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ENGINE RESEARCH AND TESTING
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UDC 621.434.001.5 : 621.43.056.004.122 : 629.114.2
Riabikov Î.Â., Pavlovich L.M., Ponomarev E.G., Kushner A.F.
Operating features of a tractor diesel engine having a non-divided combustion chamber with turbulized edges
// Dvigatelestroyeniye. — 1989. — ¹ 10. — P. 3–4.
Key words:
engines.
Results are given of comparative tests of the diesel engine 1ChN13/14 having a combustion chamber with turbulized edges on the side surface. The wall turbulization is shown to decrease the specific fuel consumption and exhaust gas smoke without essential increase of nitrogen oxide blow-outs.
- table, 4 ill., 8 ref.
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UDC 621.436.001.4 : 531.78
Kudriash A.P., Bgantsev V.N.
A dynamic correction of the VMT position at the diesel engine indexing
// Dvigatelestroyeniye. — 1989. — ¹ 10. — P. 5–6.
Key words:
engines.
A new method is described of the VMT position correction on inductor diagrams, received during diesel engine tests, based on the use of a late injection during the measurement system setting. An analysis is given of existing methods as well as results of the above method use at the single-cylinder diesel engine 1Ch8.5/11 test.
- table, 4 ill., - ref.
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UDC 621.436-242.001.5 : 539.319 : 621.43.016.4
Sharoglazov B.A., Serbin V.N.
Thermal and stress condition of the diesel engine piston with the variable compression ratio
// Dvigatelestroyeniye. — 1989. — ¹ 10. — P. 7–10.
Key words:
engines.
Results are given of calculation-experimental investigations of the operating cycle of the single-cylinder diesel engine with the variable compression ratio and of its piston thermal-stress condition. Defined features of the heat exchange are given in the variable piston volume oil space. Summarized dependences are given to calculate heat exchange coefficients. The most stressed areas of the piston case are defined, and also evaluation of the safety factor.
- table, 6 ill., 4 ref.
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UDC 621.436.001.13 : 621.43.019.001.5
Gladkov O.A., Bernstein E.V., Vinogradov D.P.
Influence of the water-and-fuel emulsion on the fuel combustion process in the diesel engine
// Dvigatelestroyeniye. — 1989. — ¹ 10. — P. 10–12.
Key words:
engines.
Features of the effect of the water-and-fuel emulsion water on fuel combustion processes are considered. Water is shown to be one of the active components of the fuel hydrocarbon oxidation in the fuel combustion process.
1 table, - ill., 3 ref.
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Contents
1989
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CALCULATION AND DESIGN OF ENGINES
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UDC 621.431.73.001.94 : 021.43-214.4.001.36
Syrkin P.E.
A calculation method of comparison of the automobile engine block-crankcase stiffness
// Dvigatelestroyeniye. — 1989. — ¹ 10. — P. 13–15.
Key words:
engines.
A method is described to calculate stiffness of block-crankcases in the wide-spread constructive diagrams used in the automobile industry. The calculation aim is the definition of the offered model deflection. The More method is used for the definition of shifting.
- table, 5 ill., 4 ref.
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UDC 621.43-216.001.24 : 539.3.001.5
Uskov V.P.
The main support stiffness
// Dvigatelestroyeniye. — 1989. — ¹ 10. — P. 15–17.
Key words:
engines.
An analysis is given of the engine main support stiffness with its dependence on operating deformation and destruction of main unit details.
1 table, 4 ill., 6 ref.
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Contents
1989
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UNITS, ENGINE SYSTEMS, DEVICES.
STANDS AND MEASUREMENTS
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UDC 621.436-43.001.573 : 621.43.038.001.26
Grinshpan A.Z., Romanov S.A.
Optimization of fuel injection parameters and calculation of main constructive elements of the diesel engine fuel equipment
// Dvigatelestroyeniye. — 1989. — ¹ 10. — P. 18–21.
Key words:
engines.
A structure of both mathematical model and method of calculation is described, developed to solve the problem of definition of optimum parameter values of the fuel injection process and their basic constructive elements of the diesel engine fuel equipment. Examples of calculation are given.
