CN215768134U - Deepwater sediment content detection equipment - Google Patents
Deepwater sediment content detection equipment Download PDFInfo
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- CN215768134U CN215768134U CN202120792390.6U CN202120792390U CN215768134U CN 215768134 U CN215768134 U CN 215768134U CN 202120792390 U CN202120792390 U CN 202120792390U CN 215768134 U CN215768134 U CN 215768134U
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Abstract
The utility model discloses a deepwater sediment content detection device which is used for respectively acquiring a water level signal, a sediment content value and a water flow speed of sediment; preprocessing the obtained sediment content value and the water flow velocity, and constructing a functional relation between the actual sediment content value and the measured sediment content value and the deep water flow velocity according to the correlation degree of the data; and calculating according to the constructed functional relation to obtain an actual sediment content value and a water level value, and sending the actual sediment content value and the water level value to the cloud server. The utility model has the advantages of high accuracy of deepwater sediment content detection results, clear water level levels of the detection results and large-area-span data display.
Description
Technical Field
The utility model belongs to the technical field of water conservation detection in the ecological field, and particularly relates to deepwater sediment content detection equipment.
Background
Oceans, which account for seven parts of the total area of the earth, are becoming important keys for human beings to protect natural water resources, and therefore, more and more researchers are becoming interested in deep water quality pollutant detection so as to protect water resources. The water pollutants mainly comprise floating materials, colloidal materials and soluble materials. And the silt content in the colloidal substance is too low, so that the floating objects can be adsorbed, and the water environment can be purified. However, when the silt content in the deep water area is too high, the ecological system of the water is affected, and the water quality is reduced. Monitoring the silt content in the deep water area is an important content for treating water resource environment.
However, when the sediment content of water is detected, the measuring result of the sediment sensor is influenced by the flow speed of deep water, and the water quality detection equipment is damaged. When the water quality detection result is processed, monitoring in real time, across areas, multiple information and the like cannot be carried out. At present, the influence of flow velocity on the data measured by a sediment content sensor is not considered in the deep water sediment content detection technology, and meanwhile, a water level measurement value is not given.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing the deepwater sediment content detection equipment aiming at the defects in the prior art, which integrates a water level, sediment content and flow velocity tester, adopts wireless signal transmission and carries out real-time display at a computer end, and is convenient for better understanding of the water resource quality.
The utility model adopts the following technical scheme:
the utility model provides a deep water silt content check out test set, includes the plumbous fish of hydrology, be provided with the velocity of flow apparatus on the plumbous fish of hydrology, the top of plumbous fish of hydrology is provided with silt content sensor and level sensor, velocity of flow apparatus, silt content sensor and level sensor are connected with data processing unit through signal line and power cord respectively, data processing unit is used for comparing the velocity of flow information, silt content information and the level information that velocity of flow apparatus, silt content sensor and level sensor gathered with the threshold value and then sends for data display element through radio signal.
Specifically, the plumbous fish of hydrology includes the body, and velocity of flow apparatus sets up the front end at the body.
Furthermore, the tail of the body is provided with a longitudinal tail meeting the water flow direction and a transverse tail keeping front and back balance.
Specifically, the data processing unit includes microprocessor unit, and microprocessor unit passes through signal line and power cord and is connected with level sensor, silt content sensor, velocity of flow apparatus, wireless signal transmitting unit and DC power supply respectively, and wireless signal transmitting unit is used for connecting the data display element, and DC power supply is used for providing the electric energy.
Furthermore, the wireless signal transmitting unit, the microprocessor unit and the direct current power supply are all arranged in a control box, and the control box is arranged on the vertical support.
Furthermore, a solar panel is arranged at the top of the vertical support and is connected with a direct current power supply.
Furthermore, the hydrological lead fish, the sediment content sensor and the water level sensor are connected with the vertical support through steel wire ropes.
Specifically, the sediment content sensor comprises an infrared emitting diode parallel driving circuit and a photosensitive diode driving circuit, wherein the infrared emitting diode parallel driving circuit is used for emitting infrared light to the water quality to be detected; the photosensitive diode driving circuit is used for receiving the reflected light intensity.
