JP2016533474A - 画像キャプチャ機器を用いてプロセス変数測定を行うプロセス機器 - Google Patents
画像キャプチャ機器を用いてプロセス変数測定を行うプロセス機器 Download PDFInfo
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- JP2016533474A JP2016533474A JP2016516983A JP2016516983A JP2016533474A JP 2016533474 A JP2016533474 A JP 2016533474A JP 2016516983 A JP2016516983 A JP 2016516983A JP 2016516983 A JP2016516983 A JP 2016516983A JP 2016533474 A JP2016533474 A JP 2016533474A
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- 238000000034 method Methods 0.000 title claims abstract description 185
- 230000008569 process Effects 0.000 title claims abstract description 158
- 238000004519 manufacturing process Methods 0.000 claims abstract description 15
- 230000005855 radiation Effects 0.000 claims description 23
- 230000006870 function Effects 0.000 claims description 14
- 238000012544 monitoring process Methods 0.000 claims description 9
- 230000003252 repetitive effect Effects 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 230000004044 response Effects 0.000 claims description 3
- 238000003745 diagnosis Methods 0.000 claims 2
- 230000008859 change Effects 0.000 abstract description 16
- 239000012530 fluid Substances 0.000 description 19
- 238000012545 processing Methods 0.000 description 18
- 238000010586 diagram Methods 0.000 description 11
- 238000005259 measurement Methods 0.000 description 11
- 230000005670 electromagnetic radiation Effects 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 8
- 238000004886 process control Methods 0.000 description 7
- 238000001514 detection method Methods 0.000 description 6
- 238000004891 communication Methods 0.000 description 5
- 230000002596 correlated effect Effects 0.000 description 4
- 238000005070 sampling Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 239000003086 colorant Substances 0.000 description 2
- 238000012774 diagnostic algorithm Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000002310 reflectometry Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 238000013528 artificial neural network Methods 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
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- 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
- G01F1/20—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 by detection of dynamic effects of the flow
- G01F1/32—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 by detection of dynamic effects of the flow using swirl flowmeters
- G01F1/325—Means for detecting quantities used as proxy variables for swirl
- G01F1/3282—Means for detecting quantities used as proxy variables for swirl for detecting variations in infrasonic, sonic or ultrasonic waves, due to modulation by passing through the swirling fluid
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/20—Analysis of motion
- G06T7/262—Analysis of motion using transform domain methods, e.g. Fourier domain methods
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25428—Field device
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/20—Special algorithmic details
- G06T2207/20048—Transform domain processing
- G06T2207/20056—Discrete and fast Fourier transform, [DFT, FFT]
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/30—Subject of image; Context of image processing
- G06T2207/30108—Industrial image inspection
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/30—Subject of image; Context of image processing
- G06T2207/30241—Trajectory
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Multimedia (AREA)
- General Physics & Mathematics (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Theoretical Computer Science (AREA)
- Mathematical Physics (AREA)
- Signal Processing (AREA)
- Fluid Mechanics (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
- Measuring Volume Flow (AREA)
- Testing And Monitoring For Control Systems (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
Abstract
Description
Claims (26)
- 産業プロセスのプロセス変数を監視するフィールド機器であって、
前記プロセス変数の関数として相対的動きを示すプロセス構成要素と、
前記プロセス構成要素の相対的動きによって変化する画像をキャプチャするように構成されている画像キャプチャ機器と
前記画像キャプチャ機器に接続されており、前記プロセス構成要素の相対的動きを検出し、検出された相対的動きに基づいて前記プロセス変数を測定するよう構成されている画像プロセッサと、
前記画像プロセッサに接続されており、前記測定されたプロセス変数に関する出力を与えるよう構成されている出力回路と、を備えるフィールド機器。 - 前記相対的動きが前記プロセス構成要素の変位である請求項1に記載のフィールド機器。
- 前記相対的動きが前記プロセス構成要素の変形である請求項1に記載のフィールド機器。
- 前記相対的動きが前記プロセス構成要素の反復運動である請求項1に記載のフィールド機器。
- 前記検出された動きが前記相対的動きの周波数である請求項1に記載のフィールド機器。
- 前記検出された動きが前記相対的動きの振幅である請求項1に記載のフィールド機器。
- 前記プロセス変数が圧力、温度、流量、レベル、速度、質量及び位置からなるプロセス変数のグループより選択される請求項1に記載のフィールド機器。
- 前記プロセス構成要素を照らすように構成されている放射源を含み、
前記画像キャプチャ機器は、当該放射源によって照らされた前記プロセス構成要素の画像を受信する請求項1に記載のフィールド機器。 - 前記画像キャプチャ機器が単一ピクセルセンサを備える請求項1に記載のフィールド機器。
- 前記画像キャプチャ機器がラインスキャンセンサを備える請求項1に記載のフィールド機器。
- 前記画像キャプチャ機器が2次元配列を備える請求項1に記載のフィールド機器。
- 前記画像プロセッサがさらに、前記キャプチャされた画像に基づいて前記産業プロセスの診断を実行するように構成されている請求項1に記載のフィールド機器。
- 前記画像プロセッサが前記プロセス構成要素の相対的動きを検出するために用いるベースライン画像を格納するように構成されているメモリを含む請求項1に記載のフィールド機器。
- 前記画像キャプチャ機器が前記プロセス構成要素の画像をキャプチャする請求項1に記載のフィールド機器。
- 前記画像キャプチャ機器が前記プロセス構成要素と共に動き、リファレンス要素の画像をキャプチャする請求項1に記載のフィールド機器。
- 制御信号に基づいて前記産業プロセスを制御するのに用いられる制御要素を含み、
前記制御信号は前記測定されたプロセス変数に関する前記出力の関数である請求項1に記載のフィールド機器。 - フィールド機器を用いて産業プロセスのプロセス変数を監視する方法であって、
前記産業プロセス内に、前記プロセス変数の関数として相対的動きを示すプロセス構成要素を配置することと、
前記プロセス構成要素の相対的動きに起因して変化する画像をキャプチャすることと、
前記相対的動きは前記プロセス変数に関係しており、
前記キャプチャされた画像における前記相対的動きを検出することと、
前記検出された相対的動きに基づいて前記プロセス変数を測定することと、
応答して前記プロセス変数に関する出力を与えることと、を備える方法。 - 前記相対的動きが前記プロセス構成要素の変位である請求項17に記載の方法。
- 前記相対的動きが前記プロセス構成要素の変形である請求項17に記載の方法。
- 前記相対的動きが前記プロセス構成要素の反復運動である請求項17に記載の方法。
- 前記検出された動きが前記キャプチャされた画像の周波数である請求項17に記載の方法。
- 前記検出された動きが前記キャプチャされた画像の振幅である請求項17に記載の方法。
- 前記プロセス変数が圧力、温度、流量、レベル、速度、質量及び位置からなるプロセス変数のグループより選択される請求項17に記載の方法。
- 放射源を用いて前記プロセス構成要素を照らすことを含む請求項17に記載の方法。
- 前記キャプチャされた画像に基づいて前記産業プロセスの診断を実行することを含む請求項17に記載の方法。
- 前記プロセス構成要素の相対的動きを検出するために用いるメモリ内に、ベースライン画像を格納することを含む請求項17に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US14/038,185 US10823592B2 (en) | 2013-09-26 | 2013-09-26 | Process device with process variable measurement using image capture device |
US14/038,185 | 2013-09-26 | ||
PCT/US2014/051432 WO2015047587A1 (en) | 2013-09-26 | 2014-08-18 | Process device with process variable measurement using image capture device |
Publications (2)
Publication Number | Publication Date |
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JP2016533474A true JP2016533474A (ja) | 2016-10-27 |
JP6378753B2 JP6378753B2 (ja) | 2018-08-22 |
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Application Number | Title | Priority Date | Filing Date |
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JP2016516983A Active JP6378753B2 (ja) | 2013-09-26 | 2014-08-18 | 画像キャプチャ機器を用いてプロセス変数測定を行うプロセス機器 |
Country Status (7)
Country | Link |
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US (1) | US10823592B2 (ja) |
EP (1) | EP3049878B1 (ja) |
JP (1) | JP6378753B2 (ja) |
CN (2) | CN104516301B (ja) |
CA (1) | CA2923153C (ja) |
RU (1) | RU2643304C2 (ja) |
WO (1) | WO2015047587A1 (ja) |
Families Citing this family (5)
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US10823592B2 (en) * | 2013-09-26 | 2020-11-03 | Rosemount Inc. | Process device with process variable measurement using image capture device |
CN110057399B (zh) * | 2019-03-28 | 2021-05-11 | 东南大学 | 一种基于3d-dic的温度场与位移场同步测量系统及测量方法 |
CN111476244A (zh) * | 2020-05-29 | 2020-07-31 | 宝钢湛江钢铁有限公司 | 一种智能识别转炉用废钢料槽号码的系统及其方法 |
CN112832741B (zh) * | 2021-02-05 | 2021-10-26 | 江苏华尔威科技集团有限公司 | 采用物联网技术的油井测量系统 |
CN113702301A (zh) * | 2021-08-24 | 2021-11-26 | 广州检验检测认证集团有限公司 | 一种ph值全自动测试系统 |
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US10823592B2 (en) | 2020-11-03 |
CA2923153A1 (en) | 2015-04-02 |
JP6378753B2 (ja) | 2018-08-22 |
CN204065763U (zh) | 2014-12-31 |
CN104516301B (zh) | 2018-11-13 |
RU2016116039A (ru) | 2017-10-31 |
EP3049878A1 (en) | 2016-08-03 |
WO2015047587A1 (en) | 2015-04-02 |
RU2643304C2 (ru) | 2018-01-31 |
CA2923153C (en) | 2020-07-14 |
US20150085104A1 (en) | 2015-03-26 |
CN104516301A (zh) | 2015-04-15 |
EP3049878B1 (en) | 2021-06-02 |
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