JP7657909B2 - 位置センサのための検出デバイス、及びそのような検出デバイスを備えた検出システム - Google Patents
位置センサのための検出デバイス、及びそのような検出デバイスを備えた検出システム Download PDFInfo
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- 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
- G01D5/204—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 mutual induction between two or more coils
- G01D5/2086—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 mutual induction between two or more coils by movement of two or more coils with respect to two or more other coils
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- 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
- G01D5/22—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 differentially influencing two coils
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/30—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring angles or tapers; for testing the alignment of axes
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Description
Claims (14)
- 一次巻線と、
前記一次巻線に誘導結合された複数の二次巻線を有する二次巻線回路と、を備える、位置センサのための検出デバイスであって、
前記複数の二次巻線は、各々がセンタータップ(M1;M2)を有する2つの正弦波コイル(220;320)として形成されている、検出デバイス。 - 前記一次巻線は、平面視で前記複数の二次巻線を取り囲む矩形コイルとして形成されている、請求項1に記載の検出デバイス。
- 前記複数の二次巻線は、互いに直列に配置された少なくとも2つの二次巻線の第1のサブセットと、互いに直列に配置された少なくとも2つの二次巻線の第2のサブセットとを含む、請求項1又は2に記載の検出デバイス。
- 前記第1のサブセットからの二次巻線と前記第2のサブセットからの二次巻線との間に電気的に接続された抵抗又はコンデンサをさらに備える、請求項3に記載の検出デバイス。
- 前記二次巻線回路は、前記第1のサブセットからの第1の二次巻線(222a,222b;322a,322b)と並列に電気的に接続された第1の抵抗と、前記第2のサブセットからの第1の二次巻線と並列に電気的に接続された第2の抵抗とをさらに備える、請求項3又は4に記載の検出デバイス。
- 前記一次巻線及び前記二次巻線回路は、プリント回路基板に組み込まれている、請求項1~5のいずれか1項に記載の検出デバイス。
- 少なくとも1つの一次巻線(110;402;502;602;702)と、
前記少なくとも1つの一次巻線(110;402;502;602;702)に誘導結合された複数の二次巻線(120a,120b;220;320;504;604;704)を有する二次巻線回路と、を備える、位置センサのための検出デバイス(100;410;510;610;710)であって、
前記複数の二次巻線(120a,120b;220;320;404;504;604;704)が、少なくとも2つの二次巻線の第1のサブセット(222a,222b;322a,322b;404a,404c;504a,504c;604a,604c;704a,704c)と、互いに直列に電気的に接続された少なくとも2つの二次巻線の第2のサブセット(404b,404d;504b,504d;604b,604d;704b,704d)を含み、
前記二次巻線回路は、第1の抵抗又はコンデンサ(408a~408d)をさらに備え、
前記第1の抵抗又は前記コンデンサ(408a~408d)は、前記第1のサブセットからの二次巻線と前記第2のサブセットからの二次巻線との間に電気的に接続されるか、又は前記第1のサブセット若しくは前記第2のサブセットからの第1の二次巻線と並列に電気的に接続され、
前記複数の二次巻線は、センタータップ(M1;M2)を各々が有する2つの正弦波コイル(220;320)として形成されており、
前記一次巻線が1つのみ設けられており、当該一次巻線は矩形コイルとして形成され、平面視で前記二次巻線を囲む、検出デバイス(100;410;510;610;710)。 - 前記少なくとも1つの一次巻線及び前記二次巻線回路は、プリント回路基板内に組み込まれている、請求項7に記載の検出デバイス。
- 前記一次巻線(502)の数と前記二次巻線(504)の数とが同じであり、前記プリント回路基板(501)において、各前記一次巻線(502)が1つの前記二次巻線(504)に割り当てられている、請求項8に記載の検出デバイス(510)。
- 前記二次巻線回路が、2つの他の二次巻線の間に配置された追加の抵抗又は追加のコンデンサをさらに備え、
前記2つの他の二次巻線の一方が前記第1のサブセットからのものであり、他方が前記第2のサブセットからのものである、請求項7~9のいずれか1項に記載の検出デバイス(100;410;510;610;710)。 - 前記一次巻線又は前記少なくとも1つの一次巻線に対して、各前記サブセット内の前記二次巻線は、前記検出デバイスの動作中に各前記サブセットから差分信号を提供するように、前記二次巻線回路内に配置され接続される、請求項7~10のいずれか1項に記載の検出デバイス。
- 各前記第1及び第2のサブセット中の前記二次巻線は、各前記サブセット内において直列に配置され、互いに逆の巻きの向きを有し、各前記サブセットから差分信号を提供する、請求項3~11のいずれか1項に記載の検出デバイス。
- 前記複数の二次巻線は、互いに直列に配置された少なくとも2つの二次巻線の第1のサブセットと、互いに直列に配置された少なくとも2つの二次巻線の第2のサブセットとを含み、
前記二次巻線回路が、第1のコンデンサと第2のコンデンサとをさらに備え、
前記第1のコンデンサが前記第1のサブセットからの第2の二次巻線と並列に配置され、
前記第2のコンデンサが前記第2のサブセットからの第2の二次巻線と並列に配置される、請求項3~12のいずれか1項に記載の検出デバイス(100;410;510;610;710)。 - 請求項1~13のいずれか1項に記載の検出デバイスと、
