CN109725591A - Monitoring device and its method - Google Patents
Monitoring device and its method Download PDFInfo
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- CN109725591A CN109725591A CN201811636923.0A CN201811636923A CN109725591A CN 109725591 A CN109725591 A CN 109725591A CN 201811636923 A CN201811636923 A CN 201811636923A CN 109725591 A CN109725591 A CN 109725591A
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- photovoltaic
- host computer
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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
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Abstract
The invention discloses a kind of monitoring device and its method monitoring devices, and wherein monitoring device includes: server, photovoltaic DC-to-AC converter and monitoring host computer；Monitoring host computer includes: for sending the first sender unit of monitoring signals, the first signal receiving device and storage device for storing operating parameter；Multiple photovoltaic DC-to-AC converters include: second signal reception device for operating parameter to be sent to the second signal sending device of the first signal receiving device, the monitoring signals for being used to receive the transmission of the first sender unit and are used for comparative analysis target component and the monitoring signals that send received from the first sender unit are to control the processor of photovoltaic DC-to-AC converter；First sender unit communication connection is to second signal reception device and server；Storage device communication connection is to the first sender unit and the first signal receiving device.Monitoring device is high to the monitoring efficiency of photovoltaic inverter system and monitoring stability is strong.
Description
Technical field
The present invention relates to a kind of monitoring device and its methods.
Background technique
Currently, distributed photovoltaic inverter data monitoring there are two types of monitor mode, i.e. PLC monitoring and wireless 2.4G are monitored,
And the power system capacity of PLC monitoring is subject to certain restrictions.So more and more systems use the monitoring side of wireless 2.4G at present
Case.
But 2.4G wireless signal is easier to be influenced by live complex environment, especially the steel essence at photovoltaic scene mixes mud
Soil structure and solar panel have very big decaying to 2.4G wireless signal, so general of transmission range is partially close.And the prison of ad hoc network
Prosecutor case is more serious to the signal-to-noise ratio of 2.4G.So the monitoring system that the live collector of photovoltaic is set up at present is often
One or two of device data is had to be difficult to monitor or monitor less than the efficiency and system monitoring for having seriously affected system monitoring are pacified
The complexity of dress.
Summary of the invention
The present invention provides a kind of monitoring device and its monitoring methods, adopt the following technical scheme that:
A kind of monitoring device, comprising:
Multiple photovoltaic DC-to-AC converters have preset target component and can be realized monitoring function；
Monitoring host computer, for monitoring the operating parameter of photovoltaic DC-to-AC converter and operating parameter being sent to server；
Server, for receive monitoring host computer transmission about photovoltaic DC-to-AC converter operating parameter and for user read；
Monitoring host computer includes:
First sender unit, for sending monitoring signals；
First signal receiving device, for receiving the operating parameter of photovoltaic DC-to-AC converter；
Storage device, for storing operating parameter；
Photovoltaic DC-to-AC converter includes:
Second signal sending device, for operating parameter to be sent to the first signal receiving device；
Second signal reception device, for receiving the monitoring signals of the first sender unit transmission；
Processor, for comparative analysis target component and the monitoring signals received from the transmission of the first sender unit are to control
Photovoltaic DC-to-AC converter processed；
First sender unit communication connection is to second signal reception device and server；First signal receiving device is logical
News are connected to second signal sending device；Storage device communication connection to the first sender unit and the first signal receives dress
It sets；
Wherein, one second signal sending device communication connection in multiple photovoltaic DC-to-AC converters is to multiple photovoltaic DC-to-AC converters
In another second signal reception device；Another second signal sending device in multiple photovoltaic DC-to-AC converters, which communicates, to be connected
One second signal reception device being connected in multiple photovoltaic DC-to-AC converters；
Monitoring signals include: echo signal and route signal；
When processor comparative analysis echo signal is identical as target component, which is equipment to be monitored；
When processor comparative analysis route signal is identical as target component, which is monitoring device of skipping a grade.
Further, monitoring device of skipping a grade is used to monitor another in multiple photovoltaic DC-to-AC converters and sends out its operating parameter
It send to monitoring host computer.
Further, multiple photovoltaic DC-to-AC converters are arranged in a matrix.
Further, monitoring host computer is located at the center of matrix.
Further, the distance of multiple photovoltaic DC-to-AC converters to monitoring host computer is greater than 0m and is less than or equal to 50m
Further, the distance between multiple photovoltaic DC-to-AC converters are greater than 0m and are less than or equal to 10m
A kind of monitoring method, applied to any one monitoring device of claim 1-5；The step of monitoring method includes:
S1: monitoring host computer sends monitoring signals to equipment to be monitored by the first sender unit and judges whether to supervise
It measures；
S2: when S1 monitoring result be it is yes, monitoring host computer receives the operating parameter that equipment to be monitored is sent and joins the operation
Number is stored in storage device, realizes point-to-point monitoring；
S3: whether the monitored equipment to be monitored of monitoring host computer judgement is equipment that the last one needs to monitor；
S4: when the judging result of S3 be it is yes, then terminate to monitor；
S5: when S1 monitoring result be it is no, monitoring host computer to monitoring device of skipping a grade sends monitoring signals and by the prison of skipping a grade
Measurement equipment monitors the equipment to be monitored in S1, and judges whether to monitor；
S6: when the monitoring result of S5 be it is yes, monitoring device of skipping a grade receive S1 in equipment to be monitored operating parameter simultaneously will
The operating parameter is sent to monitoring host computer, and returns to S3 and S4；
S7: when the judging result of S5 be it is no, whether monitoring host computer judgement monitoring device of skipping a grade is the last one monitoring of skipping a grade
Equipment；
S8: when the judging result of S7 be it is yes, monitoring host computer judge photovoltaic DC-to-AC converter to be monitored whether be the last one need
The equipment to be monitored；
S9: when the judging result of S8 be it is yes, then terminate to monitor.
Further, when the judging result of S7 be it is no, monitoring host computer to it is next skip a grade monitoring device send monitoring signals
It is monitored to treat monitoring device and returns to S5.
Further, when S8 judging result be it is no, then monitoring host computer to it is next skip a grade monitoring device send monitoring signals,
Return to S1.
Further, when the judging result of S3 be it is no, then monitoring host computer to next photovoltaic DC-to-AC converter send echo signal,
Return to S1.
The invention has the beneficial effects that the monitoring device and monitoring method that provide, by specifying a photovoltaic DC-to-AC converter pair
Another photovoltaic DC-to-AC converter that can not directly monitor is monitored realization and skips a grade monitoring, improves the prison to photovoltaic inverter system
Efficiency is controlled, ensure that the stability to photovoltaic inverter system monitoring, and monitoring device mounting structure is simple.
Detailed description of the invention
Fig. 1 is a kind of schematic diagram of monitoring device of the invention；
Fig. 2 is that a kind of barrier of monitoring device of the invention is located at the schematic diagram of another location；
Fig. 3 is a kind of structural block diagram of monitoring device of the invention；
Fig. 4 is the structural block diagram of the photovoltaic DC-to-AC converter of the monitoring device in Fig. 3；
Fig. 5 is the structural block diagram of the monitoring host computer of the monitoring device in Fig. 3；
Fig. 6 is a kind of flow chart of the monitoring method of monitoring device of the invention.
Specific embodiment
Specific introduce is made to the present invention below in conjunction with the drawings and specific embodiments.
As shown in Figures 1 to 6, a kind of monitoring device 100 comprising:
Multiple photovoltaic DC-to-AC converters 101.The photovoltaic DC-to-AC converter 101 has preset target component and it can be realized to mutual
Between be monitored.
Monitoring host computer 102, for sending monitoring signals to photovoltaic DC-to-AC converter 101 to monitor the operation of photovoltaic DC-to-AC converter 101
The operating parameter is simultaneously sent to server by parameter.
Server, for receive monitoring host computer 102 transmission about photovoltaic DC-to-AC converter 101 operating parameter and for user read
It takes, to prompt the operation conditions of user's photovoltaic DC-to-AC converter 101.
Wherein, monitoring host computer 102 includes:
First sender unit 1021, for sending the operating parameter of monitoring signals and photovoltaic DC-to-AC converter 101.
First signal receiving device 1022, for receiving the operating parameter of photovoltaic DC-to-AC converter 101.
Storage device 1023, for storing the operating parameter of photovoltaic DC-to-AC converter 101.
Photovoltaic DC-to-AC converter 101 includes:
Second signal sending device 1011, for operating parameter to be sent to the first signal receiving device 1022.
Second signal reception device 1012, for receiving the monitoring signals of the first sender unit 1021 transmission.
Processor 1013, for comparative analysis target component and the monitoring sent received from the first sender unit 1021
Signal is to control photovoltaic DC-to-AC converter 101.
First sender unit, 1021 communication connection is to second signal reception device 1012 and server.First signal connects
1022 communication connection of receiving apparatus is to second signal sending device 1011.1023 communication connection of storage device sends to the first signal and fills
Set 1021 and first signal receiving device 1022.
Wherein, one 1011 communication connection of second signal sending device in multiple photovoltaic DC-to-AC converters 101 is to multiple light
Lie prostrate another the second signal reception device 1012 in inverter 101.Another second in multiple photovoltaic DC-to-AC converters 101
One second signal reception device 1012 of 1011 communication connection of sender unit into multiple photovoltaic DC-to-AC converters 101.
Monitoring signals include: echo signal and route signal.
When 1013 comparative analysis echo signal of processor is identical as target component, which is to be monitored
Equipment.
When 1013 comparative analysis route signal of processor is identical as target component, which is prison of skipping a grade
Measurement equipment.
Wherein, monitoring device of skipping a grade is used to monitor another in multiple photovoltaic DC-to-AC converters 101 and sends out its operating parameter
It send to monitoring host computer 102.
Specifically, working as monitoring host computer 102, a photovoltaic DC-to-AC converter 101 in multiple photovoltaic DC-to-AC converters 101 is supervised
When survey, the echo signal for the monitoring signals that it to be sent is arranged to the preset target component of photovoltaic DC-to-AC converter 101, and will
The monitoring signals are sent to the photovoltaic DC-to-AC converter 101.The photovoltaic DC-to-AC converter 101 passes through processor after receiving the monitoring signals
It is identical as the echo signal in monitoring signals that 1013 comparative analyses go out itself preset target component, determines that itself sets to be to be monitored
It is standby, and the operating parameter of itself is sent to monitoring host computer 102 by second signal sending device 1011.When monitoring host computer 102
The trip information that the photovoltaic DC-to-AC converter 101 is sent back to is not received after sending monitoring signals, then determines the photovoltaic DC-to-AC converter 101
It is blocked by blindage 103.Monitoring host computer 102 retransmits monitoring signals to specified photovoltaic DC-to-AC converter 101 at this time, and this is specified
Photovoltaic DC-to-AC converter 101 be transformed into monitoring device of skipping a grade, and by the monitoring device of skipping a grade to the photovoltaic blocked by blindage 103
Inverter 101 is monitored.Its detailed process are as follows: the echo signal for the monitoring signals to be sent is arranged monitoring host computer 102
At the preset target component of photovoltaic DC-to-AC converter 101 and the route signal of monitoring signals is arranged to another photovoltaic inversion simultaneously
The target component of device 101.Specified photovoltaic DC-to-AC converter 101 passes through the road judged in itself preset target component and monitoring signals
Identical by signal and from monitoring signals echo signals are different, determine itself for monitoring device of skipping a grade.At this time as monitoring of skipping a grade
Equipment, the photovoltaic DC-to-AC converter 101 after the detection signal received to be sent to blindage 103, the photovoltaic DC-to-AC converter after blindage 103
101 receive the echo signal for judging itself preset target component and monitoring signals after the monitoring signals by processor 1013
It is identical, that is, determine that itself is equipment to be monitored, and the operating parameter of itself is sent to monitoring device of skipping a grade, monitoring device of skipping a grade
The operating parameter received is retransmited to monitoring host computer 102.
It wherein, further, can be according to the arrangement of live photovoltaic DC-to-AC converter 101 in order to improve the working efficiency of system
Specify multiple photovoltaic DC-to-AC converters 101 as monitoring device of skipping a grade with the feature at scene.Setting can be avoided in this way needs to supervise every time
When photovoltaic DC-to-AC converter 101 after surveying blindage 103, require successively to send monitoring signals to numerous photovoltaic DC-to-AC converter 101 with reality
Now monitoring causes monitoring time long, under efficiency is relatively low.The number for the photovoltaic DC-to-AC converter 101 being specifically designated can be according to practical feelings
Depending on condition.
As a preferred embodiment, multiple photovoltaic DC-to-AC converters 101 are arranged in a matrix.
As a preferred embodiment, monitoring host computer 102 is located at the center of matrix.Setting can guarantee to monitor in this way
The stability for the monitoring signals that host 102 is sent to each photovoltaic DC-to-AC converter 101.
As a preferred embodiment, the distance of multiple photovoltaic DC-to-AC converter 101 to monitoring host computers 102 is less than greater than 0m
Equal to 50m, to guarantee the stability of signal transmission.
As a preferred embodiment, the distance between multiple photovoltaic DC-to-AC converters 101, which are greater than 0m, is less than or equal to 10m,
To guarantee the stability of signal transmitting.
As a preferred embodiment, the distance of multiple photovoltaic DC-to-AC converters 101 to monitoring host computer 102 is 20m, it should be away from
From the transmission efficiency being provided with conducive to signal, further increase the monitoring efficiency of photovoltaic DC-to-AC converter 101.
As a preferred embodiment, the distance between multiple photovoltaic DC-to-AC converters 101 are 2m, which is provided with
Conducive to the transmission efficiency of signal, the monitoring efficiency of photovoltaic DC-to-AC converter 101 is further increased.
Alternatively, multiple photovoltaic DC-to-AC converters 101 can also be arranged at circular arrangement at irregular shape
Column.
The present invention also provides one kind, the monitoring method applied to above-mentioned monitoring device 100.The step of monitoring method
Include:
S1: monitoring host computer 102 sends monitoring signals to equipment to be monitored by the first sender unit 1021 and judges
Whether can monitor.
S2: when S1 monitoring result be it is yes, monitoring host computer receives the operating parameter that equipment to be monitored is sent and joins the operation
Number is stored in storage device 1023, realizes point-to-point monitoring.
S3: whether the monitored equipment to be monitored of the judgement of monitoring host computer 102 is equipment that the last one needs to monitor.
S4: when the judging result of S3 be it is yes, then terminate to monitor.
S5: when S1 monitoring result be it is no, monitoring host computer 102 is sent to monitoring device of skipping a grade monitoring signals and is skipped a grade by this
Monitoring device monitors the equipment to be monitored in S1, and judges whether to monitor.
S6: when the monitoring result of S5 be it is yes, monitoring device of skipping a grade receive S1 in equipment to be monitored operating parameter simultaneously will
The operating parameter is sent to monitoring host computer 102, and returns to S3 and S4.
S7: when the judging result of S5 be it is no, whether the judgement of monitoring host computer 102 monitoring device of skipping a grade is the last one prison of skipping a grade
Measurement equipment.
S8: when the judging result of S7 be it is yes, monitoring host computer 102 judges whether photovoltaic DC-to-AC converter 101 to be monitored is last
One equipment for needing to monitor.
S9: when the judging result of S8 be it is yes, then terminate to monitor.
As a preferred embodiment, S7 further comprises S71, S71 include: when the judging result of S7 be it is no,
Monitoring host computer 102 sends monitoring signals to next monitoring device of skipping a grade and is monitored with to treat monitoring device and returns to S5.
As a preferred embodiment, when S8 judging result be it is no, then monitoring host computer 102 is to next monitoring of skipping a grade
Equipment sends monitoring signals, returns to S1.
As a preferred embodiment, when S3 judging result be it is no, then monitoring host computer 102 is inverse to next photovoltaic
Become device 101 and send echo signal, returns to S1.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the above embodiments do not limit the invention in any form, all obtained by the way of equivalent substitution or equivalent transformation
Technical solution is fallen within the scope of protection of the present invention.
Claims (10)
1. a kind of monitoring device characterized by comprising
Multiple photovoltaic DC-to-AC converters have preset target component and can be realized monitoring function；
Monitoring host computer, for monitoring the operating parameter of the photovoltaic DC-to-AC converter and receiving the operating parameter；
Server, for receive that the monitoring host computer sends about the photovoltaic DC-to-AC converter operating parameter and read for user
It takes；
The monitoring host computer includes:
First sender unit, for sending monitoring signals；
First signal receiving device, for receiving the operating parameter of the photovoltaic DC-to-AC converter；
Storage device, for storing the operating parameter；
The photovoltaic DC-to-AC converter includes:
Second signal sending device, for the operating parameter to be sent to first signal receiving device；
Second signal reception device, the monitoring signals sent for receiving first sender unit；
Processor, for target component described in comparative analysis and the monitoring sent received from first sender unit
Signal is to control the photovoltaic DC-to-AC converter；
The first sender unit communication connection is to the second signal reception device and the server；First letter
Number reception device communication connection is to the second signal sending device；The storage device communication connection to first signal is sent out
Send device and first signal receiving device；
Wherein, one second signal sending device communication connection in multiple photovoltaic DC-to-AC converters is inverse to multiple photovoltaics
Become another the second signal reception device in device；Another second signal in multiple photovoltaic DC-to-AC converters sends dress
Set one second signal reception device of the communication connection into multiple photovoltaic DC-to-AC converters；
The monitoring signals include: echo signal and route signal；
When the echo signal described in the processor comparative analysis is identical as the target component, which is to be monitored
Equipment；
When the route signal described in the processor comparative analysis is identical as the target component, which is prison of skipping a grade
Measurement equipment.
2. monitoring device according to claim 1, which is characterized in that
The monitoring device of skipping a grade is used to monitor another in multiple photovoltaic DC-to-AC converters and is sent to its operating parameter
Monitoring host computer.
3. monitoring device according to claim 1, which is characterized in that
Multiple photovoltaic DC-to-AC converters are arranged in a matrix.
4. monitoring device according to claim 3, which is characterized in that
The monitoring host computer is located at the center of the matrix.
5. monitoring device according to claim 4, which is characterized in that
The distance of multiple photovoltaic DC-to-AC converters to the monitoring host computer is greater than 0m and is less than or equal to 50m.
6. monitoring device according to claim 5, which is characterized in that
The distance between multiple described photovoltaic DC-to-AC converters are greater than 0m and are less than or equal to 10m.
7. a kind of monitoring method, which is characterized in that applied to monitoring device described in claim 1-5 any one；The prison
The step of prosecutor method includes:
S1: monitoring host computer sends monitoring signals to the equipment to be monitored by the first sender unit and judges whether to supervise
It measures；
S2: when S1 monitoring result be it is yes, the monitoring host computer receives the operating parameter that the equipment to be monitored is sent and by the fortune
Row parameter is stored in the storage device, realizes point-to-point monitoring；
S3: whether the monitored equipment to be monitored of monitoring host computer judgement is equipment that the last one needs to monitor；
S4: when the judging result of S3 be it is yes, then terminate to monitor；
S5: when S1 monitoring result be it is no, the monitoring host computer to monitoring device of skipping a grade sends monitoring signals and by the prison of skipping a grade
Measurement equipment monitors the equipment to be monitored in S1, and judges whether to monitor；
S6: when the monitoring result of S5 is yes, the operating parameter of the equipment to be monitored in the monitoring device reception S1 that skips a grade
And the operating parameter is sent to the monitoring host computer, and return to S3 and S4；
S7: when the judging result of S5 be it is no, whether monitoring device of skipping a grade described in monitoring host computer judgement is that the last one is skipped a grade
Monitoring device；
S8: when the judging result of S7 be it is yes, monitoring host computer judge the photovoltaic DC-to-AC converter to be monitored whether be the last one need
The equipment to be monitored；
S9: when the judging result of S8 be it is yes, then terminate to monitor.
8. monitoring method according to claim 7, which is characterized in that
When the judging result of S7 be it is no, the monitoring host computer to next monitoring device of skipping a grade send the monitoring signals with
The equipment to be monitored is monitored and returns to S5.
9. monitoring method according to claim 8, which is characterized in that
When S8 judging result be it is no, then monitoring host computer sends the monitoring signals to next monitoring device of skipping a grade, and returns to
S1。
10. monitoring method according to claim 8, which is characterized in that
When the judging result of S3 be it is no, then monitoring host computer sends echo signal to next photovoltaic DC-to-AC converter, returns to S1.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811636923.0A CN109725591B (en) | 2018-12-29 | 2018-12-29 | Monitoring device and method thereof |
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|---|---|---|---|
| CN201811636923.0A CN109725591B (en) | 2018-12-29 | 2018-12-29 | Monitoring device and method thereof |
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| CN109725591B CN109725591B (en) | 2023-08-15 |
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| Publication number | Publication date |
|---|---|
| CN109725591B (en) | 2023-08-15 |
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