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Gas Portfolio Optimisation

Learning outcomes

  • Methodologies for modelling, implementing and estimating energy price processes
  • Various numerical techniques for valuing options
  • Key techniques for valuing a portfolio of gas storage contracts
  • How to analyse a portfolio of gas swing contracts including key features such as minimum bill, make up, carry forward and indexation
  • How to maximise the flow of revenues whilst minimising the cost of transportation with respect to all contracts and physical assets under gas network constraints
  • Practical experience of industry leading models developed by Lacima

Agenda

DAY ONE

0900 Modelling approaches for storage and swing portfolios
  • Single factor models
  • Regime switching
  • Multi factor models
  • Parameter estimation

1000 Overview of numerical techniques
  • Analytical approximations
  • Monte Carlo simulationy
  • Trinomial trees
  • Implies trees
  • Least squares Monte Carlo

1030 Morning tea and coffee break

1100 Workshop: calibrating models and implementing Monte Carlo simulations

  • How to estimate mean reversion parameters
  • How to estimate jump parameters
  • How to estimate spot volatility
  • Implementing Monte Carlo for mean reverting models
  • Implementing antithetic techniques

1230 Lunch

1330 Detailed analysis of swing contracts
  • Minimum bill
  • Make up and carry forward
  • Rolling constraints
  • Annual contract quantities / daily contract quantities
  • Indexation
  • Incorporating extra dimensions in the tree

1430 Valuation and risk management
  • How to calculate deltas of swing contracts
  • Hedging strategies
  • How to analyse cash flow distributions for hedged and un-hedged positions

1530 Afternoon tea and coffee break

1600 Workshop: Valuation of swing contracts

1730 End of day one

DAY TWO

0900 Comparison of storage valuation methodologies
  • Intrinsic
  • Rolling intrinsic
  • Portfolio of calendar spread options
  • Tree based stochastic dynamic programming
  • Least squares Monte Carlo

1000 Detailed examples
  • Intrinsic
  • Simulation of forward curves in single factor and multi factor
  • Rolling intrinsic
  • Portfolio of calendar spread options

1100 Morning tea and coffee break

1130 Workshop: Valuing storage using intrinsic and rolling intrinsic methodologies

1230 Lunch

1400 Gas portfolio optimisation: financial and physical
  • Challenges in global optimisation
  • Gas networks, pipelines and storage facilities
  • Linear programming solutions
  • Graph theory
  • Maximum flow / minimum cost algorithms
  • Adding time components for swing and storage
  • Practical examples - networks of gas supply, pipelines, storage and power plants

1530 Afternoon tea and coffee break

1600 Workshop: Solving a gas network problem by implementing a minimum cost algorithm


1730 End of day two
 
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