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Keywords: operation
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Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 10–13, 2022
Paper Number: PSIG-2208
... pipeline system planning, operations, and optimizations. A constant DRA performance curve may not be applicable for different liquid flow conditions. Scientific research and operation observations have proved the DRA degradation is unavoidable. This paper discusses the use of the shear stress-based...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 10–13, 2022
Paper Number: PSIG-2213
... data mining upstream oil & gas operating condition artificial intelligence mg sm 3 florence engineering sm 3 offline monitoring method carlo carcasci psig 2213 outlier algorithm machine learning midstream oil & gas flow rate operation italy point value university psig...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 10–13, 2022
Paper Number: PSIG-2222
... Abstract The scheduling goal of any pipeline company is to fulfil the terminal nominations. This objective is constrained with minimum batch size (for interface minimization), optimal flow rates (for power optimization) and avoidance of operational constraints (i.e., overflow or dry outs...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 3–7, 2021
Paper Number: PSIG-2108
...-powered generation (GPG) are will result in a greater probability that operational issues cannot required to run when linepack reserves are exhausted.4 be operationally managed, leading to an increased likelihood of Expanding the analysis to the UK s grid exacerbates linepack threats to system security...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 3–7, 2021
Paper Number: PSIG-2111
... Abstract The purpose of a pipeline Operator Training System (OTS) is to train operators in an offline environment, while giving the look and feel of real-world operations. The problem with many OTS’s is that, while some aspects of pipeline operation are covered, it can be very challenging...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 3–7, 2021
Paper Number: PSIG-2115
.... The need for flexible backup power can be covered by Gas Fired Power Plants, while the demand for seasonal storage can be met by Power-To-Gas facilities. In this paper, we show how curtailment of RES can be reduced by operating Power-To-Gas facilities. Introduction To meet future decarbonization...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 3–7, 2021
Paper Number: PSIG-2118
... large distances. The transportation of natural gas and/or blends of natural gas and hydrogen over large geographic areas requires efficient operation of compressors and other related facilities. The scheduling of flows throughout a piping network is a great challenge to control theory. Many gas...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 3–7, 2021
Paper Number: PSIG-2119
... Abstract We propose a modeling framework and computational method to examine the impacts of operational contingencies on a pipeline system’s capacity to transport natural gas, and study the resulting effect on the reliability of an electric power transmission system that relies...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 3–7, 2021
Paper Number: PSIG-2124
... application actualization software scheduling solution planning & scheduling pipeline company operation requirement narasimha prasad challa psig 2124 scheduling tool terminal PSIG 2124 When is the ideal time for pipeline companies to migrate from legacy scheduling applications to standard...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 14–17, 2019
Paper Number: PSIG-1904
... ABSTRACT One of the most important aspects when transporting multiple different liquid products within the same pipeline, is being able to know where the head and tail of each batch is at any given time based on the current operation to provide an accurate Estimated Time of Arrival (ETA...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 14–17, 2019
Paper Number: PSIG-1909
... ABSTRACT LNG Terminals represent key infrastructure for gas markets in many regions. With markets shifting to a more global approach, what happens when your operational cases evolve, and the original design specifications are challenged? Or worse an operational event exposes weakness...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 14–17, 2019
Paper Number: PSIG-1912
... ABSTRACT As the gas industry landscape gets ever more complicated with thousands of new players entering the gas business, the challenges for efficient management of day-to-day operations are mounting. Situation on the gas market with ever changing nominations for transport pose significant...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 14–17, 2019
Paper Number: PSIG-1913
... ABSTRACT Upstream gas supply planning and allocation contains 3 cycles namely long term (20 years - end of life of a field) mid-term (up to 1 year) and short term (72 hours). Since the upstream assets are owned/operated by different companies under various production sharing contracts, each...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 14–17, 2019
Paper Number: PSIG-1914
... users. The output from the real-time model was then used as the basis for billing calculations, thus demonstrating that real-time hydraulic modelling can be used to address a topical problem facing many TSOs. operation steady state model australia rttm data quality requirement lng aemo...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 14–17, 2019
Paper Number: PSIG-1919
.... As such, approaches for economically and operationally efficient coordination between the wholesale natural gas and electricity markets have been of increasing interest for some time1-10. System operators and asset managers in these sectors could use more efficient and reliable tools for decision support, which would...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 14–17, 2019
Paper Number: PSIG-1922
... ABSTRACT This paper provides an overview of Pacific Gas and Electric Company's (PG&E) In-Line Inspection (ILI) process from start to finish. PG&E's integrity management program encounters numerous operational challenges as it expands its in-line inspection program to include more...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 14–17, 2019
Paper Number: PSIG-1928
... ABSTRACT A risk assessment for a new pipeline system is an authority requirement. The risk assessment for a new pipeline system is based on several assumptions and parameters for planned design and operation and is in most cases conservative due to uncertainty in actual conditions. During...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 14–17, 2019
Paper Number: PSIG-1929
.... Refining NZ rely on an Online Real-Time Transient Modelling (RTTM) system to provide decision support applications for the pipeline controllers such as batch tracking, scraper tracking and leak detection. The RTTM was updated in 2017 to include the changes made in the pipeline operation. On September 14th...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 15–18, 2018
Paper Number: PSIG-1803
... the pipeline behavior, offline analysis can be performed in a safe environment without interrupting pipeline operations. Automatic shutdown valves are designed to automatically close mainline valves in the case of a major pipeline leak or rupture to minimize pipeline leakage. Calibrated to detect a sudden...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 15–18, 2018
Paper Number: PSIG-1809
... matching performance testing data interpretation midstream oil & gas natural gas transmission pipeline markov chain monte carlo method psig 1809 probability distribution operation © Copyright 2018, PSIG, Inc. This paper was prepared for presentation at the PSIG Annual Meeting held in Deer...

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