CN103507835B - The method for supervising of radio block center and system, radio block center - Google Patents
The method for supervising of radio block center and system, radio block center Download PDFInfo
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- CN103507835B CN103507835B CN201210223052.6A CN201210223052A CN103507835B CN 103507835 B CN103507835 B CN 103507835B CN 201210223052 A CN201210223052 A CN 201210223052A CN 103507835 B CN103507835 B CN 103507835B
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Abstract
The embodiment of the present invention provides a kind of method for supervising of radio block center and system, radio block center.Its method comprises: the first radio block center judges the first message whether receiving the second radio block center transmission within the time period of presetting, and described first radio block center is geographically adjacent with described second radio block center; When described first radio block center judges the first message not receiving the second radio block center transmission within the time period of presetting, determine to break down in described second radio block center.Adopt the technical scheme of the embodiment of the present invention, a kind of RBC monitoring scheme efficiently can be provided, can allow as HOV? does the RBC moment of RBC recognize as ACC? the state of the RBC of RBC, thus can train RBC switch in, can you guarantee as ACC? carry out the switching of RBC under the RBC of RBC is in normal condition, thus effectively can ensure the safety of train control system.
Description
Technical field
The embodiment of the present invention relates to train communication technical field, particularly relates to a kind of method for supervising of radio block center and system, radio block center.
Background technology
Radio block center (RadioBlockCenter; RBC) be as bisexualArtemiapopulations from China 3 (ChinaTrainControlSystem3; Very important signalling set in the train control system of CTCS-3) level, RBC by with other signal system of ground (as centralized traffic control (Centralizedtrafficcontrol; CTC) system, interlocking (Interlocking; IL) system, interim speed limiting server (TemporarySpeedRestrictionServer; TSRS) etc.) carry out the mutual of data, and send car controlling information to the train of equipment Train Operation Control System Onboard equipment, control the operation of train.1 RBC compass of competency is generally about 100KM, and a railway line for passenger traffic disposes multiple RBC, and therefore train needs the switching carrying out RBC in operational process.
In prior art, when train (can be referred to as to join (Handover by a RBC; HOV) RBC) switch to another RBC (can be referred to as accept (Accept; ACC) RBC) time, HOVRBC sends the relevant information of the train that this will switch directly to ACCRBC, to realize the switching of the RBC of train.
Realizing in process of the present invention, contriver finds that in prior art, at least there are the following problems: in prior art, do not monitor mutually between adjacent RBC, effectively can not identify the state of opposite end, such as, when train switches between adjacent R BC, whether HOVRBC uncertain ACCRBC be normal, and directly carry out the switching of the RBC of train with it.When ACCRBC breaks down, HOVRBC can think and the switching train being completed to RBC causes there is larger potential safety hazard in RBC handoff procedure, therefore, needs badly and provides a kind of RBC method for supervising, effectively to ensure the safety of train control system.
Summary of the invention
The embodiment of the present invention provides a kind of method for supervising of radio block center and system, radio block center, in order to provide a kind of monitoring scheme of radio block center, effectively to ensure the safety of train control system.
On the one hand, the embodiment of the present invention provides a kind of method for supervising of radio block center, comprising:
First radio block center judges the first message whether receiving the second radio block center transmission within the time period of presetting, and described first radio block center is geographically adjacent with described second radio block center;
When described first radio block center judges the first message not receiving the second radio block center transmission within the time period of presetting, determine to break down in described second radio block center.
On the other hand, the embodiment of the present invention also provides a kind of radio block center, comprising:
Judge module, for judging the first message whether receiving the second radio block center transmission within the time period of presetting, described radio block center is geographically adjacent with described second radio block center;
Determination module, during for judging described first message not receiving described second radio block center transmission within the time period of presetting when described judge module, determines to break down in described second radio block center.
Again on the one hand, the embodiment of the present invention also provides a kind of monitored control system of radio block center, comprises the first radio block center and the second radio block center; Described first radio block center is geographically adjacent with described second radio block center; Described first radio block center and described second radio block center all adopt radio block center as above.
The method for supervising of the radio block center of the embodiment of the present invention and system, radio block center, such as, judge that the first message first radio block center whether receiving the second radio block center transmission within the time period of presetting is geographically adjacent with the second radio block center by the first radio block center; When the first radio block center judges the first message not receiving the second radio block center transmission within the time period of presetting, determine to break down in the second radio block center.Adopt the technical scheme of the embodiment of the present invention, a kind of RBC monitoring scheme efficiently can be provided, the RBC moment as HOVRBC can be allowed to recognize the state of the RBC as ACCRBC, thus can train RBC switch in, carry out the switching of RBC under can guaranteeing to be in normal condition as the RBC of ACCRBC, thus effectively can ensure the safety of train control system.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The diagram of circuit of the RBC method for supervising that Fig. 1 provides for the embodiment of the present invention.
The use scenes figure of the RBC method for supervising that Fig. 2 provides for the embodiment of the present invention.
The structural representation of the RBC that Fig. 3 provides for one embodiment of the invention.
The structural representation of the RBC that Fig. 4 provides for another embodiment of the present invention.
The structural representation of the RBC monitored control system that Fig. 5 provides for the embodiment of the present invention.
Detailed description of the invention
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
The diagram of circuit of the RBC method for supervising that Fig. 1 provides for the embodiment of the present invention.As shown in Figure 1, the RBC method for supervising of the present embodiment, specifically can comprise the steps:
100, a RBC judges the first message whether receiving the 2nd RBC transmission within the time period of presetting;
A RBC in the present embodiment is geographically adjacent with the 2nd RBC.Namely two adjacent on railway RBC.
101, when a RBC judges the first message not receiving the 2nd RBC transmission within the time period of presetting, determine that the 2nd RBC breaks down.
The method for supervising of the radio block center of the present embodiment, judge by a RBC the first message whether receiving the 2nd RBC transmission within the time period of presetting, a RBC is geographically adjacent with the 2nd RBC; When a RBC judges the first message not receiving the 2nd RBC transmission within the time period of presetting, determine that the 2nd RBC breaks down.Adopt the technical scheme of the present embodiment, a kind of RBC monitoring scheme efficiently can be provided, the RBC moment as HOVRBC can be allowed to recognize the state of the RBC as ACCRBC, thus can train RBC switch in, carry out the switching of RBC under can guaranteeing to be in normal condition as the RBC of ACCRBC, thus effectively can ensure the safety of train control system.
Alternatively, on the basis of the technical scheme of above-described embodiment, following alternatives can also be comprised, form above-mentioned embodiment embodiment illustrated in fig. 1.
In embodiment embodiment illustrated in fig. 1, after step 100, can also comprise: when a RBC judges the first message receiving the 2nd RBC transmission within the time period of presetting, determine that the 2nd RBC is in normal condition.
Alternatively, in embodiment embodiment illustrated in fig. 1, after step 101 determines that the 2nd RBC breaks down, can also comprise: a RBC is to driving towards the 2nd RBC compass of competency from a RBC compass of competency and the train meeting RBC switching condition sends the first notification message, to inform that train need not carry out RBC switching, such as, now can be reduced to and adopt the row control method of CTCS-2 to manage train.In the present embodiment, when train is when driving towards the 2nd RBC compass of competency from a RBC compass of competency, the actual distance that RBC switching condition is specifically as follows train distance the 2nd RBC that meets wherein meets train when can switch to the condition of the 2nd RBC, such as when the actual distance of train distance the 2nd RBC is less than 1.5KM or 1KM or 0.5KM, the 2nd RBC can be switched to, specifically with reference to prior art, can not repeat them here.In practical application, the switching condition of RBC can also be other conditions, and this is no longer going to repeat them.Alternatively, in embodiment embodiment illustrated in fig. 1, can also comprise: a RBC periodically sends the second message to the 2nd RBC, to inform that the 2nd RBC the one RBC is in normal condition; The Cycle Length that one RBC sends the second message equals the length of default time period.Now can think that a RBC is ACCRBC; 2nd RBC is HOVRBC.In like manner, the step 100 in corresponding and embodiment illustrated in fig. 1, under normal circumstances, the 2nd RBC also with the time span preset for the cycle, periodically can send the first message to a RBC, to inform that RBC the 2nd RBC is in normal condition.When the 2nd RBC breaks down, a RBC does not just receive the first message within the time period of presetting, and now a RBC can think that the 2nd RBC breaks down.Now can think that the 2nd RBC is ACCRBC; One RBC is HOVRBC.
Further alternatively, route relevant information (RouteRelatedInformation can be comprised respectively in the first message in above-described embodiment and the second message; Or route relevant request information or schedule information or response message RRI).
Or the train quantity of the 2nd RBC administration can be comprised in the first message, the train quantity of a RBC administration in the second message, can be comprised.
