CN103715770A - Wide-area-distributed city/county scheduling and monitoring integrated system subarea disconnection/connection operation method - Google Patents
Wide-area-distributed city/county scheduling and monitoring integrated system subarea disconnection/connection operation method Download PDFInfo
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Abstract
The invention discloses a wide-area-distributed city/county scheduling and monitoring integrated system subarea disconnection/connection operation method. The method is specifically characterized by, to begin with, establishing a backbone network dual-network structure which has spanning tree characteristics and is suitable for wide-area-distributed city/county scheduling and monitoring integrated operation and supports disconnection/connection operation; with the above network architecture, network communication can still remain normal when no more than three faults occurs in a backbone network; when four faults occurs in the backbone network, a subarea network state recognition module triggers county scheduling to go into a disconnection state, thereby enabling multiple islands to finish monitor tasks independently and separately and guaranteeing city scheduling to be able to receive data of factories and stations governed by the county scheduling; and after one or multiple links in network links of the disconnection county scheduling return to normal, the subarea network state recognition module triggers the county scheduling to go into a subarea connection state, thereby enabling the county scheduling to go back to the integrated operation state again. The method helps to solve the problem of network reliability for city/county integrated wide-area operation, and provide guarantee for safe and stable operation of city/county smart power grid dispatching technology support system.
Description
Technical field
The invention belongs to electric power scheduling automatization system field, espespecially wide area distribution ground, county regulate and control an integral system subregion solution paired running method, the reliable and stable operation for electrical network wide-area distribution type ground county's regulation and control integral system under diverse network failure condition.
Background technology
" operation greatly " of with " intensive, flattening, specialization ", serving as theme needs scheduling total synergies at different levels, coordinated scheduling.Wide-area distribution type ground county's regulation and control integral system, by integrated operation, integrated maintenance, integral application, is realized ground county's most optimum distribution of resources, has adapted to well the needs that ground intelligent grid dispatching automation at county level is built.
But in the situation that data acquisition, application, computer node wide area distribute, the failure risk point of system increases, and reliability reduces, directly threaten dispatching of power netwoks operation and safety in production.
Summary of the invention
The object of this invention is to provide in a kind of electrical network wide-area distribution type ground, county's regulation and control integral system solution situation arranged side by side and all can normally realize the method for ground county normal consistency monitoring, solving off-the-line county in Liao Di county off-the-line situation adjusts jurisdiction plant stand to lose monitoring, side by side, the inconsistent problem of ground county information.
In order to solve the problems of the technologies described above, the technical solution adopted in the present invention is as follows:
Wide area distribution ground, county's regulation and control integral system subregion solution paired running method, comprise the following steps:
1) three-tier switch of two cascades is respectively set in ground, each region, county, by switch, the backbone network between ground, county is formed to the mixed network structure of Crossed Circle web frame or double star web frame or two kinds of structures, form electrical network wide-area distribution type ground, county's regulation and control integral system, system is carried out the parsing of switch network path by Spanning-Tree Protocol, forms an acyclic spanning tree backbone network of including all physical connection nodes;
2), regulation and control integral system in county's is by monitoring the mode periodic scan backbone network of backbone network exchange communication port, under normal condition, ground is adjusted, county adjusts and is connected with all there are four network links in abutting connection with regulator control system, but system will inevitably be placed in blocked state by the part of links of backbone network, now adjust, county adjusts according to defining the responsible passage cooperation of Di county institute in channel allocation table and shares data acquisition task, ground is adjusted by SCADA server county is transferred in to row monitoring, and all history alarms and sampled data are submitted to the commercial storehouse server of adjusting and preserve;
