RU2001128457A - The method of maintaining the rotor speed of the rotor of the helicopter within acceptable limits and a device for its implementation - Google Patents

The method of maintaining the rotor speed of the rotor of the helicopter within acceptable limits and a device for its implementation

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Publication number
RU2001128457A
RU2001128457A RU2001128457/28A RU2001128457A RU2001128457A RU 2001128457 A RU2001128457 A RU 2001128457A RU 2001128457/28 A RU2001128457/28 A RU 2001128457/28A RU 2001128457 A RU2001128457 A RU 2001128457A RU 2001128457 A RU2001128457 A RU 2001128457A
Authority
RU
Russia
Prior art keywords
rotor
speed
pitch
helicopter
revolutions
Prior art date
Application number
RU2001128457/28A
Other languages
Russian (ru)
Other versions
RU2231479C2 (en
Inventor
Николай Павлович Бездетнов
Иван Иванович Григорьев
Original Assignee
Открытое акционерное общество "Камов"
Filing date
Publication date
Application filed by Открытое акционерное общество "Камов" filed Critical Открытое акционерное общество "Камов"
Priority to RU2001128457/28A priority Critical patent/RU2231479C2/en
Priority claimed from RU2001128457/28A external-priority patent/RU2231479C2/en
Publication of RU2001128457A publication Critical patent/RU2001128457A/en
Application granted granted Critical
Publication of RU2231479C2 publication Critical patent/RU2231479C2/en

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Claims (2)

1. Способ поддержания числа оборотов несущего винта вертолета в допустимых пределах, включающий автоматическое изменение располагаемой мощности за счет изменения подачи топлива в двигатель (двигатели) для восстановления заданного числа оборотов, контроль за числом оборотов винта по указателю и управление потребной мощностью вертолета для поддержания оборотов винта в допустимых пределах путем воздействия летчика на шаг винта с помощью рычага общего шага и ручки управления, отличающийся тем, что вводят дополнительно автоматическое управление потребной мощностью изменяя общий шаг несущего винта на величину1. A method of maintaining the rotor rotor speed of the helicopter within acceptable limits, including automatically changing the available power by changing the fuel supply to the engine (s) to restore a given number of revolutions, controlling the number of revolutions of the rotor by pointer and controlling the required power of the helicopter to maintain revolutions of the rotor to the extent possible by the pilot's influence on the pitch of the screw with the help of a common pitch lever and a control knob, characterized in that an additional automatic control is introduced demand by changing the total pitch of the rotor by an amount
Figure 00000001
,
Figure 00000001
,
где Δφап - изменение общего шага автопилотом;where Δφ ap is the change in the total pitch by autopilot; Δnв - изменение оборотов несущего винта от заданного значения;
Figure 00000002
- скорость изменения оборотов несущего винта;
Δn in - change in rotor speed from a given value;
Figure 00000002
- the rate of change of the rotor speed;
Figure 00000003
- передаточные числа автопилота.
Figure 00000003
- gear ratios of autopilot.
2. Устройство реализации способа по п.1, включающее рычаг общего шага, который через проводку управления соединен через гидроусилитель с ползуном автомата перекоса, ручку управления, которая через проводку управления соединена через гидроусилитель с тарелкой автомата перекоса и рычагом поворота лопасти несущего винта, редуктор, соединяющий вал двигателя (двигателей) с валом несущего винта и снабженный тахогенератором с указателем числа оборотов, топливный регулятор, установленный на двигателе и связанный с датчиками оборотов свободной турбины и турбокомпрессора, отличающееся тем, что дополнительно установлен вычислитель, вход которого соединен с тахогенератором и переключателем перенастройки оборотов винта, а выход соединен с преобразователем электрического сигнала в механическое перемещение, соединенным с несущим винтом через гидроусилитель в канале общего шага.2. The device for implementing the method according to claim 1, comprising a lever of a common step, which is connected through a power steering to a slider of the swashplate, a control handle that is connected through a power steering to a plate of the swashplate and a rotor of the rotor blade, gearbox, connecting the shaft of the engine (s) with the rotor shaft and equipped with a tachogenerator with a speed indicator, a fuel regulator mounted on the engine and connected to the free speed sensors turbines and turbocompressors, characterized in that a calculator is additionally installed, the input of which is connected to the tachogenerator and the rotor speed changeover switch, and the output is connected to the electric signal into mechanical displacement transducer connected to the main rotor via a hydraulic booster in the common-pitch channel.
RU2001128457/28A 2001-10-23 2001-10-23 Method of maintenance of number of revolutions of helicopter lifting rotor within permissible limits and device for realization of this method RU2231479C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2001128457/28A RU2231479C2 (en) 2001-10-23 2001-10-23 Method of maintenance of number of revolutions of helicopter lifting rotor within permissible limits and device for realization of this method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2001128457/28A RU2231479C2 (en) 2001-10-23 2001-10-23 Method of maintenance of number of revolutions of helicopter lifting rotor within permissible limits and device for realization of this method

Publications (2)

Publication Number Publication Date
RU2001128457A true RU2001128457A (en) 2003-08-27
RU2231479C2 RU2231479C2 (en) 2004-06-27

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Country Status (1)

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009022406A1 (en) * 2009-05-25 2010-12-02 Liebherr-Aerospace Lindenberg Gmbh spindle drive
RU2486108C1 (en) * 2011-11-18 2013-06-27 Открытое Акционерное Общество "Московский Вертолётный Завод Им. М.Л. Миля" Helicopter rotor rpm control system

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