Dieu481 :.Tatclcac thiet bi lQC mroc b6 sung vaxi! Iy nuoc nguon, nlloc thai ding voi ffit eli thiet bi phu (kli eli kho h6a eMt) can dll<)c ket thuc va ban giao dli hi¢u chinh 2 thang truoc khi khoi dOng h¢ th6ng nay.
T~t eli.thi~t bi lam sach nllOe ngung cua tua bin, lam sach nuoc ngung bi nhi~m b~n, nllOe xli,kli eli cac thiet bi dli xi! . ehinh Iy nuoc phai dllQC ket thUc 2 thang truoc khikhbi dOng Ian dau t6 may va dua vao v~n hanh trang Ilin khoi dOng dau tien clla t6 may. .
cac ~ 4'$ tru nlloc dii xi! Iy va nllOe ngllng chung cUa nhll may elln dllQC ket thuc (kli eli vi¢<: phu lopbao v¢,ch6ng ri) trllOe khi lam ~ch be Dlat ben trong cUa cac thiet bi dli khOi dOng Ian dau t6 may.
Dieu 482 : cae qua trinh COng ngh¢ 00 banxi! Iy nlloc thien nhien, nlloc ngllng bi nhi~m btln va nlloc thai, cling nhtl vi¢c chinh Iy che dO ntloc clIn dllQC t4 dOng h6a va 00 gioi Ma.
Dieu 483 : Thiet bi, dtlbng 6ng va van c6a ffit cl cac thiet bi xii Iy nllOc cUa thiet bi IQC ntlOe ngllng va IQC ntlOe tMi COng nghi¢p, be mat ben trong c6 tiep x6c voi mOi trllbng An mon
man candl1Qc gia cong bang vatlieu chong An man hay ~ mat cua chang can dl1QC bao v¢ bang lop I'M chong An man.
Trong qua trinhvan hanh canI' haikham xet va khi din thi~l
phuc .hOi lai lop I'M bao ve,
flien 484 : Cac thiet bi b6c hoi de! xii Iy lai nuoc bi nhiern khoang n~ng va mroc b:in (nuoc rila, nuoc Jill, mroc dii dung tai sinh cac binh trao d6i iOn...) can dUQc trang bi phuong ti¢n xii Iycau can bang phuong I'MI' h6a h9C.
BIen 48S : Phai sir dung cac thiet bi dam bao bOcdo, bi,o
quan, van chuy~n an toan va thuan tien khi sil dung xut-an da,
amoniac, hydrazin, clo, clorua vOi, cac loai axit manh va cac loai hoa chat An mon khac cling nhu dam bao sil dung an toan cac loai hoa chat nay va cac dung dich cea chang trong qua trinh cong nghe, Phai nghiem chinh cMp Mnh cac quy tAc \,.1 thu~t
an lOankhi ti~ xilc voi cac h6a cMt va dung djch h6a cMt ke! tren.
OOn 486 : NuOe thili cila nM may di¢n c6 chila kiem, axit, amOniAc, hydrazin, cac sim pMm dliu mo va cac cMt c6 h~i khac philidl1Qc xi! Iy ttl10C khi tMi ra ngoai.
CMt II1Qng nuoc thAi phai tJl<lng ilng voi cac tieu chu~n,
quy dinh hi¢n Mnh ve "Bao v¢ mOi tnlilng, moi sinh" clla BO
y t~.
Trong truilng hQp n~u khOng tM xi! Iy tl'l!c ti~p nJlOe thai hay IJlQng nl10e thili IOn Mn cOng sulh cila thi~t bixi! Iy thi pMi . chila 'nuoc thili vao be! chila rieng rbi dua di xi! IY.
BIen 487 :D~i tu thi~t bi, xii Iy nJloe,thi~t bi lam s~ch nuOc
nglln~, thi~t bi xii Iy MOC b~n va nllOe tMi, cling nhll cac thi~t
bi xi! Iy MOe ngllng clin dllQC ti~n Mnh 2-3 nAm mOt Illn cOn tie!u tu thi tuy theo milc di) din thi~t.
BIen 488 : Khi trong nJlOe ngubn c6 chila vi kh~ntao thanh nitrit thi can phai dinhkY ti<!n hanhxi! IYbilng dung djch elorua d6i voi dllilng. 6ng nuoc nguon va vat Ii¢u lee ella cac binh If)C. Dien489 : Khi giam di) kiem cua nl10e ngubn Mng eachIf)C qua H.Na cation hoacpha them thi di) kiem duella nuOe da xU:
Iyphai 0 trong khoang 0,2-0,8 mg dU<lng IIIQngtkg.
flien 490 : Nl10e cap caa cac binh b6e hoi dung de! bU t6n tMt hoi va nllOe ngung (sau khil khi) din pMi tuong ilng voi chat IUQng nuoc cap cho 10 hoi dOt than ap sullt Mn 0,4 kg/em2. Khi cap nuoc xi! Iy hoa hoc cho binh b6c hoi c6 ham h/Qng mu6i Ion hon 2000 mg/kg thi eho phep xii Iy bhng pMt phat. Trong cac truong hop rieng tren co sO kinh nghiem viln hanh dJlQe sll eho phep caa COng ty di¢n life, tieu chuan chat luong nJloc cap c6 tM dJlQe dieu chinh.
tieu ehulln eMt luong I\Jloe trong binh b6e hoi phili ne lap tren cO SO thi nghi¢m nhi¢t h6a.
Dien 491 : CMt IJlQng nJloe cap eua cae binh b6c hili dung de! bu t6n tMt hoi va nJloe ngl1ng cll.n phAi thoo mlin cae tieu ehulln sau day:
HQp eMt natri (Quy d6i ra Na) khOng IOn Mn 100 mierOgam/kg - Axit caebonie tl! do khOng IOn han
2 mgtkg.
!)ien 492 : CMt IJlQng nJloc ngJlng. eua tua bin phili dam bito cae tieu ehu~n ~au day:
1. T6ng ~O cilng dung cho 10 hoi tulln h"an l\! nhien khOng dJl<le vIIQ! qua (micgdl/kg).
1,0 %
1,6%
La d6t dau La d6t than
- Ap suat dlloi 40 kg/em2 5 10
- Ap suat til 40den 100mg/em2 3 5
- Ap suat til 100kg/em2 tro len 1 1
Neu roan bo nlloe ngung born ra duoc IQe lien tue thi eho
p~ep tang tam thoi t6ng dO cung nuoc ngung len' them 0,5 micgdl/kg so voi tieu chuan neu tren trong thoi gian khong qua 4 ngay voi di~u kien dam bao cnat luong nuoc cap vao lb.
2. Ham luongoxi sau born nuoc ngung khOng vuot qua 20
mieg/kg. . . .
CMt 11I(1ng cac thanh phan con lai CUa ntloe cap: NlIOe xU Iy hoa hoc hay nuoc xU Iy mu6i, nucc ngung cua cac bo hOi
nhiet, cac bo gia nhiet, can phai dam bao cac tieu chuan chat . ItI(1ng ntlOc cap.
Khi do nhiem ban cUa e,\e.thanh phan mroc cap khong dam
bao nhung di~u kien neu tren thi phai xUIyso bOchang truce
khi dua vao ehu trinh.
Dien 493 : Khi xUIy nuoc lam mat phai thuc hien cac yeu
eau sau day : .
1. Khi xiI Iy nllOc lam mat Mng clo, ham ItI(1ng clo ho~t tinh ii tmng ntloe khi ra blnh ngllng tl,l pMi duy triii gioi h~n 0,3-:- 0,5 mg/kg;
2. Khi xUIy ntlOe Mng sunfat dOng tmng cae MtMng kin
CO,tMp lam mat va be phun ntlOe, pMi duy tri Mm 11I(1ng trong nllOC lam mat ii gioi ~n 3-6mg/kh quyd6i ra CUS04. TMi nUOe ra kh6i he tMng nuoe lam mat kieu kin VilO cae nguhn nuOc
•ben ngoai khi xUIy bAng sun pMt dhng pMi thlle hien theo cae lieu ehuan bao ve nguhn nllOc ella BOY teo
Khi xi! Iy phongng~anUOc trong cac hb ehlla nUOc lam mat , ham luong Sunlfat dong phai giil trong gioi han 0,2-0,3 mgtkg
nuoc d6i rnau trong gioi han 0,3-0,6 mg/kg.
3. Khi xUly mroc tuan hoan bang pMtphat, ham1\I(1ng ph6t phat trong nuoctinh quy d6i ra P04-3phai giu gioi ~n 2 - 2,7 mg/kg;
4. Khi giam dO eilng caebOnat caa nlloe b6 sung bAng axit sulfuaric thi trong nude dll(lC xUIy dO kiem khOng nh6 hon 0,5 - 1 mg dl/kg,
Dieu 494 : Tai cac nha may dien ddt nhien lieu·huu co, de
b6 sung them eho khau khiI khi can tien hanh :
1. XiI Iy nllOe cap bang sunlit natri hay hydrazin d6i voi Ib
hoi co ap suar den 70 kg/em2 ;
2. Xil Iy nuoc cap va nllOc ngung eua tuabin Mng hydrazin d6i voi Ib hoi co ap suat cong tac 70 kg/em2
va Ion hon, chi
duoc xUIy bang Hydrazin.
Viec duy tri tri s6 PH can thiet cUa mliie cap can d\l(lC thlle
hien bangeach dua amoniac vao n\lOc cap. Thong trllilnghop do
d6i voi Ib.tuan1I0an tll nhienva dieu ehinh nlliet dO hili qua nhiet bAng phll<lng pMp phun nlliic cap thi pMi sil dl,lng hydrazin _ hydrat kY thu~t theo rOCT 19503 - 74 ho~e tuong dllong va amOniac1.1 thu~t theo r0CT9-67 ho~c t\long duong.
Dien 495 : T6n tMt hOi va mlOc ngllng ben trong nba may t(li cae nha may dien d6t than (khOng tinh t6n tMt kbi xa Ib, khi riIa Ib bAng nlloc, eho v~n Mnh cae thiet bi xUIy nUOc ngung) ii luu ItI(1ng dinh mue eua cac 10 hili dang van Mnll khOng dU(le vll(1t qua'tri s6 ph&! sau day :
_ Nhll may dien ngtlng Mi
Khi luu luong nuoc clp thlle tl! nhOnonluu luong dinh mile, tieu chuan t6n IMt ben trong nha may se duoc tang len wong ung, nhung khong duoc Ion non 1,5 Ian.
omlli nha may dien dinh mile t6n tMt hoi va nude ngung phai duoc COng ty Dien luc duy¢t hang nam can cit vao cac tri s6 dinh mile neu tren co tinh dl!n cac di~u kien cu tM cua tilng nha may.
Dleu 496 : Chi cho phep sil dung cac phuong phap rnoi v~
xu ly nuoc va ehl! dO h6a nuoc tai cac nha may dien d6t than sau khi V,! Khoa hoc k9 thuat BO Nang luong chap thuan,