System and method for realizing automatic monitoring of pH value of deep level solution based on electrochemical ion selective electrode method
An ion-selective and automatic monitoring technology, applied in the direction of electrochemical variables of materials, etc., can solve the problems of low accuracy, weakening the authenticity of the measured information, and lack of high-precision intelligent compensation mechanism.
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[0066] refer to figure 1 As shown, the electrochemical ion selective electrode method of the present invention realizes the automatic monitoring system of pH value of deep water body and includes seven parts: load power management unit 1, microprocessor unit 2, pH electrode unit 3, signal conditioning unit 4, temperature acquisition Unit 5, CAN bus communication unit 6 and host computer control and management unit 7, wherein the system microprocessor unit 2 has a built-in high-precision pH value intelligent compensation algorithm.
[0067] The load power management unit 1 includes: a set of batteries 11 , one LDO (Low Dropout Linear Regulator) and three load switches. figure 1 In the shown embodiment, a group of batteries 11 selects a lithium battery of No. 5, which is converted into a stable 3.3V power supply voltage by a low-dropout linear regulator LDO12, and the output voltage of LDO12 directly supplies power to the microprocessor unit 2. , and the other three paths are r...
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