Bieu 832 : Dau dung trong mng nghi¢p nang IU\lng gQi Ut Ia dau nang lu<)ng. Trong qua trinh sil d,!ng phai dam hao : he
th6ng dh cua cac t6 may va thiet bi c6 chila dau lam vi¢c dUQc 6n dinh, nang cao d~c tinh sil d"ng cua dau, ~n thu va tal sinh dau tMi de: sil d,!ng I,!i.
Dieu 833 : Kie:m tra dau cach dien phai th\lc hi¢n theo cae chi dan ve tieu chuan tM nghi¢m thiet bi di¢n bi¢n hilnh.
Dieu 834 : Thiet hi dien (m chila dau cach di¢n) sau khi sila chila Ion phai n'!p dau cach di¢n d'!t tieu chuan nhl! dung dan moi. Cho phep n~pvao cac may bien ap I\lc di¢n ap toi 22') kV dl! sil d,!ng m Mm IuQng axit khOng Ion h<ln 0,1 mg KOH
va dat cac tieu chuan ~n hanh cua dau v~ phan itng tach ntlOe, ham Iuong tro, tap chat co khi, tgo, va co dien ap danh thang eao bon 10 kY so voi tieu chuan caa dau dang sit dung,
Dien 835 : Chon IQC daubien ap moi can can cit vao cap dien lip caa thiet bi, Khi can thi€t eho phep ironnhilng loai dau e6 cung ehue nang sitdung hoac coehite nang sitdung gan gi6ng nhau. H6n hop cac loai dllu e6 cap dien ap khac nhau chi duoc naP vao cac thiet bj co cap dien ap tMp hon,
Dien 836 : Cac chat hAp thy trong cac binh IQC xi phOng nhiet va binh IQC Mp thy ella may bi€n ap can phai thay tM khi ham luong axit cua dau Ion hon.O,1 mg KOH, con d6i voi may bien ap cong suat Ion bon 630 KYA, khi ham luong axit ella dau ~t toi 0,1 mg KOH hay khi ham IIIQng axit hila tan
trong nlloe Ion non 0,014 mg KOH.
DO 11m ella ellt hAp thy truce khi n",pvao binh IQe khOng dllQevuot qua 0,5%.
Dien 837 : Dliu bi~n ap moi dlla v~ phili cO thuy~t minh thll kem thea.
Dliu bi~n lip phili dllQC kil!m tra b~ng thi nghiem thea cae chi tieu sau :
a. Trlloe khi thao dllu ra:til Xi - tee dllilng sAt - phAn tich giim <l<ln (kh6ng xlie dinh dien ap danh thung va chi s6 Natri). Ollu dl! naP vao may bi~n ap va cae caen dien dhu vao dien ap 220 kY tra len pMi kil!m tra b6 sung them chi s6 tgo va dO 6n dinh. Cho phep kil!m tra trj s6 tgo va dO 6n dinh eua dllu lAy
m~u tit Xi-tee dllilng sAt sau khi nMn dllu v~ kil!m tra cae chi s6 nay doi hOinhi~u thili gian.
b. Ollu r6t vila cae IX! ehila dhu· PllAn tieh gian d<ln va s6 Natri;
c. Dau a trong bl! ehita dl! phbng • phAn neh gian don (il nMt 3 nam 1 11In) va kil!m Ira dien ap danh thung (il nMI! nam 1 11In).
NOi dung phan lich gian don dau may bi€n ap gllm Xlie dinh nhiet dO chop chay, dien ap danh thUng, MmluQngaxil, pMn itng tach mroc (xac dinh ham IIIQng axil hoa tan trong nlloe caa dllu) va xac dinh lap eMI co khi bang mAl Ihllilng.
Dieu 838 : Cac Mehita dhu moi, kh6 phili dllQc trang bi hi) IQC hUt khi 11m.
Dien 839 : 1\Ii cac nha may dien pMi dl! Iril moi 11lQng dllu may.bien ap 16ithieu,khOng it hondung tiehcaa mOt may ngAt dauIon nMI va khOng it hon 1% toan hi) dllu dl naP vaa Ihi€1
bj,
Tai cac nha may dien chi co may elll kh6ng khi ho~e may cat it dllu thi luongdllu dl! lril khong it hon 10% blQng dllu da naP vao may bien ap Ion nMt.
1\Iicac xi nghiep caa Illoi dien (0 cae khu VIle) pMi dl!lril 1 IIIQng dllu may bi€n lip 16i thil!u khon~ il hOn 4% 11lQng dllu dl naP vaa thi~t bi.
Bien 840 : Ollu loa bin dang sit dyng Irang cae "uabin Mi va bOm tua bin pMi ~tcaetieu ehuan SaU day: .
a. Ollu cO g6e (dllu mo)
• Ham IIIQng axit khOng Ion hon 0,5 mg KOH
• Kh6ng dllQecO nllOe, trava !liP eMIcdkhi(Xlie djnh bAng mAt).
• Tho hOa tan : Kh6ng cO (Xlie djnh khi ham IIIQng axil ella dllu Ion hon 0,2 mg KOH).
_ Phan ung tach nuoc : Trung tinh (khong phili la chi tieu
quyet dinh loai bo doi voi rna hieu Til - 22); b. Dliu khong cnay (dliu tong hop).
_ Ham luongaxil - khOng qua 0,3 mg KOH.
_ Ham Iuong axil tan trong nuoc : khong qua 0,1 mg KOH.
_ N1iOc, tro - khOng 00.
_ Tap eMI co khi - khong qua 0,Ql% theo lieu chudn LX fOCT 6370-59.
_ Nhiet do eMI chop chay - khong dt/oi 2..10oC.
Dieu 841 : Dau 16ng hop dung cho tua bin khi co ham luong axil dat toi gioi han eUa tieu chuan v$n hanh thi phili tai sinh
lai.
Van hanh dau t6ng hop phai lam khO dau theo cac chi dan rieng.
I>1~u 842 : Dau tua bin tMy Ille dang sil dung phai dat cac
tieu chuan sau day :
_ Ham Iuong axil :. khong qua 0,6 mg KOH. _ Philn ung axil - bazo tan lrong nuoc - trung tinh.
_ Nt/oe, tro, tap eMI CO .khi - khOng co (xae dinh bang mal
muong).
Dieu 843 : Trong qua trinh bao quan va sil d\mg dliu lua bin phili dinh kY ki~m tra Mng mat lht/ong va phAn lich giim don.
Noi dung phAn lieh gian don bao gllm viee xae dinh ham It/<.lng axil, philn ilng axil-bazo lrong nt/oe (vili d.;lu rna hl~u
Til-22 dang v$n hanh khi ham It/<.lng axil cao han 0,3 mg KOH), so,I tlln I\!i eua I\!P eMt CO khi, tro va II110e.
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Kiem Ira dauMng mat thuong bao gllm killm tra ngoa! dtj.ng su ron tai eUa nuoc, tro va tap eMt co khi eM xac dinhmite do can thi~t phai lam sach dhu.
Dieu 844 : Thoi han ti~n hanh phan tieh gian don cac IOtj.i
dau cua Lien XO nhu sau:
- D6i voi dau Til-22 rocr 3972-74 - khOng muon han 1 rhang sau khi ntj.p dau vao hethong dliu (thi~t bi) va ti~p theo d6 trong qua trinh van Mnh it nMt 3 thang 1 llin khi ham luong axil trong dau tili 0,2 mg KOH va it nMt 2 thang 1 Ian khi ham luong axit trong dau Ion han 0,2 mg KOH;
• D6i voi dau Tn-22 rocr 32-74 - it nMt 2 thang 1 Ian khi ham luong axit trong dau toi 0,2 mg KOH va it nMt 2 tuan 1 lan khi ham luong axit Ion han 0,2 mg KOH;
- D6i voi dhu t6ng hop - sau 1 tulin loll til khi bat dau sil dung va ti~p theo d6 it nMt 2 thang 1 lan khi ham luong axil trong dliu toi 0,2 mg KOH vait nMt 2 tuan 1 Ian khi ham luong axil Ion non 0,2 mg KOH;
- D6i voi dau tua bin ntj.p vao he th6ng boi tron cac may bu dllng bO -it nMt 6 thang 1 lan;
- D6i voi dhu dung trong tua bin tbUy 11/e, khong muon han 1 thang sau khi nap dau vao he thong va ti~p theo d6 it nMt 1 nam 1 Illnn~u dau holm ioan trong su6t. Neu pMI hien dau due, phili ti~n Mnhkil!m Ira bAl thlJilng theo eM do phAn tieh gian dan.
Dien 845 : D6i voi dhu dung lrong tua bin hOi va born tua bin pMi killm Ira Mng mat 1 ngay 1 llin.
mi dliu dung trong Ina bin thuy I\le pMi kil!mIra bang 1 llin il cae liM may dien e6 nhAn viea true JlhAl
· A Con O· -'c nha may dien tll dong hoa thi kit!m thuong xuyen. '-" ..., .
tra dbng thili voi kit!m tra dinh1..1'thi'!t bi nhung it nMt 1 thang
1 Ian,
Dieu 846 : Dau tua bin g6c tlj nhien khi dua ve cac xi nghiep Nang 11IQng phili kern thea thuy.!t minh thu,
Tru6c khi thao ra khQixi tee, dau pMi dllQc kit!m tra chat Iuong thea cac chi tieu ham 11IQng axit, phan itng axit-bazo hoa tan trong n1l0c nhiet dO chop chay.
