Brewday: December 27, 2008 - Trippel

Summary

Volume to fermenter[ltr (gal)]: 21.00 Original Gravity[SG]:1.080
Mash Efficiency [%]: 70.00% Bitterness[IBU]:30.06
Colour [SRM(EBC)]:4.44(8.75)

Mash

Mash water volume [ltr (gal)]:22.88 (6.05) Mash tun volume required[ltr (gal)]:30.23 (7.99)
Total Mash Grain Weight [gms (lbs)]:7627.70 (16.82)

Grains:

Type Weight [gms (lbs)] Actual Weight
Pilsner Pale Malt (Barrett Burston) 7627.70 (16.82)                     
   
   

Mash Schedule:

Name Method Step temp
[C (F)]
Step time
[minutes]
Addition amount
[ltr (gal)]
Addition temp
[C (F)]
Liquor/grist ratio
[ltr/kg]
Saccrification Direct 67.00 (152.60) 60 0.00 (0.00) 0.00 (32.00) 3.20

Mash gravity @ 100% conversion [SG]:1.086

Test ph

Observed ph:
pH adjustments:


Sparge

Minimum required efficiency:70.00 % Max expected efficiency78.60 %

Sparge No Water addition [l]Expected recovered volume [l]Required gravityMax expected gravity
1 2.24 13.50 76.50 91.32
     
2 13.50 13.50 35.39 42.24
     
Combined 15.74 27.00 55.94 66.78
     

Assumed constants:

Absorbtion [l/kg]:1.3 Grain displacement [l/kg]:0.67

Preboil Values:

Preboil wort volume [ltr (gal)]:27.00 (7.13) @ mash out temp.27.64 (7.30)
Preboil gravity [SG]:1.056

Boil

Hops:

Hop Utilisation Method: Tinseth
Type AA(%) IBU Weight [gms (oz)] Actual Weight Time(minutes)
Perle 8.00% 8.56 15.00 (0.53)             60.00
Perle 6.00% 21.50 50.25 (1.77)             60.00

Other fermentables:

Type Weight [gms (lbs)] Actual Weight
Sugar, Table (Sucrose) 961.09 (2.12)                     

Postboil Values:

Evaporation [ltr (gal)]:4.00 (1.06)
Postboil wort volume [ltr (gal)]:24.70 (6.53)@ boiling temp.25.73 (6.80)
Postboil target gravity [SG]:1.080mash items only1.065
Boiler loses [ltr (gal)]:

Yeast Pitching

Type Min Temp[C (F)] Max Temp[C (F)]
Trappist High Gravity - Wyeast 3787 18.00 (64.40) 25.00 (77.00)

Estimated required yeast cells (billion): 315.00

Dried yeast (gm): 16.76
 
No of liquid yeast(Wyeast/Whitelabs) packs: 3.35(Assumes 94% viability)
 
Approximate amount of solid slurry (ml):
One hour settling 446.81(Assumes 25% trub and 94% viability)
One day settling 223.40(Assumes 25% trub and 94% viability)
Longer than 1 week settling 116.67(Assumes 25% trub and 80% viability)

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