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CnojKHbie cxeMLi jismiiobłk YM3¹!

http://interlavka.mrod.ru/stats02/lamp02.htm

3tom cbh3h o6pa30BaHbi KOHfleHcaTopaMH C13-C16. noMMMO nepenpecTHOM OOC, ycHnmenb oxBarbiBaioT Tpn ocHOBHbie ąenn oSpaTHon cbh3h. HanpameHHe nepBOH H3 hhx CHHMaeTca co btophmhoh o6motkh BbixoAHoro TpaHctpopMaTopa T1 h aepe3 qenb R34, C 17 noflaeTca Ha bxoa (ynpaBnaiomyio ceTKy naMribi VL2.2)

0a3ouhBepTopa, HanpaaceHHe BTopon CHHMaerca c aHOAHbix Harpy30K naMn OKOHeaHoro KacKaAa VL5, VL6 w aepe3 qenH R28C26 w R35C25 noAaeTca Ha KaroAbi TpwoAOB npeAOKOHeMHoro KacKaAa VL4.1 w VL4.2. W HaKOHeq, TpeTba ąenb OOC oxBarbiBaeT TonbKO OKOHeaHbiH KacKaA no 3KpaHwpyiomnM ceTKaM.

yM3M cMOHTHpoBaH Ha neMarrHOH nnaTe H3 cponbmpoeaHHoro cTeicnoTeKCTonHTa tojiihhhom 1,5 mm (puc.35). flna M0HTa)Ka ncnonb30BaHbi nocroaHHbie pe3MCTopbi M71T, nepeMeHHbie C3-30b-B (Rl, R2, R13, R15), C3-30a (R22) u C5-5 (R42), KOHAeHcaropbi K50-12 (C19-C22, C27-C29), K73-5 (C23-C26), KT (C13- C16) w KM (ocTanbHbie).

BbKOAHOH TpaHC0opMaTop Bbino/iHOH Ha SpoHeBOM neHTOMHOM MarHHTonpoBOAe 11)7125X40 (ToninHHa neHTbi 0,1 mm). Mo>kho ncnonb30Ba7b h Lil-o6pa3HbiH MarHHTonpoBOA H3 nnacTMH LU25 h TonunwHOH HaSopa 40 mm. OSmotkh 1-2 h 13-14 coAep>KaTno 50, a S-7-8-9 -15+15+15 bhtkob nposoAa ri3B-2 1,0, oSmotkh 5-4-3 h 10-11-12 cocToar H3 600+800 bhtkob npoBOAa (13B-2 0,2.

npH HaMOTKe BbKOAHoro TpaHC0opMaropa h©o6xoahmo oSecneaHTb crporyio CHMMeTpwo nonoBHH ero nepBHMHOH o6motkh, pa3AenHB KapKac Ha Ase OAHHaKOBbie Mac™ neperopoAKOH, napannenbHOH 6oKOBbiM. nepeA HanajKHBaHHeM yM3M h6o6xoahmo TmarenbHO npoBepHTb npaBHnbHOCTb MOHTa>Ka h H3Ae>KH0CTb naeK. 3areM, bwiiomhb nwraHHe, H3MepHTb HanpaweHHa b qenax HaKana BcexnaMn (ohh aojdkhw naxoAHTbca b npeAenax 6,3...6,6 B), Ha hx 3neicrpoAaxH Ha KonąeHcaropax C20-C22 h C28, C29 (AonycTHMoe hx oncnoHeHHe ot yKa3aHHbix Ha npHHi|HnHajibHOH cxeMe He aojdkho npeBbiuuaTb 5 %).

flanee, ycTaHOBHB perynaropbi TeM6pa b cpeAHee nonoweHHe, a perynarop ypoBHa cnmaria - b nonox<eHHe MaKCHMajibHOH rpoMKocTH. noAaTb Ha bxoa ycmiHTena cHHycoHAanbHbin CHman aacroTOH 1 Kl"q h ypoBHeM 0,1 B. 3aTeM, nooMepeAHO noAKraoaaa ocqnnnorpa0 k ynpaanaioiqHM ceTKaM naMn VL5 h VL6, Hy>KHO npoKOHTporiHpoBaTb 0opMy nono)KHTenbHOH h orpHqarenbHOH nonyBonH CHmana npn nnaBHOM yBenHMeHHH Hanpa>KeHHa Ha BXOAe ycHnHTena (pp HacbiiqeHna). 33kohmhb ary onepaqnto, noACTpoeaHbiM pe3HCTopoM R22 Hy>KHO A°6HTbca no/iHOH CHMMeTpHH h paBeHCTBa aMruiHTyA KOHTponnpyeMbtx CHrHanoB Ha ceTKax BbixoAHbtx naMn C TOMHOCTbIO 0,05 B.

nocne eroro, noAKnioMHB ko btophmhoh oSMOTKe TpaHccpopMaropa T1 3KBHBaneHT Harpy3KH b bha@ nocToaHHoro pe3HCTopa conpoTHBneHHeM 16 Om h MoiqHocrbio 20 Br h ycTaHOBHB Ha bxoa© ycHnwrena Hanpa>KeHHe 0,25 B, cneAyeT npoBepHTb nepeMeHHbie Hanpa>KeHHa Ha 3neKrpoAax Bcex naMn Ha coorBeTCTBHe yK33aHHbiM Ha npHHqHnnanbHOH cxeMe.

flanee, KOHrponMpya HanpaweHHe Ha 3KBHBaneHTe HarpyaoMHoro conpoTHBneHua, no MaKCHManbHOMy ero 3H3MeHHio onbiTHbiM nyreM HaHTH MecTO BbiBOAa btophmhoh oSmotkh TpaHccpopwaTopa, k KOTopoMy cneAyeT noAKnioMHTb qenb OOC R34-C17. 3aTeM, H3MepHB HOMHHanbHoe (npn bxoahom cnmane 0,25 B) h MaKCHManbHoe (npH eABa 33MeTH0M HacbiiqeHHH) Hanpa>KeHHa Ha SKBHBaneHTe Harpy30MHoro conporHBneHHa, no H3BecTHOH 0opMyne onpeAenHTb HOMHHanbHyio h MaKCHManbHyio mou(hocth ycHnHTena.

Ha npHHL(HnHanbHOH cxeMe noKa3aH Bapnam noAKnioMeHHa Harpy3KH conpoTHBneHHeM 16 Om. flna pa6ora ycHnHTena c AC conpoTHBneHHeM 8 Om npn perynnpoBKe ycHnHTena cneAyeT noAKnioMHTb k HeMy cooTBeTCTByioinHH 3KBHBaneHT Harpy3KH h no H3no>KeHHOH Bbiuie MeTOAHKe noAoSpaTb HOBoe Mecro otboas BTOpHMHOH 06MOTKH BblXOAHOTO TpaHC0OpMaTOpa.

CHOBa KOHCTpyKLjHa ywe H3BecrHoro no stoh khhpb aBropa. 3to moiahwh AeyxKaHanbHbiH yM3M A. BaeBa (MPS-1974). K MHoroKaHanbHbiM ery KOHCTpyKqHio OTHecTH Henb3a, noiroMy mto o6a KaHana HAeHTHMHbi h MoryT Hcnonb30Barbca OAHOBpeMeHHO b pe>KHMe “ABOHHoe moho" (aHanor ^,,CTepeo^,lAna cnrHanoB c Sonbinoń CTepeo6a30H hhh "KBa3HCTepeo" Ana 6onbiuHX noMeiqeHHH nnn nnoiqaAOK) nnn "KBaApo" npH nanmm apyx KOMnnetcroB ycHnHTena.

ycHnHTenb HMeeT cneAyioiAHe AaHHbie: MaKCHManbHaa MoiqHOCTb Ha KaHan 65 Bt, conporHBneHHe Harpy3KH KaHana 14 Om, nonoca aacroT 20...40000 Tq npH KO300Hi(HeHre HenHHeHHbix HCKa>KeHHH 0,6...0,8 %, MyBCTBHTenbHOCTb c MHKpo0OHHoro BXOAa.5...0,6 mB, co BXOAa 3-20 mB, c BXOAa 4 0,8 B. PerynnpoBKa TeM5pa pa3AenbHaa Ha aacTOTax 40 fq h 15 Kfq b npeAenax 15 a5.

PncyHOK 36 npHHqnnHanbHaa cxeMa ycnnHTena moll(hocth A.BaeBa

RpHHiiHnHanbHaa cxeMa oahoto KaHana B3o6pa5KeHa Ha phc.36. MHKpotjsoHHbie ycHnHTenH coSpaHbi Ha TpaH3HCTopax T1 - T4. flna nonyMeHHa xopoujero OTHOiueHHa cnman/ujyM h bwcokoto BXOAHoro conporHBneHHa hx nepBbie KacKaAbi coSpaHbi Ha noneBbtx TpaH3HCTopax. KacKaAbi oxBaMeHbi orpHqaTenbHOH oSpaTHOH CB33bio no TOKy (aepe3 pe3HCTopbi R3 h R13), SnaroAapa aeMy ohh oSnaAaioT bwcokhm BXOAHbiM conpoTHBneHHeM bo BceM AHana30He pa6oMHX aacTor. flna CHH)KeHHa BbKOAHoro conporHBneHHa nepBbK KacKaAOB tok hctok3 BbiSpaH AocraTOMHO 6onbiuHM - orano 0,8 mA. HecMOTpa Ha sto, ypoBeHb ujyMa Ha hx BbixoAax oaeHb Man, TaK KaK ujyMbi noneBbixTpaH3HCTopoB He 33BHcaT ot TOKa b KaHane.

Co ctokob TpaH3HCTopoB T1 h T3 CHmanbi nocTynaioT qepe3 pa3AenHTenbHbie KOHAeHcaTopbi C2 h C6 Ha BTopbie KacKąąbi ycnnHTenen, coSpaHHbie Ha TpaH3HCTopax T2 h T4. Pe3HCTopbi R4, R6, R14 h R16 asnarorca 3neMeHT3MH oSpaTHOH cBa3H, a pe3HCTopbi R4 h R14, KpoMe Toro, cnywar Ana noASopa h cTa6HnH3aqHH pe)KHMa paSOTbl TpaH3HCTOpOB.

nepeMeHHbie pe3Hcropbi R7 h R17 cnyscar Ana perynHpoBKH rpoMKocTH cnrHanoB, nocTynaK)tqHX Ha MHKpo0OHHbie ycHnHTenH.

flna ycTpaneHHa 0OHa nepeMeHHoro TOKa HaKanbHbie hhth naMn 711 h 712 nHTatorca nocroaHHbiM tokom, noAaBaeMbiM c BbinpaMHTena, coSpaHHoro Ha AHOAaxfl17, fl18 (phc.37). C stoh xce qenbio b qenb HaKana naMnbi 713 c AenHTena R55. R56 noAaerca nono>KHTenbHoe (oTHOCHTenbHO KaTOAa) HanpameHHe 50 B.

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2012-02-11 16:39