CN205103308U - Alarm system is compared to pass electric quantity - Google Patents
Alarm system is compared to pass electric quantity Download PDFInfo
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- CN205103308U CN205103308U CN201520906421.0U CN201520906421U CN205103308U CN 205103308 U CN205103308 U CN 205103308U CN 201520906421 U CN201520906421 U CN 201520906421U CN 205103308 U CN205103308 U CN 205103308U
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- 230000005611 electricity Effects 0.000 claims description 54
- 230000010354 integration Effects 0.000 claims description 18
- 238000002955 isolation Methods 0.000 claims description 7
- 238000012423 maintenance Methods 0.000 claims description 4
- 238000004321 preservation Methods 0.000 claims description 3
- 238000005259 measurement Methods 0.000 abstract 1
- 239000003643 water by type Substances 0.000 abstract 1
- 238000005457 optimization Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Abstract
The utility model discloses an alarm system is compared to pass electric quantity, including electric quantity contrast module, alarm module, EMSSCADA module and TMR module. The utility model discloses drop into practical operation back, count the buret reason for the electric energy and provide essential data. Wherein the EMSSCADA module is calculated through the total mark to the load and to be obtained the total mark electric quantity, and the TMR module has realized the collection to the electric energy meter electric quantity data of transformer substation, utilize the table of total mark electric quantity and electric energy meter at the bottom of the electric quantity synthesize relatively, combination table meter reports the incident, has improved the measurement and has disappeared the accuracy that lacks the early warning and electric energy and count the buret layout of waters and put down.
Description
Technical field
The invention belongs to power monitoring technical field, be specifically related to a kind of critical point electricity ratio to warning system.
Background technology
The electric energy meter gone out from school, calibration room is all the error recorded under the normal condition of regulations stipulate, actual power Watch Error is that the additive error produced as impacts such as voltage, load, waveforms by the table error of meter own and field wiring, operational factor determines, therefore its fluctuating error has uncertainty, how Real-Time Monitoring gate energy meter kinematic error and and alarm seem particularly important.
Critical point electricity remote gathering system (TMR) that current Utilities Electric Co. adopts, integrate data acquisition, transmission, storage, data processing, can to fix a point automatic uploading data, also can transfer at any time at Master Control Center and gather various data, flexile data statistic analysis, conveniently Web Enquiry System, the light access system of all departments of Utilities Electric Co. can be made, share information resources, but wherein arbitrary link goes wrong, and all can affect the accuracy uploading electricity.Communication success ratio is low, can not accomplish namely to connect the i.e. communication issue such as logical, fragile to use the electric energy meter of RS485 communication interface easily to occur: do not mate as received and dispatched sequential; Judgment frame starting character is made mistakes; Frame parity check bit/frame end symbol is unreasonable; The problems such as interface circuit is unreasonable, make electric energy meter data accurately cannot send data terminal to.
For the electricity abnormal conditions occurred in electric substation, dissect and cause the reason of electricity error, in the urgent need to from other angle calculation electricity (as device electricity), and actual specific judges the demand of table meter error compared with the rate of the two.
Summary of the invention
The technical problem to be solved in the present invention is on existing critical point electricity remote gathering system and SCADA basis, provides a set of and also can depend on critical point electricity ratio that TMR runs to warning system by independent operating.
The present invention solves the problems of the technologies described above by the following technical programs:
A kind of critical point electricity ratio, to warning system, comprises electricity contrast module, alarm module, EMS/SCADA module and TMR module, it is characterized in that,
Described EMS/SCADA module, the data acquisition namely in energy management system EMS and Monitor and Control terminal SCADA, described data acquisition and Monitor and Control terminal SCADA comprise data acquisition unit and electric quantity integration unit; Described data acquisition unit is arranged on transformer station's output terminal, gathers the real time data of voltage and current, and the real time data of voltage and current is sent to electric quantity integration unit; After the electric current that described electric quantity integration unit receives data acquisition unit acquires and voltage real time data, integration is carried out to the time and obtains device electricity data;
Described TMR module is substation electric energy meter, gathers the energy data that transformer station exports;
Described electricity contrast module, after receiving the energy data of TMR module acquires and the device electricity data of EMS/SCADA module acquisition, compares, after error exceedes setting value, sends alerting signal;
Described alarm module, receives the alerting signal that electricity contrast module sends, and sends transformer station's locating alarming and/or sound and light alarm.
As optimization, described electric quantity integration unit is PF9808B intelligent power electric energy integral form power meter;
As optimization, also has fire wall, described fire wall is Huawei USG2210, be positioned in the middle of EMS/SCADA module and electricity contrast module, energy management system EMS is connected warning system unidirectional traffic with critical point electricity ratio, module can only be contrasted by energy management system EMS to electricity and send device electricity data, the data that isolated critical point electricity ratio sends to energy management system EMS warning system;
As optimization, also have WEB server, what described WEB server preservation alarm module sent sends transformer station's locating alarming, and described WEB server provides search function by Intranet network, inquires about warning message for maintenance personal;
As optimization, also have physical isolation, described physical isolation is SU-GAP3000 gateway, is positioned in the middle of WEB server and alarm module, realizes alarm module and sends to the one-way data of WEB server.
After the utility model drops into practical operation, for electric energy measuring management provides the foundation data.Wherein EMS/SCADA module is by obtaining device electricity to the integral and calculating of load, TMR module achieves the collection to substation electric energy meter electric quantity data, electricity at the bottom of the table of device electricity and electric energy meter is utilized to carry out Integrated comparative, associative list meter reported event, improves accuracy and the electric energy measuring management level of the early warning of metering defect elimination.
Accompanying drawing explanation
Fig. 1 is the utility model example structure process flow diagram.
Embodiment
Content of the present utility model is described in detail below in conjunction with drawing and description.
A kind of critical point electricity ratio, to warning system, comprises EMS/SCADA module, fire wall, TMR module, electricity contrast module, alarm module, WEB server and physical isolation;
Described EMS/SCADA module, the data acquisition namely in energy management system EMS and Monitor and Control terminal SCADA, described data acquisition and Monitor and Control terminal SCADA comprise data acquisition unit and electric quantity integration unit; Described data acquisition unit is arranged on transformer station's output terminal, gathers the real time data of voltage and current, and the real time data of voltage and current is sent to electric quantity integration unit; After the electric current that described electric quantity integration unit receives data acquisition unit acquires and voltage real time data, integration is carried out to the time and obtains device electricity data; Described electric quantity integration unit is PF9808B intelligent power electric energy integral form power meter;
Described TMR module is substation electric energy meter, gathers the energy data that transformer station exports;
Described fire wall is Huawei USG2210, be positioned in the middle of EMS/SCADA module and electricity contrast module, energy management system EMS is connected warning system unidirectional traffic with critical point electricity ratio, module can only be contrasted by energy management system EMS to electricity and send device electricity data, the data that isolated critical point electricity ratio sends to energy management system EMS warning system;
Described electricity contrast module, after receiving the electric energy meter energy data of TMR module acquires and the device electricity data of EMS/SCADA module acquisition, compares, after error exceedes setting value, sends alerting signal; Described electricity contrast module is preferably the high-speed comparator of AnalogDevices company;
Described alarm module, receives the alerting signal that electricity contrast module sends, and sends transformer station's locating alarming and/or sound and light alarm;
Also have physical isolation, described physical isolation is SU-GAP3000 gateway, is positioned in the middle of WEB server and alarm module, realizes alarm module and sends to the one-way data of WEB server;
Also have WEB server, what described WEB server preservation alarm module sent sends transformer station's locating alarming, and described WEB server is connected with Intranet network, inquires about warning message for maintenance personal.
The utility model operational scheme is as follows, existing energy management system EMS is provided with data acquisition and Monitor and Control terminal SCADA at each substation line output terminal, the voltage and current real time data that the utility model is collected by data acquisition and Monitor and Control terminal SCADA, carries out electric quantity integration by the electric quantity integration unit (such as PF9808B intelligent power electric energy integral form power meter) newly increased and obtains device electricity; Meanwhile, existing TMR module is the electric energy meter installed at substation line output terminal, obtains energy data; By contrast energy data and the device electricity by the acquisition of real-time current, voltage and power over time integration, which search circuit electric energy meter to have occurred measuring extremely, and will specifically occur that abnormal circuit sequence number is reported to the police, remind maintainer to note equipment inspection.Maintainer also can daily inquiry WEB server of the present utility model, knows alarm times and the occurrence frequency of oneself maintenance area, schedule ahead turnaround plan.
The utility model achieves good economic benefit by practical application, reduce the cost that table meter is safeguarded, decrease the workload of system his-and-hers watches meter breakdown judge, maintainer is made more to be absorbed in system data application, shorten the eliminating time that electricity calculates fault, reduce electric quantity metering windfall loss, improve stability and the availability of operation of power networks.
Claims (5)
1. critical point electricity ratio is to a warning system, comprises electricity contrast module, alarm module, EMS/SCADA module and TMR module, it is characterized in that,
Described EMS/SCADA module, the data acquisition namely in energy management system EMS and Monitor and Control terminal SCADA, described data acquisition and Monitor and Control terminal SCADA comprise data acquisition unit and electric quantity integration unit; Described data acquisition unit is arranged on transformer station's output terminal, gathers the real time data of voltage and current, and the real time data of voltage and current is sent to electric quantity integration unit; After the electric current that described electric quantity integration unit receives data acquisition unit acquires and voltage real time data, integration is carried out to the time and obtains device electricity data;
Described TMR module is substation electric energy meter, gathers the energy data that transformer station exports;
Described electricity contrast module, after receiving the energy data of TMR module acquires and the device electricity data of EMS/SCADA module acquisition, compares, after error exceedes setting value, sends alerting signal;
Described alarm module, receives the alerting signal that electricity contrast module sends, and sends transformer station's locating alarming and/or sound and light alarm.
2. critical point as claimed in claim 1 electricity ratio is to warning system, and it is characterized in that, described electric quantity integration unit is PF9808B intelligent power electric energy integral form power meter.
3. critical point as claimed in claim 1 electricity ratio is to warning system, it is characterized in that, also has fire wall, described fire wall is Huawei USG2210, be positioned in the middle of EMS/SCADA module and electricity contrast module, energy management system EMS is connected warning system unidirectional traffic with critical point electricity ratio, can only contrast module and send device electricity data, the data that isolated critical point electricity ratio sends to energy management system EMS warning system by energy management system EMS to electricity.
4. critical point as claimed in claim 1 electricity ratio is to warning system, it is characterized in that also having WEB server, what described WEB server preservation alarm module sent sends transformer station's locating alarming, described WEB server is connected with Intranet network, inquires about warning message for maintenance personal.
5. critical point as claimed in claim 1 electricity ratio is to warning system, it is characterized in that, also have physical isolation, described physical isolation is SU-GAP3000 gateway, be positioned in the middle of WEB server and alarm module, realize alarm module and send to the one-way data of WEB server.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520906421.0U CN205103308U (en) | 2015-11-16 | 2015-11-16 | Alarm system is compared to pass electric quantity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520906421.0U CN205103308U (en) | 2015-11-16 | 2015-11-16 | Alarm system is compared to pass electric quantity |
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| CN205103308U true CN205103308U (en) | 2016-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520906421.0U Expired - Fee Related CN205103308U (en) | 2015-11-16 | 2015-11-16 | Alarm system is compared to pass electric quantity |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108876036A (en) * | 2018-06-14 | 2018-11-23 | 国网福建省电力有限公司 | A kind of regulation optimization method about transmission line of electricity separated time critical point electricity abnormal problem |
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2015
- 2015-11-16 CN CN201520906421.0U patent/CN205103308U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108876036A (en) * | 2018-06-14 | 2018-11-23 | 国网福建省电力有限公司 | A kind of regulation optimization method about transmission line of electricity separated time critical point electricity abnormal problem |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160323 Termination date: 20161116 |