populationBalanceModel → diameterModels Relation

File in applications/solvers/multiphase/reactingEulerFoam/phaseSystems/populationBalanceModel/populationBalanceModel	Includes file in applications/solvers/multiphase/reactingEulerFoam/phaseSystems/diameterModels
populationBalanceModel.H	velocityGroup / sizeGroup / sizeGroup.H