CN104242237B - Protect definite value input equipment and protection definite value input method - Google Patents
Protect definite value input equipment and protection definite value input method Download PDFInfo
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- CN104242237B CN104242237B CN201310250447.XA CN201310250447A CN104242237B CN 104242237 B CN104242237 B CN 104242237B CN 201310250447 A CN201310250447 A CN 201310250447A CN 104242237 B CN104242237 B CN 104242237B
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- value data
- storage chip
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- 230000004224 protection Effects 0.000 title claims abstract description 168
- 238000000034 method Methods 0.000 title claims abstract description 16
- 230000005540 biological transmission Effects 0.000 claims description 10
- 238000004891 communication Methods 0.000 claims description 7
- 238000013500 data storage Methods 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 abstract description 7
- 230000005611 electricity Effects 0.000 description 3
- 230000003044 adaptive effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005055 memory storage Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
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- 208000014674 injury Diseases 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The invention discloses one kind protection definite value input equipment and protection definite value input method.Wherein, a kind of protection definite value input equipment includes:Interface circuit, for receiving or sending protection value data;And storage chip, it is connected with interface circuit, for storage protection value data.By the present invention, solve the problems, such as easily occur erroneous input when carrying out to electric protective device in the prior art and protect definite value to set, the correctness of Protection parameters is ensure that while improving operating efficiency.
Description
Technical field
The present invention relates to power system automatic field, in particular to one kind protection definite value input equipment and protection
Definite value input method.
Background technology
In power system and it is related to high-low pressure for the electric device with electricity consumption, in order to ensure to cut in device fails
Power-off source, to prevent personal injury and protection electrical equipment, it is required for configuring electric protective device.
Because the application scenario of protection device is different, it is necessary to require that carrying out adaptive setting draws protection according to specific protection
Definite value.Therefore, the protection definite value of electric protective device is required for the protection definite value input service at the scene of carrying out, to meet protection electricity
The requirement of gas equipment and the superior and the subordinate's protection cooperation.Existing relay protection constant value input service is commissioning staff according to protection definite value
It is single to carry out being manually entered item by item at the scene, finally carry out protection device debugging and confirm.
Such manual input approach is debug time length, and input error easily occurs, causes tuning error problem.It is special
It is not that very short often caused by given time duration, a transformer station has several when meeting the large-scale base reconstruction project of transformer station
The fixed value list of ten even up to a hundred needs to be inputted in a short period of time, it is easy to tuning error phenomenon occurs.If protect
The situation of definite value mistake is protected, the problem of serious can be produced, or even influences the security of power system, is the big of relay protection industry
Avoid.
Easily there is the problem of erroneous input, mesh during for carrying out to electric protective device in correlation technique and protect definite value to set
It is preceding not yet to propose effective solution.
The content of the invention
The present invention is intended to provide a kind of protection definite value input equipment and protection definite value input method, to solve in the prior art
Easily there is the problem of erroneous input when carrying out to electric protective device and protect definite value to set.
To achieve these goals, according to an aspect of the invention, there is provided a kind of protection definite value input equipment, bag
Include:Interface circuit, for receiving or sending protection value data;And storage chip, it is connected with interface circuit, is protected for storing
Protect value data.
Further, interface circuit includes:First coffret, is connected with storage chip, and definite value number is protected for receiving
According to and transmit to storage chip;Second coffret, is connected with storage chip, for reading protection definite value number from storage chip
According to and send to protection device.
Further, protection definite value input equipment also includes:Encryption chip, it is arranged on storage chip and the first coffret
Between, for carrying out hardware encryption to the protection value data received.
Further, protection definite value input equipment also includes:Deciphering chip, it is arranged on storage chip and the second coffret
Between, for carrying out hardware decryption to the protection value data sent to protection device.
Further, interface circuit is any of following coffret USB transmission interface, Serial Port Transmission interface, nothing
Line radio frequency transmission interface.
Further, storage chip is flash memory storage chip.
To achieve these goals, according to another aspect of the present invention, there is provided one kind protection definite value input method, bag
Include:The control instruction of starting protection definite value input is received by interface circuit;Corresponding control instruction is inquired about in storage chip
Protect value data;And send the guarantor of corresponding control instruction to protection device according to default communication protocol by interface circuit
Protect value data.
Further, also include by connecing before the control instruction of starting protection definite value input is received by interface circuit
Mouth circuit obtains protection value data;And protection value data is stored into storage chip.
Further, protection value data storage to storage chip is included protection value data is encrypted, and
Protection value data after encryption is stored into storage chip.
Further, the guarantor of corresponding control instruction is sent to protection device according to default communication protocol by interface circuit
Shield value data includes:The protection value data of corresponding control instruction is decrypted;Protection value data after decryption is sealed
Fill to meet the packet of communication protocol;And send packet to protection device.
Apply the technical scheme of the present invention, the occasion and require to protect that protection operating personnel can apply according to protection device
Shield value data is prestored in storage chip by interface circuit, and protection definite value is established by interface circuit keeping the scene intact
The data of input equipment and protection device are connected, and the protection definite value is automatically entered to protection device, so as to timely, quick, accurate
Really carry out protecting definite value input service, complete the relaying configuration work of electrical equipment, ensure that while improving operating efficiency
The correctness of Protection parameters.
Brief description of the drawings
The Figure of description for forming the part of the application is used for providing a further understanding of the present invention, and of the invention shows
Meaning property embodiment and its illustrate be used for explain the present invention, do not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the structure chart of protection definite value input equipment according to embodiments of the present invention;
Fig. 2 is another structure chart of protection definite value input equipment according to embodiments of the present invention;And
Fig. 3 is the schematic diagram of protection definite value input method according to embodiments of the present invention.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
The embodiments of the invention provide one kind to protect definite value input equipment, and Fig. 1 is that protection according to embodiments of the present invention is determined
It is worth the structure chart of input equipment, as shown in figure 1, the protection definite value input equipment includes:Interface circuit 11 and storage chip 13, its
In, interface circuit 11 is used to receiving or sending protection value data;Storage chip 13, it is connected with interface circuit 11, for storing
Protect value data.
Using the protection definite value input equipment, occasion and requirement that protection operating personnel can apply according to protection device will
Protection value data is prestored in storage chip 13 by interface circuit 11, is established keeping the scene intact by interface circuit 11
Protect the data of definite value input equipment and protection device to connect, the protection definite value is automatically entered to protection device, so that in time,
Quickly and accurately carry out protecting definite value input service, the relaying configuration work of electrical equipment is completed, while improving operating efficiency
It ensure that the correctness of Protection parameters.
Interface circuit 11 can specifically include two coffrets, wherein, the first coffret 111, with storage chip 13
Connection, for receiving protection value data and being transferred to storage chip 13;Second coffret 113, is connected with storage chip 13,
For reading protection value data from storage chip 13 and being sent to protection device.
The above-mentioned coffret 113 of first coffret 111 and second can independently be set, can also be integrally disposed.
When independently setting, the data channel for receiving protection value data is mutually separated by with sending the data channel of protection value data
From can use different types of coffret respectively, for example, using USB interface as the first coffret 111, serial ports is connect
Mouth is used as the second coffret 113, so as to be connected by USB interface with protection seting computing device, definite value is protected for downloading
Data file, protection device is connected by serial ports, for sending corresponding protection value data.Above-mentioned data-interface can basis
The data-interface of protection seting computing device and microcomputer protective relay device is configured, specifically, the He of the first coffret 111
Second coffret 113 can flexibly select any of following coffret:USB transmission interface, Serial Port Transmission interface, nothing
Line radio frequency transmission interface
When the coffret 113 of above-mentioned first coffret 111 and second is integrally disposed, same data transfer electricity can be passed through
Road is received and transmitted data simultaneously.
Because protection value data may actually arrive the actual conditions of power network, in order to prevent the leakage of data, protection is improved
The reliability and security that definite value input equipment uses, the protection definite value input equipment can also set encryption chip 21 and decryption
Chip 23.
Fig. 2 is another structure chart of protection definite value input equipment according to embodiments of the present invention, as illustrated, the protection
Definite value input equipment is provided with encryption chip 21 and deciphering chip 23.Wherein, encryption chip 21, storage chip 13 and are arranged on
Between one coffret 111, for carrying out hardware encryption to the protection value data received.Deciphering chip 23, is arranged on and deposits
Between storing up the coffret 113 of chip 13 and second, for carrying out hardware decryption to the protection value data sent to protection device.
So as to which the data in storage chip 13 have passed through encryption, the security of data is improved.Prevent the equipment in addition to protection device
Or computer is read out.
Above-mentioned storage chip 13 can preferably use flash memory storage chip 13, utilize NAND Flash chips.
, can be by a form and its content for protecting fixed value list when using the protection definite value input equipment of the present embodiment
Protection definite value input equipment is stored in, the protection value data can save as multiple files, such as transformation according to protection type
Device differential protection definite value file, transform er backup protection definite value file, mother protection definite value file, 10KV route protection definite values text
Part, a protection definite value input equipment can preserve a kind of definite value file, so as to which respectively different protection definite value equipment be made.One
Individual protection definite value input equipment can also be stored with multiple definite value files, when in use the data according to corresponding to reading instruction.
The various protections of transformer in one transformer station often configure identical protection device, after adaptive setting
Big more options identical protection definite value;10KV and following circuit outlet and user's low-voltage equipment, quantity is more, protection cooperation letter
It is single, it is also often configuration identical device and identical definite value;It is other, including the protection of mother and ground connection change etc. is also such as
This.
So, by protecting definite value input equipment just can pass through number to similar many protection device input protection definite values
Data setting is carried out according to connection, substantially reduces the input time of definite value, and will not outlet definite value content error problem.If
The data file used mismatches with protection device, such as, route protection definite value data have been used above protection equipment for transformer
File, bomp can be set in face on the protection device, in this way, it is possible to avoid the occurrence of erroneous input phenomenon.
For protection operating personnel when protect definite value input, first verification scheduling number and protection device model, selection is therewith
Corresponding protection definite value input equipment, protection device is connected, the man-machine interface of protection device occurs " to be confirmed after checking device
The prompting of input ", manual confirmation, now protection definite value is sent in protection device automatically, protection protection device shows " defeated
Enter success！", if selected for when not corresponding input equipment is configured therewith, protection device shows " mistake！", remind defeated
Enter error.
The embodiment of the present invention additionally provides a kind of protection definite value input method, and the protection definite value input method can pass through this
Any protection definite value input equipment that invention above-described embodiment is provided performs, also, the protection definite value input method can
So that applied to the corresponding protection device for protecting definite value input equipment above, Fig. 3 is that protection definite value according to embodiments of the present invention is defeated
Enter the schematic diagram of method, as described in Figure, the protection definite value input method includes:
Step S31, the control instruction of starting protection definite value input is received by interface circuit 11;
Step S33, the protection value data of corresponding control instruction is inquired about in storage chip 13;
Step S35, corresponding control instruction is sent to protection device according to default communication protocol by interface circuit 11
Protect value data.
Preferably, can also include before step S31:Protection value data is obtained by interface circuit 11;Will protection
Value data is stored into storage chip 13.
It is above-mentioned to include protection value data storage to storage chip 13 in order to ensure the security of data:To protection
Value data is encrypted, and the protection value data after encryption is stored into storage chip 13.So as to step S35 need into
Row decrypting process, so as to which step S35 idiographic flows are that the protection value data of corresponding control instruction is decrypted;Will decryption
Protection value data afterwards is encapsulated as the packet for meeting communication protocol;Packet is sent to protection device.
Above-mentioned protection definite value input equipment can be fabricated to the form of card, make good appearance light and handy, easy to use.Can be wide
The general protection device applied to high-low-voltage electrical equipment is carried out protecting definite value input service, and protection definite value input service is become into letter
It is single convenient, make the staff at scene just can rapidly and accurately complete to protect definite value using slight protection definite value input equipment
Input service, the protective debugging time is substantially reduced, improve operating efficiency.
