CN104320430A - Remote upgrade system of photovoltaic grid-connected inverter and method thereof - Google Patents
Remote upgrade system of photovoltaic grid-connected inverter and method thereof Download PDFInfo
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- CN104320430A CN104320430A CN201410495682.8A CN201410495682A CN104320430A CN 104320430 A CN104320430 A CN 104320430A CN 201410495682 A CN201410495682 A CN 201410495682A CN 104320430 A CN104320430 A CN 104320430A
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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
- H04L67/14—Session management
- H04L67/141—Setup of application sessions
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F8/00—Arrangements for software engineering
- G06F8/60—Software deployment
- G06F8/65—Updates
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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
- H04L67/1095—Replication or mirroring of data, e.g. scheduling or transport for data synchronisation between network nodes
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
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- Computer Networks & Wireless Communication (AREA)
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Abstract
The invention discloses a remote upgrade system of a photovoltaic grid-connected inverter and method thereof. The upgrade system comprises a photovoltaic inverter terminal with an upgrade module, a data center server for sending an upgrade code to the photovoltaic inverter terminal, and an upper computer for sending an upgrade request and sending the upgrade code after decoding to the data center server. Through the internet, an after-sales staff remotely performs upgrade operation on the photovoltaic inverter terminal through the upper computer, the upgrade efficiency of the after-sales staff is improved, the fault uncertain factor caused by unprofessional operation of a customer is eliminated, and the system has the advantages of being convenient and stable to operate and low in cost.
Description
Technical field
The present invention relates to photovoltaic combining inverter technical field, more particularly, a kind of particularly remote update system of photovoltaic combining inverter and method thereof.
Background technology
Along with the development of new forms of energy and power-saving technology, when photovoltaic combining inverter technology is constantly ripe, increasing family or power station all adopt the pattern of photovoltaic generation, wherein, inverter is the key equipment of photovoltaic plant energy transformation, and widely using along with photovoltaic DC-to-AC converter, the required function of client also becomes increasingly complex, inevitable when upgrading for the software used in photovoltaic DC-to-AC converter.
In prior art, the mode of general employing local upgrade, its shortcoming existed is: need after-sale service personnel to carry out field upgrade to the place of installing inverter on the one hand, its after cost is expensive and under upgrading efficiency, on the other hand as client carries out software upgrading voluntarily, easily there is staging error, the shortcoming of upgrading object can not be reached.Therefore, design a kind of remote update system of photovoltaic combining inverter and method thereof to solve above-mentioned technical problem and just seem and be necessary very much.
Summary of the invention
The object of the present invention is to provide a kind of easy to operate, stable, upgrade cost is low and the remote update system of the high photovoltaic combining inverter of upgrading efficiency and method thereof.
In order to achieve the above object, the technical solution used in the present invention is as follows:
A remote update system for photovoltaic combining inverter, comprises,
With the photovoltaic DC-to-AC converter terminal of upgraded module;
Upgrade code is sent to the data center server of photovoltaic DC-to-AC converter terminal;
Send a upgrade request and can will be sent to the host computer of data center server after upgrade code decoding;
Upgrade software is provided with in described host computer, this upgrade software initiates upgrade request by data center server to photovoltaic DC-to-AC converter terminal, and be uploaded in data center server after upgrade code is decoded, after photovoltaic DC-to-AC converter terminal receives upgrade request, enter upgrade status and respond, after heart server receives the response of photovoltaic DC-to-AC converter terminal in the data, upgrade code is started to be sent to photovoltaic DC-to-AC converter terminal, photovoltaic DC-to-AC converter terminal complete receive code after, releasing upgrade request is sent to data center server, send upgrade code to photovoltaic DC-to-AC converter terminal after data center server receives request successfully to send back to remove simultaneously and be connected with the long-range of photovoltaic DC-to-AC converter terminal, local upgrade state is carried out by upgraded module.
Preferably, described upgraded module comprises arm processor, the serial Flash module be connected with arm processor by spi bus, the dsp processor be connected with arm processor by asynchronous receiving-transmitting transmitter UART and LCD module; Wherein, described serial Flash module is for storing the software code sent from data center server, described arm processor is used for the software code that serial Flash module memory stores up to be divided into DSP part and ARM part, and the software code of DSP part also copies in the Flash of dsp processor by arm processor, and the software code of ARM part is copied in the Flash of arm processor.
Preferably, between described host computer and data center server, and be all connected by internet between data center server with photovoltaic DC-to-AC converter terminal.
Preferably, described data center server is connected with at least one photovoltaic DC-to-AC converter terminal, and each photovoltaic DC-to-AC converter terminal is all connected to internet by a router.
The present invention also provides a kind of upgrade method realizing the remote update system of above-mentioned photovoltaic combining inverter, comprises the following steps,
S10, initial work state;
Upgrade software in S20, host computer initiates upgrade request by data center server to photovoltaic DC-to-AC converter terminal, and be uploaded in data center server after upgrade code is decoded, and confirm whether photovoltaic DC-to-AC converter terminal receives upgrade request, then perform step S30 in this way, otherwise perform step S80;
S30, photovoltaic DC-to-AC converter terminal enter upgrade status, wait the upgrade code that data center server to be subjected transmits;
Whether S40, confirmation photovoltaic DC-to-AC converter terminal complete the acceptance of software code, then perform step S50 in this way, otherwise return step S30;
S50, photovoltaic DC-to-AC converter terminal send releasing upgrade request to data center server;
Whether S60, confirmation data center server accept the order removing upgrade request, as accepted then to perform step S70, otherwise are back to step S50;
S70, photovoltaic DC-to-AC converter terminal start local upgrade;
S80, photovoltaic DC-to-AC converter terminal are in normal operating conditions.
Preferably, local upgrade in described step S70 is specially: the software code that serial Flash module memory stores up is divided into DSP part and ARM part by the arm processor in upgraded module, the software code of DSP part is copied in the Flash of dsp processor simultaneously, and the software code of ARM part is copied in the Flash of arm processor, to complete local upgrade.
Preferably, also comprised before step S10, host computer is connected to data center server by internet, the SN code of the photovoltaic DC-to-AC converter terminal of the required upgrading of input in host computer, and inquire about this photovoltaic DC-to-AC converter terminal whether with data center server line, as line then normally performs step S10, otherwise continue inquiry photovoltaic DC-to-AC converter terminal whether with data center server line.
Compared with prior art, the invention has the advantages that: the present invention passes through internet, by host computer is long-range, updating operation is carried out to photovoltaic DC-to-AC converter terminal by personnel after sale, improve the upgrading efficiency of personnel after sale, eliminate and that bring fault uncertain factor unprofessional by client, there is easy to operate, stable and that cost is low advantage.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic diagram of the remote update system of photovoltaic combining inverter of the present invention.
Fig. 2 is the schematic diagram of upgraded module in photovoltaic DC-to-AC converter in the remote update system of photovoltaic combining inverter of the present invention.
Fig. 3 is the flow chart of the remote upgrade method of photovoltaic combining inverter of the present invention.
Description of reference numerals: 10, serial Flash module, 20, arm processor, 30, dsp processor, 40, LCD module, 100, photovoltaic DC-to-AC converter terminal, 200, data center server, 300, host computer, 400, router.
Embodiment
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are described in detail, can be easier to make advantages and features of the invention be readily appreciated by one skilled in the art, thus more explicit defining is made to protection scope of the present invention.
Embodiment one
Consult shown in Fig. 1, the remote update system of a kind of photovoltaic combining inverter that the present embodiment provides, comprising: with the photovoltaic DC-to-AC converter terminal 100 of upgraded module, upgrade code is sent to the data center server 200 of photovoltaic DC-to-AC converter terminal 100, send a upgrade request and can will be sent to the host computer 300 of data center server 200 after upgrade code decoding, wherein, upgrade software is provided with in described host computer 300, this upgrade software initiates upgrade request by data center server 200 to photovoltaic DC-to-AC converter terminal 100, and be uploaded in data center server 200 after upgrade code is decoded, after photovoltaic DC-to-AC converter terminal 100 receives upgrade request, enter upgrade status and respond, after heart server 200 receives the response of photovoltaic DC-to-AC converter terminal 100 in the data, upgrade code is started to be sent to photovoltaic DC-to-AC converter terminal 100, photovoltaic DC-to-AC converter terminal 100 complete receive code after, releasing upgrade request is sent to data center server 200, send upgrade code to photovoltaic DC-to-AC converter terminal 100 after data center server 200 receives request successfully to send back to remove simultaneously and be connected with the long-range of photovoltaic DC-to-AC converter terminal 100, local upgrade state is carried out by upgraded module.
Consult shown in Fig. 2, upgraded module described in the present invention comprises arm processor 20, by the serial Flash module 10 that spi bus is connected with arm processor 20, the dsp processor 30 be connected with arm processor 20 by asynchronous receiving-transmitting transmitter UART and LCD module 40; Wherein, described serial Flash module 10 is for storing the software code sent from data center server 200, described arm processor 20 is for being divided into DSP part and ARM part by the software code stored in serial Flash module 10, and the software code of DSP part also copies in the Flash of dsp processor 30 by arm processor 20, and the software code of ARM part is copied in the Flash of arm processor 20.
Concrete, the host computer 300 described in the present invention and between data center server 200, and be all connected by internet between data center server 200 with photovoltaic DC-to-AC converter terminal 100.
As preferably, in order to improve the efficiency of upgrading, the data center server 200 described in the present invention is connected with at least one photovoltaic DC-to-AC converter terminal 100, and each photovoltaic DC-to-AC converter terminal 100 is all connected to internet by a router four 00.
Consult Fig. 1 to Fig. 3, the present invention also provides a kind of upgrade method realizing the remote update system of above-mentioned photovoltaic combining inverter, comprises the following steps,
The first step, host computer 300 is connected to data center server 200 by internet, (SN code is the identify label of photovoltaic DC-to-AC converter terminal 100 to the SN code of the photovoltaic DC-to-AC converter terminal 100 of upgrading required for input in host computer 300, each photovoltaic DC-to-AC converter terminal 100 only has a SN code, therefore a unique photovoltaic DC-to-AC converter terminal 100 can be determined by SN code), and inquire about this photovoltaic DC-to-AC converter terminal 100 whether with data center server 200 line, as line then normally performs second step, otherwise continue inquiry photovoltaic DC-to-AC converter terminal 100 whether with data center server 200 line till photovoltaic DC-to-AC converter terminal 100 with data center server 200 line, or within the scope of the inquiry times of setting, photovoltaic DC-to-AC converter terminal 100 and data center server 200 all can not lines, then stop upgrading.
Second step, initial work state, each functional module namely in initialization photovoltaic DC-to-AC converter terminal 100;
Upgrade software in 3rd step, host computer 300 initiates upgrade request by data center server 200 to photovoltaic DC-to-AC converter terminal 100, and be uploaded in data center server 200 after upgrade code is decoded, and confirm whether photovoltaic DC-to-AC converter terminal 100 receives upgrade request, then perform the 4th step in this way, otherwise perform the 9th step;
4th step, photovoltaic DC-to-AC converter terminal 100 enter upgrade status, wait the upgrade code that data center server 200 to be subjected transmits;
Whether the 5th step, confirmation photovoltaic DC-to-AC converter terminal 100 complete the acceptance of software code, then perform the 6th step in this way, otherwise return the 4th step;
6th step, photovoltaic DC-to-AC converter terminal 100 send releasing upgrade request to data center server 200;
Whether the 7th step, confirmation data center server 200 accept the order removing upgrade request, as accepted then to perform the 8th step, otherwise are back to the 6th step;
8th step, photovoltaic DC-to-AC converter terminal 100 start local upgrade, be specially: the software code stored in serial Flash module 10 is divided into DSP part and ARM part by the arm processor 20 in upgraded module, the software code of DSP part is copied in the Flash of dsp processor 30 simultaneously, and the software code of ARM part is copied in the Flash of arm processor 20, to complete local upgrade;
9th step, photovoltaic DC-to-AC converter terminal 100 are in normal operating conditions.
Although describe embodiments of the present invention by reference to the accompanying drawings; but patent owner can make various distortion or amendment within the scope of the appended claims; as long as be no more than the protection range described by claim of the present invention, all should within protection scope of the present invention.
Claims (7)
1. a remote update system for photovoltaic combining inverter, is characterized in that: comprise,
With the photovoltaic DC-to-AC converter terminal (100) of upgraded module;
Upgrade code is sent to the data center server (200) of photovoltaic DC-to-AC converter terminal (100);
Send a upgrade request and can will be sent to the host computer (300) of data center server (200) after upgrade code decoding;
Described host computer is provided with upgrade software in (300), this upgrade software initiates upgrade request by data center server (200) to photovoltaic DC-to-AC converter terminal (100), and be uploaded in data center server (200) after upgrade code is decoded, after photovoltaic DC-to-AC converter terminal (100) receives upgrade request, enter upgrade status and respond, after heart server (200) receives the response of photovoltaic DC-to-AC converter terminal (100) in the data, start upgrade code to be sent to photovoltaic DC-to-AC converter terminal (100), photovoltaic DC-to-AC converter terminal (100) complete receive code after, releasing upgrade request is sent to data center server (200), send upgrade code to photovoltaic DC-to-AC converter terminal (100) after data center server (200) receives request and successfully send back long-range connection the should simultaneously removed with photovoltaic DC-to-AC converter terminal (100), local upgrade state is carried out by upgraded module.
2. the remote update system of photovoltaic combining inverter according to claim 1, it is characterized in that: described upgraded module comprises arm processor (20), by the serial Flash module (10) that spi bus is connected with arm processor (20), the dsp processor (30) be connected with arm processor (20) by asynchronous receiving-transmitting transmitter UART and LCD module (40); Wherein, described serial Flash module (10) is for storing the software code sent from data center server (200), described arm processor (20) is for being divided into DSP part and ARM part by the software code stored in serial Flash module (10), and the software code of DSP part also copies in the Flash of dsp processor (30) by arm processor (20), and the software code of ARM part is copied in the Flash of arm processor (20).
3. the remote update system of photovoltaic combining inverter according to claim 2, it is characterized in that: between described host computer (300) and data center server (200), and be all connected by internet between data center server (200) with photovoltaic DC-to-AC converter terminal (100).
4. the remote update system of photovoltaic combining inverter according to claim 2, it is characterized in that: described data center server (200) is connected with at least one photovoltaic DC-to-AC converter terminal (100), each photovoltaic DC-to-AC converter terminal (100) is all connected to internet by a router (400).
5. a remote upgrade method for photovoltaic combining inverter, is characterized in that: the method comprises the following steps,
S10, initial work state;
Upgrade software in S20, host computer (300) initiates upgrade request by data center server (200) to photovoltaic DC-to-AC converter terminal (100), and be uploaded in data center server (200) after upgrade code is decoded, and confirm whether photovoltaic DC-to-AC converter terminal (100) receives upgrade request, then perform step S30 in this way, otherwise perform step S80;
S30, photovoltaic DC-to-AC converter terminal (100) enter upgrade status, wait the upgrade code that data center server to be subjected (200) transmits;
S40, confirm whether photovoltaic DC-to-AC converter terminal (100) completes the acceptance of software code, then perform step S50 in this way, otherwise return step S30;
S50, photovoltaic DC-to-AC converter terminal (100) send releasing upgrade request to data center server (200);
Whether S60, confirmation data center server (200) accept the order removing upgrade request, as accepted then to perform step S70, otherwise are back to step S50;
S70, photovoltaic DC-to-AC converter terminal (100) start local upgrade;
S80, photovoltaic DC-to-AC converter terminal (100) are in normal operating conditions.
6. the remote upgrade method of photovoltaic combining inverter according to claim 5, it is characterized in that: the local upgrade in described step S70 is specially: the software code stored in serial Flash module (10) is divided into DSP part and ARM part by the arm processor (20) in upgraded module, the software code of DSP part is copied in the Flash of dsp processor (30) simultaneously, and the software code of ARM part is copied in the Flash of arm processor (20), to complete local upgrade.
7. the remote upgrade method of photovoltaic combining inverter according to claim 5, it is characterized in that: also comprised before step S10, host computer (300) is connected to data center server (200) by internet, the SN code of the photovoltaic DC-to-AC converter terminal (100) of the required upgrading of input in host computer (300), and inquire about this photovoltaic DC-to-AC converter terminal (100) whether with data center server (200) line, as line then normally performs step S10, otherwise continue inquiry photovoltaic DC-to-AC converter terminal (100) whether with data center server (200) line.
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| CN201410495682.8A CN104320430A (en) | 2014-09-24 | 2014-09-24 | Remote upgrade system of photovoltaic grid-connected inverter and method thereof |
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Cited By (5)
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| CN106254496A (en) * | 2016-08-19 | 2016-12-21 | 江苏天合储能有限公司 | The family remote update system of photovoltaic energy storage device and method thereof |
| CN106302549A (en) * | 2016-10-20 | 2017-01-04 | 黄鑫 | A kind of photovoltaic system based on software definition Internet of Things |
| CN105404534B (en) * | 2015-11-27 | 2018-11-23 | 北京京仪绿能电力系统工程有限公司 | A kind of online long-distance maintenance method of inverter software |
| CN113741934A (en) * | 2021-08-24 | 2021-12-03 | 江苏科曜能源科技有限公司 | Inverter program upgrading method |
| CN115309432A (en) * | 2022-10-12 | 2022-11-08 | 石家庄科林电气股份有限公司 | Photovoltaic inverter remote upgrading method and system |
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Inventor after: The Gan of Ouyang family Inventor after: Deng Anhao Inventor after: Lu Xueming Inventor before: Deng Anhao Inventor before: Lu Xueming Inventor before: The Gan of Ouyang family |
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Address after: 510663 Guangzhou high tech Industrial Development Zone, Guangdong Science City, litchi Road, No. 9 Applicant after: GUANGZHOU SANJING ELECTRIC CO., LTD. Address before: 510663 Guangzhou high tech Industrial Development Zone, Guangdong Science City, litchi Road, No. 9 Applicant before: Guangzhou Sanjing Electric Co., Ltd. Inventor after: The Gan of Ouyang family Inventor after: Deng Anhao Inventor after: Lu Xueming Inventor before: Deng Anhao Inventor before: Lu Xueming Inventor before: The Gan of Ouyang family |
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Application publication date: 20150128 |