ou1-c6-filtrarea - Cadre Didactice
ou1-c6-filtrarea - Cadre Didactice ou1-c6-filtrarea - Cadre Didactice
4/26/2003 Teoria filtrarii prin stratul de pp. o Filtrarea la debit de filtrare constant – se realizeaza mai dificil; – presiunea trebuie marita pe masura ce debitul tinde sa scada. o La debit constant: o Ecuatia (13) devine: V t = A 2 dV = dt ⋅ r 1 V t ( ∆P) ⋅ μ 1−s χ ⋅V Lucian Gavrila – OPERATII UNITARE I ⋅ (16) (17) 40
4/26/2003 Teoria filtrarii prin stratul de pp. o Sau: 2 ( ) 1−s ⎞ ∆P ⎜ ⎟ = ⋅ t = K2 ⋅ ∆P ⎝ A ⎠ r1 ⋅ μ ⋅ χ o Daca (18) se pune sub forma: ⎛ V −s 1 A 2 ⋅ V K o Termenul stang este ct.; pt. a realiza o filtrare cu debit ct., ∆P trebuie sa varieze astfel incat: ⎛ ⎜ ⎝ t ⎞ ⎟ ⎠ 2 = 2 ⋅ ( ∆P) ( ) 1 ⋅ t t ( P) t 1−s ∆ s 1− Lucian Gavrila – OPERATII UNITARE I = ct. (18) (19) (20) 41
- Page 1 and 2: 4/26/2003 FILTRAREA Lucian Gavrila
- 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
- Page 11 and 12: Factorii care influenteaza filtrare
- 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
- Page 31 and 32: 4/26/2003 Teoria filtrului ideal o
- Page 33 and 34: 4/26/2003 Teoria filtrarii prin str
- Page 35 and 36: 4/26/2003 Teoria filtrarii prin str
- Page 37 and 38: m 4/26/2003 Teoria filtrarii prin s
- Page 39: 4/26/2003 Teoria filtrarii prin str
- Page 43 and 44: 4/26/2003 Spalarea precipitatului o
- Page 45 and 46: 4/26/2003 Teoria filtrarii prin str
- Page 47 and 48: 4/26/2003 Teoria filtrarii prin str
- Page 49 and 50: 4/26/2003 Teoria filtrarii prin str
- Page 51 and 52: 4/26/2003 Consideratii privind ecua
- Page 53 and 54: 4/26/2003 Consideratii privind ecua
- Page 55 and 56: 4/26/2003 Clasificarea filtrelor o
- 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
- Page 85 and 86: 4/26/2003 Filtre presa LAROX Lucian
- Page 87 and 88: 4/26/2003 Filtre presa LAROX Lucian
- Page 89 and 90: 4/26/2003 Filtre presa LAROX Lucian
4/26/2003<br />
Teoria filtrarii prin stratul de pp.<br />
o Filtrarea la debit de filtrare constant<br />
– se realizeaza mai dificil;<br />
– presiunea trebuie marita pe masura ce debitul tinde sa<br />
scada.<br />
o La debit constant:<br />
o Ecuatia (13) devine:<br />
V<br />
t<br />
=<br />
A<br />
2<br />
dV<br />
=<br />
dt<br />
⋅<br />
r<br />
1<br />
V<br />
t<br />
( ∆P)<br />
⋅<br />
μ<br />
1−s<br />
χ<br />
⋅V<br />
Lucian Gavrila – OPERATII UNITARE I<br />
⋅<br />
(16)<br />
(17)<br />
40