3) Dang Mou county adjust that network link occurs a bit, when 2 points, three point failures, system is by Spanning-Tree Protocol automatic reconfiguration network link, produce an acyclic tree-like logical network, and guarantee that this logical network leads to all physical connection nodes of integrated backbone network, now, communication between ground tune, county adjust is normal, and ground, county adjust still in integrated running status;
4) establishing county adjusts the numbering of four network links of i to be followed successively by: 2i-1, and 2i, 2i+1,2i+2, when county adjusts all four network links of i all to break down, this county furnishing is an isolated island; As the link 2i-1 of county tune i, 2iHe county adjusts the link 2j-1 of j, when 2j breaks down simultaneously, wherein, and i < j, county adjusts i, and county adjusts i+1 ..., county adjusts j-1, forms an isolated island; As the link 2i-1 of county tune i, 2iHe county adjusts the link 2j+1 of j, and when 2j+2 breaks down simultaneously, county adjusts i, and county adjusts i+1 ..., county adjusts j, forms an isolated island; At this moment run on the partition network state recognition module of adjusting in county this isolated island of triggering is entered to off-the-line state, for the isolated island in off-the-line state, by heartbeat broadcasting packet, determine whether it communicates with other off-the-line island network, form Autonomous Domain, now, ground is in harmonious proportion not that off-the-line county adjusts still in ground, county adjusts integrated running status; The isolated island or the Autonomous Domain that enter off-the-line state can select two data acquisition servers certainly to open by cold standby automatically, automatically start the associated process of SCADA application, make the county of off-the-line adjust the monitor task that jointly completes these county's jurisdiction electrical networks, by channel standby technology or number, adopt the standby technology of net simultaneously, the image data that off-the-line county is adjusted is sent to ground adjusting data acquisition server, makes to adjust still to receive the data that off-the-line county adjusts jurisdiction plant stand; During ground, county's off-the-line, ground is in harmonious proportion off-the-line county and adjusts all with local file mode history alarm information, sampled data, the operation information of buffer memory surveillance area separately;
5) in four of off-the-line isolated island or Autonomous Domain network links one or more of recoveries normal after, system reconfiguration network link, produce an acyclic tree-like logical network, and guarantee that this logical network leads to all physical connection nodes of integrated backbone network, this county is adjusted again to have access to and is in harmonious proportion all the other counties and adjusts; Now partition network state recognition module enters subregion state arranged side by side by this isolated island of triggering or Autonomous Domain, and the SCADA application on this isolated island or Autonomous Domain will stop automatically, reenter cold standby state; No longer by channel standby technology or number, adopt the standby technology of net simultaneously, the image data that county is adjusted is sent to ground adjusting data acquisition server, county adjusts the history alarm information of buffer memory to submit to by supplementing the commercial library database of adjusting, the operation information of buffer memory and sampled data will be carried out merger on the SCADA server of adjusting on ground, after completing aforesaid operations, off-the-line isolated island or Autonomous Domain come back to integrated running status.
The county of aforesaid step 1) comprises Yi Gezaibei county and adjusts in adjusting, the standby of adjusting as ground, and described Crossed Circle web frame refers to adjusts switch to adjust switch to be connected successively with all counties, looping; Described double star web frame refers to that all counties adjust switch all to follow and adjust switch to be connected, and Zai Bei county adjusts the switch county all with all the other to adjust switch to be connected simultaneously, forms star.
In adjusting, have two or above SCADA server, wherein, a SCADA server is in state on duty aforesaidly, and all the other are in stand-by state.
In adjusting, there are two Tianwan businessmans to use storehouse server aforesaidly, shared disk array, two Tianwan businessmans use storehouse server in load balancing and mutually standby state.
Be in harmonious proportion county all has two data acquisition servers in adjusting aforesaidly, in load balancing and mutually standby state, and two data acquisition server dynamic assignment data sampling channels, a data acquisition server fault, will bear all bus data acquisition work for other one.
In aforesaid step 4), step 5), channel standby technology refers to when identifying this county and transfers in after off-the-line state, if ground is adjusted, has the hot standby passage that off-the-line county adjusts jurisdiction plant stand, and ground is adjusted the hot standby channel data of this plant stand of automatic reception; When identifying this county, transfer in after state arranged side by side, ground is adjusted and will no longer be received the data of the hot standby passage of this plant stand, but then by backbone network, is shared to and adjusted by the data that county's adjusting data acquisition server receives this plant stand.
In aforesaid step 4), step 5), number is adopted the standby technology of net and is referred to when identifying this county and transfer in after off-the-line state, if county adjusts jurisdiction plant stand to only have the special line passage of adjusting towards county, county adjusts will utilize data acquisition network, this factory station data is forwarded to and is adjusted, make to adjust still to receive the data that off-the-line county adjusts jurisdiction plant stand; When identifying this county, transfer in after state arranged side by side, county adjusts and will stop being turned and sending out this factory station data to ground by data acquisition network, but by county's adjusting data acquisition server, is received the data of this plant stand, then by backbone network, is shared to and is adjusted.
The beneficial effect that the present invention reaches: adopt method of the present invention, having solved off-the-line county in ground, county's off-the-line situation adjusts jurisdiction plant stand to lose monitoring, side by side, ground county's information inconsistent problem, Wei Di county integral system stable operation and data consistency in wide scope provide the assurance in mechanism.
Accompanying drawing explanation
Fig. 1 is wide-area distribution type of the present invention ground county's regulation and control integral system typical case backbone network networking mode schematic diagram;
Fig. 2 is that regulation and control integral system Yi Ge county, wide-area distribution type of the present invention ground county reconciles schematic diagram arranged side by side;
Fig. 3 forms an Autonomous Domain schematic diagram after row are reconciled in two phase Lian County of county's regulation and control integral system, wide-area distribution type of the present invention ground.
Embodiment
Below by the drawings and specific embodiments, the present invention is described in further detail.
Wide area of the present invention distributes, county's regulation and control integral system typical case backbone network networking mode as shown in Figure 1, in ground county trunk rack, ground, each region, county respectively arranges the three-tier switch of two cascades, by switch by ground, backbone network between county forms Crossed Circle web frame or two kinds of typical structures of double star web frame, according to these two kinds of typical structures, can derive various heterogeneous network frameworks, thereby forming wide area distributes, county's regulation and control integral system, system is carried out the parsing of switch network path by Spanning-Tree Protocol, form an acyclic spanning tree backbone network of including all physical connection nodes.Wherein, county comprises Yi Gezaibei county and adjusts in adjusting, and Ru Tu1Zhong county adjusts n, the standby of adjusting as ground, Crossed Circle web frame refers to adjusts switch to adjust switch to be connected successively with all counties, forms ring, because there is the switch of two cascades in each region, therefore form Crossed Circle network configuration; Double star web frame refers to that all counties adjust switch all to follow and adjust switch to be connected, Zai Bei county adjusts the switch county all with all the other to adjust switch to be connected simultaneously, forms star, same, because there is the switch of two cascades in each region, therefore form double star network configuration.Adopting Dual-switch is based on redundancy standby consideration mutually, this switch had been both county's Connection Service externally, also be inner each server, work station communication service, if ground is adjusted or county's tune only has a switch, this exchange fault so, entirely adjusts causing or county cannot communicate by letter between all server, work station in adjusting.
In districted dispatch system, configuration station is for man-machine interaction, SCADA server 1 and SCADA server 2 for over the ground, county transfers in row monitoring, two SCADA servers are the mutually standby relations of heat, a normal station server is on duty, other one also can configure many SCADA servers in stand-by state, and it is how standby that relation is exactly a master.Commercial storehouse server 1 and commercial storehouse server 2 hyperdisk arrays are in harmonious proportion for storing history alarm and the sampled data that county adjusts, wherein, history alarm comes from the application servers such as SCADA, PAS of adjusting and data acquisition server and the work station that ground is adjusted, county adjusts, sampled data is from being deployed in SCADA server, the PAS server of adjusting, county reconciles in row situation, county adjusts the sampled data of jurisdiction plant stand to adjust buffer memory by county, after county adjusts side by side, then mends to submit to and adjusts.Two Tianwan businessmans are a kind of load balancing and mutual standby relation with storehouse server, and they have shared disk array, and commercial storehouse server fictionalizes an IP address.Data acquisition server 1 and data acquisition server 2 are for locality adjusting the data of jurisdiction plant stand, in county, reconcile in row situation, also can gather county's tune jurisdiction factory station data with network channel, two data acquisition servers are load balancing and mutual standby relation, two-server dynamic assignment data sampling channel, a data acquisition server fault, two outer data acquisition servers will be born all bus data acquisition work.PAS server 1 and PAS server 2 are for the electrical network analysis on monitor data, fire compartment wall for whole district I/II separate from, longitudinally encryption device is encrypted network communication data between data acquisition server and plant stand, terminal server, power dispatch data network, RTU, fire compartment wall, positive direction safety insulating device, WEB server, DTS server is for the operation of traffic control person's Training Simulation System service routine, DTS teacher's work station is made for teaching notes, training scene is selected, training starts DTS student's work station for student's operation, in county's adjusting system, configuration station is for man-machine interaction, data acquisition server 1 and data acquisition server 2 are adjusted the data of jurisdiction plant area for gathering county.
Ground, county regulation and control integral system be by monitoring the mode periodic scan backbone network of backbone network exchange communication port, judges which county adjusts to adjust the separated off-the-line state that enters with ground; County for off-the-line adjusts, and by heartbeat broadcasting packet, also can determine whether it adjusts network to communicate with other off-the-line counties, and these interconnected counties adjust and form an Autonomous Domain, jointly complete supervision and the control of these county's jurisdiction electrical networks.Fault between county's tune and ground tune runs on the partition network state recognition module of adjusting in each county and can identify fast this state variation after getting rid of, and makes system enter paired running state.
When system is normally moved, ground is adjusted, county adjusts and is connected with all there are four network links in abutting connection with regulator control system, but system will inevitably be placed in blocked state by the part of links of backbone network, now, county shares data acquisition task according to defining the responsible passage cooperation of Di county institute in channel allocation table, be that then the data that county's tune receives this county tune jurisdiction plant stand by data acquisition server share to by backbone network the data acquisition server of adjusting, ground is adjusted and by SCADA server, data acquisition server is monitored, realize the monitoring that Liao Ditiaodui county adjusts, all history alarms and sampled data are submitted to the commercial storehouse server of adjusting and preserve.
Dang Mou county adjusts that network link occurs a bit, when 2 or three point failures, system is by Spanning-Tree Protocol automatic reconfiguration network link, produce an acyclic tree-like logical network, and guarantee that this logical network leads to all physical connection nodes of integrated backbone network, now, communication between Di Tiaoji county adjusts is normal, and ground, county adjust still in integrated running status.
If county adjusts the numbering of four network links of i to be followed successively by: 2i-1,2i, 2i+1,2i+2, when county adjusts all four network links of i all to break down, this county furnishing is an isolated island; As the link 2i-1 of county tune i, 2iHe county adjusts the link 2j-1 of j, when 2j breaks down simultaneously, wherein, and i < j, county adjusts i, and county adjusts i+1 ..., county adjusts j-1, forms an isolated island; As the link 2i-1 of county tune i, 2iHe county adjusts the link 2j+1 of j, and when 2j+2 breaks down simultaneously, county adjusts i, and county adjusts i+1 ..., county adjusts j, forms an isolated island; At this moment run on the partition network state recognition module of adjusting in county this isolated island of triggering is entered to off-the-line state, for the isolated island in off-the-line state, by heartbeat broadcasting packet, determine whether it communicates with other off-the-line island network, form Autonomous Domain, now, ground is in harmonious proportion not that off-the-line county adjusts still in ground, county adjusts integrated running status; The isolated island or the Autonomous Domain that enter off-the-line state can select two data acquisition servers certainly to open by cold standby automatically, automatically start the associated process of SCADA application, make the county of off-the-line adjust the monitor task that jointly completes these county's jurisdiction electrical networks, by channel standby technology or number, adopt the standby technology of net simultaneously, the image data that off-the-line county is adjusted is sent to ground adjusting data acquisition server, makes to adjust still to receive the data that off-the-line county adjusts jurisdiction plant stand; During ground, county's off-the-line, ground is in harmonious proportion off-the-line county and adjusts all with local file mode history alarm information, sampled data, the operation information of buffer memory surveillance area separately.
As shown in Figure 2, when county adjusts 1 all four network links all to break down, this county adjusts 1 to become an isolated island, at this moment the partition network state recognition module that runs on county's tune 1 transfers in triggering this county into off-the-line state, make ground, county's regulation and control integral system subregion off-the-line become archipelago, now, mediation county, ground adjusts 2, county adjust 3 and county adjust 4 still in ground, county adjusts integrated running status; And county adjusts 1 certainly to open function by cold standby, the data acquisition server in island, starts new SCADA application, makes to enter after off-the-line state, and this county is adjusted not depend on and adjusted independent operating, and county adjusts 1 complete independently monitor task.Simultaneously, county reconciles after row, ground is adjusted still needs to possess the ability that this county is adjusted jurisdiction factory station data that receives, for the plant stand that possesses network condition, can configure hot standby passage and extremely adjust, in non-off-the-line situation, then the data that received this plant stand by county's adjusting data acquisition server are shared to and are adjusted by backbone network, county reconciles after row, and ground is adjusted the hot standby channel data of this plant stand of automatic reception; For the plant stand that only possesses special line passage, county reconciles after row, and county adjusts will utilize data acquisition network, and this part factory station data is forwarded to and is adjusted, and makes to adjust still to receive the data that off-the-line county adjusts jurisdiction plant stand.
As shown in Figure 3, when county adjusts 11,2 link down, county adjusts 37,8 link down.Ground is in harmonious proportion county and adjusts 4 to form Yi Ge islands, mediation county, ground adjust 4 still in ground, county adjusts integrated running status; The partition network state recognition module of county's tune 1, county's tune 2, county's tune 3 will identify very soon Zhe Sange county and adjust an isolated island of formation, and enter together subregion off-the-line state, Zhe Sange county tune can select two data acquisition servers to start new SCADA application automatically, make San Ge county adjust not depend on and adjust independent operating, complete independently monitor task.Ground tune is adopted the standby technology of net by channel standby technology or number and is still possessed the ability that off-the-line county adjusts jurisdiction factory station data that receives, and its processing method is identical with the processing method of single county's conciliation row.
During ground, county's off-the-line, ground is in harmonious proportion off-the-line county and adjusts all with local file mode history alarm information, sampled data, the operation information of buffer memory surveillance area separately, the work station that operation information is adjusted from ground, county.
In four network links of off-the-line isolated island or Autonomous Domain one or more of recoveries normal after, system reconfiguration network link, produce an acyclic tree-like logical network, and guarantee that this logical network leads to all physical connection nodes of integrated backbone network, this county is adjusted again to have access to and is in harmonious proportion all the other counties and adjusts; Now partition network state recognition module enters subregion state arranged side by side by this isolated island of triggering or Autonomous Domain, and the SCADA application of this isolated island or Autonomous Domain will stop automatically, reenter cold standby state; Side by side adjust and adjust and will stop to ground, turning this factory station data by data acquisition network no longer receiving the data of the hot standby passage of this plant stand or county, but then by backbone network, share to and adjust by the data that county's adjusting data acquisition server receives this plant stand.This county adjusts the history alarm information of buffer memory to submit to by supplementing the commercial library database of adjusting, and the operation information of buffer memory and sampled data are by carrying out merger on the SCADA server of adjusting on ground, and after completing aforesaid operations, this county is adjusted and come back to integrated running status.
The present invention is illustrated according to the preferred embodiment, is to be understood that above-described embodiment does not limit the present invention in any form, and all employings are equal to replaces or technical scheme that the form of equivalent transformation obtains, within all dropping on protection scope of the present invention.
Claims (7)
1. wide area distribution ground, county's regulation and control integral system subregion solution paired running method, is characterized in that, comprises the following steps:
1) three-tier switch of two cascades is respectively set in ground, each region, county, by switch, the backbone network between ground, county is formed to the mixed network structure of Crossed Circle web frame or double star web frame or two kinds of structures, form electrical network wide-area distribution type ground, county's regulation and control integral system, system is carried out the parsing of switch network path by Spanning-Tree Protocol, forms an acyclic spanning tree backbone network of including all physical connection nodes;
2), regulation and control integral system in county's is by monitoring the mode periodic scan backbone network of backbone network exchange communication port, under normal condition, ground is adjusted, county adjusts and is connected with all there are four network links in abutting connection with regulator control system, but system will inevitably be placed in blocked state by the part of links of backbone network, now adjust, county adjusts according to defining the responsible passage cooperation of Di county institute in channel allocation table and shares data acquisition task, ground is adjusted by SCADA server county is transferred in to row monitoring, and all history alarms and sampled data are submitted to the commercial storehouse server of adjusting and preserve;
3) Dang Mou county adjust that network link occurs a bit, when 2 points, three point failures, system is by Spanning-Tree Protocol automatic reconfiguration network link, produce an acyclic tree-like logical network, and guarantee that this logical network leads to all physical connection nodes of integrated backbone network, now, communication between ground tune, county adjust is normal, and ground, county adjust still in integrated running status;
4) establishing county adjusts the numbering of four network links of i to be followed successively by: 2i-1, and 2i, 2i+1,2i+2, when county adjusts all four network links of i all to break down, this county furnishing is an isolated island; As the link 2i-1 of county tune i, 2iHe county adjusts the link 2j-1 of j, when 2j breaks down simultaneously, wherein, and i < j, county adjusts i, and county adjusts i+1 ..., county adjusts j-1, forms an isolated island; As the link 2i-1 of county tune i, 2iHe county adjusts the link 2j+1 of j, and when 2j+2 breaks down simultaneously, county adjusts i, and county adjusts i+1 ..., county adjusts j, forms an isolated island; At this moment run on the partition network state recognition module of adjusting in county this isolated island of triggering is entered to off-the-line state, for the isolated island in off-the-line state, by heartbeat broadcasting packet, determine whether it communicates with other off-the-line island network, form Autonomous Domain, now, ground is in harmonious proportion not that off-the-line county adjusts still in ground, county adjusts integrated running status; The isolated island or the Autonomous Domain that enter off-the-line state can select two data acquisition servers certainly to open by cold standby automatically, automatically start the associated process of SCADA application, make the county of off-the-line adjust the monitor task that jointly completes these county's jurisdiction electrical networks, by channel standby technology or number, adopt the standby technology of net simultaneously, the image data that off-the-line county is adjusted is sent to ground adjusting data acquisition server, makes to adjust still to receive the data that off-the-line county adjusts jurisdiction plant stand; During ground, county's off-the-line, ground is in harmonious proportion off-the-line county and adjusts all with local file mode history alarm information, sampled data, the operation information of buffer memory surveillance area separately;
5) in four of off-the-line isolated island or Autonomous Domain network links one or more of recoveries normal after, system reconfiguration network link, produce an acyclic tree-like logical network, and guarantee that this logical network leads to all physical connection nodes of integrated backbone network, this county is adjusted again to have access to and is in harmonious proportion all the other counties and adjusts; Now partition network state recognition module enters subregion state arranged side by side by this isolated island of triggering or Autonomous Domain, and the SCADA application on this isolated island or Autonomous Domain will stop automatically, reenter cold standby state; No longer by channel standby technology or number, adopt the standby technology of net simultaneously, the image data that county is adjusted is sent to ground adjusting data acquisition server, county adjusts the history alarm information of buffer memory to submit to by supplementing the commercial library database of adjusting, the operation information of buffer memory and sampled data will be carried out merger on the SCADA server of adjusting on ground, after completing aforesaid operations, off-the-line isolated island or Autonomous Domain come back to integrated running status.
