Photovoltaic modules hail impact testing machine
Component hail impact testing machine Applicable standards:
IEC61215, IEC61646, UL1703 standard requirements
Purpose: verify component hail impact resistance ability, make
artificially hockey is used for simulating the hail, and with
constant speed impact component, simulate the hail climate impact
on components.
Technical specifications:
1, the launcher
A, power supply, compressed air
B, pressure: 6 ~ 8 bar
C, ice hockey: manual single loading
D, the barrel length: about 940 mm
E, the barrel can be replaced
2, mobile positioning device
A, X axis movement distance: 2100 mm
B, Y axis mobile distance: 1000 mm
C, positioning accuracy of 1 mm or less
D, the impact area of 2000 x 1000 mm
E, guide way: high quality imported guide rail
F, driving way: imported servo motor + synchronous wheel
J, positioning control mode: PC control automatic positioning
3, speed measuring system and the principle
A, through the determination of ice hockey through infrared speed
measuring sensor, fetching infrared was interrupt time t at the
same time, according to the V = S/t calculate flight speed
B, speed measuring device with high precision infrared speed sensor
C, infrared velocity sensor precision is + / - 5%
D, fetching speed range 0 ~ 40 m/s
E, ice hockey speed: 23.0 m/s + / - 5%;27.2 m/s + / - 5%;30.7 m/s
plus or minus 5%
4, hockey preparation ways and mold
A, will be filled with water after ice hockey mould in the
refrigerator freezer, after being ice water cooling, separate mould
remove ice hockey, placed Yu Bingqiu tanks cold standby.
B, die not easy expansion deformation of the special material
C, lumen diameter 25 mm < 1%;35 mm < 1%;45 mm < 1%
D, exactly six ice hockey;With two sets of ice hockey mold
E, the mould cavity processing technology adopts high precision CNC
numerical control machine
F, ice hockey, 25 mm diameter < 5%;35 mm < 5%;45 mm < 5%
G, ice hockey, weight 7.53 g < 5%;20.7 g < 5%;43.9 g < 5%
H, refrigerator - 10 ℃
