82results about How to "Stable water volume" patented technology

The present invention relates to an immersion hollow fibrous membrane separating device and the operation method thereof. The device comprises a membrane filtration system, a water producing system and a cleaning system which are connected by the tubes and a control system which is connected by a circuit, the present invention is characterized in that the membrane filtration system takes an immersion type, adopting a column external pressure hollow fibrous membrane component, a plurality of holes are arranged at the casing, the device is directly and vertically arranged in the processed water body; the water producing system comprises a pressure gauge, an automatic intake valve, a water producing pump, a flow meter and an automatic discharge valve which are sequentially connected with a water producing opening of the membrane module; the cleaning system comprises a backflushing system, a gas vacuole scrubbing system and a chemical cleaning system, the gas vacuole scrubbing system comprises a flow meter, an air inlet valve, an air adjusting valve, a filtrating pressure reducing valve, an air receiver and an air compressed valve which are sequentially connected with the backflushing air intake of the membrane module. The operation method includes a plurality of cyclic processes as follows: 1. an operating state, a backflushing state, a gas vacuole scrubbing state and a pollution discharge state; 2. the operating state, the backflushing and gas vacuole scrubbing state, an gas vacuole scrubbing state and the pollution discharge state; 3. the operating state, a chemical backflushing state, the gas vacuole scrubbing state and the pollution discharge state.

A floating solar array made of a closed loop of flexible high density polyethylene pipes with elbows, T fittings and couplings. An anti-lift membrane fills with water and mitigates the wind forces. The array can have a stabilizing skirt going downwardly from the border of the array, especially when it is used offshore in the sea. A vertical axis tracking system with windlasses, two anchoring points and four mooring lines allows all the solar panels to face the sun throughout the day. For small lakes or mine tailing, the two anchor points will be onshore, on a concrete foundation. Winches to wind and unwind the mooring lines are located at the anchor point or on the solar array. For larger water areas, or offshore applications in the sea water, the anchor points are under water; using typically a concrete block or a suction pile solution for each anchor.

The invention requests to protect a drainage system used in cities, towns and communities, which is formed by connecting at least a co-line divided-flow dual-layer drainage pipe and channel or a common drainage pipe and channel with a rainwater-sewage compound dual-layer manhole. An intercepting rainwater-sewage compound dual-layer drainage manhole can be arranged on the drainage system accordingto the requirement so as to realize that the initial surface runoff is intercepted into a sewage pipe and channel and is delivered to a sewage treatment plant to be treated, and a non-intercepting rainwater-sewage compound dual-layer drainage manhole can be arranged according to the requirements of direction change, gradient change, connector change, pipe and channel intersection, examination andrepair of linear pipes and channels every certain distance and other special purposes. The drainage system can realize individual delivery and drainage of the rainwater and sewage by layers on the same pipeline and has the characteristics of simple pipelines, few manholes, low investment, operation and maintenance cost, capability of reducing the pollution effects of first rain runoff in an economic and effective manner, and no rainwater-sewage interflow and overflow water pollution, etc.

The invention discloses a tailing pond model test simulation system. The tailing pond model test simulation system comprises a water supply system, a terrain simulation system, a measuring system and a water and sand recovery system. The water supply system is communicated with the upstream of the terrain simulation system through a water conveying pipeline. The downstream of the terrain simulation system is communicated with the water and sand recovery system through a mortar channel. The water and sand recovery system is provided with a sand filter device and a water return port. The measuring system is used for measuring parameters of dam-break debris flow in the terrain simulation system. The terrain simulation system comprises a terrain simulation support. A rib mesh layer, a felt layer and a waterproof layer are installed at the top end of the terrain simulation support in sequence from bottom to top. The terrain simulation support comprises a plurality of adjustable supporting bases. The lower portions of every two adjacent adjustable supporting bases are connected through a cross beam. The rib mesh is installed at the top ends of the adjustable supporting bases. The tailing pond model test simulation system solves the problems that the terrain manufacturing process is complex and water and sand are difficult to recover during tests, the model test efficiency is improved, and the test system can be recycled.

The invention relates to a rapid manual land infiltration treatment system and a method for purifying river water by applying the same. The treatment system consists of a water inlet pump, a regulating tank, a flow meter, an infiltration tank, a water collecting tank, a water distribution pipe entering the infiltration tank, and a water collecting pipe flowing out of the infiltration tank. Natural sand and at least one of zeolite and lava are used as a filling of the infiltration tank. When in operation, the infiltration tank is biologically domesticated and cultured by means of natural biofilm culturing in advance, is alternatively water-flooded for 12 to 72 hours, and are dried for 12 to 72 hours in 20 to 80 days in total of domestication; river sewage enters the regulating tank after being pumped by the water inlet pump, and are settled for 0.5 to 5 hours in the regulating tank; the settled sewage is distributed by the water distribution pipe and freely flows into the infiltration tank; after the settled sewage is water-flooded for 12 to 72 hours and dried for 12 to 72 hours, the infiltration solution is collected by the water collecting pipe and is then discharged into a river.

The invention relates to an energy-storage manual seawater desalting device that drives energy-storage continuous over current through manual power and is processed through inverse penetration, comprising an energy storage mechanism connected with a manual mechanism, and an inverse penetration unit connected with the energy storage mechanism through a water inlet valve, wherein a water holding bin with a water inlet is connected with a first one-way valve at one side of a first piston cavity, and a high pressure energy storage water bin of the energy storage mechanism is connected with a second one-way valve at the other side of the first piston cavity. The energy storage mechanism comprises a second piston cavity having an opening in the same direction of the water inlet valve, an energy storage piston installed at the opening end of the second piston cavity, and an energy storage medium installed between the energy storage piston and the bottom of the second piston cavity. The inverse penetration unit comprises a housing, a rotary water pipe arranged in the housing and respectively connected with the water inlet valve and a condensed water discharging valve, a inverse penetration film connected with the rotary water pipe in series, a water generating opening and a condensed water discharging valve respectively arranged at the tail end of the rotary water pipe.

The membrane filter apparatus includes a water inlet system, a membrane filter system, a water producing system, an aeration system and a control system. The membrane filter system includes membrane filter tank and inside immersed modules, which has gas inlet pipe connected via the aeration system to the control system, water outlet port connected to the water producing system via valve and pressure meter and 2-10 membrane assemblies comprising curtain type membrane and connected to the aeration system via pipeline. The aeration system includes blower, gas flow meter, aeration regulating valve and aeration pipe connected successively via pipes and connected to the control system. The control system has PLC controller and corresponding software. The membrane filter apparatus is used in pre-treatment of sea water and the unique aeration mode results in raised antifouling capacity and long service life of the membrane and stable water output quality and amount.

The invention relates to a continuous sand filtration apparatus. The apparatus comprises a cylindrical shell and a sand filtration device, wherein the cylindrical shell has a tapered bottom, and the sand filtration device which is arranged in the cylindrical shell comprises: a sand bed which is positioned in the cylindrical shell and is formed by filtration sand; a clean water outlet weir which is arranged on the upper part of the cylindrical shell; a raw water distributing director which is arranged on the lower part of the sand bed and is connected with a raw water inlet tube; a sand settling cylinder which is arranged on the upper end of the cylindrical shell and has no bottom, wherein the side surface of the sand settling cylinder is provided with a water outlet which is connected with a first sewage outlet tube; a floatation supporting plate which is arranged under the sand settling cylinder; an air lifting tube which is arranged on the bottom of the cylindrical shell and traverses the raw water distributing director to enter the sand settling cylinder; an air inlet tube which is positioned on the tapered bottom of the cylindrical shell and is inserted into the air lifting tube; and a water filtering channel which is connected with the upper end of the air lifting tube, wherein the lower end of the water filtering channel is connected to the inside of the sand settling cylinder through a sand guiding tube. The apparatus of the invention has the advantages of no need of backwashing, stable outlet water quality, stable water volume, realization of controlling pipelines by control valves, simple structure, easy operation, and strong adaptability.

The invention discloses a rough filtration type floating pontoon water taking device. The device comprises a floating pontoon arranged in a reservoir, a water inlet is formed in the side face of a cabin of the floating pontoon, a filtering device is arranged in the position, in the water inlet, of the cabin, and water purified by the filtering device enters a closed water collecting bin arranged on one side of the filtering device; the water inlet is formed in the side face of the cabin, when the filtering device is not opened, water in the reservoir enters the water collecting bin through the water inlet and a water door arranged on the water collecting bin, and the water entering the water collecting bin is drained out through a water outlet pipe arranged in the water collecting bin; a first hydraulic power propeller is arranged at the bottom of the floating pontoon, and the direction of water flow propelled by the first hydraulic power propeller intersects with the direction of water flow entering the filtering device; a back flush water pipe is arranged in the water collecting bin and connected with the filtering device. Siphon-type water outflow is applied in the rough filtration type floating pontoon water taking device, water is pressed into the back flush water pipe through liquid level difference in the back flush process, then back flush is performed, energy consumption is reduced, and the rough filtration type floating pontoon water taking device has the advantages of being easy to run, capable of saving land, convenient to disassemble and maintain and the like.

A method is provided for producing fresh water, the method including feeding raw water to a semipermeable membrane to obtain fresh water, in which water having a solute concentration different from that of the raw water is fed and mixed with the raw water according to changes of a flow rate of fresh water of the semipermeable membrane unit and/or operating pressure of the semipermeable membrane unit.

The present invention discloses a construction method adapting backwash devices in water purification floor filtrated layer, it includes water purification floor which is equipped with backwash pipeline, macrostoma sunk wells which are installed along clear-water reservoir and rectangular seep ditches which are installed separately, the macrostoma sunk wells and the rectangular seep ditches are equipped with rectangular belling intake channel separately and are laid and extended towards upstream and downstream of rivers, its upper half pipe wall is also equipped with washing holes and eyelets. It also includes the following steps: (1) digging the filtrated layer in the outer washing zone of water purification floor or back-filling to the design depth;(2) laying the backwash pipes on the bottom of the filtrated layer; (3) filling sand cobble of washing holes and eyelets which size is bigger than upper half pipe wall on the outside of upper half pipe wall to forming surface filtrated layer; (4) casting concrete antiscour pillar on the backwash pipelines on site;(5) covering or filling original filtrated layer flat with river bed. The construction method in the invention can recover or renew the water purification floor filtrated layer in a short time, reduce project investment and water control cost significantly, and can stabilize the water yield of water purification floor in a long term and improve water supply quality.

The temperature controlled valve core includes one middle casing with the first water inlet channel and the second water inlet channel; one water outlet casing with water outlet channel connected to one end of the middle casing and one pressing casing connected to the other end of the middle casing. Inside the middle casing, there are a valve core as an axially limited hollow cylinder, two first grooves and two second grooves on the outer surface of the valve core and in the positions near the first water inlet channel and the second water inlet channel separately; the first axially positioned elastic ring and the second elastic ring separately in the first grooves and two second grooves, and one sealing ring set between the first grooves and the second grooves. The first water inlet channel is communicated with the water outlet channel through the first grooves, and the second water inlet channel through the second grooves. The present invention has precise temperature setting, stable temperature stabilizing effect and high reliability.

The invention discloses a turntable filter which comprises a main framework, a core filtering system filtering net, a driving system, a backwash system and an automatic control system, wherein the main framework consists of a shell, a central water inlet pipe, a roller, a toothed gear, a rotating bearing, a central drum and a sealing piece; the driving system comprises a driving motor, a driving gear and a roller supporting wheel; and the backwash system comprises a reverse cleaning pump, a backwash sprayer, a flushing water pipe, a nozzle system, a sewage collecting groove and a blow-off line. Compared with the traditional process, the turntable filter has the advantages that the civil engineering such as a blowing room, a lifting pump room, a chlorination room, a clean-water reservoir and a settling pond are saved, the occupied area is small, and the occupied area of 10000-tonnage water is 15 square meters only and is only 1/7 to 1/6 of the area occupied by the traditional process, so that the maintenance and repair of the equipment are simple and convenient, the operating automation degree is quite high, special care is not required, and the labor intensity of workers and the maintenance cost are greatly reduced.

The invention relates to a water and air mutual pressing box and a water lifting system comprising the same. The water and air mutual pressing box which is reliable in work and high in work quality and capable of lifting water through air pressure or positive and negative compressed air produced by water pressure is provided, and the lifting system comprising the water and air mutual pressing box is provided. The water and air mutual pressing box comprises a box body, an air inlet pipe, an air outlet pipe, a water inlet pipe and a water outlet pipe. The air inlet pipe, the air outlet pipe, the water inlet pipe and the water outlet pipe communicate with the box body. In the air inlet pipe, the air outlet pipe, the water inlet pipe and the water outlet pipe, some are connected with valves in series, some are connected with check valves in series and a few of the pipes are not connected with any valves in series. A floater is installed in the box body and matched with the valves. The box body is provided with a control mechanism which is matched with the floater. The floater is directly matched with the valves. The water and air mutual pressing box can form the water lifting system through water power and can lift water in the low position to the high position to be used through flowing water kinetic energy of a water source with height differences. The water and air mutual pressing box and the water lifting system comprising the water and air mutual pressing box are free of electricity, oil and rotation and capable of ceaselessly bringing benefits to people day and night.

The invention discloses a damper and a water purifier with the same. The damper comprises a shell, a damping block is arranged in the shell in the water flowing direction, and an elastic piece is connected with the end, close to a water outlet, of the damping block. The damping block moves between a first position and a second position under the common effect of pressure of water and elastic force of the elastic piece. In the process that the damping block moves to the second position from the first position, the water discharging amount in the water outlet in the upper portion of the shell is reduced evenly. The water purifier is provided with the damper. When the flow of water entering the damper from a booster pump fluctuates, the damping block in the damper moves vertically in the water flowing direction under the effect of water pressure and the spring, the gap between the damping block and a transition section of the shell changes, and therefore it is ensured that the water outlet amount of the water outlet of the damper is kept stable, vibration of the water purifier in the use process is reduced to a certain extent, the use noise is lowered, and user satisfaction is improved.

The invention discloses a precipitation adsorption purification device for treatment of dye wastewater. The device comprises a tank body, an annular water distributing pipe, a slow flow filtration structure, an adsorption purification structure, a water drainage pipe, an upper support plate, a second-stage precipitation chamber check valve, a state transition mechanism, a state transition conduit,a lower support plate, a first-stage precipitation chamber check valve, a lower support plate connection plate, an upper sealing gasket and a lower sealing gasket. Through the device, two stages of precipitation and two stages of filtration can be achieved, the two stages of precipitation can be achieved through a first-stage precipitation chamber and a second-stage precipitation chamber, and thetwo stages of filtration can be achieved through an intermediate layer of the slow flow filtration structure and upper-layer filler and middle-layer filler of the adsorption purification structure; solid particles in the dye wastewater can be removed sufficiently through precipitation and filtration in advance, so that the adsorption life and adsorption effect of the lower-layer filler are ensured; the device has a purifying function and a back-washing function, transition of the two functions can be achieved only through adjustment of the state transition conduit and the state transition mechanism, and the operation is simple.

The invention discloses an efficient water suction and drainage device for slope rock soil. The efficient water suction and drainage device comprises a rock soil slope, wherein a main drainage channel and a slope drainage channel are formed in the inclined side of the rock soil slope; a plurality of slope water inlet pipes are arranged at the bottom end of the slope drainage channel; the ends, away from the slope drainage channel, of the slope water inlet pipes communicate with a water storage cavity; a plurality of water suction systems are fixedly arranged on the side, away from the slope water inlet pipes, in the water storage cavity; and a plurality of water storage plug systems are connected to the bottom end in the water storage cavity. According to the efficient water suction and drainage device, the slope drainage channel is formed in the middle of the slope so that erosion of rainwater scouring to the slope soil can be reduced, meanwhile, water in the rock soil enters the water suction systems through water suction and drainage materials, capillary channels have the capillary suction force effect, the water in the rock soil can be actively sucked into capillary cavities through the water suction and drainage materials and then is drained into the water storage cavity, a siphon, the water storage plug systems and a water outlet plug system can guarantee the stability of the water amount in the water storage cavity, and soil loss cannot be caused while supply of water of vegetation on the surface of the soil is guaranteed.