CN112714039B - Method and system for keeping consistency of double sets of data in stability control system - Google Patents
Method and system for keeping consistency of double sets of data in stability control system Download PDFInfo
- Publication number
- CN112714039B CN112714039B CN202011356130.0A CN202011356130A CN112714039B CN 112714039 B CN112714039 B CN 112714039B CN 202011356130 A CN202011356130 A CN 202011356130A CN 112714039 B CN112714039 B CN 112714039B
- Authority
- CN
- China
- Prior art keywords
- data
- station
- main station
- master station
- execution
- 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.)
- Active
Links
- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000004891 communication Methods 0.000 claims abstract description 27
- 230000002159 abnormal effect Effects 0.000 claims description 5
- 230000005856 abnormality Effects 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000012545 processing Methods 0.000 description 4
- 238000013502 data validation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
- H04L43/0823—Errors, e.g. transmission errors
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Computing Systems (AREA)
- General Health & Medical Sciences (AREA)
- Medical Informatics (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Telephonic Communication Services (AREA)
Abstract
The invention discloses a method and a system for keeping consistency of double sets of data in a stability control system in the technical field of automatic control of power systems, which can keep the data in the double sets of systems consistent to the maximum extent when a certain set of system has channel abnormality, do not need to quit the whole set of system, and reduce the pressure of on-site operation and maintenance. The system A of each execution station uploads data to the system A of the main station; the system B of each execution station uploads the data to the system B of the main station respectively, and the system A of the main station is in communication connection with the system B of the main station; for the data of each execution station, the system of the main station ensures the consistency of double sets of data according to the validity of the received data, the communication state with another system and the validity of the data received by another system and a decision data exchange principle.
Description
Technical Field
The invention belongs to the technical field of automatic control of power systems, and particularly relates to a method and a system for maintaining consistency of double sets of data in a stability control system.
Background
With the rapid development of ultrahigh voltage alternating current and direct current power grids and the large amount of new energy grid connection in China, the safety and stability problems of the power grids are more and more prominent. The safety and stability control system used in the power system is in double-set configuration. If the execution station and the master station in a certain set of system have channel abnormality, the master station in the set cannot acquire the related data of the execution station, and the action of the two sets of devices in the master station is possibly inconsistent. If the actions of the two sets of devices in the stability control system are inconsistent, an over-cut load or a unit can be caused, active power in the system is unbalanced, and safe and stable operation of the power system is influenced.
Disclosure of Invention
In order to solve the defects in the prior art, the invention provides a method and a system for maintaining consistency of double sets of data in a stability control system, which can keep the data in the double sets of systems consistent to the greatest extent when a certain set of system has channel abnormality, do not need to quit the whole set of system, and reduce the pressure of field operation and maintenance.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows: a method for keeping consistency of double sets of data in a stability control system comprises a main station and a plurality of execution stations, wherein the main station and each execution station are respectively provided with double sets of systems, namely a system A and a system B, and the system A of each execution station respectively uploads the data to the system A of the main station; the system B of each execution station uploads the data to the system B of the main station respectively, and the system A of the main station is in communication connection with the system B of the main station; the method is executed by a system A of a main station, and specifically comprises the following steps: sending a data reading request to a system B of the master station according to a set time interval, and reading data in the system B of the master station based on a data reading permission instruction of the system B of the master station: if the data in the system A of the master station is invalid and the data in the system B of the master station is valid, replacing the data in the system A of the master station with the data in the system B of the master station; if the data in the system B of the master station is invalid, the data in the system A of the master station is kept unchanged; if the data in the system A of the master station is effective, the data in the system B of the master station is effective, and the switchable quantities of the load and the unit are processed by adopting a large exchange principle; for the power and the switching-on and stopping information of the line, keeping the data in the system A of the master station unchanged; if the data reading permission instruction sent by the system B of the master station is not received within the set time interval, keeping the data in the system A of the master station unchanged; and responding to a data reading request sent by the system B of the master station, opening the data reading permission of the system A of the master station, and sending a command of allowing to read data to the system B of the master station.
A method for keeping consistency of double sets of data in a stability control system comprises a main station and a plurality of execution stations, wherein the main station and each execution station are respectively provided with double sets of systems, namely a system A and a system B, and the system A of each execution station respectively uploads the data to the system A of the main station; the system B of each execution station uploads the data to the system B of the main station, and the system A of the main station is in communication connection with the system B of the main station; the method is executed by a system B of the main station, and specifically comprises the following steps: responding to a data reading request sent by a system A of a main station, opening the data reading permission of a system B of the main station, and sending a data reading permission instruction to the system A of the main station; sending a data reading request to the system A of the master station according to a set time interval, and reading data in the system A of the master station based on a data reading permission instruction of the system A of the master station: if the data in the system B of the master station is invalid and the data in the system A of the master station is valid, replacing the data in the system B of the master station with the data in the system A of the master station; if the data in the system A of the master station is invalid, the data in the system B of the master station is kept unchanged; if the data in the system B of the master station is effective and the data in the system A of the master station is effective, the switchable quantities of the loads and the units are processed by adopting a large exchange and fetch principle; keeping the data in the system B of the main station unchanged for the power and the switching-on/off information of the line; if the data reading permission instruction sent by the system A of the master station is not received within the set time interval, the data in the system B of the master station is kept unchanged.
Further, the exchange big principle is as follows: and when the load in the system B of the main station and the cutable amount of the unit are not equal to the load in the system A of the main station and the cutable amount of the unit, replacing the smaller value with the corresponding larger value.
Further, the data comprises operation data of each execution station and a corresponding data valid flag; the operational data includes load, unit capacity, line power and shutdown information.
A double-set data consistency maintaining system in a stability control system comprises a main station and a plurality of execution stations, wherein the main station and each execution station are respectively provided with a double-set system which is a system A and a system B, and the system A of each execution station respectively uploads data to the system A of the main station; the system B of each execution station uploads the data to the system B of the main station respectively, and the system A of the main station is in communication connection with the system B of the main station; for the data of each execution station, the system of the main station ensures the consistency of double sets of data according to the validity of the received data, the communication state with another system and the validity of the data received by another system and a decision data exchange principle.
Further, the decision data exchange principle specifically includes: when the communication between the system A of the main station and the system B of the main station is normal, if the data in the system is invalid and the data in the other system is valid, the data in the system is replaced by the data in the other system; if the data in the other system is invalid, the data in the system is kept unchanged; if the data in the system is effective and the data in the system is effective, the switchable quantity of the load and the unit is processed by adopting a large exchange principle; for the power and the switching information of the line, the data in the system is kept unchanged; when the communication between the system A of the master station and the system B of the master station is abnormal, keeping the data in the system unchanged;
further, the exchange takes the big principle as follows: when the load and the amount which can be cut by the unit in the system are not equal to the load and the amount which can be cut by the unit in another system, the smaller value is replaced by the corresponding larger value.
Compared with the prior art, the invention has the following beneficial effects: the system of the main station ensures consistency of the same information and action acquired by the two systems to the maximum extent according to the validity of the received data, the communication state with the other system and the validity of the data received by the other system and a decision data exchange principle; the technical scheme provided by the invention fully utilizes the effective data mark and the inter-station communication state, the data of each station are automatically exchanged and processed between the two sets of systems according to the set principle, and particularly, if a certain set of system has an abnormal channel, the whole set of stability control system does not need to be withdrawn, thereby reducing the pressure of on-site operation and maintenance.
Drawings
Fig. 1 is a schematic view of a communication structure between a master station and each execution station of a method and a system for maintaining consistency of two sets of data in a stability control system, which are provided by an embodiment of the present invention;
fig. 2 is a schematic diagram of a data exchange processing flow of a method for maintaining consistency of two sets of data in a stability control system according to an embodiment of the present invention.
Detailed Description
The invention is further described below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
The first embodiment is as follows:
as shown in fig. 1, the system a of the master station communicates with the systems a of the execution stations 1, 2, and 3, respectively, the system B of the master station communicates with the systems B of the execution stations 1, 2, and 3, respectively, and the system a of the master station communicates with the system B of the master station. The system A of each execution station respectively uploads respective data (such as load or unit capacity, line power or switching-on and stopping and the like) and a data effective mark to the system A of the main station; the system B of each execution station respectively uploads respective data (such as load, unit capacity, line power, commissioning information and the like) and a data valid flag to the system B of the master station.
The system a of the master station performs:
sending a data reading request to a system B of the master station according to a set time interval, and reading data in the system B of the master station based on a data reading permission instruction of the system B of the master station:
if the data in the system A of the master station is invalid and the data in the system B of the master station is valid, replacing the data in the system A of the master station with the data in the system B of the master station;
if the data in the system B of the master station is invalid, the data in the system A of the master station is kept unchanged;
if the data in the system A of the master station is effective, the data in the system B of the master station is effective, and the switchable quantities of the load and the unit are processed by adopting a large exchange principle; keeping the data in the system A of the main station unchanged for the power and the switching-on/off information of the line;
if the data reading permission instruction sent by the system B of the master station is not received in the set time interval, keeping the data in the system A of the master station unchanged;
and responding to a data reading request sent by the system B of the main station, opening the data reading permission of the system A of the main station, and sending a data reading permission instruction to the system B of the main station.
The system B of the master station performs:
responding to a data reading request sent by a system A of a main station, opening the data reading permission of a system B of the main station, and sending a data reading permission instruction to the system A of the main station;
sending a data reading request to the system A of the master station according to a set time interval, and reading data in the system A of the master station based on a data reading permission instruction of the system A of the master station:
if the data in the system B of the master station is invalid and the data in the system A of the master station is valid, replacing the data in the system B of the master station with the data in the system A of the master station;
if the data in the system A of the master station is invalid, the data in the system B of the master station is kept unchanged;
if the data in the system B of the master station is effective and the data in the system A of the master station is effective, the switchable quantities of the loads and the units are processed by adopting a large exchange and fetch principle; keeping the data in the system B of the main station unchanged for the power and the switching-on/off information of the line;
if the data reading permission instruction sent by the system A of the master station is not received within the set time interval, the data in the system B of the master station is kept unchanged.
The major principle of exchange is as follows: and when the load in the system A of the main station and the cutable amount of the unit are not equal to the load in the system B of the main station and the cutable amount of the unit, replacing the smaller value with the corresponding larger value.
The specific process is as follows:
step 1, the systems A of all execution stations transmit respective data (such as load or unit capacity, line power or switching and stopping) and data effective marks to the system A of the master station;
step 2, the systems B of all execution stations transmit respective data (such as load or unit cutting capacity, line power or switching on and off) and data effective marks to the system B of the main station;
step 3, the system A and the system B of the master station have information exchange, and the exchange respectively receives all execution station data and data valid marks;
and 4, the system A of the main station decides to exchange data according to the effective data mark sent by the execution station, the communication state with another set of devices and the data principle of the execution station received by another set. The system B processing logic of the master site is consistent with system a.
In steps 1 and 2, the definition of the channel information sent from the execution station to the master station is shown in table 1:
table 1 definition of channel information sent from an execution station to a master station
Taking the execution station 1 as an example, the A, B system respectively exemplifies 2 sets of data, and the definition of the channel information of the uploading master station is shown in table 2:
table 2 information sent to the master station on the execution station
In step 3, the channel information between the system a of the master station and the system B of the master station is defined as table 3:
table 3 definition of channel information between system a of the master and system B of the master
| 1 | Frame number N, 1-3 |
| 2 | Execution station N load cutable amount |
| 3 | Executable quantity of N machine set of execution station |
| 4 | Executive station N line 1 power |
| 5 | N line switching and stopping information of execution station |
| 6 | Execution station N data validation |
Where N represents the enforcement stations 1-3 connected to the master station, transmitting one enforcement station data per frame.
Taking the system a of the master station as an example, the information of the system B of the master station is defined as table 4:
table 4 system a of the master station receives information of system B of the master station
| Item | System B data 1 | System B data 2 |
| Load capacity cutting (MW) | 101 | 101 |
| Machine set with changeable volume (MW) | 110 | 110 |
| Line 1 power (MW) | 121 | 121 |
| Line switching and stopping information | 0 | 0 |
| Data validation | 1 | 0 |
In step 4, taking the data of the system a of the master station exchanging the executive station 1 as an example, the principle is as follows:
step 41, the communication with the system B of the master station is normal, and the step 42 is switched; if the communication with the system B of the master station is abnormal, the data of the executive station 1 received by the set is adopted, and the exchange is finished;
step 42, if the execution station 1 data received by the system B of the master station is valid, go to step 43; if the data of the executive station 1 is invalid, adopting the executive station 1 data received by the set to finish the exchange;
step 43, if the data of the execution station 1 of the system is valid, go to step 44; if the data is invalid, the data of the executive station 1 sent by the system B of the main station is adopted, and the exchange is finished;
and step 44, for the switchable quantity of the load or the unit, adopting exchange large processing according to the double-set receiving result, and for the information of the line power or the switching stop and the like, adopting the execution station 1 data received by the system to finish the exchange.
For the data 1, 2 different for the execution station 1, the exchange results are as follows:
(1) The communication between the main station A and the main station B is normal
a) The execution station 1: the A set adopts A set of data 1,B and the B set of data 1. Both the data are effective data, and the quantity can be measured in a cutting way; taking the book cover according to the stop information;
b) The execution station 1: the A set adopts A set of data 2,B and the B set of data 1. The data of the A set is invalid, the data of the B set is valid, and the data of the B set is adopted;
c) The execution station 1: set A uses set A data 1,B and set B data 2.A sets of data are valid, B sets of data are invalid, and A sets of data are adopted;
d) The execution station 1: set A uses set A data 2,B and set B data 2. The A set of data is invalid, and the B set of data is invalid, and both the A set of data and the B set of data adopt own data;
(2) Communication abnormality between the master station A and the master station B
The A set and the B set adopt self data.
In this embodiment, a detailed description is made on the two sets of data exchange processing principles in the stability control system, and the master station adopts a corresponding exchange principle according to the valid data flag of the system, the channel state of the other system, and the valid data flag of the other system, so as to ensure consistency of obtaining the same information and action by the two systems; the technical scheme provided by the embodiment makes full use of the data effective mark and the inter-station communication state, and the data of each station is automatically exchanged and processed between the two systems according to the principle. Especially, if a certain system has channel abnormality, the whole set of stability control system does not need to be withdrawn, and the pressure of field operation and maintenance is reduced.
Example two:
based on the method for maintaining consistency of two sets of data in the stability control system according to the first embodiment, the embodiment provides a system for maintaining consistency of two sets of data in the stability control system, which comprises a master station and a plurality of execution stations, wherein the master station and each execution station are respectively provided with two sets of systems, namely a system A and a system B, and the system A of each execution station respectively uploads data to the system A of the master station; the system B of each execution station uploads the data to the system B of the main station, and the system A of the main station is in communication connection with the system B of the main station; for the data of each execution station, the system of the main station ensures the consistency of double sets of data according to the validity of the received data, the communication state with another system and the validity of the data received by another system and a decision data exchange principle.
The decision data exchange principle specifically includes:
when the system A of the main station and the system B of the main station are in normal communication, if the data in the system (for the system A, the system refers to the system A, and the other system refers to the system B; similarly, for the system B, the system refers to the system B, and the other system refers to the system A) is invalid, the data in the other system is valid, and the data in the other system is used for replacing the data in the system;
if the data in the other system is invalid, the data in the system is kept unchanged;
if the data in the system is effective and the data in the system is effective, the switchable quantity of the load and the unit is processed by adopting a large exchange principle; for the power and the switching information of the line, the data in the system is kept unchanged;
when the communication between the system A of the main station and the system B of the main station is abnormal, keeping the data in the system unchanged;
the exchange big principle is as follows: when the load and the amount of the unit in the system are not equal to those in the other system, the smaller value is replaced by the corresponding larger value.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make various improvements and modifications without departing from the technical principle of the present invention, and those improvements and modifications should be considered as the protection scope of the present invention.
Claims (3)
1.A method for keeping consistency of double sets of data in a stability control system is characterized by comprising a main station and a plurality of execution stations, wherein the main station and each execution station are respectively provided with double sets of systems, namely a system A and a system B, and the system A of each execution station respectively uploads the data to the system A of the main station; the system B of each execution station uploads the data to the system B of the main station respectively, and the system A of the main station is in communication connection with the system B of the main station; the method is executed by a system A of a main station, and specifically comprises the following steps:
sending a data reading request to a system B of the master station according to a set time interval, and reading data in the system B of the master station based on a data reading permission instruction of the system B of the master station:
if the data in the system A of the master station is invalid and the data in the system B of the master station is valid, replacing the data in the system A of the master station with the data in the system B of the master station;
if the data in the system B of the master station is invalid, the data in the system A of the master station is kept unchanged;
if the data in the system A of the master station is effective, the data in the system B of the master station is effective, and the load and the amount of the units which can be switched are processed by adopting a large exchange rule; keeping the data in the system A of the main station unchanged for the power and the switching-on/off information of the line;
if the data reading permission instruction sent by the system B of the master station is not received within the set time interval, keeping the data in the system A of the master station unchanged;
responding to a data reading request sent by a system B of a main station, opening the data reading permission of the system A of the main station, and sending a data reading permission instruction to the system B of the main station;
wherein, the exchange big principle is as follows: when the load in the system A of the main station and the switchable amount of the unit are not equal to the load in the system B of the main station and the switchable amount of the unit respectively, replacing the smaller value with the corresponding larger value;
the data comprises operation data of each execution station and a corresponding data valid flag; the operational data includes load, unit capacity, line power, and outage information.
2.A method for keeping consistency of double sets of data in a stability control system is characterized by comprising a main station and a plurality of execution stations, wherein the main station and each execution station are respectively provided with double sets of systems, namely a system A and a system B, and the system A of each execution station respectively uploads the data to the system A of the main station; the system B of each execution station uploads the data to the system B of the main station respectively, and the system A of the main station is in communication connection with the system B of the main station; the method is executed by a system B of the main station, and specifically comprises the following steps:
responding to a data reading request sent by a system A of a main station, opening the data reading permission of a system B of the main station, and sending a data reading permission instruction to the system A of the main station;
sending a data reading request to the system A of the master station according to a set time interval, and reading data in the system A of the master station based on a data reading permission instruction of the system A of the master station:
if the data in the system B of the master station is invalid and the data in the system A of the master station is valid, replacing the data in the system B of the master station with the data in the system A of the master station;
if the data in the system A of the master station is invalid, the data in the system B of the master station is kept unchanged;
if the data in the system B of the master station is effective and the data in the system A of the master station is effective, the switchable quantities of the loads and the units are processed by adopting a large exchange and fetch principle; keeping the data in the system B of the main station unchanged for the power and the switching-on/off information of the line;
if the data reading permission instruction sent by the system A of the master station is not received within the set time interval, keeping the data in the system B of the master station unchanged;
wherein, the exchange big principle is as follows: when the load in the system B of the main station and the cutable amount of the unit are not equal to the load in the system A of the main station and the cutable amount of the unit, replacing a smaller value with a corresponding larger value;
the data comprises operation data of each execution station and a corresponding data valid flag; the operational data includes load, unit capacity, line power and shutdown information.
3. A double-set data consistency maintaining system in a stability control system is characterized by comprising a main station and a plurality of execution stations, wherein the main station and each execution station are respectively provided with double sets of systems, namely a system A and a system B, and the system A of each execution station respectively uploads data to the system A of the main station; the system B of each execution station uploads the data to the system B of the main station respectively, and the system A of the main station is in communication connection with the system B of the main station; for the data of each execution station, the system of the main station ensures the consistency of double sets of data according to the validity of the received data, the communication state with another system and the validity of the data received by another system and a decision data exchange principle;
the decision data exchange principle specifically includes:
when the communication between the system A of the main station and the system B of the main station is normal, if the data in the system is invalid and the data in the other system is valid, the data in the system is replaced by the data in the other system;
if the data in the other system is invalid, the data in the system is kept unchanged;
if the data in the system is effective and the data in the system is effective, the switchable quantity of the load and the unit is processed by adopting a large exchange principle; for the power and the switching-on and switching-off information of the line, keeping the data in the system unchanged;
when the communication between the system A of the main station and the system B of the main station is abnormal, keeping the data in the system unchanged;
the exchange major principle is as follows: when the load and the amount which can be cut by the unit in the system are not equal to the load and the amount which can be cut by the unit in another system, the smaller value is replaced by the corresponding larger value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011356130.0A CN112714039B (en) | 2020-11-27 | 2020-11-27 | Method and system for keeping consistency of double sets of data in stability control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011356130.0A CN112714039B (en) | 2020-11-27 | 2020-11-27 | Method and system for keeping consistency of double sets of data in stability control system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112714039A CN112714039A (en) | 2021-04-27 |
| CN112714039B true CN112714039B (en) | 2023-02-14 |
Family
ID=75542074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011356130.0A Active CN112714039B (en) | 2020-11-27 | 2020-11-27 | Method and system for keeping consistency of double sets of data in stability control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112714039B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113746896B (en) * | 2021-07-23 | 2023-07-21 | 深圳供电局有限公司 | Data transmission method, device, system and readable storage medium |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004112246A (en) * | 2002-09-18 | 2004-04-08 | Toshiba Corp | Remote supervision control system |
| CN102710356A (en) * | 2012-05-25 | 2012-10-03 | 周明 | Real time redundancy master station data synchronization method |
| CN103701219A (en) * | 2013-12-31 | 2014-04-02 | 北京四方继保自动化股份有限公司 | Information transmission self-healing method for security and stability control system |
| CN109361264A (en) * | 2018-09-29 | 2019-02-19 | 广东电网有限责任公司 | A kind of double set mutual prosecution method and system of stability control device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202798117U (en) * | 2012-07-23 | 2013-03-13 | 鲁西化工集团股份有限公司 | Double-set power grid stability control device |
| CN208674952U (en) * | 2018-09-29 | 2019-03-29 | 广东电网有限责任公司 | A kind of pair of set stability control device mutually examines control system |
-
2020
- 2020-11-27 CN CN202011356130.0A patent/CN112714039B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004112246A (en) * | 2002-09-18 | 2004-04-08 | Toshiba Corp | Remote supervision control system |
| CN102710356A (en) * | 2012-05-25 | 2012-10-03 | 周明 | Real time redundancy master station data synchronization method |
| CN103701219A (en) * | 2013-12-31 | 2014-04-02 | 北京四方继保自动化股份有限公司 | Information transmission self-healing method for security and stability control system |
| CN109361264A (en) * | 2018-09-29 | 2019-02-19 | 广东电网有限责任公司 | A kind of double set mutual prosecution method and system of stability control device |
Non-Patent Citations (2)
| Title |
|---|
| 李惠军等.电源送出安全稳定控制系统典型方案及装置主辅运设置原则分析.《电力系统保护与控制》.2011,(第04期), * |
| 王胜明等.电网安全稳定控制系统当值策略可实施评估方法.《电力系统自动化》.2019,(第24期), * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112714039A (en) | 2021-04-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103855721B (en) | Wind farm monitoring system accesses system and the information switching method of power network dispatching system | |
| CN112714039B (en) | Method and system for keeping consistency of double sets of data in stability control system | |
| CN102325149B (en) | Intelligent network remote terminal unit (RTU) system of electrified railway | |
| WO2022242020A1 (en) | Method and system for optimizing direct current transmission limit within planning period | |
| CN102868178B (en) | Method for improving grid-connected transient stability in wind power plant voltage automatic control system | |
| CN103269079A (en) | Reactive compensation configuration method based on static and transient voltage stability constraint | |
| CN201449552U (en) | Power plant agc control system | |
| CN105406599A (en) | Redundancy architecture method of plant-level AGC (Automatic Generation Control) assess to power monitoring network | |
| CN204407900U (en) | For the regulator control system that rural area low-voltage electrical network is administered | |
| CN111490936B (en) | IEC61850 redundant device access method and system based on communication link management | |
| CN203455692U (en) | Cogeneration monitoring device based on cloud server for thermal power plant | |
| CN113606801B (en) | Mirror field control system | |
| CN115421900A (en) | Preposed data acquisition method, system and storage medium | |
| CN108767856B (en) | Universal stability control system and control method thereof | |
| CN110807299B (en) | Automatic creating method for SSD (solid State disk) file of transformer substation based on typical main wiring mode | |
| CN113300397A (en) | Alternating current-direct current reactive power exchange reference value optimization method and system | |
| CN112688363A (en) | Multi-machine parallel connection method of electric energy quality control equipment based on ad hoc network scheduling | |
| Wuthayavanich et al. | Future Approach and Advantages of IEC 61850 Implemented for EGAT Digital Substation | |
| CN208077002U (en) | Dcs | |
| CN112531890A (en) | Main/standby switching method and switching device for energy storage coordination controller | |
| CN117937476B (en) | Active power distribution network partition optimizing and reconstructing method and system based on early warning state | |
| CN103185385A (en) | System and method for energy-saving control of two-bus structure of central air conditioner | |
| CN204152824U (en) | Excitation system cooling blower control system | |
| CN214069596U (en) | Multi-machine type fan management control system | |
| CN204258323U (en) | Point-to-point power peak regulation system |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |