159results about How to "Realize water saving" patented technology

The invention relates to an organic ecological farming system for a rice field. The system is characterized in that a water inlet canal, a drainage canal, a water inlet channel and a drainage channel are crossed to form the cross-shaped drainage rice field, a pump station is arranged at the crossed position of the crossed canals and channels, the rice field is divided into multiple field pieces in the type of plain terraced fields, fish ditches are arranged on the peripheries of the field pieces, and a fish pit is arranged at one corner of each field piece. According to the organic ecological farming system, high harvesting benefits of both rice and fish are achieved, and meanwhile the water conservation fertilizer conservation, low carbon and high ecosystem service functions are achieved; organic ecological farming can be carried out by transforming a common rice field near a good water source appropriately, and the optimized technology for transforming low yield fields and bottom land is achieved.

The invention relates to an integrated system for utilizing residual heat of boiler smoke and removing sulfur. A tubular heat exchanger is used as a heat exchange main body of the system and is arranged on a tail flue between a booster fan and a desulfurization absorber, wherein the tubular heat exchanger is connected to a condensed water heating system; sets of nozzles are arranged in the heat exchanger for intermittently washing the inner tube wall of the heat exchanger and the wall of the flue; the processing water from a desulfurization system or limestone size or the mixture of the processing water and the limestone size are used as washing fluid for washing the walls; and the washing fluid is recovered and reused by returning to the desulfurization absorber after gathering on the bottom of the heat exchanger. By using the integrated system provided by the invention, the temperature of the smoke on the tail part of the boiler can be reduced to 50-70DEG C, thereby recovering the residual heat of boiler smoke and increasing the boiler efficiency. Meanwhile, the smoke within the temperature range which enters into the absorber of the desulfurization system on the tail part still meets the requirement of the temperature for desulfurization reaction, and the water consumption for desulfurization is reduced by 50-80%. Without designing a single size preparation and sewage treatment process, the water-saving and energy-saving properties, the anticorrosion property and reuse of the whole system are finally realized.

The invention discloses a preparation method for extracting secondary salt (ammonium salt or sodium salt) from coking desulphurized waste liquid, wherein, coking desulphurized waste liquid is processed through the steps such as decolorization, filtration, concentration, filtration, crystallization (purification is carried out if the secondary salt is sodium salt), filtration, drying and the like. The preparation method is characterized in that a one-step crystallization (purification) method is adopted; the preparation method is simple to operate; and simple technology, less equipment, low investment, high content, advanced technology, environmental protection and energy conservation can be achieved.

The rotary drum 6 having a rotary axis in an almost horizontal direction or an almost inclined direction is included in the water tub 4, water is supplied into the water tub 4 by a water supply valve 9 for washing or a water supply valve 10 for drying and the water inside the water tub 4 is discharged by a water discharge pump 12. Air is blown into the water tub 4 by a blower 15 communicating with a heater 16 and moisture evaporated from laundry inside the water tub 4 is dehumidified by the cooling water by a dehumidifying means. The dehumidifying means is constituted so as to cool air between the water tub 4 and the rotary drum 6 by the cooling water and dehumidifies it.

The invention provides a sunlight greenhouse closed type cultivation system and method and relates to the technical field of gardening cultivation and management. The system comprises an environment monitoring subsystem, a processor and a water and fertilizer integrated irrigation subsystem, wherein the environment monitoring subsystem is used for carrying out real-time collection on inner environment information of a greenhouse and outer environment information of the greenhouse and transmitting the collected information to the processor; the processor is used for analyzing and processing the real-time collected information of the environment monitoring subsystem; and the water and fertilizer integrated irrigation subsystem is used for controlling a fertilizer proportion, an irrigation manner and different irrigation lines of an irrigation nutrient solution according to the information processed by the processor, and recycling the leaked nutrient solution so as to realize cyclic utilization. According to the sunlight greenhouse closed type cultivation system and method, the automation degree of the production of the sunlight greenhouse can be effectively improved aiming at the problems in traditional sunlight greenhouse production that the automation degree is low, the successive cropping obstacle of soil is serious, the resource utilization rate is low, the environment is polluted and the like, so that targets of water conservation, fertilizer conservation, environment protection and sustainable development are realized.

The invention provides a sink-type dishwasher and a washing control method thereof. The sink-type dishwasher comprises a sink piece with a sink, a bowl basket arranged in the sink, a water inlet assembly, a drainage assembly, a turbidity sensor and a controller; the water inlet assembly is used for injecting cleaning water into the bowl basket; the drainage assembly is used for draining cleaning sewage in the bowl basket; the turbidity sensor is arranged in the sink and used for detecting the turbidity of the cleaning sewage in the bowl basket; the controller is connected with the water inletassembly, the drainage assembly and the turbidity sensor separately and used for controlling the sink-type dishwasher to execute a washing process, judging whether or not the cleaning process is completed according to the turbidity of the cleaning sewage in the current bowl basket when cleaning in the washing process is completed once, obtaining the amount of cleaning water according to the turbidity of the cleaning sewage in the current bowl basket when the washing process is not completed, and controlling the water inlet assembly to work according to the amount of the cleaning water after the cleaning sewage is drained out. Thus, the effect of cleaning the dishes can be ensured, and water is conveniently saved.

The invention discloses a washing machine with an ultrasonic washing function, belongs to the field of household appliances, and solves the problem that in the prior art, ultrasonic washing is inconveniently used. In order to solve the problem, the washing machine mainly comprises a box body and a control base. The control base is arranged on the box body which is internally provided with a water containing barrel, the control base is provided with a water inlet valve, and a water inlet of the water inlet valve is connected with a water inlet pipe. The control base is provided with an ultrasonic generator and an ultrasonic transducer, a water flow channel is formed in the control base, an inlet of the water flow channel is communicated with a water outlet of the water inlet valve, the ultrasonic transducer is located below an outlet of the water flow channel and connected with a transition piece, and the transition piece is provided with a flow guide washing face through which inlet water in the water flow channel flows. The washing machine is mainly used for prewashing of clothes' parts with stubborn stains and normal washing of clothes.

The invention discloses a method for researching a partial root drying irrigation technology of woody fruit trees. The research method comprises the following steps of: manufacturing a root-zone root-splitting box, planting a tree seedling, performing partial root drying irrigation and the like. The root-splitting box is prepared from transparent organic glass or toughened glass with the thickness of between 2 and 3cm, the length, the width and the height of the box are all between 40 and 60cm, four small boxes in which no water can be leaked are uniformly partitioned by using a homogeneous material inside the box body, the bottom of each small box is provided with a small hole with the diameter of between 2 and 3cm, a main root of the tree seedling is cut off before the planting, and lateral roots are uniformly divided into four parts and are planted into the four partitioned small boxes; and the periphery of the root-splitting box is wrapped with a foam board with the thickness of between 8 and 10cm, and the research on partial root-zone fertilizer water is carried out after young sprouts of a fruit tree grow to 15cm. The method can be used for researching the dynamic influence of the supply space and consumption of fertilizer water of different rooting zone volumes of the woody fruit trees on the growth of tree bodies and root systems, and provides convenience for realizing the research on water conservation, fertilizer conservation, improvement on moisture utilization rate and the like.

The invention relates to a method for preparing syzygium samarangense preserved fruits. The method comprises the following steps of: selecting syzygium samarangense raw materials, cleaning, grading, pickling by table salt, preprocessing, desalting and sugaring. According to the method, young fruits and dehiscent fruits of syzygium samarangense are used as the raw materials, and the aims of removing bad flavors such as green taste, astringent taste and the like by the pickling of the table salt and prolonging the storage period of the raw materials are fulfilled; based on a tissue form that the syzygium samarangense fruits are dense outside and loosened inside, the pretreatment such as punching and segmentation on the syzygium samarangense raw materials can effectively accelerate desaltingand sugaring processes, and thus, water and energy are saved and production effectiveness is increased; and on the basis of blanching for color protection by combining citric acid and ascorbic acid, the heated time of the fruits is reduced by a sugar liquid concentration process for separating the fruits from liquid, so that the problem of brown stain of the products is solved effectively.

The invention is about the blast furnace gas oven-dry decontamination dedusting technology. The dust-laden gas enter the gravity dust separator firstly, then enter the every dedusting subsystem pipes through the main pipe, next to enter the every bag-type dust collector to remove the dust precisely, then the cleaning gas enter the system purified gas pipe to enter the supplying purified gas pipe net through the dry-type turbine or the reducing valve. The bag-type dust collector system includes at least more than three dedusting subsystems which include at least more than five dedusting boxes, and the shutoff device is installed in the gas pipe. The invention achieves the blast furnace gas oven-dry bag-type dedusting, so it can increase the gas latent heat and the electric power generation ratio.

The invention discloses an energy-saving humidifying water dispenser which comprises a water storage tank, a hot water cylinder, a heating device mounted in the hot water cylinder and a water storage box. A water outlet is formed in the lower bottom face of the water storage box, and the water storage box is communicated with a humidifying tank through a check valve and a water film filter film. The hot water cylinder is placed in the humidifying tank, the bottom of the hot water cylinder in the inner layer is provided with an opening, and the hot water cylinder is communicated with the humidifying tank on the outer layer through a linkage control valve. A pipeline enabling the water storage tank to be communicated with the hot water cylinder is provided with an electric control valve and a water flow indicator or a flow monitor. A dry air leading-in pipe is arranged on one side of the top of the humidifying tank, an overflow pipe is arranged on the side wall of the humidifying tank, a wet air leading-out pipe is arranged on the other side of the top of the humidifying tank, and a draught fan and an ion filter film are arranged on an outlet of the wet air leading-out pipe. The energy-saving humidifying water dispenser has the advantages that omissive water in the water storage box can be utilized, 'boiling water' which is repeatedly boiled in the hot water cylinder can also be discharged out, water and heat consumed in the using process of the water dispenser are repeatedly utilized in a humidifier, and therefore the purposes of health, energy saving and water saving are achieved.

The invention discloses a desizing, enzyme-washing and bleaching integrated one-bath process which includes the steps of (1), adding water and denim garments in an industrial washing machine and starting steam-heating; (2), stopping the steam-heating; (3), adding in desizing and enzyme-washing two-in-one enzyme powder for processing; (4), adding in blenching enzymes for processing; (5), discharging working fluid in the industrial washing machine; (6), adding in water to wash denim garments in the industrial washing machine; (7), discharging bath foam in the industrial washing machine, and (8) dewatering and drying the denim garments to obtain the desized, enzyme-washed and bleached denim garments. By the desizing, enzyme-washing and bleaching integrated one-bath process, denim garments are processed with excellent and unique washing effect, while energy saving and environmental protection are achieved during processing. The desizing, enzyme-washing and bleaching integrated one-bath process is a good choice for washing of denim garments.

The invention provides a corn seed production profiling combination seeding machine and a seeding method of the seeding machine. The seeding machine comprises a machine frame, a traction frame, a medicine pot, a drip irrigation belt support frame, a mulching film support frame, a fertilizer discharge pipe, a fertilizer box, a land wheel, a furrow opener installing frame and a furrow opening plough, wherein a seeder installing shaft capable of rotating around the self axial line is arranged on the machine frame, a seeder and a soil covering circular disc capable of upwards and downwards swinging are arranged on the seeder installing shaft, the fertilizer box is connected with a land wheel shaft through a motive power transmission mechanism, and the profiling furrow opening plough and a profiling furrow pressing roller are also arranged on the machine frame. The seeding mode is selected according to the water source conditions, only the mulching film is paved when the furrow opener is used, and the seeding is carried out on the mulching film. The mulching film and a drip irrigation belt are simultaneously paved when the furrow opener is not used, the mulching film is positioned at the upper side, and the seeding is carried out on the mulching film. The seeding machine meets the seed growth requirements, in addition, the water saving is realized, the precise quantity and precise position seeding can be realized, the operation procedure is reduced, the cost reduction and the efficiency enhancement are realized, and the machine and the method adapt to corn seeding production.

A comprehensive utilization process of a glutamic acid crystal mother liquid comprises the following steps: one, leading the glutamic acid crystal mother liquid into a membrane separation system, allowing solid particles, thalli, proteins, polysaccharides and a colloid in the mother liquid to be intercepted by a membrane, and making glutamic acid left in a membrane filtrate; and allowing the membrane filtrate to go to a next step for treatment; two, leading the membrane filtrate into an ion exchange system, adsorbing glutamic acid by an ion exchange resin, when the content of glutamic acid in an ion exchange tail liquid is not more than 0.2%, stopping column-loading, adding an eluting agent, eluting, allowing glutamic acid to go into the eluate, collecting the eluate, and recycling glutamic acid from the eluate. The membrane separation technology and the ion exchange technology are combined, recycling of glutamic acid from the crystal mother liquid is realized, at the same time, a protein feed is prepared from the thalli and the proteins intercepted by the membrane, an organic fertilizer is prepared from the ion exchange tail liquid through slurry-spraying granulation, the whole process allows useful substances in the crystal mother liquid to be totally recycled, comprehensive utilization of the resources is thoroughly achieved, waste is turned into treasure, and significant economic benefits are achieved.

The invention discloses a water saving and fertilizer controlling ecologic governing and synergic utilizing method for a heavily salinized land. Ardealite is applied to the heavily salinized land; smash-ridging, subsoiling and uniform mixing are performed, and according to a soil salt control target, non-growth-period irrigation salt forcing is performed; after base fertilizer and humic acid are mixed, furrow application is performed, a drip irrigation zone is laid for membrane laminating and seed sowing, a soil depressimeter is embedded under the membrane, a geotechnical cloth is laid on theground surface between membranes, in the crop growth period, brackish water is adopted for drip irrigation water-fertilizer integration combined application of humic acid, according to the soil salt conditions and the crop water-fertilizer requirement characteristics, the drip irrigation moment is determined, and on the basis of the depressimeter, the irrigation water amount and the irrigation stopping time are determined. The problem that agricultural planting water resources in an arid region are lacked is solved, the requirement for salt control over saline-alkali soil farm irrigation is met, and the ecologic governing requirement for improving the saline-alkali soil water-fertilizer utilization efficiency and increasing production and income is met.

The invention provides a dry-wet combined dual-cooling multi-condition cross-flow closed cooling tower and a regulating method for the running mode of the cooling tower, and belongs to the technical field of cooling by circulating water. The cooling tower comprises a tower body, draught fans, water absorbers, a finned tube bundle heat exchanger, a plain tube bundle heat exchanger, a water spraying system, air inlets, a filler, a water collecting tank, a make-up floating ball valve and a drain valve, wherein the inner cavity of the tower body is divided by the water absorbers into two parts: a left cavity and a right cavity; the draught fans are mounted at the top of the left cavity; a first spraying row tube, the finned tube bundle heat exchanger, a second spraying row tube, a plain tube bundle heat exchanger, the filler and the water collecting tank are arranged in the right cavity from top to bottom; and the first air inlet, the second air inlet and the third air inlet are formed in the right wall of the right cavity from top to bottom. The cooling tower provided by the invention has the advantage that the dry-wet combined dual-cooling multi-condition flexible conversion can be achieved by regulating the number of the draught fans which need to start up, the air inlets, the water amount and the water spraying tow tubes according to changes in the outdoor environment and those in the heat dissipating capacity of cooling water, thereby fulfilling the energy-saving, water-saving and efficient cooling purposes.

The invention provides a female water saving urinal for stand cleaning. A wash basin is installed on a back plate, a water nozzle is connected to a tap water pipe which is arranged in the back plate on the back part of the wash basin, a water valve is installed between the tap water pipe and the water nozzle, and washing pipes are respectively arranged on both sides of the lower part of the wash basin; a urinal face plate is installed on the back plate on the lower part of the wash basin, and a proximity sensor, a cleaning device and a hot-air blower are respectively installed on the back part of the urinal face plate; the proximity sensor, the cleaning device and the hot-air blower are respectively in circuit connection with a cleaning controller and a hot-air controller. A seat disc is installed in a lower position of the hot-air blower on the back plate through a turnover shaft; a drain pipe is arranged on the lower part of the seat disc; an electric heating pipe, a temperature sensor and an electromagnetic valve are installed in the cleaning device; an electrothermal pipe, an electric fan and a suction opening are installed in the hot-air blower. The female water saving urinal is convenient for a toilet person to wash hands and flush, a woman can stand to urinate, the private part can be cleaned and dried, water is saved, and the female water saving urinal is suitable to use as a public sanitary ware.

The invention relates to an instant drinking machine with electronic refrigeration. The instant drinking machine adopts raw water circulating cooling, and achieves continuous cooling effect through periodically discharging heated hot water after heat exchange and supplementing fresh low temperature raw water. The instant drinking machine comprises a front treatment device communicating with a water inlet port, and with a pressure pump, a reverse osmosis filter and a post filter via pipes; and an automatic flushing device communicating with a water outlet port and connected with the reverse osmosis filter, wherein a refrigerating device communicates with the front treatment device and the pressure pump, a water tank is arranged between the post filter and a purified water port, two drainage controllers are respectively arranged between the purified water port and the refrigerating device and between the purified water port and the water tank via three-way valves, an air cooling device is connected between the automatic flushing device and the reverse osmosis filter in series, two one-way valves with water flowing direction from a rear treatment device to the refrigerating device are respectively connected on the pipe between the front treatment device and the refrigerating device and on the pipe between the automatic flushing device and the air cooling device in series, and an electric control device is arranged in the machine.

The invention relates to a self-controlled device for a valve, which comprises a shell, partition boards, an impeller, a linkage rod, a worm, a reverse ratchet device, racks, a spring, a piston, a rescue device and the like. The self-controlled device is characterized in that the shell is divided into a left chamber and a right chamber which are not connected with each other by a perforated partition board; the impeller penetrates one partition board of the left chamber and is connected with the worm through the linkage rod; threads on the worm are engaged with a gear in the reverse ratchet device; the reverse ratchet device is engaged with the racks through the gear; the racks are connected with the linkage rod; one end of the linkage rod penetrates the other partition board of the left chamber and is connected with the piston; the spring is sleeved on the linkage rod; one end of the spring is connected with the racks, while the other end is connected with the other partition board ofthe left chamber; and the rescue device penetrates the shell and is fixed on the partition board of the right chamber. The self-controlled device has the advantages of water saving, gas saving, safety and long service life, and is particularly suitable for family use.

The invention discloses a selective separation and comprehensive recovery method for nickel in alkali chemical nickel waste water, and belongs to the field of heavy metal waste water treatment. The method mainly comprises the steps that 1, a I-stage large capacity adsorption and II-stage selective adsorption combined process is adopted for separating Ni in the alkali chemical nickel waste water, and effluent can be reused directly; 2, applied resin is regenerated by taking diluted acid as regenerant and adopting a cyclic preregeneration mode; 3, a high-acid high-Ni adsorption solution is mixed with an alkali chemical nickel ageing solution, Ni of multiple forms is recycled through a neutralization precipitation method or an electrocatalytic reduction method, Ni standard treatment and wash water reuse are achieved mainly through the two-stage combined process of large capacity adsorption and selective adsorption, the utilization rate of the regenerant is increased by adopting the cyclic preregeneration method, and the concentration of a desorption solution is increased; by means of 'waste control by waste' of the alkali chemical nickel ageing solution, the purposes that the strong-acidity high-concentration desorption solution is disposed at a low cost, and the nickel resource is recycled efficiently and comprehensively are achieved.

The invention relates to a multi-dimensional representation method of farmland field information, which comprises the following steps of acquiring farmland geographic information of farmland field expressed by pixels through a satellite remote sensing image, and storing the farmland geographic information in a farmland field database in a character type data structure; obtaining farmland meteorological information of a set order of magnitude of field parcels through the meteorological satellite image, and storing the farmland meteorological information in the farmland parcels database in a data format; obtaining the farmland field operation information through various sensors installed on agricultural machinery, and sending the farmland field operation information through interfaces of thevarious sensors and stored in the farmland field database; and regenerating the farmland geographic information, the farmland meteorological information and the farmland field operation information stored in the farmland field database into multi-dimensional farmland field information, storing the multi-dimensional farmland field information in the farmland field database, and displaying the multi-dimensional farmland field information.

Aluminum alloy fluorine-free and COD-free three-in-one plain glass pretreatment drug recovery system, comprises a three-in-one plain glass tank and a non-flow tank subsystem. The non-flow tank subsystem is arranged in reverse series arrangement, a begin end of water flow is provided with a water inlet, a terminal outlet is connected to a water replenishing port of the three-in-one plain glass tank through a one-way valve device. The aluminum alloy fluorine-free and COD-free three-in-one plain glass pretreatment drug recovery system retains and reuses the drug, and reduces the unnecessary waste of the drug.

The invention relates to a biogas slurry pretreatment method for a foliar fertilizer and a drip irrigation fertilizer, and the biogas slurry pretreatment method comprises the steps of pumping biogas slurry in a biogas slurry collection tank to a water distribution pipe arranged in a cobblestone layer in a biogas slurry pretreatment tank through a self-control device, evenly distributing the biogas slurry in a small broken stone layer through the water distribution pipe, then leading the biogas slurry to sequentially pass through a coarse sand layer, a fine sand layer and the cobblestone layer for collection and finally draining the biogas slurry into a biogas slurry mixing tank through a water outlet pipe. A device for the pretreatment method mainly comprises four parts of the biogas slurry collection tank, the control device, the biogas slurry pretreatment tank and the biogas slurry mixing tank, and the device can overcome the problem that when the biogas slurry is directly used as the foliar fertilizer and the drip irrigation fertilizer, the device is blocked, thereby realizing the automation of the biogas slurry treatment, realizing the automation of biogas slurry application and achieving the purposes of saving water, saving fertilizer, saving medicine and saving labor force.

The invention discloses a vegetable washer comprising an external barrel, an internal barrel, an electric motor and a spraying mechanism, wherein the external barrel is a barrel having a bottom at the lower end and is provided with an opening facing upwards; the internal barrel is rotatably arranged in the external barrel around the central axis in vertical direction and is a cylinder with an opening facing upwards and a bottom at the lower end, and a plurality of through holes are distributed on the whole circumferential wall of the cylinder; the electric motor is arranged below the bottom of the external barrel, an output shaft of the motor is connected with the bottom of the internal barrel directly or through a changeover mechanism, and the internal barrel is driven by the electric motor; the spraying mechanism is used for spraying water toward vegetables in the internal barrel; and a drainage part is arranged in the external barrel, during washing process, when the internal barrel is rotated, the spraying mechanism sprays washing water toward the vegetables in the internal barrel from the radial inner side of the internal barrel, the washing water sprayed on the vegetables and dirties flushed from the vegetables with the washing water are thrown into the external barrel through the through holes of the internal barrel due to rotating centrifugal force and then are discharged outside the vegetable washer through the drainage part of the external barrel.