CH385994A - Vorrichtung zum Messen von kleinen elektrischen Widerstandsänderungen - Google Patents
Vorrichtung zum Messen von kleinen elektrischen WiderstandsänderungenInfo
- Publication number
- CH385994A CH385994A CH1039861A CH1039861A CH385994A CH 385994 A CH385994 A CH 385994A CH 1039861 A CH1039861 A CH 1039861A CH 1039861 A CH1039861 A CH 1039861A CH 385994 A CH385994 A CH 385994A
- Authority
- CH
- Switzerland
- Prior art keywords
- resistor
- molten metal
- temperature
- alternating current
- standard
- Prior art date
Links
- 229910052751 metal Inorganic materials 0.000 claims description 28
- 239000002184 metal Substances 0.000 claims description 28
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 8
- 239000000155 melt Substances 0.000 claims description 4
- 230000001939 inductive effect Effects 0.000 claims description 2
- 230000001419 dependent effect Effects 0.000 claims 1
- 238000004804 winding Methods 0.000 description 10
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 229910052708 sodium Inorganic materials 0.000 description 4
- 239000011734 sodium Substances 0.000 description 4
- 239000012535 impurity Substances 0.000 description 3
- 239000010445 mica Substances 0.000 description 3
- 229910052618 mica group Inorganic materials 0.000 description 3
- 229910001006 Constantan Inorganic materials 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 230000005415 magnetization Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000896 Manganin Inorganic materials 0.000 description 1
- 229910018054 Ni-Cu Inorganic materials 0.000 description 1
- 229910018481 Ni—Cu Inorganic materials 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 229910000595 mu-metal Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 229920002050 silicone resin Polymers 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
Classifications
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C1/00—Reactor types
- G21C1/02—Fast fission reactors, i.e. reactors not using a moderator ; Metal cooled reactors; Fast breeders
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
- G01N27/023—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance where the material is placed in the field of a coil
- G01N27/025—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance where the material is placed in the field of a coil a current being generated within the material by induction
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
- G01R27/22—Measuring resistance of fluids
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C17/00—Monitoring; Testing ; Maintaining
- G21C17/10—Structural combination of fuel element, control rod, reactor core, or moderator structure with sensitive instruments, e.g. for measuring radioactivity, strain
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- High Energy & Nuclear Physics (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Plasma & Fusion (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Analytical Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Electrochemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Measurement Of Resistance Or Impedance (AREA)
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB30681/60A GB936040A (en) | 1958-06-03 | 1960-09-06 | Improvements in or relating to apparatus for measuring the electrical resistivity ofliquid metals |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH385994A true CH385994A (de) | 1964-12-31 |
Family
ID=10311460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1039861A CH385994A (de) | 1960-09-06 | 1961-09-06 | Vorrichtung zum Messen von kleinen elektrischen Widerstandsänderungen |
Country Status (5)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0303222A3 (de) * | 1987-08-12 | 1991-03-27 | Siemens Aktiengesellschaft | Messwertaufnehmer für die induktive Leitfähigkeitsmessung in fluiden Messstoffen |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3419796A (en) * | 1963-03-04 | 1968-12-31 | Bissett Berman Corp | Compensated salinometer |
| US3510761A (en) * | 1963-03-04 | 1970-05-05 | Bissett Berman Corp | Compensated salinometer |
| DE1281567B (de) * | 1965-06-25 | 1968-10-31 | Beckman Instruments Inc | Einrichtung zum Messen der elektrischen Leitfaehigkeit |
| US3404335A (en) * | 1965-07-26 | 1968-10-01 | Beckman Instruments Inc | Apparatus for measuring electrical conductivity of a conducting medium capable of flowing in a conduit |
| US3389332A (en) * | 1966-02-14 | 1968-06-18 | Gen Dynamics Corp | Method and inductive apparatus for measuring fluid conductivity with temperature compensating means |
| JP2589593B2 (ja) * | 1990-10-22 | 1997-03-12 | 株式会社堀場製作所 | 電磁誘導式導電率計 |
| JP3499315B2 (ja) * | 1994-12-29 | 2004-02-23 | アジレント・テクノロジー株式会社 | 電磁誘導式プローブの補正方法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1379266A (en) * | 1920-05-05 | 1921-05-24 | Leeds & Northrup Co | Compensation method and apparatus |
| US2383450A (en) * | 1939-01-25 | 1945-08-28 | Edwin D Coleman | Electrode structure for ph measurement and control devices |
| US2396420A (en) * | 1940-04-10 | 1946-03-12 | Engineering Lab Inc | Well survey apparatus |
| US2709785A (en) * | 1951-05-03 | 1955-05-31 | Robertshaw Fulton Controls Co | Measurement of conductivity of liquids |
| GB761903A (en) * | 1954-04-02 | 1956-11-21 | Wayne Kerr Lab Ltd | Improvements in or relating to the measurement of the electrical conductance of liquids |
| US3030573A (en) * | 1957-12-31 | 1962-04-17 | Denkishiki Kagakukeiki Kenkyus | Apparatus for measuring electric resistance or concentration of liquid |
| US2985826A (en) * | 1959-11-19 | 1961-05-23 | Phillips Petroleum Co | Electrical measuring apparatus |
-
1961
- 1961-09-04 FR FR872282A patent/FR1299349A/fr not_active Expired
- 1961-09-04 DE DEU8315A patent/DE1228831B/de active Pending
- 1961-09-05 SE SE886161A patent/SE220423C1/sv unknown
- 1961-09-06 CH CH1039861A patent/CH385994A/de unknown
- 1961-09-06 US US136332A patent/US3151293A/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0303222A3 (de) * | 1987-08-12 | 1991-03-27 | Siemens Aktiengesellschaft | Messwertaufnehmer für die induktive Leitfähigkeitsmessung in fluiden Messstoffen |
Also Published As
| Publication number | Publication date |
|---|---|
| FR1299349A (fr) | 1962-07-20 |
| SE220423C1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1968-05-07 |
| DE1228831B (de) | 1966-11-17 |
| US3151293A (en) | 1964-09-29 |
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