Glossary entry

English term or phrase:

rotor barring

Russian translation:

проворачивание

Added to glossary by Vova
Mar 11, 2009 10:00
15 yrs ago
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English term

rotor barring

English to Russian Tech/Engineering Energy / Power Generation
спрашиваю только про barring
тут это как стопорение (блокировка) или как проворачивание, пуск машины
http://www.multitran.ru/c/m.exe?l1=1&l2=2&s= barring

контекст:
Turbine start-up is performed using an AC electric motor driven auxiliary pumps (2x100%). The auxiliary pump fills the suction and discharge lines of the main oil pump with oil and prepare the main oil pump for normal operation of delivering oil into the system. The main oil pump takes over at a speed slightly below rated speed. The auxiliary oil pump is switched off when the unit reaches rated speed. The auxiliary pump delivers oil during start-up or shut down conditions. It also operates during _barring_ of the turbine rotors or during the run-down of the turbine rotors following a turbine trip. Under these conditions the auxiliary pump is automatically started.

The run-up of the turbo-generator rotors to the _barring speed (approximately 60 rpm)_ is only possible after delivery of the high pressure jacking oil to the journal bearings.

если смотерть тут
http://www.proz.com/kudoz/english_to_spanish/construction_ci...
http://www.proz.com/kudoz/english_to_german/energy_power_gen...

то похоже на блокировку

а если смотреть тут
то не похоже
http://www.multitran.ru/c/m.exe?CL=1&l1=1&s=barring speed
Change log

Mar 11, 2009 10:00: changed "Kudoz queue" from "In queue" to "Public"

Proposed translations

+2
22 mins
Selected

проворачивание

Судя по скорости в 60rpm это то же, что и т.н. "turning" и "turning gear". +не нужно масло под высоким давлением при запирании, да и "run-up to ... speed" говорит сам за себя.

"has developed a special barring device that
is installed between the driving motor and
the Symetro gear unit.
The barring device turns the mill at about
2% of normal speed and the mill can be
stopped in any position. The barring device
operates quite independently of the main
driving motor and needs no extra space."http://www.flsmidth.com/NR/rdonlyres/323583C6-631C-461F-BF92...


Peer comment(s):

agree Enote : не обязательно для пуска. Ротор (медленно) проворачивают, чтобы не возникло деформаций
22 mins
Согласен, я по роду деятельности уже сталкивался с такими (провисшими) роторами
agree andress
44 mins
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4 KudoZ points awarded for this answer.
3171 days

валоповорот

например в одном из встречавшихся мне русских исходных текстов по турбогенератору была такая фраза "проверка газоплотности турбогенератора в сборе (на валоповороте)".
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