CN202929139U - Transmission and distribution power grid synchronous acquisition and on-line monitoring system - Google Patents
Transmission and distribution power grid synchronous acquisition and on-line monitoring system Download PDFInfo
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- CN202929139U CN202929139U CN2012205936230U CN201220593623U CN202929139U CN 202929139 U CN202929139 U CN 202929139U CN 2012205936230 U CN2012205936230 U CN 2012205936230U CN 201220593623 U CN201220593623 U CN 201220593623U CN 202929139 U CN202929139 U CN 202929139U
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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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
- Y04S10/52—Outage or fault management, e.g. fault detection or location
Abstract
The utility model provides a transmission and distribution power grid synchronous acquisition and on-line monitoring system, used for solving the problems of prior arts that current detection precision is low, voltage can not be measured, fault detection is not accurate, different power distribution terminals can not perform synchronous sampling, line operation parameters can not be accurately analyzed, etc. The transmission and distribution power grid synchronous acquisition and on-line monitoring system comprises a synchronous acquisition device used for detecting electric power line real time data and outputting electric power line state information and detection positional information in dependence on the real time data and including a synchronous current acquisition device and synchronous voltage acquisition devices; and a master control device used for receiving state information and detection positional information transmitted by synchronous acquisition devices and determining power line fault types and positions in dependence on the state information and detection positional information and connected with the synchronous acquisition devices. The beneficial effects are that the transmission and distribution power grid synchronous acquisition and on-line monitoring system can realize current and voltage synchronous sampling and measurement among different power distribution terminals, can accurately analyze line operation parameters and possesses the characteristics of high detection precision and accurate fault detection.
Description
Technical field
The utility model relates to the electroporation field, refers to especially a kind of transmission and distribution network synchronous acquisition and on-line monitoring system.
Background technology
Transmission and distribution network fault automatic location system or On-line Fault monitoring system based on the fault detector technology, can instruct to a certain extent the track walker to search and isolated fault, but the know-why of these fault detectors is relatively simple, can only detect electric current, current precision is not high yet, can not measuring voltage, fault detect is inaccurate, more accurately the operational factors such as meritorious, idle and power factor (PF) on failure judgement direction of current and measuring circuit.And too high based on the implementation cost of the distribution automation system of feeder terminal unit (FTU), switching station end device (DTU), distributing transformer monitoring terminal set (TTU) distribution terminal technology, hanging net operation is unstable, can not the synchronized sampling electric current between different distribution terminals, the circuit service data such as voltage, power, can not be used for doing line loss and Losses Analysis, can not accurately differentiate isolated neutral or through the singlephase earth fault of the transmission and distribution network circuit of grounding through arc, apply more difficultly, can not produce a desired effect.
The utility model content
The utility model proposes a kind of transmission and distribution network synchronous acquisition and on-line monitoring system, solved current detection accuracy in the prior art low, can not measuring voltage, can not synchronized sampling between inaccurate, the different distribution terminal of fault detect and problem that can not accurate analysis circuit operational factor.
The technical solution of the utility model is achieved in that
A kind of transmission and distribution network synchronous acquisition and on-line monitoring system comprise:
For detection of the real time data of power circuit, and according to the synchronous acquisition device of status information and the output detections positional information of described real time data output power circuit, comprise synchronizing current harvester and synchronizing voltage collector;
Be used for receiving status information and the detection position information that described synchronous acquisition device sends, and according to this status information and the fault type of detection position information judgement power circuit and the master control set of abort situation, be connected with described synchronous acquisition device.
Further, described synchronizing current harvester comprises:
For detection of the real-time current state of power circuit, and according to the current information of this real-time current State-output power circuit and the synchronizing current sensor of output detections positional information;
Be used for gathering current information and the detection position information that described synchronizing current sensor sends, and this current information and detection position information made the synchronizing current collector of packet, be connected with described synchronizing current sensor.
Further, described synchronizing current sensor comprises:
For detection of the real-time current state of power circuit, and according to the current sampling device of the current information of this real-time current State-output power circuit;
Be used for described current sampling device is positioned, and export the first global pick device of the detection position information of described current sampling device, be connected with described current sampling device;
Be used for sending the first radio communication device of the detection position information of the current information of described current sampling device output and described the first global pick device output, with described current sampling device be connected the first global pick device and be connected;
Be used for making the first global clock synchronous device of described current sampling device and described the first radio communication device time synchronized, with described current sampling device be connected the first radio communication device and be connected;
Be used for from the first automatic electricity getting device of power circuit induction power taking electric current;
The first sun power electricity getting device.
Further, described synchronizing current collector comprises:
Be used for receiving the current information of described the first radio communication device transmission and the second radio communication device of detection position information, be connected with described the first radio communication device;
Be used for described the second radio communication device is positioned, and export the second global pick device of the positional information of the second radio communication device, be connected with described the second radio communication device;
The positional information that is used for the current information that will described the second radio communication device receives and detection position information and described the second global pick device output is made packet and with three radio communication device of described Packet Generation to described master control set, with described the second radio communication device be connected the second global pick device and be connected;
Be used for making the second global clock synchronous device of described the second radio communication device and described the 3rd radio communication device time synchronized, with described the second radio communication device be connected the 3rd radio communication device and be connected;
Be used for from the second automatic electricity getting device of power circuit induction power taking electric current;
The second sun power electricity getting device.
Further, described synchronizing voltage collector comprises:
For detection of the real-time voltage state of power circuit, and according to the voltage sampling apparatus of the information of voltage of this real-time voltage State-output power circuit;
Be used for described voltage sampling apparatus is positioned, and export the 3rd global pick device of the detection position information of described voltage sampling apparatus, be connected with described voltage sampling apparatus;
Be used for sending the information of voltage of described voltage sampling apparatus output and the 4th radio communication device of the detection position information that described the 3rd global pick device is exported, be connected with the 3rd global pick device with described voltage sampling apparatus;
Be used for making the 3rd global clock synchronous device of described voltage sampling apparatus and described the 4th radio communication device time synchronized, with described voltage sampling apparatus be connected the 4th radio communication device and be connected;
Be used for from the 3rd automatic electricity getting device of described power circuit induction power taking electric current;
The 3rd sun power electricity getting device.
Preferably, described the first radio communication device, described the second radio communication device are the Zigbee communicator; Described the 3rd radio communication device, described the 4th radio communication device are the 3G communicator.
Further, described master control set comprises:
The input media that is used for input of control commands;
Be used for receiving status information and the positional information that described synchronous acquisition device sends and receive the control command of described input media input and this control command is sent to the communication processor of described synchronous acquisition device, with described synchronous acquisition device be connected input media and be connected;
The status information that is used for described communication processor is received is compared with the state threshold of the power circuit of presetting, and draws the fail analysis device of the status information of power circuit, with described communication processor be connected input media and be connected;
Warning device is connected with described fail analysis device;
Memory storage is connected with described fail analysis device;
Display device is connected with described fail analysis device.
The beneficial effects of the utility model are:
1, transmission and distribution network synchronous acquisition described in the utility model and on-line monitoring system, can realize electric current between different distribution terminals and synchronized sampling, the measurement of voltage by synchronizing current harvester and synchronizing voltage collector, accuracy of detection is high, can accurate analysis circuit operational factor, fault detect is accurate.
2, transmission and distribution network synchronous acquisition described in the utility model and on-line monitoring system, its synchronizing current sensor bulk is little, low in energy consumption, can chargedly load and unload, be applicable to any distribution line, can divide circuit interval distributing installation, non-maintaining, 1 synchronizing current collector is installed near general 3 ~ 9 synchronizing current sensors is carried out clock synchronous and exchanges data, cover comprehensively, cost is low.
3, transmission and distribution network synchronous acquisition described in the utility model and on-line monitoring system, its synchronizing current sensor, the synchronizing current collector, the synchronizing voltage collector includes global pick device, radio communication device, the global clock synchronous device, can realize accurate location, precise synchronization, communicate by letter unimpeded, greatly improve the accuracy of fault detect, the rapidity of troubleshooting, transmission and distribution network real time and on line monitoring degree, synchronously sampled data cloud computing ability and senior applied analysis level, and include the automatic electricity getting device, the sun power electricity getting device, reduced power consumption, reduced maintenance work.
4, transmission and distribution network synchronous acquisition described in the utility model and on-line monitoring system, its master control set can calculate the load current of each phase line of circuit, zero-sequence current, line voltage, phase voltage, residual voltage, active power, reactive power, power factor, harmonic wave etc., i-v curve and waveform in the time of also can merging normal operation, pass through voltage monitoring, insulating monitoring, load monitoring, power monitoring, Detecting Power Harmonics, line loss is calculated, network loss is calculated, on off state detection etc., show the result of calculation of the various senior application in transmission and distribution network field on display device, realize the safety of transmission and distribution network, reliably, efficient and economical operation.
5, transmission and distribution network synchronous acquisition described in the utility model and on-line monitoring system, the result that master control set calculates, can oppositely arrive the synchronizing current collector by radio communication device, arrive the synchronizing current sensor by radio communication device again, the synchronizing current sensor is optimized calculating in conjunction with the detection criteria of self and the result of master control set calculating again, further improves accuracy and the reliability of fault detect and on-the-spot indication.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or description of the Prior Art, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structured flowchart of a kind of transmission and distribution network synchronous acquisition of the utility model and on-line monitoring system;
Fig. 2 is the structured flowchart of the synchronizing current harvester of a kind of transmission and distribution network synchronous acquisition of the utility model and on-line monitoring system;
Fig. 3 is the structured flowchart of the synchronizing current sensor of a kind of transmission and distribution network synchronous acquisition of the utility model and on-line monitoring system;
Fig. 4 is the structured flowchart of the synchronizing current collector of a kind of transmission and distribution network synchronous acquisition of the utility model and on-line monitoring system;
Fig. 5 is the structured flowchart of the synchronizing voltage collector of a kind of transmission and distribution network synchronous acquisition of the utility model and on-line monitoring system;
Fig. 6 is the structured flowchart of the master control set of a kind of transmission and distribution network synchronous acquisition of the utility model and on-line monitoring system;
Fig. 7 is the circuit block diagram of a kind of transmission and distribution network synchronous acquisition of the utility model and on-line monitoring system.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1, a kind of transmission and distribution network synchronous acquisition described in the utility model and on-line monitoring system comprise:
For detection of the real time data of power circuit, and according to the synchronous acquisition device of status information and the output detections positional information of real time data output power circuit, comprise synchronizing current harvester and synchronizing voltage collector;
Be used for receiving status information and the detection position information that synchronous acquisition device sends, and according to this status information and the fault type of detection position information judgement power circuit and the master control set of abort situation, be connected with synchronous acquisition device.
Wherein, the synchronizing voltage collector can be arranged on power circuit or in transformer station.
Transmission and distribution network synchronous acquisition described in the utility model and on-line monitoring system, can realize electric current between different distribution terminals and synchronized sampling, the measurement of voltage by synchronizing current harvester and synchronizing voltage collector, accuracy of detection is high, can accurate analysis circuit operational factor, fault detect is accurate.
As shown in Figure 2, described synchronizing current harvester comprises:
For detection of the real-time current state of power circuit, and according to the current information of this real-time current State-output power circuit and the synchronizing current sensor of output detections positional information;
Be used for to gather current information and detection position information that the synchronizing current sensor sends, and this current information and detection position information are made the synchronizing current collector of packet, be connected with the synchronizing current sensor.
Wherein, the synchronizing current sensor can be arranged on power circuit, and the synchronizing current collector is arranged on power circuit, on electric power bar or power tower.
As shown in Figure 3, described synchronizing current sensor comprises:
For detection of the real-time current state of power circuit, and according to the current sampling device of the current information of this real-time current State-output power circuit;
Be used for current sampling device is positioned, and the first global pick device of the detection position information of output current sampling apparatus, be connected with current sampling device;
Be used for to send the first radio communication device of the detection position information of the current information of current sampling device output and the output of the first global pick device, with current sampling device be connected global pick device and be connected;
Be used for making the first global clock synchronous device of current sampling device and the first radio communication device time synchronized, with current sampling device be connected radio communication device and be connected;
Be used for from the first automatic electricity getting device of power circuit induction power taking electric current;
The first sun power electricity getting device.
Wherein, the first ball locating device and the first global clock synchronous device can be two devices, also can be same device.
As shown in Figure 4, described synchronizing current collector comprises:
Be used for receiving the current information of the first radio communication device transmission and the second radio communication device of detection position information, be connected with the first radio communication device;
Be used for the second radio communication device is positioned, and export the second global pick device of the positional information of the second radio communication device, be connected with the second radio communication device;
The positional information that is used for current information that the second radio communication device is received and detection position information and the output of the second global pick device is made packet and with three radio communication device of Packet Generation to master control set, with the second radio communication device be connected global pick device and be connected;
Be used for making the second global clock synchronous device of the second radio communication device and the 3rd radio communication device time synchronized, be connected with the 3rd radio communication device with the second radio communication device;
Be used for from the second automatic electricity getting device of power circuit induction power taking electric current;
The second sun power electricity getting device.
Wherein, the second global pick device and the second global clock synchronous device can be two devices, also can be same device.
Transmission and distribution network synchronous acquisition described in the utility model and on-line monitoring system, its synchronizing current sensor bulk is little, low in energy consumption, can chargedly load and unload, be applicable to any distribution line, can divide circuit interval distributing installation, non-maintaining, 1 synchronizing current collector is installed near general 3 ~ 9 synchronizing current sensors is carried out clock synchronous and exchanges data, cover comprehensively, cost is low.
As shown in Figure 5, described synchronizing voltage collector comprises:
For detection of the real-time voltage state of power circuit, and according to the voltage sampling apparatus of the information of voltage of this real-time voltage State-output power circuit;
Be used for voltage sampling apparatus is positioned, and the 3rd global pick device of the detection position information of output voltage sampling device, be connected with voltage sampling apparatus;
Be used for sending the information of voltage of voltage sampling apparatus output and the 4th radio communication device of the detection position information that the 3rd global pick device is exported, be connected with the 3rd global pick device with voltage sampling apparatus;
Be used for making the 3rd global clock synchronous device of voltage sampling apparatus and the 4th radio communication device time synchronized, be connected with the 4th radio communication device with voltage sampling apparatus;
Be used for from the 3rd automatic electricity getting device of power circuit induction power taking electric current;
The 3rd sun power electricity getting device.
Wherein, the 3rd global pick device and the 3rd global clock synchronous device can be two devices, also can be same device.
Wherein, preferably, the first radio communication device, the second radio communication device are the Zigbee communicator; The 3rd radio communication device, the 4th radio communication device are the 3G communicator.Certainly, the first radio communication device, the second radio communication device, the 3rd radio communication device, the 4th radio communication device can also be the radio communication device of other type, and the utility model does not limit this.
transmission and distribution network synchronous acquisition described in the utility model and on-line monitoring system, its synchronizing current sensor, the synchronizing current collector, the synchronizing voltage collector includes global pick device, radio communication device, the global clock synchronous device, can realize accurate location, precise synchronization, communicate by letter unimpeded, greatly improve the accuracy of fault detect, the rapidity of troubleshooting, transmission and distribution network real time and on line monitoring degree, synchronously sampled data cloud computing ability and senior applied analysis level, and include the automatic electricity getting device, the sun power electricity getting device, reduced power consumption, reduced maintenance work.
As shown in Figure 6, described master control set comprises:
The input media that is used for input of control commands;
Control command for the status information that receives the synchronous acquisition device transmission and positional information and the input of reception input media also sends to this control command the communication processor of synchronous acquisition device, is connected with input media with synchronous acquisition device;
The status information that is used for communication processor is received is compared with the state threshold of the power circuit of presetting, and draws the fail analysis device of the status information of power circuit, is connected with input media with communication processor;
Warning device is connected with fail analysis device;
Memory storage is connected with fail analysis device;
Display device is connected with fail analysis device.
transmission and distribution network synchronous acquisition described in the utility model and on-line monitoring system, its master control set can calculate the load current of each phase line of circuit, zero-sequence current, line voltage, phase voltage, residual voltage, active power, reactive power, power factor, harmonic wave etc., i-v curve and waveform in the time of also can merging normal operation, pass through voltage monitoring, insulating monitoring, load monitoring, power monitoring, Detecting Power Harmonics, line loss is calculated, network loss is calculated, on off state detection etc., show the result of calculation of the various senior application in transmission and distribution network field on display device, realize the safety of transmission and distribution network, reliably, efficient and economical operation.
In addition, transmission and distribution network synchronous acquisition described in the utility model and on-line monitoring system, the result that master control set calculates, can oppositely arrive the synchronizing current collector by radio communication device, arrive the synchronizing current sensor by radio communication device again, the synchronizing current sensor is optimized calculating in conjunction with the detection criteria of self and the result of master control set calculating again, further improves accuracy and the reliability of fault detect and on-the-spot indication.
as shown in Figure 7, transmission and distribution network synchronous acquisition described in the utility model and on-line monitoring system are in concrete installation, during use, can certain place on power circuit be installed by one cover synchronizing current harvester (a cover synchronizing current harvester comprises 3 ~ 9 synchronizing current sensors and 1 synchronizing current collector), because the speed that electric energy is propagated is the light velocity (300,000 kilometer per second), be every 1 millisecond and propagate 300 kilometers, a cover synchronizing current harvester is installed in place if be separated by on power circuit in 300 kilometers again, electric current, 1 millisecond of the phase angle error of voltage measuring value, if the basic routing line of power circuit is carried out segmentation, every 30 kilometers (radiuses of synchronous circle), a cover synchronizing voltage collector is installed, the phase angle error of current/voltage is less than 0.1 millisecond (54 〞), therefore, transmission and distribution network synchronous acquisition described in the utility model and on-line monitoring system make the synchronizing current harvester that is arranged on diverse location and synchronizing voltage collector as being integrated in same device, can realize the electric current of different location, voltage data synchronous acquisition and the centralized calculation (current value that calculates, magnitude of voltage all comprises markers, the imaginary part component, vector component three parts), thereby can calculate electric current, the phase place of voltage and angle, calculate the power (active power of monitoring point, reactive power, power factor) and calculate the trouble spot sense of current, satisfy the user fully to the computation requirement of power circuit power.
In addition, transmission and distribution network synchronous acquisition described in the utility model and on-line monitoring system:
(1) the load current measurement range of synchronizing current sensor is 0～1000A, and measuring accuracy is 0.5 grade, and phase angle error is lower than 30 〞; The short-circuit current measurement range is 0～20kA, and measuring accuracy is 3 grades, and phase angle error is lower than 30 〞; Transient state ground current, zero sequence current measurement scope are 0～100A, and measuring accuracy is 0.5 grade, and phase angle error is lower than 30 〞.
(2) the voltage measurement scope of synchronizing voltage collector is 0～100V, and measuring accuracy is 0.5 grade, and phase angle error is lower than 10 〞.
The above is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (7)
1. a transmission and distribution network synchronous acquisition and on-line monitoring system, is characterized in that, comprising:
For detection of the real time data of power circuit, and according to the synchronous acquisition device of status information and the output detections positional information of described real time data output power circuit, comprise synchronizing current harvester and synchronizing voltage collector;
Be used for receiving status information and the detection position information that described synchronous acquisition device sends, and according to this status information and the fault type of detection position information judgement power circuit and the master control set of abort situation, be connected with described synchronous acquisition device.
2. transmission and distribution network synchronous acquisition according to claim 1 and on-line monitoring system, is characterized in that, described synchronizing current harvester comprises:
For detection of the real-time current state of power circuit, and according to the current information of this real-time current State-output power circuit and the synchronizing current sensor of output detections positional information;
Be used for gathering current information and the detection position information that described synchronizing current sensor sends, and this current information and detection position information made the synchronizing current collector of packet, be connected with described synchronizing current sensor.
3. transmission and distribution network synchronous acquisition according to claim 2 and on-line monitoring system, is characterized in that, described synchronizing current sensor comprises:
For detection of the real-time current state of power circuit, and according to the current sampling device of the current information of this real-time current State-output power circuit;
Be used for described current sampling device is positioned, and export the first global pick device of the detection position information of described current sampling device, be connected with described current sampling device;
Be used for sending the first radio communication device of the detection position information of the current information of described current sampling device output and described the first global pick device output, with described current sampling device be connected the first global pick device and be connected;
Be used for making the first global clock synchronous device of described current sampling device and described the first radio communication device time synchronized, with described current sampling device be connected the first radio communication device and be connected;
Be used for from the first automatic electricity getting device of power circuit induction power taking electric current;
The first sun power electricity getting device.
4. transmission and distribution network synchronous acquisition according to claim 2 and on-line monitoring system, is characterized in that, described synchronizing current collector comprises:
Be used for receiving the current information of described the first radio communication device transmission and the second radio communication device of detection position information, be connected with described the first radio communication device;
Be used for described the second radio communication device is positioned, and export the second global pick device of the positional information of the second radio communication device, be connected with described the second radio communication device;
The positional information that is used for the current information that will described the second radio communication device receives and detection position information and described the second global pick device output is made packet and with three radio communication device of described Packet Generation to described master control set, with described the second radio communication device be connected the second global pick device and be connected;
Be used for making the second global clock synchronous device of described the second radio communication device and described the 3rd radio communication device time synchronized, with described the second radio communication device be connected the 3rd radio communication device and be connected;
Be used for from the second automatic electricity getting device of power circuit induction power taking electric current;
The second sun power electricity getting device.
5. according to claim 1-4 described transmission and distribution network synchronous acquisition of any one and on-line monitoring systems, is characterized in that, described synchronizing voltage collector comprises:
For detection of the real-time voltage state of power circuit, and according to the voltage sampling apparatus of the information of voltage of this real-time voltage State-output power circuit;
Be used for described voltage sampling apparatus is positioned, and export the 3rd global pick device of the detection position information of described voltage sampling apparatus, be connected with described voltage sampling apparatus;
Be used for sending the information of voltage of described voltage sampling apparatus output and the 4th radio communication device of the detection position information that described the 3rd global pick device is exported, be connected with the 3rd global pick device with described voltage sampling apparatus;
Be used for making the 3rd global clock synchronous device of described voltage sampling apparatus and described the 4th radio communication device time synchronized, with described voltage sampling apparatus be connected the 4th radio communication device and be connected;
Be used for from the 3rd automatic electricity getting device of described power circuit induction power taking electric current;
The 3rd sun power electricity getting device.
6. transmission and distribution network synchronous acquisition according to claim 5 and on-line monitoring system, is characterized in that, described the first radio communication device, described the second radio communication device are the Zigbee communicator; Described the 3rd radio communication device, described the 4th radio communication device are the 3G communicator.
7. transmission and distribution network synchronous acquisition according to claim 1 and on-line monitoring system, is characterized in that, described master control set comprises:
The input media that is used for input of control commands;
Be used for receiving status information and the positional information that described synchronous acquisition device sends and receive the control command of described input media input and this control command is sent to the communication processor of described synchronous acquisition device, with described synchronous acquisition device be connected input media and be connected;
The status information that is used for described communication processor is received is compared with the state threshold of the power circuit of presetting, and draws the fail analysis device of the status information of power circuit, with described communication processor be connected input media and be connected;
Warning device is connected with described fail analysis device;
Memory storage is connected with described fail analysis device;
Display device is connected with described fail analysis device.
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