earned value method usingmp_a
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TS.LUONG DUC LONG 1
Chuyn
7:
THEO DOI D
AN-
Phan Nng Cao(EARNED VALUE METHOD USING MS
PROJECT)
Tac gia: TS. Lng c Longai hoc Bach Khoa TPHCMKhoa Ky Thuat Xay Dng.luongduclong@hcmut.edu.vn
-
TS. LUONG DUC LONG 2
IEU KHIEN KIEM SOAT D
AN: PHNG PHAP GIA
TR AT C
(EARNED VALUE METHOD)
Tac gia: TS. Lng c Longai hoc Bach Khoa TPHCMKhoa Ky Thuat Xay Dng.luongduclong@hcmut.edu.vn
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TS. LUONG DUC LONG 3
Phng phap gia tr at c (Earned Value method-EVM) c dung e ang gia tong the hieu qua thc hien cua d an tai thi iem xem xet. EVM c thc thi bang viec phan tch chi ph va tien o thc hien vi ke hoac ban au (ke hoach c s Baseline schedule) Gia tr at c BCWP (Budget Cost for Work Performed) cua cong viec c tnh bang cach nhan phan tram khoi lng cong viec a thc hien cho ti thi iem hien tai vi chi ph d tru e thc hien phan viec o. Gia tr nay goi la chi ph d tru e thc hien phan viec a c lam xet en thi iem cap nhat.
1.Gii thieu : PHNG PHAP GIA
TR AT C
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TS. LUONG DUC LONG 4
V
du
1:Ch
ph
d
tru
e
hoan thanh 1 hang muc trong 9 ngay la
1500 USD. Hom nay la
ngay th
9 a thc hien cac phan viec cua hang muc. Tuy nhien en luc nay mi chi ph
het
1350USD va
c lng ch
thc hien c 2/3 khoi lng cong viec.
BCWP= 2/3*1500=1000USD.
V
du
2: Ch
ph
d
tru
e
hoan thanh 1 hang muc trong 9 ngay la
1500 USD. Hom nay la
ngay th
8 a thc hien cac phan viec cua hang muc. Luc nay chi ph
thc te
la
1350USD va
c lng ch
thc hien c 2/3 khoi lng cong viec.BCWP= 2/3*1500=1000 USD.
Bat ke nha thau lam nh the nao. So tien nha thau nhan c t CT cho phan viec a lam ch la BCWP.
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TS. LUONG DUC LONG 5
2. Cac ky
hieu trong phng phap EVMBCWS = Chi ph theo k hoch (Budget Cost for Work Scheduled-BCWS). BCWS c ly bng gi tr chi ph tch ly n thi im cp nht theo tin ban u.
BCWP= Chi ph thu c hay gi tr t c cho cng vic thc hin ( tin nh thu s c CT chi tr) (Budget Cost for Work Performed BCWP)
ACWP= Chi ph thc t cho cng vic thc hin (Actual Cost for Work Performed ACWP)
BAC= Chi ph hon thnh d n theo k hoch(Budged At Completion -BAC)
EAC= Chi ph c tnh hon thnh d n theo thc t (Estimated At Completion - EAC)
CV= Chnh lch chi ph (Cost Variance CV)SV= Chnh lch tin v khi lng (Schedule Variance - SV) VAC= Chnh lch chi ph hon thnh d n (Variance At Completion VAC)
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TS. LUONG DUC LONG 6
So sanh gia tr at c BCWP vi ACWP (chi ph thc teActual Cost for Work Performed) e anh gia hieu quas dung chi ph (vt chi ph, hay tiet kiem chi ph)CV (Cost Variance) chenh lech chi ph = s khac nhau gia chi ph thc hien cong viec en thi iem cap nhat (BCWP) va chi ph thc te thc hien cong viec (ACWP).
Neu CV am la
vt chi ph
va
ngc lai
V du 1 (tiep theo) => CV = BCWP -ACWP =1000-1350=-350 => Vt chi ph
3. o lng chi ph
thc hin d
n?
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TS. LUONG DUC LONG 7
So sanh gia tr at c BCWP vi BCWS (chi ph c tnh thc hien phan viec phai c thc hien ung nh kehoach en thi iem xet- Budget Cost For Work Schedule) e anh gia hieu ve mat khoi lng thc hien ( vt khoi lng, hay cham khoi lng) SV (Schedule variance) = chenh lech ve mat khoi lng cong viec => SV=BCWP- BCWS.Neu SV cha at u khoi lng cong viec theo kehoach. Ngc lai
V du 1 (tt): BCWS=1500 (a thc hien xong ngay th 9),BCWP=1000 => SV = BCWP-BCWS=1000-1500=-500 => Cham khoi lng.V du 2 (tt): BCWS=(8/9)*1500 = 1333 (a thc hien xong ngay th 8), BCWP=1000 => SV = BCWP-BCWS=1000-1333=-333 => Cham khoi lng.
4. o lng khi lng thc hin d
n?
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TS. LUONG DUC LONG 8
5. o lng thi gian thc hin d
n?So sanh STWP (thi gian d tru e thc hien phan viec a c hoan thanh - Scheduled Time for Work Performed) va ATWP (Thi gian thc s thc hien phan viec o - Actual Time for Work Performed) e anh gia hieu ve mat thi gian thc hien (cham tien o, hay nhan tien o)
TV (Time Variance ) =
STWP-
ATWP
TV Cham tien o. Ngc lai
V du 1(tt).STWP=2/3*9=6; ATWP=9; TV=STWP-ATWP=-3 (cham tien o
3 ngay)V du 2 (tt)STWP=2/3*9=6; ATWP=8; TV=STWP-ATWP=-2 (cham tien o
2 ngay)
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TS. LUONG DUC LONG 9
Ch so chi ph CPI (Cost Performance Index) = BCWP/ ACWSP>1 th co liCh so tien o SPI (Schedule Performance Index) = BCWP/ BCWS >1 th co liCung co khi ch so nay th tot nhng ch so khi th khong tot. (VD: D an vt tien o nhng chi ph lai s dung cao hn chi ph d tru, hay ngc lai)Ket hp ca hai ch so CPI va SPI => ch so phan anh tnh trang tong the cua d an goi la chi so chi ph tien o(CSI)
CSI= CPI*SPICSI>1 => Tnh trang d
an la
chap nhan c
CSI D
an ang co
van e
6. anh gia
tnh trang tong the
cua d
an
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TS. LUONG DUC LONG 10
V du 1 (tt) nh tren:Ch
ph
d
tru
e
hoan thanh 1 hang muc trong 9 ngay la
1500 USD. Hom nay la
ngay th
9 a lam cong tac. Tuy nhien en luc nay mi chi ph
het 1350USD va
c lng
ch
thc hien c 2/3 khoi lng cong viec.
BCWP= 2/3*1500=1000USD.CV= 1000-1350=-350SV= BCWP-BCWS =1000-1500=-500CPI=BCWP/ACWP=1000/1350= 0.74SPI=BCWP/BCWS=1000/1500=0.67CSI=CPI*SPI=0.49
KL: en thi iem cap nhat, d
an a hoan thanh c phan viec t hn phan viec phai lam theo ke
hoach, vi
chi ph
cao hn chi ph
d
tru
=> D
an ang bao ong, can co
nhng bien phap hu hieu e
giai quyet.
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TS. LUONG DUC LONG 11
Cc ng cong trong phng php EVM
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TS. LUONG DUC LONG 12
7. Cac trng hp co
the
xay ra khi xem xet d
an
a.
Trng hp CV>0, SV>0
b.
Trng hp
CV>0, SV
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TS. LUONG DUC LONG 13
0 Thi iem cap nhat
SV > 0-
Chenh lech khoi lngACWP
Thi gian
Chi ph
CV>0-
Chenh lech chi ph BCWSBCWP
ACWPBCWPBCWS
a. Trng hp CV>0, SV>0
Cho ti thi iem cap nhat, cong tac (hoac tap cong tac/ mot d
an) thc hien vi chi ph
t hn chi ph
d
tru
(ACWPBCWS)
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TS. LUONG DUC LONG 14
ACWPBCWPBCWS
Chi ph
Thi gian0Thi iem cap nhat
CV>0 -
Chenh lech chi ph
SV< 0-
Chenh lech khoi lng
ACWP
BCWS
BCWP
b. Trng hp CV>0, SV
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TS. LUONG DUC LONG 15
Chi ph
0 Thi iem cap nhat
SV > 0-
Chenh lech khoi lngACWP
Thi gian
CV BCWP) va
a hoan tat phan viec nhieu hn so vi phan viec lam theo ke
hoach (BCWP>BCWS).
