《[精选]生产管理ProjectManagement(1)26783.pptx》由会员分享，可在线阅读，更多相关《[精选]生产管理ProjectManagement(1)26783.pptx（43页珍藏版）》请在taowenge.com淘文阁网|工程机械CAD图纸|机械工程制图|CAD装配图下载|SolidWorks_CaTia_CAD_UG_PROE_设计图分享下载上搜索。
1、 By:Prof.Y.Peter Chiu Project Management HOMEWORK SOLUTION 1#3(a)(b)CP=A B D F G(17)2#3=Where is not needed for solution,but it is the slack time.(c)ABCDEFHG012 3 456 78 910 11 12 13 14 15 16 17 183#4A=3B=2E=6P2=0D=4C=5P1=0G=5F=1K=5H=3I=4P3=0J=40 31 43 87 12347800227 78 822887127128 128 1381291313 1
2、617 1421271713 1713 171617161717172121*4(a)A B C AD AE BF C，DG D，EH F，GI F，GJ H，I，K，LK BL(b)A-C-F-H-JA-C-F-I-JA-D-F-H-JA-D-F-I-JA-D-G-H-JA-D-G-I-JB-E-G-H-JB-E-G-I-J B-K-JL-J16171516192020211114*#45#4(c)Activities ti ESi SFi LSi LFi SlackABCDEFGHIJKL325461534451000332881313172032878913161721710107421
3、28141317127421288131317172117171041040100107CP=B-E-G-I-J6#5(a)ActivitiesImmediatePredecessorABCDEFGHIABDA，EDC，FC，F，G7#5(b)ABP1DEGCFP2IH8#6(a)(b)CP=A E G(78)C FG(78)9#6(c)(d)A,B,C,E,F 323077 785810#8A=3C=1P=0B=5D=4E=3F=3H=4G=20033338837488888881212891112121215151213161715151717A-B-P-D-F-G11#812=Where
4、 is not needed for solution,but it is the slack time.#8ABCDEFHG012 3 456 78 910 11 12 13 14 15 16 17 1813#817 ABDFG3543223221$50 125 125 120 100ReduceA 32 costs$50G 21 costs$100Total$150*CP A-B-D-F-G A-B-D-H(a)14#815ABDFGH254314232212$125 125 120 150*If we consider“F”then we must consider“H”along wi
5、th“F”.ReduceB by 2D by 1*(why?)(why not 2?)(refer to Gantt Chart)(a)15#8(a)cost$125*2(B)$125*1(for D)Total$375CP A-B-D-F-G A-B-D-H A-B-E-F-G A-B-E-HTimeCPActivitiesCourent timeExpedited timecost12 ABDEFGH23333142322212$125 50 120 15016#8(a)One can consider D&E for$175/wk or F&H for$270/wk.return$150
6、 per weak.(b)Activity Normal costABCDEFGH#$200 600 100 650 450 500 500 60017#8(b)Direct cost$3600 for 17 days.For 12 days optimal project scheduleAddAGBD1121$50=50$100=100$125=250$125=125$525Direct cost$3600+$525=$4125 for 12 days.Indirect cost$150*12=$1800Total costs=$5925.vs.$6150#18#10(a)19#10(b)
7、ActivitiesABCDEFGAA，BCE，Fti ES EF LS LF Slack3221304526282000032323058322130775858780110333230583232307858587801101000CP=A-P1-E-GC-F-G20#10：A-E-G:CP：C-F-G:CP：A-D21#10Time Act.Current Exp.-time cost/dy78 A-E-GC-F-GACEFG32302628202630202418$50 110 40 75Reduce G one day cost$75.CP：A-D*A-E-G C-F-G*22#10
8、Time Act.Current Exp.-time cost/dy77 A-DA-E-GC-F-GACDEFG323045262819263040202418$50 60 110 40 75*Reduce A&F by 4 day cost$90*4=$360.23#10Time Current Exp.-time cost Activities CP73A-DA-E-GC-F-GACDEFG283045262419263040202418$50$60$110$75DONE Original 78 days cost$3300+$100(78)=$11,100New expedited pr
9、oject scheduce 73 days.Cost Direct cost+75+360=$3735Indirect 73*$100=$7300Total：$11,035.24#18PrTI(25 15)=10=?E(TI)=9.17 Var(TI)=4.69 PrZ 0.383=(0.50+0.1492)=0.649(P.530)25#19(a)By lnspection CP=A B E G H(25)E=626#19(b)Pr T 28 weeks|CP=ABEGH=？Pr T 32 weeks|CP=ABEGH=？27#19(c)A B E G H Length=26.5 2A-B
10、-E-G-H=7.860=2.804 PrZ=0.535=0.7037=70.37 PrZ=1.962=0.9751=97.51 PrT X weeks|CP=ABEGH=95=1.645 X=31.11 weeks Z#28#20(a)All PATHS A-C-E 14 A-D-E 10 B-D-E 12 B-F-G 15 A-F-G 13(b)B-F-G*(c)29#20(d)A-C-E 14 2=4.7B-F-G 15 2=5.8(e)A-C-E 14,2=4.7A-D-E 10,2=3.3A-F-G 13,2=5.8B-F-G 15,2=5.8B-D-E 12,2=3.3PrT 20
11、=(.9972)(1.000)(.9982)(.981)(1.000)=0.976#30#20(f)(d)A-C-E(e)B-F-Gare Independent(d)is likely to be the most accurate 31#21From#3CP=A B D F G 32#21(a)(b)A-B-D-F-G=17 2A-B-D-F-G=2.52 Ans(b)33#21(c)Pr T 20 weeks|CP=A B D F G=Pr Z=1.89 Pr T X week=85%=0.9706 Ans(c)(d)Z=1.037 X=18.65(weeks)Ans(d)34(a)(b
12、)CP=A B D F H(41 days)#3035(c)Indirect costs=$200 per day 0 62225 2731391618#3036(c)Choose B,reduce 4 days,from 10 to 6When B+D=6+6=12 CP=ABDFH=37&ACFH=37Cost 66.67*4=$266.67Save$200*4=$800#3037(c)B C=192；D C=225；Choose F=$110$200 best reduce F by 2 days,from 9 to 7 CP=ABDFH=35 ACFH=35 ABEG=6+6+9+14
13、=35 cost 110*2=$220 save$200*2=$400#3038(c)B C=192 200 by 2 day cost 192*2=384 save 200*2=400 Total costs=266.67+220+384=870.67 Savings=800+400+400=1600 Net savings=729.23#3039 A B D F H(41)200+600+625+700+200+400+1000+1100+$200(41)=$13025Original Direct$4825 Indirect$200*41 Original Costs$13,025#3040#30Expedited Costs Original$4825+Expedited Costs$267(4*B)220(2*F)384 2*(B+C)$871+Indirect Costs$200*(33)=$6600$12,296=Net savings$729=Time saved 41-33=8(days)41 The End42演讲完毕，谢谢观看！