CA1247723A - Device for measuring cloud height - Google Patents
Device for measuring cloud heightInfo
- Publication number
- CA1247723A CA1247723A CA000498429A CA498429A CA1247723A CA 1247723 A CA1247723 A CA 1247723A CA 000498429 A CA000498429 A CA 000498429A CA 498429 A CA498429 A CA 498429A CA 1247723 A CA1247723 A CA 1247723A
- Authority
- CA
- Canada
- Prior art keywords
- height
- values
- f3max
- function
- maximum
- 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
Links
- 230000006870 function Effects 0.000 claims abstract description 64
- 230000010363 phase shift Effects 0.000 claims abstract description 16
- 238000001556 precipitation Methods 0.000 claims description 25
- 238000011156 evaluation Methods 0.000 claims description 14
- 238000012886 linear function Methods 0.000 claims description 5
- 230000003287 optical effect Effects 0.000 claims description 3
- 230000001419 dependent effect Effects 0.000 claims description 2
- 238000007664 blowing Methods 0.000 claims 1
- 230000004044 response Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 2
- 230000000875 corresponding effect Effects 0.000 abstract 1
- 230000000630 rising effect Effects 0.000 description 10
- 230000005540 biological transmission Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 3
- ZUXNHFFVQWADJL-UHFFFAOYSA-N 3,4,5-trimethoxy-n-(2-methoxyethyl)-n-(4-phenyl-1,3-thiazol-2-yl)benzamide Chemical compound N=1C(C=2C=CC=CC=2)=CSC=1N(CCOC)C(=O)C1=CC(OC)=C(OC)C(OC)=C1 ZUXNHFFVQWADJL-UHFFFAOYSA-N 0.000 description 2
- AYFVYJQAPQTCCC-GBXIJSLDSA-N L-threonine Chemical compound C[C@@H](O)[C@H](N)C(O)=O AYFVYJQAPQTCCC-GBXIJSLDSA-N 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000002674 ointment Substances 0.000 description 2
- 241001108995 Messa Species 0.000 description 1
- 241001237728 Precis Species 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- OWZREIFADZCYQD-NSHGMRRFSA-N deltamethrin Chemical compound CC1(C)[C@@H](C=C(Br)Br)[C@H]1C(=O)O[C@H](C#N)C1=CC=CC(OC=2C=CC=CC=2)=C1 OWZREIFADZCYQD-NSHGMRRFSA-N 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 231100000040 eye damage Toxicity 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920000136 polysorbate Polymers 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 235000002020 sage Nutrition 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000001702 transmitter Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/88—Lidar systems specially adapted for specific applications
- G01S17/95—Lidar systems specially adapted for specific applications for meteorological use
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
- G01S17/06—Systems determining position data of a target
- G01S17/08—Systems determining position data of a target for measuring distance only
- G01S17/10—Systems determining position data of a target for measuring distance only using transmission of interrupted, pulse-modulated waves
- G01S17/18—Systems determining position data of a target for measuring distance only using transmission of interrupted, pulse-modulated waves wherein range gates are used
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
- G01S7/497—Means for monitoring or calibrating
- G01S2007/4975—Means for monitoring or calibrating of sensor obstruction by, e.g. dirt- or ice-coating, e.g. by reflection measurement on front-screen
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/10—Information and communication technologies [ICT] supporting adaptation to climate change, e.g. for weather forecasting or climate simulation
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Optical Radar Systems And Details Thereof (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3447446 | 1984-12-27 | ||
| DEP3447446.3 | 1984-12-27 | ||
| DEP3536659.1 | 1985-10-15 | ||
| DE19853536659 DE3536659A1 (de) | 1984-12-27 | 1985-10-15 | Vorrichtung zur wolkenhoehenmessung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1247723A true CA1247723A (en) | 1988-12-28 |
Family
ID=25827800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000498429A Expired CA1247723A (en) | 1984-12-27 | 1985-12-23 | Device for measuring cloud height |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4722599A (enExample) |
| CA (1) | CA1247723A (enExample) |
| DE (1) | DE3536659A1 (enExample) |
| GB (1) | GB2170973A (enExample) |
| SE (1) | SE460156B (enExample) |
Families Citing this family (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3640449C1 (de) * | 1986-11-27 | 1988-06-30 | Messerschmitt Boelkow Blohm | Einrichtung zum Bestimmen der Entfernung zwischen zwei Objekten,insbesondere zwei Kraftfahrzeugen |
| FI884142A7 (fi) * | 1988-09-08 | 1990-03-09 | Vaisala Oy | Valosironnan mittausjärjestelmä. |
| SE465392B (sv) * | 1990-01-12 | 1991-09-02 | Optab Optronikinnovation Ab | Foerfarande och anordning vid optiska avstaandsmaetare |
| WO1991013319A1 (en) * | 1990-02-26 | 1991-09-05 | International Measurement, Inc. | Laser detector system |
| US5270929A (en) * | 1990-12-31 | 1993-12-14 | The United States Of America As Represented By The Secretary Of The Navy | Radio wave refractivity deduced from lidar measurements |
| FI94559C (fi) * | 1992-07-30 | 1995-09-25 | Vaisala Oy | Menetelmä ja laitteisto ilmakehän näkyvyyden ja valosironnan mittaamiseksi, jossa laitteistossa lähetykselle ja vastaanotolle käytetään yhteistä optiikkaa |
| US5241315A (en) * | 1992-08-13 | 1993-08-31 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Micro pulse laser radar |
| DE4301228C1 (de) * | 1993-01-19 | 1994-04-21 | Daimler Benz Ag | Verfahren zur Bestimmung der Sichtweite |
| CN1057606C (zh) * | 1993-12-29 | 2000-10-18 | 现代电子产业株式会社 | 使用清除装置的光学测距装置及其方法 |
| FI98766C (fi) * | 1994-01-11 | 1997-08-11 | Vaisala Oy | Laite ja menetelmä näkyvyyden ja vallitsevan sään mittaamiseksi |
| US5740291A (en) * | 1995-10-13 | 1998-04-14 | The University Of Western Ontario | Fiber optic sensor for sensing particle movement in a catalytic reactor |
| DE19912971C1 (de) * | 1999-03-23 | 2000-09-21 | Daimler Chrysler Ag | Verfahren zur Erfassung der Lichtleistung einer Sendediode einer optischen Überwachungseinheit sowie geeignete Schaltungsanordnung |
| US6407803B1 (en) * | 1999-03-25 | 2002-06-18 | Endress + Hauser Gbmh + Co. | Laser measuring device |
| FI112402B (fi) * | 1999-10-28 | 2003-11-28 | Diware Oy | Menetelmä puustotunnusten määrittämiseksi sekä tietokoneohjelma menetelmän suorittamiseksi |
| US6650402B2 (en) * | 2000-02-10 | 2003-11-18 | Oceanit Laboratories, Inc. | Omni-directional cloud height indicator |
| DE10026534A1 (de) * | 2000-05-27 | 2002-02-28 | Diehl Munitionssysteme Gmbh | Laserentfernungsmesseinrichtung für einen Zünder |
| DE102005046950B3 (de) * | 2005-09-30 | 2006-12-21 | Siemens Ag | Vorrichtung und Verfahren zur Aufnahme von Abstandsbildern |
| US7307577B1 (en) * | 2006-09-28 | 2007-12-11 | Rockwell Collins, Inc. | Storm top detection |
| DE102009000472A1 (de) * | 2009-01-29 | 2010-08-05 | Robert Bosch Gmbh | Verfahren zur Detektion von Niederschlag mit einem Radarortungsgerät für Kraftfahrzeuge |
| US9411044B1 (en) | 2011-09-27 | 2016-08-09 | Rockwell Collins, Inc. | Auto updating of weather cell displays |
| US8786486B1 (en) | 2011-09-27 | 2014-07-22 | Rockwell Collins, Inc. | System and method for providing weather radar status |
| US8742974B1 (en) | 2011-09-27 | 2014-06-03 | Rockwell Collins, Inc. | System and method for enabling display of textual weather information on an aviation display |
| EP2605043B1 (en) * | 2011-12-15 | 2014-07-23 | Upwind | A self-cleaning light detection and ranging device |
