CN110266106B - Unmanned regulation and control method and device for multi-terminal direct current distribution network converter station - Google Patents
Unmanned regulation and control method and device for multi-terminal direct current distribution network converter station Download PDFInfo
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- CN110266106B CN110266106B CN201910553449.3A CN201910553449A CN110266106B CN 110266106 B CN110266106 B CN 110266106B CN 201910553449 A CN201910553449 A CN 201910553449A CN 110266106 B CN110266106 B CN 110266106B
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- 238000004364 calculation method Methods 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 5
- 230000006870 function Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
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- 239000013307 optical fiber Substances 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
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- 238000012795 verification Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000004590 computer program Methods 0.000 description 1
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Classifications
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- 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
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
- H02J13/00019—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using optical means
-
- 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]
Abstract
The invention discloses an unmanned regulation and control method for a multi-terminal direct current distribution network converter station, which comprises the following steps: receiving a scheduling instruction; generating a plurality of control instructions by analyzing the scheduling instructions; and correspondingly distributing the control instruction to each converter station to control the operation of each converter station. The invention can automatically complete the operation of the power system and save the labor cost of the on-site configuration of operators at the converter station.
Description
Technical Field
The invention relates to the technical field of power system regulation and control, in particular to an unmanned regulation and control method and device for a multi-terminal direct current distribution network converter station.
Background
The power system has been the dominant alternating current for a long time, and all links of power generation, power transmission, transformation, power distribution and power consumption are mainly in the form of alternating current, but along with the development and increasing maturity of high-voltage direct current transmission technology, the direct current transmission technology is widely applied to the long-distance and large-capacity transmission field.
In the aspect of regulation and control operation of the converter stations, the existing direct current converter stations all adopt a manned on duty operation mode. The operators are divided into different groups, the operators take duty in turns in 24 hours, the operators receive related scheduling instructions of the scheduling center, and the operators perform manual operation or send instructions on the main control room of the converter station or the field of the converter station, so that more manpower is required to be input, the operators of one converter station need more than 20 people, and the labor cost is high. Along with the development of the direct current distribution network, the number of the direct current distribution network converter stations is greatly increased in the future and is far more than that of the high-voltage converter stations, if a mode of someone on duty is adopted, a large number of operators are required, and the labor cost investment is huge.
Disclosure of Invention
Aiming at the technical problems, the invention provides an unmanned regulation and control method and device for a multi-terminal direct current distribution network converter station, which can automatically complete the operation of a power system and save the labor cost of on-site configuration operators at the converter station. The technical scheme is as follows:
in a first aspect, an embodiment of the present invention provides a method for unmanned regulation and control of a multi-terminal dc distribution network converter station, including:
receiving a scheduling instruction;
generating a plurality of control instructions by analyzing the scheduling instructions;
and correspondingly distributing the control instruction to each converter station to control the operation of each converter station.
In a first possible implementation manner of the first aspect of the present invention, the receiving a scheduling instruction further includes:
and acquiring feedback information of the power system, and generating a scheduling instruction according to the feedback information.
In a second possible implementation manner of the first aspect of the present invention, before the receiving a scheduling instruction, the method further includes:
acquiring actual operation data;
and performing simulation operation of the expected scheme by using the actual operation data to obtain an alternative scheduling scheme.
In a third possible implementation manner of the first aspect of the present invention, the generating a plurality of control instructions by parsing the scheduling instruction specifically includes:
inquiring an instruction database according to the scheduling content of the scheduling instruction and obtaining an instruction code;
and generating an encrypted control instruction according to the instruction code.
In a fourth possible implementation manner of the first aspect of the present invention, the receiving a scheduling instruction specifically is:
receiving a scheduling instruction sent by a power scheduling master station; the power dispatching master station compiles dispatching contents input by a dispatcher into dispatching instructions according to preset instruction codes.
In a fifth possible implementation manner of the first aspect of the present invention, before the power scheduling master station sends a scheduling instruction, the method further includes:
and synchronously checking the instruction codes of the instruction database.
In a second aspect, an embodiment of the present invention provides an unmanned regulation device for a multi-terminal dc distribution network converter station, including:
the instruction receiving module is used for receiving the scheduling instruction;
the instruction generation module is used for generating a plurality of control instructions by analyzing the scheduling instructions;
and the command sending module is used for correspondingly distributing the control command to each converter station so as to control the operation of each converter station.
In a first possible implementation manner of the second aspect of the present invention, the unmanned regulation device for a multi-terminal dc-network converter station further includes:
and the scheduling instruction generation module is used for acquiring feedback information of the power system and generating a scheduling instruction according to the feedback information.
In a second possible implementation manner of the second aspect of the present invention, the unmanned regulation device for a multi-terminal dc-network converter station further includes:
the data acquisition module is used for acquiring actual operation data;
and the simulation operation module is used for performing simulation operation of the expected scheme by using the actual operation data to obtain an alternative scheduling scheme.
In a third possible implementation manner of the second aspect of the present invention, the instruction generating module further includes:
the inquiry module is used for inquiring the instruction database according to the scheduling content of the scheduling instruction and obtaining the instruction code;
and the control instruction generation module is used for generating an encrypted control instruction according to the instruction code.
Compared with the prior art, the embodiment of the invention has the following beneficial effects:
the invention provides an unmanned regulation and control method for a multi-terminal direct current distribution network converter station, wherein an operator only needs to input a scheduling instruction, after receiving the scheduling instruction, a system automatically generates a plurality of control instructions by analyzing the scheduling instruction, and the control instructions are correspondingly distributed to each converter station to control the operation of each converter station, so that the unmanned on duty of the converter station is realized; because the system machine replaces a manual control converter station, the manpower investment can be reduced, and the system machine has a higher economic value; meanwhile, the invention can improve the intelligent level and the automation level of the system, avoid faults caused by human factors, and reduce the occurrence probability of accidents by pre-exercise all instructions.
Drawings
Fig. 1 is a flowchart of an unmanned regulation method for a multi-terminal direct current distribution network converter station in an embodiment of the invention;
fig. 2 is a schematic diagram of an unmanned regulation and control method for a multi-terminal dc distribution network converter station in an embodiment of the present invention;
fig. 3 is a block diagram of an unmanned regulation device for a multi-terminal direct current distribution network converter station in an embodiment of the invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1, an unmanned regulation method for a multi-terminal dc distribution network converter station according to an exemplary embodiment of the present invention includes:
s101, receiving a scheduling instruction;
s102, generating a plurality of control instructions by analyzing the scheduling instructions;
and S103, correspondingly distributing the control instruction to each converter station to control the operation of each converter station.
In the embodiment, the invention provides an unmanned regulation and control method for a multi-terminal direct current distribution network converter station, an operator only needs to input a scheduling instruction, after receiving the scheduling instruction, a system automatically generates a plurality of control instructions by analyzing the scheduling instruction, and the control instructions are correspondingly distributed to each converter station to control the operation of each converter station, so that the unmanned on duty of the converter station is realized; because the system machine replaces a manual control converter station, the manpower investment can be reduced, and the system machine has a higher economic value; meanwhile, the invention can improve the intelligent level and the automation level of the system, avoid faults caused by human factors, and reduce the occurrence probability of accidents by pre-exercise all instructions.
Referring to fig. 2, the power system is divided into three layers, and the uppermost layer is a power dispatching master station, which is generally a master station set in a ground city, and is monitored by a dispatcher for 24 hours. The middle layer is a multi-terminal coordination control host which is arranged in a certain converter station of the multi-terminal direct current distribution network, has a multi-terminal coordination control function, receives a command of a dispatching master station, and sends current system real-time state data to the dispatching master station. The multi-terminal coordination control master station automatically distributes control instructions to each converter station according to the command of the dispatching master station, distributes current and power instructions, issues voltage control target values of each station, and controls starting, stopping and switching operation modes of the whole multi-terminal system. The lowest layer is each converter station, each converter station is provided with a station end control host, receives the instruction issued by the multi-terminal coordination control host, completes the control function of the converter station according to the instruction, and reports the current state information of the converter station to the multi-terminal coordination control host.
