brewtility.calculations — com.wallbrew/brewtility 1.2.0

Namespace for handling recipe calculations. This namespace assumes ingredients that conform to the common-beer-format.

calculate-alpha-acid-units clj/s

(calculate-alpha-acid-units weight alpha)

Calculate the maximum amount of alpha acid released by weight ounce of a hop at percent alpha acid

calculate-ebc-color clj/s

Given a collection of common-beer-format conforming fermentables, and a conformed batch-size in liters, return the EBC color for a recipe

calculate-hop-utilization clj/s

(calculate-hop-utilization gravity boil-duration)

Calculate the percentage of alpha acid that a hop could release over boil-duration in a wort at a specific gravity Based on: http://howtobrew.com/book/section-1/hops/hop-bittering-calculations

calculate-ibu-per-hop clj/s

(calculate-ibu-per-hop hop batch-size potential-gravity)

Given a common-beer-format conforming hop, batch-size, and potential-gravity, calculate the amount of IBUs generated

calculate-lovibond-color clj/s

Given a collection of common-beer-format conforming fermentables, and a conformed batch-size in liters, return the color in degrees Lovibond for a recipe

calculate-malt-color-units clj/s

(calculate-malt-color-units fermentables batch-size)

Given a collection of common-beer-format conforming fermentables, and a conformed batch-size in liters, return the overall Malt Color Units for a recipe

calculate-potential-abv clj/s

(calculate-potential-abv fermentables batch-size)

(calculate-potential-abv fermentables batch-size attenuation)

Given a collection of common-beer-format conforming fermentables, and a conformed batch-size in liters, estimate the ABV. The primary fermentation yeast's attenuation may also be passed, otherwise 75% is assumed.

calculate-potential-final-gravity clj/s

(calculate-potential-final-gravity fermentables batch-size)

(calculate-potential-final-gravity fermentables batch-size attenuation)

Given a collection of common-beer-format conforming fermentables, and a conformed batch-size in liters, estimate the Final Gravity. The primary fermentation yeast's attenuation may also be passed, otherwise 75% is assumed.

calculate-potential-gravity clj/s

(calculate-potential-gravity fermentables batch-size)

Given a collection of common-beer-format conforming fermentables, and a conformed batch-size in liters, calculate the potential original gravity.

calculate-recipe-ibus clj/s

(calculate-recipe-ibus hops batch-size potential-gravity)

Given a collection of common-beer-format conforming hops, batch-size, and potential-gravity calculate the amount of IBUs generated

calculate-rgba-color clj/s

Given a collection of common-beer-format conforming fermentables, and a conformed batch-size in liters, return the RGBA color for a recipe

calculate-srm-color clj/s

(calculate-srm-color fermentables batch-size)

Given a collection of common-beer-format conforming fermentables, and a conformed batch-size in liters, return the SRM color for a recipe

default-attenuation clj/s

gravity->abv-multiplier clj/s

gravity-points->potential-gravity clj/s

(gravity-points->potential-gravity gravity-points volume)

Given the gravity-points of a recipe, and the volume of the batch, calculate the potential gravity

normalize-fermentable clj/s

(normalize-fermentable fermentable)

Given a common-beer-format conforming fermentable, normalize it for color computation

potential-gravity->gravity-points clj/s

(potential-gravity->gravity-points potential-gravity weight)

Given the potential-gravity of a fermentable, and the weight of the fermentable, calculate gravity points