Or the first message and the second message can also be respectively null message, now corresponding null message can think the class heartbeat message being similar to heartbeat message.
Further alternatively, on the basis of above-described embodiment, when the first message comprises the train quantity of the 2nd RBC administration, can also comprise the steps:
(1) the one RBC judges whether the train quantity of the 2nd RBC administration reaches capacity; When the train quantity of the 2nd RBC administration reaches capacity, perform step (2); Otherwise when the train quantity of the 2nd RBC administration does not reach capacity, perform step (3);
(2) the one RBC are to driving towards the 2nd RBC compass of competency from a RBC compass of competency and the train meeting RBC switching condition sends the first notification message, to inform that train need not carry out RBC switching.
(3) the one RBC send RBC handoff request to the 2nd RBC, to ask to drive towards the 2nd RBC compass of competency from a RBC compass of competency and the train meeting RBC switching condition switches and managed by the 2nd RBC.Namely can be understood as continuation conventionally to process.
Adopt the technical scheme of above-described embodiment, provide a kind of RBC monitoring scheme efficiently, the RBC moment as HOVRBC can be allowed to recognize the state of the RBC as ACCRBC, thus can train RBC switch in, carry out the switching of RBC under can guaranteeing to be in normal condition as the RBC of ACCRBC, thus effectively can ensure the safety of train control system.
The use scenes figure of the RBC method for supervising that Fig. 2 provides for one embodiment of the invention.The present embodiment, on the technical scheme basis of above-described embodiment, provides a kind of application scenarios embodiment.As shown in Figure 2, the RBC method for supervising of the present embodiment, specifically can comprise as follows:
200, a RBC judges whether have sent RRI, route relevant request information, schedule information or response message to the 2nd adjacent RBC within the T1 time period;
Such as when a RBC have sent RRI, route relevant request information, schedule information or response message to the second RBC in T1, temporarily do not perform any operation.For convenience of description, in the present embodiment, get the Cycle Length T2 that T1 is slightly less than the cyclical transmission message arranged between a RBC and the 2nd RBC, namely T2 be in the embodiment of above-mentioned Fig. 1 and Fig. 1 preset time period length in.
The opportunity that wherein a RBC have sent RRI, route relevant request information, schedule information or response message to the 2nd RBC with reference to prior art, can not repeat them here in detail.
201, when a RBC in the T1 time period not have sent RRI, route relevant request information, schedule information or response message to the 2nd RBC, before the T2 time period ends, a RBC sends class heartbeat message to the 2nd RBC;
Class message in the present embodiment is null message, further alternatively, can also carry the quantity of the train of a RBC administration in such heartbeat message.
T1 and T2 in this step is all from the last timing to the 2nd RBC sends after message of a RBC next-door neighbour.
Arranging T2 in the present embodiment slightly larger than T1, is to ensure when a RBC is normal, must send message within the T2 time period to the second RBC, with the state making the 2nd RBC accurately can know a RBC, ensures the normal operation of train system.
202, the 2nd RBC judges whether to receive within the T2 time period RRI, route relevant request information, schedule information, response message or the class heartbeat message that a RBC sends;
T2 in this step be from the 2nd RBC next-door neighbour is last receive after the message that a RBC sends timing.
203, when the 2nd RBC receives RRI that a RBC sends, route relevant request information, schedule information, response message or class heartbeat message within the T2 time period, the 2nd RBC determines that a RBC is normal;
And when the 2nd RBC receives RRI, route relevant request information, schedule information or the response message that a RBC sends, the 2nd RBC can with reference to the communication mechanism of adjacent R BC in prior art, does corresponding response to a RBC.With reference to related art, can not repeat them here in detail.
After the 2nd RBC determines that a RBC is normal, when having train to need to switch to a RBC in the 2nd RBC compass of competency, train handing-over can be carried out according to related art.
204, the 2nd RBC judges whether have sent RRI, route relevant request information, schedule information or response message to a RBC within the T1 time period;
T1 in this step is from the last timing to after the message that a RBC sends of the 2nd RBC next-door neighbour.
205, when the 2nd RBC in the T1 time period not have sent RRI, route relevant request information, schedule information or response message to a RBC, before the T2 time period ends, the 2nd RBC sends class heartbeat message to a RBC;
In like manner the 2nd RBC also can be null message to the class message that a RBC sends, and further alternatively, also can also can carry the quantity of the train of the 2nd RBC administration in such heartbeat message.T2 in this step is also from the last timing to after the message that a RBC sends of the 2nd RBC next-door neighbour.
In like manner, 2nd RBC sends class heartbeat message to a RBC, is to ensure when the 2nd RBC is normal, must send message within the T2 time period to the first RBC, with the state making a RBC accurately can know the 2nd RBC, ensure the normal operation of train system.
Further alternatively, after the step 202 of the present embodiment, can also comprise the steps:
206, when the 2nd RBC does not receive RRI that a RBC sends, route relevant request information, schedule information, response message or class heartbeat message within the T2 time period, the 2nd RBC determines that a RBC breaks down.
According to above-mentioned steps 206, because the 2nd RBC determines that a RBC breaks down, if when now having train to need to switch to a RBC in the 2nd RBC compass of competency, now the 2nd RBC can inform that the train that request RBC switches can not carry out RBC switching, such as now can be reduced to and adopt the row control method of CTCS-2 to manage train, thus effectively ensure that the safety of train control system.
Two-way during rail due to RBC compass of competency, train can drive towards the 2nd RBC by a RBC, also can drive towards a RBC by the 2nd RBC, and therefore a RBC can as HOVRBC in one direction, the 2nd RBC corresponding as ACCRBC.Otherwise in the reverse direction, the 2nd RBC can as HOVRBC, a RBC corresponding as ACCRBC.
The RBC method for supervising of the present embodiment; the state that RBC can be allowed to identify adjacent RBC is normal or stock fault; thus a kind of RBC monitoring scheme is efficiently provided; when effectively ensureing that train carries out RBC switching; be carry out under can guaranteeing to be in normal condition as the RBC of ACCRBC, thus effectively can ensure the safety of train control system.
One of ordinary skill in the art will appreciate that: all or part of step realizing said method embodiment can have been come by the hardware that programmed instruction is relevant, aforesaid program can be stored in a computer read/write memory medium, this program, when performing, performs the step comprising said method embodiment; And aforesaid storage medium comprises: ROM, RAM, magnetic disc or CD etc. various can be program code stored medium.
The structural representation of the RBC that Fig. 3 provides for one embodiment of the invention.As shown in Figure 3, the RBC of the present embodiment, specifically can comprise: judge module 10 and determination module 11.
Judge module 10 is for judging the first message whether receiving the 2nd RBC transmission within the time period of presetting, and the RBC of the present embodiment is geographically adjacent with the 2nd RBC.Determination module 11 is connected with judge module 10, determination module 11 is for judging the first message not receiving the 2nd RBC transmission within the time period of presetting during when judge module 10, determines that the 2nd RBC breaks down.
By adopting, the technical scheme of above-mentioned module realization monitoring is identical with the realization mechanism of above-mentioned related method embodiment with reference to the record of above-mentioned related method embodiment, can not repeated them here the RBC of the present embodiment in detail.
The RBC of the present embodiment, realize the first message being judged whether to receive within the time period of presetting the 2nd RBC transmission by RBC by adopting above-mentioned module, RBC is geographically adjacent with the 2nd RBC; When RBC judges the first message not receiving the 2nd RBC transmission within the time period of presetting, determine that the 2nd RBC breaks down.Adopt the technical scheme of the embodiment of the present invention, a kind of RBC monitoring scheme efficiently can be provided, the RBC moment as HOVRBC can be allowed to recognize the state of the RBC as ACCRBC, thus can train RBC switch in, carry out the switching of RBC under can guaranteeing to be in normal condition as the RBC of ACCRBC, thus effectively can ensure the safety of train control system.
The structural representation of the RBC that Fig. 4 provides for another embodiment of the present invention.As shown in Figure 4, the RBC of the present embodiment, on above-mentioned basis embodiment illustrated in fig. 3, can also comprise following technical scheme further.
In the RBC of the present embodiment, determination module 11 is also for judging the first message receiving the 2nd RBC transmission within the time period of presetting during when judge module 10, determine that the 2nd RBC is in normal condition.
Alternatively, the RBC of the present embodiment, can also comprise sending module 12.Sending module 12 is connected with determination module 11, sending module 12 is for after determining that when determination module 11 the 2nd RBC breaks down, to driving towards the 2nd RBC compass of competency from a RBC compass of competency and the train meeting RBC switching condition sends the first notification message, to inform that train need not carry out RBC switching.RBC switching condition with reference to the step of said method embodiment, can not repeat them here.
