CN104682555A - Intelligent power distribution monitoring system - Google Patents
Intelligent power distribution monitoring system Download PDFInfo
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- CN104682555A CN104682555A CN201310627558.8A CN201310627558A CN104682555A CN 104682555 A CN104682555 A CN 104682555A CN 201310627558 A CN201310627558 A CN 201310627558A CN 104682555 A CN104682555 A CN 104682555A
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Abstract
The invention discloses an intelligent power distribution monitoring system, which comprises a main controller and a man-machine interaction module connected with the main controller, wherein the main controller is connected with a remote transmission unit and an industrial switch through a digital communication module and communication terminal equipment, the output end of the main controller is connected with a first detecting module and a second detecting module, a relay protection module and a measuring meter are also respectively connected between the first and second detecting modules and the main controller, the input end of the main controller is also connected with a safety detecting module, a reactive compensation module, a touch temperature measuring module, a press key module and a standby power supply, the output end of the main controller is connected with a state display module, and is also connected with a meter reading system, a data statistic module, a switch gate and a warner, and the output end of the meter reading system is connected with a multifunctional watt hour meter. The intelligent power distribution monitoring system has the advantages that the data measurement is accurate, in addition, the protection is realized, in addition, the remote monitoring can be carried out, the control reliability is high, the work stability is high, the practicability is high, and the popularization and the use are convenient.
Description
Technical field
The present invention relates to power auto-control technical field, especially relate to a kind of intelligent power distribution supervisory control system.
Background technology
Along with the demand of user to electric power is increasing and more and more higher to power supply quality requirement, present low-voltage distribution terminal especially distributing monitoring system exposes problems, wherein mainly contain: the power distribution cabinet that traditional distributing monitoring system is monitored is generally the structural formula observing and controlling of inlet wire one feeder line, and the increase of user along with power consumption and the increase of user scope, an original inlet wire one feeder line mode can not meet present requirement; Conventional electrical distribution supervisory control system only comprises distribution section, does not comprise reactive power compensation part, so easy measurement monitoring on often there is deviation, even there is misoperation phenomenon; Conventional electrical distribution supervisory control system communication distance is near, and speed is low, is difficult to the needs meeting long-range transmission and monitoring in real time, lacks statistics and historical data store function, be unfavorable for that user is to the statistics of long-term electricity consumption situation and inquiry; Based on this, we are badly in need of a kind of multifunctional intellectual distributing monitoring system, meet the requirement of the need for electricity of user.
Summary of the invention
Technical problem to be solved by this invention is, for above-mentioned deficiency of the prior art, to provide a kind of intelligent power distribution supervisory control system, its reasonable in design; it is convenient to realize; use simple operation, can carry out to digital data protecting, measuring accurately, and can remote monitoring be carried out; control reliability is high; job stability is high, long service life, practical; result of use is good, is convenient to promote the use of.
For solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of intelligent power distribution supervisory control system, it is characterized in that: the human-computer interaction module comprising master controller and connect with master controller, described master controller connects with digital communications module, described digital communications module connects with communication terminal device, described communication terminal device also connects with remote transmission unit and industrial switch, and described human-computer interaction module connects with human-computer interaction interface, the input of described master controller is connected to detection module one and detection module two, described detection module one comprises the voltage transformer one for detecting power supply unit voltage, for detecting the current transformer one of power supply unit electric current and the state sensor for detecting power supply unit working condition, described detection module two comprises the voltage transformer two for detecting inlet wire and feeder voltage and the current transformer two for detecting inlet wire and feeder current, described detection module one and be also connected to relay protection module and measuring instrument respectively between detection module two and master controller, the input of described master controller is also connected to safety detection module, for carrying out the reactive compensation module of reactive power compensation to circuit, for the contact temperature measurement module of detection contact temperature, key-press module and the stand-by power supply for powering for system emergency, the output of described master controller is connected to the state display module for representing system mode, described state display module connects with liquid crystal display and status indicator lamp, the output of described master controller be also connected to kilowatt meter reading-out system for recording power consumption, for log history power information data statistics module, for close electric power system breaker and unstable for system works, break down time carry out the alarm of reporting to the police, described kilowatt meter reading-out system output is connected to multi-function watt-hour meter.
Above-mentioned a kind of intelligent power distribution supervisory control system, is characterized in that: described multi-function watt-hour meter is RS485 kilowatt-hour meter.
The present invention compared with prior art has the following advantages:
1, reasonable in design of the present invention, it is convenient to realize, and uses simple operation.
2, the present invention can carry out protecting, measuring accurately to digital data, and can carry out remote monitoring.
3, control reliability of the present invention is high, and job stability is high, long service life.
4, of the present invention practical, result of use is good, is convenient to promote the use of.
In sum, structure of the present invention is simple, reasonable in design; it is convenient to realize; use simple operation, can carry out to digital data protecting, measuring accurately, and can remote monitoring be carried out; control reliability is high; job stability is high, long service life, practical; result of use is good, is convenient to promote the use of.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Accompanying drawing explanation
Fig. 1 is theory diagram of the present invention.
Description of reference numerals:
1-master controller; 2-relay protection module; 2-1-voltage transformer one;
2-2-current transformer one; 2-3-state sensor; 3-measuring instrument;
3-1-voltage transformer two; 3-2-current transformer two; 4-safety detection module;
5-reactive compensation module; 6-contact temperature measurement module; 7-key-press module;
8-stand-by power supply; 9-state display module; 9-1-liquid crystal display;
9-2-status indicator lamp; 10-alarm; 11-breaker;
12-kilowatt meter reading-out system; 13-multi-function watt-hour meter; 14-data statistics module;
15-digital communications module; 16-communication terminal device; 17-remote transmission unit;
18-industrial switch; 19-human-computer interaction module; 20-human-computer interaction interface.
Embodiment
As shown in Figure 1, the human-computer interaction module 19 that the present invention includes master controller 1 and connect with master controller 1, described master controller 1 connects with digital communications module 15, described digital communications module 15 connects with communication terminal device 16, described communication terminal device 16 also connects with remote transmission unit 17 and industrial switch 18, and described human-computer interaction module 19 connects with human-computer interaction interface 20, the input of described master controller 1 is connected to detection module one and detection module two, described detection module one comprises voltage transformer one 2-1 for detecting power supply unit voltage, for detecting current transformer one 2-2 of power supply unit electric current and the state sensor 2-3 for detecting power supply unit working condition, described detection module two comprises voltage transformer two 3-1 for detecting inlet wire and feeder voltage and current transformer two 3-2 for detecting inlet wire and feeder current, described detection module one and be also connected to relay protection module 2 and measuring instrument 3 respectively between detection module two and master controller 1, the input of described master controller 1 is also connected to safety detection module 4, for carrying out the reactive compensation module 5 of reactive power compensation to circuit, for the contact temperature measurement module 6 of detection contact temperature, key-press module 7 and the stand-by power supply 8 for powering for system emergency, the output of described master controller 1 is connected to the state display module 9 for representing system mode, described state display module 9 connects with liquid crystal display 9-1 and status indicator lamp 9-2, the output of described master controller 1 be also connected to kilowatt meter reading-out system 12 for recording power consumption, for log history power information data statistics module 14, for close electric power system breaker 11 and unstable for system works, break down time carry out the alarm 10 of reporting to the police, described kilowatt meter reading-out system 12 output is connected to multi-function watt-hour meter 13.
As shown in Figure 1, in the present embodiment, described multi-function watt-hour meter 13 is RS485 kilowatt-hour meter.
Operation principle of the present invention and the course of work are: relay protection module 2 exports voltage transformer one 2-1, current transformer one 2-2 for detecting power supply unit situation and state sensor 2-3 and carries out real-time Real-Time Monitoring, identify electric power system fault according to relay protective scheme and can in instantaneous trip fault point, thus realize function that power supply unit is protected; Measuring instrument 3 is sampled by the signal exported voltage transformer two 3-1 on inlet wire and three feeder lines, special measurement current transformer two 3-2 in real time, and measurements and calculations are to draw the information such as frequency, voltage and current effective value, active power, reactive power, phase angle, power factor, each harmonic content, active electrical degree amount, idle electricity; Reactive compensation module 5 pairs of power quality situations detect in real time, the switching of Based Intelligent Control building-out capacitor; The temperature signal of each point for measuring temperature detects and reports to the police to the too high point of temperature by contact temperature measurement module 6 in real time; The electric degree data of the multi-function watt-hour meter 13 that kilowatt meter reading-out system 12 refers to 20 pieces of RS485 communications carry out copy reading; Described data statistics module 14 is statistic record three-phase voltage, the maximin of electric current every day and time of origin, and statistics joins the beginning and ending time that a node has a power failure, the time of origin etc. of maximum demand; Described historgraphic data recording module refers to carries out record to the information data such as accident, alarm, and record waiting time is 200 days; Described stand-by power supply refers to when external power failure, and the reserve battery starting cabinet is powered, and ensures that the equipment of cabinet normally runs; Digital communications module 15 installs communication terminal equipment 16 in low-voltage intelligent power distribution cabinet, completes information exchange according to specific communication standard between each equipment; Communication terminal equipment 16 has DTU and the cable network industrial switch of wireless network at least.
The above; it is only preferred embodiment of the present invention; not the present invention is imposed any restrictions, every above embodiment is done according to the technology of the present invention essence any simple modification, change and equivalent structure change, all still belong in the protection range of technical solution of the present invention.
Claims (2)
1. an intelligent power distribution supervisory control system, it is characterized in that: the human-computer interaction module (19) comprising master controller (1) and connect with master controller (1), described master controller (1) connects with digital communications module (15), described digital communications module (15) connects with communication terminal device (16), described communication terminal device (16) also connects with remote transmission unit (17) and industrial switch (18), and described human-computer interaction module (19) connects with human-computer interaction interface (20), the input of described master controller (1) is connected to detection module one and detection module two, described detection module one comprises the voltage transformer one (2-1) for detecting power supply unit voltage, for detecting the current transformer one (2-2) of power supply unit electric current and the state sensor (2-3) for detecting power supply unit working condition, described detection module two comprises the voltage transformer two (3-1) for detecting inlet wire and feeder voltage and the current transformer two (3-2) for detecting inlet wire and feeder current, described detection module one and be also connected to relay protection module (2) and measuring instrument (3) between detection module two and master controller (1) respectively, the input of described master controller (1) is also connected to safety detection module (4), for carrying out the reactive compensation module (5) of reactive power compensation to circuit, for the contact temperature measurement module (6) of detection contact temperature, key-press module (7) and the stand-by power supply (8) for powering for system emergency, the output of described master controller (1) is connected to the state display module (9) for representing system mode, described state display module (9) connects with liquid crystal display (9-1) and status indicator lamp (9-2), the output of described master controller (1) is also connected to the kilowatt meter reading-out system (12) for recording power consumption, for the data statistics module (14) of log history power information, for closing the breaker (11) of electric power system and unstable for system works, the alarm (10) of reporting to the police is carried out when breaking down, described kilowatt meter reading-out system (12) output is connected to multi-function watt-hour meter (13).
2. according to a kind of intelligent power distribution supervisory control system according to claim 1, it is characterized in that: described multi-function watt-hour meter (13) is RS485 kilowatt-hour meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310627558.8A CN104682555A (en) | 2013-11-28 | 2013-11-28 | Intelligent power distribution monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310627558.8A CN104682555A (en) | 2013-11-28 | 2013-11-28 | Intelligent power distribution monitoring system |
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| Publication Number | Publication Date |
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| CN104682555A true CN104682555A (en) | 2015-06-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310627558.8A Pending CN104682555A (en) | 2013-11-28 | 2013-11-28 | Intelligent power distribution monitoring system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105375641A (en) * | 2015-12-15 | 2016-03-02 | 南京工程学院 | Load control terminal having alarm function |
| WO2017114145A1 (en) * | 2015-12-30 | 2017-07-06 | 深圳昂泰智能有限公司 | Intelligent energy-saving power distribution system |
-
2013
- 2013-11-28 CN CN201310627558.8A patent/CN104682555A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105375641A (en) * | 2015-12-15 | 2016-03-02 | 南京工程学院 | Load control terminal having alarm function |
| WO2017114145A1 (en) * | 2015-12-30 | 2017-07-06 | 深圳昂泰智能有限公司 | Intelligent energy-saving power distribution system |
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Application publication date: 20150603 |