19591results about "Air-treating devices" patented technology

The present disclosure relates to systems and methods for enhancing the interaction between users and automated agents, such as digital assistants, by employing Large Language Models (LLMs) to infer the intent of spoken language. The invention involves continuously monitoring ambient audio, converting speech to text, and utilizing LLMs to determine whether spoken language is intended for the automated agent. A structured prompt, including the converted text and specific instructions, is sent to the LLM, which is fine-tuned to process domain-specific prompts. The LLM provides a structured output in a standardized format, indicating the user's intent. The system may involve multiple prompts to perform separate tasks, such as identifying intent and generating additional context-specific data. This approach facilitates a more natural and intuitive user experience by eliminating the need for wake words and allowing seamless conversational interaction with virtual assistants across various platforms and devices.

Air conditioning device (1) for motorhomes, comprising: - at least one first heat exchanger for exchanging heat with the air circulating through it; - a cooling circuit (8) for a cooling fluid, with a path passing through the first heat exchanger; - a compressor (7) which includes an electric motor, for circulating the cooling fluid in the cooling circuit (8); - a power supply unit that can be connected to an external power supply to receive an electrical input current or electrical input power and to generate a variable supply voltage to drive the electric motor with an electrical supply current, - a controller (11) connected to the power supply unit that is suitable for receiving input data representative of a reference value of the electrical input current or electrical input power and that is programmed to adjust the power supply unit to generate the supply voltage with a reference amplitude and / or frequency such that the electrical input current or electrical input power is below the reference value; - a positioning device designed to determine the position of the air conditioning device (1); and - a memory containing a plurality of reference values ​​corresponding to a plurality of locations, wherein the controller (11) is capable of receiving a location signal from the positioning device and of setting as input data one of the reference values ​​present in the memory depending on the location signal.

The invention relates to the technical field of new energy automobile thermal management, in particular to a direct cooling and heating management system and method in an automobile power battery. The method comprises the following steps: acquiring vehicle real-time operation condition data and battery pack state monitoring data; working condition mode recognition processing is conducted according to the vehicle real-time operation working condition data, and vehicle working condition mode feature data are generated; performing thermal load demand analysis on the battery pack state monitoring data based on the vehicle working condition mode characteristic data to obtain dynamic thermal load demand data of the battery pack; and according to the dynamic thermal load demand data of the battery pack, refrigerant demand quantity calculation and analysis are carried out, the refrigerant supply capacity of the current direct cooling system is evaluated, and refrigerant supply and demand matching feature data are obtained. The specific requirements of three heat sources of the battery, the motor and the cockpit for the refrigerant flow are quantified, and a refrigerant distribution strategy is formed according to the proportional relation, so that the safety of the battery is improved, and the driving comfort and the working stability of the electric driving system are also guaranteed.

Vehicle heat pump system comprising a compressor for discharging a refrigerant; an indoor heat exchanger in an air-conditioning case, allowing heat exchange between air and the refrigerant; a water-cooled condenser downstream of the indoor heat exchanger in the flow direction of the refrigerant, exchanging heat with first cooling water; an outdoor heat exchanger downstream of the water-cooled condenser, allowing heat exchange between the refrigerant and outdoor air; an evaporator in the air-conditioning case, allowing heat exchange between the refrigerant and the air to cool the indoor space, and a chiller downstream of the outdoor heat exchanger exchanging heat with second cooling water. An outdoor unit bypass line allowing refrigerant to pass through the water-cooled condenser and bypass the outdoor heat exchanger, which branches off between the water-cooled condenser and the outdoor heat exchanger and is connected to the upstream side of the chiller in the flow direction of the refrigerant.

A thermal management system, comprising: a primary coolant circulation system for cooling a first coolant by circulating the first coolant which is heat-exchanged with cooling water through a first water-cooled condenser; a secondary coolant circulation system for cooling a battery chiller by using a second coolant which is heat-exchanged with the first coolant of the primary coolant circulation system; and a second cooling line for cooling a battery by circulating cooling water which is heat-exchanged through the battery chiller, wherein the number of revolutions of the first condenser of the primary coolant circulation system is less than the number of revolutions of the second condenser of the secondary coolant circulation system, or the first coolant and the second coolant are heat-exchanged via the cooling water, such that the battery can be cooled efficiently during rapid charging.

In an embodiment, a thermal management system for a vehicle includes a refrigerant circuit having a compressor, a condenser, an expansion valve, and an evaporator, all connected via refrigerant lines, so that refrigerant passes and circulates therethrough, a coolant circuit having a water pump, a chiller, a water heater, a heater core, and a battery coolant passage through a coolant line, a bypass line installed to connect a refrigerant line between the compressor and the condenser to a refrigerant line between the expansion valve and the evaporator, a branch line branched from the bypass line and connected to the coolant line of the coolant circuit through the chiller, and a valve device configured to control a flow of the refrigerant so that the refrigerant circulating along the refrigerant line flows by selectively passing through the bypass line, the branch line, and the chiller.

The invention discloses an automatic control method and device for a thermal management system of an electric vehicle, relates to the field of intelligent control, and realizes multi-step prediction of battery and motor heat production and thermal load change in the future by fusing external information such as a navigation path and weather forecast, plans a thermal management strategy in advance, and improves the response perspectiveness of the system. A multi-source disturbance dynamic structured correlation equalization technology is adopted, the coupling relation between heat sources is modeled, cross disturbance is compensated through a joint state function, and multi-heat-loop cooperative control is achieved. On the basis of a model predictive control (MPC) framework, temperature tracking errors and energy consumption penalty are optimized, the energy consumption of actuators such as a compressor and a water pump is reduced while a safe temperature interval is met, and the endurance is prolonged. And in combination with a state estimator fusion model and observation data, the control precision and robustness under a complex working condition are enhanced, and finally global optimal thermal management considering the service life of parts, the comfort of passengers and the energy efficiency is realized.

A heat pump system of a vehicle includes a first cooling device including a battery module and a first line for circulating a coolant, an air conditioner unit including a compressor, an internal condenser, a main heat exchanger, a first expansion valve, and an evaporator that are interconnected through a refrigerant line for circulating a refrigerant, and a chiller connected to the first cooling device through the first line, connected to the refrigerant line through a first connection line, and configured to adjust a coolant temperature through heat-exchanging a selectively introduced coolant with the refrigerant. The air conditioner unit further includes a second expansion valve, a first valve, a second valve, a second connection line, a third connection line, and a fourth connection line.

The invention relates to the technical field of new energy vehicles, in particular to a multi-working-condition energy management method and system for a hybrid chariot, and the method comprises the steps: determining a corresponding working condition weight coefficient through obtaining the altitude, environment temperature and road condition data in real time, and the real-time working parameters of three power sources, namely an engine, a fuel cell and a lithium battery, so as to achieve the multi-working-condition energy management of the hybrid chariot; the system constructs a multi-objective optimization model based on the data to realize comprehensive fuel consumption minimization, lithium battery SOC balance and lithium battery life protection, and the model comprises establishment of a power source efficiency parameter mapping relation, determination of a corresponding relation between lithium battery power and cycle life, and construction of a membership function of an optimization objective. By adopting a method of combining Pareto local optimization and fuzzy evaluation, the optimal power distribution proportion among the engine, the fuel cell and the lithium battery is calculated, the overall efficiency of the hybrid chariot is effectively improved, and the service life of the hybrid chariot is effectively prolonged.

A heat pump system for a vehicle includes: a valve, an electrical component cooling device, a battery cooling device, an indoor heating device, an indoor cooling device, a centralized energy device, and a chiller, wherein the second line is selectively fluidically-connectable to the first line connected to the radiator through the second valve; a condenser included in the centralized energy device is selectively fluidically-connectable to the first line or the second line through a third valve to condense the refrigerant supplied through the refrigerant line through heat-exchange with a coolant provided in a sixth line through which a coolant flows; and a first end portion of the third line is selectively fluidically-connectable to the sixth line through a fourth valve provided in the sixth line.

A heat pump system for a vehicle may efficiently adjust the temperature of heating elements by using one chiller where a refrigerant and a coolant exchange heat. At the same time, the heat pump system may efficiently perform cooling and heating of a rear seat by using a rear heating, ventilation, and air conditioning (HVAC) module provided with one heat-exchanger.

A heat pump system for a vehicle may include: a compressor, a heating, ventilation, and air conditioning (HVAC) module, a heat-exchanger, a first expansion valve, a connection line, and a chiller. The heat pump system may improve heating performance for heating a vehicle interior by employing a gas injection device selectively operating at the time of heating a vehicle interior to increase the flow amount of refrigerant.

The invention is suitable for the technical field of automobile intelligent control, and provides an air conditioner seat collaborative cooling control method based on a neural network, which comprises the following steps of: constructing a human body-environment comfortable temperature original index model by collecting a large amount of human body and environment temperature distribution data in advance; on the basis, data acquisition and model comparison are carried out on the real-time human body temperature, the environment temperature and the temperature in a passenger compartment before the passenger gets on the bus, so that the heat comfort in the bus is pre-adjusted most reasonably before the passenger gets on the bus, and a method for cooperatively controlling ventilation and heating of an air conditioner and a seat is utilized; the two are combined to improve the thermal comfort of the passenger and the passenger compartment. And meanwhile, real-time sensing data is quickly processed when a passenger feels uncomfortable in temperature during riding and adjustment is carried out, the body temperature of the passenger and the ambient temperature of a passenger compartment are recorded and are input into a model for correction, so that the body comfort requirement of the passenger is met in a more personalized manner, and the comfort of the passenger in the vehicle running process is improved.

An embodiment heat pump system for a vehicle includes a first circuit including a radiator and a first valve in a first line, a second circuit including a first water pump, a second valve, and a third valve provided in a second line, a third circuit including electrical equipment provided in a third line, a fourth circuit including second water pump and a fourth valve provided in a fourth line, a fifth circuit including a battery module provided in a fifth line, a sixth circuit including a third water pump and a cooler provided in a sixth line, a seventh circuit including a fourth water pump and a heater provided in a seventh line, and a centralized energy module including a condenser, a chiller, and an evaporator.

A heat pump system of a vehicle is provided to adjust a temperature of a battery module by using a single chiller where a refrigerant and a coolant exchange heat, waste heat of the electrical component and the battery module are recollected, and a plurality of coolant flowing lines are formed by using a single valve according to a selected mode of the vehicle. The heat pump system includes: a valve; a first cooling apparatus; a second cooling apparatus; a third cooling apparatus; a first connection line; a second connection line; and a third connection line. The valve may be configured to operate such that one line among the first line, the second line, the third line, and the first connection line may be connected to another line or the same line, depending on a selected mode among the at least one mode.

The present invention relates to an integrated cooling module including a central manifold having a mounting space in which components may be mounted, refrigerant flow channels in which a refrigerant may flow, and communication holes for allowing the components and the refrigerant flow channels to communicate with one another, such that the components are integrated around the central manifold, thereof excluding hoses or pipes and achieving miniaturization and weight reduction of an entire cooling system.

The invention relates to the field of data processing, in particular to an energy efficiency optimization method of a heat pump type heat management system, which comprises the following steps of: acquiring state parameters such as environment temperature, target temperature, actual temperature, high and low pressure side pressure, compressor power and the like, performing control decision making based on a deep Q network (DQN) model, and adjusting the rotating speed of a compressor. The core of the method is that a self-adaptive discount factor is adopted, the factor is dynamically adjusted according to a system state index, and the system state index is calculated by combining a current thermal state deviation absolute value and a circulating pressure ratio. Through the mechanism, the DQN can dynamically adjust the strategy emphasis according to the target deviation degree and the operation intensity of the system, the multiple and dynamic change requirements of the electric vehicle for passenger comfort, battery health and endurance mileage (energy efficiency) are effectively balanced, and the comprehensive performance is improved.

A thermal management system includes a compressor, a water-cooled condenser, a battery chiller, a valve body assembly, a first water pump, a second water pump, and a third water pump that are disposed in a centralized manner. The thermal management system can separately form a passenger compartment cooling loop, a passenger compartment heating loop, a battery cooling loop, a battery heating loop, and an electrical driver cooling loop, and any one or more of the passenger compartment, the battery, and the electrical driver can be cooled or heated.

A battery heating device includes: a radiator and a heater core arranged in parallel with each other; a battery temperature adjusting unit for heating a battery with a heat medium; a first branch branching the heat medium between the radiator and the heater core; a first confluence where the heat medium merges; a second branch where the heat medium from a heat emitter is branched to the battery temperature adjustment unit; a second confluence where the heat medium flowing through the battery temperature adjustment unit merges; and a radiator flow rate reducing part arranged in a passage for the heat medium from the first branch or the second branch closer to the radiator to the first confluence or the second confluence closer to the radiator via the radiator.

The invention provides a vehicle-mounted oxygen production control method and device, a vehicle-mounted oxygen production system and electronic equipment, and relates to the technical field of vehicle control. The method comprises the steps that the oxygen partial pressure in a cockpit, the altitude of the environment where the cockpit is located and the oxyhemoglobin saturation of passengers in the cockpit are obtained; determining an oxygen supply demand value based on the oxygen partial pressure, the altitude and the oxyhemoglobin saturation; and based on the oxygen supply demand value, an oxygen generation module is controlled to start oxygen generation or stop oxygen generation. The starting and stopping of the oxygen generation module are controlled based on the oxygen supply demand value, waste caused by starting of the oxygen generation module when oxygen supply is not needed can be avoided, and therefore the energy consumption of vehicle-mounted oxygen generation can be greatly reduced.

A thermal architecture of an electric vehicle includes a drivetrain system having a drivetrain, a cabin air system for providing conditioned air to an occupant compartment, a battery system having cooling components, and a refrigeration system for providing cooling to the cabin air system and the battery system. Control circuitry is configured to manage cooling or heating of components of the thermal architecture. For example, the control circuitry selects from among a mode for cooling a battery system and another mode for heating the battery system. In the heating mode, the control circuitry causes heat to be generated by the drive system, which may include one or more electric motors, and transferred to the battery system. The control circuitry receives a plurality of sensor signals from a sensor interface, generates one or more control signals, and cause valves and other components to achieve one or more cooling modes.

The invention discloses a gutter channel reinforcing structure and a vehicle. The gutter channel reinforcing structure is installed in a space formed by the front windshield lower cross beam, the front coaming and the gutter channel. The gutter channel reinforcing structure comprises a three-dimensional frame structure, and the three-dimensional frame structure extends in the X direction and the Y direction to form a spatial three-dimensional structure so as to support the space formed by the front windshield lower cross beam, the front coaming and the gutter channel from different directions, strengthen the structural strength of the air conditioner air inlet and improve the NVH condition. The three-dimensional frame structure is provided with the first opening penetrating in the X direction, the first opening corresponds to the air conditioner air inlet in the dash panel in position, the first opening penetrating in the X direction is formed through the holes of the three-dimensional frame structure, external air can smoothly enter the air conditioner air inlet from the first opening, and the air inlet amount of an air conditioner is guaranteed. In addition, the three-dimensional frame structure is based on a frame type structure of the three-dimensional frame structure, the three-dimensional frame structure can collapse inwards when collision occurs, and the passenger protection performance is improved.

The invention relates to a temperature control method, device and equipment for a new energy automobile air conditioner and a medium, and the method comprises the steps that the environment temperature in an automobile and heater surface temperature data are collected in real time through multiple sensors, a preliminary adjusting instruction is generated in combination with the temperature preset by a user, and a power distribution strategy is dynamically optimized based on battery residual current; a duty ratio adjusting technology is adopted to carry out power control on a heater power supply circuit, overload risk grading response is realized through a grading safety threshold detection mechanism, a closed-loop feedback mechanism is further introduced, and control parameters are dynamically optimized according to real-time temperature feedback and a battery health state. And the problems of large temperature deviation of multiple regions and unbalanced battery energy consumption are solved. Through temperature-current-battery multi-dimensional fusion control, hierarchical dynamic protection and an energy consumption equalization algorithm, the driving comfort is guaranteed, meanwhile, the overload risk of the system is effectively reduced, the service life of the battery is prolonged, and the method is suitable for the intelligent safety temperature control scene of the new energy automobile air conditioner.

