Keywords: engine.

Tasks are analyzed of a numerical modeling for all non-stationary gas-dynamic engine processes and for the structural investigation of individual processes. A model is offered of the mass-and-heat exchange at the fuel combustion, and calculation results are compared with experimental data. The model of the total cycle is described, made for engine DKRN80/160-4.

Keywords: diesel engines.

Calculation analysis is described of the intercommunication between injection and supercharging parameters, based on the diffusion dispersion, injection duration and the torch of dynamics. The required intensity of the fuel injection is predicted, and the diameter variations of the nozzle holes are evaluated, when supercharging car-and-tractor diesel engines on the boost pressure up to Pk — 0,25 MPa.

Keywords: diesel engines.

Deposits are noticed to be the most unfavourable for engines with high supercharging It is necessary to check used in practice cooling liquids and additives to water for their tendency to form deposits on heat release surfaces.

Keywords: diesel engines.

The method of identification of dissipated and elastic parameters of the engine crankshafts at lack of information is considered. The algorithm is given, which allows to define groups of unknown coefficients at lack of information about the system. bearings.

Keywords: diesel engines.

A technique of the numerical modeling is taken under consideration for service characteristics of the petrol engine ZIL-130, based on the change of non-steady conditions by similar steady conditions. Two-dimensional characteristics of the fuel consumption and blow-out of noxious substances of a standard engine. An example of the modeling is given and a field of application is takee under consideration.

Keywords: diesel engines.

Investigation results are described on the complex increase of the fine oil cleaning effectiveness in an engine, using the combined filtration. Classification is given and also numbers of combined optimized filter elements and filters, diagrams to include them into the engine lubrication system. Advantages and perspectives are shown for the development of combined oil cleaners.

Keywords: diesel engines.

The construction of a new ejection automobile carburetor is considered — the vertical carburetor with a variable section of the main duct and controlled pressure drop in diffusers. The construction of the carburetor diagram is described, and also the diagram of an automatic system of the mixture composition correction and comparable regulation characteristics.

Keywords: engines.

The construction of a small in-line high pressure fuel pump of the M dimensions and investigation results are described, showing that the high pressure fuel pumps MTNM provide parameters of high volume production and perspective diesel engines of a low and average power output 4Ch11/12,5 and 4ChN11/12,5. 6Ch11/12,5 and 6ChN11/12,5, 4Ch10,5/12, 4Ch11/13, 8ChN10,5/12 in accordance with technical requirements. technique.

Keywords: engines.

A technique for definition of parameters is described, necessary to build a non-linear mathematical model for a centrifugal speed governor meter of an indirect action. The technique is based on the analysis of experimental frequency meter characteristics, attained on a special test bed, it allows to consider the meter non-linearity (for example, the dry friction) and may be used for investigation of any element of the governor and the governor itself.

Keywords: engines.

Methods of building of standard engine characteristics are considered. separately for each cylinder, considering its particular operation and methods of a diagnosis for a typical failure of the cylinder-piston group in the low speed marine engine «Sulzer» type 6RD-76, using special instruments of the company «Autronic».

Keywords: engines.

Results are given of calculation of engine cylinder liner wear, in dependence on constructive relations, indicator, kinematic and thermal operation parameters. The new technology is described to have cylinder liners with predetermined variable wear resistant properties of the working surface, providing the even cylinder wear during the operation.

Keywords: diesel engines.

The work of the JMZ staff is considered on the further increase of the diesel engine quality

Keywords: engines.

Analysis of investigation results are given of the operation of engines 12ChN18/20 and 12ChN13.5/15.5 at cold and hot starts. Data about instantaneous heat flows and temperatures of the cylinder-piston group are given. The part of the radiant heat exchange in first cycles is considered.

Keywords: engines.

The history of the institute and basic ways of its foundation and experience are considered. Problems are analyzed to be solved by the institute and ways for their salvation. Achievements of the institute for its 25 year existence are described, and also the more important products, which have been developed and put into practice for all that period. And new tasks for the 11th five year period are given.