DK111396B - Elektrisk måleapparat til måling af modstandsvariationer i et fugtighedsfølsomt modstandselement. - Google Patents
Elektrisk måleapparat til måling af modstandsvariationer i et fugtighedsfølsomt modstandselement.Info
- Publication number
- DK111396B DK111396B DK292059A DK292059A DK111396B DK 111396 B DK111396 B DK 111396B DK 292059 A DK292059 A DK 292059A DK 292059 A DK292059 A DK 292059A DK 111396 B DK111396 B DK 111396B
- Authority
- DK
- Denmark
- Prior art keywords
- moisture
- measuring
- measuring device
- resistance element
- electric
- Prior art date
Links
Classifications
-
- 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
- G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
- G01N27/12—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon absorption of a fluid; of a solid body in dependence upon reaction with a fluid, for detecting components in the fluid
- G01N27/121—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon absorption of a fluid; of a solid body in dependence upon reaction with a fluid, for detecting components in the fluid for determining moisture content, e.g. humidity, of the fluid
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
- G01K7/18—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a linear resistance, e.g. platinum resistance thermometer
- G01K7/20—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a linear resistance, e.g. platinum resistance thermometer in a specially-adapted circuit, e.g. bridge circuit
-
- 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
- G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
- G01N27/048—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance for determining moisture content of the material
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D22/00—Control of humidity
- G05D22/02—Control of humidity characterised by the use of electric means
Landscapes
- Chemical & Material Sciences (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Automation & Control Theory (AREA)
- Engineering & Computer Science (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DK292059A DK111396B (da) | 1959-08-14 | 1959-08-14 | Elektrisk måleapparat til måling af modstandsvariationer i et fugtighedsfølsomt modstandselement. |
| GB2820560A GB947929A (en) | 1959-08-14 | 1960-08-15 | A thermal responsive or moisture-sensitive electrical controlling or measuring device |
| CH924160A CH395599A (de) | 1959-08-14 | 1960-08-15 | Steuer- oder Messgerät, das auf Temperatur- oder Feuchtigkeitsänderungen anspricht |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DK292059A DK111396B (da) | 1959-08-14 | 1959-08-14 | Elektrisk måleapparat til måling af modstandsvariationer i et fugtighedsfølsomt modstandselement. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK111396B true DK111396B (da) | 1968-08-12 |
Family
ID=8117134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK292059A DK111396B (da) | 1959-08-14 | 1959-08-14 | Elektrisk måleapparat til måling af modstandsvariationer i et fugtighedsfølsomt modstandselement. |
Country Status (3)
| Country | Link |
|---|---|
| CH (1) | CH395599A (da) |
| DK (1) | DK111396B (da) |
| GB (1) | GB947929A (da) |
-
1959
- 1959-08-14 DK DK292059A patent/DK111396B/da unknown
-
1960
- 1960-08-15 GB GB2820560A patent/GB947929A/en not_active Expired
- 1960-08-15 CH CH924160A patent/CH395599A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB947929A (en) | 1964-01-29 |
| CH395599A (de) | 1965-07-15 |
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