231 results about "Greywater" patented technology

Device (10) for supplying grey water (160) from a grey water producer (12) to a grey water consumer (500; 702), wherein the grey water producer (12) has a grey water outlet (14), wherein the device (10) has an inlet (16) which can be connected to the grey water outlet (14) and an outlet (18), characterized in that the device (10) also has, in addition to the outlet (18), a discharge connection (20) for discharging grey water (160) to the grey water consumer (500; 702).

Device (300) for supplying a grey water tank (586) with fresh water from a fresh water connection (302), wherein the fresh water connection (302) has an outlet opening (316), characterized in that in the flow direction (S) of the fresh water, downstream of the fresh water connection (302), there is a fresh water tank (304) for temporarily storing the fresh water, which is connected to the fresh water connection (302).

Device (500) for storing greywater, comprising a first container (506) for collecting greywater from a greywater inlet (20) connectable to a greywater generator (12) and a second container (586) for providing greywater for a specific use, wherein the second container (586) has a closable outlet (544) connectable to a greywater consumer (702), wherein the first container (506) has an interface (550, 552, 560, 578, 580, 582, 584) for fluid communication with the second container (586), wherein a fresh water connection (302) exists, characterized in that the fresh water connection (302) is connected to the second container (586) but not to the first container (506).

The invention provides a collaborative optimization method and device for a desalted water system and application, and belongs to the technical field of water treatment.According to the method, in the technological process of desalted water, through the synergistic effect of waste heat recovery, intelligent backwashing control, an efficient desalting process and resource recycling, system energy consumption is reduced, the water recovery rate is increased, and the energy consumption is reduced. Wastewater discharge is reduced, and even wastewater zero discharge is achieved. A grey water raw water heat exchanger is arranged at the upstream of the raw water tank, grey water is subjected to heat exchange and cooling through the grey water raw water heat exchanger, and fresh raw water is communicated with the raw water tank after being subjected to heat exchange and temperature rise through the grey water raw water heat exchanger; the raw water tank is connected with the ultrafilter, the downstream of the ultrafilter is connected with the fiber filter, and the fiber filter is connected with the efficient cation bed; the efficient cation bed is connected with a decarburizer which is connected with a middle water tank; the middle water tank is connected with a high-efficiency anion bed which is connected with a mixed bed; the mixed bed is connected with a desalted water tank. The invention solves the problems of high energy consumption, high water consumption and difficulty in wastewater treatment in the traditional process. Zero discharge of wastewater is realized, and the purity of the prepared pure water is higher.

The invention relates to the technical field of train wastewater treatment, and discloses a train grey water recycling system which comprises a water basin, a purification tank and a water collecting tank, the purification tank is located below the water basin, a blow-off pipe is arranged between the purification tank and the water basin in a communicating mode, the water collecting tank is located below the purification tank, and a drainage pipe is arranged between the water collecting tank and the purification tank in a communicating mode. A water pumping mechanism is connected to the water collecting tank, a filtering unit, an adsorption unit and a disinfection unit are sequentially distributed in the purification box from top to bottom, a suspension frame is arranged in the disinfection unit located at the tail end of the purification box in a lifting sliding mode, a buoy is arranged at the top of the suspension frame, a transparent cover is arranged at the bottom of the suspension frame, and an ultraviolet disinfection lamp is installed in the transparent cover; a plurality of vertical limiting rods are arranged at the inner bottom of the purification box, the multiple limiting rods are arranged around the inlet end of the drainage pipe, the multiple limiting rods are jointly and slidably sleeved with a water stop rubber plug, and a pull rope is arranged at the top of the water stop rubber plug. The method has the effect of improving the train transportation efficiency.

The utility model belongs to the technical field of coal gasification high-pressure flash steam purification, and particularly relates to a coal gasification high-pressure flash steam purification device. The purification section is arranged above the heat exchange section of the hot water tower, high-pressure flash steam subjected to heat exchange with grey water is washed and purified, ammonium salt and ash in the high-pressure flash steam are removed, meanwhile, the flushing device is arranged on the cooler, the tube pass of the cooler is flushed, and the heat exchange efficiency is improved. Ammonium salt and ash attached to the inner wall of the cooler tube pass are flushed, so that the cooler tube pass can be efficiently prevented from being blocked; and the cooled high-pressure flash steam is subjected to gas-liquid separation, so that ammonium salt, ash and moisture in the high-pressure flash steam are greatly reduced, the high-pressure flash steam is purified and fed into a compressor, and the load and damage frequency of the compressor are reduced.

The invention belongs to the technical field of coal chemical industry grey water treatment, and particularly relates to an advanced treatment method and system for coal chemical industry grey water circulating water. The method integrates pretreatment, complexing cracking, fractional crystallization and deep deamination, and is characterized in that a chelating structure of an organic phosphorus dispersing agent and calcium and magnesium ions is thoroughly destroyed through an advanced reduction-advanced oxidation combined process, target ions are released, and the core problems that hardness removal is hindered and phosphorus pollution is caused are solved; then, calcium and magnesium are respectively converted into calcium carbonate and magnesium ammonium phosphate particles for resource recovery by utilizing a secondary crystallization technology, so that the bottlenecks of high alkali liquor consumption and salt accumulation of a traditional high-pH magnesium ion precipitation method are broken through; and finally, the residual ammonia nitrogen is deeply removed by adopting a pollution-resistant PTFE hydrophobic membrane, so that the residual ammonia nitrogen is efficiently and stably removed, and the problem that a traditional polypropylene material membrane system is easy to pollute and block, easy to oxidize and difficult to apply to the field is solved.

The invention discloses an environment coupling type grey biological membrane rural grey water recycling and resourceful treatment device, which belongs to the technical field of rural sewage treatment, and comprises a grey integrated structure, an efficient biofilm culturing structure and a biological membrane stabilizing structure, the gray integrated structure comprises a gray shell, the interior of the gray shell is divided into an anoxic zone, an aerobic zone and a settling zone through gray partition walls, and a flow guide groove is formed in the top of each gray partition wall; the efficient biofilm culturing structure is arranged in the aerobic zone through a biofilm stabilizing structure, and a gray microporous aeration device is arranged in the aerobic zone; the efficient biofilm formation structure comprises a plurality of Fe3O4-loaded gray PP fiber fillers; the biological membrane stabilizing structure comprises a gray filler frame, and each gray PP fiber filler is fixed on the gray filler frame. The invention solves the problems of low treatment efficiency, high cost, unstable biological membrane, algae growth and the like in the prior art, and realizes efficient purification treatment of grey water in rural domestic sewage.

The invention provides a resource recovery type black and grey water treatment system. The system comprises an oil separation device, a filtering device, a grey water treatment unit, a three-grid septic tank and an ecological percolation device, wherein the oil separation device comprises a kitchen grey water inlet, a grease outlet and an oil separation grey water outlet; the filtering device comprises a bathing and clothes washing grey water inlet, an impurity outlet and a filtered grey water outlet; the grey water treatment unit comprises a coagulative precipitation device, a filtering and decolorizing device, a UV disinfection device and a storage device; the coagulative precipitation device comprises an oil-separated grey water inlet, a filtered grey water inlet, a first water outlet and a second water outlet; the filtering and decoloring device comprises a water inlet and a filtered and decolored water outlet; the UV disinfection device comprises a filtered and decolored water inlet and a disinfected water outlet; the storage device comprises a disinfected water inlet and a water outlet; the three-grid septic tank comprises a first grid, a second grid and a third grid which are connected, the first grid comprises a toilet flushing black water inlet, and the third grid comprises a mixed water outlet; the ecological percolation device comprises a mixed water inlet and a harmless water outlet.

The invention relates to the technical field of scale inhibitors, and discloses a phosphorus-free environment-friendly grey water scale inhibition dispersant and a preparation method thereof, the phosphorus-free environment-friendly grey water scale inhibition dispersant comprises the following raw materials by weight: 60-80 parts of a phosphorus-free polymer scale inhibition dispersant, 15-25 parts of a slow release synergist, 6-15 parts of a surfactant, 1-10 parts of modified cellulose, 1-6 parts of a pH regulator, and 40-60 parts of water. According to the phosphorus-free environment-friendly grey water scale inhibition dispersing agent, the phosphorus-free polymer scale inhibition dispersing agent is adopted as the raw material, phosphorus is completely abandoned, the environment toxicity is low, and the current environment protection requirement is met. The raw materials are matched for use, so that the phosphorus-free environment-friendly grey water scale inhibition dispersing agent has excellent calcium scale inhibition rate and also keeps relatively high stability.

The invention discloses a grey water dispersing agent based on AMPS waste liquid and a preparation method thereof, and relates to the field of dispersing agent preparation.The AMPS waste liquid and acrylic acid are mixed to prepare an oil material, hydrogen peroxide serves as a water material, the oil material and the water material are jointly dropwise added into a base material prepared from maleic anhydride and an initiator, and the grey water dispersing agent good in scale inhibition performance can be prepared; the whole process is simple to operate, the AMPS waste liquid does not need to be subjected to refined pretreatment, the treatment difficulty of recycling is reduced, and the AMPS waste liquid can be completely recycled. The grey water dispersing agent prepared on the basis of the AMPS waste liquid has excellent scale inhibition performance, and scale inhibition can still be effectively carried out under the condition that the dosage is lower than that of a conventional dispersing agent; the use cost is reduced and the popularization is convenient. And the scale inhibitor can be compounded with a common dispersant, and the performance is not influenced after compounding, so that the scale inhibitor can be directly applied under complex scale inhibition requirements, and the application scene is expanded.

Housing equipped with greywater sorting equipment. This housing includes an analysis cell (60) comprising a siphon (80) installed in a greywater outlet pipe. This siphon comprises: - a fixed body (82) equipped with an inlet pipe (90) and an outlet pipe (92) whose axes (94) of revolution coincide, - a plunger (84) interposed between the inlet pipes (90) and outlet pipes (92) to force the greywater to descend to a lower part (110) of the siphon before rising towards the outlet pipe, - a removable base (86) which completely surrounds the lower part, and - a turbidity sensor (124) fixed, without any degrees of freedom, to the siphon to measure the turbidity of the greywater in the lower part (110) of the siphon or between the lower part and an inlet of the outlet pipe. Fig. 2

The invention discloses a coal-to-methanol ash water treatment system and an optimization method. The coal-to-methanol ash water treatment system comprises a first water heater, a second water heater, a first flash evaporator, a third water heater and a vacuum flash evaporation device; an inlet of the first water heater is connected with a chilling chamber of the gasification furnace; an inlet of the second water heater is connected with a washing tower of a gasification section; an inlet of the first flash evaporator is connected with an air outlet of the first water heater and an air outlet of the second water heater; an inlet of the third water heater is connected with a liquid outlet of the first water heater and a liquid outlet of the second water heater; and the vacuum flash evaporation device is used for further treating liquid at the bottom of the third water heater. According to the method, the salt in the high-concentration brine can be recycled and converted into a product for resource recycling, so that the problem of hazardous waste treatment of crystalline solids in related technologies is solved, the treatment efficiency is improved, and the treatment cost is reduced.

A grey water reclamation system for a recreational vehicle includes an on-board use that generates grey water having a contamination level, a grey water treatment tank fluidly connected to the on-board uses to collect the grey water and treat the grey water therein to form treated grey water, and a coagulant dispenser and a flocculant dispenser each fluidly connected to the grey water treatment tank and configured to supply a predetermined amount of coagulant and flocculant, respectively, to the grey water treatment tank. The system also includes a grey water supply tank fluidly connected to the grey water treatment tank configured to receive the treated grey water therefrom and supply the treated grey water to a particular on-board use. The predetermined amount of coagulant is based on the contamination level or a turbidity of the treated grey water.

The utility model provides a treatment system for rainwater recovery, and relates to the technical field of rainwater treatment, the treatment system comprises a wetland area, a magnetic flocculation device, an ultrafiltration membrane group, a nanofiltration membrane group and a clear water tank which are communicated in sequence, rainwater can flow through the wetland area, the magnetic flocculation device, the ultrafiltration membrane group and the nanofiltration membrane group in sequence to be filtered, and the clear water tank is communicated with the wetland area. The rainwater is gradually purified, so that the rainwater can reach the reclaimed water level and flows into the clean water tank; the treated rainwater can be used for toilet flushing, greening, road sweeping, car washing and the like, and recycling of the rainwater is achieved.

The present invention belongs to the technical field of recreational vehicles, and discloses a cleaning device for a recreational vehicle, which includes a cleaning rack installed in the recreational vehicle, a water tank arranged in the cleaning rack, a swivel faucet installed on one side of the water tank, and a middle water separation structure arranged in the water tank; the middle water separation structure includes a water guide table arranged along the side wall of the water tank, a water guide cavity arranged on the water guide table, and a filter plate covering the water guide cavity; a gray water drain port is arranged in the water tank, and a middle water drain port is arranged in the water guide cavity. With the cleaning device designed in this structure, relatively clean items can be cleaned through the setting of the water guide table and flow into the middle water drain port via the filter plate and the water guide cavity; while relatively dirty items can be directly placed in the water tank for cleaning and then flow out through the gray water drain port; the structure of the present invention is simple and convenient to use, and can effectively separate the middle water and gray water generated during the cleaning process, thereby improving the water use efficiency of the recreational vehicle and reducing water waste.

The utility model relates to the technical field of washing towers, and provides an efficient gas washing tower which comprises a main tower body and a gas inlet auxiliary tower body, the gas inlet auxiliary tower body is arranged at the bottom of the main tower body, a supporting frame is fixed on the outer wall of the main tower body, a gas inlet is formed in the outer wall of the gas inlet auxiliary tower body, and a circulating pump is arranged in the main tower body. The washing and dispersing assembly is arranged between the circulating pump and the main tower body, the filtering assembly is arranged at the inlet end of the circulating pump and in the air inlet auxiliary tower body, the washing and dispersing assembly comprises an inner shell, the inner shell is fixed in the main tower body, the circulating pump is fixed in the inner shell, a central pipe is arranged at the top of the inner shell, and the water outlet end of the circulating pump is communicated with the central pipe; a dispersing cover is arranged at the upper end of the central pipe. According to the technical scheme, the problems that in the prior art, if a bubble-covered tray is used, washing high-temperature grey water and synthesis gas are condensed to generate a large amount of dust, so that the bubble-covered tray is easily blocked or stuck, the synthesis gas carries water seriously, and the stable operation of a system is influenced are solved.

The present disclosure provides a device, a system, and a method for filtering liquids, in particular for filtering gray water such that it can be reused for multiple purposes. Also provided is an optional step of purifying the liquid with a chemical such that the filtered liquid is also potable.

The utility model discloses a kind of loading devices of gasification coarse slag, belong to synthetic ammonia technical field.It include installation platform, distributing pipe, ash water collection tank, sludge dredger, vibrating screen, ash water collection basin, first stair and second stair;The bottom end of distributing pipe is equipped with spare discharge gate and dewatering discharge gate, dewatering discharge gate is connected with vibrating screen, ash water collection basin is located just below vibrating screen and it is connected with ash water collection tank by drain pipe;Installation platform is double-layer structure and it is set along front-back, vibrating screen is set in first layer along front-back, spare discharge gate is located just in front of or just behind vibrating screen, ash water collection tank is located left side or right side of installation platform, sludge dredger and drain pipe are set in left-right direction inclination;First stair is set between first layer and ground, it is located on the side of installation platform close to ash water collection tank, and it is set along left-right direction;Second stair is set between second layer and first layer, and it is set along front-back, and it is located on the side of installation platform away from ash water collection tank.

The utility model relates to the technical field of high-flash gas recovery, in particular to a gasification grey water high-flash gas recovery device which comprises a first condenser, a second condenser, a torch and a boiler. And a second treatment pipeline is fixedly communicated between the outlet of the second condenser and the first treatment pipeline. The device is reasonable and compact in structure and convenient to use, gasified grey water high-flash gas sent out by the high-pressure flash tank is condensed by the first condenser and then sent into the boiler for blending combustion of byproduct steam, the gasified grey water high-flash gas can be effectively recycled, the combustible gas byproduct steam rich in the gasified grey water high-flash gas is utilized, and the utilization rate of the byproduct steam is improved. The consumption of torch natural gas is reduced, the release of waste gas is reduced, and the environmental protection pressure is relieved.

The invention discloses a distributed rural sewage septic tank and purification tank coupling treatment system which is characterized in that a feed port of an improved septic tank is connected with a flushing toilet, and a discharge port of the improved septic tank is connected with a feed port of an electrochemical enhanced purification tank; a discharge port of the electrochemical enhanced purification tank is further connected with a kitchen and a bath room, the improved septic tank is connected with the fertilization pipeline system, the electrochemical enhanced purification tank is connected with the watering pipeline system, and ultraviolet disinfection equipment and a three-dimensional electrochemical treatment structure are arranged in the electrochemical enhanced purification tank; the chemical oxygen demand and the biochemical oxygen demand of black water are effectively reduced after the black water is cured in the septic tank for enough time, the black water is mixed with grey water to enter the electrochemical enhanced purification tank and then treated by a biological and electrochemical combined method, and the sewage is disinfected by an electrochemical and ultraviolet disinfection combined mode, so that the effluent reaches the reuse standard.

The utility model discloses a simple ash pool used in a boiler room, belongs to the technical field of thermal engineering, and solves the problems of high water consumption and low efficiency of the existing hydraulic ash removal system. The two ends of the sedimentation tank are respectively provided with a water inlet distribution channel and a grey water recycling channel, the water inlet distribution channel is connected with a water inlet pipe, a plurality of water distribution holes are formed in the channel wall of the water inlet distribution channel, the water inlet distribution channel is communicated with the sedimentation tank through the water distribution holes, and the sedimentation tank is communicated with the grey water recycling channel in an overflow manner through a partition wall between the sedimentation tank and the grey water recycling channel; a circulating water pump is arranged in the grey water recycling channel, and the output end of the circulating water pump is connected with a water outlet pipe. The device is arranged in the boiler room and is connected with an ash ditch of the boiler room, after ash water is settled in the settling pond and supernate overflows into the ash water recycling ditch, the ash water is pumped and recycled through the circulating water pump, the consumption of water for ash removal is greatly reduced, the treatment efficiency is improved through the settling separation process, and the treatment cost is reduced. The problem that ash removal water and ash are mixed and are not beneficial to discharge and treatment is solved.

This utility model discloses a backwash water concentrate recovery and utilization device, belonging to the field of water treatment technology. It includes a first filtration device, a second filtration device, and a third filtration device. The first, second, and third filtration devices are connected to the inlet of a wastewater collection tank. The outlet of the wastewater collection tank is connected to a wastewater pipe, which is connected to the inlet of a wastewater pump. The outlet of the wastewater pump is connected to a greywater treatment mechanism and also to a water purification mechanism. This utility model, employing the aforementioned backwash water concentrate recovery and utilization device, reduces the operating load and cost of the greywater treatment system, optimizes the water quality balance of the circulating water system, and prevents corrosion or scaling of cooling equipment, thereby ensuring the efficient and stable operation of the water treatment system.

The present invention discloses a modular treatment system and its operational method that enables recovering reuse-quality water from grey water discharged from individual houses and apartments. The present invention serves as a replacement for the existing soak pits where the grey water is disposed of without any treatment, leading to contamination of water environment. The invention integrates anaerobic and aerobic biofilms on natural fibre and various macrophytes to treat greywater effectively. It is particularly suitable for household and community-level applications, offering a sustainable solution to reduce freshwater consumption and mitigate water pollution.

The invention relates to a method for flushing a sanitary unit, comprising the steps of: - supplying greywater from a greywater line (61) into an interior of a greywater container (40); - temporarily storing the greywater in the greywater container (40) under ambient pressure; - conveying the greywater by means of a greywater pump (30) from the interior of the greywater container (40) under ambient pressure to a flushing device (11), the greywater being conveyed through a filter arrangement (50) arranged in the interior of the greywater container (40) to the greywater pump (30) located behind this filter device (50) in the flow direction; - discharging the greywater using overpressure from one or more flushing openings of the flushing device (11) into a sanitary element (10) to be flushed. The invention likewise relates to a sanitary unit having the features necessary for carrying out the method.

The utility model relates to the field of wastewater treatment equipment, and discloses integrated grey water collecting and treating equipment which comprises a treating box, two mounting frames are fixedly connected to the inner wall of the treating box, partition plates are fixedly connected to the middles of the mounting frames, and the two partition plates divide the interior of the treating box into a collecting tank, a filtering tank and a clean water tank from left to right in sequence. A communicating pipe is fixedly connected to the mounting frame between the collecting tank and the filter tank, a filter box is arranged in the filter tank, filter screens are connected to the top and the bottom of the filter box, a fixing assembly is mounted in the filter box, and two overflow grooves are formed in the mounting frame between the filter tank and the clean water tank. And a lifting pump is arranged in the clean water tank. According to the utility model, the interior of the treatment box is reasonably divided into the collecting tank, the filtering tank and the clean water tank, so that grey water can be treated in different treatment stages in sequence. The collecting tank can effectively temporarily store grey water, and the communicating pipe ensures that the grey water is stably conveyed to the filtering tank.

The present application provides a coal gasification black water treatment device system and method, which adopts two-stage vortex separation devices for heat recovery and solid-liquid separation, wherein the secondary vortex separation device improves the solid-liquid separation effect by adding a specific composite medicament, and the treated grey water meets the requirements of the subsequent biochemical treatment; the coal gasification black water treatment device system cancels the high-pressure flash evaporation device, low-pressure flash evaporation device, deoxygenation device and sedimentation device required to be arranged in the traditional coal gasification black water treatment device system, and solves the problems of complex existing process flow, large equipment occupation area and low heat utilization rate.

The application provides a grey water PH regulating device, relates to the technical field of PH regulation, and comprises an adjusting tank and a filtering device, a water inlet pipe is fixedly connected to one side of the adjusting tank, a water outlet is fixedly connected to the lower end of the one side of the adjusting tank, a filtering device is arranged on the inner wall of the adjusting tank and corresponds to the position of the water inlet pipe, the filtering device comprises a filtering pipe, the two ends of the filtering pipe are slidably connected with the inner wall of the adjusting tank, mounting plates are fixedly connected to the two ends of the filtering pipe, sliding blocks are fixedly connected to the two sides of the mounting plates, sliding grooves are formed in the inner wall of the adjusting tank and correspond to the positions of the sliding blocks, and the surfaces of the sliding blocks are slidably connected with the inner walls of the sliding grooves. The filtering device, the stirring device and the gas exchange device are designed, so that the problem that the traditional filtering device is inconvenient to disassemble and clean, is easy to cause the mesh holes to be blocked by sundries, affects the water inflow, and has low PH regulation precision is solved.

This utility model discloses a greywater supply system, including a water storage tank. The inlet of the water storage tank is connected to an inlet pipe, and the outlet of the water storage tank is connected to a supply pipe and a return pipe. The supply pipe includes a first automatic valve, a controllable check valve, and a pressure sensor, arranged sequentially downstream of the connection point of the supply and return pipes. The return pipe includes a second automatic valve, located downstream of the connection point of the supply and return pipes. The supply pipe connects to a water usage point, and the return pipe connects to the return port of the water storage tank. This utility model, by installing a pressure sensor and a first automatic valve on the supply pipe and a second automatic valve on the return pipe, allows the pressure sensor to detect water demand. When water demand is present, the second automatic valve can shut off the return pipe, thus preventing water from flowing back through the return pipe and affecting the supply pressure of the supply pipe, effectively ensuring the water pressure at the water usage point.

The utility model discloses a rapid classification resourceful treatment system, and relates to the technical field of sewage treatment. The device comprises a black water collecting pool and a grey water collecting pool which serve as user sides and are buried underground, the black water collecting pool is communicated with a black water pumping pipe, the grey water collecting pool is communicated with a grey water pumping pipe, the liquid outlet end of the water pumping pipe extends out of the ground and is provided with a quick connection device, the liquid outlet end of the water pumping pipe is arranged in a protection box, and the protection box is arranged on the ground. Electronic liquid level meters are respectively arranged in the black water collecting pool and the grey water collecting pool, and a positioning system is arranged in the protection box; the quick connection device comprises a first connector arranged on the black water pumping pipe or the grey water pumping pipe and a second connector arranged on a sewage pumping pipe of the sewage pumping truck. The signal output ends of the electronic liquid level instrument and the positioning system are communicated with the signal input end of the central control equipment; the purposes of improving the working efficiency of a sewage suction operation and maintenance team, reducing the sewage treatment difficulty and reducing the operation and maintenance cost are achieved.