495 results about "Vehicle miles of travel" patented technology

The invention discloses a car sharing method and system. The system comprises a reserving terminal (1), a network server (2), a vehicle-mounted device (3), a radio frequency identification card (4) and a database server (5). The reserving terminal (1) is connected with the network server (2) by means of network communication. The radio frequency identification card (4) is connected with the vehicle-mounted device (3) through radio frequency. The vehicle-mounted device (3) is connected with the network server (2) through a network. The network server (2) is connected with the database server (5) through a network. A user reserves a car needed for use and a time period through the reserving terminal (1) and sends an order to the network server (2), the network server (2) sends the order to the vehicle-mounted device (3) of the corresponding car, the user takes the car by himself / herself after arriving at a specified parking site within the reserved time period and checking the identity with the vehicle-mounted device (3) through the radio frequency identification card (4) and returns the car by himself / herself to the specified parking site within the reserved time period, and the network server (2) conducts expense settlement according to the order time of the user and the traveling distance of the car after the car is returned.

The invention relates to an intelligent prediction control system for vehicle control. The system comprises three parts for information acquisition, intelligent prediction central processing and drive control. The system integrates vehicle travel information, historical road condition data, traffic condition prediction, weather condition on road, etc. to predict vehicle travel mileage, to properly arrange for use of stored power and to make a power generation strategy. It can predict the mileage that can be covered by stored power with high accuracy and safely and reliably, maximize the continuing mileage of the power and its advantages of environment protection over others. In light of the road condition prediction, on roads with varied slopes, the vehicle preferably uses the stored power and reserves power properly when traveling down slopes. For hybrid-power vehicles, when it predicts that the power cannot afford a complete run, the system can remind the driver of initiating at smooth sections of a road other drive power or of charging power. For vehicles using traditional energy, the system will preferably choose the shortest route or the road for shortest time so as to maximally reduce energy consumption and to increase the environmental-friendliness and economy of the vehicles.

Presented are vehicle charging systems and control logic for provisioning vehicle grid integration (VGI) activities, methods for making / using such charging systems, and electric-drive vehicles with intelligent vehicle charging and VGI capabilities. A method of controlling charging operations of electric-drive vehicles includes a vehicle controller detecting if a vehicle is coupled to an electric vehicle supply equipment (EVSE), and determining if the vehicle's current mileage exceeds a calibrated mileage threshold. Responsive to the vehicle being connected to the EVSE and the vehicle's current mileage exceeding the calibrated mileage threshold, the controller determines the current remaining life of the vehicle's traction battery pack and the current time in service of the vehicle. The vehicle controller determines if the current remaining battery life exceeds a predicted remaining battery life corresponding to the current time in service. If so, the vehicle controller enables the traction battery pack to transmit electrical power to the EVSE.

The invention discloses a method to count the vehicle running mileage which relates to a method to count the vehicle running mileage by using the GPS receiving module and computer. It can solve the problem that the odometer stopwatch number can be adjusted by hand to loss facticity. The invention includes the GPS module receives the vehicle position information at fixed time interval, the distance between two near vehicles can be get by computing the latitude and longitude; computing the rectify distance of running distance between two near vehicles by using the rectify coefficient; overlapping the above rectify distance to the accumulative running mileage data; the accumulative running mileage is stored in the nonvolatile memory. It can protect the mileage data not loss after cutting electricity and to be juggled by human. The accumulative running mileage data is added with the check code to store. It is convenience to resume the accumulative data after restoration or giving electricity to improve reliability and confidentiality of data.

The invention provides a carpooling taxi and a carpooling method thereof, which belong to the field of taxi carpooling. According to the carpooling taxi, a display screen is additionally arranged on the roof of the taxi and used for displaying the current position of the taxi, main places through which the taxi drives, a destination and the quantity of passengers in the taxi or the quantity of passengers who can still carpool in the taxi, and a passenger can freely select an appropriate taxi for carpooling in accordance with the information and personal situation. The carpooling method is flexible and accurate. According to the carpooling taxi and the carpooling method, the information of a driving route selected by a taxi driver is sent to a server of a taxi company, the taxi company can supervise whether the taxi driver drives in accordance with a preset route, and the taxi driver is prevented from violating regulations, for example, the driver deliberately selects a long route. In addition, a reasonable proportion for charging is selected in the process of carpooling in accordance with the driving distance and the on-off order of the passengers, the passengers save fares, and the taxi driver earns more fares.

The invention discloses an electric car driving range evaluation method based on working condition identification and fuzzy energy consumption. The electric car driving range evaluation method is established based on working condition identification and fuzzy energy consumption and includes the steps of dividing working conditions based on fuzzy C mean value cluster algorithm to obtain parameters for identifying working conditions, establishing a fuzzy rule base between characteristic parameters and energy consumption, optimizing driving mileage L with kilometer as the unit, and estimating residual driving range Srest. The method combines working condition identification and energy consumption modeling, obtains related information of an electric car on a real-time basis, and is rarely affected by external factors such as ambient temperature and vehicle driving states. Energy consumption is further divided in to a certain level, so that real energy consumption under certain speed can be reflected.

The invention relates to the field of an engine, and in particular relates to a method and system for controlling DPF regeneration and the engine. The method for controlling DPF regeneration comprisesthe steps of according to the total running time and low-load running time of the engine, calculating a correction factor in real time; according to the last DPF regeneration time, fuel consumption and mileage, determining elapsed time, consumed fuel quantity and mileage traveled; according to the correction factor, the elapsed time, consumed fuel quantity and the mileage traveled, determining running correction time, fuel consumption collection and driving collection mileage; judging whether the running correction time, the fuel consumption collection and the driving collection mileage exceed the corresponding threshold value; and if one exceeds, triggering DPF regeneration. By calculating the correction factor in real time, the method determines the running correction time, the fuel consumption collection and the driving collection mileage according to the correction factor, the elapsed time, the consumed fuel quantity and the mileage traveled, judges whether one exceeds the threshold value, and triggers DPF regeneration. The method can control DPF regeneration according to actual working conditions and prevent DPF from being burned.

The invention relates to a system used for calculating the service life of a cabin air filter and a calculation method thereof. The system comprises an air conditioner controller used for obtaining different working condition parameters of the cabin air filter. The air conditioner controller is connected with an air conditioner cabinet, a humidity sensor, an ambient temperature sensor, an air quality sensor and a gateway control unit. The cabin air filter, an air blower and an internal and external circulation damper are arranged in the air conditioner cabinet. The air conditioner controller obtains parameters including the starting time of the air blower, the air conditioner external circulation time, the time of various environment working conditions and the mileage of a vehicle. According to the system used for calculating the service life of the cabin air filter and the calculation method thereof, the service lives of cabin air filters can be calculated according to information including vehicle using environments, using road conditions, vehicle using frequencies, ambient temperatures, ambient humidity and the like of different users, the users are informed in advance and can replace the cabin air filters in time, accordingly the air conditioning effects and the good in-vehicle air quality are guaranteed, and the situation that frequent replacing increases the maintenance cost is also avoided.

The invention discloses a parking charge system with a video recognition mode used. The parking charge system comprises a video recognition module, a billing module, a charging module, a management and configuration module and the like. According to the system, a video device is installed at the position of an entrance of a place in need of charging to capture a license plate and a vehicle image of a vehicle target and conduct recognition, recognized license plate information, recognized vehicle information, time information and other information are stored in the system, when the vehicle needs to leave or pay the cost, a video device at the position of an exit captures and recognizes the license plate information of a user again, searches for license plate record information stored in the system and conducts vehicle comparison to obtain the information such as the vehicle parking time, the traveled distance and the vehicle type, billing is conducted on the vehicle according to the obtained information, and the user can choose to bind a charging account to conduct online payment or conduct payment in site. Vehicle payment is conducted in the vehicle recognition mode, and therefore the service experience of vehicle payment convenient to execute is provided for the user.

The invention discloses a vehicle-mounted strapdown inertial navigation system. The system is a core component composed of a laser gyro, an accelerometer, a barometric altimeter, a speedometer and other sensors and provides high-precision autonomous positioning and directional guidance. The system is good in concealment, the working environment is not disturbed and influenced by the outside and isnot limited by meteorological conditions, the system has the advantages of autonomy, concealment, real-time performance, all-weather performance and the like, and accurate position coordinates, azimuth angles, roll angles, pitch angles, speeds, travelled distances, heights and other information of carriers can be provided in real time. The system is suitable for navigation, guidance, positioningand orientation, attitude control and the like of various carriers.

The invention provides a mileage evaluation method for the residual life of a lithium ion battery of an electric vehicle. Historical data of an electric vehicle is collected through a cloud data platform; a data mining method is adopted to analyze the historical driving condition and historical aging path of an electric vehicle, and power battery fault early warning data, a driving condition model, a multi-dimensional coupling equivalent circuit model and a safety risk assessment method are combined to calculate the safe available driving mileage of the electric vehicle; under the condition ofnot additionally adding electric vehicle components, historical data of the electric vehicle is collected in a remote data transmission mode and is stored in the cloud data platform; the historical aging path and the remaining available life of the electric vehicle are analyzed through a data mining method; and the historical driving condition of the electric vehicle are analyzed based on the sampled speed and position information of the electric vehicle, and the current remaining driving mileage can be reasonably evaluated by calculating the available driving mileage of the electric vehicleof which the working condition is set as the historical driving condition of the electric vehicle under the condition of the current remaining available life.

The present invention provides a mining area vehicle maintenance information prompting method, which comprises: configuring mining area vehicle base information, wherein the mining area vehicle base information comprises the mining area name, the vehicle number, the chassis number, the average daily driving mileage and the maintenance cycle; according to the current circumstance of the mining area vehicle, recording the maintenance category and the accumulated driving mileage achieving the maintenance stopping point; recording the current mileage of the mining area vehicle; real-timely receiving the mileage data collected by the sensor on the mining area vehicle, and recording the current driving mileage of the mining area vehicle; and prompting, wherein the promoting comprises: 1) customized message promoting, wherein the message prompting time is determined according to the number of the remaining days, the maintenance prompting information is sent N days in advance, and the N is the modified preset value, and 2) receiving message promoting, wherein the maintenance prompting information is sent before the remaining days are ended, and the maintenance prompting information comprises the remaining driving mileage and the remaining driving days. With the method of the present invention, through the human-computer interaction way, the vehicle management staffs can conveniently and real-timely organize the maintenance work in the batch manner so as to reduce the vehicle failure rate and improve the vehicle attendance.

The invention provides a control method of a vehicle permanent magnet synchronous motor range extender and belongs to the technical field of the range extender control. A permanent magnet synchronous motor is used as either a starter or a generator, and is compact in structure, high in power density and high in power generation efficiency; no extra starting motor is needed so that the space and the cost can be saved; an engine always works in a high fuel efficiency rotating speed region. Meanwhile, the battery capacity, the driving intention of a driver and the drive demand are determined by use of the detection values of voltage and current sensors; the travel information of an accelerator or a brake pedal can be obtained without modifying the existing vehicle, and the determination process is quick and accurate. According to the power requirements of the whole vehicle, the range extender is capable of working in a plurality of modes, capable of effectively extending the vehicle miles of travel without affecting the power performance of the vehicle, and also capable of avoiding over-discharge of the battery and thus increasing the service life of the battery.

The application describes a system for notifying a vehicle owner regarding service due for a vehicle based on the vehicle's accumulated mileage. The system determines vehicle mileage based on GPS data, determines whether the mileage has exceeded a threshold, transmits a wireless signal from the vehicle to a notification service provider computer when the threshold is exceeded, and sends a notice from the notification service provider to the dealer and / or customer to indicate that vehicle service is due.

Presented are intelligent vehicle systems and control logic for driver coaching and on-demand vehicle charging, methods for making / using such systems, and motor vehicles with real-time eco-routing and automated driving capabilities. A method for controlling operation of a vehicle includes: determining an origin and destination for the vehicle; conducting a geospatial query to identify a candidate route for traversing from the origin to the destination; determining, based on current electrical characteristics of the vehicle's battery pack, an estimated driving range for the vehicle; responsive to the estimated driving range being less than the candidate route's distance, evaluating energy characteristics of the candidate route to derive an estimated energy expenditure to reach the destination; using the estimated energy expenditure, generating an action plan with vehicle maneuvering and / or accessory usage actions that extend the estimated driving range; and commanding a resident vehicle subsystem to execute a control operation based on the action plan.

