RU93038268A - DEVICE OF POWER SUPPLY - Google Patents

DEVICE OF POWER SUPPLY

Info

Publication number
RU93038268A
RU93038268A RU93038268/07A RU93038268A RU93038268A RU 93038268 A RU93038268 A RU 93038268A RU 93038268/07 A RU93038268/07 A RU 93038268/07A RU 93038268 A RU93038268 A RU 93038268A RU 93038268 A RU93038268 A RU 93038268A
Authority
RU
Russia
Prior art keywords
power supply
bus
main bus
comparator
systems
Prior art date
Application number
RU93038268/07A
Other languages
Russian (ru)
Inventor
В.В. Краснов
В.А. Рябиков
Original Assignee
Ульяновское конструкторское бюро приборостроения
Filing date
Publication date
Application filed by Ульяновское конструкторское бюро приборостроения filed Critical Ульяновское конструкторское бюро приборостроения
Publication of RU93038268A publication Critical patent/RU93038268A/en

Links

Claims (1)

Изобретение относится к электротехнике и может быть использовано в устройствах электропитания различных приборов и систем от источника постоянного тока +27В, предназначенных для установки на летательных аппаратах и относящихся ко второй категории энергопотребителей. С целью возможности осуществления электропитания авиационных приборов и систем от аварийной шины питания +27В при пропадании питания в основной шине на время до 0,08 с и переключения электропитания с аварийной шины на основную через 0,09 - 0,10 с независимо от того, появилось электропитание в основной шине или нет, в устройство резервного электропитания вводится источник опорного напряжения, первый компаратор, второй компаратор, времязадающее устройство, элемент ИЛИ.The invention relates to electrical engineering and can be used in power supply devices of various devices and systems from a + 27V DC source, intended for installation on aircraft and belonging to the second category of energy consumers. In order to enable the power supply of aircraft instruments and systems from the emergency power bus + 27V when the power supply in the main bus drops to 0.08 s and the power supply is switched from the emergency bus to the main bus in 0.09 - 0.10 s, regardless of whether power supply in the main bus or not, the reference voltage source, the first comparator, the second comparator, the timing device, the OR element are introduced into the backup power supply device.
RU93038268/07A 1993-07-20 DEVICE OF POWER SUPPLY RU93038268A (en)

Publications (1)

Publication Number Publication Date
RU93038268A true RU93038268A (en) 1995-11-10

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