|
|
|
|
|
Józef Blachnio, Marek Chalimoniuk, Artur Kulaszka, Henryk Borowczyk and Dariusz Zasada
X-ray computed tomography is more often applied in non-destructive testing the quality of construction elements significantly crucial for reliability and safety of device elements, machines and complex industrial systems. This article describes the compu...
ver más
|
|
|
|
|
|
|
|
|
|
|
Jonas Aust and Dirk Pons
Context?The maintenance of aero engines is intricate, time-consuming, costly and has significant functional and safety implications. Engine blades and vanes are the most rejected parts during engine maintenance. Consequently, there is an ongoing need for...
ver más
|
|
|
|
|
|
|
|
|
|
|
Hadi Sanati, David Wood and Qiao Sun
The failure of wind turbine blades is a major concern in the wind power industry due to the resulting high cost. It is, therefore, crucial to develop methods to monitor the integrity of wind turbine blades. Different methods are available to detect subsu...
ver más
|
|
|
|
|
|
|
|
|
|
|
Hadi Sanati, David Wood and Qiao Sun
The failure of wind turbine blades is a major concern in the wind power industry due to the resulting high cost. It is, therefore, crucial to develop methods to monitor the integrity of wind turbine blades. Different methods are available to detect subsu...
ver más
|
|
|
|
|
|
|
|
|
|
|
Jonas Aust, Dirk Pons and Antonija Mitrovic
Background?There are various influence factors that affect visual inspection of aircraft engine blades including type of inspection, defect type, severity level, blade perspective and background colour. The effect of those factors on the inspection perfo...
ver más
|
|
|
|
|
|
|
|
|
|
|
Pengfei Wang, Weiqiang Wang, Sanlong Zheng, Bingbing Chen and Zengliang Gao
Nonlinear ultrasonic testing is highly sensitive to micro-defects and can be used to detect hidden damage and defects inside materials. At present, most tests are carried out on specimens, and there are few nonlinear ultrasonic tests for fatigue damage o...
ver más
|
|
|
|
|
|
|
|
|
|
|
Alan Turnbull
A perspective is presented on the evolution of damage due to environmentally assisted cracking (EAC), from crack precursor development through to long crack growth. The variable nature of crack precursors is highlighted with an observation that uncontrol...
ver más
|
|
|
|
|
|
|
|
|
|
|
Mustafa Alnaeli, Mohammad Alnajideen, Rukshan Navaratne, Hao Shi, Pawel Czyzewski, Ping Wang, Sven Eckart, Ali Alsaegh, Ali Alnasif, Syed Mashruk, Agustin Valera Medina and Philip John Bowen
This article reviews the critical role of material selection and design in ensuring efficient performance and safe operation of gas turbine engines fuelled by ammonia?hydrogen. As these energy fuels present unique combustion characteristics in turbine co...
ver más
|
|
|
|
|
|
|
|
|
|
|
Rubén Fernández, Josu Amorebieta, Iker García, Gotzon Aldabaldetreku, Joseba Zubia and Gaizka Durana
Fibre bundle-based reflective optical sensors are good candidates for parameter monitorisation in aero engines. Tip clearance is one of those parameters of great concern that is necessary to monitor. Within this optical technology, the evolution experien...
ver más
|
|
|
|
|
|
|
|
|
|
|
Jonas Aust, Sam Shankland, Dirk Pons, Ramakrishnan Mukundan and Antonija Mitrovic
Background?In the field of aviation, maintenance and inspections of engines are vitally important in ensuring the safe functionality of fault-free aircrafts. There is value in exploring automated defect detection systems that can assist in this process. ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Jonas Aust and Dirk Pons
Risk assessment methods are widely used in aviation, but have not been demonstrated for visual inspection of aircraft engine components. The complexity in this field arises from the variety of defect types and the different manifestation thereof with eac...
ver más
|
|
|
|
|
|
|
|
|
|
|
Josef Franko, Shengzhi Du, Stephan Kallweit, Enno Duelberg and Heiko Engemann
The maintenance of wind turbines is of growing importance considering the transition to renewable energy. This paper presents a multi-robot-approach for automated wind turbine maintenance including a novel climbing robot. Currently, wind turbine maintena...
ver más
|
|
|
|
|
|
|
|
|
|
|
Ann-Marie Parrey, Daniel Gleichauf, Michael Sorg and Andreas Fischer
Defects on rotor blade leading edges of wind turbines can lead to premature laminar?turbulent transitions, whereby the turbulent boundary layer flow forms turbulence wedges. The increased area of turbulent flow around the blade is of interest here, as it...
ver más
|
|
|
|
|
|
|
|
|
|
|
????????? ????????????? ??????, ????????? ?????????? ????????, ?????? ????????? ?????????, ???? ???????????? ???????, ????? ????????????? ??????????
Pág. 38 - 47
The subject of the research in the article are topical issues related to the development of technology for the repair and restoration of large-sized gears of drives of walking excavators, ore-grinding mills, ball mills. The goal is to develop a new techn...
ver más
|
|
|
|
|
|