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Search: WFRF:(Hulthén Erik 1980) > (2015-2019) > DEM Modelling and S...

LIBRIS Formathandbok  (Information om MARC21)
FältnamnIndikatorerMetadata
00003613naa a2200397 4500
001oai:research.chalmers.se:ccca13a7-c5e4-4a8b-8bf7-f998c68cf5f8
003SwePub
008171007s2015 | |||||||||||000 ||eng|
009oai:DiVA.org:hb-14950
024a https://research.chalmers.se/publication/2251302 URI
024a https://urn.kb.se/resolve?urn=urn:nbn:se:hb:diva-149502 URI
040 a (SwePub)cthd (SwePub)hb
041 a engb eng
042 9 SwePub
072 7a kon2 swepub-publicationtype
072 7a vet2 swepub-contenttype
100a Davoodi, Ali,d 1984u Chalmers tekniska högskola,Chalmers University of Technology4 aut0 (Swepub:hb)alda
2451 0a DEM Modelling and Simulation of Banana Screen Classification Efficiency
264 1c 2015
520 a Banana screens are popular and frequently used in minerals processing. The screens are characterized by a high separation capacity and low maintenance need. The operation of screening usually takes place after crushing operation. The banana screens have multiple panels with variable slope which enables the feed material to flow rapidly resulting in a high screening rate. The difference between banana screens and other screens is that in banana screens the screen cut size varies with the changing slope of the decks. There are a number of factors affecting the screening operation; the deck panel slope progression, screen deck material, aperture shape, vibrational motion, open area, thickness of deck, feed rate and material properties.The aim of this paper is to simulate the screening performance by using the Discrete Element Method (DEM) and to analyse different motions that affect screening operation efficiency. Three decks with different slopes have been used and two different motions, linear and elliptical, have been evaluated at one feed rate. Figure 1 shows the overview of DEM simulation of screening process. Design of Experiment (DoE) has been used to evaluate the factors that control the value of parameters. The results show that the classification efficiency can be evaluated by conventional comparison between the feed particle size distribution and each of the product streams. The resolution of the model also enables the calculation of a critical efficiency criteria position along the screen deck. This position can be used to define a screening robustness factor. The passage probability and stratification behaviour can also be evaluated.
650 7a TEKNIK OCH TEKNOLOGIERx Maskinteknik0 (SwePub)2032 hsv//swe
650 7a ENGINEERING AND TECHNOLOGYx Mechanical Engineering0 (SwePub)2032 hsv//eng
653 a DEM
653 a Banana screen
653 a Discrete Element Method
653 a Classification Efficiency
653 a Separation.
700a Quist, Johannes,d 1985u Chalmers tekniska högskola,Chalmers University of Technology4 aut0 (Swepub:cth)jquist
700a Hulthén, Erik,d 1980u Chalmers tekniska högskola,Chalmers University of Technology4 aut0 (Swepub:cth)huleri
700a Bengtsson, Magnus,d 1973u Chalmers tekniska högskola,Chalmers University of Technology4 aut0 (Swepub:hb)mnbe
700a Evertsson, Magnus,d 1967u Chalmers tekniska högskola,Chalmers University of Technology4 aut0 (Swepub:cth)cme
710a Chalmers tekniska högskolab Chalmers University of Technology4 org
773t Minerals Engineeringx 0892-6875
856u https://research.chalmers.se/publication/225130y Abstract
8564 8u https://research.chalmers.se/publication/225130
8564 8u https://urn.kb.se/resolve?urn=urn:nbn:se:hb:diva-14950

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