RU95122177A - DEVICE FOR MEASURING PURPOSE OF THE FLUID - Google Patents

DEVICE FOR MEASURING PURPOSE OF THE FLUID

Info

Publication number
RU95122177A
RU95122177A RU95122177/28A RU95122177A RU95122177A RU 95122177 A RU95122177 A RU 95122177A RU 95122177/28 A RU95122177/28 A RU 95122177/28A RU 95122177 A RU95122177 A RU 95122177A RU 95122177 A RU95122177 A RU 95122177A
Authority
RU
Russia
Prior art keywords
inlet
measuring
channel
section
measuring channel
Prior art date
Application number
RU95122177/28A
Other languages
Russian (ru)
Other versions
RU2122181C1 (en
Inventor
Рейманн Клаус
Танк Дитер
Концельманн Уве
Марберг Хеннинг
Original Assignee
Роберт Бош Гмбх
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from DE4407209A external-priority patent/DE4407209C2/en
Application filed by Роберт Бош Гмбх filed Critical Роберт Бош Гмбх
Publication of RU95122177A publication Critical patent/RU95122177A/en
Application granted granted Critical
Publication of RU2122181C1 publication Critical patent/RU2122181C1/en

Links

Claims (9)

1. Устройство для измерения массы протекающей среды, в частности массы впускного воздуха в двигателях внутреннего сгорания, с омываемым протекающей средой термочувствительным измерительным элементом, который установлен в измерительном канале устройства, простирающемся в осевом направлении из впускного отверстия измерительного канала к обходному каналу, в который протекающая среда втекает из измерительного канала и вытекает из выпускного отверстия обходного канала, отличающееся тем, что между входной плоскостью (55) впускного отверстия (36) измерительного канала (33) и центром тяжести поверхности (S) выпускного отверстия (46) обходного канала (34) предусмотрено небольшое осевое расстояние (a) или такое расстояние полностью отсутствует.1. A device for measuring the mass of the flowing medium, in particular the mass of the intake air in internal combustion engines, with a thermally sensitive measuring element washed by the flowing medium, which is installed in the measuring channel of the device, extending axially from the inlet of the measuring channel to the bypass channel into which the flowing the medium flows from the measuring channel and flows from the outlet of the bypass channel, characterized in that between the inlet plane (55) of the inlet I (36) of the measuring channel (33) and the surface center of gravity (S) of the exhaust openings (46) the bypass channel (34) provides a small axial distance (a) or such a distance is completely absent. 2. Устройство по п. 1, отличающееся тем, что ограниченное входной плоскостью (55) впускного отверстия (36) и центром тяжести поверхности (S) выпускного отверстия (46) осевое расстояние (а) составляет не более примерно 50% наименьшего размера (b) поперечного сечения впускного отверстия (36). 2. The device according to claim 1, characterized in that the axial distance (a) limited by the inlet plane (55) of the inlet (36) and the center of gravity of the surface (S) of the outlet (46) is not more than about 50% of the smallest size (b ) cross section of the inlet (36). 3. Устройство по п. 1, отличающееся тем, что устройство (1) содержит измерительную часть (17) в форме прямоугольного параллелепипеда. 3. The device according to claim 1, characterized in that the device (1) comprises a measuring part (17) in the form of a rectangular parallelepiped. 4. Устройство по п. 1, отличающееся тем, что впускное отверстие (36) измерительного канала (33) содержит прямоугольное поперечное сечение. 4. The device according to claim 1, characterized in that the inlet (36) of the measuring channel (33) contains a rectangular cross-section. 5. Устройство по п. 4, отличающееся тем, что измерительный канал (33) имеет поперечное сечение прямоугольной формы сужается в осевом направлении. 5. The device according to claim 4, characterized in that the measuring channel (33) has a rectangular cross section that is narrowed in the axial direction. 6. Устройство по п. 1, отличающееся тем, что выпускное отверстие (46) обходного канала (34) имеет поперечное сечение прямоугольной формы. 6. The device according to claim 1, characterized in that the outlet (46) of the bypass channel (34) has a rectangular cross-section. 7. Устройство по п. 1, отличающееся тем, что впускное отверстие (36) измерительного канала (33) имеет округленные кромочные поверхности (41). 7. The device according to claim 1, characterized in that the inlet (36) of the measuring channel (33) has rounded edge surfaces (41). 8. Устройство по п. 1, отличающееся тем, что измерительный элемент (20) выполнен в виде микромеханической детали. 8. The device according to claim 1, characterized in that the measuring element (20) is made in the form of a micromechanical part. 9. Устройство по п. 1, отличающееся тем, что устройство (1) выполнено в виде вставного узла. 9. The device according to claim 1, characterized in that the device (1) is made in the form of an insertion unit.
RU95122177A 1994-03-04 1995-02-15 Device for measuring of flowing medium mass RU2122181C1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEP4407209.0 1994-03-04
DE4407209A DE4407209C2 (en) 1994-03-04 1994-03-04 Device for measuring the mass of a medium flowing in a line

Publications (2)

Publication Number Publication Date
RU95122177A true RU95122177A (en) 1997-12-27
RU2122181C1 RU2122181C1 (en) 1998-11-20

Family

ID=6511852

Family Applications (1)

Application Number Title Priority Date Filing Date
RU95122177A RU2122181C1 (en) 1994-03-04 1995-02-15 Device for measuring of flowing medium mass

Country Status (7)

Country Link
EP (1) EP0697099B1 (en)
JP (2) JP3995103B2 (en)
KR (1) KR100327080B1 (en)
CN (1) CN1106569C (en)
DE (2) DE4407209C2 (en)
RU (1) RU2122181C1 (en)
WO (1) WO1995023955A1 (en)

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DE102007041109B4 (en) 2007-08-30 2009-07-09 Continental Automotive Gmbh Fluid mass meter
DE102008037206B4 (en) * 2008-08-11 2014-07-03 Heraeus Sensor Technology Gmbh 300 ° C-Flow Sensor
DE102008042153A1 (en) * 2008-09-17 2010-03-18 Robert Bosch Gmbh Sensor arrangement for determining a parameter of a fluid medium
DE102011051196B4 (en) 2011-06-20 2015-08-13 BBT Automotive Components GmbH Air flow sensor
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