CN116502034A - River hydrologic monitoring system based on wireless communication - Google Patents
River hydrologic monitoring system based on wireless communication Download PDFInfo
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Abstract
The invention relates to the technical field of river hydrologic monitoring, which is used for solving the problems that when the current river hydrologic monitoring is carried out, a reasonable monitoring period and monitoring points cannot be formulated according to the actual condition of river hydrologic, so that the judgment of the water pollution degree and ecological environment of a river is inaccurate, and timely feedback on floods is difficult to carry out. According to the method, the river water pollution degree, the ecological environment state, the water level and the water flow condition are clearly judged and analyzed respectively through the data calculation and the data comparison and matching mode, the early warning feedback of flood damage and the evaluation of water resources are realized through the data classification output feedback mode, powerful data support is provided for improving the ecological environment, and comprehensive monitoring and efficient management of river hydrology are realized.
Description
Technical Field
The invention relates to the technical field of river hydrologic monitoring, in particular to a river hydrologic monitoring system based on wireless communication.
Background
River hydrology is a subject for researching river water movement and related phenomena, and relates to measurement and analysis of various aspects such as river water level, water flow speed, water flow, water temperature, water quality and the like. The method has the main tasks of observing, analyzing and forecasting the hydrologic process of the river, and providing scientific basis for water resource management, flood control, disaster reduction, ecological environment protection and the like. However, in the existing river hydrologic monitoring method, many problems still exist.
For example, when the water pollution state of a river is analyzed in the conventional river hydrologic monitoring, the water pollution state of the river is monitored by manually fixing a period and a fixed point, and a reasonable monitoring period and monitoring points cannot be formulated according to the actual condition of the river hydrologic, so that the water pollution degree of the river is inaccurately judged;
for example, when analyzing the ecological environment state of a river, the monitoring index is too single, and more comprehensive and detailed ecological information cannot be obtained, so that the ecological environment state of the river is not accurately monitored;
for example, when monitoring the water flow and water level state of a river, it is difficult to analyze the water level change and the water flow change in time, so it is difficult to make timely feedback on flood disasters, resulting in water disasters and personnel and property losses.
In order to solve the above-mentioned defect, a technical scheme is provided.
Disclosure of Invention
The invention aims to provide a river hydrologic monitoring system based on wireless communication, which aims to solve the problems in the background technology.
The aim of the invention can be achieved by the following technical scheme: a river hydrologic monitoring system based on wireless communication, comprising: the system comprises a data acquisition unit, a hydrologic pollution monitoring unit, a hydrologic ecological monitoring unit, a water flow level monitoring unit, a control display center and a cloud database;
the data acquisition unit is used for acquiring water pollution information, ecological environment information, water flow data information and water level data information of a target river;
the hydrologic pollution monitoring unit is used for monitoring water pollution information of the target river in the current time period, analyzing the water pollution state of the target river, and displaying and explaining the water pollution state of the target river through the control display center;
the hydrologic ecological monitoring unit is used for monitoring ecological environment information of the target river in the current time period, analyzing the ecological environment state of the target river, and displaying and explaining the ecological environment state of the target river through the control display center;
the water flow and water level monitoring unit is used for monitoring water flow data information and water level data information of the target river in the current time period, analyzing the water flow state and the water level state of the target river, and displaying and explaining the water flow state and the water level state of the target river through the control display center;
the cloud database is used for storing a sampling period setting component table of the target river, storing an ecological environment feedback grading table of the target river, storing a flow state judging table of the target river, storing a water potential state judging table of the target river and storing a water conservancy state judging table of the target river.
Preferably, the monitoring of the water pollution information of the current time period of the target river comprises the following specific monitoring process:
obtaining the type number of pollution sources, the number of pollution emission points and the environmental sensitivity index in basic parameters of a target river, respectively calibrating the type number, the number of pollution emission points and the environmental sensitivity index into ty, bdp and es, carrying out normalized analysis, and obtaining a period monitoring value cmv of the target river according to a set formula cmv=δ1ty+δ2bdp+δ3es, wherein δ1, δ2 and δ3 are normalization factors of the type number of pollution sources, the number of pollution emission points and the environmental sensitivity index;
comparing and matching the period monitoring value of the target river with a sampling period setting component table stored in a cloud database, so as to obtain a sampling monitoring setting period of the target river, wherein the obtained period monitoring value of each target river corresponds to one sampling monitoring setting period;
acquiring the length and the branching amount of a target river in each sampling monitoring period according to a set sampling monitoring setting period, performing superposition analysis, and obtaining a regional basis coefficient rbc of the target river according to a set formula rbc=leg+bv, wherein leg represents the length value of the target river and bv represents the branching amount of the target river;
setting a first regional division control threshold and a second regional division control threshold of the regional basis coefficient of the target river, and comparing and analyzing the regional basis coefficient of the target river with the preset first regional division control threshold and the preset second regional division control threshold, wherein the first regional division control threshold is larger than the second regional division control threshold;
when the regional basis coefficient of the target river is smaller than a preset first regional division comparison threshold, dividing the target river into n1 monitoring regions, when the regional basis coefficient of the target river is between the preset first regional division comparison threshold and a second regional division comparison threshold, dividing the target river into n2 monitoring regions, and when the regional basis coefficient of the target river is greater than a preset second regional division comparison threshold, dividing the target river into n3 monitoring regions, wherein n1 is smaller than n2 and n3.
Preferably, the analysis of the water pollution state of the target river is performed by the following specific analysis process:
acquiring the chemical ion number, pH value, turbidity and water pollution information of the target river in each monitoring area in real time in the set sampling monitoring setting period according to the set sampling monitoring setting periodHeavy metal number and respectively calibrating the heavy metal number as cml ij 、ph ij 、td ij And mtl ij And carrying out normalization analysis on the sample according to a set formula pfc ij ＝μ1*cml ij +μ2*ph ij +μ3*td ij +μ4*mtl ij Thereby obtaining the pollution feedback coefficient pfc of the target river in each monitoring area ij ；
Wherein, mu 1, mu 2, mu 3 and mu 4 are weight factor coefficients of the number of chemical ions, the pH value, the turbidity and the number of heavy metals respectively, and mu 1, mu 2, mu 3 and mu 4 are natural numbers larger than 0;
comparing and analyzing the pollution feedback coefficient of each monitoring area of the target river with a preset pollution threshold value, judging the corresponding target area as a light pollution area when the pollution feedback coefficient is smaller than the preset pollution threshold value, judging the corresponding target area as a medium pollution area when the pollution feedback coefficient is equal to the preset pollution threshold value, and judging the corresponding target area as a heavy pollution area when the pollution feedback coefficient is larger than the preset pollution threshold value;
calculating the area quantity ratio of the areas marked as the medium pollution area and the heavy pollution area respectively, and marking the areas as s1 and s2 respectively, if s1+s2 is more than or equal to 60%, generating a river heavy pollution signal and triggering a comprehensive treatment instruction, otherwise, if s1+s2 is less than 60%, generating a river light pollution signal and triggering a targeted treatment instruction;
the comprehensive treatment instruction and the targeted treatment instruction are respectively sent to a control display center, and the pollution of the target river is comprehensively and comprehensively treated according to the received comprehensive treatment instruction;
and according to the received targeted treatment instruction, a corresponding monitoring area marked as a heavy pollution area is called, and the targeted treatment is carried out on the water pollution of the target monitoring area.
Preferably, the monitoring of the ecological environment information of the current time period of the target river comprises the following specific monitoring process:
randomly selecting k sediment analysis points from a target river, and extracting sediment samples of the k sediment analysis points, so as to analyze the sediment states of the k sediment samples;
obtaining the solid particle quantity, organic mass and oxygen recovery quantity of each sediment sample of the target river, and respectively calibrating the solid particle quantity, the organic mass and the oxygen recovery quantity as gt k 、oq k And os k And analyze it according to the set formulaThus, a sludge state coefficient bsc is obtained, in which ρ1, ρ2 and ρ3 are normalization factors of the solid particle amount, the organic mass and the redox amount, respectively.
Preferably, the analysis of the ecological environment state of the target river is performed by the following specific analysis process:
acquiring sediment state coefficients, vegetation species number, fish number and benthonic quantity in ecological environment information of a target river in real time, carrying out formulated analysis on the sediment state coefficients, vegetation species number, fish number and benthonic quantity, and carrying out a set formulaObtaining an ecological environment feedback index evt of a target river, wherein e represents a constant, zbl represents a vegetation seed number, yl represents a fish number, dq represents a benthonic quantity, gamma 1, gamma 2, gamma 3 and gamma 4 are respectively a bottom mud state coefficient, a vegetation seed number, a fish number and a benthonic quantity correction factor coefficient, and gamma 1, gamma 2, gamma 3 and gamma 4 are natural numbers larger than 0;
performing comparison and matching analysis on the ecological environment feedback indexes of the target river and an ecological environment feedback hierarchical table stored in a cloud database, so as to obtain ecological environment feedback levels of the target river, wherein each obtained ecological environment feedback index of the target river corresponds to one ecological environment feedback level, and the ecological environment feedback levels comprise a superior ecological environment feedback level, a good ecological environment feedback level and a poor ecological environment feedback level;
the superior ecological environment feedback level, the good ecological environment feedback level and the poor ecological environment feedback level are respectively sent to a control display center, and the ecological environment of the target river is improved and treated according to the received poor ecological environment feedback level;
and according to the received targeted treatment instruction, a corresponding monitoring area marked as a heavy pollution area is called, and the targeted treatment is carried out on the water pollution of the target monitoring area.
Preferably, the monitoring of the water flow data information and the water level data information of the target river comprises the following specific monitoring processes:
obtaining a depth value, a width value and a flow rate value of a target river in a unit time period, carrying out data analysis on the depth value, the width value and the flow rate value of the target river, and obtaining a water quantity value wfv of the target river according to a set formula wfv=g1×l2xw+g3×v, wherein L represents the depth value of the target river, W represents the width value of the target river, V represents the flow rate value of the target river, g1, g2 and g3 are error factor coefficients of the depth value, the width value and the flow rate value respectively, and g1, g2 and g3 are all fractions larger than 0;
selecting m historical water level highest values from a cloud database and recording the highest values as hsl m And average analysis is carried out on the highest value of each historical water level, and according to the formula CA1= (hsl) 1 +hsl 2 +……+hsl m ) M thereby obtaining a water level trend reference value CA1 of the target river;
acquiring rainfall, drainage area and other displacement of a target river in a unit time period, carrying out data analysis on the rainfall, the drainage area and other displacement of the target river, and obtaining a water level increase value CA2 of the target river according to a set formula of CA2 = f 1+ f2 + sql + f3, wherein run represents the rainfall, sql represents the drainage area, otp represents other displacement, f1, f2 and f3 are error factor coefficients of the rainfall, the drainage area and other displacement respectively, and f1, f2 and f3 are all decimal values larger than 0;
and (3) carrying out superposition analysis on the water level trend reference value and the water level increase value, and obtaining the water potential value wpv of the target river according to the formula wpv=ca1+ca2.
Preferably, the analyzing the water flow state and the water level state of the target river comprises the following specific steps:
the water quantity value of the target river is subjected to comparison, matching and analysis with a flow state judging table of the target river stored in a cloud database, so that the flow grade of the target river is obtained, the obtained water quantity value of each target river corresponds to one flow grade, the flow grade comprises a low flow grade, a normal flow grade, a high flow grade and an oversized flow grade, the low flow grade, the normal flow grade, the high flow grade and the oversized flow grade are respectively sent to a control display center, and flood drainage treatment is carried out on the water flow state of the target river according to the received high flow grade and oversized flow grade;
the water potential value of the target river is subjected to comparison matching analysis with a water potential state judgment table of the target river stored in a cloud database, so that the water potential grade of the target river is obtained, each obtained water potential value of the target river corresponds to one water potential grade, the water potential grade comprises a calm grade, a turbulence grade and a serious grade, the calm grade, the turbulence grade and the serious grade are respectively sent to a control display center, and flood drainage treatment is carried out on the water level state of the target river according to the received serious grade;
comprehensively analyzing the water quantity value and the water potential value of the target river, and obtaining a hydraulic feedback coefficient hfc of the target river according to a set formula hfc =λ1 xwfv+λ2 xwpv, wherein λ1 and λ2 are respectively normalization factors of the water quantity value and the water potential value, and λ1 and λ2 are natural numbers larger than 0;
comparing and matching the hydraulic feedback coefficient of the target river with a hydraulic state judgment table of the target river stored in the cloud database, thereby obtaining hydraulic grades of the target river, wherein the obtained hydraulic feedback coefficient of each target river corresponds to one hydraulic grade, and the hydraulic grades comprise an abnormal hydraulic grade and a normal hydraulic grade;
the abnormal water conservancy grade and the normal water conservancy grade are respectively sent to the control display center, and according to the received abnormal water conservancy grade, the text word of 'the current water conservancy situation of the target river is severe, and the water conservancy of the target river is required to be regulated and controlled' is sent to the control display center for display description.
The invention has the beneficial effects that:
according to the invention, a foundation is laid for monitoring hydrologic pollution data information by setting a sampling period and dividing a monitoring area, explicit judgment and analysis of river water pollution degree are realized by using symbolized calibration, normalized analysis and data comparison and judgment, and on the basis, signal output and classification treatment are adopted, so that management and control of river hydrologic pollution conditions are further realized;
the ecological environment parameters of the river are defined by means of random sampling of the samples and calculation of the formulas, and based on the parameters, the ecological environment state grade of the river is defined by means of formula analysis and data matching, so that judgment and analysis of the ecological environment state of the river are realized, and meanwhile powerful data support is provided for better improving the ecological environment state of the river;
the water flow and the water level of the river are determined by utilizing the data analysis and the mean value analysis, the water flow condition and the water level state of the river are determined by utilizing the database comparison and matching analysis, and the early warning feedback and the advanced management and control of the flood are realized by adopting the text output display mode;
and the river water conservancy resource is evaluated in a data comprehensive analysis mode, so that the river hydrology is efficiently monitored and managed, a foundation is laid for developing river water conservancy work, and the river hydrology state is monitored and analyzed more comprehensively.
Drawings
The invention is further described below with reference to the accompanying drawings.
Fig. 1 is a system block diagram of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1:
referring to fig. 1, the present invention is a river hydrologic monitoring system based on wireless communication, comprising: the system comprises a data acquisition unit, a hydrologic pollution monitoring unit, a hydrologic ecological monitoring unit, a water flow level monitoring unit, a control display center and a cloud database.
It is to be noted that the data acquisition unit, the hydrologic pollution monitoring unit, the hydrologic ecological monitoring unit and the water flow level monitoring unit are respectively connected with the cloud database, and the hydrologic pollution monitoring unit, the hydrologic ecological monitoring unit and the water flow level monitoring unit are respectively connected with the control display center;
it should be noted that, the acquisition of the river hydrologic information is based on a wireless communication technology, and the wireless communication technology refers to a technology of transmitting and exchanging information through wireless signals such as radio waves. It can transfer information from one place to another without a physical connection. In addition, the wireless communication technology for sampling in river hydrologic monitoring can collect various data in a wider range without arranging long-distance cables, and the wireless communication technology can rapidly and real-timely transmit various data.
The data acquisition unit is used for acquiring water pollution information, ecological environment information, water flow data information and water level data information of the target river and respectively transmitting the water pollution information, the ecological environment information, the water flow data information and the water level data information to the hydrologic pollution monitoring unit, the hydrologic ecological monitoring unit and the water level monitoring unit through the cloud database;
the cloud database stores a sampling period setting score table of a target river, an ecological environment feedback classification table of the target river, a flow state judgment table of the target river, a water potential state judgment table of the target river and a water conservancy state judgment table of the target river.
The hydrologic pollution monitoring unit monitors the water pollution information of the current time period of the target river, and the specific monitoring process is as follows:
obtaining the number of pollution source types, the number of pollution emission points and the environmental sensitivity index in basic parameters of a target river, calibrating the number of pollution source types, the number of pollution emission points and the environmental sensitivity index into ty, bdp and es respectively, carrying out normalized analysis on the number of pollution source types, bdp and es, and obtaining a periodic monitoring value cmv of the target river according to a set formula cmv=δ1ty+δ2bdp+δ3es, wherein δ1, δ2 and δ3 are normalization factors of the number of pollution source types, the number of pollution emission points and the environmental sensitivity index respectively, and the normalization factors are used for representing the conversion of various data of the number of pollution source types, the number of pollution emission points and the environmental sensitivity index into a dimensionless form;
comparing and matching the period monitoring value of the target river with a sampling period setting component table stored in a cloud database, so as to obtain a sampling monitoring setting period of the target river, wherein the obtained period monitoring value of each target river corresponds to one sampling monitoring setting period;
it is to be noted that the number of the contamination source types is a data value indicating the number of the contamination source types contained in the target river; the pollutant discharge points are data values representing the number of pollutant discharge points contained in the target river; the environmental sensitivity index is a quantitative parameter for indicating the reaction degree and tolerance degree of a target river to pollutants, and in general, the higher the environmental sensitivity index of the river, the stronger the reaction degree of the river to pollutants, the lower the tolerance degree to environmental changes, and more strict protection measures are required. When the sensitivity index of the river environment is lower, the reaction degree of the river to the pollutants is relatively weaker, the tolerance degree to the environment change is higher, and proper protection and management are still needed;
acquiring the length and the branching amount of a target river in each sampling monitoring period according to a set sampling monitoring setting period, performing superposition analysis, and obtaining a regional basis coefficient rbc of the target river according to a set formula rbc=leg+bv, wherein leg represents the length value of the target river and bv represents the branching amount of the target river;
setting a first regional division control threshold and a second regional division control threshold of the regional basis coefficient of the target river, and comparing and analyzing the regional basis coefficient of the target river with the preset first regional division control threshold and the preset second regional division control threshold, wherein the first regional division control threshold is larger than the second regional division control threshold;
dividing the target river into n1 monitoring areas when the area basis coefficient of the target river is smaller than a preset first area division comparison threshold, dividing the target river into n2 monitoring areas when the area basis coefficient of the target river is between the preset first area division comparison threshold and a second area division comparison threshold, and dividing the target river into n3 monitoring areas when the area basis coefficient of the target river is greater than a preset second area division comparison threshold, wherein n1 is smaller than n2 and n3;
the water pollution state of the target river is analyzed, and the specific analysis process is as follows:
according to the set sampling monitoring setting period, acquiring the chemical ion number, pH value, turbidity and heavy metal number in the water pollution information of the target river in each monitoring area in real time in the set sampling monitoring setting period, and calibrating the chemical ion number, pH value, turbidity and heavy metal number as cml respectively ij 、ph ij 、td ij And mtl ij And carrying out normalization analysis on the sample according to a set formula pfc ij ＝μ1*cml ij +μ2*ph ij +μ3*td ij +μ4*mtl ij Thereby obtaining the pollution feedback coefficient pfc of the target river in each monitoring area ij ；
Wherein i represents the period duration of the corresponding sampling monitoring setting period, j represents the corresponding divided number of monitoring areas, j=1, 2,3, when j=1, the divided number of monitoring areas taken by the current target river is n1 monitoring areas, when j=2, the divided number of monitoring areas taken by the current target river is n2 monitoring areas, and when j=3, the divided number of monitoring areas taken by the current target river is n3 monitoring areas;
wherein, mu 1, mu 2, mu 3 and mu 4 are weight factor coefficients of the number of chemical ions, the pH value, the turbidity and the number of heavy metals respectively, mu 1, mu 2, mu 3 and mu 4 are natural numbers larger than 0, and the weight factor coefficients are used for balancing the duty ratio weight of each item of data in formula calculation, thereby promoting the accuracy of calculation results;
it should be noted that the number of chemical ions refers to a data value of how many of various chemical ion species are contained in the target river, and the number of heavy metals refers to a data value of how many of various heavy metal species are contained in the target river;
comparing and analyzing the pollution feedback coefficient of each monitoring area of the target river with a preset pollution threshold value, judging the corresponding target area as a light pollution area when the pollution feedback coefficient is smaller than the preset pollution threshold value, judging the corresponding target area as a medium pollution area when the pollution feedback coefficient is equal to the preset pollution threshold value, and judging the corresponding target area as a heavy pollution area when the pollution feedback coefficient is larger than the preset pollution threshold value;
calculating the area quantity ratio of the areas marked as the medium pollution area and the heavy pollution area respectively, and marking the areas as s1 and s2 respectively, if s1+s2 is more than or equal to 60%, generating a river heavy pollution signal and triggering a comprehensive treatment instruction, otherwise, if s1+s2 is less than 60%, generating a river light pollution signal and triggering a targeted treatment instruction;
the comprehensive treatment instruction and the targeted treatment instruction are respectively sent to a control display center, and the pollution of the target river is comprehensively and comprehensively treated according to the received comprehensive treatment instruction;
and according to the received targeted treatment instruction, a corresponding monitoring area marked as a heavy pollution area is called, and the targeted treatment is carried out on the water pollution of the target monitoring area.
The hydrologic ecological monitoring unit monitors ecological environment information of the current time period of the target river, and the specific monitoring process is as follows:
randomly selecting k sediment analysis points from a target river, and extracting sediment samples of the k sediment analysis points, so as to analyze the sediment states of the k sediment samples;
obtaining the solid particle quantity, organic mass and oxygen recovery quantity of each sediment sample of the target river, and respectively calibrating the solid particle quantity, the organic mass and the oxygen recovery quantity as gt k 、oq k And os k And analyze it according to the set formulaObtaining a sludge state coefficient bsc, wherein ρ1, ρ2 and ρ3 are normalization factors of the solid particle amount, the organic mass and the redox amount, respectively;
it should be noted that solid particles in the sediment can adsorb and enrich contaminants; the organic mass refers to the content of organic substances contained in the bottom mud, and the organic substances refer to compounds composed of carbon, hydrogen and other elements, including organisms, biological residues, feces and the like; the redox amount refers to a data value of the concentration of the redox state substance contained in the substrate sludge;
the ecological environment state of the target river is analyzed, and the specific analysis process is as follows:
acquiring sediment state coefficients, vegetation species number, fish number and benthonic quantity in ecological environment information of a target river in real time, carrying out formulated analysis on the sediment state coefficients, vegetation species number, fish number and benthonic quantity, and carrying out a set formulaObtaining an ecological environment feedback index evt of a target river, wherein e represents a constant, zbl represents a vegetation seed number, yl represents a fish number, dq represents a benthonic quantity, gamma 1, gamma 2, gamma 3 and gamma 4 are respectively a sediment state coefficient, a vegetation seed number, a fish number and a benthonic quantity correction factor coefficient, gamma 1, gamma 2, gamma 3 and gamma 4 are natural numbers larger than 0, and the correction factor coefficient is used for correcting deviation of various parameters in a formula calculation process, so that more accurate parameter data are calculated;
it should be noted that the vegetation species number is used to represent the vegetation species contained in the hydrographic environment of the target river; the fish number is used to represent the number of species of fish living in the target river; benthonic quantity represents the number of animals living under the water of the target river;
performing comparison and matching analysis on the ecological environment feedback indexes of the target river and an ecological environment feedback hierarchical table stored in a cloud database, so as to obtain ecological environment feedback levels of the target river, wherein each obtained ecological environment feedback index of the target river corresponds to one ecological environment feedback level, and the ecological environment feedback levels comprise a superior ecological environment feedback level, a good ecological environment feedback level and a poor ecological environment feedback level;
the superior ecological environment feedback level, the good ecological environment feedback level and the poor ecological environment feedback level are respectively sent to a control display center, and the ecological environment of the target river is improved and treated according to the received poor ecological environment feedback level;
and according to the received targeted treatment instruction, a corresponding monitoring area marked as a heavy pollution area is called, and the targeted treatment is carried out on the water pollution of the target monitoring area.
The water flow and water level monitoring unit is used for monitoring water flow data information and water level data information of a target river in a current time period, and the specific monitoring process is as follows:
obtaining a depth value, a width value and a flow rate value of a target river in a unit time period, carrying out data analysis on the depth value, the width value and the flow rate value of the target river, and obtaining a water quantity value wfv of the target river according to a set formula wfv=g1×l2xw+g3×v, wherein L represents the depth value of the target river, W represents the width value of the target river, V represents the flow rate value of the target river, g1, g2 and g3 are error factor coefficients of the depth value, the width value and the flow rate value respectively, and g1, g2 and g3 are all fractions larger than 0;
selecting m historical water level highest values from a cloud database and recording the highest values as hsl m And average analysis is carried out on the highest value of each historical water level, and according to the formula CA1= (hsl) 1 +hsl 2 +……+hsl m ) M thereby obtaining a water level trend reference value CA1 of the target river;
acquiring rainfall, drainage area and other displacement of a target river in a unit time period, carrying out data analysis on the rainfall, the drainage area and other displacement of the target river, and obtaining a water level increase value CA2 of the target river according to a set formula of CA2 = f 1+ f2 + sql + f3, wherein run represents the rainfall, sql represents the drainage area, otp represents other displacement, f1, f2 and f3 are error factor coefficients of the rainfall, the drainage area and other displacement respectively, and f1, f2 and f3 are all decimal values larger than 0;
it should be noted that the error factor coefficient is used for improving the measurement accuracy of rainfall, drainage area and other displacement in each measured value, so as to realize the accuracy of formula calculation; and the other displacement refers to a data value of the rise of the water level of the target river caused by snow melt and dam water discharge;
performing superposition analysis on the water level trend reference value and the water level increase value, and obtaining a water potential value wpv of the target river according to a formula wpv=ca1+ca2;
the water flow state and the water level state of the target river are analyzed, and the specific analysis steps are as follows:
the water quantity value of the target river is subjected to comparison, matching and analysis with a flow state judging table of the target river stored in a cloud database, so that the flow grade of the target river is obtained, the obtained water quantity value of each target river corresponds to one flow grade, the flow grade comprises a low flow grade, a normal flow grade, a high flow grade and an oversized flow grade, the low flow grade, the normal flow grade, the high flow grade and the oversized flow grade are respectively sent to a control display center, and flood drainage treatment is carried out on the water flow state of the target river according to the received high flow grade and oversized flow grade;
the water potential value of the target river is subjected to comparison matching analysis with a water potential state judgment table of the target river stored in a cloud database, so that the water potential grade of the target river is obtained, each obtained water potential value of the target river corresponds to one water potential grade, the water potential grade comprises a calm grade, a turbulence grade and a serious grade, the calm grade, the turbulence grade and the serious grade are respectively sent to a control display center, and flood drainage treatment is carried out on the water level state of the target river according to the received serious grade;
comprehensively analyzing the water quantity value and the water potential value of the target river, and obtaining a hydraulic feedback coefficient hfc of the target river according to a set formula hfc =λ1 xwfv+λ2 xwpv, wherein λ1 and λ2 are respectively normalization factors of the water quantity value and the water potential value, and λ1 and λ2 are natural numbers larger than 0;
comparing and matching the hydraulic feedback coefficient of the target river with a hydraulic state judgment table of the target river stored in the cloud database, thereby obtaining hydraulic grades of the target river, wherein the obtained hydraulic feedback coefficient of each target river corresponds to one hydraulic grade, and the hydraulic grades comprise an abnormal hydraulic grade and a normal hydraulic grade;
the abnormal water conservancy grade and the normal water conservancy grade are respectively sent to the control display center, and according to the received abnormal water conservancy grade, the text word of 'the current water conservancy situation of the target river is severe, and the water conservancy of the target river is required to be regulated and controlled' is sent to the control display center for display description.
Example 2:
on the basis of embodiment 1, a display processing module is further arranged in the control display center, and the display processing module is used for performing display processing on abnormal water conservancy grades, and the specific processing process is as follows:
identifying river technicians in the display monitoring area, when identifying the river technicians in the display monitoring area, acquiring the positions of the river technicians, calculating the distance between the positions of the river technicians and the position of a display screen of a control display center, and extracting the numerical value of the distance to obtain a display distance value XG;
obtaining a distance range corresponding to the display distance value, wherein the distance range comprises (0, sa1], (sa 1, sa2], (sa 2, sa3];
comparing the display distance value with the distance range: when XG (sa 2, sa 3), dividing the display area of the display screen into color areas, carrying out flickering display on the color areas with preset color I, when XG (sa 1, sa 2), dividing the display area of the display screen into color areas and character areas, wherein the color areas wrap the character areas, carrying out flickering display on the color areas with preset color II, and simultaneously filling the character areas with abnormal character display, when XG (sa 1, sa 0), dividing the display area of the display screen into character areas, filling the character areas with character patterns of' the current river with severe water conservancy situation, and regulating and controlling the water conservancy of the target river, and simultaneously displaying the position and data of the target river with the color character of preset color III;
when no river technician exists in the display monitoring area, the abnormal water conservancy grade, the position and the data are sent to the intelligent terminal of the river technician, the feedback of the intelligent terminal is monitored, and when the intelligent terminal does not feed back, the intelligent terminal sends the data at a timing again until the feedback of the intelligent terminal is received;
through discernment to river technical staff and carry out corresponding demonstration according to its position, the convenience makes the unusual of seeing the target river that river technical staff can be timely according to the distance, avoids the distance farther, and river technical staff can't look over corresponding typeface, causes the demonstration limitation big, influences the timeliness of monitoring.
When the method is used, the water pollution information of the target river is monitored, a basis is laid for monitoring the hydrologic pollution data information by utilizing a sampling period setting and monitoring area dividing mode, the water pollution state of the target river is analyzed, the clear judgment and analysis of the river water pollution degree are realized by utilizing a symbolized calibration, normalized analysis and data comparison and judgment mode, and the control of the hydrologic pollution condition of the river is further realized by adopting a signal output and classification treatment mode based on the clear judgment and analysis;
the ecological environment information of the target river is monitored, the ecological environment parameters of the river are defined by adopting a mode of random sampling of samples and calculation of formulas, the ecological environment state of the target river is analyzed, the ecological environment state grade of the river is defined by adopting a mode of formula analysis and data matching, and further a powerful data support is provided for better improving the ecological environment state of the river while the judgment and analysis of the ecological environment state of the river are realized;
the water flow of the river is determined by monitoring the water flow data information of the target river in a data analysis mode, the water flow state of the target river is analyzed, the water flow condition of the river is determined by comparing and analyzing the data base, and the early warning feedback and the advanced management and control of the flood are realized by adopting a text output display mode;
the water level data information of the target river is monitored, the water level of the river is determined by means of mean analysis and data calculation, the water level state of the target river is analyzed, the water level of the river is determined definitely by means of data comparison and water level state grading, foundation is provided for estimating the water disaster bedding, and efficient hydrologic monitoring and management of the river are realized;
and the comprehensive analysis mode is adopted, so that the river water conservancy resource is evaluated, a foundation is laid for developing river water conservancy work, and the hydrologic state of the river is monitored and analyzed more comprehensively.
The foregoing is merely illustrative of the structures of this invention and various modifications, additions and substitutions for those skilled in the art can be made to the described embodiments without departing from the scope of the invention or from the scope of the invention as defined in the accompanying claims.
Claims (6)
1. A river hydrologic monitoring system based on wireless communication, comprising:
the data acquisition unit is used for acquiring water pollution information, ecological environment information, water flow data information and water level data information of the target river;
the cloud database is used for storing a sampling period setting component table, an ecological environment feedback grading table, a flow state judging table, a water potential state judging table and a water conservancy state judging table of the target river;
characterized by further comprising:
the hydrologic pollution monitoring unit is used for monitoring the water pollution information of the target river in the current time period, analyzing the water pollution state of the target river, and displaying and explaining the water pollution state of the target river through the control display center;
the hydrologic ecological monitoring unit is used for monitoring ecological environment information of the current time period of the target river, so that the ecological environment state of the target river is analyzed, and the specific analysis process is as follows:
acquiring sediment state coefficients, vegetation species number, fish number and benthonic quantity in ecological environment information of a target river in real time, carrying out formulated analysis on the sediment state coefficients, vegetation species number, fish number and benthonic quantity, and carrying out a set formulaObtaining an ecological environment feedback index evt of a target river, wherein e represents a constant, zbl represents a vegetation seed number, yl represents a fish number, dq represents a benthonic quantity, gamma 1, gamma 2, gamma 3 and gamma 4 are respectively a bottom mud state coefficient, a vegetation seed number, a fish number and a benthonic quantity correction factor coefficient, and gamma 1, gamma 2, gamma 3 and gamma 4 are natural numbers larger than 0;
performing comparison and matching analysis on the ecological environment feedback indexes of the target river and an ecological environment feedback hierarchical table stored in a cloud database, so as to obtain ecological environment feedback levels of the target river, wherein each obtained ecological environment feedback index of the target river corresponds to one ecological environment feedback level, and the ecological environment feedback levels comprise a superior ecological environment feedback level, a good ecological environment feedback level and a poor ecological environment feedback level;
the superior ecological environment feedback level, the good ecological environment feedback level and the poor ecological environment feedback level are respectively sent to a control display center, and the ecological environment of the target river is improved and treated according to the received poor ecological environment feedback level;
and according to the received targeted treatment instruction, a corresponding monitoring area marked as a heavy pollution area is called, and the targeted treatment is carried out on the water pollution of the target monitoring area.
2. The wireless communication-based river hydrologic monitoring system of claim 1, further comprising:
the water flow and water level monitoring unit is used for monitoring water flow data information and water level data information of the target river in the current time period, so that the water flow state and the water level state of the target river are analyzed, and the specific analysis steps are as follows:
performing contrast matching analysis on the water quantity value of the target river and a flow state judging table of the target river stored in a cloud database, thereby obtaining the flow grade of the target river;
performing contrast matching analysis on the water potential value of the target river and a water potential state judgment table of the target river stored in the cloud database, thereby obtaining the water potential grade of the target river;
comprehensively analyzing the water quantity value and the water potential value of the target river to obtain a hydraulic feedback coefficient of the target river;
comparing and matching the hydraulic feedback coefficient of the target river with a water conservancy state judgment table of the target river stored in the cloud database, and analyzing the hydraulic feedback coefficient of the target river, thereby obtaining the hydraulic grade of the target river;
the water flow state and the water level state of the target river are displayed and described through the control display center.
3. The river hydrologic monitoring system based on wireless communication according to claim 1, wherein the monitoring of the water pollution information of the current time period of the target river is performed by the following specific monitoring process:
the method comprises the steps of obtaining the number of pollution source types, the number of pollution emission points and an environmental sensitivity index in basic parameters of a target river, and carrying out normalized analysis on the pollution source types, the number of pollution emission points and the environmental sensitivity index to obtain a period monitoring value of the target river;
comparing and matching the period monitoring value of the target river with a sampling period setting component table stored in a cloud database, and analyzing to obtain a sampling monitoring setting period of the target river;
acquiring the length and the branching quantity of a target river in each sampling monitoring period according to the set sampling monitoring setting period, and performing superposition analysis on the length and the branching quantity of the target river, thereby obtaining a regional basis coefficient of the target river;
setting a first regional division control threshold and a second regional division control threshold of the regional basis coefficient of the target river, and comparing and analyzing the regional basis coefficient of the target river with the preset first regional division control threshold and second regional division control threshold;
when the regional basis coefficient of the target river is smaller than a preset first regional division comparison threshold, dividing the target river into n1 monitoring regions, when the regional basis coefficient of the target river is between the preset first regional division comparison threshold and a second regional division comparison threshold, dividing the target river into n2 monitoring regions, and when the regional basis coefficient of the target river is greater than a preset second regional division comparison threshold, dividing the target river into n3 monitoring regions.
4. The river hydrologic monitoring system based on wireless communication according to claim 1, wherein the water pollution status of the target river is analyzed by the following specific analysis process:
according to the set sampling monitoring setting period, acquiring the chemical ion number, the pH value, the turbidity and the heavy metal number in the water pollution information of the target river in each monitoring area in real time in the set sampling monitoring setting period, and carrying out normalized analysis on the chemical ion number, the pH value, the turbidity and the heavy metal number, thereby obtaining the pollution feedback coefficient of the target river in each monitoring area;
comparing and analyzing the pollution feedback coefficient of each monitoring area of the target river with a preset pollution threshold value, judging the corresponding target area as a light pollution area when the pollution feedback coefficient is smaller than the preset pollution threshold value, judging the corresponding target area as a medium pollution area when the pollution feedback coefficient is equal to the preset pollution threshold value, and judging the corresponding target area as a heavy pollution area when the pollution feedback coefficient is larger than the preset pollution threshold value;
calculating the area quantity ratio of the areas marked as the medium pollution area and the heavy pollution area respectively, marking the areas as s1 and s2 respectively, generating a river heavy pollution signal and triggering a comprehensive treatment instruction if the s1+s2 is more than or equal to 60%, otherwise, generating a river light pollution signal and triggering a targeted treatment instruction if the s1+s2 is less than 60%.
5. The river hydrologic monitoring system based on wireless communication according to claim 1, wherein the monitoring of the ecological environment information of the current time period of the target river is performed by the following specific monitoring process:
randomly selecting k sediment analysis points from a target river, and extracting sediment samples of the k sediment analysis points, so as to analyze the sediment states of the k sediment samples;
obtaining the solid particle quantity, organic mass and oxygen recovery quantity of each sediment sample of the target river, and respectively calibrating the solid particle quantity, the organic mass and the oxygen recovery quantity as gt k 、oq k And os k And analyze it according to the set formulaThus, a sludge state coefficient bsc is obtained, in which ρ1, ρ2 and ρ3 are normalization factors of the solid particle amount, the organic mass and the redox amount, respectively.
6. The river hydrologic monitoring system based on wireless communication according to claim 2, wherein the monitoring of the water flow data information and the water level data information of the target river is performed as follows:
acquiring a depth value, a width value and a flow velocity value of a target river in a unit time period, and carrying out data analysis on the depth value, the width value and the flow velocity value of the target river, thereby obtaining a water quantity value of the target river;
selecting m historical water level maximum values from the cloud database, and carrying out mean analysis on each historical water level maximum value to obtain a water level trend reference value of the target river;
acquiring rainfall, river basin area and other displacement of a target river in a unit time period, and carrying out data analysis on the rainfall, the river basin area and other displacement to obtain a water level growth value of the target river;
and carrying out superposition analysis on the water level trend reference value and the water level increase value, thereby obtaining the water potential value of the target river.
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| CN117370751B (en) * | 2023-09-13 | 2024-03-19 | 浙江天禹信息科技有限公司 | Cross-validation hydrologic data elasticity monitoring method and system |
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