655 results about "Steam condensation" patented technology

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

The invention discloses a circulating fluidized bed boiler water supply optimization method and system, and belongs to the technical field of boiler energy conservation. The system mainly comprises a condensate water tank, a demineralized water tank, a slag cooler, a deoxygenization water tank, a condensate water pump, a demineralized water pump, a plate heat exchanger, a reverse osmosis membrane group, a demineralized water buffer tank and the like. The principle of'condensate water priority 'is adopted, the supply amount of condensate water is preferentially adjusted according to the liquid level of the deoxygenated water tank through the intelligent control unit, and the insufficient part is supplemented by demineralized water; the demineralized water subjected to heat exchange by the slag cooler is intelligently distributed to a demineralized water tank, a condensation water tank or a deoxygenization water tank according to the water outlet temperature; the plate heat exchanger can preheat reverse osmosis inlet water by adopting a desalting water mode or a steam mode; the demineralized water buffer tank effectively inhibits water impact. Dynamic balance and heat energy gradient utilization of steam condensate water and demineralized water are achieved, the problems of water tank overflow and energy waste are effectively solved, and the economical efficiency and stability of boiler operation are remarkably improved.

The utility model discloses an air treatment device of an air conditioner and the air conditioner. The air treatment device comprises a seat body, a first air inlet and a second air inlet, the humidifying box is arranged on the seat body and is provided with a humidifying cavity and a steam outlet, and the steam outlet is communicated with the humidifying cavity; the water tank is used for introducing liquid into the humidifying cavity; the heating piece is arranged in the humidifying cavity; the fan is provided with an air outlet duct, and the air outlet duct is provided with a drainage outlet and a fan outlet; the humidifying box is detachably connected with the base body, the humidifying box is further provided with an air inducing opening communicated with the humidifying cavity, the air inducing opening is communicated with the drainage outlet through an air inducing pipe, and the fan can introduce air entering from the fan inlet into the humidifying cavity through the air inducing opening and the air inducing pipe. According to the air treatment device of the air conditioner, the steam humidification function is achieved, a branch is led out of the air outlet channel of the draught fan, part of airflow is blown into the humidification box, generated steam is rapidly discharged, the steam condensation amount is reduced, and bacteria can be prevented from breeding in the humidification cavity.

The invention relates to the technical field of bottled beverage production, in particular to a tea beverage efficient extraction production system which comprises a pre-treatment unit, a tea soup preparation unit and a waste heat recovery unit, the pre-treatment unit comprises a water tank, a hydraulic filter and an ion exchanger, and the hydraulic filter is provided with a water inlet and a water outlet; the tea soup preparation unit comprises a three-stage counter-current extraction tower, a standing tank and a cooling tower; the waste heat recovery unit comprises a steam condensation device and a heat energy storage tank, one end of the steam condensation device is communicated with the material inlet and outlet of the three-stage counter-current extraction tower, and the other end of the steam condensation device is externally connected with a CIP cleaning system. Through dynamic gradient temperature control extraction, a multi-stage counter-current extraction technology and an instantaneous cooling system, the production efficiency and the energy utilization rate are remarkably improved while the tea soup quality is guaranteed, and therefore efficient, energy-saving and intelligent tea beverage production is achieved.

The utility model relates to a triple-cycle high-salinity wastewater low-temperature scraper drying system which comprises a roller scraper dryer, a steam condensation chamber, a condensed water tank and a vacuum pump, the vacuum pump vacuumizes the drying cavity through the condensate water tank and the steam condensation chamber. The first heat exchange cycle is suitable for exchanging heat absorbed by the steam condensation chamber to the third heat exchange cycle; the second heat exchange cycle is suitable for exchanging heat of the third heat exchange cycle to the water jacket; and the heat exchange ends on the two sides of the third heat exchange cycle are connected with the first heat exchange cycle and the second heat exchange cycle correspondingly. The three heat exchange cycles work cooperatively, the heat of the first heat exchange cycle is reduced, the heat provided for the second heat exchange cycle by the third heat exchange cycle is reduced, and the hot water in the second heat exchange cycle can still heat the materials in the drying cavity by exceeding the boiling point rise through the auxiliary heat, so that the low water content of the dry materials is effectively ensured.

The invention belongs to the technical field of industrial production, and particularly discloses a steam condensation recovery device which comprises a condensation pipe, the condensation pipe is spiral and made of glass, an inlet and an outlet are fixed to the two ends of the condensation pipe respectively, the inlet is located below the condensation pipe, and the outlet is located above the condensation pipe; a flow guide ridge is fixed on the inner diameter of the condenser pipe, the flow guide ridge is spiral and has a triangular section, the surrounding density of the flow guide ridge is sparse at the upper part and dense at the lower part, and the number of surrounding turns close to an outlet is reduced; a first blade groove is formed in the lower end face of the flow guide edge, a first blade is hinged to the interior of the first blade groove through two telescopic rods, and the telescopic rods are located at the two ends of the section of the flow guide edge respectively. A plurality of honeycomb plates are evenly distributed on the outer diameter of the condensation pipe, a condensation cavity is formed between every two adjacent honeycomb plates, a medium inlet is formed in the first honeycomb plate close to an outlet, medium through holes are formed in the other honeycomb plates, and the device solves the problems that an existing condensation device is low in condensation efficiency, uneven in heat exchange and large in occupied area.

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 invention relates to the technical field of heat exchangers and provides a heat exchange tube and a heat exchanger. The heat exchange pipe comprises a pipe body, a flow guide groove is formed in the outer wall face of the pipe body and extends in the circumferential direction of the pipe body, a gap exists between the two ends of the flow guide groove, and a protruding part is formed on the lower portion of the pipe body. The flow guide grooves are formed in the outer wall face of the heat exchange pipe, the wall thickness of the pipe body is reduced, and heat exchange of the heat exchange pipe is facilitated; the diversion trench is formed in the middle-upper part of the tube body, so that liquid drop gathering of a high-efficiency heat exchange area at the middle-upper part is accelerated, the heat exchange area is increased, the heat transfer advantage of the heat exchange tube is fully played, and the heat exchange efficiency of a single heat exchange tube is improved; by means of the characteristics that the steam flow is larger, the flow speed is larger, and condensate is easier to gather and separate, the problem that due to the fact that the steam flow is larger, the flow speed is larger, the liquid film thickness is increased and the condensation heat transfer coefficient is reduced at the bottom of a traditional heat exchange pipe, the contradiction between the exhaust steam condensation load and the condensation heat exchange capacity is caused is solved.

The utility model discloses a flow guide type multi-layer steaming trolley which comprises a steaming cabinet body, a plurality of steaming disc assemblies and a flow guide assembly. The steaming disc assemblies are evenly installed in the steaming cabinet body side by side at intervals in the longitudinal direction. The flow guide assembly is used for guiding water condensed by steam inside the steaming cabinet body and on the steaming tray assembly; the flow guide assembly comprises a plurality of pairs of flow guide plates, flow guide grooves and collecting discs, each pair of flow guide plates is correspondingly and obliquely arranged at the bottom of each steaming disc assembly, and the middles of a pair of opposite inner walls of the steaming cabinet body are sunken to form a pair of flow guide grooves; the two ends of a plurality of pairs of flow guide plates are in butt joint with the pair of flow guide grooves respectively, and the collecting disc is in butt joint with the tail ends of the lower portions of the pair of flow guide grooves. The flow guide plates are obliquely arranged, so that flow guide is facilitated, and then flow downwards into the collecting disc along the flow guide grooves; the humidity in the steaming cabinet body is uniform and appropriate, and the normal steaming process is guaranteed.

The present application relates to the technical fields of traditional Chinese medicine extraction, and discloses a steam condenser for traditional Chinese medicine extraction, which comprises a spiral water cooling structure, a rotary linear motion structure and an elastic resistance type pressure reduction structure, a discharge port fixedly installed at a liquid discharge port and internally provided with a spiral spring with a basic same elastic strength as a low pressure strength in the working state of a concentration tank and a valve plate extruded by the spiral spring and in a closed state. The steam condenser for traditional Chinese medicine extraction can be connected with a low pressure type concentration tank, has a small influence range on the low pressure state in the concentration tank, can guarantee the normal evaporation and concentration function of the traditional Chinese medicine liquid in the concentration tank, can condense high temperature steam and can produce a suction type driving effect on the high temperature steam in the concentration tank, so that the high temperature steam can be condensed in time, the condensed liquid can flow back to the concentration tank to be evaporated and concentrated again, and the effective utilization rate of the liquid medicine is improved.

The utility model relates to the technical field of injection water treatment, in particular to an injection water production device. According to the injection water production device, an evaporation chamber and a condensation chamber are arranged in a shell of a vertical evaporator, an evaporation tube bundle is arranged in the evaporation chamber, the inner wall face of the evaporation tube bundle forms an evaporation face, the evaporation chamber is used for containing raw water, and an outer cavity of the evaporation tube bundle forms the condensation chamber. The condensation chamber is used for introducing pure steam so as to condense the pure steam into distilled water while heating the raw water; the raw water pipeline is communicated with an inner cavity of the vertical evaporator, and the raw water pipeline is used for supplying raw water to the evaporation chamber to submerge the evaporation surface; the liquid outlet pipeline is used for guiding distilled water into the storage container. When water for injection is produced, pure steam is condensed into distilled water in the condensation chamber, water drops or fog drops are not easily mixed into the pure steam, the purity of the pure steam is high, and the follow-up treatment difficulty and treatment cost of the pure steam are reduced.

The application provides a steam condensate waste heat recycling device, and relates to the field of heat energy recovery.The steam condensate waste heat recycling device comprises a base, a heat preservation cylinder arranged on the base, and a synchronous adjusting mechanism arranged on the heat preservation cylinder.The steam condensate waste heat recycling device can conveniently collect condensate water into a required device, and the high-temperature condensate water can not lose a large amount of heat through a pipeline and a surface of equipment during a transmission process, so that heat energy is not wasted.The synchronous adjusting mechanism drives a conveying pump to quickly transfer the condensate water in the heat preservation cylinder to a required place, so that the condensate water recovery efficiency is improved.The synchronous adjusting mechanism solves the problem of waste of condensate water waste heat in the prior art.The synchronous adjusting mechanism solves the problem of equipment damage caused by heat shock in the prior art.The synchronous adjusting mechanism solves the problem of increased thermal resistance caused by scale accumulation in the prior art.

The utility model relates to the technical field of waste heat recovery, in particular to a waste heat boiler steam condensate recovery device which comprises a tank body, a discharge pipeline arranged at the top of the tank body, a steam pipeline communicated with the tank body and a backflow pipeline communicated with the bottom of the tank body. The periphery of the condensation plate is in contact with the inner wall of the tank body, and air holes are formed in the condensation partition plate; the connection position of the steam pipeline and the tank body is lower than the condensation partition plate. According to the utility model, the problem that secondary steam discharged by the blowdown expander can be directly discharged into the atmosphere to form loss is solved.

The traditional Chinese medicine fumigation device comprises a fumigation box and an elastic cushion fixedly connected to the top of the fumigation box, a top cavity and a fumigation cavity are formed in the top and the interior of the fumigation box respectively, and a cooling cavity is formed in the fumigation box; the cooling capacity of the cooling cavity is further improved by improving the heat dissipation effect in the cooling cavity, maintaining the cooling capacity of cooling liquid in the cooling cavity and cooperating with continuous supplement of condensed water after steam condensation after suction, and in the continuous fumigation process, the cooling capacity of the cooling cavity is further improved by means of the intermittent reversing effect of a single air pump and a control valve. Meanwhile, wiping and liquid absorption of skin at the fumigated back and maintenance of the cooling capacity of the cooling cavity are achieved, good contact of continuous fumigation of the back is guaranteed, long-acting high-quality fumigation is maintained, meanwhile, the cooling capacity of the cooling cavity is maintained, and it is guaranteed that in the continuous fumigation process, traditional Chinese medicine hot steam can maintain the temperature after cooling for fumigation, and the fumigation effect is good. The fumigation effect is comprehensively improved, and the use effect is good.

A solar heat pump coupled multi-stage humidification and dehumidification water treatment system and a working method thereof, the system comprising a water treatment circulating subsystem, a solar hot water circulating subsystem and a compression heat pump circulating subsystem; the working method is that raw liquid is heated by solar prepared hot water and a compression heat pump condenser, sequentially enters two-stage humidifiers to exchange heat and mass with air, preheats air and discharges; circulating air sequentially undergoes two humidifications in the two-stage humidifiers, is gradually cooled and dehumidified in a pre-cooler, a dehumidifier and a heat pump evaporator, is preheated by the discharged raw liquid and then undergoes the next cycle, and condensed water obtained by condensing steam in the air is collected into a fresh water tank after heat exchange in a heat pump subcooler. The present application uses the hot raw liquid after one-stage humidification to complete two-stage humidification, uses a pre-cooler, high flow raw liquid and a heat pump evaporator to complete multi-stage dehumidification, and uses the solar hot water system to simultaneously introduce the heat pump system, thereby realizing all-weather fresh water supply demand.

The utility model relates to the technical field of steam quality detection, in particular to a full-automatic steam quality detector, which comprises a flow limiting device, a detector and a controller, the heating device is connected with the flow limiting device and used for heating the throttled steam to superheated steam; the heat exchange device is connected with the heating device and used for condensing the steam; the non-condensable gas measuring device is connected with the heat exchange device and is used for collecting non-condensable gas; the flow limiting device, the heating device, the heat exchange device and the non-condensable gas measuring device are all connected with the controller. According to the steam quality detection device, the steam quality detection structure is simplified.

The invention discloses steam condensation equipment used in front of a top emptying port of a drain tank, which comprises a base body pipe, the surface of the base body pipe is sleeved with an inner pipe, the surface of the inner pipe is sleeved with an outer pipe, a gap is formed between the inner pipe and the base body pipe, a gap is formed between the outer pipe and the inner pipe, the top of the base body pipe is provided with an air outlet, and the air outlet is communicated with the air outlet. An air inlet is formed in the bottom of the base body pipe, an inner pipe water inlet is formed in the side face of the bottom of the inner pipe, an inner pipe water outlet is formed in the side face of the top of the inner pipe, an outer pipe water inlet is formed in the side face of the bottom of the outer pipe, and an outer pipe water outlet is formed in the side face of the top of the outer pipe. The equipment can meet the requirements of efficient condensation and white smoke elimination at the same time.

The utility model provides a steam condensate water treatment device. The steam condensate water treatment device comprises a shell, a heat exchange pipe assembly, a front end socket assembly, a rear end socket assembly, a pipe plate and a plurality of supporting partition plates. The shell is a cylindrical hollow shell arranged in the horizontal direction, and the front end and the rear end of the shell are connected with the front end socket assembly and the rear end socket assembly through flanges correspondingly. The heat exchange tube assembly comprises a plurality of heat exchange tubes, the heat exchange tubes are arranged on a plurality of supporting partition plates arranged in the shell at intervals in a penetrating mode, the two ends of each heat exchange tube are fixed to tube plates on the inner side of the front end socket assembly and the inner side of the rear end socket assembly respectively, each supporting partition plate is of an arc-shaped plate body structure with a notch, and the multiple supporting partition plates are arranged in the axial direction of the shell in a staggered mode. The notches of the adjacent supporting partition plates face opposite directions; a cooling medium inlet and a cooling medium outlet are formed in the side wall of the shell; a steam inlet is formed in the end of the front end socket assembly, and a condensate water outlet is formed in the end of the rear end socket assembly. According to the invention, a more sufficient cooling effect can be obtained, and a heat exchange blind area can be reduced.

The utility model discloses a steam condensate cooling and recycling energy-saving system of an air heater in tobacco processing, and belongs to the technical field of tobacco processing. The steam condensate cooling and recycling energy-saving system of the air heater in tobacco processing comprises the air heater, a preheating unit and a recycling unit, a steam heat exchange cavity and an air conveying channel are arranged in the air heater, and the preheating unit comprises an air preheater and a first liquid discharging pipeline; one end of the first liquid discharge pipeline is communicated with an outlet of a steam heat exchange cavity of the air heater, the other end of the first liquid discharge pipeline is communicated with an inlet of a condensate water heat exchange cavity of the air preheater, and a drain valve is arranged on the first liquid discharge pipeline; the recycling unit comprises a condensate water recycling pipe and a water collecting tank, one end of the condensate water recycling pipe is communicated with an outlet of the condensate water heat exchange cavity of the air preheater, and the other end of the condensate water recycling pipe is communicated with the water collecting tank. According to the utility model, steam condensate water from the air heater can be reutilized, so that the energy-saving efficiency of the cigarette production line is improved.

The utility model relates to a fluoroplastic evaporator, and relates to the field of industrial wastewater zero discharge technology, the fluoroplastic evaporator comprises a placing assembly and an evaporator assembly, the placing assembly comprises a cylinder and two tube plates, and the side wall of the cylinder is provided with an air inlet for steam to enter, a discharge port for steam condensate water to be discharged and other tube ports; the two tube plates and the barrel are coaxially arranged, and a plurality of connecting holes are formed in the tube plates; the evaporator assembly comprises a plurality of tube nests, the tube nests are located between the two tube plates, the two ends of the tube nests penetrate through the connecting holes respectively, and the tube nests are fluoroplastic pipelines, on the premise that the manufacturing cost is not increased and the evaporation efficiency is not reduced, strong acid corrosion resistance and non-stick performance are achieved, the tube nests are not prone to scaling, or organic matter solids or crystal salt are not prone to being attached to the tube nests, and the service life of the tube nests is prolonged. The effects of no production halt maintenance, evaporation efficiency improvement and the like are achieved. Therefore, the device has the economic values of scaling resistance, adhesion resistance, corrosion resistance, production-stop-free maintenance, improvement or enhancement of the evaporation efficiency and prolonging of the service life of equipment through the tube nest.

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.

The invention relates to the technical field of energy power, and particularly discloses a power generation device for generating water vapor energy through an internal combustion engine set. The device comprises a compression starting system, a heat energy exchange system, a steam power system, a residual pressure and circulation system and an intelligent management system. A compression system is started to compress air to generate high-temperature and high-pressure gas; the heat energy exchange system uses the gas to heat water into high-pressure steam; the steam power system is driven by steam to generate electricity; the residual pressure and circulating system recycles dead steam residual pressure to drive air inlet pressurization, heat preservation is conducted through waste heat, and steam is condensed into water to be recycled; and the intelligent management system performs cooperative control. Water vapor autonomous power generation is achieved through physical compression and countercurrent flow heat exchange, energy gradient utilization and working medium closed-loop circulation are achieved, and the device has the advantages of being efficient, clean and capable of running continuously.

Techniques are described herein for using a high-pressure reactor to separate clean water from dirty water without filtration and to extract and concentrate contaminants from dirty water for use as a fuel. In particular, techniques and systems are described for separating water from hydrocarbon contaminates, other BTU-laden compounds, and dissolved minerals, while also boiling water and condensing the resulting steam into distilled water. In addition, system in which the described techniques are performed can be used as a high-pressure pump for moving the separated hydrocarbon contaminates forward into other processes, such as a high-pressure reactor or incinerator.

The present invention discloses a DCS simulation control system and method for a thermal power plant including a physical condenser object. The DCS simulation control system comprises: a power plant virtual simulator for simulating the power plant's operating conditions and outputting steam condensation and condenser condensation; a host computer for displaying control effects; a DCS control system for outputting condenser feed water volume; the physical condenser object comprises an inlet control valve, an outlet control valve, a water tank, and a liquid level sensor; the liquid level sensor is used to obtain water tank level information; the inlet control valve control signal is obtained by the DCS control system based on the steam condensation volume and the condenser feed water volume; and the outlet control valve control signal is obtained by the DCS control system based on the condenser condensation volume. This invention can more realistically simulate the condenser level control process in a power plant and assist researchers and trainers in exploring control and management methods for power plants.

This utility model discloses an anti-condensation steamer rack, including a rack body, a water-blocking cap, and a connecting component. The water-blocking cap is fixed to the bottom of the rack body via the connecting component. The rack body completely covers the water-blocking cap, and there is a steam condensation zone between the rack body and the water-blocking cap. This utility model is applied to the field of cooking utensils. By setting the steamer rack to a double-layer structure, the water-blocking cap guides away the steam condensation generated on the lower surface of the rack body, preventing it from dripping into the food being steamed below. This effectively eliminates the defects of traditional steamers and ordinary steamer racks, ensuring that the original moisture content, sugar content, salinity, hardness, and other indicators of the steamed food do not change during the steaming process, thus maintaining the original flavor and texture of the food.

The utility model relates to a waste heat recovery device technical field and disclose a kind of steam condensate tank steam waste heat recovery device, including installation bottom plate, waste heat recovery component, waste heat recovery component includes condensing box, condensing box is fixedly connected on the upper surface of installation bottom plate, the inside intermediate position of condensing box is fixedly connected with baffle, the rear surface of baffle is fixedly connected with multiple curved cooling pipes, the front end of multiple curved cooling pipes is all penetrated out the front surface of baffle, the end of multiple curved cooling pipes away from baffle is all penetrated out the upper surface of condensing box, by the two-stage heat exchange of condenser and separator, gradually steam temperature is reduced from high temperature to about 75°C, improve waste heat recovery efficiency;Meanwhile, after the removal oxygen and incondensable gas, condensate is recycled for boiler house feed water, reduce water resource waste, realize the effective recovery and recycling of steam waste heat, and further improve the practicality and economy of steam condensate tank steam waste heat recovery device.

The invention relates to the field of distillation equipment, and discloses improved distillation equipment for white spirit production, the improved distillation equipment comprises a storage tank body and a cooling structure, the top of the storage tank body is conical, the top of the storage tank body is connected with the top of the cooling structure through a connecting pipe, and three groups of supporting legs are fixedly mounted at the bottom of the storage tank body; a conical partition plate is arranged in the storage tank body, a heating cavity is formed between the conical partition plate and the inner wall of the bottom of the storage tank body, a heating gas pipe communicated with the heating cavity is arranged on the outer side of the storage tank body, a slag discharging pipe is fixedly installed at the bottom of a conical protrusion, and one end of the slag discharging pipe extends to the outer side of the storage tank body. According to the alcohol steam condensation device, the condensation efficiency and effect of alcohol steam are improved, alcohol loss is reduced, and the purity and yield of white spirit are guaranteed.

The application provides a condensing air duct assembly and a dishwasher, and relates to the technical field of kitchen appliances.The condensing air duct assembly comprises a shell, a first condensing channel, a second condensing channel, an air guide channel and a condensing device arranged in the shell, the air guide channel is communicated with the first condensing channel and the second condensing channel respectively, and the condensing device is installed in the second condensing channel; and the shell is provided with at least one condensing backflow port for allowing condensing water to flow out of the shell.The condensing air duct assembly and the dishwasher provided by the application solve the problems of poor condensing and heat dissipation effect of the dishwasher, insufficient steam condensation, incomplete drying of tableware and easy breeding of bacteria.

The utility model discloses a heat supply steam condensate water heat recovery device for paper processing, and relates to the technical field of paper processing. The heat supply steam condensate water heat recovery device for paper processing comprises a heating box used for heating paper; the water storage tank is fixedly arranged at the bottom end of the heating box; and the backflow box is fixedly arranged on the inner bottom surface of the heating box and extends into the water storage box. According to the heat supply steam condensate water heat recovery device for paper processing, the heat recovery pipe is arranged in the water storage tank in an S shape, condensed steam enters the heat recovery pipe under the action of the converging groove, heat is conducted to water in the water storage tank in the flowing process of condensate water, the stored water is preliminarily heated, and the heat recovery efficiency is improved; the conversion efficiency of the stored water in the steam generator is higher, the production cost and energy consumption of enterprises are reduced, and meanwhile the steam output effect is improved.

The utility model provides a desulfurization and denitrification flue gas recycling device, which relates to the technical field of flue gas recycling and comprises a boiler body, one end of the boiler body is fixed and communicated with a flue gas inlet pipe, one side of the boiler body is provided with a water pump, and the output end of the water pump is fixedly connected with a water inlet pipe. And the other end of the water inlet pipe fixedly communicates with the boiler body, and the surface of the water pump fixedly communicates with a connecting pipe. In the utility model, a large amount of water vapor (generated by combustion of H in fuel) in flue gas can release a large amount of condensation latent heat after water vapor condensation, after the condensation heat exchanger is installed, the exhaust gas temperature can be reduced to below 100 DEG C, sensible heat in the flue gas and latent heat emitted after water vapor condensation are absorbed, and the heat efficiency of the boiler is improved to more than 95%; meanwhile, in the condensation and dewing process of water vapor in the flue gas, harmful gas such as NOX and SOX in the flue gas is absorbed, harmful gas in emissions is greatly lower than the national emission standard, meanwhile, fuel is saved, and annual CO2 emission of a user is reduced.