Further alternatively, in the RBC of the present embodiment, sending module 12 is also for periodically sending the second message to the 2nd RBC, to inform that the 2nd RBCRBC is in normal condition; The Cycle Length that sending module sends the second message equals the length of default time period.
Alternatively, route relevant information or route relevant request information or schedule information or response message can be comprised in the RBC of the present embodiment in the first message and the second message respectively;
Or the train quantity of the 2nd RBC administration can be comprised in the first message, the train quantity of a RBC administration in the second message, can be comprised;
Or the first message and the second message can be respectively null message.
Further alternatively, in the RBC of the present embodiment, judge module 10, also for comprising the train quantity of the 2nd RBC administration when the first message, judges whether the train quantity of the 2nd RBC administration reaches capacity; Sending module 12 is also connected with judge module 10, when sending module 12 is also for judging when judge module 10 to determine that the train quantity of the 2nd RBC administration reaches capacity, to driving towards the 2nd RBC compass of competency from a RBC compass of competency and the train meeting RBC switching condition sends the first notification message, to inform that train need not carry out RBC switching.
Alternatively, when sending module 12 is also for judging when judge module 10 to determine that the train quantity of the 2nd RBC administration does not reach capacity, RBC handoff request is sent, to ask to drive towards the 2nd RBC compass of competency from a RBC compass of competency and the train meeting RBC switching condition switches and managed by the 2nd RBC to the 2nd RBC.
The RBC of the present embodiment, introduce technical scheme of the present invention to comprise above-mentioned all alternatives, in practical application, above-mentioned all alternatives can adopt any combinative mode to combine, form optional embodiment of the present invention, illustrate no longer one by one at this.
By adopting, the technical scheme of above-mentioned module realization monitoring is identical with the realization mechanism of above-mentioned related method embodiment with reference to the record of above-mentioned related method embodiment, can not repeated them here the RBC of the present embodiment in detail.
The RBC of the present embodiment, by adopting above-mentioned module, a kind of RBC monitoring scheme efficiently can be provided, the RBC moment as HOVRBC can be allowed to recognize the state of the RBC as ACCRBC, thus can train RBC switch in, carry out the switching of RBC under can guaranteeing to be in normal condition as the RBC of ACCRBC, thus effectively can ensure the safety of train control system.
The structural representation of the RBC monitored control system that Fig. 5 provides for the embodiment of the present invention.As shown in Figure 5, the RBC monitored control system of the present embodiment, comprises a RBC20 and the 2nd RBC30; One RBC20 is geographically adjacent with the 2nd RBC30.
Such as the 2nd RBC30, for equaling the default time period according to Cycle Length, periodically sends the first message to a RBC20.One RBC20 is for judging the first message whether receiving the 2nd RBC30 transmission within the time period of presetting, and a RBC20 also for when not receiving the first message that the 2nd RBC30 sends within the time period of presetting, determines that the 2nd RBC30 breaks down.Now the 2nd RBC30 can as HOVRBC, and a RBC20 can as ACCRBC.
Otherwise the RBC20 in the present embodiment and the 2nd RBC30 realizes above-mentioned functions and can exchange.Now a RBC20 can as HOVRBC, and the 2nd RBC30 can as ACCRBC.One RBC20 of the present embodiment and the 2nd RBC30 specifically adopts as above Fig. 2 or RBC embodiment illustrated in fig. 3, with reference to the record of above-described embodiment, can not repeat them here in detail.
The RBC monitored control system of the present embodiment, by adopting an above-mentioned RBC and the 2nd RBC, a kind of RBC monitoring scheme efficiently can be provided, the RBC moment as HOVRBC can be allowed to recognize the state of the RBC as ACCRBC, thus can train RBC switch in, carry out the switching of RBC under can guaranteeing to be in normal condition as the RBC of ACCRBC, thus effectively can ensure the safety of train control system.
Device embodiment described above is only schematic, the unit wherein illustrated as separating component or can may not be and physically separates, parts as unit display can be or may not be physical location, namely can be positioned at a place, or also can be distributed at least two network elements.Some or all of module wherein can be selected according to the actual needs to realize the object of the present embodiment scheme.Those of ordinary skill in the art, when not paying performing creative labour, are namely appreciated that and implement.
