CN108037052A - Husky apparatus and method are surveyed in a kind of hydrometric station automatically with infrared optics formula - Google Patents
Husky apparatus and method are surveyed in a kind of hydrometric station automatically with infrared optics formula Download PDFInfo
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- CN108037052A CN108037052A CN201711460230.6A CN201711460230A CN108037052A CN 108037052 A CN108037052 A CN 108037052A CN 201711460230 A CN201711460230 A CN 201711460230A CN 108037052 A CN108037052 A CN 108037052A
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- 238000000034 method Methods 0.000 title claims abstract description 16
- 239000004576 sand Substances 0.000 claims abstract description 88
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 61
- 238000005259 measurement Methods 0.000 claims abstract description 33
- 238000007667 floating Methods 0.000 claims abstract description 24
- 238000001514 detection method Methods 0.000 claims abstract description 15
- 238000004891 communication Methods 0.000 claims abstract description 4
- 238000012545 processing Methods 0.000 claims abstract description 4
- 238000010561 standard procedure Methods 0.000 claims description 15
- 238000013178 mathematical model Methods 0.000 claims description 14
- 238000009434 installation Methods 0.000 claims description 5
- 230000001133 acceleration Effects 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 3
- 238000013480 data collection Methods 0.000 claims description 3
- 230000005484 gravity Effects 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 3
- 230000003068 static effect Effects 0.000 claims description 3
- 239000013049 sediment Substances 0.000 abstract description 15
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 71
- 239000002245 particle Substances 0.000 description 6
- 238000005070 sampling Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000000643 oven drying Methods 0.000 description 2
- 238000002791 soaking Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000003643 water by type Substances 0.000 description 2
- 241000195493 Cryptophyta Species 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002329 infrared spectrum Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000009182 swimming Effects 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/06—Investigating concentration of particle suspensions
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/06—Investigating concentration of particle suspensions
- G01N15/075—Investigating concentration of particle suspensions by optical means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N2015/0042—Investigating dispersion of solids
- G01N2015/0053—Investigating dispersion of solids in liquids, e.g. trouble
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/06—Investigating concentration of particle suspensions
- G01N2015/0687—Investigating concentration of particle suspensions in solutions, e.g. non volatile residue
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- 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
- Y02A90/30—Assessment of water resources
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- Chemical & Material Sciences (AREA)
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The present invention relates to hydrology method of sediment measurement field, discloses a kind of hydrometric station and surveys husky apparatus and method automatically with infrared optics formula.The pulley gear that husky device includes guide rail, is arranged on guide rail and moves along the rail is surveyed, and the height adjustment device to move up and down along guide rail, determining sand by infrared analysis sensor and data acquisition and control module are directly or indirectly driven by pulley gear；Height adjustment device causes determining sand by infrared analysis sensor to keep at a distance with the water surface；The direction of determining sand by infrared analysis sensor is parallel with the water surface；Data acquisition is with control module to data processing and communication；Determining sand by infrared analysis covers disposed on sensor has orientation detection sensor；Orientation detection sensor is connected with data acquisition with control module.Initiative of the invention uses floating measurement scheme, ensure that determining sand by infrared analysis sensor can keep same distance to measure with the water surface in different time sections or different water levels, effectively raise measurement accuracy and accuracy by height adjustment device.
Description
Technical field
Husky technical field is surveyed the present invention relates to the hydrology, and in particular, to a kind of hydrometric station is surveyed automatically with infrared optics formula
Husky apparatus and method.
Background technology
In hydrology, silt generally refers to the solid particle for moving or once moving in the case where streamflow acts on.Water
Stream carries under one's arms sediment movement, and riverbed is made of silt again, and silt between the two often exchanges, and this exchange causes river
The Scour and Accretion of bed.
And the also referred to as outstanding sand of suspended load, refer to by water-borne, and suspend in water away from riverbed, fortune of swimming forward with current
Dynamic silt.Generally being considered as suspended load from twice of river sediment particle diameter with the silt moved between the water surface.Due to water
The turbulent fluctuation of stream keeps suspending, this part silt is not contacted with riverbed within considerable time.
Traditional suspended sediment testing method is on the hydrology：Using silt sampling instrument spot sampling, adopted surveying husky room
With oven drying method, suspended sediment content is calculated.Wherein, spot sampling will take a substantial amount of time and manpower, and in high flood
Field sampling work is carried out, there is higher risk.In addition, oven drying method has precipitation concentration water sample, Drying and cooling is equipped with condensed water
The two steps of sample beaker, according to the difference of silt content, the required time is also different, but at least needs precipitated for 7 days, and 8 is small
Shi Jinhang is dried, complex steps, poor in timeliness.Traditional suspended load sampling testing method, can not real-time online measuring, it is difficult to catches
Sha Feng is caught, does not meet the trend of current hydrology development.
The sand meter for being presently available for on-line measurement mainly has following four type：Isotope sand meter, ultrasound are husky
Instrument, infrared light sand meter, vibrates sand meter.Wherein, the measurement range of isotope sand meter is wider, can arrive 1000kg/m3, but
Resolution ratio under low sand-carrying capacity is undesirable, and there are radiation problem.Ultrasonic wave sand meter volume is larger, expensive, it is difficult to pacifies
Dress.Vibration sand meter then requires the flow velocity of installation site must be larger, in addition, smaller in flow velocity, or when silt content is larger, easily
Blocking vibration pipe, can not normally measure.Infrared light sand meter is small, is easily installed, and is measured under low sand-carrying capacity accurate.
The principal hydrometric station in south China area of China, most of website upstream and downstream has hydraulic engineering, and water and soil conservation dynamics is held
It is continuous to increase, therefore the big suspended load particle of particle diameter is largely intercepted under gate, this also causes the suspended sediment in river to exist
Tend to be uniform in the cross direction profiles of section, be the advantage that suspended sediment on-line monitoring is realized at hydrometric station.
The content of the invention
A kind of present invention solves the technical problem that the defects of being to overcome the prior art, there is provided hydrometric station infrared optics formula
It is automatic to survey husky device；
Survey the survey method for determining sand of husky device automatically another object of the present invention is to provide a kind of hydrometric station with infrared optics formula.
The object of the invention is achieved through the following technical solutions：
Husky device is surveyed in a kind of hydrometric station automatically with infrared optics formula, including guide rail, is arranged on guide rail and moves along the rail
Pulley gear, and directly or indirectly drive by pulley gear the height adjustment device to move up and down along guide rail, determining sand by infrared analysis
Sensor and data acquisition and control module；The height adjustment device causes determining sand by infrared analysis sensor to keep at a distance with the water surface；
The data acquisition is with control module to data processing and communication；The determining sand by infrared analysis covers disposed on sensor has orientation detection sensing
Device；The orientation detection sensor is connected with data acquisition with control module；The orientation detection sensor is with integrating
Accelerometer, three sensors of gyroscope and Gauss meter by with it is static when gravity and the comparison in earth's magnetic field draw current when
The posture of tracker is carved, integration is carried out in conjunction with posture and acceleration and draws locus；The determining sand by infrared analysis sensor is equipped with
Lens protecting apparatus；The lens protecting apparatus includes driving device, the removable cover driven by driving device, the removable cover
Inner side is equipped with the brush of cleaning camera lens.
Inventors be surprised to learn that sediment charge and the relation curve of the depth of water, and determining sand by infrared analysis sensor in different water depth not
Influenced with measurement precision of the sediment concentration difference current under, for this automatic use for surveying husky device initiative of the invention
Floating measurement scheme, ensure that determining sand by infrared analysis sensor can in different time sections or different water levels by height adjustment device
Keep same distance to measure with the water surface, effectively raise measurement accuracy and accuracy.
The orientation detection sensor can detect the orientation of determining sand by infrared analysis sensor, avoid changing because current etc. impact
Direction, influences detection accuracy.
Further, scattering and two optical sensors of sidescattering and temperature pass after the determining sand by infrared analysis sensor includes
Sensor.
For a long time in water, the debris such as algae, moss are easily adhered on surface to determining sand by infrared analysis sensor of the present invention, often
Great pollution is brought to the camera lens of sensor, influences accuracy of measurement.The present invention is cleverly by determining sand by infrared analysis sensor
Camera lens at set lens protecting apparatus, be not required to measurement when lens protecting apparatus remain turned-off, cover camera lens；Start in measurement
Before, camera lens is opened, while drive brush to clean camera lens surface, ensure that camera lens is clean.
Further, the determining sand by infrared analysis sensor is arranged on height adjustment device；The height adjustment device is floating
Cylinder or floating ball；Preferably, the buoyancy size of the floating drum is to ensure the holding of determining sand by infrared analysis sensor under water between 0.5~1m
At the depth of water.Inventors be surprised to learn that the silt content measured at the depth of water between 0.5~1m of underwater is most representative, accuracy
With accuracy also highest.Underwater refers to using the water surface as the plane of reference.Due to relation curve existing for husky content and the depth of water, the present invention
Using floating type measurement, using the water surface as the plane of reference, it is ensured that the measurement point of determining sand by infrared analysis sensor and the relation of silt content.Together
When, below the depth of 0.5 meter of underwater can be avoided nature sunlight has an impact infrared spectrum.Preferably, the floating drum
Equipped with Water depth measuring sensor.Or the floating drum is equipped with fluorescence buoy.Or the floating drum is equipped with vertical straight-bar, on the guide rail
Equipped with water level observation scale.The length of the straight-bar is more than the distance of floating drum and the water surface.The present invention passes through straight-bar and water level observation
Scale is combined to observe the depth of water of determining sand by infrared analysis sensor.
Further, the height adjustment device, which is equipped with, is used for installation data collection and the stent of control module, described
The length of stent is more than the distance between height adjustment device and the water surface.The stent is used to ensure data acquisition and control mould
Block exposes the surface, and avoids long period of soaking and damages.Preferably, the branch is provided with height adjuster, in different waters according to survey
The demand of the depth of water is measured, and adjusts the height of stent.Preferably, height adjuster is telescopic sleeve.
Further, the pulley gear includes at least two pulleys and mounting bracket, and the pulley is arranged at installation branch
On frame；The pulley is engaged with the groove on guide rail or protrusion；The mounting bracket is connected with floating drum.
Preferably, the mounting bracket is connected by anchor ear with floating drum.
Further, the pulley gear is covered equipped with guard.The guard covers pulley gear in order to avoid debris in water
Block pulley gear.
Preferably, the direction of the determining sand by infrared analysis sensor is parallel with the water surface.
Further, the height adjustment device is equipped with the holder for being used for adjusting orientation, the determining sand by infrared analysis sensor
It is arranged on holder.The holder is three-dimensional holder or ball-shaped cloud platform etc..
The holder is electric platform, and the electric platform is realized by two operating motors, and motor receives to come
Positioning is accurately run from the signal of controller.Under the action of control signal, the determining sand by infrared analysis sensor on holder can adjust
Direction, also can adjust direction under the manipulation of monitoring center operator on duty.
The survey method for determining sand of husky device is surveyed at a kind of hydrometric station with infrared optics formula automatically, is comprised the following steps：
S1. the distance between determining sand by infrared analysis sensor and the water surface are adjusted；Measurement first preheater apparatus before starting, until instrument is surveyed
The front and rear temperature difference of amount is no more than 0.5 DEG C, starts formally to measure again after reaching equalized temperature；
S2. data acquisition sends measurement instruction with control module to determining sand by infrared analysis sensor, receives and processes determining sand by infrared analysis
The turbidity data that sensor returns, according to the size of standard deviation, determines a need for resurveying；
S3. the relation of turbidity data and silt content is established:
Y=aX, wherein Y are silt content, and X is turbidity, and a is coefficient；
S4. silt content and the silt content data founding mathematical models of national standard method measurement are established；
S5., the turbidity data measured is substituted into the mathematical model of S4, tries to achieve actual silt content.
The present invention is measured accurately by measuring sediment charge apart from the certain depths of the water surface using determining sand by infrared analysis sensor
Turbidity data.By with《Code for measurement of sus pended sediment in open channels》The number that (GB/T 50159-2015) national standard method measures
According to being modeled, the mathematical model for suitably measuring locality is established, measurement result accuracy is high.
Preferably, determining sand by infrared analysis sensor is surveyed as turbidity, and the definition of turbidity is that 1 turbidity (NTU) is two of 1L water containing 1mg
Silicon oxide particle, the unit on the hydrology is 0.001kg/m3.A is 0.01.
Further, mathematical model is described in step S4：
Y '=a ' Y+b or Y '=a ' Y2+bY+c
Wherein, Y ' is the silt content data of national standard method measurement, and a, b, c are coefficient.
Further, the distance between determining sand by infrared analysis sensor and the water surface are 0.5~1m in step S1.
Preferably, linear equation with one unknown or unitary are pressed respectively using the rear scattering of determining sand by infrared analysis sensor or sidescattering data
Quadratic equation, the data opening relationships measured with national standard method, according to regression coefficient, selects the regression coefficient closer to 1
Relational expression, the relational expression as silt content model.
Compared with prior art, the invention has the advantages that：
Inventor has been surprisingly found that sediment charge and the relation curve of the depth of water, and determining sand by infrared analysis sensor in difference
Measurement precision of the depth of water difference sediment concentration difference current under influences, and the husky device of automatic survey of the invention is initiative for this
Use floating measurement scheme, ensure that determining sand by infrared analysis senses in different time sections or different water level by height adjustment device
Device can keep same distance to measure with the water surface, effectively raise measurement accuracy and accuracy.
The present invention is measured accurately by measuring sediment charge apart from the certain depths of the water surface using determining sand by infrared analysis sensor
Turbidity data.By being modeled with the data that national standard method measures, the mathematical model for suitably measuring locality is established, is surveyed
It is high to measure result precision.
Brief description of the drawings
Fig. 1 is the structure diagram for surveying husky device；
Fig. 2 is the structure diagram of determining sand by infrared analysis sensor；
Data (manually surveying husky data) foundation that Fig. 3 measures for the rear scattering of determining sand by infrared analysis sensor with national standard method
Mathematical model；
Fig. 4 is that the data (manually surveying husky data) that the sidescattering of determining sand by infrared analysis sensor and national standard method measure are established
Mathematical model；
Fig. 5 is display of the sand meter data in display interface.
Embodiment
With reference to embodiment, the present invention is further illustrated.Wherein, attached drawing only for illustration,
What is represented is only schematic diagram, rather than pictorial diagram, it is impossible to is interpreted as the limitation to this patent；In order to which the reality of the present invention is better described
Example is applied, some components of attached drawing have omission, zoom in or out, and do not represent the size of actual product；To those skilled in the art
For, some known features and its explanation may be omitted and will be understood by attached drawing.
Embodiment 1
As shown in Figure 1, husky device is surveyed in a kind of hydrometric station automatically with infrared optics formula, including guide rail 1, it is arranged on guide rail 1
And the pulley gear 2 moved along guide rail 1, and the height adjustment device to move up and down along guide rail 1 is directly driven by pulley gear 2
3rd, determining sand by infrared analysis sensor 4 and data acquisition and control module 5.Height adjustment device 3 is so that determining sand by infrared analysis sensor 4 and the water surface
Keep certain distance.The direction of determining sand by infrared analysis sensor 4 is parallel with the water surface.Data acquisition and control module 5 to data at
Reason and communication.
Determining sand by infrared analysis sensor 4 is equipped with orientation detection sensor 41.Orientation detection sensor 41 and data acquisition and control
Molding block 5 connects.Three accelerometer, gyroscope and the Gauss meter sensors integrated of orientation detection sensor 41
By with it is static when gravity and earth's magnetic field comparison draw the posture of current time tracker, carried out in conjunction with posture and acceleration
Integration draws locus.Orientation detection sensor 41 can detect the orientation of determining sand by infrared analysis sensor 4, avoid because current etc. rush
Hit and change direction, influence detection accuracy.
As shown in Fig. 2, determining sand by infrared analysis sensor 4 is scattered after including and two optical sensors of sidescattering and temperature sensing
Device.Determining sand by infrared analysis sensor 4 is equipped with lens protecting apparatus 42.Lens protecting apparatus 42 includes driving device, is driven by driving device
Dynamic removable cover, the inner side of removable cover are equipped with the brush of cleaning camera lens.The driving device is motor or hydraulic stem etc..
The husky device initiative of automatic survey of the present embodiment uses floating measurement scheme, is ensured by height adjustment device 3
In different time sections or different water levels, determining sand by infrared analysis sensor 4 can keep same distance measure with the water surface, have
Effect improves measurement accuracy and accuracy.
Determining sand by infrared analysis sensor 4 is arranged on height adjustment device 3, and height adjustment device 3 is floating drum, and the buoyancy of floating drum is big
Small is to ensure that determining sand by infrared analysis sensor is kept under water at the depth of water of 0.7m.What is measured at the depth of water between the 0.7m of underwater contains
Sand amount is most representative, accuracy and accuracy also highest.
Floating drum is equipped with fluorescence buoy 6.
Height adjustment device 3, which is equipped with, is used for installation data collection and the stent 7 of control module 5.The length of stent 7 is big
In the distance between height adjustment device 3 and the water surface.Stent is used to ensure that data acquisition is exposed the surface with control module 5, avoids
Long period of soaking and damage.
Stent 7 is equipped with height adjuster 8, in different waters according to the demand to sound the depth of the water, and adjusts the height of stent.It is high
Degree adjuster 8 is telescopic sleeve.
Pulley gear 2 includes at least two pulleys 21 and mounting bracket 22.Pulley 21 is arranged in mounting bracket 22.Pulley
21 are engaged with the groove on guide rail 1 or protrusion.Mounting bracket 22 is connected with floating drum.
Mounting bracket 22 is connected by anchor ear 24 with floating drum.
Pulley gear 2 is covered equipped with guard.Guard covers pulley gear 2 in order to avoid debris blocks pulley gear 2 in water.
Floating drum is equipped with the holder 31 for being used for adjusting orientation, and determining sand by infrared analysis sensor 4 is arranged on holder 31.Holder 31 is
Three-dimensional holder or ball-shaped cloud platform etc..
Holder is electric platform, and the electric platform is realized by two operating motors, and motor receives to carry out automatic control
The signal of device processed accurately runs positioning.Under the action of control signal, the determining sand by infrared analysis sensor on holder can adjust direction,
Also direction can be adjusted under the manipulation of monitoring center operator on duty.
The survey method for determining sand of husky device is surveyed at a kind of hydrometric station with infrared optics formula automatically, is comprised the following steps：
S1. the distance between determining sand by infrared analysis sensor and the water surface are adjusted；Measurement first preheater apparatus before starting, until instrument is surveyed
The front and rear temperature difference of amount is no more than 0.5 DEG C, starts formally to measure again after reaching equalized temperature；
S2. data acquisition sends measurement instruction with control module to determining sand by infrared analysis sensor, receives and processes determining sand by infrared analysis
The turbidity data that sensor returns, according to the size of standard deviation, determines a need for resurveying；
S3. the relation of turbidity data and silt content is established:
Y=aX, wherein Y are silt content, and X is turbidity, and a is coefficient；
S4. silt content and the silt content data founding mathematical models of national standard method measurement are established；
S5., the turbidity data measured is substituted into the mathematical model of S4, tries to achieve actual silt content.
Determining sand by infrared analysis sensor is surveyed as turbidity, and the definition of turbidity is that 1 turbidity (NTU) is silica of the 1L water containing 1mg
Particle, the unit on the hydrology is 0.001kg/m3.A is 0.01.
Mathematical model is described in step S4：
Y '=a ' Y+b or Y '=a ' Y2+bY+c
Wherein, Y ' is the silt content data of national standard method measurement, and a, b, c are coefficient.
The distance between determining sand by infrared analysis sensor and the water surface are 0.5~1m in step S1.
Linear equation with one unknown or One- place 2-th Order side are pressed respectively using the rear scattering of determining sand by infrared analysis sensor or sidescattering data
Journey, the data opening relationships measured with national standard method, according to regression coefficient, relation of the selection closer to 1 regression coefficient
Formula, the relational expression as silt content model.
Example is as follows：
Rear scattering or sidescattering data of the table 1 for determining sand by infrared analysis sensor, and《Code for measurement of sus pended sediment in open channels》
The data (manually surveying husky data) that (GB/T 50159-2015) national standard method measures.
| Sand meter data-rear scattering | Sand meter data-sidescattering | Manually survey husky data |
| 11.1 | 16.6 | 0.021 |
| 13.3 | 19.9 | 0.022 |
| 13.6 | 20.4 | 0.022 |
| 20.0 | 16.1 | 0.014 |
| 25.0 | 37.5 | 0.012 |
| 9.3 | 14.0 | 0.011 |
| 7.3 | 11.0 | 0.006 |
| 9.2 | 13.8 | 0.016 |
| 8.3 | 12.5 | 0.036 |
| 11.1 | 16.6 | 0.034 |
| 29.1 | 43.7 | 0.038 |
| 26.2 | 39.3 | 0.063 |
| 40.3 | 60.4 | 0.09 |
| 49.3 | 73.9 | 0.141 |
| 100.0 | 123.5 | 0.224 |
| 179.0 | 198.6 | 0.299 |
| 67.1 | 100.6 | 0.189 |
| 90.0 | 59.0 | 0.072 |
| 54.7 | 82.0 | 0.085 |
| 50.4 | 75.6 | 0.116 |
| 77.0 | 80.0 | 0.129 |
| 98.7 | 148.0 | 0.207 |
| 148.7 | 223.0 | 0.364 |
| 401.1 | 601.7 | 0.77 |
| 400.1 | 600.2 | 0.73 |
| 342.0 | 513.0 | 0.697 |
| 233.3 | 350.0 | 0.521 |
As shown in figure 3, the data that the rear scattering of determining sand by infrared analysis sensor is measured with national standard method (manually survey husky number
According to) establish mathematical model be：Y=0.0019X+0.0013, R2=0.9734
As shown in figure 4, the data that the sidescattering of determining sand by infrared analysis sensor is measured with national standard method (manually survey husky number
According to) establish mathematical model be：Y=0.0014X+0.011, R2=0.9821
After silt content model foundation, sand meter data can be used for calculating silt content and be shown in display interface, use center
Line smoothing processing and after simplifying extracts, example such as Fig. 5 (meet in SL 247-2012 hydrological data reduction codes, 4.7.2 hangs
The requirement of silt materials compilation data).
Obviously, above-described embodiment is only intended to clearly illustrate technical scheme example, and is not
Restriction to embodiments of the present invention.For those of ordinary skill in the field, on the basis of the above description also
It can make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.It is all
All any modification, equivalent and improvement made within the spirit and principles in the present invention etc., should be included in right of the present invention will
Within the protection domain asked.
Claims (9)
1. husky device is surveyed in a kind of hydrometric station automatically with infrared optics formula, it is characterised in that including guide rail, is arranged on guide rail simultaneously edge
The pulley gear of guide rail movement, and directly or indirectly driven by pulley gear move up and down along guide rail height adjustment device,
Determining sand by infrared analysis sensor and data acquisition and control module；The height adjustment device causes determining sand by infrared analysis sensor to be protected with the water surface
Hold distance；The data acquisition is with control module to data processing and communication；
The determining sand by infrared analysis covers disposed on sensor has orientation detection sensor；The orientation detection sensor and data acquisition and control
Module connects；
The orientation detection sensor with integrate accelerometer, three sensors of gyroscope and Gauss meter by with
The comparison in gravity and earth's magnetic field draws the posture of current time tracker when static, in conjunction with posture and acceleration integrate
Go out locus；
The determining sand by infrared analysis sensor is equipped with lens protecting apparatus；The lens protecting apparatus includes driving device, is filled by driving
The removable cover of driving is put, the inner side of the removable cover is equipped with the brush of cleaning camera lens.
2. husky device is surveyed in hydrometric station automatically with infrared optics formula according to claim 1, it is characterised in that the determining sand by infrared analysis
Sensor is arranged on height adjustment device, and the height adjustment device is floating drum or floating ball；Preferably, the buoyancy of the floating drum
Size is to ensure that determining sand by infrared analysis sensor is kept at the depth of water between 0.5~1m under water.
3. husky device is surveyed in hydrometric station automatically with infrared optics formula according to claim 1, it is characterised in that the height is adjusted
Device, which is equipped with, is used for installation data collection and the stent of control module, the length of the stent be more than height adjustment device with
The distance between water surface.
4. husky device is surveyed in hydrometric station automatically with infrared optics formula according to claim 1, it is characterised in that the pulley gear
Including at least two pulleys and mounting bracket, the pulley is arranged in mounting bracket；Groove on the pulley and guide rail or
Protrusion is engaged；The mounting bracket is connected with floating drum.
5. husky device is surveyed in hydrometric station automatically with infrared optics formula according to claim 1, it is characterised in that the pulley gear
Covered equipped with guard；Preferably, the direction of the determining sand by infrared analysis sensor is parallel with the water surface.
6. husky device is surveyed in hydrometric station automatically with infrared optics formula according to claim 2, it is characterised in that the height is adjusted
Device is equipped with the holder for being used for adjusting orientation, and the determining sand by infrared analysis sensor is arranged on holder.
7. the survey sand side of husky device is surveyed at a kind of hydrometric station according to claim 1~6 any one with infrared optics formula automatically
Method, it is characterised in that comprise the following steps：
S1. the distance between determining sand by infrared analysis sensor and the water surface are adjusted；Measurement first preheater apparatus before starting, before apparatus measures
Temperature difference afterwards is no more than 0.5 DEG C, starts formally to measure again after reaching equalized temperature；
S2. data acquisition sends measurement instruction with control module to determining sand by infrared analysis sensor, receives and processes determining sand by infrared analysis sensing
The turbidity data that device returns, according to the size of standard deviation, determines a need for resurveying；
S3. the relation of turbidity data and silt content is established:
Y=aX, wherein Y are silt content, and X is turbidity, and a is coefficient；
S4. silt content and the silt content data founding mathematical models of national standard method measurement are established, tries to achieve actual silt content.
8. the survey method for determining sand of husky device is surveyed at hydrometric station with infrared optics formula automatically according to claim 7, it is characterised in that step
Mathematical model is described in rapid S4：
Y '=a ' Y+b or Y '=a ' Y2+bY+c
Wherein, Y ' is the silt content data of national standard method measurement, and a, b, c are coefficient.
9. the survey method for determining sand of husky device is surveyed at hydrometric station with infrared optics formula automatically according to claim 7, it is characterised in that step
The distance between determining sand by infrared analysis sensor and the water surface are 0.5~1m in rapid S1.
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