Vehicle-mounted intelligent internet-of-things terminal

Abstract

The utility model discloses a vehicle-mounted intelligent Internet of Things terminal, and belongs to the technical field of intelligent terminals. The utility model relates to a vehicle information acquisition system, which comprises a function unit and an external interface unit, and is characterized in that the function unit is used for acquiring vehicle information through the external interface unit, calculating the acquired vehicle information in real time so as to monitor the state of a vehicle, and uploading the acquired vehicle information to an external platform through the external interface unit for displaying; and the function unit is used for controlling the operation of the vehicle-mounted intelligent Internet of Things terminal, is internally provided with a voltage treatment control algorithm, and determines an access node voltage treatment scheme for distributed control of the vehicle according to the vehicle information through the built-in voltage treatment control algorithm. The system is high in regulation and control frequency, is flexible, is good in line adaptability, and does not depend on a topological structure.

Description

Technical Field

[0001] The utility model relates to the technical field of intelligent terminals, and more specifically, to a vehicle-mounted intelligent Internet of Things terminal. Background Technique

[0002] There is a close connection between the new power system and special vehicles for power production. The new power system emphasizes a clean, efficient, and sustainable energy supply method, such as the large-scale development and application of renewable energy sources like wind energy and solar energy. This transformation is of great significance for reducing carbon emissions and improving environmental quality. As an emergency backup power source, electric vehicles can provide power support in case of main power failure or emergencies to ensure the continuous operation of critical facilities and services. The new power system has higher and higher requirements for intelligence and automation. By equipping advanced control systems and monitoring devices, power production power vehicles can achieve functions such as remote monitoring and automatic control, improving the intelligence level of the power system. The two are interdependent and mutually promoting.

[0003] In recent years, the configuration and use of special electric vehicles have been increasing, mainly for daily operations and emergency power supply tasks such as live working, emergency repair, and power supply guarantee for major events. With the application requirements of special electric vehicles for live maintenance and construction operations, first restoring power and then carrying out repairs, and the frequent occurrence of extreme weather and natural disasters, the application of special electric vehicles is increasing day by day. There are still deficiencies in the existing vehicle intelligent control and the ability to adapt to rapid response in dispatching and command. Summary of the Utility Model

[0004] In view of the above problems, the utility model proposes a vehicle-mounted intelligent Internet of Things terminal, including: a function unit and an external interface unit. The function unit is used to collect vehicle information through the external interface unit, perform real-time calculations on the collected vehicle information to monitor the vehicle status, and upload the collected vehicle information to an external platform for display through the external interface unit.

[0005] Optionally, the function unit includes: a main control storage sub-unit, a power supply sub-unit, a human-machine intelligent interaction sub-unit, an encryption and decryption sub-unit, a local and remote communication sub-unit, and a three-remote management sub-unit.

[0006] Optionally, the main control storage sub-unit is built with an industrial chip and an encryption chip. The CPU main frequency of the industrial chip is not less than 1.5 GHz, the memory is not less than 4 GByte, and the data memory is not less than 8 Gbyte.

[0007] Optionally, the power supply sub-unit is used to provide power for the vehicle-mounted intelligent Internet of Things terminal.

[0008] Optionally, the human-machine intelligent interaction sub-unit is used to interact with users.

[0009] Optionally, the encryption and decryption subunit is used for encrypting and transmitting the collected vehicle information.

[0010] Optionally, the local and remote communication subunit is used for local communication and remote communication of the vehicle-mounted intelligent IoT terminal.

[0011] Optionally, the three-remote management subunit is used for three-remote management of the vehicle-mounted intelligent IoT terminal.

[0012] Optionally, the external interface unit includes: a CAN interface, an RS-485 communication interface, an Ethernet interface, a telemetry and remote control interface, a wireless public / private network remote communication interface, a Bluetooth wireless interface, and a Beidou communication interface, which are respectively used for CAN, RS-485, Ethernet, telemetry, wireless public / private network remote, Bluetooth, and Beidou communication.

