WO2016169240A1 - 一种变电站母线负荷转移方法及系统 - Google Patents
一种变电站母线负荷转移方法及系统 Download PDFInfo
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- WO2016169240A1 WO2016169240A1 PCT/CN2015/092834 CN2015092834W WO2016169240A1 WO 2016169240 A1 WO2016169240 A1 WO 2016169240A1 CN 2015092834 W CN2015092834 W CN 2015092834W WO 2016169240 A1 WO2016169240 A1 WO 2016169240A1
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- load transfer
- plan
- line
- distribution network
- transfer preparation
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for AC mains or AC distribution networks
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for AC mains or AC distribution networks
- H02J3/003—Load forecast, e.g. methods or systems for forecasting future load demand
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
Definitions
- the present invention relates to the field of distribution network technology, and more particularly to a substation bus load transfer method and system.
- the substation bus maintenance is one of the contents of the substation maintenance routine.
- the distribution network load downstream of the bus should be transferred to the substation bus. Other power supplies.
- an object of the present invention is to provide a substation bus load transfer method and system for reducing load transfer time and reducing the workload of dispatchers.
- the present invention provides the following technical solutions:
- the present invention provides a substation bus load transfer method, comprising:
- the loop pre-plan is executed to perform ring network operation on the line of the corresponding ring-ring area; After the execution of the ring plan is successful, the solution plan is executed to perform a loop-opening operation on the line in the corresponding unwinding area.
- the load transfer preparation plan for acquiring the distribution network line includes:
- the method further includes:
- the distribution network operation mode is restored to a default operation mode, and the default operation mode is load transfer of the distribution network bus line.
- the previous mode of operation is the load rate change in the load transfer line.
- the determining whether the load transfer preparation plan meets the first preset condition comprises:
- the load transfer preparation plan When the load transfer preparation plan does not satisfy the operation mode of the distribution network, the load transfer preparation plan is re-programmed.
- the determining whether the load transfer preparation plan meets the first preset condition further includes:
- the load transfer preparation plan When the load transfer preparation plan is executed, the normal line reloading of the distribution network may be caused, and the load transfer preparation plan is re-programmed.
- the determining whether the load transfer preparation plan meets the first preset condition further includes include:
- the load transfer preparation plan When the load transfer preparation plan is executed, it will not cause the normal line reloading of the distribution network, and it is judged whether the load transfer preparation plan will cause the maintenance area to be charged after execution;
- the present invention also provides a substation bus load transfer system, comprising:
- the pre-planning module is configured to obtain a load transfer preparation plan for the distribution network line, and the load transfer preparation plan includes a joint plan and a solution plan;
- a periodic plan verification module configured to determine whether the load transfer preparation plan satisfies a first preset condition
- the accident plan execution module is configured to: when the substation busbar needs to be transferred, and when the load transfer preparation plan satisfies the first preset condition, execute the joint ring plan to loop the line of the corresponding ring area
- the network is operated; after the execution of the closed loop plan is successful, the unwinding plan is executed to perform a loop-opening operation on the line of the corresponding unwinding area.
- the preparation module comprises:
- a first acquiring unit configured to respectively acquire a distribution network model and a distribution network operation mode
- a second obtaining unit configured to acquire a pre-plan of the distribution network line according to the distribution network model and the distribution network operation mode
- a combination unit configured to combine all the plans to obtain the load transfer preparation plan.
- the system further comprises:
- An abnormal state monitoring module configured to perform real-time monitoring on the result of successful execution of the load transfer preparation plan, to obtain a load rate change in the load transfer line, and determine a weight in the load transfer line according to the load rate change The line is loaded, and the dispatcher is prompted to perform secondary load transfer according to the heavy-duty line.
- the system further comprises:
- a operation mode recovery module configured to restore the distribution network operation mode to a default operation mode when the load rate change in the load transfer line meets a second preset condition, where the The operation mode is the operation mode before the load transfer of the distribution network bus.
- the invention provides a substation bus load transfer method, which firstly obtains a load transfer preparation plan of the distribution network line, and judges whether the load transfer preparation plan satisfies the first preset condition, when the substation bus line needs to be transferred, and when the load transfer is prepared
- the joint plan is executed to perform the ring network operation on the line of the corresponding ring area; when the joint plan is successfully executed, the solution plan is executed to solve the line of the corresponding unwinding area.
