JP2015526728A - 直読式計量装置および直読式水量計 - Google Patents
直読式計量装置および直読式水量計 Download PDFInfo
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- JP2015526728A JP2015526728A JP2015527782A JP2015527782A JP2015526728A JP 2015526728 A JP2015526728 A JP 2015526728A JP 2015527782 A JP2015527782 A JP 2015527782A JP 2015527782 A JP2015527782 A JP 2015527782A JP 2015526728 A JP2015526728 A JP 2015526728A
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- angular displacement
- displacement sensor
- ring magnet
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- tunnel magnetoresistive
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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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/06—Indicating or recording devices
-
- 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
-
- 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
- G01D4/00—Tariff metering apparatus
- G01D4/008—Modifications to installed utility meters to enable remote reading
-
- 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
- G01D5/142—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 using Hall-effect devices
- G01D5/145—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 using Hall-effect devices influenced by the relative movement between the Hall device and magnetic fields
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/05—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects
- G01F1/06—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects using rotating vanes with tangential admission
- G01F1/075—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects using rotating vanes with tangential admission with magnetic or electromagnetic coupling to the indicating device
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/30—Smart metering, e.g. specially adapted for remote reading
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Electromagnetism (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Measuring Volume Flow (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Abstract
Description
前記カウントホイール上に同軸状に設置されたリング磁石
をさらに備え、
前記トンネル磁気抵抗角度変位センサは、前記リング磁石の中心軸からずらして配置され、さらに前記リング磁石の中心軸に平行な方向においても前記リング磁石からずらして配置されており、
前記トンネル磁気抵抗角度変位センサの出力が、該トンネル磁気抵抗角度変位センサの出力をデジタル的な読み出しの形式へと変換するためにマイクロコントローラへと接続されている。
デジタルカウントホイールへと接続された回転シャフトと、
前記デジタルカウントホイール内に同軸状に取り付けられたリング磁石と、
前記リング磁石の軸に対してずらされたトンネル磁気抵抗角度変位センサと
を備えており、前記トンネル磁気抵抗角度変位センサおよび前記リング磁石は、前記リング磁石の中心軸に平行な方向においてずらされており、
隣り同士のデジタルカウントホイールは、1:10の相対回転比で回転し、
前記トンネル磁気抵抗角度変位センサの各々の出力は、該トンネル磁気抵抗角度変位センサの出力をデジタル読み出し形式へと変換するためにマイクロコントローラへと接続されている。
OUT1=COS(α)
OUT2=SIN(α)
アークタンジェント関数を、OUT1およびOUT2を使用して回転の回転角度を計算するために使用することができる。
α=ATAN(OUT2/OUT1)。
Claims (10)
- 回転シャフト上に配置され、マイクロコントローラと組み合わせられるデジタルカウントホイールを備え、前記デジタルカウントホイール上に同軸状に設置されたリング磁石と、前記カウントホイールの回転軸からずらして配置されたトンネル磁気抵抗角度変位センサとをさらに備えており、さらに前記トンネル磁気抵抗角度変位センサは、前記リング磁石の中心軸に平行な方向に前記リング磁石からずらして配置されており、前記マイクロコントローラは、前記トンネル磁気抵抗角度変位センサへと接続され、前記トンネル磁気抵抗角度変位センサの出力をデジタル形式へと変換するために用いられる直読式計量装置。
- 前記磁気抵抗角度変位センサは、お互いに対して直角に配置された2つの単軸トンネル磁気抵抗角度変位センサ、または二軸角度変位センサを形成するようにお互いに対して90度に向けられた2つのホイートストンブリッジを備えている請求項1に記載の直読式計量装置。
- 前記リング磁石と前記トンネル磁気抵抗角度変位センサとの間のすき間が、1〜3mmであり、前記トンネル磁気抵抗角度変位センサが、前記リング磁石の中心軸から3〜5mmに位置する請求項1に記載の直読式計量装置。