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TS. LUONG DUC LONG 16
CV
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TS. LUONG DUC LONG 17
8. D
bao tnh hnh thc hien d
an trong tng lai
EVM co the d bao tnh hnh thc hien d an trong tng lai vi k tnh trang hien nay. Chi ph e hoan thanh phan viec con lai (Estimated Cost To Complete -ETC) bang chi ph d tru ban au tr i gia tr cong viec lam c ti thi iem hien tai va hieu chnh bang ch so CPI.
ETC = (BAC-BCWP)/CPI= (BAC-BCWP)*ACWP/BCWP
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TS. LUONG DUC LONG 18
Chi ph tong cong c lng- EAC (Estimate at completion) e hoan thanh hang muc cong trnh latong chi ph thc te (ACWP) + chi ph c tnh e hoan thanh phan viec con lai (ETC Estimated Cost to Completion).
EAC the hien chi ph cuoi cung e hoan thanh cong viec. Trong MP2000 tr ve trc, th EAC= ACWP+ (BAC-BCWP). Nhng MP2002 th EAC c tnh toan ung nhcong thc (*) a neu.
V du 1 (tt): ETC= (1500-1000)/0.74= 676. Vay chi ph
tong cong c
tnh e
hoan thanh hang muc (trong ieu kien nh
a lam khong cai tien) EAC= ETC+ ACWP= 676+ 1350= 2026
EAC=ETC+ ACWPEAC= ACWP+ (BAC-
BCWP)*ACWP/BCWP (*)
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TS. LUONG DUC LONG 19
Neu phan tch EV cho thay d
an vt chi ph
hay cham tien o
th
chu
nhiem ieu hanh d
an phai vach ra phan
viec can lam e
cai thien DA. Cac phng an bao gom: Mn tai nguyen t cac cong tac a thc hien vt mc yeu cau.Lam ngoai giTang ca.Tang nhan lc, tai nguyen thc hien cong tac.To chc lam goi au cho cac cong tac a c lap kehoach lam noi tiep (neu c)Thay oi bien phap thi cong.To chc mot cuoc hop xem ai co e ngh phng thc giai quyet van eCo the la thong bao cho chu au t biet rang d an cho the b cham tien o hay vt chi ph.
9. Cac cong viec can lam e
cai thien tnh hnh thc hien d
an
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TS. LUONG DUC LONG 20
Thi gian Quan he
Chi ph tong cong
Chi ph hang ngay 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
A 3 B 36 12 12 12 12
B 1 - 55 55 55
C 6 (B)FS+1 900 150 150 150 150 150 150 150
D 2 E 60 30 30 30
E 3 B 70 23 23 23 23
F 3 C 75 25 25 25 25
G 9 D; (E)FS+2 45 5 5 5 5 5 5 5 5 5 5
H 11 A;E 2600 236 236 236 236 236 236 236 236 236 236 236 236
I 1 G;H 30 30 30
J 4 F 65 16 16 16 16 16
K 2 H; J 50 25 25 25
L 1 J, (H) FS+1 100 100 100
Chi ph hang ngay 55 35 185 185 416 416 391 391 266 266 266 258 258 258 258 55 125
Chi ph tong cong 55 90 276 461 877 1294 1685 2076 2343 2609 2876 3133 3391 3648 3906 3961 4086
Chi ph hang ngay 55 35.33 185.3 185.3 416.4 416.4 391.4 391.4 266.4 266.4 266.4 257.6 257.6 257.6 257.6 55 125
Chi ph tong cong 55 90.33 275.7 461 877.4 1294 1685 2076 2343 2609 2876 3133 3391 3648 3906 3961 4086
Bay gi gia s, neu vao cuoi tuan le th 8. Ta co mi lam c 33% khoi lng cong viec so vi toan bo d an va mat chi ph la 1613 (trieu). Hoi Tnh hnh d an nh the nao.
V
du
4:
Tien o
thi cong mot d
an Alpha nh
sau. (n v tnh Trieu, Tuan). Nguon tac gia
Lu Trng van
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TS. LUONG DUC LONG 21
Chi ph hang ngay 55 35.33 185.3 185.3 416.4 416.4 391.4 391.4 266.4 266.4 266.4 257.6 257.6 257.6 257.6 55 125
Chi ph tong cong 55 90.33 275.7 461 877.4 1294 1685 2076 2343 2609 2876 3133 3391 3648 3906 3961 4086
Bieu o chi ph hang tuan
55 35
185 185
416 416 391 391
266 266 266 258 258 258 258
55
125
050
100150200250300350400450
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
Tuan
T
r
i
e
u
Bieu o chi ph tch luy ( theo ngan quy)
55 90 276461
8771294
16852076
23432876
31333391
36483906 3961 4086
2609
0500
10001500200025003000350040004500
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
Thanh lap bieu o
ng cong BCWS t
so
mang CPM
Diem BAC
ng cong BCWS
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TS. LUONG DUC LONG 22
Ta co
BCWP=0.33*4086=1349 (trieu); ACWP= 1613 (trieu). Va tai cuoi tuan le th
8 theo o
th ta co
BCWS=2076.
Vay :BCWS = $2,076 ( bang phan tran hoan thanh theo kehoach ban au * chi ph ban au)ACWP = $1,613 ( chi ph thc te tai thi iem cap nhat)BCWP =$1,349 ( Bang phan tram khoi lng thc hoan thanh * chi ph ban au)CV = BCWP ACWP = $1,349 - $1,613 = - $264. SV = BCWP BCWS = $1,349 - $2,076 = -$727.TV = STWP- ATWP= 6.8 -8 =-1.2 ( tuan cham tre)Vay d an ang vt chi ph va cham tien o.
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TS. LUONG DUC LONG 23
Cac ch
so
khac Budgeted Cost at Completion: BAC = $4,086Ch so thc hien chi ph (Cost Performance Index):CPI = BCWP/ACWP = 0.84Ch so thc hien tien o (Scheduling Performance Index): SPI =BCWP/BCWS = 0.6Ch so CSI=CPI*SPI=0.84*0.6=0.504
D
bao chi ph
cho toan bo
d
an (EAC)Chi ph d bao cho s hoan thanh : EAC = ETC + ACWP (trong o ETC la chi ph c c lng ehoan thanh).ETC = Phan con lai cua cong viec/CPI = (BAC -BCWP)/ (CPI) = ($4,085-$1,349)/0.84 = $3,271EAC = $3,271 +$1,613 = $4,883
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TS. LUONG DUC LONG 24
V
du
2: Tien o
thi cong cong trnhBeta tien trien nh
ben di.
STT Cong viec
chi ph
(1000USD)
D ( thang)
Pred Loai ng 1 2 3 4 5 6 7 8 9 10 11 12
1 Phan ngam 24 4 - LT 4 4 8 8TT 2 5 9 5 1
2 Phan ket cau khung 60 6 1 LT 8 8 12 12 10 10TT 2 8 10 14 12
3 Phan hoan thien 16 2 2 LT 8 8TT
Chi ph
(LT) hang thang= 4 4 8 8 8 8 12 12 10 10 8 8Chi ph
(LT) cong don= 4 8 16 24 32 40 52 64 74 84 92 100Chi ph
(TT) hang thang= 2 5 9 7 9 10 14 12Chi ph
(TT) cong don= 2 7 16 23 32 42 56 68
Thi iem cap nhat cuoi thang 8
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TS. LUONG DUC LONG 25
Ch
ph
ngan quy tch luy (BCWS)
4 816
2432
4052
6474
8492
100
0102030405060708090
100110
1 2 3 4 5 6 7 8 9 10 11 12
Thang
1
0
0
0
U
S
D
Ch
ph
ngan quy hang thang
4 4
8 8 8 8
12 1210 10
8 8
02468
101214
1 2 3 4 5 6 7 8 9 10 11 12Thi gian (thang)
1
0
0
0
U
S
D
Ch
ph
thc te
(TT) tch luy (ACWP)
27
1623
3242
56
68
01020304050607080