- table, 2 ill., 12 ref.
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UDC 621.436-722.001.5
Haninv B.L., Vedernikov D.N.
Some features of the oil distribution in the internal combustion engine cylinder
// Dvigatelestroyeniye. — 1989. — ¹ 10. — P. 22–23.
Key words:
diesel.
An installation is described to investigate the oil distribution in the internal combustion engine cylinder, using the method of the photoluminescent analysis, and results are given of these investigations. It is established that the oil distribution process is explained by the cycle event. The curve of the dynamics of the oil accumulation on the cylinder-piston group details has three typical areas, the curve of the oil film thickness variation after the installation start has the shape of "s", and its slope to the axis of coordinates defines conditions for the cylinder-piston group lubrication at the moment immediately after the start.
- table, 6 ill., - ref.
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UDC 621.43.044.1
Otstavnov A.A.
Meter of the sparking induction in an internal combustion engine
// Dvigatelestroyeniye. — 1989. — ¹ 10. — P. 24–25.
Key words:
engines.
A functional diagram is described of a numerical electronic device to define the sparking induction in an internal combustion engine. A short-time diagram of the device operation is given.
- table, 2 ill., 7 ref.
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Contents
1989
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AUTOMATION, REGULATION, MANAGEMENT,
TECHNICAL DIAGNISTICS
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UDC 621.43-531.6:519.688
Dolgih I.D.
Development of the algorithm of the microprocessor diesel-generator speed control
// Dvigatelestroyeniye. — 1989. — ¹ 10. — P. 26–28
Key words:
Engines.
Developed algorithms are given for microprocessor die-sel-generator speed control, their operation principles and requirements. The block algorithm structure is offered for realization of tasks of the control, providing the engine application as well as the unification of the microprocessor speed governors.
- table, 4 ill., - ref.
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UDC 621.436.004.58 : 621.892.096.1.004.12
Sokolov A.I., Tishchenko N.T., Ametov V.A.
Diagnosis of modern internal combustion engines on operation oil parameters
// Dvigatelestroyeniye. — 1989. — ¹ 10. — P. 29–31.
Key words:
Engines.
The diagnosis of engines with a high effective oil cleaning system is shown to realize, considering the information of both the circulating oil and deposits of oil cleaners.
3 table, 1 ill., 5 ref.
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UDC 621.431.74.001.573.519.86 : 512.82
Osipov G.S.
A consequent method of the structure-parametric identification of non-linear mathematical models of non-stationary dynamic objects
// Dvigatelestroyeniye. — 1989. — ¹ 10. — P. 32–33.
Key words:
engines.
A base is offered of the structure-parametric identification of engine models having an unknown delay of the control action. The reliability is checked of the hypothesis of the object mathematical model structure, using the method of the function loss minimization when accepting this hypothesis. The parametric identification is realized using the method maximum close to the reality
- table, - ill., - ref.
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UDC 621.436-242.3.001.13 : 658.512.011.56
Moldavanov V.P., Burstein L.M.
Automated design of tractor engine piston rings
// Dvigatelestroyeniye. — 1989. — ¹ 10. — P. 34–35.
Key words:
engines.
Information is given of main calculation of main functions of tractor engine piston rings, put into programs of automated calculations. Actions of these program users are described as well as data, attained as results of these calculations. Programs are recommended for the practical use in SAPR systems.
- table, - ill., 11 ref.
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Contents
1989
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STRUCTURAL MATERIALS AND
PRODUCTION TECHNOLOGY
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UDC 621.43-384-034.13.002.2 : 621.7
Antonishin Yu.T.
Manufacturing of valve tappets by the plastic cast iron deformation
// Dvigatelestroyeniye. — 1989. — ¹ 10. — P. 36.
Key words:
engines.
Reasons of the valve tappets destruction are analyzed, and main directions to increase their wear resistance are defined. The reason is shown, of hot hydrodynamic extruding of cast iron valve tappets and then strengthening their operating surface.
- table, 1 ill., 3 ref.
