Cutting and Packing
Ant colony optimisation and local search for bin-packing and cutting stock problems
... Bin Packing Problem and the Cutting Stock Problem are two related classes of NP-hard combi- natorial optimisation ...Bin Packing and Cutting Stock ...
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A NEW SOFT SET BASED PRUNING ALGORITHM FOR ENSEMBLE METHOD
... orthogonal packing problem in general case. Are described packing methods developed for formation of placement schemes during solving the rectangular cutting and orthogonal packing problems of ...
10
Design of High Cleanliness Globe Valve with Sine Mechanism Drive
... (1): O sealing ring 10 has the advantages of simple and reliable, and form a seal pair with the end surface of the valve body. There is only in-situ reciprocating movement between the sealing interface, and the contact ...
12
Study of Chip Reduction Coefficient in Boring Operation Using Metal Laminates at the Tool-Holder Interface
... varying cutting conditions were conducted using the High Precision Lathe machine NH 22 in dry ...different cutting speeds using 1-6 layers of packing sheets at the tool-tool holder interface made up ...
8
Bedtime stories from a glassblower
... In the years before I left school, I would work prior to Christmas in the factory, packing glass or cutting it and helping sort and make medical sundries... There always seemed to be tha[r] ...
32
High Multiplicity Strip Packing
... using packing algorithms often include a small number of di ff erent types of ...a packing algorithm can group identical products together and pack the groups, instead of packing individual ...bin ...
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Control of the Cutting Forces in Turning by Entry Angle and Cutting Inserts Geometry
... thrust cutting force with entry angle, what is p a rtic u la rly im p o rta n t w hen tu rn in g lean workpieces (high ratio length/diameter), and thin wall ...f cutting depth, form idably reduces the ...
6
Investigations of Ultrasonic Vibration cutting of Ti-6Al-4V (TC4)
... traditional cutting process the UV cutting has shown its promising advantages in increasing tool life ,improving surface finish,reducing cutting forces and enhancing machining ...the cutting ...
5
The possibilities for measurement of saw blades wearing
... of cutting process – new surfaces formation on the machined material, is obtained by mechanical disturbances of a solid body – work piece (Rousek, ...normal cutting surface and it fi nally infl uences the ...
8
Injection Mould Analysis in Reducing Warpageof Nylon PA66 Side ArmsUsing Taguchi Method and ANOVA
... There are a number of possible factors that have significant effects onwarpagein injection moulding which are fillingtime, mould temperature, gate dimensions, melt temperature,packing pressure and packing ...
6
On-Line Sequential Bin Packing
... Our goal is to extend the usual bin packing problems to situations in which one can handle only one bin at a time, and items must be processed immediately so they cannot wait for bin changes. To motivate the ...
21
Packing tree degree sequences
... Packing degree sequences is related to discrete tomogra- phy. The central problem of tomography is to reconstruct spatial objects from lower dimensional projections. The discrete 2D version is to reconstruct a ...
8
Homomorphic Recommendations for Data Packing
... On the other hand, direct access to private data by the service provider has potential privacy risks for the users since the data can be processed for other purposes, transferred to th[r] ...
11
Scaling and packing on a chip multiprocessor
... There are five additional packing states, called configurations. The first configuration has 4 active cores. It is denoted as ×4—read as “by 4” cores. In the next configuration, ×3, only 3 cores are active. ...
8
ABSTRACT: In order to improve the cutting temperature in the cutting process, adverse effects of the cutting
... the cutting temperature in the cutting process, adverse effects of the cutting tool and the workpiece, it is better to join the cooling factors in the cutting to achieve a better ...
5
Intelligent design and simulation of roadheader cutting head
... When cutting head of roadheader conducts parametric analysis, the system first calls ANSYS/LS-DYNA dynamic analysis module, calls APDL analysis command stream to mesh the cutting head, define element type ...
7
Parametric Effects and Optimization of Machining Parameters in Hard Turning: A Literature Review
... of cutting fluid ...the cutting process behavior such as tool variables (tool materials, cutting edge geometry, clearance angle, nose radius, ...hardness), cutting conditions (cutting ...
9
Exploring sprouting and growth response of ixora stem cuttings (ixora cocccinea)
... sprouts cutting -1 , mortality percentage treatment -1 , number of leaves cutting -1 , rooting percentage treatment -1 , number of roots cutting -1 and fresh weight of roots cutting -1 ...
6
INFLUENCE OF SELECTED CUTTING CONDITIONS ON CUTTING FORCES
... of cutting pro- cess relations with regard to cutting forces enables not only to optimize the particular process param- eters successfully but also to prevent critical situa- tions in the area of work ...
7
Removal of azithromycin from wastewater using advanced oxidation processes (UV/H2O2) and moving-bed biofilm reactor (MBBR) by the response surface methodology (RSM)
... The results of this phase of the experiments are presented in Table 2 and Fig. 2. At this stage, the effects of MLSS concentration (1,000, 2,000, and 3,000 mg/l) on the removal efficiency of azithromycin were ...
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