CN114674501B - 一种静态漏率测量装置及方法 - Google Patents
一种静态漏率测量装置及方法 Download PDFInfo
- Publication number
- CN114674501B CN114674501B CN202111607172.1A CN202111607172A CN114674501B CN 114674501 B CN114674501 B CN 114674501B CN 202111607172 A CN202111607172 A CN 202111607172A CN 114674501 B CN114674501 B CN 114674501B
- Authority
- CN
- China
- Prior art keywords
- stop valve
- collection system
- gas collection
- test piece
- leak
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000005259 measurement Methods 0.000 title claims abstract description 27
- 230000003068 static effect Effects 0.000 title claims abstract description 19
- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000012360 testing method Methods 0.000 claims abstract description 64
- 229910000986 non-evaporable getter Inorganic materials 0.000 claims abstract description 17
- 230000006641 stabilisation Effects 0.000 claims description 7
- 238000011105 stabilization Methods 0.000 claims description 7
- 239000007789 gas Substances 0.000 abstract description 72
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000011156 evaluation Methods 0.000 abstract description 2
- 238000007789 sealing Methods 0.000 abstract description 2
- 238000005086 pumping Methods 0.000 description 3
- 239000011261 inert gas Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 101001121408 Homo sapiens L-amino-acid oxidase Proteins 0.000 description 1
- 102100026388 L-amino-acid oxidase Human genes 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/20—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material
- G01M3/202—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material using mass spectrometer detection systems
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202111607172.1A CN114674501B (zh) | 2021-12-25 | 2021-12-25 | 一种静态漏率测量装置及方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202111607172.1A CN114674501B (zh) | 2021-12-25 | 2021-12-25 | 一种静态漏率测量装置及方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN114674501A CN114674501A (zh) | 2022-06-28 |
CN114674501B true CN114674501B (zh) | 2024-07-30 |
Family
ID=82071041
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202111607172.1A Active CN114674501B (zh) | 2021-12-25 | 2021-12-25 | 一种静态漏率测量装置及方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN114674501B (zh) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN204807285U (zh) * | 2015-07-27 | 2015-11-25 | 北京中科科美真空技术有限责任公司 | 一种超高灵敏度检漏设备 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102494741B (zh) * | 2011-12-04 | 2013-04-24 | 中国航天科技集团公司第五研究院第五一〇研究所 | 一种静态进样正压漏孔校准装置及方法 |
CN102928172B (zh) * | 2012-10-11 | 2015-09-30 | 卢耀文 | 一种将气体微流量校准下限延伸至10-14Pam3/s的系统及方法 |
CN104280198A (zh) * | 2014-09-12 | 2015-01-14 | 兰州空间技术物理研究所 | 一种采用静态离子流上升率比较法的极小漏率校准方法 |
CN105092187A (zh) * | 2015-07-13 | 2015-11-25 | 兰州空间技术物理研究所 | 一种极小真空漏率测量装置及方法 |
CN106226000B (zh) * | 2016-07-07 | 2019-01-01 | 中国科学院光电研究院 | 一种真空密封性能测量装置和方法 |
CN107036769B (zh) * | 2017-04-18 | 2019-01-08 | 中国工程物理研究院材料研究所 | 一种用于校准不同示漏气体真空漏孔漏率的系统及方法 |
CN112197912B (zh) * | 2020-10-10 | 2022-12-13 | 北京卫星环境工程研究所 | 一种检漏装置及检漏方法 |
-
2021
- 2021-12-25 CN CN202111607172.1A patent/CN114674501B/zh active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN204807285U (zh) * | 2015-07-27 | 2015-11-25 | 北京中科科美真空技术有限责任公司 | 一种超高灵敏度检漏设备 |
Also Published As
Publication number | Publication date |
---|---|
CN114674501A (zh) | 2022-06-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN105004479B (zh) | 基于标准压力测量的电离真空计和质谱计校准装置及方法 | |
CN108593216B (zh) | 一种便携式动态比较正压漏孔校准装置及方法 | |
CN102589809B (zh) | 一种便携式检漏仪校准系统及方法 | |
CN116398421B (zh) | 高真空泵抽速测试装置及其使用方法 | |
CN102052940B (zh) | 一种基于静态膨胀法真空标准的极小气体流量测量装置 | |
CN111189742B (zh) | 一种卷烟吸阻测定装置 | |
CN105092187A (zh) | 一种极小真空漏率测量装置及方法 | |
CN102589820B (zh) | 延伸定容法校准正压漏孔下限的系统及方法 | |
CN205157139U (zh) | 一种正压标准漏孔的漏率检测装置 | |
CN102944356B (zh) | 一种极高真空规校准装置及方法 | |
CN101995275A (zh) | 一种基于静态膨胀法真空标准的极小气体流量测量方法 | |
CN208060103U (zh) | 一种排气系统气体泄漏量检测装置 | |
CN109253781A (zh) | 节流式压差流量传感器的校准方法及校准系统 | |
CN111473833A (zh) | 一种容积替代法真空腔体容积测试系统及其测试方法 | |
CN104236813A (zh) | 一种基于静态累积衰减比较法的正压漏孔校准装置及方法 | |
CN108981866A (zh) | 一种基于航空发动机涡轮生产喷涂设备的气体流量校准系统及方法 | |
CN209166602U (zh) | 正压法气体流量标定装置 | |
CN114674501B (zh) | 一种静态漏率测量装置及方法 | |
CN218481212U (zh) | 不带氦气源的真空氦漏孔检测装置 | |
CN206710036U (zh) | 用于检测飞机空调管路的气密性的设备 | |
CN110243444B (zh) | 负压源装置、燃气表检定气路系统及检定方法 | |
CN210036906U (zh) | 一种负压源装置及燃气表检定气路系统 | |
CN115389120B (zh) | 不带氦气源的真空氦漏孔检测装置及方法 | |
CN113310626B (zh) | 真空计校准装置及校准方法 | |
CN207675368U (zh) | 一种溅射镀膜设备用真空计校正仪 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CB03 | Change of inventor or designer information | ||
CB03 | Change of inventor or designer information |
Inventor after: Cheng Yongjun Inventor after: Zhao Lan Inventor after: Sun Wenjun Inventor after: Chen Lian Inventor after: Dong Meng Inventor after: Ding Dong Inventor after: Zhang Ruifang Inventor after: Guan Baoguo Inventor before: Zhao Lan Inventor before: Cheng Yongjun Inventor before: Sun Wenjun Inventor before: Chen Lian Inventor before: Dong Meng Inventor before: Ding Dong Inventor before: Zhang Ruifang Inventor before: Guan Baoguo |