Wort Clarification Systems Flashcards
(20 cards)
What factors influence the choice of wort clarification system?
Preference and type of hops used
What are the three basic methods of wort clarification?
- Filtration of the wort through spent hops
- Separation of whole hops
- Sedimentation
What is the purpose of a hop jack?
To remove hop material using a vessel sieve screen
True or False: Hop jacks are commonly manufactured today.
False
What is the function of a hop strainer?
To separate hops from the wort using a hopper and screw conveyor
Fill in the blank: The hop strainer does not remove any _______.
trub
What is a significant drawback of using a hop strainer?
It only removes spent hops and is ineffective at removing trub particles
What is the primary advantage of a hop back over a hop strainer?
It removes both spent hop material and trub particles
What is the common height to width ratio for a hop back vessel?
1:1.5-2
What can be added to the hop back to enhance flavor?
- Whole hops
- Orange peel
- Spices
True or False: Sparging is always performed to prevent leaching out bitter materials.
False
What is the maximum amount of extract spent hops can contain?
0.5 kg/L
What type of hops must be used in a hop back?
Almost all must be whole hops
What is a coolship?
A large, shallow vessel used for cooling wort
What materials are coolships typically made from?
- Wood
- Iron
- Copper
- Stainless steel
What is a significant disadvantage of using coolships?
Difficult to keep clean and high wort losses
What contributes to spontaneous fermentation in coolships?
Microbes present in the atmosphere inoculate the wort
Fill in the blank: The depth of wort in a coolship is typically only _______.
15 cm
What is the purpose of Baudelot coolers in some breweries?
To complete cooling to fermentation temperature after using coolships
True or False: Baudelot coolers are hygienic and easy to clean.
False
