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ENGINE RESEARCH AND TESTING
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UDC 621.436:621.43.068.8.001.5
Semiînîv B.N., Smailis V.I., Bykov V.Yu., Lipchuk V.A.
Possibilities to reduce the nitrogen oxide emitted together with the exhaust gas from a high speed supercharged diesel engine while keeping the high fuel effectiveness
// Dvigatelestroyeniye. — 1986. — ¹ 9. — P. 3–6.
Key words:
engines.
Features and interconnections are considered between the diesel engine fuel effectiveness and the nitrogen oxide emission together with the exhaust gas. The example of the engine ChN21/21 shows that by the optimization of operating conditions the nitrogen oxide emission can be reduced by 15 to 25 % without increase of the specific fuel consumption and following limits of the maximum cycle pressure.
- table, 6 ill., 6 ref.
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UDC 621.43.056.001.5
Kamfer G.M., Semionov V.N., Stepanenko A.S.
Intensity of the air charge rotation in different inlet channel and combustion chamber constructions
// Dvigatelestroyeniye. — 1986. — ¹ 9. — P. 6–8.
Key words:
engines.
Some problems are considered, related to the air charge rotation loss in direct injection diesel engines in dependence on the initial speed distribution in the valve hole and the combustion chamber arrangement.
- table, 4 ill., 6 ref.
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UDC 621.436-44.001.5
Fainleib B.N., Âarajev V.I.
Increase of the mixture forming effectiveness in diesel engines by the influence upon the fuel spray dynamics
// Dvigatelestroyeniye. — 1986. — ¹ 9. — P. 8–12.
Key words:
engines.
An analysis is carried out and conditions are shown for effective processes of the fuel mixture forming in automobile diesel engines with their combustion chamber arranged in the piston, based on the attained dependences, related to both the time of the fuel spray drops heating and evaporation and parameters, defining the fuel spray dynamics within the combustion chamber volume limits.
- table, 3 ill., 7 ref.
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UDC 621.437.001.5 : 621.1.016.4
Zlîtin G.N., Dulger M.V., Tihînîv S.S.
Analysis of thermal losses in the rotor-piston engine cycle
// Dvigatelestroyeniye. — 1986. — ¹ 9. — P. 12–14.
Key words:
engines.
Components of the rotor-piston engine VAZ-311 thermal balance are considered on the base of a mathematical model of an operation process. Main reasons are given of thero-tor-piston engine low fuel effectiveness and some ways for its improvement are anelyzed. The carburettor mixture forming is shown to limit the engine efficiency improvement.
- table, 3 ill., 5 ref.
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UDC 621.43-242.001.45 : 539.538
Shalai A.N.
Analysis of the wear process of the ring-groove conjugation in engine pistons and development of a technique of speeded-up wear tests
// Dvigatelestroyeniye. — 1986. — ¹ 9. — P. 15–17.
Key words:
engines.
An analysis is pescribed of the interation dynamics of the piston ring—groove conjugation its wear, methods to strengthen and increase the conjugation operation time. A technique is offered for rig speeded-up wear tests of the ring–groove conjugation.
1 table, 4 ill., 13 ref.
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Contents
1986
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CALCULATION AND DESIGN OF ENGINES
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UDC 621.41.001.2 : 621.43.016.001.24 : 536 : 27
Prihîdkî I.M., Âasîv V.M., Klepanda A.S., Fomin A.V.
Method of an experimental-calculation evaluation of instantaneous local values of heat release and heat conduction coefficients in the matrix of a DVPT regenerator
// Dvigatelestroyeniye. — 1986. — ¹ 9. — P. 18–19.
Key words:
engines.
A method is described to define instantaneous local values of heat release and heat conduction coefficients in the DVPT regenerator matrix, based on the differential-variable approach to the decision of how to heat the matrix by the working medium flow.
- table, 2 ill., 7 ref.
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UDC 621.436-2.001.24 : 539.538«313»
Kadórîv S.M.
Method of calculation of diesel engine cylinder-piston group detail wear
// Dvigatelestroyeniye. — 1986. — ¹ 9. — P. 20–23.
Key words:
diesel.
A calculation method is offered for the engine cylinder-piston group detail wear, taking as an example the friction pair: a piston ring set-liner, considering the features and interaction of abrasive particles with friction surfaces, the method was developed, taking into account their strength characteristics. The waer process was studied, considering the area of interaction of all compression and oil scraper rings with the liner, the service conditions, filter element types and constructive features of cylinder-piston group details.
