1869 results about "Water heating" patented technology

The invention belongs to the technical field of power station boiler waste heat recycling energy-saving equipment and relates to a plate-and-shell type coal economizer. The plate-and-shell type coal economizer comprises a corrugated plate heat exchange core body (1), a heat exchanger shell (2), a first and a second water inlet / outlet water tank (3, 3') and a first and a second exhaust gas inlet / outlet pipeline (4, 4'), wherein the corrugated plate heat exchange core body (1) is mounted in the heat exchanger shell (2), the first and second water inlet / outlet water tanks (3, 3') are respectively arranged at the upper and lower ends of the front side of the corrugated plate heat exchange core body (1), and the first and second exhaust gas inlet / outlet pipelines (4, 4') are respectively arranged at the upper and lower sides of the corrugated plate heat exchange core body (1). The plate-and-shell type coal economizer solves the problem that the length of a water passage needs to be increased to solve the problem of unapparent water heating due to the great difference between an exhaust gas density and a water density, and meanwhile, a corrugated passage at the exhaust gas side enables the exhaust gas flow turbulivity to be increased and the heat transfer efficiency to be improved; the blockage due to ash accumulation happens rarely, even if the ash is accumulated, the cleaning is easy to finish.

The invention discloses a low-vacuum circulating water heating dynamic load matching method based on AI regulation and control, and the method comprises the following steps: step S100, multi-source data real-time collection: building thermal environment parameters are synchronously collected through a temperature sensor array, a vacuum pressure transmitter, a flowmeter and an environment monitoring unit which are deployed in a distributed manner; according to the method, the control period is compressed to the minute level, compared with traditional PID control, the response speed is increased by several times, the indoor temperature can be controlled more accurately, and meanwhile the failure rate of equipment is reduced. According to the sudden weather coping mechanism, heat supply strengthening can be started 30 minutes ahead of time under extreme weather such as snowstorm weather, and the stability of the system is ensured. The method is characterized in that the prediction advantage of deep learning and the optimization capability of model prediction control are deeply combined, and the control problem of multivariable strong coupling of the low vacuum system is solved through a verification system of multi-source data fusion and virtual-real combination.

The invention relates to the technical field of peak regulation of power generation systems, in particular to a multi-mode power generation system for a new energy large base and an operation method of the multi-mode power generation system. The multi-mode power generation system comprises a thermal power station and a fused salt energy storage power station. The thermal power station comprises a boiler, a first turbine, a first water return unit and a first generator; the fused salt energy storage power station comprises a high-temperature fused salt tank, a low-temperature fused salt tank, a fused salt heating unit, a steam-water heating unit, a second water return unit, a second steam turbine and a second generator; an air inlet of the fused salt heating unit is configured to obtain steam flowing out of the boiler, and a second discharging opening of the fused salt heating unit is connected with the first water return unit; an air outlet of the steam-water heating unit is connected with the first steam turbine and the second steam turbine. The first water return unit and the second water return unit are connected with a second feeding port of the steam-water heating unit. The multi-mode power generation system can set different operation modes according to different requirements, so that the new energy large base can meet higher requirements.

An improved heat pump including an integrated system for the management of refrigerant charge is provided. The integrated system actively adjusts charge allocation and thereby optimizes operational efficiencies in all modes of operation. In one embodiment, the integrated system includes three four-way valves, two expansion valves, two one-way check valves, and a suction line accumulator to optimize charge allocation. The four-way valves dictate the mode switch and refrigerant flow directions, and the expansion valves automatically allocate refrigerant mass in active components and store excess charge in an idle heat exchanger and suction line accumulator by controlling the compressor discharge pressure (equivalent to controlling condenser subcooling degree) as a function of the entering air and water temperatures. The integrated system provides seven working modes and is uniquely suited for spacing cooling, spacing heating, and water heating in both residential and commercial applications.

The invention provides a water heating pipeline pressure self-adaptive regulation and control method and system based on the Internet of Things, and belongs to the technical field of intelligent control of pipelines of the Internet of Things. According to the technical scheme, the method comprises the steps of building a pipeline acoustic sensing network, collecting pipeline external voiceprint signals to generate lightweight feature data, building a voiceprint-pressure mapping model based on the feature data, outputting a real-time pressure value, generating a pipe network state diagram based on the real-time pressure value, generating a pressure regulation and control instruction based on the pipe network state diagram, and achieving pressure self-adaptive regulation. Feedback data is collected according to the regulation and control result, and mapping model parameters are updated. The method has the advantages that the pipeline acoustic sensing network is constructed, edge calculation, depth feature extraction and the parallel neural network are combined, the pressure self-adaptive regulation and control capacity which does not need invasive sensing arrangement and has timeliness and robustness is achieved, meanwhile, a feedback closed loop is formed through a voiceprint-pressure mapping model, and the method is suitable for large-scale popularization and application. And the processing capacity of the system on complex dynamic working conditions is improved.

The invention discloses heat pump equipment and a hot water heating system, and belongs to the technical field of household appliances. The heat pump equipment comprises a box body, a heat pump assembly, a fan assembly, a pipeline assembly and an electric control box, the heat pump assembly comprises a compressor, a first heat exchanger, a second heat exchanger and a refrigerant pipeline, an inner cavity of the box body is divided into an air inlet cavity and an air outlet cavity through the first heat exchanger, and the compressor, the second heat exchanger, the pipeline assembly and the electric control box are arranged in the air inlet cavity; the fan is arranged in the air outlet cavity, the refrigerant flow path, the compressor and the first heat exchanger are connected through a refrigerant pipeline to form a refrigerant circulation loop, and the second heat exchanger is connected with the water pump, the water inlet pipe and the water outlet pipe through a water flow pipeline to form a water supply pipeline. In addition, the pipeline assembly is arranged on the front side of the refrigerant pipeline, maintenance is more convenient, and the working efficiency is effectively improved.

The utility model relates to the field of energy recovery, in particular to a waste energy recovery device for biogas power generation in a waste incineration power generation project. The utility model provides a waste energy recovery device for biogas power generation of a waste incineration power generation project, which can be used for recovering waste heat in waste gas generated by waste incineration power generation and biogas power generation and improving the energy utilization efficiency. A waste energy recovery device for biogas power generation in a waste incineration power generation project comprises a first connecting pipe, a first connecting hollow pipe and the like, and the rear side of the first connecting pipe is connected with the first connecting hollow pipe. After waste gas flows into the connecting heat conduction pipe, water in the first water tank is heated, hot water can be discharged for use through the water discharging pipe, and water vapor generated in the water heating process can flow into the steam generator from the steam pipe to generate electricity. The effects that waste heat in waste gas generated by waste incineration power generation and biogas power generation can be recycled, and the energy utilization efficiency is improved are achieved.

The invention discloses a gas water heating device and a condensing heat exchanger thereof, and the condensing heat exchanger comprises a heat exchange chamber, a gas water heater, a gas water heater and a gas water heater, wherein the heat exchange chamber is provided with a flue gas inlet and a flue gas outlet; a heat exchange component is arranged in the heat exchange cavity, and condensate water generated on the heat exchange component flows to the bottom of the heat exchange cavity; the atomization cavity communicates with the heat exchange cavity, a condensate water output part is arranged at the bottom of the heat exchange cavity, and condensate water flowing out of the condensate water output part flows into the atomization cavity; the first flow channel is communicated with the atomization chamber, and the first flow channel is used for guiding flue gas, which does not completely exchange heat with the heat exchange component, in the upstream of the flue gas inlet or in the heat exchange chamber into the atomization chamber; the atomization module is used for carrying out atomization treatment on the condensate water flowing into the atomization cavity so that the condensate water can form water mist; and the water mist flows out of the condensation heat exchanger along with the flue gas flowing into the atomization chamber. A condensate water discharge pipe can be omitted, and secondary condensation of water mist can be prevented in the process that the water mist is discharged outwards through the smoke outlet pipe.

The invention relates to the technical field of water heating pipeline welding, and discloses a pipe orifice laser welding tool for butt joint of anti-leakage water heating pipelines, which comprises a laser welding table, two side plates are symmetrically distributed at the top of the laser welding table, placing cylinders are arranged on the two side plates, and pipeline bodies are arranged in the two placing cylinders; an L-shaped plate is further arranged at the top of the laser welding table, a first electric push rod is arranged at the top of the L-shaped plate, and a laser welding head is arranged at the output end of the first electric push rod. According to the pipe orifice laser welding tool for butt joint of the leakproof water heating pipelines, the problem of traditional welding position deviation is effectively solved through the calibration component. Under the action of the pushing assembly and the limiting assembly, the position of the pipeline is accurately adjusted through movement of the inner rod and compression and release of the calibration spring, and it is ensured that a connector and a laser welding head are accurately aligned. The process effectively avoids insufficient welding and welding skips, forms uniform and compact welding seams, reduces the leakage risk during operation of the water heating system, prolongs the service life of the pipeline, and reduces the later maintenance cost.

The invention relates to the technical field of water heating pipeline installation, and discloses an auxiliary support for water heating pipeline installation, which comprises a bottom plate, a first moving assembly is arranged on the bottom plate, an adsorption box is installed on the first moving assembly, a hollow shaft is rotatably connected to the adsorption box, an adsorption opening is formed in the hollow shaft, and the adsorption opening is communicated with the adsorption box. A draught fan is fixed to the lower portion of the adsorption box, a motor assembly for driving the hollow shaft to rotate is arranged in the adsorption box, electric clamping jaws for clamping the water heating pipeline are arranged on the two sides of the adsorption box correspondingly, and a second moving assembly for adjusting the moving positions of the electric clamping jaws is arranged on the bottom plate. A plurality of moving wheels are fixed below the bottom plate; and dust and impurities on the hot melting part of the water heating pipeline can be conveniently cleaned through the rotating brush cleaning block, and can be discharged through the fan, so that dust and impurity residues on the hot melting part of the water heating pipeline are reduced, and the hot melting connection quality of the water heating pipeline is favorably improved.

The invention discloses an air conditioner and a control method of the air conditioner, and the air conditioner comprises a heat exchange flow path on which a living water tank is placed, and the heat exchange flow path is used for realizing heat exchange between the living water tank and a refrigerant circulation flow path; the control valve group is arranged on the refrigerant circulating flow path and is used for opening or closing the refrigerant circulating flow path; the controller is connected with the control valve group and the four-way valve, the controller is configured to obtain a target operation mode of the air conditioner, and the target operation mode is any one of a heating mode, a refrigerating mode or a water heating mode; according to the target operation mode, the on-off states of the control valve set and the four-way valve are controlled so as to adjust the indoor temperature or adjust the water temperature of the living water tank, the air conditioner can meet the requirements of a user for refrigeration, heating and water heating, waste heat generated during refrigeration or heating is fully used for making hot water, and therefore environmental thermal pollution is reduced, and the energy consumption of the air conditioner is reduced. And energy waste in the operation process of the air conditioner is avoided.

The invention discloses a control method for steam condensate waste heat recovery and waste water heating, a control device for steam condensate waste heat recovery and waste water heating, control equipment and a computer readable storage medium. The thermal load and the logarithmic average temperature difference are calculated based on the energy conservation principle, and the needed heat exchange area is calculated through a logarithmic average temperature difference method. A flow combination scheme of the plate heat exchanger is determined according to the heat exchange area and the flow parameters, a steam condensate side adopts a single flow, and a waste water side adopts asymmetric configuration of double flows or multiple flows so as to adapt to the flow difference of the two sides. In addition, a real-time monitoring mechanism is further established, when the total heat transfer coefficient is decreased by more than 10%, a cleaning program is automatically triggered, continuous and stable operation of the system is guaranteed, and efficient utilization of waste heat resources is achieved.

The utility model discloses auxiliary heating equipment for chick breeding, relates to the technical field of chick breeding, and aims to solve the problems that most of existing heating equipment performs fixed-point rapid heating, so that temperature distribution in a chicken coop is nonuniform, and the temperature in the chicken coop continuously and rapidly fluctuates and the health of chicks is affected due to the fact that the existing heating equipment needs to be turned on and turned off due to the energy consumption problem. Comprising a supporting frame and multiple layers of coops vertically arranged in the supporting frame at intervals, a manure belt matched with the coops is arranged below each layer of coops, and heating pipes evenly distributed in the extending direction of the coops are fixedly installed below each layer of coops. Through cooperation of the supporting frame, the coops, the manure belts, the heating pipes and the water body heating equipment, the heating pipes are laid at the bottom of each layer of coops, heating is conducted through the heating pipes, the growth problem caused by uneven temperature is avoided, meanwhile, it is ensured that the proper temperature is kept in the brooding room for a long time, and the requirement for long-time stable growth of chicks can be better met.

A boiler is provided that is configured for use with an indirect water heater and a hydronic space heating system. When a heat source is firing at a predetermined firing rate, the boiler compares the firing rate to a predetermined firing rate and controls the water flow based on a simultaneous heat demand from the hydronic space heating system and the indirect water heater based on a result of the comparing the firing rate to the predetermined firing rate. A boiler is also provided with a carbon dioxide gas sensor that detects a value of carbon dioxide. When the value of carbon dioxide exceeds a selected value of carbon dioxide, the boiler reduces the predetermined firing rate. A kit for a boiler assembly and a method for assembling a stand to a boiler are also provided.

The utility model relates to the technical field of water heating, and particularly discloses a gas water heating device and a heating system. A burner; a heating water outlet and a heating water return port; the first channel is arranged between a water outlet of the first heat exchanger and a heating water outlet, and the second channel is arranged between a water inlet of the first heat exchanger and a heating water return port; the first connector and the second connector are communicated with the first channel or the second channel, the first connector is located on the upstream of the second connector, at least part of water flowing into the first channel or the second channel is led out to an external heat source through the first connector, and water heated by the external heat source flows into the first channel or the second channel through the second connector; the pump is arranged on the first channel or the second channel; the first flow adjusting device is used for adjusting the flow of water flowing to the first connector. According to the scheme, indoor temperature control can be achieved, and the heating requirement of a user can be met comfortably in an energy-saving mode.

The utility model provides an air conditioner and hot water all-in-one machine with temperature control and dehumidification functions, which comprises a compressor, an outdoor heat exchanger, a first indoor heat exchanger, a second indoor heat exchanger, a refrigerant-water heat exchanger and a liquid storage device, and the exhaust end of the compressor is communicated to one end of the outdoor heat exchanger, one end of the first indoor heat exchanger or one end of the refrigerant-water heat exchanger. One end of the second indoor heat exchanger communicates with the exhaust end or the air suction end of the compressor, the other end of the second indoor heat exchanger communicates with the liquid storage device, and the other end of the outdoor heat exchanger, the other end of the first indoor heat exchanger or the other end of the refrigerant-water heat exchanger communicates with the interior of the liquid storage device. The suction end of the compressor communicates with one end of the outdoor heat exchanger or one end of the first indoor heat exchanger. According to the utility model, the modes of refrigeration and water heating, heating and water heating and dehumidification and water heating can be realized at the same time, the system can also adapt to the refrigerant circulation amount in different modes, the problem of high power consumption is solved, the problem that the requirement of comfort cannot be met is solved, and the system runs efficiently.

The utility model discloses fuel gas water heating equipment, which relates to the technical field of water heating equipment, and comprises a main machine body, a fuel gas water heater and a water heater, the fan and water pump assembly is installed on the main machine body and comprises a driving device, a fan assembly and a water pump assembly, the fan assembly and the water pump assembly are in driving connection with the driving device, the fan assembly is communicated with the air path system, and the water pump assembly is communicated with the water path system. The driving device is used for controlling the fan assembly and the water pump assembly to operate, so that the fan assembly drives airflow to flow along the air path system, and the water pump assembly drives water flow to flow along the water path system. According to the technical scheme, the cost of the gas water heating equipment can be reduced, the size of the whole machine is reduced, and meanwhile the assembling efficiency of the whole machine can be improved.

A water heater includes first and second cylindrical tank portions, a water outlet stub, and a connecting pipe. The first cylindrical tank portion is capped by a first domed head at a first end of the first cylindrical tank portion and a second domed head at a second end of the first cylindrical tank portion. The water outlet stub is connected to the first domed head. The second cylindrical tank portion is capped by a third domed head at a first end of the second cylindrical tank portion and a fourth domed head at a second end of the second cylindrical tank portion. The first and second domed heads each have an inwardly facing concave surface and an outwardly facing convex surface. The third and fourth domed heads each have an outwardly facing concave surface and an inwardly facing convex surface.

The invention discloses a Carnot battery system for cascade heating of heat supply network water and an operation method of the Carnot battery system, and belongs to the technical field of Carnot battery systems, the system comprises a steam turbine power generation system, a heat supply network water heating system, an electricity-to-heat system and a storage tank heat storage and release system. Based on a traditional Carnot battery system, the heat supply network heat exchanger is additionally arranged on the heat storage part of the storage tank system, so that the thermoelectric load characteristic interval of the system is expanded, and the operation flexibility of the system is improved. And meanwhile, abandoned electricity of a new energy station can be reduced, and the network access rate of new energy is increased. In addition, the temperature of the heat storage medium entering the heat source heat exchanger is reduced by heating heat supply network water, so that the COP and the round-trip efficiency of the system are improved; the heat exchange loss of heat supply network water is reduced due to the cascade heating system, and the energy utilization rate is increased. Compared with a traditional Carnot cell system, the system has higher efficiency and lower coal consumption, and theoretical reference and technical transformation can be provided for coal-electricity low-carbon flexible transformation.

The utility model belongs to the technical field of tea bar machines, and particularly relates to a multifunctional tea bar machine. Comprising a tea bar machine body, and a heating kettle and a heat preservation kettle are arranged on a water heating platform and a water heat preservation platform; the two transparent sleeves are fixedly installed on the left side and the right side of the top of the tea bar machine body respectively. The heating kettle and the heat preservation kettle are located in the two transparent sleeves respectively. The back plate is fixedly mounted on the rear side of the top of the tea bar machine body; a water outlet block is fixedly installed on the front side of the circular block, and a water outlet hole is formed in the front portion of the lower side of the water outlet block; the novel electric kettle is simple in structure and reasonable in design, the water outlet hole can be sealed when the novel electric kettle is used, the water outlet hole is prevented from being polluted when the novel electric kettle is not used, the heating kettle and the heat preservation kettle are wrapped and protected through the two transparent sleeves, and the novel electric kettle is convenient to use. And the tea bar machine is prevented from falling off from the tea bar machine body due to collision.

The utility model discloses heat pump equipment and a hot water heating system with the heat pump equipment, the heat pump equipment comprises a box body, a heat exchanger and a fan, and the box body is provided with an air inlet capable of sucking external air along a first direction; the heat exchanger is arranged in the box body and divides the interior of the box body into an air inlet cavity and an air outlet cavity, and the air inlet communicates with the air inlet cavity; the fan is arranged in the air outlet cavity, an air guide plate is arranged on the side, close to the heat exchanger, of the fan, an air suction opening is formed in the air guide plate, and a static pressure cavity is defined between the air guide plate and the heat exchanger; the heat exchanger is obliquely arranged relative to the air suction direction of the air suction opening, and in the first direction, the distance between the heat exchanger and the air guide plate is gradually increased. According to the utility model, the wind field uniformity in the heat pump equipment can be effectively improved, so that air can flow through the heat exchanger more uniformly to improve the heat exchange effect.

The invention discloses an electric control box, heat pump equipment and a hot water heating system, and belongs to the technical field of household appliances. Wherein the electric control box comprises a box body, an electric control board and a wiring assembly, two opposite sides of the box body are respectively provided with a first accommodating cavity and a second accommodating cavity, and the electric control board and an inner wiring seat are arranged in the first accommodating cavity; the outer wire holder is arranged in the second containing cavity and led out of the electric control box through the second circuit, the second circuit is used for being connected with external equipment, the first wire outlet is formed in the box body, the second circuit penetrates out of the electric control box through the first wire outlet, the inner wire holder and the outer wire holder can be integrated with the electric control box, the structure is more compact, and the electric control box is more convenient to use. The inner wire holder and the outer wire holder do not need to be installed separately, thereby saving installation space; and sealing elements are respectively arranged between the first box cover and the box body, between the second box cover and the box body and at the first wire outlet, so that the whole electric control box has better sealing performance, and the electric control box is suitable for heat pump equipment.

The invention discloses an efficient circulating water heating system based on a heat pump and a control method thereof.The system comprises a multi-stage heat pump system, a circulating water heating loop and an intelligent control unit, and the multi-stage heat pump system is used for increasing heat energy of a low-temperature heat source stage by stage to heat circulating water; the intelligent control unit is integrated with a data acquisition module, a load prediction module, a system modeling module, a parameter optimization module, an instruction issuing module and a performance evaluation module, and can realize thermal load dynamic prediction and thermal performance modeling and optimization control of the heat pump system. The control method is based on deep learning and model prediction control, combines real-time data and an external scheduling instruction, calculates an optimal operation parameter to improve the system energy efficiency ratio or reduce the operation cost, and continuously optimizes prediction and modeling precision through an adaptive learning mechanism. The system has the capacity of intelligent prediction, accurate control, efficient heat transfer and self-optimization, is suitable for occasions such as industries and buildings with high requirements for hot water supply energy efficiency, and remarkably improves the operation efficiency and stability of the system.

A water heating system includes a first heating chamber arranged in parallel with a second heating chamber; a first temperature sensor positioned to sense a first temperature in the first heating chamber; a second temperature sensor positioned to sense a second temperature in the second heating chamber; and a controller configured to: determine a first temperature value based on a first sensor signal from the first temperature sensor, determine a second temperature value based on a second sensor signal from the second temperature sensor, compute a differential between the first temperature value and the second temperature value, determine that scale buildup is indicated in response to the differential exceeding a first threshold, and initiate a corrective action in response to determining that scale buildup is indicated.

The invention discloses sizing drying equipment, and relates to the field of spinning equipment, the sizing drying equipment comprises a device shell, a drying device main body is arranged in the device shell, the drying device main body comprises placement boxes which are symmetrically arranged up and down, heating pipes are arranged in the placement boxes, liquid conveying pipes are arranged on one sides of the placement boxes, and the liquid conveying pipes are connected with an external water source; a plurality of spraying devices are arranged in the containing box in a matched mode. In the slashing drying process, an external water source enters the containing box through the liquid conveying pipe, the heating pipe accurately controls the water heating duration according to different positions of the spraying device, it can be guaranteed that the environment has proper temperature and humidity, cloth is prevented from wrinkling, discoloring and the like, slashing can be evenly heated, and the slashing quality is improved. Local excessive drying or insufficient drying is avoided, the drying quality of slashing is effectively improved, stable and reliable quality of subsequent textile products is ensured, the defective rate is reduced, the cost is saved for enterprises, and the market competitiveness is enhanced.

The invention discloses a gas water heating device which comprises a combustion device, a first heat exchanger and a second heat exchanger which are sequentially arranged. The fan is used for driving high-temperature flue gas generated by the combustion device to sequentially flow through the first heat exchanger and the second heat exchanger; the atomization treatment device communicates with an inner cavity of the second heat exchanger, condensate water generated in the second heat exchanger can flow into the atomization treatment device, and the atomization treatment device is used for treating the condensate water to generate condensate water mist; the drainage channel is used for introducing flue gas before flowing into the second heat exchanger and / or flowing through part of the second heat exchanger into the atomization treatment device; the atomization treatment device is communicated with a smoke exhaust pipe of the gas water heating device, and condensate water mist can flow to the smoke exhaust pipe along with smoke in the atomization treatment device. According to the device, a condensate water discharge pipe can be omitted, and secondary condensation of condensate water mist in the discharge process can be prevented through heat of smoke.

The embodiment of the utility model provides a clothes dryer integrated with a water heating function, and belongs to the technical field of household appliances. Comprising a clothes dryer body and a water heater, the clothes dryer body comprises a shell, a roller rotationally installed in the shell, a smoke channel communicated with an air inlet hole of the roller, an exhaust device, a first gas burner communicated with the smoke channel, a motor, a first gas pipe and a smoke exhaust pipe, and a first control valve is arranged at an air outlet of the first gas pipe; a gas outlet of the first gas pipe communicates with the gas inlet end of the first gas burner, and one end of the smoke exhaust pipe communicates with an air outlet of the air exhaust device. The water heater comprises a second gas burner, a heat exchanger and a second gas pipe, the heat exchanger is arranged at the upper end of the second gas burner, a smoke outlet of the heat exchanger is communicated with the smoke channel, a gas outlet of the second gas pipe is communicated with the gas inlet end of the second gas burner, and a gas inlet of the second gas pipe is communicated with the first gas pipe. And the second gas pipe is provided with a second control valve.

The invention discloses a water heating equipment energy-saving method and device and a computer readable storage medium, and relates to the technical field of electric appliances, the water heating equipment energy-saving method comprises the following steps: obtaining historical water use data of water heating equipment, and determining an idle time period and a water use time period of the water heating equipment according to the historical water use data; in the idle time period, the water heating equipment is controlled to operate based on the first preset temperature; and in the water using time period, the water heating equipment is controlled to operate based on a second preset temperature, and the second preset temperature is higher than the first preset temperature. The technical problem that the water use experience of a user is poor due to an existing water dispenser energy-saving scheme is solved.

The utility model relates to the technical field of water purification, and discloses a water purification heating system and a water purifier, the water purification heating system specifically comprises a water inlet; the water purification module is connected with the water inlet through a water inlet pipeline; the first end of the double-section heating module is connected with the water purification module through a water purification pipeline; the back-suction valve group is arranged on a back-suction pipeline, one end of the back-suction valve group is connected with the water purification module through the back-suction pipeline, and the other end of the back-suction valve group is connected with the double-section heating module through the back-suction pipeline; the second end of the double-section heating module is connected with the water outlet, and the water purification module is connected with the water outlet through the water purification pipeline; therefore, according to the scheme, hot water can be provided immediately, so that waste of water sources is reduced, and the experience feeling of a user is improved.

The invention discloses an air conditioner and a control method of the air conditioner, the air conditioner comprises a heat exchange flow path, one end of the heat exchange flow path is connected with an outlet of a compressor, the other end of the heat exchange flow path is connected with a fourth port, and a living water tank is placed on the heat exchange flow path; the control valve group is arranged on the refrigerant circulating flow path; the controller is connected with the control valve set and the four-way valve, the controller is configured to obtain a target operation mode of the air conditioner, and the target operation mode at least comprises a first cooperation mode combining a heating mode and a water heating mode; determining the target operation mode of the air conditioner as a first cooperative mode; and the on-off state of the control valve group and the on-off state of the four-way valve are controlled according to the first cooperative mode. By the adoption of the air conditioner, the requirements for heating and water heating can be met at the same time, waste heat generated in the heating process is fully used for making hot water, and therefore environmental thermal pollution is reduced, and energy waste in the operation process of the air conditioner is avoided.