FR2654834B1 - Sonde capacitive pour la mesure in situ de la teneur en eau d'un sol. - Google Patents
Sonde capacitive pour la mesure in situ de la teneur en eau d'un sol.Info
- Publication number
- FR2654834B1 FR2654834B1 FR8915135A FR8915135A FR2654834B1 FR 2654834 B1 FR2654834 B1 FR 2654834B1 FR 8915135 A FR8915135 A FR 8915135A FR 8915135 A FR8915135 A FR 8915135A FR 2654834 B1 FR2654834 B1 FR 2654834B1
- Authority
- FR
- France
- Prior art keywords
- soil
- moisture content
- situ measurement
- capacitive probe
- capacitive
- 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 - Lifetime
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
- G01N27/22—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance
- G01N27/223—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance for determining moisture content, e.g. humidity
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/24—Earth materials
- G01N33/246—Earth materials for water content
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8915135A FR2654834B1 (fr) | 1989-11-17 | 1989-11-17 | Sonde capacitive pour la mesure in situ de la teneur en eau d'un sol. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8915135A FR2654834B1 (fr) | 1989-11-17 | 1989-11-17 | Sonde capacitive pour la mesure in situ de la teneur en eau d'un sol. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2654834A1 FR2654834A1 (fr) | 1991-05-24 |
FR2654834B1 true FR2654834B1 (fr) | 1992-04-30 |
Family
ID=9387519
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8915135A Expired - Lifetime FR2654834B1 (fr) | 1989-11-17 | 1989-11-17 | Sonde capacitive pour la mesure in situ de la teneur en eau d'un sol. |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2654834B1 (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB0427659D0 (en) * | 2004-12-17 | 2005-01-19 | Delta T Devices Ltd | Moisture content sensor and related methods |
RU2652144C1 (ru) * | 2017-02-20 | 2018-04-25 | Николай Евгеньевич Староверов | Измеритель влагосодержания почвы |
CN108362745A (zh) * | 2018-04-16 | 2018-08-03 | 昆明大蚯蚓科技有限公司 | 土壤水分测量装置、传感器及其制造方法 |
CN108871996B (zh) * | 2018-08-28 | 2023-11-10 | 河北省农林科学院旱作农业研究所 | 一种现场测定土壤质量含水量和土壤容重的方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1798131A1 (de) * | 1967-08-29 | 1971-09-23 | Browning Gordon D | Kapazitiver Feuchtigkeitsmesser,kapazitive Sonde und Verfahren zur Anwendung |
AT350815B (de) * | 1977-09-02 | 1979-06-25 | Kargl Godfried Dipl Ing | Schneedichtemessgeraet |
CH651931A5 (en) * | 1981-02-09 | 1985-10-15 | Howag Ag | Apparatus for determining the water content of heapable products |
-
1989
- 1989-11-17 FR FR8915135A patent/FR2654834B1/fr not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR2654834A1 (fr) | 1991-05-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |