CN104065735A - Scheduling information data storage sharing method - Google Patents
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- CN104065735A CN104065735A CN201410313019.1A CN201410313019A CN104065735A CN 104065735 A CN104065735 A CN 104065735A CN 201410313019 A CN201410313019 A CN 201410313019A CN 104065735 A CN104065735 A CN 104065735A
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Abstract
The present invention relates to a scheduling information data storage sharing method. The method is characterized in that the storage of the electric power scheduling information is divided into two levels, and the interactive communication is realized between the two levels; a total server is arranged in the high level and is responsible for receiving, storing and transmitting the all scheduling information data of subareas; a server is arranged in each subarea of the low level, and is responsible for only storing and transmitting the scheduling information data in the subarea to the total server, and can receive the information transmitted by the total server according to demands. The communication among the total and branch servers is based on an asynchronous mode, namely, within one data acquisition cycle, one branch server can send data information to the total server immediately to apply the data information timely after finishing sampling without needing to wait other branch servers. The advantages of the data storage mode are that: on one hand, the servers of the two levels can be standby for each other, the safety of the data information is guaranteed, and the memory capacity of the branch servers is small; on the other hand, an asynchronous communication strategy facilitates the real-time sharing of the scheduling information, enables the utilization efficiency of the data information to be improved, and guarantees the reliable operation of a power grid.
Description
Technical field
This patent belongs to power scheduling control and technical field of automation, and method is shared in the storage of especially a kind of schedule information data.
Background technology
In recent years, along with the reaching its maturity and then being applied of UHV transmission, flexible transmission technology, the scale of electric power system is constantly expanded and automaticity high, this has brought challenge to safe operation of electrical network.Data dispatching information is the basis of power network schedule automation, and its effect in daily management and the management and running of electric power system is also more and more outstanding.Carry out Real-time Collection, storage, the transmission of data dispatching data message and share alternately, most important to ensureing power grid security reliability operation.
Current, schedule information data are managed by unified data storing platform, and entirety gathers simultaneously, are then stored in server database, and back up.But along with electrical network subregion is interconnected, scale constantly expands, schedule information data volume increases by geometric progression, and this pattern can not meet memory requirement, and on the one hand, server data library information is too lengthy and tedious, and real-time property is poor on the other hand.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art part, provide the storage of a kind of schedule information data to share method, the method has been guaranteed the safety and reliability of data message, and each sub server memory space is less, is convenient to operation maintenance.
The present invention solves its technical problem and takes following technical scheme to realize:
Method is shared in the storage of a kind of schedule information data, it is characterized in that: the storage of information in power dispatching center information is divided into two levels, and higher level arranges a director server, and subordinate will carry out region and be divided into multiple subregions, and a sub server is set in each subregion:
Within each data sampling cycle, director server receives the information of the each sub server transmission of subordinate, and stores relevant position into, thereby obtains whole data dispatchings, and at any time the demand of sub server is responded, and sends relevant information to subordinate;
The each sub server of subordinate is only stored the data dispatching information in this subregion, and transmits the data dispatching information in this subregion to director server immediately after a sampling period completes;
Sub server if desired when the data message of other subregions, operates at client terminal, and sub server sends request to director server, and receives related data information.
And, between director server and sub server, carry out two-way communication, and adopt asynchronous communication strategy; Sub server completes after one-period data sampling, needn't wait for other sub servers, sends data immediately, and be applied to director server.
Advantage of the present invention and good effect are:
1, the storage of power scheduling information is divided into two levels by the present invention, two inter-stage interactive communications, and higher level arranges a director server, receives storage and transmits all schedule information data of each subregion; The each subregion of subordinate arranges a station server, only stores and transmits the schedule information data in this subregion to director server, and can accept as required the information of director server transmission.This data dispatching information storage sharing mode, realizes two levels server data for subsequent use each other, has guaranteed the safety and reliability of data message, because only store one's respective area data message, each sub server memory space is less, is convenient to operation maintenance again.
2, the communication between the total sub server of the present invention adopts asynchronous mode, and, in a data collection cycle, certain sub server completes after sampling, needn't wait for other sub servers, can send data message to director server immediately, both save the time, guarantee again the real-time of data message.
3, the advantage of data storage method of the present invention is, on the one hand, two levels server can be for subsequent use each other, guarantee the fail safe of data message, and sub server memory space is little, on the other hand, adopt asynchronous communication strategy, contribute to the Real-Time Sharing of schedule information, improved the utilization ratio of data message, for electrical network reliability service provides guarantee.
Brief description of the drawings
Fig. 1 is two levels server two-way communication mode structure chart;
Fig. 2 is the asynchronous communication strategy between two levels server.
Embodiment
Below in conjunction with accompanying drawing and by specific embodiment, the invention will be further described, and following examples are descriptive, are not determinate, can not limit protection scope of the present invention with this.
Method is shared in the storage of a kind of schedule information data, and the storage of information in power dispatching center information is divided into two levels by this method, and higher level arranges a director server, and subordinate will carry out region and be divided into multiple subregions, and a sub server is set in each subregion;
Within each data sampling cycle, director server receives the information of the each sub server transmission of subordinate, and stores relevant position into, thereby obtains whole data dispatchings, and at any time the demand of sub server is responded, and sends relevant information to subordinate;
The each sub server of subordinate, only stores and transmits the data dispatching information in this subregion to director server; In addition, sub server if desired when the data message of other subregions, operates at client terminal, and sub server sends request to director server, and receives related data information.
The two-way communication mode of two levels server as shown in Figure 1, this data dispatching information storage sharing mode, realize two levels server data for subsequent use each other, guarantee the safety and reliability of data message, again because only store one's respective area data message, each sub server memory space is less, is convenient to operation maintenance.
In addition, because subregion scale exists differently, the information gathering time of each sub server is also different, in one-period, if etc. all subregions all complete after sampling unified transmission information again, will inevitably cause waste of time.For this problem, this patent adopts asynchronous information interactive mode,, after certain subregion one-period image data, needn't wait for other subregions, sends immediately data message, guarantees the real-time of director server data dispatching information.
Supposing the system has M subregion, i.e. M sub server, and the sampling period of sub server 1 is T1, the sampling period of sub server 2 is T2, and T1<T2.Sub server 1 completes after the data acquisition of one-period, can send this subregion data message by superior in time T 1, needn't wait for, so total service can obtain the up-to-date data message of subregion 1 very first time.Sub server 2 only could send to director server the data dispatching information of this subregion after the T2 time completes sampling, and said process as shown in Figure 2.
As shown in Figure 2, for example the client terminal of subregion 2 sends request in time T 0 (T1<T0<T2), need the relevant data dispatching information of subregion 1, because director server has obtained the latest data information of subregion 1 in time T 1, therefore sub server 2 is responded in time, the client terminal of subregion 2 can obtain the up-to-date data message of subregion 1.If adopt synchronous communication strategy, be to wait for subregion 2 after subregion 1 completes one-period data sampling, unified to director server transmission data message in time T 2, in above-mentioned situation, client terminal cannot obtain up-to-date data dispatching information, therefore, the asynchronous communication strategy that this patent adopts is effective and necessary, on the one hand, can realize sharing in time of latest data information, on the other hand, can effectively improve the utilization ratio of data message, for power network safety operation and it is carried out to analytical calculation effective data supporting is provided.
Sum up
The present invention proposes the storage of a kind of schedule information data and share method.The method utilizes two levels server to store regulation and control data message, and for subsequent use each other.Director server storage total data information, each sub server is only stored the data message of this subregion, reduces stored number, is convenient to operation maintenance.In addition, between two levels server, carry out two-way communication, and adopt asynchronous communication strategy, be that certain sub server completes after one-period data sampling, send data to director server immediately, needn't wait for other sub servers, this strategy can be realized sharing in time of latest data information, can improve again the utilization ratio of data message, operation of power networks is improved to Data safeguard and support reliably.
Although disclose for the purpose of illustration embodiments of the invention and accompanying drawing, but it will be appreciated by those skilled in the art that: not departing from the spirit and scope of the present invention and claims, various replacements, variation and amendment are all possible, therefore, scope of the present invention is not limited to embodiment and the disclosed content of accompanying drawing.
Claims (2)
1. method is shared in schedule information data storage, it is characterized in that: the storage of information in power dispatching center information is divided into two levels, higher level arranges a director server, and subordinate will carry out region and be divided into multiple subregions, and a sub server is set in each subregion:
Within each data sampling cycle, director server receives the information of the each sub server transmission of subordinate, and stores relevant position into, thereby obtains whole data dispatchings, and at any time the demand of sub server is responded, and sends relevant information to subordinate;
The each sub server of subordinate is only stored the data dispatching information in this subregion, and transmits the data dispatching information in this subregion to director server immediately after a sampling period completes;
Sub server if desired when the data message of other subregions, operates at client terminal, and sub server sends request to director server, and receives related data information.
2. method is shared in schedule information data according to claim 1 storage, it is characterized in that: between director server and sub server, carry out two-way communication, and adopt asynchronous communication strategy; Sub server completes after one-period data sampling, needn't wait for other sub servers, sends data immediately, and be applied to director server.
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| CN201410313019.1A CN104065735A (en) | 2014-07-02 | 2014-07-02 | Scheduling information data storage sharing method |
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| CN201410313019.1A CN104065735A (en) | 2014-07-02 | 2014-07-02 | Scheduling information data storage sharing method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106295974A (en) * | 2016-08-01 | 2017-01-04 | 浙江大学 | A kind of agricultural product quality and safety based on Internet of Things management system |
| CN109471736A (en) * | 2018-09-14 | 2019-03-15 | 叮联信息技术有限公司 | Event information uninterruptedly transmits at random and Real-Time Sharing method |
| CN111564156A (en) * | 2020-07-03 | 2020-08-21 | 杭州摸象大数据科技有限公司 | Outbound system deployment method, outbound system deployment device, computer equipment and storage medium |
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| CN202906977U (en) * | 2012-06-15 | 2013-04-24 | 中国电力科学研究院 | A storage access system of electric energy using efficiency data |
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| CN102044050A (en) * | 2010-11-11 | 2011-05-04 | 江苏苏源高科技有限公司 | Method and system for intelligently collecting power utilization information of large consumers |
| CN202906977U (en) * | 2012-06-15 | 2013-04-24 | 中国电力科学研究院 | A storage access system of electric energy using efficiency data |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106295974A (en) * | 2016-08-01 | 2017-01-04 | 浙江大学 | A kind of agricultural product quality and safety based on Internet of Things management system |
| CN109471736A (en) * | 2018-09-14 | 2019-03-15 | 叮联信息技术有限公司 | Event information uninterruptedly transmits at random and Real-Time Sharing method |
| CN111564156A (en) * | 2020-07-03 | 2020-08-21 | 杭州摸象大数据科技有限公司 | Outbound system deployment method, outbound system deployment device, computer equipment and storage medium |
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Address after: 300010 Tianjin city Hebei District Wujing Road No. 39 Applicant after: State Grid Corporation of China Applicant after: State Grid Tianjin Electric Power Company Address before: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Applicant before: State Grid Corporation of China Applicant before: State Grid Tianjin Electric Power Company |
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Application publication date: 20140924 |