1. Optional additional configuration of beer brewing equipment-Indoor exhaust deviceThe secondary steam in the saccharification process and boiling process can be discharged indoors to reduce the environmental pollution caused by the direct emptying of the secondary steam and purify the indoor air.

1. The damage of pH to enzymes. Throughout the saccharification process, pH often significantly impairs the activities of different enzymes. The high repeat pH of the water causes the pH of the mash to rise, reducing the uniqueness of the enzyme. For α-pepsin and some exopeptidases, in the reduced p