Application:
To verify the adaptability and stability of the test equipment under high vacuum and low temperature condition.
Technical specification for Vacuum Vessel
| 1. Structural form | horizontal type |
| 2. Material | S30408 for shell, heads, flanges and internal parts; Q345B for reinforcing rib and skirt material |
| 3. Size of vacuum vessel | 6000mm(inner diameter) x 11000mm(straight barrel height) |
| 4. Total leakage rate | ≤4*10-6Pa.m3/s |
5. Anti-static, anti-oil, no magnetic or weak magnetic, no pollutants
6. The Gate opening mechanism adopts the lateral and flat opening mode of gantry suspension crane
7. The Gate weight is 20 tons, the maximum outer diameter is φ6940mm, the lateral stroke is 7000mm, the axial stroke is less than 100mm
8. Gate side, axial drive are motor drive, axial movement with encoder
Thermal precipitator
| 1. Structure | Fin tube type |
| 2. Material | S30408+T2 |
| 3. Temperature Range | -196oC~+150oC |
| 4. Low operating temperature | 100k±5oC |
| 5. Temperature uniformity | ±5oC |
| 6. Size | 5600mm(inner diameter)×11000mm(straight barrel height) |
| 7. Total leakage rate | ≤5×10-6Pa.L/S |
| 8. Black paint half ring emissivity | ≥0.9 |
9. Heat accumulation working pressure is not less than 0.8MPa
Nitrogen system
1. Medium: liquid nitrogen
2. Operating temperature ≤100k
3. Heat accumulation heat load 100kw
4. Realize open flow, empty tank cycle, one-way closed cycle, and can be switched freely
5. The heat sink of the gas-nitrogen system increased from 100k to 300k in 10 hours
Vacuum system
Equipped with vacuum pump, valve, pipe, instrument, etc
Monitoring system
Meet KM6000 control requirements