13results about How to "Comfortable driving environment" patented technology

The invention discloses an urban rail electromechanical energy-saving predictive control method and system based on a self-adaptive model. The system constructs an external environment, equipment and building energy consumption model of a subway station ventilation and air conditioning system through an Informer time sequence algorithm and a Trnsys-Fluent joint simulation model. According to the requirements of the energy-saving system for improving human body comfort and reducing building operation energy consumption, a target cost function is established, a target cost function value is calculated by simulating data such as temperature and humidity in a station and equipment and building energy consumption in combination with prediction data of an external environment and a simulation model, and an optimal solution is searched by using a multi-target particle swarm algorithm. Finally, the optimal solution is issued to a subway station ventilation air-conditioning system, and the purposes of energy conservation and carbon reduction are achieved while the comfortable experience of passengers is ensured. According to the innovative system, the energy efficiency level of the subway station is remarkably improved, and powerful technical support is provided for energy conservation, emission reduction and intelligent management of urban rail transit.

The invention belongs to the technical field of train speed tracking control, and discloses a data-driven train fault-tolerant tracking control method. According to the method, data driving is combined under a fault-tolerant control framework, all-directional and high-precision monitoring of the running state of the train actuator is achieved, once an abnormal or potential fault is detected, a control system can immediately trigger an emergency response mechanism, accidents are effectively avoided, and the safety guarantee of the train is improved. Besides, fault-tolerant control is added on the basis of the data driving model, so that the expected speed curve can still be quickly adjusted and tracked in a fault scene, and accurate speed tracking is realized. In addition, by combining the data driving technology and fault-tolerant control, the optimal output driving force can be obtained by optimizing system output according to the fault condition, the energy consumption during train operation is remarkably reduced, the operation cost is reduced, the burden of the train system on the environment is relieved, and the train energy consumption is reduced.

The present invention discloses a battery cooling control method, system and vehicle. The method determines different control logics by judging whether there is a battery cooling demand and a passenger compartment cooling demand, and adjusts the battery cooling start-up conditions according to different vehicle speeds, different external temperatures, different internal temperatures and different air conditioning cooling demands, thereby reducing the time when the passenger compartment cooling and battery cooling are simultaneously turned on. At the same time, by adjusting the speed of the battery water pump, the opening and closing of the expansion valve stop valve and the battery cooler, the impact of the battery cooling on the passenger compartment cooling when turned on is reduced, thereby achieving a comfortable passenger compartment driving environment, while ensuring that the battery temperature does not exceed the temperature, thereby ensuring vehicle safety.

The present invention proposes an active protection seat for an autonomous driving car, the active protection seat comprising a seat fore-and-aft and height adjustment device, a control system, a seat moving device, a first damping adjustment device, a second damping adjustment device and an adjustable car seat. The side of the seat fore-and-aft and height adjustment device is fixedly connected to the control system, and the upper surface is fixedly connected to the seat moving device to achieve the fore-and-aft movement and height adjustment of the seat moving device; the control system receives the signal of the vehicle driving computer, and after analysis and processing, controls the first and second damping adjustment devices to adjust the damping size to achieve seat stability. The first damping adjustment device and the second damping adjustment device are installed on the lower surface of the seat support plate, and the first damping adjustment device and the second damping adjustment device are located on the same straight line, parallel to the guide rail. The technical solution of the present invention can autonomously adjust and achieve seat stability in real time, actively protect the safety of the occupants, and provide a comfortable riding environment for the occupants.

The utility model discloses a single seat and electric box integrated structure, a cab and an off-highway dumper, and the single seat and electric box integrated structure comprises a single seat which comprises a seat body and a sliding rail installed at the bottom of the seat body, and the seat body can slide along the sliding rail; the seat mounting seat is used for mounting the single seat and comprises a mounting plate connected with the sliding rail; the electric box is integrated with the seat mounting seat and comprises an electric box framework, a skin is mounted on the electric box framework, an electric box cover plate is hinged to the electric box framework, and a mechanical supporting rod is arranged between the electric box cover plate and the electric box framework. The single seat and the electric box are integrated, a seat base does not need to be added, the weight and cost are reduced, the space needed for assembly is reduced, it is guaranteed that the seat achieves the front-back adjustment function and the backrest adjustment function in the limited space, and a comfortable riding environment is provided for a co-driver passenger; the frame type electric box framework is adopted, so that the structure of the electric box is enhanced, and the weight of a seat and passengers is reliably borne.

The invention discloses a large-gap composite permeable pavement structure and a low-carbon construction method, and relates to the technical field of asphalt pavement structures and constructions.The pavement structure comprises a roadbed layer, a bonding layer, an asphalt mixture layer, a middle layer and a heat preservation coating which are sequentially arranged from bottom to top; the heat preservation coating comprises a bottom layer, a middle layer and a surface layer which are sequentially arranged from bottom to top. Compared with the traditional asphalt pavement, the pavement surface temperature can be effectively reduced by 10.0-20.0 DEG C by adopting the drainage asphalt-large-gap composite permeable pavement, so that the diseases such as asphalt aging and rutting caused by high temperature of the traditional asphalt pavement are effectively reduced; the large-gap drainage structure can effectively reduce high driving safety risks caused by road surface water runoff in the rainy season; meanwhile, the light reflectivity of the road surface is further improved by painting the macromolecular colored heat-insulating coating, the cooling and anti-dazzle effects are achieved, and the driving safety risk is improved; and the method has excellent environmental benefits.

The invention belongs to the field of design and manufacturing of automobile air conditioners, and particularly relates to an automobile air conditioner. An automobile air conditioner comprises a motor, the motor is connected with a fan, one side of the fan is connected with an air inlet mechanism, and the other side of the fan is connected with an air outlet mechanism. By means of the air inlet filter shell and the air inlet pipeline, external air can be smoothly introduced into the air conditioner. The air inlet filter shell is used for filtering air to remove dust and impurities; the motor drives the fan to provide power, and the PTC air heater can heat air; the air is exhausted into the automobile through the air outlet pipeline; the automobile air conditioner is small in size, light in weight, convenient to install, simple in structure and low in cost, and can be suitable for small portable electric vehicles instead of walk.

This invention relates to the field of rail vehicles, and provides a method and apparatus for calculating the heat transfer coefficient of a glass surface. The method includes: obtaining the actual operating speed of the rail vehicle and the actual length of the side window; and calculating the heat transfer coefficient of the glass surface based on the actual operating speed and the actual length. According to the embodiment of this invention, the method for calculating the heat transfer coefficient of the glass surface can be derived by obtaining the actual operating speed of the rail vehicle and the actual length of the side window, thereby providing guidance for the design stage of rail vehicles. This not only creates a comfortable riding environment for passengers and onboard staff, but also reduces the heat load of the rail vehicle's air conditioning system.

The utility model relates to an intelligent agricultural machine cab top cover in the technical field of tractor cabs, the top surface of a top cover body is provided with a first mounting platform, and the bottom embedded surface of the top cover body is provided with a second mounting platform; the first installation platform is provided with two GNSS antennas, and the second installation platform is provided with a sensing calculation unit and a 5G module. A refrigeration assembly is installed on the second installation platform of the top cover body. Components required by automatic driving of the tractor are integrally mounted on the top cover, so that the top cover is higher in integration level, applicable to more advanced intelligent driving agricultural machinery and high in applicability; the two GNSS antennas are arranged on the top cover and used for receiving satellite signals, the positioning precision is improved, centimeter-level positioning is achieved, and the precision, reliability and stability of the intelligent tractor navigation system are remarkably improved; the top cover is provided with the refrigeration assembly, the active refrigeration effect is achieved through the refrigeration assembly, the indoor temperature and humidity are reduced, and the air quality in the cab is improved.

A pneumatic tire is disclosed. A pneumatic tire of the present embodiment may include: a carcass configured to extend from an interior of a tread to a bead through a sidewall; a belt section positioned inside the tread and disposed on the outside in the radial direction of the carcass; a cap ply section located inside the tread and disposed on the outside in the radial direction of the belt section; and a silencing member attached to the radially inner surface of the tread. The cap ply portion may include: a first cap ply disposed on the outside in the radial direction of the belt portion; and a second cap ply that extends from one end of the first cap ply to at least a portion of the muffling material in the width direction of the tread, and that is disposed on the outside in the radial direction of the first cap ply.

The invention discloses a vehicle-mounted air conditioner control method, system and device based on artificial intelligence and a medium. The method comprises the steps that cabin temperature distribution data of a target vehicle in the current time period are obtained, and cabin temperature distribution time sequence data are determined according to the cabin temperature distribution data; inputting the cabin temperature distribution time sequence data into a pre-trained temperature distribution prediction model to obtain a cabin temperature distribution prediction result of the target vehicle in the next time period; determining a to-be-adjusted cabin area and a temperature adjustment value corresponding to the to-be-adjusted cabin area according to the cabin temperature distribution prediction result; and according to the to-be-adjusted cabin area, a target air conditioner air door is determined, according to the temperature adjustment value, the air outlet volume change value of the to-be-adjusted cabin area is determined, and then the opening degree of the target air conditioner air door is adjusted according to the air outlet volume change value. The vehicle-mounted air conditioner control method improves the efficiency and accuracy of vehicle-mounted air conditioner control and the driving safety and the driving experience of the user, and can be widely applied to the technical field of vehicle control.

The invention discloses a metro carriage air conditioner intelligent AI control system based on multi-source data fusion, relates to the technical field of metro air conditioner control, realizes precise and refined on-demand adjustment, and remarkably improves the comfort level of passengers. A traditional metro air conditioner generally carries out unified temperature control by taking a carriage as a unit, and cannot cope with the condition of non-uniform cold and heat in the carriage. Through the human body infrared sensor network, accurate sensing of distribution and activity intensity of passengers in different partitions in the compartment is achieved for the first time, and the air supply strategy of the air outlet is dynamically and directionally adjusted accordingly. Therefore, the problem of local supercooling or overheating caused by uneven distribution of passengers can be effectively solved, and a more uniform and comfortable riding environment is provided for the passengers; therefore, each air conditioner in the subway carriage can be reasonably controlled more effectively; the method is simple, effective, easy and practical.

The utility model discloses an in-vehicle massage device which comprises a massage device body, a first massage assembly, a second massage assembly and a first driving mechanism, and the massage device body is provided with a massage space for placing feet of a user; the first massage assembly is arranged in the massage space and used for massaging the feet of the user; the second massage assembly is connected to the massage device body and is provided with a first working position and a second working position relative to the massage device body, and when the second massage assembly is located at the first working position, the second massage assembly is contained in the massage space; when the second massage assembly is located at the second working position, the second massage assembly upwards extends out of the massage space and is used for massaging the legs of the user; the first driving mechanism is arranged in the massage space, connected with the second massage assembly and used for driving the second massage assembly to move between the first working position and the second working position. The utility model further discloses a vehicle with the same. Fatigue and body discomfort of passengers in the vehicle can be relieved, and the riding comfort of the passengers in the vehicle is improved.