JPS6472025A - Vapor leak monitoring device - Google Patents
Vapor leak monitoring deviceInfo
- Publication number
- JPS6472025A JPS6472025A JP22858687A JP22858687A JPS6472025A JP S6472025 A JPS6472025 A JP S6472025A JP 22858687 A JP22858687 A JP 22858687A JP 22858687 A JP22858687 A JP 22858687A JP S6472025 A JPS6472025 A JP S6472025A
- Authority
- JP
- Japan
- Prior art keywords
- frequency components
- total power
- vibration
- power level
- set values
- 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.)
- Pending
Links
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
- G01M3/24—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using infrasonic, sonic, or ultrasonic vibrations
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP22858687A JPS6472025A (en) | 1987-09-14 | 1987-09-14 | Vapor leak monitoring device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP22858687A JPS6472025A (en) | 1987-09-14 | 1987-09-14 | Vapor leak monitoring device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6472025A true JPS6472025A (en) | 1989-03-16 |
Family
ID=16878685
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP22858687A Pending JPS6472025A (en) | 1987-09-14 | 1987-09-14 | Vapor leak monitoring device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6472025A (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07325005A (ja) * | 1994-09-12 | 1995-12-12 | Toshiba Corp | 湿分分離加熱器チューブリーク検知装置および音響センサ保持装置 |
JPH08508808A (ja) * | 1993-03-29 | 1996-09-17 | インゲンヤルスフィルマ、ウルトラック、アクチボラグ | 導管網中の漏れ箇所の特定装置および方法 |
WO2015145972A1 (ja) * | 2014-03-26 | 2015-10-01 | 日本電気株式会社 | 欠陥分析装置、欠陥分析方法および記憶媒体 |
-
1987
- 1987-09-14 JP JP22858687A patent/JPS6472025A/ja active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08508808A (ja) * | 1993-03-29 | 1996-09-17 | インゲンヤルスフィルマ、ウルトラック、アクチボラグ | 導管網中の漏れ箇所の特定装置および方法 |
JPH07325005A (ja) * | 1994-09-12 | 1995-12-12 | Toshiba Corp | 湿分分離加熱器チューブリーク検知装置および音響センサ保持装置 |
WO2015145972A1 (ja) * | 2014-03-26 | 2015-10-01 | 日本電気株式会社 | 欠陥分析装置、欠陥分析方法および記憶媒体 |
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