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All articles by "Naumov V.A."
Dynamic operating processes of the turbojet engine air launch unit
| Authors: Velikanov N.L., Naumov V.A., Malinovsky S.A. | Published: 10.01.2026 |
| Published in issue: #1(790)/2026 | |
| Category: Mechanical Engineering and Machine Science | Chapter: Hydraulic Machines, Vacuum, Compressor Technology, Hydraulic and Pneumatic Systems | |
| Keywords: screw compressor, mass flow, hydraulic losses, heat exchange equation |
Energy efficiency of water ring vacuum pumps
| Authors: Velikanov N.L., Naumov V.A. | Published: 08.11.2025 |
| Published in issue: #11(788)/2025 | |
| Category: Mechanical Engineering and Machine Science | Chapter: Hydraulic Machines, Vacuum, Compressor Technology, Hydraulic and Pneumatic Systems | |
| Keywords: energy efficiency, power consumption, rotor speed, water ring vacuum pumps |
Polluted air removal by a vacuum system with branching
| Authors: Velikanov N.L., Naumov V.A. | Published: 03.02.2025 |
| Published in issue: #2(779)/2025 | |
| Category: Mechanical Engineering and Machine Science | Chapter: Hydraulic Machines, Vacuum, Compressor Technology, Hydraulic and Pneumatic Systems | |
| Keywords: air intake channel, vacuum-pulse system, gas mixture, hydraulic resistance |
Energy efficiency of a hydraulic system with the centrifugal pump
| Authors: Velikanov N.L., Naumov V.A. | Published: 03.10.2024 |
| Published in issue: #10(775)/2024 | |
| Category: Mechanical Engineering and Machine Science | Chapter: Hydraulic Machines, Vacuum, Compressor Technology, Hydraulic and Pneumatic Systems | |
| Keywords: specific energy costs, centrifugal pump, hydraulic power, energy efficiency |
Pulse-vacuum system operation in collecting the industrial fine-dyspersated solid waste
| Authors: Velikanov N.L., Naumov V.A. | Published: 19.03.2024 |
| Published in issue: #4(769)/2024 | |
| Category: Mechanical Engineering and Machine Science | Chapter: Hydraulic Machines, Vacuum, Compressor Technology, Hydraulic and Pneumatic Systems | |
| Keywords: pulse-vacuum system, vacuum pump, receiver, polydisperse solid waste |
Efficiency of the pump in the lubricating and cooling fluid supply system
| Authors: Velikanov N.L., Naumov V.A. | Published: 18.05.2023 |
| Published in issue: #6(759)/2023 | |
| Category: Mechanical Engineering and Machine Science | Chapter: Hydraulic Machines, Vacuum, Compressor Technology, Hydraulic and Pneumatic Systems | |
| Keywords: submersible centrifugal pump, lubricating and cooling fluid, kinematic viscosity, head characteristic |
Using a Spool Vacuum Pump for Pumping out air with Impurities
| Authors: Velikanov N.L., Naumov V.A. | Published: 17.05.2022 |
| Published in issue: #6(747)/2022 | |
| Category: Energy and Electrical Engineering | Chapter: Hydraulic Machines and Hydropneumatic Units | |
| Keywords: spool vacuum pump, pumping air with impurities, mesh filter, gas flow speed |
Transportation of Sulfuric Acid with Vacuum Unit
| Authors: Velikanov N.L., Naumov V.A. | Published: 12.10.2021 |
| Published in issue: #11(740)/2021 | |
| Category: Energy and Electrical Engineering | Chapter: Hydraulic Machines and Hydropneumatic Units | |
| Keywords: water ring vacuum pump, wet air pumping, performance correction factor, sulfuric acid transportation, liquid ring vacuum pump, humid air pumping, correction coefficients of productivity |
Efficiency of External Gear Pump
| Authors: Velikanov N.L., Naumov V.A. | Published: 11.02.2021 |
| Published in issue: #3(732)/2021 | |
| Category: Energy and Electrical Engineering | Chapter: Hydraulic Machines and Hydropneumatic Units | |
| Keywords: gear pump, external gearing, positive displacement pump efficiency, kinematic viscosity coefficient |
Pumping of Liquids Using Liquid-Ring Pumps
| Authors: Velikanov N.L., Naumov V.A., Koryagin S.I. | Published: 01.08.2020 |
| Published in issue: #8(725)/2020 | |
| Category: Energy and Electrical Engineering | Chapter: Hydraulic Machines and Hydropneumatic Units | |
| Keywords: three-phase installation, electrothermal effect, titanium alloys, thyristor key, liquid ring vacuum pump, coefficient of leakage, liquid pumping, plant capacity |