CN106026386B - The power dispatching automation control system and method for anti-dropout - Google Patents
The power dispatching automation control system and method for anti-dropout Download PDFInfo
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- CN106026386B CN106026386B CN201610327661.4A CN201610327661A CN106026386B CN 106026386 B CN106026386 B CN 106026386B CN 201610327661 A CN201610327661 A CN 201610327661A CN 106026386 B CN106026386 B CN 106026386B
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- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000004891 communication Methods 0.000 claims description 74
- 238000013507 mapping Methods 0.000 claims description 31
- 241001124569 Lycaenidae Species 0.000 claims description 8
- 241001269238 Data Species 0.000 claims description 5
- 238000000151 deposition Methods 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 230000007547 defect Effects 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 3
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- 230000010354 integration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- H02J13/0013—
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B5/00—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them
- F16B5/02—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of fastening members using screw-thread
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
- H04L43/0823—Errors, e.g. transmission errors
- H04L43/0829—Packet loss
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
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- Data Exchanges In Wide-Area Networks (AREA)
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Abstract
The power dispatching automation control system and method for anti-dropout, the shape of the vertical projection of the gap of plate is two parallel line segments and an arcuate line, the both ends of the arcuate line are connected with the lower end of two parallel line segments respectively, the top of two side walls of the gap of the plate is concordant with an end face of the plate, and screw is tubular structure, in addition screw also has a slot, screw is fully mounted in gap, and screw can only rotate in gap and be all provided with limited block in the other direction and limit it towards other positions movement, additionally include lead screw, the lead screw is matched with screw, frame is frequently occurred during avoiding the upload or downloading of information frame in the prior art in conjunction with its method omits phenomenon, intensive operation it is cementing when opereating specification more and more narrower make cementing difficulty very big, it can not be efficiently complete At cementing and of low quality defect.
Description
Technical field
The invention belongs to technical field of automatic control, and in particular to a kind of power dispatching automation control system of anti-dropout
System and method.
Background technique
In order to apply big data technology, the electric power monitoring system network of provincial range, secondary safety are collected, arranged, analyzing
The differences such as physical features, real time status, O&M operation, asset management, life cycle management, the data traffic of protection and other equipment
Attribute data is combined with integration control platform, carries out comprehensive analysis to the operating condition of the whole province's Dispatching Control System, realizes to province
The excellent support of the integrated control platform of grade.Just propose a kind of power dispatching automation control system of anti-dropout, including with
In safety one area's harvester, the information management great Qu harvester of acquisition plant stand one region device data of safety, for acquiring factory
The safety two area's harvesters, network managing and control system of two region device datas of safety of standing.
And the high speed of the upload or downloading of information is realized between information management great Qu harvester and network managing and control system
Timely demand, usually only to information frame using disposable transmitting, however, usually meeting with during the upload or downloading of information frame
To the puzzlement of telecommunication media and communication overload problem, the problem of omission of frame can occur for some information frames, i.e. generation information frame
Frame omits phenomenon.
Therefore, it during the upload of information frame or downloading, how towards numerous and complicated communication environment, reduces frame and omits phenomenon pair
The effect of communication is more and more important.
And information management great Qu harvester is often required to be mounted in supporting table to fix, and information management great Qu harvester
Bottom is connected often with supporting table simply by cementing, but along with intensive operation it is cementing when opereating specification increasingly
It is narrow, it can thus be appreciated that cementing difficulty is very big, can not efficiently complete cementing and of low quality.
Summary of the invention
It is an object of the invention to provide the power dispatching automation control systems and method of a kind of anti-dropout, avoid existing skill
Frequently occurred during the upload or downloading of information frame in art frame omit phenomenon, intensive operation it is cementing when opereating specification it is more next
It is narrower make it is cementing it is difficult it is very big, can not efficiently complete cementing and of low quality defect.
A kind of power dispatching automation of anti-dropout controls system in order to overcome the deficiencies in the prior art, the present invention provides
The solution of system and method, specific as follows:
A kind of power dispatching automation control system of anti-dropout, including for acquiring plant stand one region number of devices of safety
According to safety one area's harvester, information management great Qu harvester, for acquire plant stand safety two region device datas safety
Two area's harvesters, network managing and control system；One area's harvester of safety acquires plant stand one region of safety by real-time virtual private network
Device data, 2nd area of safety acquire and pass through non real-time Virtual Private Network and acquire plant stand two region device datas of safety, safety
Collected data are sent to management information great Qu by positive isolating device and adopted by one area's harvester and two area's harvesters of safety
Collection machine；
It is connected between the supporting table 2 and information management great Qu harvester 3 by connector, the connector includes band
There is the plate of gap B1, the shape of the vertical projection of the gap B1 of the plate is two parallel line segments and a curved line
Item, the both ends of the arcuate line are connected with the lower end of two parallel line segments respectively, the both sides of the gap B1 of the plate
The top of wall is concordant with an end face of the plate, and screw B2 is tubular structure, and in addition screw B2 also has a slot, screw B2
It is fully mounted in gap B1, and screw B2 can only be rotated in gap B1 and be all provided with limited block in the other direction and limited
It makes it to move towards other positions, additionally includes lead screw B3, the lead screw B3 is matched with screw B2；
With the information frame communication module for information management great Qu harvester in the information management great Qu harvester；
With the information frame communication module for network managing and control system in the network managing and control system.
The method of the power dispatching automation control system of the anti-dropout, specific as follows:
The device data received is sent to network managing and control system by management information great Qu harvester, and network managing and control system leads to again
It crosses pre-set programs and data processing is carried out to the information being collected into；
And information management great Qu harvester to network managing and control system output information when, in the following manner carry out:
Step 1: when information management great Qu harvester is to network managing and control system output information frame, the information frame contains frame
Number:
It is specifically exactly information management great Qu harvester is that letter is exported by information frame format to network managing and control system
Breath, frame stem of the information frame with setting, the information frame also carrys out the output order of expressing information frame containing frame number；
Step 2: the information management great Qu harvester obtains the percentage of the omission frame come from the transmitting of network managing and control system,
The percentage for omitting frame is the frame number that the network managing and control system relies on the information frame that is included in have and obtains: it is specific and
Speech is exactly after network managing and control system gets the information frame that self-information management great Qu harvester exports, to obtain the frame of the information frame
Number, and the frame number is stored, in this way for the information frame communication module of network managing and control system to the obtained information frame
The quantity of frame number is counted, described to be used for net when the quantity of the frame number of the information frame is the critical value of setting
The information frame communication module of network managing and control system can export by the quantity of the frame number of the information frame of statistics and omit frame
Percentage, and the percentage for omitting frame is transmitted to the information management great Qu harvester, the percentage for omitting frame
It is after the quantity of information frame that exports with information management great Qu harvester of quantity for the information frame that network managing and control system obtains is divided by
As a result, namely being executed by setting the queue of length scale；The queue of the setting length scale includes that storage obtains
The queue of the frame number of information frame is constituted with the storage unit for statistics, i.e., the queue of the described setting length scale can be deposited in
In the queue of the frame number of obtained information frame, when the frame number queue of the information frame of storage does not accommodate, count
To information frame quantity and deposit in the storage unit of statistics, then the quantity of obtained information frame with information management great Qu
The quantity of the information frame of harvester output be divided by after result as the percentage for omitting frame, then empty storage and obtain
The queue of the frame number of information frame；
Step 3: the information frame traffic mould for information management great Qu harvester in the information management great Qu harvester
Block is in mapping table of the percentage with information frame communication mode of the omission frame of setting, percentage of the retrieval with the omission frame being transmitted to
Information frame traffic: namely information management is realized than the information frame communication mode of phase mapping, and according to the information frame communication mode
Great Qu harvester is that the percentage of the omission frame in each section maps corresponding information frame communication mode in advance, is also used as mapping table
Come store omit frame percentage and information frame communication mode mapping relations, the information management great Qu harvester obtain come
When the percentage of the omission frame of automatic network managing and control system, in the corresponding information frame of percentage for retrieving same omission frame in mapping table
Communication mode carrys out the defeated of execution information frame according to retrieved message frame traffic mode also in the output of next information frame
Out, then specifically, the information management great Qu harvester continues to when the percentage for omitting frame is no more than 1 percent
Information frame communication mode currently in use carries out the output of information frame；It is greater than 1 percent in the percentage for omitting frame and less than hundred
When/tetra- section, same information frame is exported double, and double information frame by the information management great Qu acquisition function
Time slot be 4 microseconds；When the percentage for omitting frame is greater than 4 percent and the section less than 9 percent, the letter
Breath management great Qu harvester can export same information frame four parts, and the time slot between four parts of information frames is 4 microseconds；
When the percentage for omitting frame is greater than 9 percent, the information management great Qu harvester is adjustable the road of output information frame
By.
Framework through the invention, this mode framework is uncomplicated, can be attached in the little place of operating area,
Especially just more can solve in screw when a side of supporting table 2 and information management great Qu harvester 3 is not easy positioning it is this by
The connection of restriction.Method of the invention be when information management great Qu harvester is to network managing and control system output information frame, it is described
Information frame contains frame number, and the information management great Qu harvester obtains the percentage of the omission frame come from the transmitting of network managing and control system
Than the percentage for omitting frame is that the network managing and control system obtains, institute by the frame number that the information frame being included in has
The information frame communication module for information management great Qu harvester in information management great Qu harvester is stated in the omission frame of setting
Mapping table of the percentage with information frame communication mode in, information frame of the retrieval with the percentage phase mapping for the omission frame being transmitted to
Communication mode, and information frame traffic is realized according to the information frame communication mode, such information management great Qu harvester is according to return
Omission frame percentage come the information frame traffic for selecting information frame communication mode to execute subsequent, thus can be via timely
Information frame communication mode is selected, the hundred of the omission frame of the information frame traffic under the puzzlement of telecommunication media and communication overload problem are reduced
Divide ratio.
Detailed description of the invention
Fig. 1 is the schematic diagram of the power dispatching automation control system of anti-dropout of the invention.
Fig. 2 is the structural schematic diagram of connector of the invention.
Specific embodiment
Further explanation of the contents of the invention are made with reference to the accompanying drawings and examples:
As Figure 1-Figure 2, the power dispatching automation control system of anti-dropout, including for acquiring one area of plant stand safety
Area equipment data safety one area's harvester, information management great Qu harvester, for acquire plant stand safety two region equipment
The safety two area's harvesters, network managing and control system of data；One area's harvester of safety acquires plant stand peace by real-time virtual private network
Full region device data, 2nd area of safety acquire and pass through non real-time Virtual Private Network and acquire plant stand two region equipment of safety
Collected data are sent to management letter by positive isolating device by data, one area's harvester of safety and two area's harvesters of safety
The area Xi great harvester；
It is connected between the supporting table 2 and information management great Qu harvester 3 by connector, the connector includes band
There is the plate of gap B1, the shape of the vertical projection of the gap B1 of the plate is two parallel line segments and a curved line
Item, the both ends of the arcuate line are connected with the lower end of two parallel line segments respectively, the both sides of the gap B1 of the plate
The top of wall is concordant with an end face of the plate, and screw B2 is tubular structure, and in addition screw B2 also has a slot, screw B2
It is fully mounted in gap B1, and screw B2 can only be rotated in gap B1 and be all provided with limited block in the other direction and limited
It makes it to move towards other positions, additionally includes lead screw B3, the lead screw B3 is matched with screw B2.
With the information frame communication module for information management great Qu harvester in the information management great Qu harvester；
With the information frame communication module for network managing and control system in the network managing and control system.
The method of the power dispatching automation control system of the anti-dropout, specific as follows:
The device data received is sent to network managing and control system by management information great Qu harvester, and network managing and control system leads to again
It crosses pre-set programs and data processing is carried out to the information being collected into；
And information management great Qu harvester to network managing and control system output information when, in the following manner carry out:
Step 1: when information management great Qu harvester is to network managing and control system output information frame, the information frame contains frame
Number:
It is specifically exactly information management great Qu harvester is that letter is exported by information frame format to network managing and control system
Breath, frame stem of the information frame with setting, the information frame also carrys out the output order of expressing information frame containing frame number；
Step 2: the information management great Qu harvester obtains the percentage of the omission frame come from the transmitting of network managing and control system,
The percentage for omitting frame is the frame number that the network managing and control system relies on the information frame that is included in have and obtains: it is specific and
Speech is exactly after network managing and control system gets the information frame that self-information management great Qu harvester exports, to obtain the frame of the information frame
Number, and the frame number is stored, in this way for the information frame communication module of network managing and control system to the obtained information frame
The quantity of frame number is counted, described to be used for net when the quantity of the frame number of the information frame is the critical value of setting
The information frame communication module of network managing and control system can export by the quantity of the frame number of the information frame of statistics and omit frame
Percentage, and the percentage for omitting frame is transmitted to the information management great Qu harvester, the percentage for omitting frame
It is after the quantity of information frame that exports with information management great Qu harvester of quantity for the information frame that network managing and control system obtains is divided by
As a result, namely being executed by setting the queue of length scale；The queue of the setting length scale includes that storage obtains
The queue of the frame number of information frame is constituted with the storage unit for statistics, i.e., the queue of the described setting length scale can be deposited in
In the queue of the frame number of obtained information frame, when the frame number queue of the information frame of storage does not accommodate, count
To information frame quantity and deposit in the storage unit of statistics, then the quantity of obtained information frame with information management great Qu
The quantity of the information frame of harvester output be divided by after result as the percentage for omitting frame, then empty storage and obtain
The queue of the frame number of information frame；
Step 3: the information frame traffic mould for information management great Qu harvester in the information management great Qu harvester
Block is in mapping table of the percentage with information frame communication mode of the omission frame of setting, percentage of the retrieval with the omission frame being transmitted to
Information frame traffic: namely information management is realized than the information frame communication mode of phase mapping, and according to the information frame communication mode
Great Qu harvester is that the percentage of the omission frame in each section maps corresponding information frame communication mode in advance, is also used as mapping table
Come store omit frame percentage and information frame communication mode mapping relations, the information management great Qu harvester obtain come
When the percentage of the omission frame of automatic network managing and control system, in the corresponding information frame of percentage for retrieving same omission frame in mapping table
Communication mode carrys out the defeated of execution information frame according to retrieved message frame traffic mode also in the output of next information frame
Out, then specifically, the information management great Qu harvester continues to when the percentage for omitting frame is no more than 1 percent
Information frame communication mode currently in use carries out the output of information frame；It is greater than 1 percent in the percentage for omitting frame and less than hundred
When/tetra- section, same information frame is exported double, and double information frame by the information management great Qu acquisition function
Time slot be 4 microseconds；When the percentage for omitting frame is greater than 4 percent and the section less than 9 percent, the letter
Breath management great Qu harvester can export same information frame four parts, and the time slot between four parts of information frames is 4 microseconds；
When the percentage for omitting frame is greater than 9 percent, the information management great Qu harvester is adjustable the road of output information frame
By.
Method of the invention is the information when information management great Qu harvester is to network managing and control system output information frame
Frame contains frame number, and the information management great Qu harvester obtains the percentage of the omission frame come from the transmitting of network managing and control system,
The percentage for omitting frame is that the network managing and control system obtains, the letter by the frame number that the information frame being included in has
Breath manages the information frame communication module for information management great Qu harvester in great Qu harvester in omit frame hundred of setting
Divide the information frame traffic than in the mapping table with information frame communication mode, retrieving the percentage phase mapping with the omission frame being transmitted to
Mode, and information frame traffic is realized according to the information frame communication mode, such information management great Qu harvester is according to the something lost returned
The information frame traffic for leaking the percentage of frame to select information frame communication mode to execute subsequent, thus can be via timely selection
Information frame communication mode reduces the percentage of the omission frame of the information frame traffic under the puzzlement of telecommunication media and communication overload problem
Than.
When additionally including network managing and control system to information management great Qu harvester output information, in the following manner into
Row:
Step 4: when network managing and control system is to information management great Qu harvester output information frame, the information frame contains frame
Number:
It is specifically exactly network managing and control system is that letter is exported by information frame format to information management great Qu harvester
Breath, frame stem of the information frame with setting, the information frame also carrys out the output order of expressing information frame containing frame number；
Step 5: the network managing and control system obtains the percentage of the omission frame come from the transmitting of information management great Qu harvester,
The percentage for omitting frame is that information management great Qu harvester is obtained by the frame number that the information frame being included in has:
It is specifically exactly to obtain the information after the information frame that information management great Qu harvester gets the output of automatic network managing and control system
The frame number of frame, and store the frame number, in this way for the information frame communication module of information management great Qu harvester to obtaining
The quantity of the frame number of the information frame is counted, the quantity of the frame number of the information frame be setting critical value it
Border, the information frame communication module for information management great Qu harvester can be by the frame numbers of the information frame of statistics
Quantity omits the percentage of frame to export, and the percentage for omitting frame is transmitted to the network managing and control system, the something lost
The percentage of leakage frame is the information frame that the quantity for the information frame that information management great Qu harvester obtains is exported with network managing and control system
Quantity be divided by after as a result, namely being executed by setting the queue of length scale；The queue packet of the setting length scale
The queue and the storage unit for statistics for including the frame number for the information frame that storage obtains are constituted, i.e., the described setting length scale
In the queue of the frame number for the information frame that queue can be deposited in, it is not accommodated in the frame number queue of the information frame of storage
Border, the quantity of the information frame counted and the storage unit for depositing in statistics, it is then that the quantity of obtained information frame is same
Information management great Qu harvester output information frame quantity be divided by after result as it is described omit frame percentage, then clearly
The queue of the frame number for the information frame that sky storage obtains；
Step 6: the something lost of the information frame communication module for network managing and control system in the network managing and control system in setting
It leaks in mapping table of the percentage of frame with information frame communication mode, letter of the retrieval with the percentage phase mapping for the omission frame being transmitted to
Cease frame traffic mode, and realize information frame traffic according to the information frame communication mode: namely network managing and control system is each in advance
The percentage of the omission frame in a section maps corresponding information frame communication mode, and the percentage for omitting frame is also stored as mapping table
Than the mapping relations with information frame communication mode, the something lost from information management great Qu harvester is obtained in the network managing and control system
When the percentage for leaking frame, in being retrieved in mapping table with the corresponding information frame communication mode of percentage for omitting frame, also in connecing down
In the information frame output come, the output of execution information frame is carried out according to retrieved message frame traffic mode, then specifically, losing
When the percentage of leakage frame is no more than 1 percent, the network managing and control system continues to information frame communication mode currently in use
Carry out the output of information frame；When the percentage for omitting frame is greater than 1 percent and the section less than 4 percent, the net
Network managing and control system can export same information frame double, and the time slot of double information frame is 4 microseconds；Omitting the hundred of frame
Divide than when being greater than 4 percent and the section less than 9 percent, the network managing and control system can be defeated same information frame
Four parts out, and the time slot between four parts of information frames is 4 microseconds；When the percentage for omitting frame is greater than 9 percent, institute
State the routing that network managing and control system is adjustable output information frame.
Method of the invention is the information when network managing and control system is to information management great Qu harvester output information frame
Frame contains frame number, and the network managing and control system obtains the percentage of the omission frame come from the transmitting of information management great Qu harvester,
The percentage for omitting frame is that information management great Qu harvester is obtained by the frame number that the information frame being included in has,
The information frame communication module for network managing and control system in the information management great Qu harvester setting omission frame hundred
Divide the information frame traffic than in the mapping table with information frame communication mode, retrieving the percentage phase mapping with the omission frame being transmitted to
Mode, and information frame traffic is realized according to the information frame communication mode, such network managing and control system is according to the omission frame returned
Percentage, thus can be via timely selection information frame come the information frame traffic for selecting information frame communication mode to execute subsequent
Communication mode reduces the percentage of the omission frame of the information frame traffic under the puzzlement of telecommunication media and communication overload problem.
The method being connected between the supporting table 2 of the utility model and information management great Qu harvester 3 by connector are as follows:
The supporting table 2 and information management great Qu harvester 3 that must connect are stacked together to form a double-layer structure B4, then in this pair
Layer structure B4 gets a through location hole B5 from its roof to bottom wall, then connector via being penetrated in location hole B5,
The upper end of lead screw B3 described here keeps contact site when rotating not across the screw B2 with gap B1 (not so same in lead screw
To be hindered when screw common rotation), then, after connector has all penetrated location hole, it is rotated further by plate and gap is driven to turn
It is dynamic, allow lead screw B3 to be connected with gap, and one end of lead screw B3, with being connected among gap B1, then rotational lead screw B3 can be achieved with connecting
It is firm to connect；This mode framework is uncomplicated, but can be attached in the little place of operating area, especially exists in screw
One side of supporting table 2 and information management great Qu harvester 3 is not easy just more to can solve this connection restricted when positioning.
The above described is only a preferred embodiment of the present invention, be not intended to limit the present invention in any form, though
So the present invention has been disclosed as a preferred embodiment, and however, it is not intended to limit the invention, any technology people for being familiar with this profession
Member, without departing from the scope of the present invention, when the technology contents using the disclosure above are modified or are modified
For the equivalent embodiment of equivalent variations, but without departing from the technical solutions of the present invention, according to the technical essence of the invention,
Within the spirit and principles in the present invention, any simple modifications, equivalent substitutions and improvements to the above embodiments etc., still
Belong within the protection scope of technical solution of the present invention.
Claims (2)
1. the power dispatching automation control system of anti-dropout, it is characterised in that including being set for acquiring plant stand one region of safety
For one area's harvester of safety of data, information management great Qu harvester, for acquiring plant stand two region device datas of safety
Safety two area's harvesters, network managing and control system；One area's harvester of safety acquires one area of plant stand safety by real-time virtual private network
Area equipment data, two area's harvesters of safety acquire plant stand two region device datas of safety by non real-time Virtual Private Network,
It is big that collected data are sent to management information by positive isolating device by one area's harvester of safety and two area's harvesters of safety
Area's harvester；
It is connected between supporting table and information management great Qu harvester by connector, the connector includes flat with gap
Plate, the shape of the vertical projection of the gap of the plate are two parallel line segments and an arcuate line, the arcuate line
Both ends be connected respectively with the lower ends of two parallel line segments, the top of two side walls of the gap of the plate is the same as the plate
An end face it is concordant, and screw is tubular structure, and in addition screw also has a slot, and screw is fully mounted in gap, and screw
It can only be rotated in gap and all be provided with limited block in the other direction and limit it towards other positions movement, in addition also wrapped
Lead screw is included, the lead screw is matched with screw；
With the information frame communication module for information management great Qu harvester in the information management great Qu harvester；The net
With the information frame communication module for network managing and control system in network managing and control system；
The method of the power dispatching automation control system of the anti-dropout, which is characterized in that specific as follows:
The device data received is sent to network managing and control system by management information great Qu harvester, and network managing and control system passes through pre- again
If program carries out data processing to the information being collected into；
And information management great Qu harvester to network managing and control system output information when, in the following manner carry out:
Step 1: when information management great Qu harvester is to network managing and control system output information frame, the information frame contains frame volume
Number:
It is specifically exactly information management great Qu harvester is by information frame format come output information to network managing and control system,
Frame stem of the information frame with setting, the information frame also carry out the output order of expressing information frame containing frame number；
Step 2: the information management great Qu harvester obtains the percentage of the omission frame come from the transmitting of network managing and control system, described
The percentage for omitting frame is that the network managing and control system is obtained by the frame number that the information frame being included in has: specifically
It is after the information frame that network managing and control system gets self-information management great Qu harvester output, the frame for obtaining the information frame is compiled
Number, and the frame number is stored, in this way for the information frame communication module of network managing and control system to the frame of the obtained information frame
The quantity of number is counted, described to be used for network when the quantity of the frame number of the information frame is the critical value of setting
The information frame communication module of managing and control system can export by the quantity of the frame number of the information frame of statistics and omit the hundred of frame
Divide ratio, and the percentage for omitting frame is transmitted to the information management great Qu harvester, the percentage for omitting frame is
After the quantity for the information frame that the quantity for the information frame that network managing and control system obtains is exported with information management great Qu harvester is divided by
As a result, namely being executed by setting the queue of length scale；The queue of the setting length scale includes the letter that storage obtains
The queue and the storage unit for statistics for ceasing the frame number of frame are constituted, i.e., the queue of the described setting length scale can be deposited in
In the queue of the frame number of the information frame arrived, when the frame number queue of the information frame of storage does not accommodate, count to obtain
Information frame quantity and deposit in the storage unit of statistics, then the quantity of obtained information frame is adopted with information management great Qu
The quantity of the information frame of collection machine output be divided by after result as the percentage for omitting frame, then empty the obtained letter of storage
Cease the queue of the frame number of frame；
Step 3: the information frame communication module for information management great Qu harvester in the information management great Qu harvester exists
In mapping table of the percentage of the omission frame of setting with information frame communication mode, percentage phase of the retrieval with the omission frame being transmitted to
The information frame communication mode of mapping, and information frame traffic: namely information management great Qu is realized according to the information frame communication mode
Harvester is that the percentage of the omission frame in each section maps corresponding information frame communication mode in advance, is also deposited as mapping table
The mapping relations for putting the percentage and information frame communication mode of omitting frame, obtain in the information management great Qu harvester and come from net
When the percentage of the omission frame of network managing and control system, in the corresponding information frame traffic of percentage for retrieving same omission frame in mapping table
Mode carrys out the output of execution information frame according to retrieved message frame traffic mode also in the output of next information frame, then
Specifically, the information management great Qu harvester continues to when the percentage for omitting frame is no more than 1 percent
The information frame communication mode used carries out the output of information frame；It is greater than 1 percent in the percentage for omitting frame and less than percent
When four section, information management great Qu acquisition function same information frame output double, and double information frame when
Between gap be 4 microseconds；When the percentage for omitting frame is greater than 4 percent and the section less than 9 percent, the message tube
The area Li great harvester can export same information frame four parts, and the time slot between four parts of information frames is 4 microseconds；It is losing
When the percentage of leakage frame is greater than 9 percent, the information management great Qu harvester is adjustable the routing of output information frame.
2. the method for the power dispatching automation control system of anti-dropout according to claim 1, which is characterized in that in addition
Further include network managing and control system to information management great Qu harvester output information when, in the following manner carry out:
Step 4: when network managing and control system is to information management great Qu harvester output information frame, the information frame contains frame volume
Number:
It is specifically exactly network managing and control system is by information frame format come output information to information management great Qu harvester,
Frame stem of the information frame with setting, the information frame also carry out the output order of expressing information frame containing frame number；
Step 5: the network managing and control system obtains the percentage of the omission frame come from the transmitting of information management great Qu harvester, described
The percentage for omitting frame is that information management great Qu harvester is obtained by the frame number that the information frame being included in has: specific
For be exactly information management great Qu harvester get automatic network managing and control system output information frame after, obtain the information frame
Frame number, and store the frame number, in this way for the information frame communication module of information management great Qu harvester to described in obtaining
The quantity of the frame number of information frame is counted, when the quantity of the frame number of the information frame is the critical value of setting, institute
Stating can be by the quantity of the frame number of the information frame of statistics for the information frame communication module of information management great Qu harvester
To export the percentage for omitting frame, and the percentage for omitting frame is transmitted to the network managing and control system, the omission frame
Percentage be the information frame that information management great Qu harvester obtains the number of information frame that is exported with network managing and control system of quantity
Measure after being divided by as a result, namely being executed by setting the queue of length scale；The queue of the setting length scale includes depositing
The queue of the frame number for the information frame put is constituted with the storage unit for statistics, i.e., the queue of the described setting length scale
In the queue of the frame number for the information frame that can be deposited in, when the frame number queue of the information frame of storage does not accommodate,
The quantity of the information frame counted and the storage unit for depositing in statistics, then the same information of quantity of obtained information frame
Management great Qu harvester output information frame quantity be divided by after result as it is described omit frame percentage, then empty and deposit
The queue of the frame number for the information frame put；
Step 6: the omission frame of the information frame communication module for network managing and control system in the network managing and control system in setting
Mapping table of the percentage with information frame communication mode in, information frame of the retrieval with the percentage phase mapping for the omission frame being transmitted to
Communication mode, and information frame traffic is realized according to the information frame communication mode: namely network managing and control system is each area in advance
Between the percentage of omission frame map corresponding information frame communication mode, also stored as mapping table omit the percentage of frame with
The mapping relations of information frame communication mode obtain the omission frame from information management great Qu harvester in the network managing and control system
Percentage when, in mapping table retrieve with omit frame the corresponding information frame communication mode of percentage, also in next
In information frame output, the output of execution information frame is carried out according to retrieved message frame traffic mode, then specifically, omitting frame
Percentage no more than when 1 percent, the network managing and control system continues to information frame communication mode currently in use and carries out
The output of information frame；When the percentage for omitting frame is greater than 1 percent and the section less than 4 percent, the network pipe
Control system can export same information frame double, and the time slot of double information frame is 4 microseconds；In the percentage for omitting frame
When section greater than 4 percent and less than 9 percent, same information frame can be exported four by the network managing and control system
Part, and the time slot between four parts of information frames is 4 microseconds；When the percentage for omitting frame is greater than 9 percent, the net
Network managing and control system is adjustable the routing of output information frame.
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