The invention discloses a Bluetooth communication-based vehicle oil quantity indicating system and an automatic navigation method. The system comprises a Bluetooth forwarding module and an intelligent mobile phone, wherein the Bluetooth forwarding module is connected with a vehicle ECU (Electronic Control Unit) through an OBD (On-Board Diagnostics) interface to acquire vehicle oil quantity information and accelerator pedal information acquired by the ECU; the vehicle oil quantity information and the accelerator pedal information are forwarded to the intelligent mobile phone; a navigation module, an oil quantity indicating module and a remaining travelable mileage indicating module are arranged on the intelligent mobile phone; and when the remaining travelable mileage is smaller than a preset threshold value, the navigation module automatically searches position information of petrol stations within a remaining travelable range and automatically navigates. Under the condition that a vehicle body structure is not modified, a vehicle oil level indicating function can be transferred to the intelligent mobile phone, vehicle functions are upgraded at a low cost, the remaining travelable mileage can be calculated and displayed on the basis of real-time oil quantity consumption in the process that the intelligent mobile phone indicates vehicle oil quantity, and under the condition of low oil quantity, nearby petrol station information can also be automatically given.

The invention provides a vehicle practical gasoline consumption and mileage detecting system and the detecting method, which is used for detecting automatically and analyzing the gasoline consumption and driving mileage and temperature. The detecting system comprises a main control module, used for collecting and sorting data, data communicating and finishing automatic control logic; a gasoline consumption detecting sub-system, using the electromechanical automatic control component to conduct practical gasoline detecting; a driving mileage detecting sub-system, calculating out the practical driving mileage of vehicle and current speed through counting the turning circle of main axle of gear-box; a temperature detecting sub-system installed at the position assigned by user; a display module, used for counting the data including driving mileage, gasoline consumption and the tested temperature during the driving process of vehicle, and display the data to the driver through LED. The system has simple structure and high detecting precision, which can finish detecting work automatically and quickly. The whole process doesn't need the third party to interfere in, thus the applicability is high.

The invention provides a method for recording travel distance of a vehicle tire and recording instrument for implementing the method, and belongs to the technical field of vehicle safety. The recording method comprises the following steps: (1) when the tire update information is detected, starting to measure the new tire, and storing the service life of the tire; (2) calculating the travel distance of the tire mileage and recording usage time of the tire on a real-time basis, comparing the recorded results with the service life of the tire, and displaying the travel distance or reminding for tire change according to the comparison result. The recording instrument comprises a central processor, four wheel speed sensors respectively connected with the central processor and a meter display module. The recording instrument provided by the invention prompts a driver according to the comparison results of a specified usage distance and time of the tire to actual usage situation, so that the driver can timely replace tire to avoid traffic accidents and blowout accidents caused by wearing and aging of the tire and improve the safety of vehicle.

The invention discloses a fixed line vehicle track monitoring method, which comprises the steps: acquiring a line standard track corresponding to an operation line number; judging whether a vehicle running track returns to a set route in real time, and if yes, entering the next step; if a satellite signal is normal, taking satellite positioning data as a vehicle position, judging whether a vehicledeviates from the set route, if the vehicle deviates from the set route or returns, taking the satellite positioning data as the vehicle position, and if the vehicle does not deviate from the set route and does not return, correcting the vehicle position to a standard track; and if the satellite signal is abnormal, calculating the vehicle position according to the vehicle mileage and the standardtrack information, judging whether the vehicle deviates from the set route, and if the vehicle deviates from the set route, taking the satellite positioning data as the vehicle position. According tothe invention, the problem of inaccurate positioning or incapability of positioning caused by instability or shielding of satellite positioning signals is solved.

The invention relates to a wind, light and electricity vibration multiple-energy environmentally-friendly automobile comprising an engine, a suspension with a shock absorber, a chassis, an automobile body and electric equipment. The environmentally-friendly automobile is characterized in that the back of the front shield of the automobile body is fixedly connected with a bracket, the bracket is fixedly connected with a wind resistance generator, the wind resistance generator is connected with a storage battery by a line, and the shock absorber is provided with a centralized power generation device which collects vibration and oscillation energy. The invention has the beneficial effects on comprehensively utilizing wind energy, light energy and electricity energy and collecting varied energy, such as vibration and oscillation energy centralized power generation as the power source of the automobile. Wind resistance and the power of the shock absorber generated when an automobile drives are utilized, natural or automobile internal consumption power generated by solar energy is converted into automobile power, which is safe and environment-friendly, saves energy and is environment-friendly in engineering. The invention is favorable for popularizing electric vehicles, reduces charging links and prolongs the driving mileage of the electric vehicles.

The invention discloses a charging pile optimal position recommendation management system and method based on an intelligent vehicle-mounted terminal. The position, the residual electric quantity andthe residual driving mileage of a current vehicle are obtained through a vehicle-mounted terminal; and meanwhile, related information of the charging pile is obtained through the charging pile information platform, and then the time for arriving at each charging station and the waiting time for charging are compared to form an optimal charging scheme recommendation list, so that the user can fullyselect the optimal charging scheme according to the actual situation of the user. Time can be greatly saved, the effective utilization rate of the charging pile is fully increased, and therefore emission of pollution gas is further reduced.

The invention relates to an electric automobile driving feedback system based on combination of driving data and map prediction. The electric automobile driving feedback system comprises a vehicle sensor for acquiring the real-time information of a vehicle, a vehicle-mounted map navigation system, a data transmission treatment and real-time calculating system, and a driving feedback display system, wherein the vehicle-mounted map navigation system is combined with satellite positioning to plan and navigate the vehicle driving route and inquiry the information of a nearby charging station; thedata transmission treatment and real-time calculating system is used for analyzing the vehicle real-time information, combining with the preset program to calculate the rest SOC of a battery, the driving distance of unit energy and the rest driving distance, and the 100km energy consumption under the current vehicle condition, counting the times of sudden stop and sudden starting during the driving process of the vehicle, and analyzing the driving style; and the driving feedback display system is used for displaying the feedback information of the vehicle-mounted map navigation system and thedata transmission treatment and real-time calculating system. The electric automobile driving feedback system can provide practical information including charging reminding, charging caution, the nearest charging station recommendation, real-time endurance mileage estimation and recommended charging duration for the driver intuitively and timely, displays a friendly and humanized interface and improves the driving experience of the user.

The invention discloses a travelled distance counting device based on vehicle identification and capable of automatically calculating the travelled distance of a vehicle on a vehicle restricted road and a working method thereof. The device comprises a roadside base station arranged at a specific section, wherein the roadside base station internally comprises an RFID (Radio Frequency Identification) antenna and an RFID reader connected with the RFID antenna, a control module is respectively connected with the RFID reader and an Ethernet converter; the RFID antenna is used for reading information of a vehicle-mounted electronic tag in a passing vehicle; and information data is sent to a traffic control center server through the RFID reader, the control module and the Ethernet converter sequentially. The method is as follows: when the vehicle enters into the radiation range of the RFID antenna, the vehicle-mounted electronic tag sends vehicle information data to the reader through the antenna, and then the vehicle information data is sent to the control module; after judging the vehicle information data, the control module sends the vehicle information data to the traffic control center server; and a traffic control center records and accumulates the travelled distance of the vehicle in the vehicle restricted road section, wherein the travelled distance is used as a reference for collecting congestion charges.

A vehicle management method comprises the following steps: selecting a vehicle, and receiving a set travel home position and a destination; recording the vehicle motion locus in real time, and calculating a driving mileage in real time according to the motion locus; storing the travel record when the travel is finished, wherein the travel record comprises a vehicle usage time, the travel home position and destination, the motion locus and the driving mileage; estimating the travel cost corresponding to the travel record according to the motion locus and the driving mileage; determining whetherto approve or reject a cost reimbursement request according to the user cost reimbursement request, the stored travel record and the travel cost of the travel record. The invention also provides a server suitable for said method; the vehicle management method and sever can reduce the unreasonable business vehicle usage cost phenomenon.

A method for determining a range of a vehicle, the vehicle having an electric motor to supply driving power and / or to recuperate braking energy, and a weight of the vehicle is determined on the basis of an acceleration and / or recuperation behavior as a function of a torque and / or a rotational speed of the electric motor, the range of the vehicle being determined on the basis of the ascertained vehicle weight.

The invention discloses an intelligent digital velocity mileage metering installation, and belongs to the field of electromechanics. The installation of the invention comprises N magnetic steels arranged on a tyre hubs, a power module, a Hall sensor, a singlechip, four digit nixie tube, switch that are arranged on a vehicle body. The singlechip is equipped with a timer, a counter, a flash memory. The N magnetic steels have a same size and a same polarity, and N equals to 36. The Hall sensor transmits an induction signal of the magnetic steels to the counter, and at the same time, the timer generates an interrupt signal to the counter. The singlechip reads a value of a start-stop counter, and then the counter is cleared. The singlechip calculates a current running speed and a travelled distance of the current ride, and transmits the data to the four digit nixie tube; meanwhile, the flash memory acquires and stores the data the singlechip output each time. If applied, the invention canavoid a problem of circuit abrasion and has a high counting preciseness and high accuracy.

The invention relates to an electric vehicle remaining mileage estimation method and device and an electric vehicle, which aim to improve the remaining mileage estimation precision of the electric vehicle. The electric vehicle remaining mileage estimation method is applied to a VCU and comprises the steps that the current working state of a vehicle is judged according to running parameters of thevehicle; when the vehicle is recognized to be currently in the driving state, the vehicle theoretical driving mileage of the vehicle from the full charge state to the current display moment is calculated; according to the remaining travelable mileage corresponding to the previous display moment of the vehicle and the theoretical travelable mileage of the vehicle, the remaining travelable mileage corresponding to the current display moment of the vehicle is calculated; when the vehicle is recognized to be currently in the static discharge state or the charging state, the remaining mileage variation of the vehicle within a period of time is calculated, and according to the remaining travelable mileage corresponding to the previous display moment of the vehicle and the remaining mileage variation, the remaining travelable mileage corresponding to the current display moment of the vehicle is calculated.

The invention discloses an estimation method of imbalance degree of capacity of a LiFePO4 battery system. The estimation method comprises the following steps: collecting time and current data of the maximum cell voltage Vmax and the minimum cell voltage Vmin of vehicles in the charging process; smoothing the data, performing capacity differential processing, and meanwhile, performing constructionprocessing on dQ / dV and V; classifying peaks in dQ / dV-V figures into P1-P3; calculating peak potential difference between the same peaks, and solving peak potential difference delta V of dQ / dVmax anddQ / dVmin; calculating the imbalance degree delta SOC by use of the obtained peak potential difference delta V. The imbalance of the vehicles adopting the LiFePO4 battery system can be recognized, battery systems with large imbalance degree can be judged, balance treatment is performed on the vehicles timely, the energy use efficiency of the battery systems of the vehicles can be improved, the vehicle miles of travel can be increased, SOC hopping can be reduced, and undervoltage alarm when SOCs are located in normal application intervals can be reduced.

The invention provides a subway tunnel deformation detection system, which comprises a laser radar, an encoder, an inertial navigation system, a synchronous acquisition system and an information fusion module which are arranged on a detection vehicle. The laser radar is used for detecting detection point information of a subway tunnel; the encoder is used for recording the driving mileage of a detection vehicle and generating counting pulses; the inertial navigation system is used for acquiring speed and position information of the detection vehicle in relative navigation coordinates; the synchronous acquisition system is used for collecting the detection point information of the subway tunnel, the counting pulses and driving mileage and the speed and position information of the detectionvehicle in the relative navigation coordinates; and the information fusion module is used for carrying out fusion and analysis on the information acquired by the synchronous acquisition system to obtain the deformation position information and deformation quantity of the subway tunnel. Therefore, the accurate measurement of the deformation position of the subway tunnel can be realized; and compared with the traditional detection mode, the provided system enables the detection efficiency to be improved.