Results 21 to 30 of about 304,757 (226)

Wear experiment on underwater drilling of P110 steel using superhard abrasive core drill

open access: yesJin'gangshi yu moliao moju gongcheng
P110 steel, renowed for its good comprehensive mechanical properties, is widely used as casing in oil and gas wells. However, it is seriously worn when using cemented carbide tools to drill it underwater.
Tao WU, Hui HUANG
doaj   +3 more sources

Modelling of circumferential surface topography of grinding wheel with random distribution of circular truncated cone abrasive grains

open access: yesJin'gangshi yu moliao moju gongcheng
ObjectivesDue to the complexity of the grinding process, the study of the grinding mechanism has always been a research hotspot in the field of precision grinding.
Xiaodong CHEN   +4 more
doaj   +3 more sources

Corrective Abrasive Polishing Processes for Freeform Surface [PDF]

open access: yes, 2009
Traditionally, abrasive finishing process only focused on producing excellent surface finish on regular form shapes. Ever increasing demands in freeform features in aerospace, energy and medicine applications require abrasive finishing technology not ...
Chen, Xun
core   +1 more source

Force of dressing grinding wheels by diamond rollers with orderly arrangement grains

open access: yesJin'gangshi yu moliao moju gongcheng
ObjectivesWith the increasing improvement of science and technology and industrial levels, the modern manufacturing industry has higher and higher precision requirements for grinding processing, and the grinding quality can be improved by enhancing the ...
Rui ZHANG   +5 more
doaj   +3 more sources

Experimentation to Reduce Friction from Novel Abrasive Tape Polishing Method [PDF]

open access: yes, 2010
The aim is to develop and improve a finishing process that allows reduced CO2 emissions, through reduced use of carbon-based fuels, achieving improvement in fuel consumption.
Chen, Xun, Blunt, Liam, Wilkinson, Adam
core   +3 more sources

Disintegration and recycling possibility of selected abrasives for water jet cutting

open access: yesDyna, 2017
This paper presented a study of abrasive disintegration in a 400 MPa Abrasive Water Jet (AWJ). Abrasive particle size and distribution play a major role in machining and cutting efficiency of abrasive water jets.
Andrzej Perec
doaj   +1 more source

Optimization of laser sharpening parameters for diamond grinding wheel based on CNN

open access: yesJin'gangshi yu moliao moju gongcheng, 2022
To optimize laser sharpening parameters for bronze diamond grinding wheels, the laser sharpening test was carried out on the bronze diamond grinding wheel using the orthogonal test method.The convolutional neural network (CNN) is used to identify the ...
Mengyang GAO   +4 more
doaj   +3 more sources

Experimental and Numerical Simulation Study of Ultrasonic Vibration Effect on Abrasive Grain Distribution and Movement Behavior in Laser Cladding Melt Pool for Abrasive Layer Fabrication

open access: yesApplied Sciences
The ultrasonic vibration laser cladding method is a material-saving and green method to fabricate super abrasive structured grinding wheels. However, the mechanism of the ultrasonic vibration’s effect on the movement behavior of abrasive grains in the ...
Zixuan Wang   +6 more
doaj   +1 more source

The Influence of Tthe Grinding Grains Shape and Orientation on Performance of Coated Abrasive Tools [PDF]

open access: yesMATEC Web of Conferences, 2019
The issues of the influence of the orientation and shape of grinding grains of coated abrasive tools on their basic performance characteristics are considered in the article. The advantages of machining with flexible grinding tools are listed.
Shatko Dmitry   +2 more
doaj   +1 more source

Is an Apple an Orange? A Large Language Model Benchmark for Candidate Term Extraction and Subclass Decisions Against Upper Ontologies in Engineering and Materials Science

open access: yesAdvanced Engineering Materials, EarlyView.
Building machine‐readable vocabularies for materials science is slow, expert‐driven work. This study benchmarks 13 large language models on two of its first steps: finding candidate terms in engineering articles and deciding where they belong in a class hierarchy.
Thomas Bjarsch   +3 more
wiley   +1 more source

Home - About - Disclaimer - Privacy