58 results about "Intermediate temperature" patented technology

The invention belongs to the technical field of energy conservation and emission reduction of sintering circular coolers, and particularly relates to a sintering circular cooler medium-temperature area cross circulation combined waste heat total recovery and zero emission system which comprises a circular cooler, a circular cooling air blower, a waste heat boiler, a circulating fan, a steam turbine generator unit, a condenser and a condensate pump. The waste heat boiler is formed by combining two sets of waste heat boilers, one set of waste heat boiler is a first-section and second-section waste heat boiler, flue gas is taken from a first section and a second section, and exhaust air at the bottom of the first-section and second-section waste heat boiler returns to the first section and the second section through a circulating fan; the other set of waste heat boiler is an overhead three-section waste heat boiler, flue gas of the three-section waste heat boiler is taken from a third section, exhaust air of the three-section waste heat boiler returns to a fourth section, and flue gas of the fourth section returns to the third section; the two waste heat boilers are communicated with a steam supplementing opening of the steam turbine generator unit. The system has the advantages that a new waste heat utilization steam and hot water circulation system is constructed by utilizing the steam supplementing and condensing type steam turbine, and zero emission is realized.

This utility model discloses a hot and cold circulating water supply mechanism and device, relating to the field of hot and cold circulating water supply mechanisms and devices. It includes a mounting frame, with a hot water storage tank fixedly connected to the front of the mounting frame, and a cold water storage tank fixedly connected to the front of the mounting frame. A refrigeration unit is fixedly connected to the bottom of the cold water storage tank. Both the hot water storage tank and the refrigeration unit are equipped with a mixing temperature control mechanism at their bottoms. Through this mixing temperature control mechanism, a linear regulating valve precisely controls the mixing ratio of hot and cold water, causing the mixed water to impact the turbine blades under gravity, generating vortices and ensuring thorough mixing within the mixing tank. Temperature sensors feed back data to the control panel for closed-loop control, directly producing water at an intermediate temperature. This avoids the energy waste of secondary heating of cold water or secondary cooling of hot water, reducing energy consumption and further avoiding frequent start-ups and shutdowns of the refrigeration unit and heating elements, thus extending equipment lifespan.

Provided are a braking temperature control method and system for an electromechanical brake. In the braking temperature control method for an electromechanical brake provided by the present disclosure, an intermediate temperature is obtained based on temperatures acquired by thermistors mounted on a stator winding, and a braking temperature control solution is generated based on a relationship between the intermediate temperature and a preset temperature, to control the heating of an electromechanical braking (EMB) driving motor. Therefore, under a conventional temperature control strategy, the operating environment of the EMB driving motor can be effectively improved, and the EMB efficiency is ensured. In addition, in a high-temperature abnormal operating state of the EMB driving motor, the operating temperature of the driving motor can be effectively controlled through a braking force redistribution strategy, thereby avoiding the braking failure caused by motor overheating.

Provided is a manufacturing method of composite-phase steel. The method includes: reheating a steel slab including, by wt %, C:0.05 to 0.15%, Si:0.01 to 1.0%, Mn:1.0 to 2.3%, Al:0.01 to 0.1%, Cr:0.005 to 1.0%, P:0.001 to 0.05%, S:0.001 to 0.01%, N:0.001 to 0.01%, Nb:0.005 to 0.07%, Ti 0.005 to 0.11%, Fe and unavoidable impurities at a temperature of 1200 to 1350° C.; finish hot rolling the reheated steel slab; primarily cooling the hot-rolled steel sheet to a mid-temperature range of 550 to 650° C.; and secondarily cooling a region of the head part and the tail part corresponding to an outer wound portion of a coil during winding to a temperature range from 450 to 550° C., and secondarily cooling a region of the mid part corresponding to an inner wound portion of the coil to the temperature range from 400 to 500° C., and coiling the secondly cooled steel sheet.

A process for the catalytic cracking of a liquid ammonia feedstock to produce a cracked gas stream, comprising the steps of i) heating the liquid ammonia feedstock to an intermediate temperature by heat exchange with a liquid heat exchange medium to produce a cooled liquid heat exchange medium; and ii) using the intermediate temperature liquid ammonia feedstock to provide cooling to one or more downstream processes.

A facility has an ambient zone (30); a lower temperature storage space; an intermediate temperature storage space (42); a higher temperature storage space (44); a plurality of HVAC systems (430, 432, 434) for controlling temperature and humidity in the storage spaces; automated equipment for moving material through the storage spaces and presenting the material for fulfillment of orders. The automated equipment moves in an automation zone (50, 52) above and traversing the storage spaces (42, 44).

This invention relates to the field of integrated molding in the low-to-intermediate temperature range of aero-engines, specifically to a method for constructing a "sandwich structure" to prevent cracking. This invention combines laser-directed energy deposition technology with gradient structure transition design. Through precise control of process parameters and synchronous powder feeding from multiple powder bins, a dual-interface "sandwich structure" of "TC4 matrix - gradient transition structure - Inconel 718 material" can be successfully constructed, achieving integrated molding of heterogeneous materials. The "sandwich structure" designed in this invention can alleviate stress concentration caused by drastic compositional changes, reduce cracking tendency, achieve good metallurgical bonding between TC4 and Inconel 718, and solve problems such as easy cracking failure and poor load-bearing capacity in heterogeneous material connections. This invention features a reasonable structural design, a simple and controllable manufacturing process, and produces a product with excellent performance, facilitating industrial application.

The invention relates to a facility (2) for producing dihydrogen, comprising: • a heating system (6) configured to provide at least one heated-water stream (8); and • an electrochemical system (4) which has a plurality of stacks (10), each configured to produce an outlet gas stream (12) from a respective heated-water stream; the heating system comprising: • a primary heating device (18) configured to bring the inlet water stream to an intermediate temperature, so as to form an intermediate water stream (22); and • a plurality of secondary heating devices (20), each being connected at the outlet of the primary heating device (18) so as to receive a respective fraction of the intermediate water stream, and being configured to bring the fraction received to a nominal operating temperature of a corresponding stack (10), so as to form the heated-water stream (8) supplying the stack (10).

The present application relates to a kind of 900MPa level magnetic yoke steel plate and its preparation method, wherein the preparation method includes rolling blank into steel strip, and the rolling temperature of final rolling is 820~900 ℃;Two-stage cooling process is used to cool the steel strip after final rolling, wherein, the first stage cooling is to cool the steel strip after final rolling to intermediate temperature 650~750 ℃ according to the cooling speed of 20~40 ℃ / S, the second stage cooling is to cool the steel strip to 250~350 ℃ according to the cooling speed of 90~110 ℃ / S;And the steel strip cooled to 250~350 ℃ is treated to obtain 900MPa level magnetic yoke steel plate.The microstructure of the magnetic yoke steel plate prepared by the present application is two-phase structure of ferrite and martensite, and the strength and toughness are better matched;The magnetic yoke steel plate prepared by the present application has good magnetism.

This application relates to the field of industrial energy conservation and energy storage, and discloses a steam supply system and method coupling industrial waste heat recovery and molten salt energy storage, including a heat pump propellant subsystem, a molten salt energy storage subsystem, and a steam generation coupling unit. The heat pump propellant subsystem is configured to recover low-temperature industrial waste heat using a transcritical carbon dioxide heat pump to preheat the working fluid water to the intermediate temperature of the sensible heat section; the molten salt energy storage subsystem is configured to use electrical energy to heat the molten salt working fluid to a high-temperature state and store it; the steam generation coupling unit has a physically isolated channel internally, configured to use high-temperature molten salt to bear the latent heat of vaporization and superheat load of the working fluid water. This invention, through a temperature-gradient utilization architecture, significantly reduces the consumption of high-grade electrical energy by utilizing low-grade waste heat, enabling the system's overall energy efficiency to exceed the pure electrothermal limit. Simultaneously, the use of intermediate-temperature feedwater avoids the risk of freezing and blockage at the molten salt heat exchange interface, achieving safe and efficient production of high-quality steam.

A process for the catalytic cracking of a liquid ammonia feedstock to produce a cracked gas stream, comprising the steps of: heating the liquid ammonia feedstock to an intermediate temperature by heat

The invention discloses a device and a method for improving the uniformity of a liquid phase epitaxy tellurium-cadmium-mercury film. The device comprises an airflow ingress pipe, a cover plate containing an air guide groove, a fixed module, a free sliding module, a sample bearing table and a support frame. Four gas storage tanks for heat exchange are designed on the periphery of the mother liquor tank, a temperature field which is gradually reduced from the periphery of the mother liquor to the center of the mother liquor is formed by controlling the temperature of heat exchange gas, the temperature field is just opposite to an original mother liquor temperature field structure with high middle temperature and low peripheral temperature, and a high-uniformity temperature field structure is formed through mutual counteraction; meanwhile, in order to adjust the temperature field structure in real time, three cylindrical grooves which are located in the same horizontal plane and are parallel to one another are designed in the supporting frame structure, a plurality of thermocouples can be configured to obtain a temperature distribution matrix graph in real time, the temperature distribution matrix graph is used for adjusting the temperature of heat exchange gas in real time, and the uniformity of a high-temperature field in the whole epitaxial growth process is guaranteed. And the liquid phase epitaxial growth of the oversized tellurium-cadmium-mercury thin film with high uniformity is effectively supported.

This invention belongs to the field of thermoelectric conversion technology, specifically a rechargeable thermo-regenerative electrochemical cycle battery based on thermosensitive crystallization-enhanced thermoelectric potential and its usage method. It includes a positive electrode, a negative electrode, a positive electrolyte, a negative electrolyte, and a cation exchange membrane. The electrode potentials in the positive and negative electrolytes are equal at an intermediate temperature, and the battery voltage is 0V. The positive and / or negative electrolytes also contain additives that induce thermosensitive crystallization of oxide or reduced ions in the electrolyte. The additives induce the oxide or reduced ions to dissolve at a first temperature and crystallize at a second temperature. The battery thermoelectric potential is increased through this thermosensitive crystallization process. The proposed thermo-regenerative electrochemical cycle battery requires no electrical assistance and can discharge at both high and low temperatures. The high thermoelectric potential based on the thermosensitive crystallization effect improves the battery's operating voltage, capacity, and thermoelectric conversion efficiency, achieving efficient recovery and conversion of low-grade heat.

The utility model discloses a thick-film three-dimensional heating low-noise teakettle, which comprises an inner container, an outer container and a control device, a thick-film heating body is arranged at least at the lower part of the outer wall of the inner container, the installation position of the thick-film heating body is fully covered, and a temperature control switch is arranged at the position close to the thick-film heating body. The outer container is fixedly arranged on the periphery of the inner container, the control device is electrically connected with the temperature control switch and the thick film heating body, a traditional bottom heating mode is changed, heat transfer of the side wall from outside to inside is achieved, in the heating process, the peripheral temperature of liquid is high, the middle temperature of the liquid is low, and therefore water with the low temperature can sink in a certain position; water with high temperature can move towards the middle position, smooth water circulation is achieved, bubbles generated by water accumulation at the heating position are avoided, noise can be greatly reduced, and water scale can be reduced in the process.

The invention relates to the technical field of high-temperature-corrosion-resistant protective coatings, in particular to an organic silicon-phosphate interpenetrating network coating as well as a preparation method and a spraying method thereof. The coating comprises the following components in parts by mass: a component A, namely an organic silicon prepolymer, a component B, namely a modified rare earth-functional filler, a component C, namely an inorganic phosphate solution and a component D, namely a water-based curing accelerator, wherein the mass ratio of A to B to C is (30-40): (40-50): (10-20), and D is 1% of the total mass of A, B and C. A flexible organic silicon network and a rigid phosphate network are interpenetrated in a molecular scale to form a Si-O-P-Al-M (M is rare earth, Mg and Zn) hybrid skeleton; meanwhile, rare earth oxide / silicate is introduced to serve as a high-temperature self-healing pinning phase, and rare earth oxygen vacancies are utilized to migrate at high temperature to seal and fill microcracks; a sol-gel and secondary curing process is adopted, three-step gradient curing of normal-temperature condensation, medium-temperature organic crosslinking and high-temperature inorganic ceramization is achieved, and thermal stress is relieved.

A method for forming lithium-free glass articles includes: heat-treating the glass article to impart a hypothetical temperature, and ion-exchanging the heat-treated glass article. The heat treatment includes: heating the glass article to a holding temperature between 130°C below and 20°C above its annealing point; holding the glass article at the holding temperature for a continuous holding period; cooling the glass article from the holding temperature to an intermediate temperature at a first cooling rate; and cooling the glass article from the intermediate temperature to room temperature at a second cooling rate. The ion-exchanged glass article includes: a compressive stress greater than or equal to 900 MPa, as measured for an article with a thickness of 1.1 mm; and a warpage less than or equal to 0.3 mm, as measured for an article with a length less than 200 mm.

A heat pump water heater system includes a water source providing water at a water source temperature to inlet water line(s). The system includes heat pump (“HP”) circuits that involve a heat exchanger, such as an upper HP circuit and a lower HP circuit or a main HP circuit and an auxiliary refrigerant line. The heat exchanger thermally connects the HP circuits and / or auxiliary refrigerant line to facilitate heat exchange between refrigerants flowing therethrough to allow the HP circuits to operate with different pressure differentials, improving efficiency. Heat is also be exchanged to water tanks thermally coupled to the inlet water line(s) and various HP circuit components such that outlet water lines can deliver water at a first temperature, a second temperature, or at an intermediate temperature between the two by mixing water from one or more tanks and / or inlet water lines.

This invention relates to a test method for simulating the formation of iron oxide scale on hot-rolled steel plates, belonging to the technical field of hot-rolling production methods. The technical solution of this invention is as follows: A sample is placed in a heating furnace or quenching apparatus and sequentially undergoes three stages: simulated finishing rolling, layer cooling, and coiling. In the finishing rolling stage, the temperature is raised from room temperature to the starting temperature at a certain heating rate, and then cooled to the final rolling temperature at a certain rate. In the layer cooling stage, the temperature is lowered from the final rolling temperature to an intermediate temperature at a certain cooling rate, and then further cooled to the coiling temperature at a certain cooling rate. Upon reaching the coiling temperature, a vacuum is rapidly drawn and nitrogen gas is introduced, and the temperature is lowered from the coiling temperature to an intermediate temperature at a certain cooling rate. After holding at this temperature for a certain time, the sample is naturally cooled to room temperature. The sample is then subjected to preparation, and the surface iron oxide scale is observed to obtain the relevant characteristics of the iron oxide scale. The beneficial effects of this invention are: the simulated experiment closely resembles the actual process and temperature, providing accurate results on the characteristics of the iron oxide scale; the experiment is highly operable and easy to implement.

A method of steam cracking includes using a steam cracking arrangement that has a fired cracking furnace, a quench cooling train, and rotating equipment at least partly driven by electric energy. A process gas stream is passed through the furnace and the cooling train. A steam generation arrangement, operated in thermal association with the cracking arrangement, results in superheated high pressure steam at a first pressure level of 30 and 175 bar absolute pressure and at a first temperature level. No steam at a higher temperature level than the first is generated. The superheated high pressure steam is partially adiabatically and isenthalpically expanded to a second lower pressure level. The first temperature level is selected such that each intermediate temperature level reached at intermediate pressure levels of more than 20 bar during the adiabatic and isenthalpic expansion process is between 5 and 120 K above the dew point of steam.

A coffee machine is provided. The coffee machine may include a water line configured to supply water, a pump configured to pressurize the water, a first in-line heating element configured to heat the water to an intermediate temperature, a second in-line heating element configured to heat the water from the intermediate temperature to a temperature set point during an extraction process, and one or more electronic control modules configured to receive brewing settings, the brewing settings including the at least one temperature set point, estimate, based partially on the intermediate temperature, a flow rate of the water through the first in-line heating element, and adjust, based at least partially on the estimated flow rate, a power provided to the second in-line heating element.

This invention discloses a method for preparing low-oxygen, high-specific-capacitance tantalum powder for tantalum capacitors, addressing the problems commonly found in existing magnesothermic reduction methods for tantalum powder preparation, such as high oxygen content, difficulty in suppressing the byproduct magnesium tantalate, and poor powder particle uniformity leading to low specific capacitance, high leakage current, and poor electrical performance. This method involves uniformly coating a completely removable soluble additive onto the surface of porous spherical tantalum oxide particles. After drying, these particles are mixed with alkali metal halides and a single-phase addition of metallic magnesium powder. A gradient-temperature reduction process is employed: in the intermediate temperature stage, the additive decomposes to construct a porous framework and initiates initial reduction; in the high-temperature stage, deep reduction is completed. A molten salt medium synergistically regulates the heat of reaction and mass transfer, completely suppressing the formation of magnesium tantalate. The product, after post-treatment, yields tantalum powder with an oxygen content ≤2500 ppm, a specific capacitance ≥110000 μFV / g, and a uniform coral-like porous structure. This method offers a clean and highly controllable process, resulting in high-purity tantalum powder with excellent electrical properties, making it suitable for high-end tantalum electrolytic capacitors.

The utility model provides a thermal management system and vehicle, thermal management system includes: battery flow path, electric drive electric control flow path, first flow path, second flow path, heat exchange flow path and seven-way valve, battery flow path is used for exchanging heat with battery, electric drive electric control flow path is used for exchanging heat with electric drive electric control subassembly, first flow path is equipped with intermediate temperature radiator, second flow path is equipped with intermediate temperature radiator, and the seven-way valve is equipped with intermediate temperature radiator. The heat exchange flow path comprises a first heat exchanger, and the first heat exchanger is selectively suitable for heat exchange between the heat exchange flow path and a refrigerant flow path of the air conditioning system; the seven-way valve is used for selectively connecting at least one of the battery flow path and the electric drive and electric control flow path to the heat exchange flow path in series and is further used for connecting at least one of the battery flow path and the electric drive and electric control flow path to the first flow path in series and / or the second flow path in series. According to the thermal management system, switching of multiple modes can be achieved through the seven-way valve, different modes can be selected according to the actual situation, the selectivity is more, and the heat exchange efficiency of the cooling liquid to the battery or the electric drive and electric control assembly is improved.

This invention discloses an energy-saving and low-carbon composite catalyst for coal gasification and its preparation method, belonging to the field of coal gasification and catalytic chemistry technology. The catalyst comprises a cobalt-molybdenum-based heterojunction nanocomposite active phase, a core-shell structured composite support, and an alkaline earth-rare earth composite additive. The composite support consists of a thermally conductive ceramic particle core and a mesoporous cerium-zirconium composite oxide solid solution shell completely encapsulating it. The preparation method includes: firstly, constructing the core-shell support and loading the additive through a deposition-precipitation method and calcination in an inert atmosphere; then, sequentially impregnating it with molybdenum followed by cobalt; and finally, programmatic in-situ carbonization or nitriding under a specific atmosphere to form Co-Mo. x C y Or Co‑Mo x N y Heterojunction active phase. This catalyst can achieve high efficiency catalysis under intermediate temperature conditions, with high syngas selectivity, and maintains high stability under harsh sulfur-containing conditions over a long period of time, while also having the advantages of significant energy saving, high carbon efficiency and long lifespan.

The application provides a method for reducing carbon vacancies of silicon carbide crystal material, which comprises the following steps: placing an initial silicon carbide sample after cleaning into an oxidation furnace; increasing the temperature in the oxidation furnace from an initial temperature to an intermediate temperature within a preset first oxidation time; continuously supplying a carrier gas into the oxidation furnace within a preset second oxidation time; immersing the silicon carbide sample after the second oxidation time into a preset buffer solution to remove the oxide layer on the surface of the silicon carbide sample; performing high-temperature annealing treatment on the silicon carbide sample after removing the oxide layer according to a preset target temperature within a preset annealing time, so as to obtain a target silicon carbide sample; and performing carbon vacancy testing on the target silicon carbide sample. The method can reduce the carbon vacancy density by using high-temperature oxidation and high-temperature annealing, so as to obtain a SiC epitaxial material with low carbon vacancy and high minority carrier lifetime, which is suitable for manufacturing high-voltage bipolar semiconductor power devices.

This invention discloses an IN718 / IN625 bimetallic structure and its wire arc additive manufacturing method. It belongs to the field of additive manufacturing technology for nickel-based superalloy bimetallic structures. A clean metal substrate is placed on a worktable, and IN718 and IN625 layers are alternately deposited along the build direction using wire arc additive manufacturing technology. The IN718 layer is deposited using pulsed arc deposition, and the IN625 layer is deposited using cold metal transition arc deposition. Before depositing the dissimilar alloy layers, the deposited layers are subjected to interlayer cooling, and adjacent layers are deposited in reverse. After deposition, the resulting bimetallic structure is homogenized, quenched, and subjected to multi-stage aging treatment. This invention comprehensively controls the heat input characteristics, interlayer heat accumulation, and interfacial element diffusion behavior during the deposition process, thereby improving the microstructure stability and deformation coordination in the region adjacent to the interface, and thus improving the ductility of IN718 under intermediate temperature conditions.

The invention provides a system and a method for preparing synthesis gas and hydrogen from biogas through medium-temperature chemical looping, and belongs to the technical field of preparation of synthesis gas and hydrogen from biogas through medium-temperature chemical looping conversion. The system comprises a biogas desulfurization system, a reduction reaction system, a water vapor oxidation reaction system, a hydrogen extraction system and an oxygen carrier circulating system, and the method comprises the following steps: by adopting the system, firstly desulfurizing biogas, and then carrying out reduction reaction on purified biogas and an oxidation-state oxygen carrier in a reduction reactor; the generated reduction state oxygen carrier and water vapor are subjected to an oxidation reaction in the water vapor oxidation reactor, obtained crude hydrogen is purified into high-purity hydrogen, meanwhile, heat is recycled through the heat exchange device, the oxygen carrier is recycled, the system aims at solving the problem of carbon emission caused by mass use of fossil fuel, and the prepared hydrogen is high in concentration, easy to separate and low in cost. Meanwhile, methane is efficiently utilized to prepare synthesis gas and green hydrogen, and emission reduction and green methanol synthesis are assisted.

The present invention relates to a glass container (10) production line (100) and method in which it is envisaged to perform a plurality of production steps, including a first step of heating a portion of a glass container (10) by delivering and transferring microwaves to the portion of the glass container (10). The microwave delivery is carried out at a first power level P1 for a first time interval T1 to bring the portion of the glass container (10) from the ambient temperature to the intermediate temperature, and at a further power level P3 lower than the first power level P1 for a further time interval T3 following the first time interval T1 to bring the portion of the glass container (10) from the ambient temperature to the intermediate temperature, in this way, the portion of the glass container (10) reaches a first predetermined operating temperature from an intermediate temperature.

This invention discloses a modular closed-loop chemical cycle energy storage universal heat source system and control method, belonging to the field of zero-carbon thermal energy and long-term chemical energy storage technology. The system includes a heating furnace, an integrated energy storage / release unit, an intermediate temperature-controlled isolation water tank, a carbon source circulation unit, an electromagnetic induction heating module, a power supply module, and an intelligent control system. It employs a closed-loop carbon dioxide cycle to achieve the dual core functions of chemical energy storage and controllable heat release. This invention can utilize off-peak electricity, photovoltaic, and wind power for long-term chemical energy storage, and directly output high-temperature thermal energy during heat release. It is inherently safe, produces zero gas, zero emissions, and is modular and scalable, suitable for all scenarios including residential, commercial, and industrial use. It is a new generation of terminal energy device integrating heating, catering, hot water, steam, and energy storage.

The application relates to the alloy processing technical field and discloses an aluminum alloy material with high strength and optimized electric conductivity and a processing technology thereof, which comprises the following steps: plastic deformation is applied to an aluminum alloy component at low temperature to induce internal dislocation entanglement; the component is analyzed as a spatial grid, the deformation gradient and the projected cross-section parameter of a micro-element node are calculated to extract the dislocation density and the resistivity coefficient; the impedance correction coefficient is calculated based on the parameters and a non-uniform distribution pulse control data tensor is generated; an electric pulse sequence is input to the component according to the tensor to induce precipitation phase nucleation, and the component is controlled to be cooled to an intermediate temperature platform for heat preservation after the pulse is terminated; the application utilizes non-uniform electric pulses to offset macroscopic cross-section distortion, realizes targeted precipitation of a nano phase under the premise of maintaining a fine-grained skeleton, eliminates interface stress concentration through slow cooling, and breaks through the material science bottleneck of mutual repulsion of high strength and electric conductivity.

The application relates to a brake temperature control method and system of an electromechanical brake. The brake temperature control method of the electromechanical brake provided by the application obtains an intermediate temperature based on the temperature obtained by a thermistor installed on a stator winding, generates a brake temperature control scheme based on the relationship between the intermediate temperature and a preset temperature, controls the heat generation of an EMB driving motor, effectively improves the working environment of the driving motor in the EMB under a conventional temperature control strategy, guarantees the braking efficiency of the EMB, and effectively controls the working temperature of the driving motor through a brake force redistribution strategy under the high-temperature abnormal working state of the driving motor in the EMB, thereby avoiding the brake failure caused by the overheating of the motor.