CA1095738A - Analyseur de rapport de concentration d'eclats de bois - Google Patents
Analyseur de rapport de concentration d'eclats de boisInfo
- Publication number
- CA1095738A CA1095738A CA306,337A CA306337A CA1095738A CA 1095738 A CA1095738 A CA 1095738A CA 306337 A CA306337 A CA 306337A CA 1095738 A CA1095738 A CA 1095738A
- Authority
- CA
- Canada
- Prior art keywords
- signal
- pulse
- flow
- pulses
- sample
- 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.)
- Expired
Links
- 239000002245 particle Substances 0.000 claims abstract description 54
- 239000000835 fiber Substances 0.000 claims abstract description 26
- 238000004519 manufacturing process Methods 0.000 claims abstract description 24
- 229920001131 Pulp (paper) Polymers 0.000 claims abstract description 13
- 238000000034 method Methods 0.000 claims description 22
- 239000002002 slurry Substances 0.000 claims description 20
- 238000000605 extraction Methods 0.000 claims description 13
- 239000013055 pulp slurry Substances 0.000 claims description 12
- 230000000052 comparative effect Effects 0.000 claims description 11
- 239000000470 constituent Substances 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 239000002131 composite material Substances 0.000 claims description 7
- 230000000903 blocking effect Effects 0.000 claims description 4
- 238000005065 mining Methods 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims 1
- 230000006698 induction Effects 0.000 abstract description 8
- 239000012470 diluted sample Substances 0.000 abstract 2
- 235000021251 pulses Nutrition 0.000 description 66
- 239000000523 sample Substances 0.000 description 42
- 239000012530 fluid Substances 0.000 description 9
- 230000004044 response Effects 0.000 description 6
- 238000007726 management method Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 238000005070 sampling Methods 0.000 description 4
- 239000002023 wood Substances 0.000 description 4
- 230000000875 corresponding effect Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000010790 dilution Methods 0.000 description 3
- 239000012895 dilution Substances 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 230000000717 retained effect Effects 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 229920003043 Cellulose fiber Polymers 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 241000282461 Canis lupus Species 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000002939 deleterious effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004537 pulping Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/02—Investigating particle size or size distribution
- G01N15/0205—Investigating particle size or size distribution by optical means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/20—Devices for withdrawing samples in the liquid or fluent state for flowing or falling materials
- G01N1/2035—Devices for withdrawing samples in the liquid or fluent state for flowing or falling materials by deviating part of a fluid stream, e.g. by drawing-off or tapping
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Pathology (AREA)
- Health & Medical Sciences (AREA)
- Dispersion Chemistry (AREA)
- Hydrology & Water Resources (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Optical Measuring Cells (AREA)
- Paper (AREA)
- Spinning Or Twisting Of Yarns (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US81205677A | 1977-07-01 | 1977-07-01 | |
| US812,056 | 1977-07-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1095738A true CA1095738A (fr) | 1981-02-17 |
Family
ID=25208365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA306,337A Expired CA1095738A (fr) | 1977-07-01 | 1978-06-27 | Analyseur de rapport de concentration d'eclats de bois |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS5440692A (fr) |
| CA (1) | CA1095738A (fr) |
| DE (1) | DE2828843C2 (fr) |
| FI (1) | FI782089A (fr) |
| GB (1) | GB2001368B (fr) |
| NO (1) | NO782284L (fr) |
| SE (1) | SE7807410L (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4276119A (en) * | 1979-05-14 | 1981-06-30 | Domtar Inc. | Method and apparatus for on-line monitoring of specific surface of mechanical pulps |
| US4441960A (en) * | 1979-05-14 | 1984-04-10 | Alkibiadis Karnis | Method and apparatus for on-line monitoring of specific surface of mechanical pulps |
| JP2928056B2 (ja) * | 1993-06-28 | 1999-07-28 | 相川鉄工株式会社 | パルプ懸濁液の異物検出方法及びパルプ懸濁液の異物検出装置 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3461030A (en) * | 1965-10-22 | 1969-08-12 | Beloit Corp | Determination of fiber characteristics in paper making |
-
1978
- 1978-06-27 CA CA306,337A patent/CA1095738A/fr not_active Expired
- 1978-06-29 FI FI782089A patent/FI782089A/fi not_active Application Discontinuation
- 1978-06-30 DE DE2828843A patent/DE2828843C2/de not_active Expired
- 1978-06-30 NO NO782284A patent/NO782284L/no unknown
- 1978-06-30 SE SE7807410A patent/SE7807410L/xx unknown
- 1978-07-01 JP JP8046778A patent/JPS5440692A/ja active Pending
- 1978-07-03 GB GB787828604A patent/GB2001368B/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NO782284L (no) | 1979-01-03 |
| DE2828843A1 (de) | 1979-01-25 |
| FI782089A (fi) | 1979-01-02 |
| SE7807410L (sv) | 1979-01-02 |
| DE2828843C2 (de) | 1982-01-21 |
| GB2001368B (en) | 1982-12-08 |
| GB2001368A (en) | 1979-01-31 |
| JPS5440692A (en) | 1979-03-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4220499A (en) | Method for determining the relative quantity of shives in a stream of fibrous particles | |
| JP3211089B2 (ja) | 繊維又はその他の試料の単独の存在物を測定する電気光学装置 | |
| JP3218411B2 (ja) | 繊維サンプル内のトラツシユをモニターする装置 | |
| CN100439899C (zh) | 探测可流动样品的单个微粒的方法和设备 | |
| CA1258898A (fr) | Detection des composantes indesirables dans la pate a papier | |
| US4225385A (en) | Shive ratio analyzer | |
| US4837446A (en) | Apparatus and process for testing uniformity of pulp | |
| US3461030A (en) | Determination of fiber characteristics in paper making | |
| CN106249117A (zh) | 侵入式变压器油中局部放电超声波光脉冲检测方法及系统 | |
| CA2194957C (fr) | Procede et appareil destines a la mesure en ligne du developpement de la surface de fibres de pate a papier | |
| Hirn et al. | A review of image analysis based methods to evaluate fiber properties | |
| CA1095738A (fr) | Analyseur de rapport de concentration d'eclats de bois | |
| US20230287629A1 (en) | Pulp quality monitoring | |
| EP0549895B1 (fr) | Analyseur de la longueur de fibres | |
| CA2205542C (fr) | Systeme de detection d'impuretes | |
| Gooding | The passage of fibres through slots in pulp screening | |
| Turunen et al. | Comparison of fibre morphology analysers | |
| US6005662A (en) | Apparatus and method for the measurement and separation of airborne fibers | |
| CN105091754B (zh) | 一种便携式纤维分析仪 | |
| JPH10318908A (ja) | 花粉モニター | |
| CN210039035U (zh) | 一种感烟火灾探测器的烟气处理探测装置 | |
| Karlsson | Online standardised measurements of pulp and stock quality | |
| KR100269945B1 (ko) | 매니폴드 및 이를 이용한 에어파티클 모니터링 시스템 | |
| GB2087071A (en) | Inspection system for the on-line measurement of dirt in pulp | |
| CN105283752A (zh) | 用于采样、制备和分析样本的装置和方法 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |