Method adiabatic desalination

FIELD: chemistry.

SUBSTANCE: evaporation of water is carried out by affecting the salt water with a stream of air to form a vapor-air mixture. Then, the condensation of water vapor-air mixture. Salt water is fed into the upper portion of the vertically extending porous hydrophilic membrane. The effect of the flow of air on saline water is carried out by passing air through the membrane in the transverse direction.

EFFECT: increased efficiency and quality of water desalination.

 



 

Same patents:

FIELD: engines and pumps.

SUBSTANCE: proposed system comprises pump station with drive motor (1), rotary pump (2) and jet pump (3), suction manifold (6) and pressure manifold (7) with gate valves, pipes and check valve (8). Pipe (12) with gates (10) communicates suction manifold (6) and jet pump (3). Pipe (13) with gates (11) communicates suction manifold (7) and jet pump (3). Pipe (14) serves to force water into pool. Suction manifold (6) is equipped with screen filter (9) and secured by vertical props (16) at pool bottom. Jet pump (3) is arranged to develop rarefaction in suction manifold (6).

EFFECT: higher efficiency, ruled out flooding of pump station water freezing in suction manifold.

2 dwg

FIELD: process engineering.

SUBSTANCE: invention relates to water supply and can be used as a standby water supply from surface of underground sources. Mobile modular station consists of separate modules and is equipped with transportable mobile units. The latter comprises water intake unit (1), drill rig (3), water treatment unit (4), clean water tank (5), pump unit (6) to feed water to consumers, power supply (7), pipe unit with collapsible pipes. The latter include pipes and fittings (9) for feed water from water intake (1) of drill rig (3) arranged at water supply source (2) to water treatment unit (4). Pipes, fitting (10) and auxiliary feed water from pump station (6) to consumers (11). To add to mobility, said units are mounted at railway platforms and cars.

EFFECT: reliable and continuous water supply.

2 dwg

FIELD: construction.

SUBSTANCE: water-intake tubular well comprises a perforated pipe in soil. The pipe is installed with perforation at the section of a water-bearing horizon and is connected with an upper end with a suction channel of a vacuum pump. The vacuum pump is a water-ring pump, and its injection channel is connected with an injection pipeline. The pipeline comprises a vertical section and is aligned into a reservoir to collect water lifted from the well. The water-lifting pipe of the water-intake tubular well is equipped with a central tube reaching into atmosphere and with a lower perforated end lowered into water in the well. Perforation is arranged along the tube generatrix with increased diameter of holes in the top-down direction. The perforated section of the water-supply tube is located approximately at the static level of water in the well.

EFFECT: increased height of water lifting from a water-intake well by means of vacuumising.

1 dwg

FIELD: construction.

SUBSTANCE: water-intake tubular well comprises a perforated casing pipe in soil arranged with its perforated section in a water-bearing layer of rocks, and a water-lifting device in it. At the upper end the casing pipe is equipped with a cover with a collar installed on it, on the cord of which there is a water-lifting pipe suspended. The water-lifting pipe has an injection valve at the lower input and a circular body along the casing pipe diameter with a suction valve and elements of hydraulic seal along the external diameter in the form of circular grooves. To drill a water-intake tubular well, a device is used, which comprises drilling pipes and a cutting drilling bit. The drilling bit is equipped with a container with a valve made of light material, for instance, plastic, to stock damaged rock. Drilling pipes are lighter pipes, for instance, water-gas pipes. On the upper end of drilling pipes there is a transverse lever of rotation. In case of high drilling depth a device is used for lowering and raising operations, including a clamp of drilling pipes and a support for clamp placement. The support is made in the form of a well head with openings of trapezoidal shape on the upper end. The clamp is made of one movable and one fixed halves with a tightening bolt and radial levers laid into openings of the well head.

EFFECT: increased height of water raising from a water-intake tubular well.

4 cl, 5 dwg

FIELD: construction.

SUBSTANCE: device comprises a sharp tip, a filter water receiving pipe, a string of water-lifting pipes, a weight for applying impact loads at a string of filling water-lifting pipes and an element to perceive impact loads. The element is arranged in the form of an adapter in a filling column with a threaded connection of neighbouring pipes. The water-intake well is equipped with a water-jet pump. The inner volume of the water-receiving filtering string is separated from the inner volume of the water-lifting pipe with a rigid water impermeable partition, where a mixing chamber of the water jet pump is arranged.

EFFECT: invention provides for depth of filling of a tubular well for several dozens of metres, water lifting from depth of several dozens of metres.

2 dwg

FIELD: engines and pumps.

SUBSTANCE: water treatment system includes cleaning systems located between pump stations of the first and the second ascension. Outlet of pump station of the first ascension is connected to inlet of coarse filter in the form of drum screens, which is intended to remove mechanical impurities. From coarse filter the water is supplied to vertical mixer connected to the unit representing chemical plant. Liquid flow from vertical mixer is supplied to clarifier with suspended sludge, and then to high-rate filter. In the section between clarifier and high-rate filter there is water fluoridation plant parallel connected to them. Between clean water tank and high-rate filter there is water disinfection plant parallel connected to them. Clean water tank is connected to pump station of the second ascension. Water intake head consists of perforated cone that performs the function of the first cascade of filter element, located perpendicular to axis of supply pipe and oriented with its apex toward the support ground. On the ground the head is installed by means of three support gussets. Frame of water intake head is made in the form of ribs of rectangular parallelepiped to which perforated cone is fixed in its upper and lower part by means of three braces. Connection of water intake head to supply pipe is performed by means of elliptical junction that performs the functions of the second cascade of filter element and consists of pack of filter screens with the requires carrying capacity.

EFFECT: invention allows improving reliability and increasing efficiency of obtaining clean water from a source.

1 dwg

Water intake device // 2437990

FIELD: construction.

SUBSTANCE: water intake device comprises an intake mouth, a submersible pump, an axial vertical monoblock pump, a pipeline, which is made with branching in the form of two vertical wells. In one of the wells a submersible pump is installed, and in the other one - an axial vertical monoblock pump. The intake mouth comprises a perforated cone. The cone performs functions of the first cascade of the filtering element, is arranged perpendicularly to the axis of a supply pipe and is aligned with its top towards the support soil. The intake mouth on the soil is installed by means of three support gussets. The frame of the intake mouth is made in the form of ribs of a rectangular parallelepiped. The perforated cone is fixed to the parallelepiped in its upper part by means of three braces, and in its lower part by means of three braces. Connection of the intake mouth with the supply pipe is done by means of elliptic tie-in. The elliptic tie-in performs functions of the second cascade of the filtering element and consists of a packet of filtering nets with required throughput capacity.

EFFECT: invention makes it possible to increase reliability of the intake mouth and to provide capturing purest water from a spring.

2 dwg

FIELD: construction.

SUBSTANCE: method to accumulate precipitation for accumulation of fresh ground waters at open sands includes separation of area on overgrown unpopulated sands, which provides for getting required amount of water, based on the possibility to accumulate half portion of yearly precipitation. Vegetation is removed by mechanical method, a drainage net is built at the level of ground waters to collect fresh water. To save the area from blowing of sand, a forest belt is planted along its border from local trees and bushes of dense structure.

EFFECT: invention makes it possible to create objects for accumulation of precipitation and for getting fresh water in areas, where is it required for economic activities.

FIELD: construction.

SUBSTANCE: hydraulic structure for intake of subsurface spring water comprises reservoir with charged bottom filter installed in water-bearing bed, and indicator of water level, pump with suction hose to pump subsurface water, reservoir for collection and discharge of spring water communicated with suction hose of pump, system of pipelines. Besides, it is additionally equipped with the second working reservoir, communicated with the first reservoir by means of split-level pipes, and a reserve reservoir communicated with the second working reservoir and installed below level of location of the latter. Besides, suction hose of pump is arranged in the second reservoir equipped with facilities providing for free flow of subsurface water into natural reservoir. At the same time the lowest split-level pipe is located below minimum water level in low water in the first reservoir. Both working and reserve reservoirs are arranged in serial order and are equipped with hydraulic insulation layer of required height arranged around each reservoir.

EFFECT: simplicity and reliability of design, production of cleaner water.

7 cl, 1 dwg

FIELD: heating.

SUBSTANCE: proposed vessel comprises air line with ejector slots, refrigerator and vessel furnished with cover arranged inside refrigerator that represents a number of heat exchangers communicated with air lines, and a set of thermal elements. Thermal element cold junctions are in contact with outer two or more lines of heat exchangers, while hot junctions are in contact with inner liner of heat exchangers isolated by web with slots from said vessel and communicated with air duct and fan. Surfaces of one or several outer lines of heat exchangers arranged along airflow direction have hydrophilic and hydrophobic zones representing nano-structured zones.

EFFECT: higher operating performances and lower power losses.

2 cl, 3 dwg

FIELD: water-supply engineering, primarily for agricultural needs in arid zones.

SUBSTANCE: in accordance to method for operating lens of freshwater floating on zonal salty waters and formed below open sands, across its area at level of zonal salty waters draining network is constructed in form of tubular drain lines with locking devices on outlet. In lower point of draining network water collector in form of tank without bottom is provided. Water of precipitations being filtered is intercepted by drain lines and dropped into water collector. From water collector water is taken for agricultural needs in volume of 50-60% from value of annual precipitations. Appearance of flora is not allowed at section of freshwater lens. In case of influx of salty waters drain lines are temporarily closed.

EFFECT: increased operation debit of water received from fresh lenses, substantial practically unlimited increase of lifetime of water-intake system.

1 cl, 2 dwg

FIELD: environmental geology, particularly for water-supply structures.

SUBSTANCE: method involves digging out trench so that the trench crosses assumed underground water movement from contamination source to water intake; filling the trench with sorption materials; drilling the first well between the trench and water intake; drilling the second well in opposite area with respect to water intake; simultaneously pumping out water from the first and the second wells so that hydrodynamic barrier is created. The hydrodynamic barrier provides clean water supply from water intake. Hydrodynamic barrier position is regulated by clean and contaminated water output ratio change.

EFFECT: prevention of contamination ingress in drinkable water.

FIELD: power engineering, particularly devices adapted to produce heat in any other way except fuel combustion.

SUBSTANCE: heat and water supply well comprises water source, discharge area and heat and water consumer. In the case of well drilling in rock slope the well is slanted. In this case well bottom crosses the rock slope and is flush with day surface. Above heat and water supply well is used as water conduit. Surface water body provided with well drilled near the water body or underground water-bearing zone or zones or surface water body with underground water-bearing zone or zones are used as above water source. Area of well crossing with rock slope, namely with day surface, or area of well crossing with underlying gallery are taken as the water discharge area. Vortex disc-like heat generator is arranged in the well with working submergence thereof. Water head is enough to generate heat. Heat and water consumer is linked to water discharge area through wellhead equipment.

EFFECT: increased economy, possibility to produce heat power in hot water or steam with the use of surface and/or shallow widely spread underground water.

1 cl, 7 dwg

FIELD: construction.

SUBSTANCE: inventions are related to the field of environment protection, in particular to facilities for cleaning and deposition. Lamel for assembly of thin-layer tubular module of precipitation tank is arranged in the form of tray V-shaped in cross section with blunt internal angle with top inverted down. Outside on support sides of panel bottom there are connection elements - stand and shelf of bottom. They create slot for "key-slot" joint. Support sides of bottom change into L-shaped lateral side. Module from lamels assembled in packet is characterised by the fact that lamels are installed in it as mutually parallel with displacement of their longitudinal axes in staggered order with creation of obtuse angle of 140 between lateral sides. Moreover, key of lateral side of one of displaced lamels is located in appropriate slot of another lamel.

EFFECT: increased reliability and durability, and also in simplification of structure assembly into modules.

6 cl, 3 dwg

FIELD: hydraulic engineering construction.

SUBSTANCE: invention refers to building. Arrangement of diversion work consists of pipes, whole volume of which is filled with material projecting on ends of pipes and moistened with water. Notably, lower ends of pipes with projecting material are submerged in underground water, while upper ends are arranged above surface of water in a metallic container, a bottom of which is laid out with water moistened material. Materials in pipes and at the bottom of the container tightly adjoin each other as single mass. Moreover, the metallic container is equipped inside with an inclined metallic sheet with cone lugs equipped with holes in their tops. An inclined metallic band is tightly welded over the sheet. Also the design is provided with a water catcher collecting water running from the inclined metallic sheet; and by means of a water withdrawal pipe the water catcher is connected with a pressure tight water receiver intended to supply water into a water consumer vessel.

EFFECT: simplicity and reliability of arrangement.

4 cl, 1 dwg

FIELD: oil and gas industry.

SUBSTANCE: invention relates to water-economic complex and particularly to methods of recovery of manufacturing and control of condition of water well. Method of discharge recovery of water well includes impact on filter of pulse borehole. Additionally it is implemented integration of acoustic method of filter cleaning with simultaneous and joint with it visual method of ultrasonic control of process of filter cleaning. Additionally in acoustic method of impact on filter it is used frequency range (1-20) kHz, and for investigation of filter frequency (20-30) kHz.

EFFECT: improvement of works, reduction of costs for filter decol, authentic control of colmatage of filter directly in the process of cleaning and reduction of dead time.

3 dwg

FIELD: heating.

SUBSTANCE: proposed vessel comprises air line with ejector slots, refrigerator and vessel furnished with cover arranged inside refrigerator that represents a number of heat exchangers communicated with air lines, and a set of thermal elements. Thermal element cold junctions are in contact with outer two or more lines of heat exchangers, while hot junctions are in contact with inner liner of heat exchangers isolated by web with slots from said vessel and communicated with air duct and fan. Surfaces of one or several outer lines of heat exchangers arranged along airflow direction have hydrophilic and hydrophobic zones representing nano-structured zones.

EFFECT: higher operating performances and lower power losses.

2 cl, 3 dwg

FIELD: construction.

SUBSTANCE: hydraulic structure for intake of subsurface spring water comprises reservoir with charged bottom filter installed in water-bearing bed, and indicator of water level, pump with suction hose to pump subsurface water, reservoir for collection and discharge of spring water communicated with suction hose of pump, system of pipelines. Besides, it is additionally equipped with the second working reservoir, communicated with the first reservoir by means of split-level pipes, and a reserve reservoir communicated with the second working reservoir and installed below level of location of the latter. Besides, suction hose of pump is arranged in the second reservoir equipped with facilities providing for free flow of subsurface water into natural reservoir. At the same time the lowest split-level pipe is located below minimum water level in low water in the first reservoir. Both working and reserve reservoirs are arranged in serial order and are equipped with hydraulic insulation layer of required height arranged around each reservoir.

EFFECT: simplicity and reliability of design, production of cleaner water.

7 cl, 1 dwg

FIELD: construction.

SUBSTANCE: method to accumulate precipitation for accumulation of fresh ground waters at open sands includes separation of area on overgrown unpopulated sands, which provides for getting required amount of water, based on the possibility to accumulate half portion of yearly precipitation. Vegetation is removed by mechanical method, a drainage net is built at the level of ground waters to collect fresh water. To save the area from blowing of sand, a forest belt is planted along its border from local trees and bushes of dense structure.

EFFECT: invention makes it possible to create objects for accumulation of precipitation and for getting fresh water in areas, where is it required for economic activities.

Water intake device // 2437990

FIELD: construction.

SUBSTANCE: water intake device comprises an intake mouth, a submersible pump, an axial vertical monoblock pump, a pipeline, which is made with branching in the form of two vertical wells. In one of the wells a submersible pump is installed, and in the other one - an axial vertical monoblock pump. The intake mouth comprises a perforated cone. The cone performs functions of the first cascade of the filtering element, is arranged perpendicularly to the axis of a supply pipe and is aligned with its top towards the support soil. The intake mouth on the soil is installed by means of three support gussets. The frame of the intake mouth is made in the form of ribs of a rectangular parallelepiped. The perforated cone is fixed to the parallelepiped in its upper part by means of three braces, and in its lower part by means of three braces. Connection of the intake mouth with the supply pipe is done by means of elliptic tie-in. The elliptic tie-in performs functions of the second cascade of the filtering element and consists of a packet of filtering nets with required throughput capacity.

EFFECT: invention makes it possible to increase reliability of the intake mouth and to provide capturing purest water from a spring.

2 dwg

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