CN103281216B - Bus type detection control system node folding point scanning search method - Google Patents
Bus type detection control system node folding point scanning search method Download PDFInfo
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Abstract
The invention provides a kind of bus type detection control system node folding point scanning search method, folding point scanning is first carried out to detection system, then folding point search is carried out, until detecting devices number folding is divided into 1, detecting devices fault or warning message situation are fed back to controller, the detecting devices of all faults or warning can be searched out.The present invention is by carrying out folding point scanning search to detecting devices, effectively can shorten polling period, report to the police at detecting devices or under failure condition, repeatedly can confirm warning or failure condition, the accuracy that improve warning, the stability enhancing system and reliability.
Description
Technical field
The present invention relates to a kind of scanning search method, especially a kind of scanning search method of bus type detection control system.
Background technology
The features such as bus type detection control system is large with its capacity, real-time good, networking is convenient, communication distance is far away, data transmission bauds is fast are widely used in daily fire alarm control system.
At present, the method generally adopted the search of the real time scan of detecting devices (node) in fire alarm control system is traversal (polling method).Namely signal is sent by controller one by one to each detecting devices, after detecting devices receives signal, the real time information of, fault normal to controller feedback according to the real-time condition detected or warning, meanwhile, feedbacked by the unique identities identifier (ID) number of detecting devices, the information state that controller feeds back according to detecting devices processes accordingly.
The main deficiency that this method exists is: only have all detecting devicess scanning whole piece loop one by one, could determine the working condition of each detecting devices in this loop.If consider worst situation, a such as loop there is a detector to report to the police after controller just carries out overscanning to it, so will determine that this detector alarm then needs to scan complete cycle.Current, on market, the most multipotency in the every bar loop of the fire-alarm of extensive use connects 256 detecting devicess, if 256 of loop detecting devicess are scanned one time (one-period) this breakdown detector could be determined or report to the police, greatly will delay time of fire alarming, incur loss through delay the best opportunity of fire alarm.Meanwhile, if detector occurs once to report to the police just to regard as breaking out of fire, carry out alert process, also add the possibility of false-alarm or wrong report largely, be so also unfavorable for steady operation and the long-time running of system.
Summary of the invention
In order to overcome the deficiencies in the prior art, the invention provides a kind of bus type detection control system node scan searching method---folding point (two points) scanning search method.
The present invention solves the folding that its technical problem adopts and divides (two points) scanning search method to comprise the steps:
One, system initialization: the classification and the identity recognition number information that read all detecting devicess every bar loop from controller, and by detecting devices according to positive integer 1,2,3 ..., n numbers one by one; Then folding point is carried out to n detecting devices, namely n/2 is rounded, make i=int (n/2), and remember 1,2,3 ..., the integer set M of i composition is the first half of detecting devices, i+1, i+2 ..., the Positive Integer Set N of n composition is the latter half of detecting devices, M={1,2,3,, i}, N={i+1, i+2 ..., n});
Two, the folding of system divides scanning: initialization is complete, and system enters a folding point scanning mode, and signal is patrolled and examined in the set N transmission that set M be made up of to detecting devices first half successively controller and latter half form; If all detecting devicess in set M or set N normally work, then respectively to the information of the normal work of controller feedback, controller continues the scanning of next round; If have detecting devices to feed back fault or warning message in set M or set N, then enter step 3, controller proceeds to the search condition of fault or warning;
Three, the folding of the system failure or warning divides search: the folding of the system failure or warning divides the key step of search to be:
(1) be the part judging that detecting devices breaks down or reports to the police: judgement is that first half detecting devices or latter half detecting devices break down or report to the police, or forward and backward two parts detecting devices all breaks down or reports to the police;
(2) be the sequencing determining to search for process: progressively carry out search process according to the order of N after first M, if M and N all breaks down or reports to the police, then first the relevant information of latter half N detecting devices is stored, then the search localization process of fault or warning is carried out to first half M;
(3) be that according to numbering, a point search is successively rolled over to the detecting devices will searching for processing section: in the process to every part detection device processes, according to numbering, folding point search is successively carried out to this part detection equipment, until this part detection equipment number folding is divided into till 1, then detecting devices fault or warning message situation are fed back to controller, according to said method constantly circulate, search out the detecting devices of all faults or warning;
The determining step that step (three) is concrete is:
(1) judge whether first half detecting devices has fault or warning; If so, (2) are performed; If not, (4) are performed;
(2) judge whether latter half detecting devices has fault or warning; If so, (5) are performed; If not, (3) are performed;
(3) judge whether first half detecting devices number is 1; If so, (8) are performed; If not, (6) are performed;
(4) judge whether latter half detecting devices number is 1; If so, (8) are performed; If not, (7) are performed;
(5) the relevant information situation of latter half detecting devices is stored, after storing, perform (3);
(6) first half detecting devices folding is divided into new first half and new latter half, performs (1);
(7) latter half detecting devices folding is divided into new first half and new latter half, performs (1);
(8) No. ID, the detecting devices of fault or warning is fed back to controller, perform (9);
(9) untreated detecting devices information data in (5) is judged whether also to store; If so, (10) are performed; If not, (11) are performed;
(10) read the relevant information situation of the latter half detecting devices stored in (5), perform (4);
(11) fault or a folding point search of reporting to the police terminate, and system enters init state.
The invention has the beneficial effects as follows bus type detection control system node folding point scanning search method, compared with the traversal (polling method) of current extensive use, there is following advantage:
(1) in normal operating conditions, system, by being divided into two parts to scan respectively detecting devices folding, can shorten the reliability of sweep time, raising scanning frequency, enhancing system greatly.Especially, loop-coupled detecting devices is more, and its performance improves more obvious, and the effect of scanning search is better.
(2) under fault or alarm condition, system is by repeatedly to roll over fault or alarm portion detecting devices point, more quickly and accurately fault or alarm detection equipment can be positioned, in time, effectively real time fail or warning message are fed back to controller, thus control system can make corresponding process in the very first time.
(3) under fault or alarm condition, system has also carried out confirmation repeatedly to the detecting devices of fault or alarm portion while repeatedly being rolled over by the detecting devices of fault or alarm portion point, make fault or report to the police more to determine, decrease the possibility of police or false-alarm by mistake, enhance the stability of system.
The present invention is in normal operating conditions, by carrying out folding point scanning search to detecting devices, effectively can shorten polling period; Report to the police at detecting devices or under failure condition, repeatedly can confirm warning or failure condition, the accuracy that improve warning, the stability enhancing system and reliability.
Accompanying drawing explanation
Fig. 1 is the fire alarm system loop of connection 255 detecting devicess, and wherein the 255th detector is reported to the police.
Fig. 2 is the fire alarm system loop of connection 12 detectors, and wherein the 2nd, 4,6,8,10,12 detector is all reported to the police.
Fig. 3 is the workflow diagram of bus type detection control system node folding point scanning search method.
Embodiment
Below in conjunction with drawings and Examples, the present invention is further described.
Folding point (two points) scanning search method comprises the steps:
One, system initialization: the classification and the identity recognition number information that read all detecting devicess every bar loop from controller, and by detecting devices according to positive integer 1,2,3 ..., n numbers one by one; Then folding point is carried out to n detecting devices, namely n/2 is rounded, make i=int (n/2), and remember 1,2,3 ..., the integer set M of i composition is the first half of detecting devices, i+1, i+2 ..., the Positive Integer Set N of n composition is the latter half of detecting devices, M={1,2,3,, i}, N={i+1, i+2 ..., n});
Two, the folding of system divides scanning: initialization is complete, and system enters a folding point scanning mode, and signal is patrolled and examined in the set N transmission that set M be made up of to detecting devices first half successively controller and latter half form; If all detecting devicess in set M or set N normally work, then respectively to the information of the normal work of controller feedback, controller continues the scanning of next round; If have detecting devices to feed back fault or warning message in set M or set N, then enter (three), controller proceeds to the search condition of fault or warning;
Three, the folding of the system failure or warning divides search: the folding of the system failure or warning divides the key step of search to be:
(1) be the part judging that detecting devices breaks down or reports to the police; Judgement is that first half detecting devices or latter half detecting devices break down or report to the police, or forward and backward two parts detecting devices all breaks down or reports to the police;
(2) be the sequencing determining to search for process; Progressively carry out search process according to the order of N after first M, if M and N all breaks down or report to the police, then first the relevant information of latter half N detecting devices is stored, then to first half M process;
(3) be that according to numbering, a point search is successively rolled over to the detecting devices will searching for processing section; In the process to every part detection device processes, according to numbering, folding point search is successively carried out to this part detection equipment, until this part detection equipment number folding is divided into till 1, then detecting devices fault or warning message situation are fed back to controller, according to said method circulate, search out the detecting devices of all faults or warning.
The determining step that step (three) is concrete is:
(1) judge whether first half detecting devices has fault or warning.If so, (2) are performed; If not, (4) are performed;
(2) judge whether latter half detecting devices has fault or warning.If so, (5) are performed; If not, (3) are performed;
(3) judge whether first half detecting devices number is 1.If so, (8) are performed; If not, (6) are performed;
(4) judge whether latter half detecting devices number is 1.If so, (8) are performed; If not, (7) are performed;
(5) the relevant information situation of latter half detecting devices is stored, after storing, perform (3);
(6) first half detecting devices folding is divided into new first half and new latter half, performs (1);
(7) latter half detecting devices folding is divided into new first half and new latter half, performs (1);
(8) No. ID, the detecting devices of fault or warning is fed back to controller, perform (9);
(9) untreated detecting devices information data in (5) is judged whether also to store.If so, (10) are performed; If not, (11) are performed;
(10) read the relevant information situation of the latter half detecting devices stored in (5), perform (4);
(11) fault or a folding point search of reporting to the police terminate, and system enters init state.
Embodiment one: Fig. 1 is a fire alarm system loop connecting 255 detecting devicess, if the 255th detector is reported to the police after single pass normally works in loop, according to traversal (poll) method, so to confirm this time to report to the police, just detecting devices all can only be patrolled and examined one time, could determine after carrying out 255 scanning this time to report to the police.Namely controller need carry out 255 scanning altogether, could confirm 1 warning message.
And if employing folding divides (two points) scanning search method, so concrete scanning search method is as follows:
One, system initialization: by loop detecting devices according to 1,2,3 ..., 255 numbering, and to its folding be divided into first half M and latter half N (M={1,2,3 ..., 127}, N={128,129 ..., 255});
Two, the folding of system divides scanning: the set N that the set M be made up of to detecting devices first half successively controller and latter half form sends and patrols and examines signal.First half detecting devices normally works, and feeds back to normal job information; Latter half detecting devices has warning, feeds back to warning message, and the folding that system enters fault or warning divides search condition;
Three, the folding of the system failure or warning divides search: the folding of fault or warning divide searching method and process as follows: perform (1), judge whether first half detecting devices has fault or warning, because first half alarm free, explanation only has latter half to have fault or warning, then forward execution (4) to; Because latter half detecting devices number is not 1, folding point need be proceeded, then forward execution (7) to; Latter half detecting devices is rolled over further and is divided into new first half 128,129 ..., 191 and new latter half 192,193 ..., 255, forward execution (1) to; Through judging, being still that latter half is reported to the police, forwarding execution (1) to; Because latter half detecting devices number is not also 1, therefore forward execution (7) to; Latter half detecting devices is rolled over further and is divided into new first half 192,193 ..., 223 and new latter half 224,225 ..., 255, forward execution (1) to; Through judging, being still that latter half is reported to the police, continuing to perform (4); Proceed folding according to this to divide, differentiate; Finally, successively divide through 8 foldings, differentiate for 8 times altogether, determine that the 255th detector is reported to the police, and then return position and the id information of this detector to controller, make the respective handling of warning.Namely controller successively carries out 8 scanning, confirms for totally 8 times the warning message of this detector.While greatly improving sweep speed, reducing time of fire alarming, too increase the number of times of alarming determining.
Embodiment two: for considering more complicated situation, Fig. 2 is a fire alarm system loop connecting 12 detectors, if the 2nd, 4,6,8,10,12 detector is all reported to the police in loop, as adopted traversal (poll) method, will by whole for these alarm detectors scanning search out, so just must carry out 2+4+6+8+10+12=42 scanning, and if adopt folding point (two points) scanning search method, so concrete scanning search method is as follows:
One, system initialization: by loop detector according to 1,2,3 ..., 12 numbering, and to its folding be divided into first half M and latter half N (M={1,2,3 ..., 6}, N={7,8 ..., 12});
Two, the folding of system divides scanning: the set N that the set M be made up of to detecting devices first half successively controller and latter half form sends and patrols and examines signal.If detecting devices normally works, feed back to normal job information; If detecting devices has warning, feed back to warning message, the folding that system enters fault or warning divides search condition;
Three, the folding of the system failure or warning divides searching method and deterministic process:
Perform (1), because first half 1,2,3 ..., No. 6 detectors have warning, therefore perform (2); Because latter half 7,8 ..., No. 12 detectors also have warning, therefore perform (5), by latter half 7,8 ..., No. 12 detector informations temporarily store, and perform (3); Because first half detector is 1,2,3 ..., No. 6 numbers are not 1, therefore perform (6), by 1,2 ..., No. 6 detectors are rolled over further and are divided into and new first half 1,2, No. 3 and new rear two halves 4,5, and 6 detectors perform (1); Because first half 1,2, No. 3 detectors have warning, therefore perform (2); Because latter half 4,5, No. 6 detectors also have warning, therefore perform (5), and by 4,5, No. 6 detector informations temporarily store, and perform (3); Because first half 1,2, No. 3 detector numbers are not 1, therefore perform (6), and by 1,2, No. 3 detectors are rolled over further and are divided into No. 1, first half and latter half 2, No. 3 detectors, perform (1); Because first half No. 1 detector alarm free, therefore perform (4); Because latter half 2, No. 3 detector numbers are not 1, therefore perform (7), and by 2, No. 3 detectors continue folding and are divided into No. 2, first half and latter half No. 3 detectors, perform (1); Report to the police and latter half No. 3 detector alarm frees because first half No. 2 detectors have, therefore perform (3); Because first half No. 2 detector numbers are 1, therefore perform (8), No. 2 detector alarm information feed back are returned controller, perform (9); Because there is the detecting devices information data that the end of storage is managed, therefore perform (10), read store 4,5, No. 6 detector informations, perform (4); Because 4,5, No. 6 detector numbers are not 1, therefore perform (7), are rolled over and are divided into No. 4, first half and latter half 5, No. 6 detectors, perform (1); Because No. 4, first half and latter half 5, No. 6 detectors all have warning, therefore perform (5), by latter half 5, No. 6 detector informations temporarily store, and perform (3); Because first half No. 4 detector alarms and number is 1, therefore perform (8), No. 4 detector alarm information feed back are returned controller, perform (9); Because there is the detecting devices information data that the end of storage is managed, therefore perform (10), read 5, No. 6 detector informations stored, perform (4); Because 5, No. 6 detector numbers are not 1, therefore perform (7), are rolled over and are divided into No. 5, first half and latter half No. 6 detectors, perform (1); Because first half No. 5 detector alarm frees, latter half No. 6 detector alarms and number is 1, therefore perform (8), No. 6 detector alarm information feed back are returned detector, performs (9); Because also have the detecting devices information data of the end reason stored, therefore perform (10), read store 7,8 ..., No. 12 detector informations, perform (4); Because 7,8 ..., No. 12 detector numbers are not 1, therefore perform (7), are rolled over and are divided into new first half 7,8,9 and new latter half 10,11,12 two parts detector, perform (1); Because first half 7,8, No. 9 and latter half 10,11, No. 12 detectors all have warning, therefore perform (5), and by 10,11, No. 12 detector informations temporarily store, and perform (3); Because first half 7,8, No. 9 detector numbers are not 1, therefore perform (6), and by 7,8, No. 9 detectors are rolled over further and are divided into No. 7, first half and latter half 8, No. 9 detectors, perform (1); Because first half No. 7 detector alarm frees, therefore perform (4); Because latter half 8, No. 9 detector numbers are not 1, therefore perform (7), and by 8, No. 9 detectors continue folding and are divided into No. 8, first half and latter half No. 9 detectors, perform (1); Because first half No. 8 detectors have warning and latter half No. 9 detector alarm frees and first half detector number is 1, therefore perform (8), No. 8 detector alarm information feed back are returned controller, perform (9); Because also have the detecting devices information data of the end reason stored, therefore perform (10), read store 10,11, No. 12 detector informations, perform (4); Because latter half detector number is not 1, therefore perform (7), rolled over and be divided into No. 10, first half and latter half 11, No. 12 detectors, perform (1); Because front and back two halves all has warning, therefore perform (5), by latter half 11, No. 12 detector informations temporarily store, and perform (3); Because first half No. 10 detector alarms and number is 1, therefore perform (8), No. 10 detector alarm information feed back are returned controller, perform (9); Because also have the detecting devices information data of the end reason stored, therefore perform (10), read 11, No. 12 detector informations stored, perform (4); Because latter half 11, No. 12 detector numbers are not 1, therefore perform (7), are rolled over and are divided into No. 11, first half and latter half No. 12 detectors, perform (1); Because first half No. 11 detector alarm frees, latter half No. 12 detector alarms and number is 1, therefore perform (8), No. 12 detector alarm information feed back are returned controller, performs (9); Because the detecting devices information data of the end reason do not stored, therefore perform (11), point search of system folding terminates, and enters init state.
Such priority has been carried out 11 foldings altogether and has been stored and 6 readings points for 6 times, and just the information of 2,4,6,8,10,12 totally 6 alarm detectors is all fed back to controller, scanning times and time are also scanned for 42 times of polling method much smaller than adopting.
Claims (1)
1. a bus type detection control system node folding point scanning search method, is characterized in that comprising following step:
One, system initialization: the classification and the identity recognition number information that read all detecting devicess every bar loop from controller, and by detecting devices according to positive integer 1,2,3 ..., n numbers one by one; Then folding point is carried out to n detecting devices, namely n/2 is rounded, make i=int (n/2), and remember 1,2,3 ..., the integer set M of i composition is the first half of detecting devices, i+1, i+2 ..., the Positive Integer Set N of n composition is the latter half of detecting devices, M={1,2,3, ..., i}, N={i+1, i+2 ..., n};
Two, the folding of system divides scanning: initialization is complete, and system enters a folding point scanning mode, and signal is patrolled and examined in the set N transmission that set M be made up of to detecting devices first half successively controller and latter half form; If all detecting devicess in set M or set N normally work, then respectively to the information of the normal work of controller feedback, controller continues the scanning of next round; If have detecting devices to feed back fault or warning message in set M or set N, then enter step 3, controller proceeds to the search condition of fault or warning;
Three, the folding of the system failure or warning divides search: the folding of the system failure or warning divides the key step of search to be:
(1) be the part judging that detecting devices breaks down or reports to the police: judgement is that first half detecting devices or latter half detecting devices break down or report to the police, or forward and backward two parts detecting devices all breaks down or reports to the police;
(2) be the sequencing determining to search for process: progressively carry out search process according to the order of N after first M, if M and N all breaks down or reports to the police, then first the relevant information of latter half N detecting devices is stored, then the search localization process of fault or warning is carried out to first half M;
(3) be that according to numbering, a point search is successively rolled over to the detecting devices will searching for processing section: in the process to every part detection device processes, according to numbering, folding point search is successively carried out to this part detection equipment, until this part detection equipment number folding is divided into till 1, then detecting devices fault or warning message situation are fed back to controller, according to said method constantly circulate, search out the detecting devices of all faults or warning;
The determining step that step (three) is concrete is:
(1) judge whether first half detecting devices has fault or warning; If so, (2) are performed; If not, (4) are performed;
(2) judge whether latter half detecting devices has fault or warning; If so, (5) are performed; If not, (3) are performed;
(3) judge whether first half detecting devices number is 1; If so, (8) are performed; If not, (6) are performed;
(4) judge whether latter half detecting devices number is 1; If so, (8) are performed; If not, (7) are performed;
(5) the relevant information situation of latter half detecting devices is stored, after storing, perform (3);
(6) first half detecting devices folding is divided into new first half and new latter half, performs (1);
(7) latter half detecting devices folding is divided into new first half and new latter half, performs (1);
(8) No. ID, the detecting devices of fault or warning is fed back to controller, perform (9);
(9) untreated detecting devices information data in (5) is judged whether also to store; If so, (10) are performed; If not, (11) are performed;
(10) read the relevant information situation of the latter half detecting devices stored in (5), perform (4);
(11) fault or a folding point search of reporting to the police terminate, and system enters init state.
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102045204A (en) * | 2010-12-31 | 2011-05-04 | 瑞斯康达科技发展股份有限公司 | Fault treatment system and method |
| CN102891771A (en) * | 2012-11-02 | 2013-01-23 | 淮南矿业(集团)有限责任公司 | Device, system and method for monitoring looped network fault detecting, positioning and alarmings |
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| CN102045204A (en) * | 2010-12-31 | 2011-05-04 | 瑞斯康达科技发展股份有限公司 | Fault treatment system and method |
| CN102891771A (en) * | 2012-11-02 | 2013-01-23 | 淮南矿业(集团)有限责任公司 | Device, system and method for monitoring looped network fault detecting, positioning and alarmings |
Non-Patent Citations (1)
| Title |
|---|
| UWB多目标异步定位改进方法;贺宏锟，史浩山;《系统仿真学报》;20090531;第21卷(第9期);第2485-2491页 * |
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