CN104935007B - The control method that a kind of distributed power source is incorporated into the power networks - Google Patents
The control method that a kind of distributed power source is incorporated into the power networks Download PDFInfo
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- CN104935007B CN104935007B CN201510333343.4A CN201510333343A CN104935007B CN 104935007 B CN104935007 B CN 104935007B CN 201510333343 A CN201510333343 A CN 201510333343A CN 104935007 B CN104935007 B CN 104935007B
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- 230000005611 electricity Effects 0.000 claims abstract description 11
- 238000012423 maintenance Methods 0.000 claims abstract description 6
- 238000012545 processing Methods 0.000 claims description 16
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Abstract
The present invention relates to the control method that a kind of distributed power source is incorporated into the power networks, including step：(1) to distributed power source monitoring running state in region, statistics displaying is carried out to record result；(2) it is tracked monitoring to the distributed power source quality of power supply to contrast with required standard data, the distributed power source for exceeding the quality of power supply required standard carries out abnormal mark；(4) generate electricity and check control；(5) check that underproof and off-network is controlled because client generates electricity；(6) caused by line maintenance and off-network control.The present invention has good extension flexible and loose coupling, can carry out Quick Extended and strengthened research, realize that distributed power source whole process is monitored, it is to avoid monitoring dead angle, protects up-front investment, effectively improves distributed power source business monitoring efficiency.
Description
Technical field
It is particularly a kind of distributed the invention belongs to the control technology field of generating electricity by way of merging two or more grid systems of distributed power source in power system
The control method of power grid operation.
Background technology
Current Distributed Power Generation growth momentum is very powerful, and country gives marketing to photovoltaic power generation technology first
Support, recently again to society's issue《Opinion on carrying out the grid-connected services of distributed power source》, actively promote photovoltaic, wind
Electricity, the marketization of natural gas distributed energy development, on the basis of the grid-connected work of distributed photovoltaic is carried out, are expanded to all
The grid-connected power supply of the distributed power source of type.And worked out the standard and detailed rules and regulations of a series of grid-connected service of distributed power sources.
Distributed energy resource system be not simply use traditional generation technology, and be built upon automatic control system,
It is flexibly and easily, highly reliable with low pollution emission on the basis of the new technologies such as advanced material technology, flexible manufacturing process
Property and efficient novel energy production system.With environmentally friendly low-carbon, safe and reliable, Peak Load effect.But for distribution
For power supply, because distributed power source by environmental factor is influenceed larger, Distributed Power Generation also exists technical each
Plant not enough, power supply quality is unstable, the decline of whole power network power supply quality will be caused after unclean electric energy is grid-connected, if not
Distributed power source power supply quality pass can be held, it will power network is caused damage.
The content of the invention
The purpose of the present invention is in view of the shortcomings of the prior art, and to propose the controlling party that a kind of distributed power source is incorporated into the power networks
Method.
The present invention solves its technical problem and takes following technical scheme to realize：
The control method that a kind of distributed power source is incorporated into the power networks, including step are as follows：
(1) to distributed power source monitoring running state in region；The device characteristics of distributed power source are recorded, constantly tracking point
Cloth power supply and net state and ambient parameter；Statistics displaying is carried out to record result, to the distributed electrical that running status is abnormal
Source is labeled；
(2) it is tracked monitoring to the distributed power source quality of power supply to contrast with required standard data, to the quality of power supply
Distributed power source more than required standard carries out abnormal mark；
(4) generate electricity and check control
According to the grid-connected voltage of generating client, equipment requirement parameter in service range, to distributed power source, generating client enters
Row site inspection, the scope of examination includes the check and operation of grid-connection device operating index, grid connection capacity and equipment metering device, will
Inspection result and promise breaking power generation situation are recorded and upload to electric energy quality monitoring system；
(5) check that underproof and off-network is controlled because client generates electricity
According to above-mentioned inspection result and promise breaking power generation situation, the quality of power supply abnormal to operation is unqualified, interconnection technology is not inconsistent
Closing operation of power networks requirement needs to stop grid-connected distributed power source client, issues client and off-network notice, records notice situation,
Perform off-network operation；To stopping the client that grid-connected reason is eliminated, recover grid-connected；
(6) caused by line maintenance and off-network control
According to scheduled overhaul and breakdown repair information, in the case where involved circuit and platform area is notified before overhauling in time
Distributed power source client, monitor and off-network state.
Moreover, the record and displaying in the step (1) are specifically referred to：
1. in the form of a list, power generation type, mode of dissolving and the grid entry point of distributed power source are recorded, is constantly kept track of
On off state, electric parameter information (voltage, active power and reactive power), the daily generation of distributed power source points of common connection
Information and ambient parameter information；
2. in the form of broken line, according to the continuity of time, single distributed daily generation stability bandwidth, power grid point are shown
With the voltage of points of common connection, active power, the situation of change of reactive power.
Moreover, the tracking and monitoring, contrast in the step (2) are specifically referred to：
1. constantly keep track of the distributed power source quality of power supply, including the harmonic wave of the grid-connected power supply of distributed power source, m-Acetyl chlorophosphonazo,
Voltage deviation, voltage flicker, three-phase imbalance and power factor；
2. the required standard data of the distributed electrical source user are obtained from existing electric energy quality monitoring system database；
3. data will constantly be kept track of to be contrasted with required standard data, the quality of power supply will be divided more than required standard
Cloth power supply carries out abnormal mark.
Moreover, tracking and processing extremely is specially in the step (3)；
1. exception monitoring
With tabular form, according to running status anomaly classification and decision rule, according to customer number, customer name, management
Unit, power generation type, mode of dissolving and grid-connected voltage, displaying distributed power source running status abnormal information, including anomaly classification,
Anomaly time, processing state；
2. it is abnormal to initiate
The abnormal distributed power source of running status is handled by short message or mail reminder relevant staff.
Moreover, the mode that distributed power source client under involved circuit and platform area is notified in the step (6) is, according to visitor
The contact method at family, client alert is sent with short message, phone or mail he.
Advantages and positive effects of the present invention are：
1st, the present invention realizes the monitoring of 360 degree of distributed power source whole process, it is to avoid monitoring dead angle；
2nd, the perfect traditional distributed monitoring mechanism of the present invention, with good extension is flexible and loose coupling, can be carried out
Quick Extended and strengthened research, protect up-front investment；
3rd, the present invention can effectively improve distributed power source business monitoring efficiency, promote distributed power source business to carry out, indirectly
Bring economic benefit and management benefit.
Embodiment
Present invention implementation is further described below, following examples are descriptive, are not limited, it is impossible to
Protection scope of the present invention is limited with this.
The control method that a kind of distributed power source is incorporated into the power networks, it is as follows that the method comprising the steps of：
(1) to distributed power source monitoring running state in region；The device characteristics of distributed power source are recorded, constantly tracking point
Cloth power supply and net state and ambient parameter；Statistics displaying is carried out to record result, to the distributed electrical that running status is abnormal
Source is labeled, and is specifically included：
1. in the form of a list, power generation type, mode of dissolving and the grid entry point of distributed power source are recorded, is constantly kept track of
On off state, electric parameter information (voltage, active power and reactive power), the daily generation of distributed power source points of common connection
Information and ambient parameter information；
2. in the form of broken line, according to the continuity of time, single distributed daily generation stability bandwidth, power grid point are shown
With the voltage of points of common connection, active power, the situation of change of reactive power；
(2) the distributed power source quality of power supply is monitored；By monitoring the quality of power supply information of distributed power source, grasp
The overall quality of power supply situation of change of distributed power source in region,
1. constantly keep track of the distributed power source quality of power supply, including the harmonic wave of the grid-connected power supply of distributed power source, m-Acetyl chlorophosphonazo,
Voltage deviation, voltage flicker, three-phase imbalance and power factor；
2. the required standard data of the distributed electrical source user are obtained from existing electric energy quality monitoring system database；
3. data will constantly be kept track of to be contrasted with required standard data, the quality of power supply will be divided more than required standard
Cloth power supply carries out abnormal mark；
(3) operation exception tracking and processing
1. exception monitoring
With tabular form, according to running status anomaly classification and decision rule, according to customer number, customer name, management
Unit, power generation type, mode of dissolving and grid-connected voltage, displaying distributed power source running status abnormal information, including anomaly classification,
Anomaly time, processing state；
2. it is abnormal to initiate
The abnormal distributed power source of running status is handled by short message or mail reminder relevant staff；
3. abnormality processing
The abnormal distributed power source of running status is handled or rectified and improved, and records processing result information, including:Processing
People, processing time, processing scheme；
4. abnormal examination ＆ verification
Result to the abnormal distributed power source of running status is audited, and records audit opinion, is not audited such as
By then carrying out abnormal initiation again；
(4) generate electricity and check control
According to the grid-connected voltage of generating client, equipment requirement situation in service range, to distributed power source, generating client enters
Row site inspection, the scope of examination includes client's basic condition, grid-connection device operating index, grid connection capacity and equipment metering device
Check and run, inspection result and promise breaking power generation situation are recorded and electric energy quality monitoring system is uploaded to；
(5) check that underproof and off-network is controlled because client generates electricity
According to above-mentioned inspection result and promise breaking power generation situation, to operation abnormal (illegally gaining subsidy fund by cheating), the quality of power supply
Unqualified, interconnection technology, which does not meet operation of power networks requirement, to be needed to stop grid-connected distributed power source client, issues client and off-network
Notice, records notice situation, performs off-network operation；To stopping the client that grid-connected reason is eliminated, recover grid-connected；
(6) caused by line maintenance and off-network control
According to scheduled overhaul and breakdown repair information, in the case where involved circuit and platform area is notified before overhauling in time
Distributed power source client, monitor and off-network state, further ensure maintenance safety.
1. according to scheduled overhaul, trouble hunting content, the distributed power source client under maintenance circuit is searched；
2. according to the contact method of client, client alert is sent with short message, phone or mail he.
Claims (4)
1. the control method that a kind of distributed power source is incorporated into the power networks, it is characterised in that as follows including step：
(1) to distributed power source monitoring running state in region；The device characteristics of distributed power source are recorded, are constantly tracked distributed
Power supply and net state and ambient parameter；Statistics displaying is carried out to record result, the abnormal distributed power source of running status is entered
Rower is noted；
(2) quality of power supply to distributed power source is tracked monitoring, and is contrasted with defined normal data, to electric energy matter
Amount carries out abnormal mark more than the distributed power source of required standard；
(3) operation exception tracking and processing
1. exception monitoring
With tabular form, according to running status anomaly classification and decision rule, according to customer number, customer name, management unit,
Power generation type, mode of dissolving and grid-connected voltage, show distributed power source running status abnormal information, including anomaly classification, exception
Discovery time, processing state；
2. it is abnormal to initiate
The abnormal distributed power source of running status is handled by short message or mail reminder relevant staff；
3. abnormality processing
The abnormal distributed power source of running status is handled or rectified and improved, and records processing result information, including:Processing people,
Processing time, processing scheme；
4. abnormal examination ＆ verification
Result to the abnormal distributed power source of running status is audited, and records audit opinion, is not audited such as and is passed through
Abnormal initiation is then carried out again；
(4) generate electricity and check control
According to the grid-connected voltage of generating client, equipment requirement parameter in service range, live inspection is carried out to distributed power source client
Look into, the scope of examination includes the check and operation of grid-connection device operating index, grid connection capacity and equipment metering device, by inspection result
And promise breaking power generation situation is recorded and uploads to electric energy quality monitoring system；
(5) check that underproof and off-network is controlled because client generates electricity
According to above-mentioned inspection result and promise breaking power generation situation, the quality of power supply abnormal to operation is unqualified, interconnection technology does not meet electricity
Network operation requirement needs to stop grid-connected distributed power source client, issues client and off-network notice, records notice situation, performs
Off-network is operated；To stopping the client that grid-connected reason is eliminated, recover grid-connected；
(6) caused by line maintenance and off-network control
According to scheduled overhaul and breakdown repair information, point in the case where notifying involved circuit and platform area before overhauling in time
Cloth power supply client, monitors and off-network state.
2. the control method that the distributed power source according to claim requirement 1 is incorporated into the power networks, it is characterised in that：The step
(1) record and displaying in are specifically referred to：
1. in the form of a list, power generation type, mode of dissolving and the grid entry point of distributed power source are recorded, constantly track record distribution
The on off state of formula power supply points of common connection, voltage, electric parameter information, the daily generation information of active power and reactive power
And ambient parameter information；
2. in the form of broken line, according to the continuity of time, single distributed power source daily generation stability bandwidth, power grid point are shown
With the voltage of points of common connection, active power, the situation of change of reactive power.
3. the control method that the distributed power source according to claim requirement 1 is incorporated into the power networks, it is characterised in that：The step
(2) tracking and monitoring, contrast in are specifically referred to：
1. the distributed power source quality of power supply is constantly kept track of, includes harmonic wave, m-Acetyl chlorophosphonazo, the voltage of the grid-connected power supply of distributed power source
Deviation, voltage flicker, three-phase imbalance and power factor；
2. the required standard data of distributed power source client are obtained from existing electric energy quality monitoring system database；
3. data will constantly be kept track of to be contrasted with required standard data, the distribution of required standard is exceeded to the quality of power supply
Power supply carries out abnormal mark.
4. the control method that distributed power source according to claim 1 is incorporated into the power networks, it is characterised in that：The step (6)
The mode of the distributed power source client under circuit and platform area involved by middle notice is, according to the contact method of client, with short message,
Phone or mail he send client alert.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106786785A (en) * | 2017-03-31 | 2017-05-31 | 国网福建省电力有限公司 | A kind of distributed power source omnibearing management method |
| CN108493989B (en) * | 2018-03-22 | 2019-10-15 | 河海大学 | A kind of large-scale photovoltaic, the power generation monitoring of wind-powered electricity generation electricity generation grid-connecting system and load distribution method |
| CN108960558A (en) * | 2018-04-23 | 2018-12-07 | 南方电网科学研究院有限责任公司 | Method, device and equipment for monitoring and analyzing electric energy quality general measurement data |
| CN109946737A (en) * | 2019-04-04 | 2019-06-28 | 杭州电力设备制造有限公司 | A kind of optimization packet configuration method and device of distributed generation resource and micro-capacitance sensor |
| CN113131461A (en) * | 2019-12-31 | 2021-07-16 | 新奥数能科技有限公司 | Distributed energy grid connection method and device based on block chain |
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| CN104283308A (en) * | 2013-07-10 | 2015-01-14 | 北京中电建投微电网科技有限公司 | Smart central strategy control system for micro-grid |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2693590A1 (en) * | 2011-03-30 | 2014-02-05 | Panasonic Corporation | Distributed power generation system and method for operating same |
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Patent Citations (4)
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|---|---|---|---|---|
| CN201789341U (en) * | 2010-07-30 | 2011-04-06 | 北京市电力公司 | Monitoring system of intelligent micro-grid |
| CN202586493U (en) * | 2011-09-25 | 2012-12-05 | 国网电力科学研究院 | Micro electrical network energy management system |
| CN103177401A (en) * | 2013-03-21 | 2013-06-26 | 广东电网公司佛山供电局 | Distribution network e power failure method for fault maintenance |
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