1258results about "Water supply installation" 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).

The invention discloses a fire pump station water supply regulation control system and method based on artificial intelligence, and the system comprises an obtaining module which is used for obtaining the real-time water supply parameters and environment state information of a fire pump station; the strategy generation module is used for generating an optimal water supply adjustment strategy based on a pre-trained artificial intelligence model according to the real-time water supply parameters and the environment state information; and the control module is used for executing the optimal water supply adjustment strategy to realize intelligent adjustment control of water supply of the fire pump station. The operation efficiency of the fire pump station can be greatly improved, the operation cost is reduced, the reliability and safety of the fire pump station are ensured, and therefore a more stable and efficient guarantee is provided for a fire fighting system.

The invention discloses a water supply control method and system based on fluid flow self-adaptive adjustment. The efficiency and reliability of a water supply system are improved. The method comprises the steps that pipe network layout information of a target water supply area is acquired, a water supply network topological structure is constructed, and the layout position of a water supply monitoring sensor is determined; constructing a water supply monitoring simulation model based on a topological structure and sensor layout, monitoring a water supply condition in real time, and identifying water demand characteristics; constructing an adaptive flow regulation model according to the water demand characteristics, analyzing demands, determining water supply control parameters, and generating a water supply control strategy; the water supply control is realized through the strategy, the satisfaction degree of the water demand is evaluated in real time, and the water supply control strategy is optimized. The water supply system can intelligently adapt to water demand changes, and the operation efficiency and service quality of the water supply system are improved.

The invention discloses a time-phased intelligent pressure regulation management method and system for secondary water supply, and belongs to the technical field of water supply management, and the method specifically comprises the steps: dividing a day into a water consumption peak period and a water consumption low period based on historical water consumption flow data, and determining the starting and ending time nodes of each time period; through hydraulic calculation and actual water supply pressure monitoring, a pressure control point at the tail end of the water supply system is locked, and water supply pressure data of the point are collected in real time; in the water consumption peak period, a peak pressurization control strategy is executed; in the water consumption low-peak period, analysis is conducted according to historical water supply pressure data of a tail end pressure control point, and a low-peak period pressure safety threshold value is set; a pressure instruction is sent to a control system according to the threshold value, and water supply equipment is controlled to output pressure according to the threshold value; the water supply pressure of a tail end pressure control point is monitored in real time, and when the pressure is lower than a low-peak-period pressure safety threshold value, pre-alarm is triggered, and pressure changes are continuously recorded; and if the pre-alarm state is not finished continuously, switching to a peak-period peak pressurization control strategy.

The invention provides a photovoltaic power generation and air water taking irrigation system, comprising: a photovoltaic power generation module for generating electric energy by using light energy; the gel adsorption module is connected with the photovoltaic power generation module and is used for adsorbing water vapor in air by using gel and driving the gel to desorb and release the water vapor by using waste heat generated by the photovoltaic power generation module; the condensation water collection module is connected with the gel adsorption module and is used for condensing the water vapor to obtain condensed water; the crop irrigation module is connected with the condensation water collection module and is used for irrigating crops by utilizing the collected condensate water; the soil detection module is connected with the crop irrigation module and used for controlling irrigation according to the detected crop root system soil humidity, collaborative production of water, electricity and crops can be achieved under the condition that no external input exists in the island reef environment, and the problems that in the island reef environment, fresh water is in shortage, electricity is insufficient, and self-sufficiency of agricultural production is difficult are solved.

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 relates to the technical field of concrete structure maintenance, and discloses an adjustable pier column intelligent water-saving spraying maintenance method and a maintenance device.The method comprises the following steps that a cover body of a pier column is arranged on the periphery of the pier column, and pier column surface humidity data are collected through sensing devices arranged on the periphery and the surface of the pier column; whether the spraying triggering condition is met or not is judged in combination with a preset control strategy, the control strategy is adjusted based on one or more of the environment temperature, the wind speed, the time and the historical spraying data, the spraying system is controlled to execute spraying operation when the spraying triggering condition is met, and the spraying operation is used for a spraying head opening area. Recycled water generated by spraying is collected through the seepage and drainage pipe. The closed or semi-closed spraying space is formed by arranging the cover body module, and the fresh-keeping film or tarpaulin wrapping structure is combined, so that local humidity stable control and evaporation suppression of the spraying environment are realized, and the effects of remarkably improving the spraying maintenance efficiency and reducing the water loss are achieved.

The invention belongs to the technical field of sewage treatment and comprehensive utilization of water resources, and particularly relates to a reclaimed water reuse and rainwater collection and utilization system in an expressway service area. A sewage treatment, rainwater collection and water-saving irrigation integrated system is constructed, and the MBR process is emphatically applied to treat sewage. The system can effectively remove various pollutants in the sewage, so that the effluent reaches the reclaimed water reuse standard, and the sewage recycling is realized. Meanwhile, rainwater is efficiently collected and utilized, and the water demand of vegetation is accurately met in combination with an intelligent water-saving irrigation technology. The dependence of the service area on fresh water resources is reduced on the whole, the pollution of sewage discharge to the environment is reduced, the water resource management level is improved, remarkable economic, social and environmental benefits are achieved, and an innovative scheme is provided for sustainable utilization of the water resources in the small service area of the expressway.

The invention discloses a pump station optimal scheduling method, which comprises the following steps of: setting a target function by taking the minimum power consumption carbon emission intensity Ee of a pump station as a target and taking the startup and shutdown variable and the water pump speed regulation ratio of each water pump in the pump station as decision variables; setting constraint conditions for solving the objective function, wherein the constraint conditions comprise water supply flow and water supply pressure constraints of the pump station; and solving a pump station optimization scheduling scheme. And using a plurality of different intelligent optimization algorithms to solve the new objective function to obtain a plurality of pump station optimization scheduling schemes, thereby determining an optimal pump station optimization scheduling scheme. The water supply requirement can be met, and low-carbon water supply can be achieved to the maximum extent.

The utility model discloses a cleaning machine. The cleaning machine comprises a water storage container, a water mixing valve, a water outlet assembly and a circulating filtering assembly, the water storage container is provided with a first water cavity and a second water cavity, the first water cavity is used for being communicated with an external hot water source, and the second water cavity is used for being communicated with an external normal-temperature water source; the water mixing valve is respectively communicated with the first water cavity and the second water cavity; one end of the water outlet assembly is communicated with the water mixing valve, and the other end of the water outlet assembly is used for being communicated with a water using end; the circulating filtering assembly is provided with a water suction end and a connecting end, the connecting end is communicated with the second water cavity, and the circulating filtering assembly is used for sucking water used for washing or other water sources through the water suction end, filtering the water or other water sources and then conveying the water or other water sources into the second water cavity. The cleaning machine provided by the utility model has high utilization rate of water resources.

The invention relates to the technical field of intelligent scheduling of water supply resources, in particular to an intelligent scheduling system and method for water supply resources in extreme weather, in which a time sequence coupling analysis unit collects pipe network pressure, turbidity and meteorological early warning data in real time, identifies the peak time period of the turbidity abrupt change rate through dual-channel verification, and sends the peak time period of the turbidity abrupt change rate to a cloud server; the dynamic strategy generation unit divides scenes according to the coefficients, starts staged pressure relief in a high-contact-ratio scene, controls total duration and single-stage pressure drop, integrates real-time compensation of flow velocity, generates a pre-pressure-relief instruction in a low-contact-ratio scene, and generates a pre-pressure-relief instruction according to the pre-pressure-relief instruction, and the dynamic strategy generation unit generates a pre-pressure-relief instruction according to the pre-pressure-relief instruction and the single-stage pressure drop in the high-contact-ratio scene. And the pipe network topology compensation correction triggering time is fused, and the execution intensity of two types of instructions is dynamically allocated in a mixed scene, so that the pipe network pressure and water quality collaborative guarantee in extreme weather is realized, and the safety and stability of a water supply system are maintained.

A control system for a plumbing fixture includes at least a network device, a plumbing fixture, and a controller. The network device is configured to detect a plurality of connections for mobile devices in an indoor space associated with the plumbing fixture. A controller configured to compare the plurality of connections to an occupancy threshold and generate a command for the plumbing fixture.

The utility model relates to the field of ethylene oxide and ethylene glycol production sewage treatment, and discloses a reclaimed water recycling system matched with ethylene oxide and ethylene glycol production, which comprises a reclaimed water regulating tank (31), a hardness removal sedimentation tank (32), an ozone water inlet tank (33), an ozone contact tank (34) and a reclaimed water post-positioned CBR tank (35) which are sequentially connected, and the reclaimed water post-positioned CBR tank (35) is connected with an RO (reverse osmosis) membrane treatment tank (36). Fresh water discharged from the RO membrane treatment tank (36) is recycled to a low-salt wastewater treatment system (10), and concentrated water discharged from the RO membrane treatment tank (36) is connected to an RO concentrated water hardness removal tank (37); the reclaimed water recycling system not only realizes recycling of circulating water in multiple places, but also can cooperate with efficient treatment of low-salt wastewater and efficient treatment of high-salt wastewater to recycle clear water, so that water saving and emission reduction are realized, the operation cost is reduced, and the treatment efficiency is high.

The invention discloses a secondary water supply facility determination method, which comprises the following steps: determining the occupied area of a secondary water supply facility according to reserved space information; according to water supply parameters, a secondary water supply form is determined, and the water supply parameters comprise municipal water pressure, user water use concentration ratio and existing pipeline availability; according to the occupied area of the secondary water supply facility and the secondary water supply form, determining the volume of a water tank and performance parameters of a water pump; the pipeline parameters of the secondary water supply facility are determined according to the volume of the water tank and the performance parameters of the water pump, the specific form and parameters of secondary water supply are reasonably determined through water supply parameters such as municipal water pressure and municipal water consumption, and the effectiveness and pertinence of secondary water supply transformation are improved.

The utility model discloses an optimized water supply system, relates to the technical field of water supply optimization, and aims to solve the problem that the output pressure of an existing common pressure reducing valve does not change along with the output flow. An optimized water supply system comprises a main valve of a pressure reducing valve and a pilot valve, a pressure sensor and a flow sensor are arranged on an output pipeline of the main valve of the pressure reducing valve, a remote pressure sensor is further arranged on the most disadvantageous water distribution point, and a flow adjusting valve is arranged on an input pipeline of the main valve of the pressure reducing valve. The pressure sensor and the flow sensor are electrically connected with the controller; the pilot valve comprises a servo motor; and the controller is electrically connected with the servo motor. According to the optimized water supply system, the output pressure of a common pressure reducing valve can be changed along with the output flow, the output pressure is low when the flow is small, the situation that a pipeline system bears high pressure all the time regardless of the flow is avoided, and therefore the water leakage rate and the pipe explosion rate are reduced.

The invention relates to an expressway service area water resource comprehensive utilization system and method, and belongs to the technical field of rainwater and sewage collection, treatment and utilization. The system structurally comprises a rainwater collection and treatment system and a sewage collection and treatment system, the rainwater collection and treatment system comprises a discarding device, an underground water storage tank, a mechanical grid I, a vertical flow sedimentation tank, a filter, a disinfection tank I and a clean water tank which are communicated in sequence, and further comprises a sludge tank communicated with the vertical flow sedimentation tank; the sewage collecting and treating system comprises a septic tank, a mechanical grating II, a sewage regulating tank, an anaerobic tank, an anoxic tank, an aerobic tank, a radial-flow secondary sedimentation tank, an MBR reaction tank, a disinfection tank II and a clean water tank which are communicated in sequence, and further comprises a sludge tank which is communicated with the radial-flow secondary sedimentation tank and the MBR reaction tank respectively. The system effectively collects and treats rainwater and sewage, is used for car washing, toilet flushing, irrigation and the like in a service area, and has certain environmental benefits, social benefits and economic benefits.

The disclosure is directed at a catchment basin for use in a recirculating shower. The catchment basin includes a recirculation pool area for collecting shower water and a drain area. A divider wall separates the recirculation pool area and the drain area. The recirculation pool area is at a higher elevation than the drain area such that the collected shower water travels from the recirculation pool area to the drain area.

The invention discloses an optimal scheduling method for reducing energy consumption and leakage rate of a water supply system, and belongs to the technical field of water supply. The method comprises the following steps: establishing a pipe network mathematical model of a water supply system to monitor a water supply pipe network in real time; the pipe network mathematical model can detect the actual energy consumption and leakage rate of the water supply pipe network, and monitors and calculates the parameters of the theoretical energy consumption and leakage rate and the parameters required for optimizing the scheduling strategy. And calculating the theoretical energy consumption and leakage rate of the water supply system according to the parameters monitored in real time. The theoretical energy consumption and the leakage rate are compared with the actual energy consumption and the leakage rate, and if the difference value is larger than a set threshold value, a scheduling strategy is optimized according to the optimization calculation result of the energy consumption and the leakage rate; the optimization calculation comprises the steps of calculating the minimum value of the sum of the power of the multiple pump stations, and calculating the minimum value of the sum of the leakage rates of the multiple sections of pipelines; the scheduling strategy adjustment comprises equipment replacement and maintenance and pipeline repair. And obtaining the actual energy consumption and the leakage rate after the scheduling strategy is optimized, and evaluating the scheduling strategy.

The invention relates to a tunnel top automatic backflow water atomization cleaning device, and relates to the technical field of tunnel cleaning, the tunnel top automatic backflow water atomization cleaning device comprises a base plate, a plurality of rollers fixedly arranged on the bottom surface of the base plate, and a handle hinged to the side surface of the base plate, the upper side surface of the base plate is provided with a water storage tank, and the two sides, opposite to the water storage tank, of the base plate are provided with collecting boxes with openings in the upper sides; guide plates are hinged to the upper side edges, close to each other, of the two collecting boxes, and adjusting pieces for fixing the rotating states of the guide plates are arranged on the base plate. The upper edges of the two flow guide plates can oppositely rotate to be in an abutting state and are fixed, and at the moment, the flow guide plates are obliquely arranged above the water storage tank; a water spraying pipe is fixedly arranged on the side face, away from the water storage tank, of the flow guide plate, a plurality of atomizing nozzles are installed on the side face, away from the flow guide plate, of the water spraying pipe, a first hose, a second hose and a power part are arranged on the base plate, and a filtering part is arranged at the joint of the collecting box and the first hose. In the application, cyclic utilization of water resources is realized.

To provide a novel technology for planning renewal of existing pipelines within a renewal range.SOLUTION: An AI-based buried pipeline renewal planning system comprises an acquisition unit that obtains pipeline type information including pipeline renewal costs per pipeline type attribute, a renewal budget that is an annual budget for renewing existing pipelines within a renewal scope, and a renewal priority of pipelines, a pipeline type attribute determination unit that determines post-renewal pipeline type attributes for existing pipelines within the renewal scope, and a planning unit that formulates renewal plans for the existing pipelines within the renewal scope including renewal costs when the existing pipelines within the renewal scope are renewed to the post-renewal pipeline type attributes and renewal timing within the budget.SELECTED DRAWING: Figure 1

This application provides a constant pressure water supply control method, system, and medium for a standardized secondary water supply pump station. The method includes: acquiring and processing multiple historical water supply data points within a preset time period, including water supply time data, corresponding pump water supply pressure data, and user node water supply pressure data, to obtain the water supply pressure level and corresponding water supply pressure and time; processing this data in conjunction with the user node water supply pressure to obtain the pipeline pressure loss value corresponding to the water supply pressure level; acquiring and processing real-time water supply time point data to obtain the water supply pressure level, corresponding water supply pressure, and pipeline pressure loss value, to obtain the real-time demand water supply pressure of the pump; then implementing water supply and acquiring and processing real-time water supply pressure data from user nodes to obtain a real-time water supply evaluation index; finally, performing threshold comparison and adjusting the water supply mode based on the comparison results; thereby achieving constant pressure water supply and precise control of the secondary water supply while reducing energy consumption.

The utility model provides a comprehensive power supply and water circulation system for a zero-carbon hospital building, which is arranged on a building of the hospital and comprises a photovoltaic power generation unit, a wind power generation unit, a water circulation unit, an energy storage device, an electricity terminal and a water terminal. The photovoltaic power generation unit absorbs solar energy through a first photovoltaic panel to generate electricity, stores the electric energy in the energy storage device through a photovoltaic junction box and a photovoltaic controller, or directly supplies the electricity terminal for use; the wind power generation unit converts wind energy into electric energy through a wind turbine, stores the electric energy in the energy storage device through a wind power controller, or directly supplies the electricity terminal for use; the water circulation unit purifies sewage from the water terminal of the building so as to recycle water energy, thereby solving the technical problems in the prior art that the hospital building only uses photovoltaic panels for solar power generation, resulting in low energy utilization efficiency, and the hospital building can only obtain a large amount of tap water from the water plant to meet the daily needs of the water terminal, resulting in a large waste of resources and increased carbon emissions.

The invention discloses a regional water tank regulation and storage method and system. The method comprises the steps of obtaining statistical data of a water tank based on collected basic data of the water tank; based on the basic data of the water tank and the statistical data of the water tank, sequentially obtaining an inlet flow velocity fitting result, a water consumption prediction result of a future date and a water tank peak period and water age calculation result; determining a pipe network peak period based on the collected pipe network pressurization point flow data of the area corresponding to the water tank; generating a regulation and storage calculation result according to an inlet flow velocity fitting result, a water consumption prediction result of a future date, a water tank peak period, a water age calculation result and a pipe network peak period; and controlling an electric control valve of the water tank to act based on the regulation and storage calculation result. By means of the scheme, the water inlet period and the liquid level threshold value of the water tank can be dynamically adjusted, pipe network flow fluctuation in the peak period is reduced, and the pressure standard deviation of the pressurization point is reduced. Meanwhile, it can be ensured that water storage or dynamic water replenishing of the water tank is completed before the peak period, and the water utilization gap rate is reduced.

The invention provides a building pressurized water supply tail end pressure stabilization energy-saving control method and device and electronic equipment, and relates to the technical field of building water supply energy-saving control, and the method comprises the steps: judging whether the pressure value of the highest tail end or the pressure value of the farthest tail end at the second highest position meets a preset condition or not; when the highest tail end pressure value or the second-height farthest tail end pressure value meets a preset condition, the highest tail end pressure value and the second-height farthest tail end pressure value are compared, and the smaller value is selected as the most disadvantageous control point; the tail end pressure of the most disadvantageous control point is controlled to be a preset threshold value through the regulation and control pump set, and pressure stabilizing and energy saving control over the building pressurized water supply tail end is achieved. According to the method, the pressure values of the tail end of the highest floor and the tail end of the longest branch pipe of the horizontal pipeline of the secondary high floor of the building are dynamically monitored, the most unfavorable working condition point in an actual pipe network is selected as the regulation and control reference, the tail end water pressure is accurately stabilized at the preset threshold value, and the problem that the water use experience is poor due to fluctuation of the water outlet pressure of a user is solved.

The invention relates to the technical field of municipal water supply, in particular to an intelligent regulation and control method for direct connection type pipe network pressure-superposed water supply equipment, and the method comprises the steps: extracting the structure and operation feature information of the pressure-superposed water supply equipment and a pipe network connected with the pressure-superposed water supply equipment through a water supply knowledge graph, and building a digital twin hydraulic model; performing simulation calculation and evaluation on hydraulic response of the candidate regulation and control actions in a preset prediction time domain in each regulation and control period, and constructing a first safety constraint based on a negative pressure risk index and a water attack risk index; meanwhile, anti-fact reasoning is conducted on candidate regulation and control actions on a working condition causal graph model, a second safety constraint and strategy prior are constructed in combination with a predefined accident chain, and a safety action domain is limited from physical simulation and working condition causal double-layer constraint; regulation and control actions possibly causing safety incidents such as negative pressure, water hammer or pipe explosion can be recognized and eliminated in advance before control issuing, and compared with a traditional control mode only based on in-situ pressure regulation or an empirical threshold value, the water supply safety risk can be remarkably reduced.

The invention relates to a tail end constant-pressure water supply strategy adjusting method and system based on AI, and belongs to the technical field of secondary water supply.The constant-pressure water supply strategy adjusting method comprises the steps that the flow of a header pipe and real-time health state data of each running pump are periodically collected; according to the header pipe flow, the dynamic demand lift is calculated, and all feasible pump set combination strategies are generated in combination with the dynamic demand lift and the real-time health state data; the score of each candidate strategy is calculated, the candidate strategy with the highest score is used as a pump set scheduling strategy, the pump with the most matched performance is selected from candidate pump sets corresponding to the pump set scheduling strategy to serve as a frequency conversion main guide pump, and the other pumps serve as frequency conversion auxiliary pumps; according to the set minimum service pressure and the dynamic demand lift, the target pressure of a pump outlet is calculated; and according to the target pressure and the actually-collected pump outlet pressure, the rotating speed of the variable-frequency main guide pump is adjusted. The method has the beneficial effects that the power of the pump set is matched with the actual requirement, so that the operation cost is reduced.

The invention relates to the technical field of water supply device control, and discloses a water supply device temperature control method and device, a water supply device and a medium, and the method is used for controlling the water supply device and comprises the steps that a water outlet instruction is obtained, and the water outlet instruction comprises the target temperature; the water outlet instruction is responded, and the normal temperature water temperature and temperature adjusting configuration of the water supply device are obtained; based on the target temperature, the normal temperature water temperature and the temperature adjusting configuration, a water outlet control instruction is determined; and controlling the water supply device to discharge water based on the water discharge control instruction. According to the temperature control scheme of the water supply device, the response speed of temperature control can be increased, temperature fluctuation can be reduced, and the diversified requirements of users for water using at different temperatures can be flexibly met.

The utility model discloses a cleaning machine, which relates to the technical field of electric appliances and comprises a shell component, a water storage container, a water mixing valve and a water storage component. The shell assembly is used for being installed on a wall face and provided with an upper end, a lower end and a containing cavity limited between the upper end and the lower end. The water storage container is installed in the containing cavity and provided with a first water cavity and a second water cavity, the first water cavity is used for being communicated with an external hot water source, and the second water cavity is used for being communicated with an external normal-temperature water source; the water mixing valve is respectively communicated with the first water cavity and the second water cavity; the water outlet assembly is provided with a water inlet end and a water outlet end, the water inlet end of the water outlet assembly is communicated with the water mixing valve, and the water outlet end of the water outlet assembly is arranged at the upper end of the shell assembly and used for being communicated with the water using end. The cleaning machine can be directly matched with a water supply system to supply normal-temperature water and hot water, and the applicability of the cleaning machine is improved.

The invention relates to the field of water-saving processes, and discloses a water-saving process water balance management system which comprises a central water supply module which is linked with a pipe network pressure sensor through an adjustable pump station, predicts a water demand based on an LSTM algorithm according to an analysis result of an intelligent control system, and dynamically adjusts the power of the pump station; the regional water supply module is provided with industrial, agricultural and urban life special pipe networks, each pipe network is provided with an electromagnetic flowmeter and an electric control valve, transmission energy consumption is reduced through a pipe network pressure gradient control technology, and real-time data of each pipe network is fed back to the intelligent control system. The water demand is predicted through the central water supply module based on the LSTM algorithm, the pump station power is dynamically adjusted in combination with a pipe network pressure sensor, meanwhile, the regional water supply module utilizes the pipe network pressure gradient control technology and real-time data feedback, the problems of water supply amount and uneven water pressure distribution are effectively solved, and the water resource utilization rate is increased.