10-20-2008 Black Scapular Dubbel

A ProMash Brewing Session Report

Brewing Date: Monday October 20, 2008
Head Brewer: Stephen Gilbert
Asst Brewer:   
Recipe: Black Scapular Dubbel


BJCP Style and Style Guidelines
18-B Belgian Strong Ale, Belgian Dubbel

Min OG: 1.062 Max OG: 1.075   
Min IBU: 15 Max IBU: 25   
Min Clr: 10 Max Clr: 14  Color in SRM, Lovibond


Recipe Specifics
Batch Size (Gal): 6.00 Wort Size (Gal): 6.00
Total Grain (Lbs): 14.50      
Anticipated OG: 1.064 Plato: 15.78
Anticipated SRM: 17.1        
Anticipated IBU: 18.4      
Brewhouse Efficiency: 70  %   
Wort Boil Time: 90  Minutes   

Actual OG: 1.063 Plato: 15.44   
Actual FG: 1.008 Plato: 2.05   
Alc by Weight: 5.70 by Volume: 7.26 From Measured Gravities.
ADF: 86.7 RDF: 71.9 Apparent & Real Degree of Fermentation.

Actual Mash System Efficiency: 68 %
Anticipated Points From Mash: 55.47
Actual Points From Mash: 53.98


Pre-Boil Amounts
Evaporation Rate: 15.00 Percent Per Hour

Raw Pre-Boil Amounts - only targeted volume/gravity and evaporation
rate taken into account:

Pre-Boil Wort Size: 7.74 Gal      
Pre-Boil Gravity: 1.050 SG 12.38 Plato

With sparge water, mash water, additional infusions, vessel losses, top-up
water and evaporation rate recorded in the Water Needed Calculator:

Water Needed Pre-Boil Wort Size: 7.94 Gal      
Water Needed Pre-Boil Gravity: 1.049 SG 12.09 Plato


Formulas Used
Brewhouse Efficiency and Predicted Gravity based on Method #1, Potential Used.
Final Gravity Calculation Based on Points.
Hard Value of Sucrose applied. Value for recipe: 46.2100 ppppg
% Yield Type used in Gravity Prediction: Fine Grind Dry Basis.

Color Formula Used: Morey
Hop IBU Formula Used: Rager

Additional Utilization Used For Plug Hops: 2 %
Additional Utilization Used For Pellet Hops: 10 %


Grain/Extract/Sugar
% Amount Name Origin Potential SRM
3.4 0.50 lbs.  Beet Sugar Generic 1.046 0
6.9 1.00 lbs.  Candi Syrup (dark) Belgium 1.031 80
72.4 10.50 lbs.  Pilsener Belgium 1.037 2
6.9 1.00 lbs.  Munich Malt Germany 1.037 8
3.4 0.50 lbs.  Aromatic Malt Belgium 1.036 25
3.4 0.50 lbs.  CaraMunich 60 France 1.034 60
3.4 0.50 lbs.  Special B Malt Belgian 1.030 120

Potential represented as SG per pound per gallon.

Hops
Amount Name Form Alpha IBU Boil Time
1.50 oz.  Spalter Spalt Pellet 3.20 18.4 60 min


Extras
Amount Name Type Time
1.00 Unit(s)  Whirlfloc Fining 15 Min.(boil)


Yeast
White Labs WLP530 Abbey Ale


Mash Schedule
Mash Type: Single Step   
Heat Type: Direct   
Grain Lbs: 13.00   
Water Qts: 13.00 Before Additional Infusions
Water Gal: 3.25 Before Additional Infusions
Qts Water Per Lbs Grain: 1.00 Before Additional Infusions
Tun Thermal Mass: 0.00   
Grain Temp: 70 F Before Additional Infusions

Rest Temp Time
Dough In: 164 0 Min
Saccharification Rest: 150 90 Min
Mash-out Rest: 0 0 Min
Sparge: 168 0 Min

Total Mash Volume Gal: 4.29 - After Additional Infusions

Runnings Stopped At: 1.010 SG 2.56 Plato

All temperature measurements are degrees Fahrenheit.


Mash Schedule


Water Needed For Brewing Session
Sparge Amount: 7.00 Sparge Deadspace: 1.25 Total Into Mash: 5.75
Total Grain Lbs: 13.00 Qts Per Lbs: 1.00 Total From Mash: 1.69
      Mash Gallons: 3.25      
      Grain Absorption: 1.56      
Amount Lost in Lauter Tun Deadspace, Grant and Misc. to Kettle: 0.50
     
Top Up Water Added to Kettle: 1.00
Amount into Kettle: 7.94
     
Boil Time (min): 90
Evaporation Rate: 15.00
Amount after Boil: 6.15
     
Left in Kettle Deadspace: 1.00
Left in Hopback: 0.00
Left in Counterflow Chiller: 0.25
Left in Other Equipment / Other Absorption: 0.00
     
Amount to Chillers: 4.90
Amount After Cooling (4 perc.): 4.71

Grain absorption rate is: 0.12 (Gallons Per Lbs)
Evaporation rate is Percent per Hour
This formulation will yield 4.71 gallons of fermentable wort.
You will need 11.25 gallons of water for the complete brewing session.


Efficiency Specifics
Recipe Efficiency Setting: 70 %

With sparge water, mash water, additional infusions, vessel losses, top-up
water and evaporation rate recorded in the Water Needed Calculator:

Target Volume (Gal): 7.94      
Estimated OG: 1.049 Plato: 12.09

Raw Pre-Boil Targets - only targeted volume/gravity and evaporation
rate taken into account:
Target Volume (Gal): 7.74      
Estimated OG: 1.050 Plato: 12.38

Post-Boil Targets:
Target Volume (Gal): 6.00      
Estimated OG: 1.064 Plato: 15.78

Recorded Actuals - Measurement Taken In Kettle:
Recorded Volume (Gal): 6.00      
Recorded OG: 1.063 Plato: 15.44

At 100 percent extraction from the maximum mash potential:
Total Points: 88.27
Points From Mash: 79.25
Points From Extract/Sugar: 9.02

With the recipe efficiency setting, you should have achieved:
Total Points: 64.49
Points From Mash: 55.47
Points From Extract/Sugar: 9.02

Actuals achieved were:
Actual Points From Mash: 53.98
Actual Mash System Efficiency: 68 %


Fermentation Specifics
Pitched From: Pitchable Flask
Amount Pitched: 0 mL
Lag Time: 0.00 hours

Primary Fermenter: Glass
Primary Type: Closed
Days In Primary: 0
Primary Temperature: 65 degrees F

Original Gravity: 1.063 SG 15.44 Plato
Finishing Gravity: 1.008 SG 2.05 Plato





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