- the ring runs.
- the substation bus load transfer method provided by the present invention not only shortens the load transfer time, but also reduces the workload of the dispatcher.
- FIG. 1 is a flow chart of a substation bus load transfer method according to an embodiment of the present invention
- FIG. 2 is another flow chart of a substation bus load transfer method according to an embodiment of the present invention.
- FIG. 3 is a schematic diagram of a substation load transfer preparation plan according to an embodiment of the present invention.
- FIG. 4 is a schematic diagram of a process for executing a load transfer preparation plan for a single line according to an embodiment of the present invention
- FIG. 5 is a sub-flow diagram of a substation bus load transfer method according to an embodiment of the present invention.
- FIG. 6 is a schematic structural diagram of a substation bus load transfer system according to an embodiment of the present invention.
- FIG. 7 is a schematic diagram of a sub-structure of a substation bus load transfer system according to an embodiment of the present invention.
- FIG. 8 is another schematic structural diagram of a substation bus load transfer system according to an embodiment of the present invention.
- An embodiment of the present invention provides a substation bus load transfer method.
- a flowchart of a substation bus load transfer method according to an embodiment of the present invention may be included, which may include the following steps:
- Step 101 Acquire a load transfer preparation plan for the distribution network line.
- the load transfer preparation plan includes the joint plan and the solution plan.
- the load transfer preparation plan in the embodiment of the present invention is relative to a plurality of load transfer lines, that is, when the load transfer preparation plan is executed, the synchronous transfer of multiple load transfer lines is directly realized.
- Step 102 Determine whether the load transfer preparation plan satisfies the first preset condition.
- the load transfer preparation plan must meet the first preset condition when it is executed. Otherwise, it is directly considered that the load transfer preparation plan fails to execute, and then the new load transfer preparation plan is continuously re-programmed. That is, in the embodiment of the present invention, the load transfer preparation plan is first verified by the requirement of performing the verification first, and when the first preset condition is met, the load transfer preparation plan can be continuously executed.
- Step 103 When the substation busbar needs to be transferred, and when the load transfer preparation plan satisfies the first preset condition, the loop plan is executed to perform the ring network operation on the line of the corresponding ring area; when the joint ring plan is successfully executed, the execution is performed.
- the loop-out plan is used to unwind the line of the corresponding unwinding area.
- the load transfer preparation plan is executed, and the load transfer preparation plan includes the joint plan and the unwinding plan, and the load transfer line is in accordance with the sequence of the ring-closing and unwinding operations. Therefore, it is necessary to first execute the joint plan and then execute the solution. Ring plan.
- the invention provides a substation bus load transfer method, which firstly obtains a load transfer preparation plan of the distribution network line, and judges whether the load transfer preparation plan satisfies the first preset condition, when the substation bus line needs to be transferred, and when the load transfer is prepared
- the joint plan is executed to perform the ring network operation on the line of the corresponding ring area; when the joint plan is successfully executed, the solution plan is executed to solve the line of the corresponding unwinding area.
- the ring runs.
- the substation bus load transfer method provided by the present invention not only shortens the load transfer time, but also reduces the workload of the dispatcher.
- FIG. 2 illustrates another flowchart of a substation bus load transfer method according to an embodiment of the present invention, which may include the following steps:
- Step 201 Acquire a load transfer preparation plan for the distribution network line.
- the load transfer preparation plan includes the joint plan and the solution plan.
- the load transfer preparation plan may be obtained by the following method, which may specifically be:
- the distribution network model and the distribution network operation mode are obtained according to the distribution system SCADA system (Supervisory Control And Data Acquisition, data acquisition and monitoring control system).
- the distribution network model includes distribution network switch, distribution network feeder segment and distribution network load.
- the distribution network operation mode refers to the switching state of the power grid switch.
- the embodiment of the invention automatically acquires the model of the distribution network and the operation mode of the distribution network according to the SCADA system of the distribution network, and obtains the load transfer of the distribution network line through topology search according to the model of the distribution network and the operation mode of the distribution network.
- the plan is then combined to form a load transfer preparation plan, that is, the acquisition of the load transfer preparation plan in the present invention is automatically formed by the distribution network SCADA system, and is effective compared with the prior art method of manually preparing the load transfer preparation plan.
