STUDY OF THE INFLUENCE OF THE LIQUID ELECTROACTIVATION SYSTEM FOR COOLING AN INTERNAL COMBUSTION ENGINE

  • M. M. Semenov Admiral S. I. Makarov National Shipbuilding University, Mykolaiv
  • Yu. O. Shapovalov Admiral S. I. Makarov National Shipbuilding University, Mykolaiv
Keywords: electrochemical, electrochemical coolant, cavitation, corrosion, pH value

Abstract

In this paper, a theoretical and practical study of different ways to reduce the intensity of corrosion-erosion surfaces of cylinder liners destruction of diesel engines. It was found that the most effective and relatively low-cost ways to improve the erosion-corrosion resistance of the cooling surface ISE are operational, which primarily owns high-quality preparation of the coolant. It is proved that the improvement of the quality of the coolant is possible by increasing the pH value to the optimum values by using the methods of pH – correction, namely by increasing the pH by electrochemical activation. The analysis of methods to influence the pH of coolant corrosion – erosion processes in the elements of power plants, and chosen for further research method using magnetostriction vibrator which found the most widely used and allows you to explore the process with the greatest approximation to the conditions of destruction on diesel engines by changing various parameters minimal time. To research the effectiveness of liquid elektroaktiviction was created laboratory setup with magnetostriction vibrator. The mathematical models of the dependence of the corrosion-erosion destruction of the samples at different pH values of the temperature and flow rate of the coolant. It was found that at pH 9.37 and more corrosion rate decreases, the steel does not corrode nearly as it comes passivation. The findings may be used in the design of cooling systems of power plants stationary and mobile objects.

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Published
2015-12-26