Middle Fork Project Flow and Temperature Modeling (Status Report)

Middle Fork ProjectMiddle Fork ProjectFlow and Temperature ModelingFlow and Temperature Modeling

(Status Report)(Status Report)

September 9, 2008September 9, 2008

2

Agenda

9:00 AM - 12:00 PM9:00 AM - 12:00 PM IntroductionsIntroductions Status Report/Discussion of Water Status Report/Discussion of Water

Temperature ModelingTemperature Modeling Reservoir ModelsReservoir Models Tunnel ModelsTunnel Models River ModelsRiver Models DataData

Schedule and Key DecisionsSchedule and Key Decisions 12:00 PM12:00 PM

AdjournAdjourn

3

Principal Project TasksPrincipal Project Tasks Model Implementation/ConstructionModel Implementation/Construction

Reservoirs (complete)Reservoirs (complete) Rivers (in progress)Rivers (in progress) Tunnel (complete)Tunnel (complete)

Model CalibrationModel Calibration ReservoirsReservoirs

French MeadowsFrench Meadows Hell HoleHell Hole RalstonRalston

Rivers (pending)Rivers (pending) Tunnel model calibration (in progress)Tunnel model calibration (in progress)

Other TasksOther Tasks field visitsfield visits model refinementmodel refinement Technology transferTechnology transfer

4

Model Implementation and Model Implementation and ConstructionConstruction

Reservoir model implementation (CE-Reservoir model implementation (CE-QUAL-W2): previously presentedQUAL-W2): previously presented

River model implementationRiver model implementation Geometry (complete)Geometry (complete) Flow (daily flow complete, peaking flows in Flow (daily flow complete, peaking flows in

progress)progress) Temperature (boundary condition and Temperature (boundary condition and

calibration data largely complete)calibration data largely complete) Meteorology (complete)Meteorology (complete)

Tunnel modelTunnel model Field data has been collectedField data has been collected Calibration Calibration

5

River Models: GeometryRiver Models: Geometry

X-Y description (complete)X-Y description (complete) Profile (Z) description (complete)Profile (Z) description (complete) Cross section form (in progress)Cross section form (in progress)

6

X-Y-Z River Representation: MFX-Y-Z River Representation: MF

FM Dam - Folsom Reservoir

48

46

44

42403836

3432

302826242220

1816

1412108

64

20

4300000

4305000

4310000

4315000

4320000

4325000

4330000

4335000

660000 670000 680000 690000 700000 710000 720000 730000

UTM-X Coordinates

UT

M-Y

Coo

rdin

ates

Folsom Res.

NF

AR

NF

of t

he M

FA

R

Ral

ston

Dam

Rub

icon

R.

Inte

rbay

Dun

can

Cr. F

M D

am

FM Dam - Folsom Reservoir

0

1000

2000

3000

4000

5000

6000

-5 0 5 10 15 20 25 30 35 40 45 50 55

Distance, miles

Ele

vatio

n, ft

Fol

som

Res

.

NF

AR NF

of t

he M

FA

RR

alst

on D

am

Inte

rbay

FM

Dam

Dun

can

Cr

Rub

icon

R.

7

X-Y-Z River Representation: X-Y-Z River Representation: RubiconRubicon

HH Dam-Ralston Res.

3130

29

28

27

2625

2423

22

2120

1918171615

14

1312

111098

76

5

4321

0

4308000

4310000

4312000

4314000

4316000

4318000

4320000

4322000

4324000

4326000

4328000

690000 695000 700000 705000 710000 715000 720000 725000 730000

UTM-X Coordinates

UT

M-Y

Coo

rdin

ates

HH

Dam

L. C

anyo

n C

r.P

ilot C

r.

SF

Rub

icon

R.

HH Dam-Ralston Res.

0

500

1000

1500

2000

2500

3000

3500

4000

4500

5000

0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34

Distance, miles

Ele

vatio

n., f

t

HH

Dam

Pilo

t Cr.

L. C

anyo

n C

r.

SF

Rub

icon

R.

8

Reservoir Model CalibrationReservoir Model Calibration

FlowFlow: explicitly defined in model, i.e., user : explicitly defined in model, i.e., user specifies inflow and outflowspecifies inflow and outflow

StageStage: measured vs. simulated: measured vs. simulated Water TemperatureWater Temperature: :

measured vs. simulated profilemeasured vs. simulated profile measured vs. simulated outflow temperaturemeasured vs. simulated outflow temperature

French Meadows and Hell Hole – French Meadows and Hell Hole – preliminary resultspreliminary results

Ralston – in progress (pending river model Ralston – in progress (pending river model results)results)

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Reservoir OutflowReservoir Outflow

0

100

200

300

400

500

600

700

0 50 100 150 200 250 300 350 400JDAY(2006)

Flo

w,c

fs

ObservedSimulated

0

200

400

600

800

1000

1200

1400

1600

1800

2000

0 50 100 150 200 250 300 350 400

JDAY(2006)

Flo

w, c

fs

ObservedSimulated

French Meadows

Hell Hole

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Reservoir StageReservoir Stage

5200

5210

5220

5230

5240

5250

5260

5270

5280

5290

5300

0 50 100 150 200 250 300 350 400

JDAY(2006)E

leva

tion,

ft

MeasuredSimulated

4475

4500

4525

4550

4575

4600

4625

4650

4675

4700

0 50 100 150 200 250 300 350 400

JDAY(2006)

Ele

vatio

n, ft

MeasuredSimulated

French Meadows

Hell Hole

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Water TemperatureWater Temperature

Models started under isothermal Models started under isothermal conditions in January (largely conditions in January (largely insensitive to initial temperature insensitive to initial temperature condition)condition)

Vertical profiles available for summer Vertical profiles available for summer months: 2006 and 2007months: 2006 and 2007

Two locations: near dam and near Two locations: near dam and near tunnel intake (mid-reservoir profiles tunnel intake (mid-reservoir profiles not available at all times)not available at all times)

12

J ul 7, 2006 J DAY188.5 FM1 (Segment 23)

0

10

20

30

40

50

60

70

0 5 10 15 20 25 30Water Temperature, oC

Dep

th, m

Measured

Simulated

Aug 10, 2006 J DAY222.5 FM1 (Segment 23)

0

10

20

30

40

50

60

70


Dep

th, m

MeasuredSimulated

Sep 9, 2006 J DAY252.5 FM1 (Segment 23)

0

10

20

30

40

50

60

70


Dep

th, m

Measured

Simulated

Oct 28, 2006 J DAY301.5 FM1 (Segment 23)

0

10

20

30

40

50

60

70


Dep

th, m

Measured

Simulated

French French Meadows Meadows ReservoirReservoirat Damat Dam(2006)(2006)

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J ul 7, 2006 J DAY188.5 FM2 (Segment 17)

0

10

20

30

40

50

60

70

0 5 10 15 20 25 30

Water Temperature, oC

Dep

th, m

Measured

Simulated

Aug 10, 2006 J DAY222.5 FM2 (Segment 17)

0

10

20

30

40

50

60

70

0 5 10 15 20 25Water Temperature, oC

Dep

th, m

Measured

Simulated

Sep 9, 2006 J DAY252.5 FM2 (Segment 17)

0

10

20

30

40

50

60

70


Dep

th, m

Measured

Simulated

Oct 28, 2006 J DAY301.5 FM2 (Segment 17)

0

10

20

30

40

50

60

70


Dep

th, m

MeasuredSimulated

French French Meadows Meadows ReservoirReservoirat Tunnel at Tunnel

IntakeIntake(2006)(2006)

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Hell Hole Hell Hole ReservoiReservoir at Damr at Dam(2006) (2006)

J ul 7, 2006 J DAY188.5 HH1 (Segment 25)

0

20

40

60

80

100

120

140


Dep

th, m

MeasuredSimulated

Aug 10, 2006 J DAY222.5 HH1 (Segment 25)

0

20

40

60

80

100

120

140


Dep

th, m

MeasuredSimulated

Sep 9, 2006 J DAY252.5 HH1 (Segment 25)

0

20

40

60

80

100

120

140


Dep

th, m

MeasuredSimulated

Oct 28, 2006 J DAY301 .5 HH1 (Segment 25)

0

20

40

60

80

100

120

140


Dep

th, m

MeasuredSimulated

No data at mid-No data at mid-reservoir in 2006reservoir in 2006

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TunnelsTunnels

Tunnels in the project area - reviewTunnels in the project area - review General Tunnel information General Tunnel information Tunnel Specifications Tunnel Specifications

As built drawingsAs built drawings Field dataField data

Tunnel StatisticsTunnel Statistics Recent Tunnel Temperature DataRecent Tunnel Temperature Data Tunnel Model - UpdatesTunnel Model - Updates

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Model Element: Tunnels

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TunnelsTunnels

Tunnels are generally Tunnels are generally unlined and horseshoe unlined and horseshoe shaped. Some sections shaped. Some sections are piped, and other are piped, and other sections have various sections have various shapes of concrete shapes of concrete linersliners

Overbreak (e.g., excess Overbreak (e.g., excess excavation for car excavation for car passes may add to passes may add to tunnel volume)tunnel volume)

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Tunnel StatisticsTunnel Statistics

Tunnel VolumeLengt

h FlowVelocit

y TravelTime

TravelTime*

TravelTime**

(ft^3) (ft) (cfs) (ft/s) (min) (min) (min)

1. Duncan n/an/a 7,7007,700 400 TBDTBD TBDTBD TBDTBD TBDTBD

2. Middle Fork

8,124,000 55,105 900 6.1 150 165 135

3. French

Meadows

1,713,000 13,681 400 3.2 71 79 64

4. Ralston5,840,50

0 35,397 900 5.5 108 119 97

* Travel time at +10 % volume

** Travel time at -10% volume

TBD – to be determined for Duncan Tunnel – as open channel flow

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Tunnel Temperature Data: August Tunnel Temperature Data: August 20082008

45.0

45.5

46.0

46.5

47.0

47.5

48.0

48.5

49.0

49.5

50.0

8/1/08 0:00 8/2/08 0:00 8/3/08 0:00 8/4/08 0:00 8/5/08 0:00 8/6/08 0:00

Tem

pera

ture

(F

)

Intake

Tailrace

45.0

45.5

46.0

46.5

47.0

47.5

48.0

48.5

49.0

49.5

50.0

8/1/080:00

8/1/083:00

8/1/086:00

8/1/089:00

8/1/0812:00

8/1/0815:00

8/1/0818:00

8/1/0821:00

8/2/080:00

Tem

pera

ture

(F

)

Intake

Tailrace

French Meadows

to Hell Hole

Interbay to Ralston

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Tunnel ModelTunnel Model

ns

ns

nw

CpD

th

nw TTTeT

)(4

1

4.08.0 PrRe023.0

R

kh

Where,Δt = time step (sec)Ts = Outside/rock temperature (oC) D= Diameter (m)Cp = Specific heat of water (J kg-1 oC-1)ρ = density of water (kg m-3)h = Heat exchange coefficient (Wm-2 oC-1)

n = time temperature profile along the tunnel with time = calibration coefficient ( unitless )

Where,k = thermal conductivity of water

(Wm-1 oC-1)R = hydraulic radius (m)Re = Reynolds numberPr = Prandtl number = calibration coefficient (unitless)

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Other TasksOther Tasks

Field VisitsField Visits Reservoir model refinementReservoir model refinement River model calibrationRiver model calibration Tunnel model calibrationTunnel model calibration Technology transferTechnology transfer

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Technology TransferTechnology Transfer

CE-QUAL-W2: model introductionCE-QUAL-W2: model introduction Model input files Model input files

Control fileControl file Flow inputFlow input Temperature inputTemperature input

Model Output filesModel Output files CE-QUAL-W2CE-QUAL-W2 Compaq Array ViewerCompaq Array Viewer AGPMAGPM

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Model Framework - ReservoirsModel Framework - Reservoirs

Reservoir Model CE-QUAL-W2

Input Data:- Geometry

- Flow- Temperature- Meteorology

Input Control:- Model Parameters

(W2-con.npt)

Model Output:-Flow

- TemperatureAGPM

Other Software:- Compaq Array Viewer

Post-Processing

Processes Output:- Animation

- Profile- Time Series

- Comparison with field data-Other

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CE-QUAL-W2CE-QUAL-W2

Public DomainPublic Domain Version 3.2Version 3.2 Supported by PSU and US ACOESupported by PSU and US ACOE 2-dimensional reservoir model 2-dimensional reservoir model

(vertical and longitudinal (vertical and longitudinal representation)representation)

Software Requirements (Compaq)Software Requirements (Compaq)

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CE-QUAL-W2 Input FilesCE-QUAL-W2 Input Files

Control File: logic control, model Control File: logic control, model parameters, I/O control, initial parameters, I/O control, initial conditions, etc.conditions, etc.

BathymetryBathymetry Flow input (reservoir inflow and Flow input (reservoir inflow and

reservoir outflow): Time seriesreservoir outflow): Time series Temperature of inflows: Time seriesTemperature of inflows: Time series

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CE-QUAL-W2 Output FilesCE-QUAL-W2 Output Files

Warning filesWarning files Reservoir outflowReservoir outflow Reservoir outflow temperatures Reservoir outflow temperatures

(mass balance)(mass balance) Other summary filesOther summary files

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CE-QUAL-W2 File StructureCE-QUAL-W2 File Structure

Fixed format flat filesFixed format flat files Input files must reside in same Input files must reside in same

directory as executabledirectory as executable Output files are written to same Output files are written to same

directorydirectory File management is importantFile management is important

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AGPMAGPM The Animation and Graphics Portfolio The Animation and Graphics Portfolio

Manager (AGPM)Manager (AGPM) Version 3.5 for Windows XP/Me/2K/9x/NT4 (32-bit) IVersion 3.5 for Windows XP/Me/2K/9x/NT4 (32-bit) I Post-processing software for graphically displaying Post-processing software for graphically displaying

results of two-dimensional reservoir water quality results of two-dimensional reservoir water quality models such as CE-QUAL-W2 (as well as BETTER, models such as CE-QUAL-W2 (as well as BETTER, and WASP). and WASP).

Allows the modeler build a series of plots using a Allows the modeler build a series of plots using a Windows interface for one simulation, and then Windows interface for one simulation, and then efficiently reproduce all the same plots for a efficiently reproduce all the same plots for a subsequent simulation. subsequent simulation.

The portfolio concept dramatically reduces the time The portfolio concept dramatically reduces the time and expense of plotting multi-constituent model and expense of plotting multi-constituent model results and shortening calibration timesresults and shortening calibration times

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ProfilesProfiles

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Animation Animation (Screen Captures)(Screen Captures)

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Dam Release TemperaturesDam Release Temperatures

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Time Depth PlotsTime Depth Plots

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Hands On Application Hands On Application

Middle Fork Project Flow and Temperature Modeling (Status Report)

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