dc.contributor.author |
Geekie, Adrian
|
|
dc.contributor.author |
Steyn, Herman
|
|
dc.date.accessioned |
2008-07-16T07:14:00Z |
|
dc.date.available |
2008-07-16T07:14:00Z |
|
dc.date.issued |
2008-05 |
|
dc.description.abstract |
Methods for sizing project and feeding buffers for critical chain project management
are investigated. Experiments indicate that – in the absence of bias, and for certain
classes of bias – buffer consumption is independent of the mean duration of a chain.
Generally the popular method – a buffer size equal to 50% of the longest path
leading to it – gives rise to excessively large buffers. Buffers sized according to the
square root of the sum of squares perform well in the absence of bias, but with bias
present the performance is unacceptably poor. A new approach to buffer sizing is
proposed. |
en |
dc.description.abstract |
Metodes vir groottebepaling van projek- en saamvloeibuffers vir kritieke-ketting
projekbestuur word ondersoek. Eksperimente dui daarop dat – in die afwesigheid van
onewewigtigheid, en vir sekere tipes onewewigtigheid – bufferverbruik onafhanklik
is van die gemiddelde lengte van ’n ketting. Oor die algemeen veroorsaak die
metode van buffergrootte – gelyk aan 50% van die langste pad wat tot die buffer lei
– onnodige groot buffers. Buffers bepaal met die metode van die vierkantswortel van
die som van kwadrate, vaar goed in die afwesigheid van onewewigtigheid, maar vaar
onaanvaarbaar swak wanneer onewewigtigheid teenwoordig is. ’n Nuwe metode vir
die bepaling van buffergrootte word voorgestel. |
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dc.format.extent |
397997 bytes |
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dc.format.extent |
249876 bytes |
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dc.format.mimetype |
application/pdf |
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dc.identifier.citation |
Geekie, A & Steyn, H 2008, ‘Buffer sizing for the critical chain project management method', South African Journal of Industrial Engineering, vol.19, no.1, pp. 73-88. [http://www.journals.co.za/ej/ejour_indeng.html] |
en |
dc.identifier.issn |
1012-277X |
|
dc.identifier.uri |
http://hdl.handle.net/2263/6163 |
|
dc.language.iso |
en |
en |
dc.publisher |
Southern African Institute for Industrial Engineering |
en |
dc.rights |
Southern African Institute for Industrial Engineering |
en |
dc.subject |
Critical chain project management |
en |
dc.subject.lcsh |
Project management |
|
dc.subject.lcsh |
Production scheduling |
|
dc.title |
Buffer sizing for the critical chain project management method |
en |
dc.type |
Article |
en |