CN110148938A - A kind of method of holographic perception and layering line loss calculation - Google Patents
A kind of method of holographic perception and layering line loss calculation Download PDFInfo
- Publication number
- CN110148938A CN110148938A CN201910451197.3A CN201910451197A CN110148938A CN 110148938 A CN110148938 A CN 110148938A CN 201910451197 A CN201910451197 A CN 201910451197A CN 110148938 A CN110148938 A CN 110148938A
- Authority
- CN
- China
- Prior art keywords
- line loss
- line
- cabinet
- holographic
- meter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2203/00—Indexing scheme relating to details of circuit arrangements for AC mains or AC distribution networks
- H02J2203/20—Simulating, e g planning, reliability check, modelling or computer assisted design [CAD]
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention discloses a kind of holographic perception in ubiquitous Internet of Things digital ramp area and the methods of layering line loss calculation, including batch meter, digital terminal, feeder pillar, JP cabinet, transformer and novel concentrator, using installing digital terminal in batch meter, novel concentrator is installed in JP cabinet, novel concentrator is with extension function, cooperate each unit in digital terminal, by to electric energy meter, batch meter, the real-time measurement of branched line and calculating, emphasis solution stops telegram in reply event and reports, aging circuit early warning, the alarm of electric energy meter misalignment, the Intellisense of doubtful stealing early warning event, it simultaneously can be comprehensive, systematization solves the problems, such as low-voltage platform area line loss, from anti-electricity-theft, it is energy-saving, extend electric energy meter service life, reduce equipment investment, being substantially improved for economic benefit is realized in terms of reducing maintenance work amoun five.
Description
Technical field
The present invention relates to the holographic perception and layering in platform area construction field more particularly to a kind of ubiquitous Internet of Things digital ramp area
The method of line loss calculation.
Background technique
Based on ubiquitous electric power technology of Internet of things, innovation and application in platform area decreasing loss and intelligent electricity anti-theft field, in power train
In system, platform area refers to the supply district or region of (one) transformer, it is the noun of power economy operational management, and there are also be exactly
It is a district place name in particular statement, includes regional power supply route, platform change, electricity box and electric energy meter lamp in platform area, but existing more
In some regional power supply routes, platform change, electricity box, electric energy meter corresponding relationship archives inaccuracy, the artificial external force of batch meter lockset is destroyed
Seriously, no table electricity consumption, off-balancesheet stealing outstanding problem, measurement meter are mostly 2009 editions and 2013 editions, and wherein smaller part counts existing ERR-
04(battery undervoltage) alarm, here, the Accounting Problems that line loss is perceived and be layered to the end Tai Qu power grid intelligent holographic are also heavy by its
It wants.
Summary of the invention
In view of the above-mentioned problems, the present invention provides a kind of holographic perception in ubiquitous Internet of Things digital ramp area and layering line loss meter
The method of calculation.
In order to solve the above technical problems, the technical scheme adopted by the invention is that: its structure includes batch meter, number end
End, feeder pillar, JP cabinet, transformer and novel concentrator, the batch meter are docked by cable with digital terminal, and number
Terminal is mounted in batch meter, and the batch meter is electrically connected by cable and feeder pillar, and the feeder pillar is docked with JP cabinet,
The JP cabinet is docked with transformer and novel concentrator respectively, and novel concentrator is mounted on JP cabinet.
Preferably, the feeder pillar includes current acquisition line A, metering module A and II type acquisition module A, and the electric current is adopted
Line concentration A is installed in feeder pillar, and the current acquisition line A is docked with metering module A, and the metering module A passes through cable and II
Type acquisition module A is electrically connected, and the metering module A and current acquisition line A pass through bus and dock with JP cabinet, the electric current
Gathering line A is electrically connected by cable with batch meter.
Preferably, the JP cabinet includes open type current transformer, current acquisition line B, metering module B and II type acquisition mould
Block B, the open type current transformer are set in JP cabinet on connecting cable, and the current acquisition line B is set in JP cabinet, institute
It states the bottom current acquisition line B to be electrically connected by cable and feeder pillar, the current acquisition line B is docked with metering module B, institute
State metering module B and be electrically connected with II type acquisition module B by cable, the metering module B and current acquisition line B pass through bus and
Novel concentrator docking.
Preferably, in the digital terminal installation settings have prewarning unit, topological diagram generation unit, power failure sension unit,
Stealing prewarning unit, holographic sension unit, line loss Accounting unit and positioning unit, and seven groups of uniform batch meters pair of intelligent cell
It connects.
Preferably, the built-in line loss metering model of open type current transformer two-stage terminal difference.
Preferably, the batch meter surface is provided with that complete device identification is complete and clearly power supply side and load side
Wire tag is passed in and out, and cable marking board is set on inlet-outlet line cable.
Preferably, the holographic sension unit is docked with ammeter in batch meter.
Preferably, method and step is as follows:
S1, bound event is got over to the voltage value of the ammeter in the batch meter according to the holographic sension unit in digital terminal
Data acquisition and analysis；
S2, analysis is acquired to ammeter internal power factor data by the transmission instruction of holographic sension unit；
S3, meter voltage current harmonics, the frequency departure recorded in the batch meter cross big data, and are collected to it point
Analysis；
After the full dose data analysis acquired in S4, step S1-S4, then by digital terminal connection network to end grid power quality
Real-time Data Transmission；
S5, the novel concentrator are that the level-one in platform area examines meter；
S6, by digital terminal and open type current transformer it is mating carry out using；
S7, platform area summary table, electricity box and user progress three-level line loss are calculated automatically according to the level-one examination meter in step S5；
S8, novel concentrator push distribution transforming-electricity box-user's line loss abnormal point, regather analysis.
By the above-mentioned description of this invention it is found that compared to the prior art, the present invention has the advantage that
The holographic perception and the method for layering line loss calculation in a kind of ubiquitous Internet of Things digital ramp area of the present invention, using in batch meter
Digital terminal is installed, novel concentrator is installed in JP cabinet, novel concentrator cooperates each in digital terminal with extension function
A unit, by electric energy meter, batch meter, the real-time measurement of branched line and calculating, emphasis solution stop telegram in reply event report, line
Road aging early warning, the alarm of electric energy meter misalignment, doubtful stealing early warning event Intellisense, while can comprehensive, systematization solution
Certainly the problem of the line loss of low-voltage platform area, from anti-electricity-theft, energy-saving, extension electric energy meter service life, equipment investment, reduction fortune are reduced
Being substantially improved for economic benefit is realized in terms of dimension workload five.
Detailed description of the invention
Fig. 1 is structure of the invention figure；
Fig. 2 is digital terminal structure chart of the present invention；
In figure: batch meter -1, digital terminal -2, feeder pillar -3, JP cabinet -4, transformer -5, novel concentrator -6, current acquisition line
A-31, metering module A-32, II type acquisition module A-33, open type current transformer -41, current acquisition line B-42, metering mould
Block B-43, II type acquisition module B-44, prewarning unit -21, topological diagram generation unit -22, power failure sension unit -23, stealing are pre-
Alert unit -24, holographic sension unit -25, line loss Accounting unit -26, positioning unit -27.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Embodiment 1
A kind of holographic perception and the method for layering line loss calculation in ubiquitous Internet of Things digital ramp area, including batch meter 1, digital terminal
2, feeder pillar 3, JP cabinet 4, transformer 5 and novel concentrator 6, the batch meter 1 are docked by cable with digital terminal 2,
And digital terminal 2 is mounted in batch meter 1, the batch meter 1 is electrically connected by cable with feeder pillar 3, the feeder pillar 3
It is docked with JP cabinet 4, the JP cabinet 4 is docked with transformer 5 and novel concentrator 6 respectively, and novel concentrator 6 is mounted on JP
Cabinet 4.
Feeder pillar 3 includes current acquisition line A31, metering module A32 and II type acquisition module A33, the current acquisition line
A31 is installed in feeder pillar 3, and the current acquisition line A31 is docked with metering module A32, and the metering module A32 passes through cable
It is electrically connected with II type acquisition module A33, the metering module A32 and current acquisition line A31 passes through bus and JP cabinet 4 is right
It connects, the current acquisition line A31 is electrically connected by cable with batch meter 1, and 1- can be arranged in current acquisition line A31 according to the actual situation
N.
JP cabinet 4 includes open type current transformer 41, current acquisition line B42, metering module B43 and II type acquisition module
B44, the open type current transformer 41 are set in JP cabinet 4 on connecting cable, and the current acquisition line B42 is set to JP cabinet
In 4, the bottom current acquisition line B42 is electrically connected by cable with feeder pillar 3, the current acquisition line B42 and metering
Module B43 docking, the metering module B43 are electrically connected by cable with II type acquisition module B44, the metering module B43 with
Current acquisition line B42 is docked by bus with novel concentrator 6, and current acquisition line B42 can be arranged 1-n according to the actual situation.
Digital terminal 2: interior installation settings has prewarning unit 21, topological diagram generation unit 22, power failure sension unit 23, stealing
Prewarning unit 24, holographic sension unit 25, line loss Accounting unit 26 and positioning unit 27, and seven groups of uniform batch meters of intelligent cell
1 docking；
Prewarning unit 21: being able to achieve and reinforce intelligent electric meter data acquisition density and big data analysis application, can be by transformer
The problems such as heavy-overload, low-voltage, three-phase imbalance, positions to specific branch, unit and user, automatic to the processing of platform area exception
Generate Management strategy, suggestion and early warning；
Topological diagram generation unit 22: Node registry and positioning function is cooperated to realize platform area in conjunction with archives relationship automatic carding function
(change-case-family) physics and geographical topology figure are drawn automatically, to realize that actively repairing provides technical support in platform area；
Power failure sension unit 23: when user's electric energy meter has a power failure, the carrier module built in power failure sension unit transmits power-off event
To concentrator, event information is uploaded acquisition system to realize power-off event active reporting by concentrator, is used using installation is built-in
Family outage information prejudges algorithm, by acquiring the main circuit current of every piece of electric supply meter, active power, power factor, interior in real time
Relay status is set, to be associated with judgement power-off condition, by electricity box or divides family power failure item active push intensive control center monitors
Platform；
Stealing prewarning unit 24: built-in high-precision measuring module and computation model and accurate clock, it can be to the inlet wire of each electricity box
Side is accurately measured, and by the error real time contrast of real-time line loss analyzing and firewire electric current and neutral line current, discovery is used in time
Family electricity stealing, and precise positioning electricity box position；
Positioning unit 27: utilizing GPS system/BEI-DOU position system, and the location information for obtaining metering acquisition terminal rapidly is (geographical
Coordinate or geodetic coordinates), lock geographical location.
Embodiment 2
A kind of holographic method perceived with layering line loss calculation in ubiquitous Internet of Things digital ramp area, method and step are as follows:
S1, bound is got over according to voltage value of the holographic sension unit 25 in digital terminal 2 to the ammeter in the batch meter 1
The data of event acquire and analysis；
S2, analysis is acquired to ammeter internal power factor data by the transmission instruction of holographic sension unit 25；
S3, meter voltage current harmonics, the frequency departure recorded in the batch meter 1 are crossed big data, and are collected to it
Analysis；
After the full dose data analysis acquired in S4, step S1-S4, then by the connection network of digital terminal 2 to end power grid electric energy matter
The real-time Data Transmission of amount realizes the real-time monitoring and early warning of platform area power quality；
S5, the novel concentrator 6 are that the level-one in platform area examines meter；
S6, by digital terminal 2 and open type current transformer 41 it is mating carry out using, to realize electricity box summary table function of measuring,
The built-in line loss metering model of 41 two-stage terminal of open type current transformer difference, adds use by novel concentrator, digital terminal again
The application of family intelligence meter；
S7, platform area summary table, electricity box and user progress three-level line loss are calculated automatically according to the level-one examination meter in step S5；
S8, novel concentrator 6 push distribution transforming-electricity box-user's line loss abnormal point, regather analysis, carry out three-level line loss and count automatically
It calculates, while by precisely pushing from electricity box are changed to again to the line loss abnormal point of user, can quickly analyze doubtful empty table electricity consumption
User.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (8)
1. a kind of method of holographic perception and layering line loss calculation, which is characterized in that its structure include batch meter (1), number eventually
(2), feeder pillar (3), JP cabinet (4), transformer (5) and novel concentrator (6) are held, the batch meter (1) passes through cable and number
Terminal (2) is docked, and digital terminal (2) is mounted in batch meter (1), and the batch meter (1) passes through cable and feeder pillar
(3) be electrically connected, the feeder pillar (3) is docked with JP cabinet (4), the JP cabinet (4) respectively with transformer (5) and novel concentration
Device (6) is docked, and novel concentrator (6) is mounted on JP cabinet (4).
2. the method for a kind of holographic perception and layering line loss calculation according to claim 1, which is characterized in that the branch
Case (3) includes current acquisition line A(31), metering module A(32) and II type acquisition module A(33), the current acquisition line A(31)
It is installed in feeder pillar (3), the current acquisition line A(31) docked with metering module A(32), the metering module A(32) logical
Cross cable and II type acquisition module A(33) be electrically connected, the metering module A(32) and current acquisition line A(31) pass through
Bus is docked with JP cabinet (4), the current acquisition line A(31) it is electrically connected by cable with batch meter (1).
3. the method for a kind of holographic perception and layering line loss calculation according to claim 1, which is characterized in that the JP cabinet
(4) include open type current transformer (41), current acquisition line B(42), metering module B(43) and II type acquisition module B(44),
The open type current transformer (41) is set on JP cabinet (4) interior connecting cable, the current acquisition line B(42) it is set to JP
In cabinet (4), the current acquisition line B(42) bottom is electrically connected by cable with feeder pillar (3), the current acquisition line B
(42) docked with metering module B(43), the metering module B(43) it is electrically connected, institute by cable with II type acquisition module B(44)
State metering module B(43) and current acquisition line B(42) docked by bus with novel concentrator (6).
4. according to a kind of method of holographic perception and layering line loss calculation described in claim 1, which is characterized in that the number is eventually
End (2) interior installation settings has prewarning unit (21), topological diagram generation unit (22), power failure sension unit (23), stealing early warning list
First (24), holographic sension unit (25), line loss Accounting unit (26) and positioning unit (27), and seven groups of intelligent cells uniformly measure
Case (1) docking.
5. the method for a kind of holographic perception and layering line loss calculation according to claim 3, which is characterized in that the opening
The built-in line loss metering model of formula current transformer (41) two-stage terminal difference.
6. the method for a kind of holographic perception and layering line loss calculation according to claim 1, which is characterized in that the metering
Case (1) surface is provided with that complete device identification is complete and clearly power supply side and load side disengaging wire tag, and is arranged
Cable marking board is on inlet-outlet line cable.
7. the method for a kind of holographic perception and layering line loss calculation according to claim 4, which is characterized in that the holography
Sension unit (25) is docked with batch meter (1) interior ammeter.
8. the method for-the 7 any a kind of holographic perception and layering line loss calculation according to claim 1, which is characterized in that its
Method and step is as follows:
S1, the voltage value of the ammeter in the batch meter (1) is got over according to the holographic sension unit (25) in digital terminal (2)
The data of bound event acquire and analysis；
S2, analysis is acquired to ammeter internal power factor data by holographic sension unit (25) transmission instruction；
S3, meter voltage current harmonics, the frequency departure recorded in the batch meter (1) are crossed big data, and are received to it
Set analysis；
After the full dose data analysis acquired in S4, step S1-S4, then by digital terminal (2) connection network to end power grid electric energy
The real-time Data Transmission of quality；
S5, the novel concentrator (6) are that the level-one in platform area examines meter；
S6, by digital terminal (2) and open type current transformer (41) it is mating carry out using；
S7, platform area summary table, electricity box and user progress three-level line loss are calculated automatically according to the level-one examination meter in step S5；
S8, novel concentrator (6) push distribution transforming-electricity box-user's line loss abnormal point, regather analysis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910451197.3A CN110148938A (en) | 2019-05-28 | 2019-05-28 | A kind of method of holographic perception and layering line loss calculation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910451197.3A CN110148938A (en) | 2019-05-28 | 2019-05-28 | A kind of method of holographic perception and layering line loss calculation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110148938A true CN110148938A (en) | 2019-08-20 |
Family
ID=67593417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910451197.3A Pending CN110148938A (en) | 2019-05-28 | 2019-05-28 | A kind of method of holographic perception and layering line loss calculation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110148938A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110426605A (en) * | 2019-09-04 | 2019-11-08 | 广东电网有限责任公司 | A kind of segmented line undermines power failure reporting device and method |
| CN110927447A (en) * | 2019-12-18 | 2020-03-27 | 山东智电未来科技有限公司 | Multi-core-modularization-based station area six-branch loss monitoring device and monitoring method |
| CN111090004A (en) * | 2019-12-31 | 2020-05-01 | 罗国通 | Method for realizing six-branch damage situation perception based on Internet of things agent terminal |
| CN111157849A (en) * | 2020-01-09 | 2020-05-15 | 北京国电通网络技术有限公司 | Electricity larceny prevention monitoring system and method for line loss lean of transformer area |
| CN111724060A (en) * | 2020-06-18 | 2020-09-29 | 国网天津市电力公司 | Integrated analysis monitoring system and analysis method for transformer area line loss |
| CN112798834A (en) * | 2019-11-14 | 2021-05-14 | 河南许继仪表有限公司 | Metering box meter front switch device and metering box |
| WO2021109524A1 (en) * | 2019-12-03 | 2021-06-10 | 江苏智臻能源科技有限公司 | Transformer area power failure fault real-time locating method based on electric power collection terminal |
| CN113433384A (en) * | 2021-06-22 | 2021-09-24 | 国家电网有限公司 | Low-voltage Internet of things perception terminal device and method for line loss analysis |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2535848A1 (en) * | 2006-02-10 | 2007-08-10 | Roger Morrison | Electrical profile monitoring system for detection of utilities theft |
| CN109613329A (en) * | 2018-12-25 | 2019-04-12 | 国网湖南省电力有限公司 | A kind of fine line loss analysis system |
| CN109633326A (en) * | 2018-12-25 | 2019-04-16 | 国网湖南省电力有限公司 | A kind of detachable line loss analysis system |
| CN109633328A (en) * | 2018-12-25 | 2019-04-16 | 国网湖南省电力有限公司 | A kind of fixed line loss monitoring and analyzing system |
| CN109633327A (en) * | 2018-12-25 | 2019-04-16 | 国网湖南省电力有限公司 | A kind of area's intelligence line loss analytical equipment |
-
2019
- 2019-05-28 CN CN201910451197.3A patent/CN110148938A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2535848A1 (en) * | 2006-02-10 | 2007-08-10 | Roger Morrison | Electrical profile monitoring system for detection of utilities theft |
| CN109613329A (en) * | 2018-12-25 | 2019-04-12 | 国网湖南省电力有限公司 | A kind of fine line loss analysis system |
| CN109633326A (en) * | 2018-12-25 | 2019-04-16 | 国网湖南省电力有限公司 | A kind of detachable line loss analysis system |
| CN109633328A (en) * | 2018-12-25 | 2019-04-16 | 国网湖南省电力有限公司 | A kind of fixed line loss monitoring and analyzing system |
| CN109633327A (en) * | 2018-12-25 | 2019-04-16 | 国网湖南省电力有限公司 | A kind of area's intelligence line loss analytical equipment |
Non-Patent Citations (4)
| Title |
|---|
| 周昭茂: "《电力需求侧管理技术支持系统》", 28 February 2007, 中国电力出版社 * |
| 柳志军: ""智能电网的数字化台区建设研究"", 《供 用 电》 * |
| 梁波 等: ""智能计量管理终端的创新与应用"", 《国网技术学院学报》 * |
| 王月志: "《电能计量技术》", 30 September 2007 * |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110426605A (en) * | 2019-09-04 | 2019-11-08 | 广东电网有限责任公司 | A kind of segmented line undermines power failure reporting device and method |
| CN112798834A (en) * | 2019-11-14 | 2021-05-14 | 河南许继仪表有限公司 | Metering box meter front switch device and metering box |
| WO2021109524A1 (en) * | 2019-12-03 | 2021-06-10 | 江苏智臻能源科技有限公司 | Transformer area power failure fault real-time locating method based on electric power collection terminal |
| CN110927447A (en) * | 2019-12-18 | 2020-03-27 | 山东智电未来科技有限公司 | Multi-core-modularization-based station area six-branch loss monitoring device and monitoring method |
| CN111090004A (en) * | 2019-12-31 | 2020-05-01 | 罗国通 | Method for realizing six-branch damage situation perception based on Internet of things agent terminal |
| CN111157849A (en) * | 2020-01-09 | 2020-05-15 | 北京国电通网络技术有限公司 | Electricity larceny prevention monitoring system and method for line loss lean of transformer area |
| CN111724060A (en) * | 2020-06-18 | 2020-09-29 | 国网天津市电力公司 | Integrated analysis monitoring system and analysis method for transformer area line loss |
| CN113433384A (en) * | 2021-06-22 | 2021-09-24 | 国家电网有限公司 | Low-voltage Internet of things perception terminal device and method for line loss analysis |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110148938A (en) | A kind of method of holographic perception and layering line loss calculation | |
| CN105337308B (en) | A kind of grid side area distribution formula photovoltaic operation management system and management method | |
| CN105915398B (en) | Rural power grid fault based rapid detection and power restoration system and concentrator detection method thereof | |
| CN110289682A (en) | A kind of distribution repairing aid decision and intelligent managing and control system | |
| CN102437650B (en) | Intelligent electric power distribution system | |
| CN102611172B (en) | Standard design of electric automobile charging facility | |
| Zavoda | Advanced distribution automation (ADA) applications and power quality in Smart Grids | |
| CN104297616B (en) | A kind of 10kV distribution line broken string method for detecting interacted based on multi-system information | |
| CN111030304B (en) | Electric power security protection intelligence thing networking systems | |
| CN103023149A (en) | Intelligent power distribution terminal and intelligent power distribution system based on IEC61850 | |
| CN101969230A (en) | Power supply loop monitoring device and system | |
| CN107302264B (en) | Control method for stable operation of secondary automation equipment of transformer substation | |
| CN103852744A (en) | Distributed online monitoring system and method for electric energy metering device | |
| CN106505605A (en) | Sodium-sulphur battery power station energy storage subsystem | |
| CN112288303B (en) | Method and device for determining line loss rate | |
| CN201928086U (en) | Intelligent grid comprehensive alarm and cooperative processing system | |
| CN110658415A (en) | Low-voltage distribution line fault detection method and system | |
| CN106549503A (en) | Sodium-sulphur battery Power Station Monitored Control System | |
| CN108418302A (en) | A kind of power distribution network platform based on big data analysis | |
| CN111179117A (en) | Calculation method and device for situation awareness effect evaluation of intelligent power distribution network | |
| Thomas et al. | Distribution automation leading to a smarter grid | |
| CN203135572U (en) | Transformer substation DC device state monitoring system | |
| CN114660381A (en) | Power line branch monitoring terminal and impedance analysis method thereof | |
| CN108693442A (en) | The detection method and system of electric network fault | |
| CN110350663B (en) | Low-voltage household meter power failure fault warning device and method based on edge calculation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190820 |
|
| RJ01 | Rejection of invention patent application after publication |