Articles related

M. O. Kostin,P. Ye. Myhalichenko    

The article deals with the description of the mathematical model the system traction electric power supply without loading in the short circuit condition and the result of the reserches this accident process. The transition quantity has been defined, and... see more


L. V. Dubynets,D. V. Ustymenko,R. V. Krasnov,O. O. Karzova    

The mathematical model of the electric drive of the piston compressor with engine DK406 (DK409) is offered.


M. M. Kedria    

The article examined the terms at which transients in electromechanics are examined systems with the engines of direct current most exactly reflect properties of engines from point of changes of electromagnetic and mechanical energies. Of recommendation ... see more


N. V. Kudrytska    

There are the considered existent indexes and methods of estimation of efficiency of investment projects in the article. First offered economic-mathematical model of the nonlinear programming of choice of optimum investment projects taking into account t... see more


E. S. Demjaniuk    

The complex approach to the decision-making of renewal of an active part of a capital assets is developed. The basic stages and the control information of process of making of the investment decision are specified. Mathematical methods of the solution of... see more