搜索结果: 1-15 共查到“工学 turning”相关记录26条 . 查询时间(0.046 秒)
Designed from Recycled: Turning Polyethylene Waste to Covalently Attached Polylactide Plasticizers
HDPE Oxidative degradation Feedstock recycling PLA Plasticization
2024/3/8
High-density polyethylene (HDPE) waste was successfully feedstock recycled, and the obtained chemicals were utilized for synthesis of plasticizers for polylactide (PLA). First, an effective route to r...
MODELLING TURNING RESTRICTIONS IN TRAFFIC NETWORKS FOR VEHICLE NAVIGATION SYSTEM
MODELLING TURNING RESTRICTIONS TRAFFIC NETWORKS VEHICLE NAVIGATION SYSTEM
2015/3/16
MODELLING TURNING RESTRICTIONS IN TRAFFIC NETWORKS FOR VEHICLE NAVIGATION SYSTEM.
In this thesis, Artificial Neural Network (ANN) technique is used to model and simulate the Turning Process. Significant machining parameters (i.e. spindle speed, feed rate, and, depths of cut) and pr...
Effect of Turning Beans and Fermentation Method on the Acidity and Physical Quality of Raw Cocoa Beans
Beans cocoa fermentation quality
2010/9/30
This study concerns the influence of turning and fermentation method on quality of raw cocoa.
Fermentation trials were conducted in wooden box, plastic box and in heaps with or not turning. Cocoa fer...
Optimization of the Tuned Mass Damper for Chatter Suppression in Turning
tuned mass damper frequency response function chatter suppression
2011/8/3
The tuned mass damper(TMD) has been successfully applied to the vibration control in machining, while the most widely adopted tuning is equal peaks, which splits the magnitude of the frequency respons...
Prediction of Surface Roughness in Turning Using Adaptive Neuro-Fuzzy Inference System
Adaptive Neuro-Fuzzy Surface Roughness Prediction Turning
2010/1/15
Due to the extensive use of highly automated machine tools in the industry, manufacturing requires reliable models for the prediction of output performance of machining processes. The prediction of su...
Turning conditions of Ck 45 steel with alternate hardness zones
Machining Mechanical properties Dynamic properties
2009/12/14
Purpose: of this paper is investigation of dynamic impacts on cutting edge during machining of locally hardened steel. Alteration of hardness on a single work piece is a source of impact on tool, whic...
Hybrid ANFIS-ants system based optimisation of turning parameters
Machining Turning optimization ANFIS-Ants technique
2009/12/14
Purpose: The paper presents a new hybrid multi-objective optimization technique, based on ant colony optimization algorithm (ACO), to optimize the machining parameters in turning processes.
Design/me...
Tool flank wear analyses on martensitic stainless steel by turning
Machining Wear resistance Flank wear
2009/12/2
Purpose: Purpose of this research was to demonstrate tool wear by hard turning of martensitic stainless steel and
this material is pronounced as difficult to machine material. The evaluation was done...
GA based CNC turning center exploitation process parameters optimization
multi-objective optimization machining parameters genetic algorithm
2009/10/23
This paper presents machining parameters (turning process) optimization based on the use of artificial intelligence. To obtain greater efficiency and productivity of the machine tool, optimal cutting ...
Data Extraction From CAD Model For Rotational Parts to be Machined at Turning Centres
Data Extraction Process Planning DXF Post-Processing
2009/10/14
Among the most important data produced and stored is product data. CAD data forms one of many
contributors to product data. Although in most circumstances CAD data can be processed within the CIM env...
Comparison of Regression and Artificial Neural Network Models for Surface Roughness Prediction with the Cutting Parameters in CNC Turning
Regression Artificial Neural Network Models Surface Roughness Prediction Cutting Parameters CNC Turning
2009/9/4
Surface roughness, an indicator of surface quality, is one of the most specified customer requirements in machining of parts. In this study, the experimental results corresponding to the effects of di...
最小量润滑精密车削中切削液的渗透性（Permeability of Cutting Fluid in Minimum Quantity Lubrication Precision Turning）
最小量润滑 切削液 渗透
2009/8/11
分析了最小量润滑（MQL）切削中供液方位、供液距离等因素对切削液渗透能力的影响。在SB-CNC超精密数控机床上进行了MQL车削45号钢试验，通过对切削力、表面粗糙度和切屑形态的研究表明：喷嘴位于主后刀面且距刀尖20mm处供应较大量的切削液能达到良好的切削效果。
全射流喷头转折角喷管运动力学分析与试验（Mechanical Analysis and Experiment on Effuser with Turning Angle for Complete Fluidic Sprinkler）
全射流喷头 喷管 转折角 力学分析 试验
2010/5/5
为了扩大全射流喷头压力适用范围，提出在喷管处加转折角增加喷头固有驱动力矩。转折角喷管的重要结构因素包括转折角角度和转折角力臂长度，理论分析推导出全射流喷头步进旋转时所受总驱动力矩和旋转角方程。对不同转折角角度或转折角力臂组成的7种不同喷管进行了试验，测量性能指标包括步进角度、步进频率、射程和均匀系数。结果表明：试验值与理论分析具有较好的一致性；工作压力影响射程、均匀系数和步进频率，对步进角度影响不...
A Consideration on Nonlinear Component of Maneuvering Hydrodynamic Force from Segmented Model Test Results-Hydrodynamic Force on Ship Hull in Turning Motion
Maneuverability Hydrodynamic Forces Nonlinear Component Segmented Model Turning Motion
2009/5/12
In order to clarify availability of the so-called cross-flow model, some model experiments on longitudinal distribution of lateral force on a ship hull were carried out with the segmented model. Later...