Extra.docx

ETABS 2016 Ultimate 32-bit 16.0.3 Build 1567 (Analysis Build 9534/64) File: D:\Fatima tuz Zohra\Pro...ards house--underground water tank14-11-18.LOG

B E G I N 12:03:02

A N A L Y S I S

2016/11/15

RUNNING ANALYSIS AS A SEPARATE PROCESS USING THE ADVANCED SOLVER (PROVIDES LIMITED INSTABILITY INFORMATION) NUMBER OF JOINTS WITH RESTRAINTS WITH MASS NUMBER OF FRAME/CABLE/TENDON ELEMENTS NUMBER OF SHELL ELEMENTS NUMBER OF CONSTRAINTS/WELDS NUMBER OF LOAD PATTERNS NUMBER OF ACCELERATION LOADS NUMBER OF LOAD CASES

= = = = = = = = =

ADDRESSABLE PHYSICAL MEMORY (RAM)

=

PARALLELIZATION OF ANALYSIS OPERATIONS: (Env. variable SAPFIRE_NUM_THREADS NUMBER OF THREADS: STATE (AUTOMATIC) NUMBER OF THREADS: STIFFNESS (AUTOMATIC) NUMBER OF THREADS: EVENT (AUTOMATIC) NUMBER OF THREADS: MOVE (AUTOMATIC) NUMBER OF THREADS: RESPONSE (AUTOMATIC) NUMBER OF THREADS: SOLVE (AUTOMATIC)

= = = = = = =

N O N L I N E A R 12:03:02

S T A T I C

906 33 222 548 720 8 12 9 15 3.884 GB 0) 4 4 4 4 4 4

A N A L Y S I S

CASE: ~P-DELTA STARTING FROM ZERO (UNSTRESSED) INITIAL CONDITIONS LOAD CONTROL TYPE TYPE OF GEOMETRIC NONLINEARITY INCLUDE ELASTIC MATERIAL NONLINEARITY INCLUDE INELASTIC MATERIAL NONLINEARITY USE EVENT STEPPING USE ITERATION USE LINE SEARCH

= = = = = = =

FORCE P-DELTA NO NO YES YES NO

EVENT LUMPING TOLERANCE FORCE CONVERGENCE TOLERANCE (RELATIVE) E L E M E N T 12:03:02

= =

0.010000 0.000100

=

0

F O R M A T I O N

NUMBER OF COUPLED CONSTRAINT EQUATIONS Negative iterations are Constant-Stiffness Positive iterations are Newton-Raphson Saved Null Max Sum Steps Steps of Steps ( 1 50 1.000000) 0 .000000 0 .000000 0 1.000000

Total

Iteration

Relative

Curr Step

Curr Sum

Steps

this Step

Unbalance

Size

of Steps

200

-10/40

1.000000

1.000000

1.000000

0

1

-1 520.606458

1.000000

.000000

0

1

-2

7.929510

1.000000

.000000

0

1

-3

0.216479

1.000000

1.000000

Conv

---------------------------------------BASIC STABILITY CHECK FOR FORCE-CONTROLLED NONLINEAR STATIC LOAD CASES: NUMBER OF NEGATIVE STIFFNESS EIGENVALUES SHOULD BE ZERO FOR STABILITY. (NOTE: FURTHER CHECKS SHOULD BE CONSIDERED AS DEEMED NECESSARY) NUMBER FOUND AT FINAL CONVERGED STATE ----------------------------------------

=

0,

NUMBER OF STIFFNESS FORMATIONS/SOLUTIONS

=

2

TIME TIME TIME TIME TIME TIME TIME TIME

= = = = = = = =

FOR FOR FOR FOR FOR FOR FOR FOR

INITIALIZING ANALYSIS CONTROLLING ANALYSIS UPDATING LOADS AND STATE FORMING STIFFNESS MATRIX SOLVING STIFFNESS MATRIX CALCULATING DISPLACEMENTS DETERMINING EVENTS SAVING RESULTS

TOTAL TIME FOR THIS ANALYSIS

=

0.22 0.11 0.16 0.06 0.12 0.09 0.00 0.00 ---------0.76

OK.

