Biological activity detector for waste water

A technology for biological and activity determination of sewage, applied in instruments, measuring devices, scientific instruments, etc., can solve the problems of complex determination steps, poor accuracy, and many analysis links, and achieve the effect of digital processing and high precision.
CN1474181AInactive Publication Date: 2004-02-11尹军 +2
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
尹军
Publication Date
2004-02-11
Estimated Expiration
Not applicable · inactive patent

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Abstract

The biological activity detecting instrument for waste water is used for detecting the biological activity of waste water. The +12V power supply is applied onto capacitor C2 with its other end connected to reference voltage, potentiometer W1 and resistor R1 with the other end connected to electrolytic capacitor C1 and the pin 1 of the light emitting device F1; resistor R2 is connected to the pin1 of light receiver S1 and the output; and the other end of the electrolytic capacitor C1, the pin 2 of the light emitting device F1 and the pin 2 of the light receiver S1 are connected to the reference potential. The present invention has the advantages of capacity of in-situ measurement, high precision and digitalized data processing and has practical significance on waste water treating research.
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Description

technical field

[0001] The invention belongs to an instrument for detecting biological activity in sewage, and this biochemical index is an important index for evaluating sewage biological treatment capacity. Background technique

[0002] At present, sewage biological activity reduction method is used at home and abroad to analyze biological activity. Due to the long time-consuming, complicated determination steps, many analysis links and poor accuracy, this meaningful biochemical analysis technology has been widely used in practical applications. limit. Contents of the invention

[0003] The invention provides a sewage biological activity measuring instrument to solve the problems of long time-consuming, complicated measuring steps, many analysis links and poor accuracy existing in the analysis of sewage biological activity. The technical solution adopted by the present invention is: the electrical signal output by the sewage biological activity sensor is sent to the amp...

Claims

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