CN103676850A

CN103676850A - TCMS communication system and communication failure detection method

Info

Publication number: CN103676850A
Application number: CN201310615960.4A
Authority: CN
Inventors: 任俊利; 李辉; 黄振晖; 张健; 穆俊斌; 郭勇
Original assignee: Tangshan Railway Vehicle Co Ltd
Current assignee: CRRC Tangshan Co Ltd
Priority date: 2013-11-27
Filing date: 2013-11-27
Publication date: 2014-03-26
Anticipated expiration: 2033-11-27
Also published as: CN103676850B

Abstract

The invention provides a TCMS communication system and a communication failure detection method. The TCMS communication system has good flexible control performance and is convenient for failure detection. The communication failure detection method is provided on the basis of the TCMS communication system. By determining adjacency relation between communication devices in the TCMS communication system, according to the adjacency relation of the communication devices, failures of the TCMS communication system can be quickly detected and locations of the failures can be accurately located.

Description

TCMS communication system and communication fault detection method

Technical field

The present invention relates to vehicle and control and administrative skill field, relate in particular to a kind of TCMS communication system and communication fault detection method.

Background technology

Along with the raising of subway train travelling speed, train composition becomes increasingly complex, and train safe, reliable and efficient operation are had higher requirement.Therefore, subway or train fault diagnosis and detection system have become modern subway or the requisite important component part of train.It is that a kind of subway or train are in operation when occurring or being about to break down that subway and train fault detect with diagnostic system, connects dialogic operation reach the intelligent system of effectively diagnosing train fault when shorter in asking by prompting or man-machine business.

As shown in Figure 1, for TCMS communication system principle figure in prior art, when existing TCMS communication system generation communication failure, restriction due to TCMS inside communication equipment structure and cable used in existing TCMS communication system, cause existing TCMS communication system to be difficult to flexible control, thereby be not easy to fault detect.And when certain TCMS communication facilities breaks down, conventionally adopting artificial method to diagnose and investigate, main manual detection method has the methods such as the short circuit of cutting apart, local isolation and experience investigation at present.

But above-mentioned these detection methods, because the TCMS communication facilities in TCMS communication system and telecommunication cable are all in the inside of car body, and do not know in advance the position of breaking down, and therefore needing manually to disassemble in a large number a lot of equipment and just can detect fault, this process wastes time and energy; And the very difficult source of locating quickly and accurately fault appearance of maintainer, therefore, execution is manually got up more difficult, and efficiency is lower.

Summary of the invention

The invention provides a kind of TCMS communication system and communication therefore detection method, be used for solving existing TCMS communication system and be difficult to flexible control, thereby be not easy to fault detect, and prior art fault detection method is all by manpower, not only wastes time and energy but also be difficult to detect the problem of the position that fault occurs.

The invention provides a kind of TCMS communication system, comprising: the first outer meeting resistance, the second outer meeting resistance 2 and line power controller, be connected with at least two communication facilitiess on the network-bus between described the first outer meeting resistance and described the second outer end resistance; Described communication facilities connects by described network-bus, and is connected with external power supply and described line power controller by electrical bus;

Described communication facilities, comprising:

The first port, the second port, the first resistance, the second resistance, network control module, the first switch, second switch, the 3rd switch, the 4th switch, the first double throw switch and the second double throw switch;

Between the low bit line link of described the first port and the low bit line link of described the second port, be connected with the first switch;

Between the high bit line link of described the first port and the high bit line link of described the second port, be connected with second switch;

After described the first resistance is connected with described the 3rd switch, one end is connected with the low bit line link of described the first port, and the other end is connected with the high bit line link of described the first port;

After described the second resistance is connected with described the 4th switch, one end is connected with the low bit line link of described the second port, and the other end is connected with the high bit line link of described the second port;

The low bit line link of described the first port and the low bit line link of the second port are connected with described network control module by described the first double throw switch;

The high bit line link of described the first port and the high bit line link of the second port are connected with described network control module by described the second double throw switch;

Described network control module is connected with described line power controller by electrical bus.

The present invention also provides a kind of fault detection method of TCMS communication facilities, and described TCMS communication system, comprising:

The first outer meeting resistance, the second outer meeting resistance 2 and line power controller, be connected with at least two communication facilitiess on the network-bus between described the first outer meeting resistance and described the second outer end resistance; Described communication facilities connects by described network-bus, and is connected with external power supply and described line power controller by electrical bus;

Described communication facilities, comprising:

Described network control module is connected with described line power controller by electrical bus;

Described method, comprising:

S101, described line power controller receive network service and detect instruction;

S102, described line power controller obtain the device identification of all communication facilitiess in TCMS communication network and are recorded in the first list;

S103, described line power controller are selected communication facilities centered by the first communication facilities, and send the first switching control instruction to the network control module of described center to center communications equipment;

The network control module of S104, described center to center communications equipment receives described the first switching control instruction, and disconnect the first switch and second switch and closed the 3rd switch, and the first double throw switch is thrown to the low bit line link of the first port and the second double throw switch is thrown to the high bit line link to the first port, so that described TCMS communication network is divided into a TCMS communication network;

The network control module of S105, described center to center communications equipment is determined the relation of closing between communication facilities in a described TCMS communication network;

S106, described line power controller be after in determining a TCMS communication network, the relation of closing between communication facilities completes, and to the network control module of described center to center communications equipment, sends second switch steering order;

The network control module of S107, described center to center communications equipment receives described second switch steering order, and disconnect the first switch and second switch and closed the 4th switch simultaneously, and the first double throw switch is thrown to the low bit line link of the second port and the second double throw switch is thrown to the high bit line link to the second port, so that described TCMS communication network is divided into the 2nd TCMS communication network;

The network control module of S108, described center to center communications equipment is determined the relation of closing between communication facilities in described the 2nd TCMS communication network;

S109, described line power controller after in determining the 2nd TCMS communication network, the relation of closing between communication facilities completes, are recorded in device identification and the proximity relations thereof of the communication facilities of all vicinities of communication facilities in communication facilities and the 2nd TCMS communication network in the TCMS communication network with described center to center communications proximity of devices in the second list;

Described in S110, line power controller determines whether the device identification in described the first list is all recorded in described the second list;

If S111 is not all recorded in described the second list, described line power controller is using remaining each communication facilities in described TCMS communication network as the first set of communication devices, from the first set of communication devices, select second communication equipment as center to center communications equipment, and send the first switching control instruction to the network control module of described center to center communications equipment; Repeating step S104～S111, until the device identification in described the first list is all recorded in described the second list;

If S112 is all recorded in described the second list, described line power controller has been determined the proximity relations between each communication facilities in described TCMS communication network; And the equipment relation of closing on recording in the second list is sent to display device presents to the position that user occurs for user's failure judgement.

A kind of TCMS communication system provided by the invention and communication fault detection method, TCMS communication system provided by the invention has preferably control performance flexibly, by this TCMS communication system, can be convenient to fault detect; And based on this TCMS communication system, a kind of communication fault detection method has been proposed, the method is by determining the relation of closing between each communication facilities in TCMS communication system, according to the relation of closing between each communication facilities, the fault occurring in TCMS communication system not only can be detected fast, and the position that fault occurs can be accurately located.

Accompanying drawing explanation

Fig. 1 is TCMS communication system principle figure in prior art provided by the invention;

Fig. 2 is TCMS communication system principle figure provided by the invention;

Fig. 3 is communication fault detection method embodiment mono-schematic flow sheet provided by the invention;

Fig. 4 is that the network control module 10 of the center to center communications equipment in Fig. 1 communication fault detection method provided by the invention determines that in a TCMS communication network, closing between communication facilities is related to schematic flow sheet;

Fig. 5 is that the network control module 10 of the center to center communications equipment in Fig. 1 communication fault detection method provided by the invention determines that in the 2nd TCMS communication network, closing between communication facilities is related to schematic flow sheet;

Fig. 6 is communication fault detection method embodiment tri-schematic flow sheets provided by the invention;

Fig. 7 is communication fault detection method embodiment tetra-schematic flow sheets provided by the invention;

Fig. 8 is communication fault detection method embodiment five schematic flow sheets provided by the invention.

Embodiment

Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only a part of embodiment of the present invention, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.

As shown in Figure 2, for TCMS communication system principle figure provided by the invention, comprise: on the network-bus between the first outer meeting resistance 1, the second outer meeting resistance 2 and line power controller 3, the first outer meeting resistances 1 and the second outer meeting resistance 2, be connected with at least two communication facilitiess 4; Communication facilities connects by network-bus 5, and is connected with external power supply and line power controller 3 by electrical bus 6;

Wherein, above-mentioned communication facilities, comprising: the first port 6, the second port 7, the first resistance 8, the second resistance 9, network control module 10, the first switch 11, second switch 12, the 3rd switch 13, the 4th switch 14, the first double throw switch 15 and the second double throw switch 16;

Between the low bit line link 51 of the first port 6 and the low bit line link 51 of the second port 7, be connected with the first switch 11; Between the high bit line link 52 of the first port 6 and the high bit line link 52 of the second port 7, be connected with second switch 12; The first switch 11 and second switch 12 are set so that whole TCMS network is divided into two parts network.

After the first resistance 8 is connected with the 3rd switch 13, one end is connected with the low bit line link 51 of the first port 6, and the other end is connected with the high bit line link 52 of the first port 6; After the 3rd switch 13 is closed and above-mentioned the first switch 11 and second switch 12 disconnections, the TCMS network being comprised of the communication facilities between the first resistance 8 and the first outer meeting resistance 1 can work independently.

After the second resistance 9 is connected with the 4th switch 14, one end is connected with the low bit line link 51 of the second port 7, and the other end is connected with the high bit line link 52 of the second port 7; After the 4th switch 14 is closed and above-mentioned the first switch 11 and second switch 12 disconnections, the TCMS network being comprised of the communication facilities between the second resistance 9 and the second outer meeting resistance 2 can work independently.

The low bit line link of the first port 6 and the low bit line link of the second port 7 51 are connected with network control module 10 by the first double throw switch 15; The high bit line link 52 of the first port 6 and the high bit line link of the second port 7 52 are connected with network control module 10 by the second double throw switch 16; By controlling the throwing to forming different network paths of the first double throw switch 15 and the second double throw switch 16.

Network control module 10 is connected with line power controller 3 by electrical bus.The present embodiment line of electric force used has the function of carrier communication, and line power controller 3 can communicate by this line of electric force and communication facilities the device identification of obtaining communication equipment.

The TCMS communication system that it will be appreciated by persons skilled in the art that the present embodiment can realize also and can realize with other networks with CAN network, for example MVB network.In addition, above-mentioned the first port 6, the second port 7 can arrange according to network type, for example, be the DB9 type network port, but be not limited to this; The first resistance 8 in above-mentioned the first outer meeting resistance 1, the second outer meeting resistance 2 and communication facilities, the resistance of the second resistance 9 can arrange as the case may be, do not do concrete restriction here.

Introduce the workflow of the TCMS communication system of the present embodiment below.In normal operation, the first switch 11 in all communication facilitiess in TCMS communication system is all closed with second switch 12, and the 3rd switch 13 and the 4th switch 14 all disconnect, the first double throw switch 15 and the second double throw switch 16 can be thrown to the left side simultaneously and also can throw to the right.And when TCMS communication system is in diagnosis and during debugging mode, be chosen as the communication facilities of center to center communications equipment, for example center to center communications equipment is communication facilities 2, the first switch 11 that needs simultaneously to disconnect communication facilities 2 is equal with second switch 12, when the 3rd switch 13 of communication facilities 2 is closed and the first double throw switch 15 and the second double throw switch 16 are thrown and can be detected the TCMS communication network being comprised of the communication facilities between the first resistance 8 of the first outer meeting resistance 1 and communication facilities 2 to the left side simultaneously; When the 4th switch 14 of communication facilities 2 is closed and the first double throw switch 15 and the second double throw switch 16 are thrown and can be detected the TCMS communication network being comprised of the communication facilities between the second resistance 9 of the second outer meeting resistance 2 and communication facilities 2 to the right simultaneously.

A kind of TCMS communication system that the present embodiment provides has preferably control performance flexibly, by this TCMS communication system, can be convenient to fault detect.

TCMS communication network based on above-described embodiment one, proposes a kind of communication fault detection method below.

Embodiment mono-

As shown in Figure 3, for communication fault detection method embodiment mono-schematic flow sheet provided by the invention, specifically comprise the steps:

S101, line power controller 3 receive network service and detect instruction;

S102, line power controller 3 obtain the device identification of all communication facilitiess in TCMS communication network and are recorded in the first list;

Communication facilities centered by S103, line power controller 3 selection the first communication facilitiess, and send the first switch 11 steering orders to the network control module 10 of center to center communications equipment;

The network control module 10 of S104, center to center communications equipment receives the first switch 11 steering orders, and disconnect the first switch 11 and second switch 12 and closed the 3rd switch 13, and the first double throw switch 15 is thrown to the low bit line link 51 of the first port 6 and the second double throw switch 16 is thrown to the high bit line link 52 to the first port 6, TCMS communication network is divided into a TCMS communication network;

Specifically, the communication facilities 3 of take in Fig. 2 is example, if communication facilities centered by line power controller 3 selection communication facilitiess 3, if disconnect the first switch 11 and second switch 12, communication facilities 2 disconnects communication network, if but closed the 3rd switch 13 and the first double throw switch 15 is thrown to the low bit line link 51 of the first port 6 and the second double throw switch 16 is thrown to the high bit line link 52 to the first port 6, namely communication facilities 1 and communication facilities 2 can form a communication network and carry out work communication facilities between the first resistance 8 and the first outer meeting resistance 1 so, be an above-mentioned TCMS communication network.

The network control module 10 of S105, center to center communications equipment is determined the relation of closing between communication facilities in a TCMS communication network;

S106, line power controller 3 be after in determining a TCMS communication network, the relation of closing between communication facilities completes, and to the network control module 10 of center to center communications equipment, sends second switch 12 steering orders;

The network control module 10 of S107, center to center communications equipment receives second switch 12 steering orders, and disconnect the first switch 11 and second switch 12 and closed the 4th switch 14 simultaneously, and the first double throw switch 15 is thrown to the low bit line link of the second port 7 and the second double throw switch 16 is thrown to the high bit line link 52 to the second port 7, TCMS communication network is divided into the 2nd TCMS communication network;

Specifically, the communication facilities 3 of also take in Fig. 2 is example, if but closed the 4th switch 14 closes and the first double throw switch 15 is thrown to the low bit line link of the second port 7 and the second double throw switch 16 is thrown to the high bit line link 52 to the second port 7, so the communication facilities between the second resistance 9 and the second outer meeting resistance 2 namely communication facilities 4 can form a communication network and carry out work, be the 2nd above-mentioned TCMS communication network.

The network control module 10 of S108, center to center communications equipment is determined the relation of closing between communication facilities in the 2nd TCMS communication network;

S109, line power controller 3 after in determining the 2nd TCMS communication network, the relation of closing between communication facilities completes, are recorded in device identification and the proximity relations thereof of the communication facilities of all vicinities of communication facilities in communication facilities and the 2nd TCMS communication network in the TCMS communication network with center to center communications proximity of devices in the second list;

S110 line power controller 3 determines whether the device identification in the first list is all recorded in the second list;

If S111 is not all recorded in the second list, line power controller 3 is using remaining each communication facilities in TCMS communication network as the first set of communication devices, from the first set of communication devices, select second communication equipment as center to center communications equipment, and send the first switch 11 steering orders to the network control module 10 of center to center communications equipment; Repeating step S104～S111, until the device identification in the first list is all recorded in the second list;

If S112 is all recorded in the second list, line power controller 3 has been determined the proximity relations between each communication facilities in TCMS communication network; And the equipment relation of closing on recording in the second list is sent to display device presents to the position that user occurs for user's failure judgement.

Specifically, if each communication facilities recording in the second list close on that to close be 1-2,3-4, illustrates that the network line between 2 and 3 has problem.

The present embodiment is by determining the relation of closing between each communication facilities in TCMS communication system, according to the relation of closing between each communication facilities, the fault occurring in TCMS communication system not only can be detected fast, and the position that fault occurs can be accurately located.

Embodiment bis-

The present embodiment determines that in conjunction with the network control module 10 of the center to center communications equipment of Fig. 4 in a TCMS communication network, the network control module that closes on the center to center communications equipment being related to shown in schematic flow sheet and Fig. 5 between communication facilities 10 determines that in the 2nd TCMS communication network, closing between communication facilities is related to schematic flow sheet on the basis of embodiment described in Fig. 3 mono-, embodiment mono-is elaborated, specifically comprises the steps:

S201, line power controller 3 receive network service and detect instruction;

S202, line power controller 3 obtain the device identification of all communication facilitiess in TCMS communication network and are recorded in the first list;

Communication facilities centered by S203, line power controller 3 selection the first communication facilitiess, and send the first switch 11 steering orders to the network control module 10 of center to center communications equipment;

The network control module 10 of S204, center to center communications equipment receives the first switch 11 steering orders, and disconnect the first switch 11 and second switch 12 and closed the 3rd switch 13, and the first double throw switch 15 is thrown to the low bit line link 51 of the first port 6 and the second double throw switch 16 is thrown to the high bit line link 52 to the first port 6, TCMS communication network is divided into a TCMS communication network;

The network control module 10 of S205, center to center communications equipment sends request respectively detect-message to each communication facilities in a TCMS communication network;

If the network control module 10 of S206 center to center communications equipment is not received the response message of each communication facilities in a TCMS communication network in Preset Time, to line power controller 3, send a notification message;

S207, line power controller 3 receiving notice messages, determine the communication facilities that there is no vicinity in a TCMS communication network, and the device identification of center to center communications equipment be recorded in the 4th list;

If the network control module 10 of S208 center to center communications equipment receives the response message of communication facilities, and response message is sent to line power controller 3; In response message, carry the device identification of communication facilities;

S209, line power controller 3 obtain device identification in response message and using its corresponding communication facilities as second communication cluster tool, and are recorded in the 3rd list;

S210, line power controller 3 are selected communication facilities centered by second communication equipment from the 3rd list, to the network control module 10 of center to center communications equipment, send second switch 12 steering orders;

The network control module 10 of S211, center to center communications equipment receives second switch 12 steering orders, and disconnect the first switch 11 and second switch 12 and closed the 4th switch 14 simultaneously, and the first double throw switch 15 is thrown to the low bit line link 51 of the second port 7 and the second double throw switch 16 is thrown to the high bit line link 52 to the second port 7, so that a TCMS communication network is divided into the 2nd TCMS communication network;

The network control module 10 of S212, center to center communications equipment sends request respectively detect-message to each communication facilities in the 2nd TCMS communication network;

If the network control module 10 of S213 center to center communications equipment is not received the response message of communication facilities in Preset Time, to line power controller 3, send a notification message;

S214, line power controller 3 receiving notice messages, in a TCMS communication network of definite the first communication facilities, second communication equipment and the first communication facilities are contiguous, and will close on relation record in the 4th list;

If the network control module 10 of S215 center to center communications equipment receives the response message of communication facilities, and response message is sent to line power controller 3;

S216, line power controller 3 receive response message and determine that in a TCMS communication network of the first communication facilities, second communication equipment is not the communication facilities contiguous with the first communication facilities, from the 3rd list, select communication facilities centered by third communication equipment, to the network control module 10 of center to center communications equipment, send second switch 12 steering orders; Execution step S211～S212;

If the network control module 10 of S217 center to center communications equipment is not received the response message of communication facilities in Preset Time, to line power controller 3, send a notification message;

S218, line power controller 3 receiving notice messages, in a TCMS communication network of definite the first communication facilities, third communication equipment and the first communication facilities are contiguous, and will close on relation record in the 4th list;

S219, line power controller 3 are after second communication equipment definite and that the first communication facilities is contiguous, adopting uses the same method determines the adjacent communication equipment of the communication facilities contiguous with the first communication facilities from the 3rd list, and will close on relation record in the 4th list; By that analogy, until determine the proximity relations of all communication facilitiess in the 3rd list;

S220, line power controller 3 be after in determining a TCMS communication network, the relation of closing between communication facilities completes, and to the network control module 10 of center to center communications equipment, sends second switch 12 steering orders;

The network control module 10 of S221, center to center communications equipment receives second switch 12 steering orders, and disconnect the first switch 11 and second switch 12 and closed the 4th switch 14 simultaneously, and the first double throw switch 15 is thrown to the low bit line link 51 of the second port 7 and the second double throw switch 16 is thrown to the high bit line link 52 to the second port 7, TCMS communication network is divided into the 2nd TCMS communication network;

The network control module 10 of S222, center to center communications equipment sends request respectively detect-message to each communication facilities in the 2nd TCMS communication network;

If the network control module 10 of S223 center to center communications equipment is not received the response message of each communication facilities in the 2nd TCMS communication network in Preset Time, to line power controller 3, send a notification message;

S224, line power controller 3 receiving notice messages, determine the communication facilities that there is no vicinity in the 2nd TCMS communication network, and the device identification of center to center communications equipment be recorded in the 6th list;

If the network control module 10 of S225 center to center communications equipment receives the response message of communication facilities, and response message is sent to line power controller 3; In response message, carry the device identification of communication facilities;

S226, line power controller 3 obtain device identification in response message and using its corresponding communication facilities as third communication cluster tool, and are recorded in the 5th list;

S227, line power controller 3 are selected communication facilities centered by the 4th communication facilities from the 5th list, to the network control module 10 of center to center communications equipment, send the first switch 11 steering orders;

The network control module 10 of S228, center to center communications equipment receives the first switch 11 steering orders, and disconnect the first switch 11 and second switch 12 and closed the 3rd switch 13, and the first double throw switch 15 is thrown to the low bit line link 51 of the first port 6 and the second double throw switch 16 is thrown to the high bit line link 52 to the first port 6, so that the 2nd TCMS communication network is divided into a TCMS communication network;

The network control module 10 of S229, center to center communications equipment sends request respectively detect-message to each communication facilities in a TCMS communication network;

If the network control module 10 of S230 center to center communications equipment is not received the response message of communication facilities in Preset Time, to line power controller 3, send a notification message;

S231, line power controller 3 receiving notice messages, in the 2nd TCMS communication network of definite the first communication facilities, third communication equipment and the first communication facilities are contiguous, and will close on relation record in the 6th list;

If the network control module 10 of S232 center to center communications equipment receives the response message of communication facilities, and response message is sent to line power controller 3;

S233, line power controller 3 receive response message, in the 2nd TCMS communication network of definite the first communication facilities, third communication equipment is not the communication facilities contiguous with the first communication facilities, from the 5th list, select communication facilities centered by the 4th communication facilities, to the network control module 10 of center to center communications equipment, send the first switch 11 steering orders; Execution step S228～S229;

If the network control module 10 of S234 center to center communications equipment is not received the response message of communication facilities in Preset Time, to line power controller 3, send a notification message;

S235, line power controller 3 receiving notice messages, in a TCMS communication network of definite the first communication facilities, third communication equipment and the first communication facilities are contiguous, and will close on relation record in the 6th list;

S236, line power controller 3 are after second communication equipment definite and that the first communication facilities is contiguous, adopting uses the same method determines the adjacent communication equipment of the communication facilities contiguous with the first communication facilities from the 5th list, and will close on relation record in the 6th list; By that analogy, until determine the proximity relations of all communication facilitiess in the 5th list.

S237, line power controller 3 after in determining the 2nd TCMS communication network, the relation of closing between communication facilities completes, are recorded in device identification and the proximity relations thereof of the communication facilities of all vicinities of communication facilities in communication facilities and the 2nd TCMS communication network in the TCMS communication network with center to center communications proximity of devices in the second list;

S238, line power controller 3 determine whether the device identification in the first list is all recorded in the second list;

If S239 is not all recorded in the second list, line power controller 3 is using remaining each communication facilities in TCMS communication network as the first set of communication devices, from the first set of communication devices, select second communication equipment as center to center communications equipment, and send the first switch 11 steering orders to the network control module 10 of center to center communications equipment; Repeating step S204～S239, until the device identification in the first list is all recorded in the second list;

If S240 is all recorded in the second list, line power controller 3 has been determined the proximity relations between each communication facilities in TCMS communication network; And the equipment relation of closing on recording in the second list is sent to display device presents to the position that user occurs for user's failure judgement.

As shown in Figure 6, for communication fault detection method embodiment tri-schematic flow sheets provided by the invention, specifically comprise the steps:

S301, line power controller receive the instruction of second network communication check, and select communication facilities centered by the first communication facilities; And send fault detect instruction to the network control module 10 of center to center communications equipment;

The network control module 10 of S302, center to center communications equipment receives fault detect instruction, and whether a TCMS communication network of inspection center's communication facilities exists erroneous frame;

If S303 the one TCMS communication network exists erroneous frame, the network control module 10 of center to center communications equipment is determined the communication facilities that sends erroneous frame, testing result is sent to display device and show;

If S304 the one TCMS communication network does not exist erroneous frame, whether the 2nd TCMS communication network of network control module 10 inspection center's communication facilitiess of center to center communications equipment there is erroneous frame;

If S305 the 2nd TCMS communication network does not exist erroneous frame, the network control module 10 of center to center communications equipment sends display device by testing result and shows;

If S306 the 2nd TCMS communication network exists erroneous frame, the network control module 10 of center to center communications equipment is determined the communication facilities that sends erroneous frame, testing result is sent to display device and show.

The present embodiment can detect TCMS communication network and whether have erroneous frame.

As shown in Figure 7, for communication fault detection method embodiment tetra-schematic flow sheets provided by the invention, specifically comprise the steps:

S401, line power controller 3 receives the instructions of second network communication check, and selects communication facilities centered by the first communication facilities; And send fault detect instruction to the network control module 10 of center to center communications equipment;

The network control module 10 of S402, center to center communications equipment receives fault detect instruction, and whether a TCMS communication network of inspection center's communication facilities exists erroneous frame;

If S403 the one TCMS communication network exists erroneous frame, the network control module 10 of center to center communications equipment is to line power controller dispatching centre communication facilities selection instruction;

Communication facilities centered by second communication equipment in S404, line power controller selection the one TCMS communication network;

The network control module 10 of S405, center to center communications equipment disconnects the first switch 11 and second switch 12; A TCMS communication network is divided into the 3rd TCMS communication network and the 4th TCMS communication network two parts;

Closed the 3rd switch 13 of network control module 10 of S406, center to center communications equipment, and the first double throw switch 15 is thrown to the low bit line link 51 of the first port 6 and the second double throw switch 16 is thrown to the high bit line link 52 to the first port 6, to detect the 3rd TCMS communication network, whether there is erroneous frame;

The network control module 10 of S407, center to center communications equipment detects the 3rd TCMS communication network and whether has erroneous frame;

The network control module 10 of center to center communications equipment sends to each communication facilities in the 3rd TCMS communication network the request of detection, and detects the 3rd TCMS communication network and whether have erroneous frame.

If there is not erroneous frame in S408 the 3rd TCMS communication network, closed the 4th switch 14 of network control module 10 of center to center communications equipment, and the first double throw switch 15 is thrown to the low bit line link 51 of the second port 7 and the second double throw switch 16 is thrown to the high bit line link 52 to the second port 7, to detect the 4th TCMS communication network, whether there is erroneous frame;

The network control module 10 of S409, center to center communications equipment detects the 4th TCMS communication network and whether has erroneous frame;

The network control module 10 of center to center communications equipment sends to each communication facilities in the 2nd TCMS communication network the request of detection, and detects the 4th TCMS communication network and whether have erroneous frame.

If S410 the 4th TCMS communication network does not exist erroneous frame, the network control module 10 of center to center communications equipment determines that second communication equipment is in a TCMS communication network, to send the communication facilities of erroneous frame;

If there is erroneous frame in S411 the 4th TCMS communication network, adopting uses the same method is divided into two parts by the 4th TCMS communication network, detect respectively two parts and whether have erroneous frame, by that analogy until find out the communication facilities that sends erroneous frame, and testing result is sent to display device show;

If there is erroneous frame in S412 the 3rd TCMS communication network, adopting uses the same method is divided into two parts by the 3rd TCMS communication network, detect respectively two parts and whether have erroneous frame, by that analogy until find out the communication facilities that sends erroneous frame, and testing result is sent to display device show;

If S413 the one TCMS communication network does not exist erroneous frame, whether the 2nd TCMS communication network of network control module 10 inspection center's communication facilitiess of center to center communications equipment there is erroneous frame;

If S414 the 2nd TCMS communication network does not exist erroneous frame, the network control module 10 of center to center communications equipment sends display device by testing result and shows;

If S415 the 2nd TCMS communication network exists erroneous frame, the network control module 10 of center to center communications equipment is to line power controller dispatching centre communication facilities selection instruction;

Communication facilities centered by second communication equipment in S416, line power controller selection the 2nd TCMS communication network;

The network control module 10 of S417, center to center communications equipment disconnects the first switch 11 and second switch 12; The 2nd TCMS communication network is divided into the 5th TCMS communication network and the 6th TCMS communication network two parts;

Closed the 3rd switch 13 of network control module 10 of S418, center to center communications equipment, and the first double throw switch 15 is thrown to the low bit line link 51 of the first port 6 and the second double throw switch 16 is thrown to the high bit line link 52 to the first port 6, to detect the 5th TCMS communication network, whether there is erroneous frame;

The network control module 10 of S419, center to center communications equipment detects the 5th TCMS communication network and whether has erroneous frame;

The network control module 10 of center to center communications equipment sends to each communication facilities in the 5th TCMS communication network the request of detection, and detects the 5th TCMS communication network and whether have erroneous frame.

If there is not erroneous frame in S420 the 5th TCMS communication network, closed the 4th switch 14 of network control module 10 of center to center communications equipment, and the first double throw switch 15 is thrown to the low bit line link 51 of the second port 7 and the second double throw switch 16 is thrown to the high bit line link 52 to the second port 7, to detect the 6th TCMS communication network, whether there is erroneous frame;

The network control module 10 of S421, center to center communications equipment detects the 6th TCMS communication network and whether has erroneous frame;

The network control module 10 of center to center communications equipment sends to each communication facilities in the 2nd TCMS communication network the request of detection, and detects the 6th TCMS communication network and whether have erroneous frame.

If S422 the 6th TCMS communication network does not exist erroneous frame, the network control module 10 of center to center communications equipment determines that second communication equipment is in a TCMS communication network, to send the communication facilities of erroneous frame;

If there is erroneous frame in S423 the 6th TCMS communication network, adopting uses the same method is divided into two parts by the 6th TCMS communication network, detect respectively two parts and whether have erroneous frame, by that analogy until find out the communication facilities that sends erroneous frame, and testing result is sent to display device show;

If there is erroneous frame in S424 the 5th TCMS communication network, adopting uses the same method is divided into two parts by the 5th TCMS communication network, detect respectively two parts and whether have erroneous frame, by that analogy until find out the communication facilities that sends erroneous frame, and testing result is sent to display device show.

In addition, it should be noted that, the center to center communications equipment is here preferably placed at the communication facilities of TCMS communication hub position.

The present embodiment, by out of order TCMS network is carried out to recursive segmentation detection, not only can detect TCMS communication network and whether have erroneous frame, and can accurately locate the communication facilities breaking down.

As shown in Figure 8, for communication fault detection method embodiment five schematic flow sheets provided by the invention, specifically comprise the steps:

S501, line power controller receive the instruction of second network communication check, and select communication facilities centered by the first communication facilities; And send fault detect instruction to the network control module 10 of center to center communications equipment;

The network control module 10 of S502, center to center communications equipment receives fault detect instruction, and whether a TCMS communication network of inspection center's communication facilities exists erroneous frame;

If S503 the one TCMS communication network exists erroneous frame, the network control module 10 of center to center communications equipment is to line power controller dispatching centre communication facilities selection instruction;

S504, line power controller receiving center communication facilities selection instruction, communication facilities centered by the second communication equipment of selection and center to center communications proximity of devices from a TCMS communication network, and disconnect the first switch 11 of second communication equipment and second switch 12 and closed the 3rd switch 13

Whether the TCMS communication network that the network control module 10 of S505, center to center communications equipment detects second communication equipment there is erroneous frame;

If a TCMS communication network of S506 second communication equipment does not exist erroneous frame, the network control module 10 of center to center communications equipment determines that second communication equipment is in a TCMS communication network, to send the communication facilities of erroneous frame;

If there is erroneous frame in a TCMS communication network of S507 second communication equipment, by that analogy, according to proximity relations, successively the first switch 11 of the communication facilities in a TCMS communication network and second switch 12 are disconnected and the 3rd switch 13 closures, adopt and use the same method until find out the communication facilities that sends erroneous frame; Testing result is sent to display device to be shown;

If S508 the one TCMS communication network does not exist erroneous frame, the network control module 10 of center to center communications equipment is to line power controller dispatching centre communication facilities selection instruction;

S509, line power controller receiving center communication facilities selection instruction, communication facilities centered by the third communication equipment of selection and center to center communications proximity of devices from the 2nd TCMS communication network, and disconnect the first switch 11 of third communication equipment and second switch 12 and closed the 3rd switch 13

The network control module 10 of S510, center to center communications equipment detects the new TCMS communication network being comprised of third communication equipment and a TCMS communication network and whether has erroneous frame;

If the new TCMS communication network of S511 exists erroneous frame, the network control module 10 of center to center communications equipment determines that third communication equipment is in new TCMS communication network, to send the communication facilities of erroneous frame;

If there is not erroneous frame in the new TCMS communication network of S512, by that analogy, according to proximity relations, successively the communication facilities in the 2nd TCMS communication network is added in a TCMS communication network, adopt and use the same method until find out the communication facilities that sends erroneous frame, testing result is sent to display device and show.

First the present embodiment detects a TCMS network and whether has erroneous frame, then takes the method for isolating one by one to detect, and not only can detect TCMS communication network and whether have erroneous frame, and can accurately locate the communication facilities breaking down.

One of ordinary skill in the art will appreciate that: all or part of step that realizes above-mentioned each embodiment of the method can complete by the relevant hardware of programmed instruction.Aforesaid program can be stored in a computer read/write memory medium.This program, when carrying out, is carried out the step that comprises above-mentioned each embodiment of the method; And aforesaid storage medium comprises: various media that can be program code stored such as ROM, RAM, magnetic disc or CDs.

Finally it should be noted that: each embodiment, only in order to technical scheme of the present invention to be described, is not intended to limit above; Although the present invention is had been described in detail with reference to aforementioned each embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or some or all of technical characterictic is wherein equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.

Claims

1. a TCMS communication system, is characterized in that, comprising: the first outer meeting resistance, the second outer meeting resistance and line power controller, be connected with at least two communication facilitiess on the network-bus between described the first outer meeting resistance and described the second outer end resistance; Described communication facilities connects by described network-bus, and is connected with external power supply and described line power controller by electrical bus;

Described communication facilities, comprising:

2. a fault detection method for TCMS communication facilities, is characterized in that, described TCMS communication system, comprising:

The first outer meeting resistance, the second outer meeting resistance 2 and line power controller, be mounted with at least two communication facilitiess on the network-bus between described the first outer meeting resistance and described the second outer end resistance; Described communication facilities connects by described network-bus, and is connected with external power supply and described line power controller by electrical bus;

Described communication facilities, comprising:

Described method, comprising:

S110, described line power controller determine whether the device identification in described the first list is all recorded in described the second list;

3. method according to claim 2, is characterized in that, the network control module of described center to center communications equipment is determined the relation of closing between communication facilities in a TCMS communication network, comprising:

The network control module of S201, described center to center communications equipment sends request respectively detect-message to each communication facilities in a TCMS communication network;

If the network control module of the described center to center communications equipment of S202 is not received the response message of each communication facilities in a TCMS communication network in Preset Time, to described line power controller, send a notification message;

S203, described line power controller receive described notification message, determine the communication facilities that there is no vicinity in a described TCMS communication network, and the device identification of center to center communications equipment is recorded in the 4th list;