Cac chi neutren phai d~t'cac yeu cau quy dinh ngoai ra
>. k'i kitm tra bang mat slj ton tai cia nuoc, tro, tal' cMt
cun p..a . 6c . h"
CO khi trong dll" va rieng d6i voi tua but c6 g cau mo p ai
phan tich cap Natri.
Dllu rot til xi tee vao btl chua phai dllQc lcit!m tracacchi tieu theo tieu chuAn hien hanh gbm ham 11IQng .axit, philn. ilng . axit-bzo hOa tan trong nuoc, nhiet di) chOp cMy cAp Natn:.d~
nhot, va dO khang nM h6a thea tieu chuan. Dllu tMo khO~ Xl
tee phili hilo quiln sao cho viec r6t vao thi.!t bi dlll,lc thu~n tlen. Dllu tua bin c6 g6c dllu mo dt!dll phOng phili pMn tich giiln don-it nMt 3 nam 1 Illn va trll6c khi naP van thit!t bicO~ dll~
khOng cMy _ it nMt 1 nam 1 Illn va 1rlloc khi naP van thi'!t bl·
Dieu 847 : Tai cac nha may dien pMi dlj tril 1 ll1Qng db
tua bin t6i thit!u khOngit hOn dung tich h¢th6ng dllu cia mOt t6 may Ion nMt va dau cho nhu ellu b6 sung tfong 45 ngay' Tai cac xi nghi¢p eua \1Joi dien 11IQng dau dlj tril nay kh?n g It hOn dung ttch h¢ th6ng dllu cUa m¢t may bu dbng bi) Ion nMt va dllu cho nhu ~u b6 sung trong 45 ngay.
Dieu 848 : Dllu mng nghiep khi nMn ve phili kit!m tra pMt hien tap cMt co khi, n1l0c va xac dinh dO nhOt.
Dim 849 : D6i voi cac thi'!t bi ph\! va trang bi co khi trong cac nha may dien va cac xinghiep caa 11Ioi dien phili xae dinh dllQe tieu chuan hao phi, thili han kit!m tra eMt 11IQngva thay the! dllu bei tron,
Dau trong he tMng hOitroncac thi.!t bi ph¥.c6 tulln holm cuong bite phai dllQe kit!m tra Mng mat slj tbn tai caa tap eMt co khi, tro va mroc it nMt 3 thang 1 Illn. N.!u pMt hi¢n tMy dau bi blln thi phai lam sach hoac thay th£
om6i nha may dien va m6i xi nghiep cua 11Ioi dien ph," dll tril 1 luong dau bOi tron t6i thi<,!u eho nhu cau caa cac thit!t
bi khOng it hon 45 ngay,
Dieu 850 : Phong thi nghiem hOO pMi ~p s6 thea doi eMt 11IQng dau tua bin va dau may bien ap dang sit d\!ng.1rong s6 nay phai ghi ro s6 hieu tieu chuan, nha may ch.! tao, cac k6t qua thi nghiem, rna hieu dllu va cac chi lieu sit dung We caa
d~u.
Dieu 851 : Mile dO ~n thi'!t va thili han pMn tich b6 sung cho cae IOai dllu trong v~nMnh va dll phong xae dinh theo quy lrlnh sit dyng eho Wng IOaidllu e\! tht!.
Dieu 852 : V~n ehuyt!n dllu tua bin va dllu may bl6n ap d'!n thit!t bi va tMo dllu ra khOi thi.!t bi phili dung cae 6ng dAn rieng.
Khi khOngc6 6ng nay thi dung xi tee hay thung kim loai. D6i vol dllu may bit!n ap c6 tM dilng cae 6ng dan tam sau
\;hi dii lam saeh va trang Mng dllun6ng.
Ole dllilng 6ng dan dllu diit e6 dinh khi \;hOng sit dyng pM; nap dlly dllu.
Dim853 :Phu hOi trOn dUng eho cae lllliy ditdcn phai dung loai. !Chi may diMen c6 sll c6 lien quan den It¢ (Mng
dau boi tron thi ngoai viec phan tich cac chi tieu cua dau nhir: DO nhon, nhiet dO chop chay (theo quy dinh thi nghiem cua nha cM tao), ham 11IQng axit con phai xac dinh thanh phan h6a hoc cua can dau nhu ham 11IQng Fe, So, Cu , Ph, Sh,V.v•••
llIeu854 : Dau dung boi tron tua bin phai xac dinh dO nhon
.il nhiet dO 37,SoC; 54,4°C; 9S,9°C va thay phu hop voi quy dinh cua nha che tao moi duoc sit dung.
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Pblln thol6 Chi huy dilu dl)-tbaome
Chuang 40