Experimental device for measuring CO2 gas-liquid mass transfer coefficient using a dual drive stirrer

1、 Device function:

1.1. Understand the characteristics of the dual drive stirring absorber;

1.2. Master the method for determining the gas-liquid mass transfer coefficient of carbon dioxide MDEA;

1.3. Understand the factors that affect gas-liquid mass transfer process

1.4It can achieve automatic proportional gas distribution operation, with high accuracy and good stability, and the accuracy can reach0.1% level, fully automatic wireless control transmission.

1.5. Material transportation can be controlled by cloud based IoT, achieving unmanned operation and automatic control of indicators;

1.6. Gas online infrared real-time monitoring system, self feedback control, realizing intelligent adjustment operation of equipment;

1.7. The device adopts a single-layer design, arranged close to industrial facilities, facilitating material flow and reducing power equipment.

1.8. The device has high durability, and the frame structure is made of aluminum alloy profiles, which have higher strength, are not easily deformed, are resistant to acid and alkali corrosion, have no dead zones, and are easy to clean;

Process parameters:

1. Dual drive stirring absorber, with a volume of 800ml, double-layer high borosilicate glass;

2. Mixing motor speed: DC brushless motor, power: 30-60W, digital stepless speed regulation;

3. Mass flow meter: measuring range of 0.5L/min, display accuracy of 1.5% FS;

4. Gas buffer tank: material: stainless steel 304, capacity 1L;

5. Digital differential pressure measurement: ± 2kPa, quantity: 2 pieces;

6. Temperature sensor: Pt100, display division of 0.1 ℃. Quantity: 1;

7. Constant temperature water bath: external circulation pump, temperature range -5-99 ℃, temperature control accuracy of 0.1 ℃.