11results about How to "Improve flocculation efficiency" patented technology

This application provides a two-step flocculation adaptive control method for tailings slurry based on FBRM online monitoring, relating to the field of tailings treatment technology in the mineral processing industry. The method includes: online monitoring of the original tailings slurry using focused beam reflection measurement under no-doping conditions to obtain the particle size baseline characteristics of the original slurry; adding a primary flocculant to obtain a first slurry, and monitoring the dynamic particle size characteristics of the flocs during the flocculation process in real time; based on the dynamic particle size characteristics of the first slurry, determining whether the first slurry has reached a ready state suitable for secondary flocculation according to a preset primary flocculation completion criterion; when the first slurry reaches the ready state, automatically initiating the addition of a secondary flocculant to obtain a second slurry, and providing real-time feedback on the particle size distribution change in the second slurry as a control signal to adaptively adjust the dosing rate of the secondary flocculant. This method can automatically adapt to changes in ore properties, solid content, and operating conditions, and has strong potential for widespread application.

The invention discloses a water supply plant sedimentation tank floc recycling system and method and a composite carrier material, and belongs to the technical field of water supply plant water treatment. The system comprises a monitoring regulation and control module which is used for collecting floc state data of a sedimentation tank in real time and outputting a control signal according to the floc state data; the composite carrier material supply module is used for adding a composite carrier material into the floc activation reactor according to the control signal; the floc backflow mechanism is used for adjusting recycled floc entering the floc activation reactor according to the control signal; and the floc activation reactor is used for receiving the composite carrier material and the recycled floc and carrying out three-stage activation treatment under the action of an internal flow field to obtain regenerated floc. Solid waste recycling is achieved through floc recycling, and the sludge discharge amount is reduced; and the monitoring regulation and control module combines fuzzy PID with an LSTM model, accurately matches processing requirements, and improves operation stability. According to the invention, the technical problem of floc recycling and reusing is solved.

This invention relates to a high-efficiency flocculation device for wastewater treatment, characterized in that: multiple guide ports are evenly distributed around the upper outer edge of the inner cylinder; a filter screen plate is coaxially fixedly connected to the bottom of the inner cylinder; a stirring device is coaxially arranged in the inner cylinder; multiple vertically evenly distributed rising spirals are coaxially fixedly connected to the stirring device; a mounting plate is fixedly connected to the bottom of the stirring device extending beyond the filter screen plate; two sets of symmetrically arranged automatic compensation devices are fixedly connected to the mounting plate; a scraper that abuts against the lower end of the filter screen plate is fixedly connected to the upper end of each set of automatic compensation devices; transparent tempered glass is embedded in the side wall of the flocculation cylinder; a lifting device corresponding to the tempered glass is arranged inside the flocculation cylinder; a drain head is fixedly connected to the lifting device; the outlet end of the drain head is fixedly connected to the inlet end of a drainage component; the outlet end of the drainage component extends out of the flocculation cylinder; and a sewage pipe is fixedly connected to the bottom of the flocculation cylinder.

This invention discloses a composite flocculant for wastewater from tea filter paper production and its preparation method. The composite flocculant comprises a prepolymerized titanium salt coagulant and a boric acid-functionalized lignin-based polymer. The prepolymerized titanium salt coagulant is prepared by controlling the alkalinity, and the boric acid-functionalized lignin-based polymer uses lignin as a backbone, grafted with cationic monomers and C... 14 -C 18 This composite flocculant comprises long-chain alkyl hydrophobic monomers and monomers containing arylboronic acid groups. Through a unique coupling mechanism, it utilizes the coagulation and charge neutralization effects of titanium salts and the adsorption bridging effects of lignin polymers, combined with the reversible cross-linking of boric acid groups and vicinal diols in polysaccharides, to achieve highly efficient and synergistic removal of fine fibers, colloidal particles, and dissolved organic matter from white water used in tea filter paper production. At dosages of 15-45 mg / L, it exhibits excellent performance in turbidity removal, COD removal, and suspended solids removal, making it particularly suitable for treating wastewater from tea filter paper production.

This invention relates to the field of wastewater treatment technology and discloses a high-efficiency filtration treatment device for industrial wastewater, including a lower filter tank. An upper filter tank is connected to the upper surface of the lower filter tank via a flange. A limiting cylinder is fixedly connected to the upper surface of the upper filter tank. A mounting base is sleeved on the inner surface of the limiting cylinder. A U-shaped electric heating tube is fixedly connected to the lower surface of the mounting base. In this invention, the U-shaped electric heating tube can heat the wastewater to promote pollutant decomposition and separate oily substances. During the heating process, a temperature monitoring gauge can monitor the internal temperature of the lower and upper filter tanks in real time, facilitating precise temperature control and gradient heating to improve pollutant decomposition efficiency. A stirring paddle agitates the wastewater, promoting its flowability and improving the uniformity of heating, thus enhancing the pollutant decomposition effect.

The application relates to a titanium ore powder sewage sedimentation tank, belonging to the technical field of sedimentation equipment, which comprises a tank body, a cross beam arranged above the tank body, a moving block in sliding connection with the cross beam, a driving motor installed on the moving block, a coaxial stirring rod arranged on an output shaft of the driving motor, and a stirring piece arranged on the stirring rod. The application has the effect of improving the sedimentation efficiency of suspended matters in the sedimentation tank.

This utility model discloses a flocculant filtration device for pharmaceutical wastewater recovery. The key technical features include a secondary filtration tank; the secondary filtration tank is funnel-shaped and has a cavity; limiting components are installed on both inner walls of the secondary filtration tank, and a secondary filtration mechanism is assembled between the two sets of limiting components; supports are installed at the four corners of the secondary filtration tank, and a primary filtration tank is assembled on the upper surface of the four supports. By adding a secondary filtration stage to the primary filtration tank, the overall wastewater treatment efficiency of this application is improved. Primary clarification mainly relies on flocculants and gravity sedimentation, while secondary filtration further removes fine particles through physical interception, reducing pollutant residue. This progressive treatment method not only improves the removal rate but also more effectively manages and controls the destination of different pollutants, enhancing the overall stability and reliability of the filtration process.

The invention discloses a flocculating agent for machine cleaning wastewater of a pesticide missible oil preparation and application of the flocculating agent. The flocculating agent is prepared from the following components in parts by weight: 50-60 parts of an inorganic flocculating agent, 35-45 parts of an organic flocculating agent, 8-12 parts of a demulsification aid and 4-6 parts of a pH regulator. The flocculant disclosed by the invention is good in demulsification effect, high in COD removal rate, high in treatment efficiency, strong in floc stability, economical in cost and wide in wastewater adaptability, and solves the problems of poor demulsification effect, low COD removal rate, large flocculant dosage and the like when an existing flocculant is used for treating pesticide missible oil preparation cleaning wastewater.

The application discloses a drilling mud waste destabilization and separation device using an electrocoagulation method and relates to the technical field of dredging machinery. The device comprises a mounting operation frame and a destabilization and separation main body. The main body comprises a driving assembly, a flocculation and filtration assembly, a coagulation and flocculation scraping assembly and a power switching control assembly. An electrochemical reaction is generated by electrifying the electrocoagulation electrode column, so that suspended particles and colloids in the waste are destabilized into coagulation and flocculation substances. The driving assembly provides power, the power switching control assembly automatically switches the flocculation and scraping processes and synchronously controls the on-off of the electrode column. The coagulation and flocculation scraping assembly completely removes the coagulation and flocculation substances on the electrode column through reciprocating motion, and the centrifugal force generated by the rotation of the electrode column can shake off the surface bubbles. The filtration mechanism prevents blockage through sliding filtration and synchronous scraping. The device can efficiently solve the problems of coagulation and flocculation substance adhesion and bubble obstruction and improve the treatment efficiency and stability.

The utility model discloses continuous dosing equipment capable of automatically quantifying, which belongs to the technical field of dosing equipment and comprises an electronic scale, the top of the electronic scale is distributed in a rectangular shape and is fixedly connected with four stand columns, a medicine bin is fixedly connected above the stand columns, a spiral blanking rod is rotatably connected in the medicine bin, and the spiral blanking rod is fixedly connected with the top of the electronic scale. The top of the medicine bin is fixedly connected with a rotating motor used for driving the spiral discharging rod to rotate, a feeding port is formed in the top of the medicine bin, the bottom of the medicine bin fixedly communicates with a discharging connector, the lower end of the discharging connector is transversely and fixedly connected with a blowing pipe, and the top of the electronic scale is fixedly connected with a fan. According to the chemical feeding device, chemical feeding has continuity and stability, the chemical feeding amount and the chemical feeding speed are controllable, high automation is achieved, the chemical feeding efficiency can be improved, and the labor cost of chemical feeding is reduced.

The utility model relates to the technical field of water treatment equipment provides an assembly type flocculator, including two water distribution units, grid unit and hopper unit, two water distribution units are arranged in layers from top to bottom, and the water distribution unit is formed with overflow channel to supply water body flow; The grid unit is clamped between the two water distribution units and is used for disturbing the water flow to promote flocculation reaction, the grid unit is equipped with regular arrangement overflow hole, and a plurality of grid structures for adjusting water flow turbulence intensity are arranged in it; The hopper unit is arranged below the lower water distribution unit to collect and discharge the floc sediment produced in the flocculation process, wherein the water distribution unit, the grid unit and the hopper unit are all independent prefabricated modules, and the modules are detachably connected through the connecting structure to constitute the flocculator. The assembly type flocculator of the utility model is convenient to install on site, thereby greatly shortening the construction or reconstruction period of water plant, and meeting the demand of modern water treatment project on efficient construction.