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Old 06-02-09, 08:25   #1 (permalink)
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ماهواره ملي ايران 50 بار به دور زمين چرخيد

ماهواره ملي ايران 50 بار به دور زمين چرخيد

ماهواره ملي اميد پنجاهمين گذر خود را به دور كره زمين با موفقيت انجام داده و تعداد عبورهاي خود از فضاي ايران را نيز به عدد 15 رساند.
پس از گذشت چهار روز از پرتاب موفق نخستين ماهواره ايراني به فضا كه توسط ماهواره‌بر سفير اميد 2 صورت گرفت، تاكنون اين ماهواره پنجاهمين گذر خود را به دور كره زمين با موفقيت انجام داده و تعداد عبورهاي خود از فضاي ايران را نيز به عدد 15 رساند.
متخصصان كشورمان در زمان‌هاي عبور اين ماهواره، اطلاعات مورد نياز را به ماهواره اميد ارسال كرده و سپس در مواقع مشخص شده، اين اطلاعات به ايستگاههاي ثابت و سيار ارسال مي‌شود.
ماهواره ملي اميد در مدار بيضوي با حضيض 250 كيلومتري و اوج حدود 500 كيلومتر در فضا قرار دارد.


Thread Marboot Be Partabe Mahvare
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Old 06-02-09, 08:32   #2 (permalink)
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man moundam ke ina ba in hame hazineyi kardan chera mahvareyi sakhtan ke faghat toole omresh 2 mah bashe! alan battery hayi ke baraye in system ha dorost mishe dige minimum 6 maah javab mide!
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Old 06-02-09, 09:27   #3 (permalink)
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Quote: Originally Posted by GhareGhoroot View Post
man moundam ke ina ba in hame hazineyi kardan chera mahvareyi sakhtan ke faghat toole omresh 2 mah bashe! alan battery hayi ke baraye in system ha dorost mishe dige minimum 6 maah javab mide!
mamoolan mahvareha az energye khorshidi estefade mikonan, ye subsystem ham daran ke moghei ke miran zire sayeye zamin estefade mikonan. hala ino ke migi 2 mah davoom miare man moondam toosh. shayad ba battery ghalami ferestadan.
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Old 06-02-09, 09:40   #4 (permalink)
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Quote: Originally Posted by collarian View Post
mamoolan mahvareha az energye khorshidi estefade mikonan, ye subsystem ham daran ke moghei ke miran zire sayeye zamin estefade mikonan. hala ino ke migi 2 mah davoom miare man moondam toosh. shayad ba battery ghalami ferestadan.

shayad toleh omreh khodeh mahvarast ke 2 mmaheh na battry hash
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Old 06-02-09, 09:43   #5 (permalink)
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Quote: Originally Posted by collarian View Post
mamoolan mahvareha az energye khorshidi estefade mikonan, ye subsystem ham daran ke moghei ke miran zire sayeye zamin estefade mikonan. hala ino ke migi 2 mah davoom miare man moondam toosh. shayad ba battery ghalami ferestadan.
bale aziz hameye inaro midounam

mazoure man in nabud ke vaght mahvare dar sayeh gharar migire chi mishe, (chon on moghe battery ha javabgooye niaze system hastan) va dar zamani ke dobare joloye khorshid gharar migire dobare az tarighe solar panels charge mishe vali inke chera toole omre in battery ha enghdar kame ro mmotevajeh nemisham!
das zemn esme oun subsystem ke shoma migi EPS (electrical power subsystem) hastesh. albateh dalile inke chera faghat 2 mah toole omreshoune ro ta hodoodi midounam vali inke chera az battery ke toole omre behtari dare estefadeh nakardan ro nemidounam. Dalilesh ham ineke har battery ye lifecycle dari ke bastegi be tedade charge va discharge dare, ke bazi battery ha dar sanate hava faza nesbate nirooye tolidi bargheshoun be vazneshoun kheyli balast vali bejash tedade dafate recharge shodaneshoun payine. yek aamele dige ham ke baese toole omre kootahe battery mishe DOD battery hastesh
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یک فرد باهوش یک مسئله را حل می‌کند اما یک فرد خردمند از رودررو شدن با آن دوری می‌کند.

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