High-precision low-flow detection device based on constant power
A technology of constant power and detection device, applied in measurement device, liquid/fluid solid measurement, volume change compensation/correction device, etc., can solve the problems of large dispersion, formation water pollution, and inability to meet the production needs of low permeability wells, etc. To achieve the effect of convenient processing and molding, easy maintenance and replacement, excellent thermal conductivity and corrosion resistance
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[0042] The present invention will be described in further detail below in conjunction with the accompanying drawings:
[0043] Such as Figure 1~8 , The constant-power-based high-precision low-flow detection device disclosed by the present invention includes a constant-power heater 1, a temperature sensor 2, an integrated function module, a circuit mounting housing 5, and a flow sensor mounting housing 6; a constant-power heater 1 The temperature sensor body 2 is mounted on the flow sensor mounting housing 6. One end of the flow sensor mounting housing 6 is sealed, and the other end is connected with the integrated function module. The integrated function module is installed inside one end of the circuit mounting housing 5 with a hollow cylindrical structure. , The other end of the circuit mounting housing 5 is sealed;
[0044] The flow sensor mounting shell 6 is a cylindrical structure with a hollow section in the middle. The two parts divided by the hollow section are connected ...
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