47results about How to "Save heat" patented technology

The invention belongs to the technical field of materials, and discloses mildew-proof modified starch-based super absorbent resin as well as a preparation method and application thereof. The mildew-proof modified starch-based super absorbent resin is prepared from the following raw materials in parts by mass: 10 to 20 parts of modified carboxymethyl starch, 2 to 3 parts of quaternized carboxymethyl chitosan, 10 to 15 parts of 2-acrylamido-2-methylpropanesulfonic acid, 15 to 25 parts of acrylamide, 100 parts of acrylic acid, 0.4 to 0.7 part of a redox initiator and 0.05 to 0.15 part of a cross-linking agent. According to the invention, the inherent defects of low mechanical strength, poor salt tolerance, poor stability, easy decomposition, short service life and the like of the starch-based resin are obviously improved, so that the starch-based super absorbent resin with good mildew resistance and more excellent performance can be developed.

The invention relates to a multi-section efficient dehumidification system used in a VOC volatile environment, and relates to the technical field of VOC treatment.The dehumidification system comprises an adsorption tower, a drying mechanism, a heat exchanger and a heater, the adsorption tower is used for adsorbing VOC in tail gas exhausted by a crystallizer and then inputting the VOC into the heat exchanger, and the drying mechanism is used for drying the VOC in the tail gas; the drying mechanism is used for drying air, inputting the dried air into the heat exchanger for heat exchange with tail gas and preheating the air, and the heater is used for heating the preheated air and inputting the heated air into the crystallizer. According to the device, air is dried through the drying mechanism to form dry air, then heat exchange can be conducted on heat of tail gas and the dry air through the heat exchanger to preheat the dry air, and therefore energy saving is achieved, and pollution to the environment is reduced.

The invention discloses a ship navigation signal lamp with anti-freezing and anti-fog functions, and relates to the technical field of signal lamps, the ship navigation signal lamp comprises a base, the base is fixedly connected with a fixing frame, the fixing frame is fixedly connected with a heat collecting ring, a lamp wick is fixedly connected between the fixing frame and the heat collecting ring, and the fixing frame is fixedly connected with a lampshade. According to the signal lamp, in an environment with relatively low temperature or humidity, the air inlet is automatically and locally closed through the opening and closing plate, and the opening of the air inlet is reduced, so that entering of cold air is reduced; heat generated when the inner lamp wick works is gathered by the heat collecting ring and then sequentially passes through the gap between the lampshade and the heat conducting frame and the gap between the lampshade and the pressurizing ring to be guided to the outer wall of the lampshade in an accelerated mode, the outer wall of the lampshade is prevented from being frozen or condensed fog water while heat dissipation is conducted, a heat source is saved, and meanwhile heat dissipation efficiency is improved. The accelerated hot air flow can blow water flow on the lampshade wall downwards, the water flow is accelerated to flow downwards, and the light transmission of the lampshade is guaranteed.

The invention relates to the field of carbon fiber carbonization, and discloses a repeatable carbonization and cleaning integrated novel carbonization furnace which comprises a shell, a volute-shaped guide device, a quartz tube, a silicon molybdenum rod, a wire releasing / collecting device, an air exhaust pipeline, an air exhauster and a power supply. The shell is a cylindrical hard cavity, one end of the shell is loaded with a volute-shaped guide device, and a hole is formed in the upper end of the shell to reserve a position for an air exhaust pipeline so that the air exhaust pipeline can be connected with an air exhauster. The volute-shaped guide device rotates inwards from the edge of the shell to be connected with the quartz tube, and a protruding ventilation opening is formed in the edge of the volute-shaped guide device. The tube diameter of the quartz tube is gradually reduced in a smooth curve from the joint, and then the quartz tube extends to the other end of the quartz tube in parallel with the minimum tube diameter. The silicon-molybdenum rod is distributed in a cavity between the shell and the quartz tube, is connected with the shell, is U-shaped, and can be bent in a multi-fold manner to increase the length so as to provide heat for preheating of protective gas and carbonization of fiber tows. The wire releasing / collecting device is a roller rotating collector, and the rotating speed and direction of a roller are controlled through independent motors on the two sides.

The invention discloses an ultrasonic zoning excitation auxiliary rock breaking device which comprises a rock mass inherent frequency zoning detection system and an ultrasonic zoning excitation system, the ultrasonic zoning excitation auxiliary rock breaking device is installed on a rock drill through a cylindrical fastening propelling device, and a hydraulic propelling device ensures that a compaction sector ring is tightly attached to a rock mass; the rock mass inherent frequency partition detection system performs annular partition amplitude detection on the surface of a rock mass through a compaction sector ring, data is transmitted to an amplitude data collection system and an inherent frequency analyzer, and inherent frequencies of all partitions are determined and transmitted to an ultrasonic generator; high-frequency alternating currents with different frequencies are input into the ultrasonic generator, the high-frequency alternating currents are input into the ultrasonic transducers which are annularly arranged and mutually independent through the circuit control system according to the frequencies, and vibration generated by the ultrasonic transducers is concentrated to the compaction sector ring at the top end through the amplitude-change pole. And performing partition excitation of different frequencies on the construction rock mass. Therefore, large-range and high-efficiency excitation of the rock mass is realized.

The invention discloses a corrugated seven-segment cable core structure, a cable structure and a production process, the corrugated seven-segment cable core structure comprises a central conductor and seven tile-shaped separation strand block conductors, and the seven tile-shaped separation strand block conductors are twisted around the central conductor to form a cable core with a circular cross section; the center conductor and the tile-shaped separation strand block conductors are isolated through graphene insulation paper, and the adjacent tile-shaped separation strand block conductors are isolated through graphene insulation paper. According to the invention, the current transmission channel is obviously increased. Meanwhile, the current transmission capability of the cable is improved by adopting a central conductor and seven-segment corrugated split conductor structure; the insulation paper doped with the graphene is used in the cable conductor, and the graphene has extremely low relative permeability, so that the magnetic flux density in the conductor is reduced, the heat energy generated by the action of a magnetic field is reduced, and the current-carrying capacity and the working efficiency of the cable are improved; and meanwhile, the current can be more uniformly distributed in the conductor, the alternating-current resistance and phase loss of the cable core are reduced, and the transmission efficiency of the cable is enhanced.

The invention relates to the field of amine ether synthesis, in particular to a process for producing amine ether by using sensible heat of recovered DEA, which comprises the following steps: rectifying and separating crude amine ether, condensing the generated DEA gas to be 10-30 DEG C lower than the DEA gas temperature to obtain high-temperature DEA, carrying out gas-liquid separation on the high-temperature DEA, and then entering an amine ether synthesis process, according to the present invention, the feeding is stopped in the amine ether synthesis process or the high temperature DEA with the excessive normal production is transferred into the DEA raw material tank, such that the comprehensive application of the heat balance and the material balance in the pretilachlor intermediate amine ether production process is achieved, the problems of dual energy waste and operation time prolonging in the existing process are overcome, the cost is reduced, the efficiency is improved, and the actual production requirement is well met.

The utility model relates to an air energy saving device for dried noodles in a drying room, which comprises a heat pump mechanism, a heat energy recovery box mechanism, a finned tube heat dissipation mechanism, a bridge circuit circulation mechanism, a hot air stirring mechanism, an air inlet and exhaust pipe mechanism and a moving mechanism, the air inlet end of the heat energy recycling box mechanism is communicated with an exhaust pipe of the air inlet and exhaust pipe mechanism; an air inlet pipe of the air inlet and exhaust pipe mechanism extends into a drying chamber of the fine dried noodle drying room, and a water outlet of the heat pump mechanism is connected with a water inlet of a water tank in the bridge circulation mechanism through a pipeline. The air energy energy-saving drying room has the advantages that the air energy energy-saving drying room is directly started through external air in summer, then heat energy originally discharged by the drying room is recycled and reused, and energy loss is reduced; electric heating is adopted for starting in winter, then heat energy originally discharged by the drying room is recycled and reused, and energy loss is reduced.

The invention discloses a CO2 thermosensitive crystallization photo-thermal regeneration power generation system and method, and belongs to the field of photo-thermal power generation, and the method comprises the steps: enabling CO2 in carbonic acid group guanidine salt solid crystals to be desorbed and circularly absorbed and regenerated in an alkaline absorbent by utilizing the property that guanidine salt and carbonate are crystallized after being combined; therefore, proton concentration potential is formed at the cathode and the anode of the system for external discharge, thereby realizing conversion from photo-thermal energy to electric energy. The device can adapt to heat sources of different grades at the same time, and efficient power generation can be achieved. In addition, the system can also be applied to CO2 with different concentrations, and integration of CO2 capture and heat energy power generation is achieved.

The invention discloses an ultrasonic focusing type deep rock breaking auxiliary device and a dynamic excitation method thereof. The device comprises a fastening propelling device, a rock inherent frequency detection system and an ultrasonic focusing excitation system which are arranged outside a drilling machine in a sleeving manner. Wherein the ultrasonic focusing excitation system is used for converging ultrasonic energy into a rock mass in front of a drill bit through a plurality of focusing acoustic lenses which are annularly arranged and can independently rotate. During working, the inherent frequency of a rock mass is detected firstly, ultrasonic waves with the corresponding frequency are generated, then the refraction angle of the ultrasonic waves is adjusted by dynamically rotating the focusing acoustic lens, a focusing point is made to move forwards synchronously along with increase of the drilling depth, and continuous and accurate presplitting of deep rock in front of a drill rod is achieved. The rock strength can be effectively reduced, the rock breaking efficiency is improved, meanwhile, the hole wall completeness is protected, and drilling tool damage is reduced.

The present application proposes an electric load-carrying vehicle, a vehicle driving device and a method of using the same. The driving device includes: a frame; a rotating shaft rotatably arranged on the frame; a first driving component for outputting a first rotational speed to drive the rotating shaft to rotate; and a second driving component for outputting a second rotational speed to drive the rotating shaft to rotate, wherein there is a speed difference between the first rotational speed and the second rotational speed. The first driving component drives the rotating shaft to rotate, and the second driving component simultaneously drives the rotating shaft to rotate, so that the rotating shaft performs accelerated motion, thereby reducing the kinetic energy consumed by the first driving component, so as to solve the problem of undercurrent of the first driving component. When the first driving component drives the rotating shaft to rotate alone, a reverse force is generated, thereby causing the first driving component to heat up. The second driving component accelerates the rotating shaft, and increases the width of the torque of the first driving component, thereby reducing the load on the first driving component, so that the first driving component reduces the generation of heat energy.

The utility model relates to the technical field of flue gas waste heat recovery systems, and discloses a flue gas waste heat recovery system for a steel rolling production line, which comprises a hollow column, the middle lower part of the left side of the hollow column is fixedly connected with an air inlet, and the right end of the air inlet penetrates through the hollow column and is fixedly connected with a filter box; a supporting plate is fixedly connected to the left side of the interior of the filtering box, a filtering net is fixedly connected to the bottom of the supporting plate and the filtering box, an air outlet is formed in the top of the filtering box, an exhaust port is fixedly connected to the upper middle portion of the left side of the hollow column, the right end of the exhaust port penetrates through the hollow column, and a water tank is fixedly connected to the top of the hollow column. And the interior of the hollow column is fixedly connected with a water passing pipe. According to the utility model, the smoke is filtered by the filter screen to reduce the corrosion of harmful substances, and the waste heat of the smoke is absorbed by the water flow to be reused, so that the heat can be stored for a long time, the waste caused by waste heat recovery is reduced, and the requirements of users can be met.

The invention discloses an efficient heat dissipation power supply filter, which belongs to the technical field of production of power supply filters, and comprises a filter shell, a filter element, heat dissipation fins, a heat dissipation fan, a bottom plate, a heat dissipation plate, a refrigerant box, a crankshaft, a piston, a connecting rod and a fan box, the two cooling plates of the interlayer structure are installed on the upper face and the lower face of the filter shell respectively and connected with the two sets of cooling fins respectively, the refrigerant box is installed on the outer wall of one side of the filter shell, the fan box is installed on the outer wall of the refrigerant box, a rotating shaft of a fan motor is connected with the crankshaft through a transmission shaft, and the crankshaft is rotationally connected with the piston through a connecting rod. The upper end and the lower end of the refrigerant box are respectively communicated and connected with the inner cavities of the two heat dissipation plates; and the inner cavities of the two heat dissipation plates are communicated and connected through a refrigerant pipe. Liquid cooling heat dissipation and air cooling heat dissipation are achieved at the same time, the heat dissipation effect is remarkably improved, the heat dissipation balance is improved, the overall size of a product is reduced, heat sources are reduced, and cost is reduced.

The invention discloses an air conditioning unit and a control method thereof.The air conditioning unit comprises a compressor, an oil separator, a condenser and an evaporator which are sequentially connected, and the oil separator is connected with an oil return opening of the compressor through a lubricating oil outlet; the air conditioning unit further comprises an oil cooler, one end of the oil cooler is connected with a refrigerant outlet of the condenser, the other end of the oil cooler is connected with a refrigerant inlet of the condenser, and the oil cooler is arranged in the oil separator and used for cooling lubricating oil in the oil separator through a refrigerant of a condensation outlet of the condenser. One end of the heat recoverer is connected with the heat recovery water inlet, the other end of the heat recoverer is connected with the heat recovery water outlet, and the heat recoverer is arranged in the oil separator and used for absorbing heat in the oil separator to heat the heat recovery water. The problems that in the prior art, an oil separator, an oil cooler and a heat recoverer are designed in a split mode, the pressure difference of an oil supply pipeline is increased, and the heat recovery efficiency is low are solved, the oil return and unit operation reliability is improved, meanwhile, heat energy is saved, and the heat exchange efficiency is improved.

The invention discloses a damping device and a pile hammer, and belongs to the technical field of vibration pile sinking and pulling equipment. The vibration reduction device comprises a vibration reduction support, a screw rod is arranged at the top end of the vibration reduction support, a spring vibration reduction assembly is arranged on the screw rod, and the spring vibration reduction assembly is hinged to a device where a vibration source is located through a crank. A plurality of sets of rubber damping blocks are arranged on the side edge of the damping support, and the two end faces of the rubber damping blocks are connected with the damping support and a device where a vibration source is located respectively. Through the design method of load grading vibration reduction, the vibration reduction work of a low-load rubber block and the combined vibration reduction form of a high-load spring and rubber, the bearing capacity of the vibration reduction device is greatly improved by increasing the vibration reduction of the spring; and the active overturning function of the pile hammer is met, and the vibration reduction requirement of the pile hammer for work of different static pressure loads and pulling loads under different geological conditions is met.

The invention discloses a method for preparing ceramsite by using tailings after iron extraction of red mud, which comprises the following steps: 1, separating elemental iron and tailings after iron extraction of red mud: after deep reduction of red mud, melting the red mud raw material at a high temperature of 1500-1700 DEG C, and separating liquid elemental iron and molten tailings; according to the method for preparing the ceramsite from the tailings obtained after iron extraction of the red mud, full-process resource utilization of the red mud from iron extraction to preparation of the ceramsite from the tailings is achieved, the traditional stacking or landfill treatment mode of the tailings obtained after iron extraction of the red mud is changed, a large number of land resources are saved, potential hazards to the environment are avoided, and the method is suitable for industrial production. According to the method, the tailings obtained after iron is extracted from the red mud are converted into ceramsite with economic value, so that the red mud is fully utilized, the pressure of solid waste on the environment is reduced, the comprehensive utilization rate of resources is improved, a benign resource circulation system is formed, and sustainable development is promoted.

The invention relates to the field of aerated brick production, in particular to a still kettle for aerated brick production and a production method. The still kettle for producing the aerated bricks comprises a tank body, a bearing moving body, a water gathering plate and a steam forming mechanism, one end of the tank body is configured to be openable, and the tank body is provided with a vacuum pumping assembly, a polyvinyl alcohol solution spraying assembly and a steam spraying assembly; the bearing moving body is arranged in the tank body and is used for bearing the aerated bricks and driving the aerated bricks to move in the tank body; the water gathering plate is arranged in the tank body and located below the bearing moving body, the periphery of the water gathering plate is high, the middle of the water gathering plate is low, and a water tank is arranged in the middle of the water gathering plate and tightly attached to the tank body; the steam forming mechanism is installed outside the tank body and used for heating the water tank. Water in the material can be greatly inhibited from escaping, the hydration time is prolonged, the strength of the material is enhanced, and the use amount of aluminum powder can be greatly reduced.

The invention relates to the technical field of wet-process phosphoric acid, in particular to a method for producing mixed-phase activated gypsum by a wet-process phosphoric acid process as well as a product and application thereof. The method comprises the following steps: adding ground phosphate rock, sulfuric acid, mixed acid and part of filtrate into an extraction tank, completing the extraction process, carrying out solid-liquid separation on obtained mixed slurry, feeding liquid as finished phosphoric acid into an acid library, and transferring solid into a crystal transformation tank; and adding sulfuric acid, the filtrate and a crystal form control agent into a crystal transformation tank, carrying out crystal transformation reaction at 80-105 DEG C for 2-10 hours to obtain mixed acid slurry, carrying out solid-liquid separation on the mixed acid slurry, and washing the solid to obtain the mixed-phase excited gypsum which is used for subsequent gypsum products and product processing or used as other raw materials. Filtrate enters a heat exchange system to be heated and enters a crystal transformation tank to be recycled, washing liquid reacts with concentrated sulfuric acid to obtain high-temperature mixed acid, the high-temperature mixed acid enters the heat exchange system to obtain low-temperature mixed acid, the low-temperature mixed acid enters an extraction tank to be recycled, and full utilization of chemical heat energy is completed. The method is an improvement of a traditional wet-process phosphoric acid process, low-cost harmless treatment of the phosphogypsum solid waste can be realized, in addition, high-temperature liquid-phase cooling and low-temperature liquid-phase heating are completed by fully utilizing concentrated sulfuric acid dilution heat, and energy conservation and emission reduction are realized.

The invention discloses a multipurpose heating plate which comprises plate bodies used for heating and flexible strips, and the flexible strips are arranged between at least two plate bodies and form flexible connection so that the plate bodies can be turned over or folded. The multi-purpose heating plate is unfolded, the plate body is relatively inclined, the flexible strip arches upwards to form the airing rod, towels are aired and hung on the airing rod, the two sections of surfaces of the towels droop and are attached to the surface of the plate body, the larger the inclination angle of the plate body is, the faster the towels are dried, and more energy and time are saved; the multipurpose heating plate is hung and hung, and the plate bodies are used together, so that bath towels can be dried from top to bottom; the multipurpose heating plate is unfolded and flatly laid, the plate body is flat, light and thin, and heat preservation use of table warming and dish warming is facilitated; the multipurpose heating plate is unfolded and placed in a side-standing mode, the surrounding heating area is defined by the plate bodies, and short-distance heating can be achieved; and the multipurpose heating plate is folded, so that the storage is convenient, and the logistics transportation cost can be effectively reduced.

The utility model relates to the field of energy storage power station battery cabins, and discloses a heat dissipation energy storage battery cabin which comprises an outer cabin body, an inner cabin body is fixedly connected to the inner wall of the outer cabin body, a first hole is formed in the inner cabin body in a penetrating mode, a second hole is formed in the inner cabin body in a penetrating mode, and a connecting pipe is fixedly connected to the interiors of the outer cabin body and the inner cabin body. The outer wall of the connecting pipe is fixedly connected to the inner wall of the first opening, the inner wall of the connecting pipe is fixedly connected with a mounting frame, the inner wall of the mounting frame is fixedly connected with a double-shaft motor, the output end of one side of the double-shaft motor is fixedly connected with a cooling fan, and the outer wall of the outer cabin body is fixedly connected with a dust cover. According to the utility model, the double-shaft motor, the heat dissipation fan and the cleaning brush are started to rotate, the heat dissipation fan transmits heat energy of the inner cabin body, and the cleaning brush prevents dust from entering the inner cabin body and prevents the internal heat energy from being increased due to dust falling of the battery. And natural air circulation is realized through the open holes, so that the battery pack is cooled.

The invention relates to a grease anhydrous deacidification and desoaping agent as well as a preparation method and application thereof, and relates to the technical field of grease treatment agents, the preparation method comprises the following steps: performing extrusion sodium treatment on bentonite and an alkaline solid, and then performing grinding and sieving to obtain a grease deacidification agent; and mixing the grease deacidification agent, diatomite and citric acid to obtain the grease anhydrous deacidification and desoaping agent. After vegetable oil is deacidified and desoaped by using the anhydrous grease deacidification and desoaped agent prepared by the invention, crude peanut oil with the acid value of 3.37 and the soap content of 0.0076% is processed into clear oil with the acid value of less than 3 and the residual soap content of less than 0.0030%, and the product quality meets the edible standard of the vegetable oil. Meanwhile, sewage discharge is avoided, heat energy and electric energy are saved, the technological process and needed equipment are simple, the application prospect is good, the technology is stable, the production cost is low, and the novel industrial development requirements of energy conservation and emission reduction are completely met.

The invention relates to the field of ship liquid hydrogen transportation, and discloses a device for reducing the evaporation rate of a ship liquid hydrogen cabin. The device is arranged based on a liquid hydrogen cabin and an LNG tank and comprises a cooling coil arranged outside the liquid hydrogen cabin, an inlet of the cooling coil is communicated with the liquid hydrogen cabin and the LNG tank, and an outlet of the cooling coil is communicated with the LNG tank and the outside of the device; hydrogen evaporation gas enters a cooling coil from a liquid hydrogen cabin to cool the liquid hydrogen cabin, and then flows out of the device; according to the second cooling channel, LNG evaporation gas enters the cooling coil from the LNG tank to cool the liquid hydrogen cabin and then flows out of the device or flows back to the LNG tank. According to the third cooling channel, LNG liquid enters the cooling coil from the LNG tank to cool the liquid hydrogen cabin, and then the liquid hydrogen cabin flows out of the outflow device or flows back into the LNG tank. According to the device, the cargo evaporation rate in the liquid hydrogen cabin is effectively reduced, hydrogen evaporation gas and LNG cold energy are fully utilized, and the transportation cost and the fuel cost of the liquid hydrogen transport ship are greatly reduced.

The invention discloses a starch hydrolysis system, which includes an ejector, a heating tank, a hydrolysis tank and a flash evaporation device; the heating tank is provided with a connected gas-liquid mixing cavity and a liquefaction coil, the flash evaporation device is arranged in the hydrolysis tank, and the hydrolysis tank is provided with a hydrolysis pipeline spirally surrounding the flash evaporation device; the ejector is connected to the gas-liquid mixing cavity, the gas-liquid mixing cavity is connected to a feeding pipeline filled with starch slurry, and the liquefaction coil is connected to the flash evaporation device through a pipeline; one end of the flash evaporation device is connected to the hydrolysis pipeline via a feeding pump, and the other end of the flash evaporation device is connected to the ejector. The starch hydrolysis system provided by the invention has simple equipment and small footprint, and the hydrolysis pipeline is arranged spirally around the flash evaporation device from bottom to top, so that the first-in-first-out of the hydrolysis liquid is realized, and the uniformity of hydrolysis is ensured.

This application relates to the field of clean production technology. Specifically, an embodiment discloses a portable electrolyte mixing container device, comprising: a container body and a mobile trolley. The container body includes a spout, a top lug, and a bottom lug. The container body has an opening at the top. The spout is located on one side wall of the container body. The top lugs are located on two opposite side walls of the container body, and the bottom lugs are located on the side wall of the container body opposite the spout. The mobile trolley includes a base plate and an anti-scalding plate, with the anti-scalding plate located at one end of the base plate. This addresses the problem of difficulty in adding or removing electrolyte from the container in the prior art.

The present invention discloses a pet robot control method, chip and robot, including a control module, an illumination sensor, a mobile module, a temperature sensor, a heating module, a pressure sensor and a resting platform; the control module includes a main control chip, and the main control chip is the above chip; the illumination sensor is used to detect the light intensity of the environment; the mobile module is used to provide power for the movement of the pet robot; the temperature sensor is used to detect the ambient temperature; the heating module is used to heat the resting platform; the pressure sensor is used to detect the pressure change of the resting platform; the resting platform is used to provide a resting platform for the pet. The pet robot of the present application moves to the sun during the day and uses the sun to heat the pet. When the robot is in the dark, it generates heat to heat the pet. It has high flexibility and saves energy.

The present application relates to the technical fields of biomass gasification furnace, and disclose a tower-shaped grate, the present application is arranged with the annular base of receiving ash and slag below the furnace body, so as to ensure that after the discharge of ash and slag, the fresh air outside will be sucked from the output direction of ash and slag, and enter the furnace through ash and slag, the outside air passes through ash and slag again, so that ash and slag are further burned, and the waste heat generated in ash and slag enters the furnace along with air, and the heat can be fully reused, and by means of waterless slagging, the water vapor injection into the furnace is reduced, the temperature in the furnace is prevented from being suddenly reduced, the heat energy is saved, and the purpose of saving heat energy and recycling residual heat energy is achieved.

The present invention relates to the field of ship equipment technology, and in particular to a cooling structure, including an exhaust pipe and a cooling shell; the cooling shell is covered on the outer wall of the exhaust pipe, and a cooling medium is passed through the chamber surrounded by the inner wall of the cooling shell and the outer wall of the exhaust pipe, and the pipe wall of the exhaust pipe is provided with a through hole, and the two ends of the through hole are respectively connected to the inner cavity of the exhaust pipe and the chamber. The cooling structure fully achieves the purpose of water-gas mixing and cooling, and has the advantages of energy saving and consumption reduction. The present invention also provides a hull exhaust structure, which also includes a main engine exhaust pipe and a ship's side outer plate, and the two ends of the exhaust pipe are respectively connected to the exhaust port of the main engine exhaust pipe and the exhaust port of the ship's side outer plate. The hull exhaust structure improves the heat dissipation effect of the ship's exhaust process, reduces the heat energy transferred to the hull by the exhaust pipe, and avoids problems such as paint peeling and aging caused by heating of the hull.

The utility model discloses a C9 rectification production device which comprises a light component removal tower, an unsym-trimethylbenzene tower and an aromatic solvent tower, and is characterized in that a tower top steam outlet of the unsym-trimethylbenzene tower is connected with a heat source inlet of a light component removal tower reboiler, and a heat source outlet of the reboiler is connected with an inlet of an unsym-trimethylbenzene tower recooler; an outlet of the recooler is connected with an inlet of the unsym-trimethylbenzene tower return tank, an outlet of the unsym-trimethylbenzene tower return tank is connected with a return port of the unsym-trimethylbenzene tower, and a tower kettle discharge port of the unsym-trimethylbenzene tower return tank is connected with a feed port of the aromatic solvent tower; a tower top steam outlet of the aromatic solvent tower is connected with a heat source inlet of the unsym-trimethylbenzene tower reboiler, a heat source outlet of the unsym-trimethylbenzene tower reboiler is connected with an inlet of the aromatic solvent tower recooler, an outlet of the aromatic solvent tower recooler is connected with an inlet of the aromatic solvent tower return tank, and an outlet of the aromatic solvent tower return tank is connected with a return port of the aromatic solvent tower. The device fully recovers heat energy of steam at the top of the tower for heating raw materials and tower bottoms, and is remarkable in energy-saving effect.

The invention discloses a method for using an automatically adjustable intelligent slicing and dicing machine and a device thereof, comprising a slicing and dicing box and a slicing mechanism, wherein the slicing mechanism divides the interior of the slicing and dicing box into a slicing area on the left and a dicing area on the right, a first slicing stopper and a second slicing stopper are fixedly arranged on the left and right sides of the slicing and dicing box respectively, a dicing mechanism is arranged below the first slicing stopper, a driving mechanism is arranged on one side of the slicing and dicing box, a material guiding mechanism is fixedly arranged on the upper side of the slicing and dicing box, an intelligent control mechanism is arranged on one side of the slicing and dicing box, an integrated tool system is adopted, and the dicing function shares part of the mechanical structure of the slicing function, thereby reducing the number of mechanical components, driving and control systems that need to be produced, installed and calibrated, and reducing the manufacturing cost, and the tool surface can be cleaned during the cutting process of food in different states, thereby alleviating the cleaning burden of later operators to a certain extent.

The present invention discloses an externally heated vertical pyrolysis furnace, which relates to the field of petrochemical technology, and comprises a furnace body, wherein a feed port is arranged at the top of the right end of the furnace body, and a rake is installed below the feed port, a shaft sleeve is connected to the left end of the rake, and a mechanical seal is installed above the shaft sleeve, and a bearing seat is installed on the top of the mechanical seal. In the present invention, the continuous operation of the pyrolysis furnace can be realized by designing a preheating unit and a pyrolysis unit that are connected. The core is to improve the thermal efficiency, reduce the coking and clogging phenomenon, and ensure continuous and stable operation under the condition of airtightness and safety; and the pyrolysis gas generated by the high-temperature pyrolysis in the furnace passes through the pyrolysis gas outlet at the top of the furnace body, and then passes through the furnace wall through the pyrolysis gas inlet pipe and the combustion nozzle connected to the combustion chamber to enter the combustion chamber for combustion, providing a heat source for the pyrolysis furnace for the entire system, saving energy while improving the efficiency of the pyrolysis reaction, and the pyrolysis temperature can adopt low temperature, medium temperature, and high temperature thermal cracking.