CN108233990B - Dual-channel broadband carrier collector based on dual-active architecture - Google Patents
Dual-channel broadband carrier collector based on dual-active architecture Download PDFInfo
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- CN108233990B CN108233990B CN201810086914.2A CN201810086914A CN108233990B CN 108233990 B CN108233990 B CN 108233990B CN 201810086914 A CN201810086914 A CN 201810086914A CN 108233990 B CN108233990 B CN 108233990B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/54—Systems for transmission via power distribution lines
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C19/00—Electric signal transmission systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
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Abstract
The invention discloses a dual-channel broadband carrier collector based on a dual-active architecture, which comprises front-end equipment, an ARM main control unit, a broadband carrier unit, a carrier comprehensive control gateway and a master station cloud service platform, wherein the front-end equipment is connected with the ARM main control unit through a network; the ARM main control unit is connected with the front-end equipment through a data acquisition interface; the number of the broadband carrier units is 2, and the broadband carrier units are connected with the ARM main control unit, and the 2 broadband carrier units form two paths of RISC broadband carrier processing channels; the broadband carrier unit is connected with the carrier comprehensive control gateway, and the carrier comprehensive control gateway sends the acquired data signals to the master station cloud service platform in a wireless or wired mode. The double-channel broadband carrier collector based on the double-active architecture can ensure that line faults are reported in real time; when the power supply of the equipment is switched and the fault or the state of the equipment is changed, the data are ensured to be online forever in real time through the broadband carrier channel of the double-active architecture, the intelligent operation and maintenance are favorably implemented, the fault is timely predicted and found, and the safe, stable and reliable operation of the line is ensured.
Description
Technical Field
The invention relates to the technical field of electric energy collectors, in particular to a double-channel broadband carrier collector based on a double-active architecture.
Background
With the rapid development of information technology, information systems play an increasingly important role in key business of various industries. The information system service interruption caused by off-shelf online products can cause huge economic loss and may cause important data loss, and the existing data acquisition equipment has the following problems due to the loss of considerable income and reputation of enterprises:
(1) the production and wiring links of the equipment are complex, and the drawing is inconvenient;
(2) when the equipment starts a backup power supply, the data acquisition is easily interrupted;
(3) the information transmission distance is short, and the method is not suitable for long-distance transmission;
(4) the information transmission efficiency is low, and the communication means is single;
(5) the leaders cannot know the accident flow in real time, and delay exists.
Disaster Recovery (DR) is not perfect enough, the processing is too late, the new requirement of 'always on line' for data acquisition cannot be met, and the low-efficiency economy of DR cannot realize continuous availability. Therefore, modern enterprises must design a persistent availability and a dual-active architecture.
Therefore, it is an urgent technical problem to be solved by those skilled in the art to provide a dual-channel wideband carrier collector with continuous availability and a dual-active architecture.
Disclosure of Invention
In view of this, the present invention provides a dual-channel broadband carrier collector based on a dual-active architecture, which can ensure that two channels of collected data are always online in real time and that a line fault is reported in real time. When the power supply of the equipment is switched and the fault or the state of the equipment is changed, the data are ensured to be online forever in real time, the intelligent operation and maintenance are favorably implemented, and the fault is timely predicted and found. The safe, stable and reliable operation of the line is guaranteed. The specific scheme for achieving the purpose is as follows:
a dual-channel broadband carrier collector based on a dual-active architecture comprises front-end equipment, an ARM main control unit, a broadband carrier unit, a carrier comprehensive control gateway and a master station cloud service platform;
the ARM main control unit is connected with the front-end equipment through a data acquisition interface and used for acquiring an electric energy signal formed by the front-end equipment;
the broadband carrier units are provided with 2 and are connected with the ARM main control unit, and the 2 broadband carrier units form two paths of RISC broadband carrier processing channels which are respectively connected with a PLC power line and used for receiving OFDM modulated signals on the power line and coupling the signals with electric energy signals to obtain corresponding acquired data signals;
the broadband carrier unit is connected with the carrier comprehensive control gateway, and the carrier comprehensive control gateway sends the acquired data signals to the master station cloud service platform in a wireless or wired mode; the main station cloud service platform is used for monitoring the states of switches, doors, temperature conditions, voltage, current, power electrical parameters and fault states of the external equipment.
The invention mainly has the following functions: 1. the double-channel broadband carrier high-speed communication function with the double-active architecture is realized; 2. the device has the function of acquiring real-time virtual double-path data of data; 3. the method has a real-time fault data acquisition active double-channel reporting function.
Preferably, the data acquisition interface comprises an RS-485 interface and an RJ45 network interface, and detects and acquires relevant parameters such as the state of a switch, the state of an ATS box or a similar equipment door, the temperature state in the box, current, voltage, electric quantity and the like in real time and always on line.
Preferably, the broadband carrier unit comprises a coupling transformer, an A/D acquisition filter and a dual-core RISC processor; the OFDM modulated signal on the power line is changed into a low-voltage signal through the coupling transformer, the low-voltage signal is changed into a digital signal through the A/D acquisition filter, and the digital signal is modulated, demodulated and processed by the dual-core RISC processor to be reduced into a corresponding acquired data signal. The dual-channel broadband carrier acquisition equipment based on the dual-active technology supports conversion of protocols such as ModBus, TCPModBus, Q/GDW1376.1-2013, 104 protocols, DL/T645-2007 protocols, TCP/IP, RS-485 and the like, and two-channel real-time online.
Preferably, the RISC broadband carrier processing channel synchronously sends the acquired data signal to the carrier integrated control gateway in real time.
Preferably, the electric energy signal includes, but is not limited to, a switch, a door state, a temperature condition, a three-phase load working voltage, a current, a power parameter or a fault state of the external device.
Preferably, the carrier wave integrated control gateway sends the acquired data signal to the master station cloud service platform for processing through a GPRS/3G/4G or an optical fiber channel.
Preferably, the carrier wave integrated control gateways are provided with 2.
Preferably, the ARM main control unit adopts an MCU processor and an ATM32 microcontroller.
The invention discloses a double-channel broadband carrier collector based on a double-active framework, which has the following beneficial effects:
1. the product adopts ARM and RISC intelligent control technology and digital signal processing technology, can track the circuit switch state, various electrical parameters and the like in real time, automatically determines the temperature, the switch state, the residual current action value gear and the like according to the set various parameters, and ensures the operation rate and the reliability of the protection device. The method has the advantages that parameters or states such as working voltage, current and power of the three-phase load are acquired and detected in real time, the overload trip current setting value is set within a rated value of the switch current at will, intelligent adjustment can be carried out within the range of 30-500 mA or more, the set overload trip current setting value is not influenced by the ambient temperature, and the sensitivity and reliability of overload, voltage loss, phase failure, trip-out and power supply switching protection are guaranteed.
2, the device protocol is diversified and the product is rich. The broadband carrier unit supports multiple protocol conversion, and the consistency of data in two paths and two channels is guaranteed. By using the technology, abundant products can be realized.
3. High safety and stability. The invention has the function of double-active double-channel communication, can ensure that double channels of acquired data are always on line in real time, and the line fault is reported in real time. When the power supply of the equipment is switched and the fault or the state of the equipment is changed, the data are ensured to be online forever in real time, the intelligent operation and maintenance are favorably implemented, and the fault is timely predicted and found. The data can be transmitted stably when a fault occurs, and the safe, stable and reliable operation of the line is guaranteed.
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, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic circuit structure diagram of a dual-channel broadband carrier collector based on a dual-active architecture disclosed by the invention;
fig. 2 is a schematic working flow diagram of a dual-channel broadband carrier collector based on a dual active architecture disclosed in the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 and fig. 2, the invention discloses a dual-channel broadband carrier collector based on a dual-active architecture, which includes a front-end device 1, and is characterized in that: the system also comprises an ARM main control unit 2, a broadband carrier unit 3, a carrier comprehensive control gateway 4 and a master station cloud service platform 5; the ARM main control unit 2 is connected with the front-end equipment 1 through a data acquisition interface 6 and used for acquiring an electric energy signal formed by the front-end equipment 1; the broadband carrier units 3 are provided with 2 and are connected with the ARM main control unit 2, and the 2 broadband carrier units 3 form two paths of RISC broadband carrier processing channels which are respectively connected with a PLC power line and used for receiving OFDM modulated signals on the power line and coupling the signals with electric energy signals to obtain corresponding acquired data signals; the broadband carrier unit 3 is connected with carrier comprehensive control gateways 4, and correspondingly, 2 carrier comprehensive control gateways 4 are arranged; the carrier integrated control gateway 4 sends the acquired data signals to the master station cloud service platform 5 in a wireless or wired mode; the main station cloud service platform 5 is used for monitoring the states of switches and doors of the external equipment, the temperature condition, the voltage, the current, the power electrical parameters and the fault state.
It should be noted that the virtual two-way acquisition data signal of the broadband carrier unit 3 is from data acquired by the data acquisition interface 6, and the two-way data are synchronous and consistent and are used for performing real-time synchronous backup on the acquired data.
In order to further optimize the technical scheme, the data acquisition interface 6 comprises an RS-485 interface and an RJ45 network interface. The two data acquisition interfaces 6 respectively acquire data formed by the front-end equipment 1 transmitted by RS-485 and data formed by the front-end equipment transmitted and acquired by RJ-45 network. The two are independent of each other.
In order to further optimize the technical scheme, the broadband carrier unit 3 comprises a coupling transformer, an A/D acquisition filter and a dual-core RISC processor; the OFDM modulated signal on the power line is changed into a low-voltage signal through a coupling transformer, the low-voltage signal is changed into a digital signal through an A/D acquisition filter, and the digital signal is modulated, demodulated and reduced into a corresponding acquired data signal through a dual-core RISC processor.
In order to further optimize the technical scheme, the RISC broadband carrier processing channel synchronously sends the acquired data signals to the carrier comprehensive control gateway 4 in real time.
It should be noted that the mode that the ARM main control unit 2 converts the electric energy signals acquired by the two data acquisition interfaces 6 into two-way data, transmits the two-way data to the integrated control gateway through a two-way broadband carrier channel in real time and synchronously, and transmits the two-way data to the master station cloud service platform through GPRS/3G/4G or optical fiber after being processed by the gateway, has the characteristic of dual active communication.
In order to further optimize the technical solution, the electric energy signal includes, but is not limited to, a state of each switch, a state of a gate, a temperature condition, a three-phase load working voltage, a current, a power parameter, or a fault state of the external device.
In order to further optimize the technical scheme, the carrier integrated control gateway 4 sends the acquired data signals to the master station cloud service platform 5 for processing through a GPRS/3G/4G or a fiber channel.
Examples
According to the invention, the actual use of the ATS box data acquisition of double-circuit power supply in the key user promotion project of the urban power supply company is realized, when various faults occur, the acquired data is processed and backed up synchronously in real time through the double-circuit RISC broadband carrier processing channel, and the data can be stably and reliably transmitted to the master station cloud service platform.
The invention adopts the comprehensive digital signal processing technology and the data fusion virtual technology to virtualize various data into dual-channel data in real time, and simultaneously transmits the data to respective carrier integrated control gateways through a dual-channel RISC (reduced instruction set computer) broadband carrier processing channel formed by a broadband carrier unit, and the carrier integrated control gateways transmit the acquired data to a master station cloud service platform through a GPRS (general packet radio service)/3G/4G or an optical fiber network and then process the data by the dual-active dual-channel data. Therefore, the real-time online of the data of the important scene through the double-active channel is guaranteed.
In order to further optimize the technical scheme, the above detailed description is made on the dual-channel broadband carrier collector based on the dual-active architecture provided by the invention, and a specific example is applied in the description to explain the principle and the implementation mode of the invention, and the description of the above embodiment is only used for helping to understand the method and the core idea of the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
In this document, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Claims (6)
1. The utility model provides a binary channels broadband carrier collector based on two living frameworks, includes front end equipment, its characterized in that: the system also comprises an ARM main control unit, a broadband carrier unit, a carrier comprehensive control gateway and a master station cloud service platform;
the ARM main control unit is connected with the front-end equipment through a data acquisition interface and used for acquiring an electric energy signal formed by the front-end equipment;
the broadband carrier units are provided with 2 and are connected with the ARM main control unit, and the 2 broadband carrier units form two paths of RISC broadband carrier processing channels which are respectively connected with a PLC power line and used for receiving OFDM modulated signals on the power line and coupling the signals with electric energy signals to obtain corresponding acquired data signals; the broadband carrier unit comprises a coupling transformer, an A/D acquisition filter and a dual-core RISC processor; the OFDM modulated signal on the power line is changed into a low-voltage signal through the coupling transformer, the low-voltage signal is changed into a digital signal through the A/D acquisition filter, and the digital signal is modulated, demodulated and reduced into a corresponding acquired data signal through the dual-core RISC processor;
the broadband carrier unit is connected with the carrier comprehensive control gateway, and the carrier comprehensive control gateway sends the acquired data signals to the master station cloud service platform in a wireless or wired mode; the main station cloud service platform is used for monitoring the states of switches and doors, the temperature condition, the voltage, the current, the power electrical parameters and the fault state of the front-end equipment.
2. The dual-channel broadband carrier collector based on the dual active architecture as claimed in claim 1, wherein the data collection interface comprises an RS-485 interface and an RJ45 network interface.
3. The dual-channel broadband carrier collector based on the dual-active architecture as claimed in claim 1, wherein the RISC broadband carrier processing channel synchronously sends the collected data signal to the carrier integrated control gateway in real time.
4. The dual-channel broadband carrier harvester based on the dual-active architecture as claimed in claim 1, wherein the electrical energy signal includes but is not limited to switches, gate states, temperature conditions, three-phase load operating voltage, current, power parameters or fault states of a front-end device.
5. The dual-channel broadband carrier collector based on the dual-active architecture as claimed in claim 1, wherein the carrier integrated control gateway sends the collected data signal to the master station cloud service platform for processing through a GPRS/3G/4G or fiber channel.
6. The dual-channel broadband carrier collector based on the dual-active architecture as claimed in claim 1, wherein there are 2 carrier integrated control gateways.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810086914.2A CN108233990B (en) | 2018-01-30 | 2018-01-30 | Dual-channel broadband carrier collector based on dual-active architecture |
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| CN201810086914.2A CN108233990B (en) | 2018-01-30 | 2018-01-30 | Dual-channel broadband carrier collector based on dual-active architecture |
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| CN108233990A CN108233990A (en) | 2018-06-29 |
| CN108233990B true CN108233990B (en) | 2021-06-18 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110060456A (en) * | 2019-03-27 | 2019-07-26 | 山东德源电力科技有限公司 | Based on wireless and high speed carrier data transmission method, device and related system |
| CN110514288A (en) * | 2019-08-27 | 2019-11-29 | 东北大学 | A kind of optical fiber vector hydrophone data collection system based on AD7764 and EP4CE30 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201709002U (en) * | 2010-07-07 | 2011-01-12 | 四川电力试验研究院 | Power line carrier illumination electricity-saving management system |
| CN103001666A (en) * | 2012-11-26 | 2013-03-27 | 中国电力科学研究院 | Low-voltage power line carrier channel attenuation characteristic test system and control method thereof |
| CN203039683U (en) * | 2012-08-13 | 2013-07-03 | 深圳市共进电子股份有限公司 | PLC system based on SOC single chip |
| CN203276552U (en) * | 2013-05-27 | 2013-11-06 | 无锡市欧凯电子有限公司 | Remote automatic measurement and control system |
| CN104951341A (en) * | 2015-06-18 | 2015-09-30 | 烟台东方威思顿电气股份有限公司 | Method for remotely upgrading collector |
-
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201709002U (en) * | 2010-07-07 | 2011-01-12 | 四川电力试验研究院 | Power line carrier illumination electricity-saving management system |
| CN203039683U (en) * | 2012-08-13 | 2013-07-03 | 深圳市共进电子股份有限公司 | PLC system based on SOC single chip |
| CN103001666A (en) * | 2012-11-26 | 2013-03-27 | 中国电力科学研究院 | Low-voltage power line carrier channel attenuation characteristic test system and control method thereof |
| CN203276552U (en) * | 2013-05-27 | 2013-11-06 | 无锡市欧凯电子有限公司 | Remote automatic measurement and control system |
| CN104951341A (en) * | 2015-06-18 | 2015-09-30 | 烟台东方威思顿电气股份有限公司 | Method for remotely upgrading collector |
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Address after: 7 / F, building 1, 7888 Jingshi East Road, Shuangshan street, Zhangqiu District, Jinan City, Shandong Province Patentee after: Zhaoqian Power Technology (Shandong) Co.,Ltd. Address before: 325600 No. 228, weishiba Road, Yueqing Economic Development Zone, Yueqing City, Wenzhou City, Zhejiang Province Patentee before: ZHEJIANG ZHAOQIAN POWER TECHNOLOGY Co.,Ltd. |
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