The integrated system of digital remote viewing and electric integrated automatic
Technical field
The utility model relates to that a kind of information integration put forward at " five is distant " in the new totally digitilized automation of transformation substations, the integrated system of digital remote viewing and electric integrated automatic.
Background technology
Traditional comprehensive automation system of transformer substation mainly concentrates on the integrated of four remote sensing informations, i.e. remote measurement, remote signalling, remote control, remote regulating.And for remote viewing, development always is slower, but along with the fast development of unattended operation transformer station in recent years, the electric power remote viewing develops rapidly.Along with the development of computer technology and digital image compression technology, the electric power remote viewing greatly reduces the transmitted data amount of remote viewing image towards state-of-the-art digital remote viewing technical development, has improved the availability of efficient of network especially.Simultaneously along with the treatment technology of Digital Media, remote viewing also will become the part of the integrated automation of transformation stations from the simple antitheft auxiliary substation automation that affacts.
But it is two information islands of isolation that existing digital remote system and transformer station combine from the system of main website, can't really play the effect that digital remote viewing brings.The operation of remote viewing system and integrated system is respectively the people of two teams and groups, combine the personnel that certainly control and do not know substation field working control situation, and personnel that remote viewing is controlled and do not know that transformer station now what is taking place, such two aspects all can not be grasped complete to information.
The utility model content
The purpose of this utility model is to provide the integrated system of a kind of digital remote viewing and electric integrated automatic, mode by data communication and network processes is integrated into digital remote viewing in the Comprehensive Automatic System for Substation, realize the synchronous or Display on the same screen of main website of transformer station five remote sensing informations, greatly facilitate electric power dispatching system to the teleinformatic control ability of transformer station.
In order to realize goal of the invention of the present utility model, the technical solution of the utility model is:
The integrated system of a kind of digital remote viewing and electric integrated automatic carries out Display on the same screen or the simultaneous display of remote viewing main website and electric integrated automatic main website by Streaming Media control or data communication in the electric integrated automatic main website.
Described Display on the same screen is: adopt data call, be sent to the electric integrated automatic main website with presetting corresponding picture point realtime graphic and the audio frequency form by Streaming Media from the remote viewing main website.
Be specially: the electric integrated automatic main website sends the communications packets of calling requirement, comprises the default location (these some positions come from accident information or operation requirements) of required remote viewing in communications packets; Described default location is by the data configuration table of Streaming Media control, and is consistent with the position, preset in the remote viewing main website.Receive at remote viewing system and carry out remote operation at once after the information of described Streaming Media control and data send, camera is also transferred to corresponding monitoring set point automatically.
Described Streaming Media control comprises: 1) bottom data communication, adopt self-defining communication protocol; 2) Streaming Media decoding and displaying adopts MPEG4 and mode H.264; 3) accept control command and open and close and send corresponding switching requirement.
In allocation list, preset in interface objects all in the electric integrated automatic main website (combining from main website) and the remote viewing main website is associated, independently stand in response to the timesharing of closing of some breakers when combining, call request is proposed, send to the remote viewing main website then by remote viewing preset corresponding to control inquiry, and with this order.
The remote viewing main website sends decoder or control The Cloud Terrace that control command is given a distant place at once after receiving corresponding information, adjust to corresponding video surveillance point, and the video data that will put returns to control, by the decoding display module realization interface display of control.
If main website sends when opening or closing order, this control is given an order equally to the remote viewing main website, and main website stops the multicast of this point is sent at once, and returns to where necessary former acquiescence preset.
According to the remote viewing main website structure of present ZVPLUS, described remote viewing main website also can be client, media server (RVU) or the main website of a remote viewing.
By this Design and implementation, in the comprehensive automation main website, can along with the event of mouse click, at any time check the real-time video situation with respect to all devices on the primary connection figure and site environment.
Both communications can be adopted various ways, preferably adopt Ethernet, guarantee the real-time of data, by test, and the Ethernet transmission, its time-delay is no more than 1 second.Adopt 232 communication modes, time-delay is about 1~2 second.
The integrated system of digital remote viewing of the present utility model and electric integrated automatic is comprehensive under system stability and interference-free situation in consideration, realizes integrated by remote viewing and comprehensive data sync certainly.Combine from respond synchronisation requirement (such as remote control, remote regulating, accident time) by control, control sends to remote viewing system with request, and a certain setting picture of remote viewing main website is control point information corresponding to simultaneous display.
Described simultaneous display does not appear at video image and combines from main website, but can combine synchronously the operation from main website by client or the main website of order request remote viewing, and the video that carries out on-the-spot key point shows.It is much more general in large-scale important main website or combine when producer of main website will not insert, and adopts this kind mode.
Described simultaneous display adopts a communication protocol, and this communication protocol comprises following order: the video of synchronous a certain preset numbers; Stop to recover default conditions synchronously.
Described synchronous demonstration, its allocation list place in the remote viewing main website, can conveniently directly be provided with when initialization is provided with.When main website receives synch command, according to the numbering that defines in the data communications packets, by allocation list, coupling preset numbering, and then the remote viewing main website switches to the video of this preset at once.
The synchronous communication order of described simultaneous display adopts the interval circulation to send, if synch command is not received by the remote viewing main website in a period of time, then stops at last synchronous point video, switches to default conditions.
The remote viewing main website can directly be a client of remote viewing, and this client can be entirely and combine usedly from main website like this, does not affect the personnel that are responsible for the scheduling of remote viewing main website simultaneously and controls.