The communication mode among three layers of the power system is as follows: the power dispatching master station and the multi-terminal coordination control host communicate by adopting a dispatching data network channel, wherein the dispatching data network is a special network specially constructed for dispatching information by a power company, and the power dispatching master station and the multi-terminal coordination control host have the characteristics of high information transmission speed, reliable transmission, low error rate, good encryption performance and the like.
In this embodiment, the power dispatching master station is disposed in the dispatching control center, the instruction sending end and the instruction receiving end both establish instruction databases with the same instruction codes, after all the instructions needed are predicted, the instructions are stored in the instruction databases and uniformly encoded, and when the dispatcher issues the dispatching instructions, only the instruction code number is required to be issued according to the preset code, thereby being beneficial to simplifying the dispatching instructions.
Preferably, the receiving the scheduling instruction further includes: and acquiring feedback information of the power system, and automatically generating a scheduling instruction according to the feedback information. Wherein the feedback information includes: information such as the current state, voltage, current, power quality and the like of main equipment such as each line, a converter valve, a transformer, a reactor, a circuit breaker and the like, overload, current limit crossing, voltage limit crossing, equipment switch state position, equipment alarm information, protection action information and the like.
If some elements such as a direct current circuit, a direct current valve, a connecting transformer and the like are found under the current operation working condition, and alarm information such as overload occurs, the dispatching master station system automatically performs simulation after obtaining the current alarm information of the system, automatically adjusts a fixed value, reduces the load level of the overload element and realizes intelligent closed-loop dispatching control.
In this embodiment, when two stations are originally set to transfer 10MW to the other station, and each station of the transmitting end transfers 5MW to power, when an overload alarm occurs in one station or the current 5MW load cannot be transmitted due to other reasons, the scheduling master station system senses the current state and then automatically reduces the load of the station to 3MW to increase the load of the other station to 7MW, and if the on-line calculation module simulates that no new alarm and overload are caused, the fixed value is automatically transmitted to the multi-terminal coordination control host, so that the effects of automatic verification, adjustment and fixed value and closed loop control are achieved.
Preferably, before the receiving the scheduling instruction, the method further includes: acquiring actual operation data; wherein the actual operating data includes, but is not limited to, operating parameters fed back by each converter station, and line operating data sensed by the sensor from the dc distribution network.
And performing simulation operation of the expected scheduling scheme by using the actual operation data to obtain an alternative scheduling scheme.
In this embodiment, the simulation operation is completed by an online operation module, and the operation module establishes a model matched with the dc distribution network system and is configured with software calculation functions such as ac/dc hybrid system power flow calculation, stability calculation, reactive analysis, power quality calculation, short circuit calculation, fault analysis, and the like; the alternative scheduling schemes include, but are not limited to, line parameters, electrical parameter adjustment parameters, and alternative scheduling instructions; before the dispatching instruction is issued, the simulation verification is preformed first, so that the dispatching personnel can find out the existing problems in advance, and the dispatching personnel can make proper dispatching decisions.
Preferably, the generating a plurality of control instructions by parsing the scheduling instruction specifically includes:
inquiring an instruction database according to the scheduling content of the scheduling command and obtaining an instruction code;
and generating an encrypted control instruction according to the instruction code.
The two ends of the dispatching data network comprise a dispatching main station end and a multi-end coordination main machine end, and the multi-end coordination main machine end and a converter station end are respectively provided with an encryption device, and the technical performance index of the encryption device needs to meet the requirements of an electric company on the electric power communication security encryption device. The dispatching data network channel can be provided with a single channel or a completely redundant double channel according to the importance degree of the station. The multi-terminal coordination control host and each converter station are communicated by special optical fibers, and the two ends of each optical fiber are provided with encryption devices, so that the technical performance index of each encryption device needs to meet the requirements of an electric company on the security encryption devices for electric power communication. The fiber communication channel can adopt a single channel or a completely redundant double channel according to the importance degree and the reliability requirement of the converter station.
In this embodiment, after receiving a scheduling command, the method automatically performs an instruction database search, analyzes the content of the scheduling command according to the instruction code in the instruction database, executes a command of a dispatcher according to a preset instruction program, and invokes a preset control program for each converter station according to the content of the instruction, thereby realizing a control function; all running instructions including scheduling instructions and control instructions are determined, the control is automatically completed by the system, manual errors are avoided, all pre-stored instructions in the instruction database are repeatedly checked for many times in a debugging stage, accidental faults of the system are reduced, and personnel intervention is not needed.
