A wastewater discharge monitoring system

Abstract

The present invention relates to a wastewater discharge monitoring system, and in particular to the technical field of wastewater discharge monitoring, including an information acquisition module for periodically acquiring wastewater information at a factory wastewater discharge outlet in a city and river information, tap water information and weather information in an area near the factory wastewater discharge outlet; a wastewater analysis module for analyzing wastewater quality; an impact analysis module for analyzing river quality, tap water quality and water quality influencing parameters; an information storage module for storing wastewater quality, river quality and tap water quality; an adjustment and optimization module for adjusting and optimizing wastewater quality and water quality influencing parameters; a quality analysis module for analyzing wastewater compliance and also for correcting the adjustment process of wastewater quality in the next cycle; and an output module for outputting wastewater compliance. The present invention realizes accurate monitoring of wastewater discharge.

Description

Technical Field

[0001] The invention relates to the technical field of wastewater discharge monitoring, and in particular to a wastewater discharge monitoring system. Background Art

[0002] With the rapid development of industrialization, the amount of wastewater discharge is increasing, posing a serious threat to the environment. Therefore, the development of new wastewater discharge monitoring technology has become an urgent need. The technology in this field is developing rapidly. However, the existing technology still has certain limitations, such as low accuracy and low real-time performance. Therefore, it is necessary to improve the monitoring efficiency and accuracy of wastewater discharge.

[0003] China Patent Publication No.: CN112857471A discloses an online monitoring and early warning management cloud platform for chemical wastewater treatment and discharge based on the industrial Internet of Things, including a regional division module, a water pool basic parameter acquisition module, a water level detection module, an image acquisition module, an image preprocessing module, a water quality parameter detection module, a sediment detection module, an analysis cloud platform, a database and an early warning center, and then through the image acquisition module, the water quality parameter detection module, the sediment detection module and the analysis cloud platform, the floating objects on the surface of the chemical wastewater pool, the water quality parameters and the sediment at the bottom of the chemical wastewater pool are comprehensively detected and carefully analyzed. This invention realizes the monitoring of discharged wastewater, but does not realize the comprehensive monitoring of wastewater quality and the impact of wastewater on the environment. There are problems of low efficiency in monitoring wastewater discharge and inaccurate analysis. Summary of the invention

[0004] To this end, the present invention provides a wastewater discharge monitoring system to overcome the problems of low wastewater discharge monitoring efficiency and inaccurate analysis in the prior art.

[0005] To achieve the above object, the present invention provides a wastewater discharge monitoring system, comprising:

[0006] An information acquisition module, used to periodically acquire wastewater information at factory wastewater discharge outlets in the city and river information, tap water information and weather information in the vicinity of the factory wastewater discharge outlets according to a preset analysis cycle;

[0007] Wastewater analysis module, used to analyze wastewater quality based on wastewater information;

[0008] An impact analysis module is used to analyze river quality based on river information, to analyze tap water quality based on tap water information, and to analyze water quality influencing parameters based on river quality and tap water quality;

[0009] An information storage module for storing wastewater quality, river quality and tap water quality;

[0010] An adjustment and optimization module is used to adjust the analysis process of wastewater quality according to the stored wastewater quality, to adjust the analysis process of water quality influencing parameters according to the stored river quality and tap water quality, and to optimize the adjustment process of wastewater quality and water quality influencing parameters according to weather information;

[0011] The quality analysis module is used to analyze the compliance of wastewater with standards based on wastewater quality and water quality influencing parameters, and to calibrate the adjustment process of wastewater quality in the next cycle based on wastewater discharge conditions;

[0012] The output module is used to output the compliance status of wastewater.

[0013] Further, the wastewater analysis module compares the wastewater pH value with the wastewater pH threshold, and analyzes the first wastewater parameter according to the comparison result, wherein:

[0014] When a1≤pH1≤a2, the wastewater analysis module determines that the pH value of the wastewater meets the threshold, analyzes the first wastewater parameter, and sets A1=1+(2×pH1-a1-a2) / (a1+a2);

[0015] When pH1<a1, the wastewater analysis module determines that the wastewater pH value does not meet the threshold, analyzes the first wastewater parameter, and sets A1=1-(a1-pH1) / 7

[0016] When pH1>a2, the wastewater analysis module determines that the wastewater pH value does not meet the threshold, analyzes the first wastewater parameter, and sets A1=1-(pH1-a2) / 7;

[0017] Wherein, A1 represents the first wastewater parameter, pH1 represents the wastewater pH value, a1 represents the first wastewater pH threshold, and a2 represents the second wastewater pH threshold;

[0018] The wastewater analysis module compares the oxygen content of the wastewater with the first oxygen content threshold, and analyzes the second wastewater parameter according to the comparison result, wherein:

[0019] When Q1<q1, the wastewater analysis module determines that the oxygen content of the wastewater is low, analyzes the second wastewater parameter, and sets A2=Q1 / q1;

[0020] When Q1≥q1, the wastewater analysis module determines that the oxygen content of the wastewater is high, analyzes the second wastewater parameter, and sets A2=1;

[0021] Wherein, A2 represents the second wastewater parameter, Q1 represents the wastewater oxygen content, and q1 represents the first oxygen content threshold;

[0022] The wastewater analysis module compares the suspended matter specific gravity with the specific gravity threshold, and analyzes the third wastewater parameter according to the comparison result, wherein:

[0023] When M1≤m1, the wastewater analysis module determines that the suspended solids density meets the threshold value, analyzes the third wastewater parameter, and sets A3=M1;

[0024] When M1>m1, the wastewater analysis module determines that the suspended solids density does not meet the threshold value, analyzes the third wastewater parameter, and sets A3=(2×M1-m1) / 2;

[0025] Among them, A3 represents the third wastewater parameter, M1 represents the specific gravity of suspended solids, and m1 represents the specific gravity threshold;

[0026] The wastewater analysis module calculates the wastewater quality according to the first wastewater parameter, the second wastewater parameter and the third wastewater parameter through a wastewater quality analysis formula. The wastewater analysis module is provided with a wastewater quality analysis formula as follows:

[0027] W=(A1+A2+A3) / 2××logA1×e A3

[0028] Where W represents the wastewater quality.

[0029] Furthermore, the impact analysis module is provided with a river analysis unit, which is used to calculate the river quality according to the river pH value, the river oxygen content and the river transmittance through a river quality analysis formula. The river analysis unit is provided with a river quality analysis formula as follows:

[0030] R1=[(pH2-b)+Q2 / q2]×Y

[0031] Among them, R1 represents the river quality, pH2 represents the river pH value, b represents the river pH threshold, 6.5≤b≤7, Q2 represents the river oxygen content, q2 represents the second oxygen content threshold, 2≤q2≤5, and Y represents the river transmittance.

[0032] Furthermore, the impact analysis module is also provided with a tap water analysis unit, which is used to calculate the tap water quality according to the pH value and TDS value of the tap water through the tap water quality analysis formula. The tap water analysis unit is provided with a tap water quality analysis formula as follows:

[0033] When c1≤pH3≤c2, R2=2×pH3 / (c1+c2)×log(TDS / 10);

[0034] When pH3<c1 or pH3>c2, R2=(c2-pH3)×(pH3-c1) / 2×log(TDS / 10);

[0035] Among them, R2 represents the quality of tap water, pH3 represents the pH value of tap water, c1 represents the first pH threshold of tap water, c2 represents the second pH threshold of tap water, 6.5≤c1<c2≤8.5, and TDS represents the TDS value of tap water.

[0036] Furthermore, the impact analysis module is also provided with an impact analysis unit, which is used to analyze water quality impact parameters according to river quality and tap water quality, wherein:

[0037] When R2≤0, the impact analysis unit analyzes the water quality impact parameters and sets S=R1+R2;

[0038] When R1≤0 and R2>0, the impact analysis unit analyzes the water quality impact parameters and sets S=R1×R2;

[0039] When R1>0 and R2>R1, the impact analysis unit analyzes the water quality impact parameters and sets S=R1 / R2;

[0040] When R1≥R2>0, the impact analysis unit analyzes the water quality impact parameters and sets S=(R1+R2) / 2;

[0041] Among them, S represents the water quality influencing parameter.

[0042] Furthermore, the adjustment and optimization module is provided with a fluctuation analysis unit, which is used to analyze the wastewater fluctuation parameters, river fluctuation parameters and tap water fluctuation parameters according to the stored wastewater quality, river quality and tap water quality through a fluctuation analysis formula, and the fluctuation analysis unit is provided with a fluctuation analysis formula as follows:

[0043]

[0044] Where Di represents the fluctuation parameter, i represents the fluctuation parameter number, i={1,2,3}, D1 represents the wastewater fluctuation parameter, D2 represents the river fluctuation parameter, D3 represents the tap water fluctuation parameter, Fi(j) represents the stored wastewater quality, river quality and tap water quality, j represents the cycle number, F1(j) represents the stored wastewater quality, F2(j) represents the stored river quality, F3(j) represents the stored tap water quality, j represents the cycle number, max Indicates the maximum value of the cycle number.

[0045] Furthermore, the adjustment and optimization module is also provided with a wastewater adjustment unit, which is used to compare the wastewater fluctuation parameter with the wastewater fluctuation threshold, and adjust the wastewater quality analysis process according to the comparison result, wherein:

[0046] When D1≤d1, the wastewater adjustment unit determines that the wastewater quality is stable and does not adjust the wastewater quality analysis process;

[0047] When D1>d1, the wastewater adjustment unit determines that the wastewater quality fluctuates greatly, and adjusts the wastewater quality analysis process. The adjusted wastewater quality is W1, and W1=W×D1 / d1 is set;

[0048] Among them, d1 represents the wastewater fluctuation threshold;

[0049] The adjustment and optimization module is also provided with a wastewater optimization unit, which is used to optimize the adjustment process of the wastewater quality according to the ambient temperature. The optimized wastewater quality is W2, and W2=W1×log(T / 10+10) is set, where T represents the ambient temperature.

[0050] Furthermore, the adjustment and optimization module is also provided with an impact adjustment unit, which is used to adjust the analysis process of water quality impact parameters according to the river fluctuation parameters and the tap water fluctuation parameters, wherein:

[0051] When D2≥D1, the impact adjustment unit determines that the river quality fluctuates greatly, and adjusts the analysis process of the water quality impact parameter. The adjusted water quality impact parameter is S1, and S1=S+R1×D2 / 2 is set;

[0052] When D2<D1, the impact adjustment unit determines that the tap water quality fluctuates greatly, and adjusts the analysis process of the water quality impact parameter. The adjusted water quality impact parameter is S1, and it is set that S1=S+(R1+R2) / (D1×2);

[0053] The adjustment and optimization module is also provided with an impact optimization unit, which is used to optimize the adjustment process of water quality influencing parameters according to precipitation and precipitation pH value, wherein:

[0054] When V<v or pH4>b, the impact optimization unit determines that the impact of precipitation is small and does not optimize the adjustment process of the water quality impact parameters;

[0055] When V≥v and pH4≤b, the impact optimization unit determines that the precipitation has a great impact, and optimizes the adjustment process of the water quality impact parameter. The optimized water quality impact parameter is S2, and S2=S1×e pH4 / V ;

[0056] Among them, V represents precipitation, v represents precipitation threshold, 10≤v≤25, and pH4 represents precipitation pH value.

[0057] Furthermore, the quality analysis module is provided with a compliance analysis unit, which is used to analyze the compliance of the wastewater with the standards according to the wastewater quality and water quality influencing parameters, wherein:

[0058] When W×S>L, the compliance analysis unit determines that the wastewater compliance is unqualified;

[0059] When W×S≤L, the compliance analysis unit determines that the wastewater meets the standards;

[0060] Among them, L represents the compliance threshold, 1.2≤L≤1.4.

[0061] Furthermore, the quality analysis module is also provided with a wastewater correction unit, which is used to correct the wastewater fluctuation threshold of the next cycle when the wastewater discharge condition is unqualified. The corrected wastewater fluctuation threshold is d1', and d1'=d1×W×S / L is set.

[0062] Compared with the prior art, the beneficial effects of the present invention are that the information acquisition module acquires wastewater information, river information, tap water information and weather information to improve the accuracy of information acquisition, thereby improving the system's monitoring efficiency of wastewater discharge and the accuracy of analysis; the wastewater analysis module analyzes wastewater information to analyze wastewater quality, and uses wastewater quality to represent the difference characteristics between the discharged wastewater and the wastewater discharge standard, thereby improving the system's monitoring efficiency of wastewater discharge and the accuracy of analysis; the impact analysis module analyzes river information and tap water information to analyze river quality and tap water quality, and uses river quality and tap water quality to represent the quality characteristics of water sources near the wastewater discharge port, thereby improving the system's monitoring efficiency of wastewater discharge and the accuracy of analysis; the information storage module stores wastewater quality, river quality and tap water quality to increase the number of system analysis samples and increase the diversity of system analysis, thereby improving the system's monitoring efficiency of wastewater discharge and the accuracy of analysis; the adjustment and optimization module adjusts the stored wastewater quality, river quality and The tap water quality is analyzed to adjust the analysis process of wastewater quality and water quality influencing parameters, thereby improving the system's monitoring efficiency of wastewater discharge and the accuracy of analysis. The analysis of weather information is optimized through the adjustment to optimize the adjustment process of wastewater quality and water quality influencing parameters, thereby improving the system's monitoring efficiency of wastewater discharge and the accuracy of analysis. The wastewater quality and water quality influencing parameters are analyzed through the quality analysis module to analyze the wastewater compliance, and the wastewater compliance is used to indicate whether the wastewater discharge is qualified, so as to achieve a comprehensive analysis of the discharged wastewater and the surrounding environment, thereby improving the system's monitoring efficiency of wastewater discharge and the accuracy of analysis. The wastewater compliance is analyzed through the quality analysis module to correct the adjustment process of the wastewater quality in the next cycle, reduce the impact of abnormal data on wastewater quality analysis, thereby improving the system's monitoring efficiency of wastewater discharge and the accuracy of analysis. The output of the wastewater compliance is output through the output module to improve the accuracy of the system output, thereby improving the system's monitoring efficiency of wastewater discharge and the accuracy of analysis. BRIEF DESCRIPTION OF THE DRAWINGS

[0063] Figure 1 is a structural block diagram of the wastewater discharge monitoring system of this embodiment;

[0064] Figure 2 This is a structural block diagram of the impact analysis module of this embodiment;

[0065] Figure 3 This is a structural block diagram of the adjustment and optimization module of this embodiment;

[0066] Figure 4 It is a structural block diagram of the quality analysis module of this embodiment. DETAILED DESCRIPTION

[0067] In order to make the objects and advantages of the present invention more clearly understood, the present invention is further described below in conjunction with embodiments; it should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0068] The preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only used to explain the technical principles of the present invention and are not intended to limit the protection scope of the present invention.

[0069] In addition, it should be noted that in the description of the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0070] See also Figure 1 As shown, it is a wastewater discharge monitoring system of this embodiment, including:

[0071] The information acquisition module is used to periodically acquire wastewater information at factory wastewater discharge outlets in the city and river information, tap water information and weather information in the vicinity of factory wastewater discharge outlets according to a preset analysis cycle, wherein the wastewater information includes wastewater pH value, wastewater oxygen content and suspended solids specific gravity, the river information includes river pH value, river oxygen content and river light transmittance, the tap water information includes tap water pH value and TDS value, the weather information includes ambient temperature, precipitation and precipitation pH value, the pH value is acquired by measuring and uploading through a pH value measuring instrument such as a pH meter, the oxygen content is acquired by measuring and uploading through a dissolved oxygen measuring instrument, such as measuring the oxygen content in water through the electrodes of a dissolved oxygen measuring instrument, the suspended solids specific gravity is acquired by the user filtering and weighing the wastewater and then interactively uploading it, and the suspended solids specific gravity is acquired by the user filtering and weighing the wastewater and then interactively uploading it. The weight is the ratio of the total mass of suspended matter in the wastewater measured by the user to the weight of the wastewater. The river transmittance is obtained by measuring and uploading through a visible light transmittance meter. The TDS value represents the total amount of dissolved solids in tap water, and is obtained by the user using a TDS test pen to measure and upload interactively. The precipitation is obtained by visiting a local meteorological website. The precipitation pH value is obtained by the user measuring the precipitation pH value and then uploading interactively. The preset analysis period in this embodiment is 1 day. In this embodiment, the setting of the preset analysis period is not specifically limited. Those skilled in the art can freely set it, such as 2 days, 3 days and 5 days. The setting of the preset analysis period should be greater than or equal to 1 day and less than or equal to 15 days. The area near the factory wastewater discharge outlet is an area within 2-5 kilometers from the factory wastewater discharge outlet.

[0072] A wastewater analysis module, used to analyze wastewater quality according to wastewater information, the wastewater analysis module is connected to the information acquisition module;

[0073] An impact analysis module, used to analyze the river quality according to the river information, to analyze the tap water quality according to the tap water information, and to analyze the water quality influencing parameters according to the river quality and the tap water quality, the impact analysis module being connected to the information acquisition module;

[0074] An information storage module, used for storing wastewater quality, river quality and tap water quality, the information storage module being connected to the wastewater analysis module and the impact analysis module;

[0075] An adjustment and optimization module, used to adjust the analysis process of wastewater quality according to the stored wastewater quality, and also used to adjust the analysis process of water quality influencing parameters according to the stored river quality and tap water quality, and also used to optimize the adjustment process of wastewater quality and water quality influencing parameters according to weather information, and the adjustment and optimization module is connected to the information storage module;

[0076] A quality analysis module, used to analyze the compliance of wastewater with standards according to wastewater quality and water quality influencing parameters, and also used to correct the adjustment process of wastewater quality in the next cycle according to wastewater discharge conditions. The quality analysis module is connected to the adjustment optimization module. The compliance of wastewater includes qualified and unqualified conditions.

[0077] The output module is used to output the compliance status of the wastewater, and the output module is connected to the quality analysis module.

[0078] See also Figure 2 As shown, the impact analysis module includes:

[0079] A river analysis unit is used to analyze river quality based on river information;

[0080] A tap water analysis unit, used for analyzing the quality of tap water according to the tap water information, the tap water analysis unit being connected to the river analysis unit;

[0081] The impact analysis unit is used to analyze water quality impact parameters according to river quality and tap water quality, and the impact analysis unit is connected to the tap water analysis unit.

[0082] See also Figure 3 As shown, the adjustment and optimization module includes:

[0083] A fluctuation analysis unit, for analyzing wastewater fluctuation parameters according to the stored wastewater quality; and for analyzing river fluctuation parameters and tap water fluctuation parameters according to the stored river quality and tap water quality;

[0084] A wastewater adjustment unit, used to adjust the wastewater quality analysis process according to the wastewater fluctuation parameter, the wastewater adjustment unit being connected to the fluctuation analysis unit;

[0085] A wastewater optimization unit, used to optimize the adjustment process of wastewater quality according to the ambient temperature, the wastewater optimization unit being connected to the wastewater adjustment unit;

[0086] An impact adjustment unit, used for adjusting the analysis process of water quality impact parameters according to river fluctuation parameters and tap water fluctuation parameters, the impact adjustment unit being connected to the fluctuation analysis unit;

[0087] The impact optimization unit is used to optimize the adjustment process of the water quality influencing parameters according to the precipitation amount and the precipitation pH value, and the impact optimization unit is connected to the impact adjustment unit.

[0088] See also Figure 4 As shown, the quality analysis module includes:

[0089] A compliance analysis unit is used to analyze the compliance of wastewater with standards based on wastewater quality and water quality influencing parameters;

[0090] The wastewater correction unit is used to correct the adjustment process of the wastewater quality in the next cycle according to the wastewater discharge situation, and the wastewater correction unit is connected to the standard-reaching analysis unit.

[0091] Specifically, this embodiment is applied to the wastewater discharge monitoring of factory wastewater discharge outlets located near residential areas and rivers. By analyzing the pollutants in the wastewater and the environment around the discharge outlet, the impact of the discharged wastewater on the surrounding environment and whether the wastewater quality is qualified can be judged. In this embodiment, the information acquisition module acquires wastewater information, river information, tap water information and weather information to improve the accuracy of information acquisition, thereby improving the system's monitoring efficiency of wastewater discharge and the accuracy of analysis. The wastewater analysis module analyzes the wastewater information to analyze the wastewater quality, which is expressed by the wastewater quality. The difference characteristics between the discharged wastewater and the wastewater discharge standard, thereby improving the system's monitoring efficiency for wastewater discharge and improving the accuracy of analysis. The impact analysis module analyzes the river information and tap water information to analyze the river quality and tap water quality, and uses the river quality and tap water quality to represent the quality characteristics of the water source near the wastewater discharge port, thereby improving the system's monitoring efficiency for wastewater discharge and improving the accuracy of analysis. The information storage module stores the wastewater quality, river quality and tap water quality to increase the number of system analysis samples and increase the diversity of system analysis, thereby improving the system's The monitoring efficiency is improved, and the accuracy of the analysis is improved. The stored wastewater quality, river quality and tap water quality are analyzed through the adjustment and optimization module to adjust the analysis process of wastewater quality and water quality influencing parameters, thereby improving the system's monitoring efficiency of wastewater discharge and improving the accuracy of the analysis. The weather information is analyzed through the adjustment and optimization to optimize the adjustment process of wastewater quality and water quality influencing parameters, thereby improving the system's monitoring efficiency of wastewater discharge and improving the accuracy of the analysis. The wastewater quality and water quality influencing parameters are analyzed through the quality analysis module to analyze the wastewater compliance. The compliance status of wastewater indicates whether the wastewater discharge is qualified, and realizes a comprehensive analysis of the discharged wastewater and the surrounding environment, thereby improving the system's monitoring efficiency of wastewater discharge and the accuracy of analysis. The quality analysis module analyzes the compliance of wastewater to correct the adjustment process of wastewater quality in the next cycle, reduces the impact of abnormal data on wastewater quality analysis, thereby improving the system's monitoring efficiency of wastewater discharge and the accuracy of analysis. The output module outputs the wastewater compliance status to improve the accuracy of system output, thereby improving the system's monitoring efficiency of wastewater discharge and the accuracy of analysis.

[0092] Specifically, the wastewater analysis module in this embodiment compares the wastewater pH value with the wastewater pH threshold, and analyzes the first wastewater parameter according to the comparison result, wherein:

[0093] When a1≤pH1≤a2, the wastewater analysis module determines that the pH value of the wastewater meets the threshold, analyzes the first wastewater parameter, and sets A1=1+(2×pH1-a1-a2) / (a1+a2);

[0094] When pH1<a1, the wastewater analysis module determines that the wastewater pH value does not meet the threshold, analyzes the first wastewater parameter, and sets A1=1-(a1-pH1) / 7

[0095] When pH1>a2, the wastewater analysis module determines that the wastewater pH value does not meet the threshold, analyzes the first wastewater parameter, and sets A1=1-(pH1-a2) / 7;

[0096] Wherein, A1 represents the first wastewater parameter, pH1 represents the wastewater pH value, a1 represents the first wastewater pH threshold, a2 represents the second wastewater pH threshold, and 6≤a1<a2≤9. It can be understood that the value of the wastewater pH threshold is not specifically limited in this embodiment, and those skilled in the art can freely set it as long as it meets the analysis of the wastewater quality. The optimal value of the wastewater pH threshold is a1=6, a2=9.

[0097] Specifically, the wastewater analysis module in this embodiment compares the oxygen content of the wastewater with the first oxygen content threshold, and analyzes the second wastewater parameter according to the comparison result, wherein:

[0098] When Q1<q1, the wastewater analysis module determines that the oxygen content of the wastewater is low, analyzes the second wastewater parameter, and sets A2=Q1 / q1;

[0099] When Q1≥q1, the wastewater analysis module determines that the oxygen content of the wastewater is high, analyzes the second wastewater parameter, and sets A2=1;

[0100] Wherein, A2 represents the second wastewater parameter, Q1 represents the wastewater oxygen content, q1 represents the first oxygen content threshold, and 5≤q1≤7. It can be understood that in this embodiment, the value of the first oxygen content threshold is not specifically limited, and those skilled in the art can freely set it as long as it meets the analysis of the wastewater quality. The optimal value of the first oxygen content threshold is: q1=5.

[0101] Specifically, the wastewater analysis module in this embodiment compares the specific gravity of the suspended matter with the specific gravity threshold, and analyzes the third wastewater parameter according to the comparison result, wherein:

[0102] When M1≤m1, the wastewater analysis module determines that the suspended solids density meets the threshold value, analyzes the third wastewater parameter, and sets A3=M1;

[0103] When M1>m1, the wastewater analysis module determines that the suspended solids density does not meet the threshold value, analyzes the third wastewater parameter, and sets A3=(2×M1-m1) / 2;

[0104] Among them, A3 represents the third wastewater parameter, M1 represents the specific gravity of suspended solids, m1 represents the specific gravity threshold, 2×10 -5 ≤m1≤3×10 -5 It is understandable that the value of the specific gravity threshold is not specifically limited in this embodiment, and can be freely set by those skilled in the art as long as it satisfies the analysis of wastewater quality. The optimal value of the specific gravity threshold is: m1=2.5×10 -5 .

[0105] Specifically, the wastewater analysis module in this embodiment calculates the wastewater quality according to the first wastewater parameter, the second wastewater parameter and the third wastewater parameter through the wastewater quality analysis formula, and the wastewater analysis module is provided with a wastewater quality analysis formula as follows:

[0106] W=(A1+A2+A3) / 2××logA1×e A3

[0107] Wherein, W represents the wastewater quality.

[0108] Specifically, the river analysis unit in this embodiment calculates the river quality according to the river pH value, the river oxygen content and the river transmittance through the river quality analysis formula. The river analysis unit is provided with a river quality analysis formula as follows:

[0109] R1=[(pH2-b)+Q2 / q2]×Y

[0110] Wherein, R1 represents the river quality, pH2 represents the river pH value, b represents the river pH threshold, 6.5≤b≤7, Q2 represents the river oxygen content, q2 represents the second oxygen content threshold, 2≤q2≤5, and Y represents the river transmittance. It can be understood that in this embodiment, the values ​​of the river pH threshold and the second oxygen content threshold are not specifically limited, and those skilled in the art can freely set them as long as they meet the analysis of the river quality. The optimal value of the river pH threshold is: b=7, and the optimal value of the second oxygen content threshold is: q2=2.

[0111] Specifically, in this embodiment, the river information is analyzed by the river analysis unit to analyze the river quality, and the river quality is used to represent the characteristic relationship between the river water quality and the normal river water quality, thereby improving the system's monitoring efficiency for wastewater discharge and improving the accuracy of the analysis.

[0112] Specifically, the tap water analysis unit in this embodiment calculates the tap water quality according to the pH value and TDS value of the tap water through the tap water quality analysis formula. The tap water analysis unit is provided with the tap water quality analysis formula as follows:

[0113] When c1≤pH3≤c2, R2=2×pH3 / (c1+c2)×log(TDS / 10);

[0114] When pH3<c1 or pH3>c2, R2=(c2-pH3)×(pH3-c1) / 2×log(TDS / 10);

[0115] Wherein, R2 represents the quality of tap water, pH3 represents the pH value of tap water, c1 represents the first pH threshold of tap water, c2 represents the second pH threshold of tap water, 6.5≤c1<c2≤8.5, and TDS represents the TDS value of tap water. It can be understood that the value of the pH threshold of tap water is not specifically limited in this embodiment, and those skilled in the art can freely set it as long as it meets the analysis of the quality of tap water. The optimal value of the pH threshold of tap water is: c1=7, c2=8.

[0116] Specifically, in this embodiment, the tap water analysis unit analyzes the tap water information to analyze the tap water quality, and the tap water quality is used to represent the difference characteristic relationship between the tap water quality and the standard tap water quality, thereby increasing the diversity of system analysis, thereby improving the system's monitoring efficiency of wastewater discharge and improving the accuracy of analysis.

[0117] Specifically, the impact analysis unit in this embodiment analyzes the water quality impact parameters according to the river quality and the tap water quality, wherein:

[0118] When R2≤0, the impact analysis unit analyzes the water quality impact parameters and sets S=R1+R2;

[0119] When R1≤0 and R2>0, the impact analysis unit analyzes the water quality impact parameters and sets S=R1×R2;

[0120] When R1>0 and R2>R1, the impact analysis unit analyzes the water quality impact parameters and sets S=R1 / R2;

[0121] When R1≥R2>0, the impact analysis unit analyzes the water quality impact parameters and sets S=(R1+R2) / 2;

[0122] Among them, S represents the water quality influencing parameter.

[0123] Specifically, in this embodiment, the impact analysis unit analyzes the river quality and tap water quality to analyze the water quality impact parameters, and uses the water quality impact parameters to represent the difference between the river quality and the tap water quality, thereby improving the system's monitoring efficiency of wastewater discharge and improving the accuracy of the analysis.

[0124] Specifically, the fluctuation analysis unit in this embodiment analyzes the wastewater fluctuation parameters, river fluctuation parameters and tap water fluctuation parameters according to the stored wastewater quality, river quality and tap water quality through the fluctuation analysis formula, and the fluctuation analysis unit is provided with the following fluctuation analysis formula:

[0125]

[0126] Where Di represents the fluctuation parameter, i represents the fluctuation parameter number, i={1,2,3}, D1 represents the wastewater fluctuation parameter, D2 represents the river fluctuation parameter, D3 represents the tap water fluctuation parameter, Fi(j) represents the stored wastewater quality, river quality and tap water quality, j represents the cycle number, F1(j) represents the stored wastewater quality, F2(j) represents the stored river quality, F3(j) represents the stored tap water quality, j represents the cycle number, max Indicates the maximum value of the cycle number.

[0127] Specifically, in this embodiment, the fluctuation analysis unit analyzes the stored wastewater quality, river quality and tap water quality to analyze the fluctuation parameters, and uses the fluctuation parameters to represent the fluctuation of each period data in the system analysis, thereby increasing the diversity of the system analysis, thereby improving the system's monitoring efficiency of wastewater discharge and improving the accuracy of the analysis.

[0128] Specifically, the wastewater adjustment unit in this embodiment compares the wastewater fluctuation parameter with the wastewater fluctuation threshold, and adjusts the wastewater quality analysis process according to the comparison result, wherein:

[0129] When D1≤d1, the wastewater adjustment unit determines that the wastewater quality is stable and does not adjust the wastewater quality analysis process;

[0130] When D1>d1, the wastewater adjustment unit determines that the wastewater quality fluctuates greatly, and adjusts the wastewater quality analysis process. The adjusted wastewater quality is W1, and W1=W×D1 / d1 is set;

[0131] Wherein, d1 represents the wastewater fluctuation threshold, 0.7≤d1<1. It can be understood that the value of the wastewater fluctuation threshold is not specifically limited in this embodiment, and those skilled in the art can freely set it as long as the adjustment of the wastewater quality is satisfied. The optimal value of the fluctuation threshold is: d1=0.8.

[0132] Specifically, in this embodiment, the wastewater adjustment unit analyzes the wastewater fluctuation parameters to adjust the wastewater quality analysis process, so that the adjusted wastewater quality is related to the fluctuation of the wastewater quality in each cycle of the system analysis. In the case of large fluctuations, the wastewater quality is increased to improve the accuracy of the wastewater information analysis, thereby improving the system's monitoring efficiency of wastewater discharge and improving the accuracy of the analysis.

[0133] Specifically, the wastewater optimization unit in this embodiment optimizes the adjustment process of wastewater quality according to the ambient temperature. The optimized wastewater quality is W2, and W2=W1×log(T / 10+10) is set, where T represents the ambient temperature.

[0134] Specifically, in this embodiment, the wastewater optimization unit analyzes the ambient temperature to optimize the wastewater quality adjustment process, so that the optimized wastewater quality is related to the ambient temperature, and the wastewater quality increases with the increase of ambient temperature, thereby improving the system's monitoring efficiency of wastewater discharge and improving the accuracy of analysis.

[0135] Specifically, the impact adjustment unit in this embodiment adjusts the analysis process of the water quality impact parameters according to the river fluctuation parameters and the tap water fluctuation parameters, wherein:

[0136] When D2≥D1, the impact adjustment unit determines that the river quality fluctuates greatly, and adjusts the analysis process of the water quality impact parameter. The adjusted water quality impact parameter is S1, and S1=S+R1×D2 / 2 is set;

[0137] When D2<D1, the impact adjustment unit determines that the tap water quality fluctuates greatly, and adjusts the analysis process of the water quality impact parameter. The adjusted water quality impact parameter is S1, and it is set that S1=S+(R1+R2) / (D1×2).

[0138] Specifically, in this embodiment, the impact adjustment unit analyzes the river fluctuation parameters and the tap water fluctuation parameters to adjust the analysis process of the water quality influencing parameters, thereby increasing the impact of the larger river fluctuation parameters and tap water fluctuation parameters on the water quality influencing parameters, thereby improving the system's monitoring efficiency of wastewater discharge and improving the accuracy of the analysis.

[0139] Specifically, the impact optimization unit in this embodiment optimizes the adjustment process of the water quality impact parameters according to the precipitation amount and the precipitation pH value, wherein:

[0140] When V<v or pH4>b, the impact optimization unit determines that the impact of precipitation is small and does not optimize the adjustment process of the water quality impact parameters;

[0141] When V≥v and pH4≤b, the impact optimization unit determines that the precipitation has a great impact, and optimizes the adjustment process of the water quality impact parameter. The optimized water quality impact parameter is S2, and S2=S1×e pH4 / V ;

[0142] Wherein, V represents precipitation, v represents precipitation threshold, 10≤v≤25, and pH4 represents precipitation pH value. It can be understood that the setting of precipitation threshold is not specifically limited in this embodiment, and those skilled in the art can freely set it as long as the optimization of water quality influencing parameters is satisfied. The best value of precipitation threshold is: v=20.

[0143] Specifically, in this implementation, the impact optimization unit analyzes the precipitation amount and precipitation pH value to optimize the adjustment process of the water quality influencing parameters, so that the optimized water quality influencing parameters are related to the environmental precipitation, and the impact of abnormal precipitation on the water quality influencing parameters is realized, thereby improving the system's monitoring efficiency of wastewater discharge and improving the accuracy of analysis.

[0144] Specifically, the compliance analysis unit in this embodiment analyzes the compliance of wastewater with standards based on wastewater quality and water quality influencing parameters, wherein:

[0145] When W×S>L, the compliance analysis unit determines that the wastewater compliance is unqualified;

[0146] When W×S≤L, the compliance analysis unit determines that the wastewater meets the standards;

[0147] Wherein, L represents the threshold value of the compliance, 1.2≤L≤1.4. It is understandable that the threshold value of the compliance is not specifically limited in this embodiment, and can be freely set by those skilled in the art, as long as it satisfies the analysis of the compliance of the wastewater. The optimal value of the threshold value of the compliance is: L=1.3.

[0148] Specifically, in this embodiment, the compliance analysis unit analyzes the wastewater quality and water quality influencing parameters to analyze the compliance of the wastewater, and judges the wastewater whose quality deviates greatly from the standard wastewater as unqualified, thereby realizing a comprehensive analysis of the discharged wastewater and the surrounding environment, thereby improving the system's monitoring efficiency of wastewater discharge and improving the accuracy of the analysis.

[0149] Specifically, when the wastewater discharge condition is unqualified, the wastewater correction unit in this embodiment corrects the wastewater fluctuation threshold of the next cycle. The corrected wastewater fluctuation threshold is d1', and d1'=d1×W×S / L is set.

[0150] Specifically, in this embodiment, the wastewater correction unit analyzes the wastewater discharge situation to correct the wastewater fluctuation threshold of the next cycle, thereby correcting the wastewater quality adjustment process, reducing the impact of data analyzed as inconsistent on the system's comprehensive analysis of each cycle, thereby improving the system's monitoring efficiency of wastewater discharge and improving the accuracy of the analysis.

[0151] So far, the technical solutions of the present invention have been described in conjunction with the preferred embodiments shown in the accompanying drawings. However, it is easy for those skilled in the art to understand that the protection scope of the present invention is obviously not limited to these specific embodiments. Without departing from the principle of the present invention, those skilled in the art can make equivalent changes or substitutions to the relevant technical features, and the technical solutions after these changes or substitutions will fall within the protection scope of the present invention.

Claims

1. A wastewater discharge monitoring system, characterized in that: include: An information acquisition module, used to periodically acquire wastewater information at factory wastewater discharge outlets in the city and river information, tap water information and weather information in the vicinity of the factory wastewater discharge outlets according to a preset analysis cycle; Wastewater analysis module, used to analyze wastewater quality based on wastewater information; An impact analysis module is used to analyze river quality based on river information, to analyze tap water quality based on tap water information, and to analyze water quality influencing parameters based on river quality and tap water quality; An information storage module for storing wastewater quality, river quality and tap water quality; An adjustment and optimization module is used to adjust the analysis process of wastewater quality according to the stored wastewater quality, to adjust the analysis process of water quality influencing parameters according to the stored river quality and tap water quality, and to optimize the adjustment process of wastewater quality and water quality influencing parameters according to weather information; The quality analysis module is used to analyze the compliance of wastewater with standards based on wastewater quality and water quality influencing parameters, and to calibrate the adjustment process of wastewater quality in the next cycle based on wastewater discharge conditions; Output module, used to output the wastewater compliance status; The wastewater analysis module compares the wastewater pH value with the wastewater pH threshold, and analyzes the first wastewater parameter according to the comparison result, wherein: When a1≤pH1≤a2, the wastewater analysis module determines that the pH value of the wastewater meets the threshold, analyzes the first wastewater parameter, and sets A1=1+(2×pH1-a1-a2) / (a1+a2); When pH1<a1, the wastewater analysis module determines that the wastewater pH value does not meet the threshold, analyzes the first wastewater parameter, and sets A1=1-(a1-pH1) / 7 When pH1>a2, the wastewater analysis module determines that the wastewater pH value does not meet the threshold, analyzes the first wastewater parameter, and sets A1=1-(pH1-a2) / 7; Wherein, A1 represents the first wastewater parameter, pH1 represents the wastewater pH value, a1 represents the first wastewater pH threshold, and a2 represents the second wastewater pH threshold; The wastewater analysis module compares the oxygen content of the wastewater with the first oxygen content threshold, and analyzes the second wastewater parameter according to the comparison result, wherein: When Q1<q1, the wastewater analysis module determines that the oxygen content of the wastewater is low, analyzes the second wastewater parameter, and sets A2=Q1 / q1; When Q1≥q1, the wastewater analysis module determines that the oxygen content of the wastewater is high, analyzes the second wastewater parameter, and sets A2=1; Wherein, A2 represents the second wastewater parameter, Q1 represents the wastewater oxygen content, and q1 represents the first oxygen content threshold; The wastewater analysis module compares the suspended matter specific gravity with the specific gravity threshold, and analyzes the third wastewater parameter according to the comparison result, wherein: When M1≤m1, the wastewater analysis module determines that the suspended solids density meets the threshold value, analyzes the third wastewater parameter, and sets A3=M1; When M1>m1, the wastewater analysis module determines that the suspended solids density does not meet the threshold value, analyzes the third wastewater parameter, and sets A3=(2×M1-m1) / 2; Among them, A3 represents the third wastewater parameter, M1 represents the specific gravity of suspended solids, and m1 represents the specific gravity threshold; The wastewater analysis module calculates the wastewater quality according to the first wastewater parameter, the second wastewater parameter and the third wastewater parameter through a wastewater quality analysis formula. The wastewater analysis module is provided with a wastewater quality analysis formula as follows: <h2 style=";text-align:left;direction:ltr">W=(A1+A2+A3) / 2×lnA1×e<h2 style=";text-align:left;direction:ltr"> A3 Wherein, W represents the wastewater quality.

2. The wastewater discharge monitoring system according to claim 1, characterized in that: The impact analysis module is provided with a river analysis unit, which is used to calculate the river quality according to the river pH value, the river oxygen content and the river transmittance through the river quality analysis formula. The river analysis unit is provided with a river quality analysis formula as follows: R1=[(pH2-b)+Q2 / q2]×Y Among them, R1 represents the river quality, pH2 represents the river pH value, b represents the river pH threshold, 6.5≤b≤7, Q2 represents the river oxygen content, q2 represents the second oxygen content threshold, 2≤q2≤5, and Y represents the river transmittance.

3. The wastewater discharge monitoring system according to claim 2, characterized in that: The impact analysis module is also provided with a tap water analysis unit, which is used to calculate the tap water quality according to the pH value and TDS value of the tap water through the tap water quality analysis formula. The tap water analysis unit is provided with a tap water quality analysis formula as follows: When c1≤pH3≤c2, R2=2×pH3 / (c1+c2)×ln(TDS / 10); When pH3<c1 or pH3>c2, R2=(c2-pH3)×(pH3-c1) / 2×ln(TDS / 10); Among them, R2 represents the quality of tap water, pH3 represents the pH value of tap water, c1 represents the first pH threshold of tap water, c2 represents the second pH threshold of tap water, 6.5≤c1<c2≤8.5, and TDS represents the TDS value of tap water.

4. The wastewater discharge monitoring system according to claim 3, characterized in that: The impact analysis module is also provided with an impact analysis unit, which is used to analyze water quality impact parameters according to river quality and tap water quality, wherein: When R2≤0, the impact analysis unit analyzes the water quality impact parameters and sets S=R1+R2; When R1≤0 and R2>0, the impact analysis unit analyzes the water quality impact parameters and sets S=R1×R2; When R1>0 and R2>R1, the impact analysis unit analyzes the water quality impact parameters and sets S=R1 / R2; When R1≥R2>0, the impact analysis unit analyzes the water quality impact parameters and sets S=(R1+R2) / 2; Among them, S represents the water quality influencing parameter.

5. The wastewater discharge monitoring system according to claim 1, characterized in that: The adjustment and optimization module is provided with a fluctuation analysis unit, which is used to analyze the wastewater fluctuation parameters, river fluctuation parameters and tap water fluctuation parameters according to the stored wastewater quality, river quality and tap water quality through the fluctuation analysis formula. The fluctuation analysis unit is provided with the following fluctuation analysis formula: Where Di represents the fluctuation parameter, i represents the fluctuation parameter number, i={1,2,3}, D1 represents the wastewater fluctuation parameter, D2 represents the river fluctuation parameter, D3 represents the tap water fluctuation parameter, Fi(j) represents the stored wastewater quality, river quality and tap water quality, j represents the cycle number, F1(j) represents the stored wastewater quality, F2(j) represents the stored river quality, F3(j) represents the stored tap water quality, j represents the cycle number, max Indicates the maximum value of the cycle number.

6. The wastewater discharge monitoring system according to claim 5, characterized in that: The adjustment and optimization module is also provided with a wastewater adjustment unit, which is used to compare the wastewater fluctuation parameter with the wastewater fluctuation threshold, and adjust the wastewater quality analysis process according to the comparison result, wherein: When D1≤d1, the wastewater adjustment unit determines that the wastewater quality is stable and does not adjust the wastewater quality analysis process; When D1>d1, the wastewater adjustment unit determines that the wastewater quality fluctuates greatly, and adjusts the wastewater quality analysis process. The adjusted wastewater quality is W1, and W1=W×D1 / d1 is set; Among them, d1 represents the wastewater fluctuation threshold; The adjustment and optimization module is also provided with a wastewater optimization unit, which is used to optimize the adjustment process of the wastewater quality according to the ambient temperature. The optimized wastewater quality is W2, and W2=W1×ln(T / 10+10) is set, where T represents the ambient temperature.

7. The wastewater discharge monitoring system according to claim 6, characterized in that: The adjustment and optimization module is also provided with an impact adjustment unit, which is used to adjust the analysis process of water quality impact parameters according to river fluctuation parameters and tap water fluctuation parameters, wherein: When D2≥D1, the impact adjustment unit determines that the river quality fluctuates greatly, and adjusts the analysis process of the water quality impact parameter. The adjusted water quality impact parameter is S1, and S1=S+R1×D2 / 2 is set; When D2<D1, the impact adjustment unit determines that the tap water quality fluctuates greatly, and adjusts the analysis process of the water quality impact parameter. The adjusted water quality impact parameter is S1, and it is set that S1=S+(R1+R2) / (D1×2); The adjustment and optimization module is also provided with an impact optimization unit, which is used to optimize the adjustment process of water quality influencing parameters according to precipitation and precipitation pH value, wherein: When V<v or pH4>b, the impact optimization unit determines that the impact of precipitation is small and does not optimize the adjustment process of the water quality impact parameters; When V≥v and pH4≤b, the impact optimization unit determines that the precipitation has a great impact, and optimizes the adjustment process of the water quality impact parameter. The optimized water quality impact parameter is S2, and S2=S1×e pH4 / V ; Among them, V represents precipitation, v represents precipitation threshold, 10≤v≤25, and pH4 represents precipitation pH value.

8. The wastewater discharge monitoring system according to claim 4, characterized in that: The quality analysis module is provided with a compliance analysis unit, which is used to analyze the compliance of wastewater with standards according to wastewater quality and water quality influencing parameters, wherein: When W×S>L, the compliance analysis unit determines that the wastewater compliance is unqualified; When W×S≤L, the compliance analysis unit determines that the wastewater meets the standards; Among them, L represents the compliance threshold, 1.2≤L≤1.

4.

9. The wastewater discharge monitoring system according to claim 8, characterized in that: The quality analysis module is also provided with a wastewater correction unit, which is used to correct the wastewater fluctuation threshold of the next cycle when the wastewater discharge condition is unqualified. The corrected wastewater fluctuation threshold is d1', and d1'=d1×W×S / L is set.

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