1. Associate Professor, Dept. of Mechanical Engineering, Petroleum Gas Univ. of Ploieşti, Ploiesti, Prahova 100680, Romania. ORCID: .
2. Assistant Professor, Dept. of Mechanical Engineering, Petroleum Gas Univ. of Ploieşti, Ploiesti, Prahova 100680, Romania (corresponding author). ORCID: .
3. Assistant Professor, Dept. of Mechanical Engineering, Petroleum Gas Univ. of Ploieşti, Ploiesti, Prahova 100680, Romania.