86results about How to "Guaranteed heating temperature" patented technology

The invention relates to biomass grading temperature controlling slow speed pyrolysis technology and its system. The technology includes the following steps: dividing the pyrolysis into many independent stages with temperature increasing; processing countercurrent flow for external heat source and biomass; heating the biomass grade by grade to make it pyrolyse; pre-drying and deep drying the material to make sure its water content is 5-10%; pre-charring and charring to gain charcoal, pyrolysis gas, little gas state biological crude oil; processing the secondary decompose for the crude oil at roasting stage to gain the pyrolysis product. The system is made up of external hot gas source and its bypass route, main heat exchanger, multiple-stage pyrolyzer, and multiple-stage heat exchanger. The invention has the advantages of wide material accommodation limit, easy adjustable pyrolysis process, easy controllable pyrolysis product, utilizing waste heat to increase gasification efficiency.

The invention discloses a temperature-controlled concrete stirring device comprising a stirring barrel body, wherein two sides of a first driving gear are meshed with second driven gears; the second driven gears are fixedly arranged on driven shafts; a plurality of temperature probes are arranged inside the left side wall of the stirring barrel body; a ceramic heating body is arranged inside a cavity; the bottom of the right side wall of the stirring barrel body is provided with a first discharging pipe; a second discharging pipe is connected with an auxiliary unloading hose; the top of the stirring barrel body is also provided with an additive introducing device; and a pipeline of a liquid control switch and an additive delivery pump is provided with a horizontal section pipeline, a first elbow pipeline, a second elbow pipeline and a third elbow pipeline. By using the temperature-controlled concrete stirring device, the temperature of inside concrete can be controlled, the automatic and quantitative addition of water is realized, the problem of deviation caused by different heights is overcome, and the retention phenomenon cannot be generated after the additive delivery pump stops working.

The invention relates to a production method for duplex stainless steel hot-rolled coils. The production method comprises such steps as smelting, continuous casting, slab polishing, tandem type slab heating, high-pressure water scale removal, rough rolling, rolling by a steekle mill and coiling; the content of S in steel is controlled below 0.0007%; Creq / Nieq is controlled within 1.92-1.97; the slab isometric crystal rate is controlled above 80%; the reasonable slab length and slab heating temperature are actually determined by combining with the scene; the process of slab high-pressure water scale removal one-gate and rough rolling frame non-scale removal is adopted; in particular, the rolling temperature of the hot rolling steekle mill is controlled; the produced stainless steel hot-rolled coils have no edge cracks, so that the yield is prominently improved; the problem of the edge crack defect generated by rolling the steel coils through the steekle mill in the rolling process is solved; and the edge quality of the hot-rolled steel coils is guaranteed.

The invention discloses an extra-thick hydrogen present 15CrMoR steel plate and a production method thereof. The steel plate comprises the following elements in percentage by weight: 0.12-0.17 percent of C, less than or equal to 0.20 percent of Si, 0.40-0.70 percent of Mn, less than or equal to 0.008 percent of P, less than or equal to 0.003 percent of S, 0.14-0.18 percent of Ni, 0.80-1.20 percent of Cr, less than or equal to 0.10 percent of Cu, 0.45-0.60 percent of Mo, 0.025-0.050 percent of Al, less than or equal to 0.016 percent of As, ess than or equal to 0.008 percent of Sn, less than or equal to 0.003 percent of Sb and Fe and unavoidable impurities in balancing weight. The production method comprises the steps of converter smelting, LF (Ladle Furnace) refining, vacuum refining, pouring, heating, rolling, cooling control, slow cooling, heat treatment and the like. According to the invention, the chemical elements of the steel plate are designed via the Cr-Mo taken as the basic alloy element, through the converter smelting, the LF refining, VD (Vacuum Degassing) furnace vacuum degasification, plate rolling, crack detection, normalization, tempering, steel plate finishing operation, performance inspection, as well as rolling control, cooling control, normalization and tempering, the particle size of steel is more than 8.0, and the elements are organized to a tempering sorbite; and through the effective implement of the measurements, the hydrogen present steel plate with a thickness of 120 mm to 150 mm and good corrosion resistance is successfully produced, and the steel plate is provided with higher intensity and good tenacity, and has favorable welding performance.

The present invention discloses a water quick heating device, which is mostly composed of a tubular container with a fluid inlet and a fluid issuing, a induction heating element bracket, a magnetic stripe, a induction coil, a upper cover, a liquid level sensor, a heat meter, a induction heating element, a flow equalizing stick, a below cap and a inlet liquid electromagnetic valve; the induction heating element of the invention is in the liquid, the thermal efficiency is higher than that of the Electromagnetic furnace in general; the electromagnetic induction is heated directly without thermal conduction effect of the insulation materials heat-insulating, and having rapid temperature rising; fluid and electricity are separated completely, and the usage is safe and reliable.

The invention discloses a method for manufacturing high magnetic induction grain-oriented silicon steel through a short-process medium and thin slab. The method comprises hot metal pretreatment, smelting, LF furnace external refining, medium and thin slab continuous casting and rolling, normalizing acid pickling, cold rolling, decarburizing annealing and MgO coating, high-temperature annealing, hot stretching leveling and insulation layer coating and rewinding packaging. The steel comprises the following components according to the weight percent ratio: 0.01 to 0.1 of C, 2.5 to 3.5 of Si, 0.05 to 0.20 of Mn, 0.005 to 0.02 of P, 0.005 to 0.03 of S, 0.005 to 0.02 of Als, 0.006 to 0.10 of N, the balanced of Fe and inevitable impurities. The process overall finished product yield after hot rolling is improved by more than 5 percent, magnetic induction B8 is improved to be more than 1.88T, and the iron loss P1.7 is reduced to below 1.20W / kg.

The invention discloses an optical binding device and method, belongs to the field of optics and aims to solve the problems of a conventional optical binding technology of a display screen. According to the scheme, a bearing unit slides in a direction of a working chamber unit along slide rails, and bulge clamp parts of the working chamber unit slide into clamp buckles of a bearing platform in the horizontal direction and are completely clamped together with the clamp buckles; a vacuum chamber performs vacuum pumping, a silica gel sheet is sucked to move downwards to be tightly attached to the upper surface of a to-be-attached optical device, vacuum pumping is stopped when a vacuum degree is reached, and the attachment step is completed; an air compressor is started, a pressurizing chamber starts pressurizing work, a heating layer continuously provides a constant-temperature environment for the to-be-attached optical device, and the to-be-attached optical device is subjected to defoaming; the defoaming step is continued for 5 min; after defoaming is finished, the air compressor performs air release operation on the pressurizing chamber, the silica gel sheet drives the heating layer to move upwards, the bearing unit is controlled to move along the slide rails and is completely separated, and an optically bound part is taken out.

The invention discloses an asphalt mixing device, and relates to the technical field of asphalt production and processing. A vertical lifting device is fixedly connected with a mixing box, the vertical lifting device can lift asphalt on the bottom layer in the mixing box to the surface layer, and a second heating device can heat the asphalt in the vertical lifting device. A stirring shaft is rotatably connected into the mixing box around a vertical shaft, a plurality of stirring rods are fixedly arranged on the circumferential face of the stirring shaft, a heating cavity is formed in each stirring rod, and a heating rod is fixedly installed in each heating cavity. A smashing device is fixedly arranged at the top of the mixing box, and a vibration screening device is arranged below the smashing device. A collecting disc is arranged below the vibration screening device and can collect screened ingredients, a first hopper is arranged below a discharging port of the collecting disc, the first hopper is fixedly arranged at the top of the mixing box and is communicated with the mixing box, and a third heating device is fixedly arranged on the outer surface of the first hopper. The heating effect is good, mixing is more uniform, and the finished product quality is guaranteed.

A method for attaching one metal to another one in sand mould includes such steps as precleaning the surface of a shaped solid metal, where another metal is attached to, putting it in a sand mould, filling and compacting sand for the surfaces not to be attached, making pouring system, MF induction heating to 200-1000 deg.C, pouring the molten another metal, and cooling.

The invention discloses a boiler suitable for full load SCR denitration. Water-cooled walls and superheaters are arranged at a hearth and a boiler high-temperature flue gas section; a first flue gas condensation water heat exchanger, an SCR denitration device and a second flue gas condensation water heat exchanger are arranged at the tail of the boiler; the SCR denitration device is arranged between the first flue gas condensation water heat exchanger and the second flue gas condensation water heat exchanger; a condensation water outlet of the second flue gas condensation water heat exchangeris connected with a condensation water inlet of the first flue gas condensation water heat exchanger; a condensation water inlet of the second flue gas condensation water heat exchanger is connected with a condensation water pump; a by-pass is arranged at the condensation water inlet of the first flue gas condensation water heat exchanger and is connected with a condensation water outlet of the first flue gas condensation water heat exchanger; a bypass valve is arranged on the by-pass; and an outlet of a feed pump and an outlet of the first flue gas condensation water heat exchanger are connected with the water-cooled walls. The disadvantages arising from the arrangement of a traditional boiler economizer and an air preheater are overcome, and the stabilization of an SCR flue gas inlet temperature and a high-temperature air temperature can be realized.

The invention discloses a firewood burning stove for camping. The firewood burning stove for camping comprises a fire hood, an outer cylinder, a combustion cylinder, a heat-isolating cylinder and a wind blowing device, wherein the heat-isolating cylinder is located between the outer cylinder and the combustion cylinder; the top part of the heat-isolating cylinder is connected with the top part of the combustion cylinder in a sealing manner; an air flow chamber is formed between the heat-isolating cylinder and the combustion cylinder; the wind blowing device is fixedly arranged at the bottom of the outer cylinder and is communicated with the air flow chamber. In the firewood burning stove for camping, the heat-isolating cylinder is added in the outer cylinder and the combustion cylinder, the air flow chamber is formed between the heat-isolating cylinder and the combustion cylinder, and the air blowing device communicated with the air flow chamber is arranged at the bottom of the outer cylinder. When the firewood burning stove for camping is used, the wind blowing device blows towards the air flow chamber; the top parts of the heat-isolating cylinder and the combustion cylinder are sealed, the pressure of the air entering the air flow chamber increases, and the volume of air entering the combustion cylinder increases, so that enough oxygen can be provided for combustion of fuel no matter in any environment, the combustion is complete, generation of a plenty of black smoke is prevented, and the heating temperature is guaranteed.

The invention relates to a method for manufacturing a fixing heating roller coated with teflon film silastic, comprising the following steps of: firstly, sheathing a fluorin jacket on the peripheral surface of an aluminium tube, and then infusing a silica gel layer between the aluminium tube and the fluorin jacket. The fluorin jacket is made of tubular teflon films. The invention has the advantages of simpler process, simple equipment, easy operation and low cost; and the manufactured fixing heating roller has high chemical stability and is suitable for high-speed printers and copiers.

The invention discloses an extruded asphalt pavement milling material crushing and screening device which comprises a heating and conveying system and a crushing and screening system, wherein the heating and conveying system comprises a drum; a milling material is rotationally conveyed from a feed chute in the rear end of the drum to a discharge chute in the front end of the drum by virtue of the drum, and a heating device for heating the milling material is arranged on the drum; the crushing and screening system is arranged below the discharge chute and is obliquely arranged; the crushing and screening system comprises a crushing operation group consisting of multiple rotatable crushing units; and the milling material dropping onto the crushing operation group is extruded by the rotating crushing units and is collected by a screen. According to the device disclosed by the invention, a single and extensive RAP treatment mode in pavement hot regeneration in the conventional highway reconstruction and expansion can be effectively improved, further, the mix proportion design of hot recycled asphalt mixtures is further conveniently realized, and the pavement performance of the regenerated asphalt mixture is improved.

The invention provides a heater of a micro-boiling heat-transfer experimental device, which comprises a shell, a cover plate, a connecting bolt and a heating copper block, wherein the heating copper block is a cone-shaped table, a hole matched with the top of the cone-shaped table of the heating copper block is arranged on the shell, the top of the heating copper block is positioned in the hole on the shell, the bottom of the heating copper block is arranged on the cover plate, the cover plate and the shell are connected by the connecting bolt, an insulation sleeve is arranged in the contact position of the heating copper block and the shell, and the bottom or the inner part of the heating copper block is provided with a heating rod. The heater can realize heat transfer experiments with high heat-flow density, the heat-flow density of a heating surface can reach 107W / m2 so that a critical thermal load phenomenon is ensured not to happen, and simultaneously air bubble behaviors during micro-boiling can be observed.

The invention discloses a method for cooling and discharging high-temperature tail gas of an aircraft APU in an ultralow-temperature environment in a laboratory. The method comprises the steps: 1, performing fan type selection; 2, giving a safe set temperature for high-temperature tail gas emission of the APU of the airplane; 3, determining the heating temperature of the electric tracing band; 4, estimating the mass flow rate of water for spraying and cooling; 5, primarily cooling and discharging the high-temperature tail gas of the aircraft APU; 6, tail gas emission temperature detection and adjustment; and 7, continuously cooling and discharging the high-temperature tail gas of the aircraft APU. The laboratory exhaust port temperature sensor, the laboratory environment temperature sensor and the laboratory environment pressure sensor are used for detecting whether the indoor environment is balanced or not under the APU driving condition, then the fan type meeting the requirement is selected, it is guaranteed that the temperature and pressure in a laboratory are stable, the safety of aircrafts and testers is guaranteed, the heating temperature of the electric tracing band is determined, the water supply pipe is effectively prevented from being frozen and blocked, and the stability is still achieved in an ultralow-temperature environment in a laboratory.

The invention relates to a heat supply two-network balancing method. The heat supply two-network balancing method comprises the following steps that a heat supply model of heat supply two-network balance is established, and the heat supply two-network balance involves in-building heat supply balance and heat supply balance among building units; buildings are divided into high areas, middle areas and low areas according to the height, and a variable frequency pump is arranged on a starting floor of each height area; a heat supply balance neural network of each height area is constructed, the frequency of the variable frequency pumps is obtained, and according to the adjustable range of the variable frequency pumps, a circulation control instruction is activated to achieve heat supply balance in the building; and parameters of all building units in the heat supply range of each heat exchange station are obtained regularly, a heat supply two-network balance neural network is constructed, the water supply flow is adjusted, and heat supply two-network balance is achieved. According to the heat supply two-network balancing method, on the basis of ensuring heat supply balance among the buildings, the heat supply balance in the buildings is met to the maximum extent, heat energy is saved according to the principle of large temperature difference and small flow, and electricity consumption of a water pump is reduced.

The invention discloses an air source heat pump electric thermal storage system and a control method. The system comprises at least one air source heat pump, at least one integrated electric thermal storage device, a plate type heat exchanger, a primary side water pump, a secondary side water pump, a circulating pipeline, cables and a control system, wherein the primary side water pump and the secondary side water pump are distributed on the two sides of the plate type heat exchanger, the circulating pipeline interconnects water flow of equipment and supplies heat to a terminal, the cables areused for supplying power to the equipment in the system, and the control system controls the operational process of the whole system; the integrated electric thermal storage devices integrate an electric heating device and a thermal storage device into integrated equipment, at least one of the air source heat pumps is a high-temperature air source heat pump, and the control system controls the air source heat pump electric thermal storage system to flexibly switch among a plurality of different operational modes. The system has the advantages that through the integrated electric thermal storage devices, the configuration number of the heat pumps is decreased, the system is simplified, the initial investment of the equipment is lowered, the reliability of the system is enhanced, in addition, clean energy is reasonably utilized, the occupied area of the system is small, the system efficiency is high, furthermore, the off-peak electricity can be fully utilized, and the operation cost islow.

The invention relates to a sterile experiment box for a new ruminant intestinal stem cell proliferation test. The sterile experiment box comprises a sterile experiment box body, an in-out box is arranged on one side of the sterile experiment box body, when the intestinal tract is placed in a bearing assembly, a lifting baffle, away from one side of the sterile experiment box body, of the in-out box body is firstly opened and closed, then a first in-out opening is closed, and the intestinal tract on the bearing assembly is disinfected and sterilized through a second sterilization lamp in the in-out box body; after the intestinal tract is disinfected and sterilized, a lifting baffle close to one side of the sterile experiment box is opened, the bearing assembly integrally enters the interior of the in-out box, then a second in-out opening is closed, and at the moment, the intestinal tract is observed in the sterile experiment box; one end of the microscope is positioned outside the sterile experiment box, the other end of the microscope is positioned inside the sterile experiment box, and the microscope can be rotatably adjusted, so that the intestinal stem cells inside the sterile experiment box can be conveniently and intuitively observed from the outside.

The invention discloses a semi-solid continuous feeding and casting device and method. The semi-solid continuous feeding and casting device comprises a delivery device, a first-stage heater, a second-stage heater, stainless steel crucibles, a cleaning device, a spraying device, thermocouples and enclosed pipelines. The delivery device tilts and is fixed with the multiple stainless steel crucibles.The middle of the delivery device is equipped with the first-stage heater and the second-stage heater. The second-stage heater is close to a casting device. The interior of each heater is provided with a thermocouple. The interiors of the first-stage heater and the second-stage heater are equipped with the enclosed pipelines. The stainless steel crucibles are subjected to primary heating operation and secondary heating operation in the enclosed pipelines. The invention provides a semi-solid fully-automated continuous production device which is capable of automatically heating, adding material, spraying and cleaning. By combining an inductive heating mode with the thermocouples, PID precise temperature control is performed so as to obtain required semi-solid blank within the temperature range. Due to the enclosed pipelines, the heating process is clean without any impurity. Meanwhile, heating temperature is kept.

The invention discloses a rolling machine for RTP composite pipes and winding pipes. The rolling machine for the RTP composite pipes and winding pipes comprises a machine frame, a core shaft is arranged in the machine frame, and a driving device is arranged at the rear end of the core shaft. A rolling roller is arranged in the machine frame, the rolling roller is arranged above the core shaft, andthe rolling roller is rotatably mounted on a mounting frame. A buffer device is conneted to the top end of the mounting frame, and a lifting device is arranged at the top end of the buffer device. Aheating device is arranged in the machine frame, the heating device is arranged on one side of the core shaft, an extrusion head is connected to the front end of the core shaft, the extrusion head isfixed to the machine frame, and a cooling device is arranged at the front of the extrusion head. The rolling machine for the RTP composite pipes and winding pipes solves the problem that the extrusionforce between the rolling roller and the core shaft is inconvenient to adjust in an existing structure, the cooling device is arranged at the extrusion head to perform cyclic utilization on hot air in the machine frame, the use ratio of energy sources is improved, energy conservation and environmental protection are better achieved, the product quality is ensured, and the production efficiency isimproved.

The invention provides a spiral pipe bender for a multi-station energy saving strip lamp, comprising a cabinet (1), wherein the cabinet (1) is equidistantly provided with six pedestals (2), the pedestal is vertically provided with spiral molds (3), electrothermal bags (4) are sleeved on the spiral molds (3), the lower ends of the electrothermal bags (4) are fixedly connected with the pedestals (2), the lower ends of the spiral molds (3) are hinged to a rotating shaft (5), the rotating shaft (5) is provided with a motor (6) and a speed reducer (7), and one side of the cabinet (1) is provided with a control switch (8). According to the invention, 1) substituting electric heating for heating with an open fire, the heating temperature is guaranteed, the heat loss is reduced, the processing time is shortened, the processing efficiency and product quality are raised; and 2) the pipe bender has six stations, six energy saving strip lamps can be processed simultaneously, thus the processing efficiency is raised.

The invention relates to a force and heat combined environment testing device, and specifically relates to a flame heating type thermal noise combined environment testing device. The device comprises a traveling-wave tube noise device (1), a noise detecting control device (8) and a heat testing device which are used for performing heat noise combined environment test for a tested part; the heat testing device is used for performing flame type heating, and methane and oxygen are utilized for generating flame; the heat testing device comprises a gas storing system (5), a flame pipeline system (4), a flame heating gun (3), a flame control system (6), a flame monitoring device (2), a flame heating gun mounting plate (8) and a temperature testing system. The device can be applied to the heat noise combined environment performance assessment test of a wing and a rudder of a high supersonic velocity aircraft and a large-area heat protecting system capable of repeatedly using a vehicle, and can also be applied to the heat noise performance assessment of a coated wallboard structure of the supersonic velocity aircraft; therefore, the device has a wide application prospect in aircraft structure optimizing and heat noise combined environment assessment.

The invention discloses a drying technique for electric heating pipes. The drying technique comprises the following steps of: cleaning the assembled electric heating pipes through cleaning liquid and heating and drying the electric heating pipes in a vacuum oven for 6-24 hours at a vacuum degree of minus 0.005MPa to minus 0.1MPa and a temperature of 80-200 DEG C, introducing dry air into the vacuum oven to perform vacuum removal on the pipes, immediately taking out the electric heating pipes when the vacuum oven reaches a positive pressure, gluing, encapsulating and curing the pipe orifices of the electric heating pipes. The drying technique disclosed by the invention has the advantages that the electric heating pipes are dried and heated in a vacuum environment to remove moisture in the pipes, and then the dry air is introduced in the vacuum environment to remove the vacuum of the dried pipes, thereby fully and timely removing the moisture absorbed by such heat conducting stuffing as magnesium oxide powder in the electric heating pipes at a low temperature and within short time, the electric heating pipes are effectively dried further, the product quality and electric property of the electric heating pipes are guaranteed, the heating temperature is reduced, the heating time is shortened, the production energy consumption is reduced, and the production efficiency is improved; and the cooling time before the gluing and encapsulating procedures is shortened, so that the possibility of secondary dampness of the filled heat conducting stuffing is reduced.

An electric heating die comprises a die shell and an electric heating device in the die shell. The electric heating device comprises an upper-layer annular heating resistor element set surrounding a bottleneck for heating, a middle annular straight inserting columnar heating resistor element set surrounding a bottle body for heating, and a lower-layer annular heating resistor element set surrounding a bottle bottom for heating. The electric heating die is good in heating effect, low in machining cost and simple in structure.

The invention relates to energy-saving automatic temperature control microbial anaerobic fermentation equipment, comprising a solar water storage tank, an air energy heating device, a constant temperature heating water storage tank, a constant temperature cooling water storage tank, a fermentation tank and a plurality of water suction pumps. The application provides the energy-saving automatic temperature control microbial anaerobic fermentation equipment which takes solar energy and air energy as heating and cooling sources and perfectly combines an automatic temperature control system with the fermentation tank. The fermentation tank can be arbitrarily set according to the appropriate temperatures of various microorganisms, and the temperature control system automatically completes the temperature control. The temperature control system preferentially uses solar energy, and uses the air energy only in a rainy day or a cloudy day with insufficient sunlight; the heating or cooling water can be recycled; therefore, the aims of saving energy, automatically controlling temperature and guaranteeing the normal operation of the fermentation tank are achieved, and a great deal of energy and labor cost can be saved.

The invention belongs to the field of dissimilar metal combination / connection, and discloses a dissimilar metal compound structure forming system and method. The Dissimilar metal compound structure forming system comprises a molten drop driving module, a melting module, a supporting element, a TIG heat source module, an upper computer and a three-dimensional platform movement module; the molten drop driving module and the melting module are supported above the three-dimensional platform movement module through the supporting element; one end of the molten drop driving module extends into the supporting element and is connected with the melting module; the TIG heat source module is fixed above the three-dimensional platform movement module at a preset angle; the molten drop driving module,the melting module and the three-dimensional platform movement module are connected with the upper computer; the upper computer is used for controlling the melting module to melt a first metal material at a preset temperature; the molten drop driving module jet the molten first metal material with a preset driving reference and waveform; and the three-dimensional platform movement module drives asecond metal material arranged on the surface to move along a preset path. The system and the method can achieve direct compound of dissimilar metals, are low in cost and are high in efficiency.

The invention discloses a plant essential oil extraction device capable of continuously working, and belongs to the technical field of essential oil extraction. The device comprises a distiller, wherein a controller is arranged at the rear end of the distiller, an automatic extraction control system is connected in the controller, a heating base is fixedly connected to the lower end of the distiller, the heating base is electrically connected with the automatic extraction control system through a conducting wire, a discharging plate is fixedly connected into the distiller, an auxiliary rotating rod can be driven by an auxiliary motor to rotate, a wall cleaning arc plate is driven by a supporting rod to continuously act on the distiller and rhizome extracts so as to effectively avoid the rhizome extracts from adhering to the inner wall of the distiller, improve the essential oil extraction efficiency of the rhizome extracts, effectively protect the distiller and prolong the service life of the distiller, and the essential oil extraction process is effectively automated through the automatic extraction control system so as to achieve the continuity of extraction work and improve the economic benefits of enterprises.