21results about How to "Solve heating problems" patented technology

The invention relates to the technical field of electric automobile motor controllers, in particular to an integrated efficient heat dissipation electric control shell, a motor controller and an electric drive assembly. Comprising a shell, a filtering assembly, a capacitor and a main function module, the shell comprises a first cavity and a second cavity, a partition is arranged between the two cavities, a cooling water tank is formed in the partition, and the two ends of the cooling water tank are connected with a cooling water channel inlet and a cooling water channel outlet respectively; a high-voltage input interface is arranged on the outer wall of the second cavity of the shell in a penetrating mode and connected with an external power supply battery pack. The filtering assembly is located in the second cavity of the shell and connected with the high-voltage input interface. The capacitor is installed in the second cavity of the shell and connected with the filtering assembly. The main function module is installed in the first cavity of the shell. The invention can solve the problems of complex assembly process, high cost, low heat dissipation efficiency, large circuit parasitic inductance and the like in the prior art, and has great popularization value.

The utility model belongs to the field of photovoltaic heat storage, and particularly relates to photovoltaic heat storage heating equipment which comprises a heat storage box. One side of the bottom end of the heat storage box is fixedly connected with one end of a connecting pipe, the other end of the connecting pipe is fixedly connected with a photovoltaic power generation panel, the photovoltaic power generation panel is electrically connected with a voltage conversion device and electrically connected with the heat storage box through a connecting cable, and an adjusting mechanism is arranged at the bottom end of the photovoltaic power generation panel. The adjusting mechanism comprises a connecting base, the top end of the connecting base is rotationally connected with the rear side of the bottom end of the photovoltaic power generation panel, a supporting base is arranged on the front side of the bottom end of the photovoltaic power generation panel, and a driving screw rod is rotationally connected to the position, close to the right side, of the front end of the connecting base; through the structural design of the adjusting mechanism, the function of adjusting the angle of the photovoltaic power generation panel according to the latitude of an installation area and the difference of direct solar radiation angles all the year round is achieved.

The present invention discloses an energy storage heat pump coupling system, including an air-cooled hot and cold water unit, a water source heat pump and a heat storage / cold device. When heating: the water source heat pump input end is connected to the output of the air-cooled hot and cold water unit, the heat storage device input end is connected to the output of the water source heat pump, and the other output of the water source heat pump is connected to the output of the heat storage device and then connected to the user load system; when cooling: the air-cooled hot and cold water unit, the water source heat pump and the heat storage / cold device are respectively connected to the user load system, and the other output of the water source heat pump is connected to the input of the heat storage / cold device. This technology uses the coupling method of different devices to store energy and utilize the valley electricity price policy to ensure continuous load supply throughout the day, fully absorb the nighttime electricity, and achieve "peak shaving and valley filling, valley heat storage", ensure the balance of power generation and transmission and distribution in a certain area, increase the benefits of power generation and transmission and distribution enterprises, and solve the problem of clean energy heating. In special outdoor environments, it adjusts the equipment operation strategy to maintain the optimal system energy efficiency and reduce operating costs.

The invention relates to a hydrazine arc thruster support in split design, and relates to the field of spacecraft supports, the hydrazine arc thruster support comprises a generator support and a thruster support, the generator support is fixedly connected with a fuel gas generator, the thruster support is fixedly connected with an arc thruster, and the generator support is made of an aluminum alloy material and is in heat conduction connection with a satellite mounting surface; the thruster bracket is made of a titanium alloy material and is in heat insulation connection with a satellite mounting surface; and one side of the generator bracket is fixedly connected with one end of the thruster bracket through a blocky bracket connecting piece. The electromagnetic valve has the advantage that the use temperature and the mounting surface temperature of the electromagnetic valve are effectively reduced.

The application provides a substrate carrier, a conveying system, a vacuum system and a method for operating the substrate carrier, the substrate carrier comprising a bearing frame, a substrate bearing surface, a groove and a heat absorbing sheet, the substrate bearing surface is used for placing a substrate, a groove is arranged on the bottom side of each substrate bearing surface, a heat absorbing sheet is arranged on the bottom surface of the groove, the emissivity of the first surface of the heat absorbing sheet is greater than the emissivity of the second surface of the groove bottom surface and / or the heat absorbing sheet, in this case, the low emissivity surface can inhibit heat dissipation, and the high emissivity surface can allow heat to pass through efficiently, therefore the first surface of the heat absorbing sheet can reabsorb the thermal radiation of the substrate and transmit to the second surface or the groove bottom surface, and good heat dissipation effect is achieved. This technology is simple and low in cost, meanwhile, the coating speed does not need to be reduced, and the problem of temperature rise of the substrate can be effectively solved without reducing the processing efficiency.

The utility model belongs to the technical field of engine tail gas treatment, and discloses an engine laboratory waste heat warm air system which is characterized in that a heating pipeline is arranged in a high-temperature waste gas exhaust pipe of an engine laboratory, water circulates in the heating pipeline, a radiator is arranged in the engine laboratory, and a water inlet of the radiator is communicated with a water outlet of the heating pipeline; a water outlet of the radiator is communicated with a water inlet of the heating pipeline; the driving piece is arranged between the heating pipeline and the radiator; high-temperature waste gas exchanges heat with the heating pipeline in the process of being exhausted through the high-temperature waste gas exhaust pipe, the heating pipeline recycles heat of the high-temperature waste gas through water flowing in the heating pipeline, hot water flows into the radiator through the heating pipeline, the heat is released into the engine laboratory through the radiator, and the purpose of heating is achieved. The heated hot water is driven by the driving piece to return to the heating pipeline, water circulation is achieved, the heating problem of the engine laboratory in winter is solved, energy reutilization is achieved, and resource waste is avoided.

The invention relates to a dual-module intercooler type fuel cell cathode inlet temperature and humidity cooperative control method. The method comprises the steps that fuel cell cathode air inlet real-time state parameters and operation parameters are obtained, a multivariable coupling prediction model is constructed after preprocessing, and a temperature and humidity reference and an oxygen stoichiometric ratio target reference are set in combination with heat exchange characteristics of a dual-module intercooler; then the core body heat exchange distribution proportion is regulated and controlled, humidification adjustment is matched, and the core body heat exchange distribution proportion and the humidification adjustment intensity are dynamically adjusted according to the real-time working condition; comparing the deviation between the adjusted actual temperature and humidity and the target temperature and humidity reference, and correcting the heat exchange distribution proportion and the humidifying adjustment parameter through a dynamic constraint correction model; cooperative regulation and control of cathode inlet temperature and humidity are realized, dynamic change of working conditions is adapted, and stable operation of the fuel cell is guaranteed.

The invention is suitable for the technical field of automobiles, and provides an air curtain control method and device, a computer program product and a vehicle. The control method of the air curtain comprises the steps that the temperature of vehicle window glass is obtained; when the temperature of the vehicle window glass is larger than or equal to a first glass temperature threshold value, an air curtain of the vehicle is controlled to be opened, and the air curtain is used for covering the vehicle window glass; and controlling the air volume ratio of the air curtain according to the sun illumination information. The embodiment of the invention can reduce the solar heat radiation in the vehicle and effectively reduce the power consumption of the vehicle.

The utility model provides a drilling rig trolley heating system, which belongs to the technical field of drilling rig trolleys and comprises a first heating system and a second heating system, the first heating system is an engine radiating system and comprises a diesel engine, a cooling liquid circulating pipeline is arranged on the diesel engine, and a first heating radiator is arranged on the cooling liquid circulating pipeline; the second heating system is a drilling machine operation hydraulic system and comprises a hydraulic oil tank and a rock drill operation hydraulic unit, a first liquid supply pipeline and a first liquid return pipeline are arranged between the rock drill operation hydraulic unit and the hydraulic oil tank, and a second heating radiator is arranged on the first liquid return pipeline; and one of the first heating radiator and the second heating radiator supplies heat to the cab. According to the heating system of the drilling rig trolley, heating equipment does not need to be additionally arranged, the operation time of the drilling rig trolley is prolonged, the heating problem is solved, and meanwhile the operation efficiency of the drilling rig trolley is improved.

The utility model discloses an indoor circulating heating device, which belongs to green, digital and intelligent equipment in the technical field of indoor heating, and comprises a shell, a plurality of groups of circulating pipelines are arranged in the shell, each circulating pipeline comprises a plurality of vertical pipes and transverse pipes fixedly connected to two ends of the vertical pipes, and the transverse pipes are arranged in the shell. The two circulating pipelines are fixed through flange screws, flanges are fixed to one ends of transverse pipes, one end of one transverse pipe extends out of the shell, a first electromagnetic valve is fixed to the end, extending out of the shell, of one transverse pipe, and the end, away from the transverse pipes, of the first electromagnetic valve is externally connected with hot water equipment. All the circulating pipelines are connected with a backflow pipeline; one end of the backflow pipeline extends out of the shell and is externally connected with hot water equipment; according to the energy-saving heating equipment, an external heat source such as a gas wall-hanging stove is utilized for forced heat dissipation and heating, the household heating problem in transition seasons and cold current weather in northwest regions is thoroughly solved, meanwhile, water circulation is achieved, and resource waste is avoided.

The invention relates to a water outlet valve body control method based on a three-way motor and a wall hanging stove, and a water outlet valve body comprises the three-way motor, a water outlet valve shell, a water inlet channel opening, a small circulation bathing pipeline opening, a large circulation heating pipeline opening and a valve element. A first valve element moving state corresponding to the multifunctional state is determined, and a three-way motor is controlled to drive a valve element to move based on the first valve element moving state; wherein the first valve element moving state comprises that the valve element and the water outlet valve shell are in a non-sealing state, and a first channel and a second channel are formed between the valve element and the water outlet valve shell; when it is detected that water flow flows into the water inlet channel opening, the water flow is controlled to flow out of the small-circulation bathing pipeline opening based on the first channel, and meanwhile the water flow is controlled to flow out of the large-circulation heating pipeline opening based on the second channel; compared with the prior art, according to the technical scheme, the compatibility of the bath heating function and the heat supply function in the wall-hanging stove can be improved.

The utility model belongs to the technical field of thermoelectric hydrogen-oxygen co-supply, and aims to provide a thermoelectric hydrogen-oxygen co-supply system and a working method thereof. The thermoelectric hydrogen-oxygen combined supply system comprises a photovoltaic power generation system, a hydrogen production system, a high-temperature proton exchange membrane fuel cell system and a heat collection system, the working method of the thermoelectric hydrogen-oxygen combined supply system comprises a daytime working method and a night working method. According to the utility model, combined supply of heat, electricity and hydrogen and oxygen for users in high-altitude areas can be realized, the stability is strong, the safety is high, the photovoltaic power generation system can be utilized to generate power in the daytime with illumination resources, and the electricity demand of buildings in the daytime can be preferably met; secondly, electrolyzed water is converted into hydrogen energy and oxygen resources to be stored; under the condition that a certain hydrogen storage scale is reached, redundant photovoltaic power is used for heating a phase change heat storage material, heat is absorbed to generate phase change to store heat, and finally the residual power is stored in an electrochemical energy storage mode.

The application discloses high-sulfur steel, including components and mass percentage: C: 0.67%-0.73%, Si: 0.15%-0.25%, Mn: 0.45%-0.65%, P: ≤0.045%, S: 0.060%-0.070%, Cr: 0.10%-0.20%, Mo: ≤0.06%, Ni: ≤0.20%, V: 0.03%-0.04%, Al: ≤0.03%, N: 0.012%-0.016%, the balance is Fe and impurities.The application provides a preparation process of high-sulfur steel, including the following steps: step S1, converter process; step S2, refining process; step S3, VD process; step S4, continuous casting process.The beneficial effect is that the Al content in the steel is controlled at a relatively high level to offset the secondary oxidation caused by the addition of quartz sand at the end of the refining, that is, the low oxygen state in the steel is ensured by Al.

The invention discloses a compact cross temperature control method based on a network-on-chip, relates to the technical field of multiprocessor embedded development, and designs a staggered phase control strategy to increase the node correction frequency of a minimum network unit in a control period and avoid a thermal problem caused by synchronous temperature control. Designing a negative feedback temperature control strategy to control an interaction behavior between a node and an adjacent node so as to further stabilize the temperature of the node, comparing distribution of node types in the network-on-chip into a graph coloring problem based on a control phase distribution algorithm, setting pruning constraints and selection constraints to optimize a backtracking method, and rapidly generating an optimal type distribution scheme; the optimal cross temperature control of the network-on-chip is realized by combining a staggered phase control strategy and a negative feedback temperature control strategy, a performance evaluation scheme is designed, and the evaluation indexes of the method provided by the invention are superior to those of a comparison scheme through inspection, so that the thermal problem of the network-on-chip is effectively solved.

The invention discloses a die transposition device of a forging component forming machine. The die transposition device comprises a base, a transmission mechanism arranged on the base, a lead piece pivoted on the base, a die seat pivoted on the base, and a plurality of stamping dies detachably arranged on the die seat, the transmission mechanism can drive the lead part to rotate, the die base rotates by a specific angle each time through the stroke design on the lead part, and then the stamping dies rotate in sequence, so that the stamping dies can rotate in different stations to cyclically carry out different operations such as feeding, multiple times of forming and discharging. Clamping equipment which is complex in structure and high in precision requirement does not need to be used for station alternation, so that the cost and the reserved space can be greatly reduced, and the overall space utilization rate is effectively improved.

The application relates to a high-density battery structure which comprises a top cover, a box body, a battery cell module, a protection plate and a panel; the battery cell module is arranged in the box body; the top cover covers the top of the box body; the panel covers the end face of one end of the box body, and the panel is arranged in abutment with the top cover; the battery cell module comprises a first battery cell module, a second battery cell module and a third battery cell module; the first battery cell module and the second battery cell module are adjacently and symmetrically arranged; the third battery cell module is arranged close to the panel; and the protection plate is arranged on the top of the third battery cell module. Through the structure, the problems of heat of the battery cell module and insufficient space of the box body can be effectively solved. The application has the advantages of simple structure, convenient disassembly and assembly, easy maintenance, long service life of the battery, high practicability and economy, wide application range, and can be produced and used as a general product.

The invention relates to an underground station energy wall composite heat pump air conditioning system and an operation method of the underground station energy wall composite heat pump air conditioning system. The tunnel area capillary heat exchanger comprises a station tunnel wall surface capillary heat exchanger, a rail top air duct capillary heat exchanger, an interval tunnel wall surface capillary heat exchanger and a piston air shaft wall surface capillary heat exchanger; the soil area capillary heat exchanger, the tunnel area capillary heat exchanger, the air conditioner end equipment and the domestic hot water tank form a plurality of heat exchange cycles with the station machine room heat pump unit through pipelines. The station hall layer capillary tube energy wall and the station bottom plate capillary tube heat exchanger exchange heat with soil, the purpose of extracting underground renewable energy for cooling and heating is achieved, tunnel waste heat is effectively recycled through the capillary tube heat exchangers arranged in the tunnel, the air duct and the piston air shaft, the temperature in the tunnel is reduced, the purpose of saving energy is achieved, and the service life of the tunnel is prolonged. And energy conservation and emission reduction of the underground station are promoted.

