DE10131453A1 - Verfahren und Schaltungsanordnung zur Detektion eines aus einem ferromagnetischen Material bestehenden Elements - Google Patents
Verfahren und Schaltungsanordnung zur Detektion eines aus einem ferromagnetischen Material bestehenden ElementsInfo
- Publication number
- DE10131453A1 DE10131453A1 DE10131453A DE10131453A DE10131453A1 DE 10131453 A1 DE10131453 A1 DE 10131453A1 DE 10131453 A DE10131453 A DE 10131453A DE 10131453 A DE10131453 A DE 10131453A DE 10131453 A1 DE10131453 A1 DE 10131453A1
- Authority
- DE
- Germany
- Prior art keywords
- sensor
- coil
- comparator
- inductance
- voltage
- 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.)
- Withdrawn
Links
- 238000002485 combustion reaction Methods 0.000 title description 3
- 230000005294 ferromagnetic effect Effects 0.000 title description 3
- 238000000034 method Methods 0.000 claims abstract description 15
- 239000003302 ferromagnetic material Substances 0.000 claims description 14
- 238000001514 detection method Methods 0.000 claims description 7
- 230000000630 rising effect Effects 0.000 description 6
- 230000001939 inductive effect Effects 0.000 description 5
- 230000005291 magnetic effect Effects 0.000 description 5
- 238000011156 evaluation Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005352 clarification Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
- H03K17/945—Proximity switches
- H03K17/95—Proximity switches using a magnetic detector
- H03K17/952—Proximity switches using a magnetic detector using inductive coils
- H03K17/9525—Proximity switches using a magnetic detector using inductive coils controlled by an oscillatory signal
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
- G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
- G01D5/20—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature
- G01D5/2006—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the self-induction of one or more coils
- G01D5/2013—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the self-induction of one or more coils by a movable ferromagnetic element, e.g. a core
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/42—Devices characterised by the use of electric or magnetic means
- G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
- G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
- G01P3/481—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals
- G01P3/488—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals delivered by variable reluctance detectors
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10131453A DE10131453A1 (de) | 2001-06-29 | 2001-06-29 | Verfahren und Schaltungsanordnung zur Detektion eines aus einem ferromagnetischen Material bestehenden Elements |
IT2002MI001413A ITMI20021413A1 (it) | 2001-06-29 | 2002-06-26 | Procedimento e disposizione circuitale atti al rilevamento di un elemento consistente in un materiale ferromagnetico |
JP2002185976A JP2003042804A (ja) | 2001-06-29 | 2002-06-26 | 強磁性材料から成る構成部材を検出するための方法および回路装置 |
FR0208067A FR2826722A1 (fr) | 2001-06-29 | 2002-06-28 | Procede et circuit de detection d'un element en matiere ferromagnetique |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10131453A DE10131453A1 (de) | 2001-06-29 | 2001-06-29 | Verfahren und Schaltungsanordnung zur Detektion eines aus einem ferromagnetischen Material bestehenden Elements |
Publications (1)
Publication Number | Publication Date |
---|---|
DE10131453A1 true DE10131453A1 (de) | 2003-01-09 |
Family
ID=7689945
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE10131453A Withdrawn DE10131453A1 (de) | 2001-06-29 | 2001-06-29 | Verfahren und Schaltungsanordnung zur Detektion eines aus einem ferromagnetischen Material bestehenden Elements |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP2003042804A (ja) |
DE (1) | DE10131453A1 (ja) |
FR (1) | FR2826722A1 (ja) |
IT (1) | ITMI20021413A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10350000A1 (de) * | 2003-10-28 | 2005-06-02 | Jäger, Robert, Dr.-Ing. | Magnetfeldtranisitor (MFT) |
CN111684288A (zh) * | 2018-02-09 | 2020-09-18 | 克诺尔商用车制动系统有限公司 | 用于借助电感式速度传感器确定速度的方法和装置 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020073603A1 (zh) * | 2018-10-11 | 2020-04-16 | 东南大学 | 一种基于电容式向心力测量的lc式转速传感器 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4339953A (en) * | 1980-08-29 | 1982-07-20 | Aisin Seiki Company, Ltd. | Position sensor |
GB8432438D0 (en) * | 1984-12-21 | 1985-02-06 | De La Rue Syst | Sensing sheets |
US5247253A (en) * | 1990-11-09 | 1993-09-21 | Curtis Instruments, Inc. | Eddy current proximity sensing means and method useful for determining throttle position |
-
2001
- 2001-06-29 DE DE10131453A patent/DE10131453A1/de not_active Withdrawn
-
2002
- 2002-06-26 JP JP2002185976A patent/JP2003042804A/ja active Pending
- 2002-06-26 IT IT2002MI001413A patent/ITMI20021413A1/it unknown
- 2002-06-28 FR FR0208067A patent/FR2826722A1/fr active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10350000A1 (de) * | 2003-10-28 | 2005-06-02 | Jäger, Robert, Dr.-Ing. | Magnetfeldtranisitor (MFT) |
CN111684288A (zh) * | 2018-02-09 | 2020-09-18 | 克诺尔商用车制动系统有限公司 | 用于借助电感式速度传感器确定速度的方法和装置 |
US11378585B2 (en) | 2018-02-09 | 2022-07-05 | Knorr-Bremse Systeme Fuer Nutzfahrzeuge Gmbh | Method and device for determining a speed by means of an inductive speed sensor |
Also Published As
Publication number | Publication date |
---|---|
ITMI20021413A1 (it) | 2003-12-29 |
ITMI20021413A0 (it) | 2002-06-26 |
FR2826722A1 (fr) | 2003-01-03 |
JP2003042804A (ja) | 2003-02-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8139 | Disposal/non-payment of the annual fee |