- 複数のカウントユニットと、マイクロコントローラとを備えており、前記カウントユニットの各々は、回転シャフトへと接続されたデジタルカウントホイールと、前記デジタルカウントホイール上に同軸状に取り付けられたリング磁石と、前記リング磁石の中心軸からずらされた位置に設置されたトンネル磁気抵抗角度変位センサとを備え、前記トンネル磁気抵抗角度変位センサは、前記リング磁石の中心軸に平行な方向においても前記リング磁石から離されており、さらに隣り同士のカウントユニットの前記デジタルカウントホイールは、それぞれ1:10の回転比で回転し、前記マイクロコントローラは、前記トンネル磁気抵抗角度変位センサの各々へと接続され、前記トンネル磁気抵抗角度変位センサの出力をデジタル読み出し形式へと変換する、直読式計量装置。
- 前記マイクロコントローラへと接続されたインターフェイスをさらに備える請求項4に記載の直読式計量装置。
- 前記トンネル磁気抵抗角度変位センサは、お互いに対して直角に配置された2つの単軸角度変位センサ、または二軸角度変位センサを形成するようにお互いに対して90度回転させられた2つのホイートストンブリッジで構成される請求項4に記載の直読式計量装置。
- 前記リング磁石が、15〜20mmの外径、2〜8mmの内径、および1〜4mmの厚さを有し、該リング磁石の中心軸の方向に沿った隣り合うリング磁石間の間隔が、6〜10mmである請求項4に記載の直読式計量装置。
- 各々のカウントユニットにおいて、前記リング磁石と前記トンネル磁気抵抗角度変位センサへとの間のすき間が1〜3mmであり、前記トンネル磁気抵抗角度変位センサが、前記リング磁石の中心軸から3〜5mmに位置している請求項4に記載の直読式計量装置。
- 1〜10個のカウントユニットを備えている請求項4に記載の直読式計量装置。
- 水量計に備えられた請求項1および4に記載の直読式計量装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2012204245790U CN202974369U (zh) | 2012-08-24 | 2012-08-24 | 直读式计量装置和直读式水表 |
CN201220424579.0 | 2012-08-24 | ||
PCT/CN2013/082261 WO2014029369A1 (zh) | 2012-08-24 | 2013-08-26 | 直读式计量装置和直读式水表 |
Publications (2)
Publication Number | Publication Date |
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JP2015526728A true JP2015526728A (ja) | 2015-09-10 |
JP6420763B2 JP6420763B2 (ja) | 2018-11-07 |
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JP2015527782A Active JP6420763B2 (ja) | 2012-08-24 | 2013-08-26 | 直読式計量装置および直読式水量計 |
Country Status (5)
Country | Link |
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US (1) | US9880023B2 (ja) |
EP (1) | EP2889588B1 (ja) |
JP (1) | JP6420763B2 (ja) |
CN (1) | CN202974369U (ja) |
WO (1) | WO2014029369A1 (ja) |
Cited By (1)
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JP2017161472A (ja) * | 2016-03-11 | 2017-09-14 | Tdk株式会社 | 回転角度検出装置 |
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CN202974369U (zh) * | 2012-08-24 | 2013-06-05 | 江苏多维科技有限公司 | 直读式计量装置和直读式水表 |
CN103915233B (zh) * | 2013-01-05 | 2017-02-08 | 江苏多维科技有限公司 | 一种适用于角度磁编码器的永磁体 |
CN103913183A (zh) * | 2013-01-09 | 2014-07-09 | 江苏多维科技有限公司 | 一种角度磁编码器和电子水表 |
CN103344295B (zh) * | 2013-07-16 | 2015-11-11 | 湖南威铭能源科技有限公司 | 电子式水表 |
CN103384141B (zh) * | 2013-07-24 | 2015-05-06 | 江苏多维科技有限公司 | 一种磁阻混频器 |
CN104596605B (zh) * | 2015-02-04 | 2019-04-26 | 江苏多维科技有限公司 | 一种磁自动化流量记录器 |
CN105890701A (zh) * | 2016-06-13 | 2016-08-24 | 深圳市捷先数码科技股份有限公司 | 一种计量流体流量的固态计数器 |
CN107655399A (zh) * | 2017-07-12 | 2018-02-02 | 北京军立方机器人科技有限公司 | 一种多圈绝对值编码器及位置检测方法 |
US10921161B2 (en) * | 2018-12-04 | 2021-02-16 | China Automotive Systems, Inc. | Differential angle sensor |
CN114608629A (zh) * | 2021-11-02 | 2022-06-10 | 杭州微光技术有限公司 | 一种基于amr技术的增量式编码器 |
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- 2013-08-26 WO PCT/CN2013/082261 patent/WO2014029369A1/zh active Application Filing
- 2013-08-26 JP JP2015527782A patent/JP6420763B2/ja active Active
- 2013-08-26 US US14/421,941 patent/US9880023B2/en active Active
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US20150204692A1 (en) | 2015-07-23 |
EP2889588A1 (en) | 2015-07-01 |
US9880023B2 (en) | 2018-01-30 |
CN202974369U (zh) | 2013-06-05 |
JP6420763B2 (ja) | 2018-11-07 |
EP2889588B1 (en) | 2018-05-30 |
WO2014029369A1 (zh) | 2014-02-27 |
EP2889588A4 (en) | 2016-01-27 |
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