Specifically, the data display unit comprises a cloud server, and the cloud server is respectively connected with the data processing unit and the computer in a wireless mode.
Compared with the prior art, the utility model has at least the following beneficial effects:
a deepwater silt content detection device considers the influence of deepwater flow speed on the measurement result of a silt content sensor and adopts hydrological lead fish to measure the flow speed value; meanwhile, the water level under the sediment content measurement value is provided for facilitating related personnel to better research water resources; in order to facilitate the supervision of water resource conditions by relevant departments, the measurement results are transmitted through wireless signals and displayed in real time. Therefore, the utility model discloses a can improve deep water silt content testing result, simultaneously, be convenient for gather the silt content value under the different degree of depth of whole waters and be favorable to the assurance to whole waters quality of water, cross regional data transmission and make things convenient for relevant departments to carry out real-time supervision and in time know the quality of water condition.
Furthermore, the hydrological fish lead and the flow velocity measuring instrument arranged at the front end can accurately measure the flow velocity of the water quality to be measured.
Furthermore, the tail part of the hydrographic fish body is provided with a longitudinal tail meeting the water flow direction and a transverse tail keeping front and back balance, so that the water quality and flow velocity can be accurately measured.
Further, data acquisition is completed through level sensor, silt content sensor and velocity of flow apparatus, and microprocessor handles the data of gathering, then sends to the Ali cloud server under wireless communication technology's effect to the staff visits the Ali cloud server through computer client and monitors quality of water silt content condition. The DC power supply provides electric energy for the microprocessor to ensure normal data transmission.
Furthermore, the control box comprises a wireless signal transmitting unit, a microprocessor unit and a direct-current power supply, so that the circuit can be conveniently debugged and maintained by workers.
Further, set up solar panel on the support for provide the electric energy and then reduce cost.
Furthermore, the hydrological fish lead is connected with the sediment content sensor through a steel wire rope, the sediment content sensor is connected with the water level sensor through a steel wire rope, the water level sensor is connected with the vertical support through a steel wire rope, and when the flow velocity, the sediment content and the water level value of the water body to be detected are detected, the sensor is prevented from falling through the steel wire rope.
Furthermore, in order to detect the sediment content of water, infrared light needs to be emitted to the water body through the emitting diode, and the intensity of the light reflected back needs to be sensed by the photosensitive diode. The intensity of the emitted infrared light is positively correlated with the current passing through the infrared emitting diode parallel driving circuit, the photosensitive diode senses the intensity of the light and is positively correlated with the voltage, and the light signal is converted into an electric signal.
Furthermore, the data display unit comprises a cloud server, so that workers can inquire the sediment content information in a cross-region and real-time manner, and the storage time of detection results is long.
In conclusion, the method has the advantages of high accuracy of the deepwater sediment content detection result, clear water level hierarchy of the detection result and large-area data display.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
FIG. 1 is a deep water silt content detection system framework of the present invention;
FIG. 2 is a schematic diagram of the deepwater silt content detection apparatus and method of the present invention;
FIG. 3 is a circuit diagram of six parallel-connected IR emitting diode drivers according to the present invention;
FIG. 4 is a circuit diagram of a photodiode of the present invention;
FIG. 5 is a schematic view of a silt content sensor according to the present invention;
FIG. 6 is a circuit diagram of a water level sensor module according to the present invention;
FIG. 7 is a circuit diagram of a flow sensor module according to the present invention;
FIG. 8 is a schematic view of the waterproof housing of the silt content and water level sensor of the present invention;
FIG. 9 is a schematic view of a silt content and water level sensor and waterproof case detection apparatus of the present invention;
FIG. 10 is a schematic view of the design of the apparatus for detecting water level, sediment content and flow velocity of the present invention;
FIG. 11 is a circuit diagram of a CPU module according to the present invention;
FIG. 12 is a circuit diagram of a power circuit module according to the present invention;
FIG. 13 is a circuit diagram of a solar energy storage module of the present invention;
FIG. 14 is a circuit diagram of a communication module of the present invention;
FIG. 15 is a graph of the effect of water velocity on a silt content sensor according to the present invention;
fig. 16 is a diagram comparing the detection results of the existing detection equipment and the utility model of equipment on the sediment content of water quality.
Wherein: 1. hydrological fish lead; 2. a silt content sensor; 3. a water level sensor; 4. a control box; 5. a solar panel; 6. a cloud server; 7. a computer; 8. a signal line and a power line; 9. a screw; 10. a front cover; 11. pressing a transparent piece; 12. a lens; an O-ring; 14. a transparent member mounting base; 15. the photoelectric PCB is arranged on the upper plate; 16. a copper pillar; 17. a photoelectric PCB lower plate; 18. a copper body; 19. a rear cover; 20. a waterproof navigation socket; 21. a waterproof joint rear part.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "one side", "one end", "one side", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
It will be understood that the terms "comprises" and/or "comprising," when used in this specification and the appended claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
It is also to be understood that the terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used in the specification of the present invention and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.
It should be further understood that the term "and/or" as used in this specification and the appended claims refers to and includes any and all possible combinations of one or more of the associated listed items.
Various structural schematics according to the disclosed embodiments of the utility model are shown in the drawings. The figures are not drawn to scale, wherein certain details are exaggerated and possibly omitted for clarity of presentation. The shapes of various regions, layers and their relative sizes and positional relationships shown in the drawings are merely exemplary, and deviations may occur in practice due to manufacturing tolerances or technical limitations, and a person skilled in the art may additionally design regions/layers having different shapes, sizes, relative positions, according to actual needs.
Referring to fig. 1, the utility model provides a deepwater sediment concentration detection device, which comprises an upright support, a water level sensor 3, a sediment concentration sensor 2, a plumb-bob 1, a control box 4, a cloud server 6, a computer 7, a 24V direct-current power supply and a solar panel 5.
The control box 4 is arranged on an upright bracket and is respectively connected with the water level sensor 3, the silt content sensor 2 and the plumbum aquaticum 1 through signal lines and a power line 8, the water level sensor 3 is arranged above the silt content sensor 2, the plumbum aquaticum 1 is arranged below the silt content sensor 2, a wireless signal transmitting unit, a microprocessor unit and a direct current power supply are arranged in the control box 4, the microprocessor unit is connected with the cloud server 6 through the wireless signal transmitting unit, a computer 7 arranged at the far end is connected with the cloud server 6, the microprocessor unit is respectively connected with the wireless signal transmitting unit, the water level sensor 3, the silt content sensor 2, the plumbum aquaticum 1 and the direct current power supply, signals of the water level sensor 3, the silt content sensor 2 and the plumbum aquaticum 1 are sent to the cloud server 6 through the wireless signal transmitting unit after being processed by the microprocessor unit, the top of the upright support is provided with a solar panel 5, and the solar panel 5 is connected with a direct current power supply.
The triangular support is connected with the water level sensor 3, the silt content sensor 2 and the hydrological lead fish 1 through thin and soft steel wire ropes. The water level sensor 3 is used for measuring the position information corresponding to the deepwater sediment content value measured by the sediment content sensor 2.
The silt content sensor 2 is used for detecting silt content and comprises an infrared emitting diode and a photosensitive diode resistor.
Referring to fig. 3, resistors R1, R2, R3, R4, R5 and R6 are connected in parallel, one end of each resistor is connected to the positive electrode of 5VDC, the other end of each resistor is connected to the negative electrode of 5VDC through corresponding emitting diodes D1, D2, D3, D4, D5 and D6, and the intensity of infrared light emitted from the emitting diodes is in direct proportion to the current passing through the emitting diodes.
Referring to FIG. 4, a photodiodeIn the tube driving circuit, the anode of a photosensitive diode D is connected with the anode of 5VDC, the cathode of the photosensitive diode D is connected with the cathode of 5VDC through a resistor R7, and one end of a photosensitive diode T is connected with VCCConnected with each other in two paths, one path is connected with VOUTConnected, the second path is connected with V through a resistor R8GNDAnd (4) connecting.
Referring to fig. 5, the sediment sensor 2 includes an emitter diode, a photodiode, and a resistor, and is used to detect the sediment content of the water;
referring to fig. 6, the water level sensor 3 is used to measure the water level, the 1 st pin is divided into two paths, one path is connected to +5VVCC, the other path is connected to DQ through a resistor R14, the 2 nd pin is connected to DQ, and the 3 rd pin is connected to VGNDAnd connecting, and converting the deviation of the water level measuring signal and the water level setting signal into an electric signal, and converting the electric signal into the water level.
Referring to fig. 7, the flow rate sensor module is used for measuring the flow rate of water, and the 1 st pin is divided into two paths, one path is connected with +5VVCC, the other path is connected with Q via a resistor R15, the 2 nd pin is connected with Q, and the 3 rd pin is connected with VGNDAnd the flow velocity sensor is positioned inside the hydrological lead fish.
Referring to fig. 8, the waterproof case of the silt content sensor 2 includes: the photoelectric type LED display device comprises a screw 9, a front cover 10, a transparent piece pressing sheet 11, a lens 12, an O-shaped ring 13, a transparent piece mounting seat 14, a photoelectric type PCB upper plate 15, a copper column 16, a photoelectric type PCB lower plate 17, a copper body 18, a rear cover 19, a waterproof navigation socket 20 and a waterproof connector rear part 21.
The waterproof shell sequentially comprises a front cover 10, a transparent piece pressing sheet 11, a lens 12, a transparent piece mounting seat 14, a copper body 18, a rear cover 19, a waterproof navigation socket 20 and a waterproof joint rear part 21 from front to back; lens 12 and transparency mount pad 14, all be provided with O type circle 13 between transparency mount pad 14 and the copper body 18, the interval is provided with photoelectric type PCB upper plate 15 and photoelectric type PCB hypoplastron 17 in the copper body 18, be provided with copper post 16 between photoelectric type PCB upper plate 15 and photoelectric type PCB hypoplastron 17, and photoelectric type PCB hypoplastron 17 and the back lid 19, be provided with O type circle 13 between copper body 18 and the back lid 19, front cover 10 passes through screw 9 and is connected with transparency mount pad 14, waterproof boat socket 20 is connected with back lid 19 through screw 9 with waterproof joint rear portion 21.
Referring to fig. 9, which is a schematic view of the detection apparatus for detecting silt content and water level sensors under the combination of fig. 8, the photoelectric PCB upper plate 15 and the photoelectric PCB lower plate 17 are respectively a power supply plate and a detection plate, further, the detection plate is provided with a silt content sensor and a water level sensor, the power supply plate supplies power to the silt content sensor and the water level sensor, and the silt content sensor and the water level sensor are connected through a steel wire rope.
Referring to fig. 10, the water level measurement, water quality detection and river flow velocity measurement are integrated into a silt content detection apparatus, the water level sensor and the silt content sensor are connected by a wire rope, and the silt content sensor and the plumb fish are connected by a wire rope.
Referring to fig. 11, the microprocessor unit is mainly used for processing data and transmitting sediment content and water level value; the numerical value that the sensor module obtained is handled through microprocessor, and the wireless communication module that passes through after handling transmits to the Ali cloud server, and power module can provide the electric energy for microprocessor.
Please refer to fig. 12, which is a dc power supply for providing power for a device, and includes HT7550-1 and HT7553-1, +24V divided into two paths, one path is connected to one end of a capacitor C5, +5V, one end of a capacitor C6 and one end of HT7553-1 through HT7550-1, the second path is connected to the other end of the capacitor C5, the other end of the capacitor C6, one end of the capacitor C7553-1 and one end of the capacitor C7 through a capacitor C4, and the other end of the capacitor C7 is connected to HT7550-1 and +3.3V, respectively; +24V is connected to the solar energy storage module and +3.3V is connected to the power interface of the microprocessor, as shown in fig. 11.
Referring to fig. 13, the solar panel 5 for charging a dc power supply includes an MC34063, a TCAP pin of the MC34063 is connected to ground through a capacitor C3, a GND pin is connected to ground through an ISWE pin, an ISWC pin is divided into two paths, one path is divided into three paths through an inductor L, the other path is connected to an IDC pin through a resistor R11, the second path is connected to an IPK pin, the third path is connected to three paths through a resistor R12 and a capacitor C2, the other path is connected to ground, the second path is connected to a positive 24V, ISWC pin and one end of a resistor R9 through a capacitor C1, the third path is divided into two paths through a resistor R10, the other path is connected to a COMP pin, the second path is connected to the other end of the resistor R9, and a VCC pin of the MC34063 is connected to the solar panel 5.
When light irradiates the surface of the solar cell, a part of photons are absorbed by the silicon material; the energy of the photon is transferred to the silicon atom, so that the electron is transferred to form free electrons, the free electrons are gathered at two sides of the P-N junction to form a potential difference, and when the circuit is switched on externally, under the action of the voltage, current flows through the external circuit to generate certain output power. And then, the MC34063 chip is used for realizing direct current voltage-direct current voltage reduction, and the electric energy converted from solar energy is converted into stable direct current through a circuit to supply power to the microprocessor.
Please refer to fig. 14, which illustrates a wireless signal transmitting unit, including an SP485R, an RO terminal of the SP485R is connected to an RX, a DI terminal is connected to a TX, an RE terminal and a DE terminal are both connected to an R/D, a VCC terminal is connected to +5V, a B terminal of the SP485R is divided into four paths, which are respectively connected to one terminal of a resistor R13, an anode of a transient voltage suppressor diode D8, an anode of the transient voltage suppressor D7 and a 1 st pin of an RS485, and an a terminal of the SP485R is divided into four paths, which are respectively connected to the other terminal of a resistor R13, an anode of a transient voltage suppressor D9, a cathode of a transient voltage suppressor D7 and a 2 nd pin of an RS485, and a GND terminal of the SP485R is divided into four paths, which are respectively connected to a cathode of a transient voltage suppressor D8, a cathode of a transient voltage suppressor D9, a ground terminal and a 3 rd pin of an RS 485. When the R/D is low level, the transmission is forbidden and the reception is effective; when R/D is high level, transmission is effective, and reception is forbidden. Meanwhile, the resistor R13 and the transient voltage suppression diodes D7, D8 and D9 in the circuit can improve the anti-interference capability of the circuit. The data transmission method mainly completes the receiving of data sent by the microprocessor and transmits the received data to the Ali cloud server through the 4G DTU Internet of things.
The computer 7 accesses the cloud server through the wireless signal to obtain the water quality sediment content value and then displays the detection result in real time, the detection result of the deep water sediment content can be improved, meanwhile, the sediment content value under different depths of the whole water area can be conveniently acquired, the water quality of the whole water area can be conveniently mastered, and cross-region data transmission is convenient for relevant departments to monitor in real time and know the water quality condition in time.
Referring to fig. 2, the use method of the deepwater sediment content detection equipment of the present invention is as follows:
s1, data acquisition;
s101, calculating according to the deviation of the actual water level and the set water level by the water level sensor, converting a water level signal into an electric signal, and measuring the water level so as to obtain a position P under the sediment content valuei；
S102, the sediment content sensor measures a sediment content value X according to the intensity of light reflected by the muddy matter received by the emitted light1,iConverting the silt content of the water into an electric signal;
s103, measuring water flow speed X by using flow velocity measuring instrument at front end of hydrographic fish2,iN is the number of measurements.
S2, processing data;
s201, obtaining the silt content value X in the step S11,iAnd the velocity X of water flow2,iSingular value elimination through the Showville criterion, first-order lag data filtering and normalization processing.
Xj,i+1＝(1-β)Xj,i+βXj,i-1
S202, analyzing the data correlation, specifically as follows:
s203, constructing a function relation between the actual sediment content value and the measured sediment content value and the deep water flow speed, and concretely comprising the following steps:
wherein, N, Xj,i，β，μj，σj，ρ1,2，αqY, j-1, 2, q-1, 2, 8 are the number of measurements, experimental measurement data, smoothing filter coefficients, mean of experimental data, standard deviation of experimental data, and X, respectively1,iAnd X2,iCorrelation among the deep water silt, actual deep water silt content value and correlation weight coefficient.
And S3, displaying data.
Obtaining an actual sediment content value and a water level value according to the step S2, and sending the actual sediment content value and the water level value to a cloud server through wireless signals; and the computer accesses the cloud server through the wireless signal, and then obtains the detection result and displays the detection result in real time.
In order to detect this equipment validity and accuracy, designed two sets of contrast experiments, reachd as shown in figure 15 and 16 the simulation velocity of flow to silt content testing result's influence and the current check out test set of contrast and this utility model equipment to the testing result of quality of water.
In order to verify the effectiveness and the accuracy of the detection result of the deepwater sediment content detection equipment and the detection method, the influence of the flow velocity on the detection result of the sediment content sensor is set, and the water quality detection result of the deepwater sediment content detection equipment and the deepwater sediment content detection method is compared with two sets of experiments of the detection water quality detection result of the deepwater sediment content sensor. For the first experiment, collecting water in the same place and performing experiments under two conditions of flowing speed and no flowing speed respectively; to experiment two, do not use this utility model equipment and existing equipment to the same moisture and carry out quality of water silt content testing. The results of the experiment are shown in FIGS. 15 and 16.
Referring to fig. 15 and 16, in fig. 15, a dark line represents a detection result of silt content in water quality at no flow rate, and a light line represents a detection result of water quality at flow rate. In fig. 16, the dark line is the result of measuring water quality by the existing equipment, and the light line is the result of measuring silt content by the utility model equipment.
According to the method for detecting the silt content in the deep water, provided by the utility model, the influence of the deep water flow speed on the measurement result of the silt content sensor is considered, and a model between the actual silt content value and the measured silt content value and the deep water flow speed is constructed. The method specifically comprises the following steps: firstly, respectively acquiring the height of detected water quality, a sediment content value and a water flow speed result through a water level sensor, a sediment content sensor and a water flow speed sensor; secondly, filtering and other treatments are carried out on the sediment content value and the water flow speed value; and finally, obtaining a model between the actual sediment content value and the measured sediment content value and the deep water flow speed. The measured actual sediment content and water level value are transmitted to the Aliskiren cloud server through a wireless communication technology, and the notebook computer can obtain the water quality condition and the water level at the moment by accessing the Aliskiren cloud server. Therefore, the utility model discloses a can improve the degree of accuracy of deep water region water quality testing result, can also be convenient for the staff supervise the quality of water condition in real time.
In order to obtain more detailed water quality information, the utility model obtains the measured water quality height, sediment content value and water flow speed value by using a water level sensor, a sediment content sensor and a water flow speed sensor respectively. The principle of each sensor is as follows: and acquiring a water level signal according to the deviation of the actual water level and the set water level, converting the water signal into an electric signal, and determining the water level position corresponding to the sediment content value. And converting the optical signal into an electric signal according to the intensity of the light reflected by the turbid substances received by the emitted light, so as to obtain the sediment content value. And obtaining the water velocity corresponding to the silt content value according to the functional relation between the rotation number of the slurry rotor in the flow velocity meter and the time cycle period.
The measured values have deviation by considering the inherent defects of the sensor, and the singular value elimination and data filtering are carried out on the measurement results to lay a foundation for accurately constructing the model. Furthermore, considering different dimensions of silt content and water flow velocity, normalization processing is carried out, and data correlation degree is calculated. On the basis, a function relation between the actual sediment content value and the deep water flow speed is constructed.
In order to obtain accurate and reliable experimental measurement data, the bivy criterion is required to be used for removing singular values and filtering first-order lag data. In order to eliminate the influence of the dimension of the silt content value and the water flow speed value, the processed data are subjected to normalization processing.
In order to obtain the actual weight of the silt content value influenced by the silt content value and the water flow velocity, data correlation degree processing needs to be carried out on the data after normalization processing.
The influence of the deepwater flow speed on the sediment content measurement value is avoided, the model relation between the actual sediment content value and the measured sediment content value and the deepwater flow speed is established, and the deepwater sediment content is convenient to detect.
In summary, the deepwater sediment content detection equipment and the detection method provided by the utility model consider the influence factors of the flow velocity on the measurement result of the sediment content sensor, and simultaneously design the deepwater sediment content detection equipment and the detection method which comprise the water level and flow velocity measuring instrument and the sediment content sensor in order to conveniently know the sediment content value under each water level. Compared with the prior art, the utility model discloses a can improve deep water silt content's testing result, simultaneously, be convenient for gather the silt content value under the whole waters different degree of depth and be favorable to the assurance to whole waters quality of water, stride regional data transmission and make things convenient for relevant departments to carry out real-time supervision and in time know the quality of water condition.
The above-mentioned contents are only for illustrating the technical idea of the present invention, and the protection scope of the present invention is not limited thereby, and any modification made on the basis of the technical idea of the present invention falls within the protection scope of the claims of the present invention.
Claims (9)
1. The utility model provides a deep water silt content check out test set, a serial communication port, including hydrology lead fish (1), be provided with the velocity of flow apparatus on hydrology lead fish (1), the top of hydrology lead fish (1) is provided with silt content sensor (2) and level sensor (3), the velocity of flow apparatus, silt content sensor (2) and level sensor (3) are connected with data processing unit through signal line and power cord (8) respectively, data processing unit is used for comparing the velocity of flow information, silt content sensor (2) and level sensor (3) collection, silt content information and level information and threshold value and then send for data display element through radio signal.
2. The deepwater sediment concentration detection equipment as claimed in claim 1, wherein the hydrological fish (1) comprises a body, and the flow velocity tester is arranged at the front end of the body.
3. The deepwater sediment concentration detection equipment as claimed in claim 2, wherein the tail part of the body is provided with a longitudinal tail meeting the water flow direction and a transverse tail keeping front and back balance.
4. The deepwater sediment concentration detection equipment of claim 1, wherein the data processing unit comprises a microprocessor unit, the microprocessor unit is respectively connected with the water level sensor (3), the sediment concentration sensor (2), the flow rate tester, the wireless signal transmitting unit and a direct current power supply through signal lines and a power line (8), the wireless signal transmitting unit is used for being connected with the data display unit, and the direct current power supply is used for providing electric energy.
5. The deepwater sediment concentration detection equipment as claimed in claim 4, wherein the wireless signal transmitting unit, the microprocessor unit and the direct current power supply are all arranged in a control box (4), and the control box (4) is arranged on the vertical support.
6. The deepwater sediment concentration detection equipment as claimed in claim 5, wherein a solar panel (5) is arranged at the top of the vertical support, and the solar panel (5) is connected with a direct-current power supply.
7. The deepwater sediment concentration detection equipment as claimed in claim 5, wherein the hydrological lead fish (1), the sediment concentration sensor (2) and the water level sensor (3) are connected with the vertical support through steel wire ropes.
8. The deepwater sediment concentration detection equipment of claim 1, wherein the sediment concentration sensor (2) comprises an infrared emitting diode parallel driving circuit and a photosensitive diode driving circuit, and the infrared emitting diode parallel driving circuit is used for emitting infrared light to water quality to be detected; the photosensitive diode driving circuit is used for receiving the reflected light intensity.
9. The deepwater sediment concentration detection equipment as claimed in claim 1, wherein the data display unit comprises a cloud server (6), and the cloud server (6) is respectively connected with the data processing unit and the computer (7) in a wireless mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120792390.6U CN215768134U (en) | 2021-04-19 | 2021-04-19 | Deepwater sediment content detection equipment |
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| CN113155689A (en) * | 2021-04-19 | 2021-07-23 | 西安新汇泽测控技术有限公司 | Deepwater sediment content detection equipment and detection method |
| CN113155689B (en) * | 2021-04-19 | 2024-08-09 | 西安新汇泽测控技术有限公司 | Deepwater sediment content detection equipment and detection method |
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