plaxİs programi İle gÜvenlİk analİzİ yapilmasi.docx
TRANSCRIPT
-
8/13/2019 PLAXS PROGRAMI LE GVENLK ANALZ YAPILMASI.docx
1/16
PLAXS PROGRAMI LE GVENLK ANALZ YAPILMASI
Problem-2
Problemin bu ksmnda Kil Zeminin Krlma ayla(=34)Zemindavran incelenmitir.
-
8/13/2019 PLAXS PROGRAMI LE GVENLK ANALZ YAPILMASI.docx
2/16
PLAXIS 8.x Professional version 2
Table of Contents
1. General Information .......................................................................................................................................... 3
2. Geometry ........................................................................................................................................................... 4
3. Structures .......................................................................................................................................................... 5
4. Loads & boundary conditions ............................................................................................................................ 6
5. Mesh data .......................................................................................................................................................... 7
6. Material data ..................................................................................................................................................... 9
7. Calculation phases ........................................................................................................................................... 11
-
8/13/2019 PLAXS PROGRAMI LE GVENLK ANALZ YAPILMASI.docx
3/16
PLAXIS 8.x Professional version 3
1. General Information
Table [1] Units Table [2] Model dimensions
Type Unit
Length
Force
Time
m
kN
day
Table [3] Model
Model Plane strain
Element 15-Noded
min. max.
X
Y
0,000
0,000
30,000
10,000
-
8/13/2019 PLAXS PROGRAMI LE GVENLK ANALZ YAPILMASI.docx
4/16
PLAXIS 8.x Professional version 4
2. Geometry
Fig. 1 Plot of geometry model with significant nodes
Table [4] Table of significant nodes
Node no. x-coord. y-coord. Node no. x-coord. y-coord.
1
925
37
20
0,000
17,000
2,000
0,000
0,000
10,000
2,000
2,000
1749
1360
1057
30,000
30,000
19,000
10,000
0,000
10,000
-
8/13/2019 PLAXS PROGRAMI LE GVENLK ANALZ YAPILMASI.docx
5/16
-
8/13/2019 PLAXS PROGRAMI LE GVENLK ANALZ YAPILMASI.docx
6/16
PLAXIS 8.x Professional version 6
Table [6] Beams
Plate no. Data set Length
[m]
Nodes
1 Lesson 1 - Footing 2,000 925, 1057.
4. Loads & boundary conditions
Fig. 4 Plot of geometry with loads & boundary conditions
Table [7] Node fixities
KL
-
8/13/2019 PLAXS PROGRAMI LE GVENLK ANALZ YAPILMASI.docx
7/16
PLAXIS 8.x Professional version 7
Node
no.
Sign Horizontal Vertical Node
no.
Sign Horizontal Vertical
1 # Fixed Fixed 905 # Fixed Fixed
1360 # Fixed Fixed 1021 # Fixed Fixed
36 # Fixed Fixed 1163 # Fixed Fixed
47 # Fixed Fixed 1199 # Fixed Fixed
83 # Fixed Fixed 1359 # Fixed Fixed
167 # Fixed Fixed 20 || Fixed Free
183 # Fixed Fixed 1749 || Fixed Free
277 # Fixed Fixed 1724 || Fixed Free
347 # Fixed Fixed 1687 || Fixed Free
495 # Fixed Fixed 1649 || Fixed Free
531 # Fixed Fixed 1571 || Fixed Free
685 # Fixed Fixed 1467 || Fixed Free
801 # Fixed Fixed
Table [8] Distributed loads A
Loads
no.
First node qx
[kN/m/m]
qy
[kN/m/m]
Last node qx
[kN/m/m]
qy
[kN/m/m]
1 925 0,000 0,000 1057 0,000 0,000
5. Mesh data
-
8/13/2019 PLAXS PROGRAMI LE GVENLK ANALZ YAPILMASI.docx
8/16
PLAXIS 8.x Professional version 8
Fig. 5 Plot of the mesh with significant nodes
Table [9] Numbers, type of elements, integrations
Type Type of element Type of integration Total
no.
Soil 15-noded 12-point Gauss 206
Plate 5-node line 4-point Gauss 2
-
8/13/2019 PLAXS PROGRAMI LE GVENLK ANALZ YAPILMASI.docx
9/16
PLAXIS 8.x Professional version 9
6. Material data
Fig. 6 Plot of geometry with material data sets
Table [10] Soil data sets parameters
Mohr-Coulomb 1
Lesson 1 - Sand
2
Lesson 2 - Clay
3
Lesson 6 - Deep
Sand
Type Drained Drained Drained
unsat [kN/m] 17,00 16,00 17,00
sat [kN/m] 20,00 18,00 21,00
-
8/13/2019 PLAXS PROGRAMI LE GVENLK ANALZ YAPILMASI.docx
10/16
-
8/13/2019 PLAXS PROGRAMI LE GVENLK ANALZ YAPILMASI.docx
11/16
PLAXIS 8.x Professional version 11
No. Identification EA EI w Mp Np
[kN/m] [kNm/m] [kN/m/m] [-] [kNm/m] [kN/m]
1 Lesson 1 - Footing 7,6E6 24000,00 5,00 0,00 1E15 1E15
7. Calculation phases
Table [12] List of phases
Phase Ph-No. Start
phase
Calculation type Load input First step Last step
Initial phase 0 0 - 0 0
Gravity Loading 1 0 Plastic Total multipliers 1 2
Temel Ve Yk 2 1 Plastic Staged construction 3 12
GS 3 2 Phi/c reduction Incremental multipliers 13 112
Table [13] Staged construction info
Ph-No. Active clusters Inactive clusters Active beams Activegeotextiles
Active anchors
0 1.
2 1. 1.
Table [14] Control parameters 1
Ph-No. Additional steps Reset displacements
to zero
Ignore undrained
behaviour
Delete intermediate
steps
1
2
3
250
250
100
No
Yes
No
Yes
No
No
Yes
Yes
Yes
-
8/13/2019 PLAXS PROGRAMI LE GVENLK ANALZ YAPILMASI.docx
12/16
-
8/13/2019 PLAXS PROGRAMI LE GVENLK ANALZ YAPILMASI.docx
13/16
PLAXIS 8.x Professional version 13
Ph-No. Displ. Load A Load B Weight Accel Time s-f
3 1,0000 1,0000 1,0000 1,0000 0,0000 0,0000 1,3795
Temel ve Yk Adm iin Toplam yerdeitirme Diyagramnn Glgelendirme ile
Gsterimi
-
8/13/2019 PLAXS PROGRAMI LE GVENLK ANALZ YAPILMASI.docx
14/16
PLAXIS 8.x Professional version 14
Temel ve Yk Adm iin Toplam yerdeitirme Diyagramnn Oklar ile Gsterimi
-
8/13/2019 PLAXS PROGRAMI LE GVENLK ANALZ YAPILMASI.docx
15/16
PLAXIS 8.x Professional version 15
Kil Zeminde Gvenlik Analizi Sonucu Zemin iin Gvenlik KatsaysnnBelirlendii Tablo
GS Yaklak Olarak=1,38 Bulunmutur.
-
8/13/2019 PLAXS PROGRAMI LE GVENLK ANALZ YAPILMASI.docx
16/16
PLAXIS 8.x Professional version 16
Sonu Olarak ; lk Zemimiz Kum Olduundan Pik Noktas Yaparak Gerilme ekil deitirme
Erisi Mhendislik olarak Makul diyebileceimiz Zemin davran ortaya
Koymutur.
kinci Zeminimiz Kil olduundan Temel naat Dersinde grdmzzereKil Zemin davrannn Gelirme ekil deitirme erisi Dier parametreleri
gz nne Almadan Mhendislik Olarak Pek bir Anlam ifade Etmeyebilir
Dyagram zerindede Grdmz zere Gevrek Bir krlma Yaparak
Gme yapar.