If the network control module of the described center to center communications equipment of S204 receives the response message of communication facilities, and described response message is sent to described line power controller; In described response message, carry the device identification of communication facilities;

S205, described line power controller obtain device identification in described response message and using its corresponding communication facilities as second communication cluster tool, and are recorded in the 3rd list;

S206, described line power controller are selected communication facilities centered by second communication equipment from described the 3rd list, to the network control module of center to center communications equipment, send second switch steering order;

The network control module of S207, center to center communications equipment receives described second switch steering order, and disconnect the first switch and second switch and closed the 4th switch simultaneously, and the first double throw switch is thrown to the low bit line link of the second port and the second double throw switch is thrown to the high bit line link to the second port, so that a described TCMS communication network is divided into the 2nd TCMS communication network;

The network control module of S208, center to center communications equipment sends request respectively detect-message to each communication facilities in the 2nd TCMS communication network;

If the network control module of S209 center to center communications equipment is not received the response message of communication facilities in Preset Time, to described line power controller, send a notification message;

S210, described line power controller receiving notice message, in a TCMS communication network of definite described the first communication facilities, second communication equipment and the first communication facilities are contiguous, and will close on relation record in the 4th list;

If the network control module of S211 center to center communications equipment receives the response message of communication facilities, and described response message is sent to described line power controller;

S212, described line power controller receive described response message and determine that in a TCMS communication network of described the first communication facilities, second communication equipment is not the communication facilities contiguous with the first communication facilities, from described the 3rd list, select communication facilities centered by third communication equipment, to the network control module of center to center communications equipment, send second switch steering order; Execution step S207～S208;

If the network control module of S213 center to center communications equipment is not received the response message of communication facilities in Preset Time, to described line power controller, send a notification message;

S214, described line power controller receiving notice message, in a TCMS communication network of definite described the first communication facilities, third communication equipment and the first communication facilities are contiguous, and will close on relation record in the 4th list;

S215, described line power controller are after the contiguous second communication equipment of definite and described the first communication facilities, adopting uses the same method determines the adjacent communication equipment of the communication facilities contiguous with the first communication facilities from the 3rd list, and will close on relation record in the 4th list; By that analogy, until determine the proximity relations of all communication facilitiess in the 3rd list.

4. method according to claim 2, is characterized in that, the network control module of described center to center communications equipment is determined the relation of closing between communication facilities in the 2nd TCMS communication network, comprising:

The network control module of S301, described center to center communications equipment sends request respectively detect-message to each communication facilities in the 2nd TCMS communication network;

If the network control module of the described center to center communications equipment of S302 is not received the response message of each communication facilities in the 2nd TCMS communication network in Preset Time, to described line power controller, send a notification message;

S303, described line power controller receive described notification message, determine the communication facilities that there is no vicinity in described the 2nd TCMS communication network;

If the network control module of the described center to center communications equipment of S304 receives the response message of communication facilities, and described response message is sent to described line power controller; In described response message, carry the device identification of communication facilities;

S305, described line power controller obtain device identification in described response message and using its corresponding communication facilities as third communication cluster tool, and are recorded in the 5th list;

S306, described line power controller are selected communication facilities centered by the 4th communication facilities from described the 5th list, to the network control module of center to center communications equipment, send the first switching control instruction;

The network control module of S307, center to center communications equipment receives described the first switching control instruction, and disconnect the first switch and second switch and closed the 3rd switch, and the first double throw switch is thrown to the low bit line link of the first port and the second double throw switch is thrown to the high bit line link to the first port, so that described the 2nd TCMS communication network is divided into a TCMS communication network;

The network control module of S308, center to center communications equipment sends request respectively detect-message to each communication facilities in a TCMS communication network;

If the network control module of S309 center to center communications equipment is not received the response message of communication facilities in Preset Time, to described line power controller, send a notification message;

S310, described line power controller receiving notice message, in the 2nd TCMS communication network of definite described the first communication facilities, third communication equipment and the first communication facilities are contiguous, and will close on relation record in the 6th list;

If the network control module of S311 center to center communications equipment receives the response message of communication facilities, and described response message is sent to described line power controller;

S312, described line power controller receive described response message, in the 2nd TCMS communication network of definite described the first communication facilities, third communication equipment is not the communication facilities contiguous with the first communication facilities, from described the 5th list, select communication facilities centered by the 4th communication facilities, to the network control module of center to center communications equipment, send the first switching control instruction; Execution step S307～S308;

If the network control module of S313 center to center communications equipment is not received the response message of communication facilities in Preset Time, to described line power controller, send a notification message;

S314, described line power controller receiving notice message, in the 2nd TCMS communication network of definite described the first communication facilities, the 4th communication facilities and the first communication facilities are contiguous, and will close on relation record in the 6th list;

S315, described line power controller are after the contiguous third communication equipment of definite and described the first communication facilities, adopting uses the same method determines the adjacent communication equipment of the communication facilities contiguous with the first communication facilities from the 5th list, and will close on relation record in the 6th list; By that analogy, until find out the proximity relations of all communication facilitiess in the 5th list.

5. method according to claim 2, is characterized in that, also comprises:

Described line power controller receives the instruction of second network communication check, and selects communication facilities centered by the first communication facilities; And send fault detect instruction to the network control module of described center to center communications equipment;

The network control module of described center to center communications equipment receives fault detect instruction, and whether a TCMS communication network of inspection center's communication facilities exists erroneous frame;

If a TCMS communication network exists erroneous frame, the network control module of described center to center communications equipment is determined the communication facilities that sends erroneous frame, testing result is sent to display device and show;

If a TCMS communication network does not exist erroneous frame, whether the 2nd TCMS communication network of the network control module inspection center communication facilities of described center to center communications equipment there is erroneous frame;

If the 2nd TCMS communication network does not exist erroneous frame, the network control module of described center to center communications equipment sends display device by testing result and shows;

If the 2nd TCMS communication network exists erroneous frame, the network control module of described center to center communications equipment is determined the communication facilities that sends erroneous frame, testing result is sent to display device and show.

6. method according to claim 5, is characterized in that, if a described TCMS communication network exists erroneous frame, the network control module of described center to center communications equipment is determined the communication facilities that sends erroneous frame, comprising:

The network control module of described center to center communications equipment is to described line power controller dispatching centre communication facilities selection instruction;

Communication facilities centered by second communication equipment in described line power controller selection the one TCMS communication network;

The network control module of center to center communications equipment disconnects the first switch and second switch; A described TCMS communication network is divided into the 3rd TCMS communication network and the 4th TCMS communication network two parts;

Closed the 3rd switch of network control module of center to center communications equipment, and the first double throw switch is thrown to the low bit line link of the first port and the second double throw switch is thrown to the high bit line link to the first port, to detect the 3rd TCMS communication network, whether there is erroneous frame;

The network control module of center to center communications equipment sends to each communication facilities in described the 3rd TCMS communication network the request of detection, and detects the 3rd TCMS communication network and whether have erroneous frame;

If there is not erroneous frame in the 3rd TCMS communication network, closed the 4th switch of network control module of center to center communications equipment, and the first double throw switch is thrown to the low bit line link of the second port and the second double throw switch is thrown to the high bit line link to the second port, to detect described the 4th TCMS communication network, whether there is erroneous frame;

The network control module of center to center communications equipment sends to each communication facilities in described the 2nd TCMS communication network the request of detection, and detects the 4th TCMS communication network and whether have erroneous frame;

If the 4th TCMS communication network does not exist erroneous frame, the network control module of center to center communications equipment determines that second communication equipment is in a TCMS communication network, to send the communication facilities of erroneous frame;

If the 4th TCMS communication network exists erroneous frame, adopting uses the same method is divided into two parts by the 4th TCMS communication network, detects respectively two parts and whether has erroneous frame, by that analogy until find out the communication facilities that sends erroneous frame;

If the 3rd TCMS communication network exists erroneous frame, adopting uses the same method is divided into two parts by the 3rd TCMS communication network, detects respectively two parts and whether has erroneous frame, by that analogy until find out the communication facilities that sends erroneous frame.

7. method according to claim 5, is characterized in that, if described the 2nd TCMS communication network exists erroneous frame, the network control module of described center to center communications equipment is determined the communication facilities that sends erroneous frame, comprising:

Communication facilities centered by second communication equipment in described line power controller selection the 2nd TCMS communication network;

The network control module of center to center communications equipment disconnects the first switch and second switch; Described the 2nd TCMS communication network is divided into the 5th TCMS communication network and the 6th TCMS communication network two parts;

Closed the 3rd switch of network control module of center to center communications equipment, and the first double throw switch is thrown to the low bit line link of the first port and the second double throw switch is thrown to the high bit line link to the first port, to detect the 5th TCMS communication network, whether there is erroneous frame;

The network control module of center to center communications equipment sends to each communication facilities in described the 5th TCMS communication network the request of detection, and detects the 5th TCMS communication network and whether have erroneous frame;

If there is not erroneous frame in the 5th TCMS communication network, closed the 4th switch of network control module of center to center communications equipment, and the first double throw switch is thrown to the low bit line link of the second port and the second double throw switch is thrown to the high bit line link to the second port, to detect described the 6th TCMS communication network, whether there is erroneous frame;

The network control module of center to center communications equipment sends to each communication facilities in described the 2nd TCMS communication network the request of detection, and detects the 6th TCMS communication network and whether have erroneous frame;

If the 6th TCMS communication network does not exist erroneous frame, the network control module of center to center communications equipment determines that second communication equipment is in a TCMS communication network, to send the communication facilities of erroneous frame;

If the 6th TCMS communication network exists erroneous frame, adopting uses the same method is divided into two parts by the 6th TCMS communication network, detects respectively two parts and whether has erroneous frame, by that analogy until find out the communication facilities that sends erroneous frame;

If the 5th TCMS communication network exists erroneous frame, adopting uses the same method is divided into two parts by the 5th TCMS communication network, detects respectively two parts and whether has erroneous frame, by that analogy until find out the communication facilities that sends erroneous frame.

8. method according to claim 2, is characterized in that, also comprises:

If a TCMS communication network exists erroneous frame, the network control module of described center to center communications equipment is to described line power controller dispatching centre communication facilities selection instruction;

Described line power controller receiving center communication facilities selection instruction, communication facilities centered by the second communication equipment of selection and described center to center communications proximity of devices from a TCMS communication network, and disconnect the first switch of second communication equipment and second switch and closed the 3rd switch

Whether the TCMS communication network that the network control module of center to center communications equipment detects second communication equipment there is erroneous frame;

If a TCMS communication network of second communication equipment does not exist erroneous frame, the network control module of center to center communications equipment determines that second communication equipment is in a described TCMS communication network, to send the communication facilities of erroneous frame;

If there is erroneous frame in a TCMS communication network of second communication equipment, by that analogy, according to proximity relations, successively by communication facilities the first switch in a TCMS communication network and second switch disconnection and the 3rd switch closure, adopt and use the same method until find out the communication facilities that sends erroneous frame; Testing result is sent to display device to be shown;

If a TCMS communication network does not exist erroneous frame, the network control module of described center to center communications equipment is to described line power controller dispatching centre communication facilities selection instruction;

Described line power controller receiving center communication facilities selection instruction, communication facilities centered by the third communication equipment of selection and described center to center communications proximity of devices from the 2nd TCMS communication network, and disconnect the first switch of third communication equipment and second switch and closed the 3rd switch

The network control module of center to center communications equipment detects the new TCMS communication network being comprised of third communication equipment and a described TCMS communication network and whether has erroneous frame;

If described new TCMS communication network exists erroneous frame, the network control module of center to center communications equipment determines that third communication equipment is in new TCMS communication network, to send the communication facilities of erroneous frame;

If there is not erroneous frame in described new TCMS communication network, by that analogy, according to proximity relations, the communication facilities in the 2nd TCMS communication network is added in a described TCMS communication network successively, adopt and use the same method until find out the communication facilities that sends erroneous frame, testing result is sent to display device and show.

9. according to the method described in claim 5～7, it is characterized in that, described center to center communications equipment is the communication facilities in described TCMS communication network centre position.