CA2018342C - Hypsometer having controlled heating, particularly for use in metrological radio-sondes - Google Patents
Hypsometer having controlled heating, particularly for use in metrological radio-sondesInfo
- Publication number
- CA2018342C CA2018342C CA002018342A CA2018342A CA2018342C CA 2018342 C CA2018342 C CA 2018342C CA 002018342 A CA002018342 A CA 002018342A CA 2018342 A CA2018342 A CA 2018342A CA 2018342 C CA2018342 C CA 2018342C
- Authority
- CA
- Canada
- Prior art keywords
- vessel
- hypsometer
- measuring
- temperature
- boiling
- 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 - Fee Related
Links
- 238000010438 heat treatment Methods 0.000 title claims abstract description 52
- 238000009835 boiling Methods 0.000 claims abstract description 41
- 239000012530 fluid Substances 0.000 claims abstract description 24
- 230000005494 condensation Effects 0.000 claims abstract description 7
- 238000009833 condensation Methods 0.000 claims abstract description 7
- 230000003044 adaptive effect Effects 0.000 claims abstract description 6
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 9
- 230000007423 decrease Effects 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 230000000087 stabilizing effect Effects 0.000 abstract description 2
- GRYSXUXXBDSYRT-WOUKDFQISA-N (2r,3r,4r,5r)-2-(hydroxymethyl)-4-methoxy-5-[6-(methylamino)purin-9-yl]oxolan-3-ol Chemical compound C1=NC=2C(NC)=NC=NC=2N1[C@@H]1O[C@H](CO)[C@@H](O)[C@H]1OC GRYSXUXXBDSYRT-WOUKDFQISA-N 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 4
- 238000001704 evaporation Methods 0.000 description 2
- 208000036366 Sensation of pressure Diseases 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000000153 supplemental effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
- G05D23/24—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature the sensing element having a resistance varying with temperature, e.g. a thermistor
- G05D23/2401—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature the sensing element having a resistance varying with temperature, e.g. a thermistor using a heating element as a sensing element
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L11/00—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00
- G01L11/002—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00 by thermal means, e.g. hypsometer
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/1927—Control of temperature characterised by the use of electric means using a plurality of sensors
- G05D23/193—Control of temperature characterised by the use of electric means using a plurality of sensors sensing the temperaure in different places in thermal relationship with one or more spaces
- G05D23/1931—Control of temperature characterised by the use of electric means using a plurality of sensors sensing the temperaure in different places in thermal relationship with one or more spaces to control the temperature of one space
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Remote Sensing (AREA)
- Control Of Temperature (AREA)
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
- Medicinal Preparation (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
- Cookers (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEP3936839.4 | 1989-11-06 | ||
| DE3936839A DE3936839C1 (https=) | 1989-11-06 | 1989-11-06 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2018342A1 CA2018342A1 (en) | 1991-05-06 |
| CA2018342C true CA2018342C (en) | 1996-10-29 |
Family
ID=6392925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002018342A Expired - Fee Related CA2018342C (en) | 1989-11-06 | 1990-06-05 | Hypsometer having controlled heating, particularly for use in metrological radio-sondes |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US5048337A (https=) |
| EP (1) | EP0427662B1 (https=) |
| JP (1) | JPH03167420A (https=) |
| AT (1) | ATE108550T1 (https=) |
| CA (1) | CA2018342C (https=) |
| DE (2) | DE3936839C1 (https=) |
| FI (1) | FI100738B (https=) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6530280B2 (en) * | 2001-03-26 | 2003-03-11 | George Schmermund | Hypsometer |
| CN108332898B (zh) * | 2018-04-17 | 2023-05-09 | 南京信息工程大学 | 一种复合量程气压传感器和高精度探空气压测量装置 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2832219A (en) * | 1955-06-02 | 1958-04-29 | Victory Engineering Corp | Hypsometers |
| US2901909A (en) * | 1957-06-14 | 1959-09-01 | Photographic Survey Corp Ltd | Altitude sensing device |
| US3276262A (en) * | 1964-07-21 | 1966-10-04 | Victory Engineering Corp | Long operating hypsometer structure |
| US4388829A (en) * | 1981-10-05 | 1983-06-21 | Canadian Patents & Development Limited | Evaporation type barometer |
-
1989
- 1989-11-06 DE DE3936839A patent/DE3936839C1/de not_active Expired - Fee Related
-
1990
- 1990-05-30 EP EP90810399A patent/EP0427662B1/de not_active Expired - Lifetime
- 1990-05-30 AT AT90810399T patent/ATE108550T1/de not_active IP Right Cessation
- 1990-05-30 DE DE59006420T patent/DE59006420D1/de not_active Expired - Fee Related
- 1990-06-05 CA CA002018342A patent/CA2018342C/en not_active Expired - Fee Related
- 1990-06-07 US US07/534,427 patent/US5048337A/en not_active Expired - Fee Related
- 1990-06-28 JP JP2171314A patent/JPH03167420A/ja active Pending
- 1990-07-18 FI FI903636A patent/FI100738B/fi not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| ATE108550T1 (de) | 1994-07-15 |
| US5048337A (en) | 1991-09-17 |
| FI100738B (fi) | 1998-02-13 |
| CA2018342A1 (en) | 1991-05-06 |
| EP0427662A2 (de) | 1991-05-15 |
| JPH03167420A (ja) | 1991-07-19 |
| EP0427662B1 (de) | 1994-07-13 |
| FI903636A0 (fi) | 1990-07-18 |
| EP0427662A3 (en) | 1991-09-11 |
| DE3936839C1 (https=) | 1990-05-23 |
| DE59006420D1 (de) | 1994-08-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |