DE2508067A1 - Vorrichtung zur aufspuerung von metallischen teilchen - Google Patents
Vorrichtung zur aufspuerung von metallischen teilchenInfo
- Publication number
- DE2508067A1 DE2508067A1 DE19752508067 DE2508067A DE2508067A1 DE 2508067 A1 DE2508067 A1 DE 2508067A1 DE 19752508067 DE19752508067 DE 19752508067 DE 2508067 A DE2508067 A DE 2508067A DE 2508067 A1 DE2508067 A1 DE 2508067A1
- Authority
- DE
- Germany
- Prior art keywords
- resonance circuit
- signal
- frequency
- self
- pulse
- 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.)
- Pending
Links
- 239000013528 metallic particle Substances 0.000 title claims description 15
- 230000005291 magnetic effect Effects 0.000 claims description 24
- 239000002245 particle Substances 0.000 claims description 12
- 239000002923 metal particle Substances 0.000 claims description 10
- 230000008878 coupling Effects 0.000 claims description 7
- 238000010168 coupling process Methods 0.000 claims description 7
- 238000005859 coupling reaction Methods 0.000 claims description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 239000010949 copper Substances 0.000 claims description 6
- 230000010363 phase shift Effects 0.000 claims description 6
- 239000003989 dielectric material Substances 0.000 claims description 3
- 230000001939 inductive effect Effects 0.000 claims description 3
- 238000010998 test method Methods 0.000 claims 1
- 239000003990 capacitor Substances 0.000 description 12
- 238000001514 detection method Methods 0.000 description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 10
- 230000008859 change Effects 0.000 description 7
- 239000008187 granular material Substances 0.000 description 7
- 230000035945 sensitivity Effects 0.000 description 7
- 229920000728 polyester Polymers 0.000 description 6
- 229910052742 iron Inorganic materials 0.000 description 5
- 229910001369 Brass Inorganic materials 0.000 description 4
- 239000010951 brass Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 150000002739 metals Chemical class 0.000 description 4
- 239000004020 conductor Substances 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 230000035699 permeability Effects 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 230000003321 amplification Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 230000003071 parasitic effect Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 239000010755 BS 2869 Class G Substances 0.000 description 1
- 244000228957 Ferula foetida Species 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000005292 diamagnetic effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000005294 ferromagnetic effect Effects 0.000 description 1
- 239000003302 ferromagnetic material Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000009828 non-uniform distribution Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
- G01V3/08—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices
- G01V3/10—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils
- G01V3/101—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils by measuring the impedance of the search coil; by measuring features of a resonant circuit comprising the search coil
-
- 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
- G01N15/06—Investigating concentration of particle suspensions
- G01N15/0656—Investigating concentration of particle suspensions using electric, e.g. electrostatic methods or magnetic methods
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Remote Sensing (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- Geology (AREA)
- Geophysics (AREA)
- Electromagnetism (AREA)
- Dispersion Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
- Geophysics And Detection Of Objects (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB12167/74A GB1510103A (en) | 1974-03-19 | 1974-03-19 | Metallic particle detection apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2508067A1 true DE2508067A1 (de) | 1975-09-25 |
Family
ID=9999583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19752508067 Pending DE2508067A1 (de) | 1974-03-19 | 1975-02-25 | Vorrichtung zur aufspuerung von metallischen teilchen |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4004216A (https=) |
| JP (1) | JPS50126299A (https=) |
| BE (1) | BE826520A (https=) |
| DE (1) | DE2508067A1 (https=) |
| FR (1) | FR2265101B1 (https=) |
| GB (1) | GB1510103A (https=) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0249980A3 (en) * | 1986-06-20 | 1989-07-19 | Nitto Glass Fiber Mfg. Co., Ltd. | Method of detecting conductive material contained in glass fiber and detecting apparatus therefor |
| DE3815010A1 (de) * | 1988-04-30 | 1989-11-09 | Leybold Ag | Schaltungsanordnung fuer den kombinierten einsatz einer induktiven und einer kapazitiven einrichtung fuer die zerstoerungsfreie messung des ohmschen wiederstands duenner schichten |
