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Keywords: distribution system
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Proceedings Papers
Proactive Parametric Studies Drive System Intelligence and Practical Gas Business Benefits
Available to PurchasePublisher: Pipeline Simulation Interest Group
Paper presented at the PSIG Annual Meeting, May 10–13, 2022
Paper Number: PSIG-2203
... of gas distribution systems as California works to reduce gas carbon emissions by electrifying buildings. 2 Introduction and Background A planning engineer’s role is to perform hydraulic analysis of pipeline networks. Hydraulic analysis rarely only requires 1 or 2 simulation runs to meet...
Proceedings Papers
Computing Natural Gas Losses From Damaged Pipelines Using Analytical Discharge Equations and Network Modeling Software
Available to PurchasePublisher: Pipeline Simulation Interest Group
Paper presented at the PSIG Annual Meeting, May 9–12, 2017
Paper Number: PSIG-1702
... is mostly based on the different versions of the CEPEI Methodology Manual [2]. However, the approach has to be refined and adapted to the reality of the GM distribution system. For obvious reasons, it is desirable to obtain a more realistic flow rate, which can be noticeably smaller than the one predicted...
Proceedings Papers
Gas System Intelligence - Uncovering Critical Regulator Stations in Embedded Multiple Pressure Distribution Networks
Available to PurchasePublisher: Pipeline Simulation Interest Group
Paper presented at the PSIG Annual Meeting, May 9–12, 2017
Paper Number: PSIG-1717
... ABSTRACT This paper will focus on the utilization of advanced pipeline simulation software to proactively identify and rank distribution regulator stations based on their criticality to meet customer demand in an interconnected distribution system. A particularly complex distribution network...
Proceedings Papers
Hydraulic Analysis to Support Large Scale Pipeline Outages Using Portable Natural Gas
Available to PurchasePublisher: Pipeline Simulation Interest Group
Paper presented at the PSIG Annual Meeting, May 9–12, 2017
Paper Number: PSIG-1719
... to support the system. Figure 1 illustrates how the Santa Cruz Area system would be impacted by the project. A number of distribution systems would require PNG support during this clearance. The largest distribution system in the area is the Santa Cruz 50 psig HIS which is normally supplied by 11 DR stations...
Proceedings Papers
Batch Analysis Tool - Distribution System Use Cases
Available to PurchasePublisher: Pipeline Simulation Interest Group
Paper presented at the PSIG Annual Meeting, May 10–13, 2016
Paper Number: PSIG-1615
... Abstract This paper will present actual use cases of batch analysis technology using PG&E's Batch Analysis Tool (BAT) on gas distribution systems. This paper supplements the PG&E paper Pipeline Simulation Modeling Advancements - Numerous Scenarios Analyzed Simultaneously. PG&E...
Proceedings Papers
Peak Day Demand Uncertainty And the Need For Sensitivity Analysis
Available to PurchasePublisher: Pipeline Simulation Interest Group
Paper presented at the PSIG Annual Meeting, May 24–27, 2011
Paper Number: PSIG-1102
... with numerous small residential and commercial customers create uncertainties that are significantly more complex than the large custody transfer deliveries on interstate backbone lines (see Appendix for definitions of backbone, local transmission and distribution systems). Due to the rare occurrences...
Proceedings Papers
Maps To Models - Building Distribution System Models From GIS Or CAD Data
Available to PurchasePublisher: Pipeline Simulation Interest Group
Paper presented at the PSIG Annual Meeting, May 24–27, 2011
Paper Number: PSIG-1105
... ABSTRACT: Geographic Information Systems (GIS) and Computer Aided Drawing (CAD) applications are used by many Natural Gas Utilities to maintain information about the facilities in their gas distribution systems. This data is often the same or similar to the information required to build...
Proceedings Papers
Network Simulation of Transmission And Distribution Systems
Available to PurchasePublisher: Pipeline Simulation Interest Group
Paper presented at the PSIG Annual Meeting, May 12–15, 2009
Paper Number: PSIG-0904
... these functional groups prior to a simulation. This is why finding a solution within bounds is such a powerful concept in the Gasunie situation. Copyright 2009, Pipeline Simulation Interest Group PSIG 0904 Network Simulation of Transmission and Distribution Systems Dr. Tom van der Hoeven, GasTerra...
Proceedings Papers
Pipeline Model Loading: An Integrated And Automated Approach
Available to PurchasePublisher: Pipeline Simulation Interest Group
Paper presented at the PSIG Annual Meeting, October 20–22, 2004
Paper Number: PSIG-0411
... process was initiated with the following objectives: reduce the loading time; and improve simulation accuracy. PG&E Gas Transmission and Distribution Systems The PG&E gas system serves over 3.7 million gas customers in northern and central California from the Oregon-California border...
Proceedings Papers
Practical Experiences With Various Optimization Techniques For Gas Transmission And Distribution Systems
Available to PurchasePublisher: Pipeline Simulation Interest Group
Paper presented at the PSIG Annual Meeting, October 23–25, 1996
Paper Number: PSIG-9603
... systems. 1. Introduction OMV's aas transnortation system: OMV operates a national distribution system as well as two international transmission systems (see Fig. 7). Gas is moved from external sources, few domestic fields, 5 storage fields, through 800 miles of pipelines, 10 compressor stations...
Proceedings Papers
Optimization of Pipe Sizes For Distribution Gas Network Design
Available to PurchasePublisher: Pipeline Simulation Interest Group
Paper presented at the PSIG Annual Meeting, October 18–20, 1995
Paper Number: PSIG-9511
..., is widely used in Poland for analysis and simulation of gas distribution systems. In contrast, there has been comparatively little research interest into the development of methodologies aimed at optimising the design of pipe networks. There are very few computer packages available for commercial use...
Proceedings Papers
Gas Supply Modeling At Illinois Power Company
Available to PurchasePublisher: Pipeline Simulation Interest Group
Paper presented at the PSIG Annual Meeting, October 22–23, 1987
Paper Number: PSIG-8705
... with the requirement for a tool to analyze alternatives in this changing environment, Illinois Power turned to Energy Management Associates' SENDOUT software system. SENDOUT gives Illinois Power the ability to describe its distribution system in detail and assess the impacts of various scenarios on system operations...
Proceedings Papers
Transient Two-Phase Flow
Available to PurchasePublisher: Pipeline Simulation Interest Group
Paper presented at the PSIG Annual Meeting, October 27–28, 1983
Paper Number: PSIG-8302
... INTRODUCTION Two-phase flow is the simultaneous flow of liquid and gas in the same pipe, duct, or channel. This paper is concerned with transient two-phase flow in pipes, as occurs in gathering, transmission, or distribution systems or in steam pipes. Two-phase flow has generally been of more...
Proceedings Papers
Transient Analysis In Distribution System
Available to PurchasePublisher: Pipeline Simulation Interest Group
Paper presented at the PSIG Annual Meeting, October 14–15, 1982
Paper Number: PSIG-8203
... ABSTRACT Transient flow in low pressure distribution systems presents special problems to the distribution engineer if computer control is anticipated. Modeling low pressure transient flow requires more work than setting up pipeline problems. Transient problems in low pressure systems were...
Proceedings Papers
Computer Based Energy Dispatch System
Available to PurchasePublisher: Pipeline Simulation Interest Group
Paper presented at the PSIG Annual Meeting, October 22–23, 1981
Paper Number: PSIG-8107
... THE DISPATCHER IN PERFORMING GAS DISTRIBUTION SYSTEM MONITORING AND CONTROL FUNCTIONS BAY STATE GAS DISTRIBUTION SYSTEM. 1.2 BAY STATE GAS COMPANY SUPPLIES NATURAL GAS TO APPROXIMATELY 225,000 RESIDENTIAL AND INDUSTRIAL CUSTOMERS IN MASSACHUSETTS, SOUTHEASTERN NEW HAMPSHIRE AND THE STATE OF MAINE...