AUTOMATIC CONTROL SYSTEMS FOR FROST FANS
    1.
    发明申请

    公开(公告)号:US20190128269A1

    公开(公告)日:2019-05-02

    申请号:US16047147

    申请日:2018-07-27

    Inventor: Gary GOTTSCHALK

    Abstract: A retrofittable control system for controlling an engine and a clutch of a frost fan may include a data processing system, a thermostat, a human machine interface, a throttle control module, and/or a clutch control module. The control system may be configured to automatically start the fan when the thermostat detects a temperature below a user defined turn-on temperature, and to automatically shut down and park the fan when the thermostat detects a temperature above a user defined turn-off temperature. In some examples, starting up the fan may include running a clutch engagement sequence that engages the clutch at different speeds for different durations.

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