CN204315081U - A kind of information acquisition system of 10 kilovolts of distributed photovoltaic power stations - Google Patents
A kind of information acquisition system of 10 kilovolts of distributed photovoltaic power stations Download PDFInfo
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- CN204315081U CN204315081U CN201420617528.9U CN201420617528U CN204315081U CN 204315081 U CN204315081 U CN 204315081U CN 201420617528 U CN201420617528 U CN 201420617528U CN 204315081 U CN204315081 U CN 204315081U
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- information acquisition
- acquisition system
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- photovoltaic power
- distributed photovoltaic
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Abstract
This application provides a kind of information acquisition system of 10 kilovolts of distributed photovoltaic power stations, comprise 485 PORT COM be connected by bus mode with the telesignalisation output terminal of the subsystems in 10 kilovolts of distributed photovoltaic power stations, the telesignalisation that subsystems exports is outputted to interface integrated apparatus by 485 PORT COM, telesignalisation is converted to light signal and is outputted to the main control unit in 10 kilovolts of distributed photovoltaic power stations by fiber optic network by interface integrated apparatus, thus completes the task of the telesignalisation of subsystems being carried out gathering.
Description
Technical field
The application relates to technical field of photovoltaic power generation, more particularly, relates to a kind of information acquisition system of 10 kilovolts of distributed photovoltaic power stations.
Background technology
10 kilovolts of distributed photovoltaic power stations are in operation, its main control unit must grasp the running status of photovoltaic plant each subsystem the moment, moment gathers the telemetry intelligence (TELINT) of each subsystem in distributed photovoltaic power station, as interior inverter of standing, header box, guarantor survey the telemetry intelligence (TELINT) of device in the stations such as device, electric energy quality on-line monitoring device, environment detector, watt-hour meter.Therefore a kind of distributed information acquisition system is needed badly, to gather the telemetry intelligence (TELINT) of the subsystems in 10 kilovolts of distributed photovoltaic power stations.
Utility model content
In view of this, the application provides a kind of distributed information acquisition system of 10 kilovolts of photovoltaic plants, for gathering the telemetry intelligence (TELINT) of all subsystems in 10 kilovolts of photovoltaic plants.
To achieve these goals, the existing scheme proposed is as follows:
The information acquisition system in 10 kilovolts of distributed photovoltaic power stations, comprising:
Multiple 485 communication port, are connected with the telesignalisation output port of multiple subsystems in 10 kilovolts of distributed photovoltaic power stations respectively with bus mode, for carrying described telesignalisation;
Interface integrated apparatus, is connected with described 485 PORT COM, for described telesignalisation being converted to light signal and outputting to the main control unit in described 10 kilovolts of distributed photovoltaic power stations;
Fiber optic network, is configured to for described interface integrated apparatus and described main control unit being linked together.
Preferably, described subsystem is that in station, inverter, header box, guarantor survey device, electric energy quality on-line monitoring device, environment detector or watt-hour meter.
Preferably, described interface integrated apparatus comprises light cat, fiber-optic signal transceiver or intelligent self-healing transceiver.
Preferably, described self-healing transceiver is provided with 4 data-interfaces.
Preferably, meter reading data interface is included in described 4 data-interfaces.
Preferably, described fiber optic network be arranged on the power transmission cable for carrying described 10 kilovolts of distributed photovoltaic power stations support on or in groove.
Preferably, the optical fiber of described fiber optic network is single-mode fiber or multimode optical fiber.
Preferably, described fiber optic network is point to point network, master-slave network, Star Network, two fine Self-healing Rings network or Ethernet.
Preferably, described two fine Self-healing Rings network comprises:
With two core fibres being provided with optical transmitter and receiver that two receipts two make a start mouth and being connected;
Be arranged on the switch controller on described two core fibres, described switch controller is for the treatment of self-healing function.
Preferably, described Ethernet adopts layered architecture.
As can be seen from technique scheme, the information acquisition system in 10 kilovolts of distributed photovoltaic power stations that the application provides comprises 485 PORT COM be connected by bus mode with the telesignalisation output terminal of the subsystems in 10 kilovolts of distributed photovoltaic power stations, the telesignalisation that subsystems exports is outputted to interface integrated apparatus by 485 PORT COM, telesignalisation is converted to light signal and is outputted to the main control unit in 10 kilovolts of distributed photovoltaic power stations by fiber optic network by interface integrated apparatus, thus complete the task of the telesignalisation of subsystems being carried out gathering.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present application 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 application, 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.
The structural drawing of the information acquisition system in a kind of 10 kilovolts of distributed photovoltaic power stations that Fig. 1 provides for the embodiment of the present application;
The structural drawing of a kind of two fine Self-healing Rings network that Fig. 2 provides for the embodiment of the present application.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present application, be clearly and completely described the technical scheme in the embodiment of the present application, obviously, described embodiment is only some embodiments of the present application, instead of whole embodiments.Based on the embodiment in the application, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the application's protection.
The structural drawing of the information acquisition system in a kind of 10 kilovolts of distributed photovoltaic power stations that Fig. 1 provides for the embodiment of the present application.
As shown in Figure 1, the information acquisition system that the present embodiment provides comprises 485 PORT COM, be connected by the telemetry intelligence (TELINT) output port 11 of bus mode with multiple subsystems 10 in 10 kilovolts of distributed photovoltaic power stations, 485 PORT COM are also connected with interface integrated apparatus, and interface integrated apparatus is also connected by the main control unit of fiber optic network 30 with 10 kilovolts of distributed photovoltaic power stations.
Multiple subsystem 10 is respectively inverter, header box, guarantor in station and surveys device, electric energy quality on-line monitoring device, environment detector and watt-hour meter.
Telesignalisation utilizes bus mode to output to interface integrated apparatus by 485 PORT COM by the telesignalisation output terminal 11 of each subsystem 10, and this telesignalisation is converted to light signal by interface integrated apparatus, and utilizes fiber optic network 30 to output to main control unit., interface integrated apparatus is provided with light cat (MODEM), optical signal transceiver or intelligent self-healing transceiver.The latter is more advanced, and when fiber cable network breaks down, intelligent transceiver can free route, and automatically recover after failure vanishes, intelligent self-healing transceiver is provided with multiple (4) data-interface, can for other communication, the use such as such as to check meter.
Optical fiber in fiber optic network 30 can select single-mode fiber or multimode optical fiber according to the situation of the distance of transmission range and signal attenuation, and single-mode fiber transmission range is comparatively large, and decay is very little, can transmit infinite distance in principle, but cost is higher; And multimode optical fiber decay is comparatively large, certain distance can meet the requirement of communication, and cost is lower.
When laying optical fiber, the erection situation according to the power transmission line in 10 kilovolts of distributed photovoltaic power stations is determined, as power transmission line adopts pole line, then just optical fibre frame is located at the shaft tower for setting up power transmission line, and is suspended on the steel strand wires that are erected on shaft tower; As power transmission line adopts cable to be laid by groove, then by fibre optic installations in groove, and process optical fiber being carried out to anticorrosion protection against the tide can be needed while carrying out constructing.
Telesignalisation for receiving telesignalisation, and is gone out the main control unit to 10 kilovolts of distributed photovoltaic power stations by the interface integrated apparatus in the present embodiment.
Interface integrated apparatus comprises multiple interface, optical fiber interface and communication interface is had in multiple interface, optical fiber interface is used for being connected with fiber optic network 30, and by fiber optic network output optical signal, also be provided with photoelectric conversion unit (not shown), for light signal being reduced to telesignalisation and being outputted to the main control unit in 10 kilovolts of distributed photovoltaic power stations by communication interface.
As can be seen from technique scheme, the information acquisition system in 10 kilovolts of distributed photovoltaic power stations that the present embodiment provides comprises 485 PORT COM be connected by bus mode with the telesignalisation output terminal of the subsystems in 10 kilovolts of distributed photovoltaic power stations, the telesignalisation that subsystems exports is outputted to interface integrated apparatus by 485 PORT COM, telesignalisation is converted to light signal and is outputted to the main control unit in 10 kilovolts of distributed photovoltaic power stations by fiber optic network by interface integrated apparatus, thus complete the task of the telesignalisation of subsystems being carried out gathering.
Fiber optic network 30 in the present embodiment can be point to point network, master-slave network, star network or two fine Self-healing Rings network, the Ethernet that can also be made up of optical fiber.
The present embodiment is two fine Self-healing Rings network or Ethernet preferably.
The structural drawing of a kind of two fine Self-healing Rings network of Fig. 2 for providing in the present embodiment.
As shown in Figure 2, the two fine Self-healing Rings network provided in the present embodiment comprises the first optical fiber 20, second optical fiber 40 be connected with optical transmitter and receiver 20 and the switch controller be arranged on the first optical fiber 20 and the second optical fiber 40.
Optical transmitter and receiver is be provided with two receipts two to make a start the optical transmitter and receiver of mouth.
Switch controller is for the treatment of self-healing task, possess self-healing function, the transmission quality of automatic evaluation first optical fiber 20 and the second optical fiber 40, and select a top-quality optical fiber as main fiber, using another optical fiber as from optical fiber, so just good communication quality can be kept.
And Ethernet possesses collision detection mechanism, the ageing of communication strengthens greatly, and the real-time performance of system accesses raising.There are 100M and 10M two kinds of Ethernets at present.In addition, it adopts layered architecture, clear in structure.Along with development and the maturation of technology, this fiber optic Ethernet also will obtain some comparatively ripe application in distribution automation system.
Finally, also it should be noted that, in this article, the such as relational terms of first and second grades and so on is only used for an entity or operation to separate with another entity or operational zone, and not necessarily requires or imply the relation that there is any this reality between these entities or operation or sequentially.And, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or equipment and not only comprise those key elements, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or equipment.When not more restrictions, the key element limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment comprising described key element and also there is other identical element.
In this instructions, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the application.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from the spirit or scope of the application, can realize in other embodiments.Therefore, the application can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. the information acquisition system in 10 kilovolts of distributed photovoltaic power stations, is characterized in that, comprising:
485 communication port, are connected with the telesignalisation output port of multiple subsystems in 10 kilovolts of distributed photovoltaic power stations respectively with bus mode, for carrying described telesignalisation;
Interface integrated apparatus, is connected with described 485 PORT COM, for described telesignalisation being converted to light signal and outputting to the main control unit in described 10 kilovolts of distributed photovoltaic power stations;
Fiber optic network, is configured to for described interface integrated apparatus and described main control unit being linked together.
2. information acquisition system as claimed in claim 1, is characterized in that, described subsystem is that in station, inverter, header box, guarantor survey device, electric energy quality on-line monitoring device, environment detector or watt-hour meter.
3. information acquisition system as claimed in claim 1, it is characterized in that, described interface integrated apparatus comprises light cat, fiber-optic signal transceiver or intelligent self-healing transceiver.
4. information acquisition system as claimed in claim 3, it is characterized in that, described self-healing transceiver is provided with 4 data-interfaces.
5. information acquisition system as claimed in claim 4, is characterized in that, include meter reading data interface in described 4 data-interfaces.
6. information acquisition system as claimed in claim 1, is characterized in that, on the support that described fiber optic network is arranged on the power transmission cable for carrying described 10 kilovolts of distributed photovoltaic power stations or in groove.
7. the information acquisition system as described in any one of claim 1 ~ 6, is characterized in that, the optical fiber of described fiber optic network is single-mode fiber or multimode optical fiber.
8. information acquisition system as claimed in claim 7, it is characterized in that, described fiber optic network is point to point network, master-slave network, Star Network, two fine Self-healing Rings network or Ethernet.
9. information acquisition system as claimed in claim 8, is characterized in that, described two fine Self-healing Rings network comprises:
With two core fibres being provided with optical transmitter and receiver that two receipts two make a start mouth and being connected;
Be arranged on the switch controller on described two core fibres, described switch controller is for the treatment of self-healing function.
10. information acquisition system as claimed in claim 8, is characterized in that, described Ethernet adopts layered architecture.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420617528.9U CN204315081U (en) | 2014-10-23 | 2014-10-23 | A kind of information acquisition system of 10 kilovolts of distributed photovoltaic power stations |
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| CN201420617528.9U CN204315081U (en) | 2014-10-23 | 2014-10-23 | A kind of information acquisition system of 10 kilovolts of distributed photovoltaic power stations |
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| CN204315081U true CN204315081U (en) | 2015-05-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106647490A (en) * | 2016-12-19 | 2017-05-10 | 台州伟博环保设备科技有限公司 | Plasma generator power supply control system |
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2014
- 2014-10-23 CN CN201420617528.9U patent/CN204315081U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106647490A (en) * | 2016-12-19 | 2017-05-10 | 台州伟博环保设备科技有限公司 | Plasma generator power supply control system |
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Granted publication date: 20150506 Termination date: 20211023 |