JP2016200514A5 - - Google Patents
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- JP2016200514A5 JP2016200514A5 JP2015081261A JP2015081261A JP2016200514A5 JP 2016200514 A5 JP2016200514 A5 JP 2016200514A5 JP 2015081261 A JP2015081261 A JP 2015081261A JP 2015081261 A JP2015081261 A JP 2015081261A JP 2016200514 A5 JP2016200514 A5 JP 2016200514A5
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- rotating body
- signal
- rotational speed
- rotation
- rotation sensor
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- 230000000875 corresponding Effects 0.000 claims 15
- 230000005540 biological transmission Effects 0.000 claims 9
- 238000005259 measurement Methods 0.000 claims 4
- 230000000630 rising Effects 0.000 claims 4
- 230000001264 neutralization Effects 0.000 claims 2
- 230000001276 controlling effect Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 claims 1
- 238000006073 displacement reaction Methods 0.000 claims 1
Claims (15)
前記回転体の前記凹凸を検出し、前記凹凸に応じた第２の信号を出力する第２の回転センサと、
前記第１の回転センサと前記第２の回転センサの距離、及び前記第１の信号と前記第２の信号の位相差に基づいて、前記回転体の回転速度を計算する第１の計算部を有する制御装置と、
を備えることを特徴とする回転速度計測装置。 A first rotation sensor that detects irregularities of the rotating body and outputs a first signal corresponding to the irregularities;
A second rotation sensor that detects the unevenness of the rotating body and outputs a second signal corresponding to the unevenness;
A first calculator that calculates a rotational speed of the rotating body based on a distance between the first rotation sensor and the second rotation sensor and a phase difference between the first signal and the second signal; A control device comprising:
A rotational speed measuring device comprising:
前記第１及び第２の回転センサは、
前記回転体の１つの径に対して平行となるように配置される
ことを特徴とする回転速度計測装置。 The rotational speed measuring device according to claim 1,
The first and second rotation sensors are
The rotational speed measuring device is arranged so as to be parallel to one diameter of the rotating body.
前記第１及び第２の回転センサは、
前記回転体の回転の中心に対して回転対称となるように配置される
ことを特徴とする回転速度計測装置。 The rotational speed measuring device according to claim 1,
The first and second rotation sensors are
The rotational speed measuring device is arranged so as to be rotationally symmetric with respect to the center of rotation of the rotating body.
前記第１の回転センサと前記第２の回転センサの距離は、
前記回転体の凸部又は凹部の周方向の幅より小さい
ことを特徴とする回転速度計測装置。 The rotational speed measuring device according to claim 1,
The distance between the first rotation sensor and the second rotation sensor is:
The rotational speed measuring device characterized by being smaller than the circumferential width of the convex portion or concave portion of the rotating body.
前記制御装置は、
前記第１〜第２の信号のうちの一方に基づいて前記回転体の回転速度を計算する第２の計算部をさらに有し、
前記第１の計算部は、
前記第２の計算部によって計算された前記回転体の回転速度が所定の閾値以下の場合、前記第１の回転センサと前記第２の回転センサの距離、及び前記第１の信号と前記第２の信号の位相差に基づいて、前記回転体の回転速度を計算する
ことを特徴とする回転速度計測装置。 The rotational speed measuring device according to claim 1,
The controller is
A second calculator that calculates a rotational speed of the rotating body based on one of the first to second signals;
The first calculation unit includes:
When the rotation speed of the rotating body calculated by the second calculation unit is equal to or less than a predetermined threshold, the distance between the first rotation sensor and the second rotation sensor, the first signal, and the second A rotation speed measuring device that calculates a rotation speed of the rotating body based on a phase difference of the signal.
前記制御装置は、
前記回転体の回転速度に基づいて車載装置を制御する装置制御部を有する
ことを特徴とする回転速度計測装置。 The rotational speed measuring device according to claim 1,
The controller is
A rotation speed measurement device comprising: a device control unit that controls an in-vehicle device based on a rotation speed of the rotating body.
前記第１及び第２の信号は、パルス信号であり、
前記制御装置は、
前記第１の信号の１つのパルスの立ち上がりからこれに対応する前記第２の信号の１つのパルスの立ち上がりまでの第１の期間、及び前記第１の信号の前記１つのパルスの立ち下がりからこれに対応する前記第２の信号の前記１つのパルスの立ち下がりまでの第２の期間に基づいて、前記回転体の回転速度の増減を判定する回転速度増減判定部をさらに有し、
前記装置制御部は、
前記回転速度増減判定部によって判定された前記回転体の回転速度の増減に基づいて前記車載装置を制御する
を備えることを特徴とする回転速度計測装置。 The rotational speed measurement device according to claim 6,
The first and second signals are pulse signals;
The controller is
A first period from the rising edge of one pulse of the first signal to the rising edge of the corresponding one pulse of the second signal, and the falling edge of the one pulse of the first signal. A rotation speed increase / decrease determination unit that determines increase / decrease in the rotation speed of the rotating body based on a second period until the fall of the one pulse of the second signal corresponding to
The device controller is
A rotational speed measuring device comprising: controlling the in-vehicle device based on increase / decrease in rotational speed of the rotating body determined by the rotational speed increase / decrease determination unit.
前記第１及び第２の信号は、パルス信号であり、
前記制御装置は、
前記制御装置とは別のデバイスから前記回転体の回転速度に応じた出力信号を受信する受信部と、
前記回転体が回転していることを示す前記出力信号が入力され、前記第１の信号が一定値であり、かつ、前記第２の信号が前記回転体の凹凸に対応するパルスを含む場合、第１の故障であると判定する故障判定部と、
前記第２の信号に基づいて、前記回転体の回転速度を計算する第３の計算部と、をさらに有し、
前記装置制御部は、
前記第１の故障であると判定された場合、前記第３の計算部によって計算された前記回転体の回転速度に基づいて前記車載装置を制御する
ことを特徴とする回転速度計測装置。 The rotational speed measurement device according to claim 6,
The first and second signals are pulse signals;
The controller is
A receiving unit that receives an output signal corresponding to a rotation speed of the rotating body from a device different from the control device;
When the output signal indicating that the rotating body is rotating is input, the first signal is a constant value, and the second signal includes a pulse corresponding to the unevenness of the rotating body, A failure determination unit that determines that the failure is a first failure;
A third calculator that calculates the rotational speed of the rotating body based on the second signal;
The device controller is
When it is determined that the first failure has occurred, the in-vehicle device is controlled based on the rotation speed of the rotating body calculated by the third calculation unit.
前記制御装置は、
前記出力信号に基づいて、前記回転体の回転速度を計算する第４の計算部をさらに有し、
前記故障判定部は、
前記回転体が回転していることを示す前記出力信号が入力され、前記第１の信号が一定値であり、かつ、前記第２の信号が一定値である場合、第２の故障であると判定し、
前記装置制御部は、
前記第２の故障であると判定された場合、前記第４の計算部によって計算された前記回転体の回転速度に基づいて前記車載装置を制御する
ことを特徴とする回転速度計測装置。 The rotational speed measuring device according to claim 8,
The controller is
A fourth calculator for calculating a rotation speed of the rotating body based on the output signal;
The failure determination unit
When the output signal indicating that the rotating body is rotating is input, the first signal is a constant value, and the second signal is a constant value, it is a second failure. Judgment,
The device controller is
When it is determined that the second failure has occurred, the in-vehicle device is controlled based on the rotation speed of the rotating body calculated by the fourth calculation unit.
前記回転体は、歯車であり、
前記第１及び第２の信号は、パルス信号であり、
前記第１の回転センサと前記第２の回転センサの距離をｄ、前記歯車の歯先円半径をｒ、前記歯車の１つの歯に対応する前記第１の信号のパルスと前記１つの歯に対応する前記第２の信号のパルスの位相差をｔ１とする場合において、
前記第１の計算部は、
前記歯車が１周に要する時間を式（2π・r・t1）／dを用いて計算し、計算した時間から前記回転体の回転速度を計算する
ことを特徴とする回転速度計測装置。 The rotational speed measuring device according to claim 1,
The rotating body is a gear;
The first and second signals are pulse signals;
The distance between the first rotation sensor and the second rotation sensor is d, the tooth tip circle radius of the gear is r, the pulse of the first signal corresponding to one tooth of the gear and the one tooth. In the case where the phase difference of the corresponding pulse of the second signal is t1,
The first calculation unit includes:
A rotational speed measuring device, wherein the time required for one rotation of the gear is calculated using the formula (2π · r · t1) / d, and the rotational speed of the rotating body is calculated from the calculated time.
前記位相差ｔ１は、
前記歯車の１つの歯に対応する前記第１の信号のパルスの立ち上がりから前記１つの歯に対応する前記第２の信号のパルスの立ち上がりまでの期間、又は、
前記歯車の１つの歯に対応する前記第１の信号のパルスの立ち下がりから前記１つの歯に対応する前記第２の信号のパルスの立ち下がりまでの期間である
ことを特徴とする回転速度計測装置。 The rotational speed measuring device according to claim 10,
The phase difference t1 is
A period from a rising edge of the pulse of the first signal corresponding to one tooth of the gear to a rising edge of the pulse of the second signal corresponding to the one tooth; or
Rotational speed measurement characterized by a period from a fall of the pulse of the first signal corresponding to one tooth of the gear to a fall of the pulse of the second signal corresponding to the one tooth apparatus.
