CN105591466A - Intelligent power monitoring and control system - Google Patents
Intelligent power monitoring and control system Download PDFInfo
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- CN105591466A CN105591466A CN201410573887.3A CN201410573887A CN105591466A CN 105591466 A CN105591466 A CN 105591466A CN 201410573887 A CN201410573887 A CN 201410573887A CN 105591466 A CN105591466 A CN 105591466A
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- reorganizer
- circuit
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- voltage
- monitoring system
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 18
- 238000002955 isolation Methods 0.000 claims abstract description 8
- 238000004891 communication Methods 0.000 abstract description 5
- 230000002159 abnormal effect Effects 0.000 abstract description 4
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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- Emergency Protection Circuit Devices (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention relates to an intelligent power monitoring and control system, which comprises an MCU main controller. An RS485 interface, an A/D converter, a photoelectric isolation module, a working power supply, a digital display, a state display, a keyboard and multiple driving interfaces are connected onto the MCU main controller; the input end of the A/D converter is connected with a current signal conditioner and a voltage signal conditioner; both the current signal conditioner and the voltage signal conditioner are connected with a circuit; and an input conversion module is connected onto the photoelectric isolation module. According to the device of the invention, voltage and current information can be acquired conveniently, the information is displayed on the display, data can be transmitted via the communication interface, and remote monitoring is realized; in an abnormal condition, closing or tripping can be controlled through the driving interfaces connected with the main controller, an alarm is given at the same time, and power monitoring can be realized effectively.
Description
Technical field
The present invention relates to a kind of Electric Intelligent Monitoring System, belong to electric power monitoring technical field.
Background technology
In low-voltage power system, relate to the basic demands such as measurement, metering, relay protection. Traditional low voltage component adopts electromechanical structure more, the low voltage component poor performance of this structure, and volume is large, and cost is high, and function singleness does not possess intelligence. Low voltage digital relay designs power equipment operation, protection and computer monitoring requirement according to China; be applicable to the automation equipment for distribution such as industrial and mining enterprises of China, civilian construction; be mainly used in the relay protection of low-pressure system (0.4kV); there is very strong composite measurement, Presentation Function; the electrical parameters such as three-phase current, three-phase voltage, power factor, reactive power, active power, electric degree, frequency can be directly shown, separating brake, combined floodgate and the malfunction of breaker can be indicated. By operation push-button can adjust CT no-load voltage ratio, the primary current that directly shows inlet wire, primary voltage; By to the adjusting of every Protection parameters, can realize the defencive functions such as short circuit quick-break, overcurrent warning, over voltage alarm, undervoltage warning. By RS485 communication interface, can perfect, the economical and practical computer electric energy management network system of composition function.
Summary of the invention
The object of the present invention is to provide a kind of Electric Intelligent Monitoring System, to can monitor for electric power better, and can make timely and processing.
To achieve these goals, technical scheme of the present invention is as follows.
A kind of Electric Intelligent Monitoring System, comprise MCU main controller, wherein, on MCU main controller, be connected with RS485 interface, A/D converter, photoelectric isolation module, working power, digital display, status displays, keyboard and multiple driving interface, A/D converter input is connected with current signal reorganizer and voltage signal reorganizer, and current signal reorganizer is all connected with circuit with voltage signal reorganizer; On photoelectric isolation module, be connected with input modular converter.
Further, drive interface to be provided with multiple, be connected with respectively short circuit trip switch, alarm, closing switch, separating brake switch.
Further, working power adopts AC220V alternating current.
Further, current signal reorganizer adopts series system to be connected with circuit, in order to the electric current in Acquisition Circuit.
Further, voltage signal reorganizer adopts parallel way to be connected with circuit, in order to the voltage in Acquisition Circuit.
This contrive equipment, taking single-chip microcomputer as core, functional unit is made up of master control borad, sample circuit, display driver circuit, house dog and power-down protection circuit, RS485 serial communication interface circuit, current-voltage transformer plate, relay board and shell and terminals and power supply. inner each parts adopt layering to install, good heat dissipation, and antijamming capability is strong. the specific works process of this contrive equipment is, utilize current signal reorganizer and voltage signal reorganizer to gather current-voltage information, after changing by A/D converter, information is passed to MCU main controller, the communicator connecting on RS485 interface passes to extraneous network and is monitored, simultaneously, on digital display and status displays, shown, once there are abnormal conditions, can excite the short circuit trip switch on associated drives interface, alarm work, once after meeting the requirements, be closed a floodgate, meanwhile, input module can be for the input for other circuit informations, and after photoelectric isolating circuit, pass to MCU main control computer, mode as a comparison. keyboard can be for taking in some control instructions.
This beneficial effect of the invention is: this contrive equipment is convenient to collected current information of voltage, and shown on display, and transmitted data by communication interface, realize remote monitoring, in this device in the time there are abnormal conditions, can also close a floodgate or tripping operation by the driving interface control being connected with main controller, meanwhile report to the police, thereby can effectively realize for power monitoring.
Brief description of the drawings
Fig. 1 is institute's operative installations structural representation in the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described, to better understand the present invention.
Electric Intelligent Monitoring System as shown in Figure 1, comprise MCU main controller, wherein, on MCU main controller, be connected with RS485 interface, A/D converter, photoelectric isolation module, working power, digital display, status displays, keyboard and multiple driving interface, A/D converter input is connected with current signal reorganizer and voltage signal reorganizer, and current signal reorganizer is all connected with circuit with voltage signal reorganizer; On photoelectric isolation module, be connected with input modular converter. Drive interface to be provided with multiple, be connected with respectively short circuit trip switch, alarm, closing switch, separating brake switch. Working power adopts AC220V alternating current. Current signal reorganizer adopts series system to be connected with circuit, in order to the electric current in Acquisition Circuit. Voltage signal reorganizer adopts parallel way to be connected with circuit, in order to the voltage in Acquisition Circuit.
This contrive equipment, taking single-chip microcomputer as core, functional unit is made up of master control borad, sample circuit, display driver circuit, house dog and power-down protection circuit, RS485 serial communication interface circuit, current-voltage transformer plate, relay board and shell and terminals and power supply. inner each parts adopt layering to install, good heat dissipation, and antijamming capability is strong. the specific works process of this contrive equipment is, utilize current signal reorganizer and voltage signal reorganizer to gather current-voltage information, after changing by A/D converter, information is passed to MCU main controller, the communicator connecting on RS485 interface passes to extraneous network and is monitored, simultaneously, on digital display and status displays, shown, once there are abnormal conditions, can excite the short circuit trip switch on associated drives interface, alarm work, once after meeting the requirements, be closed a floodgate, meanwhile, input module can be for the input for other circuit informations, and after photoelectric isolating circuit, pass to MCU main control computer, mode as a comparison. keyboard can be for taking in some control instructions.
The above is the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications are also considered as protection scope of the present invention.
Claims (5)
1. an Electric Intelligent Monitoring System, comprise MCU main controller, it is characterized in that: on described MCU main controller, be connected with RS485 interface, A/D converter, photoelectric isolation module, working power, digital display, status displays, keyboard and multiple driving interface, described A/D converter input is connected with current signal reorganizer and voltage signal reorganizer, and described current signal reorganizer is all connected with circuit with voltage signal reorganizer; On described photoelectric isolation module, be connected with input modular converter.
2. Electric Intelligent Monitoring System according to claim 1, is characterized in that: described driving interface is provided with multiple, is connected with respectively short circuit trip switch, alarm, closing switch, separating brake switch.
3. Electric Intelligent Monitoring System according to claim 1, is characterized in that: described working power adopts AC220V alternating current.
4. Electric Intelligent Monitoring System according to claim 1, is characterized in that: described current signal reorganizer adopts series system to be connected with circuit, in order to the electric current in Acquisition Circuit.
5. Electric Intelligent Monitoring System according to claim 1, is characterized in that: described voltage signal reorganizer adopts parallel way to be connected with circuit, in order to the voltage in Acquisition Circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410573887.3A CN105591466A (en) | 2014-10-24 | 2014-10-24 | Intelligent power monitoring and control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410573887.3A CN105591466A (en) | 2014-10-24 | 2014-10-24 | Intelligent power monitoring and control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105591466A true CN105591466A (en) | 2016-05-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410573887.3A Pending CN105591466A (en) | 2014-10-24 | 2014-10-24 | Intelligent power monitoring and control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105591466A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106249075A (en) * | 2016-07-22 | 2016-12-21 | 安徽亚辉电气自动化有限公司 | A kind of control system of multifunctional electric meter |
| CN112055063A (en) * | 2020-08-26 | 2020-12-08 | 福建碧霞环保科技有限公司 | Power working condition Internet of things monitoring device based on artificial intelligence and use method |
-
2014
- 2014-10-24 CN CN201410573887.3A patent/CN105591466A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106249075A (en) * | 2016-07-22 | 2016-12-21 | 安徽亚辉电气自动化有限公司 | A kind of control system of multifunctional electric meter |
| CN112055063A (en) * | 2020-08-26 | 2020-12-08 | 福建碧霞环保科技有限公司 | Power working condition Internet of things monitoring device based on artificial intelligence and use method |
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160518 |
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| WD01 | Invention patent application deemed withdrawn after publication |