Preferably, the receiving a scheduling instruction specifically includes:
receiving a scheduling instruction sent by a power scheduling master station; the power dispatching master station compiles dispatching contents sent by a dispatcher into dispatching instructions according to preset instruction codes.
In this embodiment, the power scheduling master station and the multi-terminal coordination control host correspond to the upper layer and the middle layer of the power system respectively, which is beneficial to reducing the information amount processed by operators and saving the communication resources for stations and the investment cost of communication equipment under the conditions of large communication traffic and more control objects.
The receiving of the scheduling instruction sent by the power scheduling master station further comprises:
and before the power dispatching master station sends a dispatching instruction, synchronous checking is carried out on the instruction codes of the instruction database.
In this embodiment, all instruction databases of the instruction sending end and the instruction receiving end implement a synchronous checking mechanism. The mechanism is divided into a daily proofreading mechanism and a pre-operation proofreading mechanism. The daily proofreading is fixed proofreading once per week, and can be set into automatic proofreading and manual proofreading;
the checking mechanism before operation is that the system is automatically completed, namely, before the instruction is sent out, the database instructions on two sides are automatically and synchronously checked, so that the instruction can be unlocked and sent out after no error is ensured, and the unified instruction codes of the instruction databases on two sides are ensured.
Preferably, the multi-terminal dc system control master is provided in a dual redundancy configuration with a hot standby mode, which is advantageous for improving the reliability of the power system.
Referring to fig. 3, an unmanned regulation device for a multi-terminal dc distribution network converter station according to an exemplary embodiment of the present invention includes:
an instruction receiving module 201, configured to receive a scheduling instruction;
an instruction generation module 202, configured to generate a plurality of control instructions by parsing the scheduling instruction;
the instruction sending module 203 is configured to correspondingly allocate the control instruction to each converter station to control each converter station to operate.
Preferably, the unmanned regulation device of the multi-terminal direct current distribution network converter station further comprises:
and the scheduling instruction generation module is used for acquiring feedback information of the power system and generating a scheduling instruction according to the feedback information.
Preferably, the unmanned regulation device of the multi-terminal direct current distribution network converter station further comprises:
the data acquisition module is used for acquiring actual operation data;
and the simulation operation module is used for performing simulation operation of the expected scheme by using the actual operation data to obtain an alternative scheduling scheme.
Preferably, the instruction generating module further includes:
the inquiry module is used for inquiring the instruction database according to the scheduling content of the scheduling instruction and obtaining the instruction code;
and the control instruction generation module is used for generating an encrypted control instruction according to the instruction code.
Preferably, the instruction receiving module includes:
the scheduling instruction receiving module is used for receiving a scheduling instruction sent by the power scheduling master station; the power dispatching master station compiles dispatching contents input by a dispatcher into dispatching instructions according to preset instruction codes.
Preferably, the method further comprises:
and the checking module is used for synchronously checking the instruction codes of the instruction database.
While the foregoing is directed to the preferred embodiments of the present invention, it will be appreciated by those skilled in the art that changes and modifications may be made without departing from the principles of the invention, such changes and modifications are also intended to be within the scope of the invention.
Those skilled in the art will appreciate that implementing all or part of the above-described methods in accordance with the embodiments may be accomplished by way of a computer program stored on a computer readable storage medium, which when executed may comprise the steps of the embodiments of the methods described above. The storage medium may be a magnetic disk, an optical disk, a Read-Only Memory (ROM), a random access Memory (Random Access Memory, RAM), or the like.