- the workload of the dispatcher is alleviated.
- the load transfer preparation plan includes joint (control) and unwinding (control).
- the line communication switch in the power distribution network is controlled to operate the distribution network ring network, and the substation outlet circuit breaker is controlled to make the distribution network line unwinding.
- FIG. 3 shows the embodiment of the present invention. A schematic diagram of a substation load transfer preparation plan based on the bus line of the 10kV distribution network of Duantang Substation.
- Step 202 Determine whether the load transfer preparation plan satisfies the first preset condition.
- Step 203 When the substation bus needs to be transferred, and when the load transfer preparation plan satisfies the first preset condition, the loop plan is executed to perform ring network operation on the corresponding ring area; when the joint plan is successfully executed, the execution is performed.
- the loop-out plan is used to unwind the line of the corresponding unwinding area.
- the load transfer preparation plan provided by the embodiment of the present invention is based on the union of multiple line plan executions, and multiple lines are concurrently executed without affecting each other. Based on the simultaneous transfer of multiple bus load transfer lines, the load transfer preparation process of a single line in multiple bus load transfer lines is shown in Figure 4.
- the pre-plans that have failed to be executed are excluded, and then the load transfer preparation plan to be executed is selected according to the priority of the load transfer preparation plan.
- the substation bus load transfer system will automatically generate a temporary load transfer preparation plan according to the current operation mode of the distribution network.
- the execution of the load transfer preparation plan for a single line is realized according to the priority of the load transfer preparation plan, and the selection order of the execution order is as follows:
- Threshold distribution network switch * 100 + post-load rate
- the processing sequence of the load transfer preparation plan is generally determined according to the size of the threshold.
- the post-transfer load rate can be estimated based on historical data in the distribution network.
- the line contact switch in the distribution network line is controlled. If the control line communication switch fails, it indicates that the load transfer preparation plan fails to be executed, and then returning to reselection can be performed.
- the load transfer preparation plan when the control line communication switch is successful, the control substation outlet circuit breaker, when the control substation outlet circuit breaker fails, then Return to the re-selection of the load transfer preparation plan that can be executed.
- the control substation outlet circuit breaker is successful, the load transfer preparation plan for a single line is successfully executed. Since a single line can have multiple load transfer lines, that is, multiple load transfer preparation plans, after performing a corresponding load transfer preparation plan, another load transfer preparation plan is executed according to the priority.
- the load transfer preparation plan can be divided into two categories, such as a preferred plan and an alternate plan, wherein the preferred plan is a load transfer preparation plan to be executed according to the priority of the load transfer preparation plan.
- the backup plan is a load transfer preparation plan in addition to the preferred plan.
- Step 204 Perform real-time monitoring on the result of successful execution of the load transfer preparation plan to obtain the load rate change in the load transfer line, and determine the heavy load line in the load transfer line according to the change of the load rate, and prompt the dispatcher according to the weight
- the load line is subjected to secondary load transfer.
- Step 205 When the load rate change in the load transfer line meets the second preset condition, the distribution network operation mode is restored to the default operation mode.
- the default operation mode is the operation mode before the load distribution of the distribution bus.
- the second preset condition is that the load transfer preparation plan is successfully executed.
- the utility model provides a substation bus load transfer method, and the implementation of the substation load transfer preparation plan is a union of multiple line load transfer preparation plans, and multiple lines are concurrently executed without mutual influence, thereby greatly increasing
- the execution speed of the plan is improved, and the load rate change of the load transfer line of the distribution network is monitored in real time, which effectively prevents the power grid from being overloaded and causes a power outage accident in the distribution network, and records the power outage line in the distribution network.
- the recovery process and after the completion of the maintenance work, intelligently complete the recovery mode of the distribution network.
- FIG. 5 is a sub-flow diagram of a substation power failure emergency rapid emergency response system according to an embodiment of the present invention, which may include the following steps:
- Step 301 Determine whether the load transfer preparation plan meets the distribution network operation mode. If not, execute step 302; if yes, execute step 303.
- Step 302 When the load transfer preparation plan does not meet the operation mode of the distribution network, the load transfer preparation plan is re-programmed.
- Step 303 When the load transfer preparation plan satisfies the distribution network operation mode, it is determined whether the load transfer preparation plan will cause the normal line reloading of the distribution network. If not, step 304 is performed; if yes, step 305 is performed.
- Step 304 When the load transfer preparation plan is executed, the normal line reloading of the distribution network may be caused, and the load transfer preparation plan is re-programmed.
- Step 305 When the load transfer preparation plan is executed, the normal line reloading of the distribution network is not caused, and it is determined whether the maintenance area will be charged after the execution of the load transfer preparation plan. If not, step 306 is performed; if yes, the steps are executed. 307.
- Step 306 When the load transfer preparation plan is executed, the maintenance area is charged, and the load transfer preparation plan is re-programmed.
- Step 307 When the load transfer preparation plan is executed, the maintenance area is not charged, and the load transfer preparation plan is executed.
- the first preset condition is the condition that needs to be met before the load transfer preparation plan is executed, that is, the load transfer preparation plan needs to be consistent with the current running status of the distribution network, and the load transfer preparation plan does not lead to the distribution network after execution.
- the normal line reload in the line will not cause the maintenance area to be charged after the load transfer preparation plan is executed. It should be noted that, in the embodiment of the present invention, the load transfer preparation plan can be continued only when the load transfer preparation plan satisfies the first preset condition.
- the embodiment of the present invention further provides a substation bus load transfer system.
- a structure of a substation bus load transfer system according to an embodiment of the present invention is shown.
- the system may include: a pre-planning module 11,
- the periodic plan verification module 12 and the accident plan execution module 13 are:
- the pre-planning module 11 is configured to obtain a load transfer preparation plan for the distribution network line.
- the plan preparation module 11 may further include: a first acquisition unit 21, a second acquisition unit 22, and a combination unit 23.
- a first acquisition unit 21, a second acquisition unit 22, and a combination unit 23 Referring to FIG. 7, a first embodiment of a substation bus load transfer system according to an embodiment of the present invention is shown. Schematic diagram of the seed structure, where:
- the first obtaining unit 21 is configured to separately acquire a distribution network model and a distribution network operation mode.
- the second obtaining unit 22 is configured to obtain a pre-plan of the distribution network line according to the distribution network model and the distribution network operation mode.
- the combining unit 23 is configured to combine all the plans to obtain a load transfer preparation plan.
- the pre-planning module 11 obtains the distribution network model and the distribution network operation mode according to the distribution network SCADA system. It can be understood that the load transfer preparation plan is formed by combining the distribution network model and the distribution network operation mode. By traversing all 10kV distribution network lines in the substation, the topology search is used to obtain the distribution network line plan, and then All the plan combinations have obtained the substation load transfer preparation plan.
- the periodic plan verification module 12 is configured to determine whether the load transfer preparation plan satisfies the first preset condition.
- the regular plan verification module 12 periodically traverses all 10kV lines in the substation. If the load transfer preparation plan does not match the current distribution network operation status, it is considered that the load transfer preparation plan is invalid, and the user is prompted to re-compile the line load transfer preparation plan.
- load transfer preparation plan does not match the current operating status of the distribution network.
- the current operation status of the control switch in the load transfer preparation plan is already divided, or the current running status of the control switch is already closed.
- the accident plan execution module 13 is configured to: when the substation busbar needs to be transferred, and when the load transfer preparation plan satisfies the first preset condition, execute the ring plan to perform the ring network operation on the line of the corresponding ring area; After the execution is successful, the unwinding plan is executed to perform the loop-opening operation on the line in the corresponding unwinding area.
- the invention provides a substation bus load transfer system, which firstly obtains a load transfer preparation plan of the distribution network line, and judges whether the load transfer preparation plan satisfies the first preset condition, when the substation bus line needs to be transferred, and when the load transfer is prepared When the plan meets the first preset condition, the joint plan is executed to perform the ring network operation on the line of the corresponding ring area; After the work, the unwinding plan is executed to perform the loop-opening operation on the line of the corresponding unwinding area.
- the substation bus load transfer system provided by the present invention not only shortens the load transfer time, but also reduces the workload of the dispatcher.
- FIG. 8 is another schematic structural diagram of a substation bus load transfer system according to an embodiment of the present invention.
- the abnormal state monitoring module 14 and the operation mode recovery module may be further included. 15, of which:
- the abnormal state monitoring module 14 is configured to perform real-time monitoring on the result of successful execution of the load transfer preparation plan to obtain the load rate change in the load transfer line, and determine the heavy load line in the load transfer line according to the load rate change, and the time The dispatcher is prompted to perform secondary load transfer according to the heavy-duty line.