Obviously, those skilled in the art should be understood that above-mentioned each part of the invention by the hard of hardware device
Part function is realized, but the present invention is not restricted to any specific hardware and realized.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (5)
1. one kind protection definite value input equipment, it is characterised in that including：
Interface circuit (11), for receiving or sending protection value data；And
Storage chip (13), it is connected with the interface circuit (11), for storing the protection value data；
Wherein, the interface circuit (11) includes：
First coffret (111), be connected with the storage chip (13), for receive it is described protection value data and transmit to
The storage chip (13)；
Second coffret (113), it is connected with the storage chip (13), described in being read from the storage chip (13)
Protect value data and send to protection device；
The protection definite value input equipment also includes：
Encryption chip (21), it is arranged between the storage chip (13) and first coffret (111), for receiving
The protection value data arrived carries out hardware encryption；
The storage chip (13) is NAND Flash chips.
2. protection definite value input equipment according to claim 1, it is characterised in that also include：
Deciphering chip (23), it is arranged between the storage chip (13) and second coffret (113), for to institute
The protection value data for stating protection device transmission carries out hardware decryption.
3. protection definite value input equipment according to any one of claim 1 to 2, it is characterised in that the interface circuit
(11) it is any of following coffret：USB transmission interface, Serial Port Transmission interface, wireless radio frequency transmission interface.
4. one kind protection definite value input method, it is characterised in that including：
The control instruction of starting protection definite value input is received by interface circuit；
The protection value data of the corresponding control instruction is inquired about in storage chip；And
Send the protection definite value number of the corresponding control instruction to protection device according to default communication protocol by interface circuit
According to；
Wherein, also include before the control instruction of starting protection definite value input is received by interface circuit：
The protection value data is obtained by interface circuit；And
By the protection value data storage into the storage chip；
The protection value data storage is included to the storage chip：The protection value data is encrypted, and
The protection value data after encryption is stored into the storage chip.
5. protection definite value input method according to claim 4, it is characterised in that by interface circuit according to default logical
The protection value data that letter agreement sends the corresponding control instruction to protection device includes：
The protection value data of the corresponding control instruction is decrypted；
The packet that the protection value data after decryption is encapsulated as meeting the communication protocol；And
The packet is sent to the protection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310250447.XA CN104242237B (en) | 2013-06-21 | 2013-06-21 | Protect definite value input equipment and protection definite value input method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310250447.XA CN104242237B (en) | 2013-06-21 | 2013-06-21 | Protect definite value input equipment and protection definite value input method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104242237A CN104242237A (en) | 2014-12-24 |
| CN104242237B true CN104242237B (en) | 2017-11-14 |
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ID=52229830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310250447.XA Active CN104242237B (en) | 2013-06-21 | 2013-06-21 | Protect definite value input equipment and protection definite value input method |
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| Country | Link |
|---|---|
| CN (1) | CN104242237B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101901432A (en) * | 2010-07-26 | 2010-12-01 | 石家庄供电公司 | Relay protection fixed value setting and managing system |
| CN102255391A (en) * | 2011-07-29 | 2011-11-23 | 南京因泰莱配电自动化设备有限公司 | Feeder automation system with on-line protective fixed value setting function |
| CN203481791U (en) * | 2013-06-21 | 2014-03-12 | 国家电网公司 | Protective fixed value input device |
| EP2566001B1 (en) * | 2011-08-29 | 2015-03-11 | General Electric Company | Power distribution network fault management |
-
2013
- 2013-06-21 CN CN201310250447.XA patent/CN104242237B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101901432A (en) * | 2010-07-26 | 2010-12-01 | 石家庄供电公司 | Relay protection fixed value setting and managing system |
| CN102255391A (en) * | 2011-07-29 | 2011-11-23 | 南京因泰莱配电自动化设备有限公司 | Feeder automation system with on-line protective fixed value setting function |
| EP2566001B1 (en) * | 2011-08-29 | 2015-03-11 | General Electric Company | Power distribution network fault management |
| CN203481791U (en) * | 2013-06-21 | 2014-03-12 | 国家电网公司 | Protective fixed value input device |
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| Publication number | Publication date |
|---|---|
| CN104242237A (en) | 2014-12-24 |
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