业, 2022
The orchard in the mountainous area is rugged and steep, and there is no road for large-scale plant protection machinery traveling in the orchard, so it is difficult for mobile spraying machinery to enter.
SONG Shuran   +6 more
doaj   +1 more source

Optimization Design of Magnetic Isolation Ring Position in AC Solenoid Valves for Dynamic Response Performances

open access: yesMicromachines, 2022
Dynamic response characteristics of solenoid valves directly determined their performances. Among numerous parameters, the influence of magnetic isolation ring (MIR) on solenoid valve performance is crucial.
Jiang Guo   +7 more
doaj   +1 more source

Failure Mechanism Study of Direct Action Solenoid Valve Based on Thermal-Structure Finite Element Model

open access: yesIEEE Access, 2020
Solenoid valves are important electromagnetic devices which are used widely in various fields. Considering the uncertainty of failure mechanisms in practical operation, a thermal-structure coupled model of a direct action solenoid valve is constructed by
Jianfeng Li   +5 more
doaj   +1 more source

Development and Performance Evaluation of Solar Photovoltaic Module’s Surface-to-Rear Temperature Controlled Valve for Cooling Application

open access: yesNigerian Journal of Technological Development, 2020
This study investigated the effectiveness of the developed solar photovoltaic (PV) module's surface-to-rear temperature-controlled solenoid valves for PV module cooling application.
M. Mawoli   +4 more
doaj   +2 more sources

Multi-objective optimization design of solenoid valve based on BP neural network

open access: yesXi'an Gongcheng Daxue xuebao, 2023
The magnetic valve plays a key role in the air-flow weft insertion and injection system of the loom. In order to improve the weaving efficiency of the loom and solve the problem of solenoid valve response lag, an optimization method based on BP neural ...
SHEN Danfeng   +3 more
doaj   +1 more source

Study on dynamic characteristics of autonomous brake control solenoid valve

open access: yes机车电传动, 2022
Brake control solenoid valve is the key component of rail transit vehicle braking system. In the braking process, the solenoid valves receive the control signal from the electronic control unit and adjust the braking pressure through high-frequency ...
HE Cheng   +4 more
doaj  

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