Toshkent irrigatsiya va qishloq xo'jaligini mexanizatsiyalash muhandislari instituti milliy tadqiqot universitetining qarshi irrigatsiya va agrotexnologiyalar instituti

Hcre'bMoaHuaapHu ynSypnaK maKauga yaam

• YH $a3aan 3aH^Hp HCTetMoannaapH ya6ypaaK maKaaga yaaHraHga, HCTetMonHHHHHr x,ap 6np $a3acH HKKHTa nHHHa yTKa3HrHHH 6aaaH 6oFaaHaga.

• fflyHHHr ynyH HCTetMonnHHHHr TaBCH^H Ba KUHMaTHgaH KartHH Ha3ap HCTetMonHHHHHr $a3a KynnaHHmH MOC paBHmga nHHHn KynnaHHmnra TeHr 6ynagn u0 = uA (7.8-pacM).
• fflyHHHr ynyH HCTetMonnHnap ynSypnaK ynaHraHga $a3a HCTetMonnHnapH eKH 6np $a3ann HCTetMonnHHHHr HoMHHan KynnaHHmH nHHHn KynnaHHmnra TeHr Oynnmn KepaK. YMyMHH xpnga ^a3a TOKnapn I AB, iBC, iCA nap nHHHn TOKnapn iA, iB, ic napra TeHr ^Mac. Knpxro^HHHr OnpHHnn KoHyHH A, B, C TyryHnapnra KynnaO, $a3a Ba nHHHn TOKnapn opacngarn KyftHgarn MyHoca6aTnapHH onaMro:
• 1A = 1 AB — 1 CA ,
• I B = I BC - I AB, (7.8)
• 1 C = 1 CA — 1 BC .

• By MyHOca6aTnapgaH $onganaHH6 nHHHn TOKnapn ynyH BeKTop gnarpaMMa Kypnm KHHHH ^Mac.
• Arap HCTetMonHH CHMMeTpHK 6ynca, nx,HH ZAB = ZBC = ZCA 6ynca, TOK BeKTopnapn CHMMeTpHK CHCTeMaHH TamKHn ^TagH. Oa3a ToKnapHHHHr KHHMaTnapn Ba $a3anap onn^amH $a3a KynnaHHmnapH 6nnaH 6np xnn 6ynagn. ^eMaK,

• I

• AB

• U / Z •
• UAB 1 ZAB;

• 1 BC UBC / ZBC ;

• ICA = UCA / ZCA . (7.9)

• 1 AB I BC I CA

• (7.10)

• (7.8-pacM) garn BeKTop gnarpaMMagaH
• In =^310. (7.11)
• fflyHra ^'tTH6op 6epnm KepaKKH, yn yTKa3rHnnH 3aH^Hpnapga HCTetMonHHHHHr KaHgan xapaKTepga ^KaH^H^HgaH KaTHHH Ha3ap nHHHn ToKnapHHHHr reoMeTpHK HHFHHgHCH Honra TeHr.
• IA + IB + IC = 0

• CHMMeTpHK yn $a3ann HCTetMonnHnapHH MacanaH, ^neKTpogBH^aTenHH yn yTKa3rHnnH 3aH^npra TapMoK KynnaHHmHra OoFnHK paBHmga ynSypnaK eKH wngy3 maKnnga ynam MyMKHH. 3neKTpogBHraTennapHHHr mnHTHga eKH

• nacnopraga HKKH XHH KynnaHHm KypcaranraH 6ynagn, 6npH gBHraTenp HynraMnapHHH rongy3 maKHHga ynam ynyH, HKKHHHHCH yn6ypnaK maKHHga ynam
• Y A
• ynyH 380/220 - 6y gBHraTenHHHr $a3a KynnaHHmn 220 B Ba yHHHr HynraMnapHHH wngy3 maKHHga ynam MyMKHH, arap TapMoK KynnaHHmn UT=380 B 6ynca. YnSypnaK ynam MyMKHH, arap TapMoK KynnaHHmn UT=220 B 6ynca.
• HocHMMeTpHK MKnaMa acocaH $a3anapra 6np $a3ann HCTetMOHHHnap ynaHraHga By^ygra Kenagn. Ynap HCTetMOHHHHHHr TaBCH^H SKH KHHMaTH ^HxgTHgaH 6np - SnpngaH $apK KHHHmn MyMKHH. HocHMMeTpHK WKnaMann 3aH^np $a3anapngarH TOKHHHr KHHMaTH (7.9) MyHoca6aTgaH, HHHHA TOKnapn ^ca (7.8) ^opMynagaH aHHKgaHagn.

• 7.9 - pacM. 7.10 - pacM.
• HocHMMeTpHK WK^aMaHH yH $a3ann 3aH^np cxeMacn 7.9-pacMga KypcaTHnraH, 7.10-pacMga ^ca yHHHr KynnaHHm Ba TOKnap gnarpaMMacn KeHTHpnnraH. ^HHH^ TOKnapn (7.8) ^opMyna acocnga KypunraH.

• &oudmaHumaH adaduemvap:

• 1. KapuMoe A.C. ea 6om^ SxeKmpomexnuKa ea ^mKmpoHUKa acocmpu: Onuu yxys wpmu man.a6an.apu yuyn dapcnuK. - T.: Y^myenu, 1995.
• 2. KacamKUH A.C., HeM^e M.B. SneKmpomexnma: Yuednm dnn ey3oe. - M.: Bycm. mK., 2000.
• 3. SneKmpomexnuKa: Yuednm dnn m^neKmpomex. cne^. ey3oe / nod ped. B.r.repacuMoea. - M.: Bycm.mK. 1985.
• 4. MeaHoe M.H., PasdonuK B.C. SneKmpomexnuKa. Yne6. nocodue dnn m^neKmpomex. cne^. ey3oe. - M.: Bycm. mK., 1984.