Under this mode, system delay is very little, and two main websites can reach synchronous demonstration, just realizes on different main frames.If environmental permission at two main frames side by side together, then remedies this shortcoming, guarantee above the mode with screen in efficient and stability simultaneously.
Consider data communication pressure, in native system, can adopt and state-of-the-artly transmit data based on MPEG4 and Standard of image compression H.264, guaranteeing under the prerequisite of picture quality to system and the generation impact of communicating by letter.
Information integration put forward the integrated system of digital remote viewing of the present utility model and electric integrated automatic at " five is distant " in the new totally digitilized automation of transformation substations.Mode by data communication and network processes is integrated into digital remote viewing in the Comprehensive Automatic System for Substation, realizes the synchronous or Display on the same screen of main website of transformer station five remote sensing informations, greatly facilitates electric power dispatching system to the teleinformatic control ability of transformer station.
The utility model makes and realizes the integrated of electric power remote viewing and comprehensive automation in two ways, and a kind of is with the screen mode, promptly active; A kind of is the method for synchronization, i.e. passive type.The active here with passive be relative complex automatic system, just all remote viewing demands come from complex automatic system, when taking place as remote control, remote regulating, accident, operating personnel wish to see synchronously on-the-spot situation about taking place, when the demand that does not have as above, can consider that automatic taking turn obtains image information, also can directly close this passage, reduce the pressure of data communication.
Description of drawings
Fig. 1 is the Display on the same screen structure chart of the integrated system of digital remote viewing described in the utility model and electric integrated automatic;
Fig. 2 is the simultaneous display structure chart of the integrated system of digital remote viewing described in the utility model and electric integrated automatic.
Embodiment
Following examples are used to illustrate the utility model, but are not used for limiting protection range of the present utility model.
Fig. 1 is the Display on the same screen structure chart of the integrated system of digital remote viewing described in the utility model and electric integrated automatic.
The integrated system of digital remote viewing and electric integrated automatic carries out the Display on the same screen of remote viewing main website and electric integrated automatic main website by the Streaming Media control in the electric integrated automatic main website.
With shielding the interface that refers on the interface of comprehensive automation main website, occur simultaneously corresponding remote viewing, can for combine any equipment and position immediate inquiring on the primary connection figure certainly, unwanted the time, can at any time close remote viewing and show.
This mode realizes by a medium control is provided.This medium control comprises following three functions:
Self-defining communication protocol is adopted in bottom data communication.
The Streaming Media decoding and displaying adopts MPEG4 and mode H.264.
Accept control command and open and close and send corresponding switching requirement.
In allocation list, the preset associates in interface objects all in main website and the remote viewing main website with combining, and independently stands in response to the timesharing of closing of some breakers when combining, and proposes call request, send to the remote viewing main website then by remote viewing preset corresponding to control inquiry, and with this order.
The remote viewing main website sends decoder or The Cloud Terrace that control command is given a distant place at once after receiving corresponding information, adjust to corresponding video surveillance point, and the video data that will put returns to control, by the decoding display module realization interface display of control.
If main website sends when opening or closing order, this control is given an order equally to the remote viewing main website, and main website stops the multicast of this point is sent at once, and returns to where necessary former acquiescence preset.
According to the remote viewing main website structure of present ZVPLUS, the remote viewing main website among the last figure also can be client, media server (RVU) or the main website of a remote viewing.
By this Design and implementation, in the comprehensive automation main website, can along with the event of mouse click, at any time check the real-time video situation with respect to all devices on the primary connection figure and site environment.
Both communications can be adopted various ways, but Ethernet is adopted in suggestion, guarantee the real-time of data, by test, and the Ethernet transmission, its time-delay is no more than 1 second.Adopt 232 communication modes, time-delay is about 1~2 second.
Fig. 2 is the simultaneous display structure chart of the integrated system of digital remote viewing described in the utility model and electric integrated automatic.
The integrated system of digital remote viewing and electric integrated automatic also can carry out by data communication the simultaneous display of remote viewing main website and electric integrated automatic main website in the electric integrated automatic main website.
Allow synchronously video image not appear at and combine from main website, but can combine synchronously the operation from main website by client or the main website of order request remote viewing, the video that carries out on-the-spot key point shows.In large-scale important main website or combine and when producer of main website will not insert, to consider this mode.
Under this mode, only realize that a communication protocol gets final product, this communication protocol comprises following order:
The video of synchronous a certain preset numbers.
Stop to recover default conditions synchronously.
In this manner, allocation list places in the remote viewing main website, so conveniently directly arranges when initialization arranges.When main website receives synch command, according to the numbering that defines in the data communications packets, by allocation list, coupling preset numbering, and then the remote viewing main website switches to the video of this preset at once.
Because the remote viewing main website is subjected to combining the command affects from main website, solves in the following way always:
The synchronous communication order adopts the interval circulation to send, if synch command is not received by the remote viewing main website in a period of time, then stops at last synchronous point video, switches to default conditions.
The remote viewing main website can directly be a client of remote viewing, and this client can be entirely and combine usedly from main website like this, does not affect the personnel that are responsible for the scheduling of remote viewing main website simultaneously and controls.
Under this mode, system delay is very little, and two main websites can reach synchronous demonstration, but realizes on different main frames.If environmental permission at two main frames side by side together, then remedies this shortcoming, guarantee above the mode with screen in efficient and stability simultaneously.