Results 11 to 20 of about 1,563 (157)

Application of Concurrent Test Management Technique in Full Civil Aircraft Fatigue Test

open access: yesHangkong gongcheng jinzhan, 2019
Full aircraft structure fatigue test, as a part of civil aircraft structure airworthiness verification test, is the most complicated, the most expensive and the most time-consuming.
Xia Feng, Mu Shanshan
doaj   +1 more source

Generating Methods of Severe Load Spectra for Airplanes Based on Statistic Analysis in Flight Subjects

open access: yesHangkong gongcheng jinzhan, 2019
Nowadays, the mean load spectra is mostly used in fatigue test for aircraft, but it has the defects of long fatigue cycle. The severe load spectra is used instead, which can shorten the test time greatly. In order to meet the demand of full-scale fatigue
Zhang Jiajia, Jiang Zuguo, Feng Jianmin
doaj   +1 more source

Motion Synchronous Composite Decoupling with Fewer Sensors on Multichannel Hydraulic Force Control for Aircraft Structural Loading Test System

open access: yesSensors, 2018
The aircraft full-scale fatigue test is widely used in the modern aircraft industry for the safety of flight. Generally, the aircraft full-scale fatigue test is achieved by structural loading; multiple hydraulic actuators are used to apply load for force
Yaoxing Shang   +5 more
doaj   +1 more source

STUDY ON FATIGUE SCATTER FACTOR OF AIRCRAFT STRUCTURE UNDER DURABILITY SEVERE LOAD SPECTRUM

open access: yesJixie qiangdu, 2021
Fatigue scatter factor is the reliability index of aircraft structure life,which is used to describe the reliability of analysis and test results.
WANG YongJun, LI Tang, DUI HongNa
doaj  

Health Monitoring of the Aircraft Structure during a Full Scale Fatigue Test with Use of Resistive Ladder Sensors [PDF]

open access: yesSolid State Phenomena, 2015
The paper presents an application of resistive ladder sensors (or resistive crack gages) for health monitoring of an aircraft structure. An experiment was conducted during a Full Scale Fatigue Test (FSFT) of PZL 130 ORLIK TC II turbo-prop military trainer. The sensor can be successively used to detect and quantify fatigue cracks.
Artur Kurnyta   +3 more
openaire   +2 more sources

Selected Aspects Related to the Applied Loads Control During Fatigue Tests of a Metallic Airframe

open access: yesFatigue of Aircraft Structures, 2014
Service life of the PZL M28 is computed based on the results of the full-scale fatigue tests of the structure [1]. As the PZL M28 is a commuter category airplane according to the 14 CFR Part 23 and CS-23 regulations, the test objects are: (1) wing and ...
Brzęczek Józef   +2 more
doaj   +1 more source

Selected Aspects Related to Preparation of a Fatigue Test Plan of a Metallic Airframe

open access: yesFatigue of Aircraft Structures, 2014
Service life of the PZL M28 is computed based on the results of the full-scale fatigue tests of the structure [1]. As the PZL M28 is a commuter category airplane according to the 14 CFR Part 23 and CS-23 regulations, the test objects were: (1) wing and ...
Brzęczek Józef   +3 more
doaj   +1 more source

Introduction of an Individual Aircraft Tracking Program for the Polish SU-22

open access: yesFatigue of Aircraft Structures, 2017
The Su-22 fighter-bomber is a military aircraft used in the Polish Air Force (PLAF) since the mid 1980’s. By decision of the Ministry of National Defence Republic of Poland, the assumed service life for this type of aircraft was prolonged up to 3200 ...
Reymer Piotr   +4 more
doaj   +1 more source

The Definition of the Load Spectrum for SU-22 Fighter-Bomber Full Scale Fatigue Test

open access: yesFatigue of Aircraft Structures, 2015
The Su-22 fighter-bomber is a military aircraft used in the Polish Air Force since the mid 1980’s. By the decision of the Polish Ministry of Defense the predicted service life for this type of aircraft will be extended to 3200 flight hours.
Reymer Piotr   +3 more
doaj   +1 more source

Extrusion‐Based Additive Manufacturing of Advanced Ceramics: Strengthening Mechanisms and Process Optimization Review

open access: yesAdvanced Engineering Materials, EarlyView.
This review comprehensively evaluates extrusion‐based additive manufacturing for advanced ceramics, detailing feedstock options and key process parameters. By critically addressing defect mechanisms like porosity and cracking, the work highlights optimization strategies through machine learning and advanced postprocessing.
Meisam Bakhtiari   +4 more
wiley   +1 more source

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