CHILLED N2 INFUSED BEVERAGE DISPENSING SYSTEM AND METHOD TO PREPARE AND DISPENSE A CHILLED N2 INFUSED BEVERAGE

摘要

A system and method to prepare and dispense a N2 or N2/CO2 gas infused chilled beverage is provided. The beverage may be any non-carbonated liquid and in one embodiment the beverage is coffee. The dispensed N2 or N2/CO2 gas infused chilled coffee has a unique appearance and enhanced flavor and aroma. The system may be provided as a self-contained unit.

主权项

1. A system for dispensing a cooled beverage, comprising:
a beverage tank capable of being pressurized; a controlled pressurized supply of a gas comprising at least 50% by weight nitrogen; a liquid/gas contactor membrane unit; a diaphragm pump; and a beverage faucet attached downstream to the liquid/gas contactor membrane unit wherein regulated pressure nitrogen gas is fed via supply lines to the liquid/gas contactor membrane unit, the diaphragm pump and through a secondary regulator to the beverage tank, the diaphragm pump is arranged via transfer lines to transfer beverage from the beverage tank to the liquid/gas contactor membrane unit, and the nitrogen feed supply line to the liquid/gas contactor membrane unit comprises a check valve preventing liquid flow from the liquid/gas contactor membrane unit into the pressurized gas supply line.