ou1-c6-filtrarea - Cadre Didactice
ou1-c6-filtrarea - Cadre Didactice ou1-c6-filtrarea - Cadre Didactice
4/26/2003 Teoria filtrarii prin stratul de pp., cu considerarea suportului o Ec. (27) se poate scrie: o in care: r t = ⋅ μ ⋅ χ a = 1 2A 2 − ⋅ T ( ) s 1 ∆P aV 2 + bV (29) (30) o Constantele “a” si “b” din (28) se determina pe baza datelor experimentale de filtrare. Lucian Gavrila – OPERATII UNITARE I r ⋅ μ ⋅ χ 1 ⋅V'= 2a ⋅ 1 ⋅ b = A 2 ( ∆P) −s T (28) V' 48
4/26/2003 Teoria filtrarii prin stratul de pp., cu considerarea suportului o La debit de filtrare constant: dV dt V t o La inceputul filtrarii: = o iar debitul de filtrat este: = A 2 ⋅ r 1 ⋅ μ ( ) 1−s ∆P T ⋅ χ ⋅ ( V + V') ( ∆P) ( ) T = ∆P' si V = 0 V t = A 2 ⋅ r 1 ( ∆P') ⋅ μ 1−s χ V' Lucian Gavrila – OPERATII UNITARE I ⋅ ⋅ (31) (32) (33) 49
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- Page 3 and 4: 4/26/2003 FILTRAREA o Prin extinder
- Page 5 and 6: 4/26/2003 SCOPUL FILTRARII o Separa
- Page 7 and 8: 4/26/2003 Etapele filtrarii 1. Supr
- Page 9 and 10: Factorii care influenteaza filtrare
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- Page 13 and 14: 4/26/2003 Suspensii si materiale fi
- Page 15 and 16: 4/26/2003 Materialul filtrant o sa
- Page 17 and 18: 4/26/2003 Materiale filtrante uzual
- Page 19 and 20: Mijloace pentru imbunatatirea filtr
- Page 21 and 22: 4/26/2003 Marirea presiunii de filt
- Page 23 and 24: 4/26/2003 Evitarea pomparii si agit
- Page 25 and 26: Sedimentarea prealabila (prefiltrar
- Page 27 and 28: 4/26/2003 TEORIA FILTRARII o FILTRA
- Page 29 and 30: 4/26/2003 Teoria filtrului ideal o
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- Page 33 and 34: 4/26/2003 Teoria filtrarii prin str
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- Page 51 and 52: 4/26/2003 Consideratii privind ecua
- Page 53 and 54: 4/26/2003 Consideratii privind ecua
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- Page 57 and 58: 4/26/2003 detaliu suport strat filt
- Page 59 and 60: o Stratul filtrant: 4/26/2003 Filtr
- Page 61 and 62: 4/26/2003 Filtru rapid deschis Luci
- Page 63 and 64: 4/26/2003 Tipuri de crepine Lucian
- Page 65 and 66: 4/26/2003 Filtru rapid inchis Lucia
- Page 67 and 68: 4/26/2003 Filtre rapide multistrat
- Page 69 and 70: Filtre Bollmann cu filtrare orizont
- Page 71 and 72: 4/26/2003 Filtre orizontale (nuce)
- Page 73 and 74: 4/26/2003 Filtre nuce Lucian Gavril
- Page 75 and 76: 4/26/2003 Lucian Gavrila - OPERATII
- Page 77 and 78: 4/26/2003 Filtre presa o Elemente c
- Page 79 and 80: 4/26/2003 Lucian Gavrila - OPERATII
- Page 81 and 82: 4/26/2003 Filtre presa sterilizante
- Page 83 and 84: 4/26/2003 Filtre presa LAROX Lucian
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- Page 91 and 92: o Caracteristici: 4/26/2003 Filtre
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- Page 95 and 96: 4/26/2003 Lucian Gavrila - OPERATII
- Page 97 and 98: 4/26/2003 Filtrul KELLY o poate fil
4/26/2003<br />
Teoria filtrarii prin stratul de pp.,<br />
cu considerarea suportului<br />
o Ec. (27) se poate scrie:<br />
o in care:<br />
r<br />
t<br />
=<br />
⋅ μ ⋅ χ<br />
a = 1<br />
2A<br />
2 −<br />
⋅ T<br />
( ) s 1<br />
∆P<br />
aV<br />
2 +<br />
bV<br />
(29)<br />
(30)<br />
o Constantele “a” si “b” din (28) se determina pe<br />
baza datelor experimentale de filtrare.<br />
Lucian Gavrila – OPERATII UNITARE I<br />
r ⋅ μ ⋅ χ 1 ⋅V'=<br />
2a<br />
⋅<br />
1<br />
⋅<br />
b =<br />
A<br />
2 ( ∆P)<br />
−s<br />
T<br />
(28)<br />
V'<br />
48
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