CN204515500U - Photo-voltaic power generation station electric power monitoring system - Google Patents
Photo-voltaic power generation station electric power monitoring system Download PDFInfo
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- CN204515500U CN204515500U CN201520127272.8U CN201520127272U CN204515500U CN 204515500 U CN204515500 U CN 204515500U CN 201520127272 U CN201520127272 U CN 201520127272U CN 204515500 U CN204515500 U CN 204515500U
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
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Abstract
Photo-voltaic power generation station electric power monitoring system, comprises monitoring central server, data acquisition control module, on-the-spot industrial computer, the display screen that is connected with on-the-spot industrial computer; Data acquisition control module comprises microprocessor, PLC module group, and microprocessor is connected with monitoring central server with on-the-spot industrial computer; PLC module group comprises switching input module, switching value output module, Analog input mModule, analog output module, three phase electrical parameters measurement module; In PLC module group, the front of the shell of five kinds of modules arranges draw-in groove, the back side arranges clamp, and each module is connected together also clamping on the microprocessor by clamp and draw-in groove.Multiple module of the present utility model shares a microprocessor, significantly saves the construction cost of photo-voltaic power generation station electric power monitoring system, and the management being also convenient to system controls; Each module of PLC module group has good shielding action, heat dispersion and anti-conduction dust performance.
Description
Technical field
The utility model relates to power monitoring technical field, particularly, relates to a kind of photo-voltaic power generation station electric power monitoring system.
Background technology
Low-voltage distribution apparatus is as the end link of electric system, its function and performance directly affect the quality of electric energy, and traditional low-voltage distribution apparatus assembles primarily of several major parts such as isolating switch, disconnector, mutual inductor, primary circuit, secondary circuits.Along with the construction of intelligent grid, require that system monitoring can be provided convenience, intuitively about quality of power supply real-time information more accurately, realize the monitoring to distribution and watch-dog and intelligent components and parts, protection communicates with control.
At present, the intensive care unit, wastewater treatment, wind power station water treatment, photo-voltaic power generation station, manufacturing works etc. of many important places such as hospital need the place of complicated monitoring and control, to be monitored quality of power supply parameters by low-voltage distribution system.
Low-voltage distribution system of the prior art generally adopts the different electrical quantity such as PLC module switch amount, analog quantity, full electrical quantity to carry out gathering or controlling, but the independent configure microprocessor of each PLC module also communicates separately with background monitoring device, because microprocessor has higher cost, thus higher, the complex management of entire system cost.And in photo-voltaic power generation station, need to monitor power generation situation, generating is controlled, therefore need the parameter of monitor and forecast more, the number of microprocessors adopting aforementioned prior art structure supervisory system to use is numerous, and system cost is high.
The surface of shell (generally on the side plate of housing) of each module of the use of LV intelligent switching system of the prior art offers thermal vias, dust easily enters enclosure interior, affect the serviceable life of module, and poor anti jamming capability, be easily subject to electromagnetic interference (EMI).
Therefore the present embodiment is on the basis of embodiment 1, the shell of above-mentioned switching input module 21, switching value output module 22, Analog input mModule 23, analog output module 24, three phase electrical parameters measurement module 25 is metal shell, adopts aluminum alloy casing in the present embodiment.In addition, two side plates of shell all respectively adopt a whole plate to make, and namely side plate do not offer louvre.Side plate is not offered louvre and just can effectively be prevented dust from entering in shell, has good anti-conduction dust performance; And adopt metal shell can not only when without ensureing good heat dispersion when louvre, and can also effective shield electromagnetic interference, antijamming capability is strong.
Utility model content
The purpose of this utility model is just to provide a kind of low cost, is easy to the photo-voltaic power generation station electric power monitoring system of management.
The technical scheme in the invention for solving the above technical problem is:
Photo-voltaic power generation station electric power monitoring system, comprises monitoring central server, data acquisition control module, on-the-spot industrial computer, the display screen that is connected with on-the-spot industrial computer; Described data acquisition control module comprises microprocessor, is connected to the PLC module group at microprocessor front or the back side, and described microprocessor is connected with monitoring central server with on-the-spot industrial computer; Described PLC module group comprises switching input module, switching value output module, Analog input mModule, analog output module, three phase electrical parameters measurement module; The front of the shell of described switching input module, switching value output module, Analog input mModule, analog output module, three phase electrical parameters measurement module is provided with draw-in groove, the back side is provided with clamp, and each module in PLC module group is connected together by clamp and draw-in groove; Front or the back side of described microprocessor are provided with plate, and this plate snaps in the draw-in groove of the module of close microprocessor in PLC module group.
As further improvement of the utility model, the shell of described switching input module, switching value output module, Analog input mModule, analog output module, three phase electrical parameters measurement module is metal shell.
Further, the shell of described switching input module, switching value output module, Analog input mModule, analog output module, three phase electrical parameters measurement module is aluminum alloy casing.
Further, described microprocessor is provided with RJ45 interface, microprocessor is connected with monitoring central server with on-the-spot industrial computer by Ethernet.
Further, described plate is made up of a transverse slat and riser, and riser is arranged perpendicular to transverse slat, and riser upper end is connected on transverse slat, and lower end is inserted in the draw-in groove of the module snapping in close microprocessor in PLC module group, makes the grafting of microprocessor and PLC module more convenient.
To sum up, the beneficial effects of the utility model are:
1, each module in PLC module group of the present utility model adopt socket connection and with microprocessor with the use of, multiple module shares a microprocessor, significantly saves the construction cost of photo-voltaic power generation station electric power monitoring system, is also convenient to the management control of system;
2, the utility model is provided with on-the-spot industrial computer and display screen, can the real-time parameter of immediate observation system at the scene, is convenient to timely control;
3, each module of PLC module group of the present utility model adopts metal shell and does not offer louvre, has good shielding action and anti-conduction dust performance, and can ensure the heat dispersion that module is good.
Accompanying drawing explanation
Fig. 1 is can the structural representation of LV Distribution Monitoring System of on-site supervision;
Fig. 2 is the vertical view of data acquisition control module;
Fig. 3 is the draw-in groove of module in PLC module group and the structural representation of clamp;
Fig. 4 is the side view of data acquisition control module.
Mark and corresponding parts title in accompanying drawing: 1-microprocessor; 2-PLC module group; 21-switching input module; 22-switching value output module; 23-Analog input mModule; 24-analog output module; 25-three phase electrical parameters measurement module; 3-draw-in groove; 31-is dull and stereotyped; The straight plate of 32-; 4-clamp; 5-plate; 6-monitoring central server; The on-the-spot industrial computer of 7-; 8-display screen; 9-data acquisition control module.
Embodiment
Below in conjunction with embodiment and accompanying drawing, to the detailed description further of the utility model do, but embodiment of the present utility model is not limited thereto.
Embodiment 1:
As shown in Figure 1, photo-voltaic power generation station electric power monitoring system comprises data acquisition control module 9, monitoring central server 6, on-the-spot industrial computer 7, display screen 8, data acquisition control module 9 is for gathering the switching value of photo-voltaic power generation station electric system, analog quantity, data such as full electrical quantity or export corresponding steering order, described monitoring central server 6 is laid in long-range Surveillance center, on-the-spot industrial computer 7 is arranged in photo-voltaic power generation station scene, monitoring central server 6 is all connected with data acquisition control module 9 with on-the-spot industrial computer 7, receive systematic parameter that data acquisition control module 9 gathers or to data acquisition control module 9 sending controling instruction, display screen 8 is connected with on-the-spot industrial computer 7, the system real time data that displaying scene industrial computer 7 receives.
As shown in Figure 2 and Figure 4, described data acquisition control module comprises microprocessor 1, is connected to the PLC module group 2 at microprocessor 1 front or the back side, and described microprocessor 1 is connected with monitoring central server 6 with on-the-spot industrial computer 7.
Described PLC module group 2 comprises switching input module 21, switching value output module 22, Analog input mModule 23, analog output module 24, three phase electrical parameters measurement module 25 totally 5 kinds of modules, the front of the shell of these 5 kinds of modules is provided with draw-in groove 3, the back side is provided with clamp 4, each module in PLC module group 2 is connected together by clamp 4 and draw-in groove 3, and the clamp 4 of previous module snaps in the draw-in groove 3 of a rear module;
The back side of described microprocessor 1 is provided with plate 5, this plate 5 snaps in the draw-in groove 3 of the module of close microprocessor 1 in PLC module group 2, when plate 5 snaps in the draw-in groove 3 of the module of close microprocessor 1 in PLC module group 2, PLC module group 2 is just connected to the back side of microprocessor 1.
The clamping that aforementioned PLC module group 2 is connected to each module in the back side of microprocessor 1, PLC module group 2 is all non-permanent connection, can pull up at any time, also can clamping get at any time.
Microprocessor 1 in the present embodiment is mainly used in carrying out control and management to module each in PLC module group 2; Aforementioned switches amount load module 21 is for gathering on-off model; Switching value output module 22 is for output switch amount signal; Analog input mModule 23 is for gathering analog signals; Analog output module 24 is for exporting analog signals; Three phase electrical parameters measurement module 25 is for gathering voltage, electric current, the power of three phase electrical parameters such as but not limited to three-phase, and the same prior art of connected mode of these modules and external switch, mutual inductor, electric energy meter etc., repeats no more herein.The software that each module in monitoring central server 6 in the present embodiment, on-the-spot industrial computer 7, microprocessor 1 and PLC module group 2 adopts and circuit are prior art, and the utility model does not carry out any improvement to software and circuit.
In PLC module group 2, the front panel (front) of the shell of 5 kinds of modules and rear panel (back side) are also provided with data bus through hole, for by model calling data bus, generally speaking, module housing inside is provided with shell fragment, this shell fragment part stretches out data bus through hole, and when adjacent two modules are plugged in together, the shell fragment of a rear module connects the shell fragment of previous module, access data bus, these modules are communicated with microprocessor 1 by this data bus.These modules and microprocessor 1 can adopt EBUS to communicate, EBUS be German Bei Fu company use LVDS(Low Voltage Differental Signaling) standard definition data transmission standard.
The top board of shell offers communications cable through hole, the communications cable is used for module acquires external data or externally sending controling instruction, is namely connected with external unit for module, and this communications cable can be, but not limited to employing CAN.
Described microprocessor 1 is provided with RJ45 interface, and microprocessor 1 is connected with monitoring central server 6 with on-the-spot industrial computer 7 by Ethernet, and support microcontroller 1 sends the larger data of data volume to on-the-spot industrial computer 7 and monitoring central server 6.
In practical application, plate 5 also can be arranged on the front of microprocessor 1, makes PLC module group 2 be connected to the front of microprocessor 1; The order of 5 kinds of modules in PLC module group 2 adjusts arbitrarily.5 kinds of modules in PLC module group 2 in the present embodiment share a micro treatment module 1, significantly save the construction cost of photo-voltaic power generation station electric power monitoring system, and the management being also convenient to system controls; And clamping between 5 modules and dismounting also very convenient.During embody rule, data acquisition control module 9 together can be arranged in a power distribution cabinet with the equipment such as electric energy meter, gauge tap.
Embodiment 2:
Embodiment 3:
On the basis of embodiment 1 or embodiment 2, in order to make the grafting of adjacent two modules in PLC module group 2 convenient, in the present embodiment, the structure of clamp 4 and draw-in groove 3 is further improved:
As shown in Figure 3, described shell comprises top board, front panel, rear panel and two side plates, the left and right sides of described front panel all stretches out formation extension board, this extension board end is connected with a flat board 31, extension board is connected on the center line of this flat board 31 perpendicular to this flat board 31, this flat board 31 is also connected with a straight plate 32 away from one end of rear panel, straight plate 32 is parallel to front panel and arranges, described straight plate 32, extension board and the flat board 31 between straight plate 32 and extension board form draw-in groove 3, and the flat board 31 between straight plate 32 and extension board is the bottom land of draw-in groove 3; 2 clamps 4 are connected to the arranged on left and right sides of rear panel and in the same plane with rear panel.Adopt aforementioned structure, the grafting of adjacent two modules of PLC module group 2 controls with being easy to dismounting is convenient.
In order to make PLC module group 2 convenient with the grafting of microprocessor 1, in the present embodiment, the structure of plate 5 is further improved:
As shown in Figure 4, described plate 5 is made up of a transverse slat and riser, and riser is arranged perpendicular to transverse slat, and riser upper end is connected on transverse slat, and lower end is inserted in the draw-in groove 3 of the module snapping in close microprocessor 1 in PLC module group 2.
Below be only preferred implementation of the present utility model, protection domain of the present utility model be not only confined to above-described embodiment, all technical schemes belonged under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, not departing from the some improvements and modifications under the utility model principle prerequisite, protection domain of the present utility model should be considered as.
Claims (5)
1. photo-voltaic power generation station electric power monitoring system, comprises monitoring central server (6), data acquisition control module (9), on-the-spot industrial computer (7), the display screen (8) that is connected with on-the-spot industrial computer (7), it is characterized in that,
Described data acquisition control module (9) comprises microprocessor (1), is connected to the PLC module group (2) at microprocessor (1) front or the back side, and described microprocessor (1) is connected with monitoring central server (6) with on-the-spot industrial computer (7); Described PLC module group (2) comprises switching input module (21), switching value output module (22), Analog input mModule (23), analog output module (24), three phase electrical parameters measurement module (25);
The front of the shell of described switching input module (21), switching value output module (22), Analog input mModule (23), analog output module (24), three phase electrical parameters measurement module (25) is provided with draw-in groove (3), the back side is provided with clamp (4), and each module in PLC module group (2) is connected together by clamp (4) and draw-in groove (3);
The front of described microprocessor (1) or the back side are provided with plate (5), and this plate (5) snaps in the draw-in groove (3) of the module of close microprocessor (1) in PLC module group (2).
2. photo-voltaic power generation station electric power monitoring system according to claim 1, it is characterized in that, the shell of described switching input module (21), switching value output module (22), Analog input mModule (23), analog output module (24), three phase electrical parameters measurement module (25) is metal shell.
3. photo-voltaic power generation station electric power monitoring system according to claim 2, it is characterized in that, the shell of described switching input module (21), switching value output module (22), Analog input mModule (23), analog output module (24), three phase electrical parameters measurement module (25) is aluminum alloy casing.
4. according to the arbitrary described photo-voltaic power generation station electric power monitoring system of claims 1 to 3, it is characterized in that, (1) is provided with RJ45 interface with described microprocessor, and microprocessor (1) is connected with monitoring central server (6) with on-the-spot industrial computer (7) by Ethernet.
5. according to the arbitrary described photo-voltaic power generation station electric power monitoring system of claims 1 to 3, it is characterized in that, described plate (5) is made up of a transverse slat and riser, riser is arranged perpendicular to transverse slat, riser upper end is connected on transverse slat, and lower end is inserted in the draw-in groove (3) of the module of close microprocessor (1) in PLC module group (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520127272.8U CN204515500U (en) | 2015-03-05 | 2015-03-05 | Photo-voltaic power generation station electric power monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520127272.8U CN204515500U (en) | 2015-03-05 | 2015-03-05 | Photo-voltaic power generation station electric power monitoring system |
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| Publication Number | Publication Date |
|---|---|
| CN204515500U true CN204515500U (en) | 2015-07-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520127272.8U Expired - Fee Related CN204515500U (en) | 2015-03-05 | 2015-03-05 | Photo-voltaic power generation station electric power monitoring system |
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| CN (1) | CN204515500U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104808618A (en) * | 2015-03-05 | 2015-07-29 | 成都振中电气有限公司 | Photovoltaic power station power generation monitoring and control system |
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2015
- 2015-03-05 CN CN201520127272.8U patent/CN204515500U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104808618A (en) * | 2015-03-05 | 2015-07-29 | 成都振中电气有限公司 | Photovoltaic power station power generation monitoring and control system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150729 Termination date: 20210305 |
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| CF01 | Termination of patent right due to non-payment of annual fee |