Other

Carrier Corporation

Jack Linhui Chen

Yiming Wen

Danfeng Hu

The present disclosure relates to a power regulating unit and a transport refrigeration device using the same, and belongs to the technical field of power supplies. The power regulating unit of the present disclosure comprises: a rectifier module configured to perform a rectification operation on an AC input to obtain a first DC signal; a controller configured to control the rectification operation of the rectifier module based on corresponding parameter information for reflecting fluctuations of the AC input to prevent the first DC signal obtained from being affected by the fluctuations; a first output port configured to output the first DC signal; a first DC-DC conversion module configured to convert the first DC signal into a second DC signal; and a second output port configured to output the second DC signal. The power regulating unit of the present disclosure can provide multi-mode DC outputs and the DC outputs are stable.

Power regulating unit and transport refrigeration device using the power regulating unit

An automatic astronomical observation system includes an astronomical telescope (), a star finding servo motor () for driving the astronomical telescope (), and a control system (). A focusing servo motor () is connected to a lens regulation mechanism of the astronomical telescope (); a CMOS sensor () used for obtaining a starry sky image is disposed on the astronomical telescope (); the control system () includes a control chip, a gyroscope, a memory, and a WIFI communication interface; the control chip is electrically connected to the CMOS sensor (), the gyroscope, the memory, and the WIFI communication interface; a handheld device provided with a WIFI communication interface is disposed by being fitted to the control system (); and a GPS module is disposed in the control system () or the handheld device. Also provided is an automatic astronomical observation method.

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Shanghai, China

Jack Linhui Chen