NESC9994 COIFES.

COIFES, Structure Graphics for Finite Elements Method Using Hidden Line Technique

NAME OR DESIGNATION OF PROGRAM, COMPUTER, DESCRIPTION OF PROBLEM OR FUNCTION, METHOD OF SOLUTION, RESTRICTIONS ON THE COMPLEXITY OF THE PROBLEM, TYPICAL RUNNING TIME, UNUSUAL FEATURES OF THE PROGRAM, RELATED AND AUXILIARY PROGRAMS, STATUS, REFERENCES, MACHINE REQUIREMENTS, LANGUAGE, OPERATING SYSTEM UNDER WHICH PROGRAM IS EXECUTED, OTHER PROGRAMMING OR OPERATING INFORMATION OR RESTRICTIONS, NAME AND ESTABLISHMENT OF AUTHOR, MATERIAL, CATEGORIES

[ top ]

1. NAME OR DESIGNATION OF PROGRAM: COIFES.

[ top ]

2. COMPUTERS

To submit a request, click below on the link of the version you wish to order. Only liaison officers are authorised to submit online requests. Rules for requesters are available here.

Program name	Package id	Status	Status date
COIFES	NESC9994/01	Tested	12-SEP-1983

Machines used:

Package ID	Orig. computer	Test computer
NESC9994/01	CDC 7600	CDC 7600

[ top ]

3. DESCRIPTION OF PROBLEM OR FUNCTION

Structural graphics program using the hidden line technique. Removes hidden lines from objects consisting of mixed sets of non-intersecting polyhedra and polygons.

[ top ]

4. METHOD OF SOLUTION:

[ top ]

5. RESTRICTIONS ON THE COMPLEXITY OF THE PROBLEM:

[ top ]

6. TYPICAL RUNNING TIME

NEA-DB required following CPU times to execute the test case on CDC 7600:
CPREP: 1.7 seconds
COIFES: 10.5 seconds.

[ top ]

7. UNUSUAL FEATURES OF THE PROGRAM:

[ top ]

8. RELATED AND AUXILIARY PROGRAMS:

[ top ]

9. STATUS

Package ID	Status date	Status
NESC9994/01	12-SEP-1983	Tested at NEADB

[ top ]

10. REFERENCES:

NESC9994/01, included references:

- J.J. Gordon and C.L. Goodzeit:
  COIFES - An Efficient Structural Graphics Program Using the Hidden
  Line Technique
  Reprint from Computers and Structures 12(1980) 699-712.
- L. Eyberger:
  COIFES Implementation Instructions
  NESC Note 83-994 (December 14, 1982).

[ top ]

11. MACHINE REQUIREMENTS

To execute the test case on CDC 7600, storage requirements are as follows:
CPREP: 10630 octal words (SCM); 66550 octal words (LCM)
COIFES: 14060 octal words (SCM); 263660 octal words (LCM).

[ top ]

12. PROGRAMMING LANGUAGE(S) USED

Package ID	Computer language
NESC9994/01	FORTRAN-IV

[ top ]

13. OPERATING SYSTEM UNDER WHICH PROGRAM IS EXECUTED: SCOPE 2.1.

[ top ]

14. OTHER PROGRAMMING OR OPERATING INFORMATION OR RESTRICTIONS:

[ top ]

15. NAME AND ESTABLISHMENT OF AUTHOR

James J. Gordon and Carl L. Goodzeit
Brookhaven National Laboratory
Upton, N.Y. 11973, U.S.A.

[ top ]

16. MATERIAL AVAILABLE

NESC9994/01

File name	File description	Records
NESC9994_01.003	COIFES INFORMATION FILE	20
NESC9994_01.004	COIFES JCL & DUMMY SUBROUTINES	64
NESC9994_01.005	COIFES SOURCE (FORTRAN-4)	1490
NESC9994_01.006	CPREP SOURCE (FORTRAN-4)	279
NESC9994_01.007	CPREP TEST CASE INPUT DATA	1751
NESC9994_01.008	COIFES TEST CASE OUTPUT	21

[ top ]

17. CATEGORIES

I. Deformation and Stress Distributions, Structural Analysis and Engineering Design Studies

Keywords: finite element method, stress analysis, structural beams.