[0013] Optionally, the vehicle information includes: environmental parameters, unit data, and video images.

[0014] Optionally, the local communication includes: Ethernet, RS485, CAN, Bluetooth, and micro-power wireless communication.

[0015] Optionally, the remote communication includes: Ethernet, 4G / 5G, and Beidou short message communication.

[0016] Optionally, the functional unit is used to collect vehicle information by connecting a measurement sensor through the external interface unit.

[0017] Optionally, it supports access to environmental sensors, video information, the State Grid unified video monitoring platform, the distribution network cloud master station, the property management platform, the vehicle chassis, and the vehicle-mounted generator set.

[0018] Optionally, the functional unit is also used to issue an alarm according to the monitored vehicle status.

[0019] Optionally, the functional unit and the external interface unit are connected through a local network.

[0020] Compared with the prior art, the beneficial effects of the present utility model are:

[0021] The present utility model provides a vehicle-mounted intelligent Internet of Things terminal, comprising: a functional unit and an external interface unit. The functional unit is configured to collect vehicle information through the external interface unit, perform real-time calculation on the collected vehicle information to monitor the vehicle status, and upload the collected vehicle information to an external platform through the external interface unit for display; the functional unit is configured to control the operation of the vehicle-mounted intelligent Internet of Things terminal, with a built-in voltage governance control algorithm. Through the built-in voltage governance control algorithm, an access node voltage governance solution for distributed control of the vehicle is determined according to the vehicle information. The present utility model has advantages of high regulation frequency, flexibility, good line adaptability and independence from topological structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 is a schematic structural diagram of the present utility model;

[0023] Figure 2 is a system framework diagram of the present utility model;

[0024] Figure 3 is a unit communication block diagram of the present utility model;

[0025] Figure 4 is a vehicle chassis communication block diagram of the present utility model;

[0026] Figure 5 is a camera communication block diagram of the present utility model;

[0027] Figure 6 is a time series task adjustment solution diagram of the present utility model;

[0028] Figure 7 is a general flow chart of the present utility model. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0029] Now, exemplary embodiments of the present utility model will be introduced with reference to the accompanying drawings. However, the present utility model can be implemented in many different forms and is not limited to the embodiments described herein. These embodiments are provided to disclose the present utility model in detail and completely, and to fully convey the scope of the present utility model to those skilled in the art. The terms in the exemplary embodiments shown in the drawings are not intended to limit the present utility model. In the drawings, the same unit / element is denoted by the same reference numeral.

[0030] Unless otherwise specified, the terms (including scientific and technical terms) used herein have the ordinary meaning understood by those skilled in the art. In addition, it can be understood that the terms defined in a commonly used dictionary should be understood to have a meaning consistent with the context of their related fields, and should not be understood as idealized or overly formal meanings.

[0031] The present utility model provides an in-vehicle intelligent Internet of Things terminal, such as Figure 1 shown, which includes a functional unit and an external interface unit. The functional unit is used to collect vehicle information through the external interface unit, perform real-time calculations on the collected vehicle information to monitor the vehicle status, and upload the collected vehicle information to an external platform through the external interface unit for display.

[0032] Among them, the functional unit includes a main control storage subunit, a power supply subunit, a human-machine intelligent interaction subunit, an encryption and decryption subunit, a local and remote communication subunit, and a three-remote management subunit.

[0033] Among them, the main control storage subunit is used to control the operation of the in-vehicle intelligent Internet of Things terminal, built-in voltage governance control algorithm. Through the built-in voltage governance control algorithm, according to the vehicle information, determine the access node voltage governance scheme for the distributed control of the vehicle.

[0034] Among them, the main control storage subunit is built with an industrial chip and an encryption chip. The CPU main frequency of the industrial chip is not less than 1.5 GHz, the memory is not less than 4 GByte, and the data memory is not less than 8 Gbyte.

[0035] Among them, the power supply subunit is used to provide power for the in-vehicle intelligent Internet of Things terminal.

