W. L. V. Silva, L. C. O. Souza, L. A. Bortolaia, M. R. d. Paula, E. M. Leal, Study of the electricity consumption reduction of a compressed air system: the case of a steelmaking company, REM-International Engineering Journal, Vol. 70, No. 4, pp. 421-428, 2017.
 R. Saidur, N. Rahim, M. Hasanuzzaman, A review on compressed-air energy use and energy savings, Renewable and 336 Sustainable Energy Reviews 14 (4)(2010) 1135–1153. doi: 10.1016/j. rser. 2009.11. 013. 337  A, McKane, Improving energy efficiency of compressed air system based on system audit, Lawrence Berkeley National, Vol. 338.
 Y. Wu, J. Hamilton, W. Shenghong, Optimization of shell-and-tube intercooler in multistage compressor system, 1982.
 A. Sathyaraj, Analysis and performance enhancement of intercooler in two stage reciprocating air compressor using CFD, International Journal of Application in Mechanical and Production Engineering, Vol. 1, pp. 1-5, 2015.
 P. Röyttä, T. Turunen-Saaresti, J. Honkatukia, Optimising the refrigeration cycle with a two-stage centrifugal compressor and a flash intercooler, international journal of refrigeration, Vol. 32, No. 6, pp. 1366-1375, 2009.
 K. Song, C. Jeong, C. Han, Hybrid Compressor Model for Optimal Operation of CDA System, Computer Aided Chemical Engineering, Vol. 28, pp. 889-894, 2010.
 C. Hansen, Dynamic simulation of compressor control systems, Master of Science in Oil and Gas Technology, Aalborg University Esbjerg, 2008.
 H. Wang, Y. Ma, J. Tian, M. Li, Theoretical analysis and experimental research on transcritical CO 2 two stage compression cycle with two gas coolers (TSCC+ TG) and the cycle with intercooler (TSCC+ IC), Energy conversion and Management, Vol. 52, No. 8, pp. 2819-2828, 2011.
 H. Sadeghzadeh, M. Aliehyaei, M. A. Rosen, Optimization of a Finned Shell and Tube Heat Exchanger Using a Multi-Objective Optimization Genetic Algorithm, Sustainability, Vol. 7, No. 9, pp. 11679-11695, 2015.
 K. Ghorbanian, M. Gholamrezaei, An artificial neural network approach to compressor performance prediction, Applied Energy, Vol. 86, No. 7, pp. 1210-1221, 2009.
 X. Wang, Y. Hwang, R. Radermacher, Investigation of potential benefits of compressor cooling, Applied thermal engineering, Vol. 28, No. 14, pp. 1791-1797, 2008.
 P. C. Hanlon, Compressor handbook, 2001.
 F. Gui, T. R. Reinarts, R. P. Scaringe, J. M. Gottschlich, Design and Experimental Study of High-Speed Low-Flow-Rate Centrifugal Compressors, MAINSTREAM ENGINEERING CORP ROCKLEDGE FL, pp. 1995.
 R. K. Shah, D. P. Sekulic, 2003, Fundamentals of heat exchanger design, John Wiley & Sons,
 S. Azizifar, S. Banooni, Modeling and Optimization of Industrial Multi-Stage Compressed Air System Using Actual Variable Effectiveness in Hot Regions, Journal of Modern Processes in Manufacturing and Production, Vol. 4, No. 2, pp. 29-46, 2015.