24results about How to "Avoid water quality deterioration" patented technology

The invention provides a water quality and feeding linkage management method and system based on the Internet of Things, and relates to the technical field of feeding management, and the method comprises the steps: deploying a sensor, and collecting water quality data; a water quality and feeding linkage model is constructed based on the water quality data, and the feeding amount is dynamically adjusted; feeding the feed based on the feeding amount, and optimizing the feeding amount according to real-time feedback; establishing a water quality abnormity monitoring model, and monitoring water quality data; if the water quality is abnormal, starting an adjusting mechanism; water quality data and feeding amount are remotely monitored, trend analysis is performed based on historical data, and automatic decision making is realized through an intelligent algorithm.

The invention discloses an urban ecological environment design method and system based on digital twinning, and relates to the technical field of urban ecological environment design, and the method specifically comprises the following steps: determining a water body management target and environmental conditions of an urban central park, and building a digital twinning model for simulating the pollutant diffusion and accumulation effect during seasonal rainfall; pollutant accumulation information of the urban central park during seasonal rainfall is collected in real time, and the collected pollutant accumulation information is transmitted to the digital twinborn model through the data interface; analyzing the pollutant accumulation information input into the digital twinborn model, and evaluating the pollutant accumulation risk level of the urban central park during seasonal rainfall; and according to an evaluation result, determining potential influence of pollutant accumulation on water quality, and starting corresponding water quality management measures. According to the invention, the problem of water quality deterioration caused by pollutant accumulation during seasonal rainfall is solved, and real-time monitoring and dynamic management of water quality are realized.

The invention discloses an evaluation and prediction method for groundwater quality evolution based on multiple water quality indexes, and relates to the technical field of water quality evolution evaluation, and the method comprises the following steps: collecting evaluation index original data for groundwater quality evaluation, and preprocessing the collected original data, the evaluation indexes comprise a water quality monitoring index, a geological hydrological index and a pollution source index. According to the method for evaluating and predicting the underground water quality evolution based on the multiple water quality indexes, the actual condition and the evolution trend of the underground water quality are comprehensively reflected by comprehensively considering the data of multiple aspects of the water quality monitoring indexes, the geological and hydrological indexes and the pollution source indexes; according to the method, the change rule and influence factors of the underground water quality can be more accurately revealed, so that the comprehensiveness and accuracy of evaluation are improved, the water quality condition can be evaluated in a customized manner according to specific conditions and protection targets of different regions, and then control and treatment measures are implemented.

The invention relates to the technical field of water surface pollutant monitoring, in particular to a pollutant monitoring method for an aquaculture area, which comprises the following steps: acquiring a water bloom and fallen leaf mixed image, and graying the water bloom and fallen leaf mixed image to obtain a water bloom and fallen leaf mixed gray image; carrying out threshold segmentation on the water bloom and fallen leaf mixed grayscale image according to a preset fallen leaf threshold to distinguish a fallen leaf area and a suspected water bloom area; performing threshold segmentation on the suspected algal bloom area according to a preset algal bloom threshold to obtain an algal bloom area; and obtaining the ratio of the area of the water bloom region to the area of the water bloom and fallen leaf mixed image, and judging the water bloom pollution degree and countermeasures according to the ratio. According to the invention, the water bloom pollution degree can be obtained according to the water bloom and fallen leaf mixed image, and corresponding measures are taken in time according to the water bloom pollution degree to process the water bloom.

The utility model discloses secondary water supply equipment with a quantitative water supply function, which belongs to the technical field of secondary water supply equipment and comprises a water storage tank, a group of stirring components are assembled on the water storage tank, a shell is assembled on one side of the water storage tank, a display screen is assembled on one side of the shell, and a controller is arranged in the shell. An upper water level sensor and a lower water level sensor are assembled on the inner wall of one side of the water storage tank and electrically connected with the display screen and the controller. The secondary water supply equipment with the quantitative water supply function has the advantages of uniformly stirring water quality, preventing the water quality from deteriorating and accurately controlling the water quantity, water scale and other substances caused by long-time static water are prevented, meanwhile, bacterium breeding can be reduced, the water level condition in the water storage tank is monitored through the upper water level sensor and the lower water level sensor, and the water quality can be accurately controlled. The electric butterfly valve is combined for accurate control, accurate adjustment of the water supply amount can be achieved, it is ensured that actual requirements are met, and waste of water resources is avoided.

The invention discloses a method for rapidly determining a leaked water cooler in an ethylene device by using an online detection and identification technology, and relates to the field of water cooler leakage monitoring. Comprising the following steps: selecting a process medium component of the water cooler as a characteristic component; constructing a fingerprint spectrogram database of the characteristic components; the circulating water of the water cooler is quantitatively and qualitatively analyzed in real time by utilizing an online detection technology, and a qualitative detection spectrogram result is compared and identified by utilizing an identification technology, so that the leaked water cooler is found. According to the method, different process media in different water coolers are utilized, the leaked process media in the circulating water and the water cooler characteristic component spectrogram database are compared and analyzed through the online detection and recognition technology, so that the water cooler with the leaked process media is locked, the leakage detection speed is high, the efficiency is high, the application range is wide, accurate information is provided for timely leaking stoppage, and the method is suitable for popularization and application. Deterioration of circulating cooling water quality is avoided, and normal operation of a production device is guaranteed.

This utility model discloses a mud crab spawning and hatching device, including a cement pool, which comprises a pool body with a permeable stone slab at the bottom. A hole is opened at the bottom right side of the pool body, and a drain pipe is installed inside the hole. A water supply component includes a water quality sensor located on the left side of the pool body. An air supply component includes a dissolved oxygen sensor located at the front of the pool body. A heating component includes a temperature sensor located at the front of the pool body. A movable component is installed at the top of the pool body, with a polycarbonate panel fixedly connected to its inner side. This utility model, through the structural design of water quality, dissolved oxygen, and temperature sensors, combined with water supply, air supply, and heating systems, can monitor and adjust key environmental parameters in the hatching pool in real time. The water quality sensor, linked to a solenoid valve, intelligently changes water to prevent water quality deterioration. Microporous aeration heads uniformly increase oxygen, ensuring balanced dissolved oxygen distribution. Heating pipes, in conjunction with the temperature sensor, maintain a stable water temperature.

This utility model provides a crab and bass polyculture device, relating to the field of aquaculture technology. It includes a pumping device, an outer box, and an inner box coaxially arranged with a clearance fit. Two limiting grooves are formed inside the inner box. A water pump is fixedly connected inside the inner box, and rotary joints are connected to both ends of the water pump. The other end of each rotary joint is connected to a circular box slidably connected to the limiting grooves. A motor drives a synchronous pulley and a synchronous belt to drive the circular box to slide within the limiting grooves, allowing the water inlets on the circular box to connect with water pipes in different directions. Combined with the power of the water pump, this enables bidirectional water flow between the two ponds, constructing a bidirectional water exchange system between the crab and bass ponds. This improves water resource utilization, prevents water quality deterioration in a single pond, promotes the sharing of beneficial substances between the two ponds, and reduces aquaculture costs.

The utility model relates to the technical field of wastewater treatment, in particular to a low-energy-consumption evaporative crystallization system for treating salt-containing wastewater of a power plant by utilizing a heat pump technology, which comprises an evaporation tower, a heat exchanger, a condensing tower and a heat pump assembly, the external power plant salt-containing wastewater collecting tank is connected with the evaporation tower, a liquid outlet in the bottom of the evaporation tower is communicated with a first channel inlet of the heat exchanger, a first channel outlet of the heat exchanger is communicated with a backflow liquid inlet in the top of the evaporator, and the heat pump assembly is communicated with a second channel inlet of the heat exchanger. A second channel outlet of the heat exchanger communicates with the heat pump assembly, the heat exchanger provides a cold water source for the heat pump assembly, and the heat pump assembly supplies a generated high-temperature heat source to the heat exchanger; a water vapor outlet in the top of the evaporation tower is communicated with an inlet in the bottom end of the condensation tower. The low-temperature normal-pressure evaporation technology and the heat pump technology are combined, waste heat and waste heat are used for supplementing heat for the low-temperature normal-pressure evaporation technology, and low-energy-consumption operation of power plant salt-containing wastewater treatment is completed.

This utility model provides a high-efficiency and energy-saving integrated tank-pump pressure-stabilizing water tank, relating to the field of water supply equipment processing technology. It includes an integrated tank-pump pressure-stabilizing water tank assembly, with a filter component on its side, and reinforcing and buffer components on its top. The assembly comprises a water tank and an energy-saving pressure-stabilizing pump. In this utility model, multiple filter elements are installed inside the filter box, which effectively filters the water source, removing impurities and particulate matter to prevent them from accumulating inside the tank. The activated carbon box further adsorbs microorganisms in the water source, further purifying the water quality, reducing corrosion and wear of the tank, extending the service life of the integrated tank-pump pressure-stabilizing water tank assembly, and maintaining the cleanliness of the water inside the tank, preventing water quality deterioration due to bacterial growth caused by impurities.

The invention provides a domestic water tank and a water supply control method of the domestic water tank. The domestic water tank is characterized in that a plurality of water storage cavities are formed in the water tank, and liquid level sensors are arranged in the water storage cavities; the water inlet end of the water inlet main pipe is connected with a tap water supply pipe; the water inlet ends of the plurality of water inlet branch pipes are connected with the water inlet main pipe, the water outlet ends of the plurality of water inlet branch pipes are respectively communicated with the plurality of water storage cavities, and the plurality of water inlet branch pipes are respectively provided with a water inlet valve group; the water outlet end of the water outlet pipe is connected with a user water pipe; the water inlet ends of the water outlet branch pipes are connected with the water storage cavities respectively, the water outlet ends of the water outlet branch pipes are connected with the water outlet main pipe, and water outlet valve sets are arranged on the water outlet branch pipes; the water pump is arranged on the water outlet main pipe; and the metering device is arranged on the water outlet main pipe. According to the scheme, the water storage cavities with the corresponding volume and number are selected for water storage according to the single-day average water consumption, it is guaranteed that stored water in the water tank is updated once in two days, water quality deterioration is avoided, and water supply sanitation is guaranteed.

The invention belongs to the field of river crab breeding, and particularly relates to an overwintering breeding method for juvenile crab breeding in saline-alkali soil. An arch-shaped or triangular top design is adopted, a polyethylene plastic film is covered, and the temperature of the water body is controlled within the range of 22-28 DEG C; the humidity and air quality management system comprises a humidifier and an air circulation device and is used for adjusting the humidity in the greenhouse to be between 60% and 80% and keeping air circulation; the illumination system comprises a natural light utilization device and an auxiliary light source and is used for providing sufficient illumination to promote the growth of the juvenile crabs, and the water quality management system comprises a pH value and dissolved oxygen monitor and water quality adjusting equipment and is used for keeping the pH value of a water body to be 6.8-8.5. The pH value in water is kept within 6.8-8.5 through proper water quality adjustment (such as adding of improvers such as lime and sodium sulfate), environmental stress is reduced, stress reaction of juvenile crabs caused by inadaptation of water quality is reduced, and healthy growth of the juvenile crabs is promoted.

The application discloses a photoelectric coupling device and treatment method for continuously disinfecting and purifying swimming pool water, and belongs to the technical field of swimming pool water treatment. The device comprises an electrochemical treatment unit and an ultraviolet treatment unit which are sequentially connected. The electrochemical treatment unit is provided with a filter assembly, a water pump and an in-situ E-peroxone reactor, and an integrated coaxial electrode is arranged in the reactor. The ultraviolet treatment unit is provided with an ultraviolet reactor with a VUV / UVC light source. The swimming pool circulating water is first subjected to electrochemical treatment and then subjected to ultraviolet treatment to form a synergistic oxidation system. Preferably, the residence time of the electrochemical unit is 5-10 min, the residence time of the ultraviolet unit is 10-15 min, the current density is 10-200 mA / cm 2 , and the ultraviolet dose is 200-1000 mJ / cm 2 . The device is suitable for continuous flow treatment of swimming pool water with a chlorine ion concentration of 200-2000 mg / L, containing urea, creatinine and / or hippuric acid.

The present invention relates to the field of water quality monitoring technology, and discloses a lake water quality monitoring and early warning method, device, storage medium and electronic equipment, including: constructing a water quality parameter data set, training and optimizing a water quality early warning model based on a random forest algorithm, and deploying water quality early warning models of different water quality indicators to a water quality early warning platform; the water quality early warning platform sets water quality parameters and calls a matching water quality early warning model for prediction, and obtains corresponding water quality indicators within a future continuous preset time; calculates the pollution index of each water quality indicator, and uses a weighted average Nemerow index method to characterize the comprehensive water quality pollution index within the current and future continuous preset time. The present invention can continuously predict the changes in water quality parameters within the future preset time, and at the same time predict the comprehensive water quality indicators at the current and future moments; users can timely understand the changes in water quality parameters within the current and future time periods through the platform, so as to take necessary measures in time to avoid further deterioration of water quality.

The utility model discloses a kind of initial rainwater collection and storage treatment integrated device, including water storage tank, filtering mechanism, cleaning mechanism and collection mechanism;The bottom plate of water storage tank is equipped with baffle, water storage tank top is equipped with top plate, and the right side plate between top plate and water storage tank is left with the water inlet for rainwater to enter;Horizontal slot is opened on top plate, and the front side plate and rear side plate of water storage tank are all opened with vertical groove on inner wall, and horizontal groove is opened on the top of baffle, slot, vertical groove and horizontal groove are located in same vertical plane, filtering mechanism is inserted in slot, vertical groove and horizontal groove in detachable manner, and filtering mechanism and baffle divide the inner cavity of water storage tank into clean water chamber and raw water chamber;Cleaning mechanism is arranged on top plate, for cleaning impurities on filtering mechanism, and collection mechanism is detachably arranged at the bottom of raw water chamber. The device can clean the impurities accumulated on filter screen, collect and process impurities uniformly, and facilitate replacement when filter screen fails.

The invention relates to the technical field of wastewater treatment, in particular to a low-energy-consumption evaporative crystallization system and process for treating salt-containing wastewater of a power plant by using a heat pump technology, and the system comprises an evaporation tower, a heat exchanger, a condensing tower and a heat pump assembly; the external power plant salt-containing wastewater collecting tank is connected with the evaporation tower, a liquid outlet in the bottom of the evaporation tower is communicated with a first channel inlet of the heat exchanger, a first channel outlet of the heat exchanger is communicated with a backflow liquid inlet in the top of the evaporator, and the heat pump assembly is communicated with a second channel inlet of the heat exchanger. A second channel outlet of the heat exchanger communicates with the heat pump assembly, the heat exchanger provides a cold water source for the heat pump assembly, and the heat pump assembly supplies a generated high-temperature heat source to the heat exchanger; a water vapor outlet in the top of the evaporation tower is communicated with an inlet in the bottom end of the condensation tower. The low-temperature normal-pressure evaporation technology and the heat pump technology are combined, waste heat and waste heat are used for supplementing heat for the low-temperature normal-pressure evaporation technology, and low-energy-consumption operation of power plant salt-containing wastewater treatment is completed.

The present invention relates to the technical field of water surface pollutant monitoring, and specifically to a pollutant monitoring method for an aquaculture area, comprising: collecting a mixed image of water blooms and fallen leaves, graying the mixed image of water blooms and fallen leaves to obtain a mixed grayscale image of water blooms and fallen leaves; performing threshold segmentation on the mixed grayscale image of water blooms and fallen leaves according to a preset fallen leaf threshold to distinguish fallen leaf areas and suspected water bloom areas; performing threshold segmentation on the suspected water bloom areas according to a preset water bloom threshold to obtain water bloom areas; obtaining the ratio of the area of ​​the water bloom area to the area of ​​the mixed image of water blooms and fallen leaves, and judging the degree of water bloom pollution and countermeasures according to the ratio. By adopting the present invention, the degree of water bloom pollution can be obtained according to the mixed image of water blooms and fallen leaves, and corresponding measures can be taken in time to deal with these water blooms according to the degree of water bloom pollution.

The invention relates to the technical field of nuclear reaction, and provides detection equipment which comprises a traction device, a shell, a nozzle device and an image acquisition device. The traction device is configured to be capable of moving on the water pool; the shell is connected with the traction device through a connecting rope and is arranged in the water pool, and a mounting cavity and a detection port communicated with the mounting cavity are formed in the shell; a part of the nozzle device is arranged on the outer side of the shell, and the nozzle device is used for spraying water flow; the image acquisition device is arranged in the mounting cavity and is used for underwater detection through the detection opening. The detection equipment provided by the invention is relatively high in detection precision and efficiency.

The invention relates to the technical field of grouper breeding, and discloses a grouper factory-like artificial breeding method which comprises the following steps: a, preparing a nursery pond: selecting a square cement pond with the specification of 6m * 6m * 1.3 m and the water depth of 1m, arranging a running water inflation system, controlling the water quality to be natural seawater, controlling the water temperature to be 25-28 DEG C, controlling the salinity to be 27-29 and controlling the illumination intensity to be 6000-8000 lux; b, roe distribution: distributing healthy and virus-free grouper roes according to the density of 150g in each pond, wherein the roe distribution density is 4g / m < 3 >; healthy and virus-free roes are strictly selected for incubation, and accurate water quality control and illumination management are combined, so that the incubation success rate of the roes is greatly improved. In the early hatching stage of the fry, the water quality is strictly controlled, it is ensured that the fry can develop in the most suitable environment, and the death rate caused by the water quality problem in the hatching process is effectively reduced. Therefore, the survival rate of the fish fries is remarkably improved, and the stability of subsequent breeding is ensured.

The invention relates to the technical field of desulfurization wastewater treatment, in particular to a desulfurization wastewater desilting method and system.The desulfurization wastewater desilting method comprises the steps that chemicals are added into desulfurization wastewater, and the desulfurization wastewater added with the chemicals enters an industrial wastewater pool for solid matter static precipitation; carrying out discharge treatment on the wastewater after the solid matters are precipitated to a preset liquid level, and stopping the treatment; performing pneumatic automatic stirring and automatic discharging on solid matters in the industrial wastewater pool through aeration; and discharging the stirred mud-water mixture to a desulfurization wastewater pre-sedimentation tank for sedimentation. The device and the method have the beneficial effects that the removal efficiency of solid matters in the desulfurization wastewater is effectively improved, the manual cleaning cost and time are reduced, the problems of water quality deterioration and membrane system blockage are avoided, the continuity and stability of wastewater treatment are ensured, environmental protection and resource recovery are facilitated, and in addition, the device and the method have good application prospects. According to the invention, the wastewater recycling standard can be reached only through one-time dosing, the treatment efficiency is improved, the use of chemicals is reduced, and the potential pollution to the environment is reduced.

The invention discloses a koi feed based on fermented peanut skins, comprising the following raw material components: 3-5 parts of peanut skin pigment extract, 20-30 parts of fermented peanut skins, 10-15 parts of soybean meal, 8-10 parts of corn flour, 2-3 parts of enzymatic chitosan, 0.5-0.8 parts of polyglutamic acid fermented by bacillus, 0.2-0.4 parts of edible salt, 0.6-0.8 parts of baking soda, 0.1-0.3 parts of composite amino acids, 0.1-0.3 parts of composite vitamins and 0.2-0.3 parts of trace elements. The present invention adopts peanut skins as fermentation raw materials, adds Bacillus licheniformis, Lactobacillus, yeast and Enterococcus faecalis as composite probiotics, adopts solid-liquid secondary fermentation for preparation, and is assisted in degradation by cellulase, β-glucanase and the like during the fermentation process, so as to construct a microbial flora suitable for digestion and colonization of aquatic animals, supplement the probiotic flora in the intestine, improve disease resistance, and increase the digestion capacity of feed.

The utility model discloses roe incubation promoting equipment which comprises an incubation box (1) with an opening in the top, a square fence (2) is arranged in the incubation box (1), the bottom of the fence (2) is fixed to a bottom plate of the incubation box (1), an incubation area (3) is formed on the inner side of the fence (2), an equipment installation area is formed on the outer side of the fence (2), and a plurality of inclined shading plates (4) are arranged in the fence (2). The light shielding plates (4) are arranged side by side in the horizontal direction to cover the whole hatching area (3), an ascending channel (5) for fish fries is formed between every two adjacent light shielding plates (4), and a light source (6) is arranged above the hatching area (3). The utility model has the advantages of can improve roe hatching success rate and fry survival rate.

The utility model discloses an automatic bait casting machine for culture of modestus septentrionalis, and particularly relates to the field of culture of modestus septentrionalis, the automatic bait casting machine comprises a culture pond, one side surface of the culture pond is fixedly provided with two fixed support plates, the upper surfaces of the two fixed support plates are fixedly provided with a transmission assembly together, one side of the transmission assembly is provided with a movable support plate, and the movable support plate is provided with a feeding port. A material injection hopper is fixedly embedded in the upper surface of the movable supporting plate, the outer surface of the material injection hopper fixedly communicates with a quantitative electric valve, a feeding assembly is arranged above the material injection hopper, the bottom end of the material injection hopper fixedly communicates with a material distribution cover, and a driving motor is fixedly installed on the bottom surface of the material distribution cover; and a rotating shaft is fixedly mounted at the output end of the driving motor. According to the utility model, the feed can be dispersed everywhere in the culture pond, and fish schools can feed in a dispersed manner, so that the phenomena of residual feed accumulation and excrement concentration caused by concentrated food grabbing are reduced, and therefore, local water quality deterioration is effectively avoided, and a good growth environment is created for the modestus septentrionalis.

The utility model discloses a kind of aquaculture pond sewage discharge devices, it is related to pond sewage discharge technical field, including aquaculture pond, the left end of aquaculture pond is connected and is installed with filter device, the lower end of aquaculture pond left side is fixedly installed with sewage collection device.The utility model said a kind of aquaculture pond sewage discharge device, by setting pond bottom and sewage collection device, water flow is flowed to left side through the top of pond bottom, and then make sludge slowly slide to the inside of mud collection foundation pit, by the circulation flow of water, and then facilitate to collect sludge;By setting filter device and sewage collection device, realize the staged filtration to dirt, improve the sewage efficiency of aquaculture pond;By the action of fixed button and float, the water level inside the water tank connected is detected, sludge pump is extracted to the inside of sewage collection tank through sludge extraction pipe and sludge discharge pipe to the sludge in the inside of mud collection foundation pit, so that sewage collection tank collects sludge, realizes the automatic cleaning of sludge, avoids the deterioration of water quality in aquaculture pond.