Keywords: engine.

Results are given of the medium speed diesel engine lChN26/34 tests, when operating on different types of heavy fuel, including the furnace fuel oil 100B of 165 mm2/s viscosity. Effect of variation of the viscosity and heavy fuel fraction composition on the heat release dynamics and the engine parameters are considered. The effect of the gasoline an: kerosene fraction amount in the fuel oil on the engine operation efficiency is shown.

Keywords: diesel engines.

An injector method of calculation is described for admission and characteristics of a combined engine with the resonance supercharging.

Keywords: diesel engines.

The problem of the heat regeneration effect on the Stirling engine operation is considered. Results are given of the theoretical calculation of the operating parameters, considering the regeneration efficiency.

Keywords: diesel engines.

The terminology is considered of the engine thermal condition, and also criteria of their thermal stress evaluation. Recommendations are given for optimization of the thermal condition of the «Volga» engine.

Keywords: diesel engines.

Results of experimental investigations are given of spreading the heat exchange intensity on all elements of the heat susceptable surface of a high speed engine cylinder, depending on different factors.

Keywords: diesel engines.

A theoretical method is described of the static investigation of the effect of the inertia force amplitude dissipation and the suspension stiffness on the engine oscillation amplitude dissipation. It is shown that the stiffness scattering at the dissipation of residual force amplitudes actually has no effect on the oscillation amplitude dissipation.

Keywords: diesel engines.

Solution of a univariate equation on the heat conduction of a two-ply system of oil-wall, attained at the computer BESM-4M. Calculation data are given and analyzed of the temperature of the oil film surface. It is shown that the developed technique and calculation programme can be used when calculating the oil evaporation.

Keywords: engines.

Results of calculation and experimentally defined load are given on the upper face ol an air cooled engine during its assembling.

Keywords: engines.

A method is offered for the calculation definition of an optimum diameter at the impeller inlet.

Keywords: engines.

A method is offered of analytical supercharger and turbine characteristic program for combined engines for automated subsystems of calculation investigation and design of these items, using computer. The order to define constants, included into approximated characteristics of polynom superchargers and turbines.

Keywords: engines.

Results are given of the experimental definition of the pressure wave propagation speed and compression coefficients of national circulation oil density, empirical formulas for their definition are given.

Keywords: diesel engines.

The process of wear of the engine cylinder-piston group is shown, on defining the iron content in the waste cylinder oil as a function of specific oil consumption, measured under service conditions.

Keywords: engines.

Calculation-experimental method is considered of higher energy at the fuel injection and lower sensibility of fuel equipment output parameters, the method using the planned multi-factor experiment.

Keywords: engines.

Theoretical calculation acpects are described for an internal hydraulic slotted drive of diesel engine oil centrifuges, and also results of experimental investigations, proved the calculation technique.

Keywords: engines.

New dependences are given, which simplify thermal calculations of unified charge air and oil coolers at diesel engine plants, attained by a regressive analysis on the base of industrial experiment data.

Keywords: engines.

A principle of monitoring of diesel-electric installations with asynchronous generators is considered, and also arrangements and element base, using for the development of a functional governor, and a device for the speed increase.

Keywords: engines.

Results are given of experimental investigations of a system for the automatic monitoring of speed in the diesel-electric set with the mechanical governor with the parallel correcting arrangement.

Keywords: engines.

Disadvantages of casted bimetal pistons for diesel engines 2D70 are described, the diagram of manufacturing the forged bimetal piston from the alloy ??4-1 is given, and also results of experimental investigations for development of the production process to manufactured bimetal, thermal strengthened pistons with ring holders, made of thermal resistant steel, mark 40G18J3F. Constructive features of the piston, manufactured using the method of forging, are shown and also results of tests on engines with these pistons. Conclusion is given of the reason to use forged bimetal pistons for 4-stroke engines.

Keywords: engines.

Investigation results are given of the effect of the grey cast iron main components and additions Cr, Ni, Mo, V, Cu and Ti on the ultimate cast iron strength for the cylinder manufacturing. It is shown that the more effective element is Mo to increase the cast iron strength.

Keywords: engines.

Investigation is described of wear of the conjugation: the upper compression ring-the piston groove of tractor diesel engines SMD, using methods of a statistic analysis. Factors were found, effecting the conjugation wear resistanse. Mathematical models are offered, allowing to predict the conjugation wear resistanse on the stage of design.

Keywords: engines.

The electro-magnetic method is described and instruments for the quality control of the thermal treatment of precision details for the diesel engine fuel equipment.

Keywords: engines.

The criterion is described of the economical reason for expenses on on the decrease of admisible disbalances for automobile engines.

Keywords: engines.

Existing recommendations on the search intensity are analyzed On the base of patent investigations it is established, that at investigations in the diesel engine industiry field with the aim to define a technical level of the above problem, the intensity shonld not exceed 10 years.

Keywords: engines.

Experimental data are given on the cylinder head hydraulic resistance for ? number of high speed engines It is shown that in the whole range of the operating flow rates the coefficient of the head hydraulic resistance differs from the automatic resistance. Calculation empirical dependences are given for definition of (Re).

Keywords: engines.

Data are given on selection of the abrasive medium, conditions and loads for the engine D-144 operation, and also relations between loads and conditions, stages of works are listed on definition of the coefficient of accealeration of the piston ring wear.

Keywords: engines.

Analysis is given of investigations on the use of anti-friction additives in motor and transmission masses It is shown, that additives of this type allow to decrease the fuel consumption, in average, by 2 or 3 %. Main classes of combinations are considered. which can be used as anti-friction additives, date are given on the economical effectiveness at their use.

Keywords: engines.

The deformation conditions of crankshaft supports for R1C engines is considered, having the block-crankcase of a tunnel type, and also operating conditions for the anti-friction bearings Of main supports, it is shown that traditional cylindrical roller bearings can't provide the necessary service life and are not perspective for high supercharged diesel engines with small specific- mass and dimension parameters.