2014-mgc-tronvatlieuroi.pdf
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http://www2.hcmuaf.edu.vn/?ur=dangnh1KHOA C KH CNG NGHB MN MY SAU THU HOCH V CH BIN--------- --------- ********** --------- ---------GV. Nguy GV. Nguyn H n Hii ng ngTRN VT LIU RIPhone: 0908341115 Email: [email protected] Web: http://www2.hcmuaf.edu.vn/?ur=dangnh Dn nhp:Cc vt liu trong thc t bao gm nhiu vt liukhc nhau hp thnh. m bo chng l hn hp ng nht th victrn chng li l cn thit.Qu trnh trn c th l khu cui ca quy trnh snxut hoc l khu trung gian ca mt khu no trong qui trnh sn xut.2Phone: 0908341115 Email: [email protected] Web: http://www2.hcmuaf.edu.vn/?ur=dangnh 1. Khi nimL qu trnh kt hp cc khi lng ca cc vt liu khc nhau vi mc ch nhn c mt hn hp ng nht.Ngoi ra my trn cn c nhim v tng cng cc phn ng ha hc, sinh hcNhm nng cao cht lng sn phm3Phone: 0908341115 Email: [email protected] Web: http://www2.hcmuaf.edu.vn/?ur=dangnh 2. Yu cu ca my trnBo m cht lng trn cao, nht l khi trn nhng hn hp c nhng thnh phn vi t l rt t.C th trn c nhng hn hp kh, mC nng sut cao v mc tiu th in nng thpS dng, chm sc thun tin.4Phone: 0908341115 Email: [email protected] Web: http://www2.hcmuaf.edu.vn/?ur=dangnh 3. Nguyn l lm vic5PHNG PHP LM VICChuyn ng ca cnh trnS quay ca thngCho hn hp i qua mt l phunNGUYN TCLM VICHot ng lin tcLm vic gin onNGUYN TC CU TOThng quayB phn trn quayPhone: 0908341115 Email: [email protected] Web: http://www2.hcmuaf.edu.vn/?ur=dangnh 4. La chn phng phpMy trn c b phn trn quay: cht lng cao, d npv x liu, d s dng, lmvic lin tc c, c th trnc trng thi kh m lng. Nhc im l: kh lmsch khi trn m, mc tiu th in nng cao.My trn thng quay: cu to n gin, d lm sch,cng sut thp. Nhc im l tc trn thp, lm vicgin on, th tch hu ch thp, khng th trn nguynliu dnh6Phone: 0908341115 Email: [email protected] Web: http://www2.hcmuaf.edu.vn/?ur=dangnh 5. Cc thng s nh hnga. ng knh tng ng ca htb. Phn b ca lp ht.c. Hnh dng ht.d. B mt ring ca lp ht: e. H s ma st trong v gc ma st trongf. khuchtn7Phone: 0908341115 Email: [email protected] Web: http://www2.hcmuaf.edu.vn/?ur=dangnh 6. Cc chi tiu nh gi c trng cho qu trnh trn sn phm l mc ng nht ca hn hp hay cn gi trn uhay mc trn8Phone: 0908341115 Email: [email protected] Web: http://www2.hcmuaf.edu.vn/?ur=dangnh 7. C ch cc qu trnh trn- Trnct: to cc lp trt vi nhau theo mtphng.- Trni lu: Chuyn dch mt nhm ht t vtr ny sang v tr khc.- Trn khuch tn: thay i v tr tng ht ringl.- Trnvap: phn tn tng phn t do va pvo thnh thit b.- Trnnghin: bin dng v nghin nh tng bphn.9Phone: 0908341115 Email: [email protected] Web: http://www2.hcmuaf.edu.vn/?ur=dangnh 8. Cc my trn thng quay10Phone: 0908341115 Email: [email protected] Web: http://www2.hcmuaf.edu.vn/?ur=dangnh 8. My trn thng quay11Phone: 0908341115 Email: [email protected] Web: http://www2.hcmuaf.edu.vn/?ur=dangnh 8. Cc my trn thng quayCu to gm: thng trn, b phn dn ng, b phn .My trn thng quay 1My trn thng quay 2My trn thng quay 3My trn thng quay 412Phone: 0908341115 Email: [email protected] Web: http://www2.hcmuaf.edu.vn/?ur=dangnh 9. Cc my trn c b phn trn quayCng gm: c cu dn ng, b phn trn v b phn My trn vt ngMy trn di bng xon nm ngang.13Phone: 0908341115 Email: [email protected] Web: http://www2.hcmuaf.edu.vn/?ur=dangnh 9. My trn b phn trn quay14Phone: 0908341115 Email: [email protected] Web: http://www2.hcmuaf.edu.vn/?ur=dangnh 9. My trn b phn trn quay15Phone: 0908341115 Email: [email protected] Web: http://www2.hcmuaf.edu.vn/?ur=dangnh 9. My trn b phn trn quay16Phone: 0908341115 Email: [email protected] Web: http://www2.hcmuaf.edu.vn/?ur=dangnh 9. My trn c b phn trn quayVt ng, Vt ngDi bngHnh tinh1, Hnh tinh 2Cnh gtCnh gt di bng17Phone: 0908341115 Email: [email protected] Web: http://www2.hcmuaf.edu.vn/?ur=dangnh 10. My trn siu uThng v b phn trn u quay, thc hin cnm qu trnh trn. N kt hp c cc u imca my trn thng quay v my trn b phntrn quay.18Phone: 0908341115 Email: [email protected] Web: http://www2.hcmuaf.edu.vn/?ur=dangnh 11. Tnh ton my trnXc nh d liu thit k: Dng trn: nguyn liu ng dng, nguyn liu khc nhau Cc tnh cht vt liu trn: Kch thc, hnh dng, trnglng ring, m , Thi gian: np liu, trn, x liu, Nng sut: th tch cha, th tch trn Bin dng khi trn, thi gian trn, Cng sut yu cu Bo qun vt liu Cu trc19Phone: 0908341115 Email: [email protected] Web: http://www2.hcmuaf.edu.vn/?ur=dangnh 11. Tnh ton my trnChn dng thit b trnTnh ton cc kch thc hnh hcTnh cc b phn chnh: np liu, b phn trn, thng trn,Kim tra kt cu.20Phone: 0908341115 Email: [email protected] Web: http://www2.hcmuaf.edu.vn/?ur=dangnh 12. Bi tp1. u nhc im ca my trn loi thng quay v b phn trn quay. Phm vi s dng ca tngloi?2. V s cu to my trn di bng xon nmngang v my trn vt ng?3. Cho cng thc nng sut trn ca di bng: Q = 47,1 . D2. S . n .. .C.Trong : Q: nng sut my trn: (tn/gi)D: ng knh ngoi ca di bng (m)S: Bc xon ca di bng (0,8 1,2).D, = 0,3 h s cha;: khi lng ring ca vt liu kg/m3;C: h s tnh n gc nghing t di bng , vi = 200tra bng (4.2) ta c: C =0,65.n: s vng quay ca di bng (vng/pht)a. Tnh ng knh ngoi D ca di bng? Vi cc thng s Q = 10 tn/gi; = 550 kg/m3n = 60vng/pht. Cc h s khc ty chnb. Tnh ng knh trc di bng? (d = 0,2 0,4D)c. Tnh b rng di bng? (b = 0,05 0,1D)d. Chiu di di bng? (L = 5 25D)e. Trng lng vt liu trn 1 met chiu di (N/m) (q = )21C gD. . . .4. . 10002 Phone: 0908341115 Email: [email protected] Web: http://www2.hcmuaf.edu.vn/?ur=dangnh Thanks for attendsion!!!!!22Phone: 0908341115 Email: [email protected] Web: http://www2.hcmuaf.edu.vn/?ur=dangnh Ht phn nh lng vt liu!23