Model documentation: Natural Gas Transmission and Distribution Model of the National Energy Modeling System; Volume 1
The Natural Gas Transmission and Distribution Model (NGTDM) is a component of the National Energy Modeling System (NEMS) used to represent the domestic natural gas transmission and distribution system. NEMS is the third in a series of computer-based, midterm energy modeling systems used since 1974 by the Energy Information Administration (EIA) and its predecessor, the Federal Energy Administration, to analyze domestic energy-economy markets and develop projections. This report documents the archived version of NGTDM that was used to produce the natural gas forecasts used in support of the Annual Energy Outlook 1994, DOE/EIA-0383(94). The purpose of this report is to provide a reference document for model analysts, users, and the public that defines the objectives of the model, describes its basic design, provides detail on the methodology employed, and describes the model inputs, outputs, and key assumptions. It is intended to fulfill the legal obligation of the EIA to provide adequate documentation in support of its models (Public Law 94-385, Section 57.b.2). This report represents Volume 1 of a two-volume set. (Volume 2 will report on model performance, detailing convergence criteria and properties, results of sensitivity testing, comparison of model outputs with the literature and/or other model results, and major unresolved issues.) Subsequent chapters of this report provide: (1) an overview of the NGTDM (Chapter 2); (2) a description of the interface between the National Energy Modeling System (NEMS) and the NGTDM (Chapter 3); (3) an overview of the solution methodology of the NGTDM (Chapter 4); (4) the solution methodology for the Annual Flow Module (Chapter 5); (5) the solution methodology for the Distributor Tariff Module (Chapter 6); (6) the solution methodology for the Capacity Expansion Module (Chapter 7); (7) the solution methodology for the Pipeline Tariff Module (Chapter 8); and (8) a description of model assumptions, inputs, and outputs (Chapter 9).
- Research Organization:
- USDOE Energy Information Administration, Washington, DC (United States). Office of Integrated Analysis and Forecasting
- Sponsoring Organization:
- USDOE, Washington, DC (United States)
- OSTI ID:
- 140914
- Report Number(s):
- DOE/EIA-M062; ON: DE94008559; TRN: 94:003955
- Resource Relation:
- Other Information: PBD: 24 Feb 1994
- Country of Publication:
- United States
- Language:
- English
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Model documentation: Natural gas transmission and distribution model of the National Energy Modeling System. Volume 1
Model documentation Natural Gas Transmission and Distribution Model of the National Energy Modeling System. Volume 1