JP5024686B2 - 液体レベルを求めるための多室超音波センサ - Google Patents
液体レベルを求めるための多室超音波センサ Download PDFInfo
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- JP5024686B2 JP5024686B2 JP2009523145A JP2009523145A JP5024686B2 JP 5024686 B2 JP5024686 B2 JP 5024686B2 JP 2009523145 A JP2009523145 A JP 2009523145A JP 2009523145 A JP2009523145 A JP 2009523145A JP 5024686 B2 JP5024686 B2 JP 5024686B2
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- 239000007788 liquid Substances 0.000 title claims description 73
- 238000005259 measurement Methods 0.000 claims description 48
- 238000002955 isolation Methods 0.000 claims description 15
- 239000003921 oil Substances 0.000 description 29
- 239000010705 motor oil Substances 0.000 description 4
- 239000002245 particle Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
Images
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
- G01F23/296—Acoustic waves
-
- 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
-
- 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
- G01F23/296—Acoustic waves
- G01F23/2962—Measuring transit time of reflected waves
-
- 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
- G01F23/32—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 using rotatable arms or other pivotable transmission elements
- G01F23/36—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 using rotatable arms or other pivotable transmission elements using electrically actuated indicating means
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Thermal Sciences (AREA)
- Acoustics & Sound (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Description
2 蓋
3 底
4 測定室
5 超音波送受信器
6 室
7 入口室
8 液体用流入兼流出口
9 隔離装置
10 ハウジング排気口
11 排気口
12 校正反射体
13 中間口
14 中間橋絡片
Claims (17)
- 液体レベルを求めるための超音波センサであって、
長く延びるハウジング(1)が蓋(2)及び底(3)を持ち、
ハウジング(1)内に設けられる測定室(4)内の液体が、測定室(4)外の液体と同じレベルを持ち、
超音波送受信器(5)が、ハウジング(1)内又は外で測定室(4)の範囲にある底(3)に設けられ、超音波送受信器から送信される音波信号が、液体の表面で反射し、超音波送受信器(5)により受信されて、信号伝搬時間から液体レベルを求め、
ハウジング(1)内で測定室(4)の横に、少なくとも1つの別の室(6,7)が、少なくとも部分的に測定室(4)の前又は少なくとも部分的に測定室(4)の周りに設けられ、最も外側の室が入口室(7)を形成し、これらの室(4,6,7)が互いに接続されているものにおいて、
少なくとも1つの室(6,7)が測定室(4)の周り又は前に設けられ、少なくとも1つの室(4,6,7)内に隔離装置(9)が設けられて、それぞれ液体用流入兼流出口(8)を通って1つの室(4,6,7)から次の室(4,6,7)へ至る経路上で液体の流れ方向を規定する
ことを特徴とする、超音波センサ。 - 入口室(7)及び測定室(4)が側方に、それぞれハウジング(1)の底(3)に近い高さに、液体用流入兼流出口(8)を持っていることを特徴とする、請求項1に記載の超音波センサ。
- 少なくとも1つのハウジング排気口(10)が、蓋(2)又は蓋(2)に近い高さにある入口室(7)の外側に設けられていることを特徴とする、請求項1又は2に記載の超音波センサ。
- 少なくとも測定室(4)の範囲で蓋(2)が閉じられていることを特徴とする、請求項1〜3の1つに記載の超音波センサ。
- 測定室(4)が、蓋(2)に近い高さの所で外側に、測定可能な最高液体レベルより上に少なくとも1つの排気口(11)を持っていることを特徴とする、請求項1〜4の1つに記載の超音波センサ。
- 測定室(4)内に、可能な最低液体レベルより下に、校正反射体(12)が設けられ、液体の表面と校正反射体(12)で反射される信号の伝搬時間比から、液体レベルが求められることを特徴とする、請求項1〜5の1つに記載の超音波センサ。
- 少なくとも1つの室(4,6,7)の横断面が円形又は方形であることを特徴とする、請求項1〜6の1つに記載の超音波センサ。
- 入口室(7)と測定室(4)との間に設けられる室(6)の外側が壁として形成され、これらの壁が、底(3)から最高でも測定可能な最低液体レベルのすぐ下の高さまで延びていることを特徴とする、請求項1〜7の1つに記載の超音波センサ。
- 入口室(7)と測定室(4)との間に設けられる室(6)の外側が底(3)から蓋(2)まで延び、この室(6)の外側で蓋(2)の近くに、少なくとも1つの排気口(11)が設けられ、測定室(4)に最も近い室(6)の外側に、底(3)と蓋(2)との間で測定可能な最低液体レベルより下の高さに、少なくとも1つの液体用流入兼流出口(8)が設けられていることを特徴とする、請求項1〜7の1つに記載の超音波センサ。
- 入口室(7)と測定室(4)との間に設けられている複数の室(6)の外側が、底(3)から少なくとも測定可能な最高液体レベルより上の高さまで延びる壁として形成され、これらの室(6)の外側が、ハウジング(1)の底(3)に近い高さの所に、それぞれ1つの液体用流入兼流出口(8)を持っていることを特徴とする、請求項1〜7の1つに記載の超音波センサ。
- 測定室(4)の方へ順次に続く液体用流入兼流出口(8)が互いにできるだけ大きく離れて位置するように、これらの流入兼流出口(8)が設けられていることを特徴とする、請求項10に記載の超音波センサ。
- 入口室(7)と測定室(4)との間に設けられる複数の室(6)の外側が、底(3)まで延び、これらの室(6)の外側が、ハウジング(1)の底(3)に近い高さの所にそれぞれ1つの液体用流入兼流出口(8)を持ち、蓋(2)の近くに排気口(11)を持っていることを特徴とする、請求項1〜7の1つに記載の超音波センサ。
- 測定室(4)の方へ順次に続く液体用流入兼流出口(8)が互いにできるだけ大きく離れて位置するように、これらの流入兼流出口(8)が設けられていることを特徴とする、請求項12に記載の超音波センサ。
- 隔離装置(9)が隔離橋絡片により実現されていることを特徴とする、請求項1に記載の超音波センサ。
- 順次に続く2つの室(4,6,7)の外側が少なくとも1個所で接触することにより、隔離装置(9)が実現されていることを特徴とする、請求項1に記載の超音波センサ。
- 各室(6,7)が少なくとも1つの中間橋絡片(14)を持ち、ハウジング(1)の底(3)に近い高さの所でこの中間橋絡片(9)に、液体の流入兼流出用中間口(13)が設けられていることを特徴とする、請求項1又は14又は15に記載の超音波センサ。
- 隔離装置(9)及び中間橋絡片(14)が測定可能な最高液体レベルより高いことを特徴とする、請求項1又は14又は15又は16に記載の超音波センサ。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102006033592.9 | 2006-07-18 | ||
DE102006033592 | 2006-07-18 | ||
DE102006039872.6 | 2006-08-25 | ||
DE102006039872 | 2006-08-25 | ||
PCT/DE2007/001287 WO2008009277A1 (de) | 2006-07-18 | 2007-07-18 | Mehrkammerultraschallsensor zur bestimmung eines flüssigkeitspegels |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2009544045A JP2009544045A (ja) | 2009-12-10 |
JP2009544045A5 JP2009544045A5 (ja) | 2010-07-08 |
JP5024686B2 true JP5024686B2 (ja) | 2012-09-12 |
Family
ID=38686618
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009523145A Active JP5024686B2 (ja) | 2006-07-18 | 2007-07-18 | 液体レベルを求めるための多室超音波センサ |
Country Status (7)
Country | Link |
---|---|
US (2) | US20090301187A1 (ja) |
EP (1) | EP2041530B1 (ja) |
JP (1) | JP5024686B2 (ja) |
KR (1) | KR101377623B1 (ja) |
CN (1) | CN101490515B (ja) |
DE (1) | DE112007001418A5 (ja) |
WO (1) | WO2008009277A1 (ja) |
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DE102008027969B4 (de) * | 2008-06-12 | 2017-11-02 | Hella Kgaa Hueck & Co. | Vorrichtung zum Erfassen eines Füllstands mit einem Dämpfungsbecher |
DE102009023211B4 (de) * | 2009-05-29 | 2021-09-16 | HELLA GmbH & Co. KGaA | Dämpfungsbecher |
DE102009036888B4 (de) * | 2009-05-29 | 2020-02-20 | HELLA GmbH & Co. KGaA | Dämpfungsbecher, Ölstandsmesseinrichtung mit einem solchen sowie Kraftfahrzeug mit einer solchen Ölstandsmesseinrichtung |
DE102010011490A1 (de) * | 2010-03-16 | 2011-09-22 | Hella Kgaa Hueck & Co. | Vorrichtung zur Messung verschäumter Medien |
DE102010011492A1 (de) * | 2010-03-16 | 2012-05-10 | Hella Kgaa Hueck & Co. | Vorrichtung zur Bestimmung eines Füllstandes |
DE102011008585A1 (de) * | 2011-01-14 | 2012-07-19 | Hella Kgaa Hueck & Co. | Vorrichtung zur Ermittlung eines Füllstandes eines Mediums |
DE102011087981A1 (de) * | 2011-12-08 | 2013-06-13 | Continental Automotive Gmbh | Füllstandssensor zur Erfassung des Füllstands einer Flüssigkeit in einem Behälter |
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DE102013016164B4 (de) * | 2013-09-30 | 2023-06-15 | HELLA GmbH & Co. KGaA | Vorrichtung zur Bestimmung eines Füllstands sowie Motor und Kraftfahrzeug mit einer derartigen Vorrichtung |
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DE102014009610A1 (de) | 2014-06-27 | 2015-12-31 | Hella Kgaa Hueck & Co. | Vorrichtung zur Messung eines Füllstands |
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DE102016003657A1 (de) * | 2016-03-30 | 2017-10-05 | Hella Kgaa Hueck & Co. | Vorrichtung zum Messen eines Füllstands einer Flüssigkeit |
DE102016217926A1 (de) * | 2016-09-19 | 2018-03-22 | Continental Automotive Gmbh | Füllstandsmessvorrichtung mit einem Messrohr und Abdeckvorrichtung für die Füllstandsmessvorrichtung |
DE102016118231A1 (de) | 2016-09-27 | 2018-03-29 | HELLA GmbH & Co. KGaA | Vorrichtung zum Messen eines Füllstands einer Flüssigkeit in einem Behälter |
US10801877B2 (en) * | 2017-12-01 | 2020-10-13 | The Boeing Company | Ultrasonic fluid measurement calibration probe |
CN109959429A (zh) * | 2017-12-26 | 2019-07-02 | 东莞正扬电子机械有限公司 | 一种超声波探测器及探测设备 |
EP3785009B1 (en) * | 2018-04-25 | 2023-08-09 | Shaw Development LLC | Housing for liquid sensor assembly comprising means for aeration mitigation |
CN112141647A (zh) * | 2019-06-28 | 2020-12-29 | 黄智渊 | 桶装物料的配送***及其操作方法 |
DE102020101854A1 (de) | 2020-01-15 | 2021-07-15 | HELLA GmbH & Co. KGaA | Vorrichtung zum Messen eines Füllstands einer Flüssigkeit |
EP3878654B1 (de) * | 2020-03-11 | 2022-03-30 | Heidelberger Druckmaschinen AG | Vorrichtung zum messen des pegels einer schaumbildenden tinte für eine tintendruckmaschine |
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-
2007
- 2007-07-18 DE DE200711001418 patent/DE112007001418A5/de not_active Withdrawn
- 2007-07-18 KR KR1020097003342A patent/KR101377623B1/ko active IP Right Grant
- 2007-07-18 JP JP2009523145A patent/JP5024686B2/ja active Active
- 2007-07-18 US US12/309,432 patent/US20090301187A1/en not_active Abandoned
- 2007-07-18 WO PCT/DE2007/001287 patent/WO2008009277A1/de active Application Filing
- 2007-07-18 CN CN2007800265405A patent/CN101490515B/zh active Active
- 2007-07-18 EP EP07785656.5A patent/EP2041530B1/de active Active
-
2012
- 2012-02-06 US US13/366,716 patent/US9121745B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
KR20090031474A (ko) | 2009-03-25 |
WO2008009277A1 (de) | 2008-01-24 |
EP2041530A1 (de) | 2009-04-01 |
US9121745B2 (en) | 2015-09-01 |
JP2009544045A (ja) | 2009-12-10 |
CN101490515A (zh) | 2009-07-22 |
US20120152015A1 (en) | 2012-06-21 |
KR101377623B1 (ko) | 2014-03-24 |
EP2041530B1 (de) | 2017-10-25 |
US20090301187A1 (en) | 2009-12-10 |
DE112007001418A5 (de) | 2009-04-02 |
CN101490515B (zh) | 2011-08-03 |
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