41 results about "Evaporation pond" patented technology

Adsorptive membranes with sponge-like structures for direct recovery of lithium from geothermal brines and recycling of water from geothermal evaporation ponds are disclosed. The membrane surfaces are functionalized with task-specific chemicals capable of selective separation of lithium through host-guest complexation mechanism. The sponge-like structure provides high surface area resulting in an enhanced lithium adsorption capacity. The technology disclosed here aims to reduce the time required for lithium enrichment by evaporative concentration of geothermal brines and address the water loss problem thereof through enhanced solar-driven recycling of water.

The utility model provides an arid area saline-alkali land treatment structure, which is characterized in that saline-alkali land is divided into a plurality of planting areas and a saline-alkali water collection and treatment area, each planting area comprises a planting layer, a water drainage and salt guide layer, a permeation-resistant air layer and an original layer, and the water drainage and salt guide layers are respectively positioned at the upper part of the permeation-resistant air layer and inside the original layer; the drainage salt guide layer, the permeation-resistant gas layer and the original layer are all in an inverted V shape with the high middle and the low two sides, and the hydraulic gradient of the slopes on the two sides is 1%-2%. The saline-alkali water collecting and treating area is composed of an alkali discharge channel, a filtering and collecting tank, an electro-adsorption tank, a water storage tank and an evaporation tank, the alkali discharge channel comprises an alkali discharge channel slope, an alkali discharge channel bottom surface and a water level sensor, and the hydraulic gradient of the alkali discharge channel bottom surface is 3%-5%. A filtering and collecting tank, an electro-adsorption tank, a water storage tank and an evaporation tank are arranged at the lowest-gradient end of the bottom surface of the alkali discharge channel. According to the utility model, a planting area layered improved structure is combined with a saline-alkaline water collection, treatment and storage integrated structure, so that the salt content of soil is reduced, and the recycling of saline-alkaline water is realized.

The invention belongs to the technical field of high-concentration brine concentration, and particularly relates to a zero-energy-consumption automatic seawater concentration and collection method and battery application. The method comprises the following steps: proportionally adding a surfactant into seawater, uniformly mixing to obtain to-be-concentrated seawater, adding the to-be-concentrated seawater into an evaporation pond made of a hydrophobic material, evaporating, and collecting liquid drops seeping from the surface of the evaporation pond to obtain concentrated seawater; the adding amount of the surfactant in the seawater to be concentrated is smaller than a critical value of wetting the hydrophobic material by the surfactant. According to the method, self-triggering type automatic collection of the concentrated seawater based on the target concentration is achieved, the production efficiency is greatly improved, and the labor cost is reduced. The concentrated seawater obtained by the method is high in concentration precision, contains a surfactant, can meet the requirement of a high-performance battery when being used as an electrolyte, can prolong the cycle life of the battery, and meets the commercial application requirement.

The invention discloses a mine strong brine zero discharge treatment method based on temperature control reversible adsorption and bipolar membrane recycling coupling, and the method specifically comprises the following steps: step 1, filling an adsorption column with an MOF-808-EDTA adsorbent, and then introducing mine strong brine into the adsorption column to adsorb salt ions to obtain produced water and a saturated adsorbent; 2, performing thermal desorption regeneration on the saturated adsorbent to obtain a high-concentration regenerated liquid and a regenerated adsorbent; and 3, introducing the high-concentration regenerated liquid into a salt chamber of a bipolar membrane electrodialysis system BMED, and decomposing the high-concentration regenerated liquid into acid produced by an acid chamber, alkali produced by an alkali chamber and fresh water produced by the salt chamber under the action of an electric field. The problems that in the prior art, an evaporation pond method has leakage pollution, and a mechanical evaporation crystallization method and a deep well filling method are high in operation cost are solved. The invention further discloses a mine strong brine zero discharge treatment system based on temperature control reversible adsorption and bipolar membrane recycling coupling.

An evaporating system for evaporating liquid in an evaporation pond is provided. The system includes a body having a bottom portion configured to be situated inside the liquid in the pond and an upper portion extending upward outside the liquid; at least one conveyor mounted on said body and including an evaporation surface, the conveyor is configured to move the evaporation surface along a rotary path extending between the bottom portion and the upper portion; wherein the evaporation surface includes a mesh having a plurality of pores each of which configured to entrap a droplet of liquid; and wherein the conveyor is configured to continuously rotate the evaporation surface along the rotary path, between the bottom portion in which pores entrap droplets of liquid from the evaporation pond and the upper portion such that the droplets evaporate when traveling along the rotary path.

The application discloses a kind of desert concentrated salt water solar salt local climate improvement system, belong to ecological engineering and the cross technical field of climate improvement.System includes the large-area solar salt evaporation pond group arranged in inland desert area, the wind tunnel acceleration evaporation distribution arranged along prevailing wind direction, and the ecological gain area of downwind direction.The present application utilizes the super-high evaporation capacity of inland desert area, and the large amount of water vapor generated during the solar salt process is transported to the downwind desert area through the wind tunnel acceleration distribution, continuously increases the local atmospheric water content and air relative humidity, triggers local rainfall increment, so that the annual precipitation of downwind area exceeds the survival threshold of desert vegetation, and promotes the natural recovery of native vegetation.At the same time, large-area evaporation water surface absorbs solar radiation heat, combined with vegetation carbon fixation, forms a significant carbon sink effect.

This invention discloses a solar greenhouse salt-making device, specifically relating to the field of salt production technology. It includes an evaporation tank, a translucent top cover, capillary suction blocks, and a fan. The translucent top cover is detachably connected to the evaporation tank and completely covers its opening. An inlet pipe is located at the end of the evaporation tank furthest from the top cover, allowing brine to enter the tank. The capillary suction blocks are placed inside the evaporation tank, with their bottoms submerged in the brine. The capillary action of the blocks causes the brine to move to their top. A ventilation hole is located on the side wall of the evaporation tank near the top cover, situated at the top of the capillary suction blocks. A fan is fixedly installed within the ventilation hole and electrically connected to a wind power generation device. This invention improves brine evaporation efficiency, shortens the salt-making production cycle, and increases economic benefits.

The invention discloses a sea water desalination device based on wave power generation, which comprises a shell, a power generation module and a sea water desalination module, the shell comprises a forecabin, the power generation module and the sea water desalination module are arranged in the forecabin, the power generation module comprises a support, a linear reciprocating mechanism and a generator, the support is connected in the forecabin in a manner of swinging back and forth, and the linear reciprocating mechanism is connected with the generator. The seawater desalination module comprises a distillation component, a pressurizer and a reverse osmosis membrane component, the distillation component is fixedly connected with the support and comprises an evaporation pond and a primary desalination water storage pond, a condensation top plate inclining towards the primary desalination water storage pond is arranged above the evaporation pond, and the reverse osmosis membrane component is arranged above the condensation top plate. A heater is arranged in the evaporation pond, a water outlet of the preliminary desalination water storage pond is connected to a pressurizer through a pipeline, the pressurizer supplies water to the reverse osmosis membrane component for reverse osmosis purification, and the generator provides electric energy for the heater and the pressurizer. The structure is compact, and convenient arrangement and application are facilitated.

The invention relates to a fire simulator and an evaporation rate regulation and control method. The fire simulator comprises an evaporation pond and a steam outlet; the hydraulic assembly is arranged at the bottom of the evaporation pond and comprises a top plate and a hydraulic column connected with the top plate; the porous medium module is arranged in the evaporation pond, a liquid fuel layer is formed between the punching supporting plate and the top plate, and the porous infiltration layer is located on the side, away from the top plate, of the punching supporting plate. The radiation type heater is positioned above the porous infiltration layer; the first temperature sensor is located in the porous medium module; the mass sensor is arranged at the bottom of the outer side of the evaporation pond; the shooting module is located on the outer side of the evaporation pond and detects the liquid level parameter of the porous infiltration layer, and the liquid level parameter is the interval height between an evaporation interface in the porous infiltration layer and the top plate; and the processing module controls the jacking pressure of the hydraulic column and the incident radiation flux of the radiation type heater according to the temperature parameter, the liquid level parameter, the quality parameter and the target evaporation rate until the porous infiltration layer evaporates the liquid fuel according to the target value.

The utility model discloses a treatment device for high sulfate radical wastewater, and relates to the technical field of wastewater treatment. The device comprises a filter tank and an evaporation tank, a separation assembly is arranged in the evaporation tank, and a recovery assembly is further arranged in the filter tank; the partition assembly comprises a plurality of partition plates fixedly connected into the evaporation pond at equal intervals, and a water inlet pipe penetrates through the center of the surface of each partition plate. According to the utility model, the internal space of the evaporation pond is divided into a plurality of layers through the partition plates, and high sulfate radical wastewater is uniformly distributed in each layer of space through the water inlet pipe and the water outlet shell to be evaporated and crystallized, so that the liquid level height of the wastewater is reduced, the evaporation rate of the wastewater is increased, and the problem that the existing evaporation rate is slow is solved; meanwhile, tail gas of the evaporation pond is guided into the recovery pipe through the flow converging device, the tail gas is guided into the filtering pond through the recovery pipe, waste heat is used for preheating the high-sulfate-radical wastewater, and the problem that existing waste heat is not convenient to recover is solved.

This disclosure relates to a seawater desalination method and corresponding seawater desalination products, belonging to the field of seawater desalination technology. The seawater desalination method includes: real-time acquisition of environmental parameters of a hot water storage tank used for heating stored seawater, the temperature of a phase change thermal storage temperature control layer corresponding to the phase change thermal storage temperature control layer disposed on the outside of the hot water storage tank, and the outlet temperature corresponding to the outlet of the hot water storage tank; determining the heating mode of the hot water storage tank based on the environmental parameters, the temperature of the thermal storage temperature control layer, and the outlet temperature; in the heating mode, obtaining air-condensed freshwater using a membrane humidifier connected to the outlet and a condenser connected to the membrane humidifier; and transporting the seawater discharged from the membrane humidifier to an evaporation tank to obtain seawater condensed freshwater. Embodiments of this disclosure can achieve seawater desalination.

The invention belongs to standard test gas generation devices, and particularly relates to a stable-airflow multi-volatile organic compound standard gas generation device and method.The device comprises a plurality of horizontal-flow type evaporation ponds which are connected in parallel, and evaporation pond bodies in the horizontal-flow type evaporation ponds are of continuous U-shaped groove structures; comprising an organic matter liquid tank and a continuous airflow channel, a water / oil bath heater is used for generating VOC gas saturated steam, the concentration of the volatile organic compound saturated steam is controlled in a water / oil bath temperature control mode, and volatile organic compound gas to be diluted with controllable concentration, temperature and flow is finally formed through conveying of the continuous airflow channel; synthetic air conveyed by the synthetic air supply device and a plurality of to-be-diluted volatile organic compound gases enter the gas collecting row and are discharged through the discharge pipeline, and a mass flow controller, a temperature sensor and the like are arranged in the process to control the dilution ratio, the carrier gas flow and the gas flow temperature of the plurality of VOC gases.

The application discloses a method for removing alkali metal elements from high-alkali coal, which comprises the following steps: 1) obtaining coarse crushing particles by coarsely crushing the high-alkali coal; 2) obtaining a swelling slurry by mixing and stirring the coarse crushing particles with a swelling agent and a promoter; 3) obtaining a grinding slurry by mixing and grinding the swelling slurry with water and a grinding aid; and 4) obtaining low-alkali coal and waste liquid by performing solid-liquid separation on the grinding slurry. 5) passing the waste liquid into a solar evaporation pond to obtain alkali metal salt and circulating liquid. The application can achieve the effect of deep alkali removal, and the coal obtained after alkali removal by the method of the application has an alkali metal content lower than 0.5% and meets the requirements of MT / T1074-2008.

The efficient, stable and compact hot water flash evaporator comprises a shell, and the lower end of a first hot water inlet pipe penetrating through the top wall of the shell is fixedly connected with a liquid distribution pipe; the liquid distribution pipe is connected with a hot water spray head, and a deflection baffle is arranged at the part, close to the right side wall, of the shell; a foam catching net is arranged between the deflection baffle and the right side wall of the shell; a steam outlet is formed above the foam catching net; a superheated water eliminating pipe orifice is formed in the right side wall of the shell below the foam catching net in a penetrating manner, and a superheated water eliminating spray head is arranged at the left end of the superheated water eliminating pipe orifice; a first hot water outlet pipe is arranged at the bottom of the shell; a heat exchange plate pile is arranged in the shell and below the liquid distribution pipe; according to the flash evaporator, hot water entering the flash evaporation space is subjected to spraying flash evaporation, inter-plate liquid film evaporation and pool water flash evaporation in sequence, the retention time of the hot water in the flash evaporation space is prolonged, and the flash evaporator has the advantages of being efficient, capable of saving energy, stable in operation, compact in structure size and the like.

The utility model provides an evaporation pond structure, aims to solve the problem that an impermeable membrane material on a slope surface of a pond body is easy to tear, improves the impermeability of an evaporation pond, and relates to the technical field of evaporation ponds. The evaporation pond structure comprises an evaporation pond body, a first anti-seepage membrane material layer is laid in the evaporation pond body, the upper end of the first anti-seepage membrane material layer is fixed to a cofferdam of the evaporation pond body, and the slope of the inner wall of the cofferdam is arranged in the gradient direction of the slope. The first impermeable membrane material layer is provided with at least one first arch slope structure which is sunken towards the interior of the slope surface and extends in the transverse direction of the slope surface, a groove formed by the inner side of the first arch slope structure in a sunken mode is a cavity, and an upper protection layer is laid on the first impermeable membrane material layer. According to the utility model, the possibility of environmental pollution caused by leakage of the evaporation pond can be reduced.

The invention provides a membrane separation-induced crystallization-evaporation pond integration-based high-salt mine water resource chemical treatment method, which comprises the following steps: pretreating high-salt mine water, and sequentially carrying out first-stage and second-stage reverse osmosis membrane separation for desalination and concentration; secondary reverse osmosis concentrated water enters a nanofiltration system to realize selective separation of divalent ions; carrying out induced crystallization on the nanofiltration concentrated water to remove calcium ions and recover a calcium sulfate byproduct; after crystallization, effluent is further concentrated through three-stage reverse osmosis, concentrated water finally enters a multi-stage evaporation pond, and mirabilite and sodium chloride are separated out through temperature control grading. Through collaborative integration of multi-stage membrane separation and induced crystallization, efficient desalination, deep concentration and scaling control of high-salt mine well water are achieved, the system water recovery rate is larger than or equal to 90%, meanwhile, synchronous recovery of water resources and multiple salt resources is achieved, and the system has the advantages of being low in treatment cost, small in occupied area, high in recycling degree and free of emission.

The application relates to the field of salt crystallization, in particular to a novel seawater evaporation crystallization device and method, which comprises a first evaporation pool, a first purification halogen preservation pool, a second evaporation pool, a second purification halogen preservation pool, a low-concentration salt water pool and a crystallization pool arranged in sequence, the first purification halogen preservation pool and the second purification halogen preservation pool are connected with an aeration device, and the aeration device continuously supplies air into the first purification halogen preservation pool and the second purification halogen preservation pool; the novel seawater evaporation crystallization device and method can improve the production efficiency of sea salt and improve the quality of sea salt.

This invention provides an evaporation tank for wastewater treatment and a method for preparing lithium carbonate, relating to the field of wastewater treatment technology. An evaporation tank for wastewater treatment includes: a tank body, on which an injection pipe and a discharge pipe are respectively provided, and a heat-absorbing evaporation plate is fixedly installed inside the tank body; a condenser hood, the bottom of which covers the top of the tank body, the condenser hood having through holes, and a drainage groove fixedly installed inside the condenser hood. A method for preparing lithium carbonate includes the following steps: Step S1, introducing raw brine into the evaporation tank for wastewater treatment, where the evaporation tank evaporates and concentrates the brine to obtain concentrated brine. The heat-absorbing evaporation plate and the heat exchange pipe not only improve the efficiency of wastewater evaporation but also improve the condensation efficiency of water vapor on the inner wall of the condenser hood after evaporation. The condensed water can be recycled into a water circulation tank, realizing the recycling of water resources.

The invention discloses a high-concentration salt wastewater evaporation pond identification and supervision method based on hyperspectral remote sensing. The method specifically comprises the following steps: acquiring hyperspectral remote sensing image data of a target area; a2, preprocessing the hyperspectral remote sensing image data to eliminate atmospheric and topographic influences, utilizing hyperspectral data with hundreds of continuous wavebands to finely capture unique spectral characteristics of the high-concentration salt wastewater, effectively distinguishing the high-concentration salt wastewater from common water, soil and other ground features, greatly improving the accuracy and reliability of evaporation pond identification, and improving the identification accuracy and reliability of the evaporation pond. The method is advantaged in that misjudgment and missed judgment are reduced, through automatic comparison and analysis of multi-temporal data, abnormal changes of the evaporation pond in area, shape or spectral characteristics can be timely discovered, an early warning mechanism is automatically triggered based on a preset threshold value, crossing from static identification to dynamic supervision and from post-event disposal to pre-event early warning is realized, and the method is advantaged in that the early warning efficiency is improved. And the response speed and initiative of environment supervision are greatly improved.

The embodiment of the invention provides a method, device and equipment for determining the net evaporation area of an evaporation pond and a storage medium, and relates to the technical field of wastewater treatment. The evaporation pond is provided with a rainwater control device, the rainwater control device is used for shielding the evaporation pond to prevent rainwater from entering the evaporation pond when the rainwater control device is in an open state, and the method comprises the steps that a precipitation reduction coefficient is determined according to the structure of the rainwater control device; wherein the precipitation reduction coefficient is inversely proportional to the shielding effect of the rainwater control device on the rainwater; determining the net evaporation area of the evaporation pond according to the preset area parameter and the precipitation reduction coefficient of the evaporation pond; wherein the preset area parameters comprise the annual total inflow amount, the annual average evaporation amount and the annual average precipitation amount which are planned to be discharged into the evaporation pond and a preset evaporation reduction coefficient, and the net evaporation area of the evaporation pond is used for design of the evaporation pond. The method is used for achieving the effects of reducing the influence of the real rainfall on the net evaporation area of the evaporation pond, improving the design rationality of the evaporation pond and the like.

This invention belongs to the field of environmental protection equipment technology, specifically a mobile evaporation tank for radioactive wastewater. It includes a water tank with a greenhouse cover fixedly installed on top and an internal circulation device inside. This mobile evaporation tank for radioactive wastewater achieves sealed control, unaffected by external environmental factors. Simultaneously, it employs a forced gas-liquid convection device, effectively increasing the evaporation temperature, reducing air humidity, and accelerating the evaporation process. Furthermore, it utilizes membrane technology, leveraging the membrane's vast surface area to increase the evaporation surface area several times over, thus increasing the treatment capacity by tens of times compared to traditional evaporation tanks. Unaffected by the application area, it becomes a universally applicable and highly efficient tool for treating radionuclide wastewater, with extremely broad application potential in the decommissioning of old evaporation tanks, the construction of new evaporation tanks, and the treatment of nuclear industry wastewater discharges in different regions.

The utility model discloses an indoor evaporation test device which comprises an evaporation pond, a communicating vessel mechanism, a water level probe, a water inlet pipe, a water outlet pipe, an overflow pipe, a water injection control system, a flow meter and the like. The evaporation pond is a container with the completely-open upper end, a water level probe is arranged on the outer side face of the evaporation pond and connected with an inner cavity of the evaporation pond through a communicating vessel mechanism, and it is guaranteed that the water level of the evaporation pond and the measurement result of the water level probe keep synchronous. The water inlet pipe is provided with an overflow pipe and a water inlet valve, the water injection rate is controlled through the water inlet valve, and the water level is within a set range. According to the indoor evaporation test device, the water level and the water inflow are automatically adjusted through the intelligent control system, a stable experimental environment is provided, the accuracy, repeatability and reliability of evaporation capacity measurement are effectively improved, and the indoor evaporation test device is widely applied to the fields of water resource management, climate change research and the like.

The present application relates to a kind of high-efficiency stereoscopic evaporation system and its design method, high-efficiency stereoscopic evaporation system includes evaporation pond, stereoscopic evaporation tower and waste water pipeline, stereoscopic evaporation tower includes pedestal, column, evaporation surface support and evaporation film, the lower part of two columns is connected with pedestal, multiple groups of evaporation surface support are arranged in upper and lower between two columns, evaporation surface support is inclined to set, the outside free end of evaporation surface support is higher than inside connecting end, recessed overflow port is equipped on the side edge of the outside free end of evaporation surface support, upward extending barrier structure is equipped on the inclined edge of the both sides of evaporation surface support, evaporation film is laid on each group of evaporation surface support.The present application will have multiple evaporation surface stereoscopic evaporation tower in evaporation pond carry out series arrangement, arrange into evaporation tower matrix, with evaporation pond together, construct stereoscopic evaporation acceleration system, the system can multiply increase the effective evaporation area of evaporation pond, realize the great promotion of evaporation pond overall evaporation efficiency.

The utility model relates to industrial wastewater discharge technical field especially a kind of modular evaporation equipment for industrial wastewater discharge, including evaporation pond and support base, the evaporation pond fixed mounting is above support base, the top of evaporation pond is equipped with module type evaporation top cover structure, the inside upper portion of evaporation pond is equipped with movable heating equipment.This modular evaporation equipment for industrial wastewater discharge, top cover area is greater than the top size of evaporation pond, so top cover can be buckled in the upper portion of evaporation pond and complete assembly with evaporation pond, using bolt tightening to complete the installation of bonding block and evaporation pond, peripheral cavity and inner side exhaust cavity are stainless steel sheet welded in the upper portion of top cover and fixed, whole top cover and evaporation pond are separately arranged, can be separated into two separate modular main bodies with evaporation pond, can use the top of other evaporation pond directly installed with top cover and upper internal structure, more applicable scope.

A method of extracting water-soluble minerals from an arid location includes identifying or establishing a channel of flowing water at the arid location, and installing a mat containing seeds, and / or seedlings, and a super absorbent polymer (SAP). A perforated, transparent cover sheet is placed on or above the mat. Water is applied to the SAP, such that both edible and dam-constructing vegetation grows and matures from the mat. Beavers are introduced into the arid location, which eat the edible vegetation and use the dam-constructing vegetation to construct a dam that blocks the channel, thereby flooding a region proximate the channel. After the flood water has dissolved the minerals in the flooded region, it is drained and processed to extract the minerals. The drained water can be remotely processed, or directed to an evaporation pond, where the minerals remain while the water is evaporated, recaptured, and reintroduced into the channel.

Methods for extracting lithium from brines may include evaporating at least a portion of a brine using a number of one or more solar evaporation ponds to form a first slurry. A first solid may be separated from the first slurry and combined with an amount of a first precipitation additive to form a second slurry. A first liquid may be separated from the second slurry and at least a portion of the first liquid may be evaporated in a solar evaporation pond to form a third slurry. A second liquid may be separated from the third slurry and combined with an amount of a second precipitation additive to form a fourth slurry. A second solid may be separated from the fourth slurry and rehydrated, forming a fifth slurry. About 90 wt % or more of a salt in a solid product separated from the fifth slurry may be lithium carbonate.

Seawater desalination or deionization of water by sunlight, characterized in that the seawater desalination plant comprises an evaporation basin with seawater, the bottom of which is lined with a black (e.g. pond) absorber foil.

A method of extracting water-soluble minerals from an arid location includes identifying or establishing a channel of flowing water at the arid location, and installing a mat containing seeds, and / or seedlings, and a super absorbent polymer (SAP). A perforated, transparent cover sheet is placed on or above the mat. Water is applied to the SAP, such that both edible and dam-constructing vegetation grows and matures from the mat. Beavers are introduced into the arid location, which eat the edible vegetation and use the dam-constructing vegetation to construct a dam that blocks the channel, thereby flooding a region proximate the channel. After the flood water has dissolved the minerals in the flooded region, it is drained and processed to extract the minerals. The drained water can be remotely processed, or directed to an evaporation pond, where the minerals remain while the water is evaporated, recaptured, and reintroduced into the channel.

The present application relates to the technical field of highway drainage facilities, and discloses a ditch type evaporation pond and a construction method, which comprises a ditch, the ditch is widened on the side away from the roadbed to form a ditch type evaporation pond, grass planting bricks are laid on the inner bottom surface of the ditch type evaporation pond and the side away from the roadbed, the grass planting bricks are provided with holes to enhance the underwater infiltration capacity, a check dam is arranged in the ditch type evaporation pond at intervals along the length direction at a certain distance, and inspection steps are arranged on the water inlet side of the check dam; the original ditch is modified, the side slope of the ditch away from the roadbed is excavated, the original ditch is widened, the ditch is fully utilized, and compared with separately arranging an evaporation pond, the newly added land occupation is reduced; the original ditch position can be directly modified, the land occupation line of the ditch type evaporation pond is linear, continuous and smooth, has little influence on local land planning, has a wide application range, and can be used in the setting of the ditch road section regardless of the terrain.

The invention provides a salt lake self-flow air pressure water diversion system and method. The water diversion system comprises a self-flowing pipe, a water collecting well, an air pump, a water storage well and a control system, the top face of the water collecting well is lower than the water surface of the salt lake, one end of the self-flowing pipe is immersed in the salt lake, the other end of the self-flowing pipe turns over the embankment of the salt lake and extends into the water collecting well, and the water inlet end, located in the salt lake, of the self-flowing pipe is higher than the water outlet end located in the water collecting well. An electric cut-off valve is arranged on an inlet of the self-flowing pipe; the air pump is used for injecting high-pressure gas into the water-collecting well or extracting gas from the water-collecting well; the bottom surface of the water storage well is higher than the water surface of the salt drying pond, the water collecting well is communicated with the top of the water storage well through a water guide pipe, a water conveying pipe leading to the salt drying pond is arranged at the bottom of the water storage well, and an outlet electric water stop valve is arranged on the water guide pipe. Brine is extracted according to the low-liquid-level water self-flowing principle and the high-pressure air water pressing principle, a water pump is not used for pumping, pump blades are prevented from making contact with brine crystals, then pump faults are reduced, the water pumping cost is reduced, and the water pumping efficiency is improved.