| US9476968B2 (en) * | 2014-07-24 | 2016-10-25 | Rosemount Aerospace Inc. | System and method for monitoring optical subsystem performance in cloud LIDAR systems |
| US10031059B1 (en) * | 2017-01-20 | 2018-07-24 | Rosemount Aerospace Inc. | Controlled sampling volume of clouds for measuring cloud parameters |
| US20190003455A1 (en) | 2017-06-29 | 2019-01-03 | Siemens Aktiengesellschaft | Method and arrangement for detecting a shadow condition of a wind turbine |
| RU175866U1 (ru) * | 2017-07-20 | 2017-12-21 | Общество с ограниченной ответственностью "Научно-производственное предприятие "Лазерные системы" | Облакомер |
| CN109491038A (zh) * | 2017-09-12 | 2019-03-19 | 北京维天信气象设备有限公司 | 一种激光测云仪光学系统的焦距自动调节装置及方法 |
| US10466157B1 (en) * | 2018-05-04 | 2019-11-05 | Rosemount Aerospace Inc. | System and method for measuring cloud parameters |
| US20220146680A1 (en) | 2020-11-12 | 2022-05-12 | OPSYS Tech Ltd. | LiDAR System with Transmit Optical Power Monitor |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2442913A (en) * | 1944-09-18 | 1948-06-08 | Abrams Talbert | Lens heater |
| US3085244A (en) * | 1956-09-05 | 1963-04-09 | Rca Corp | Iso-contour circuits |
| US3519354A (en) * | 1965-06-17 | 1970-07-07 | Sperry Rand Corp | System for measuring extinction coefficients in the atmosphere utilizing backscattered signals |
| US3567915A (en) * | 1969-07-22 | 1971-03-02 | Trw Inc | Method of an apparatus for remotely determining the profile of fluid turbulence |
| SE417755B (sv) * | 1977-06-03 | 1981-04-06 | Asea Ab | Anordning for metning av molnhojd |
| DE2726999C2 (de) * | 1977-06-15 | 1983-05-05 | Impulsphysik Gmbh, 2000 Hamburg | Verfahren zur Wolkenhöhenmessung und langlebiger augensicherer Wolkenhöhenmesser nach dem Laufzeitprinzip |
| CH628139A5 (de) * | 1978-08-03 | 1982-02-15 | Fruengel Frank | Verfahren und einrichtung zur wolkenhoehenmessung. |
| DE2921927B1 (de) * | 1979-05-30 | 1980-02-21 | Grundig Emv | Einrichtung zur Frontscheibenbeheizung einer Fernsehkamera |
| US4289397A (en) * | 1979-07-20 | 1981-09-15 | Avco Everett Research Laboratory, Inc. | Laser ceilometer signal processing means |
| US4299483A (en) * | 1979-11-13 | 1981-11-10 | Grove Thomas C | Path alignment apparatus |
| US4277131A (en) * | 1980-01-29 | 1981-07-07 | The United States Of America As Represented By The Administrator Of The United States Environmental Protection Agency | Antifouling window assembly |
| US4511249A (en) * | 1981-01-14 | 1985-04-16 | Frank Frungel | Microprocessor-driven laser ceilometers |
| US4397549A (en) * | 1981-03-27 | 1983-08-09 | The United States Of America As Represented By The Secretary Of The Army | Method for removal of LIDAR background backscattering by subtraction of multiple-delayed return signal |
| SE455541B (sv) * | 1983-04-18 | 1988-07-18 | Asea Ab | Forfarande for styrning av energien hos metsignaler fran en molnhojdsmetare samt molnhojdsmetare for genomforande av forfarandet |
| DE3425098C2 (de) * | 1984-07-07 | 1986-11-06 | Messerschmitt-Bölkow-Blohm GmbH, 8012 Ottobrunn | Einrichtung zum Erfassen, Abstandsmessen und Abbilden von Objekten in umhüllenden trüben Medien mittels Laser |
-
1985
- 1985-10-15 DE DE19853536659 patent/DE3536659A1/de active Granted
- 1985-11-12 SE SE8505331A patent/SE460156B/xx not_active IP Right Cessation
- 1985-12-12 US US06/808,427 patent/US4722599A/en not_active Expired - Lifetime
- 1985-12-23 CA CA000498429A patent/CA1247723A/en not_active Expired
- 1985-12-23 GB GB08531629A patent/GB2170973A/en not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| GB8531629D0 (en) | 1986-02-05 |
| US4722599A (en) | 1988-02-02 |
| SE8505331L (sv) | 1986-06-28 |
| GB2170973A (en) | 1986-08-13 |
| SE460156B (sv) | 1989-09-11 |
| SE8505331D0 (sv) | 1985-11-12 |
| DE3536659C2 (enExample) | 1989-03-30 |
| DE3536659A1 (de) | 1986-07-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |