Microfluidic detection system and microfluidic detection method for real-time flow velocity of fluid
A detection system and microfluidic technology, applied in the direction of fluid velocity measurement, chemical instruments and methods, laboratory containers, etc., can solve the problems of high cost, added price, and increase the difficulty and cost of microfluidic chip production
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[0042] Microfluidic detection system for real-time flow rate of fluid ( figure 2 ), including the programmable control pump 1 connected with a syringe, the fluorescence microscope 5 and the computer 7, and a uniform and flat dual-inlet microfluidic chip 4 ( figure 1 , image 3 ), the uniform and flat dual-entry microfluidic chip 4 is composed of the first liquid inlet pipe 9, the second liquid inlet pipe 10 and the confluence channel 11 and is a Y-shaped pipe. The cross section of the pipe is rectangular, and the first liquid inlet pipe 9 The included angle with the confluence channel 11 is 180°, and the included angle between the first liquid inlet pipe 9 and the second liquid inlet pipe 10 is 60° (any angle from 60° to 90° can also be used, such as 65°, 70° , 75°, 80°, 85°, 90°), the confluence channel is provided with a scale 12; the first liquid inlet tube 9 of the uniform and flat dual-entry microfluidic chip 4 is connected to the syringe through the first pipe 3, The seco...
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