CN102570599B - Communication method of low-voltage-grade transformer substation - Google Patents
Communication method of low-voltage-grade transformer substation Download PDFInfo
- Publication number
- CN102570599B CN102570599B CN201010615128.0A CN201010615128A CN102570599B CN 102570599 B CN102570599 B CN 102570599B CN 201010615128 A CN201010615128 A CN 201010615128A CN 102570599 B CN102570599 B CN 102570599B
- Authority
- CN
- China
- Prior art keywords
- equipment
- master station
- transforming plant
- protective device
- plant primary
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/16—Electric power substations
Landscapes
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention relates to an intelligent electric network communication method, in particular to a communication method of a low-voltage-grade transformer substation. The communication method comprises the steps that: a protecting device is provided, one end of the protecting device is connected with a monitoring main station, the other end of the protecting device is connected with primary equipment of the transformer substation, and the communication between the monitoring main station and the protecting device comprises the steps that: the protecting device collects information of the primary equipment of the transformer substation and analyzes data, and then, the primary equipment of the transformer substation is controlled. The regulations in a receiving party and a sending party are not needed in the data transmission process, the communication operation is simplified, and the obtained data types are convenient to regulate.
Description
Technical field
The present invention relates to a kind of means of communication of intelligent grid, relate in particular to a kind of method of low-voltage-grade transformer substation communication.
Background technology
In December, 2009, the academy of sciences of State Grid, intelligent Bu Dengduojia unit of State Grid Corporation of China have formulated the technical specification of intelligent grid equipment jointly, and it has been determined taking IEC61850(DL/T860) be basic intelligent substation communication standard.: first the Function Decomposition of fault information processing system is become some to be distributed in the simple function logical node that can intercom mutually in IED, then from IEC 61850 definition, select or derive from voluntarily compliance logic node class as template, and according to this template formation logic node instance, then be combined into the logical device example with several functions.
But the substation structure of the following electric pressure of 110KV is relatively simple, the interoperability between logical node is few, the particularly following system of 35KV, between each unit almost without information exchange.And the equipment of the following electric pressure of 110KV has all been realized " protection---observing and controlling " integrated and installation on the spot substantially; therefore; taking interoperability and high speed information alternately as the IEC61850 standard of advantage below 110KV in application in substations structure seem to have no too fat to move clumsiness advantage and can say.And complicated logic modeling and high performance hardware requirement in IEC61850 standard, can greatly increase again the input cost of transformer station.Below 110KV, in transformer station, this input and income are out-of-proportion.And in traditional comprehensive automation system of transformer substation, adopt the data description method of " towards point ", in the time of communication, data transmit-receive both sides must arrange database in advance, and corresponding one by one, like this state of ability correct response field apparatus.Once after agreement is established, if increase or delete some information and just must modify to agreement, this is one and expends the work of fund and time.Along with the foundation of technical development, electricity market and the raising of automation of transformation substations level, in transformer station, need the fresh information of transmission constantly to increase, this data description method not quite adapts to, thereby the application of new function is restricted.
Summary of the invention
The object of this invention is to provide a kind of method of low-voltage-grade transformer substation communication, it in data transmission procedure does not need sending and receiving both sides to carry out regulation carrying out, and has simplified communication operation, and the kind of being convenient to obtaining data is adjusted.
For solving above-mentioned technical problem, the present invention includes: protective device, protective device one end connects master station, and the other end connects transforming plant primary equipment, and the communication step between described master station and protective device is as follows:
(1) protective device that the every 0.2S-1S timeslice of master station poll is connected with transforming plant primary equipment, finding that the transforming plant primary equipment that connects by protective device is when being connected into network first, master station is set up data with the protective device of the current transforming plant primary equipment that is connected into first network and is connected, and the equipment static information of transforming plant primary equipment is issued to master station;
(2) the equipment static information of master station recording step (1) the current transforming plant primary equipment that obtains;
(3) if the current transforming plant primary equipment being polled to is not while being connected into network first, the equipment multidate information with self-description is issued master station by the protective device of current transforming plant primary equipment, and be recorded on master station;
(4) by contrasting the equipment static information that the phase of the equipment multidate information with self-description that current transforming plant primary equipment beams back and storage should equipment; in the time that master station finds that current transforming plant primary equipment is abnormal; master station notice protective device, the current transforming plant primary equipment of protective device control enters guard mode.
Equipment static information comprises: device number, implementor name, unit type, the parameter area of object of protection and object of protection.
Equipment multidate information with self-description comprises: device number, the title of equipment multidate information and the currency of equipment multidate information.
