CN216527168U - Demand response edge calculation device - Google Patents

Abstract

The utility model relates to a demand response edge computing device in the technical field of edge data processing, which comprises a processor, an interface module, a photoelectric isolation module, a protocol conversion module, a storage module, a communication module, a display module, an encryption module, a dial module and an edge application module, wherein the interface module, the photoelectric isolation module, the protocol conversion module, the storage module, the communication module, the display module, the encryption module and the dial module of the edge computing device are all connected with the processor, and the edge application module of the edge computing device is connected with the interface module.

Description

Demand response edge calculation device

Technical Field

The utility model relates to the technical field of edge data processing, in particular to a demand response edge computing device.

Background

With the rapid development of economy and the continuous improvement of the living standard of people, various power acquisition control devices are applied to industries, agriculture and families of residents, and electronic power acquisition control devices are various, but at present, each device needs to be developed and designed for a control acquisition part of the device, so that the efficiency is low, the cost is high, meanwhile, the edge calculation function is not provided, and at present, the cloud computing amount is very large and the edge response speed cannot meet the requirement due to the rapid development of the internet of things.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model provides the demand response edge computing device which has the advantages of low cost and high response speed, and breaks through the bottlenecks of large cloud computing amount and low edge response speed.

In order to solve the technical problems, the utility model is solved by the following technical scheme:

a demand response edge computing device comprises a processor, an interface module, a photoelectric isolation module, a protocol conversion module, a storage module, a communication module, a display module, an encryption module, a dial-up module and an edge application module, wherein the interface module, the photoelectric isolation module, the protocol conversion module, the storage module, the communication module, the display module, the encryption module and the dial-up module are all connected with the processor, and the edge application module is connected with the interface module.

Optionally, the interface module includes a USB interface, a serial interface, an I2C interface, and an ethernet interface.

Optionally, the optoelectronic isolation module includes an RS232 interface optoelectronic isolator and an RS485 interface optoelectronic isolator.

Optionally, the protocol conversion module includes an ethernet protocol converter, an RS232 converter, an RS485 converter, and a bus converter.

Optionally, the communication module includes a wired module and a wireless module.

Optionally, the wireless module is any one of a 4G module, a 5G module or a WIFI module.

Optionally, the encryption module is an encryption chip.

Optionally, the system further comprises a timing module and a temperature acquisition module, wherein the timing module and the temperature acquisition module are connected with the processor.

Optionally, the timing module includes a timing module and a clock module.

Optionally, the time synchronization module is a GPS module or a beidou module.

Compared with the prior art, the technical scheme provided by the utility model has the following beneficial effects:

put the processing procedure such as the storage of data and calculation at edge computing device and handle, data transmission and calculation between the high in the clouds and the edge computing device have been reduced and have been handled, thereby improve edge calculation response speed, also carry out real-time control and response to the high in the clouds load simultaneously, on the other hand, through setting up a plurality of collection and control interface, correspond different project demands, the suitability of device has been improved, and set up the dial code module, realize the multiple selection of start-up procedure, on the other hand passes through the setting of protocol conversion module, the common use of different protocol equipment has been realized, the suitability has been improved, add simultaneously and encrypt the module, the security of data processing has been improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a block diagram of a demand response edge computing device according to an embodiment of the present invention.

Detailed Description

The present invention will be described in further detail with reference to examples, which are illustrative of the present invention and are not to be construed as being limited thereto.

As shown in fig. 1, a demand response edge computing device includes a processor, an interface module, a photoelectric isolation module, a protocol conversion module, a storage module, a communication module, a display module, an encryption module, a dial-up module, and an edge application module, wherein the interface module, the photoelectric isolation module, the protocol conversion module, the storage module, the communication module, the display module, the encryption module, and the dial-up module of the edge computing device are all connected to the processor, and the edge application module of the edge computing device is connected to the interface module.

The processor is customized and developed by adopting a full log A40i core board, the control core adopts an ARM Cortex-A7 core, the operating frequency is up to 1.2GHz, the encryption module is an encryption chip, and national encryption algorithms such as SM1, SM2 and SM3 are built in, so that various functions of data encryption, decryption, signature verification, identity authentication, access authority control, communication line protection and the like can be realized, and the safety of data storage and transmission interaction of the equipment is ensured.

The interface module includes the USB interface, serial interface, I2C interface and ethernet interface, serial interface includes RS232 interface and RS485 interface again, the edge is used the module and is included RS485 interface collection equipment and RS232 interface collection equipment, RS485 interface collection equipment links to each other with the RS485 interface, RS232 interface collection equipment links to each other with the RS232 interface, the device communication has been realized in the connection of RS485 interface, gather the electric wire netting, real-time information and parameter configuration information such as load, and the RS232 interface can be configured to be connected with electric energy quality acquisition board, gather required voltage, electric current, active, idle, parameters such as power factor, I2C interface connects MCP 3021.

The photoelectric isolation module comprises an RS232 interface photoelectric isolator and an RS485 interface photoelectric isolator, and is connected with the interface module, and when one computer is connected with another device which is separated from the other device by a certain distance through a serial interface, the photoelectric isolation module can reliably isolate the potential difference between the power supply zero lines of the two devices.

Specifically, when the device is used for an electric energy quality analyzer, the RS232 interface photoelectric isolator is connected with the electric energy parameter acquisition board to acquire power grid data, wherein the data comprise voltage waveforms, current waveforms, voltage and current harmonics and the like, and when the device is used for an intelligent internet of things gateway, the device can be connected with an acquisition meter and a meter of the RS232 interface.

On the other hand, the chip of the RS485 interface photoelectric isolator adopts MAX13487, and the hardware is provided with receiving and sending control, so that the receiving and sending switching is quicker, when the device is used for an intelligent reactive compensation controller, an MODBUS communication protocol is adopted to collect power grid data including voltage, current, reactive power, active power, power factors and the like, and when the device is used for an intelligent gateway and an electric energy quality analyzer, the device is respectively connected with a collection instrument and an electric energy quality collection meter.

The protocol conversion module comprises an Ethernet protocol converter, an RS232 converter, an RS485 converter and a bus converter, the interface module converts first data into second data through the protocol conversion module after receiving the first data sent by the edge application module, and specifically, before the first data is processed by the processor, the data in different formats need to be converted into the second data in the same format based on a data protocol.

Furthermore, the protocol conversion module is also called an interface converter, which can ensure that hosts adopting different high-level protocols on the communication network still cooperate with each other to complete various distributed applications, and the interface converter works on a transmission layer or higher, can be completed by generally using an ASIC chip, and has low cost and small volume.

On the other hand, the RS232 converter and the RS485 converter in the protocol conversion module are based on the combination of a centralized serial port and different protocols, and mainly include an RS232 serial port-to-2M converter, an RS485 serial port-to-2 mg.703 converter, an RS 232-to-2 ME1 converter, and the like.

The storage module is an SD card or a hard disk and is used for storing second data, application programs, system programs and the like and meeting the requirements on calculation, acquisition and control.

The dial-up module is a dial-up switch, for the dial-up module, after the system is started, equipment peripheral equipment and the like are initialized, the serial number of the dial-up switch is judged, corresponding programs are started according to a preset program correspondence table, the reserved three-position dial-up switch corresponds to eight groups of codes at most, namely eight groups of programs can be preset at most, so that different project requirements are met through multiple reserved acquisition and control interfaces, corresponding programs are automatically started according to preset dial-up identification, and corresponding efficiency is improved.

The communication module comprises a wired module and a wireless module, the wired module comprises a 10M/100M self-adaptive Ethernet communication module adopting an IP101GRI chip, equipment configuration file configuration can be carried out, equipment debugging and data acquisition transmission are realized, the acquired information and control state can be connected to a cloud platform in a butt joint mode when the network is connected, the wireless module is a 4G module, any one of a 5G module or a WIFI module, the 4G module adopts a 4G MiniPCE interface mode, a 4G LTE Cat4 or Cat1 module can be configured, the acquired information, the control state and other information are uploaded to the cloud platform, the control effect can be monitored in real time, meanwhile, the wireless module can be upgraded to the 5G module, the quick response of industrial control is realized, the WIFI module is used for providing a data communication channel, field data are acquired, and the wireless module is used as parameter configuration, application program updating and the like.

The display module is an LCD touch screen, when the display module is applied as an intelligent edge reactive compensation controller, a power grid is provided for a user, load (CT), real-time information of SVG and switching setting information of a capacitor can be set, switching protection information can be set, SVG compensation parameters can be set, the on-off machine can be switched on and off, manual/automatic switching and other functions of the capacitor can be set, when the device is configured as electric energy quality analysis, collected voltage, current, active power, reactive power, power factors, system frequency, power grid harmonic waves, three-phase voltage unbalance, voltage deviation, voltage and current true effective values, voltage and current fundamental wave effective values, true active power, apparent power, 2-50 harmonic waves, true power factors, electric energy degrees, voltage sudden drop, current surge and other electric energy quality parameters can be checked.

The utility model provides a demand response edge computing device, still includes timing module and temperature acquisition module, and edge computing device timing module and temperature acquisition module all link to each other with the treater, and the timing module is GPS module or big dipper module including timing module and clock module, timing module.

Specifically, the GPS module or the beidou module may be configured and configured to implement the functions of positioning the device and timing with the big data management platform, i.e., the service master station, and the clock module is an internal clock and configured to provide accurate clock timing for the device.

On the other hand, the temperature acquisition module is temperature sensor, uses with the fan cooperation in the device, obtains the temperature value through gathering temperature sensor's voltage, calculates the temperature value to judge whether the decoration need open fan output.

The edge computing device further comprises a power supply module, wherein the power supply module is used for supplying power to all the device modules and supplying isolated power to the interface module, and specifically, the power supply input of the power supply module is wide-voltage direct current DC 12-36V.

Furthermore, when the device is used as an intelligent reactive compensation controller, the device has an intelligent switching function, aims to input the least capacitor banks in the shortest time to meet the requirements of target power factors and the minimum reactive power, and has the functions of firstly inputting and firstly cutting off to balance the service time of each capacitor bank.

When the device is used as an intelligent reactive compensation controller, the device is provided with various capacitance coding modes to meet the application requirements of different scenes. The method has the advantages of realizing the optimal compensation effect, having various compensation modes and realizing three-phase separate compensation, three-phase common compensation and separate compensation and common compensation mixed compensation.

In addition, it should be noted that the specific embodiments described in the present specification may differ in the shape of the components, the names of the components, and the like. All equivalent or simple changes of the structure, the characteristics and the principle of the utility model which are described in the patent conception of the utility model are included in the protection scope of the patent of the utility model. Various modifications, additions and substitutions for the specific embodiments described may be made by those skilled in the art without departing from the scope of the utility model as defined in the accompanying claims.

Claims (10)

1. The utility model provides a demand response edge computing device, its characterized in that includes treater, interface module, optoelectronic isolation module, protocol conversion module, storage module, communication module, display module, encryption module, dial-up module and edge application module, interface module, optoelectronic isolation module, protocol conversion module, storage module, communication module, display module, encryption module and dial-up module all link to each other with the treater, edge application module links to each other with interface module.

2. The demand response edge computing device of claim 1, wherein the interface module comprises a USB interface, a serial interface, an I2C interface, and an ethernet interface.

3. The demand response edge computing device of claim 1, wherein the optoelectronic isolation module comprises an RS232 interface optoelectronic isolator and an RS485 interface optoelectronic isolator.

4. The demand response edge computing device of claim 1, wherein the protocol conversion module comprises an ethernet protocol converter, an RS232 converter, an RS485 converter, and a bus converter.

5. The demand response edge computing device of claim 1, wherein the communication module comprises a wired module and a wireless module.

6. The demand response edge computing device of claim 5, wherein the wireless module is any one of a 4G module, a 5G module, or a WIFI module.

7. The demand response edge computing device of claim 1, wherein the encryption module is an encryption chip.

8. The demand response edge computing device of claim 1, further comprising a timing module and a temperature acquisition module, wherein the timing module and the temperature acquisition module are both coupled to the processor.

9. The demand response edge computing device of claim 8, wherein the timing module comprises a timing module and a clock module.

10. The demand response edge computing device of claim 9, wherein the time tick module is a GPS module or a beidou module.

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