1. Introduction

1.1. Introduction

2. Theory and modelling

2.1. Input data for the power system in Python

2.2. Input data for the gas system in Python

2.3. Declaring the decision variables in Python

2.4. Declaring the constraints for the power system in Python

2.5. Declaring the constraints for the gas system in Python

2.6. Solving the model and understanding the solution

2.7. Modelling in GAMS

2.8 Solving the GAMS model

2.9. The mathematical formulation

3. Conclusion

3.1 Extensions to the gas model

3.2. Conclusions