1959 results about "Steam generation" patented technology

A cleaning apparatus including a robot cleaner including a main body having a lower portion to which a mop is detachably mountable; and a station on which the robot cleaner is placeable, the station including a water storage container configured to store water, a washing chamber configured so that, while the robot cleaner is placed on the station and a mop is mounted to the lower portion of the main body, the mop is washable in the washing chamber, a steam generation device to generate steam using water from the water storage container, a pump configured to pump the water in the water storage container out of the water storage container, a first pipe to guide the water pumped out of the water storage container to the washing chamber, and a second pipe to guide the water pumped out of the water storage container to the steam generation device.

According to the energy storage coupling heat pump steam generation method and system, the mode that the heat pump device and the energy storage device cooperatively operate is adopted, and efficient and economical steam supply is achieved. The method comprises the steps that high-temperature water is prepared and stored in the off-peak electricity period through the heat pump device, and the high-temperature water is further heated through the energy storage device to generate superheated steam for a user to use. The energy storage device comprises a plurality of energy storage modules, and a heat exchange pipeline of the energy storage device can be switched between a parallel connection mode and a series connection mode through switching, so that deep heat release and flexible regulation and control are achieved. According to the method, the energy storage capacity and heat release power of the energy storage module are dynamically adjusted, enthalpy increment distribution of the heat pump and the energy storage device is optimized in combination with load prediction, and diversified steam requirements are met. And meanwhile, preheating or dynamic supplement is conducted on the energy storage module through the heat pump device, waste heat recovery is achieved, and the energy efficiency is improved. According to the method, the operation cost is remarkably reduced, the capacity of the system for adapting to load fluctuation is enhanced, and the method is suitable for industrial steam use scenes and has the advantages of being efficient, stable and flexible.

A molten salt heating direct-flow type wet saturated steam generation system, comprising an evaporation device, a molten salt conveying device, a preheating device, a softened water conveying device, and a dryness adjustment device. The evaporation device is provided with a first heat exchange pipeline and a second heat exchange pipeline; the molten salt conveying device comprises a molten salt conveying apparatus and a molten salt recovery apparatus; the preheating device is provided with a first preheating pipeline, and an outlet of the second heat exchange pipeline is connected to a steam output pipeline; and the dryness adjustment device comprises an adjustment member and a dryness measurement apparatus. According to the steam generation system provided by the present invention, the temperature of softened water and the temperature of molten salt can be adjusted to appropriate ranges, avoiding the crystallization of the molten salt; moreover, the dryness of wet saturated steam can be controlled by means of coarse adjustment and fine adjustment, and the direct-flow type evaporation device is suitable for softened water having poor quality so as to meet the steam injection requirements of oil fields.

The present invention relates to a steam generator, which includes: a steam shell forming an outer shape and having a space for storing water formed therein; a steam heater, which is arranged inside the steam shell and generates steam by heating the water stored inside the steam shell by applying power; a water pipe, which is arranged on one side of the circumferential surface of the steam shell and is formed with a connecting hole, wherein the connecting hole allows water to flow from the outside into the interior of the steam shell, or allows water inside the steam shell to flow out to the outside; an air intake portion, which is arranged on the upper surface of the steam shell and is formed with an air intake port, wherein the air intake port allows air to flow into the interior of the steam shell; and a steam discharge portion, which is arranged on the upper surface of the steam shell at a predetermined interval from the air intake portion and is formed with a steam discharge port for discharging steam generated inside the steam shell and air flowing in through the air intake portion to the outside.

The invention discloses a high-temperature steam sterilizer, which relates to the technical field of sterilization equipment, and has the technical key points that the high-temperature steam sterilizer comprises a base and a tank body fixedly mounted on the base, a steam generation mechanism is arranged at the top of the base, a steam distribution mechanism is arranged in an inner cavity of the tank body, and a sealed storage mechanism is arranged at the top of the tank body; the steam distribution mechanism comprises a preheating assembly and a steam equipartition assembly, and the preheating assembly comprises a heat conduction cylinder fixedly installed at the bottom of an inner cavity of the tank body. The problem of local sterilization failure caused by non-uniform steam distribution of a traditional sterilizer is solved, agricultural products are rapidly penetrated through by increasing the steam flow speed and the diffusion range, sterilization dead angles are avoided, the steam flow path is reasonably controlled, energy waste is reduced, and sterilization uniformity and economical efficiency are remarkably improved.

Disclosed is an energy storage and steam generation system, including an electrode steam boiler. One side of the electrode steam boiler is connected with a boiler deaerator through a pipeline. A pipeline A is arranged at the top of the electrode steam boiler. The pipeline A is connected with a steam superheater, and an outlet of the steam superheater is provided with an external steam supply outlet pipeline. A molten salt steam generation bypass pipeline and a pipeline B are arranged on the steam superheater. One end of the molten salt steam generation bypass pipeline is connected to the steam superheater. A low-temperature molten salt storage tank is connected to the pipeline B, and a high-temperature molten salt storage tank is connected to the low-temperature molten salt storage tank through a pipeline. The other end of the molten salt steam generation bypass pipeline is connected to the high-temperature molten salt storage tank. Meanwhile, a generation method is further disclosed. According to the present disclosure, electric energy is converted into heat energy to be stored in the molten salt, and then energy is released for external steam supply by means of a method for generating steam through heating by coupling the molten salt, thereby realizing large-scale heat storage, prolonging the life of a heating system, and improving the reliability.

The invention relates to the technical field of cleaning equipment, and particularly discloses a steam cleaning machine. The cleaning machine comprises a cleaning machine body, a steam generation system, a cleaning agent conveying device, a waste water suction device, a hot air device and a control device are arranged in the cleaning machine body, the cleaning machine body is connected with a multifunctional integrated spray head through a multi-channel connector and a multi-channel connecting pipe, and the multifunctional integrated spray head is of a multi-layer hierarchical structure. The steam nozzle, the cleaning agent nozzle and the spherical suction head are sequentially arranged from inside to outside; during use, steam and a cleaning agent cooperatively soften and decompose dirt, the wastewater suction device sucks sewage through a spherical suction head of the spray head, the hot air device blows out hot air for drying, and all the systems are controlled by the control device. The cleaning device integrates the functions of steam cleaning, cleaning agent assisting, waste water sucking and hot air drying, achieves closed-loop cleaning, is convenient to operate and high in efficiency, and meets the cleaning requirements of floors, furniture, tabletops, household appliance gaps and the like in families, hotels and other scenes.

The invention relates to the technical field of thermal power generation, in particular to a coal-fired power plant based on fused salt heat storage, a power generation system and an operation method. The coal-fired power plant comprises a boiler, a steam turbine, a condenser, a deaerator, a first heating unit, a second heating unit and a generator. The coal-fired power plant is further provided with a first pipeline, a second pipeline, a third pipeline and a fourth pipeline, one end of the first pipeline is connected to the pipeline between the boiler and the steam turbine, and the other end of the first pipeline is connected with an air inlet of the fused salt heating unit. One end of the second pipeline is connected with an air outlet of the fused salt heating unit, and the other end is connected with the condenser; one end of the third pipeline is connected with the deaerator, and the other end is connected with an air inlet of the steam generation unit; one end of the fourth pipeline is connected with an air outlet of the steam generation unit, and the other end is connected with the turbine and the first heating unit. And the peak regulation depth and the variable load rate of the coal-fired power plant are improved.

A hybrid power generation system in one embodiment comprises a green boiler containing a thermal mass composition operable to store thermal energy, a solar energy collection system which absorbs solar energy to heat a first working fluid and in turn the thermal mass composition, and a power generation system comprising a steam turbine coupled to an electric generator to produce electricity and a nuclear steam supply system which convert a second working fluid comprising water from liquid to steam. Steam output by the nuclear steam supply system flows through the green boiler and is heated by absorbing heat from the thermal mass composition to increase the enthalpy of the steam and concomitantly electric power output from the turbine-generator. The nuclear steam supply system and green boiler may be retrofit to replace existing fossil fuel steam generation systems while retaining the energy conversion part of the fossil power plant.

The present disclosure provides systems and methods for hydrogen production as well as apparatuses useful in such systems and methods, including steam generation systems and methods. Hydrogen is produced by reforming of a hydrocarbon in a plurality of reformers to achieve improved reforming efficiency. A CO2 convective reformer (CCR) and an oxygen secondary reformer (OSR) are used in series to convert hydrocarbon and steam to synthesis gas with substantially complete carbon capture. Steam generation is provided along separate pathways to provide separate steam streams of different composition.

The invention provides a fused salt heat storage system coupled with a coal-fired unit, and relates to the field of energy storage systems, high-temperature flue gas and low-temperature flue gas are taken from the two sides of a high-temperature flue and a low-temperature flue of a boiler, the four strands of flue gas enter a flue gas mixer to be mixed, and the mixed flue gas enters a flue gas-fused salt heat exchanger to serve as a heat source for heating fused salt; fused salt in the low-temperature fused salt tank is heated after passing through the flue gas-fused salt heat exchanger and enters the high-temperature fused salt tank. When the unit needs to increase the load, the fused salt steam generation system is started, high-temperature fused salt in the high-temperature fused salt tank is introduced into the fused salt steam generation system, heat is released in the fused salt steam generation system, so that the fused salt steam generation system generates steam, and the steam enters the steam inlet of a load object through the steam outlet to increase the load. According to the scheme, high-temperature flue gas and low-temperature flue gas are taken from the left sides and the right sides of the high-temperature flue and the low-temperature flue of the boiler and mixed into the flue gas mixer to be mixed, and the stability of the flue gas output by the flue gas mixer is guaranteed.

The present invention reduces the consumption of a solute used for generating alkaline water while using the alkaline water for efficiently separating carbon dioxide gas from exhaust gas, so as to reduce running costs. A separation device for carbon dioxide gas according to the present invention comprises: a steam generation part that heats alkaline water to a boiling point or higher and generates alkaline water steam; a mixing part that mixes the alkaline water steam with exhaust gas to form steam-mixed exhaust gas; a cooling part that cools the steam-mixed exhaust gas to form mist-containing exhaust gas containing mist in which the carbon dioxide gas is absorbed and which is formed by condensation of the alkaline water steam having absorbed carbon dioxide gas; a recovered water separation part that recovers, as recovered water from the mist-containing exhaust gas, the mist in which the carbon dioxide gas is absorbed; a vaporization part that heats and vaporizes the recovered water to form mixed gas which contains the carbon dioxide gas and the alkaline water steam; a gas separation part that filters the mixed gas with a gas separation membrane to separate the carbon dioxide gas and solute gas of the alkaline water; and a solute mixing part that dissolves, in water, the solute gas of the alkaline water to form alkaline water.

The invention relates to the technical field of chemical reaction equipment, in particular to a pulse intermittent water vapor bottom blowing coupling mechanical stirring enhanced mixing device which comprises a tank body, a sealing cover is mounted on the top surface of the tank body, a stirring assembly used for stirring the interior of the tank body is mounted on the sealing cover, the stirring assembly extends into the tank body, and the stirring assembly is connected with the tank body. An air outlet head is arranged at the bottom in the tank body, the air outlet head is communicated with a steam generation unit through an air supply pipe, and the steam generation unit is electrically connected with a pulse control unit used for sending variable frequency signals with adjustable pulse frequency to the steam generation unit. The steam injection frequency is controlled through the pulse control unit, the use amount of the steam is reduced, local high temperature generated by the system during continuous injection is avoided, the temperature is more uniform, meanwhile, convection can be further strengthened through nonlinear input, the periodic structure of the system is damaged, and the service life of the system is prolonged. And more chaotic flow regions are formed to enhance mixing and heat transfer efficiency, so that the production efficiency is improved, and the energy loss is reduced.

A system for generating steam for industrial heat. The system may include a plurality of heat pump cycles in thermal communication with each other and in thermal communication with a steam generation cycle. The plurality of heat pump cycles may include first and second heat pump cycles. The first heat pump circulates a first a working fluid and includes a first heat exchanger. The second heat pump cycle circulates a second working fluid and includes a second heat exchanger. The first heat exchanger transfers heat from the first to the second working fluid. The second heat exchanger transfers heat to a third working fluid in the steam generation cycle.

The invention discloses a steam compression system and a control method thereof. The steam compression system comprises a flash tank, at least one stage of steam compressor and a first water circulation pipe. The flash tank is used for enabling the steam generation water heated to the specified flash temperature to be subjected to flash evaporation under the negative pressure condition in the tank to become low-pressure steam; the steam compressor is used for compressing the low-pressure steam into superheated steam of which the saturation pressure is target condensing pressure; and the first water circulating pipe is used for guiding water of a target water source to motors of the steam compressors at all levels and exchanging heat with heat dissipation mechanisms of all the motors, and the water subjected to heat exchange returns to the target water source. Compared with the prior art, heat at the motor is recycled through water circulation, so that the enthalpy value of water for steam generation is increased, energy consumption needed by steam generation is reduced, and the comprehensive energy efficiency of the system is improved.

The invention discloses a power plant water vapor centralized sampling device and method. The power plant water vapor centralized sampling device comprises a high-temperature and high-pressure sampling valve, a filter, a cooler, a cooler water inlet regulating valve, a cooler water return valve, a pressure reducing valve, a safety valve, an electromagnetic valve and a temperature controller. By means of the arrangement, in actual operation, the problems that a filter of a water vapor centralized sampling device is frequently blocked and cannot be thoroughly washed, and steam is easily discharged during sampling pollution discharge can be solved through the water vapor centralized sampling device. The opening degree of the cooling water inlet regulating valve of the cooler can be automatically regulated according to the temperature of the cooled sample water, so that the flow of the cooling water is reduced, the cooling water is saved, and the water vapor centralized sampling device is more economical and safer to use. Not only is the workload of workers reduced, but also the workers do not need to worry about steam discharge and scald accidents during pollution discharge. Compared with a traditional steam-water centralized sampling system, the safety and the convenience are greatly improved.

An energy storage system converts variable renewable electricity (VRE) to continuous heat. Intermittent electrical energy heats a solid medium. Heat from the solid medium is delivered continuously on demand. An array of bricks incorporating internal radiation cavities is directly heated by thermal radiation. The cavities facilitate rapid, uniform heating via reradiation. Heat delivery via flowing gas establishes a thermocline which maintains high outlet temperature throughout discharge. Gas flows through structured pathways within the array, delivering heat which may be used for processes including calcination, hydrogen electrolysis, steam generation, and thermal power generation and cogeneration. Low temperature waste heat from energy production can be recovered and used to improve overall system efficiency.

The utility model discloses a dry and wet steam generation structure of an emulsifying pot, the top of a pot body is communicated with a cleaning pipeline, the other end of the cleaning pipeline is communicated with a wet steam generation device and a dry steam generation device at the same time, wet steam is generated in the wet steam generation device, and the generated wet steam is communicated into the pot body through the cleaning pipeline for wet steam cleaning. Wet steam is conveyed to the dry steam generating device through the first communicating pipe, the separating device is arranged in the dry steam generating device to generate dry steam, the dry steam enters the pot body through the cleaning pipeline to be sterilized, the emulsifying pot body can be rapidly and efficiently cleaned through the wet steam generated by the wet steam generating device, the cleaning efficiency is high, no dead angle exists, and cleaning is thorough. Dry steam generated by the dry steam generating device can be used for efficient sterilization, efficient sterilization and disinfection can be carried out, a traditional cleaning and disinfection mode is replaced with a dry and wet steam technology, the cleaning efficiency and effect can be greatly improved, and needed energy consumption is greatly reduced.

The invention provides a steam ejector and an ejection method, and relates to the technical field of vacuum suction, the steam ejector comprises a negative suction pipeline, a steam ejection pipe is mounted on a square flange on the negative suction pipeline, a steam generation assembly is mounted at one end of the steam ejection pipe, and a noise elimination and speed reduction assembly is mounted at the other end of the steam ejection pipe; and the steam adjusting assembly is used for adjusting steam injected into the steam injection pipe. The technical problem that a steam ejector lacks a structure for reducing the temperature, flow velocity and noise of output steam is solved.

The invention discloses a casting shrinkage-proof device for hot-working casting, and belongs to the technical field of hot-working casting, by arranging a heating mechanism and a knocking mechanism, through vibration and disturbance generated by knocking, the static state of 21800 austenitic stainless steel metal liquid in a casting mold can be broken, and the shrinkage-proof performance of the casting is improved. According to the technical scheme, small bubbles originally attached to the interior or the wall face of liquid are disturbed and start to float upwards, meanwhile, vibration can improve the liquidity of the metal liquid, crank knocking is started in the process that the metal liquid is injected into a casting mold, knocking is still continuously kept after the metal liquid is injected, knocking power is from pushing of steam, and therefore the effect of improving the fluidity of the metal liquid is achieved. No other external force is needed in the process, and the knocking frequency is gradually reduced until the knocking frequency is completely stopped along with cooling of metal, weakening of power generated by steam and reduction of the casting mold temperature, so that the purpose of preventing the stability of metal liquid during condensation from being damaged by excessive knocking is achieved.

The utility model provides a water-fused salt cascade energy storage steam generating device and system, a first input end of a high-temperature water storage tank is communicated with a water supply device, a second input end of the high-temperature water storage tank is communicated with a gas constant pressure device, and a water storage electric heater is arranged in the high-temperature water storage tank and is used for heating water in the high-temperature water storage tank under a high-pressure condition; the input end of the fused salt storage and heat exchange device is communicated with the output end of the high-temperature water storage tank through a pipeline and a valve body, a steam opening is formed in the output end of the fused salt storage and heat exchange device, and a fused salt electric heater is arranged in the fused salt storage and heat exchange device and used for heating fused salt in the fused salt storage and heat exchange device. According to the water-fused salt cascade energy storage steam generation device, the heating and energy storage functions of the water body and the fused salt are achieved respectively, the steam production efficiency is improved, and the electric energy cost in the steam production process is reduced.

The invention provides a steaming oven and a control method and system thereof. The control method comprises the steps that in response to a steaming oven starting instruction, a water pump and a steam generation module are controlled to start working; monitoring the working current when the water pump pumps water and the current temperature of the steam generation module; monitoring whether the water tank is in a first water shortage state according to the working current and the current temperature; in response to the first water shortage state of the water tank, supplementing water to the water tank until the first water shortage state is released. Whether the water tank is in the first water shortage state or not is detected by monitoring the working current when the water pump pumps water and the current temperature of the steam generation module, when the water tank is short of water, water is intelligently supplemented to the water tank, the cooking process is not interrupted, and the cooking effect is guaranteed.

A steamer designed with an ultra slim construction for easier carrying, packing and traveling without compromising efficient and effective steam generation and distribution is disclosed. The steamer comprises a housing characterized by a specific length, width, and height. Integrated within the housing is a reservoir designated for holding water or other liquid to be steamed. This reservoir is connected to the housing and supplies water to a steam generator positioned inside the housing. The steam generator is in fluid communication with the reservoir via a pump, facilitating the transfer of water. The steam generator converts the water into steam and is equipped with a plurality of steam outlets. These steam outlets are uniquely oriented vertically relative to one another along the height of the housing, contributing to the slim construction of the steamer and ensuring an optimal distribution of steam for various applications. This configuration enhances the steamer's portability, functionality and versatility, making it suitable for a wide range of steaming tasks at home or while traveling.

The invention discloses a confining pressure and temperature coupled Hopkinson bar impact test device and method, and belongs to the field of rock mechanics test devices, and the confining pressure and temperature coupled Hopkinson bar impact test device comprises a Hopkinson bar, a confining pressure and temperature loading device system, a steam generation device and a liquid nitrogen low-temperature device. The temperature and confining pressure combined loading device provided by the invention can realize combined loading of confining pressure and high temperature (normal temperature to 200 DEG C) and confining pressure and low temperature (normal temperature to-40 DEG C) of rocks, and meanwhile, the system can realize high-temperature and low-temperature repeated circulation effect on the rocks, namely, the rocks are heated to 200 DEG C by using a steam generation device firstly, and then are heated to 200 DEG C by using a steam generator; if natural cooling to normal temperature is actually carried out, at least four hours are needed; when the liquid nitrogen low-temperature system is used, the rock can be cooled to the normal temperature from 200 DEG C within 20 minutes, and if the liquid nitrogen low-temperature system is continuously used, the rock can be cooled to-40 DEG C. At present, no system can realize simultaneous loading of confining pressure, high temperature and low temperature, and repeated temperature rising and cooling.

The present invention relates to the technical field of hand-held household appliances and discloses a steam ironing device, which comprises a shell (100), a steam generation assembly (200) is arranged on the shell (100), the steam generation assembly (200) is connected with an ironing panel (300), and a steam outlet (301) is formed in the ironing panel (300); an air suction assembly (400) is arranged on the shell (100), an air suction opening (401) is formed in the air suction assembly (400), and the air suction opening (401) and the steam outlet (301) are located in the same side of the shell (100). The ironing device has the advantages of being capable of adsorbing clothes, high in ironing efficiency and convenient to operate.

The invention discloses a fused salt steam generation system and a control method thereof. A high-temperature molten salt tank, a salt feeding pump, a molten salt channel of a second-stage superheater, a molten salt channel of a first-stage superheater, a molten salt channel of an evaporator, a molten salt channel of a preheater and a low-temperature molten salt tank of the system are communicated in sequence; the water supply end, the water supply pump, a steam-water channel of the preheater, the steam pocket, the pressure regulating valve, a steam-water channel of the first-stage superheater, the water spraying and temperature reducing device, a steam-water channel of the second-stage superheater and the steam removal end are sequentially communicated, and a descending pipe and an ascending pipe of the steam pocket are communicated with a steam-water channel of the evaporator. The control method aims at the system. The method has the advantages that the steam pocket pressure is actively adjusted during load rising, the liquid working medium is flashed, a load instruction can be quickly responded, steam is stably generated according to the instruction and merged into the steam turbine, and the stability and safety of the steam turbine are improved; the steam pocket of the evaporation system is used as steam storage equipment, so that an independent steam storage pocket is prevented from being arranged in the evaporation system, the cost is reduced, and the control logic is simplified.

The invention belongs to the field of new energy power generation systems, and discloses a forced circulation steam generation system variable load operation optimization method and related equipment.The method includes the steps that a tube shell type evaporator numerical calculation model and a forced circulation system hydrodynamic balance model are established, and high evaporation capacity, evaporator efficiency and minimum cost serve as optimization targets; a multi-objective optimization model is constructed by combining the change of the flow of the fused salt and the flow of the circulating water; the model is solved by adopting a Pareto dominating method, and a Pareto optimal solution set can be output, so that optimized operation schemes of the forced circulation system under different loads can be formulated according to the optimal solutions; by the adoption of the method, high evaporator efficiency and evaporation capacity can be achieved, meanwhile, pump work loss can be effectively reduced, the key target in operation of the photo-thermal power station is achieved, namely, balance of high efficiency and low loss is achieved, and powerful support is provided for stable operation and economic benefits of the photo-thermal power station.

The invention provides a transient working condition control device and method under a multi-module high-temperature gas cooled reactor combined heat and power working condition. The transient condition control device under the multi-module high-temperature gas cooled reactor cogeneration condition comprises a plurality of NSSS module control system modules, a unit control system module, a steam turbine control system module, a main steam pressure control system module, a main feed water pressure control system module and a heat supply station control system module. And the unit control system module is used for controlling a plurality of transient working conditions according to a plurality of received signal parameters output by the NSSS module control system modules, the steam turbine control system module, the main steam pressure control system module, the main feed water pressure control system module and the heat supply station control system module. According to the system, the multiple control system modules are additionally arranged, so that the problems that when the unit occurs in a transient state, the simple jump stop of a steam turbine or a reactor can generate large influence on external steam supply, and industrial enterprise equipment is damaged and economic losses are large are solved.

The utility model relates to cleaning equipment which comprises a floor brush assembly, and the floor brush assembly comprises a floor brush shell, a rolling brush, a rolling brush cover assembly and a steam unit. The rolling brush is rotationally connected to the floor brush shell; the rolling brush cover assembly comprises a rolling brush cover body and a steam output part. The rolling brush cover body and the floor brush shell define a rolling brush cavity used for being matched with a rolling brush. The steam output part is arranged on the rolling brush cover body and used for providing steam for the working face. The steam unit comprises a steam generation module used for conveying steam to the steam output part and further comprises a gas-liquid separation module, the gas-liquid separation module receives the steam, conducts gas-liquid separation on the steam and then conveys the steam to the steam output part, and the gas-liquid separation module is provided with at least two areas which are arranged in the steam flowing direction and are different in sectional area. The area upstream of the steam flow path has a smaller cross-sectional area than the area downstream of the steam flow path. The liquid content in the steam sprayed out of the steam output part is greatly reduced, liquefied water dripping is avoided, and water marks are not prone to being left.

The invention relates to the technical field of cooking equipment, and discloses a cooking equipment control method and device, cooking equipment and a storage medium, and the method comprises the steps: monitoring the temperature of a cooking cavity of the cooking equipment and the working duration of a steam generation module after the cooking equipment starts a steaming function; when the current cooking cavity temperature is smaller than the first preset temperature, the temperature difference between the set temperature corresponding to the steaming function and the current cooking cavity temperature is calculated; based on the temperature difference and the current working duration of the steam generation module, the working duration of the condensate water treatment module is determined so as to control the condensate water treatment module to start working. The starting time of the condensate water treatment module is determined, and the working time of the condensate water treatment module is determined by comprehensively considering the temperature difference between the real-time temperature of the cooking cavity and the set temperature and the working time of the steam generation module, so that the condensate water treatment module is accurately controlled to work, and the steam amount in the cooking cavity is accurately controlled; the user experience is improved, and the after-sales service cost is saved.