JPH0237978B2 - - Google Patents
Info
- Publication number
- JPH0237978B2 JPH0237978B2 JP58150976A JP15097683A JPH0237978B2 JP H0237978 B2 JPH0237978 B2 JP H0237978B2 JP 58150976 A JP58150976 A JP 58150976A JP 15097683 A JP15097683 A JP 15097683A JP H0237978 B2 JPH0237978 B2 JP H0237978B2
- Authority
- JP
- Japan
- Prior art keywords
- particle size
- measured
- laser beam
- scattered light
- particle
- 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 - Lifetime
Links
- 239000002245 particle Substances 0.000 claims description 87
- 230000003287 optical effect Effects 0.000 claims description 24
- 238000002834 transmittance Methods 0.000 claims description 17
- 238000001514 detection method Methods 0.000 claims description 3
- 230000001678 irradiating effect Effects 0.000 claims 1
- 239000013307 optical fiber Substances 0.000 description 21
- 239000011521 glass Substances 0.000 description 11
- 238000000034 method Methods 0.000 description 9
- 238000005259 measurement Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 238000005315 distribution function Methods 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000011859 microparticle Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012798 spherical particle Substances 0.000 description 1
- 230000009466 transformation 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
Landscapes
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Length Measuring Devices By Optical Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58150976A JPS6042640A (ja) | 1983-08-19 | 1983-08-19 | 粒径測定装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58150976A JPS6042640A (ja) | 1983-08-19 | 1983-08-19 | 粒径測定装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6042640A JPS6042640A (ja) | 1985-03-06 |
| JPH0237978B2 true JPH0237978B2 (enExample) | 1990-08-28 |
Family
ID=15508558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58150976A Granted JPS6042640A (ja) | 1983-08-19 | 1983-08-19 | 粒径測定装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6042640A (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4781460A (en) * | 1986-01-08 | 1988-11-01 | Coulter Electronics Of New England, Inc. | System for measuring the size distribution of particles dispersed in a fluid |
| JP2592273B2 (ja) * | 1987-12-19 | 1997-03-19 | 富士通株式会社 | 流体中に含まれるパーティクル検出装置 |
| JPH0643950B2 (ja) * | 1989-09-29 | 1994-06-08 | 株式会社島津製作所 | 粒度分布測定装置 |
-
1983
- 1983-08-19 JP JP58150976A patent/JPS6042640A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6042640A (ja) | 1985-03-06 |
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