A set of velocity and passive scalar fields and their statistics coming from direct numerical simulations and large-eddy simulations. The database includes: shearless mixings in two a three dimensions, turbulent channel flow, cavity flow. Username and password to access the netdisks is provided upon request

Bailey, P.R.

Ducasse, L.

Iovieno, Michele

Tordella, Daniela

English

PORTO Publications Open Repository TOrino

PHILOFLUID DATABASE
(in completion)
Contents
1 2D Shearless mixing
Direct numerical simulations of the interaction between two homogeneous
and isotropic regions
E1/E2: kinetic energy ratio
`1/`2: integral scale ratio
Reλ: Taylor microscale Reynolds number
Sc: Schmidt number (scalar transport) 3
1.1 Grid 10243, E1/E2 = 6, 6 `1/`2 = 1 . . . . . . . . . . . . . . . . . 3
1.2 Grid 10242, E1/E2 = 12 `1/`2 = 1 . . . . . . . . . . . . . . . . . 3
1.3 Grid 10242, E1/E2 = 40 `1/`2 = 1 . . . . . . . . . . . . . . . . . 3
1.4 Grid 10242, E1/E2 = 300 `1/`2 = 1 . . . . . . . . . . . . . . . . . 4
1.5 Grid 10242, E1/E2 = 106 `1/`2 = 1 . . . . . . . . . . . . . . . . . 4
1.6 Grid 10242, E1/E2 = 6, 6 `1/`2 = 1, passive scalar Sc = 1 . . . . 4
1.7 Grid 10242, E1/E2 = 1 `1/`2 = 1, passive scalar Sc = 1 . . . . . 4
1.8 Grid 10242, E1/E2 = 1 and 104, `1/`2 = 1, lagrangian particles . 4
2 3D Shearless mixing
Direct numerical simulations of the interaction between two homogeneous
and isotropic regions
E1/E2: kinetic energy ratio
`1/`2: integral scale ratio
Reλ: Taylor microscale Reynolds number
Sc: Schmidt number (scalar transport)
References: J.Fluid Mech 2006, Phys.Rev.E 2008, Phys.Rev.Lett. 2011,
Phys.D 2012 5
2.1 Data Reλ = 45, E1/E2 = 6, 7 `1/`2 = 1 . . . . . . . . . . . . . . 5
2.2 Data Reλ = 45, E1/E2 = 40 `1/`2 = 1 . . . . . . . . . . . . . . . 5
2.3 Data Reλ = 45, E1/E2 = 40 `1/`2 = 0.6 . . . . . . . . . . . . . . 5
2.4 Data Reλ = 45, E1/E2 = 100 `1/`2 = 1 . . . . . . . . . . . . . . 5
2.5 Data Reλ = 45, E1/E2 = 300 `1/`2 = 1 . . . . . . . . . . . . . . 5
2.6 Data Reλ = 45, E1/E2 = 106 `1/`2 = 1, domain 4pi and 8pi . . . 6
2.7 Data Reλ = 45, E1/E2 = 6, 7 `1/`2 = 0.6 . . . . . . . . . . . . . 6
2.8 Data Reλ = 45, E1/E2 = 6, 7 `1/`2 = 1.5 . . . . . . . . . . . . . 6
2.9 Data Reλ = 45, E1/E2 = 6, 7 `1/`2 = 2.1 . . . . . . . . . . . . . 6
2.10 Data Reλ = 71, E1/E2 = 6, 7 `1/`2 = 1 . . . . . . . . . . . . . . 7
2.11 Data Reλ = 150, E1/E2 = 6, 7 `1/`2 = 1 . . . . . . . . . . . . . . 7
2.12 Data Reλ = 150, E1/E2 = 1 `1/`2 = 1.5 . . . . . . . . . . . . . . 7
2.13 Data Reλ = 150, E1/E2 = 1 `1/`2 = 2.1 . . . . . . . . . . . . . . 7
2.14 Data Reλ = 150, E1/E2 = 1 `1/`2 = 2.8 . . . . . . . . . . . . . . 7
2.15 Data Reλ = 250, E1/E2 = 1 `1/`2 = 2.4 . . . . . . . . . . . . . . 8
2.16 Data Reλ = 150, E1/E2 = 6, 7 `1/`2 = 1, passive scalar Sc = 1 . 8
2.17 Data Reλ = 150, E1/E2 = 1 `1/`2 = 1, passive scalar Sc = 1 . . 8
1
3 Shearless mixing in presence of stable stratification
Direct numerical simulations of the interaction between two homogeneous
and isotropic regions in presence of a stable density styratificaton
E1/E2: kinetic energy ratio
`1/`2: integral scale ratio
Reλ: Taylor microscale Reynolds number
Fr: Froude number 9
3.1 Data Reλ = 45, E1/E2 = 6, 7 `1/`2 = 1, Fr = 1 . . . . . . . . . . 9
3.2 Data Reλ = 45, E1/E2 = 6, 7 `1/`2 = 1, Fr = 5 . . . . . . . . . . 9
3.3 Data Reλ = 45, E1/E2 = 6, 7 `1/`2 = 1, Fr = 10 . . . . . . . . . 9
4 Hydrodynamic Stability of Shear Flows 9
4.1 Poiseuille Channel Flow (φ: angle of obliquity, k: polar wavenum-
ber) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
4.2 Wake Flow (φ: angle of obliquity, x0: longitudinal wake section,
k: polar wavenumber) . . . . . . . . . . . . . . . . . . . . . . . . 10
4.3 Blasius Boundary Layer Flow (φ: angle of obliquity, β: pressure
gradient, k: polar wavenumber) . . . . . . . . . . . . . . . . . . . 10
4.4 Cross-Flow Boundary Layer (φ: angle of obliquity, β: pressure
gradient, θ: cross-flow angle k: polar wavenumber) . . . . . . . . 10
5 Cavity flow (cavity in a channel)
Direct numerical simulation of the flow above a cavity in a channel. Re
is the bulk Reynolds number 10
5.1 Re = 150 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
5.2 Re = 250 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
5.3 Re = 2900 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
6 Channel flow
Large-Eddy simulations of a channel flow with approximate boundary
conditions and non explicit approximation of the non commutation terms.
Legend:
Reτ : friction Reynolds number
b.c.: approximate boundary conditions type (A or B, see Ph.Fluids 2004
y+: position of the computational boundary in wall units
References: Phys.Fluids 2003 and 2004. 11
6.1 Reτ = 180, Les b.c.A, y+ = 2 and y+ = 5 . . . . . . . . . . . . . 11
6.2 Reτ = 180, Les b.c.B, y+ = 2 and y+ = 5 . . . . . . . . . . . . . 11
6.3 Reτ = 180, Les b.c.A, y+ = 2 and y+ = 5, noncommutation
correction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
6.4 Reτ = 180, Les b.c.B, y+ = 2 and y+ = 5, noncommutation
correction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
6.5 Reτ = 590, Les b.c.A, y+ = 2 and y+ = 5 . . . . . . . . . . . . . 11
6.6 Reτ = 590, Les b.c.B, y+ = 2 and y+ = 5 . . . . . . . . . . . . . 12
6.7 Reτ = 590, Les b.c.A, y+ = 2 and y+ = 5, noncommutation
correction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
6.8 Reτ = 590, Les b.c.B, y+ = 2 and y+ = 5, noncommutation
correction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
2
7 Filtered turbulent fields
Analysis of enstrophy and stretching in filtered homogeneous and isotropic
turbulence
Reference: Comp.Phys.comm. (2007) 12
7.1 Original data (F.Toschi) . . . . . . . . . . . . . . . . . . . . . . . 12
7.2 Filter class: “cross” . . . . . . . . . . . . . . . . . . . . . . . . . . 12
7.3 Filter class: “sphere” . . . . . . . . . . . . . . . . . . . . . . . . . 12
7.4 Filter class: “filament” . . . . . . . . . . . . . . . . . . . . . . . . 13
7.5 Filter class: “sheet” . . . . . . . . . . . . . . . . . . . . . . . . . 13
1 2D Shearless mixing
1.1 Grid 10243, E1/E2 = 6, 6 `1/`2 = 1
Physical collocation:
– PoliTO - DIMEAS, Network disk system Lacie A → root disk
– PoliTO - DIMEAS, Computer “dns3”, disco 2
Address:
130.192.25.60/2D_Mixing/Data/EE66/
130.192.25.49/DATA_SHARED/2D_Mixing/1024/LAURIS/EE66/
Sise: 4 Gb
1.2 Grid 10242, E1/E2 = 12 `1/`2 = 1
Physical collocation:
– PoliTO - DIMEAS, Network disk system Lacie A → root disk
Address:
130.192.25.60/2D_Mixing/Data/EE12/
Sise: 4 Gb
1.3 Grid 10242, E1/E2 = 40 `1/`2 = 1
Physical collocation:
– PoliTO - DIMEAS, Network disk system Lacie A → root disk
– PoliTO - DIMEAS, Computer “dns3”, disco 2
Address:
130.192.25.60/2D_Mixing/Data/EE40/
130.192.25.49/DATA_SHARED/2D_Mixing/1024/LAURIS/EE40/
Size: 80 Gb
3
1.4 Grid 10242, E1/E2 = 300 `1/`2 = 1
Physical collocation:
– PoliTO - DIMEAS, Network disk system Lacie A → root disk
Address:
130.192.25.60/2D_Mixing/Data/EE300/
Size: 80 Gb
1.5 Grid 10242, E1/E2 = 10
6 `1/`2 = 1
Physical collocation:
– PoliTO - DIMEAS, Network disk system Lacie A → root disk
Address:
130.192.25.60/2D_Mixing/Data/EE10_6/
Size: 80 Gb
1.6 Grid 10242, E1/E2 = 6, 6 `1/`2 = 1, passive scalar Sc = 1
Physical collocation:
– PoliTO - DIMEAS, Network disk system Lacie B → usb disk B1
Address:
130.192.25.166/Lacie (usb)/scalare_passivo/2Dscalar/PASS/SCHMIDT_1_EE66/
Size: 80 Gb
1.7 Grid 10242, E1/E2 = 1 `1/`2 = 1, passive scalar Sc = 1
Physical collocation:
– PoliTO - DIMEAS, Network disk system Lacie B → usb disk B1
Address:
130.192.25.166/Lacie (usb)/scalare_passivo/PASS/SCHMIDT_1_EE0/
Size: 80 Gb
1.8 Grid 10242, E1/E2 = 1 and 10
4, `1/`2 = 1, lagrangian
particles
Physical collocation:
– PoliTO - DIMEAS, Computer “dns3”, disco 2
Address:
130.192.25.49/DATA_SHARED/2D_Mixing/1024/LAURIS/LAGRANGIAN/
Size: 80 Gb
4
2 3D Shearless mixing
2.1 Data Reλ = 45, E1/E2 = 6, 7 `1/`2 = 1
Physical collocation:
– PoliTO - DIMEAS, Network disk system Lacie A → usb disk A2
– CINECA, iCFD database
Address:
130.192.25.60/Disco2/Re45/E6_L1/
Size: 5 Gb
2.2 Data Reλ = 45, E1/E2 = 40 `1/`2 = 1
Physical collocation:
– PoliTO - DIMEAS, Network disk system Lacie A → usb disk A2
– CINECA, iCFD database
Address:
130.192.25.60/Disco2/Re45/E6_L40/
Size: 5 Gb
2.3 Data Reλ = 45, E1/E2 = 40 `1/`2 = 0.6
Physical collocation:
– PoliTO - DIMEAS, Network disk system Lacie A → usb disk A2
Address:
130.192.25.60/Disco2/Re45/E40_06/
Size: 5 Gb
2.4 Data Reλ = 45, E1/E2 = 100 `1/`2 = 1
Physical collocation:
– PoliTO - DIMEAS, Network disk system Lacie A → usb disk A2
– CINECA, iCFD database
Address:
130.192.25.60/Disco2/Re45/E100_L1/
Size: 5 Gb
2.5 Data Reλ = 45, E1/E2 = 300 `1/`2 = 1
Physical collocation:
– PoliTO - DIMEAS, Network disk system Lacie A → usb disk A2
– CINECA, iCFD database
Address:
130.192.25.60/Disco2/Re45/E300_L1/
Size: 5 Gb
5
2.6 Data Reλ = 45, E1/E2 = 10
6 `1/`2 = 1, domain 4pi and 8pi
Physical collocation:
– PoliTO - DIMEAS, Network disk system Lacie A → usb disk A2
– CINECA, iCFD database
Address:
130.192.25.60/Disco2/Re45/E10_6_L1/
Size: 10 Gb
2.7 Data Reλ = 45, E1/E2 = 6, 7 `1/`2 = 0.6
Physical collocation:
– PoliTO - DIMEAS, Network disk system Lacie A → usb disk A2
– PoliTO - DIMEAS, Computer “avdotia2”
– PoliTO - DIMEAS, CD “B128”
Address:
130.192.25.60/Disco2/Re45/E6_L06/
130.192.25.141/home/michele/cubo/B/
CD: B128
Size: 5 Gb
2.8 Data Reλ = 45, E1/E2 = 6, 7 `1/`2 = 1.5
Physical collocation:
– PoliTO - DIMEAS, Computer “avdotia2”
– PoliTO - DIMEAS, CD “S128”
Address:
130.192.25.141/home/michele/cubo/S/
CD: S128
Size: 5 Gb
2.9 Data Reλ = 45, E1/E2 = 6, 7 `1/`2 = 2.1
Physical collocation:
– PoliTO - DIMEAS, Computer “avdotia2”
– PoliTO - DIMEAS, CD “C128”
Address:
130.192.25.141/home/michele/cubo/C2/
CD: C128
Size: 5 Gb
6
2.10 Data Reλ = 71, E1/E2 = 6, 7 `1/`2 = 1
Physical collocation:
– PoliTO - DIMEAS, Computer “avdotia2”
Address:
130.192.25.141/home/disk4/cubo/prova256_omp_sp/omp170_340/
Size: 25 Gb
2.11 Data Reλ = 150, E1/E2 = 6, 7 `1/`2 = 1
Physical collocation:
– PoliTO - DIMEAS, Network disk system Lacie A → usb disk A2
– CINECA, “cart” tape archive, user “miovieno”, dir. “scal150”
Address:
130.192.25.60/Disco2/Re150/E6_L1_R150/
Cineca: miovieno//cart//scal150/ file: s150_u*.tar
Size: 400 Gb
2.12 Data Reλ = 150, E1/E2 = 1 `1/`2 = 1.5
Physical collocation:
– PoliTO - DIMEAS, Network disk system Lacie A → usb disk A2
Address:
130.192.25.60/Disco2/Re150/E1_L15_R150/
Size: 350 Gb
2.13 Data Reλ = 150, E1/E2 = 1 `1/`2 = 2.1
Physical collocation:
– PoliTO - DIMEAS, Network disk system Lacie A → usb disk A2
– CINECA, “cart” tape archive, user “miovieno”, dir. ‘elle21/”.
Address:
130.192.25.60/Disco2/Re150/E1_L21_R150/
Cineca: miovieno//cart//elle21/
Size: 350 Gb
2.14 Data Reλ = 150, E1/E2 = 1 `1/`2 = 2.8
Physical collocation:
– PoliTO - DIMEAS, Network disk system Lacie A → usb disk A2
– CINECA, “cart” tape archive, user “miovieno”, dir. ‘elle28/”.
Address:
7
130.192.25.60/Disco2/Re150/E1_L28_R150/
Cineca: miovieno//cart//elle28/
Size: 350 Gb
1300 time instans in 1.5 eddy turnover times for Lagrangian analysis:
Physical collocation:
– CINECA, SP6 scratch disk, user “lgallana”.
Size: 6 Tb
2.15 Data Reλ = 250, E1/E2 = 1 `1/`2 = 2.4
Physical collocation:
– PoliTO - DIMEAS, Network disk system Lacie A → usb disks A2 and A1
– CINECA, “cart” tape archive, user “miovieno”, dir. “m250”.
