- 1. Accounting for a positive, negative and zero sequences power in a three-phase unbalanced electrical system
- (Content №6 2023)
- ... negative, zero-sequences active and reactive power, as well as invariance power factor. Methodology. In the unbalance case in three-phase electrical system, the electrical energy quality is evaluated ...
- Created on 23 December 2023
- 2. The electrical power quality indicator – interference power factor
- (Content №4 2022)
- ... currents, the features of the ratio of a root-mean-square norm to its mean value, known as the invariance power factor, are noted. In this case, the root-mean-square power value acts as a normalizing parameter. ...
- Created on 29 August 2022
- 3. Need of technical accounting at electric energy quality reduction under conditions of AC traction substation
- (Content №3 2021)
- ... power factor are noted. Based on the calculation of additional losses from current higher harmonics in the cable line, it has been established that the current load of the line can be reduced by 10% while ...
- Created on 23 June 2021
- 4. Method for optimization of switching frequency in frequency converters
- (Content №1 2021)
- ... Batrak,L.M., Polishchuk,S.Y., Mykhalskyi,V.M., & Shapoval,I.A. (2016). The effect of load power factor on the efficiency of three-phase four-wire power system with shunt active filter. 2016 IEEE 36th ...
- Created on 05 March 2021
- 5. Improvement of sub-level caving mining methods during high-grade iron ore mining
- (Content №1 2021)
- ... (2015). Fundamental last of the ultimate state of objects at the effects of multi parameter power factors and thermodynamic environment. Part II. Mechanics of Machines, Mechanisms and Materials, 4(33), ...
- Created on 05 March 2021
- 6. Thermodynamic aspect of rock destruction
- (Content №1 2020)
- ... Sherbakov, S. S., Bogdanovich, A. V., Makhutov, N. A., & Zatsarinnyi, V. V. (2015). Fundamental last of the ultimate state of objects at the effects of multi parameter power factors ...
- Created on 10 March 2020
- 7. Peculiarities of electric power loss calculation in power supply systems with compensating devices
- (Electrical Complexes and Systems)
- ... of reactive power compensation in order to reduce the power losses significantly decreases with high values of the power factor. Originality. The method of unregulated compensating devices optimum ...
- Created on 26 October 2019
- 8. A voltage loss preliminary estimation in ac busbars
- (Power Supply Technologies)
- ... of a universal criterion of determining busbar parameters for operating or calculating values of network power factor, as well as defining parameters of reactive power compensation devices for reducing ...
- Created on 19 August 2019
- 9. Peculiarities of the reactive power flow in the arc furnace supply circuit with improved electromagnetic compatibility
- (Electrical Complexes and Systems)
- ... Energy Compensation Methods and Power Factor Improvement. WSEAS Transactions on Systems [online], 9(9), pp. 979‒988. Available at: <https://dl.acm.org/citation.cfm?id=1865391> [Accessed 11 January ...
- Created on 24 April 2019
- 10. Synthesis by using the sliding-mode control theory for the fuzzy logic controller of the direct torque control system
- (Power Supply Technologies)
- ... Mode Control Synthesis Algorithm. Scientific and Technical Journal Electrotechnic and Computer Systems, 21(97), pp. 29‒35. 13. Sarhan, H., Issa, R. and Alia, M., 2012. Optimal Power Factor Control ...
- Created on 29 October 2018
- 11. Three-to-one phase converter's control method for power factor corrected power supply of resistance welding machine
- (Electrical Complexes and Systems)
- ... 2017. Three-Phase Power Supply for Resistance Welding Machine with Corrected Power Factor. Naukovyi Visnyk Natsionalnoho Hirnychoho Universytetu, 4, рр. 67–72. 3. Nguyen-Quang, N., Stone, D. A., ...
- Created on 27 August 2018
- 12. Energy efficient power supply system and automatic control of modes of the “power supply – pumping station” complex
- (Electrical Complexes and Systems)
- ... in particular, to decrease specific cost of active electric energy, to improve the power factor, to decrease circuit voltage deviation as well as to reduce consumption of total and reactive powers, which ...
- Created on 03 July 2018
- 13. Content
- (Contents №4 2017)
- ... machine with corrected power factor 67 V.V.Nitsenko, D.O.Kulahin. Research on effect of differential-phase protection of busbars system ...
- Created on 15 March 2018
- 14. Three-phase power supply for resistance welding machine with corrected power factor
- (Electrical Complexes and Systems)
- ... resistance welding machine (RWM). The presented power supply utilizes active power factor correction and draws balanced grid currents. Usage of such power supplies allows ensuring electromagnetic compatibility ...
- Created on 06 September 2017