SELECTION OF OIL MAINLINE OPERATING PRESSURE WITH ACCOUNT FOR HAZARD OF PIPE WALL DEFECTS

Sh. I. Rakhmatullin, Ñandidate of Technical Science,

(RB Academy of Science, Center of Pipeline Transport Hydraulics),

A.G. Gumerov, Doctor of Technical Science

(Institute of Energy Resources Transportation GUP),

Z.N. Ovchar, Ñandidate of Technical Science (Giprotruboprovod OAO)

 

 

Annotation: Offered is algorithm of calculating oil mainline operating pressure with account for hazard of pipe wall defects and possible pressure increase under transient conditions.

 

Key words: oil main line, long-time operation, pipe wall defects, pipe strength, operating pressure.

 

List of references:

1. Levchenko E.L., Nikolayev S.B., Bekker L.M. About use of pressure wave smoothing systems in oil pipelines of “Transneft” JSC // Pipeline transport of oil.  2001.  No 12.  P. 19-27.

2. Chernyayev K.V., Fokin M.F., Vassin E.S., Baranov P.P. Danger evaluation of crack-like defects in pipe walls and welds of main pipeline // Pipeline transport of oil. 1999.  No 9. 

P. 30-32.

3. Higer M.S., Alyakin Y.M., Parfenov S.A. Strength of pipeline section weakened by cavern // Transport and storage of oil and oil products.  M.: VNIIOENG, 1976.  No 2.  P. 7-10.

 

The authors:

Rakhmatullin Shamil I., Ñandidate of Technical Science

RB Academy of Science, Center of Pipeline Transport

Hydraulics  

Head of  Hydrodynamics of Hydrocarbon Stock Pipeline Transportation Department

450055, Ufa, pr. Octyabrya, 144/3

tel: (347) 231-36-95

 

Gumerov Asgat G., Doctor of Technical Science, Professor

Institute of Energy Resources Transportation GUP

General Director

450055, Ufa, pr. Octyabrya, 144/3

tel: (347) 231-37-58

e-mail: ipter@soros.bashedu.ru

 

Ovchar Zinoviy N., Ñandidate of Technical Science

Giprotruboprovod OAO

General Director

119334, Moscow, ul. Vavilova, 24/1

tel: (495) 950-86-50, 950-86-79

e-mail: gtp@gtptransneft.ru