Address:
130.192.25.60/Disco2/Re250/L24/
130.192.25.60/Disco1/Mescolamenti_3D/Re250/
Cineca: miovieno//cart//m250/
Size: 500 Gb
2.16 Data Reλ = 150, E1/E2 = 6, 7 `1/`2 = 1, passive scalar
Sc = 1
Physical collocation:
– CINECA, “cart” tape archive, user “miovieno”, dir. “scal150”
– PoliTO - DIMEAS, Network disk system Lacie B → usb disk B1
Address:
Cineca: miovieno//cart//scal150/
130.192.25.166/Lacie (usb)/scalare_passivo/3Dscalar/
Size: 130 Gb
2.17 Data Reλ = 150, E1/E2 = 1 `1/`2 = 1, passive scalar
Sc = 1
Physical collocation:
– CINECA, “cart” tape archive, user “miovieno”, dir. “scalunif”
Address:
Cineca: miovieno//cart//scalunif/
Size: 500 Gb (velocity fields included)
8
3 Shearless mixing in presence of stable strati-
fication
3.1 Data Reλ = 45, E1/E2 = 6, 7 `1/`2 = 1, Fr = 1
Physical collocation:
– PoliTO - Labinf, user “snft4”
Address:
cclix7.polito.it flussi_stratificati/re45/Fr1
Size: 60 Gb
3.2 Data Reλ = 45, E1/E2 = 6, 7 `1/`2 = 1, Fr = 5
Physical collocation:
– PoliTO - Labinf, user “snft4”
Address:
cclix7.polito.it flussi_stratificati/re45/Fr5
Size: 60 Gb
3.3 Data Reλ = 45, E1/E2 = 6, 7 `1/`2 = 1, Fr = 10
Physical collocation:
– PoliTO - Labinf, user “snft4”
Address:
cclix7.polito.it flussi_stratificati/re45/Fr10
Size: 60 Gb
4 Hydrodynamic Stability of Shear Flows
Address: 130.192.25.166/Lacie(usb)#2 and 130.192.25.166/disco_madre
Physical Collocation: PoliTO - DIMEAS, Network disk system Lacie B
Total size: 4 Tb (included data at PoliTO - Labinf, currently under reorga-
nizazion)
4.1 Poiseuille Channel Flow (φ: angle of obliquity, k: po-
lar wavenumber)
• Re = 500, φ = 0, pi/4, pi/2, symmetric and antisymmetric initial condi-
tions, k ∈ [0.05, 1000].
• Re = 10000, φ = 0, pi/4, pi/2, symmetric and antisymmetric initial condi-
tions, k ∈ [0.05, 1000].
9
4.2 Wake Flow (φ: angle of obliquity, x0: longitudinal
wake section, k: polar wavenumber)
• Re = 30, x0 = 10, 50, φ = 0, pi/4, pi/2, symmetric and antisymmetric
initial conditions, k ∈ [0.1, 500].
• Re = 50, x0 = 10, φ = 0, pi/4, pi/2, symmetric and antisymmetric initial
conditions, k ∈ [0.1, 500].
• Re = 100, x0 = 10, 50, φ = 0, pi/4, pi/2, symmetric and antisymmetric
initial conditions, k ∈ [0.1, 500].
4.3 Blasius Boundary Layer Flow (φ: angle of obliquity,
β: pressure gradient, k: polar wavenumber)
• Reδ∗ = 100, φ = 0, pi/4, pi/2, k ∈ [0.02, 2].
• Reδ∗ = 5000, φ = 0, pi/4, pi/2, k ∈ [0.02, 2].
4.4 Cross-Flow Boundary Layer (φ: angle of obliquity,
β: pressure gradient, θ: cross-flow angle k: polar
wavenumber)
• Reδ∗ = 100, β = 1,−0.1988, φ = 0, pi/4, pi/2, θ = pi/6, pi/4, pi/3, k ∈
[0.02, 2].
• Reδ∗ = 5000, β = 1,−0.1988, φ = 0, pi/4, pi/2, θ = pi/6, pi/4, pi/3, k ∈
[0.02, 2].
