CN202334379U - Intelligent photovoltaic system - Google Patents
Intelligent photovoltaic system Download PDFInfo
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- CN202334379U CN202334379U CN2011204734627U CN201120473462U CN202334379U CN 202334379 U CN202334379 U CN 202334379U CN 2011204734627 U CN2011204734627 U CN 2011204734627U CN 201120473462 U CN201120473462 U CN 201120473462U CN 202334379 U CN202334379 U CN 202334379U
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- data
- inverter
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- manager
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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
Abstract
The utility model provides an intelligent photovoltaic system. The intelligent photovoltaic system comprises a photovoltaic component, an inverter, a manager and a database, wherein the inverter comprises a detection circuit which is used for detecting real-time operating data of the inverter, a first processor which is used for processing the real-time operating data, a first memory which is used for storing the processed data, and a first communication circuit which is used for transmitting the data to the manager; and the manager comprises a second communication circuit which is used for receiving the data transmitted from the inverter or transmitting a recording command and time data to the inverter, a second processor which is used for further processing the transmitted data or generating the recording command and the time data, a timing circuit which is used for setting the time for recording various operating data of the inverter and transmitting a signal to the second processor at an appointed time, a second memory which is used for storing the further processed data, and a network circuit which is used for transmitting the data to the database. The intelligent photovoltaic system avoids data loss or time disruption caused by communication delay or interruption.
Description
Technical field
The utility model relates to the management and the control technology field of intelligent photovoltaic system, and specifically, the utility model relates to a kind of intelligent photovoltaic system.
Background technology
Distributed photovoltaic power collection electronic equipment comprises miniature inverter and miniature optimizer, all has communication function to carry out intelligent management, comprises data monitoring, Equipment Control etc.System generally includes many distributed inverters, centralized manager and based on the database and the monitoring interface of the Internet.Usually inverter detects instant data, and the telecommunication circuit in the inverter is given manager according to certain time that is set in of communication protocol with transfer of data at that time.Manager is given database with data through Network Transmission.
Such Data Detection and transmission have several problems.Call duration time between a plurality of inverters has difference, may cause the asynchronism(-nization) of Data Detection like this.Communicating by letter of a plurality of inverters and manager has delay or interruption usually, particularly to big system, can cause loss of data or time warping like this.The delay of the internet communication between manager and database or interruption also can cause loss of data or time warping.Monitoring interface normally shows the corresponding data of certain time of a plurality of inverters, and the data that such loss of data and time warping can make the mistake show.
Summary of the invention
The utility model technical problem to be solved provides a kind of intelligent photovoltaic system, avoids because loss of data or the time warping that communication delay or interruption cause.
For solving the problems of the technologies described above, the utility model provides a kind of intelligent photovoltaic system, comprising:
One or more photovoltaic modulies are used to receive solar energy and produce direct current power;
One or more inverters, are used for converting said direct current power into the output of being incorporated into the power networks behind the alternating electromotive force corresponding with said photovoltaic module respectively the connection;
Manager is connected with said inverter, is used to manage the operating state of each said inverter; And
Database is connected with said manager through network interface, is used to receive the detected various service datas of said inverter that said manager transmits;
Wherein, said inverter comprises:
Testing circuit is used to detect the instant service data of said inverter;
First processor is connected with said testing circuit, is used for according to comprising that the record order of time data handles said instant service data;
First memory is connected with said first processor, is used to store the said data after said first processor is handled; And
First telecommunication circuit is connected with said first memory with said first processor respectively, is used for sending the said data after handling to said manager;
Said manager comprises:
The second communication circuit is connected with said first telecommunication circuit of each said inverter respectively, is used to receive the data that said inverter transmits, and perhaps sends said record order and time data and gives said inverter;
Second processor is connected with said second communication circuit, is used for the data that said inverter transmits are further dealt with, and perhaps produces said record order and time data;
Timing circuit is connected with said second processor, is used for the time of the various service datas of the said inverter of setting recording, and at the appointed time sends signal and give said second processor;
Second memory is connected with said second processor, is used to store the said data after said second processor is further handled; And
Lattice network is connected with said second memory, is used for sending the said data after further handling to said database.
Alternatively, carry out transfer of data through power line, CAN bus, Zigbee, Wi-Fi, GPRS or the Wi-MAX communication technology between said inverter and the said manager.
Alternatively, carry out transfer of data through Ethernet, Wi-Fi, GPRS or the Wi-MAX communication technology between said manager and the said database.
Alternatively, said first memory and said first processor or said first telecommunication circuit integrate.
Alternatively, said timing circuit and said second processor or said second communication circuit integrate.
For solving the problems of the technologies described above, correspondingly, the utility model also provides a kind of method that adopts above-mentioned each described intelligent photovoltaic system to carry out Data Detection and transmission, comprises step:
A. timing circuit is set the time of inverter record service data;
B. said timing circuit sends record order at each time point and gives the second communication circuit, and said record order comprises the time;
C. said second communication circuit sends to said inverter with said record order;
D. first telecommunication circuit receives said record order and sends instruction to first processor, require to calculate from time last time to the current time should be in the time period average data;
E. said first processor extracts the instant service data of the detected said inverter of testing circuit;
F. said first processor is accomplished the calculating of said average data, produces first packet, removes said instant service data simultaneously;
G. time data is added said first packet, form second packet;
H. said first processor is given first memory with said second data packet transmission;
I. said first telecommunication circuit reads said second packet from said first memory or said first processor;
J. judge whether said first telecommunication circuit successfully sends to said manager with said second packet, if, then remove said second packet, if not, then keep said second packet, wait for once more and sending;
K. said second communication circuit receives said second packet and it is transferred to second processor;
L. said second processor adds the date with said second packet, forms the 3rd packet, and the flag bit of said the 3rd packet is 0;
M. said second processor is given lattice network with said the 3rd data packet transmission, and is transferred to database through network interface;
N. judge whether said the 3rd packet successfully is transferred to said database, if then said second processor is made as 1 with said the 3rd packet flag bit, if not, then said second processor is made as 0 with said the 3rd packet flag bit, waits for transmission again.
Alternatively, carry out transfer of data through power line, CAN bus, Zigbee, Wi-Fi, GPRS or the Wi-MAX communication technology between said inverter and the said manager.
Alternatively, carry out transfer of data through Ethernet, Wi-Fi, GPRS or the Wi-MAX communication technology between said manager and the said database.
Alternatively, said first memory and said first processor or said first telecommunication circuit integrate.
Alternatively, said timing circuit and said second processor or said second communication circuit integrate.
Compared with prior art, the utlity model has following advantage:
The special feature of the utility model is the time through the timing circuit setting recording data in the manager, and sends record order and time data to the one or more inverters in the intelligent photovoltaic system.Inverter is detecting always and is storing instant service data, and the average data in this section period is calculated in receiving record order back, will add writing time then to produce new data.Inverter is given manager with transfer of data, if because the problem of communication can not successfully be transmitted, this storage waits communication just often to send in the first memory of inverter.Manager deposits second memory in after receiving data, to database transmissions, and data is added flag bit through the Internet, distinguishes to have transmitted and the data of transmission not, because the data that the Network Transmission problem is not transmitted will just often be transmitted at network once more.Like this, import the time that the data of database bag all comprises these data of data and inverter record simultaneously into, corresponding one by one each other, do not receive the influence of call duration time and fault, successfully avoided because loss of data or the time warping that communication delay or interruption cause.
Description of drawings
The utility model above-mentioned and other characteristic, character and advantage will become more obvious through the description below in conjunction with accompanying drawing and embodiment, wherein:
Fig. 1 is the outside simple block diagram of a kind of intelligent photovoltaic system of prior art or the utility model;
Fig. 2 is the inside simple block diagram of inverter and manager in a kind of intelligent photovoltaic system of prior art;
Fig. 3 is the inside simple block diagram of inverter and manager in the intelligent photovoltaic system of an embodiment of the utility model;
Fig. 4 is the Data Detection of an embodiment of the utility model and the straightforward procedure flow chart of transmission.
Embodiment
Below in conjunction with specific embodiment and accompanying drawing the utility model is described further; Set forth more details in the following description so that make much of the utility model; But the utility model obviously can be implemented with multiple this description ground alternate manner that is different from; Therefore those skilled in the art can do similar popularization, deduction according to practical situations under the situation of the utility model intension, should be with the protection range of content constraints the utility model of this specific embodiment.
Fig. 1 is the outside simple block diagram of a kind of intelligent photovoltaic system of prior art or the utility model.As shown in Figure 1, this intelligence photovoltaic system 100 generally includes but is not limited to one or more photovoltaic module 101, one or more inverter 102, manager 103, network interface 104, database 105 and electrical network interface 106.In this example, photovoltaic module 101 is used to receive solar energy and produces direct current power, and the output of each photovoltaic module 101 connects the input of inverter 102, and inverter 102 converts direct current power into alternating electromotive force.Connect AC networks through electrical network interface 106 behind the output-parallel of a plurality of inverters 102, with the alternating electromotive force output of being incorporated into the power networks.Manager 103 is connected with inverter 102, is used to manage the operating state of each inverter 102.Database 105 is connected with manager 103 through network interface 104, is used for the inverter 102 detected various service datas that receiving management device 103 transmits.
Fig. 2 is the inside simple block diagram of inverter and manager in a kind of intelligent photovoltaic system of prior art.Circuit has a lot, only shows the circuit relevant with the utility model here.As shown in Figure 2, inverter comprises testing circuit 1021, first telecommunication circuit 1023 and first processor 1022 for 102 li.Testing circuit 1021 detects the instant service data of inverter 102.First telecommunication circuit 1023 is communicated by letter with manager 103, transmission data and reception signal.First processor 1022 obtains data and handles from testing circuit 1021, sends first telecommunication circuit 1023 then to.Manager 103 has second communication circuit 1031, second processor 1032, memory 1033 and lattice network 1034.Second communication circuit 1031 is communicated by letter with inverter 102, obtains data and sends signal.Second communication circuit 1031 sends data to second processor 1032, sends memory 1033 after treatment to, is conveyed into the database 105 of the Internet then through network interface 104 through lattice network 1034.Each circuit described herein also can be to be integrated in the integrated circuit.
Fig. 3 is the inside simple block diagram of inverter and manager in the intelligent photovoltaic system of an embodiment of the utility model.Circuit is a lot, only shows the circuit relevant with the utility model here.As shown in Figure 3, comprise for 302 li at the inverter of the intelligent photovoltaic system 300 of present embodiment: testing circuit 3021, first processor 3022, first memory 3024 and first telecommunication circuit 3023.Wherein, testing circuit 3021 is used to detect the instant service data of inverter 302.First processor 3022 is connected with testing circuit 3021, is used for according to the record order that comprises time data the instant service data that obtains from testing circuit 3021 being handled.First memory 3024 is connected with first processor 3022, is used to store the data after first processor 3022 is handled.First telecommunication circuit 3023 is connected with first memory 3024 with first processor 3022 respectively, is used for sending the data after handling to manager 303 or receiving record order.First memory 3024 can integrate with the first processor 3022 or first telecommunication circuit 3023, promptly can be the part of first telecommunication circuit 3023 or first processor 3022.
Manager 303 at the intelligent photovoltaic system 300 of present embodiment comprises: second communication circuit 3031, second processor 3032, timing circuit 3035, second memory 3033 and lattice network 3034.Wherein, second communication circuit 3031 is connected with first telecommunication circuit 3023 of each inverter 302 respectively, is used to receive the data that inverter 302 transmits, and perhaps sends record order and time data and gives inverter 302.Second processor 3032 is connected with second communication circuit 3031, is used for the data that inverter 302 transmits are further dealt with, and perhaps produces record order and time data.Timing circuit 3035 is connected with second processor 3032, is used for the time of the various service datas of setting recording inverter 302, and at the appointed time sends signal and give second processor 3032.Second memory 3033 is connected with second processor 3032, is used to store the data after second processor 3032 is further handled.Lattice network 3034 is connected with second memory 3033, is used for sending the data after further handling to database 305 through network interface 304.Timing circuit 3035 can integrate with second processor 3032 or second communication circuit 3031, promptly also can be the part of second processor 3032 or second communication circuit 3031.
Fig. 4 is the Data Detection of an embodiment of the utility model and the straightforward procedure flow chart of transmission.As shown in Figure 4, present embodiment adopts intelligent photovoltaic system 300 shown in Figure 3 to carry out Data Detection and transmission, comprising:
Execution in step S401, timing circuit 3035 is set the time of inverter 302 record service datas; In step S401 ', testing circuit 3021 detects the instant service data of inverter 302 simultaneously, and is stored in first processor 3022 or the first memory 3024;
Execution in step S402, timing circuit 3035 sends record order at each time point and gives second communication circuit 3031, and record order comprises the time;
Execution in step S403, second communication circuit 3031 sends to inverter 302 with record order;
Execution in step S404, first telecommunication circuit, 3023 receiving records orders is also sent instruction to first processor 3022, required to calculate from time last time to the current time should be in the time period average data;
Execution in step S405, first processor 3022 extracts the instant service data of testing circuit 3021 detected inverters 302;
Execution in step S406, first processor 3022 is accomplished the calculating of average data, produces first packet; Execution in step S406 ' removes instant service data simultaneously;
Execution in step S407 adds first packet with time data, forms second packet;
Execution in step S408, first processor 3022 is given first memory 3024 with second data packet transmission;
Execution in step S409, first telecommunication circuit 3023 reads second packet from first memory 3024 or first processor 3022;
Execution in step S410 judges whether first telecommunication circuit 3023 successfully sends to manager 303 with second packet, if then execution in step S411 removes second packet, if not, then execution in step S412 keeps second packet, waits for once more and sending;
Send successfully back execution in step S413, second communication circuit 3031 receives second packet and it is transferred to second processor 3032;
Execution in step S414, second processor 3032 adds the date with second packet, forms the 3rd packet, the flag bit of the 3rd packet is 0;
Execution in step S415, second processor 3032 is given lattice network 3034 with the 3rd data packet transmission, and is transferred to database 305 through network interface 304;
Execution in step S416 judges whether the 3rd packet successfully is transferred to database 305, if; Execution in step S417 then; Second processor 3032 is made as 1 with the 3rd packet flag bit, if not, and execution in step S418 then; Second processor 3032 is made as 0 with the 3rd packet flag bit, waits for transmission again.
In the present embodiment, can carry out transfer of data through power line, CAN bus, Zigbee, Wi-Fi, GPRS or the Wi-MAX communication technology between inverter 302 and the manager 303.Can carry out transfer of data through Ethernet, Wi-Fi, GPRS or the Wi-MAX communication technology between manager 303 and the database 305.
In the present embodiment, first memory 3024 integrates with the first processor 3022 or first telecommunication circuit 3023.The timing circuit 3035 and second processor 3032 or second communication circuit 3031 integrate.
The special feature of the utility model is the time through the timing circuit setting recording data in the manager, and sends record order and time data to the one or more inverters in the intelligent photovoltaic system.Inverter is detecting always and is storing instant service data, and the average data in this section period is calculated in receiving record order back, will add writing time then to produce new data.Inverter is given manager with transfer of data, if because the problem of communication can not successfully be transmitted, this storage waits communication just often to send in the first memory of inverter.Manager deposits second memory in after receiving data, to database transmissions, and data is added flag bit through the Internet, distinguishes to have transmitted and the data of transmission not, because the data that the Network Transmission problem is not transmitted will just often be transmitted at network once more.Like this, import the time that the data of database bag all comprises these data of data and inverter record simultaneously into, corresponding one by one each other, do not receive the influence of call duration time and fault, successfully avoided because loss of data or the time warping that communication delay or interruption cause.
Though the utility model with preferred embodiment openly as above, it is not to be used for limiting the utility model, and any those skilled in the art can make possible change and modification in spirit that does not break away from the utility model and scope.Therefore, every content that does not break away from the utility model technical scheme, all falls within the protection range that the utility model claim defined any modification, equivalent variations and modification that above embodiment did according to the technical spirit of the utility model.
Claims (5)
1. an intelligent photovoltaic system is characterized in that, comprising:
One or more photovoltaic modulies receive solar energy and produce direct current power;
One or more inverters, convert said direct current power into the output of being incorporated into the power networks behind the alternating electromotive force at corresponding with said photovoltaic module respectively the connection;
Manager is connected with said inverter, manages the operating state of each said inverter; And
Database is connected with said manager through network interface, receives the detected various service datas of said inverter that said manager transmits;
Wherein, said inverter comprises:
Testing circuit detects the instant service data of said inverter;
First processor is connected with said testing circuit, according to the record order that comprises time data said instant service data is handled;
First memory is connected with said first processor, the said data of storage after said first processor is handled; And
First telecommunication circuit is connected with said first memory with said first processor respectively, sends the said data after handling to said manager;
Said manager comprises:
The second communication circuit is connected with said first telecommunication circuit of each said inverter respectively, receives the data that said inverter transmits, and perhaps sends said record order and time data and gives said inverter;
Second processor is connected with said second communication circuit, and the data that said inverter is transmitted further deal with, and perhaps produce said record order and time data;
Timing circuit is connected with said second processor, the time of the various service datas of the said inverter of setting recording, and at the appointed time send signal and give said second processor;
Second memory is connected with said second processor, the said data of storage after said second processor is further handled; And
Lattice network is connected with said second memory, sends the said data after further handling to said database.
2. intelligent photovoltaic system according to claim 1 is characterized in that, carries out transfer of data through power line, CAN bus, Zigbee, Wi-Fi, GPRS or the Wi-MAX communication technology between said inverter and the said manager.
3. intelligent photovoltaic system according to claim 1 and 2 is characterized in that, carries out transfer of data through Ethernet, Wi-Fi, GPRS or the Wi-MAX communication technology between said manager and the said database.
4. intelligent photovoltaic system according to claim 3 is characterized in that, said first memory and said first processor or said first telecommunication circuit integrate.
5. intelligent photovoltaic system according to claim 3 is characterized in that, said timing circuit and said second processor or said second communication circuit integrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204734627U CN202334379U (en) | 2011-11-24 | 2011-11-24 | Intelligent photovoltaic system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204734627U CN202334379U (en) | 2011-11-24 | 2011-11-24 | Intelligent photovoltaic system |
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| Publication Number | Publication Date |
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| CN202334379U true CN202334379U (en) | 2012-07-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204734627U Expired - Lifetime CN202334379U (en) | 2011-11-24 | 2011-11-24 | Intelligent photovoltaic system |
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| CN (1) | CN202334379U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102496955A (en) * | 2011-11-24 | 2012-06-13 | 浙江昱能光伏科技集成有限公司 | Intelligent photovoltaic system and method for data detection and transmission |
| CN103499955A (en) * | 2013-09-25 | 2014-01-08 | 东莞市盛扬实业有限公司 | Remote control and data analysis system of photovoltaic grid-connected inverters |
-
2011
- 2011-11-24 CN CN2011204734627U patent/CN202334379U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102496955A (en) * | 2011-11-24 | 2012-06-13 | 浙江昱能光伏科技集成有限公司 | Intelligent photovoltaic system and method for data detection and transmission |
| CN102496955B (en) * | 2011-11-24 | 2013-12-04 | 浙江昱能光伏科技集成有限公司 | Intelligent photovoltaic system and method for data detection and transmission |
| CN103499955A (en) * | 2013-09-25 | 2014-01-08 | 东莞市盛扬实业有限公司 | Remote control and data analysis system of photovoltaic grid-connected inverters |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: ZHEJIANG YUNENG TECHNOLOGY CO., LTD. Free format text: FORMER NAME: ALTENERGY POWER SYSTEM INC. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 314050 Jiaxing, South Lake District, Zhejiang, Asia Pacific Road, No. 1 Patentee after: Zhejiang Yuneng Technology Co., Ltd. Address before: 314050 Jiaxing, South Lake District, Zhejiang, Asia Pacific Road, No. 1 Patentee before: Altenergy Power System Inc. |
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| CP03 | Change of name, title or address |
Address after: 3 / F, building 1, No. 1, Asia Pacific Road (Jiaxing Science and technology city), Nanhu District, Jiaxing City, Zhejiang Province Patentee after: Yuneng Technology Co., Ltd Address before: 314050 No. 1 Asia Pacific Road, Nanhu District, Zhejiang, Jiaxing Patentee before: Zhejiang Yuneng Technology Co.,Ltd. |
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| CP03 | Change of name, title or address | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120711 |
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| CX01 | Expiry of patent term |