NO813907L - Fremgangsmaate og apparat til aa detektere lekkasje, henholdsvis smaa endringer i et vaeskenivaa - Google Patents
Fremgangsmaate og apparat til aa detektere lekkasje, henholdsvis smaa endringer i et vaeskenivaaInfo
- Publication number
- NO813907L NO813907L NO813907A NO813907A NO813907L NO 813907 L NO813907 L NO 813907L NO 813907 A NO813907 A NO 813907A NO 813907 A NO813907 A NO 813907A NO 813907 L NO813907 L NO 813907L
- Authority
- NO
- Norway
- Prior art keywords
- liquid
- tank
- support
- signal
- float device
- Prior art date
Links
- 238000005259 measurement Methods 0.000 title description 3
- 239000007788 liquid Substances 0.000 claims description 83
- 238000000034 method Methods 0.000 claims description 12
- 235000013405 beer Nutrition 0.000 claims description 7
- 230000011664 signaling Effects 0.000 claims description 6
- 229920006395 saturated elastomer Polymers 0.000 claims description 4
- 230000005670 electromagnetic radiation Effects 0.000 claims description 2
- 238000012544 monitoring process Methods 0.000 claims description 2
- 238000005188 flotation Methods 0.000 claims 2
- 239000000835 fiber Substances 0.000 description 16
- 239000003502 gasoline Substances 0.000 description 12
- 239000003550 marker Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 3
- 229920005372 Plexiglas® Polymers 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- CJOBVZJTOIVNNF-UHFFFAOYSA-N cadmium sulfide Chemical compound [Cd]=S CJOBVZJTOIVNNF-UHFFFAOYSA-N 0.000 description 2
- 229910052980 cadmium sulfide Inorganic materials 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 239000013307 optical fiber Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- QCUOBSQYDGUHHT-UHFFFAOYSA-L cadmium sulfate Chemical compound [Cd+2].[O-]S([O-])(=O)=O QCUOBSQYDGUHHT-UHFFFAOYSA-L 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
- G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
- G01F23/284—Electromagnetic waves
- G01F23/292—Light, e.g. infrared or ultraviolet
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/30—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats
- G01F23/64—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type without mechanical transmission elements
- G01F23/68—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type without mechanical transmission elements using electrically actuated indicating means
- G01F23/70—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type without mechanical transmission elements using electrically actuated indicating means for sensing changes in level only at discrete points
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/30—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats
- G01F23/76—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats characterised by the construction of the float
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Thermal Sciences (AREA)
- Level Indicators Using A Float (AREA)
- Examining Or Testing Airtightness (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US20860880A | 1980-11-20 | 1980-11-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO813907L true NO813907L (no) | 1982-05-21 |
Family
ID=22775247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO813907A NO813907L (no) | 1980-11-20 | 1981-11-18 | Fremgangsmaate og apparat til aa detektere lekkasje, henholdsvis smaa endringer i et vaeskenivaa |
Country Status (10)
| Country | Link |
|---|---|
| EP (2) | EP0052960B1 (de) |
| JP (1) | JPS57114820A (de) |
| BR (1) | BR8107472A (de) |
| CA (1) | CA1174869A (de) |
| DE (1) | DE3174140D1 (de) |
| DK (1) | DK513081A (de) |
| ES (2) | ES8304303A1 (de) |
| MX (1) | MX151798A (de) |
| NO (1) | NO813907L (de) |
| SE (1) | SE8106553L (de) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61205032U (de) * | 1985-06-13 | 1986-12-24 | ||
| FI93396C (fi) * | 1993-08-17 | 1995-03-27 | Petetronic Tmi P Kinnunen | Optinen menetelmä nesteen pinnankorkeuden mittaamiseksi |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR934118A (fr) * | 1946-10-02 | 1948-05-12 | Procédé et installation pour le jaugeage des liquides | |
| US3085434A (en) * | 1958-11-19 | 1963-04-16 | Texas Instruments Inc | Floating roof tank gauge |
| FR1236092A (fr) * | 1959-06-04 | 1960-07-15 | Transport Petrol Par Pipeline | Dispositif indicateur de niveau, en particulier pour mélanges de fluides de densités différentes |
| DE1225924B (de) * | 1963-08-24 | 1966-09-29 | Krohne Fa Ludwig | Leckanzeigeeinrichtung fuer Fluessigkeitslager-behaelter |
| US3580055A (en) * | 1968-10-25 | 1971-05-25 | Kent Moore Corp | Tank system tightness tester |
| US3805613A (en) * | 1971-07-29 | 1974-04-23 | L Stone | Liquid level indicator |
| US4186591A (en) * | 1978-11-27 | 1980-02-05 | Mooney Joseph R | Device for and method of detecting leaks in a liquid storage reservoir |
| DE3009549C2 (de) * | 1979-07-18 | 1987-01-15 | Walter 2000 Hamburg Nicolai | Einrichtung zur selbsttätigen Anzeige von Mengenänderungen in Flüssigkeitsbehältern |
| US4300388A (en) * | 1979-10-12 | 1981-11-17 | Sun Oil Company Of Pennsylvania | Method for leakage measurement |
-
1981
- 1981-10-23 CA CA000388612A patent/CA1174869A/en not_active Expired
- 1981-10-30 DE DE8181305193T patent/DE3174140D1/de not_active Expired
- 1981-10-30 EP EP81305193A patent/EP0052960B1/de not_active Expired
- 1981-10-30 EP EP85200108A patent/EP0168842A3/de not_active Withdrawn
- 1981-11-05 SE SE8106553A patent/SE8106553L/ not_active Application Discontinuation
- 1981-11-18 BR BR8107472A patent/BR8107472A/pt unknown
- 1981-11-18 NO NO813907A patent/NO813907L/no unknown
- 1981-11-19 ES ES507299A patent/ES8304303A1/es not_active Expired
- 1981-11-19 DK DK513081A patent/DK513081A/da not_active Application Discontinuation
- 1981-11-19 MX MX190200A patent/MX151798A/es unknown
- 1981-11-20 JP JP56186769A patent/JPS57114820A/ja active Pending
-
1982
- 1982-10-15 ES ES516547A patent/ES516547A0/es active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| BR8107472A (pt) | 1982-08-10 |
| ES507299A0 (es) | 1983-02-16 |
| DK513081A (da) | 1982-05-21 |
| ES8309006A1 (es) | 1983-10-01 |
| EP0052960A1 (de) | 1982-06-02 |
| JPS57114820A (en) | 1982-07-16 |
| CA1174869A (en) | 1984-09-25 |
| EP0168842A2 (de) | 1986-01-22 |
| MX151798A (es) | 1985-03-18 |
| DE3174140D1 (en) | 1986-04-24 |
| ES516547A0 (es) | 1983-10-01 |
| ES8304303A1 (es) | 1983-02-16 |
| SE8106553L (sv) | 1982-05-21 |
| EP0052960B1 (de) | 1986-03-19 |
| EP0168842A3 (de) | 1986-04-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4773265A (en) | Method for detecting leaks | |
| NO811865L (no) | Fremgangsmaate for lekkasjemaaling. | |
| NO811866L (no) | Foeler for lekkasjemaaling. | |
| US4078430A (en) | Dual liquid level indicating gauge | |
| US4453400A (en) | Leak detector | |
| EP0486604B1 (de) | Leckprüfsystem | |
| NO813907L (no) | Fremgangsmaate og apparat til aa detektere lekkasje, henholdsvis smaa endringer i et vaeskenivaa | |
| CN102252730B (zh) | 软体罐液位测量仪及其测量方法 | |
| US3401562A (en) | Material level indicator | |
| US3482447A (en) | Tank level gauge | |
| US3394590A (en) | Hydraulic system and liquid level sensing mechanism therefor | |
| US4630467A (en) | Leak detector | |
| GB2074316A (en) | Opto-electric Transducer | |
| US3279254A (en) | Liquid level gauge | |
| RU2064665C1 (ru) | Устройство для измерения уровня жидкости в резервуарах | |
| GB2215472A (en) | Asymmetrical displacement flowmeter | |
| DK162619B (da) | Indretning til indikering af vaeskemaengden i en beholder og beholder forsynet med en saadan indretning | |
| US3494194A (en) | Fluid quantity measuring device | |
| NO751953L (de) | ||
| SU1747926A1 (ru) | Оптический уровнемер | |
| WO2018129600A1 (pt) | Sonda de precisão para detecção de variação de nível ou presença de líquidos por luz no infravermelho ou luz visível | |
| SU817527A1 (ru) | Устройство дл определени плаву-чЕСТи ТЕл пРи пЕРЕМЕННОМ гидРОСТАТи-чЕСКОМ дАВлЕНии | |
| CA2172895C (en) | Water level indicator | |
| GB2533374A (en) | A gauge for indicating a height of a liquid | |
| RU1791721C (ru) | Устройство дл измерени уровн жидкости в герметичных резервуарах |