IEC61215 Photovoltaic Modules Hail Machine Impact Test Equipment Impact Tester Standards Testing IEC61646 UL1703

Technical specifications:

1. Launching device

a. The power source is compressed air of the air compressor

b. Air pressure: 6~8bar

c. Ice hockey pucks are manually single-shot loaded

d. The length of the barrel is about 940mm

e. The barrel can be replaced

2. a mobile positioning device

a. The X-axis moving distance is about 2100mm

b. The Y-axis moving distance is about 1000mm

C. Positioning accuracy≤1mm

d. Impact area 2000x1000mm

e. The guiding mode is a high-quality imported guide rail

f. The driving mode adopts imported servo motor + synchronous wheel

j. The positioning control mode is the automatic positioning of the upper computer control

3. Speed measurement system and principle

a. By measuring the time when the puck passes through the infrared velocity sensor, and at the same time grabbing the time t when the infrared rays are blocked, the speed of the puck is calculated according to V=S/t

b. The speedometer adopts high-precision infrared speed sensor

C. The accuracy of infrared speed sensor ±5%

d. The speed grasping range is 0~40m/s

e. Ice hockey speed: 25mm diameter puck speed 23.0m/s±5%

35mm diameter puck speed 27.2m/s±5%

Diameter 45mm puck speed 30.7m/s±5%

4. Ice hockey preparation method and mold

a. Fill the ice hockey mold with water and put it in the refrigerator freezer, and after the water cools and freezes, take out the ice hockey ball separately and place it in the ice hockey storage box for later use.

b. The mold is made of special material that is not easy to expand and deform

c. The diameter of the inner cavity is 25mm<1%; 35mm<1%; 45mm<1%

d. 6 pucks in one mold; At least 2 sets of molds in one specification

e. The mold cavity processing technology is processed by high-precision CNC machine tools

f. The diameter of the ice hockey puck is 25mm<5%; 35mm<5%; 45mm<5%

g. The weight of the ice hockey is 7.53g<5%; 20.7g<5%; 43.9g<5%

h. Refrigerator -10 °C