| DE4017780A1 (de) * | 1990-06-01 | 1991-12-05 | Sensoplan Messtechnik Gmbh | Vorrichtung zum feststellen von relativ zu einer metallempfindlichen sensoranordnung bewegten metallteilen |
| US5205019A (en) * | 1990-09-17 | 1993-04-27 | Trutzschler Gmbh & Co. Kg | Apparatus for separating metal bodies from a textile fiber stream |
| CN115639116A (zh) * | 2022-11-14 | 2023-01-24 | 南京航空航天大学 | 一种感应式油液磨粒传感器信号处理系统及方法 |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4476434A (en) * | 1982-01-25 | 1984-10-09 | The United States Of America As Represented By The United States Department Of Energy | Non-destructive testing method and apparatus utilizing phase multiplication holography |
| GB2130728B (en) * | 1982-09-23 | 1986-07-16 | De Beers Ind Diamond | Measuring settling rates |
| EP0157496A3 (en) * | 1984-03-28 | 1987-03-25 | Northern Telecom Limited | Monitoring of magnetically permeable particles in a carrier material |
| GB8510732D0 (en) * | 1985-04-26 | 1985-06-05 | Univ Edinburgh | Oil debris monitor |
| US4731578A (en) * | 1985-05-02 | 1988-03-15 | Aeroquip Corporation | Electrical sensing system for measuring ferrous particles within a fluid |
| US4878019A (en) * | 1985-05-02 | 1989-10-31 | Aeroquip Corporation | Electrical sensing system for measuring ferrous particles within a fluid with temperature compensation circuit |
| FR2657696B1 (fr) * | 1990-02-01 | 1992-07-24 | Centre Nat Rech Scient | Dispositif de detection de corps metalliques, en particulier de fines particules. |
| US5334932A (en) * | 1991-02-22 | 1994-08-02 | Vickers Incorporated | Temperature compensated electrical sensor system for measuring ferrous particles in a fluid using a series resonant oscillator and microprocessor |
| US5608315A (en) * | 1995-08-21 | 1997-03-04 | Caterpillar Inc. | Apparatus for detecting particles in a fluid and a method for operating same |
| US5608316A (en) * | 1995-08-21 | 1997-03-04 | Caterpillar Inc. | Apparatus for detecting particles in a fluid and a method for operating same |
| DE19911958C2 (de) * | 1999-03-17 | 2002-02-07 | Precitec Kg | Verfahren zur induktiven Abstandsmessung und Arbeitskopf zur Durchführung des Verfahrens |
| US6650108B2 (en) * | 2001-05-11 | 2003-11-18 | Lord Corporation | System and method for monitoring the composition of a magnetorheological fluid |
| US10545516B2 (en) * | 2017-08-02 | 2020-01-28 | Schneider Electric Systems Usa, Inc. | Industrial process control transmitter for determining solution concentration |
| CN109100270B (zh) * | 2018-08-29 | 2020-10-02 | 大连海事大学 | 一种环形微流道油液检测装置及其制作方法 |
| CA3052301A1 (en) | 2019-08-16 | 2021-02-16 | Nova Chemicals Corporation | Detection / removal of metal contamination |
| CN113465660B (zh) * | 2021-05-25 | 2022-07-05 | 湖南大学 | 基于电导率的非接触式测温及物料成分检测装置与方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA662393A (en) * | 1963-04-30 | Link Division, General Precision | Inductive loop presence detector | |
| US2958037A (en) * | 1957-02-08 | 1960-10-25 | Univ Minnesota | Magnetic shield for coils |
| GB1051140A (https=) * | 1962-02-07 | 1900-01-01 | ||
| US3103655A (en) * | 1962-08-14 | 1963-09-10 | Clarence S Jones | Proximity responsive switching system |
| US3665298A (en) * | 1970-01-05 | 1972-05-23 | Erico Prod Inc | Metal impurity detector for tubular conveyor system |
-
1974
- 1974-03-19 GB GB12167/74A patent/GB1510103A/en not_active Expired
-
1975
- 1975-02-07 FR FR7504275A patent/FR2265101B1/fr not_active Expired
- 1975-02-25 DE DE19752508067 patent/DE2508067A1/de active Pending
- 1975-03-04 JP JP50026953A patent/JPS50126299A/ja active Pending
- 1975-03-11 BE BE1006512A patent/BE826520A/xx unknown
- 1975-03-17 US US05/559,040 patent/US4004216A/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0249980A3 (en) * | 1986-06-20 | 1989-07-19 | Nitto Glass Fiber Mfg. Co., Ltd. | Method of detecting conductive material contained in glass fiber and detecting apparatus therefor |
| DE3815010A1 (de) * | 1988-04-30 | 1989-11-09 | Leybold Ag | Schaltungsanordnung fuer den kombinierten einsatz einer induktiven und einer kapazitiven einrichtung fuer die zerstoerungsfreie messung des ohmschen wiederstands duenner schichten |
| DE4017780A1 (de) * | 1990-06-01 | 1991-12-05 | Sensoplan Messtechnik Gmbh | Vorrichtung zum feststellen von relativ zu einer metallempfindlichen sensoranordnung bewegten metallteilen |
| US5205019A (en) * | 1990-09-17 | 1993-04-27 | Trutzschler Gmbh & Co. Kg | Apparatus for separating metal bodies from a textile fiber stream |
| CN115639116A (zh) * | 2022-11-14 | 2023-01-24 | 南京航空航天大学 | 一种感应式油液磨粒传感器信号处理系统及方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2265101B1 (https=) | 1978-12-08 |
| US4004216A (en) | 1977-01-18 |
| GB1510103A (en) | 1978-05-10 |
| FR2265101A1 (https=) | 1975-10-17 |
| BE826520A (nl) | 1975-09-11 |
| JPS50126299A (https=) | 1975-10-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OHN | Withdrawal |