تصویر Davood Akbari
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Davood Akbari

۱۱مقاله
۰کنفرانس

مقالات Davood Akbari

مقاله کنفرانسی سال ۱۴۰۰ ۲۷۱ مشاهده

Non-destructive Evaluation of Defects Depth by Lock-in Shearography

Digital shearography is a laser interferometry based method that is used to detect defects non destructi…

Lock-in ShearographyModulation FrequencyNDE
مقاله کنفرانسی سال ۱۴۰۰ ۳۷۶ مشاهده

Application of Infrared Thermography in Detection of Defects in 3D printed parts produced by FDM Method

In recent years, additive manufacturing processes have received significant attention and products fabri…

Nondestructive TestsIR ThermographyAdditive manufacturing
مقاله کنفرانسی سال ۱۳۹۹ ۳۶۱ مشاهده

Investigation of Ultrasonic Welding Strength in Glass-fiber Reinforced Thermoset Polymer Materials

This paper presents the preliminary results of welding the glass fiber reinforced thermoset polymers wit…

ultrasonic weldingpolymethyl methacrylatethermoplastic and thermosets
مقاله کنفرانسی سال ۱۳۹۹ ۲۱۳ مشاهده

Investigation of Plane Defects in Carbon Fiber Reinforced Polymers Using Digital Shearography

Shearography or Laser Interferometry is a novel NDE technique based on laser light that is used for the…

Laser interferometryplane defectsCFRP
مقاله کنفرانسی سال ۱۳۹۹ ۴۶۳ مشاهده

Inspection of Ultrasonic Welded Parts Made of Glass Fiber Reinforced Plastics by Active Thermography Method

Ultrasonic welding is considered as a rapid joining process Recently application of this method in joini…

ThermographyUltrasonic weldingGlass Fiber Reinforced Plastic GFRP
مقاله کنفرانسی سال ۱۳۹۹ ۵۲۶ مشاهده

Inspection of Hot water Centrifugal Electro pumps by Vibration Analyses and IR Thermography Methods

Centrifugal electro pumps are one of the most used rotary machines in various fields and industries such…

FFT spectraVibration AnalysesIR Thermography
مقاله کنفرانسی سال ۱۳۹۹ ۳۳۵ مشاهده

Inspection of Carbon Fiber Reinforced Composites with Planar and Crack Defects by Active Thermography Method

Carbon fiber reinforced composites CFRPs are used in various fields such as automotive, aerospace, offsh…

Active ThermographyCrackPlanar Defect
مقاله کنفرانسی سال ۱۳۹۹ ۴۴۷ مشاهده

Effect of shear distance on the shearography fringe patterns in the PVC curved surfaces

Digital shearography test is an optical and full field method that improves the ability to identify defe…

shearographyshearography – pvc pipe corrosion defect
مقاله کنفرانسی سال ۱۳۹۹ ۳۴۵ مشاهده

Detection of Sub-Cracks in Polymeric Materials using Digital Shearography Method with Thermal loading and Determination of Optimal parameters

Digital Shearography or Laser interferometry is a novel non destructive evaluating method based on laser…

cracknon-destructive testingdigital shearography
مقاله کنفرانسی سال ۱۳۹۹ ۲۹۱ مشاهده

Condition Monitoring of an Air Handling Unit by Vibration Analyses and IR Thermography methods

Heating, Ventilation, and Air Conditioning HVAC systems are considered as one of the most important ener…

IR ThermographyAir Handling unitVibration Analyses
مقاله کنفرانسی سال ۱۳۹۸ ۶۱۲ مشاهده

Study of Ultrasonic Welding of Glass Fiber Reinforced Thermosetting Epoxy-based Polymers

This paper presents the preliminary results of ultrasonic welding of epoxy based thermosets by thermopla…

PVCPMMAUltrasonic welding