A heat pump system for a vehicle is configured by including a valve, a first cooling apparatus, a second cooling apparatus, and a flow control line, to be configured for adjusting a temperature of a battery module by use of a single chiller where a refrigerant and a coolant are heat-exchanged, selectively recollecting waste heat of the electrical component and the battery module and using the same for heating of the vehicle interior, and forming a plurality of coolant flowing lines by a single valve according to selected mode of the vehicle.

There is provided a conveyance assembly that can be easily provided in a conveyance cabin, and that can perform efficient air conditioning for an occupant. A conveyance assembly is a conveyance assembly including an interior member provided in a conveyance. The interior member is composed of at least a conveyance seat, the interior member includes an air conditioning device, and the air conditioning device includes a housing, a blowing device accommodated in the housing, and a heating device accommodated in the housing and disposed in a blowing direction of air blown by the blowing device. Since the air conditioning device is unitized, the air conditioning device can be easily provided in the interior member, and can perform efficient air conditioning for an occupant.

A heat pump system for a vehicle may be capable of improving the overall efficiency of the system as well as simplifying the system. This may be achieved by adjusting the temperature of a battery module using a single chiller where the refrigerant and the coolant exchange heat, and by recollecting waste heat of the electrical components and the battery module and using it for heating the vehicle. Additionally, the overall efficiency of the system may be achieved by forming a plurality of coolant flowing lines by a single valve according to a selected mode of the vehicle.

An embodiment thermal management system for a vehicle includes a compressor on a first refrigerant line that compresses a refrigerant circulated therein, an external condenser on the first refrigerant line downstream of the compressor that releases heat of the refrigerant, a front evaporator on the first refrigerant line downstream of the external condenser that evaporates the refrigerant, a second refrigerant line connected to the first refrigerant line that allows the refrigerant to be introduced thereinto and then to be discharged upstream of the compressor, a rear evaporator on the second refrigerant line that selectively releases heat of the refrigerant, a first flow control valve on the first refrigerant line that allows the refrigerant to be introduced into the rear evaporator or the external condenser, and a second flow control valve on the second refrigerant line that allows the refrigerant to be introduced into the compressor or the external condenser.

A stochastic Model Predictive Control approach is developed to efficiently optimize the thermal management of electric vehicles and accommodate scenarios with multiple routes. To account for the uncertainties, the cost function is constructed to minimize the expected cost across all possible routes over the prediction horizon. Thermal constraints are treated as soft constraints using slack variables. This approach allows for flexibility in satisfying the constraints while optimizing the performance. Through simulations, the performance of the proposed method is evaluated using a fleet of vehicles. In this way, the proposed method achieves a good trade-off between multiple competing performance metrics. Furthermore, an adaptation strategy is introduced, which dynamically adjusts the penalty weight value. This adaptive approach eliminates the need for offline calibration and further enhances performance. The results indicate that the time-varying penalty weight significantly reduces the total constraint violations by up to 20% without impacting the performance on energy consumption.

A method for automatic directional control of an air conditioning vent including detecting a vehicle location and a vehicle orientation, determining a sun position with respect to the vehicle location and the vehicle orientation, determining a solar heat gain location within a vehicle cabin in response to the sun position, generating a control signal indicative of the solar heat gain location, and positioning the air condition vent to direct an airflow towards the solar heat gain location and to adjust the flow rate of the airflow in response to the control signal.

The embodiment of the invention discloses a control method and device of an air conditioner, the air conditioner and a vehicle, and belongs to the technical field of air conditioning. The control method comprises the steps that the air inlet temperature and the air outlet temperature of an indoor unit are obtained, and the indoor environment temperature is obtained; determining a first temperature difference according to the absolute value of the difference between the air inlet temperature and the indoor environment temperature, and determining a second temperature difference according to the absolute value of the difference between the air outlet temperature and the indoor environment temperature; determining a temperature difference correction value according to the first temperature difference and the second temperature difference; and controlling compressor frequency according to the temperature difference correction value. According to the embodiment of the invention, the frequency of the compressor is accurately regulated and controlled under the condition that an outdoor environment temperature sensing bulb and a compressor exhaust temperature sensing bulb are omitted, the wiring space of the outdoor unit is saved, the cost is saved, and miniaturization design of the outdoor unit is facilitated.