5 Cavity flow (cavity in a channel)
5.1 Re = 150
Physical collocation:
– PoliTO - DIMEAS, Computer “dns2”
Address:
130.192.25.86/home/michele/cavita2011/laminar/re_150_prb/
5.2 Re = 250
Physical collocation:
– PoliTO - DIMEAS, Computer “dns2”
Address:
130.192.25.86/home/michele/cavita2011/laminar/re_250_prb/
10
5.3 Re = 2900
Physical collocation:
– PoliTO - DIMEAS, Computer “dns2”
Address:
130.192.25.86/home/michele/cavita2011/laminar/turbulent/
Size: 40 Gb
6 Channel flow
Total size: 10 Gb
6.1 Reτ = 180, Les b.c.A, y
+ = 2 and y+ = 5
Physical collocation:
– PoliTO - DIMEAS, CD “Les A - Re180 - uvw y+=2, no comm.”
– PoliTO - DIMEAS, CD “Les A - Re180 - uvw y+=5, no comm.”
6.2 Reτ = 180, Les b.c.B, y
+ = 2 and y+ = 5
Physical collocation:
– PoliTO - DIMEAS, CD “Les B - Re180 - uvw y+=2, no comm.”
– PoliTO - DIMEAS, CD “Les B - Re180 - uvw y+=5, no comm.”
6.3 Reτ = 180, Les b.c.A, y
+ = 2 and y+ = 5, noncommuta-
tion correction
Physical collocation:
– PoliTO - DIMEAS, CD “Les A - Re180 - uvw y+=2, comm.”
– PoliTO - DIMEAS, CD “Les A - Re180 - uvw y+=5, comm.”
6.4 Reτ = 180, Les b.c.B, y
+ = 2 and y+ = 5, noncommuta-
tion correction
Physical collocation:
– PoliTO - DIMEAS, CD “Les B - Re180 - uvw y+=2, comm.”
– PoliTO - DIMEAS, CD “Les B - Re180 - uvw y+=5, comm.”
6.5 Reτ = 590, Les b.c.A, y
+ = 2 and y+ = 5
Physical collocation:
– PoliTO - DIMEAS, CD “Les A - Re590 - uvw y+=2, no comm.”
– PoliTO - DIMEAS, CD “Les A - Re590 - uvw y+=5, no comm.”
11
6.6 Reτ = 590, Les b.c.B, y
+ = 2 and y+ = 5
Physical collocation:
– PoliTO - DIMEAS, CD “Les B - Re590 - uvw y+=2, no comm.”
– PoliTO - DIMEAS, CD “Les B - Re590 - uvw y+=5, no comm.”
6.7 Reτ = 590, Les b.c.A, y
+ = 2 and y+ = 5, noncommuta-
tion correction
Physical collocation:
– PoliTO - DIMEAS, CD “Les A - Re590 - uvw y+=2, comm.”
– PoliTO - DIMEAS, CD “Les A - Re590 - uvw y+=5, comm.”
6.8 Reτ = 590, Les b.c.B, y
+ = 2 and y+ = 5, noncommuta-
tion correction
Physical collocation:
– PoliTO - DIMEAS, CD “Les B - Re590 - uvw y+=2, comm.”
– PoliTO - DIMEAS, CD “Les B - Re590 - uvw y+=5, comm.”
7 Filtered turbulent fields
Total size: 1,3 Tb
7.1 Original data (F.Toschi)
Physical collocation:
– PoliTO - DIMEAS, Network disk system Lacie A → usb disk A1
Address:
130.192.25.60/Disco1/Fabrizio/Toschi/
7.2 Filter class: “cross”
Physical collocation:
– PoliTO - DIMEAS, Network disk system Lacie A → usb disk A1
Address:
130.192.25.60/Disco1/Fabrizio/croce/
7.3 Filter class: “sphere”
Physical collocation:
– PoliTO - DIMEAS, Network disk system Lacie A → usb disk A1
Address:
130.192.25.60/Disco1/Fabrizio/sfera/
12
7.4 Filter class: “filament”
Physical collocation:
– PoliTO - DIMEAS, Network disk system Lacie A → usb disk A1
Address:
130.192.25.60/Disco1/Fabrizio/filamento/
7.5 Filter class: “sheet”
Physical collocation:
– PoliTO - DIMEAS, Network disk system Lacie A → usb disk A1
Address:
130.192.25.60/Disco1/Fabrizio/sheet/
13


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