Claims (2)
1. An unmanned regulation and control method for a multi-terminal direct current distribution network converter station is characterized by comprising the following steps:
acquiring actual operation data;
performing simulation operation of an expected scheme by using the actual operation data to obtain an alternative scheduling scheme;
receiving a scheduling instruction sent by a power scheduling master station; the power dispatching master station compiles dispatching contents input by a dispatcher into dispatching instructions according to preset instruction codes;
receiving a scheduling instruction sent by the power scheduling master station, and further comprising: acquiring feedback information of the power system, and generating a scheduling instruction according to the feedback information;
synchronously checking instruction databases of the power dispatching master station and the multi-terminal coordination control host, and sending out the dispatching instructions after checking; the power dispatching master station and the multi-terminal coordination control host adopt a dispatching data network channel for communication; the dispatching data network is a special network specially constructed for dispatching information by an electric company;
inquiring an instruction database according to the scheduling content of the scheduling instruction and obtaining an instruction code;
generating an encrypted control instruction according to the instruction code;
and correspondingly distributing the control instruction to each converter station to control the operation of each converter station.
2. The unmanned regulation and control device of multiport direct current distribution network converter station is characterized by comprising:
the data acquisition module is used for acquiring actual operation data;
the simulation operation module is used for performing simulation operation of an expected scheme by using the actual operation data to obtain an alternative scheduling scheme;
the instruction receiving module is used for receiving a scheduling instruction sent by the power scheduling master station; the power dispatching master station compiles dispatching contents input by a dispatcher into dispatching instructions according to preset instruction codes;
the scheduling instruction generation module is used for acquiring feedback information of the power system and generating a scheduling instruction according to the feedback information;
synchronously checking instruction databases of the power dispatching master station and the multi-terminal coordination control host, and sending out the dispatching instructions after checking; the power dispatching master station and the multi-terminal coordination control host adopt a dispatching data network channel for communication; the dispatching data network is a special network specially constructed for dispatching information by an electric company;
the instruction generation module is used for inquiring the instruction database according to the scheduling content of the scheduling instruction and obtaining an instruction code; generating an encrypted control instruction according to the instruction code;
and the command sending module is used for correspondingly distributing the control command to each converter station so as to control the operation of each converter station.
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| CN110768283A (en) * | 2019-10-11 | 2020-02-07 | 广东电网有限责任公司 | Unattended economic scheduling optimization method for multi-terminal flexible direct-current distribution network |
| CN113191920A (en) * | 2021-05-24 | 2021-07-30 | 国网湖北省电力有限公司直流运检公司 | Novel five-prevention intelligent management method for converter station |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105244906A (en) * | 2015-09-14 | 2016-01-13 | 北京天诚同创电气有限公司 | Standby state control method, device and system for wind driven generator converter |
| CN106100118A (en) * | 2016-06-17 | 2016-11-09 | 国网浙江省电力公司绍兴供电公司 | Boss based on the shutdown of substation data communication network stands distant place Programmed control method |
| CN106532962A (en) * | 2016-12-26 | 2017-03-22 | 中国能源建设集团广东省电力设计研究院有限公司 | Centralized control method, device and system for multi-end flexible direct current converter stations |
| CN109473965A (en) * | 2018-11-20 | 2019-03-15 | 北京交通大学 | A kind of direct-flow distribution system characteristic polymerization scheduler and polymerization dispatching method |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9602021B2 (en) * | 2014-03-07 | 2017-03-21 | General Electric Company | Hybrid high voltage direct current converter system and method of operating the same |
-
2019
- 2019-06-24 CN CN201910553449.3A patent/CN110266106B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105244906A (en) * | 2015-09-14 | 2016-01-13 | 北京天诚同创电气有限公司 | Standby state control method, device and system for wind driven generator converter |
| CN106100118A (en) * | 2016-06-17 | 2016-11-09 | 国网浙江省电力公司绍兴供电公司 | Boss based on the shutdown of substation data communication network stands distant place Programmed control method |
| CN106532962A (en) * | 2016-12-26 | 2017-03-22 | 中国能源建设集团广东省电力设计研究院有限公司 | Centralized control method, device and system for multi-end flexible direct current converter stations |
| CN109473965A (en) * | 2018-11-20 | 2019-03-15 | 北京交通大学 | A kind of direct-flow distribution system characteristic polymerization scheduler and polymerization dispatching method |
Non-Patent Citations (1)
| Title |
|---|
| 特高压直流接入背景下的UPFC系统级控制策略;杨健;《电力系统自动化》;20190525;第43卷(第10期);第110-116页 * |
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