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Contents
1989
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MAINTENANCE AND REPAIR ISSUES
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UDC 621.436.004.28 : 621.892.096.1."4014"
Saveljeva G.Ya., Denishchuk L.S.
Increase of operative diesel engine DM-21A (ChN21/21) parameters on the base of investigations of the oil M-14V2 ageing, processes
// Dvigatelestroyeniye. — 1989. — ¹ 10. — P. 37–38.
Key words:
engines.
Ways are considered of the increase of operating diesel engine DM-21A parameters and the oil M-14V2 longer life before its replacement on the base of investigations of the oil ageing both under the test bed and service conditions. Parameters of the oil quality are established, defining the working ability of filter elements Regotmas 460-1-06 (acid oxide consumption in the oil).
1 table, 1 ill., 4 ref.
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Contents
1989
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EXCHANGE OF EXPERIENCE
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UDC 621.433-441.001.5
Belov V.V., Murashov O.L.
Effect of turbulence on the mixture forming quality in gas engines
// Dvigatelestroyeniye. — 1989. — ¹ 10. — P. 39–40.
Key words:
engines.
A method is offered to calculate the air-gas mixture quality, this mixture is made during the engine cylinder filling, using equations of the turbulent diffusion and relative medium square deviation of the gas concentration from the given one. The experimental definition of the turbulent flow in typical sections of the inlet is used to define the summary coefficient of the turbulent diffusion, being the part of these equations. Calculation results are given of the quality of the air-gas mixture forming along the engine inlet.
- table, 3 ill., 5 ref.
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UDC 621.436.002.237 : 021.43.052.001.57
Zhivliuk G.E.
Analysis of possibilities to create the high economical turbocompound diesel engine 6ChN12/14
// Dvigatelestroyeniye. — 1989. — ¹ 10. — P. 41–43.
Key words:
engines.
Results are given of calculation-theoretical investigations concerning creation of the diesel engine 6ChN12/14 having the specific effective fuel consumption up to 130 g/kW•h. Ways to increase the fuel economy of diesel engines ChN12/14 are analyzed, based on data of the mathematical modelling, and expected effective parameters of the turbocompound diesel engine 6ChN12/14 are defined, considering recovery of the exhaust gas energy in a powerful gas turbine.
- table, 3 ill., 8 ref.
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UDC 621.431.74 „4014"
Shepelski Yu.L.
Modernization of diesel engines type 8VDS36/24 in order to increase its life
// Dvigatelestroyeniye. — 1989. — ¹ 10. — P. 44–46.
Key words:
engines.
Results of long service tests are given of marine diesel engines 8VDS36/24 with standard experimental cylinder-piston group details. Numerical values of the wear speed are given of the piston ring cylinder liners, valves as well as the information of the diesel engine operation effectiveness on the motor oil consumption before and after modernization.
4 table, 7 ill., - ref.
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UDC 621.43.016.4:621.43.056
Maximov E.A., Kavtaradze R.Z., Benidze D.Sh.
Technique of the experimental definition of instantaneous values of thermal flow density and temperatures of the combustion chamber surface in an internal combustion engine under operating conditions
// Dvigatelestroyeniye. — 1989. — ¹ 10. — P. 47–49.
Key words:
engines.
A developed experimental installation is offered to registrate non-stationary temperatures on the combustion chamber surface of a high speed diesel engine, as well as the test bed for calibration of a three-channel sensor. Errors of the measurement are evaluated. The technique is used to define local instantaneous thermal flows in the high speed diesel engine 8ChN12/12.
- table, 3 ill., 6 ref.
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UDC 621.436-231.311.001.5
Ivanov G.I.
Hydraulic resistance of oil channels of the diesel engine D49 crank-and connecting rod assembly
// Dvigatelestroyeniye. — 1989. — ¹ 10. — P. 49–51.
Key words:
engines.
It is shown that the effect of the crank position on the hydraulic resistance of oil channels should be considered at the calculation of the oil consumption in the crank-and connecting rod assembly of the engine.
1 table, 5 ill., - ref.
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Contents
1989
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