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A Novel Method for the Micro-Clearance Measurement of a Precision Spherical Joint Based on a Spherical Differential Capacitive Sensor [PDF]

open access: yesSensors, 2018
A spherical joint is a commonly used mechanical hinge with the advantages of compact structure and good flexibility, and it becomes a key component in many types of equipment, such as parallel mechanisms, industrial robots, and automobiles.
Wen Wang   +7 more
doaj   +2 more sources

Experimental Investigation of Inductive Sensor Characteristic for Blade Tip Clearance Measurement at High Temperature [PDF]

open access: yesSensors, 2019
Turbine tip clearance of aero-engine is important to engine performance. Proper tip clearance can reduce the gas leakage over turbine blade tips and improve the engine efficiency of turbo machinery and reduce the fuel consumption. Therefore, accurate tip
Zhenxia Liu   +3 more
doaj   +2 more sources

Experimental Verification of High-Temperature Resistance and High Resolution of Inductive Tip Clearance Measurement System [PDF]

open access: yesSensors
An inductive clearance measurement sensor has advantages of good anti-interference, fast response speed, and high sensitivity, and it has obvious technical potential in aeroengine turbine tip clearance measurement.
Ziyu Zhao   +3 more
doaj   +2 more sources

Experimental Investigation of High Temperature-Resistant Inductive Sensor for Blade Tip Clearance Measurement [PDF]

open access: yesSensors, 2018
Turbine tip clearance of aero-engine is important to engine performance. Proper control of rotor tip clearance contributes to engine efficiency improvement and fuel consumption reduction. Therefore, accurate tip clearance measurement is essential.
Ziyu Zhao   +3 more
doaj   +2 more sources

Development of an Automated Minimum Foot Clearance Measurement System: Proof of Principle [PDF]

open access: yesSensors, 2021
Over half of older adult falls are caused by tripping. Many of these trips are likely due to obstacles present on walkways that put older adults or other individuals with low foot clearance at risk.
Ghazaleh Delfi   +2 more
doaj   +2 more sources

Eddy Current Sensor System for Blade Tip Clearance Measurement Based on a Speed Adjustment Model [PDF]

open access: yesSensors, 2019
Blade tip clearance (BTC) measurement and active clearance control (ACC) are becoming crucial technologies in aero-engine health monitoring so as to improve the efficiency and reliability as well as to ensure timely maintenance. Eddy current sensor (ECS)
Jiang Wu   +6 more
doaj   +2 more sources

Numerical Investigation on the Influence of Turbine Rotor Parameters on the Eddy Current Sensor for the Dynamic Blade Tip Clearance Measurement [PDF]

open access: yesSensors
Eddy current sensors are increasingly being used to measure the dynamic blade tip clearance in turbines due to their robust anti-interference capabilities and non-contact measurement advantages.
Lingqiang Zhao   +4 more
doaj   +2 more sources

High-temperature resistant resonant cavity microwave sensor for precision blade tip clearance monitoring in aeroengines [PDF]

open access: yesScientific Reports
In the aerospace field, accurate measurement of the blade tip clearance of aeroengines is highly important for enhancing engine performance and ensuring flight safety.
Haolin Sun
doaj   +2 more sources

Uncovering the Kinematic Signature of Freezing of Gait in Parkinson’s Disease Through Wearable Inertial Sensors [PDF]

open access: yesSensors
Parkinson’s disease (PD) is a disorder that causes a decrease in motor skills. Among the symptoms that have been observed, the most significant is the occurrence of Freezing of Gait (FoG), which manifests as an abrupt cessation of walking.
Francesco Castelli Gattinara Di Zubiena   +10 more
doaj   +2 more sources

Assessing the rotor blade deformation and tower–blade tip clearance of a 3.4 MW wind turbine with terrestrial laser scanning [PDF]

open access: yesWind Energy Science, 2023
Wind turbines have grown in size in recent years, making efficient structural health monitoring of all of their structures even more important. Wind turbine blades deform elastically under the loads applied to them by wind and inertial forces acting on ...
P. Helming   +6 more
doaj   +1 more source

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