32 Result(s)
within
Zheng** Jiang
Computer-Aided Engineering (CAD, CAE) and Design
Mechanical Engineering
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Article
Research on heat and mass transfer in the molten pool of laser cladding
In order to study the evolution laws of the temperature field, flow field, and macroscopic morphology of the molten pool during laser cladding process, this paper focuses on the changes in the morphology and f...
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Article
Analysis of the thermal expansion and mechanical properties of laser cladding of Invar alloy
Laser cladding has significant advantages in the forming process of Invar alloy. Nevertheless, the coefficient of thermal expansion, microstructure and mechanical properties still need to be further investigat...
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Article
Open AccessExploring the use of graphene lubricant and TiO2 nanolubricants in micro deep drawing of stainless steel SUS301
This study investigates the effects of different lubrication conditions on drawing force and microcup formation during micro deep drawing (MDD). Results show that graphene lubricant, in combination with TiO2 nano...
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Article
Open AccessResearch on knowledge graph-driven equipment fault diagnosis method for intelligent manufacturing
In the process of rotating machinery fault diagnosis (RMFD), the lack of feature conditions leads to the problem of low accuracy of traditional rule-based reasoning methods FD. This paper proposed a knowledge ...
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Article
An axial attention-BiLSTM-based method for predicting the migration of CNC machine tool spindle thermal error under varying working conditions
Spindle thermal error is a major factor affecting the machining accuracy of machine tools. The time-consuming experiments required to model the thermal error of each machine tool spindle makes exhaustive studi...
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Article
Research progress of nanolubrication for rolling process
During past decades, water-based and oil-in-water (O/W) based nanolubricants with nanoparticles (NPs) as additives have been developed to replace conventional oil-based lubricants for solving contamination pro...
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Article
Research on variable crown work roll curve design for W-shaped profile control of strips
The control of strip profiles has been one of the challenges faced by plate and strip enterprises. Wide rolling mill lines are usually plagued with W-shaped profile defects, which severely hamper the improveme...
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Article
Open AccessDeep learning-driven precision control of dilution rate in multi-pass laser cladding: experiment and simulation
The continuous energy input can lead to heat accumulation in the multi-pass lap laser cladding, which results in a progressive increase in the dilution rate and deteriorates the quality of laser cladding. Prec...
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Article
Open AccessStudy on microstructure evolution and mechanical properties of high-strength low-alloy steel welds realized by flash butt welding thermomechanical simulation
Defects would occur in the weld joint of the wheel rims during the post-flash butt welding (FBW) process suffering from poor plasticity, which will deteriorate the quality and lifecycle of finish products. The...
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Article
Open AccessThe influence of water-based nanolubrication on mill load and friction during hot rolling of 304 stainless steel
Using pure water in comparison to water-based lubricant containing 4% TiO2 nanoparticles (NPs), the hot rolling tests of 304 stainless steel were carried out at a rolling temperature of 1050 °C under varying roll...
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Article
Open AccessInfluence of intermediate roll shifting on strip shape in a CVC-6 tandem cold mill based on a 3D multi-stand FE model
Intermediate roll shifting (IRS) is widely used for improving the strip shape in the six-high tandem cold mill, but most related studies are limited to a single stand. To fill the knowledge gap, a three-dimens...
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Article
Open AccessEx situ analysis of high-strength quenched and micro-alloyed steel during austenitising bending process: numerical simulation and experimental investigation
This paper compares the microstructure and mechanical evolution in a high-strength quenched and micro-alloyed steel during the austenitising bending process. Simulation results indicated a new finding that the...
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Article
Open AccessNumerical analysis of the strip crown inheritance in tandem cold rolling by a novel 3D multi-stand FE model
The strip shape inheritance model is widely applied to improve the strip shape quality in tandem cold rolling (TCR). However, the inheritance mechanism is still currently unclear. To bridge this gap, this pape...
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Article
Novel three-dimensional multi-objective numerical modeling for hot strip tandem rolling
During the hot strip tandem rolling (HSTR) process, the strip is compressed and elongated continuously, causing significant elastic deformation of rolls. At the same time, the strip temperature undergoes rapid...
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Article
Microstructural evaluation of WC and steel dissimilar bilayered composite obtained by spark plasma sintering
Spark plasma sintering (SPS) is a powerful technique for consolidating metal powders at a remarkably shorter time with excellent quality. We used this technique for sintering nanocrystalline WC10Co powders and...
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Article
Effects of cold rolling and annealing on the ridging behaviour of ferritic stainless steel
A systematic study was carried out to evaluate the effects of cold rolling and annealing processes on the ridging severity of ferritic stainless steel (FSS). Both microstructural refinement and texture optimis...
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Article
Effects of nano-particle lubrication on micro deep drawing of Mg-Li alloy
Effects of various lubrication conditions on macroscale deep drawing have been investigated extensively while in microscale due to the open and closed lubrication pocket theory and friction coefficient escalat...
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Article
Analysis and characterisation of WC-10Co and AISI 4340 steel bimetal composite produced by powder–solid diffusion bonding
Cermet and steel material bonding is a challenging task, due to their large difference of physical properties, e.g. coefficient of thermal expansion. In this study, a hot compaction diffusion bonding method wa...
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Article
Numerical and experimental investigation on the forming behaviour of stainless/carbon steel bimetal composite
Bimetal composites have wide applications due to their excellent overall performance and relatively low cost. In this study, the formability of stainless/carbon steel bimetal medium-thick composite in the stam...
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Article
Evaluation and optimisation of micro flexible rolling process parameters by orthogonal trial design
As the strip thickness is in the range of sub-millimetre in micro flexible rolling, springback ratio in thickness direction has a significant impact on product quality, which is influenced by various process p...