1 2 3 4 5 6 7 8 9 10 11 12
Thang
1
0
0
0
U
S
D
Ch
ph
tch luy hang thang
25
97
9 10
1412
02468
10121416
1 2 3 4 5 6 7 8 9 10 11 12Thi gian (thang)
1
0
0
0
U
S
D
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TS. LUONG DUC LONG 26
NG CONG TCH LUY BCWP
STT Cong viec chi ph(1000USD)
D ( thang)
Trnht
Gia
tr 1 2 3 4 5 6 7 8 9 10 11 12
1 Phan ngam 24 4 - Phan tram (%) 10 25 80 90 100 100 100 100Tien 2.4 6.0 19.2 21.6 24.024.024.024.0
2 Phan ket cau khung 60 6 1 Phan tram (%) 5 15 25 40 50Tien 3 9 15 24 30
3 Phan hoan thien 16 2 2 Phan tram (%)Tien
BCWP cong don= 2.4 6.0 19.2 24.6 33.039.048.054.0
Ch
ph
tch luy (BCWP)
6.0
19.224.6
33.039.0
48.054.0
0.0
10.0
20.0
30.0
40.0
50.0
60.0
1 2 3 4 5 6 7 8 9 10 11Thang
1
0
0
0
U
S
D
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TS. LUONG DUC LONG 27
Ch
ph
BCWS cong don = 4 8 16 24 32 40 52 64 74 84 92 100Chi ph
ACWP cong don = 2 7 16 23 32 42 56 68Chi ph
BCWP cong don= 2.4 6 19.2 24.6 33 39 48 54
Bieu o
tong hp BCWS-
ACWP-
BCWP
0102030405060708090
100110
1 2 3 4 5 6 7 8 9 10 11 12Thang
1
0
0
0
U
S
D
BCWS
ACWP
BCWP
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TS. LUONG DUC LONG 28
Cac ch
so
lien quan:
ACWP=68; BCWS=64; BCWP=54, BAC( ca cong trnh) =100CPI = BCWP/ACWP= 54/68=0.79 < 1 => Vt chi phSPI= BCWP/BCWS=54/64= 0.84 Cham tien oCV= BCWP- ACWP= 54-68=-14 SV= BCWP-BCWS= 54- 64= -10 ETC (Chi ph c tnh e lam het phan con lai)= (BAC-BCWP)/ CPI= (100-54)/0.79= 58.22EAC (Chi ph tong cong c tnh e hoan tat = Chi phthc te + Chi ph c tnh e hoan tat phan con lai) = ACWP+ETC = = 68+ 58.2=126.2 (1000 USD)
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TS. LUONG DUC LONG 29
Thi tiet xau Thiet b h hong Thieu von Khan hiem nguyen vat lieu c tnh thi gian qua ngan Cac cong viec b chenh mang Thiet b h hong Nhan vien b benh Nhan vien ngh viec
CAC NGUYEN NHAN TRE TIEN O
-
TS. LUONG DUC LONG 30
Chi ph nhan lc cao hnc tnh nguon lc qua thap Vt qua thi gianS dung nhieu nhan lc hnS dung nhieu thiet b hnChi ph nhan lc cao hnChi ph nguyen vat lieu cao hnCac cong viec b chenh mang
VT CHI PH
-
TS. LUONG DUC LONG 31
10. Microsoft Project-
PHAN TCH EVM
Mot cong tac ban au cho la
4 ngay. Cho chi ph
co
nh la
1500. Ta se co
Trong View/ Gantt Chart/Table Entry. Chn Insert 1 ct Fixed Cost
nhp liu
-
TS. LUONG DUC LONG 32
Sau o
ta lu vao BaseLine ta se co
Gi
s, ngy Status Date l
ngy 12/08/2008 tc l
lm c 2 ngy (chnh thc)
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TS. LUONG DUC LONG 33
Neu ta cap nhat cong tac lam c 30%,
vi cach tnh t
ong cua MP la
"Actual cost are always calculated by MP" th
ACWP-
Actual Cost Work Performed
-
Window/split => 2 ca s-Ca s
1: View/Gantt chart/ More Table/ Earned Value/ Insert thm ct % Complete v
Actual Cost-Ca s
2: View/Gantt chart/Entry/ Insert thm ct Fixed Cost
-
TS. LUONG DUC LONG 34
Trong o:+ EAC ( Estimate at completion)
the
hien chi ph
cuoi cung
e
hoan thanh cong viec. Chung ta co
the
e
gia
tr nay cho Microsoft t
tnh toan.
+ BAC ( Budget at completion)
The
hien tong chi ph
cua cong tac theo ke
hoach c s
(Baseline cost). No
cung
chnh la
gia
tr Total Cost khi ta lu ke
hoach c s.+ VAC ( Variance at completion)
The
hien chenh lech chi
ph
gia tong chi ph
cua cong tac theo Baseline
va
tong chi ph
cua cong tac theo Current. VAC= BAC-
EAC.
+ Lu y
BAC( Budgeted at Completion)
cua cong tac= Baseline Cost cua cong tac. Con EAC (Estimated At Completion) = Total Cost cua phng an tien o
hien thi.
-
TS. LUONG DUC LONG 35
Neu ta cap nhat cong tac lam c 50%,
vi cach tnh t
ong cua MP la
"Actual cost are always calculated by MP" th
-
TS. LUONG DUC LONG 36
Neu ta cap nhat cong tac lam c 60%,
vi cach tnh t
ong cua MP la
"Actual cost are always calculated by MP" th
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TS. LUONG DUC LONG 37
Neu nh
ta cap nhat cong tac o
lam 50%, nhng khong s
dung cach tnh mac nh cua MP bang cach xoa
bo
dau tick chon "Actual cost are always calculated by MP 2000"
Ta nhan thay thc te
can en 800 e
hoan thanh khoi lng 50% cua cong tac nay th
ta co
the
nhap vao 800 trong cot Actual Cost
-
TS. LUONG DUC LONG 38
Neu ta nhan thay thc te
can en 800 e
hoan thanh khoi lng 50% cua cong tac nay th
ta co
the
nhap vao 800 trong cot Actual Cost
Nhan xet rang EAC a tang len 1600 va
VAC a la
-100.
V MP2007 hieu la
bay gi
th
cong tac nay c lng phai can 1 lng chi ph
nh
vay mi lam het 100%.Lu : Cost =1550
(v
MP a dung 800 e
lam viec trong 2 ngay, 2 ngay con lai th
MP2007 c
cho la
gia
cu tc 1500*50%=750-> Total Cost (A) theo hien tai =800+750=1550.)
EAC
Cost
-
TS. LUONG DUC LONG 39
BCWP= (Budget Cost for Work Performed)
Quan sat, khi ta nhap % Complete 50%?
Quan sat, khi ta nhap % Complete 40%?
-
TS. LUONG DUC LONG 40
Quan sat, khi ta nhap % Complete 65%?
-
TS. LUONG DUC LONG 41
BCWS-
Budget Cost for Work Scheduled
-
BCWS-
Budget Cost for Work
Scheduled
TS. LUONG DUC LONG 42
-
TS. LUONG DUC LONG 43
BCWS-
Budget Cost for Work Scheduled
ay la
mot ieu ta khong muon, v
theo ly
thuyet ta biet cung ton tai trng hp BCWP > BCWS khi tien o
thc hien nhanh hn ke
hoach.
Cc gii quyt nh th
no?
-
TS. LUONG DUC LONG 44
V du 1 (tt) nh tren bang Microsoft Project:Ch
ph
d
tru
e
hoan thanh 1 hang muc trong 9 ngay
la
1500 USD. Hom nay la
ngay th
9 a lam cong tac. Tuy nhien en luc nay mi chi ph
het 1350USD va
c
lng ch
thc hien c 2/3 khoi lng cong viec.
BCWP= 2/3*1500=1000USD.CV= 1000-1350=-350SV= BCWP-BCWS =1000-1500=-500CPI=BCWP/ACWP=1000/1350= 0.74SPI=BCWP/BCWS=1000/1500=0.67CSI=CPI*SPI=0.49
-
TS. LUONG DUC LONG 45
-
TS. LUONG DUC LONG 46
-
TS. LUONG DUC LONG 47
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TS. LUONG DUC LONG 48
-
TS. LUONG DUC LONG 49
TCPI = (BAC -
BCWP) / (BAC -
ACWP)
Gi tr TCPI (to compltete performance index) ch ra h s ca phn cng vic cha lm vi phn ngn qu cn li.
TCPI > 1 ch ra mt nhu cu tit kim chi ph cho phn vic cn li cho d n (bn c th phi gim bt yu cu cht lng), nu TCPI
-
Recommendation: Nhp Cost cho cng tc bng dng ti nguyn t
khai bo USD (nh dng Material)
TS. LUONG DUC LONG 50
Dng USD (Material) => Ta c
biu
phn b
cost
-
TS. LUONG DUC LONG 51
Dng USD (Material) => Ta c
biu
phn b
Chi Ph
Tch Ly
(Cumulative Cost)
-
TS. LUONG DUC LONG 52
Nu ta mun tnh Actual Cost theo thc t => Turn off c ch
tnh ton t ng MP
-
TS. LUONG DUC LONG 53
Case 1: Quan st trng hp % Complete =50%, v
Actual Cost = 1400. Hm nay l
ngy th
3 lm cng tc theo k
hoch
BCWS? BCWP? ACWP? EAC? REMAINING COST? COST?
-
TS. LUONG DUC LONG 54
Case 2: Quan st trng hp % Complete =35%, v
Actual Cost = 1400.
-
TS. LUONG DUC LONG 55
Case 3: Quan st trng hp % Complete =90%, v
Actual Cost = 1400.
-
TS. LUONG DUC LONG 56
Theo doi va
phan tch cac ch
so
tai chnh trong v du
sau ay. Cho d
an ban au co
cac cong tac co
quan he
logic va
s
dung chi ph
nh
sau:
11. MP2000 MINH HOA -
PP PHAN TCH TR AT C (EARNED VALUED)
-
View/ Resource Sheet/ Khai bo ti nguyn dng Material c
tn USD v
c
gi
1.-
View /Gantt Chart/ Entry/ Nhp tn cng tc/Predecessor/ Gn ti nguyn (Resource Names field)
-
TS. LUONG DUC LONG 57
Bieu o
chi ph
-
Window/split => 2 ca s-Ca s
2: View/Gantt chart/Entry-Ca s
1: View/Resource Graph
-
TS. LUONG DUC LONG 58
Bieu o
kinh ph
tch luy (BCWS)
-
TS. LUONG DUC LONG 59
Tai tuan le th
6, ta co
cac thong so
cua d
an:
Cp nht thng tin ca d
n
Activity Start time
Budget (USD)
Actual Cost(USD)
% Complet
eABCDE
On timeOn timeOn timeOn timeOntime
300200250600400
400180300400200
1001001002020
-
TS. LUONG DUC LONG 60
-
TS. LUONG DUC LONG 61
Cac gia
tr c mo ta
tren thanh ngang (trai la Actual Cost, Tren la
% hoan thanh, di la
Baseline Cost, phai la
Cost cua phng an thc)
-
TS. LUONG DUC LONG 62
Tong chi ph
c lng e
hoan thanh d
an la
EAC cua (Tong cong) = 2280> luc ban au la
1750.SV=BCWP-BCWS=-524 Tien o
thc hien cham hn tien o
ban au.CV=BCWP-ACWP=-530 Chi ph
cho viec thc hien cac cong tac va qua a vt qua
ngan quy.
Slide Number 1IEU KHIEN KIEM SOAT D AN: PHNG PHAP GIA TR AT C (EARNED VALUE METHOD)Slide Number 3Slide Number 4Slide Number 5Slide Number 6Slide Number 7Slide Number 8Slide Number 9Slide Number 10Slide Number 11Slide Number 12Slide Number 13Slide Number 14Slide Number 15Slide Number 16Slide Number 17Slide Number 18Slide Number 19Slide Number 20Slide Number 21Slide Number 22Slide Number 23Slide Number 24Slide Number 25Slide Number 26Slide Number 27Slide Number 28Slide Number 29Slide Number 30Slide Number 31Slide Number 32Slide Number 33Slide Number 34Slide Number 35Slide Number 36Slide Number 37Slide Number 38Slide Number 39Slide Number 40BCWS- Budget Cost for Work ScheduledBCWS- Budget Cost for Work ScheduledBCWS- Budget Cost for Work ScheduledSlide Number 44Slide Number 45Slide Number 46Slide Number 47Slide Number 48Slide Number 49Recommendation: Nhp Cost cho cng tc bng dng ti nguyn t khai bo USD (nh dng Material)Slide Number 51Slide Number 52Slide Number 53Slide Number 54Slide Number 55Slide Number 56Slide Number 57Slide Number 58Slide Number 59Slide Number 60Slide Number 61Slide Number 62
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