Self-powered multi-parameter water quality monitor based on NB-IOT (Narrow Band Internet of Things)
A multi-parameter, self-powered technology, used in instruments, test water, measuring devices, etc., can solve problems such as difficult use and inconvenient wiring
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[0024] The technical solutions of the present invention will be described in further detail below through specific implementation methods.
[0025] like figure 1 and figure 2 As shown, a self-powered multi-parameter water quality monitor based on NB-IOT includes a main control chip, an NB-IOT communication module, a multi-parameter water quality detection module and a self-power supply device for providing power, and the main control chip is respectively It is connected with the NB-IOT communication module and the multi-parameter water quality detection module.
[0026] The NB-IOT communication module is used for data transmission between the main control chip and the cloud.
[0027] The self-powered device includes a vibration power generation unit, a solar power generation unit, a modulation unit, a rectifier circuit, a battery and a power supply management unit, and the modulation unit modulates the alternating current generated by the vibration power generation unit and...
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