RU2004106088A - METHOD FOR MEASURING SNOW COVER THICKNESS - Google Patents

METHOD FOR MEASURING SNOW COVER THICKNESS Download PDF

Info

Publication number
RU2004106088A
RU2004106088A RU2004106088/09A RU2004106088A RU2004106088A RU 2004106088 A RU2004106088 A RU 2004106088A RU 2004106088/09 A RU2004106088/09 A RU 2004106088/09A RU 2004106088 A RU2004106088 A RU 2004106088A RU 2004106088 A RU2004106088 A RU 2004106088A
Authority
RU
Russia
Prior art keywords
frequency
snow
amplitude
signal
modulation
Prior art date
Application number
RU2004106088/09A
Other languages
Russian (ru)
Other versions
RU2262718C1 (en
Inventor
Евгений Леонидович Шошин (RU)
Евгений Леонидович Шошин
Алексей Михайлович Суханюк (RU)
Алексей Михайлович Суханюк
Иннокентий Иванович Плюснин (RU)
Иннокентий Иванович Плюснин
Original Assignee
Сургутский Государственный Университет ХМАО (RU)
Сургутский государственный университет ХМАО
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Сургутский Государственный Университет ХМАО (RU), Сургутский государственный университет ХМАО filed Critical Сургутский Государственный Университет ХМАО (RU)
Priority to RU2004106088/09A priority Critical patent/RU2262718C1/en
Publication of RU2004106088A publication Critical patent/RU2004106088A/en
Application granted granted Critical
Publication of RU2262718C1 publication Critical patent/RU2262718C1/en

Links

Classifications

    • 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

  • Length-Measuring Devices Using Wave Or Particle Radiation (AREA)
  • Radar Systems Or Details Thereof (AREA)

Claims (1)

Способ измерения толщины снежного покрова, заключающийся в амплитудной модуляции опорным сигналом с частотой fM электромагнитных волн с несущей частотой f1, облучении заснеженной земной поверхности первым амплитудно-модулированным сигналом, приеме отраженного от границы раздела сред снег - почва сигнала, выделении модуляционной составляющей с абсолютной фазой φ1 на частоте fM, отличающийся тем, что одновременно производится амплитудная модуляция опорным сигналом с частотой fM электромагнитных волн с несущей частотой f2, одновременно облучается заснеженная земная поверхность вторым амплитудно-модулированным сигналом, принимается отраженный от границы раздела сред тропосфера - снег сигнал, выделяется модуляционная составляющая с абсолютной фазой φ2 на частоте fM, измеряется разность фаз двух модуляционных составляющих φ1-φ2 иа частоте fM и вычисляется толщина снежного покрова DCH по формуле:A method of measuring the thickness of the snow cover, which consists in amplitude modulation by a reference signal with a frequency f M of electromagnetic waves with a carrier frequency f 1 , irradiation of a snowy earth's surface with a first amplitude-modulated signal, reception of a signal reflected from the interface between the snow and soil, and isolation of the modulation component with absolute phase φ 1 at a frequency f M , characterized in that the amplitude modulation of the reference signal with a frequency f M electromagnetic waves with a carrier frequency f 2 is simultaneously performed snow-covered earth surface is irradiated a second amplitude-modulated signal is received reflected from the interface between the troposphere media - modulation component with the absolute phase φ 2 snow signal is allocated at the frequency f M, measured phase difference between the two modulation components φ 1 -φ 2 ia a frequency f M and the snow cover thickness D CH is calculated by the formula:
Figure 00000001
Figure 00000001
 где с - скорость распространения электромагнитных волн в свободном пространстве.where c is the velocity of propagation of electromagnetic waves in free space.
RU2004106088/09A 2004-03-01 2004-03-01 Method for measuring thickness of snow cover RU2262718C1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2004106088/09A RU2262718C1 (en) 2004-03-01 2004-03-01 Method for measuring thickness of snow cover

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2004106088/09A RU2262718C1 (en) 2004-03-01 2004-03-01 Method for measuring thickness of snow cover

Publications (2)

Publication Number Publication Date
RU2004106088A true RU2004106088A (en) 2005-08-10
RU2262718C1 RU2262718C1 (en) 2005-10-20

Family

ID=35844783

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2004106088/09A RU2262718C1 (en) 2004-03-01 2004-03-01 Method for measuring thickness of snow cover

Country Status (1)

Country Link
RU (1) RU2262718C1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012164493A1 (en) 2011-05-30 2012-12-06 Politecnico Di Torino Method and device for measuring snow characteristics, in particular the density thereof