The utility model provides a combiner box and an inverter system. Each input port of the combiner box is connected with a corresponding bus in a bus bar through a corresponding fuse; the bus bar is connected with each output port of the combiner box through a switch module; moreover, the bus bar and the switch module are arranged in the cabinet. The fuses are respectively arranged on the box body wall of the case, so that one part of each fuse is located outside the case, the internal temperature rise of the fuses can be greatly reduced, the service life of the fuses is prolonged, and the heat problem and the problem of difficult heat dissipation in a row installation scheme in the prior art are further solved; in addition, a fuse base in the prior art is omitted, so that the size of the box body is reduced, and the cost of the whole machine is reduced. Moreover, the external cable is connected with the external fuse in a direct insertion connection mode, so that the process requirement on a construction site can be reduced.

The utility model discloses a motorcycle water heating system which comprises a water tank, a water pump, a heat absorption pipeline and a handlebar heating pipeline. One end of the heat absorption pipeline is connected with the water pump through the heat preservation pipeline, the other end of the heat absorption pipeline is connected with the handlebar heating pipeline through the heat preservation pipeline, the other end of the handlebar heating pipeline is connected with the water tank through the backflow pipeline, and water is stored in the water tank. The heat absorption pipeline is attached to the outer wall of the motorcycle exhaust pipe. The handlebar heating pipeline is wound on a handlebar of the motorcycle; the water tank is arranged on the motorcycle close to the knees of a handlebar; a water pump switch is serially connected between the water pump and the motorcycle power supply. According to the motorcycle water heating system, the problem of heating when an existing motorcycle is ridden in winter is solved, heating pipelines are arranged at the positions of the handlebar, knees, a seat cushion, pedals and the like for continuous heating, no redundant energy is consumed basically, and continuous heating can be achieved through heat at the exhaust pipe when the motorcycle runs.

The invention provides an in-vitro charger and a temperature control method thereof, and is applied to the field of medical equipment charging. The method comprises the following steps: acquiring the environment temperature T0 of the in-vitro charger; a charging transmitting coil in the in-vitro charger is used for wirelessly charging the implantable medical device at the maximum power Pmax; calculating a transmitting power control target Pref according to the environment temperature T0 and the temperature threshold Tref; in a wireless charging process, collecting a current I of the charging transmitting coil; calculating the heating power P of the charging transmitting coil according to the current I and the internal resistance R; charging parameters are adjusted according to the difference between the heating power P and the transmitting power control target Pref so as to limit the temperature rise of the in-vitro charger, and the charging parameters are parameters for determining the transmitting power Pi of the in-vitro charger. The external charger responds to the environment temperature change during charging each time, the problem that the external charger is overheated due to insufficient heat dissipation is effectively solved, and the safety of a patient in the using process is guaranteed.

The present invention relates to a soil-air heat exchange system for hot air and heat pump coupling in a greenhouse and its operation method, including a heat exchange mechanism, a heat pump unit and a control system; the heat exchange mechanism includes an air inlet pipe, an air outlet pipe and a plurality of heat exchange pipes laid underground in the greenhouse, and a fan is installed at the upper end of the air inlet pipe; the heat pump unit includes a heat pump, a pumping well and a recharging well, the water inlet of the heat pump is connected to the pumping well through the heat pump inlet pipe, the water outlet of the heat pump is connected to the recharging well through the outlet pipe, and the air outlet of the heat pump is connected to the heat exchange pipe through the heat pump outlet pipe; the control system includes a control host, an air temperature and soil temperature sensor installed in the greenhouse, a first solenoid valve and a second solenoid valve. The present invention can be used for both warming up the greenhouse in winter and cooling down the greenhouse in summer, and can automatically adjust the temperature environment in the greenhouse, and is an energy-saving, environmentally friendly and multifunctional agricultural temperature control system.