399 results about "Heat output" patented technology

The invention relates to the technical field of heat energy recovery, in particular to an efficient multistage waste heat recovery and reutilization combined heat and power generation system which comprises a heat output calculation module, a temperature difference mode analysis module, a heat exchange efficiency analysis module, an optimal parameter identification module, a condenser management module and a condensate water recovery control module. According to the method, temperature, flow and pressure data of multiple positions are collected in real time, the heat fluctuation trend under multiple input conditions is accurately predicted, a basis is provided for follow-up optimization decision making, and through dynamic prediction of a temperature difference mode, the heat exchanger inlet and outlet temperature and the mutual relation between multiple equipment working parameters are combined, so that the heat exchange efficiency is improved. Real-time evaluation of the heat exchange efficiency is achieved, construction of a working model of a heat exchanger is combined, optimal working parameters under multiple temperature gradients are accurately recognized, optimization of working parameters of a condenser and condensate water recovery equipment is combined, the energy utilization rate of the combined heat and power generation system is increased, energy consumption is reduced, and resource waste is reduced.

The present disclosure discloses a depilator including a cold compressing portion, a heat sink assembly and a heat conducting plate which are located away from the cold compressing portion. The heat conducting plate includes a main heat absorbing portion and a heat outputting portion. The main heat absorbing portion is in contact with the cold compressing portion, to absorb heat of the cold compressing portion. The heat outputting portion is in contact with the heat sink assembly, to conduct the heat to the heat sink assembly. The depilator defines a cooling channel. The depilator comprises a housing; the housing defines at least one cooling inlet and at least one cooling outlet; the cooling channel is formed between the at least one cooling inlet and the at least one cooling outlet; the heat of the heat sink assembly is dissipated through the cooling channel and the at least one cooling outlet.

The invention provides a multi-energy coupling air source heat pump heating type selection and operation method and system, and relates to the technical field of air source heat pumps, which comprises the following steps: predicting a heating load according to building parameters and meteorological parameters, selecting an air source heat pump, and connecting a solar heat collector, a heat storage water tank and a heating tail end. Then, according to the meteorological parameters, the heat yield of the solar heat collector is calculated, the heat collection area and the volume of the heat storage water tank are determined, and an air source heat pump heating performance curve is established; and finally, the input temperature threshold value of the solar heat collector and the operation time period of the air source heat pump are determined based on the system operation optimization model, solar energy is preferentially used for heating, heat supply supplementation is conducted in combination with the heat storage water tank and the air source heat pump, and therefore the energy utilization efficiency is improved, and the heating cost is reduced.

The invention discloses a valley electrochemical heat storage and energy supply system based on photo-thermal coupling, and relates to the technical field of energy storage and supply, and the system comprises a photo-thermal module, an electrochemical energy storage module, an intelligent control module and a heat exchange and energy supply module. Efficient conversion and intelligent complementation of energy are achieved, the photo-thermal module can efficiently collect solar energy and convert the solar energy into heat energy to be stored, a stable heat source is provided for the electrochemical energy storage module, electrochemical reaction is assisted, the energy storage efficiency is improved, and meanwhile the intelligent control module controls the intelligent control module according to the temperature state and the electric energy requirement of the electrochemical energy storage module. The heat output and light condensation parameters of the photo-thermal module are dynamically adjusted, intelligent distribution and adjustment of energy are achieved, and due to the synergistic effect, the utilization efficiency of the energy is improved, and the stability and reliability of the system are enhanced.

The invention provides a high-temperature liquid cooling cabinet control system and method based on intelligent energy efficiency optimization, and relates to the technical field of intelligent adjustment control. And meanwhile, constructing a digital twin containing a heat flow coupling simulation model and multi-target dynamic optimization to process real-time operation data of the liquid-cooled cabinet acquired in real time, deducing a heat dissipation result, an energy consumption result and a heat recovery result of the liquid-cooled cabinet, and performing multi-target dynamic optimization by taking the deducing result as a basis. Simulation solution is carried out by taking the purposes of ensuring the safety of a computing chip, reducing the energy consumption and stabilizing the waste heat quality as targets, an optimal control instruction set is obtained, a global dynamic balance point is actively generated in each control period, and low-energy-consumption and stable high-temperature heat output are achieved while the optimal heat dissipation cooling efficiency is ensured. Multi-target maximization cooperation is achieved, the energy utilization rate and the cooling efficiency are improved, waste is avoided, and the cost is reduced.

The invention discloses a boiler direct carbon emission intensity correction method and a related device, and relates to the technical field of boiler carbon emission, and the method comprises the following steps: obtaining boiler efficiency, boiler direct carbon emission and boiler output heat obtained by performing an energy efficiency test and a carbon emission test on a boiler under a test condition; calculating a correction coefficient based on carbon in the fuel and a correction coefficient based on sulfur in the fuel based on the analysis value of the element or the component of the test fuel and the analysis value of the element or the component of the reference fuel; based on the boiler efficiency, the boiler direct carbon emission, the boiler output heat, the correction coefficient based on the carbon in the fuel and the correction coefficient based on the sulfur in the fuel, the corrected boiler direct carbon emission intensity corrected to the reference condition is obtained through calculation, and correction of the boiler direct carbon emission intensity when the test condition is inconsistent with the reference condition can be achieved; therefore, scientific evaluation of the carbon emission level of the boiler is realized.

The embodiment of the invention relates to the technical field of electronic atomization, and discloses a control method and an aerosol generating device, the whole baking process is divided into a plurality of time periods according to the energy demand characteristics in the aerosol forming substrate baking process, and corresponding energy supply is set for each time period, so that the aerosol forming substrate baking efficiency is improved. Therefore, the aerosol forming substrate receives heat output by the heater in different time periods, and the aerosol generated after baking can rapidly reach a smokable state and maintain the smokable state. On the other hand, starting from the heat conduction characteristic, for each first time period, energy is continuously supplied in the first time period, and energy supply is stopped in the second time period, so that the temperature is firstly increased to the highest temperature and then reduced to the lowest temperature in the first time period, and the temperature difference between the two is 15 DEG C or above; the heat provided by the heater can be absorbed by the aerosol forming matrix in a large proportion when the energy is supplied in the next time period, so that the effects of improving the energy utilization rate and reducing the energy consumption are achieved.

The invention discloses an evaluation method of a solar coupling medium-deep ground source heat pump hot water supply system, which relates to the technical field of heat supply systems and comprises the following steps: acquiring various performance indexes based on historical environment parameters, historical system operation parameters and historical energy consumption parameters; the comprehensive energy efficiency ratio, the heat utilization efficiency and the comprehensive performance score of the system are obtained through the multiple performance parameters; and taking the historical environment parameters, the historical system operation parameters and the historical energy consumption parameters as inputs, taking the corresponding system comprehensive energy efficiency ratio, the heat utilization efficiency and the system comprehensive performance score as outputs, and training the neural network model to obtain an evaluation model. According to the method, comprehensive performance evaluation under cooperative work is emphasized, the concept of the comprehensive energy efficiency ratio of the system is put forward, the relation between effective heat output of the system and various input energy consumption of solar energy, the ground source heat pump, auxiliary energy and the like is comprehensively considered, the system performance is comprehensively evaluated, and compared with a single ground source heat pump system, the performance evaluation index is more comprehensive.

The invention discloses a carbon capture system based on heat pump heating flash evaporation barren liquor and an operation method of the carbon capture system, and belongs to the field of absorption carbon capture and waste heat utilization. The system comprises an absorption carbon capture unit, a heat pump unit, a flue gas flow channel and a hot water supply circulation flow channel, the absorption carbon capture unit is used for capturing CO2 gas in flue gas, and the heat pump unit is used for recovering flue gas waste heat of the power plant and outputting medium-temperature waste heat to the flash tank to increase the flash steam amount; the flue gas runner is used for introducing high-temperature flue gas into a flue gas inlet in the bottom of the absorption tower after the high-temperature flue gas is sequentially used for heating the generator and the evaporator; and the heat supply circulating water flow channel is used for transferring heat output by the heat pump unit to the flash tank. The heat pump is used for converting the low-temperature waste heat of the flue gas into the latent heat of the steam, the demand quantity of the reboiler for the steam is reduced, the overall energy consumption of a power plant is reduced, and an energy-saving and efficient flue gas trapping technology is provided.

The invention relates to a one-machine, three-device and four-working-medium full-effect power generation system technology for earth rock heat and other steam energy, in particular to a'gas-gas-steam-steam 'one-machine, three-device and four-cycle' micro-condensation cycle water feeder system, a double-water working medium heat exchanger system, a reverse Carnot cycle system and an earth rock heat output system which are matched with one another. A duplex reverse Carnot cycle system double-effect parallel medium two-direction progressive technological process, a single working medium through-flow structure and Rankine cycle uniform heat variable flow through-flow with'thermal unloading water and thermal loading water 'single working medium partition wall convection' micro-condensation heat regeneration and'main energy small flow steam and heated cycle huge running water 'double working medium partition wall convection heat exchange' are systematically created. The invention relates to a geothermal steam working medium independent heat exchange type output circulation, Rankine cycle power generation with two closed working media equal in heat and unequal in water through-flow, and a multi-system working principle that model selection is performed according to 6-20 times of through-flow and accumulation of small efficiency factors is equal to efficiency is combined, and a one-machine, three-device and four-cycle full-effect power generation system of general steam turbine distribution system full-efficiency power generation is included.

The invention relates to the technical field of heat energy storage and conversion, and discloses a multi-module fused salt phase change heat storage system capable of achieving stable heat output and a regulation and control method. The system comprises a plurality of standardized fused salt heat storage / heat exchange modules, a water tank, a water supply pipeline, a steam main loop and a central control system with a sensor. During operation, fused salt solidification heat release is utilized to generate steam, the steam flow, the liquid level and the fused salt temperature gradient of each module are monitored in real time through the central controller, and heat exchange attenuation caused by solidification layer thickening is predicted. And the liquid level, start and stop of the modules are dynamically adjusted by adopting sequential alternate regulation, so that the outputs of the modules in different attenuation states are subjected to superposition compensation, and the stability of the total steam flow is maintained. According to the invention, the heat exchange area does not need to be overmatched, the 100-200 DEG C saturated steam can be output, and the device is suitable for the fields of chemical industry and the like, and has both stability and economical efficiency.

The invention relates to the technical field of data analysis, in particular to a high-temperature heat pump heat output optimization control method and system based on autoregression analysis. The method comprises the following steps: establishing a high-temperature heat pump characteristic analysis model; analyzing high-temperature heat pump environment operation disturbance characteristic data according to the historical high-temperature heat pump environment parameters and the historical high-temperature heat pump operation data; performing environment disturbance sensitivity model parameter adjustment on the high-temperature heat pump characteristic analysis model based on the high-temperature heat pump environment operation disturbance characteristic data; the historical high-temperature heat pump control parameters and the historical high-temperature heat pump operation data are used for executing model error fitting optimization on the adjustment high-temperature heat pump characteristic analysis model; and the instant heat output optimization demand decision and the instant environment parameters are transmitted to an optimization high-temperature characteristic analysis model to analyze the dynamic scheduling control parameters of the high-temperature heat pump. According to the method, accurate modeling is carried out on the characteristics of the high-temperature heat pump equipment through the autoregression analysis technology, and intelligent optimization control over heat output of the high-temperature heat pump is achieved.

The invention relates to the technical field of device control, and discloses a gas water heater control method and device, a gas water heater and a storage medium, and the gas water heater control method comprises the steps that after the gas water heater is started, accumulated heat output data of the gas water heater is monitored; based on the accumulated heat output data, determining a corresponding target preset rotating speed control strategy in a plurality of preset rotating speed control strategies; and the target preset rotating speed control strategy is operated to control the rotating speed of a draught fan of the gas water heater. According to the method, the combustion effect difference between different types of gas can be reflected by accumulating the heat output data so as to replace recognition of the gas types, then the corresponding target preset rotating speed control strategy is matched according to the comparison result, gas recognition does not need to be carried out after the water heater reaches a stable state, and the efficiency is improved. The waiting time for matching the control strategy is greatly shortened, and the control efficiency of the gas water heater is improved.

The invention relates to a variable-power scale-free boiler and topology heat transfer quasi-super Stirling ecological heat engine technology, in particular to a working principle of direct-current scale-free super heat exchange high power density reaching 8-16 times fuel oil stress application variable power in the ZL2012105664497.4 patent achievement innovation field of the inventor, and the working principle is applied to normal low pressure, middle high pressure, critical pressure, high pressure, high pressure, high pressure, high pressure, high pressure, high pressure, high pressure, high pressure, high pressure, high pressure, high pressure, high pressure, high pressure, high pressure, high pressure, high pressure, high pressure, high pressure, high pressure, high pressure, high pressure, high pressure and high pressure. Various types of boilers are free of scale obstruction, super in heat exchange, high in power density, ultra-low in cost rate, and safe in multi-module unit combination of less than 30-90L; a boiler heat exchange heat output'boiler 'system formed by connecting ten to hundreds of congruent module (tube panel) units in parallel is integrally matched with a magnesium catalysis water-based combustion-supporting combustion science'boiler' system of a '8-16 times fuel oil stress application 'Stirling'heat engine', and meanwhile, a new era of human cosmic rock planet carbon dioxide and carbon rock particle energy ecological metallurgy is created. The invention relates to a Stirling ecological heat engine, in particular to a variable-power scale-free multi-module once-through boiler and a topology heat transfer Stirling ecological heat engine, wherein the variable-power scale-free multi-module once-through boiler and the topology heat transfer Stirling ecological heat engine are used for gathering metamorphosis heat radiation and a three-guide interlining heat transfer and exchange body heat output system under the constraint of extreme-effect

The invention belongs to the technical field of heat storage, and provides a paired metal hydride storage tank heat storage system and method for solar power generation. Wherein the paired metal hydride storage tank heat storage system is respectively communicated with the solar concentrating system and the electric power system through a heat exchange medium pipeline; the paired metal hydride storage tank heat storage system is configured in a multi-stage tandem mode, and at least two stages of heat storage systems are sequentially arranged in the flowing direction of heat exchange fluid in the heat output process. Under the operation requirement higher than the threshold load, all levels of heat storage systems are in an activated state, heat exchange fluid flows through each level of system according to a preset path, and heat released by each level of heat storage system is absorbed step by step; and under the condition that the load is lower than the threshold value for operation or the set working condition requirement, at least one stage of heat storage system bypass directly obtains the needed heat from other stages of heat storage systems.

The invention discloses a carbon capture system based on a heat pump preheating pregnant solution and an operation method of the carbon capture system, and belongs to the field of absorption carbon capture and waste heat utilization. The system comprises an absorption carbon capture unit, a heat pump unit, a flue gas flow channel and a hot water supply circulation flow channel, the absorption carbon capture unit is used for capturing CO2 gas in flue gas, and the heat pump unit is used for recovering flue gas waste heat of a power plant and outputting medium-temperature waste heat to the rich liquid preheater; the flue gas runner is used for introducing high-temperature flue gas into a flue gas inlet in the bottom of the absorption tower after the high-temperature flue gas is sequentially used for heating the generator and the evaporator; the heat supply circulating water flow channel is used for transferring heat output by the heat pump unit to the rich liquid preheater. An incremental absorption heat pump and a barren liquor flash evaporation recompression technology are used, and a medium-temperature heat source is generated by utilizing waste heat of flue gas and supplied to rich liquor at an inlet of the desorption tower, so that the temperature of the top of the desorption tower is increased.

The present invention provides an immersion liquid cooling device, control method, and system, relating to the field of heat dissipation technology. Preset sensors are used to obtain the temperatures at the inlet and outlet of a chip-level evaporator and the maximum chip temperature in real time, and determine the corresponding relationship between the inlet and outlet temperature difference and a preset threshold value. If the outlet temperature difference is less than the preset threshold, the valve opening of the pipeline valve corresponding to the outlet temperature difference is controlled to decrease as the outlet temperature difference increases, and the valve opening is determined in real time. When the valve opening reaches a minimum and the outlet temperature is still less than the preset threshold, the target fan speed is determined according to a first preset formula based on the maximum chip temperature and the chip heat output. If the outlet temperature difference is equal to the preset threshold, the target fan speed is determined based on the maximum chip temperature and the chip heat output. The present invention solves the problem in the prior art of lacking an immersion liquid cooling device, control method, and system with controllable cooling objects and cooling effects and a wide range of applicability.

The invention provides a model selection method and device for a solid electric heat storage system and relates to the technical field of solid electric heat storage, and the method comprises the steps that parameters of the solid electric heat storage system, parameters of a heat supply pipe network and daily heat demand of a user side are obtained; determining the target pipe network heat storage amount according to the heat supply pipe network parameters; according to the target pipe network heat storage capacity and the heat supply pipe network parameters, the output heat capable of being output to the user side by the pipe network is determined; based on the daily heat demand, the output heat, the solid electric heat storage system parameters and the heat supply pipe network parameters, first target heat storage capacity is determined; and a model selection scheme of the solid electric heat storage system is determined based on the first target heat storage amount, and the model selection scheme of the solid electric heat storage system with stable heat storage and lower cost is obtained.

The invention relates to the technical field of fused salt energy storage and heat supply, in particular to a fused salt heat storage and heat exchange system for supplying heat through medium circulation output. The fused salt heat storage and heat exchange system for supplying heat through medium circulation output comprises an electric heating fused salt energy storage device. The electric heating fused salt energy storage device comprises a fused salt heat storage tank, fused salt, an electric heating device and a power supply; the fused salt is stored in the fused salt heat storage tank, and the fused salt heat storage tank is provided with the electric heating device and is immersed in the fused salt in the fused salt heat storage tank. A heat exchange device of a large innovative structure is directly arranged in the fused salt heat storage tank, an energy storage and heat exchange integrated energy storage, heat exchange and fused salt pump-free circulating output heat supply system is formed, and a simple energy storage heat supply output independent unit system without a fused salt circulating pump and a high-temperature fused salt heat exchanger is achieved.

A control method and apparatus for a heat pump unit (100), a heat pump unit (100), and a storage medium. The method comprises: when an operation mode of a heat pump unit (100) is determined to be a domestic hot water mode, determining whether the heat pump unit has a startup requirement; if the heat pump unit (100) is determined to have a startup requirement, acquiring a hot water intake temperature and an ambient temperature in the heat pump unit (100), and, on the basis of the hot water intake temperature and the ambient temperature, determining a target output frequency of a compressor (101) in the heat pump unit (100); and controlling the compressor (101) to operate according to the target output frequency. When operating in the domestic hot water mode, the target output frequency of the compressor (101) in the heat pump unit (100) is adjusted and controlled on the basis of the hot water intake temperature and the ambient temperature in the heat pump unit (100), ensuring that refrigerant heat outputted by the compressor (101) can be fully absorbed in the domestic hot water mode, thereby improving the energy efficiency of the heat pump unit (100). By means of controlling the heat pump unit (100), the operating efficiency and energy efficiency of the heat pump unit (100) are effectively improved.

The invention relates to the technical field of intelligent control, in particular to an intelligent control system and method for a substation air conditioner, and the system comprises a sensing measurement module, a load recognition module, a task unloading module, a path scheduling module and a control linkage module. According to the method, the air conditioner start-stop state and the environment data are collected and classified and fused, the recognition depth of the space environment is enhanced, the response matching capacity of a control system to operation changes is improved, the abnormal state in equipment operation is recognized based on analysis of the fan operation track and the compressor start-stop rhythm, the fault risk is reduced, and the safety of equipment operation is improved. Light load tasks with stable control period, low execution frequency and less resource occupation are screened, suspension and transfer are implemented, dynamic allocation of task resources is optimized, a control path is dynamically matched according to the current load condition of equipment, and the control efficiency is improved by integrating control instructions and linking wind speed regulation and cold and hot output control. And the regulation and control stability and the operation collaboration of the system are enhanced.

The invention relates to the technical field of flow measurement, in particular to a flow measurement deviation correction method and system based on multi-component gas mixing change. Comprising the following steps: acquiring actually measured sound velocity and temperature-pressure parameters by using an intelligent sensor; constructing a virtual component perception model, and inverting the instantaneous concentration ratio of each component in real time by using sound velocity and physical property association; the theoretical sound velocity reference value is dynamically corrected, the signal detection deviation is compensated, and the corrected operation volume flow is output; the component proportion is input into a state equation calculation engine, and a compression factor and real-time density are solved; finally, energy flow is output in combination with unit volume calorific value. Through second-level component inversion and physical property dynamic compensation, the problems of measurement response lag and precision reduction under the component fluctuation working condition are solved.

The invention discloses a method and system for evaluating the demand response capability of a solid heat storage cluster for building heat supply. The method comprises the steps that S1, the heat supply area and the heat supply time of a heat consumer and voltage, current and heat storage body temperature information collected by solid heat storage through a measuring device are obtained; s2, heat loads in the same heat supply network are aggregated and superposed, a total heat load curve is calculated, and a heat supply curve of each solid heat storage unit is formulated according to the solid heat storage capacity in a weighted mode; s3, the dynamic model can calculate the heating capacity and the heat output and heat leakage according to the energy conservation principle by combining the heat load curve of the solid heat storage, and the temperature state of the heat storage body at the future moment is calculated; and S4, calculating the demand response capability under step-by-step power regulation according to the temperature state and the constraint condition of the heat accumulator. By the adoption of the technical scheme, the problem that in an existing heat supply station, a corresponding capability evaluation method is lacked when the solid heat storage cluster participates in demand response is solved.

A vertical grilling assembly for uniform grilling of food with reduced flareups includes a housing, which defines an interior space. A retaining unit, which is engaged to a food item is insertable through an opening, which is positioned in a front of the housing, so that the food item is positioned in the interior space substantially equally distant from opposed sides of the housing. A first door is hingedly engaged to the housing and is positioned to selectively close the opening. A pair of heaters is engaged singly to the opposed sides of the housing and positioned in the interior space. The heaters selectively heat the interior space to grill the food item. A controller is engaged to the housing and is operationally engaged to the pair of heaters. The controller is positioned to control heat output from the pair of heaters.

The invention relates to the technical field of heat storage devices, and discloses a phase change fused salt and solid heat storage combined heat storage device and a working method thereof. Comprising a combined heat storage device shell, a heat preservation material, a heat exchange gas channel, a solid heat storage brick, a shaped graphite-based solid heat storage block, a phase change fused salt packaging channel, a heater, an electrical wiring terminal, a power source, a gas fan and a heat exchanger. A layer of thermal insulation material is arranged in the combined heat storage device shell, a layer of solid heat storage bricks is arranged in the thermal insulation material, and the solid heat storage bricks are filled with the shaped graphite-based solid heat storage blocks; the heat exchange gas channels and the phase change fused salt packaging channels are alternately arranged in the shaped graphite-based solid heat storage block, and the two channels are arranged in parallel. According to the invention, through combination of the solid heat storage brick and the shaped graphite-based heat storage block, rapid heat storage and long-acting heat release are realized; the phase change fused salt packaging channel prolongs the heat output and improves the energy density.

The invention relates to a method (200) for determining a water content in an air flow (11) in a temperature-control system (100) having a refrigerant circuit (120) which contains a refrigerant (12) and comprises a compressor (124) for compressing the refrigerant (12) and a heat exchanger (130) for transferring heat between the refrigerant (12) and the air flow (11), in particular in a vehicle, the method (200) comprising determining (212) an air mass flow through the heat exchanger (130), determining (210) an enthalpy difference in the air flow (11) across the heat exchanger (130), determining (220) a heat output of the refrigerant (12) in the heat exchanger (130) and determining (218) the water content in the air flow (11) on the basis of the determined heat output of the refrigerant (12), the enthalpy difference and the air mass flow. The invention also proposes a computing unit (140) and a computer program for carrying out such a method.

The present invention provides a gas burner device and a cooking appliance that can suppress the generation of yellow flames caused by a rapid increase in the burner's heat output. [Solution] When the control means 60 receives an instruction via the heat output instruction means 57 to increase the heat output of the burner 39 from the first heat output to the second heat output, the control means 60 pauses the opening of the gas quantity control valve 55, which adjusts the amount of fuel gas supplied to the burner 39, for a predetermined time or slows down the opening speed of the gas quantity control valve 55 while it is in the process of changing the opening degree of the gas quantity control valve 55 from the first heat output opening degree to obtain the first heat output to the second heat output opening degree to obtain the second heat output.

The application provides a display device and a heat dissipation control method thereof. The display device comprises a shell, the shell defines an inner cavity; a heat dissipation structure is arranged in the inner cavity, the heat dissipation structure comprises a thermoelectric cooling device and a heat sink, the thermoelectric cooling device has a hot end and a cold end, the hot end exchanges heat with the heat sink, and the cold end exchanges heat with a heat output area of the display device. The application increases the passive heat dissipation mode, the size of the thermoelectric cooling device is usually thin, the heat dissipation efficiency of the display device is improved, the requirements for the air flow generating device and the space inside the display device are reduced, the layout and structure design of other electronic elements inside the display device are not affected, and the thinning of the display device is facilitated.

The present invention provides a heat recovery-based drinking fountain and its control method, comprising: a heat storage device, an instant heating heater, and a control valve sequentially connected via a water channel; the heat storage device is configured to heat raw water inputted into a water pipe at a first temperature to warm water at a second temperature; the second temperature warm water is then inputted into the instant heating heater; the instant heating heater is configured to heat the warm water to boiling water and input the boiling water into the control valve; the control valve is configured to split the boiling water into a first boiling water source and a second boiling water source; the first boiling water is inputted into the heat storage device; the heat storage device is further configured to recover heat from the first boiling water source and output warm water at a third temperature; the water channel is further configured to mix the third temperature warm water with the second boiling water source to output directly drinkable warm water at a first preset temperature. This drinking fountain can increase the output of water at a preset temperature, save electricity, and avoid situations where the water quality is poor.

The invention relates to the technical field of metal casting, and discloses a steel ladle baking intelligent control system, which comprises a waste gas monitoring unit for collecting humidity, temperature and flow parameters of waste gas in a discharge flue in real time; the feature extraction and stage recognition unit is used for calculating a baking entropy speed increase rate feature index based on the parameter coupling, and dynamically recognizing severe evaporation, evaporation slowing down, pure heating and soaking saturation stages; and the baking control unit sets a target entropy speed increasing rate interval according to the current stage, and homogenized drying and temperature rising are achieved in the steel ladle by adjusting heat output of the heating device. According to the method, the internal thermodynamic state of the steel ladle is dynamically analyzed through the entropy flow characteristics of the waste gas, self-adaptive precise regulation and control of the baking process are achieved, the problems of uneven baking and low energy efficiency caused by black box operation in a traditional method are solved, meanwhile, the penetrability verification capability on residual moisture is achieved, and the baking quality and the energy utilization efficiency are remarkably improved.