Double-effect falling film vacuum concentrating device uses mainly the secondary steam produced by the dryer, without consuming new heating steam. Fish protein produced by the previous working procedure is concentrated to concentration of about 30% in it under the condition of vacuum and low temperature, and then is added in the dryer to make finished fish meal or else made into other product for sale.
Double-effect falling film vacuum concentrating device, which utilize waste steam for heating, economizes on energy and can effectively resolve the environment pollution problems of waste water and fluid during the production of fish meal. |
