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Keywords: calculation
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Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 10–13, 2022
Paper Number: PSIG-2217
... hydrogen reservoir surveillance midstream oil & gas calculation energy flow energy capacity equation compressor station marko hauliš psig 2217 hydrogen content PSIG 2217 Effects of hydrogen admixtures on pipeline capacity Martin Stýblo1, Vít Meistr1, Marko Hauli 1 1 SIMONE Research Group...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 10–13, 2022
Paper Number: PSIG-2221
... upstream oil & gas calculation amplitude excitation frequency compressors engines and turbines piping system pulsation acoustic natural frequency reciprocating compressor natural gas hydrogen PSIG 2221 Pipeline Operation with Hydrogen: Pulsation Considerations from Reciprocating...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 3–7, 2021
Paper Number: PSIG-2111
... in the pipeline control room. This OTS platform allows for training of new operators, retraining existing operators, testing out new operating procedures, validating control logic or PLC logic prior to commissioning, etc. It can also be used for offline engineering analysis and calculations that allow...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 14–17, 2019
Paper Number: PSIG-1912
... using the NSM tool. initial state simulation operator consumption net schedule management dynamic optimisation marko hauliš psig 1912 gas day online simulation balaz rosta fgsz scenario calculation compressor station midstream oil & gas network mode optimisation operation...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 14–17, 2019
Paper Number: PSIG-1915
... a possibility of using other simulators in a similar way. constraint steady state psig 1915 evolution strategy objective function evolutionary calculation server experiment downstream oil & gas computer machine learning gas transport artificial intelligence midstream oil & gas...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 14–17, 2019
Paper Number: PSIG-1926
... ABSTRACT An important variable considered in the sizing and design of pipelines is the absolute roughness of the pipe, which is used to calculate the pressure loss during fluid flow through the pipeline. The default value for absolute roughness of commercial steel pipe, as generally used...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 14–17, 2019
Paper Number: PSIG-1932
... ABSTRACT Ultrasonic flow meters, in addition to calculating flow rate, measure the speed of sound in the fluid at the local fluid pressure and temperature. It is desirable to be able to compute the crude oil specific gravity at base (i.e. standard temperature and pressure) conditions from...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 15–18, 2018
Paper Number: PSIG-1801
... crude oil calculation comprehensive model © Copyright 2018, PSIG, Inc. This paper was prepared for presentation at the PSIG Annual Meeting held in Deer Valley, Utah, 15 May 18 May 2018. This paper was selected for presentation by the PSIG Board of Directors following review of information...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 15–18, 2018
Paper Number: PSIG-1805
... considerations and simulation techniques in connection with the unique challenges associated with modelling dilbit systems. equation fluid density pipeline system pipeline piping simulation psig 1805 upstream oil & gas john dawson 1 production monitoring calculation heavy crude james yang 1...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 15–18, 2018
Paper Number: PSIG-1815
... systems - customer settlements. This article describes the problems that may occur in SCADA systems specifically in simulation systems, in the absence of or invalid input data. The basis for the correct functioning of the simulation calculations cooperating with SCADA systems is correct input data...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 15–18, 2018
Paper Number: PSIG-1818
... and calculations need to be scrutinized. Solutions to deal with inaccurate pump curve approximations or calculations will also be presented. INTRODUCTION AND BACKGROUND Hydraulics engineers are constantly vying to model their pipeline systems as accurately as possible. One source of hidden errors is the pump...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 9–12, 2017
Paper Number: PSIG-1701
... compositions, the dynamic network simulation combined with forecasting of behavior all sources and offtakes, is necessary. The article describes model of full chain of calculation. At entries, there are: productions, storages and interconnectors with more less stable gas compositions and LNG Terminals where...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 9–12, 2017
Paper Number: PSIG-1703
... by the best agreement of the measured data and those data from simulations. The employed simulation has to be able precisely de-scribe high-dynamical pressure changes caused by a pipeline rupture. localization subnetwork pipeline calculation midstream oil & gas parallelization gas pipeline...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 9–12, 2017
Paper Number: PSIG-1705
... especially depends on space and time discretization, when we tried time steps down to 0.1 millisecond. We have encountered some problems, such as very high demands on the calculation time and results database size and some oscillations due to numerical problems of very small numbers. We would also like...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 10–13, 2016
Paper Number: PSIG-1619
... Abstract This study focused on the needs of a lean, light, mobile, and accurate simulation methods, which has been demanded for years. Utilizing the spreadsheet as a tool of calculation, the used by authors is line pack calculation approach. From mass conservation we calculated line pack...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 10–13, 2016
Paper Number: PSIG-1623
... environmental conditions are taken into account where there are cases of significant ambient temperature fluctuations. To calculate gas pipeline availability factors, the Monte Carlo system will be used. As defined by Evans and Olson (1998), Monte Carlo simulation involves using statistical probability...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 12–15, 2015
Paper Number: PSIG-1510
... simulation interest group compressors engines and turbines compressor station working point linearization new concept revolution modeling quadrilateral calculation psig 1510 midstream oil & gas contribution efficiency marko haulis psig 1510 revolution line parabola Copyright 2015...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 12–15, 2015
Paper Number: PSIG-1512
... and, consequently, error. With all the variability mentioned above, finding the machine's current operating point on a predefined set of curves can be difficult. This generally leaves the engineer to make an educated guess regarding machine performance against the original design. engineer calculation...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 12–15, 2015
Paper Number: PSIG-1515
... of the problem is in the used lengths and cross-sections of inlet or outlet pipes: The most occurring pipe lengths L are longer than ten pipe diameters D but shorter than thousands of the diameters D . For these lengths, there is no simple formula for calculation of a gas flow, therefore a more general...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 12–15, 2015
Paper Number: PSIG-1519
... transmission services. liquified natural gas chromatograph operator calculation modeling & simulation gas monetization magdalena glebocka control unit stanislaw brzeczkowski university transmission system grid maciej szeniawski psig 1519 midstream oil & gas balancing lng psig...

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