前記検出デバイスに対して回転可能に配置されたセンサ素子と、を備え、
前記センサ素子が、導電性材料で形成されたセンサ構造を含む、検出システム。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102020209601.5A DE102020209601A1 (de) | 2020-07-30 | 2020-07-30 | Erfassungsvorrichtung für einen Lagegeber und Erfassungssystem mit einer solchen Erfassungsvorrichtung |
| DE102020209601.5 | 2020-07-30 | ||
| PCT/EP2021/071452 WO2022023550A2 (de) | 2020-07-30 | 2021-07-30 | Erfassungsvorrichtung für einen lagegeber und erfassungssystem mit einer solchen erfassungsvorrichtung |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2023536824A JP2023536824A (ja) | 2023-08-30 |
| JP7657909B2 true JP7657909B2 (ja) | 2025-04-07 |
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| JP2023505873A Active JP7657909B2 (ja) | 2020-07-30 | 2021-07-30 | 位置センサのための検出デバイス、及びそのような検出デバイスを備えた検出システム |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20230304831A1 (ja) |
| EP (1) | EP4189331A2 (ja) |
| JP (1) | JP7657909B2 (ja) |
| KR (1) | KR20230042375A (ja) |
| CN (1) | CN116507884A (ja) |
| DE (1) | DE102020209601A1 (ja) |
| WO (1) | WO2022023550A2 (ja) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102020203275A1 (de) * | 2020-03-13 | 2021-09-16 | Robert Bosch Gesellschaft mit beschränkter Haftung | Induktive Rotorlagesensoreinrichtung, Antriebseinrichtung |
| EP4187208B1 (de) | 2021-11-24 | 2025-10-29 | ABB Schweiz AG | Anordnung und verfahren zur positionserfassung mit fehlererkennung mit einem lagegeber |
| US12320638B2 (en) * | 2022-10-17 | 2025-06-03 | Cts Corporation | Reduced offset error configuration for a rotary inductive sensor |
| US20240192030A1 (en) * | 2022-12-07 | 2024-06-13 | Massachusetts Institute Of Technology | Position sensor for bearingless slice motors |
| GB2634071A (en) * | 2023-09-28 | 2025-04-02 | Evolito Ltd | Inductive sensor system |
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- 2020-07-30 DE DE102020209601.5A patent/DE102020209601A1/de not_active Withdrawn
-
2021
- 2021-07-30 US US18/018,477 patent/US20230304831A1/en active Pending
- 2021-07-30 WO PCT/EP2021/071452 patent/WO2022023550A2/de not_active Ceased
- 2021-07-30 JP JP2023505873A patent/JP7657909B2/ja active Active
- 2021-07-30 KR KR1020237007323A patent/KR20230042375A/ko active Pending
- 2021-07-30 CN CN202180058945.7A patent/CN116507884A/zh active Pending
- 2021-07-30 EP EP21754780.1A patent/EP4189331A2/de active Pending
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| EP1496339A2 (de) | 2003-07-09 | 2005-01-12 | Bayerische Motoren Werke Aktiengesellschaft | Induktiver Drehwinkelsensor |
| JP2005043140A (ja) | 2003-07-25 | 2005-02-17 | Minebea Co Ltd | 回転角センサー |
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Also Published As
| Publication number | Publication date |
|---|---|
| DE102020209601A1 (de) | 2022-02-03 |
| KR20230042375A (ko) | 2023-03-28 |
| EP4189331A2 (de) | 2023-06-07 |
| CN116507884A (zh) | 2023-07-28 |
| WO2022023550A2 (de) | 2022-02-03 |
| WO2022023550A3 (de) | 2022-04-07 |
| JP2023536824A (ja) | 2023-08-30 |
| US20230304831A1 (en) | 2023-09-28 |
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