E L E M E N T 12:03:03

F O R M A T I O N

NUMBER OF COUPLED CONSTRAINT EQUATIONS L I N E A R 12:03:03

E Q U A T I O N

=

0

S O L U T I O N

FORMING STIFFNESS AT THE END OF CASE: ~P-DELTA TOTAL NUMBER OF EQUILIBRIUM EQUATIONS NUMBER OF NON-ZERO STIFFNESS TERMS

= =

3237 60870

--------------------------------BASIC STABILITY CHECK FOR LINEAR LOAD CASES: NUMBER OF NEGATIVE STIFFNESS EIGENVALUES SHOULD BE ZERO FOR STABILITY. (NOTE: FURTHER CHECKS SHOULD BE CONSIDERED AS DEEMED NECESSARY, SUCH AS REVIEWING EIGEN MODES FOR MECHANISMS AND RIGID-BODY MOTION) NUMBER OF NEGATIVE EIGENVALUES --------------------------------L I N E A R 12:03:03

S T A T I C

=

0,

C A S E S

USING STIFFNESS AT THE END OF CASE: ~P-DELTA TOTAL NUMBER OF CASES TO SOLVE NUMBER OF CASES TO SOLVE PER BLOCK LINEAR STATIC CASES TO BE SOLVED: CASE: CASE: CASE: CASE: CASE: CASE: CASE: CASE: CASE: CASE: CASE: CASE: CASE:

DEAD LIVE FINISHES+UTLY. WALL EX EY EXPY EXNY EYPX EYNX WATER DEFLECTION ~LLRF

= =

13 13

OK.

E I G E N 12:03:04

M O D A L

A N A L Y S I S

CASE: MODAL USING STIFFNESS AT THE END OF CASE: ~P-DELTA NUMBER OF STIFFNESS DEGREES OF FREEDOM NUMBER OF MASS DEGREES OF FREEDOM MAXIMUM NUMBER OF EIGEN MODES SOUGHT MINIMUM NUMBER OF EIGEN MODES SOUGHT NUMBER OF RESIDUAL-MASS MODES SOUGHT NUMBER OF SUBSPACE VECTORS USED RELATIVE CONVERGENCE TOLERANCE

= = = = = = =

3237 402 12 1 0 24 1.00E-09

FREQUENCY SHIFT (CENTER) (CYC/TIME) FREQUENCY CUTOFF (RADIUS) (CYC/TIME) ALLOW AUTOMATIC FREQUENCY SHIFTING

= = =

.000000 -INFINITYYES

Original stiffness at shift : EV= 0.0000000E+00, f= -INFINITYNumber of eigenvalues below shift = 0 Found mode 1 of 12: EV= 3.5716765E+01, f= 1.051342 Found mode 2 of 12: EV= 5.1579540E+01, f= 0.874865 Found mode 3 of 12: EV= 8.4071620E+01, f= 0.685260 Found mode 4 of 12: EV= 5.8427534E+02, f= 0.259939 Found mode 5 of 12: EV= 8.6001576E+02, f= 0.214253 Found mode 6 of 12: EV= 1.3233781E+03, f= 0.172718 Found mode 7 of 12: EV= 1.9303548E+03, f= 0.143008 Found mode 8 of 12: EV= 2.4841887E+03, f= 0.126063 Found mode 9 of 12: EV= 2.6995245E+03, f= 0.120931 Found mode 10 of 12: EV= 2.9017959E+03, f= 0.116640 Found mode 11 of 12: EV= 2.9854762E+03, f= 0.114993 Found mode 12 of 12: EV= 3.0765715E+03, f= 0.113278 NUMBER OF EIGEN MODES FOUND NUMBER OF ITERATIONS PERFORMED NUMBER OF STIFFNESS SHIFTS

= = =

.000000, T= 0.951166, T= 1.143033, T= 1.459301, T= 3.847060, T= 4.667382, T= 5.789781, T= 6.992600, T= 7.932543, T= 8.269205, T= 8.573409, T= 8.696148, T= 8.827823, T= 12 6 0

A N A L Y S I S 12:03:04

C O M P L E T E

2016/11/15