70results about How to "Avoid overheating" patented technology

The invention discloses a coal-fired unit deep peak shaving system coupled with electric heating high-temperature phase change heat storage, and relates to the technical field of power generation. The matching capacity of the heat storage system and the full-working-condition operation parameters of the high-parameter coal-fired unit can be effectively enhanced, so that the deep peak regulation capacity and the variable load rate of the coal-fired unit are improved, meanwhile, the energy density, the electricity-heat conversion efficiency and the economic benefits of the heat storage device are improved, and the unit can be prevented from running in an over-low load mode so as to improve the efficiency and prolong the service life. The coal-fired unit deep peak shaving system comprises a coal-fired unit and a high-temperature phase change heat storage system. According to the invention, the peak regulation flexibility of the coal-fired unit is improved, the energy density, the electricity-heat conversion efficiency and the economic recovery period of the heat storage device are also improved, and the over-low load operation of the unit can be prevented so as to improve the efficiency and the service life.

The invention relates to the technical field of chemical equipment, and discloses a methanation fixed bed reactor. The methanation fixed bed reactor comprises a reactor wall with a multi-layer structure and a reaction chamber defined by the reactor wall, and the reactor wall with the multi-layer structure comprises a metal shell, a refractory layer, a heat insulation layer and an aerogel heat preservation layer; the heat insulation layer and the fireproof layer are sequentially arranged on the inner wall of the metal shell, and the aerogel heat preservation layer is arranged on the outer wall of the metal shell. And the thicknesses of the fireproof layer and the heat insulation layer meet the requirement that the temperature of the outer surface of the metal shell is lower than 300 DEG C. The fireproof layer and the heat insulation layer are used for preventing overtemperature of the reactor wall, the aerogel heat preservation layer is used for conducting heat preservation on the reactor wall, the situation that when the environment temperature changes, the temperature difference between the interior and the exterior of the reactor wall is too large, gas condensation is caused, and a reactor is damaged is avoided, and the aerogel heat preservation layer thermochromism can give an alarm in time.

This invention discloses a solid-phase thickening reactor for PETG chips, belonging to the field of polyester chip processing technology. It includes an outer cylinder with an inlet pipe and an outlet pipe installed at its top and bottom, respectively. Support legs are installed on the side of the outer cylinder. Inside the outer cylinder are a supporting cylinder and four movable inner cylinders. Connecting rings connect the supporting cylinder to the movable inner cylinders and between adjacent movable inner cylinders. This invention ensures that each chip can undergo sufficient and uniform heat exchange with the heat medium, eliminating heating "dead zones" and temperature differences in traditional equipment. Based on the synergistic effect of uniform dispersion, controllable feeding, and a three-dimensional thermal field, the raw material can undergo a thickening reaction in the reactor in an optimal state. This ensures the uniformity and thoroughness of the reaction, effectively avoiding quality problems such as chip viscosity differences and yellowing caused by uneven heating or inconsistent reaction times. Therefore, it significantly improves the final product quality, production efficiency, and batch stability of the PETG chips.

The invention relates to a start-up method of a hydrogenation device filled with a true sulfuration state hydrogenation catalyst, which comprises the following steps: when the highest temperature of a catalyst bed layer in a fixed bed reactor is less than or equal to the temperature T, introducing start-up distillate oil into the fixed bed reactor, raising the inlet temperature of the fixed bed reactor from T0 to T1 at the heating rate of W1, and then raising the inlet temperature of the fixed bed reactor from T1 to T2 at the heating rate of W2, w1 is larger than W2, different heating curves are set according to the properties of the start-up distillate oil and the sulfuration degree of the true sulfuration state catalyst, it is ensured that the start-up heating process is stable, the temperature runaway condition is avoided, and therefore the rapid and stable start-up requirement is met, and the activity of the true sulfuration state catalyst is well protected.

The utility model relates to an exhaust cooling device of a 3D (three-dimensional) printer, which is used for heat dissipation of a nozzle driving power supply of the 3D printer and comprises a shell, an air inlet is arranged at the front end of the shell, the shell is connected with an air feeder through an air inlet pipe, an air outlet is arranged at the rear end of the shell, and an airflow channel is arranged in the shell. A plurality of nozzle driving power sources are arranged in the airflow channel in the airflow direction, a nozzle control circuit board is arranged on the upper surface of a top plate of the shell, and the top plate is a heat conduction plate and can conduct heat of the circuit board into the airflow channel and take away the heat by airflow. Connecting wings are arranged on the two sides of the shell, so that the device can be conveniently installed on the 3D printer. The lower part of the front end of the shell is provided with a plurality of wire passing windows for connecting flat cables of the nozzle driving power supply and the printer nozzle to pass through. The air flow channel, the heat conduction structure and the installation design are adopted, the heat dissipation efficiency is remarkably improved, the operation temperature of equipment is reduced, the service life is prolonged, meanwhile, installation and maintenance are convenient, and applicability is high.

This invention relates to the field of remote crane control technology, specifically a crane control device, comprising a cabinet, a support carrier, and a guardrail. The cabinet is mounted on the support carrier; the guardrail is also mounted on the support carrier; the support carrier is the crane's frame or trolley; a control mechanism is installed inside the cabinet, which receives control commands remotely sent from the control room; the control mechanism integrates the crane's electric hoist control unit, trolley control unit, and crane trolley control unit; it also includes: a detection mechanism installed inside the cabinet; and a protective mechanism installed inside the cabinet, used to detect if the cabinet becomes loose. This invention achieves remote control of port container cranes by controlling the movement of the trolley and crane units within the crane, as well as the movement of transported containers, through the control mechanism; and it eliminates the need for personnel to frequently climb the crane to maintain the cabinet, greatly improving the convenience of inspections.

The invention discloses a process and a device for preparing LNG (Liquefied Natural Gas) and co-producing carbon dioxide from coke oven gas, belonging to the field of chemical industry. The coke oven gas subjected to fine desulfurization is divided into two paths, the first path directly enters a methanation section, the second path enters a CO conversion tower, CO is converted into CO2 through a water gas conversion reaction, and H2 is generated at the same time; the converted gas is cooled by a heat exchanger I2 or a steam boiler and then enters an alcohol amine decarburization tower, CO2 is partially or almost completely removed by spraying an alcohol amine solution, and the alcohol amine solution is heated and regenerated to obtain high-purity CO2 as a chemical raw material; the decarburized gas and the first path of gas are converged and then enter a methanation section, and H2 reacts with CO and CO2 in three methanation reactors which are connected in series and in parallel to generate CH4. The device comprises a main pipeline, a CO conversion tower, a heat exchanger, an alcohol amine decarbonization tower, an alcohol amine regeneration tower, a methanation reactor and the like. According to the invention, large-air-volume circulation and a compressor are avoided, the cost is saved, high-purity CO2 is co-produced, the CO / CO2 content and temperature rise can be flexibly regulated and controlled, and temperature runaway is prevented.

This invention discloses a heat dissipation structure for a thermal power plant transformer, including a body with a storage compartment inside, and a transformer protective shell inside the storage compartment. The transformer protective shell has an air intake grille, and a mounting component is located inside the protective shell. The mounting component has a vertically penetrating mounting groove, and a suitable transformer component plate is nested inside the mounting groove. The lower side of the mounting groove is spaced apart from the transformer shell, and the lower side of the transformer component plate has multiple semi-through slots. This invention solves the problems of poor heat dissipation in traditional thermal power plant transformers, heat accumulation on the back of the transformer component plate leading to overheating and malfunction, and reduced component lifespan.

The utility model provides a DMAC solvent wastewater heat pump rectification system, which is applied to the technical field of heat pump rectification, suitable raw materials comprise DMAC wastewater, DMF wastewater and DMSO wastewater, the raw materials are conveyed to a rectification module for three-stage rectification after being heated for three times by a feeding module, a steam compressor module collects steam in the rectification module for temperature and pressure increasing, and the steam in the rectification module is conveyed to a rectification module for three-stage rectification. Transmitting to the rectification module as a heat source; the feeding module comprises a product preheater used for carrying out heat exchange on qualified products generated by the rectification module and raw materials, a distilled water preheater used for carrying out heat exchange on distilled water generated by the rectification module and the raw materials, and a non-condensed steam preheater used for carrying out heat exchange on non-condensed steam generated by the rectification module and the raw materials; the steam compressor module comprises a first-stage steam compressor and a second-stage steam compressor which are connected in series. According to the DMAC solvent wastewater heat pump rectification system, the working efficiency can be improved, and the electric energy loss and the steam consumption can be reduced.

According to the water bath ohmic heating device provided by the utility model, water bath and ohmic heating are innovatively combined, so that current in meat blocks can be uniformly distributed through heat transfer of a water bath medium, and the condition that some areas of the meat blocks are excessively heated under the condition of traditional ohmic heating is effectively avoided; the quality of the meat blocks is ensured, and meanwhile, rapid heating is realized. Meanwhile, in the device, the current distribution condition in the meat blocks is fed back in real time through a telescopic current polar plate, so that the voltage of different areas is adjusted to ensure the uniformity of current distribution in the materials; and the ultrasonic transmitter can uniformly distribute the injected saline water, so that the conductivity of each part in the raw material is basically the same. The devices and the heating principle are combined together to ensure that the meat loaves are heated from outside to inside, overheated points are effectively prevented, uneven heating of the meat loaves is avoided, and then the quality of the meat loaves is ensured.

The utility model discloses a novel tile sintering tunnel kiln which comprises a heat supply fan, a heat supply pipeline, a moisture removal fan, a moisture removal pipe, a heating pipe and an adjusting mechanism for adjusting the flow of high-temperature flue gas entering the heating pipe, one end of the moisture removal pipe is connected with the moisture removal fan, and the other end of the moisture removal pipe is connected with a flue gas treatment mechanism. The outer surface of the moisture removal pipe is coated with a heat preservation layer, a humidity sensor for detecting the humidity of flue gas in the moisture removal pipe is arranged in the moisture removal pipe, a heating pipe is coaxially arranged in the moisture removal pipe, a plurality of heat conduction pieces are evenly distributed on the outer wall of the heating pipe in the circumferential direction of the heating pipe, the heat supply fan is connected with the heat supply pipeline, the heat supply pipeline is provided with heat supply branch pipes, and the heat supply branch pipes communicate with the heating pipe. The adjusting mechanism comprises a rotating shaft, a motor, a connecting rod, a first bevel gear, a second bevel gear, a first baffle and a second baffle, the flow of high-temperature flue gas is adjusted according to the humidity of the flue gas in the moisture removal pipe, excessive heating is avoided, and energy is saved.

The application discloses a process method for preparing ethyl acetoacetate by crude ester circulation cooling, and belongs to the technical field of chemical industry. The method can dilute the heat generated in the reaction in time and effectively by performing crude ester circulation in the continuous reaction process, better solves the problem of heat accumulation in the reactor, and cannot dissipate heat in time, thereby causing the problem of rapid temperature rise, and avoids the "flying temperature" in the reaction process; the temperature in the reactor is stable without other complex and strict operation control, the operation is simple and feasible; the content of the crude product, the product quality and the yield are improved; the content of the crude methyl acetoacetate obtained by the method is 97.8-98.1%, the content of the finished product after rectification is 99.5-99.7%, and the product yield is 97.8-98.2%; the high-temperature resistance requirement of the pipeline equipment is reduced, and the safety hidden danger is reduced.

The utility model relates to a distributing device of a smoke exhaust type lime shaft kiln, and belongs to the technical field of lime kiln equipment in the metallurgical industry. According to the technical scheme, a kiln shell (3) is of a cylindrical structure with the upper end closed, a round lime shaft kiln feeding port (2) is formed in the center, a chimney (1) is arranged on the periphery, a preheating zone, a calcining zone and a cooling zone are sequentially arranged in the kiln shell (3) from top to bottom, a material storage zone is arranged on the preheating zone, and a plurality of circles of vertically-arranged smoke exhaust pipes (6) are arranged in the material storage zone with the center of the kiln shell (3) as the circle center. The lower end of each circle of smoke exhaust pipe (6) is communicated with the preheating zone, a smoke exhaust material surface (9) is formed between the end surfaces of the lower ends of each circle of smoke exhaust pipe (6), the end surface of the upper end of each circle of smoke exhaust pipe (6) is higher than a limestone high material level material surface (7), the smoke exhaust pipes (6) are connected together through tie bars, and the smoke exhaust pipes (6) and the kiln shell (3) are connected together through tie bars. The utility model has the beneficial effects that the airflow distribution in the kiln is more uniform, and the product calcining quality is good.

The invention discloses a system for deeply adjusting steam temperatures of main steam and reheat steam and an operation method, and belongs to the technical field of combustion power generation. The system for deeply adjusting the steam temperature of the main steam and the reheat steam comprises a combustion power generation system and a front steam turbine system, and cooperative control over the main steam and the reheat steam is achieved through cooperative design of the combustion power generation system and the front steam turbine system in combination with multi-path steam distribution; by additionally arranging the first peak-shaving low-pressure cylinder, the second peak-shaving low-pressure cylinder and the second power generator which are coaxially connected, the power generation load is flexibly adjusted while the heat supply amount is guaranteed, and by adjusting the steam inlet amount of the first peak-shaving low-pressure cylinder and the steam inlet amount of the second peak-shaving low-pressure cylinder, the main steam pressure of the boiler is kept stable, and overtemperature of reheated steam is avoided.

The application provides a preparation method of a high-beryllium-content beryllium copper alloy material, which comprises the following steps: melting metal raw materials containing pure copper and a beryllium copper master alloy to obtain an alloy liquid, casting the alloy liquid to obtain an ingot, uniformly treating the ingot to obtain a homogenized casting blank, hot-rolling the homogenized casting blank to obtain a hot-rolled blank, annealing the hot-rolled blank to obtain an annealed blank, performing a cyclic "cold rolling-intermediate annealing" process on the annealed blank, and finally performing finish rolling and product annealing on the alloy strip to prepare the high-beryllium-content beryllium copper alloy material. The method can solve the problems of the second phase component of the high-beryllium-content strip being inconsistent, the strip being cracked, side-bent and wrinkled, and a large number of processing passes in the prior art.

The utility model discloses a double-layer double-color thermoluminescent light glass kettle which comprises a glass container, a spout ring and a bottom shell. A shell is arranged on the outer side of the glass liner; an inner handle is arranged on one side of the shell, and an outer handle is arranged on one side of the inner handle; the spout ring is arranged at the top of the shell; the top of the inner handle is connected to the surface of the spout ring; according to the glass kettle, the semitransparent PC plastic shell is adopted, and no window is formed, so that air in the glass kettle does not flow, heat loss is greatly reduced, and the heat preservation effect is remarkably improved; the double-color-temperature lamp belt is used for replacing a common single indicator lamp, white light is emitted during water boiling, yellow light is emitted during heat preservation, the display effect is visual and obvious, the working state of the glass kettle can be clearly known for old people or people with poor eyesight, and usability and safety of the glass kettle are improved; through the design of independent heating pipe water boiling and independent PTC ceramic heat preservation, the heating function and the heat preservation function are independent of each other, and the safety in the using process is guaranteed.

This invention discloses a method for preparing N-doped β"-AlON solid electrolyte powder, which includes the following steps: (1) Slurry preparation: weigh anhydrous ethanol and dispersant, add the dispersant to anhydrous ethanol and stir evenly to obtain a mixed solution, then weigh aluminum source powder, lithium source powder, sodium source powder and nitrogen source powder to obtain a mixed powder, add the mixed powder to the mixed solution and stir thoroughly until the mixture is evenly mixed to obtain a mixed slurry; (2) Grinding to prepare precursor slurry: grind the mixed slurry thoroughly to obtain a precursor slurry; (3) Spray drying: spray dry the wet-ground precursor slurry to obtain spray-dried powder; (4) Calcination: calcine the spray-dried powder in a nitrogen atmosphere, and keep warm after calcination to obtain N-doped β"-AlON powder.

The present application relates to the technical field of spinning machine, especially to a magnesium alloy hot spinning three-wheel powerful spinning machine spinning control method and system, the method comprises the following steps: workpiece installation in place, start heating mechanism and oxidation protection mechanism, reach temperature target value after heat preservation; Spindle mechanism rotation, hot spinning three-wheel powerful spinning machine gradually press to workpiece, pressure sensor real-time collection radial cylinder load force information, temperature sensor real-time collection workpiece surface actual temperature information, displacement sensor real-time collection radial cylinder piston rod radial displacement information; Real-time calculation servo valve opening, intermediate frequency furnace heating compensation power, the flow required by oxidation protection mechanism inert gas; And control according to the calculated value, unload workpiece after reaching the target spinning pressure. The method and system provided by the present application can realize high-temperature accurate heating and oxidation protection of the workpiece, and the production efficiency and the yield are significantly improved.

The utility model relates to the field of motors, and discloses an optimized cooling structure of a dry-type installation submersible motor, which can improve the cooling efficiency of the dry-type installation submersible motor and solve the problem that the temperature rise of a motor bearing is too fast. Comprising a pump body, a stator, a rotor, a motor shell, a cooling jacket, a wire holder, a connecting seat and a pump cover. The end of the rotor shaft sequentially penetrates through the connecting base and the pump cover to be connected to the pump body, the stator surrounds the outer side of the rotor, the motor shell surrounds the outer side of the stator, and the two ends of the motor shell are in sealed connection with the wire holder and the connecting base respectively to form a first sealed cavity in the motor shell. The cooling jacket is sleeved outside the motor shell, and two ends of the cooling jacket are respectively connected with the wire holder and the connecting seat in a sealing manner, so that a second closed cavity is formed between the cooling jacket and the motor shell. The second end side of the rotor is provided with an axial-flow fan blade, the axial-flow fan blade rotates around the axis of the bearing to form airflow, the airflow flows to the first end side of the rotor from the second end side of the rotor and then flows back to the second end side to form circular flow, and heat exchange is conducted in the process that the airflow flows back to the second end side from the first end side.

This utility model relates to the field of waste heat recovery technology for medium-frequency furnaces, specifically a waste heat recovery device for a medium-frequency furnace used in cast iron pot production. It includes a medium-frequency furnace body, a waste heat collection hood mounted on the top of the furnace body with screws, a fixing ring fixed to the outlet of the furnace body, a groove at the bottom of the waste heat collection hood, and the groove of the waste heat collection hood being inserted into the fixing ring. A protective mechanism is installed on the inner ring of the waste heat collection hood. The beneficial effects are: when the furnace body and the waste heat collection hood are connected, the groove at the bottom of the waste heat collection hood aligns with the fixing ring and engages, achieving precise positioning. The inner ring's pressure ring presses against the guide hood. Due to the toughness of the connecting base, the guide hood tilts, narrowing the opening at the top, causing the smoke from the furnace to concentrate upwards. Simultaneously, an insulating skirt is added to insulate heat, preventing the connection between the furnace body and the waste heat collection hood from becoming too hot and shortening its lifespan. The guide hood's inward movement initially isolates the high-temperature flame.

The invention relates to a method and device for regulating and controlling the depth of a hardening layer at an oil hole of a crankshaft. The method comprises the steps that a to-be-treated piece is driven to rotate; preheating the to-be-treated part for a first preset time, and heating the whole to-be-treated part to a first temperature range; local strengthening heating is carried out for a second preset time, the core area is heated to a second temperature range, and the non-core area is heated to a third temperature range; after the temperature of the core area reaches the second temperature range and the temperature of the non-core area reaches the third temperature range, the temperature state is maintained for preset heat preservation time; and cooling to room temperature by stages by adopting a PAG medium. The temperature of each quenching stage is controlled by controlling the current and the frequency of the induction main body, so that the depth of a hardening layer in a core area reaches 7-7.5 mm, the residual compressive stress is remarkably improved, and the crack risk of an oil hole area is reduced. And the hardening layer in the non-core area is stabilized at 4-5mm through differential parameter control, so that excessive heating is avoided, and the uniformity of the hardening layer is improved. The staged rotating speed is matched with cooling parameters, and deformation is reduced.

The invention relates to the technical field of cleaning equipment, particularly provides cleaning equipment and a battery temperature control method thereof, and aims to solve the problems of how to prevent a battery of the cleaning equipment from being overheated and improve safety. In order to achieve the purpose, the method comprises the steps that the battery temperature is obtained when the cleaning equipment executes a cleaning task; in response to the battery temperature greater than the first temperature threshold, pausing execution of the cleaning task and returning to the base station to enter the first cooling mode; and selectively quitting the first cooling mode based on the judgment result of whether the quitting condition of the first cooling mode is met or not. Based on the method, the battery can be effectively prevented from being overheated when the cleaning equipment executes the cleaning task, and the safety of the battery and the cleaning equipment is ensured.

The application relates to the technical field of heat pump systems, and discloses a heat pump air conditioning system which comprises a water module and a processing module. The processing module is configured to perform the following steps: obtaining the proportion of the current opened heat radiation indoor terminal in the total number of heat radiation indoor terminals, and taking the proportion as the current heating demand load rate; configuring the heat pump air conditioning system to enter an overall coordination mode or a local abnormality processing mode based on the current heating demand load rate; in the overall coordination mode, allowing first-intensity water supply temperature compensation to be performed on the basis of the water module reference water supply temperature according to terminal temperature difference feedback; in the local abnormality processing mode, limiting the water supply temperature compensation so that the water supply temperature compensation does not exceed a preset second intensity, and the second intensity is smaller than the first intensity; wherein the current heating demand load rate in the overall coordination mode is higher than the current heating demand load rate in the local abnormality processing mode. The application can realize hierarchical response and prevent global energy efficiency from being deteriorated due to local abnormality.

This application discloses a multi-channel server monitoring method and a multi-channel server, relating to the field of server monitoring. The method includes: a controller in the multi-channel server determines the operation result of the hardware initialization system in the multi-channel server to accurately obtain the actual temperature of each processor after the hardware initialization system completes the initialization of the interconnect links between processors in the multi-channel server. This avoids the processor temperature being affected by incomplete interconnect link initialization. Then, based on the actual processor temperature, the controller sets the processor fan speed to achieve precise temperature control of the processor. After the hardware initialization system completes the enumeration of interface devices connected to the processors in the multi-channel server, the controller communicates with the processor's management engine through a preset communication protocol. This avoids communication failures between the controller and the management engine caused by incomplete interface device enumeration, thereby successfully obtaining data from the interface devices and controlling them.

The utility model provides a hot compress salt physiotherapy device, including hot compress salt bag body and control system, hot compress salt bag body includes physiotherapy layer and heating layer, control system includes heating module and overtemperature protection module, the heating module is connected with the heating layer for at least controlling the heating layer to heat the physiotherapy layer, the overtemperature protection module is connected with the heating module for at least controlling the heating layer to heat the physiotherapy layer. The overtemperature protection module is arranged on the heating layer and at least used for disconnecting heating when the heating layer reaches a preset temperature, the overtemperature protection module comprises a first overtemperature protection module and a second overtemperature protection module, the first overtemperature protection module is connected with the heating layer, and the second overtemperature protection module is connected with the heating module. According to the device, the overtemperature protection module is connected to the heating module, when the heating module heats the hot compress salt bag body to the preset temperature, the overtemperature protection module disconnects the connection between the heating module and the heating layer immediately so as to stop the heating work of the heating layer, the phenomenon of overtemperature heating is avoided, and in addition, through the arrangement of double overtemperature protection, the safety of the hot compress salt bag body is improved. And the protection accuracy is further improved.

The utility model discloses a molten aluminum vacuum ladle smoke exhaust system, which relates to the technical field of smoke exhaust equipment, and comprises an electrolytic tank, a smoke suction pipe is arranged in the electrolytic tank, the end part of the smoke suction pipe extends to the outside of the electrolytic tank, the end part of the smoke suction pipe is communicated with a smoke exhaust pipe, the upper end opening of the smoke exhaust pipe is provided with a smoke exhaust fan, and the upper end opening of the smoke exhaust pipe is provided with a smoke exhaust fan. A spray head assembly is installed in the smoke exhaust pipe, a water storage tank is installed outside the electrolytic tank, a water supply pump is installed outside the water storage tank, water flow is sprayed into the smoke exhaust pipe through the spray head assembly, heat exchange is conducted through contact between the water flow and high-temperature smoke, and therefore the temperature of the smoke passing through the area can be reduced; the smoke exhaust fan and other assemblies are prevented from being overheated, particles in the smoke are adsorbed through water flow, the smoke is filtered, the particles in the smoke are prevented from being discharged into the atmosphere, the atmosphere is protected, and the environmental protection performance of the equipment is improved.

This utility model relates to the field of lithium battery casing technology, and more particularly to a novel fast-charging universal lithium battery casing for two-wheeled vehicles. It includes an outer shell with a top cover, and cooling fans on both sides of the outer shell. The outer shell and the top cover are connected by a connecting mechanism. A U-shaped groove is formed on the top of the outer shell, and a U-shaped locking block is formed at the bottom of the top cover. The connecting mechanism includes a spring, a rubber column, a locking plate, a moving rod, and a support. A pressure pad is provided inside the U-shaped groove, and a receiving cavity is provided inside the outer shell, with heat dissipation fins inside the receiving cavity. This utility model adopts a detachable structural design, facilitating the installation and removal of the lithium battery inside the casing, which is beneficial for later maintenance and replacement. It also improves heat dissipation during charging, avoids overheating, and improves overall charging efficiency.

The utility model discloses a kind of steel rolling heating furnace oxygen-enriched systems, including heating furnace, control unit and oxygen-enriched regulating unit, the oxygen-enriched regulating unit includes primary regulating group, the primary regulating group includes the furnace temperature detection module for detecting the furnace temperature in the heating furnace, the furnace temperature detection module is located on the heating furnace;The primary regulating group further includes billet discharge temperature detection module for detecting billet discharge temperature, the billet discharge temperature detection module is located outside the heating furnace, at the furnace tail of the heating furnace.The utility model steel rolling heating furnace oxygen-enriched system, in addition to continuing the monitoring of furnace temperature and the conventional operation of adjusting oxygen amount according to furnace temperature, also introduce billet discharge temperature as another key reference element of oxygen amount regulation and control, integrate furnace temperature and billet discharge temperature, the temperature of two objects in the billet heat transfer process of the heating furnace is directly set as control basis, complete fine and accurate oxygen-enriched control.

The utility model discloses a single roller heating equipment belongs to processing equipment technical field. The utility model solves how the single roller heating equipment satisfies the problem of waste asphalt mixture warm mix recycling use in the prior art. The utility model discloses the cylinder that is arranged obliquely, low temperature area and high temperature area are sequentially arranged from low side to high side in the cylinder, is provided with the regeneration material feeding mechanism and new aggregate feeding mechanism on the cylinder, the regeneration material feeding mechanism is arranged in low temperature area, and the new aggregate feeding mechanism is arranged in high temperature area, is provided with first stirring mechanism in high temperature area, is provided with screening structure on first stirring mechanism, and second stirring mechanism is arranged in low temperature area. The utility model sends in the roller different area respectively with the regeneration material and new aggregate, and adjusts heating temperature and time according to its different heating requirement, realizes the differentiating processing, can satisfy the waste asphalt mixture warm mix recycling use demand.

The invention discloses a clean fuel coupling thermal load control method under a low-load working condition of a coal-fired boiler, and belongs to the technical field of flexible peak regulation of the coal-fired boiler. According to the control method, based on multi-point temperature monitoring data in a hearth, areas with unstable combustion and uneven thermal load distribution under low load are dynamically identified; by cooperatively regulating and controlling the blending combustion proportion, the injection momentum and the injection time of hydrogen, ammonia gas, methane or methanol clean fuel at different heights and circumferential positions of the hearth and linkage with graded air distribution, accurate optimization and reconstruction of hearth heat load distribution are achieved. According to the control method, flame pulsation, local overtemperature of the water cooling wall and thermal deviation during low-load operation can be effectively restrained, the flow field structure of four-corner tangential combustion is strengthened and maintained, and the requirements for deep peak regulation and clean operation of the unit are met on the premise that combustion stability and heating surface safety are guaranteed.