DE1773777C3 - Einrichtung zur Geschwindigkeitsmessung an einem Strömungsmittelstrom - Google Patents
Einrichtung zur Geschwindigkeitsmessung an einem StrömungsmittelstromInfo
- Publication number
- DE1773777C3 DE1773777C3 DE1773777A DE1773777A DE1773777C3 DE 1773777 C3 DE1773777 C3 DE 1773777C3 DE 1773777 A DE1773777 A DE 1773777A DE 1773777 A DE1773777 A DE 1773777A DE 1773777 C3 DE1773777 C3 DE 1773777C3
- Authority
- DE
- Germany
- Prior art keywords
- crystal
- pulse
- axis
- pressure
- piezoelectric
- 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.)
- Expired
Links
- 239000012530 fluid Substances 0.000 title claims description 5
- 239000013078 crystal Substances 0.000 claims description 102
- 238000011144 upstream manufacturing Methods 0.000 claims description 7
- 239000002131 composite material Substances 0.000 claims description 3
- GLVAUDGFNGKCSF-UHFFFAOYSA-N mercaptopurine Chemical compound S=C1NC=NC2=C1NC=N2 GLVAUDGFNGKCSF-UHFFFAOYSA-N 0.000 claims 1
- 238000005259 measurement Methods 0.000 description 11
- 230000005284 excitation Effects 0.000 description 5
- 239000010453 quartz Substances 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000005192 partition Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000004952 Polyamide Substances 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 238000012937 correction Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 229920002647 polyamide Polymers 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000012549 training Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/66—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
- G01F1/662—Constructional details
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Geophysics And Detection Of Objects (AREA)
- Measuring Fluid Pressure (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US65478667A | 1967-07-20 | 1967-07-20 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE1773777A1 DE1773777A1 (de) | 1972-04-13 |
| DE1773777B2 DE1773777B2 (de) | 1973-08-16 |
| DE1773777C3 true DE1773777C3 (de) | 1974-03-14 |
Family
ID=24626234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE1773777A Expired DE1773777C3 (de) | 1967-07-20 | 1968-07-05 | Einrichtung zur Geschwindigkeitsmessung an einem Strömungsmittelstrom |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3469445A (OSRAM) |
| BE (1) | BE718212A (OSRAM) |
| DE (1) | DE1773777C3 (OSRAM) |
| FR (1) | FR1576056A (OSRAM) |
| GB (1) | GB1189555A (OSRAM) |
| NL (1) | NL6809601A (OSRAM) |
| SE (1) | SE351039B (OSRAM) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3575050A (en) * | 1968-12-04 | 1971-04-13 | Panametrics | Fluid flowmeter |
| US3771117A (en) * | 1972-03-01 | 1973-11-06 | Westinghouse Electric Corp | Transducer installation |
| NO174309C (no) * | 1987-04-24 | 1994-04-13 | Norske Stats Oljeselskap | Elektroakustisk transducer for anordning i et gassformig fluid, særlig for måling av strömningsghastigheten i et rör under eksplosjonsfarlige forhol |
| NO161882C (no) * | 1987-04-24 | 1989-10-04 | Norske Stats Oljeselskap | Med ultralyd arbeidende transduseranordning for maaling avstroemningshastigheten til et fluidum i et roer. |
| NO174643C (no) * | 1992-01-13 | 1994-06-08 | Jon Steinar Gudmundsson | Apparat og framgangsmåte for bestemmelse av strömningshastighet og gass/væske-forhold i flerefase-strömmer |
| FR2721398B1 (fr) * | 1994-06-21 | 1996-08-23 | Inst Francais Du Petrole | Procédé et dispositif pour surveiller par excitation périodique un flux de particules dans un conduit. |
| DE19634219C2 (de) * | 1996-08-24 | 2002-08-08 | Bombardier Transp Gmbh | Gelenkfahrzeug mit Faltenbalg, sowie Verfahren zur Montage und Demontage des Faltenbalgs |
| RU2589354C2 (ru) * | 2012-04-19 | 2016-07-10 | Сименс Акциенгезелльшафт | Многофазный расходомер |
| DE102016202802A1 (de) * | 2016-02-24 | 2017-08-24 | Continental Automotive Gmbh | Einlasstrakt für eine Brennkraftmaschine |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2413462A (en) * | 1942-07-30 | 1946-12-31 | Brush Dev Co | Transducer |
| US2949772A (en) * | 1954-12-10 | 1960-08-23 | Kritz Jack | Flowmeter |
| US2758663A (en) * | 1955-03-21 | 1956-08-14 | Benjamin L Snavely | Sound velocity measuring system |
| US3230766A (en) * | 1962-11-01 | 1966-01-25 | Gulton Ind Inc | Ultrasonic flowmeter |
| US3402306A (en) * | 1966-06-28 | 1968-09-17 | Gen Electric | Compensating means for a piezoelectric sensing element |
-
1967
- 1967-07-20 US US654786A patent/US3469445A/en not_active Expired - Lifetime
-
1968
- 1968-07-01 GB GB31301/68A patent/GB1189555A/en not_active Expired
- 1968-07-05 DE DE1773777A patent/DE1773777C3/de not_active Expired
- 1968-07-07 NL NL6809601A patent/NL6809601A/xx unknown
- 1968-07-17 FR FR1576056D patent/FR1576056A/fr not_active Expired
- 1968-07-18 SE SE09884/68A patent/SE351039B/xx unknown
- 1968-07-18 BE BE718212D patent/BE718212A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE718212A (OSRAM) | 1968-12-31 |
| GB1189555A (en) | 1970-04-29 |
| DE1773777B2 (de) | 1973-08-16 |
| FR1576056A (OSRAM) | 1969-07-25 |
| US3469445A (en) | 1969-09-30 |
| SE351039B (OSRAM) | 1972-11-13 |
| DE1773777A1 (de) | 1972-04-13 |
| NL6809601A (OSRAM) | 1969-01-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| E77 | Valid patent as to the heymanns-index 1977 | ||
| 8339 | Ceased/non-payment of the annual fee |