JP6295367B1 - 懸濁液を測定するための測定方法及び測定装置 - Google Patents
懸濁液を測定するための測定方法及び測定装置 Download PDFInfo
- Publication number
- JP6295367B1 JP6295367B1 JP2017233111A JP2017233111A JP6295367B1 JP 6295367 B1 JP6295367 B1 JP 6295367B1 JP 2017233111 A JP2017233111 A JP 2017233111A JP 2017233111 A JP2017233111 A JP 2017233111A JP 6295367 B1 JP6295367 B1 JP 6295367B1
- Authority
- JP
- Japan
- Prior art keywords
- suspension
- measuring
- intensity
- concentration
- measurement
- 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.)
- Active
Links
- 239000000725 suspension Substances 0.000 title claims abstract description 89
- 238000000034 method Methods 0.000 title claims description 18
- 230000005855 radiation Effects 0.000 claims abstract description 57
- 229920002522 Wood fibre Polymers 0.000 claims abstract description 13
- 238000005259 measurement Methods 0.000 claims description 89
- 239000013307 optical fiber Substances 0.000 claims description 47
- 230000003287 optical effect Effects 0.000 claims description 35
- 239000002025 wood fiber Substances 0.000 claims description 11
- 230000001678 irradiating effect Effects 0.000 claims description 9
- 230000008859 change Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 description 7
- 230000006870 function Effects 0.000 description 6
- 229920005610 lignin Polymers 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 239000000835 fiber Substances 0.000 description 5
- 230000015654 memory Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 230000005670 electromagnetic radiation Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000004886 process control Methods 0.000 description 2
- 235000018185 Betula X alpestris Nutrition 0.000 description 1
- 235000018212 Betula X uliginosa Nutrition 0.000 description 1
- 235000008534 Capsicum annuum var annuum Nutrition 0.000 description 1
- 240000008384 Capsicum annuum var. annuum Species 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 238000009530 blood pressure measurement Methods 0.000 description 1
- 239000001511 capsicum annuum Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000011545 laboratory measurement Methods 0.000 description 1
- 230000031700 light absorption Effects 0.000 description 1
- 239000012286 potassium permanganate Substances 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 229910052724 xenon Inorganic materials 0.000 description 1
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/47—Scattering, i.e. diffuse reflection
- G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
- G01N21/53—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke
- G01N21/532—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke with measurement of scattering and transmission
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/33—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using ultraviolet light
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/34—Purifying; Cleaning
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/255—Details, e.g. use of specially adapted sources, lighting or optical systems
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/47—Scattering, i.e. diffuse reflection
- G01N21/4738—Diffuse reflection, e.g. also for testing fluids, fibrous materials
- G01N21/474—Details of optical heads therefor, e.g. using optical fibres
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/47—Scattering, i.e. diffuse reflection
- G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
- G01N21/53—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/85—Investigating moving fluids or granular solids
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/34—Paper
- G01N33/343—Paper pulp
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C7/00—Digesters
- D21C7/12—Devices for regulating or controlling
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/10—Bleaching ; Apparatus therefor
- D21C9/1026—Other features in bleaching processes
- D21C9/1052—Controlling the process
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
- D21H23/78—Controlling or regulating not limited to any particular process or apparatus
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/47—Scattering, i.e. diffuse reflection
- G01N21/4738—Diffuse reflection, e.g. also for testing fluids, fibrous materials
- G01N21/474—Details of optical heads therefor, e.g. using optical fibres
- G01N2021/4742—Details of optical heads therefor, e.g. using optical fibres comprising optical fibres
- G01N2021/475—Bifurcated bundle
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/47—Scattering, i.e. diffuse reflection
- G01N21/4738—Diffuse reflection, e.g. also for testing fluids, fibrous materials
- G01N2021/4764—Special kinds of physical applications
- G01N2021/4769—Fluid samples, e.g. slurries, granulates; Compressible powdery of fibrous samples
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N2021/8444—Fibrous material
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/85—Investigating moving fluids or granular solids
- G01N2021/8592—Grain or other flowing solid samples
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2201/00—Features of devices classified in G01N21/00
- G01N2201/06—Illumination; Optics
- G01N2201/062—LED's
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2201/00—Features of devices classified in G01N21/00
- G01N2201/08—Optical fibres; light guides
- G01N2201/0826—Fibre array at source, distributing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2201/00—Features of devices classified in G01N21/00
- G01N2201/08—Optical fibres; light guides
- G01N2201/0833—Fibre array at detector, resolving
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
Description
を含む。
前記測定装置は、懸濁液に光学放射線を向けるための光源と、懸濁液と相互作用する光学放射線を測定するための少なくとも1つの光学的測定センサとを備え、
前記測定装置は、前記懸濁液の濃度を一定の濃度範囲で変更し;
光学放射線を前記懸濁液に放射し、前記濃度範囲内で異なる濃度の前記懸濁液と相互作用する光学放射線の強度を測定し;
前記濃度範囲内の光学放射線の最大強度を決定し;
決定された前記最大強度に基づき、前記懸濁液のκ価及び明度の特性の少なくとも1つを決定するように構成される。
以下に、添付の図面を参照して好ましい実施形態を用いて本発明をより詳細に説明する。
202 懸濁液
204 サンプラ
206 パイプ
208 測定チャンバ
210, 212, 216, 218,220, 222 弁
214 ワイヤ
226 検出器部分
228 測定コントローラ
300 光源
302,304 検出器
306 第1光ファイバ
308,310 光ファイバ
Claims (15)
- 木質繊維を含む懸濁液を測定する方法であって、
一定の濃度範囲で懸濁液の濃度を変更し;
前記懸濁液に光放射線を照射し、前記濃度範囲内で異なる濃度で前記懸濁液と相互作用する光放射線の強度を測定し;
前記濃度範囲内で前記光放射線の最大強度を決定し;
決定された最大強度に基づいて前記懸濁液のκ価及び明るさの特性のうちの少なくとも1つを決定する、
ことを含む方法。 - 光放射線源を用いて光放射線を前記懸濁液に照射し;
所定の表面積、開口数および光源からの距離を有する1つまたは複数の光学測定センサを用いて、前記懸濁液と相互作用する光放射線の強度を測定することを含む、
請求項1に記載の方法。 - 前記濃度範囲および所望の強度に基づいて所定の表面積、開口数および距離を選択することを更に含む、
請求項2に記載の方法。 - 紫外線によってκ価を測定することを更に含む、
請求項1に記載の方法。 - 前記懸濁液の前記濃度が、前記濃度範囲内のすべての濃度を連続的に変化するように、前記濃度を変更することを更に含む、
請求項1に記載の方法。 - 測定される懸濁液の試料を加圧されていない測定チャンバに移すことを更に含む、請求項1に記載の方法。
- 所定の直径および開口数を有する第1光ファイバを使用して、前記光放射線を前記懸濁液に照射し;
各光ファイバが、所定の直径を有し、前記光ファイバの端部は、前記第1光ファイバの端部に隣接して、前記第1光ファイバから所定の距離だけ離れて配置されるようにされた一組の光ファイバに接続された検出器を用いて前記懸濁液と相互作用する光放射線の強度を測定することを更に含む請求項1に記載の方法。 - 測定チャンバの壁の窓の後ろで前記測定チャンバの外側に配置された光源を使用して、前記懸濁液に光放射線を照射し;
前記測定チャンバの窓の後で前記測定チャンバの外側に配置され、所定の直径を有し、前記光源から所定の距離に配置される検出器を用いて、前記懸濁液と相互作用する光放射線の強度を測定することを更に含む請求項1に記載の方法。 - 木質繊維を含む懸濁液を測定するための測定装置であって、
前記測定装置は、懸濁液に光放射線を照射するための光源と前記懸濁液と相互作用する光放射線を測定するための少なくとも1つの光学測定センサを備え、
前記測定装置は、所定の濃度範囲で前記懸濁液の濃度を変更し;
前記懸濁液に光放射線を照射し、前記濃度範囲内の異なる濃度で前記懸濁液と相互作用する光放射線の強度を測定し;
前記濃度範囲内の光放射線の最大強度を決定し;
決定された前記最大強度に基づいて懸濁液のκ価及び明度の特性の少なくとも1つを決定するように構成される、
測定装置。 - 少なくとも1つの測定センサは、所定の表面積、開口数および前記光源からの距離を有し、所定の前記表面積および前記距離は、前記濃度範囲および所定の強度の大きさに基づいて選択される、請求項9に記載の測定装置。
- 前記κ価を紫外線によって測定するように更に構成されている、請求項9に記載の測定装置。
- 前記濃度が前記濃度範囲内のすべての濃度を連続的に変化するように、前記濃度を変更するように更に構成される請求項9に記載の測定装置。
- 前記測定装置は、加圧されていない測定チャンバを含み、前記測定装置は、測定されるべき懸濁液のサンプルを測定チャンバーに取り込むようにさらに構成された、請求項9に記載の測定装置。
- 前記測定装置は、第1端部が前記光源に接続され、第2端部が測定チャンバ内にあり、前記懸濁液に前記光放射線を照射するように構成された第1光ファイバと、
前記懸濁液と相互作用する光放射線の強度を測定するための1つ以上の検出器を備え、
各前記検出器は一組の所定の直径を有する光ファイバに接続され、前記光ファイバの端部は、前記第1光ファイバの前記第2端部に隣接して、前記第1光ファイバから所定の距離だけ離れて配置され、所定の前記直径および前記距離は、前記濃度範囲及び所定の前記強度の大きさに基づいて選択される、請求項9に記載の測定装置。 - 前記測定装置は、測定チャンバ壁内の窓と、前記測定チャンバ壁内の窓の後の測定チャンバの外側に配置される前記懸濁液に光放射線を照射するための光源と、
前記懸濁液と相互作用する光放射線の強度を測定するための1つ以上の検出器を備え、
前記検出器は、前記測定チャンバの壁の窓の後に測定チャンバの外側に配置され、各検出器は、所与の直径を有し、前記光源から所定の距離に配置され、所定の前記直径および前記距離は、前記濃度範囲および所望の強度の大きさに基づいて選択される、請求項9に記載の測定装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20165938A FI127260B (en) | 2016-12-08 | 2016-12-08 | Method and measuring device for measuring suspension |
FI20165938 | 2016-12-08 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP6295367B1 true JP6295367B1 (ja) | 2018-03-14 |
JP2018096983A JP2018096983A (ja) | 2018-06-21 |
Family
ID=61008621
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017233111A Active JP6295367B1 (ja) | 2016-12-08 | 2017-12-05 | 懸濁液を測定するための測定方法及び測定装置 |
Country Status (8)
Country | Link |
---|---|
US (1) | US10261015B2 (ja) |
JP (1) | JP6295367B1 (ja) |
CN (1) | CN108181253B (ja) |
AT (1) | AT519438B1 (ja) |
CA (1) | CA2986361C (ja) |
DE (1) | DE102017128828B4 (ja) |
FI (1) | FI127260B (ja) |
SE (1) | SE540722C2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI128736B (en) | 2018-03-09 | 2020-11-13 | Valmet Automation Oy | Method and measuring device for measuring the suspension |
US11692931B2 (en) | 2019-04-19 | 2023-07-04 | Fujikin Incorporated | Concentration measurement device |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01253632A (ja) * | 1988-02-26 | 1989-10-09 | Btg Kalle Inventing Ab | 流動媒中の粒子に結合する物質の濃度側定方法および装置 |
US5486915A (en) * | 1994-04-12 | 1996-01-23 | The Babcock & Wilcox Company | On-line measurement of lignin in wood pulp by color shift of fluorescence |
JP2003518622A (ja) * | 1999-12-23 | 2003-06-10 | パルプ アンド ペーパー リサーチ インスチチュート オブ カナダ | 化学パルプのカッパー価のラマン分光分析法による測定 |
JP2003520960A (ja) * | 2000-01-21 | 2003-07-08 | メトソ フィールド システムズ オイ | 懸濁液を測定するための方法と測定装置 |
JP2007513342A (ja) * | 2003-12-03 | 2007-05-24 | パルプ アンド ペーパー リサーチ インスチチュート オブ カナダ | 円偏光法、並びにセルロース系繊維の壁厚及び小繊維の方位決定用の機器 |
US20110073264A1 (en) * | 2009-08-13 | 2011-03-31 | The Research Foundation Of State University Of New York | Kraft-Pulping of Hot Water Extracted Woodchips |
JP2013007135A (ja) * | 2011-06-24 | 2013-01-10 | Oji Holdings Corp | 漂白工程の多変数制御方法及びその装置 |
WO2016001480A1 (en) * | 2014-06-30 | 2016-01-07 | Upm-Kymmene Corporation | Method and device for monitoring the quality of nanofibrillar cellulose |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4787749A (en) * | 1985-11-28 | 1988-11-29 | Canon Kabushiki Kaisha | Method and apparatus for measuring the thickness of a thin film using the spectral reflection factor of the film |
US4837446A (en) * | 1988-03-31 | 1989-06-06 | International Paper Company | Apparatus and process for testing uniformity of pulp |
US5220172A (en) * | 1991-09-23 | 1993-06-15 | The Babcock & Wilcox Company | Fluorescence analyzer for lignin |
SE509036C2 (sv) * | 1993-06-29 | 1998-11-30 | Foss Tecator Ab | Förfarande för mätning av kemiska och fysikaliska parametrar för att karakterisera och klassificera vattensuspensioner |
US5500735A (en) * | 1994-07-18 | 1996-03-19 | Pulp And Paper Research Institute Of Canada | Method and apparatus for on-line measurement of pulp fiber surface development |
US6118521A (en) * | 1996-01-02 | 2000-09-12 | Lj Laboratories, L.L.C. | Apparatus and method for measuring optical characteristics of an object |
JP3898307B2 (ja) * | 1997-11-05 | 2007-03-28 | 三菱レイヨン株式会社 | 光応答型粒子濃度計 |
US6475339B1 (en) * | 1999-06-03 | 2002-11-05 | Lnstitute Of Paper Science And Technology, Inc | Method for rapidly determining a pulp kappa number using spectrophotometry |
US6551451B2 (en) * | 1999-12-23 | 2003-04-22 | Pulp And Paper Research Institute Of Canada | Method for determining liquid content in chemical pulps using ramen spectrometry |
US20030003000A1 (en) * | 2001-06-29 | 2003-01-02 | Shepherd Samuel L. | Polyurethane stator for a progressive cavity pump |
US6794671B2 (en) * | 2002-07-17 | 2004-09-21 | Particle Sizing Systems, Inc. | Sensors and methods for high-sensitivity optical particle counting and sizing |
WO2006092045A1 (en) | 2005-03-04 | 2006-09-08 | Fpinnovations | Method for determining chemical pulp kappa number with visible-near infrared spectrometry |
FI120163B (fi) * | 2005-04-04 | 2009-07-15 | Metso Automation Oy | Sakeuden muuttaminen ja mittaaminen |
US20070004515A1 (en) * | 2005-07-01 | 2007-01-04 | Bin Li | Portable advertisings display method and system that integrate with wireless network and internet |
US20070045157A1 (en) * | 2005-08-29 | 2007-03-01 | Kajzer Wieslaw C | Recovery of pin chips from a chip washing reject stream |
CN102071721A (zh) * | 2010-11-19 | 2011-05-25 | 浙江省电力设计院 | 电厂循环水进排水管沟叠合布置结构 |
FI124654B (en) * | 2012-12-21 | 2014-11-28 | Metso Automation Oy | Measurement of particles in suspension |
CN105917170B (zh) * | 2013-12-20 | 2019-12-24 | 约翰·尊科股份有限公司 | 在恶劣环境下监测在tdlas测量中的端口堵塞的方法和装置 |
CN104020083B (zh) * | 2014-06-13 | 2016-06-29 | 重庆大学 | 一种确定水中悬浮颗粒物散射特性的方法 |
JP2016032982A (ja) * | 2014-07-31 | 2016-03-10 | アイシン精機株式会社 | サンルーフの排水装置 |
CN205643091U (zh) * | 2016-05-18 | 2016-10-12 | 武汉市普瑞思高科技有限公司 | 空气悬浮颗粒浓度检测装置 |
-
2016
- 2016-12-08 FI FI20165938A patent/FI127260B/en active IP Right Grant
-
2017
- 2017-11-14 US US15/812,475 patent/US10261015B2/en active Active
