CN-122001032-A - Safety control method and system for participating in power control of master station by charge storage resources

CN122001032ACN 122001032 ACN122001032 ACN 122001032ACN-122001032-A

Abstract

The invention discloses a safety control method and a safety control system for taking part in power control of a main station by charge storage resources, wherein real-time operation data sent by an aggregator are acquired, the real-time operation data are subjected to safety check, if the safety check passes, the real-time operation data are stored in a real-time control area, the real-time operation data are subjected to deserialization in the real-time control area to obtain measurement data, a control instruction is generated based on the measurement data, the safety check is performed on the control instruction, if the safety check passes, safety coding information is added to the control instruction to obtain a control instruction data packet, the control instruction data packet is sent to an aggregator platform, the aggregator platform is controlled to perform safety check on the control instruction data packet, if the safety check passes, the control instruction is executed, and if the safety check does not pass, the control instruction is not executed, and the safety control capability of the main station APC on the large-scale low-voltage charge storage resources is improved by the method.

Inventors

YANG JIANYOU
LU MIN
Fu Qunchao
CHEN XIAOLEI
YAO HAIJIAO
CHEN LI
LI QIONGPENG
XUE DALI
ZHU LECHAO
XIE ZHIYUN
HAN FENG
ZHANG JIANGFENG
CHEN MENGXIANG
LIU JINYUAN
HUANG RUOXUAN
LAI HUANHUAN
XIAO ZHONGJIAN
QI FENG
YU KAI
ZHENG JIAN
CHEN FAN
QU HEZUO

Assignees

国网浙江省电力有限公司温州供电公司
国网浙江省电力有限公司
国网浙江省电力有限公司电力科学研究院

Dates

Publication Date: 20260508
Application Date: 20260409

Claims (10)

1. The safety control method for the charge storage resources to participate in the power control of the master station is characterized by comprising the following steps: acquiring real-time operation data sent by an aggregator; performing security check on the real-time operation data, if the security check is passed, storing the real-time operation data into a real-time control area, and performing deserialization on the real-time operation data in the real-time control area to obtain measurement data; Generating a control instruction based on the measurement data, performing safety verification on the control instruction, and adding safety coding information into the control instruction to obtain a control instruction data packet if the safety verification passes, wherein the safety coding information is obtained according to the declaration information of the aggregator; and sending the control instruction data packet to an aggregator platform, controlling the aggregator Shang Ping to carry out safety check on the control instruction data packet, if the safety check is passed, executing the control instruction, and if the safety check is not passed, not executing the control instruction.
2. The method for controlling the security of a master station to participate in power control of a charge storage resource according to claim 1, wherein the security coding information is obtained according to declaration information of the aggregator, and comprises: before the real-time operation data sent by an aggregator are obtained, receiving the declaration information of an aggregation control object sent by the aggregator, and generating a control code of the aggregation control object according to the declaration information; Obtaining a hash value of the aggregation control object according to the generation time of the declaration information and the control code; And safety coding information is obtained based on the control coding and the hash value.
3. The method for controlling the security of the charge storage resources participating in the power control of the master station according to claim 2, wherein the performing the security check on the real-time operation data comprises: Judging whether first task basic data in the real-time operation data corresponds to the declaration information, if so, judging whether the real-time operation data contains second task basic data, and if not, judging that the real-time operation data is abnormal, wherein the first task basic data comprises an aggregation control object name, an aggregation control object control code and an aggregation control object hash value; If the second task basic data is included, generating a data integrity check code according to the second task basic data, judging whether the data integrity check code is the same as the basic data integrity check code in the real-time operation data, and if the second task basic data is not included, judging that the real-time operation data is abnormal; If the real-time operation data are the same, judging whether the real-time operation data are reasonable or not according to the second task basic data, if so, judging that the real-time operation data pass the safety verification, and if not, judging that the real-time operation data are abnormal.
4. The method for safely controlling the power of the master station to participate in the charge storage resource according to claim 3, wherein the judging whether the real-time operation data is reasonable according to the second task basic data comprises the following steps: according to the last control target of the aggregation control object, the last actual output of the aggregation control object, the current adjusting direction and the current adjusting completion degree calculated by the real-time active power of the aggregation control object; Judging whether the current adjusting direction is consistent with the adjusting direction in the real-time operation data, judging whether the current adjusting completion degree is consistent with the adjusting completion degree in the real-time operation data, and if so, judging that the safety verification of the real-time operation data is passed.
5. The method for controlling the security of the charge storage resources participating in the power control of the master station according to claim 2, wherein the performing the security check on the control command comprises: Judging whether the adjusting range of the control instruction is in a limit adjusting range, if so, calculating the real-time active difference value between the control instruction and the aggregation control object, and if not, judging that the control instruction is abnormal; Judging whether the difference value is smaller than a preset regulating step length, if so, judging whether the regulating mode of the control instruction is consistent with the regulating type of the aggregation control object in the reporting information, if so, judging that the safety check of the control instruction is passed, and if not, judging that the control instruction is abnormal.
6. The method for controlling the security of a master station to participate in power control of a load storage resource according to claim 3, wherein the adding of security coding information to the control command to obtain a control command data packet comprises: Adding the control code and the hash value to the control instruction to obtain initial control instruction information; Carrying out integral signature on the initial control instruction information based on a national encryption algorithm to obtain data signature information; And adding the data signature information into the initial control instruction information to obtain a control instruction data packet.
7. The method for controlling the security of a master station to participate in power control of a charge storage resource according to claim 6, wherein controlling the aggregation Shang Ping to perform security check on the control instruction packet comprises: controlling the aggregation Shang Ping to check the data signature information in the control instruction data packet, and if the data signature information passes the check, analyzing the control instruction data packet to obtain first control instruction information; Checking the control code, the hash value and the control instruction time information in the first control instruction information, and if the control code, the hash value and the control instruction time information pass the check, analyzing the control instruction data packet to obtain second control instruction information; And checking the second control instruction information, and if the second control instruction information passes the check, judging that the control instruction data packet passes the safety check, wherein the second control instruction information comprises a control target and a direction to be regulated.
8. A security control system for a charge storage resource participating in power control of a master station, comprising: The acquisition module is used for acquiring real-time operation data sent by the aggregator; The first safety verification module is used for carrying out safety verification on the real-time operation data, if the safety verification is passed, the real-time operation data are stored in a real-time control area, and the real-time operation data are deserialized in the real-time control area to obtain measurement data; the second safety verification module is used for generating a control instruction based on the measurement data, carrying out safety verification on the control instruction, and adding safety coding information into the control instruction if the safety verification is passed to obtain a control instruction data packet, wherein the safety coding information is obtained according to the reporting information of the aggregator; And the third safety verification module is used for sending the control instruction data packet to an aggregator platform, controlling the aggregator Shang Ping to carry out safety verification on the control instruction data packet, executing the control instruction if the safety verification is passed, and not executing the control instruction if the safety verification is not passed.
9. A computer device, comprising: A memory for storing a computer program; A processor for implementing a method of controlling the security of a charge storage resource participating in a primary station power control as claimed in any one of claims 1 to 7 when executing said computer program.
10. A storage medium having stored thereon a computer program which, when executed by a processor, implements the steps of the method for secure control of a charge storage resource participating in primary station power control of any of claims 1 to 7.

Description

Safety control method and system for participating in power control of master station by charge storage resources Technical Field The invention relates to the technical field of active control of power systems, in particular to a safety control method and system for a charge storage resource to participate in power control of a main station. Background Conventional hydro-thermal power generating units, new energy sources and energy storage are main control objects of power grid frequency control, but as the frequency adjustment difficulty of a high-proportion new energy power grid is larger and larger, more adjustment resources are needed to be incorporated into the unified control of a main station AGC (Automatic Generation Control, automatic power generation control), the development of gradually deepening and related control technologies of power marketization is added, and emerging adjustment resources such as a virtual power plant, an adjustable load, distributed energy storage and the like have the capability of participating in the main station AGC control, so that the traditional AGC control is evolved to APC (Automatic Power Control, power control). However, the emerging regulation resources have wide distribution and small monomer capacity, the automatic control can be realized only after polymerization, the polymerization control object participates in the master station to control the intermediate link to be long, the risk exposure range is wide, and the safety technology foundation is weak. Disclosure of Invention In order to solve the technical problems, the embodiment of the invention provides a safety control method and a system for enabling charge storage resources to participate in power control of a master station, so as to solve the technical problem that the safety control capability is low when the existing novel regulating resources participate in the power control of the master station. The first aspect of the embodiment of the invention provides a safety control method for a charge storage resource to participate in power control of a master station, which comprises the following steps: acquiring real-time operation data sent by an aggregator; Performing safety verification on the real-time operation data, if the safety verification is passed, storing the real-time operation data into a real-time control area, and performing deserialization on the real-time operation data in the real-time control area to obtain measurement data; generating a control instruction based on the measurement data, performing safety verification on the control instruction, and if the safety verification passes, adding safety coding information into the control instruction to obtain a control instruction data packet, wherein the safety coding information is obtained according to declaration information of an aggregator; and sending the control instruction data packet to an aggregator platform, controlling the aggregator platform to carry out safety check on the control instruction data packet, if the safety check is passed, executing the control instruction, and if the safety check is not passed, not executing the control instruction. In a possible implementation manner of the first aspect, the security coding information is obtained according to declaration information of an aggregator, including: before acquiring real-time operation data sent by an aggregator, receiving declaration information of an aggregate control object sent by the aggregator, and generating a control code of the aggregate control object according to the declaration information; obtaining a hash value of the aggregation control object according to the generation time of the declaration information and the control code; based on the control code and hash value, security code information is obtained. In a possible implementation manner of the first aspect, the security check is performed on the real-time operation data, including: Judging whether first task basic data in the real-time operation data corresponds to declaration information, if so, judging whether the real-time operation data contains second task basic data, and if not, judging that the real-time operation data is abnormal, wherein the first task basic data comprises an aggregation control object name, an aggregation control object control code and an aggregation control object hash value; If the second task basic data is contained, generating a data integrity check code according to the second task basic data, judging whether the data integrity check code is the same as the basic data integrity check code in the real-time operation data, and if the second task basic data is not contained, judging that the real-time operation data is abnormal; if the real-time running data are the same, judging whether the real-time running data are reasonable or not according to the second task basic data, if so, judging that the real-time running data pass the safety verification, and if