Keywords: engine.

National pressure indicator constructions are considered, used as load meters for petrol engines. Development of these instruments are analyzed for electronic fuel delivery and ignition control systems, and their implementation in the automotive industry.

Keywords: diesel engines.

Main features of the engine construction are described, and also results of the operation adjustment of a new marine diesel engine 6ChN26/34 model. The technical possibility is shown to make a perspective number of diesel engines ChN26/34 with progressive parameters.

Keywords: diesel engines.

Multichannel connections between the relative combustion chamber diameter and the engine parameters are considered. Main attention is paid to the problem of the mixing optimization when increasing the combustion chamber diameter.

Keywords: diesel engines.

Results are given of experimental investigations of powerful and economical parameters in the medium speed diesel engine 4Ch7,5/24 operating on the secondary (gas turbine) fuel, showing satisfactory operation over all the power range at optimum control of the advance angle and optimum fuel heating before delivery to the nozzles.

Keywords: diesel engines.

A new principle of calculation of heat release parameters is described for oil in the piston cooling space, which can serve a basis for the calculation technique for internal combustion engines.

Keywords: diesel engines.

Analytical dependences are shown, based on the analysis of high speed engine high frequency vibration for definitionof impact at the cross piston displacement, clearance on the knomn liner vibration (or block), and also the cylinder liner strength coefficient to cavitation erosion, considering a number of factors: liner material, clearance value: technology, cooling water properties etc.

Keywords: diesel engines.

Results of evaluation of effectiveness of the shape and arrangement of the cooling space cross-section in pistons are considered, using characteristics dependences on experimental data.

Keywords: engines.

The technique of calculation of effectiveness parameters is shown for combined systems of the fine oil cleaning in internal combustion engines. Theoretical dependences are given to define the periodicity of the cleaner maintenance, accumulation of non-soluble products in the oil of the lubricating system, fitted with the fuel flow filter and the part-flow centrifuge. Calculation examples are given. Theoretical and experimental data are compared.

Keywords: engines.

Effective non-evident differential diagrams are shomn for solution of mathematical model differetial equations for engine fuel injection systems. Non-evident differential equatiors, describing the real liquid movement inthecylinder, can be solved by the method of oncoming trial run, and the boundary condition equations by the method of prediction and correction of the second order accuracy. Calculation results are compared with experimental oscillograms for the engine fuel injection system with the gasoline injection and forechamber-torch ignition.

Keywords: engines.

Graduation dependences and recommendations are given for the use of a number of national and foreign filters as indicators in the exhaust gas smokemeters of type EFAW-6 8A.

Keywords: engines.

The technique is described of the preliminary parameter calculation for electro-hydraulic nozzles (EHN) with the throttle control. Calculation formulas are given for definition of main parameters evaluation of EHN operation. Calculation parameters are compared with parameters of actual EHN.

Keywords: diesel engines.

A new technique is described of calculation of the fuel leakage through the plunger pair of a valve high pressure pump. The technique uses a formula for a second leak, derived for the medium speed engine fuel pump on the basis of processing of experimental data by methods of a similarity theory.

Keywords: engines.

Calculation analysis is given of impurity deposition in the centrifugal filter.

Keywords: engines.

The principal lay-out and technical characteristic are given of the automatic unit for the aluminium piston groove surfacing.

Keywords: engines.

The graphical analysis of the alteration of the piston misalignement in the cylinder is given. Recommendations are given for optimization of technological methods to increase the assembling precision.

Keywords: engines.

Reason and deposits formation in compressors and air coolers of marine engines are described. Effect of these deposits on the characteristic variation of some marine 4-stroke engines is shown.

Keywords: engines.

Problems of making a single fund for the science and engineering development and financing the complex preparation are considered.

Keywords: engines.

Principles are described of the system approaching the product manufacturing quality, where the main object of the investigation and analysis is the technological process, consisting of a system of elements (operations) with the common function. The mathematical model of the diffuser manufacturing quality on one of its parameters is given.

Keywords: engines.

The constructive solution, test results and recommendations are given for the heating system with pre-start heating and «hot readiness» of travelling diesel-generators, based on diesel engines of type D6 and D12 with the dry crankcase.

Keywords: engines.

The way to increase the plunger pair service life and to avoid their sticking, of the second kind setting, is shown, based on the modern theory of the structural material adaptability at friction and on specific experimental investigations.