184 results about "Water holding" patented technology

The invention discloses an intelligent agricultural water-saving irrigation system and a control method, and relates to the technical field of agricultural irrigation. Comprising the following steps: a land area planning module performs equal-area division on a farmland, sets a detection node array, and monitors water retention conditions of different soil depths; the moisture gradient characterization module calculates the vertical moisture gradient and the direction of the vertical moisture gradient of the evaluation area in real time through edge calculation. And the irrigation water amount correction module fuses and generates a target water-holding capacity based on the leaf stomatal conductance signal and the moisture gradient. The irrigation circulation termination control module uses pulse type infiltrating irrigation, and sets double termination conditions of the water-holding capacity change rate and the permeability. The closed-loop feedback adjustment module detects the soil water content after irrigation, characterizes the water leakage risk and feeds back and adjusts the irrigation water amount, closed-loop control is formed, and effective utilization of water resources is ensured.

A spa shell for a spa includes a water holding compartment operative as a cold tub. The water holding compartment includes a floor wall, an equipment sidewall, and a floor connecting wall connecting the floor wall with the equipment sidewall. A non-slip laminate of thermally insulative material disposed on an exterior surface of each of the equipment sidewall and the floor connecting wall. A top deck wall extends from the water holding compartment toward an end of the spa shell. A non-slip laminate of thermally insulative material is disposed on an exterior surface of the top deck wall. The non-slip laminates of thermal insulative material thermally isolates the exterior surface of each of the equipment sidewall, the floor connecting wall, and the top deck wall. In some embodiments the spa shell further includes a second water holding compartment that is operative as a hot tub.

The invention discloses a preparation method and application of artificial soil prepared from coal gangue, 100 parts by weight of raw materials comprise: 1-10 parts by weight of a bacillus complex microbial inoculant, 5-10 parts by weight of natural soil, 5-10 parts by weight of aluminosilicate, 5-10 parts by weight of urea, 57-82 parts by weight of modified coal gangue, and 2-3 parts by weight of moss biological crust. The preparation method of the bacillus complex microbial inoculant comprises the step of adsorbing bacillus megatherium, bacillus subtilis and bacillus mucilaginosus into biomass microspheres, so as to obtain the bacillus complex microbial inoculant. The artificial soil prepared from the coal gangue is used as a matrix, and is compounded with the matrix under the action of microorganisms, so that nutrients in the coal gangue are released, the structure and water holding performance of the coal gangue are effectively improved, heavy metal pollution is reduced, the plant growth environment is improved, and the prepared artificial soil has the characteristics of high nutrients, water retention, air permeability and the like; the ecological restoration problem of the coal gangue mountain is effectively solved, and the method has large popularization conditions in the ecological restoration direction of the coal gangue mountain.

The invention discloses a method for extracting plant available cadmium in neutral-alkaline rice field soil, which comprises the following steps: naturally air-drying the soil, grinding and sieving to obtain a soil sample, weighing the soil sample, adding deionized water to enable the water content of the soil to be 35-110% of the maximum water-holding capacity of the soil, balancing at room temperature for 12-48 hours, adding a calcium chloride solution, oscillating and extracting at constant temperature, and filtering to obtain the plant available cadmium in the neutral-alkaline rice field soil. And filtering to obtain an extracting solution, measuring the concentration of cadmium in the extracting solution, and calculating the content of the plant available cadmium in the measured soil sample according to the measured mass of the soil sample and the measured concentration of cadmium in the extracting solution. The method is easy and convenient to operate and low in cost, the change characteristics of the plant effectiveness of cadmium in the neutral-alkaline rice field soil in a field water management mode can be well reflected, and the measured plant effective-state cadmium content in the neutral-alkaline rice field soil and the rice cadmium content have a better linear correlation relationship.

The invention belongs to the technical field of agricultural cultivation, and particularly relates to a film-mulching shallow-burying drip irrigation planting method. The film mulching, shallow burying and drip irrigation planting method comprises the following steps: a preparation stage before sowing; sowing the seeds; performing irrigation; the soil moisture content of the crop planting area is monitored in real time; meanwhile, the evapotranspiration amount of the crop planting area is monitored in real time; when the monitored soil moisture content is lower than 64%-66% of the field water holding rate before sowing and the evapotranspiration reaches the irrigation requirement standard, an irrigation system is started for drip irrigation. According to the film-mulching shallow-burying drip irrigation planting method, through accurate control over water and fertilizer integration, the water resource utilization rate and the crop yield are remarkably increased, meanwhile, environmental friendliness is achieved, and the labor cost is effectively reduced.

An automatic timed watering planter comprising an inner container with a flange at a top edge and an outer container with a ledge recessed below a top edge upon which the inner container is supported above a water holding space. A battery operated pump with a programmable control unit for an automatic timer is connected to tubing branches which are connected to symmetrically spaced water ports in the flange. Symmetrically spaced posts on the ledge are received in apertures in the flange outboard of the water ports and secured with a clip having a front side with a nozzle outlet connected to one of the tubing branches and rear side with a lip adapted to snap-fit on a bead along a top edge of the outer container.

The utility model discloses a water supply assembly and a water supply device, and relates to the technical field of intelligent home furnishing, the water supply assembly and the water supply device mainly comprise a water containing piece, the upper surface of the water containing piece comprises a water dispersing area and a water containing area; the water dispersing area and the water containing area are arranged in the water flowing direction. The water containing area is sunken in the first axial direction, and the water dispersing area protrudes in the reverse direction of the first axial direction. Water flow flows to the water containing area through the water dispersing area, the water dispersing area is used for buffering and guiding the water flow, and the water containing area is used for containing water.

The invention discloses a forest land litter water-holding capacity automatic observation method, which comprises the following steps: identifying topographic factor distribution of different slope gradients and altitudes, calculating vegetation structure parameters by combining vegetation indexes, dividing forest land environment heterogeneity regions according to the topographic factor distribution and the vegetation structure parameters, and generating a spatial distribution map layer, generating an observation point position layout scheme with regional representativeness, deploying a sensing device according to the observation point position layout scheme, and obtaining the dynamic change moment and the change amplitude of the litter water-holding capacity; and decomposing the dynamic change moment and the change amplitude of the litter water-holding capacity, generating continuous spatial distribution data of the forest land litter water-holding capacity, constructing a water-holding capacity prediction model, and calculating litter water-holding capacity observation values of different areas of the forest land in real time according to parameter coefficients of the prediction model. According to the invention, accurate observation of the water holding characteristic of the litter in the forest land is realized.

The invention relates to the field of agricultural seedling raising, and discloses a net shed seedling raising substrate and a preparation method and application thereof, the net shed seedling raising substrate comprises a modified peat-attapulgite composite material, perlite, a water-absorbing gel, a complex microbial inoculant and a fertilizer component; the modified peat-attapulgite composite material is prepared by compounding peat and attapulgite in an acid leaching manner by using a hydrochloric acid solution; the water-absorbing gel is prepared by forming a double-layer network structure by using aminated diatomite, an aminated water-absorbing polymer, sodium alginate, an initiator, a cross-linking agent, an accelerator, calcium bentonite and a calcium chloride solution, the aminated diatomite is prepared by modifying by using dopamine, and the aminated water-absorbing polymer is prepared by using polyvinyl alcohol and agar as polymeric monomers. According to the invention, the water-absorbing gel and the modified peat-attapulgite composite material are added into the seedling culture substrate, so that the conductivity can be reduced, the maximum water-holding capacity is improved, and the cultured plant has thick stems and strong seedlings.

The invention discloses a method for improving the quality of frozen dough by using lactic acid bacteria and saccharomycetes synergistic enzyme treatment technology, which comprises the following steps: (1) carrying out primary culture on lactic acid bacteria and saccharomycetes, and then carrying out inoculated culture again to obtain a bacterial suspension; (2) centrifuging the bacterial suspension to obtain bacterial sludge; (3) preparing dough: adding enzyme into a proper amount of wheat flour, water, salt, sugar and the like, inoculating lactic acid bacteria and saccharomycetes, and uniformly mixing; (4) uniformly stirring the flour batting, shaping, and carrying out primary fermentation; (5) after the preliminary fermentation is completed, quickly freezing at the temperature of-30 DEG C to-40 DEG C until the central temperature of the dough is reduced to-18 DEG C; (6) freezing and storing the frozen dough at-18 DEG C; according to the invention, the water loss of the frozen dough in the freezing storage process is improved, the problem of freeze drying loss is solved, the fermentation performance of the frozen dough is remarkably improved, the hardness of the frozen steamed buns is effectively reduced, the elasticity, specific volume and water holding rate are improved, and the quality and processing performance of the frozen dough are improved to a great extent.

