CN104354724A - Remote synchronous control method for comprehensive automatic system of railway - Google Patents
Remote synchronous control method for comprehensive automatic system of railway Download PDFInfo
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- CN104354724A CN104354724A CN201410555100.0A CN201410555100A CN104354724A CN 104354724 A CN104354724 A CN 104354724A CN 201410555100 A CN201410555100 A CN 201410555100A CN 104354724 A CN104354724 A CN 104354724A
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Abstract
The invention discloses a remote synchronous control method for a comprehensive automatic system of a railway. The remote synchronous control method comprises the following steps: calling a fixed value and a control character: a scheduling center sends a scheduling instruction to a communication machine, and the communication machine calls fixed value and control character information of a protection device and uniformly sends the fixed value and control character information to the scheduling center; pre-modifying the fixed value and the control character: the scheduling center pre-modifies the fixed value and the control character, and the communication machine stores pre-modified data, pre-modifies the fixed value and the control character of the protection device and sends a pre-modification finishing instruction to the scheduling center; executing fixed value and control character modification: the scheduling center sends a modification execution instruction to the communication machine, and the communication machine sends the modification execution instruction to the protection device to execute modification operation; confirming a modification result. The invention provides the remote synchronous control method for the comprehensive automatic system of the railway, remote synchronous modification on the fixed value and the control character can be realized; furthermore, single data type remote synchronous modification is supported, and the automation level of the comprehensive automatic system of the railway is increased.
Description
Technical field
The present invention relates to a kind of control method, particularly one railway combined automation system remote synchronized control system method.
Background technology
Along with the development of economic construction, the paces of railway construction in China constantly advance, especially the construction of High-speed Passenger Dedicated Lines.Meanwhile, railway combined automatic technology, obtains applying more and more widely with management at railway operation.Railway combined automatic technology is premised on safety in production and reliability service, by the improvement of the aspects such as design optimization, technology innovation and operation management, reduce or withdrawn the daily attendant of rail traction, high-quality human resources are concentrated and is provided in scheduling centralized control center or operation team, solve potential human resources contradiction, reduce human cost, thus improve labor efficiency, decrease people for maloperation, and progressively simplify building and nonproductive service facility in station, save occupation of land and cost investment.
The amendment of definite value and control word is the part that in traction institute, proterctive equipment operates outbalance; definite value traditional at present and the amending method of control word only support that dispatcher operates definite value in centralized control center or control center, and the action need attendant of control word or the enterprising line operate of the fender guard of operations staff in substation.
For a long time, owing to lacking clear and definite working specification and method is revised to instruct the remote synchronization of definite value and control word, centralized control center or control center is caused can not to carry out remote synchronization retouching operation to definite value and control word.Along with the popularization of railway combined automatic technology, the widespread use especially in high speed passenger dedicated railway, the complex automation realized truly just becomes a current difficult problem anxious to be resolved.Synchronous vacations due to definite value and control word relates to the concrete protection setting of definite value and the throwing of defencive function group is moved back; so just be directly connected to the safe operation of traction institute, therefore must have a practicable method to ensure the safe reliability that definite value and control word remote synchronization operate.
Summary of the invention
The object of the invention is to overcome deficiency of the prior art, a kind of railway combined automation system remote synchronized control system method is provided, definite value and the amendment of control word remote synchronization can be realized, ensure the safe reliability of definite value and the operation of control word remote synchronization.
For achieving the above object, the technical solution adopted in the present invention is: railway combined automation system remote synchronized control system method, comprises the following steps:
Step one: calling definite value, control word: control center sends dispatch command to communication equipment, the definite value of communication equipment calling fender guard and control word information, unified Shang Song control center;
Step 2: revise definite value, control word in advance: control center revises in advance to the definite value that communication equipment send, control word, and issue Synchronous Pre modify instruction to communication equipment, communication equipment stores pre-Update Table, the definite value of fender guard, control word are revised in advance, after pre-amendment completes, send and revised instruction to control center in advance;
Step 3: perform amendment definite value, control word: after control center receives and revised instruction in advance, sends and performs modify instruction to communication equipment, and communication equipment issues and performs modify instruction to fender guard, performs retouching operation;
Step 4: confirm amendment result: control center sends dispatch command again to communication equipment, calling definite value, control word information, confirm the definite value of fender guard, that whether control word is revised be errorless.
Call the concrete operation step of definite value, control word as follows described in step one:
S01: control center sends dispatch command to communication equipment, and the dispatch command that communication equipment issues from control center obtains trivial number of definite value, and judges whether the definite value district specified control center is effective definite value district: if not, then enter S02; If so, then step S03 is entered;
S02: communication equipment sends command information to fender guard, to obtain trivial number of fender guard current operation definite value, then calls definite value and the control word information in fender guard current operation definite value district successively;
S03: communication equipment calls fender guard to specify definite value and the control word information in definite value district successively;
S04: after fender guard sending definite value and control word complete, the definite value that fender guard returns by communication equipment, control word information unification Shang Song control center.
Revise in advance described in step 2 definite value, control word concrete operation step as follows:
S05: control center revises definite value and control word information in advance, and synchronous vacations mark and data type mark are set, issue Synchronous Pre modify instruction to communication equipment;
S06: communication equipment carries out Synchronous Pre retouching operation according to synchronous vacations mark, the pre-retouching operation of single step judges: if Synchronous Pre retouching operation, then enter step S07; If the pre-retouching operation of single step, then enter step S08;
S07: communication equipment carries out classification to definite value and the pre-Update Table of control word and stores, successively the definite value of fender guard, control word are revised in advance, and the Synchronous Pre that fender guard send has been revised instruction send to control center, enter Synchronous Pre amendment executable operations;
S08: communication equipment judges that data type is definite value or control word further according to data type mark; and store accordingly, pre-retouching operation; and instruction has been revised in the single step that fender guard send in advance send to control center, enter single step and revise executable operations in advance.
The concrete operation step of described Synchronous Pre amendment executable operations is as follows: after control center's reception Synchronous Pre has revised instruction, send and perform synchronous vacations instruction to communication equipment, send instructions under communication equipment to fender guard, perform amendment definite value, change control word successively, and the execution amendment result that fender guard returns is judged, if perform successfully modified, then notify that control center has revised; Otherwise, return step 2, again definite value, control word revised in advance.
The concrete operation step that executable operations is revised in described single step is in advance as follows: after control center's reception single step has revised instruction in advance, send and perform single step modify instruction to communication equipment, send instructions under communication equipment to fender guard, amendment definite value or control word is performed according to data type mark, and the execution amendment result that fender guard returns is judged, if perform successfully modified, then notify that control center has revised; Otherwise, return step 2, again definite value, control word revised in advance.
Describedly confirm that the concrete operation step of amendment result is as follows: control center again by the communication equipment calling definite value of fender guard and control word information, if the definite value of fender guard, control word respectively and the definite value of pre-amendment, control word consistent, then operated; Otherwise shut-down operation, returns step 2, again definite value, control word are revised in advance.
Compared with prior art, the beneficial effect that the present invention reaches is: provide a kind of railway combined automation system remote synchronized control system method, the remote synchronization amendment of definite value and control word can not only be realized, and support that the remote synchronization of single data type is revised, achieve railway combined automation system centralized control, further increase the automatization level of railway combined automation system; After having revised, confirmation of modifying further operates, and ensure that the safety of definite value and the operation of control word remote synchronization, reliability.
Accompanying drawing explanation
Fig. 1 is the functional block diagram of railway combined automation system of the present invention.
Fig. 2 is the operational flowchart of calling definite value, control word in the present invention.
Fig. 3 is the operational flowchart revising definite value, control word in the present invention in advance.
Fig. 4 is the operational flowchart performing amendment definite value, control word in the present invention.
Detailed description of the invention
As shown in Figure 1, be the functional block diagram of the railway combined automation system that the inventive method adopts, comprise control center, communication equipment and fender guard, control center is used for accepting command information and fender guard definite value and control word information; Communication equipment, the command information sent control center is transported to fender guard, and the definite value fed back by fender guard and control word information conveyance are to control center.
Railway combined automation system remote synchronized control system method provided by the present invention, comprises the following steps:
Step one: calling definite value, control word: control center sends dispatch command to communication equipment, the definite value of communication equipment calling fender guard and control word information, unified Shang Song control center;
Step 2: revise definite value, control word in advance: control center revises in advance to the definite value that communication equipment send, control word, and issue Synchronous Pre modify instruction to communication equipment, communication equipment stores pre-Update Table, the definite value of fender guard, control word are revised in advance, after pre-amendment completes, send and revised instruction to control center in advance;
Step 3: perform amendment definite value, control word: after control center receives and revised instruction in advance, sends and performs modify instruction to communication equipment, and communication equipment issues and performs modify instruction to fender guard, performs retouching operation;
Step 4: confirm amendment result: control center sends dispatch command again to communication equipment, calling definite value, control word information, confirm the definite value of fender guard, that whether control word is revised be errorless.
Below in conjunction with Figure of description, the present invention is described in further detail.
Step one: calling definite value, control word: as shown in Figure 2, be the operational flowchart of calling definite value, control word in the present invention.
S01: control center sends dispatch command to communication equipment, and the dispatch command that communication equipment issues from control center obtains trivial number of definite value, and judges whether the definite value district specified control center is effective definite value district: if not, then enter S02; If so, then step S03 is entered.In software program orchestrate, current operation definite value trivial AREA_NO=255 can be established, specify definite value trivial AREA_NO ∈ [0,255), by AREA_NO ∈ [0,255) definite value district is judged.
S02: communication equipment sends command information to fender guard, to obtain trivial number of fender guard current operation definite value, then calls definite value and the control word information in fender guard current operation definite value district successively.For current operation definite value district send result to judge, available GET_CURAREA_FINISH=1 judges, if GET_CURAREA_FINISH=1, then show to have sent, if GET_CURAREA_FINISH=0, then show to send failure, shut-down operation, judge whether that needing to re-start synchronous operation controls, and if desired, then returns step S01, otherwise, directly exit.
S03: communication equipment calls fender guard to specify definite value and the control word information in definite value district successively:
First communication equipment sends command information and calls point information to fender guard; judge to have sent on whether point information by instruction GET_DZ_FINISH=1; if GET_DZ_FINISH=1; then show to have sent; communication equipment can send instruction calling control word information; if GET_DZ_FINISH=0, then show point information send failure.Send state in control word information, available GET_CTLWD_FINISH=1 judges, GET_CTLWD_FINISH=1 represents control word information has been sent, and GET_CTLWD_FINISH=0 represents control word information send failure.All need to stop calling operation to the situation of GET_DZ_FINISH=0 or GET_CTLWD_FINISH=0, judge whether that needing to re-start synchronous operation controls.
S04: after fender guard sending definite value and control word complete, the definite value that fender guard returns by communication equipment, control word information unification Shang Song control center.
Step 2: revise definite value, control word in advance: as shown in Figure 3, be the operational flowchart revising definite value, control word in the present invention in advance, concrete operation step is as follows:
S05: control center revises definite value and control word information in advance, and synchronous vacations mark and data type mark are set, issue Synchronous Pre modify instruction to communication equipment.If Synchronous Pre modified logo SYN_DO, SYN_DO=1 are Synchronous Pre amendment definite value and control word operation, SYN_DO=0 is that definite value or control word operation are revised in single step in advance; Data type mark DATA_TYPE, DATA_TYPE=1 are definite value, and DATA_TYPE=0 is control word.
S06: communication equipment carries out Synchronous Pre retouching operation according to synchronous vacations mark, the pre-retouching operation of single step judges: if SYN_DO=1, namely Synchronous Pre retouching operation, then enter step S07; If SYN_DO=0, namely the pre-retouching operation of single step, then enter step S08.
S07: for Synchronous Pre retouching operation: communication equipment carries out classification storage according to data type mark DATA_TYPE to definite value and the pre-Update Table of control word, revises in advance successively to the definite value of fender guard, control word.Judge that whether definite value is successfully modified in advance with command M ODIFY_DZ_SEL=1, MODIFY_DZ_SEL=1 shows fixed value modification success, and MODIFY_DZ_SEL=0 shows that definite value revises failure in advance; Judge that whether control word is successfully modified with command M ODIFY_CTLWD_SEL=1, MODIFY_CTLWD_SEL=1 shows that control word is successfully modified, MODIFY_CTLWD_SEL=0 shows that control word revises failure in advance, only have that definite value is successfully modified in advance just to be revised control word further in advance, when definite value or control word are revised failed in advance, all need shut-down operation, judge whether that needs re-start pre-retouching operation.If definite value and control word information all complete pre-retouching operation, the Synchronous Pre that fender guard send then has been revised instruction and has been sent to control center by communication equipment, enters Synchronous Pre amendment executable operations;
S08: for the pre-retouching operation of single step: communication equipment judges that data type is definite value or control word further according to data type mark; and store accordingly, pre-retouching operation; and instruction has been revised in the single step that fender guard send in advance send to control center, enter single step and revise executable operations in advance.
Step 3: perform amendment definite value, control word: be divided into Synchronous Pre to revise executable operations and single step and revise executable operations in advance, Synchronous Pre amendment executable operations is carried out for Synchronous Pre amendment, revises in advance during the pre-retouching operation of single step carry out for single step.
The concrete operation step of Synchronous Pre amendment executable operations is as follows: after control center's reception Synchronous Pre has revised instruction, send and perform synchronous vacations instruction to communication equipment, send instructions under communication equipment to fender guard, perform amendment definite value successively, change control word, it is MODIFY_DZ_EXE=1 that definite value performs successfully modified instruction, performing amendment failure command is MODIFY_DZ_EXE=0, it is MODIFY_CTLWD_EXE=1 that control word performs successfully modified instruction, performing amendment failure command is MODIFY_CTLWD_EXE=0, the success of execution fixed value modification is only had just to perform amendment to control word further, no matter be that definite value or control word occur performing when revising unsuccessfully, all need shut-down operation, judge whether that needs re-start pre-retouching operation.Definite value and control word all perform successfully modified after, communication equipment notice control center revised.
The concrete operation step that executable operations is revised in single step is in advance as follows: after control center's reception single step has revised instruction in advance, send and perform single step modify instruction to communication equipment, send instructions under communication equipment to fender guard, amendment definite value or control word is performed according to data type mark, and the execution amendment result that fender guard returns is judged, if perform successfully modified, then notify that control center has revised; Otherwise, return step 2, again definite value, control word revised in advance.
Step 4: confirm amendment result: control center again by the communication equipment calling definite value of fender guard and control word information, if the definite value of fender guard, control word respectively and the definite value of pre-amendment, control word consistent, then operated; Otherwise shut-down operation, returns step 2, again definite value, control word are revised in advance.
Be described in further detail the present invention below in conjunction with embodiment, following examples only for technical scheme of the present invention is clearly described, and can not limit the scope of the invention with this.
Embodiment one:
The present embodiment is definite value and soft pressing plate remote synchronized control system method; comprise the steps: that control center receives task, need long-range to traction in current operation definite value district's definite value of line protective devices NSR612RF and control word comprise overcurrent charge protection current ration, overcurrent charge protection time limit value, overcurrent charge protection open hour definite value and overcurrent charge protection input control word operate.Change overcurrent charge protection current ration into 25A by 20A, during overcurrent charge protection, limit value changes 0.1S into by 0.2S, and overcurrent charge protection open hour definite value changes 3S into by 5S, and overcurrent charge protection control word changes input 1 into by exiting 0.It can thus be appreciated that the definite value of expecting in the present embodiment and control word amendment result are 25A, 0.1S, 3S, 1.Concrete as table 1:
Table 1 route protection definite value and control word
Step one: calling definite value, control word: the overcurrent charge protection group definite value of calling in the present embodiment and control word expected value are respectively 20A, 0.2S, 5S, 0.According to Fig. 2, send instructions under control center, calling definite value and control word information, definite value area code AREA_NO=255.Communication equipment receives dispatch command, first judges definite value district, and " AREA_NO=255 " i.e. control center carries out definite value and control word calling to current operation definite value district.Send instructions under communication equipment trivial number of calling fender guard definite value, and return results fender guard and judge, " GET_CURAREA_FINISH=1 " i.e. communication equipment obtains the success of fender guard operation definite value trivial.Send instructions under communication equipment calling fender guard definite value, and return results fender guard and judge, " GET_DZ_FINISH=1 " i.e. communication equipment obtains fender guard point information successfully.Send instructions under communication equipment calling fender guard control word, and return results fender guard and judge, " GET_CTLWD_FINISH=1 " communication equipment obtains the success of fender guard control word information.The definite value that fender guard returns by communication equipment and control word information unification Shang Song control center, control center's calling definite value and control word information complete.
Step 2: revise definite value, control word in advance: the overcurrent charge protection group definite value of pre-amendment in the present embodiment and control word are revised numerical value in advance and be respectively 25A, 0.1S, 3S, 1; according to Fig. 3; send instructions under control center; pre-amendment definite value and control word information, and Synchronous Pre modified logo SYN_DO=1.Communication equipment receives dispatch command, and judge synchronous vacations mark, " SYN_DO=1 " i.e. control center carries out Synchronous Pre amendment to definite value and control word, and communication equipment is classified to definite value and the pre-Update Table of control word and stores.Communication equipment issues revises constant value command in advance, and returns results fender guard and judge, " MODIFY_DZ_SEL=1 " i.e. communication equipment revises definite value success in advance.Send instructions under communication equipment pre-change control word, and return results fender guard and judge, the pre-change control word success of " MODIFY_CTLWD_SEL=1 " i.e. communication equipment.Communication equipment notice control center revises definite value in advance and control word information completes.
Step 3: perform amendment definite value, control word: the overcurrent charge protection group definite value and the control word numerical value that perform amendment in the present embodiment are respectively 25A, 0.1S, 3S, 1; according to Fig. 4; send instructions under control center; perform amendment definite value and control word information; communication equipment identifies SYN_DO=1 according to synchronous operation; issue and perform amendment constant value command, and return results fender guard and judge, it is successful that " MODIFY_DZ_EXE=1 " i.e. communication equipment performs amendment definite value.Send instructions under communication equipment and perform change control word, and return results fender guard and judge, " MODIFY_CTLWD_EXE=1 " i.e. communication equipment performs the success of change control word, and communication equipment notice control center performs revises definite value and control word information completes.
Step 4: confirm amendment result: control center's calling definite value and control word information; overcurrent charge protection group definite value and control word numerical value are respectively 25A, 0.1S, 3S, 1; illustrate definite value that fender guard returns and control word numerical value with revise in advance consistent; the successful operation of remote synchronization amendment definite value and control word, operation terminates.
The present embodiment is applicable to the remote synchronization operation of current operation definite value district's definite value and control word, also to single definite value and the operation of single control word remote synchronization, also can operate multiple definite value and multiple control word remote synchronization.
Embodiment two:
The definite value of the present embodiment and soft pressing plate remote synchronized control system method; comprise the steps: that control center receives task, need long-range to traction in transformer differential protection NSR691RF appointment definite value district's definite value and control word comprises high pressure side overcurrent definite value and high pressure side overcurrent input control word operates.Change high pressure side overcurrent definite value into 60A by 50A, high pressure side overcurrent input control word exits 0 by dropping into 1 instead.It can thus be appreciated that the definite value of expecting in the present embodiment and control word amendment result are 60A, 0.Concrete as table 2:
Table 2 transformer differential protection definite value and control word
Step one: calling definite value, control word: the high pressure side overcurrent group definite value of calling in the present embodiment and control word expected value are respectively 50A, 1.According to Fig. 2, send instructions under control center, calling definite value and control word information, definite value area code AREA_NO=1.Communication equipment receives dispatch command, first judges definite value district, and " AREA_NO=1 " i.e. control center specifies definite value district 1, carries out definite value and control word calling operation.Send instructions under communication equipment calling fender guard definite value, and return results fender guard and judge, " GET_DZ_FINISH=1 " i.e. communication equipment obtains fender guard point information successfully.Send instructions under communication equipment calling fender guard control word, and return results fender guard and judge, " GET_CTLWD_FINISH=1 " communication equipment obtains the success of fender guard control word information.The definite value that fender guard returns by communication equipment and control word information unification Shang Song control center, control center's calling definite value and control word information complete.
Step 2, step 3, step 4 are substantially identical with embodiment one, repeat no more.
The present embodiment is applicable to control center to specifying the definite value in definite value district and the operation of control word remote synchronization, and it is equally applicable to single definite value and the operation of single control word remote synchronization, and multiple definite value and the operation of multiple control word remote synchronization.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the technology of the present invention principle; can also make some improvement and distortion, these improve and distortion also should be considered as protection scope of the present invention.
Claims (6)
1. railway combined automation system remote synchronized control system method, is characterized in that, comprise the following steps:
step one: calling definite value, control word:control center sends dispatch command to communication equipment, the definite value of communication equipment calling fender guard and control word information, unified Shang Song control center;
step 2: revise definite value, control word in advance:control center revises in advance to the definite value that communication equipment send, control word, and issuing Synchronous Pre modify instruction to communication equipment, communication equipment stores pre-Update Table, revises in advance the definite value of fender guard, control word, after pre-amendment completes, send and revised instruction to control center in advance;
step 3: perform amendment definite value, control word:after control center receives and revised instruction in advance, send and perform modify instruction to communication equipment, communication equipment issues and performs modify instruction to fender guard, performs retouching operation;
step 4: confirm amendment result:control center sends dispatch command again to communication equipment, and calling definite value, control word information, confirm the definite value of fender guard, that whether control word is revised is errorless.
