SE452513B - Forfarande och anordning for att bestemma koncentrationen av ett emne i partiklar burna av ett strommande medium - Google Patents

Forfarande och anordning for att bestemma koncentrationen av ett emne i partiklar burna av ett strommande medium

Info

Publication number
SE452513B
SE452513B SE8008145A SE8008145A SE452513B SE 452513 B SE452513 B SE 452513B SE 8008145 A SE8008145 A SE 8008145A SE 8008145 A SE8008145 A SE 8008145A SE 452513 B SE452513 B SE 452513B
Authority
SE
Sweden
Prior art keywords
radiation
intensity
medium
particles
wavelength range
Prior art date
Application number
SE8008145A
Other languages
English (en)
Swedish (sv)
Other versions
SE8008145L (sv
Inventor
Gerdt Fladda
Egils Kubulnieks
Torulf Pettersson
Original Assignee
Svenska Traeforskningsinst
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Svenska Traeforskningsinst filed Critical Svenska Traeforskningsinst
Publication of SE8008145L publication Critical patent/SE8008145L/
Publication of SE452513B publication Critical patent/SE452513B/sv

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/06Investigating concentration of particle suspensions
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47Scattering, i.e. diffuse reflection
    • G01N21/49Scattering, i.e. diffuse reflection within a body or fluid
    • G01N21/53Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke
    • G01N21/532Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke with measurement of scattering and transmission
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84Systems specially adapted for particular applications
    • G01N21/85Investigating moving fluids or granular solids

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Dispersion Chemistry (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Sampling And Sample Adjustment (AREA)
SE8008145A 1979-11-22 1980-11-20 Forfarande och anordning for att bestemma koncentrationen av ett emne i partiklar burna av ett strommande medium SE452513B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7909651 1979-11-22

Publications (2)

Publication Number Publication Date
SE8008145L SE8008145L (sv) 1981-05-23
SE452513B true SE452513B (sv) 1987-11-30

Family

ID=20339372

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8008145A SE452513B (sv) 1979-11-22 1980-11-20 Forfarande och anordning for att bestemma koncentrationen av ett emne i partiklar burna av ett strommande medium

Country Status (9)

Country Link
EP (1) EP0039718B1 (fr)
JP (1) JPH0136571B2 (fr)
BR (1) BR8008920A (fr)
CA (1) CA1162074A (fr)
DE (1) DE3070593D1 (fr)
FI (1) FI67958C (fr)
NO (1) NO154675C (fr)
SE (1) SE452513B (fr)
WO (1) WO1981001467A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1993005384A1 (fr) * 1991-09-12 1993-03-18 Procheck Ab Procede et systeme de determination des caracteristiques de fibres par spectroscopie a infrarouge proche

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1986007458A1 (fr) * 1985-06-10 1986-12-18 Chemtronics Ab Procede de mesure de la concentration en fibres et en materiau de remplissage de la partie humide d'une machine a papier et systeme de commande appliquant ce procede
US4810090A (en) * 1987-08-24 1989-03-07 Cobe Laboratories, Inc. Method and apparatus for monitoring blood components
DE4309328C2 (de) * 1993-03-18 1998-03-12 Volker Ost Verfahren zur Differenzierung, Konzentrationsbestimmung und Sortierung von Erythrozyten, Thrombozyten und Leukozyten
WO2015164274A1 (fr) * 2014-04-21 2015-10-29 Buglab Llc Capteur de particules avec discrimination d'agents perturbateurs

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3614450A (en) * 1969-02-17 1971-10-19 Measurex Corp Apparatus for measuring the amount of a substance that is associated with a base material
SE387172B (sv) * 1974-08-28 1976-08-30 Svenska Traeforskningsinst Anordning for metning av halten i en strommande vetska befintliga suspenderade emnen
SE405171B (sv) * 1977-05-31 1978-11-20 Svenska Traeforskningsinst Forfarande for koncentrationsbestemning

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1993005384A1 (fr) * 1991-09-12 1993-03-18 Procheck Ab Procede et systeme de determination des caracteristiques de fibres par spectroscopie a infrarouge proche
US5536942A (en) * 1991-09-12 1996-07-16 Procheck Ab Method and arrangement for determining fibre properties by near-infrared-spectroscopy

Also Published As

Publication number Publication date
NO812502L (no) 1981-07-21
WO1981001467A1 (fr) 1981-05-28
FI67958B (fi) 1985-02-28
NO154675B (no) 1986-08-18
DE3070593D1 (en) 1985-06-05
EP0039718A1 (fr) 1981-11-18
CA1162074A (fr) 1984-02-14
SE8008145L (sv) 1981-05-23
NO154675C (no) 1986-12-03
EP0039718B1 (fr) 1985-05-02
JPS56501539A (fr) 1981-10-22
JPH0136571B2 (fr) 1989-08-01
FI67958C (fi) 1985-06-10
BR8008920A (pt) 1981-09-01
FI812276L (fi) 1981-07-21

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