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申请号:201911091049.1 公开号:CN110942400A 主分类号:G06Q50/06
摘要:【中文】本发明涉及一种智能变电站监控系统自动对点方法及装置,属于智能变电站自动化技术领域。其中方法包括以下步骤:1)获取智能变电站SCD文件,根据SCD文件得到设备与IEC61850参引的第一对应关系;2)获取监控系统的点表文件,根据监控系统的点表文件得到点号与IEC61850参引的第二对应关系;3)根据所述第一对应关系和第二对应关系,建立点号和设备之间的映射关系;4)将测试量施加在监控系统的相关设备上;5)接收监控系统的反馈信息,并根据所述映射关系判断所述反馈信息是否与所述测试量相匹配,若匹配,则判定监控系统对点正确。本发明提高了对点过程的自动化程度,减轻了调试人员工作强度,提高了测试效率,同时提高了调试准确性。 【EN】The invention relates to an automatic point aligning method and device for an intelligent substation monitoring system, and belongs to the technical field of automation of intelligent substations. The method comprises the following steps: 1) acquiring an SCD file of an intelligent substation, and obtaining a first corresponding relation between equipment and IEC61850 reference according to the SCD file; 2) acquiring a point table file of the monitoring system, and acquiring a second corresponding relation between the point number and IEC61850 reference according to the point table file of the monitoring system; 3) establishing a mapping relation between the point number and the equipment according to the first corresponding relation and the second corresponding relation; 4) applying the test quantity to the relevant equipment of the monitoring system; 5) and receiving feedback information of the monitoring system, judging whether the feedback information is matched with the test quantity according to the mapping relation, and if so, judging that the point alignment of the monitoring system is correct. The invention improves the automation degree of the point aligning process, lightens the working intensity of debugging personnel, improves the testing efficiency and simultaneously improves the debugging accuracy.
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申请号:201911266429.4 公开号:CN111193968A 主分类号:H04Q9/00
摘要:【中文】本发明涉及一种遥信信息的验证方法、调试验证主机、监控主机和系统,方法包括:向监控主机发送间隔层保护测控装置中各遥信点的遥信传动指令;当接收到所述遥信传动指令对应的遥信传动完成信号后,等待接收监控主机和/或远动网关机反馈的各遥信点的遥信变位信息;基于与所述遥信传动指令对应的预设遥信变位信息,对所述监控主机和/或远动网关机反馈的各遥信点的遥信变位信息进行验证。本发明提供的技术方案,通过通讯触发的方式完成对当地变电站监控后台中的全部遥信信号的闭环自动验证,解决了遥信对点过程中数据量大难以全部对点的难题,保障了保证遥信信息验证的一致性和准确性。 【EN】The invention relates to a verification method of remote signaling information, a debugging verification host, a monitoring host and a system, wherein the method comprises the following steps: sending a remote signaling transmission instruction of each remote signaling point in the spacer layer protection measurement and control device to the monitoring host; after receiving a remote signaling transmission completion signal corresponding to the remote signaling transmission instruction, waiting for receiving remote signaling deflection information of each remote signaling point fed back by the monitoring host and/or the telecontrol network shutdown machine; and verifying the telecommand deflection information of each telecommand point fed back by the monitoring host and/or the telecontrol network shutdown machine based on the preset telecommand deflection information corresponding to the telecommand transmission instruction. According to the technical scheme provided by the invention, the closed-loop automatic verification of all remote signaling signals in the local substation monitoring background is completed in a communication triggering mode, the problem that the data size is large and all remote signaling points are difficult to realize in the remote signaling point alignment process is solved, and the consistency and the accuracy of remote signaling information verification are ensured.
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申请号:201911184169.6 公开号:CN111079110A 主分类号:G06F21/32
摘要:【中文】本发明属于电力系统网络安全技术领域,具体为一种基于身份识别的电力系统网络安全防护方法、系统及装置。包括:终端访问电力系统网络安全防护系统,提交操作请求;对用户进行身份识别,识别成功后授权进行下一步,否则重新认证,多次认证失败后驳回操作请求;审查用户进行权限,确定用户权限范围,匹配权限范围和操作请求,匹配成功后授权进行下一步,否则要求用户提供匹配操作请求的用户权限,无法提供权限则驳回请求;对用户操作请求备案,录入电力系统网络安全防护系统;操作安全评估,对用户的操作备案安全评估,做出操作安全评估结果;根据操作安全评估结果,做出授权操作请求或驳回操作请求。本发明能够显著提高电力系统网络安全。 【EN】The invention belongs to the technical field of power system network security, and particularly relates to a power system network security protection method, system and device based on identity recognition. The method comprises the following steps: the terminal accesses the network security protection system of the power system and submits an operation request; carrying out identity identification on the user, authorizing to carry out the next step after successful identification, otherwise re-authenticating, and refusing the operation request after multiple authentication failures; checking the user permission, determining the user permission range, matching the permission range and the operation request, authorizing the next step after successful matching, or else, requiring the user to provide the user permission for matching the operation request, and refusing the request if the permission cannot be provided; recording a user operation request, and inputting a power system network safety protection system; operation safety assessment, namely performing operation record safety assessment on the user and making an operation safety assessment result; and making an authorization operation request or a rejection operation request according to the operation safety evaluation result. The invention can obviously improve the network security of the power system.
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申请号:201911185599.X 公开号:CN111083118A 主分类号:H04L29/06
摘要:【中文】本发明属于电力系统网络安全技术领域,具体为一种电力系统云服务的网络安全防护系统、装置及方法。包括电力系统云和服务终端以及连接电力系统云和服务终端的云过滤系统,所述云过滤系统包括过滤控制中心、身份验证系统和病毒预警系统;身份验证系统和病毒预警系统分别与过滤控制中心连接;还包括与云过滤系统连接的病毒查杀系统,病毒查杀系统与过滤控制中心连接。本发明设置有云过滤系统,云过滤系统包括过滤控制中心、身份验证系统和病毒预警系统;身份验证系统和病毒预警系统分别与过滤控制中心连接;还包括与云过滤系统连接的病毒查杀系统,病毒查杀系统与过滤控制中心连接,身份识别和病毒预警以及查杀,有效提高电力系统云的网络安全。 【EN】The invention belongs to the technical field of power system network security, and particularly relates to a power system cloud service network security protection system, device and method. The system comprises an electric power system cloud, a service terminal and a cloud filtering system connected with the electric power system cloud and the service terminal, wherein the cloud filtering system comprises a filtering control center, an identity verification system and a virus early warning system; the identity authentication system and the virus early warning system are respectively connected with the filtering control center; the system also comprises a virus searching and killing system connected with the cloud filtering system, and the virus searching and killing system is connected with the filtering control center. The invention is provided with a cloud filtering system, wherein the cloud filtering system comprises a filtering control center, an identity verification system and a virus early warning system; the identity authentication system and the virus early warning system are respectively connected with the filtering control center; the cloud power system virus searching and killing system is connected with the cloud filtering system, the virus searching and killing system is connected with the filtering control center, and the cloud power system virus searching and killing system can effectively improve the cloud network safety of the power system by identity recognition, virus early warning and searching and killing.
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申请号:202010056876.3 公开号:CN111103495A 主分类号:G01R31/00
摘要:【中文】本发明提供了一种现场调试跨间隔继电保护设备的自动测试系统包括调试验证主机、远动网关机、无线发射主机及各间隔的无线测试终端和无线开入开出终端;调试验证主机用于解析测试模板文件并将解析得到的测试数据及接收到的测试命令下发给无线开入开出终端和无线测试终端;无线开入开出终端用于根据状态序列信息生成的开出接点信号及测试命令执行测试采集并回传被测继电保护装置的保护动作接点信号至调试验证主机;无线测试终端用于根据测试模板文件生成的电流电压值及测试命令执行测试;远动网关机用于接收装置的保护通讯信号并将保护通讯信号给调试验证主机;调试验证主机还用于判定测试结果;该系统适用于变电站跨间隔继电保护装置的现场调试。 【EN】The invention provides an automatic test system for field debugging of cross-interval relay protection equipment, which comprises a debugging and verifying host, a telecontrol network switch machine, a wireless transmitting host, wireless test terminals and wireless access terminals, wherein the wireless test terminals and the wireless access terminals are arranged at intervals; the debugging and verifying host is used for analyzing the test template file and sending the analyzed test data and the received test command to the wireless access terminal and the wireless test terminal; the wireless open-in and open-out terminal is used for executing test acquisition according to the open-out contact signal generated by the state sequence information and the test command and returning a protection action contact signal of the tested relay protection device to the debugging and verifying host; the wireless test terminal is used for executing a test according to the current and voltage value generated by the test template file and the test command; the telecontrol network switch-off device is used for receiving a protection communication signal of the device and sending the protection communication signal to the debugging verification host; the debugging and verifying host is also used for judging a test result; the system is suitable for field debugging of the trans-interval relay protection device of the transformer substation.
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申请号:201911045709.2 公开号:CN110957717A 主分类号:H02J3/00
摘要:【中文】本发明属于电力系统自动化技术领域,尤其涉及一种多电源电力系统多目标日前优化调度方法。本发明包括:(1)获取未来一天的系统运行方式、负荷预测数据及可再生能源发电预测数据;(2)建立多电源电力系统多目标日前优化调度模型;(3)采用粒子群优化算法对模型进行求解;(4)根据求解结果生成日前调度策略。本发明方法可以综合考虑各类型发电机组的运行特点,制定安全性达到要求、可再生能源充分利用、经济性上合理的日前优化调度方案,保证电力系统的安全、经济运行,同时提高可再生能源消纳水平。 【EN】The invention belongs to the technical field of power system automation, and particularly relates to a multi-target day-ahead optimal scheduling method for a multi-power-supply power system. The invention comprises the following steps: (1) acquiring a system operation mode, load prediction data and renewable energy power generation prediction data of a future day; (2) establishing a multi-target day-ahead optimization scheduling model of a multi-power-supply power system; (3) solving the model by adopting a particle swarm optimization algorithm; (4) and generating a day-ahead scheduling strategy according to the solving result. The method can comprehensively consider the operation characteristics of various generator sets, formulate a day-ahead optimized scheduling scheme with the safety meeting the requirements, fully utilizing the renewable energy and reasonable economy, ensure the safe and economic operation of the power system and improve the consumption level of the renewable energy at the same time.
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申请号:201911299475.4 公开号:CN111030101A 主分类号:H02J3/00
摘要:【中文】本发明公开了一种基于多元化大数据清洁能源消纳联动调控方法及系统,方法包括以下过程:获取新能源消纳需求;对火电厂内机组进行深度调峰,并计算获取火电厂深调能力;若火电厂深调能力小于新能源消纳需求,则对联络线进行调节,并计算获取联络线调节量;若联络线调节量小于新能源消纳需求和火电厂深调能力的差值,则采用储能参与调峰,并计算获得储能充电调节量。本发明通过火电厂机组、联络线计划数据、储能调峰能力多种方式联动调控,以达到提升消纳能力目的。 【EN】The invention discloses a clean energy consumption linkage regulation and control method and a system based on diversified big data, wherein the method comprises the following processes: acquiring new energy consumption requirements; carrying out deep peak regulation on a unit in the thermal power plant, and calculating to obtain the deep peak regulation capacity of the thermal power plant; if the deep adjustment capability of the thermal power plant is smaller than the new energy consumption requirement, adjusting the tie line, and calculating to obtain the adjustment quantity of the tie line; and if the link line regulating quantity is smaller than the difference value between the new energy consumption demand and the deep regulation capacity of the thermal power plant, the energy storage participation peak regulation is adopted, and the energy storage charging regulating quantity is obtained through calculation. The invention achieves the purpose of improving the digestion capability by linkage regulation and control of a thermal power plant unit, tie line planning data and energy storage and peak regulation capability in various modes.
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申请号:201911299856.2 公开号:CN111144629A 主分类号:G06Q10/04
摘要:【中文】本发明公开了一种水力发电站来水量预测方法,包括构建考虑本地降雨量信息、本地气象信息和上游水力发电站的出库流量的水量预测模型;采集本地降雨量历史信息、本地气象历史信息、上游水力发电站的历史出库流量以及本地水力发电站的历史入库流量,构建训练集;用训练集训练水量预测模型;采用训练好的水量预测模型,预测本地水力发电站的入库流量。同时公开了相应的系统。本发明的水量预测模型考虑本地降雨量信息、本地气象信息和上游水力发电站的出库流量,相较于传统的方法,预测更加准确。 【EN】The invention discloses a method for predicting the inflow of a hydroelectric power station, which comprises the steps of constructing a water quantity prediction model considering local rainfall information, local meteorological information and the ex-warehouse flow of an upstream hydroelectric power station; collecting local rainfall historical information, local meteorological historical information, historical ex-warehouse flow of an upstream hydroelectric power station and historical in-warehouse flow of a local hydroelectric power station to construct a training set; training a water quantity prediction model by using a training set; and predicting the warehousing flow of the local hydroelectric power station by adopting a trained water quantity prediction model. A corresponding system is also disclosed. The water quantity prediction model considers local rainfall information, local meteorological information and the ex-warehouse flow of the upstream hydroelectric power station, and compared with the traditional method, the prediction is more accurate.
