手机版

Resource-constrained project scheduling_ Notation, classific(4)

时间:2025-07-09   来源:未知    
字号:

项目进度管理

6

Table1

BasicnotationSymbol ni

q Yi i3j, iYj red j u j pjRq qkqrjkMjpjmRm mkqrjkm

mrjkm

P.Bruckeretal./EuropeanJournalofOperationalResearch112(1999)3±41

De®nition

setofactivities

numberofrealactivities

setofprecedenceortemporalconstraints

directedgraphofprecedenceortemporalconstraintsprecedenceconstraint

setofdirectpredecessorsofactivityjsetofdirectsuccessorsofactivityjprocessingtimeofactivityjsetofrenewableresources

constantamountofavailableunitsofrenewableresourcekperperiodusageofactivityjofrenewableresourceksetofmodes(processingalternatives)ofactivityjprocessingtimeofactivityjinmodemsetofnonrenewableresources

totalamountofavailableunitsofnonrenewableresourcekperperiodusageofactivityjofrenewableresourcekwhenprocessedinmodem

consumptionofactivityjofnonrenewableresourcekwhenprocessedinmodemstarttimeofactivityjschedule

completiontimeofactivityjvectorofcompletiontimessetoftime-feasibleschedulessetofresource-feasibleschedulessetoffeasibleschedules

resourceconsumptionofresourcekofschedule attimetdeadlineforprojectdurationtimehorizon,indexforperiodsperiods

timeintervalcorrespondingtoperiodt

minimum/maximumtimelagbetweenstartofactivitiesiandj

j

1YFFFY n gj

g g1YFFFYgn STSR

S S S rk Yt "d Yt

t 1Y2YFFFY tÀ1Yt minmax

adijdij

Likewise,for Áandw ÁYÁwewrite andw ,respectively.Examples: mY1Y1 mYI

mresources,1unitofeachresourceavailable,eachactivityrequiresatmost1unitoftheresources

mresources,unlimitednumberofresourceunitsavailable(i.e.,therearenoexplicitresourceconstraints,e.g.inresourceleveling)oneresource

processingtimes,pre generalprecedencecon-straints,etc.pj 1pj sto"dpre

h ins,intree,outtree,treeFFFtemp

allprocessingtimes(activitydurations)areequaltoonestochasticprocessingtimesdeadlineforprojectdurationprecedenceconstraintsbe-tweenactivities

precedencerelationsbetweenactivitiesarespeci®edby

chains,intree,outtree,treeFFFgeneraltemporalconstraintsgivenbyminimumandmaxi-mumstart±starttimelagsbe-tweenactivities

1

b:Activitycharacteristics:Weuseestablishednotationsfrommachinescheduling(cf.[77])likepj

…… 此处隐藏:21字,全部文档内容请下载后查看。喜欢就下载吧 ……
Resource-constrained project scheduling_ Notation, classific(4).doc 将本文的Word文档下载到电脑,方便复制、编辑、收藏和打印
×
二维码
× 游客快捷下载通道(下载后可以自由复制和排版)
VIP包月下载
特价:29 元/月 原价:99元
低至 0.3 元/份 每月下载150
全站内容免费自由复制
VIP包月下载
特价:29 元/月 原价:99元
低至 0.3 元/份 每月下载150
全站内容免费自由复制
注:下载文档有可能出现无法下载或内容有问题,请联系客服协助您处理。
× 常见问题(客服时间:周一到周五 9:30-18:00)