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Comparison of capabilities and functional features of Diesel-RK 4 and Diesel-RK 5 products

4 5

General functionality

Simulation of the working process of 2- and 4-stroke engines with two-stage supercharging, charge air cooling, and an exhaust gas recirculation system in a high-pressure line with a Venturi nozzle.

Simulation of diesel and gas engines, including prechamber internal combustion engines.

Simulation of gasoline internal combustion engines with ignition from an electric spark.

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Simulation of mixture formation and combustion in a diesel engine

A modern model of mixture formation and combustion in a diesel engine, built on the works of Razleitsev (1993) and Kuleshov (present).

Accounting for the interaction of fuel jets with the walls of the combustion chamber of a diesel engine and between themselves in near-wall flows. Accounting for the complex shape of the combustion chamber. Express visualization of the mixture formation process.

Possibility of optimizing the multiple fuel injection strategy.

Accounting for the effect of increased injection pressure on the period of diesel fuel self-ignition delay.

Accounting for the individual orientation of the nozzle holes of the injector and the displacement of the injector relative to the center of the chamber in the piston.

Accounting for an arbitrary piston bowl shape.

Accounting for the interaction of fuel jets and their near-wall flows with a tangential vortex in the combustion chamber, which can have different velocity profiles.

Using a detailed kinetic mechanism to calculate NOx emissions.

Accounting for low-temperature combustion, Simulation of PCCI / HCCI processes.

Simulation of engines with several fuel systems supplying different fuels in one cycle.

Support for an experimental injection map when optimizing multiple injection strategies.

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Accounting and analysis of the intersection of fuel jets in the volume of the combustion chamber. *, **

Taking into account the complex shape of the cylinder head when calculating mixture formation in heavy marine 2-stroke diesel engines. *

Taking into account the features of the fuel jet flow around the edge of the chamber in a piston of a special shape ( Double lip ).

3D visualization of the mixing process.

Nozzle holes of injectors can have different diameters. * , **

Accounting for grooves in the piston bowl. **

Simulation of working processes of gas internal combustion engines and gas diesel engines

Support for a library of different fuels with automatic calculation of the properties of gas-mixed fuels of arbitrary composition.

Simulation of gas diesel engines, and refined simulation of prechamber gas engines. For the Simulation, the author's 3-zone combustion model in gas diesel engines and prechamber gas engines is used, built on the theory of a flooded non-isothermal jet by Abramovich and Schlichting.

Refined simulation of gas exchange and combustion in prechambers.

Simulation of the detailed chemical kinetics of the oxidation of the main gaseous fuels (methane, hydrogen, ammonia) to determine the onset of combustion and detonation.

Simulation of gas engines and gas diesel engines with gas supply directly to the cylinder.

Simulation of the thermal state of internal combustion engine parts

Simulation of the thermal balance of the engine.

Parallel simulation of the engine working process and simulation of the thermal state of parts (piston, cover, cylinder liner) using the finite element method.

(ent)

ICE optimization and support for multi-threaded Simulation

Possibility to optimize engine parameters in several parameters. The library of optimization methods includes more than 14 non-linear programming methods.

Global optimization by the particle swarm method.

Implementation of multi-threaded simulation during optimization, scanning, and simulation of internal combustion engine characteristics.

Simulation of gas exchange in internal combustion engines

Simulation of gas exchange in 2-stroke internal combustion engines with all scavenging schemes.

Simulation of Junkers engines (with counter-moving pistons).**

Accounting for different schemes for connecting the exhaust manifolds to the turbine.

Coordination of the characteristics of turbines and compressors with a reciprocating internal combustion engine.

(ent)

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Simulation of 1D flow in valve channels by the Godunov method.

Simulation of water injection into the intake system and directly into the cylinder.

Simulation of engines with exhaust gas recirculation (EGR) systems in the low-pressure line.

The program for expanding the range of presentation of pressure branches of turbine characteristics.

Facilitate the work of users

Connecting a user DLL to calculate friction losses and also to calculate the optimization goal function.

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Wizard for creating new projects (an express method for creating data files based on a minimum of information about the engine).

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* Actual for 2-stroke diesel engines with side injectors.

** Actual for Junkers engines (with counter-moving pistons).

*** Will be available in the next release (planned for Q3 2023).

(ent) - available in the Enterprise version for local installation or on a dedicated server