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申请号:201911045704.X 公开号:CN110956266A 主分类号:G06N3/12
摘要:【中文】本发明涉及一种基于层次分析法的多电源电力系统多目标优化调度方法,属于电力系统自动化技术领域。采用NSGA‑Ⅱ多目标遗传算法对建立的多电源电力系统的多目标优化调度模型进行求解,得到帕累托最优解集;采用模糊隶属度函数将所得目标值帕累托最优解集进行归一化处理,使用层次分析法对解集中的各个解打分排序,选择最优调度解;基于最优调度解获取当前多电源电力系统优化调度的决策依据。本发明建立了电力系统多目标优化调度模型,综合系统经济性、可再生能源消纳水平及系统安全性等要求;采用层次分析法对解进行打分排序,选择最优解。所得结果兼顾评价的主观和客观性,更加合理,有利于电力系统安全经济稳定运行和提升新能源消纳水平。 【EN】The invention relates to a multi-target optimization scheduling method for a multi-power-supply power system based on an analytic hierarchy process, and belongs to the technical field of power system automation. Solving the established multi-target optimization scheduling model of the multi-power-supply power system by adopting an NSGA-II multi-target genetic algorithm to obtain a pareto optimal solution set; carrying out normalization processing on the target value pareto optimal solution set by adopting a fuzzy membership function, scoring and sequencing each solution in the solution set by using an analytic hierarchy process, and selecting an optimal scheduling solution; and obtaining a decision basis for optimal scheduling of the current multi-power-supply power system based on the optimal scheduling solution. The method establishes a multi-objective optimization scheduling model of the power system, and integrates the requirements of system economy, renewable energy consumption level, system safety and the like; and (4) scoring and sequencing the solutions by adopting an analytic hierarchy process, and selecting the optimal solution. The obtained result gives consideration to the subjectivity and the objectivity of evaluation, is more reasonable, and is beneficial to safe, economical and stable operation of a power system and improvement of the consumption level of new energy.
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申请号:201911047212.4 公开号:CN110969339A 主分类号:G06Q10/06
摘要:【中文】本发明属于电力系统运行与控制技术领域,尤其涉及一种新能源现货交易电量结算方法,包括:在确定当前指令下发时刻是新能源现货交易电量结算时刻时,从外部系统获取新能源电站的实时信息;若,现货初始电量<(日内计划发电量‑日前预计划发电量),判断现货电量结算缺额原因,确定现货被补偿电量;若,现货初始电量>=(日内计划发电量‑日前预计划发电量),根据增发电量和与外部补偿现货缺额电量和之间的数值关系;确定现货补偿电量;据现货补偿电量,输出新能源现货交易电量结算结果。本发明实现了基于日内计划的新能源现货交易电量的合理结算,鼓励新能源企业按照自主自愿、竞价上网,促进新能源富余发电能力跨省、跨区消纳。 【EN】The invention belongs to the technical field of operation and control of electric power systems, and particularly relates to a new energy spot transaction electric quantity settlement method, which comprises the following steps: when the current instruction issuing moment is determined to be the new energy spot transaction electric quantity settlement moment, acquiring real-time information of the new energy power station from an external system; if the current goods initial electric quantity is less (the planned electric quantity in the day-the planned electric quantity in the day), judging the reason of the shortage of the current goods electric quantity settlement, and determining the compensated electric quantity of the current goods; if so, the spot initial electric quantity > = (planned electric quantity in the day-planned electric quantity in advance), and according to the numerical relation between the increased electric quantity and the sum of the external compensation spot shortage electric quantity; determining the spot compensation electric quantity; and outputting a new energy spot transaction electric quantity settlement result according to the spot compensation electric quantity. The invention realizes reasonable settlement of the new energy spot-shipment transaction electric quantity based on the daily plan, encourages new energy enterprises to surf the internet according to independent voluntary and bidding, and promotes the surplus power generation capacity of the new energy to be consumed across provinces and regions.
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