- table, 2 ill., 9 ref.
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UDC 621.43-233.13.001.24
Piraner I.L., Meleshchenkî N.G., Istîmin P.A.
Increase of effectiveness of multisupport crankshaft quasi-static calculations
// Dvigatelestroyeniye. — 1986. — ¹ 9. — P. 24–26.
Key words:
diesel.
A calculation technique is described of the multisupport crankshaft loading, based on the technique of transfer matrixes. Errors are analyzed of the attained result, and methods to have them less. A method is offered to identify parameters of the crank frame model, based on the analysis of the deformation distribution in its elements. The identification accuracy and effectiveness of proposed technique are estimated.
3 table, 4 ill., 9 ref.
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UDC 621.436-21.001.2 : 539.4
Fai N.K., Maslîv I.V.
Investigation of the medium speed diesel engine frame stiffness, using the method of finite elements
// Dvigatelestroyeniye. — 1986. — ¹ 9. — P. 27–28.
Key words:
engines.
An in-line medium speed diesel engine frame is taken as an example. The method of finite elements is used to define amplitudes of its forced low frequency oscillations. Some methods are considered to improve the frame stiffness. A frame construction is offered which can decrease its deformation two to three times, comparing with a series version at the slight increase (up to 4 or 5 %) of the specific and litre mass. It is noted that the method of finite elements allows at its design stage to develop a rational frame construction, providing the better reliability and service of the diesel engine.
1 table, 4 ill., 5 ref.
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UDC 621.43-242.3.001.24 : 539.377
Levandashev L.O., Yevdokimîv V.D.
Calculation of the temperature deformation of the RIC engine piston rings
// Dvigatelestroyeniye. — 1986. — ¹ 9. — P. 29–31.
Key words:
Engines.
Expressions are given for the calculation of the engine piston ring temperature deformation, consequence is described of the proposed formula derivation, and an example is given of the numerical calculation.
- table, 1 ill., 5 ref.
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UDC 621.431.73-758.34.004.1. «313»
Alexejev I.V.
Prediction of acoustic effect at part nosing over the engine
// Dvigatelestroyeniye. — 1986. — ¹ 9. — P. 31–32, 48.
Key words:
engines.
A calculation method is offered to define the variable values of the engine acoustic output when a part of its external surfaces is nosed over. Comparative results are given on definition of the acoustic effect at the part nosing over engines ZIL-645 and IZh–Planet, using experiments and calculation, given in this technique.
2 table, 4 ill., 3 ref.
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Contents
1986
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UNITS, ENGINE SYSTEMS, DEVICES.
STANDS AND MEASUREMENTS
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UDC 621.43.052 : 621.438.001.5
Yegîrîv Ya.A., Kurdiukîv A.P., Malkîv Ye.A.
Inward flow turbine operation under compressor conditions
// Dvigatelestroyeniye. — 1986. — ¹ 9. — P. 33–35.
Key words:
engines.
A test technique is described for an inflow turbine operating under compressor conditions; two different types of compressor conditions are possible to use. Results of the experimental investigation of the turbine TKR-11, operating under compressor conditions are offered. Possible ways to use these results are shown, when analyzing the operation of a combined internal combustion engine and at the calculation investigation of parameters and characteristics of this combined internal combustion engine, using the computer.
- table, 6 ill., 5 ref.
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UDC 621.43.044.001.6
Otstavnov A.A.
Device for control of spark forming regularity in RIC engines
// Dvigatelestroyeniye. — 1986. — ¹ 9. — P. 36–38.
Key words:
engines.
Information is given of the influence of the spark formation on the carburettor engine operating characteristics and of methods and means to define them. A functional diagram is described of a numerical electronic device to control the spark formation regularity on the engine in total and on individual cylinders. A technique for this device is described.
- table, 3 ill., 7 ref.
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UDC 621.431.72./74-382.001.5 : 62-82.004.1.
Krainiuk A.I., Rybalchenko A.G., Kondrashov N.V.
Hydraulic drive for valve timing with recuperative properties for high speed transport diesel engines
// Dvigatelestroyeniye. — 1986. — ¹ 9. — P. 39–40.
Key words:
engines.
An experimental system is described of a hydraulic drive for a valve timing mechanism of an accumulator type. The energy use for the drive is described due to the transformation of the kinetic energy of a straight valve movement into the potential energy of deformation of both working fluid and elastic walls of a buffer area, and its further use for the back valve movement. Results are given of motorless tests of this Valve hydraulic drive.
- table, 2 ill., - ref.
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Contents
1986
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AUTOMATION, REGULATION, MANAGEMENT,
TECHNICAL DIAGNISTICS
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UDC 621.436-185.3.004.58 : 681.142.2 : 519.2
Levin M.I., Îbîzîv À.À.
The use of a «training» method when solving problems of a marine low speed diesel engine diagnostics
// Dvigatelestroyeniye. — 1986. — ¹ 9. — P. 41–46.
Key words:
engines.
Methodological problems are considered of the algorithms of studied systems for the technical diagnostics (STD) for a marine low speed diesel engine which, comparing with the normal STD without «training», has a number of advantages. Necessary theoretical reasons are given for a statistic theory to recognize images and theory of information. A process is shown of a function of training STD, analyzing the failure of the fuel equipment operation.
2 table, 3 ill., 10 ref.
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UDC 621.436-552.004.11
Dîlganîv K.Ye., Ugrin L.S.
A speed governor of a WSK type for diesel engines RABA-MAN
// Dvigatelestroyeniye. — 1986. — ¹ 9. — P. 46–47.
Key words:
engines.
A construction is described of a two-speed governor of the WSK type, used for diesel engines RABA-MAN of buses «Ikarus».
- table, 4 ill., - ref.
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UDC 621.436-525 : 621.431.74
Gîlubev V.P., Viktîrîv E.I.
Electropneumatic analogue converter ford iosne control glniee systems
// Dvigatelestroyeniye. — 1986. — ¹ 9. — P. 48.
Key words:
engines.
Technical characteristics are given and conditions for the use of the electropneumatic converter of EPP-D type of the control system for marine diesel engines.
- table, 1 ill., - ref.
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Contents
1986
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FUEL AND LUBRICANTS
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UDC 621.431.72.004.14 : 621.892.096.1.004.12
Âelenki A.D.
The use of motor oils in locomotive diesel engines
// Dvigatelestroyeniye. — 1986. — ¹ 9. — P. 49–52.
Key words:
engines.
The information is given on the stock-taking and consumption of motor oils in locomotive diesel engines.
6 table, 3 ill., 6 ref.
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Contents
1986
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STANDARDIZATION AND UNIFICATION
IN THE ENGINE INDUSTRY
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UDC 621.431.73-2.002.2 : 621.787
Isajev V.I.
Surface strengthening of automobile engine details
// Dvigatelestroyeniye. — 1986. — ¹ 9. — P. 53–55.
Key words:
engines.
Results are given of the investigation of ways to improve the wear resistance of the automobile engine cylinder liner surfaces, using technological methods.
- table, 4 ill., - ref.
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UDC 621.43-222.002.2 : 621.78 : 621.3.038.8
Antonov A.Ye., Yegorova A.P., Isakov A.E., Mulchenko B.F., Roitenburg D.I.
Lazer thermal treatment of GAZ engine cylinders
// Dvigatelestroyeniye. — 1986. — ¹ 9. — P. 55–57.
Key words:
engines.
A possibility is investigated of the thermal treatment of GAZ engine cylinders instead of the use of a non-resistive insert. The analysis of rig tests proved that the average statistic wear of cylinders, strengthened by the lazer radiation, would be at the level of wear of standard cylinders, having a non-resistive insert.
- table, 3 ill., 5 ref.
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Contents
1986
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EXCHANGE OF EXPERIENCE
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UDC 621.432.4-382.001.5
Anîhin V.D., Lepeha A.I.
Hydromechanical blade valves without moving parts in RIC engines
// Dvigatelestroyeniye. — 1986. — ¹ 9. — P. 58–59.
Key words:
engines.
Proposals are described on how to use in engine gas exchange systems the hydrodynamic blade valves without moving parts of new types. The valve hydraulic characteristics are given and test results of two-cycle motorcycle engines with a start system, including a blade valve without moving parts. A conclusion is made of the perspective to use the above said elements.
- table, 3 ill., - ref.
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UDC 621.43-752.2.001.5 : 532.13
Rodin P.T.
Variation of the silicon liquid viscosity in a torsional vibration damper
// Dvigatelestroyeniye. — 1986. — ¹ 9. — P. 60, 62.
Key words:
engines.
A theoretical possibility is shown to change the silicon liquid viscosity by 30 % from the initial one, considering the dynamic shaftline strength on the permissible oscillation amplitude in the area of the damper arrangement.
- table, 2 ill., 5 ref.
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Contents
1986
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