Last it is noted that above embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to previous embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (11)
1. a method for supervising for radio block center, is characterized in that, comprising:
First radio block center judges the first message whether receiving the second radio block center transmission within the time period of presetting, and described first radio block center is geographically adjacent with described second radio block center;
When described first radio block center judges the first message not receiving the second radio block center transmission within the time period of presetting, determine to break down in described second radio block center;
When described first radio block center judges the first message receiving the second radio block center transmission within the time period of presetting, determine that described second radio block center is in normal condition;
When described first message comprises the train quantity of described second radio block center administration, described method also comprises:
Described first radio block center judges whether the train quantity of described second radio block center administration reaches capacity;
When the train quantity of described second radio block center administration reaches capacity, described first radio block center is to driving towards described second compass of competency, radio block center from described first compass of competency, radio block center and the train meeting radio block center switching condition sends the first notification message, to inform that described train need not carry out radio block center switching.
2. method according to claim 1, is characterized in that, described determine to break down in described second radio block center after, described method also comprises:
Described first radio block center is to driving towards described second compass of competency, radio block center from described first compass of competency, radio block center and the train meeting radio block center switching condition sends the first notification message, to inform that described train need not carry out radio block center switching.
3., according to the arbitrary described method of claim 1-2, it is characterized in that, described method also comprises:
Described first radio block center periodically sends the second message to described second radio block center, to inform that described in described second radio block center, the first radio block center is in normal condition; The Cycle Length that described first radio block center sends described second message equals the length of described default time period.
4. method according to claim 3, is characterized in that, described second message comprises route relevant information or route relevant request information or schedule information or response message;
Or described second message comprises the train quantity of described first radio block center administration;
Or described second message is null message.
5. method according to claim 1, is characterized in that, described method also comprises:
When the train quantity of described second radio block center administration does not reach capacity, described first radio block center to described second transmission radio block center, radio block center handoff request, with ask to drive towards described second compass of competency, radio block center from described first compass of competency, radio block center and meet radio block center switching condition train switch by described second radio block center manage.
6. a radio block center, is characterized in that, described radio block center, as the first radio block center, comprising:
Judge module, for judging the first message whether receiving the second radio block center transmission within the time period of presetting, described first radio block center is geographically adjacent with described second radio block center;
Determination module, during for judging described first message not receiving described second radio block center transmission within the time period of presetting when described judge module, determines to break down in described second radio block center;
Described determination module, time also for judging the first message receiving the second radio block center transmission within the time period of presetting when described judge module, determines that described second radio block center is in normal condition;
Described judge module, also for comprising the train quantity of described second radio block center administration when described first message, judges whether the train quantity of described second radio block center administration reaches capacity;
Sending module, for when the train quantity of described second radio block center administration reaches capacity, to driving towards described second compass of competency, radio block center from described first compass of competency, radio block center and the train meeting radio block center switching condition sends the first notification message, to inform that described train need not carry out radio block center switching.
7. radio block center according to claim 6, is characterized in that, described radio block center also comprises:
Described sending module, also for after determining when described determination module to break down in described second radio block center, to driving towards described second compass of competency, radio block center from described first compass of competency, radio block center and the train meeting radio block center switching condition sends the first notification message, to inform that described train need not carry out radio block center switching.
8. radio block center according to claim 7, it is characterized in that, described sending module, also for periodically sending the second message to described second radio block center, to inform that described in described second radio block center, the first radio block center is in normal condition; The Cycle Length of described second message of described sending module transmission equals the length of described default time period.
9. radio block center according to claim 8, is characterized in that, described second message comprises route relevant information or route relevant request information or schedule information or response message;
Or described second message comprises the train quantity of described first radio block center administration;
Or described second message is null message.
10. radio block center according to claim 6, it is characterized in that, described sending module, also for when the train quantity of described second radio block center administration does not reach capacity, to described second transmission radio block center, radio block center handoff request, with ask to drive towards described second compass of competency, radio block center from described first compass of competency, radio block center and meet radio block center switching condition train switch by described second radio block center manage.
The monitored control system of 11. 1 kinds of radio block centers, is characterized in that, comprises the first radio block center and the second radio block center; Described first radio block center is geographically adjacent with described second radio block center; Described first radio block center and described second radio block center all adopt the arbitrary described radio block center of as above claim 6-10.
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| CN102211600A (en) * | 2011-05-16 | 2011-10-12 | 北京和利时系统工程有限公司 | Temporary speed-limiting method, server and system |
| CN102265531A (en) * | 2011-06-22 | 2011-11-30 | 华为技术有限公司 | Communication method, vehicle equipment, wireless blocking center and system in travelling process of train |
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