- abnormal power supply line refers to the current power supply of the power outage line in the distribution network after the accident occurs in the substation.
- the operation mode recovery module 15 is configured to restore the distribution network operation mode to the default operation mode when the load rate change in the load transfer line meets the second preset condition.
- the default operation mode is the operation mode before the load distribution of the distribution bus.
- the utility model provides a substation bus load transfer system, and the execution of the substation load transfer preparation plan is a union of multiple line load transfer preparation plans, and multiple lines are concurrently executed without mutual influence, thereby greatly increasing
- the execution speed of the plan is improved, and the load rate change of the load transfer line of the distribution network is monitored in real time, which effectively prevents the power grid from being overloaded and causes a power outage accident in the distribution network, and records the power outage line in the distribution network.
- the recovery process and after the completion of the maintenance work, intelligently complete the recovery mode of the distribution network.
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Abstract
Description
Claims (10)
- 一种变电站母线负荷转移方法,其特征在于,包括:获取配电网线路的负荷转移编制预案,所述负荷转移编制预案包括合环预案和解环预案;判断所述负荷转移编制预案是否满足第一预设条件;当所述变电站母线需要转移,且当所述负荷转移编制预案满足所述第一预设条件时,执行所述合环预案,以对相应合环区域的线路进行环网运行;当所述合环预案执行成功后,执行所述解环预案,以对相应解环区域的线路进行解环运行。
- 根据权利要求1所述的方法,其特征在于,所述获取配电网线路的负荷转移编制预案包括:分别获取配电网模型及配电网运行方式;依据所述配电网模型及所述配电网运行方式获取所述配电网线路的预案;将所有所述预案进行组合,以获取所述负荷转移编制预案。
- 根据权利要求1或2所述的方法,其特征在于,所述方法还包括:对所述负荷转移编制预案执行成功后的结果进行实时监测,以获取负荷转移线路中的负荷率变化,并依据所述负荷率变化确定所述负荷转移线路中的重载线路,以及时提示调度人员依据所述重载线路进行二次负荷转移。当所述负荷转移线路中的所述负荷率变化满足第二预设条件时,将所述配电网运行方式还原为默认运行方式,所述默认运行方式为所述配电网母线进行负荷转移前的运行方式。
- 根据权利要求1所述的方法,其特征在于,所述判断所述负荷转移编制预案是否满足第一预设条件包括:判断所述负荷转移编制预案是否满足所述配电网运行方式;当所述负荷转移编制预案不满足所述配电网运行方式时,则重新编制所述负荷转移编制预案。
- 根据权利要求4所述的方法,其特征在于,所述判断所述负荷转移编制预案是否满足第一预设条件还包括:当所述负荷转移编制预案满足所述配电网运行方式时,判断所述负荷转移编制预案执行后是否会导致配电网正常线路重载;当所述负荷转移编制预案执行后会导致配电网正常线路重载,则重新编制所述负荷转移编制预案。
- 根据权利要求5所述的方法,其特征在于,所述判断所述负荷转移编制预案是否满足第一预设条件还包括:当所述负荷转移编制预案执行后不会导致配电网正常线路重载,则判断所述负荷转移编制预案执行后是否会导致检修区域带电;当所述负荷转移编制预案执行后会导致所述检修区域带电,则重新编制所述负荷转移编制预案;当所述负荷转移编制预案执行后不会导致所述检修区域带电,则执行所述负荷转移编制预案。
- 一种变电站母线负荷转移系统,其特征在于,包括:预案编制模块,用于获取配电网线路的负荷转移编制预案,所述负荷转移编制预案包括合环预案和解环预案;定期预案校验模块,用于判断所述负荷转移编制预案是否满足第一预设条件;事故预案执行模块,用于当所述变电站母线需要转移,且当所述负荷转移编制预案满足所述第一预设条件时,执行所述合环预案,以对相应合环区域的线路进行环网运行;当所述合环预案执行成功后,执行所述解环预案,以对相应解环区域的线路进行解环运行。
- 根据权利要求7所述的系统,其特征在于,所述预案编制模块包括:第一获取单元,用于分别获取配电网模型及配电网运行方式;第二获取单元,用于依据所述配电网模型及所述配电网运行方式获取所述配电网线路的预案;组合单元,用于将所有所述预案进行组合,以获取所述负荷转移编制预案。
- 根据权利要求7或8所述的系统,其特征在于,所述系统还包括:异常状态监视模块,用于对所述负荷转移编制预案执行成功后的结果进行实时监测,以获取负荷转移线路中的负荷率变化,并依据所述负荷率 变化确定所述负荷转移线路中的重载线路,以及时提示调度人员依据所述重载线路进行二次负荷转移。
