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Now showing items 11-20 of 26
Grinding burns in a process of high speed deep grinding
(ХАИ, 2015)
Formulated the problem of the need to develop new equipment and processing technology by deep sanding flat
surfaces and flat shaped parts of aircraft engines of difficult to cut materials. A study was conducted to ...
Methods of photovoltaic power control mode
(ХАИ, 2015)
This paper gives an overview and classification of modern methods maximum power point tracking for the
solar photovoltaic systems. Considered methods are briefly described. Advantages and disadvantages of each
method are ...
Mathematical model of PV module with pulse width modulation control
(ХАИ, 2015)
The paper describes a mathematical model of solar photovoltaic power plant with a PWM (Pulse Width
Modulation) regulator matching between the PV arrays and loads. For controling of regukator which retains
the power plant ...
Assessment influence of incomplete similarity of dynamically scaled models on flight-test results
(ХАИ, 2015)
In this paper, the effect of incomplete similarity of inertial properties of dynamically scaled models of the airplane
is investigated. The approach of flying quality analysis is presented to examine the possibility of ...
Mathematical simulation of fuel burn schedule effect on airplane center-of-gravity position
(ХАИ, 2016)
Formulas to describe shape of fuel tanks arranged in wings, wing center section and fuselage are proposed on
the base of wing shape analysis of real transport category airplanes. Methods of fuel burn sequence designation
and ...
Maximum power point tracking method for subsatellite solar power working under partially shaded conditions
(ХАИ, 2016)
The objective of this work is to study the features of the Maximum Power Point Tracking (MPPT) for
subsatellite solar power under partial shading condition of its panels. Subsatellite power system operates in
parallel ...
Inverse problems of thermoelasticity for rectangular plates
(ХАИ, 2016)
New inverse thermoelasticity problems for frictionally interacting layers have been formulated, in which unknown
thermal loading (temperature of boundary surface and intensity of frictional heat flux) has been determined
using ...
Triangulation method of bearing surfaces of aircraft systems
(ХАИ, 2016)
Modern ideology of computational approaches for solving initial value problems of continuum mechanics is
based on the creation of an adequate mathematical models and computational methods of construction based
on the ...
Analytical and numerical linearization of the flight vehicle nonlinear dynamic model in the presence of wind
(ХАИ, 2017)
In this paper, nonlinear mathematical dynamic model for standard unmanned aerial vehicle, Aerosonde was
developed at low velocities in the presence of wind and then its linearized model was derived using numerical
and ...
Modified hill climbing maximum power point tracking control method for satellite electrical power supply system
(ХАИ, 2017)
The increasing of efficiency of the satellite electrical power supply system (PSS) is important engineering task.
Modern satellite PSS widely use DC-DC converters under pulse-width controlling. Existing methods of
maximum ...