2. a kind of wide area distribution according to claim 1 ground, county regulate and control integral system subregion solution paired running method, it is characterized in that: the county of described step 1) comprises Yi Gezaibei county and adjusts in adjusting, the standby of adjusting as ground, described Crossed Circle web frame refers to adjusts switch to adjust switch to be connected successively with all counties, looping; Described double star web frame refers to that all counties adjust switch all to follow and adjust switch to be connected, and Zai Bei county adjusts the switch county all with all the other to adjust switch to be connected simultaneously, forms star.
3. a kind of wide area distribution according to claim 1 ground, county regulate and control integral system subregion solution paired running method, it is characterized in that: in adjusting, have two or above SCADA server describedly, wherein, a SCADA server is in state on duty, and all the other are in stand-by state.
4. a kind of wide area distribution according to claim 1 ground, county regulate and control integral system subregion solution paired running method, it is characterized in that: in adjusting, have two Tianwan businessmans to use storehouse server describedly, shared disk array, two Tianwan businessmans use storehouse server in load balancing and mutually standby state.
5. a kind of wide area distribution according to claim 1 ground, county regulate and control integral system subregion solution paired running method, it is characterized in that: be in harmonious proportion county all has two data acquisition servers in adjusting describedly, in load balancing and mutually standby state, two data acquisition server dynamic assignment data sampling channels, a data acquisition server fault, will bear all bus data acquisition work for other one.
6. a kind of wide area distribution according to claim 1 ground, county regulate and control integral system subregion solution paired running method, it is characterized in that: in described step 4), step 5), channel standby technology refers to when identifying this county and transfers in after off-the-line state, if ground is adjusted, have the hot standby passage that off-the-line county adjusts jurisdiction plant stand, ground is adjusted the hot standby channel data of this plant stand of automatic reception; When identifying this county, transfer in after state arranged side by side, ground is adjusted and will no longer be received the data of the hot standby passage of this plant stand, but then by backbone network, is shared to and adjusted by the data that county's adjusting data acquisition server receives this plant stand.
7. a kind of wide area distribution according to claim 1 ground, county regulate and control integral system subregion solution paired running method, it is characterized in that: in described step 4), step 5), number is adopted the standby technology of net and is referred to when identifying this county and transfer in after off-the-line state, if county adjusts jurisdiction plant stand to only have the special line passage of adjusting towards county, county adjusts will utilize data acquisition network, this factory station data is forwarded to and is adjusted, make to adjust still to receive the data that off-the-line county adjusts jurisdiction plant stand; When identifying this county, transfer in after state arranged side by side, county adjusts and will stop being turned and sending out this factory station data to ground by data acquisition network, but by county's adjusting data acquisition server, is received the data of this plant stand, then by backbone network, is shared to and is adjusted.
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| CN110838962A (en) * | 2019-11-18 | 2020-02-25 | 上海船舶研究设计院（中国船舶工业集团公司第六0四研究院） | Marine network system and marine system |
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Effective date of registration: 20160504 Address after: High road high tech Zone of Nanjing City, Jiangsu Province, No. 20 210061 Patentee after: NARI Technology Development Co., Ltd. Patentee after: SGCC NARI Nanjing Control System Co., Ltd. Patentee after: State Grid Corporation of China Address before: High road high tech Zone of Nanjing City, Jiangsu Province, No. 20 210061 Patentee before: NARI Technology Development Co., Ltd. Patentee before: SGCC NARI Nanjing Control System Co., Ltd. |