JPS5888634A - 管路の破裂検出装置 - Google Patents
管路の破裂検出装置Info
- Publication number
- JPS5888634A JPS5888634A JP18804781A JP18804781A JPS5888634A JP S5888634 A JPS5888634 A JP S5888634A JP 18804781 A JP18804781 A JP 18804781A JP 18804781 A JP18804781 A JP 18804781A JP S5888634 A JPS5888634 A JP S5888634A
- Authority
- JP
- Japan
- Prior art keywords
- pressure
- flow rate
- circuit
- output
- flow
- 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.)
- Granted
Links
- 230000009172 bursting Effects 0.000 title abstract description 3
- 238000001514 detection method Methods 0.000 claims abstract description 27
- 239000012530 fluid Substances 0.000 claims abstract description 16
- 239000002689 soil Substances 0.000 claims description 3
- 238000005070 sampling Methods 0.000 abstract description 25
- 230000003111 delayed effect Effects 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 5
- 230000003321 amplification Effects 0.000 description 4
- 238000003199 nucleic acid amplification method Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 241000167854 Bourreria succulenta Species 0.000 description 1
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
- 241000238413 Octopus Species 0.000 description 1
- 241000277269 Oncorhynchus masou Species 0.000 description 1
- 208000003251 Pruritus Diseases 0.000 description 1
- 206010041349 Somnolence Diseases 0.000 description 1
- 206010044565 Tremor Diseases 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 235000019693 cherries Nutrition 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000012173 estrus Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000010615 ring circuit Methods 0.000 description 1
- 235000015170 shellfish Nutrition 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D5/00—Protection or supervision of installations
- F17D5/02—Preventing, monitoring, or locating loss
- F17D5/06—Preventing, monitoring, or locating loss using electric or acoustic means
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Examining Or Testing Airtightness (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18804781A JPS5888634A (ja) | 1981-11-24 | 1981-11-24 | 管路の破裂検出装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18804781A JPS5888634A (ja) | 1981-11-24 | 1981-11-24 | 管路の破裂検出装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5888634A true JPS5888634A (ja) | 1983-05-26 |
| JPH0125413B2 JPH0125413B2 (enrdf_load_stackoverflow) | 1989-05-17 |
Family
ID=16216748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18804781A Granted JPS5888634A (ja) | 1981-11-24 | 1981-11-24 | 管路の破裂検出装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5888634A (enrdf_load_stackoverflow) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5261268A (en) * | 1991-03-14 | 1993-11-16 | Agency Of Industrial Science & Technology, Ministry Of International Trade & Industry | Gas leak detection system |
| US7418354B1 (en) * | 2004-03-23 | 2008-08-26 | Invensys Systems Inc. | System and method for leak detection based upon analysis of flow vectors |
-
1981
- 1981-11-24 JP JP18804781A patent/JPS5888634A/ja active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5261268A (en) * | 1991-03-14 | 1993-11-16 | Agency Of Industrial Science & Technology, Ministry Of International Trade & Industry | Gas leak detection system |
| US7418354B1 (en) * | 2004-03-23 | 2008-08-26 | Invensys Systems Inc. | System and method for leak detection based upon analysis of flow vectors |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0125413B2 (enrdf_load_stackoverflow) | 1989-05-17 |
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