11results about How to "Less water consumption" patented technology

The utility model relates to the technical field of power plant comprehensive wastewater treatment, in particular to a power plant comprehensive wastewater deep circulation treatment water-saving system which comprises a wastewater buffer pool. A chemical crystallization granulation fluidized bed, a steel clarifier, a clean water tank, a high-efficiency fiber filter, an ultrafiltration device, an ultrafiltration water production tank, a reverse osmosis device and a reuse water tank are in fluid communication with a water outlet of the wastewater buffer tank in the water flow direction, the reverse osmosis device is provided with a first water discharge pipe and a second water production pipe, and the first water discharge pipe is connected with a desulfurization system; the second water producing pipe is connected with a recycling water tank, and the recycling water tank is connected with a recycling system through a pipeline. A softening and clarifying pretreatment mode is adopted, so that the removal rate of SS (suspended solids) reaches up to 80-90%, and the SS content of effluent is kept below 10mg / L; the removal rate of COD (chemical oxygen demand) can reach 20-30%; the hardness removal rate reaches up to 80%-90%, and the effluent hardness is kept below 20 mg / L; in addition, calcium fluoride is generated while hardness is removed, and most fluorine ions can be removed.

The present invention discloses a coal utilization system coupled with an ultra-low emission coal gasification-gas boiler, wherein the coal utilization system is mainly composed of a coal powder bin, a vertical strong vortex liquid slag removal gasifier, a slag pool, a desuperheater, a bubbling fluidized bed dry desulfurization desulfurization tower, a separation ash + desulfurization product bin, a high-temperature low-oxygen coal gas burner, a MILD gas boiler with an SNCR device, a high-temperature air duct, a high-temperature flue gas duct, a bag filter, an induced draft fan, a chimney and other equipment. The system uses high-temperature molten air gasification technology for coal gasification, and the generated hot coal gas is desulfurized by a pre-arranged bubbling fluidized bed desulfurization tower, and then MILD combustion and heat release are carried out in a MILD gas boiler with an SNCR device equipped with a high-temperature low-oxygen coal gas burner. The core of the present invention is to innovatively propose a coal utilization system coupled with a new type of pre-desulfurization ultra-low emission coal gasification-gas boiler that integrates multiple ultra-low emission advantage technologies, and the system has the advantages of low cost, low water consumption, and low pollution.

The utility model relates to a comprehensive water treatment assembly for sewage collection, anaerobic filtration and aerobic nitration devices with communicating devices arranged in series. The comprehensive water treatment assembly comprises an aeration oxygenation water drawing pump, a precipitation tank, a sewage collection bin, a filter, an aerobic digestion filter and an electrical equipment bin, the aeration and oxygenation water drawing pump sequentially comprises an aeration and oxygenation water drawing pump water inlet, a micropore aeration device, a micropore aeration device air delivery pipe, a micropore aeration device positioner, an oxygenation water drawing barrel and an oxygenation water drawing barrel water outlet from bottom to top; the microporous aeration device is mounted at a certain depth or at the bottom in the oxygenating and water drawing barrel and is connected with the gas pipeline, and a precipitation tank, a sewage collection bin, a filter and an aerobic nitrification filter are arranged on a water outlet in the upper part of the oxygenating and water drawing barrel. The principle of a communicating device is fully utilized, the aeration oxygenation water drawing pump is utilized, dirt in the fish tank and harmful ingredients of water are treated by the anaerobic filtration aerobic nitration device, eutrophic ingredients are absorbed by the aquatic plants and the aquatic plants, water quality is improved, and air humidification is achieved through transpiration of the aquatic plants.

This utility model discloses a combined wet and dry indirect cooling tower, belonging to the field of cooling tower technology. Specifically, it relates to a combined wet and dry indirect cooling tower, including: a tower body, a baffle assembly, a fan, a water tank, a water collector, spray heads, a first heat exchange assembly, water distribution packing, and a second heat exchange assembly. This utility model can provide two cooling methods depending on the seasonal temperature. In summer, the first baffle is closed and the second baffle is opened, which can reduce the amount of wet-bulb air entering the coil and the indirect heat exchanger, thereby improving heat exchange and lowering the outlet water temperature. In winter and spring, the second baffle is closed and the first baffle is opened, so that the water and air do not come into contact, there is no evaporation, and water consumption is greatly reduced. Thus, this utility model can improve the applicability and practicality of the cooling tower, thereby solving problems such as high approach temperature, high water consumption, and white mist in cooling towers.

The invention discloses an efficient drying device for powdery raw materials, and relates to the field of strontium titanate powder processing. The efficient drying device for the powdery raw materials comprises a drying bin and a powder washing pool arranged at the front end of the drying bin, and a circulating conveying belt is arranged in the drying bin; the circulating conveying belt comprises a feeding position, a draining position, a drying position, an ascending position and a discharging position. According to the efficient drying device for the powdery raw materials, a metal filtering fine net on the circulating conveying belt enters the powder washing pool to fish out a layer of thin and uniform strontium titanate wet materials, and then the strontium titanate wet materials sequentially pass through the draining position, the drying position, the ascending position and the discharging position along with the circulating conveying belt to complete dehydration and drying of the strontium titanate materials; and the strontium titanate powder and the circulating conveying belt are subjected to vertical position exchange, so that the strontium titanate powder and the circulating conveying belt are downwards poured to the discharging conveying belt, finally discharging is completed, the purpose of circulating continuous operation is achieved, the materials are dried in place at a time, repeated drying is not needed, and the problem of caking of large wet strontium titanate materials is avoided.

The invention discloses a high-efficiency drying device for powdered raw materials, and relates to the field of strontium titanate powder processing. The high-efficiency drying device for powdered raw materials comprises a drying bin and a powder washing pool arranged at the front end of the drying bin, and a circulating conveyor belt is arranged inside the drying bin; the circulating conveyor belt comprises a loading position, a draining position, a drying position, an upward position and a lowering position. The high-efficiency drying device for powdered raw materials uses a metal filter fine mesh on the circulating conveyor belt to enter the powder washing pool to salvage a thin and uniform layer of strontium titanate wet material, and then the strontium titanate wet material follows the circulating conveyor belt to pass through the draining position, the drying position, the upward position and the lowering position in turn to complete the dehydration and drying of the strontium titanate material, and then the strontium titanate powder and the circulating conveyor belt are exchanged in the upper and lower positions to realize the downward pouring to the lowering conveyor belt, and finally the material is discharged, so as to achieve the purpose of cyclic continuous operation, and the material is dried in place at one time, and there is no need to dry it repeatedly, so as to avoid the problem of agglomeration of large pieces of strontium titanate wet material.

The application discloses an artificial cooling equipment parameter automatic optimization method and system based on soil data analysis, and relates to the technical field of artificial cooling. The method comprises the following steps: building a regional soil cooling simulation space according to three-dimensional soil structure information, water injection well distribution information and extraction well distribution information; obtaining three-dimensional soil temperature distribution through distributed optical fiber temperature measurement equipment monitoring, and calculating three-dimensional soil temperature difference distribution in combination with a preset cooling target; constructing a regional soil cooling prediction model based on a soil flow mechanism and the regional soil cooling simulation space; using the regional soil cooling prediction model to perform iterative optimization of cooling equipment parameters, and outputting adaptive equipment parameters; and controlling the cooling device and the heat energy recovery device to perform soil cooling work in a target region according to the adaptive equipment parameters. The technical problems of low cooling efficiency, excessive resource consumption and local hot area residue caused by the fact that the artificial cooling equipment parameters cannot be dynamically changed and optimized in real time according to soil data in the prior art are solved.

The invention relates to the technical field of sewage treatment, in particular to livestock breeding sewage treatment equipment. According to the technical scheme, the device comprises an auxiliary separation part, the auxiliary separation part comprises a driving roll shaft, filter cloth, a gravity displacement part, a supporting roll shaft, a shifting plate and a striking plate, the two ends of the driving roll shaft are rotationally connected with a wastewater treatment pond, and the driving roll shaft winds the filter cloth; a gravity displacement part is slidably connected to the inner wall of the wastewater treatment tank and located above the driving roller shaft, a supporting roller shaft is rotatably connected to the side part of the gravity displacement part, filter cloth is supported by the top of the supporting roller shaft, and a shifting plate is fixedly mounted at the end part of the supporting roller shaft. According to the invention, when the filter cloth is washed, the filter cloth intercepts more particles, the distance of downward movement of the support roller shaft is larger, the swing amplitude of the striking plate driven by the poking plate at the end part of the support roller shaft is larger, and the force of the striking plate to strike the filter cloth is larger, so that the striking force and the cleaning effect are correspondingly improved according to the amount of particles intercepted by the filter cloth.

The present invention relates to the technical field of sewage treatment, and in particular to a livestock breeding sewage treatment equipment. Its technical scheme includes: an auxiliary separation part, the auxiliary separation part includes a driving roller, a filter cloth, a gravity displacement part, a supporting roller, a paddle plate and a striking plate, both ends of the driving roller are rotatably connected to the wastewater treatment tank, the driving roller reels the filter cloth, the inner wall of the wastewater treatment tank and the gravity displacement part is slidably connected to the driving roller, the side of the gravity displacement part is rotatably connected to the supporting roller, the top of the supporting roller supports the filter cloth, and the end of the supporting roller is fixedly installed with a paddle plate. In the present invention, when flushing the filter cloth, the more particles intercepted by the filter cloth, the greater the distance the supporting roller moves downward, the greater the swing amplitude of the striking plate driven by the paddle plate at the end of the supporting roller, and the greater the force of the striking plate striking the filter cloth, and the greater the knocking force is correspondingly increased according to the amount of particles intercepted by the filter cloth, thereby improving the cleaning effect.

The invention belongs to the technical field of power systems, and relates to a hydropower station unit load distribution method and system based on a power system. The method comprises the following steps: acquiring operation state data of a hydropower station in real time; establishing a mapping relation model of output power and flow, and determining an operation constraint condition; establishing a mathematical model taking the minimum total water consumption rate of the power station as an optimization target; solving the mathematical model by adopting a firefly algorithm; calculating the brightness of each firefly in the population; random disturbance is introduced in the moving process, a solution falling into a vibration area range is punished and corrected in the iteration process, and a global optimal power distribution scheme is output; according to the method, a firefly algorithm is used for mining tiny efficiency differences among different units, maximization of water energy utilization is achieved, and an optimal power distribution scheme is output by monitoring operation condition changes in real time; according to the invention, the maximization of water energy utilization is realized, and the risk that a unit enters a vibration area by mistake to operate under a low-load working condition is effectively avoided.

The utility model discloses a kind of crop spraying irrigation devices, it is related to crop irrigation technical field, including sheltering frame, the bottom of the front and rear two sides of sheltering frame is respectively fixedly installed with first wheel plate and second wheel plate, the bottom of first wheel plate and second wheel plate is all provided with moving wheel, the side of second wheel plate is fixedly installed with handrail, telescopic insertion pipe mechanism is also provided on second wheel plate, pipe box is provided on telescopic insertion pipe mechanism, inner spray pipe is provided on pipe box, the utility model can be inserted into inner spray pipe, outer spray pipe towards crop by telescopic insertion pipe mechanism, make two outer spray pipes on inner spray pipe be at the two sides of crop, inner spray pipe is in crop interior, then start delivery pump, moisture is conveyed through inner spray pipe, outer spray pipe through communicating pipe, and is atomized and sprayed from atomizing nozzle, to simultaneously spray irrigation to inside and outside of crop, moisture is directly sprayed to stem and leaf on inside and outside of crop, not only less water consumption, also improve spraying efficiency.