elektrotexnika instituti kurs ishi

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prezentatsiya powerpoint andijon mashinasozlik institutining elektrotexnika fakulteti eeeyonalish k91-21-guruh talabasi muhitdinov sunnatilloning emtaeot fanidan tayorlagan kurs ishi menga berilgan divigatelning tip 4pnm132m04 dvigatelning naminal quvvati 10,60kvt dvigatelning naminal kuchlanishi 220v dvigatelning naminal toki 54,9a dvigatelning minimal aylanish tezligi 3000ayl/min men ushbu dvigatelning quvvatiga qarab transformator tanlab oldim yani: st=ks•kv•u2•id•10-³ st=1,045•2,34•108,1•54,9•10-³=14,51kva tmg-25 tipidagi transformatorni tanlaymiz, uning texnik ma’lumotlari: sht=25kva, u1yu=380 v, u2h=230v, δpxx=120vt – salt yurish isroflari, δrqt=600vt – qisqa tutashuv isroflari, uqt=4,89% ─ qisqa tutashuv kuchlanishi tushuvi transfarmatorni quyidagi shartlarboyicha ttekshirip oldim yani 1) sht=25kva≥st=14,51 kva ─ shart bajarildi; 2) u1h=380 v=usl=380 v – shart bajarildi; 3) u2h=230 v≥√3u2f=187,234 v ─ shart bajarildi; 4) i2h=70,32a≥i2f=46,98 a ─ shart bajarildi. hamda barcha shartlar bajarildi i2 = ki2 •ki •i2dyu i2=0,812•1,05•54,30=46,98 i2h=en•sht•10³/m2•u2h i2h=1,73•25•10³/3•230=70,32 unga mos keluvchi tristor tipi –t151-100 tanlangan t151-100 tiristorning 0151 sovutgich bilan komplektdagi parametrlari: ─ kuchlanish boshlangich chegarasi u0=2 v ─ oʻtishning maksimal harorati tp.max=140° s ─ differentsial qarshilik …

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1oee=36ea avtomat ochirgichning tanlash shartlar uaa01=380v>uc=220v-shart bajarildi iaa01=160a>id=147,92a shart bajarildi iee=36ea>iid=2,177ea shart bajarildi xulosa. biz shu kurs ishi davomida bizga berilgan 4pnm132m04 tipli dvigatel uchun moslashuvchan transformator ts-25taransformatori o’zgartgich ventil bo’lgan tiristor t253-1250tipli ularning himoyasi uchun avtomatlar o’zgaruvchan tok zanjiri uchun a3748m va o’zgarmas tok zanjiri uchun a3748mlarni tanladik kurs ishi davomida berilgan vazifalar to’la qonli qanoatlantirildi.tanlangan qurilmalar berilgan shartlar bo’yicha bajarildi 1. imomnazarov a.t. sanoat korxonalari va fuqarolik binolarining elektr jihozlari ─ t.: «ilm ziyo», 2006. ─ 185 b. 2. valeriy vodovozov «introduktion» to power enginering, ist edition bookboon. london, 2010. ─ 112 p. 3. vodovozov v. electric drive systems and operation bookboon. london, 2011. ─ 113 p. 4. xoshimov o.o., imomnazarov a.t. elektromexanik qurilma va majmualarning elementlari. ─ t.: «o'ajbnt» markazi. 2003. ─ 124 b. 5. imomnazarov a.t. elektromexanik tizimlarning elementlari. oliy o‘quv yurtlari uchun darslik. ─ t.: «ta’lim», 2009. ─ 155 b. foydalanilgan adabiyotlar image1.png image10.png

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prezentatsiya powerpoint andijon mashinasozlik institutining elektrotexnika fakulteti eeeyonalish k91-21-guruh talabasi muhitdinov sunnatilloning emtaeot fanidan tayorlagan kurs ishi menga berilgan divigatelning tip 4pnm132m04 dvigatelning naminal quvvati 10,60kvt dvigatelning naminal kuchlanishi 220v dvigatelning naminal toki 54,9a dvigatelning minimal aylanish tezligi 3000ayl/min men ushbu dvigatelning quvvatiga qarab transformator tanlab oldim yani: st=ks•kv•u2•id•10-³ st=1,045•2,34•108,1•54,9•10-³=14,51kva tmg-25 tipidagi transformatorni tanlaymiz, uning texnik ma’lumotlari: sht=25kva, u1yu=380 v, u2h=230v, δpxx=120vt – salt yurish isroflari, δrqt=600vt – qisqa tutashuv isroflari, uqt=4,89% ─ qisqa tutashuv kuchlanishi tushuvi transfarmatorni quyidagi shartlarboyicha ttekshirip oldim y...

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