CA2053328C - System for indicating and signalling the presence of snow and ice - Google Patents
System for indicating and signalling the presence of snow and iceInfo
- Publication number
- CA2053328C CA2053328C CA002053328A CA2053328A CA2053328C CA 2053328 C CA2053328 C CA 2053328C CA 002053328 A CA002053328 A CA 002053328A CA 2053328 A CA2053328 A CA 2053328A CA 2053328 C CA2053328 C CA 2053328C
- Authority
- CA
- Canada
- Prior art keywords
- moisture
- temperature
- electrodes
- sensor
- heating current
- 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
- 230000011664 signaling Effects 0.000 title 1
- 238000010438 heat treatment Methods 0.000 claims abstract description 93
- 238000000034 method Methods 0.000 claims abstract description 18
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 11
- 230000007613 environmental effect Effects 0.000 claims description 23
- 239000004033 plastic Substances 0.000 claims description 10
- 229920003023 plastic Polymers 0.000 claims description 10
- 238000010276 construction Methods 0.000 claims description 5
- 238000011156 evaluation Methods 0.000 claims description 5
- 238000005259 measurement Methods 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 4
- 230000004044 response Effects 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 230000003213 activating effect Effects 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 claims 1
- 238000010257 thawing Methods 0.000 description 7
- 101150038956 cup-4 gene Proteins 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 230000008901 benefit Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000008014 freezing Effects 0.000 description 3
- 238000007710 freezing Methods 0.000 description 3
- 238000000576 coating method Methods 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229920002635 polyurethane Polymers 0.000 description 2
- 239000004814 polyurethane Substances 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01W—METEOROLOGY
- G01W1/00—Meteorology
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B19/00—Alarms responsive to two or more different undesired or abnormal conditions, e.g. burglary and fire, abnormal temperature and abnormal rate of flow
- G08B19/02—Alarm responsive to formation or anticipated formation of ice
Landscapes
- Environmental & Geological Engineering (AREA)
- Environmental Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Atmospheric Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Ecology (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Cleaning Of Streets, Tracks, Or Beaches (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
- Geophysics And Detection Of Objects (AREA)
- Devices For Checking Fares Or Tickets At Control Points (AREA)
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEP4032734.5 | 1990-10-15 | ||
| DE4032734A DE4032734C1 (enExample) | 1990-10-15 | 1990-10-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2053328A1 CA2053328A1 (en) | 1992-04-16 |
| CA2053328C true CA2053328C (en) | 1995-09-05 |
Family
ID=6416340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002053328A Expired - Fee Related CA2053328C (en) | 1990-10-15 | 1991-10-11 | System for indicating and signalling the presence of snow and ice |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US5418522A (enExample) |
| EP (1) | EP0481315B1 (enExample) |
| AT (1) | ATE138481T1 (enExample) |
| CA (1) | CA2053328C (enExample) |
| DE (2) | DE4032734C1 (enExample) |
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5345223A (en) * | 1992-09-04 | 1994-09-06 | The B. F. Goodrich Company | Snow sensor |
| SE501810C2 (sv) * | 1993-10-15 | 1995-05-22 | Agenzia International Ab | Anordning för indikering av isbildning |
| GB2287095A (en) * | 1994-03-04 | 1995-09-06 | Rosemount Aerospace Limited | Snow sensor |
| GB2323928B (en) * | 1994-04-15 | 1998-11-18 | Vaisala Oy | Apparatus for prediction of icing |
| DE4439717C2 (de) * | 1994-11-09 | 1998-04-09 | Mannesmann Vdo Ag | Verfahren und Anordnung zum Betrieb eines resistiven Feuchtesensors |
| NO302256B1 (no) * | 1995-01-18 | 1998-02-09 | Asle Ingmar Johnsen | Anlegg for smelting av snö eller is, særlig på tak og i taknedlöp e.l. |
| US5897802A (en) * | 1996-12-10 | 1999-04-27 | Jones; Robert C. | Heated debris shield |
| US5761095A (en) * | 1997-03-10 | 1998-06-02 | Rgs, Llc | System for monitoring the depth of snow |
| DE19711371C1 (de) * | 1997-03-19 | 1998-08-27 | Tekmar Elektronik Gmbh & Co | Einrichtung und Verfahren zur Schnee- und Eismeldung |
| ATE215217T1 (de) * | 1997-09-09 | 2002-04-15 | Boschung Mecatronic Ag | Verfahren und vorrichtung zur erzeugung eines signals in abhängigkeit eines flüssigkeitsfilmes auf einer fläche |
| AU3714700A (en) * | 1999-03-03 | 2000-09-21 | Alvin A. Snaper | Self-powered passive system to detect and remotely inform the presence of liquid |
| US6185992B1 (en) * | 1999-07-15 | 2001-02-13 | Veeco Instruments Inc. | Method and system for increasing the accuracy of a probe-based instrument measuring a heated sample |
| GB9928050D0 (en) | 1999-11-26 | 2000-01-26 | Tyco Electronics Raychem Gmbh | Heating arrangement |
| NL1015691C2 (nl) * | 2000-07-12 | 2002-01-15 | Tno | Systeem voor het detecteren van afzetting op een oppervlak. |
| DE10150320A1 (de) * | 2001-06-13 | 2002-12-19 | Consens Gmbh | Verfahren und Vorrichtung zur Detektion von festen und flüssigen Niederschlägen |
| DE10150078A1 (de) * | 2001-06-14 | 2002-12-19 | Consens Gmbh | Verfahren und Vorrichtung zur Detektion von Niederschlägen |
| US6695469B2 (en) | 2001-11-19 | 2004-02-24 | Energy Absorption Systems, Inc. | Roadway freezing point monitoring system and method |
| US20080257033A1 (en) * | 2007-04-20 | 2008-10-23 | Shadin, L.P. | Ice detection |
| DE102007039990A1 (de) | 2007-08-23 | 2009-02-26 | Tekmar Gmbh | Verfahren zur Feuchtemessung und zugehörige Einrichtung |
| DE102011111959A1 (de) | 2011-08-30 | 2013-02-28 | Björn Zehetmair | Verfahren zum Detektieren eines auf einer Messoberfläche befindlichen, Feuchte in Form von Wasser, Schnee oder Eis enthaltenden Mediums und Vorrichtung für dessen Durchführung |
| DE102014116312A1 (de) | 2013-11-09 | 2015-05-13 | Martina Lorenz | Temperatursensoranordnung für die Oberflächentemperaturmessungen auf beheizbaren Verkehrswegen und Verfahren zur Temperaturregelung unter Verwendung der Temperatursensoranordnung |
| FR3042312A1 (fr) | 2015-10-08 | 2017-04-14 | Greensystech | Dispositif pour determiner le risque de gel |
| LU100589B1 (en) * | 2017-12-22 | 2019-07-25 | Luxembourg Inst Science & Tech List | Directed freezing precipitation detection device and method |
| NL2025973B1 (nl) | 2020-07-02 | 2022-03-08 | Koninklijke Bam Groep Nv | Wegdeksensor-samenstel en werkwijze voor het vervaardigen hiervan. |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3164820A (en) * | 1961-10-11 | 1965-01-05 | Kar Trol Signal Co Inc | Frost, snow and ice detector |
| US3596264A (en) * | 1969-03-13 | 1971-07-27 | Holley Carburetor Co | Multichannel frost ice and snow detecting device |
| US3891979A (en) * | 1972-11-07 | 1975-06-24 | Braun Otto P | Road condition monitoring devices |
| DE2514489C3 (de) * | 1975-04-03 | 1980-12-18 | Tekmar Angewandte Elektronik Gmbh & Co Kg, 4300 Essen | Schnee- und Eiswarngerät |
| CH613546A5 (enExample) * | 1977-05-04 | 1979-09-28 | Boschung Fa M | |
| US4504157A (en) * | 1982-09-30 | 1985-03-12 | Austin Crabtree | Chill temperature meter |
| US4656333A (en) * | 1984-12-28 | 1987-04-07 | Murphy John P | Thin profile snow, sleet and moisture sensing detector |
| FR2598510B1 (fr) * | 1986-05-07 | 1988-08-26 | France Etat Ponts Chaussees | Capteur de surface d'une voie ou chaussee et application a la determination de l'etat de surface et de la temperature de congelation d'une phase aqueuse situee sur la surface |
-
1990
- 1990-10-15 DE DE4032734A patent/DE4032734C1/de not_active Expired - Lifetime
-
1991
- 1991-10-07 EP EP91117024A patent/EP0481315B1/de not_active Expired - Lifetime
- 1991-10-07 AT AT91117024T patent/ATE138481T1/de not_active IP Right Cessation
- 1991-10-07 DE DE59107837T patent/DE59107837D1/de not_active Expired - Fee Related
- 1991-10-11 CA CA002053328A patent/CA2053328C/en not_active Expired - Fee Related
- 1991-10-15 US US07/775,918 patent/US5418522A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| EP0481315A3 (en) | 1992-09-16 |
| EP0481315B1 (de) | 1996-05-22 |
| EP0481315A2 (de) | 1992-04-22 |
| DE59107837D1 (de) | 1996-06-27 |
| US5418522A (en) | 1995-05-23 |
| DE4032734C1 (enExample) | 1992-01-30 |
| CA2053328A1 (en) | 1992-04-16 |
| ATE138481T1 (de) | 1996-06-15 |
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| US5345223A (en) | Snow sensor | |
| CA2394627C (en) | Control of heating arrangement with multiple sensors | |
| US3412326A (en) | Probe for sensing moisture including a heating element | |
| DK165032B (da) | Anordning til konstatering af is- eller snedannelse | |
| WO1997028425A3 (de) | Einrichtung zur bestimmung des durchsatzes eines strömenden mediums | |
| US20030035462A1 (en) | Method and apparatus for measuring the level of the contents | |
| US6549136B2 (en) | Sensing and switching circuit employing a positive-temperature-coefficient sensing device | |
| US4488568A (en) | Rain detector for irrigation control | |
| JP3442114B2 (ja) | ロードヒーティング制御装置 | |
| GB1312828A (en) | Monitoring the flow of fluids | |
| FI77735C (fi) | Anvaendning av en anordning bildad av en termostat och ett vaermemotstaond foer reglering av stroemtillfoersell till en motorsvaermare. | |
| JPH05215702A (ja) | 水分検出装置 | |
| JPH03183804A (ja) | ロードヒーティング制御方法 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |