CN207460216U - A kind of virtual 485 mixing self-healing monitoring system in photovoltaic power station power station - Google Patents
A kind of virtual 485 mixing self-healing monitoring system in photovoltaic power station power station Download PDFInfo
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- CN207460216U CN207460216U CN201721229243.8U CN201721229243U CN207460216U CN 207460216 U CN207460216 U CN 207460216U CN 201721229243 U CN201721229243 U CN 201721229243U CN 207460216 U CN207460216 U CN 207460216U
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Abstract
The utility model is related to a kind of virtual 485 mixing self-healing monitoring system in photovoltaic power station power station, including multiple 485 equipment（5）, multiple first virtual 485 equipment（3）, at least one collecting device（1）, ring exchanger（2）With telecommunications VPDN networks, the multiple 485 equipment（5）It is connected by the mode of handing in hand, the multiple 485 equipment（5）With the multiple first virtual 485 equipment（3）It connects one to one, the multiple first virtual 485 equipment（3）It is connected also by mode hand in hand, and is connected to ring exchanger（2）Upper formation looped network, the ring exchanger（2）With telecommunications VPDN network connections, the collecting device（1）Pass through ring exchanger（2）485 equipment virtual to first carries out the concurrently inquiry of data.The flexibility of the utility model is strong, can be adjusted according to on-site actual situations, and breakdown judge is easy and can realize chain rupture self-healing, and reduces equipment investment and cost.
Description
Technical field
The utility model is related to the virtual of photovoltaic power supply technical field more particularly to a kind of photovoltaic power station power station
485 mixing self-healing monitoring systems.
Background technology
In the prior art, 485 communications have the advantages that simple constructing communication network, strong antijamming capability, scene paving line are easy.
In the intelligent monitor system of photovoltaic power station, substantial amounts of 485 communication equipment is usually present, it is industrial and power utility
485 communication protocols are MODBUS stipulations.Any one node disconnects among 485 communication bus, and all subsequent equipment communications are all
It can chain rupture.Only allow the multiple slaves of host in MODBUS stipulations single bus, and the slave quantity on same bus cannot
More than 255, data query can only poll inquiry, if there are a equipment up to a hundred, the real-time meetings of data in single bus
It is very poor.Current photovoltaic power station is, it is necessary to which the number of devices of monitoring is numerous, and data need to be sent to multiple main websites, leads to
Often data are forwarded, it is necessary to increase corresponding end of standing in bus end in order to access more equipment, quickening real-time, increase multichannel
Equipment and corollary system, this can increase equipment investment cost and actual maintenance cost.
Utility model content
In view of this, big for equipment investment in the prior art, easy the technical issues of chain rupture occurs, this practicality is new
Type provides virtual the 485 of a kind of photovoltaic power station power station that more hosts is supported concurrently to inquire about 485 equipment and 485 chain rupture self-healings
Self-healing monitoring system is mixed, to reduce equipment investment and cost.
The technical solution of the utility model is to provide a kind of the virtual of photovoltaic power station power station with lower structure
485 mixing self-healing monitoring systems, including multiple 485 equipment, multiple first virtual 485 equipment, at least one collecting device, looped network
Interchanger and telecommunications VPDN networks, the multiple 485 equipment are connected by the mode of handing in hand, the multiple 485 equipment and described
Multiple first virtual 485 equipment connect one to one, and the multiple first virtual 485 equipment is connected also by mode hand in hand,
And be connected on ring exchanger and form looped network, the ring exchanger and telecommunications VPDN network connections, the collecting device lead to
Cross the concurrently inquiry that ring exchanger 485 equipment virtual to first carries out data.
As optional, the virtual 485 mixing self-healing monitoring system further includes at least one second virtual 485 equipment, institute
It states the second virtual 485 equipment to be correspondingly connected with one of them 485 equipment, second virtual 485 equipment also passes through virtual 485
Communication interface is connected with the collecting device.
There are two as optional, described collecting device, two collecting devices can simultaneously carry out multiple virtual 485 equipment
Bus data is called.
As optional, each first virtual 485 equipment and each second virtual 485 equipment are respectively passed through by 485 equipment
485 order wires are linked into 485 turns of ethernet devices and form.
Using the utility model, compared with prior art, has the following advantages：Under normal mode of operation, collecting device leads to
Cross the concurrently inquiry that virtual to first 485 equipment of ring exchanger carries out data, which can concurrently inquire about, can two adopt
Collect equipment and bus data calling is carried out to multiple virtual 485 equipment simultaneously.When wherein any one cable disconnection, ring exchanger
With looped network self-healing function, data can walk respective channels automatically.Under standby mode, collecting device passes through mark second virtual 485
Equipment is polled inquiry data, ensures that data redundancy is reliable.The flexibility of the utility model is strong, can be according to on-site actual situations
It is adjusted, breakdown judge is easy and can realize chain rupture self-healing, and reduces equipment investment and cost.
Description of the drawings
Fig. 1 is the structure diagram of the utility model.
As shown in the figure：1st, collecting device, 2, ring exchanger, the 3, first virtual 485 equipment, the 4, second virtual 485 equipment,
5th, 485 equipment.
Specific embodiment
The following description and drawings fully show the specific embodiment of the utility model, so that those skilled in the art
It can implement them.Embodiment only represents possible variation.Unless explicitly requested, otherwise individual components and functionality is optional
, and the order operated can change.The part of some embodiments and feature can be included in or replace other implementations
The part of scheme and feature.The scope of the embodiment of the utility model includes the gamut and right of claims
All obtainable equivalents of claim.Herein, these embodiments of the utility model can be by individually or always
Ground represents that this if in fact discloses the practicality more than one just for the sake of convenient with term " utility model "
It is new, it is not meant to automatically limit the scope of the application and conceives for any single utility model or utility model.That is, this practicality
It is new to have what is recombinated and replace there may be more than one embodiment, and between the scheme of each embodiment or technical characteristic
May, but from the point of view of those of ordinary skill in the art, these restructuring and replacement are all enforceable.
As shown in Figure 1, the virtual 485 mixing self-healing monitoring system in the photovoltaic power station power station of the utility model, bag
Include multiple 485 equipment 5, multiple first virtual 485 equipment 3, at least one collecting device 1, ring exchanger 2 and telecommunications VPDN nets
Network, the multiple 485 equipment 5 are connected by the mode of handing in hand, and the multiple 485 equipment 5 and the multiple first virtual 485 is set
Standby 3 connect one to one, and the multiple first virtual 485 equipment 3 is connected also by mode hand in hand, and are connected to looped network exchange
Looped network is formed on machine 2, the ring exchanger 2 and telecommunications VPDN network connections, the collecting device 1 pass through ring exchanger 2
485 equipment virtual to first carries out the concurrently inquiry of data.
The virtual 485 mixing self-healing monitoring system further includes at least one second virtual 485 equipment 4, and described second is empty
Intend 485 equipment 4 to be correspondingly connected with one of them 485 equipment, second virtual 485 equipment 4 is also connect by virtual 485 communication
Mouth is connected with the collecting device 1.
The collecting device 1 has two, and two collecting devices 1 can 485 equipment 3 or the second virtual to multiple first simultaneously
Virtual 485 equipment 4 carries out bus data calling.Two collecting devices carry out bus data to multiple virtual 485 equipment simultaneously and call together
It calls out.When wherein any one cable disconnects, ring exchanger has looped network self-healing function, and data can walk respective channels automatically.Two
Platform collecting device is an example, but is not limited to this quantity.
Each first virtual 485 equipment 3 and each second virtual 485 equipment 4 respectively pass through 485 communications by 485 equipment
Line is linked into 485 turns of ethernet devices and forms.
It should be noted that attached drawing is only made to illustrate, detailed the characteristics of describing the utility model, but the common skill in field are failed to
Art personnel description according to the present utility model, knows its specific embodiment.
The above embodiments are merely examples for clearly illustrating the creation of the utility model, and not new to this practicality
The restriction of type specific embodiment.In order to clearly demonstrate the syntagmatic of each component, above to various illustrative components and
Its connection relation is generally described around its function, and the combination as this component is which kind of function realized, is depended on
Specific application and the design constraint applied to whole device.For those of ordinary skill in the art, exist
It can also be made other variations or changes in different ways on the basis of above description.There is no need and unable to all implementation
Mode is exhaustive.Any obvious changes or variations extended out within the spirit and principle of the utility model
Among the protection domain of present claims.
Claims (4)
1. a kind of virtual 485 mixing self-healing monitoring system in photovoltaic power station power station, including multiple 485 equipment（5）, it is multiple
First virtual 485 equipment（3）, at least one collecting device（1）, ring exchanger（2）With telecommunications VPDN networks, feature exists
In：The multiple 485 equipment（5）It is connected by the mode of handing in hand, the multiple 485 equipment（5）It is virtual with the multiple first
485 equipment（3）It connects one to one, the multiple first virtual 485 equipment（3）It connects, and connects also by mode hand in hand
To ring exchanger（2）Upper formation looped network, the ring exchanger（2）With telecommunications VPDN network connections, the collecting device（1）
Pass through ring exchanger（2）485 equipment virtual to first carries out the concurrently inquiry of data.
2. the virtual 485 mixing self-healing monitoring system in photovoltaic power station power station according to claim 1, feature exist
In：The virtual 485 mixing self-healing monitoring system further includes at least one second virtual 485 equipment（4）, described second is virtual
485 equipment（4）It is correspondingly connected with one of them 485 equipment, second virtual 485 equipment（4）Also by virtual 485 communication
Interface and the collecting device（1）Connection.
3. the virtual 485 mixing self-healing monitoring system in photovoltaic power station power station according to claim 2, feature exist
In：The collecting device（1）There are two, two collecting devices（1）Can simultaneously 485 equipment virtual to multiple first（3）Or the
Two virtual 485 equipment（4）Carry out bus data calling.
4. the virtual 485 mixing self-healing monitoring system in the photovoltaic power station power station according to Claims 2 or 3, special
Sign is：Each first virtual 485 equipment（3）With each second virtual 485 equipment（4）Respectively led to by 485 equipment by 485
Letter line is linked into 485 turns of ethernet devices and forms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721229243.8U CN207460216U (en) | 2017-09-25 | 2017-09-25 | A kind of virtual 485 mixing self-healing monitoring system in photovoltaic power station power station |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721229243.8U CN207460216U (en) | 2017-09-25 | 2017-09-25 | A kind of virtual 485 mixing self-healing monitoring system in photovoltaic power station power station |
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| Publication Number | Publication Date |
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| CN207460216U true CN207460216U (en) | 2018-06-05 |
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| CN201721229243.8U Active CN207460216U (en) | 2017-09-25 | 2017-09-25 | A kind of virtual 485 mixing self-healing monitoring system in photovoltaic power station power station |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113775936A (en) * | 2021-08-18 | 2021-12-10 | 国家管网集团大连液化天然气有限公司 | Multi-main acquisition method for auxiliary system of LNG receiving station |
-
2017
- 2017-09-25 CN CN201721229243.8U patent/CN207460216U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113775936A (en) * | 2021-08-18 | 2021-12-10 | 国家管网集团大连液化天然气有限公司 | Multi-main acquisition method for auxiliary system of LNG receiving station |
| CN113775936B (en) * | 2021-08-18 | 2023-10-24 | 国家管网集团大连液化天然气有限公司 | Multi-main acquisition method for LNG receiving station auxiliary system |
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