- 2017-11-16 SE SE1751415A patent/SE540722C2/en unknown
- 2017-11-21 CA CA2986361A patent/CA2986361C/en active Active
- 2017-12-04 CN CN201711255612.5A patent/CN108181253B/zh active Active
- 2017-12-05 DE DE102017128828.7A patent/DE102017128828B4/de active Active
- 2017-12-05 JP JP2017233111A patent/JP6295367B1/ja active Active
- 2017-12-05 AT ATA51005/2017A patent/AT519438B1/de active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01253632A (ja) * | 1988-02-26 | 1989-10-09 | Btg Kalle Inventing Ab | 流動媒中の粒子に結合する物質の濃度側定方法および装置 |
US5486915A (en) * | 1994-04-12 | 1996-01-23 | The Babcock & Wilcox Company | On-line measurement of lignin in wood pulp by color shift of fluorescence |
JP2003518622A (ja) * | 1999-12-23 | 2003-06-10 | パルプ アンド ペーパー リサーチ インスチチュート オブ カナダ | 化学パルプのカッパー価のラマン分光分析法による測定 |
JP2003520960A (ja) * | 2000-01-21 | 2003-07-08 | メトソ フィールド システムズ オイ | 懸濁液を測定するための方法と測定装置 |
JP2007513342A (ja) * | 2003-12-03 | 2007-05-24 | パルプ アンド ペーパー リサーチ インスチチュート オブ カナダ | 円偏光法、並びにセルロース系繊維の壁厚及び小繊維の方位決定用の機器 |
US20110073264A1 (en) * | 2009-08-13 | 2011-03-31 | The Research Foundation Of State University Of New York | Kraft-Pulping of Hot Water Extracted Woodchips |
JP2013007135A (ja) * | 2011-06-24 | 2013-01-10 | Oji Holdings Corp | 漂白工程の多変数制御方法及びその装置 |
WO2016001480A1 (en) * | 2014-06-30 | 2016-01-07 | Upm-Kymmene Corporation | Method and device for monitoring the quality of nanofibrillar cellulose |
Also Published As
Publication number | Publication date |
---|---|
CN108181253B (zh) | 2020-10-16 |
FI20165938A (fi) | 2018-02-15 |
FI127260B (en) | 2018-02-15 |
AT519438A1 (de) | 2018-06-15 |
CN108181253A (zh) | 2018-06-19 |
DE102017128828B4 (de) | 2019-07-04 |
DE102017128828A1 (de) | 2018-06-14 |
SE1751415A1 (sv) | 2018-06-09 |
AT519438B1 (de) | 2018-12-15 |
US10261015B2 (en) | 2019-04-16 |
CA2986361A1 (en) | 2018-01-24 |
US20180164212A1 (en) | 2018-06-14 |
CA2986361C (en) | 2019-09-24 |
SE540722C2 (en) | 2018-10-23 |
JP2018096983A (ja) | 2018-06-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6295367B1 (ja) | 懸濁液を測定するための測定方法及び測定装置 | |
PT786082E (pt) | Metodo para determinar o teor organico em efluentes de fabricas de pasta e papel | |
JP5067995B2 (ja) | 懸濁液を測定するための方法と測定装置 | |
US20230287629A1 (en) | Pulp quality monitoring | |
CN110243774B (zh) | 用于测量悬浮液的方法和测量设备 | |
CA2392292C (en) | Determination of kappa number in chemical pulps by raman spectrometry | |
US10054539B2 (en) | Method for determining a property of a heterogeneous medium | |
Törmänen | Improved analysis of tube flow fractionation data for measurements in the pulp and paper industry | |
JPH0459579B2 (ja) | ||
Belov et al. | Optospectral whiteness sensor and its use for monitoring the process of chlorine bleaching of cellulose | |
CA2423756A1 (en) | Pulp production finishing line quality sensor | |
CN107614789A (zh) | 用于控制纤维素纸浆加工的方法和装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A975 | Report on accelerated examination |
Free format text: JAPANESE INTERMEDIATE CODE: A971005 Effective date: 20180110 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20180123 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20180219 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 6295367 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |