24results about How to "Improve heat utilization efficiency" patented technology

The invention relates to the technical field of nuclear facility pipeline heating. The invention provides a pipeline heating device and an in-reactor test facility. The pipeline heating device comprises a magnetic conduction layer, a heat conduction layer, a heat preservation layer and an electromagnetic induction coil, the magnetic conduction layer is made of a magnetic alloy material, and the magnetic conduction layer is enclosed and internally forms a heating area used for containing a pipeline; the heat conduction layer is located on the side, facing the heating area, of the magnetic conduction layer and used for transmitting heat of the magnetic conduction layer to the pipeline. The heat preservation layer wraps the side, away from the heating area, of the magnetic conduction layer. The electromagnetic induction coil is wound around the side, away from the heating area, of the heat preservation layer. The magnetic conductive layer made of the magnetic alloy material serves as a main absorption and conversion carrier of magnetic field energy, the eddy current effect can be remarkably enhanced, the problem that the heating efficiency is insufficient due to low magnetic conductivity of the austenitic stainless steel pipeline is solved, and the heating efficiency is greatly improved. The arrangement of the magnetic conductive layer can fundamentally avoid material microscopic damage caused by direct action of a magnetic field, and the safety is higher.

The regenerated lead alloy pot comprises a furnace body, a lead pot is arranged in a hearth in the middle of the furnace body, the furnace body is composed of a supporting layer arranged on the outer side and a heat preservation layer arranged on the inner side, and a heat storage cavity is formed by the distance between the inner wall of the heat preservation layer and the outer wall of the lead pot arranged in the hearth. A plurality of detachable combustors which are annularly distributed at the upper part of the heat storage cavity are detachably arranged on the supporting layer; the detachable combustor comprises a compressed air sleeve, a natural gas sleeve and an oxygen sleeve which are sequentially sleeved from inside to outside. The detachable combustors are annularly distributed on the heat storage cavity of the lead pan, and the outlets of the detachable combustors are tangentially arranged along the outer wall of the lead pan, so that the periphery of the lead pan is uniformly heated, the tail ends of the detachable combustors are prevented from being directly aligned to the outer wall of the lead pan for heating, and the service life of the lead pan is prolonged.

The invention provides clothes processing equipment and a drum drying control method, the clothes processing equipment comprises a drum body assembly, the drum body assembly comprises an inner drum, an outer drum and a lifting rib, the inner wall surface of the side wall of the inner drum is provided with a mounting area, and the mounting area is provided with a first through hole; the lifting rib is arranged in the mounting area, and a cavity is defined by the bottom wall and the side wall of the lifting rib; the bottom wall of the lifting rib is provided with an opening and the side wall is provided with a second through hole; when the second through hole is in an open state, the first through hole, the opening, the cavity and the second through hole are sequentially communicated to form a passage, and the passage is communicated with the outer cylinder and the inner cylinder; when the second through hole is in a closed state, the passage is disconnected; the inner cylinder can be switched between a porous structure state and a non-porous structure state by controlling opening or closing of the second through holes in the lifting ribs; in the washing or rinsing stage, the second through hole is closed, and the inner barrel is isolated from the outer barrel; and in the drying or drum drying stage, the second through hole is opened, the inner drum communicates with the outer drum, hot air flows between the inner drum and the outer drum, and the drying uniformity is improved.

This utility model relates to a descending furnace, comprising a frame, furnace body, heating components, insulation cover, rotary lifting mechanism, sealing mechanism, crucible, and laser. The furnace body includes a furnace bottom, furnace cylinder, and furnace cover. The furnace cylinder and insulation cover are made of heat-resistant transparent optical material. The sealing mechanism is installed between a through hole and a drive shaft, and includes a flexible section configured to shorten as the drive shaft rises and extend as the drive shaft descends. An evacuation port is provided on the sealing mechanism. By employing an insulation cover and furnace cylinder made of heat-resistant transparent optical material, real-time visual monitoring of the entire crystal growth process is achieved. The sealing mechanism maintains a stable vacuum environment in the heating chamber, effectively suppressing heat loss caused by thermal radiation and convection. The laser beam promotes the nucleation and directional growth of crystal materials through light-induced effects, and simultaneously enables in-situ observation and diagnosis of solid-liquid interface morphology, interface fluctuations, and internal crystal defects.

The application provides a steel dust and organic solid waste low-carbon synergic treatment melting furnace, which comprises a feeding unit, an iron bath pyrolysis unit and a recovery unit which are sequentially communicated; the iron bath pyrolysis unit comprises a furnace body containing molten iron and an oxygen delivery assembly communicated with an upper cavity in the furnace body; the feeding unit comprises a steel dust injection assembly, an organic solid waste injection assembly and an organic solid waste feeding opening arranged on the top of the furnace body and communicated with the furnace body; and the recovery unit comprises a flue gas recovery assembly communicated with an exhaust opening arranged on the shoulder of the furnace body. Through the above manner, the melting furnace can not only treat different types of organic solid waste and improve the utilization efficiency, but also treat the steel dust by using the organic solid waste, so that molten iron, dust rich in volatile metal elements and high-calorific-value synthetic gas rich in CO and H2 are produced, the reaction rate is fast, the product quality is high, and the efficient resource utilization of the organic solid waste and the steel dust is realized.

The invention relates to the technical field of sludge treatment, in particular to a low-temperature negative-pressure opposite shearing type drying machine which comprises a horizontal cylindrical barrel, a left cavity shaft and a right cavity shaft, and the left cavity shaft and the right cavity shaft are arranged in the barrel. The left cavity shaft and the right cavity shaft horizontally penetrate through the barrel in parallel, the two ends of the left cavity shaft and the right cavity shaft are rotationally connected with barrel end plates in a sealed mode through bearings and dynamic sealing pieces and extend out of the barrel, and flow channels are formed in the left cavity shaft and the right cavity shaft; the self-adaptive hydraulic cleaning plate assembly is arranged at the front end of the rotating direction of the fan-shaped blade, the scraper is arranged at the rear end of the rotating direction of the fan-shaped blade, the extending distance of the cleaning plate assembly can be adjusted in a self-adaptive mode according to the viscosity of materials, crushing of large caked sludge and stripping of thick-layer sticky materials are completed firstly, and the scraper at the rear end only needs to scrape thin-layer residual materials completely; the problems of invalid scraping, excessive scraping or incomplete cleaning of a traditional fixed-length scraping plate are effectively solved, the rotating resistance of the blades and the energy consumption of equipment are greatly reduced, meanwhile, the scraping accuracy of the scraping plate is improved, and the service life of the scraping plate is prolonged.

The utility model relates to the technical field of baking ovens, in particular to a dust-free industrial baking oven. Comprising a lower box body, the upper end of the lower box body is open, a fan is arranged in the lower box body, a heating assembly is fixed in the lower box body above the fan, one side of the upper end of the lower box body is rotationally connected with an upper box body, the upper end of the upper box body is open, the lower end of the upper box body blocks the upper end of the lower box body, an L-shaped supporting plate is fixed to one side of the lower box body, and an upper plate is inserted into the vertical part of the supporting plate; the lower end of the upper plate makes contact with the upper end of the upper box body, one end of the upper plate is rotationally connected with a rotating plate, the rotating plate makes contact with the upper end of the upper box body, the upper plate and the rotating plate block the upper end of the upper box body, and a plurality of through holes communicated with the lower box body are formed in a bottom plate of the upper box body. Air is driven by the fan to circulate in a closed loop formed by the lower box body, the upper box body, the air duct and the hose, and the air is continuously heated in combination with the heating pipe, so that heat loss is greatly reduced.

The application discloses a sludge flash drying system integrated with a fluidized bed gasification furnace, which comprises a wet sludge conveying subsystem, an outlet of the wet sludge conveying subsystem is communicated with an inlet of a sludge flash drying subsystem, an outlet of the sludge flash drying subsystem is connected with an inlet of a gas-solid separator, an outlet of the gas-solid separator is communicated with an inlet of a dry sludge conveying subsystem, an outlet of the dry sludge conveying subsystem is communicated with an inlet of a fluidized bed gasification furnace subsystem, an outlet of the fluidized bed gasification furnace subsystem is communicated with a gas-gas heat exchanger, an outlet of the gas-gas heat exchanger is communicated with an inlet of an external combustion chamber, and an outlet of the external combustion chamber is communicated with a drying gas inlet of the sludge flash drying subsystem. The application recycles the heat value generated in the sludge gasification process for sludge flash drying, so that the energy consumption is low, and the economic cost of system operation is reduced. Due to the high sludge drying efficiency and the strong sludge disposal capacity, the resourceization, reduction and efficient clean utilization of sludge can be realized.

The application provides a mixer of a U-shaped post-processing device, which optimizes the structure of the mixer, further prolongs the mixing stroke of the mixer, accelerates the rotating speed of the airflow, makes the urea and ammonia fully react, and reduces the risk of urea crystallization; an air inlet guide plate is arranged vertically at an air inlet; the airflow entering from the air inlet is divided into two airflows by the air inlet guide plate and enters the airflow channel between the inner cylinder and the outer cylinder; a channel separation plate is arranged in the airflow channel; the air inlet guide plate extends into the airflow channel; the air inlet guide plate and the channel separation plate separate the airflow channel into two parts; the inner cylinder is provided with a rotating flow fin, and a gap is left between the rotating flow fin and the outer cylinder; the inner cylinder is provided with an airflow inlet corresponding to the rotating flow fin; the inner cylinder is provided with a urea airflow inlet corresponding to the channel separation plate; and the outer cylinder is provided with a urea nozzle facing the urea airflow inlet.

The invention relates to the technical field of carbon dioxide recovery, and discloses a carbon capture waste heat recycling system based on double-side direct expansion heat exchange, which comprises an absorption tower, a desorption tower and a high-temperature heat pump loop, a first heat exchange unit is arranged in the absorption tower, and the first heat exchange unit comprises a finned tube type heat exchanger and is used for recovering flue gas waste heat; a second heat exchange unit is arranged in the desorption tower, and the second heat exchange unit comprises a spraying type heat exchanger and is used for providing heat for pregnant solution desorption; a refrigerant channel of the high-temperature heat pump loop is sequentially connected with the first heat exchange unit and the second heat exchange unit, so that an energy utilization system for transferring flue gas waste heat to a desorption tower is formed, an energy flowing path in the carbon capture system is reconstructed, the core pain point of high energy consumption is solved from the source, and the energy utilization efficiency of the carbon capture system is improved. And multiple beneficial effects of energy conservation, efficiency improvement, cost reduction and simplification are achieved.

The utility model discloses an ultralow-temperature full-automatic photoelectric probe station, which comprises a heat shielding cover, a refrigeration platform, a sample table, a probe supporting structure and an optical image acquisition system, the sample table comprises a refrigeration copper block and an objective table, the upper end of the refrigeration copper block is fixed on the refrigeration platform, the objective table is inversely arranged below the refrigeration copper block, and the probe supporting structure is fixed on the objective table. The probe supporting structure is arranged on the periphery of the sample table, the upper end of the probe supporting structure is fixed to the refrigeration platform, the lower end of the probe supporting structure is inversely provided with a probe through a shifter, a first optical observation hole is formed in the lower wall of the heat shielding cover, and the whole probe table is of an inverted structure and extends inversely and downwards from the refrigeration platform. And the optical image acquisition system observes the sample in the heat shielding cover and the state of the probe upwards from the lower part through the first optical observation hole. According to the utility model, high-efficiency and accurate testing can be carried out on a large batch of devices in an ultralow temperature environment; in one cycle cooling period, the test of a large batch of superconducting devices can be completed, and the test period is greatly shortened.

This application provides a pot support and a cooktop. The pot support includes a pot frame body and a pulsating heat pipe. The pot frame body is annularly arranged and has an enclosing combustion chamber for housing a burner and allowing the burner's flame to pass through. The pot frame body has a preheating chamber and a secondary air flow channel connected within it. The secondary air flow channel transports secondary air flowing through the preheating chamber to the burner. The pulsating heat pipe is disposed within the pot frame body and has an evaporation end located near the combustion chamber and a condensation end located away from the combustion chamber. The condensation end is located within the preheating chamber, and the inside of the pulsating heat pipe is sealed and filled with a heat exchange medium. The heat released from the condensation end is used to heat the secondary air in the preheating chamber. At least a portion of the wall surface of the secondary air flow channel is formed by the top surface of the pot frame body. This technical solution enables waste heat recovery from the pot support and preheating of the combustion air, effectively improving the heat utilization efficiency of the cooktop.

The application discloses a heat pump steam system, which comprises an economizer, a refrigerant compressor, a steam generator, a gas-liquid separator, a steam compressor, an oil cooler and a preheater; the cold side of the economizer is communicated with the refrigerant compressor and the steam generator, the hot side is communicated with the gas-liquid separator and the steam compressor, the heat of high-temperature condensed water is recovered through refrigerant throttling, on the one hand, the problem that the temperature of high-temperature condensed water at the bottom of the gas-liquid separator is much higher than the water spraying temperature of the steam compressor is solved, on the other hand, the heat of the high-temperature condensed water is recovered, and the heat utilization efficiency is high. The hot side of the oil cooler is communicated with the steam compressor, the cold side is communicated with the preheater and the steam generator, the heat of high-temperature lubricating oil is recovered through an oil-water heat exchanger, on the one hand, the problem that emulsification is invalid due to the excessively high temperature of the lubricating oil is solved, on the other hand, the heat of the high-temperature lubricating oil is recovered, and the heat utilization efficiency is improved again.

The utility model discloses a flue gas deep waste heat recovery system with a humidification type air heater for a gas heating furnace, and belongs to the technical field of waste heat recovery of industrial heating furnaces. According to the system, high-temperature and high-humidity flue gas of a heating furnace is sequentially fed into a front energy saver and a flue gas deep waste heat recovery tower for heat exchange, and the flue gas deep waste heat recovery tower is discharged after being subjected to more than two stages of spraying heat exchange from bottom to top; a waste heat water inlet and a waste heat water outlet of the front energy saver are respectively connected with a water outlet and a water inlet of a high-temperature sensible heat air heater of the heating furnace; a waste heat water outlet of the flue gas deep waste heat recovery tower is respectively connected with high-temperature side inlets of the process water heater and the low-temperature sensible heat air heater; the high-temperature side outlets of the two are connected, are connected with the water inlet of a medium-temperature spraying device of the flue gas deep waste heat recovery tower and are connected with the inlet of a humidifying spraying device of the humidifying type air heater, and the water outlet of the humidifying type air heater is connected with the water inlet of a low-temperature spraying device of the flue gas deep waste heat recovery tower; and the air outlet is connected with an air inlet of the low-temperature sensible heat air heater.

The utility model relates to metallurgical industry technical field, concretely relates to a kind of heat supplement material adding system for fluidized roasting furnace, the bottom of bunker 1 is equipped with discharge gate, the discharge gate connects the feed inlet of material conveying device 3, the valve 2 is equipped at the discharge gate;The discharge port of material conveying device 3 connects one end of material conveying pipeline 8, the other end of material conveying pipeline 8 connects the feed end of material spray gun feed inclined pipe 4, the discharge end of material spray gun feed inclined pipe 4 is connected with material spray gun 5;The discharge end of material spray gun 5 is arranged in roasting furnace, the discharge end of material spray gun 5 is equipped with the material spray gun head 6, one end of material spray gun 5 away from the discharge end is connected with air pipeline 7.The utility model can prevent fine particulate material from agglomerating and blocking in pipeline, and also uniformly disperse material to boiling reaction layer in furnace, to avoid local accumulation of heat supplement material.

The utility model relates to a household miniature heat-conducting oil furnace system, which adopts a liquid-phase organic heat carrier internal circulation heat regeneration technology combining a coal economizer and an air pre-heater outside the furnace to recover flue gas waste heat, effectively avoids low-temperature corrosion of flue gas, and simultaneously realizes high-temperature efficient heat utilization of the heat-conducting oil furnace technology in families. The implementation and popularization of the method have excellent economic and social significance.

The invention discloses equipment and a process method for continuously producing lithium iron phosphate, the equipment comprises a feeding device, a riding wheel mechanism, a driving mechanism, a kiln cylinder and a discharging device, the kiln cylinder is provided with a heating section and a cooling section, and a hot air distribution ring and a cold air distribution ring are respectively arranged in a transition area between the heating section and the cooling section at intervals; the hot air distribution ring is communicated with hot air at the tail end of the kiln barrel, the cold air distribution ring is communicated with cold air at the head end of the kiln barrel, and the hot air distribution ring and the cold air distribution ring blow air in opposite directions respectively, so that a local under-pressure zone is formed in the transition area, direct mixing of hot air and cold air is blocked, and thermal crosstalk is reduced. Temperature field distribution in the rotary kiln is optimized, the cooling capacity is improved, system energy consumption is reduced, the overall heat utilization efficiency is improved, meanwhile, multi-point monitoring is carried out, visual deformation is displayed through the three-dimensional reproduction technology, a deformation threshold value is set for early warning, and real-time, non-contact and intelligent monitoring of the states of key components is achieved.

The invention discloses a Tokamak plasma vacuum cavity wall body layered embedded pipe gradient heat utilization device, which is characterized in that a Tokamak vacuum cavity wall body is provided with a three-layer structure of an inner wall, a middle wall and an outer wall, and a high-temperature heat exchange pipe group, a middle-temperature heat exchange pipe group and a low-temperature heat exchange pipe group which are in arc fit are respectively embedded in the three-layer wall body; the distance between the plasma and the inner wall of the vacuum cavity is regulated and controlled through magnetic confinement, accurate adjustment of heat flux density is achieved, plasma heat is conducted from inside to outside in a stepped mode, the inner wall high-temperature heat exchange pipe set generates ultrahigh-temperature high-pressure steam for large-scale power generation, and the middle-wall medium-temperature heat exchange pipe set generates medium-temperature high-pressure steam for small-scale power generation. The outer wall low-temperature heat exchange pipe set heats water through waste heat to supply heat, and the distillation drinking water heat exchange pipe set achieves self-driven circulation through water vaporization natural impulsive force and also serves as a vacuum cavity wall body cooling protection layer. According to the device, Tokamak plasma heat cascade full utilization is achieved, the heat conduction efficiency is extremely high, the structure is simple and easy to achieve, direct output of multi-level energy can be completed only through the three-layer embedded pipe design of the vacuum cavity wall body, and the technical core focuses on heat exchange and energy distribution of the vacuum cavity body and the layered embedded pipes; and high-efficiency commercial conversion of nuclear fusion heat energy is adapted.

The application belongs to the technical field of carbon material drying, and specifically discloses a dustproof calcium carbide furnace carbon material drying device, which comprises a box body, a supporting mechanism is connected to the lower part of one side of the inner wall of the box body, a heat preservation cylinder is arranged above the supporting mechanism, a drying cylinder is connected to the inner wall of the heat preservation cylinder, a discharging mechanism is connected to one side of the box body through a connecting block, an exhaust mechanism is connected to one side of the upper end of the discharging mechanism, a pretreatment feeding mechanism is connected to one side of the inside of the box body, the pretreatment feeding mechanism comprises a fixed cylinder, one side of the fixed cylinder is connected to one side of the inner wall of the box body, a rotating opening is formed in one side of the fixed cylinder, and a pretreatment cylinder is rotatably connected to the fixed cylinder in a bearing manner at the position corresponding to the rotating opening, and the dustproof calcium carbide furnace carbon material drying device is characterized in that the pretreatment feeding mechanism and the exhaust mechanism are cooperatively designed, so that the low-oxygen safe pre-drying of carbon material, the pre-separation of wet fine powder and the recycling of waste gas heat energy are realized.

This utility model provides a drying mechanism for gluing the side of a book block, relating to the technical field of book block processing equipment. It includes a fixed frame with a conveyor belt mounted on one side. Two fixed frames are fixedly mounted on the top of the fixed frame, and a positioning mechanism is provided between the two fixed frames. The positioning mechanism includes a connecting frame fixedly mounted between the two fixed frames. A T-shaped slider is slidably mounted inside the connecting frame. An electric telescopic rod is fixedly mounted at the bottom of the T-shaped slider. A fixed plate is fixedly mounted at one end of the electric telescopic rod. Multiple connecting cylinders are fixedly mounted at the bottom of the fixed plate. Connecting rods are slidably mounted inside the connecting cylinders, and a pressure plate is fixedly mounted at one end of each connecting rod. This utility model ensures efficient connection between the positioning and drying processes, improves the quality and efficiency of book block gluing and drying, and achieves efficient hot air delivery, providing a sufficient heat source for book block gluing and drying.

The invention discloses a hot oil circulation heating and hot melting drilling tool for ice layer drilling, which comprises a cable signal system, a melt water recovery system, a hot oil circulation system and a drilling system which are sequentially and coaxially assembled, all the systems are connected through respective outer shells by using bolts and are sealed by adopting sealing rings, a signal input processor and a signal output device are assembled in the cable signal system, and the signal input processor and the signal output device are respectively connected with the melt water recycling system, the hot oil circulating system and the drilling system. The device has the beneficial effects that continuous and uniform heat transfer is realized, local overheating or supercooling of the drill bit is avoided, and the heat utilization efficiency and the ice melting speed are remarkably improved. In addition, efficient energy conversion can be achieved through non-contact induction heating, heat is concentrated on the induction heating rod, heat loss is greatly reduced, and efficient, uniform and controllable hot melt drilling is achieved.

The utility model belongs to the field of boiler equipment, and particularly relates to a boiler ash treatment device which comprises an ash treatment table, a crushing mechanism comprises a feeder installed at the top of the ash treatment table, a crushing motor is installed outside the feeder, the output end of the crushing motor is connected with a main roller penetrating through an inner cavity of the feeder, and the output end of the main roller is connected with a crushing mechanism. An auxiliary roller matched with the main roller is arranged on one side of the main roller; the conveying mechanism comprises a conveying table arranged in an inner cavity of the ash treatment table, and a conveying motor is installed on the outer side of the conveying table. Before boiler ash enters the ash treatment table, the ash is pretreated through the crushing mechanism, the crushing motor drives the main roller to rotate, the main roller and the auxiliary roller are matched to crush the ash into particles, on one hand, large blocks can be prevented from blocking a conveying channel, and on the other hand, waste heat is conveniently dissipated; the conveying mechanism and the heat collecting mechanism are arranged in a matched mode, ash particles are cooled and waste heat is collected in the conveying process, and the heat utilization efficiency is improved.

This disclosure relates to a liquid sealing system for a roasting machine. The system includes: a sealing groove, a sealing plate, and a sealing plate flipping assembly; the sealing groove is disposed on the side wall of the roasting machine's bellows and / or furnace hood, for holding a sealing liquid; the sealing plate is disposed on the trolley of the roasting machine, for immersing itself in the sealing liquid when the sealing plate enters the sealing groove, thereby sealing the roasting machine's bellows and / or furnace hood; the sealing plate flipping assembly includes an arc-shaped guide rail, for causing the sealing plate to flip and bend along the arc-shaped guide rail when the sealing plate enters or leaves the sealing groove, and for allowing the sealing plate to enter or leave the sealing groove after flipping and bending. The liquid sealing system for a roasting machine according to embodiments of this disclosure can reduce air leakage rate, improve heat utilization efficiency and fan utilization efficiency, and the sealing liquid can be an ordinary liquid, does not need to be magnetic, and the sealing effect is not affected by high temperatures. It can also simplify the construction of the sealing system and the trolley, reducing costs.

The present application relates to a kind of front ice prevention device (1), including pipeline assembly (2) and the front skin (8) being covered on the outer circumferential surface of pipeline assembly.It includes: fixed to the inner circumferential surface of pipeline assembly and extends along the length direction of pipeline assembly air supply pipe (3);Gas distribution pipe (4) is located at the air inlet end, and gas distribution pipe is communicated with air supply pipe at air inlet end;Hot gas channel (5) is arranged in the length direction of pipeline assembly, and hot gas channel is made of multiple hot gas pipeline (51), and gas distribution pipe is communicated with the first end of hot gas channel at air inlet end;Gas collection pipe (6) is located at the air outlet end, and gas collection pipe is communicated with the second end of hot gas channel at air outlet end;And air outlet pipe (7), air outlet pipe is communicated with gas collection pipe at air outlet end.The front ice prevention device not only can solve the problem that front composite structure is easy to fail, but also can improve the utilization efficiency of anti-icing hot gas.