2. railway combined automation system remote synchronized control system method according to claim 1, is characterized in that, call the concrete operation step of definite value, control word as follows described in step one:
S01: control center sends dispatch command to communication equipment, and the dispatch command that communication equipment issues from control center obtains trivial number of definite value, and judges whether the definite value district specified control center is effective definite value district: if not, then enter S02; If so, then step S03 is entered;
S02: communication equipment sends command information to fender guard, to obtain trivial number of fender guard current operation definite value, then calls definite value and the control word information in fender guard current operation definite value district successively;
S03: communication equipment calls fender guard to specify definite value and the control word information in definite value district successively;
S04: after fender guard sending definite value and control word complete, the definite value that fender guard returns by communication equipment, control word information unification Shang Song control center.
3. railway combined automation system remote synchronized control system method according to claim 1, is characterized in that, revise in advance described in step 2 definite value, control word concrete operation step as follows:
S05: control center revises definite value and control word information in advance, and synchronous vacations mark and data type mark are set, issue Synchronous Pre modify instruction to communication equipment;
S06: communication equipment carries out Synchronous Pre retouching operation according to synchronous vacations mark, the pre-retouching operation of single step judges: if Synchronous Pre retouching operation, then enter step S07; If the pre-retouching operation of single step, then enter step S08;
S07: communication equipment carries out classification to definite value and the pre-Update Table of control word and stores, successively the definite value of fender guard, control word are revised in advance, and the Synchronous Pre that fender guard send has been revised instruction send to control center, enter Synchronous Pre amendment executable operations;
S08: communication equipment judges that data type is definite value or control word further according to data type mark; and store accordingly, pre-retouching operation; and instruction has been revised in the single step that fender guard send in advance send to control center, enter single step and revise executable operations in advance.
4. railway combined automation system remote synchronized control system method according to claim 3, is characterized in that, the concrete operation step of described Synchronous Pre amendment executable operations is as follows:
After control center's reception Synchronous Pre has revised instruction, send and perform synchronous vacations instruction to communication equipment, send instructions under communication equipment to fender guard, perform amendment definite value, change control word successively, and the execution amendment result that fender guard returns is judged, if perform successfully modified, then notify that control center has revised; Otherwise, return step 2, again definite value, control word revised in advance.
5. railway combined automation system remote synchronized control system method according to claim 3, it is characterized in that, the concrete operation step that executable operations is revised in described single step is in advance as follows:
After control center's reception single step has revised instruction in advance, send and perform single step modify instruction to communication equipment, send instructions under communication equipment to fender guard, amendment definite value or control word is performed according to data type mark, and the execution amendment result that fender guard returns is judged, if perform successfully modified, then notify that control center has revised; Otherwise, return step 2, again definite value, control word revised in advance.
6. railway combined automation system remote synchronized control system method according to claim 1, is characterized in that, the concrete operation step of described confirmation amendment result is as follows:
Control center again by the communication equipment calling definite value of fender guard and control word information, if the definite value of fender guard, control word respectively and the definite value of pre-amendment, control word consistent, then operated; Otherwise shut-down operation, returns step 2, again definite value, control word are revised in advance.
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| CN107069968A (en) * | 2017-05-05 | 2017-08-18 | 国家电网公司 | A kind of method, main website, stability control device and the system of remotely modifying definite value |
| CN110214108A (en) * | 2017-01-17 | 2019-09-06 | 西门子交通有限公司 | It is used for transmission the method and railway component of message |
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| CN103117598A (en) * | 2013-01-28 | 2013-05-22 | 南京南瑞继保电气有限公司 | Constant value remote setting maintenance-free system for transformer substation |
| CN103744422A (en) * | 2014-01-06 | 2014-04-23 | 国家电网公司 | Automatic testing method for relay protection device based on IEC61850 standard |
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| CN110214108A (en) * | 2017-01-17 | 2019-09-06 | 西门子交通有限公司 | It is used for transmission the method and railway component of message |
| CN110214108B (en) * | 2017-01-17 | 2022-04-08 | 西门子交通有限公司 | Method for transmitting messages and railway component |
| CN107069968A (en) * | 2017-05-05 | 2017-08-18 | 国家电网公司 | A kind of method, main website, stability control device and the system of remotely modifying definite value |
| CN107069968B (en) * | 2017-05-05 | 2020-03-27 | 国家电网公司 | Method for remotely modifying fixed value, master station, target device and system |
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