713 results about "Steam generation" patented technology

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 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 discloses a deep peak regulation and frequency modulation heat energy storage system and method coupled with a coal-fired unit, and belongs to the technical field of coal-fired unit flexible transformation and power grid regulation. Aiming at the problems that a single fused salt / solid heat storage occupies a large area, the initial investment is high, a steam generation system is complicated, and a conventional coal-fired unit is difficult to meet the requirements that the minimum power generation output of a new generation coal-electricity pilot demonstration unit is less than or equal to 20% Pe, and deep peak regulation is realized to give consideration to primary frequency modulation performance through self or auxiliary regulation as much as possible in the specification of power generation and transformation energy (2025) 363. The system comprises a heat energy storage unit and a coal-fired unit, the heat energy storage unit comprises a demineralized water supply water tank, an electrode steam boiler, a spherical tank and a heat storage type steam temperature increasing device, and the structure of spherical tank flash evaporation steam supply and heat storage temperature increasing sensible heat supplementing is adopted to be matched with steam supplementing of a steam turbine. The combined minimum power generation output of the two can be reduced to 10% Pe, the peak increase output is at least 5.6% Pe, primary frequency modulation is assisted by increasing and decreasing the power consumption of the electrode steam boiler, and new energy consumption is assisted.

Waste heat cascade utilization system for the synergistic recovery of heat energy from heat exchange and milling heat, characterized in that it includes a mechanical heat recovery device, a primary preheating device, a secondary steam generation device and a tertiary low-temperature utilization device; wherein the mechanical heat recovery device connects the heat-generating components of the blower mill to the dry pipe inlet air duct in order to absorb the heat generated by the heat-generating components of the blower mill and transfer it to the dry pipe inlet air duct; wherein the primary preheating device, the secondary steam generating device and the tertiary low-temperature utilization device are arranged sequentially in the flue gas duct at the dry pipe flue gas outlet; wherein the heat outlet of the primary preheating device is connected to the combustion air duct of the boiler in order to preheat the combustion air of the boiler; wherein the steam outlet of the secondary steam generating device is connected to the steam inlet of a steam turbine to assist the turbine in driving a generator for electricity generation; and wherein the tertiary low-temperature utilization device is connected to the process water line to regulate the process water temperature and to assist the plant heating.

The invention discloses an endogenous steam in-situ braking expansion device and a hard carbon material preparation method, and belongs to the technical field of biomass pretreatment, and the endogenous steam in-situ braking expansion device comprises a steam explosion reaction cabin and a water storage cabin which are communicated. An electric heating device is arranged outside the steam explosion reaction cabin, the steam explosion reaction cabin is communicated with the water storage cabin, and an inductance heating device is arranged outside the water storage cabin. The brake expansion device adopts a mode of combining electric heating and inductive heating, water vapor is generated in situ, and energy loss caused by vapor condensation is effectively reduced. Compared with a traditional steam explosion machine, the steam explosion machine has the advantages that energy consumption is effectively reduced, materials can be conveniently fed and discharged, and meanwhile the problem that steam is generated, enters the steam explosion reaction cabin, is condensed and drips on the materials, and consequently treatment is not uniform is solved.

The utility model relates to an energy-saving and environment-friendly screw type steam compressor testing device, which comprises an air suction filter, an exhaust separator, a heat recoverer, a lubricating oil tank, a softened water tank and a softened water treatment device, an air suction silencer and an air exhaust silencer are respectively arranged on the compressor air exhaust pipe and the compressor air inlet pipe; the compressor air inlet pipe is connected with the exhaust separator through a circulating water spraying pipeline; the heat recoverer is connected with the softened water tank through a condensate pipe and a balance pipe, the softened water treatment device is connected with the softened water tank, and the softened water tank supplements water to the screw type steam compressor to be tested through a softened water supplementing pipe. The steam generation speed of the air dynamic heat engine is increased through the circulating water spraying pipeline, the dynamic heat engine time is short, and meanwhile the power consumption of the driving motor is reduced; the noise reduction effect is good, the noise reduction cost is greatly reduced, and meanwhile, the field working environment of the test device is greatly improved; through the condensation phase change white smoke elimination technology of the heat recoverer, the heat in the steam can be completely recycled.

The invention relates to the technical field of fused salt heat storage scheduling, and discloses a blast furnace gas fused salt heat storage scheduling and utilization system and method.The blast furnace gas fused salt heat storage scheduling and utilization system comprises a blast furnace gas collection and allocation module, a fused salt combustion heating module, a fused salt heat storage tank module, a steam generation module and a scheduling optimization module. According to the method, the waste gas amount is minimized as a scheduling optimization criterion, the economical efficiency of coal gas resource utilization is enhanced, the diffusion rate is reduced, meanwhile, indirect improvement of the steam productivity is considered, and coordination and unification of multiple targets are achieved.

The application provides a multi-effect desalination system and relates to the technical field of multi-effect evaporation. The multi-effect desalination system can have two working conditions under the action of a first valve, a second valve and a third valve. The first working condition is that the third valve is closed, and the first valve and the second valve are opened. At this time, low-pressure steam discharged by a low-pressure steam generation device is directly introduced into a first-effect evaporator as heating steam. A second condenser can condense part of secondary steam generated by an mth-effect evaporator, so that the pressure in the first condenser and the second condenser is balanced, and the two can work under normal working conditions. The second working condition is that the second valve is opened, the first valve and the third valve are closed, and the second condenser stops working. Medium-pressure steam discharged from a medium-pressure steam generation device is introduced into the mth-effect evaporator to inject the secondary steam generated by the mth-effect evaporator through a steam heat compressor. After mixing, the medium-pressure steam is introduced into the first-effect evaporator as heating steam, so that the energy of the medium-pressure steam can be effectively utilized, and a higher water production ratio is obtained.

The invention relates to the technical field of extractor hoods, and discloses an extractor hood which comprises a machine shell, a smoke suction device, a steam generation assembly and a water supply assembly. The smoke suction device is connected to the machine shell. The steam generation assembly is connected to the machine shell and used for heating the liquid medium to generate steam so as to clean the smoke suction device. The water supply assembly comprises a water supply flow path and a water injection port communicated with the water supply flow path, the water supply flow path is communicated with the steam generation assembly, and the water supply assembly is movably arranged on the machine shell to have a working state and a containing state. According to the technical scheme, liquid media can be conveniently supplied and stably conveyed, meanwhile, the problem that accessories are prone to being lost is solved, the internal layout is simplified, and steam cleaning is stably achieved.

To reduce the influence on the atmosphere and human body and to keep cleaning costs low by enabling different cleaning liquids to be used for the liquid cleaning and the steam cleaning when both liquid cleaning and steam cleaning are performed. [Solution] In a method for cleaning an object to be cleaned (40) using a cleaning device comprising a cleaning tank (1), a liquid tank (2) and a steam generation tank (3), each of which can be connected to one another via transfer means, the cleaning liquid (36) in the liquid tank (2) is stored in the cleaning tank (1) by a first transfer means (23), and then the object to be cleaned (40) is liquid-cleaned in the cleaning tank (1), and after the liquid cleaning is completed, the cleaning liquid (36) in the cleaning tank (1) is transferred to the liquid tank (2) via a second transfer means (21), and then the cleaning steam (38) in the steam generation tank (3) is transferred into the cleaning tank (1) by a third transfer means (25), and the object to be cleaned (40) is steam-cleaned using the cleaning steam (38), and after the steam cleaning is completed, the condensate of the cleaning steam (38) remaining in the cleaning tank (1) can be transferred into the steam generation tank (3) via a fourth transfer means (22).

The present invention relates to an iron module comprising: a water supply barrel for storing water; a steam generation unit that receives water from the water supply tub and heats the water; a cable for conveying at least one of the heated water and steam in the steam generation unit; the steam iron is connected with the tail end of the cable so as to spray the steam to the outside; the iron module can prevent condensed water from being spitted out of the steam iron.

A food processing device includes a steam generation device, a hot water generation device, a processing region, and a control assembly. The steam generation device is configured to generate steam. The hot water generation device is configured to generate hot water. The processing region has a processing space. The control assembly is connected to the steam generation device, the hot water generation device, and the processing region. A food processing method is also provided and includes a preparation procedure and a multi-stage processing procedure. The multi-stage processing procedure includes multiple processing stages. Each of the processing stages includes injecting the steam into the processing space for a preset steam time and injecting a preset water amount of the hot water into the processing space.

The utility model relates to the technical field of garment steamers, in particular to a garment steamer. The garment steamer comprises a garment steamer body, a steam generation assembly and an ironing head, the steam generation assembly is arranged in the garment steamer body and connected with a Laval spray pipe, steam generated by the steam generation assembly is output through the Laval spray pipe, the ironing head is provided with a steam outlet, the steam outlet is connected with the Laval spray pipe, and the Laval spray pipe is connected with the steam generation assembly. According to the garment steamer, the wrinkle state of clothes can be improved, stains on the clothes can be effectively removed, and the garment steamer has the advantages of being simple in structure and good in decontamination effect.

The invention relates to the technical field of medical equipment, and provides a prostate steam ablation control method and device and a storage medium, and the control method comprises the steps: controlling a water supply part to supply sterile water to a steam generation pipe according to a first water pushing speed, and controlling a heating assembly to heat the steam generation pipe at a first power, sterile water in the steam generation pipe is preheated to a target temperature; controlling the water supply piece to supply sterile water to the steam generation pipe according to a second water pushing speed, controlling the heating assembly to heat the steam generation pipe at a second power, heating the sterile water at the target temperature into ablation steam, and applying the ablation steam to a target ablation area by the steam ablation needle; and controlling the water supply piece to supply sterile water to the steam generation pipe according to the third water pushing speed, and controlling the heating assembly to heat the steam generation pipe at the first power. During steam ablation treatment, the stability of output ablation steam heat can be ensured, steam is prevented from burning a human body, steam holes of the steam ablation needle are prevented from being blocked, and the steam ablation treatment effect is ensured.

The application belongs to the technical field of steam ovens, and provides a control method of a coil type steam generator and a steam oven. The method is applied to the steam oven. The coil type steam generator is controlled to heat in response to the end of a waiting interval between adjacent steam cycles, and the real-time temperature of the coil type steam generator is obtained. When the real-time temperature reaches a first temperature condition, the electromagnetic water pump is controlled to deliver water into the coil type steam generator, and the coil type steam generator is controlled to continue heating until the real-time temperature reaches a second temperature condition, the end of the current steam cycle, and the temperature corresponding to the second temperature condition is higher than the temperature corresponding to the first temperature condition. The waiting interval between the current steam cycle and the next steam cycle is dynamically adjusted according to the real-time temperature of the coil type steam generator at the end of the current steam cycle. Furthermore, the starting time of the next steam cycle can be adjusted according to the actual state of the steam generator, and the precise control and energy efficiency optimization of the steam generation process can be realized.

The invention discloses a coffee machine and a milk foam generating system.The coffee machine comprises a coffee liquid generating module provided with a hot water inlet and a coffee liquid outlet, a steam generating module provided with a water inlet and a steam outlet, and a milk foam generating module provided with a water outlet and a steam outlet, steam generated by the steam generation module flows to the steam output port; the steam conveying pipeline is provided with a steam inlet and a steam outlet, and the steam inlet is connected with the steam output port; the movable tank body is used for containing milk, a communicating opening matched with the steam outlet is formed in the tank body, and when the communicating opening in the tank body is communicated with the steam outlet, steam flowing out of the steam outlet can flow into the tank body. Parts which are not easy to clean are directly omitted, a brand new structure is adopted for replacement, milk only makes contact with the tank containing the milk, and the problems that in the prior art, milk stains are difficult to clean and easy to remain, and the residual milk stains are easy to deteriorate, so that the user experience is affected can be well solved.

The utility model discloses a steam generator module, including shell, set up in shell be used for heating fluid heating system and be used for controlling fluid to enter and discharge heating system's fluid system, the heating system includes electric heating main part and sets up on electric heating main part electric heating pipe, be equipped with the chamber without partition in electric heating main part, the water inlet and water outlet that electric heating main part both ends are equipped with with chamber intercommunication, the position of between the water inlet and water outlet in the chamber is provided with filter system, the utility model discloses optimization internal structure and filter screen, improve the steam production efficiency, reach the purpose that both filter scale and do not block product channel simultaneously.

The convection cross-flow constant-humidity under-forest ginseng drying machine comprises a drying box, the top of the drying box is provided with a circulating drying device and a moisture discharging device, and the bottom of the drying box is provided with a steam drying device; a bottom through plate with uniform air holes is arranged in the drying box, the drying box is divided into a drying chamber and a steam chamber by the bottom through plate, and a movable drying trolley assembly is arranged in the drying chamber; the steam drying device comprises a steam generating box embedded in the bottom of the drying box, and a drainage device is arranged between the steam generating box and the bottom through plate. The invention belongs to the technical field of dryers, and particularly relates to a convection and cross-flow constant-humidity under-forest ginseng dryer.

According to the energy utilization system based on steam gradient utilization and waste heat recovery, one part of steam generated by a steam generation device flows into a first user port, and the other part of the steam flows into a first ejector through a working fluid inlet of the first ejector; condensed water generated by the steam in the pipeline enters the flash evaporator; an outlet of the first user port is connected with a working fluid inlet of the first ejector, a flash gas outlet is connected with a driving fluid inlet of the first ejector, and an outlet of the first ejector is connected with the second user port; and the flash liquid outlet is connected with a driving fluid inlet of the first ejector, an outlet of the first ejector is connected with the hydraulic turbine, and an outlet of the hydraulic turbine is connected with the third user port. Therefore, different users can use the flash evaporation system through different ports according to requirements, step-by-step release and utilization of energy are achieved, in addition, the system can utilize waste heat of flash evaporation steam which is emptied originally, and the energy utilization rate of the system is improved.

The invention provides a thermodynamic cycle system applied to a steam turbine. The thermodynamic cycle system comprises a boiler, the steam turbine and a vortex tube. The boiler generates steam with first temperature; the steam turbine discharges a first path of steam with second temperature to the vortex tube, a second path of steam with second temperature is discharged to the liquid inlet of the boiler, the vortex tube separates the first path of steam into hot steam with third temperature and cold steam with fourth temperature, and the hot steam with third temperature is recycled to the steam turbine; the steam turbine drives mechanical equipment through hot steam with the third temperature, cold steam with the fourth temperature is discharged to the liquid inlet of the boiler, the third temperature is higher than the second temperature, and the fourth temperature is lower than the second temperature; wherein the cold steam with the fourth temperature cools the second path of steam to generate cooling liquid, the cooling liquid enters the boiler from a liquid inlet of the boiler, the steam with the first temperature is generated after heating, a vacuum water ring pump and a condenser are omitted, and energy is saved.

The utility model relates to the technical field of steam generation, in particular to a heat storage steam generation device, which comprises an energy storage tank, a steam generator, a steam generator, a steam generator, a steam generator, a steam generator, a steam generator and an energy storage tank, the energy storage tank is internally provided with a partition plate, and the partition plate divides the interior of the energy storage tank into a heating chamber and an energy storage chamber; the electric heater is arranged in the heating chamber; the heat exchange assembly is fixedly connected with the inner wall of the energy storage tank; the heat exchange assembly comprises a heat exchange pipe arranged in the energy storage chamber. The moving structure is fixedly connected with the heat exchange tube and is used for moving the heat exchange tube; the two heat insulation structures are symmetrically arranged on the two sides of the energy storage tank and fixedly connected with the energy storage tank. By operating the moving structure, the moving structure can enable the heat exchange pipe to vertically move, so that the heat exchange pipe is separated from the molten salt, the heat exchange pipe and the molten salt are separated by utilizing the heat insulation structure, liquid in the heat exchange pipe is prevented from being heated in the molten salt melting process, and thus heat loss is avoided.

A combined cycle power generation facility of an embodiment includes: a gas turbine; a heat recovery steam generator including a high-pressure steam generation part which generates steam by using an exhaust gas of the gas turbine, and a reheat part which reheats steam; a high-pressure turbine to which the steam from the high-pressure steam generation part is introduced; an intermediate-pressure turbine provided on a downstream side of the high-pressure turbine; a reheat steam pipe connecting an outlet of the high-pressure turbine and an inlet of the intermediate-pressure turbine with the reheat part interposed therebetween; a combustor to which steam discharged from the intermediate-pressure turbine is introduced, and which combusts oxygen and hydrogen to reheat the introduced steam; a low-pressure turbine to which steam discharged from the combustor is introduced; and a condenser which changes steam discharged from the low-pressure turbine into condensed water.

A steam generation system, comprising a first heat exchanger to discharge steam having a first pressure, a gas compressor discharge steam at a second pressure, the gas compressor including a first impeller made of a first material, a second impeller made of a second material, and a shaft, an auxiliary heater to receive steam at a first temperature and discharge the steam at a second temperature, an industrial processing plant to receive the steam at the second temperature and discharge a fluid, a pump to receive and discharge a the fluid, and a second heat exchanger to receive the fluid at a temperature and discharge the fluid at a higher temperature to the first heat exchanger.

The utility model discloses a steam cabinet which comprises a steam cabinet main body and a steam rack, the steam cabinet main body is provided with two heating cavities, the two heating cavities are arranged in parallel, the heating cavities are provided with steam generating structures, the steam generating structures are used for heating, the steam cabinet main body is provided with cabinet doors, and the cabinet doors movably cover openings of the heating cavities; the steaming rack is provided with a plurality of steaming grids, the steaming grids are used for placing steaming plates, the steaming rack is provided with a moving part, the moving part is used for moving the steaming rack, a receding groove is formed between the steaming rack and the moving part, the steaming rack extends into the heating cavity, and the bottom surface of the steaming cabinet main body extends into the receding groove; a cart handle is detachably connected to the side, facing the human body, of the steaming rack and used for pushing the steaming rack into the heating cavity or pulling the steaming rack out of the heating cavity; the cabinet door is provided with a cabinet body handle, the cart handle is provided with a hook, and the cart handle is hung on the cabinet body handle for storage through the hook. The handle of the cart can be quickly detached, so that a worker can conveniently push a steaming rack into a steaming cabinet or pull the steaming rack out of the steaming cabinet, the steaming rack is not easy to loosen, and the working efficiency is improved.

The utility model relates to a steam generator with high steam generation efficiency and cooking equipment. The steam generator comprises a shell and a top cover, and the shell and the top cover are matched to form a steam generating cavity; at least one heating plate and at least one spray pipe used for spraying water to the heating plate to generate steam are arranged in the steam generation cavity, and an air outlet used for leading out the steam is formed in the top cover; each heating plate comprises a first metal plate, a second metal plate and a heating piece arranged between the first metal plate and the second metal plate; at least one end of the spray pipe is connected with a water source, and a plurality of water spray holes are formed in the spray pipe. Compared with the prior art, the steam generator and the cooking equipment have the advantages that the steam generation efficiency is obviously improved, the energy consumption is reduced, and the steam generation speed is also improved.

The air fryer comprises a shell, a fryer body and a water tank, a reflecting cover and a cooking cavity located below the reflecting cover are arranged in the shell, the fryer body is arranged in the cooking cavity, a baking tray is arranged in the fryer body, an overflowing gap exists between the outer periphery of the baking tray and the side wall of the fryer body, and the water tank is provided with a water supplementing pipe for conveying water into the cooking cavity. A water outlet of the water supplementing pipe faces the side wall of the reflecting cover or is formed in the side wall of the reflecting cover, and water flowing out of the water outlet flows to the bottom of the pot body through the overflowing gap along the side wall of the reflecting cover. Water is drained by means of the structural trend of the side wall of the reflecting cover, the probability of water splashing is greatly reduced, and when water flows through the side wall of the reflecting cover, the water flows are preheated by the reflecting cover, so that when the water drops to the bottom of the pot body, the steam generation efficiency can be improved, and the cooking effect on food materials is improved.

The invention discloses distillation equipment for white spirit production, which comprises a rack, a distillation retort mounted on one side of the top of the rack, a sealing cover mounted on the top of the distillation retort, a steam pipe mounted on the top of the sealing cover, a three-way pipeline connected to the output end of the steam pipe, and switch valves mounted on the output ends of the two sides of the three-way pipeline. The output ends of the switch valves are connected with stainless steel corrugated hoses, the output end of the stainless steel corrugated hose on one side is connected with a steam regeneration mechanism, the output end of the steam regeneration mechanism is connected with a segmented temperature control condensation mechanism, and the output end of the segmented temperature control condensation mechanism is connected with a collecting mechanism. The output end of the stainless steel corrugated hose on the other side is connected with a vacuum cooling device, one side of the distillation retort is connected with a steam input pipe, and the input end of the steam input pipe is connected with an external steam generation unit.

A modular oven includes a cabinet receiving separate modules with distinct cooking operations. Modules of the modular oven may provide any combination of convection cooking, steam cooking, impingement cooking, and high speed cooking. Therefore, the modules may be mixed and matched to suit the desired cooking operations. In some embodiments, improved steam cooking at lower cooking temperatures is provided by directing spraying water onto an independent heat source, controlled separately from the cavity heating element, within each cooking zone. By operating a separate heating element specifically for steam generation, there can be more accurate heat control of the cooking zones without overheating the cooking zones when steam is needed but when lower cooking temperatures (e.g., 211 degrees Fahrenheit and below) are desired.

The invention discloses a vacuum composite insulation prefabricated pipe test system and method. The system comprises a steam generation module, a test pipeline module, a condensation recovery module and a sensing monitoring module. The method comprises the following steps: a steam generation module provides low-pressure, medium-pressure and high-pressure temperature-adjustable steam through a graded heating unit, the steam is introduced into a test pipeline, pressure and temperature sensors are arranged at an inlet, the middle and an outlet of the test pipeline, and multi-dimensional parameter acquisition of pressure and temperature under different working conditions is realized; in the test process, the condensation recovery module recovers condensate water and a vapor-liquid mixture to the steam generator water tank, and energy recycling is achieved. The sensing monitoring module monitors the pressure and temperature of a vacuum layer and the state of a working pipe in real time. According to the method, key parameters such as the vacuum leak rate, the thermal resistance and the thermal loss are synchronously measured through the steps of preheating, stepped temperature rise, steady state testing and the like, the actual working condition can be accurately simulated, multi-parameter synchronous measurement is achieved, the testing efficiency and accuracy are improved, energy recycling is achieved, and a safe and stable operation guarantee mechanism is achieved.

The utility model relates to a horizontal straight through-flow type steam generating mechanism, which comprises a steam furnace body, which is transversely divided into a preheating section and a heating evaporation section which are sequentially communicated with each other; the smoke collecting cavity is arranged at the top of the steam furnace body; the combustor is used for generating high-temperature flue gas; the preheating pipe is arranged in the preheating section, and the bottom of the preheating pipe is connected with an external water supply pipeline; the steam generation assembly is arranged in the heating evaporation section and comprises a plurality of vertically-through smoke exhaust tube nests arranged side by side in the transverse direction and a steam generation jacket arranged around the smoke exhaust tube nests, a steam generation cavity is further formed between the steam generation jacket and the smoke exhaust tube nests, the top ends of the smoke exhaust tube nests extend into the smoke collection cavity, and the top ends of the smoke exhaust tube nests extend into the smoke collection cavity. The bottom ends of the steam generating cavities are suspended in the steam furnace body, and the steam generating cavities are sequentially communicated in series in the transverse direction. Compared with the prior art, by optimizing and adjusting the heating layout of high-temperature flue gas to water vapor in the steam making assembly, the problem of thermal fatigue of the steam making assembly is effectively solved, and the heating efficiency is further improved.