How much does the radiator performance test bench cost

The radiator performance wind tunnel test bench is suitable for testing the heat dissipation performance of radiators for automotive, tractor, and construction machinery engines, as well as fan coil units for hot air fans.

The air duct is designed according to the JB2293-78 (Test Method for Automobile and Tractor Air Ducts) standard, with reference to foreign standards.

1、 Experimental project:

1. Heat dissipation performance test

2. Air resistance test (referred to as wind resistance test)

3. Water flow resistance test (referred to as water resistance test)

2、 Composition of the computer measurement and control system for radiator duct test:

1. Cylinder for wind tunnel testing

2. Fan frequency conversion speed control system

3. Circulating water temperature control

4. Industrial computer measurement and control system

5. Electrical and Distribution

3、 Main performance indicators (for discussion and reference):

1. Fan speed: 3.0~15.0 meters per second (variable frequency speed regulation, PID control)

2. Circulating water flow rate: 0.2~15 m3/hour (variable frequency speed regulation, PID control)

3. Circulating water temperature: 50~95 ℃ (PID control)

4. Temperature measurement accuracy: 0.05 ℃

5. Pressure measurement accuracy: 0.1pa

6. Thermal balance error (average): ≤ 4%

7. Repetitive error (average): ≤ 4%

8. The largest front size of the experimental radiator is 800 * 800

9. Test radiator's smallest front size: 200 * 200

10. Environmental temperature: 5-35 ℃

11. Computer measurement and control system environmental temperature: 15-30 ℃

4、 Function and Features:

1. Choose ordinary fans, fan frequency conversion drive, stepless speed regulation, significant energy saving;

2. Variable frequency drive for circulating water pump, suitable for specimens of different specifications and models;

3. The gas and water measurement adopts a modular structure, synchronous measurement, and no time lag;

4. Collection method for inlet and outlet air temperature: Establish temperature field;

5. The synchronized measurement data includes:

● Inlet water temperature

● Outlet water temperature

● Flow rate of circulating water

● Inlet air temperature

● Air outlet temperature

● Airflow (wind speed)

● Water resistance

● Wind resistance

6. Calculate, organize, and describe the characteristic data, storage, and test reports of the heat dissipation performance of the radiator;