[0036] Among them, the human-machine intelligent interaction subunit is used to interact with users.

[0037] Among them, the encryption and decryption subunit is used to encrypt and transmit the collected vehicle information.

[0038] Among them, the local and remote communication subunit is used to perform local communication and remote communication on the in-vehicle intelligent Internet of Things terminal.

[0039] Among them, the three-remote management subunit is used to perform three-remote management on the in-vehicle intelligent Internet of Things terminal.

[0040] Among them, the external interface unit includes a CAN interface, an RS-485 communication interface, an Ethernet interface, a telemetry and remote control interface, a wireless public / private network remote communication interface, a Bluetooth wireless interface, and a Beidou communication interface, which are respectively used for CAN, RS-485, Ethernet, telemetry, wireless public / private network remote, Bluetooth, and Beidou communication.

[0041] Among them, the vehicle information includes environmental parameters, unit data, and video images.

[0042] Among them, the local communication includes Ethernet, RS485, CAN, Bluetooth, and micro-power wireless communication.

[0043] Among them, the remote communication includes Ethernet, 4G / 5G, and Beidou short message communication.

[0044] Among them, the functional unit is used to collect vehicle information by connecting a measurement sensor through the external interface unit.

[0045] Among them, it supports the access of environmental sensors, video information, the State Grid unified video monitoring platform, the power distribution cloud master station, the property management platform, the vehicle chassis, and the on-vehicle generator set.

[0046] Among them, the functional unit is also used to issue an alarm according to the monitored vehicle status.

[0047] Among them, the functional unit and the external interface unit are connected through a local network.

[0048] In the application scenario of the on-vehicle intelligent IoT terminal for special-purpose electric vehicles, the terminal collects and processes various vehicle body environment parameters, unit data, video images, etc. downward through sensors and controllers, and accesses the IoT management platform and video platform upward by relying on power dedicated networks, 4G / 5G, Beidou communication, etc. The main functions include data collection, video monitoring and analysis, terminal secure access, data model standardization, edge computing, remote maintenance and upgrade, etc.

[0049] The units that make up the internal units of the on-vehicle intelligent IoT terminal are, as Figure 2 shown, including: a functional unit and an external interface unit. Among them, the functional unit includes: a main control storage unit, a power supply unit, a human-machine intelligent interaction unit, an encryption and decryption unit, a local and remote communication unit, and a three-remote management unit. For the external interface, there are provided: a CAN interface, an RS-485 communication interface, an Ethernet interface, a tele-signaling and tele-control interface, a wireless public / private network remote communication interface, a Bluetooth wireless interface, and a Beidou communication interface.

[0050] The main control unit of the on-vehicle intelligent IoT terminal is designed based on domestic industrial chips, with a CPU main frequency of not less than 1.5 GHz, a memory of not less than 4 GByte, and a data storage of not less than 8 GByte. At the same time, it adopts an independently controllable operating system and an embedded security encryption chip to ensure the security and reliability of data transmission.

[0051] The on-vehicle intelligent IoT terminal supports Ethernet, RS485, CAN, XinYa, and micro-power wireless, etc. through local communication, and can collect information such as vehicle chassis, environmental parameters (temperature and humidity, smoke detection, noise), video / images, etc.; through remote communication, it supports communication methods such as Ethernet, 4G / 5G, Beidou short message, etc., and can upload data to the IoT management platform and video platform. It also has tele-signaling and tele-control interfaces and an embedded AI module, and relies on different algorithms to achieve various intelligent analyses.

[0052] The functions include:

[0053] Support the access of environmental sensors, and the sensor information is capable of being uploaded to the power distribution cloud master station;

[0054] Support video information access, and the video information should be uploadable to the unified video platform of the State Grid;

[0055] Support simultaneous access to the unified video monitoring platform of the State Grid, the distribution cloud master station, and the property management platform;

[0056] Support vehicle chassis access, and upload the chassis information to the distribution cloud master station;

[0057] Support on-vehicle generator set access, and upload the generator set information to the distribution cloud master station;

[0058] Support obtaining vehicle location information and uploading the information to the distribution cloud master station;

[0059] Support the terminal video information to implement the perimeter prevention and alarm function.

[0060] Among them, the AI module includes:

[0061] Beidou module;

[0062] The Beidou module accurately locates the vehicle position, and the on-vehicle Internet of Things terminal receives satellite time synchronization. Through the function of sending Beidou short message information by the Beidou satellite navigation system, the reporting of basic information such as positioning information, generator set power generation status, and health status is realized.

[0063] RS-485 / RS-232 module;

[0064] The on-vehicle Internet of Things terminal collects generator set data and post-grid power supply (busbar) data through RS-485 communication with the generator set controller, and can remotely start / stop the generator set and perform emergency stop control, as Figure 3 shown.

[0065] CAN module;

[0066] The on-vehicle Internet of Things terminal communicates with the vehicle chassis through the CAN bus. The on-vehicle Internet of Things terminal has an OBD interface, and collects relevant vehicle chassis data through this interface. It has functions such as vehicle test data analysis, chassis status analysis, and maintenance status analysis, as Figure 4 shown.

[0067] Bluetooth module;

[0068] The on-vehicle Internet of Things terminal communicates with the central control display screen through the Bluetooth module. The central control display screen shows various data of the on-vehicle Internet of Things terminal, and can view parameter setting information, real-time sampling information, and event record information. The parameters that can be set include wireless remote communication parameters, Ethernet remote communication parameters, Ethernet local communication parameters, local maintenance port communication parameters, etc. The central control display screen can also execute department control functions, such as starting / stopping the generator set.

[0069] Security module;

[0070] The in-vehicle Internet of Things terminal is built-in with a secure encryption chip ESAM to provide security guarantees for device access and data transmission.

[0071] Ethernet module;

[0072] PoE Ethernet supports the access of at least 2 cameras and enables the extension of the access of no less than 4 cameras through NVR. It can monitor abnormal situations inside and outside the vehicle in real time. When cameras are configured outside the mobile power vehicle, the in-vehicle Internet of Things terminal can implement the perimeter protection alarm function by analyzing video information; when cameras are configured inside the mobile power vehicle, it can monitor the power generation of the unit and the operation of the console personnel in real time. This lays a technical foundation for the future unattended operation of the mobile power vehicle, as Figure 5 shown;

[0073] Built-in voltage governance control algorithm, specifically:

[0074] Precisely construct the power-voltage curve of the grid connection node of the special vehicle for power production according to the substation area topology and user load characteristics, consider the interactive influence of multi-node power regulation, and propose an access node voltage governance scheme based on distributed control.

[0075] The corresponding adjustment schemes are the power vehicle id, the grid connection point topology, the positive and negative types, and the adjustment amplitude.

[0076] The corresponding adjustment intermediate parameter values are the rated power generation, the real-time power generation, the real-time power consumption, the access point voltage value, and the line length between the access point and the superior node. m ∈ {1, 2, 3... N}, m is the grid connection point serial number, and there are a total of N grid connection points.

[0077] The period is 15 minutes, and there are 2*N regulations each time, as Figure 6 shown.

[0078] At the start of each period, read and brush the generator and load data of the real-time environment. Update Task and Inverter to obtain the following regulation results and generate the optimal strategy.

[0079]

[0080] There are a total of N grid connection points, U m is the observed voltage of the m-th grid connection point, U0 is the substation area voltage, is the active power consumption of the grid connection point k, is the active power generation of the grid connection point k, Q k is the reactive power of the grid connection point, r is the resistance per unit length, x is the reactance per unit length, l kIt is the line length between the grid connection points.

[0081] The in - vehicle Internet of Things terminal can be applied to emergency power supply vehicles, insulating boom trucks, low - voltage live working trucks, mobile box substations, mobile ring main unit trucks and other general production vehicles. The operation main interface can be implemented according to the following embodiments, set different functions according to different application scenarios, and has the attribute of multi - function in one machine. Its application process is as Figure 7 shown;

[0082] For information collection, it includes:

[0083] Collection of general vehicle information;

[0084] Collect vehicle chassis information such as driving speed, driving mileage, engine speed, etc., collect environmental information such as vehicle temperature and humidity, collect vehicle location, and collect video / image information.

[0085] Collection of vehicle - specific information;

[0086] The power supply vehicle collects analog information such as three - phase current, three - phase voltage, line voltage Uab, line voltage Ubc, line voltage Uca, AC frequency, active power, unit battery voltage, unit oil pressure, unit water temperature, fuel level, unit cumulative working time, engine speed, cumulative electric energy / generated electricity, longitude, latitude, temperature, humidity, noise, remaining fuel quantity of the unit, power generation prediction time, etc.

[0087] The insulating boom truck and the low - voltage live working truck collect information such as the working bucket load of the special device carried by the vehicle (if the insulating boom truck is equipped with a load monitoring sensor), boom lifting state, false leg alarm of outriggers, over - load alarm of the working bucket, etc.

[0088] The mobile ring main unit truck collects information such as current of each ring main unit, switch state of each ring main unit, low air pressure alarm of the ring main unit gas chamber, over - load alarm state of each ring main unit, etc.

[0089] The mobile box substation truck collects information such as high - voltage incoming line unit current, high - voltage outgoing line unit current, main transformer high - voltage side current, low - voltage total outgoing line current, low - voltage branch currents, transformer winding temperature, high - voltage incoming line switch state, high - voltage outgoing line switch state, main transformer unit switch state, low air pressure alarm of the gas chamber, transformer over - temperature alarm, transformer overload alarm, main transformer unit over - load alarm, etc.

[0090] The utility model constructs the internal unit of the in - vehicle intelligent Internet of Things terminal based on a unified hardware platform, sets the interface scheme, and has a functional design applicable to different special vehicles.

[0091] Built-in power generation voltage - power governance control algorithm, with excellent regulation performance, high frequency control accuracy, flexibility, good line adaptability, and independence from topological structure. When the on-site topology changes, only a new grid connection point needs to be added to the configuration file. During operation, it can achieve self-learning and gradually converge to the optimal state.

[0092] Those skilled in the art should understand that the embodiments of the present invention can be provided as methods, systems, or computer program products. Therefore, the present invention can take the form of a completely hardware embodiment, a completely software embodiment, or an embodiment combining software and hardware aspects. Moreover, the present invention can take the form of a computer program product implemented on one or more computer-usable storage media (including but not limited to disk storage, CD-ROM, optical storage, etc.) containing computer-usable program code. The solutions in the embodiments of the present invention can be implemented in various computer languages, for example, object-oriented programming languages such as Java and interpreted scripting languages such as JavaScript.

[0093] The present invention is described with reference to the flowcharts and / or block diagrams of methods, apparatuses (systems), and computer program products according to the embodiments of the present invention. It should be understood that each process and / or block in the flowchart and / or block diagram, as well as the combination of processes and / or blocks in the flowchart and / or block diagram, can be implemented by computer program instructions. These computer program instructions can be provided to the processor of a general-purpose computer, a special-purpose computer, an embedded processor, or other programmable data processing devices to generate a machine, such that the instructions executed by the processor of the computer or other programmable data processing devices generate a device for implementing the functions specified in Figure 1 one process or multiple processes and / or blocks Figure 1 one block or multiple blocks.

[0094] These computer program instructions can also be stored in a computer-readable memory that can direct a computer or other programmable data processing device to work in a specific manner, such that the instructions stored in the computer-readable memory generate a manufactured article including an instruction device, and the instruction device implements the functions specified in Figure 1 one process or multiple processes and / or blocks Figure 1 one block or multiple blocks.

[0095] These computer program instructions can also be loaded onto a computer or other programmable data processing device, such that a series of operation steps are executed on the computer or other programmable device to generate a computer-implemented process, and thus the instructions executed on the computer or other programmable device provide steps for implementing the functions specified in Figure 1 one process or multiple processes and / or blocks Figure 1 one block or multiple blocks.

[0096] Although the preferred embodiments of the present invention have been described, those skilled in the art can make additional changes and modifications once they learn the basic creative concepts. Therefore, the appended claims are intended to be construed to include the preferred embodiments as well as all changes and modifications that fall within the scope of the present invention.

[0097] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and its equivalent technologies, the present invention is also intended to include these modifications and variations.

Claims

1. An in-vehicle intelligent Internet of Things terminal, characterized in that, Including: A functional unit and an external interface unit. The functional unit is used to collect vehicle information through the external interface unit, perform real-time calculations on the collected vehicle information to monitor the vehicle status, and upload the collected vehicle information to an external platform through the external interface unit for display.

2. The vehicle-mounted intelligent IoT terminal according to claim 1, characterized in that The functional unit includes: a main control storage subunit, a power supply subunit, a human-machine intelligent interaction subunit, an encryption and decryption subunit, a local and remote communication subunit, and a three-remote management subunit.

3. The vehicle-mounted intelligent IoT terminal according to claim 2, wherein, The main control storage subunit is built with an industrial chip and an encryption chip. The CPU main frequency of the industrial chip is not less than 1.5 GHz, the memory is not less than 4 GByte, and the data storage is not less than 8 Gbyte.

4. The vehicle-mounted intelligent IoT terminal according to claim 2, wherein, The power supply subunit is used to supply power to the in-vehicle intelligent Internet of Things terminal.

5. The vehicle-mounted intelligent Internet of Things terminal according to claim 2, characterized in that, The human-machine intelligent interaction subunit is used to interact with users.

6. The vehicle-mounted intelligent Internet of Things terminal according to claim 2, wherein The encryption and decryption subunit is used to encrypt and transmit the collected vehicle information.

7. The vehicle-mounted intelligent IoT terminal according to claim 2, wherein The local and remote communication subunit is used for local communication and remote communication of the in-vehicle intelligent Internet of Things terminal.

8. The in-vehicle intelligent Internet of Things terminal according to claim 2, characterized in that The three-remote management subunit is used to perform three-remote management on the in-vehicle intelligent Internet of Things terminal.

9. The vehicle-mounted intelligent IoT terminal according to claim 1, characterized in that, The external interface unit includes: a CAN interface, an RS-485 communication interface, an Ethernet interface, a telemetry and remote control interface, a wireless public / private network remote communication interface, a Bluetooth wireless interface, and a Beidou communication interface, which are respectively used for CAN, RS-485, Ethernet, telemetry, wireless public / private network remote, Bluetooth, and Beidou communication.

10. The in-vehicle intelligent IoT terminal according to claim 1, characterized in that, The vehicle information includes: environmental parameters, unit data, and video images.

11. The vehicle-mounted intelligent IoT terminal according to claim 7, characterized in that, The local communication includes: Ethernet, RS485, CAN, Bluetooth, and micro-power wireless communication.

12. The vehicle-mounted intelligent Internet of Things terminal according to claim 7, characterized in that, The remote communication includes: Ethernet, 4G / 5G, and Beidou short message communication.

13. The in-vehicle intelligent IoT terminal according to claim 1, wherein The functional unit is used to connect to measurement sensors through the external interface unit to collect vehicle information.

14. The vehicle-mounted intelligent IoT terminal according to claim 1, characterized in that, It supports the access of environmental sensors, video information, the State Grid unified video monitoring platform, the distribution network cloud master station, the property management platform, the vehicle chassis, and the in-vehicle generator set.

15. The vehicle-mounted intelligent IoT terminal according to claim 1, characterized in that, The functional unit is also used to issue an alarm according to the monitored vehicle status.

16. The vehicle-mounted intelligent IoT terminal according to claim 1, characterized in that, The functional unit and the external interface unit are connected through a local network.

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