Dispatchable Loads coding in Matpower

How does one get to code in matpower the addition of the dispatchable loads such as battery storage and wind. An example of code or guide on this will be really appreciated. Thank you!

[Walter Roberson]

What is the difference between this question and your earlier https://www.mathworks.com/matlabcentral/answers/2167628-addition-of-dispatchable-loads-in-matpower ?