前記変速機の出力軸に固定され、凹凸が形成された回転体と、
前記回転体の凹凸を検出し、前記凹凸に応じた第１の信号を出力する第１の回転センサと、
前記回転体の前記凹凸を検出し、前記凹凸に応じた第２の信号を出力する第２の回転センサと、
前記第１の回転センサと前記第２の回転センサの距離、及び前記第１の信号と前記第２の信号の位相差に基づいて、前記出力軸の回転速度を計算する第１の計算部、前記変速機の入力軸と前記変速機の出力軸の回転速度の比から変速比を計算する変速比計算部、及び前記変速比計算部によって計算された変速比に基づいて、前記アクチュエータを制御するアクチュエータ制御部を有する制御装置と、
を備えることを特徴とする変速機制御システム。 A transmission that changes the gear ratio according to the amount of displacement of the actuator;
A rotating body fixed to the output shaft of the transmission and having irregularities formed thereon;
A first rotation sensor that detects irregularities of the rotating body and outputs a first signal corresponding to the irregularities;
A second rotation sensor that detects the unevenness of the rotating body and outputs a second signal corresponding to the unevenness;
A first calculation unit for calculating a rotation speed of the output shaft based on a distance between the first rotation sensor and the second rotation sensor and a phase difference between the first signal and the second signal; A gear ratio calculation unit that calculates a gear ratio from a ratio of rotational speeds of the input shaft of the transmission and the output shaft of the transmission, and the actuator is controlled based on the gear ratio calculated by the gear ratio calculation unit A control device having an actuator controller;
A transmission control system comprising:
前記制御装置は、
前記第１の計算部によって計算された前記出力軸の回転速度から車両のずり下がりを検知するずり下がり検知部をさらに有する
ことを特徴とする変速機制御システム。 The transmission control system according to claim 12,
The controller is
Transmission control system further comprising a first slip-down detection unit detects the calculated slip-down of the rotational speed or al vehicles both of the output shaft by the calculation unit.
前記制御装置は、
前記車両のずり下がりが検知され、かつ、シフトレンジがニュートラルレンジになっている場合、シフトレンジをニュートラルレンジからドライブレンジに変更するシフトレンジ変更部をさらに有する
ことを特徴とする変速機制御システム。 The transmission control system according to claim 13,
The controller is
A transmission control system, further comprising: a shift range changing unit that changes the shift range from the neutral range to the drive range when the vehicle slippage is detected and the shift range is the neutral range.
記憶部から前記第１の回転センサと前記第２の回転センサの距離を読み出す工程と、
前記第１の回転センサと前記第２の回転センサの距離、及び前記第１の信号と前記第２の信号の位相差に基づいて、前記回転体の回転速度を計算する工程と、
を制御装置に実行させることを特徴とするプログラム。 Receiving a first signal and a second signal respectively corresponding to the unevenness of the rotating body from the first and second rotation sensors;
Reading a distance between the first rotation sensor and the second rotation sensor from a storage unit;
Calculating a rotation speed of the rotating body based on a distance between the first rotation sensor and the second rotation sensor and a phase difference between the first signal and the second signal;
A program characterized by causing a control device to execute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015081261A JP6614788B2 (en) | 2015-04-10 | 2015-04-10 | Rotational speed measuring device, transmission control system, and program |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015081261A JP6614788B2 (en) | 2015-04-10 | 2015-04-10 | Rotational speed measuring device, transmission control system, and program |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2016200514A JP2016200514A (en) | 2016-12-01 |
| JP2016200514A5 true JP2016200514A5 (en) | 2017-10-12 |
| JP6614788B2 JP6614788B2 (en) | 2019-12-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| JP2015081261A Active JP6614788B2 (en) | 2015-04-10 | 2015-04-10 | Rotational speed measuring device, transmission control system, and program |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108362340A (en) * | 2018-04-25 | 2018-08-03 | 福建（泉州）哈工大工程技术研究院 | A kind of positioning speed-measuring system and method for high-speed mobile rail mounted trolley |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5714858U (en) * | 1980-05-30 | 1982-01-26 | ||
| JPS6023761U (en) * | 1983-07-25 | 1985-02-18 | 住友電気工業株式会社 | rotation sensor |
| US6019086A (en) * | 1998-05-28 | 2000-02-01 | Cummins Engine Co. Inc. | Redundant sensor apparatus for determining engine speed and timing values |
| JP2003028287A (en) * | 2001-07-17 | 2003-01-29 | Toyota Motor Corp | Controller for vehicle having continuously variable transmission |
| JP2004333436A (en) * | 2003-05-12 | 2004-11-25 | Nsk Ltd | Rotational speed detecting device and roller bearing with rotational speed detecting sensor |
| JP5012264B2 (en) * | 2007-07-06 | 2012-08-29 | 株式会社明電舎 | Capsule transport speed detector |
| JP2010216571A (en) * | 2009-03-17 | 2010-09-30 | Toyota Motor Corp | Control device of belt type continuously variable transmission |
| JP5775845B2 (en) * | 2012-04-02 | 2015-09-09 | ジヤトコ株式会社 | Control device for automatic transmission |
| CN103235154B (en) * | 2013-04-28 | 2016-12-28 | 张敏 | Modified model semi-period wave assay method |
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- 2015-04-10 JP JP2015081261A patent/JP6614788B2/en active Active
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