Abstract

The need to increase the service life, efficiency and environmental friendliness of automotive engines leads to innovations in their maintenance and repair. Fuels are modified by mechanic-chemistry, hydrodynamic and acoustic cavitation, triboelectrization, and joint application of these methods. The most effective activators are described by Yu. V. Vorob’yov. (Research purpose) The research purpose is in summarizing the results of tests of activators by Yu. I. Vorobyov, identifying the features of their modification of motor fuels and outlining measures to ensure their stable operation in different internal combustion engines. (Materials and methods) The article presents the description of motor fuel activators under patents of the Russian Federation No. 2411074, 2550203, 2592801 and the results of their tests on KamAZ-740, ZMZ-406, YAMZ-236, UMZ-412 engines with fuels, with water-fuel emulsion, conducted at the Air Force Academy named after Professor N. E. Zhukovsky and Yu. A. Gagarin. (Results and discussion) Authors assumed from the analysis of the design of the activators by Yu. V. Vorobyov and the efficiency of their work, that their modification of fuels, rapeseed oil, alcohols and waters occurs first by mechanical-chemistry, then by cavitation, and finally by mechanical-chemistry. The effectiveness of the activator was confirmed by bench and operational tests to reduce fuel consumption by 21.3-31.9 percent, 80 pairs of chromatograms and chemmotology of modified liquids, the irreversibility and enhancement of fuel modification in storage, and other unusual properties of various activated liquids. (Conclusions) The effectiveness of the activator in increasing the caloric content of motor fuels by 26-30 percent and reducing their consumption by 21.3-31.9 percent is ensured by optimizing its design for different liquid consumption in it and anti-erosion materials. However, the activator requires resource and load tests on gasoline and diesel engines, testing for modification of oils and motor oils, tests at gas stations.

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