二.有關(guān)網(wǎng)絡(luò)圖的計(jì)算1、雙代號(hào)網(wǎng)絡(luò)圖的計(jì)算2、單代號(hào)網(wǎng)絡(luò)圖的計(jì)算3、計(jì)算雙代號(hào)時(shí)標(biāo)網(wǎng)絡(luò)圖總時(shí)差的計(jì)算4、單代號(hào)搭接網(wǎng)絡(luò)圖的計(jì)算1Z203023工程網(wǎng)絡(luò)方案有關(guān)時(shí)間參數(shù)的計(jì)算ES起始工作=0 ES=MAX{EF緊前工作}EF=ES＋D本工作TC=MAX{EF終止工作} TP=TC或合同工期LF終止工作=TP LF=MIN{LS緊后工作}LS=LF－D本工作TF=LF－EF=LS－ESFF=MIN{ES緊后工作}－EF本工作參見?水利水電工程工程管理與實(shí)務(wù)?P1811Z203023工程網(wǎng)絡(luò)方案有關(guān)時(shí)間參數(shù)的計(jì)算ESj=MAXEFi+FTSi,jESi+STSi,jEFi+FTFi,j－DjESi+STFi,j－DjLSi=LFj－

DiLFi=MINLSj－

FTSi,jLSj+Di－

STSi,jLFj－

FTFi,jLFj+Dj

－

STFi,jEFj=ESj+Dj1Z203023工程網(wǎng)絡(luò)方案有關(guān)時(shí)間參數(shù)的計(jì)算LAGi,j=MINESj－

EFi－FTSi,jESj－

ESi－STSi,jEFj－EFi－FTFi,jEFj－

ESi－STFi,jFFi=MIN{LAGi,j}TF=LF－EF=LS－ES12345ADCF6BE68125741429291461.雙代號(hào)網(wǎng)絡(luò)方案工作時(shí)間參數(shù)計(jì)算0EFESLSLFTFFF66181814192518292520252518181814101866025606最早時(shí)間:從左到右，相加(EF)、取大ES(箭頭)；最遲時(shí)間:從右到左，相減(LS)、取小(LF)(箭尾)。04040012345ADCF6BE681257406141825292925181860２.雙代號(hào)網(wǎng)絡(luò)方案結(jié)點(diǎn)計(jì)算LTETET(開始)LT(結(jié)束)最早時(shí)間：從左到右，相加取大；最遲時(shí)間：從右到左，相減取小。1A62B83C124D55E76F4ES61461825291918EF1825LAG=4LAG=6３.單代號(hào)網(wǎng)絡(luò)方案計(jì)算1A06292525202518141060186LFLS時(shí)間間隔LAGi-j=ESj－EFi FF=MIN{LAG緊后工作}460000LAG=006TFFF123456789101112網(wǎng)絡(luò)計(jì)劃12345678910111212345687910４.雙代號(hào)時(shí)標(biāo)網(wǎng)絡(luò)方案的關(guān)鍵線路〔從右到左〕關(guān)鍵線路＝?jīng)]有波形線的線路123456789101112網(wǎng)絡(luò)計(jì)劃12345678910111212345687910TF=4TF=2TF=2TF=1TF=1５.雙代號(hào)時(shí)標(biāo)網(wǎng)絡(luò)方案計(jì)算總時(shí)差(總時(shí)差)TF=MIN{TF緊后工作}+FF本工作最遲時(shí)間＝最早時(shí)間＋總時(shí)差1A62B83C124D55E76F4ES-11814422262314EF2611STS=4STS=4３.單代號(hào)搭接網(wǎng)絡(luò)方案計(jì)算1A06322829243326761372614LFLS660010FTS=1005TFFFFTF=1STS=14FTF=6STF=600st08322531277fin0323232322