CA1069200A - Detecteur pour particules ou petits objets en mouvement - Google Patents

Detecteur pour particules ou petits objets en mouvement

Info

Publication number
CA1069200A
CA1069200A CA257,217A CA257217A CA1069200A CA 1069200 A CA1069200 A CA 1069200A CA 257217 A CA257217 A CA 257217A CA 1069200 A CA1069200 A CA 1069200A
Authority
CA
Canada
Prior art keywords
plate
strips
grain
sensing
objects
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
Application number
CA257,217A
Other languages
English (en)
Inventor
John Harbour
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Probe Engineering Co Ltd
Original Assignee
Probe Engineering Co Ltd
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 Probe Engineering Co Ltd filed Critical Probe Engineering Co Ltd
Application granted granted Critical
Publication of CA1069200A publication Critical patent/CA1069200A/fr
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D41/00—Combines, i.e. harvesters or mowers combined with threshing devices
    • A01D41/12—Details of combines
    • A01D41/127—Control or measuring arrangements specially adapted for combines
    • A01D41/1271—Control or measuring arrangements specially adapted for combines for measuring crop flow
    • A01D41/1272—Control or measuring arrangements specially adapted for combines for measuring crop flow for measuring grain flow
    • A01D41/1273—Control or measuring arrangements specially adapted for combines for measuring crop flow for measuring grain flow for measuring grain loss
    • 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
    • G01F1/66—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 measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
    • G01F1/666—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 measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters by detecting noise and sounds generated by the flowing fluid
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/04—Analysing solids
    • G01N29/045—Analysing solids by imparting shocks to the workpiece and detecting the vibrations or the acoustic waves caused by the shocks
    • G01N29/046—Analysing solids by imparting shocks to the workpiece and detecting the vibrations or the acoustic waves caused by the shocks using the echo of particles imparting on a surface; using acoustic emission of particles
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/024—Mixtures
    • G01N2291/02408—Solids in gases, e.g. particle suspensions
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/028—Material parameters
    • G01N2291/02836—Flow rate, liquid level
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/04—Wave modes and trajectories
    • G01N2291/042—Wave modes
    • G01N2291/0421—Longitudinal waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/04—Wave modes and trajectories
    • G01N2291/042—Wave modes
    • G01N2291/0422—Shear waves, transverse waves, horizontally polarised waves

Landscapes

  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Acoustics & Sound (AREA)
  • Environmental Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Electromagnetism (AREA)
  • Fluid Mechanics (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
CA257,217A 1975-07-22 1976-07-19 Detecteur pour particules ou petits objets en mouvement Expired CA1069200A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3055175A GB1552794A (en) 1975-07-22 1975-07-22 Apparatus for sensing moving particles or small moving objjects

Publications (1)

Publication Number Publication Date
CA1069200A true CA1069200A (fr) 1980-01-01

Family

ID=10309416

Family Applications (1)

Application Number Title Priority Date Filing Date
CA257,217A Expired CA1069200A (fr) 1975-07-22 1976-07-19 Detecteur pour particules ou petits objets en mouvement

Country Status (4)

Country Link
AU (1) AU502601B2 (fr)
CA (1) CA1069200A (fr)
DE (1) DE2632507A1 (fr)
GB (1) GB1552794A (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4517792A (en) * 1982-05-07 1985-05-21 Deere & Company Grain loss monitor sensor mounting arrangement for a combine
DE3731080A1 (de) * 1987-09-16 1989-03-30 Claas Ohg Verlustkornsensor fuer erntemaschinen
DE3884602T2 (de) * 1988-04-26 1994-02-17 Ford New Holland Inc Körnerverlustmonitoren für Mähmaschinen.
EP0339142B1 (fr) * 1988-04-26 1992-09-02 Ford New Holland N.V. Détecteurs d'impact
US5046362A (en) * 1988-04-26 1991-09-10 Ford New Holland, Inc. Grain loss monitors for harvesting machines
DE3900450A1 (de) * 1989-01-10 1990-07-12 Hergeth Hubert System zum ausscheiden von steinen aus einem faserstrom
DE4138531A1 (de) * 1991-11-23 1993-05-27 Kloeckner Humboldt Deutz Ag Messvorrichtung
DE4138533A1 (de) * 1991-11-23 1993-05-27 Kloeckner Humboldt Deutz Ag Messvorrichtung
DE19912372C1 (de) 1999-03-19 2000-11-09 Case Harvesting Sys Gmbh Vorrichtung zur Messung des Kornanteiles in einer Überkehr eines Mähdreschers
CN109489747B (zh) * 2018-12-24 2020-03-20 合肥工业大学 一种基于谐波分析的电磁流量计信号处理方法

Also Published As

Publication number Publication date
AU502601B2 (en) 1979-08-02
AU1614776A (en) 1978-01-26
GB1552794A (en) 1979-09-19
DE2632507A1 (de) 1977-04-21

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Legal Events

Date Code Title Description
MKEX Expiry