- 根据权利要求9所述的系统,其特征在于,所述系统还包括:运行方式恢复模块,用于当所述负荷转移线路中的所述负荷率变化满足第二预设条件时,将所述配电网运行方式还原为默认运行方式,所述默认运行方式为所述配电网母线进行负荷转移前的运行方式。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510194317.8 | 2015-04-22 | ||
| CN201510194317.8A CN104753063A (zh) | 2015-04-22 | 2015-04-22 | 一种变电站母线负荷转移方法及系统 |
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| WO2016169240A1 true WO2016169240A1 (zh) | 2016-10-27 |
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| PCT/CN2015/092834 Ceased WO2016169240A1 (zh) | 2015-04-22 | 2015-10-26 | 一种变电站母线负荷转移方法及系统 |
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| CN (1) | CN104753063A (zh) |
| WO (1) | WO2016169240A1 (zh) |
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| CN107947176A (zh) * | 2018-01-10 | 2018-04-20 | 云南电网有限责任公司电力科学研究院 | 一种配电网合环调电方法及控制系统 |
| CN110445135A (zh) * | 2019-08-07 | 2019-11-12 | 国网天津市电力公司 | 基于电气结构及参数的配电网负荷转移能力分级计算方法 |
| CN110705246A (zh) * | 2019-08-28 | 2020-01-17 | 国网四川省电力公司成都供电公司 | 一种智能比对校核主站及变电站信息的方法 |
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| CN113507116A (zh) * | 2021-07-08 | 2021-10-15 | 国网河北省电力有限公司电力科学研究院 | 一种配电网负荷转供方法、装置、设备及存储介质 |
| CN113872194A (zh) * | 2021-09-28 | 2021-12-31 | 国网江苏省电力有限公司电力科学研究院 | 一种移动式配电线路合环热倒操作装置及方法 |
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| EP4004842A1 (en) * | 2019-07-31 | 2022-06-01 | Hitachi Energy Switzerland AG | Autonomous semantic data discovery for distributed networked systems |
| CN116073361A (zh) * | 2021-11-03 | 2023-05-05 | 国网辽宁省电力有限公司锦州供电公司 | 一种基于电网大数据的10kV配电网负荷转移的方法 |
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| CN104753063A (zh) * | 2015-04-22 | 2015-07-01 | 国家电网公司 | 一种变电站母线负荷转移方法及系统 |
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| CN104201675B (zh) * | 2014-09-19 | 2016-04-27 | 国家电网公司 | 一种过负荷线路的负荷自动倒出与恢复方法 |
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| CN102769338A (zh) * | 2012-07-20 | 2012-11-07 | 冀北电力有限公司张家口供电公司 | 配电网合环运行控制方法 |
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| EP4004842A1 (en) * | 2019-07-31 | 2022-06-01 | Hitachi Energy Switzerland AG | Autonomous semantic data discovery for distributed networked systems |
| EP4004842B1 (en) * | 2019-07-31 | 2025-11-05 | Hitachi Energy Ltd | Autonomous semantic data discovery for distributed networked systems |
| CN110445135A (zh) * | 2019-08-07 | 2019-11-12 | 国网天津市电力公司 | 基于电气结构及参数的配电网负荷转移能力分级计算方法 |
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| CN110705246A (zh) * | 2019-08-28 | 2020-01-17 | 国网四川省电力公司成都供电公司 | 一种智能比对校核主站及变电站信息的方法 |
| CN111952970A (zh) * | 2020-08-17 | 2020-11-17 | 云南电网有限责任公司电力科学研究院 | 一种配电网合环调电方法及装置 |
| CN111952970B (zh) * | 2020-08-17 | 2024-03-19 | 云南电网有限责任公司电力科学研究院 | 一种配电网合环调电方法及装置 |
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