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2454651C1 (en) * 2011-02-25 2012-06-27 Государственное учреждение "Высокогорный геофизический институт" Method for remote determination of thickness of snow cover in avalanche sites
RU2482242C2 (en) * 2011-07-25 2013-05-20 Федеральное государственное бюджетное учреждение "ВЫСОКОГОРНЫЙ ГЕОФИЗИЧЕСКИЙ ИНСТИТУТ" (ФГБУ ВГИ) Method to collapse snow eaves on avalanche-prone slopes
RU2552859C2 (en) * 2013-08-13 2015-06-10 Федеральное государственное бюджетное учреждение науки Институт географии Российской академии наук Method of determination of space-time discontinuity of snow cover under conditions of its natural occurrence
CN105917023B (en) * 2013-10-03 2019-05-10 英飞康公司 Monitoring film deposition
RU2547000C1 (en) * 2013-10-16 2015-04-10 Федеральное государственное бюджетное учреждение "ВЫСОКОГОРНЫЙ ГЕОФИЗИЧЕСКИЙ ИНСТИТУТ" (ФГБУ ВГИ) Method for determining thickness of snow cover at avalanche sites
WO2017058929A1 (en) * 2015-09-29 2017-04-06 Realtime Adventure Data, Inc. Sensor system for measuring a snowpack profile
RU2706243C1 (en) * 2019-06-05 2019-11-15 Федеральное Государственное Бюджетное Учреждение "Федеральный Научный Центр Физической Культуры И Спорта" Фгбу Фнц Вниифк Method of selecting sports equipment with due allowance for rheological characteristics of snow road
RU2737761C1 (en) * 2019-11-28 2020-12-02 Федеральное государственное казенное военное образовательное учреждение высшего образования "Военный учебно-научный центр Военно-воздушных сил "Военно-воздушная академия имени профессора Н.Е. Жуковского и Ю.А. Гагарина" (г. Воронеж) Министерства обороны Российской Федерации Method of assessing possibility of landing helicopter-type aircraft on water body with snow-ice cover
RU2750563C1 (en) * 2020-08-12 2021-06-29 Федеральное государственное казенное военное образовательное учреждение высшего образования "Военный учебно-научный центр Военно-воздушных сил "Военно-воздушная академия имени профессора Н.Е. Жуковского и Ю.А. Гагарина" (г. Воронеж) Министерства обороны Российской Федерации Method for remote identification of ice-snow cover state

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012164493A1 (en) 2011-05-30 2012-12-06 Politecnico Di Torino Method and device for measuring snow characteristics, in particular the density thereof

Also Published As

Publication number Publication date
RU2262718C1 (en) 2005-10-20

Similar Documents

Publication Publication Date Title
RU2004106088A (en) METHOD FOR MEASURING SNOW COVER THICKNESS
RU2449307C2 (en) Method of surveillance pulse doppler radar of targets on background of reflections from earth surface
CN101292880B (en) Ultrasound diagnostic apparatus
EP2366980A3 (en) Multiphase flow metering with patch antenna
US20080269612A1 (en) Ultrasound diagnostic apparatus
WO2020077070A1 (en) Heterogeneous subsurface imaging systems and methods
CA1274584A (en) Phase measurements using pseudo-random code
RU2434253C1 (en) Method to detect location of filled bioobjects or their remains and device for its realisation
US20040264297A1 (en) Localization of high speed vehicles using continuous transmit waves
Frazier et al. Acoustic imaging of objects buried in soil
RU2510608C1 (en) Method of measuring thickness of ice from underwater vehicle
DE50300914D1 (en) METHOD AND DEVICE FOR SAW SENSOR MEASUREMENT AND CALIBRATION
RU2010140546A (en) METHOD FOR MEASURING THE DISTANCE TO THE MONITORED OBJECT
Miwa et al. Simulator for Application of Shear Wave Velocity Measurement System to Arbitrary Tissue Elasticity Distribution
JP2009000326A (en) Ultrasonic diagnostic device
RU2369418C1 (en) Method for detection of dumped bioobjects or their remains location and device for their realisation
Mus The applicability of the ASED-sensor for measuring bed level changes in intertidal areas
Lebedev et al. Coherent seismoacoustics
KR101158792B1 (en) Coherent doppler velocity measuring method using signal mixing technique and device therefor
RU2597221C1 (en) Method of measuring range of target in short-range radiolocation
Cho et al. Dispersion of Rayleigh waves in the Korean Peninsula
RU2503037C1 (en) Method of evaluating geologic structure of top layers of bottom
JPS6474492A (en) Road surface snowfall depth meter
Praschifka et al. Investigation of target altitude estimation in skywave OTH radar using a high-resolution ionospheric sounder
RU2379703C2 (en) Method and device for remote location of people buried under goafs

Legal Events

Date Code Title Description
MM4A The patent is invalid due to non-payment of fees

Effective date: 20060302

MM4A The patent is invalid due to non-payment of fees

Effective date: 20060302

RZ4A Other changes in the information about an invention