The utility model discloses a humidifier, the humidifier includes: casing, the casing is equipped with the water holding cavity, atomization spare, the atomization spare is located in the casing to atomize liquid, the mist outlet subassembly, the mist outlet subassembly movably be equipped with in the casing, the mist outlet subassembly is equipped with the mist outlet that communicates with the water holding cavity, the mist outlet subassembly is configured to the orientation of the mist outlet and the mist area of the mist outlet is adjustable. The humidifier that the utility model proposes, the user can adjust the orientation of the mist outlet through the mist outlet subassembly, to change the direction of water mist discharge, is convenient for the user to adjust to the angle required, has effectively improved the applicability of the humidifier. The user still can adjust the mist area of the mist outlet through the mist outlet subassembly, thereby change the mist amount of the humidifier, further improved the applicability of the humidifier.

The invention discloses an improved soil moisture migration characteristic evaluation method based on an active heating optical fiber technology, and relates to the technical field of soil moisture migration monitoring. Soil samples with different moisture contents under different polymer contents are prepared, and a calibration formula of the soil body temperature Tcap and the moisture content w is established through a calibration experiment; then an active heating optical fiber sensor is used for carrying out an evaporation experiment under the conditions of constant temperature and constant humidity, the soil body profile water content at different moments is monitored, water space-time change data of the soil body at different moments are obtained, and the water migration flux qm and the average evaporation rate E are further calculated through data fitting and model analysis; the water retention performance and evaporation characteristics of the improved soil and plain soil are compared and evaluated based on the water migration characteristics, and the optimization effect of the polymer on the water retention performance of the improved sandy soil is revealed.

The invention discloses a strawberry cutting seedling raising container and a using method thereof. The strawberry cutting seedling raising container comprises a seedling raising cup, and a plurality of through holes are formed in the bottom of the seedling raising cup; the water retaining cup comprises an outer-layer cup body and an inner-layer cup body, an annular water storage plate is fixed to the top of the interval, an annular water guide plate is fixedly connected to the bottom of the interval, an annular base plate is fixed between the annular water storage plate and the annular water guide plate, and a first annular cavity is formed between the annular water storage plate and the annular base plate; a second annular cavity is formed between the annular base plate and the annular water guide plate, a plurality of partition plates are fixed in the first annular cavity, the partition plates divide the first annular cavity into a water storage cavity and a water drainage cavity, and the water storage cavity is filled with a water absorption material; the supporting assembly is arranged between the seedling raising cup and the inner-layer cup body; the fixing piece is fixed at the top of the seedling cup; a communicating hole is formed in the annular water guide plate, and a drainage groove is formed in the side wall of the outer-layer cup body. The water holding cup is matched with the seedling raising cup, and the stability of the seedling raising cup is guaranteed through the arrangement of the fixing piece and the supporting assembly.

The invention relates to a dry slope field spring corn fertilization optimization method based on dynamic regulation and control of soil moisture, which comprises the following steps: identifying capillary water paths according to particle size distribution and pore structures of soil at different slope positions before sowing, and regulating capillary communication through tillage intervention, so that the moisture is migrated and converged to a 10-30cm target root layer; preferentially applying soluble fertilizer along the path to realize overlapping of the fertilizer efficiency area and the water holding area; after rainfall or irrigation, fertilization is delayed for 3-5 days based on soil moisture time lag, so that the fertilization time is matched with a water potential stable period and a root system absorption peak value, and zoning and staggered fertilization is implemented according to the slope direction or texture; nutrients pass through a moisture shielding layer and directly reach a target root layer by adopting local moisture conducting and film breaking or vertical fertilizer injection; setting a moisture threshold value, triggering fertilization amount redistribution when the moisture threshold value is lower than the threshold value, performing supplementary fertilization on a water-deficient area by adopting a moisture-absorbing slow-release material or adjusting a dosage form, and performing slow-release sealing control treatment on an easy-to-lose area; after harvesting, the layer sealing and soil moisture conservation of a plough layer structure are kept, and continuous and feedforward regulation of cross-season water and fertilizer regulation is achieved.

The utility model belongs to the technical field of pet supplies, and particularly relates to an anti-toppling dog basin. A first opening is formed in one end of the water containing assembly; and the anti-toppling assembly is fixedly connected to the inner side of the first opening. By forming the first opening in one end of the water containing assembly, water can be conveniently poured into the water containing assembly, and by fixedly connecting the anti-toppling assembly to the inner side of the first opening, water leakage in the water containing assembly can be reduced when toppling occurs.

A water jet transfer device includes a jet transfer assembly, an intake assembly and an output barrel. The jet transfer assembly includes a body having a water-outlet end coupled to a first section of flexible tubing and a water-intake end coupled to a second section of flexible tubing. The jet transfer assembly also includes a jet tube that establishes a negative demand pressure within the body and a check valve assembly having a valve support plate and a flexible valve seal member secured to the valve support plate. The second section of flexible tubing is coupled to an intake assembly positioned in a water holding tank containing water. The first section of flexible tubing is coupled to an output barrel through which water drawn through the intake assembly and into the body responsive to the negative demand pressure is delivered to another water holding tank.

The invention discloses chronic ulcer wound repair gel as well as a preparation method and application thereof, and belongs to the technical field of medical materials. The bacterial cellulose has the advantages of good biocompatibility, high water holding and moisturizing capacity, strong mechanical property, good air permeability, low toxicity and the like, so that the bacterial cellulose-based chronic ulcer wound repair gel capable of promoting chronic wound healing is prepared by compounding functional components by utilizing the material advantages of the bacterial cellulose. The gel can bidirectionally adjust the wet balance of the wound surface; a large amount of hydroxyl groups are contained, so that high water retention can be achieved, the ice-cold feeling is achieved, pain is effectively relieved, stimulation to wounds and mucous membranes is relieved, sensitivity of exposed nerves is relieved, and pain is relieved; the photosensitizer in the gel can inhibit bacterial infection through irradiation of near-infrared laser, and the active ingredients can inhibit inflammation diffusion, promote collagen deposition, angiogenesis and the like to promote healing of chronic ulcer wounds.

The invention provides a black soil water seepage capacity simulation test device, and relates to the technical field of simulation test devices, the black soil water seepage capacity simulation test device comprises a mounting mechanism, a movable block can drive a main body to realize angle adjustment on a base through a bottom rod by rotating a screw rod in an inner groove, and water seepage and water holding capacity of soil under different slope conditions can be accurately simulated; simulation experiments can be carried out on both gentle slopes and abrupt slopes by means of the device, solid technical support is provided for all-around research on the water seepage and water holding capacity of soil, and the problems that most simulation test devices at the present stage have congenital limitations on design architecture, can only detect the water seepage and water holding capacity of soil under the condition of flat ground, and cannot detect the water seepage and water holding capacity of soil under the condition of flat ground are solved. However, the actual black land landforms are complex and diverse, a large number of landforms with slopes, such as gentle slopes of hilly lands and slopes of gully edges, exist, and due to the fact that an existing device cannot simulate the water seepage and water retention conditions of soil on the landforms with the slopes, the obtained simulation test results are too one-sided.

The application belongs to the technical field of protein extraction, and provides a method for improving water holding property and oil holding property of peony seed protein, the core of the method is that before the extraction of the peony seed protein, the peony seed is pretreated by the following method: the peony seed meal is subjected to steam explosion treatment under the condition of 0.4-1.2 Mpa and 60-150 s, preferably 0.8 Mpa and 100 s, to obtain the steam exploded peony seed, and the sample after the steam explosion is subjected to drying treatment; preferably heat pump drying. The peony seed protein prepared by the method has obviously improved water holding property, oil holding property, foaming property, foam stability, emulsifying property and emulsion stability; the valine is increased by 8.58%, the leucine is increased by 6.63%, and the tyrosine is increased by 10.65%; the extraction rate of the seed protein is 76.82%, and the extraction effect is excellent.

The present invention discloses a method and system for constructing a comprehensive model of water and heat transfer in a mulched mixed canopy farmland. The present invention is based on energy balance theory and turbulent transmission theory, combined with agricultural production practice, and fully considers the influence of farmland surface film covering and intercropping on the water and heat transfer process of farmland, and creatively proposes a comprehensive model of water and heat transfer in a mulched mixed canopy farmland. The model only needs conventional meteorological (air temperature, saturated water vapor pressure difference, wind speed, solar radiation, air pressure), soil (soil moisture content and field water holding capacity), and crop growth data (leaf area index) data drive, and can realize the accurate simulation of the water and heat transfer flux (latent heat, sensible heat, net radiation, and soil heat flux) of the whole mulched mixed canopy farmland and each component (each mixed canopy, mulched soil, bare soil) during the whole growth period, filling the gap in the simulation research of water and heat transfer in mulched mixed canopy farmland.

Described herein are synergetic preparations for enhancing the water holding capacities of solid plant growth medium, consisting of a) ground zeolite, and b) powdered hypocalcic Montmorillonite expanse clay, and optionally c) granular expansive clay. Wherein the ratio of zeolite to Montmorillonite is between 1 to 0.25 and 1 to 30, and the ratio of powdered hypocalcic Montmorillonite expanse clay in the total amount of expansive clay is between 2 and 100%. Further optionally including components which aid product attractiveness, extend soil water retention, and assist plant and soil microbe growth.

The utility model belongs to filter core quality inspection device technical field, and disclose a kind of water purifier filter core preparation is used quality inspection device, including base, the top of base is fixedly installed with vertical board, the top of vertical board is fixedly installed with installation shell.The utility model is provided with water pump, filter bottle, water holding box and water quality detection probe, and the filter core body to be detected is installed in the inside of filter bottle by operating personnel, then filter bottle is installed at the bottom of cover by rotating, water inlet pipe is inhaled detection water by starting water pump at this time, then it is transported to the inside of filter bottle by connecting pipe and fixed pipe, detection water will be filtered by filter core body and then discharged through water outlet pipe to fall in the inside of water holding box, water quality detection probe will detect water quality at this time, and operating personnel can observe all aspects of data of water quality by detector, to judge the filtering capacity of filter core body, improve the efficiency of quality inspection.

The invention relates to a preparation method of a high-quality low-value marine fish surimi product, which comprises the following steps: S1, semi-unfreezing and dicing frozen hairtail surimi to obtain surimi blocks; s2, the minced fillet blocks are subjected to blending including empty blending, salt blending and seasoning blending in sequence, seasoning blended minced fillet is obtained, composite gel is added in the seasoning blending process, the composite gel is prepared by dissolving tamarind gum, konjac glucomannan and tea polyphenol according to the weight ratio of 1: 9: 0.1 with water, adjusting the pH value to 9-11, placing the mixture in a 85 DEG C water bath to be heated for 10 min and cooling; s3, filling the seasoned minced fillet into a casing for forming, then performing two-stage water-bath heating and shaping, and cooling with ice water to obtain the hairtail sausage. According to the invention, novel natural polysaccharide composite gel of tamarind gum-konjac glucomannan-tea polyphenol is added, and the composite gel can be subjected to dual binding action with myofibrillar protein and bound water of the surimi to form a uniform and compact three-dimensional network structure, so that the water binding capacity and the gel strength of the frozen surimi are improved, and the quality of the frozen surimi is improved.

The application discloses application of an improved agent in improving physical structure of sand ginger black soil, and the improved agent adopts coal gangue alkali modified material. Before planting crops in the sand ginger black soil, the coal gangue alkali modified material is applied, and the land is directly rotary ploughed, and the alkali modified coal gangue can be brought into the deep layer during rotary ploughing, so that the pore structure of the sand ginger black soil is better improved. The coal gangue produced in the process of coal mining and washing is rich in organic matter and has a loose porous structure, but the specific surface area of the natural coal gangue is small, and the hardness is high. The alkali modification process can effectively loosen the structure of the coal gangue, reduce the strength of minerals such as quartz, increase the pore number and total pore volume of the coal gangue, and the coal gangue added into the sand ginger black soil can further enhance the water holding property and air permeability of the soil, improve the organic matter content of the soil, and improve the water and fertilizer retaining performance of the soil.

The utility model provides a kind of buoyancy type automatic drainage well device with multiple warning functions, belongs to drainage technical field, including rotary water leakage, rotary water leakage is fixed in the water leakage of a layer water holding device by fixed rotary knob, the water leakage of a layer water holding device is fixed on well wall by the lock buckle of the connecting daughter buckle on it and the connecting female buckle on well wall, automatic linkage system is connected with rotary water leakage and well wall respectively, fixed frame is vertically placed on well wall upper end, and fixed frame upper end is equipped with two layers filter device, and the filter device is fixed on fixed frame by bolt connection.The utility model achieves the purposes of improving the corrosion resistance of product, improving working environment and realizing the effect of automation through multiple warning functions, and brings convenience for sanitation workers to handle garbage.

The application discloses a kind of intelligent self-cleaning sink and its using method, the device includes sink body, heating mechanism, water inlet mechanism, sewage mechanism and self-cleaning mechanism, sink body includes inner tank, outer tank and end plate, the bottom of inner tank is provided with baffle away from sewage mechanism, baffle is divided into water holding cavity and sewage cavity in inner tank, water inlet mechanism and water holding cavity are communicated, and sewage mechanism and water holding cavity are communicated with sewage cavity;Self-cleaning mechanism includes driving motor, driving wheel and driven wheel, and traction rope, driving body and set scraper, filter screen is arranged in the inside of scraper, heating mechanism is arranged in the outer bottom of inner tank;The method comprises the following steps: one, water injection in sink body;Two, real-time detection of water filled in sink body;Three, self-cleaning of water filled in sink body.The application realizes that the precipitate and floating object in sink are scraped and pushed to sewage mechanism and are discharged by self-cleaning mechanism, so as to realize sink timely cleaning, reduce manpower and water resource cost.

The present invention discloses an interface water quality detection device and method. The interface water quality detection device includes a test plate, a weight sensing unit, an interface water holding unit, a lifting unit, and a weight calculation unit. The test plate is used to be connected to the weight sensing unit, and the weight sensing unit weighs it. The interface water holding unit holds the interface water to be tested and is located below the weight sensing unit. The lifting unit is connected to the weight sensing unit and drives the weight sensing unit to drive the test plate to immerse in the interface water to be tested or separate from the interface water to be tested. The weight calculation unit is connected to the weight sensing unit, records the mass data output by the weight sensing unit, and calculates the paint solubility of the interface water. The present invention can be used as a means for interface water application units to evaluate the quality of interface water and a quality stability control method, ensure the paint film repair effect, and provide support for high-quality paint film quality.

The invention discloses bacillus velezensis SW-Env003 as well as a water-retaining functional bacterial agent and application thereof, and belongs to the technical field of microorganisms and soil improvement. The invention discloses a bacillus velezensis SW-Env003, and the preservation number of the bacillus velezensis SW-Env003 is CCTCC (China Center for Type Culture Collection) NO: M 20232005. The water-retention functional microbial agent disclosed by the invention can effectively improve the fertility of desertification soil, improve the maximum water-holding capacity and field water-holding capacity of soil, reduce the water conductivity of the soil and improve the quality of the soil, and is beneficial to the growth of crops.

The invention discloses a preparation method of low-cost and high-efficiency tenderized salted cattle stomach, and belongs to the technical field of food processing. The method specifically comprises the following steps: desalting salted cattle stomach until the salinity is not higher than 0.3%, soaking the desalted cattle stomach in water or a first sodium carbonate aqueous solution, blanching the rehydrated cattle stomach, soaking the blanched cattle stomach in a second sodium carbonate aqueous solution under an ultrasonic condition, and finally soaking the blanched cattle stomach in water for rehydration to obtain the tenderized salted cattle stomach, wherein the first sodium carbonate aqueous solution and the second sodium carbonate aqueous solution have specific concentrations. According to the invention, the complete appearance of the product in the subsequent tenderization process can be ensured, the tissue structure is compact due to proper blanching, the sensory score of the product is 80.00-94.40, the water holding rate is 71.48-77.06%, the cooking loss is 17.35-21.55%, the weight gain rate is 81.53-118.46%, the shearing force is 2453.36-3397.59 g, and meanwhile, the preparation method is simple, is more suitable for industrial production under specific conditions, and ensures the consistency of the product.

The present application relates to the technical field of control system, and specifically relates to an intelligent control system for water output of a water purifier, which comprises an induction control unit, a recognition container and an opening of the container, an analysis and calculation of the opening height of the container, a generation of a water output instruction when a water flow landing point is located in the opening of the container, a water output control unit, an analysis and calculation to determine a calculated capacity of a target container, a determination of the calculated capacity of the target container as a maximum water output, a control of water output based on cumulative water output after the generation of the water output instruction, a monitoring of a real-time weight of the target container during water taking, a determination of a maximum water holding weight of the target container based on water taking records, and a generation of a closing instruction when the real-time weight of the target container is equal to the corresponding maximum water holding weight. The present application can obtain data to calculate the calculated capacity of the target container through image analysis, and determine the maximum water output of each target container in combination with subsequent instruction monitoring, thereby realizing targeted water output control for different containers.