真空状况 (5 月 15 日 8:00-16 日 8:00) 胡庆生 , 李高云 ( 白天 ) 李生发 ( 晚 )
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真空状况 (5 月 15 日 8:00-16 日 8:00) 胡庆生 , 李高云 ( 白天 ) 李生发 ( 晚 )
1, 全天内衬烘烤电流 30A, 9:00 内衬 1310C, 限制器 1510C.
2, 8:10 停感应烘烤 , 纵场开始励磁 .
3, 内真空 2 E -5 Pa ,外真空 7.2E -5 Pa
4, 7:40 开东西低温泵阀门 ( 东 3.3E -7 Pa 西 4.3E -7 Pa) 。
8:10 开 LH 低温泵阀门
8:20 停感应烘烤
8:30 试 He 充气 , 放电用 ( 南口 )
14:20 电网闪了一下 , 低温压机停 , 真空泵正常运转 , 外真空掉至
1.7-3Pa
15:15 内衬电流加至 50A
18:30 开始放电 , 内衬电流降到 40A,
Typical gas composition during baking from QMS, 05150837#
Total pressure (PKR251) PT = 5.5× 10-5Pa
P.P. = Partial Pressure
GasesM/e
H2
2D2/He
4H2O18
D2O/Ne20
CO/N2
28NO30
O2/C2D4
32Ar40
CO2
44Oil
P.P.(Pa)
6.4×10-6
8.6×10-7
7.5×10-6
1.8×10-7
2.5
×10-6
1.4×10-7
1.6×10-7
1×10-7
3×10-7
1.8×10-6
Percent(%)
32.2 4.3 37.5 0.9 12.7 0.7 0.8 0.5 1.5 9
Typical gas composition before plasma discharge from QMS, 05151000#
Total pressure (PKR251) PT = 2× 10-5Pa
P.P. = Partial Pressure
GasesM/e
H2
2D2/He
4H2O18
D2O/Ne20
CO/N2
28NO30
O2/C2D4
32Ar40
CO2
44Oil
P.P.(Pa)
6.3×10-6
3.8×10-7
2.8×10-6
1.6×10-7
2.8
×10-6
8.0×10-8
1.8×10-7
8.0×10-8
1.6×10-7
1.2×10-6
Percent(%)
31.5 1.9 43.8 0.8 13.5 0.4 0.9 0.4 0.8 6.1
Typical gas composition between shots from QMS, 05151400#
Total pressure (PKR251) PT = 2.1× 10-5Pa
P.P. = Partial Pressure
GasesM/e
H2
2D2/He
4H2O18
D2O/Ne20
CO/N2
28NO30
O2/C2D4
32Ar40
CO2
44Oil
P.P.(Pa)
9.6×10-6
7×10-6
2.4×10-6
1×10-7
1×10-6
6.3×10-8
4.2×10-8
4.2×10-8
2.1×10-7
2.1×10-7
Percent(%)
45.5 34 11.6 0.5 5.1 0.3 0.2 0.2 1 1
Typical gas composition between shots from QMS, 051511515#
Total pressure (PKR251) PT = 1.4× 10-5Pa
P.P. = Partial Pressure
GasesM/e
H2
2D2/He
4H2O18
D2O/Ne20
CO/N2
28NO30
O2/C2D4
32Ar40
CO2
44Oil
P.P.(Pa)
4.2×10-6
1.9×10-6
5.7×10-6
1.4×10-7
1.6×10-6
4.2×10-8
1.4×10-8
1.4×10-8
2.8×10-7
2.2×10-7
Percent(%)
30.313.3 40.4 1.0 11.6 0.3 0.1 0.1 1.2 1.6
Typical gas composition between shots from QMS, 05160330#
Total pressure (PKR251) PT = 2.4× 10-5Pa
P.P. = Partial Pressure
GasesM/e
H2
2D2/He
4H2O18
D2O/Ne20
CO/N2
28NO30
O2/C2D4
32Ar40
CO2
44Oil
P.P.(Pa)
6.8×10-6
1.3×10-5
2.6×10-6
1.2×10-7
9.3×10-6
2.4×10-7
2.4×10-8
2.4×10-8
3.1×10-7
7.2×10-8
Percent(%)
28.554.3 10.8 0.5 3.9 0.1 0.1 0.1 1.3 0.3
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