GB1552794A - Apparatus for sensing moving particles or small moving objjects - Google Patents

Apparatus for sensing moving particles or small moving objjects

Info

Publication number
GB1552794A
GB1552794A GB3055175A GB3055175A GB1552794A GB 1552794 A GB1552794 A GB 1552794A GB 3055175 A GB3055175 A GB 3055175A GB 3055175 A GB3055175 A GB 3055175A GB 1552794 A GB1552794 A GB 1552794A
Authority
GB
United Kingdom
Prior art keywords
moving
objjects
sensing
small
particles
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
GB3055175A
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
Priority to GB3055175A priority Critical patent/GB1552794A/en
Priority to CA257,217A priority patent/CA1069200A/en
Priority to DE19762632507 priority patent/DE2632507A1/en
Priority to AU16147/76A priority patent/AU502601B2/en
Publication of GB1552794A publication Critical patent/GB1552794A/en
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)
GB3055175A 1975-07-02 1975-07-22 Apparatus for sensing moving particles or small moving objjects Expired GB1552794A (en)

Priority Applications (4)

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
CA257,217A CA1069200A (en) 1975-07-22 1976-07-19 Apparatus for sensing moving particles or small moving objects
DE19762632507 DE2632507A1 (en) 1975-07-22 1976-07-20 SENSOR DEVICE FOR SENSE OF SMALL PARTICLES
AU16147/76A AU502601B2 (en) 1975-07-02 1976-07-22 Moving particle detector

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
GB1552794A true GB1552794A (en) 1979-09-19

Family

ID=10309416

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3055175A Expired GB1552794A (en) 1975-07-02 1975-07-22 Apparatus for sensing moving particles or small moving objjects

Country Status (4)

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

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2209834A (en) * 1987-09-16 1989-05-24 Claas Ohg Lost grain sensor for harvesting machines
EP1038429A1 (en) * 1999-03-19 2000-09-27 Case Harvesting Systems GmbH Device for measuring the amount of grains in the tailings return system of a combine harvester
CN109489747A (en) * 2018-12-24 2019-03-19 合肥工业大学 A kind of electromagnetic flowmeter signal processing method based on frequency analysis

Families Citing this family (7)

* 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
US5046362A (en) * 1988-04-26 1991-09-10 Ford New Holland, Inc. Grain loss monitors for harvesting machines
DE3884602T2 (en) * 1988-04-26 1994-02-17 Ford New Holland Inc Grain loss monitors for mowers.
EP0339142B1 (en) * 1988-04-26 1992-09-02 Ford New Holland N.V. Impact detectors
DE3900450A1 (en) * 1989-01-10 1990-07-12 Hergeth Hubert System for separating stones out of a fibre stream
DE4138531A1 (en) * 1991-11-23 1993-05-27 Kloeckner Humboldt Deutz Ag Granular flowmeter for harvester thresher grain elevator - has measurement position at end of rocker in which grain flow affects electric or electromagnetic field
DE4138533A1 (en) * 1991-11-23 1993-05-27 Kloeckner Humboldt Deutz Ag Granular flowmeter for harvester thresher - detects change in physical field e.g. electric field or light beam, caused by flow of grain through outlet path

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2209834A (en) * 1987-09-16 1989-05-24 Claas Ohg Lost grain sensor for harvesting machines
GB2209834B (en) * 1987-09-16 1991-09-25 Claas Ohg Lost grain sensor for harvesting machines
EP1038429A1 (en) * 1999-03-19 2000-09-27 Case Harvesting Systems GmbH Device for measuring the amount of grains in the tailings return system of a combine harvester
US6342006B1 (en) 1999-03-19 2002-01-29 Case Harvesting Systems Gmbh Metering recycled-tailings stream in combine harvester
CN109489747A (en) * 2018-12-24 2019-03-19 合肥工业大学 A kind of electromagnetic flowmeter signal processing method based on frequency analysis
CN109489747B (en) * 2018-12-24 2020-03-20 合肥工业大学 Electromagnetic flowmeter signal processing method based on harmonic analysis

Also Published As

Publication number Publication date
AU502601B2 (en) 1979-08-02
DE2632507A1 (en) 1977-04-21
AU1614776A (en) 1978-01-26
CA1069200A (en) 1980-01-01

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee