Results 31 to 40 of about 365,605 (203)

Surrogate‐Based Multisource Sensitivity Analysis of TBM Driving System

open access: yesShock and Vibration, Volume 2018, Issue 1, 2018., 2018
TBM cutterhead driving system is generally an extraordinarily large and complex machine containing lots of parameters; understanding and assessment of its dynamic characteristics are a great challenge as each of these parameters has uncertainty. In this work, a hierarchical modeling method for the dynamic model of the complex gear transmission system ...
Wei Sun   +6 more
wiley   +1 more source

Vision system to support determination of mechanical properties of tubes required for computer modelling of tube hydroforming [PDF]

open access: yesComputer Methods in Materials Science, 2016
Reliability of computer modelling of tube hydroforming depends strongly on mechanical properties of tubes, which are difficult to determine and sensitive to tube production methods.
Hanna Sadłowska   +3 more
doaj   +1 more source

Hydroforming of High-Strength Aluminum Tubes with Thermo-Mechanical Manufacturing Processes

open access: yesEngineering Proceedings, 2022
The amount of complex profile components in car bodies increases due to the emerging electromobility. High-strength aluminum alloys are ideally suited as material for automotive applications due to their extraordinary lightweight construction potential ...
Ricardo Trân   +5 more
doaj   +1 more source

Hydroforming Process for an Ultrasmall Bending Radius Elbow

open access: yesAdvances in Materials Science and Engineering, Volume 2018, Issue 1, 2018., 2018
Bent pipes are widely used in automotive, aviation, and aerospace industries for delivering fluids. Parts having small relative bending radiuses are called elbows. However, fabricating a thin‐walled elbow part using the simple bending process poses many challenges. One possible way to manufacture elbows is with the stamping‐welding process.
Shangwen Ruan   +3 more
wiley   +1 more source

Corrosion Behavior of Brazed Zinc‐Coated Structured Sheet Metal

open access: yesInternational Journal of Corrosion, Volume 2017, Issue 1, 2017., 2017
Arc brazing has, in comparison to arc welding, the advantage of less heat input while joining galvanized sheet metals. The evaporation of zinc is reduced in the areas adjacent to the joint and improved corrosion protection is achieved. In the automotive industry, lightweight design is a key technology against the background of the weight and ...
A. Nikitin   +4 more
wiley   +1 more source

The influence of axial compressive stresses on the formability and scattering of process parameters in micro-hydroforming processes of tubes

open access: yesMATEC Web of Conferences, 2015
Feasible product geometries manufactured with micro-hydroforming, as well as process stability are crucially influenced by the microstructure of the used tube material.
Hartl Christoph   +2 more
doaj   +1 more source

Experimental and Finite Element Analysis on Rounded Corners Square Shape Tube Hydroforming Process [PDF]

open access: yesEngineering and Technology Journal, 2014
Tube hydroforming is a forming process where an inner pressure combined with axial feeding deforms the tube to the shape of a die cavity, i.e. the process state where the hardening of the material is unable to resist the increase in inner pressure and ...
Hani Aziz Ameen, Nahedh Mahmood Ali
doaj   +1 more source

Innovative Manufacturing and Application of Fiber Metal Laminate Pipe [PDF]

open access: yesMATEC Web of Conferences, 2020
Fiber-reinforced metal laminate tube (FMLT) is a multi-layered ultra-hybrid material that cures at fixed pressure and temperature after alternating metal laminates and fiber composites.
Lang Zijian   +3 more
doaj   +1 more source

Pneumatic Formwork Systems in Structural Engineering

open access: yesAdvances in Materials Science and Engineering, Volume 2016, Issue 1, 2016., 2016
Concrete as a construction material is characterized by high compressive strength, low tensile strength, and good casting ability. In order to fully utilize the potential of this material, the form of load‐carrying structures has to be designed according to the stress distribution in the structure.
Benjamin Kromoser   +2 more
wiley   +1 more source

Reliability Evaluation for the Running State of the Manufacturing System Based on Poor Information

open access: yesMathematical Problems in Engineering, Volume 2016, Issue 1, 2016., 2016
The output performance of the manufacturing system has a direct impact on the mechanical product quality. For guaranteeing product quality and production cost, many firms try to research the crucial issues on reliability of the manufacturing system with small sample data, to evaluate whether the manufacturing system is capable or not.
Xintao Xia   +3 more
wiley   +1 more source

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