Daniel G. Hansen;John Van Camp;Christopher A. Hause;Christopher B. Witt;Ross L. Demerly
发明人:
Christopher A. Hause,Ross L. Demerly,Daniel G. Hansen,Christopher B. Witt,John Van Camp
申请号：
US12774818
公开号：
US10097119B2
申请日:
2010.05.06
申请国别(地区):
US
年份:
2018
代理人:
摘要：
A fan for use in agriculture which has a BLDC motor which allows for varying the speed of the fan to vary the airflow rate of the fan and vary the efficiency of the fan. A ventilation system for use in a livestock confinement building to maximize a rate of growth of the livestock. A process for maximizing the growth of livestock in a livestock confinement building by controlling the airflow in the livestock confinement building.