Another kind of solution of the present invention, the communication step between master station and protective device is as follows:
(1) protective device that the every 0.2S-1S timeslice of master station poll is connected with transforming plant primary equipment, finding that the transforming plant primary equipment that connects by protective device is when being connected into network first, master station is set up data with the protective device of the current transforming plant primary equipment that is connected into first network and is connected, and the equipment static information of transforming plant primary equipment is issued to master station;
(2) the equipment static information of master station recording step (1) the current transforming plant primary equipment that obtains;
(3) if the current transforming plant primary equipment being polled to is not while being connected into network first, the equipment multidate information with self-description is issued master station by the protective device of current transforming plant primary equipment, and be recorded on master station;
(4) current protective device detects that the transforming plant primary equipment self of connection occurs when abnormal; protective device control transforming plant primary equipment is from being advanced into guard mode; the abnormal equipment multidate information with self-description is issued to master station, master station records this abnormal equipment multidate information simultaneously.
Equipment static information comprises: device number, implementor name, unit type, the parameter area of object of protection and object of protection.
Equipment multidate information with self-description comprises: device number, the title of equipment multidate information and the currency of equipment multidate information.
The third solution of the present invention, the communication step between master station and transforming plant primary equipment is as follows:
(1) protective device that the every 0.2S-1S timeslice of master station poll is connected with transforming plant primary equipment, finding that the transforming plant primary equipment that connects by protective device is when being connected into network first, master station is set up data with the protective device of the current transforming plant primary equipment that is connected into first network and is connected, by the equipment static information of current transforming plant primary equipment and issue master station with the equipment multidate information of self-description;
(2) the equipment static information of the current transforming plant primary equipment that master station recording step (1) obtains;
(3) if the current transforming plant primary equipment being polled to is not while being connected into network first, the equipment multidate information with self-description is issued master station by the protective device of current transforming plant primary equipment, and be recorded on master station;
(4) by contrast the equipment multidate information with self-description that current transforming plant primary equipment beams back and be stored in facility information table mutually should equipment equipment static information; in the time that master station finds that current transforming plant primary equipment is abnormal; master station notice protective device, the current transforming plant primary equipment of protective device control enters guard mode.
Equipment static information comprises: device number, implementor name, unit type, the parameter area of object of protection and object of protection.
Equipment multidate information with self-description comprises: device number, the title of equipment multidate information and the currency of equipment multidate information.
The 4th kind of solution of the present invention, the communication step between master station and transforming plant primary equipment is as follows:
(1) protective device that the every 0.2S-1S timeslice of master station poll is connected with transforming plant primary equipment, finding that the transforming plant primary equipment that connects by protective device is when being connected into network first, master station is set up data with the protective device of the current transforming plant primary equipment that is connected into first network and is connected, by the equipment static information of current transforming plant primary equipment and issue master station with the equipment multidate information of self-description;
(2) the equipment static information of the current transforming plant primary equipment that master station recording step (1) obtains;
(3) if the current transforming plant primary equipment being polled to is not while being connected into network first, the equipment multidate information with self-description is issued master station by the protective device of current transforming plant primary equipment, and be recorded on master station;
(4) current protective device detects that the transforming plant primary equipment self of connection occurs when abnormal; protective device control transforming plant primary equipment is from being advanced into guard mode; the abnormal equipment multidate information with self-description is issued to master station, master station records this abnormal equipment multidate information simultaneously.
Equipment static information comprises: device number, implementor name, unit type, object of protection, the parameter of object of protection and its value under normal circumstances.
Equipment multidate information with self-description comprises: the currency of the parameter of device number, object of protection and object of protection.
Be fixed word length or variable word length with the equipment multidate information of self-description.
Communication step between master station and protective device is the application based on ICP/IP protocol.
Described step (4) is as follows: current protective device detects that the transforming plant primary equipment self of connection occurs when abnormal; protective device control transforming plant primary equipment is from being advanced into guard mode; the abnormal equipment multidate information with self-description is issued to master station simultaneously; master station is by relatively obtaining abnormal reason with equipment static information, and records this abnormal equipment multidate information.
The described abnormal equipment multidate information with self-description comprises: device number, object of protection, analog quantity, switching value, network communication, electricity, fault recorder data, out-of-limit information, switch changed position information and sequence of events recording information.
In abovementioned steps (4), find long-range transforming plant primary equipment when master station and occur when abnormal, master station increases voice or image alarm operation.
When the described equipment multidate information with self-description is variable word length, also has word length information with the equipment multidate information of self-description.
The present invention adopts the equipment multidate information with self-description, and the content of this information is to be produced by protective device completely, first arranges with master station impunity.This data-transmission mode with self-description mechanism has improved flexibility and the extensibility of communication greatly.When communication information increases, without amendment protocol information, save a large amount of time and manpower and materials and dropped into.Certainly, compared with " towards point " communication modes, the data-transmission mode with self-description mechanism can increase more descriptive information, and nature can add the data traffic in macroreticular.But along with 100 m ethernet popularizing in transformer station's communication system, the data volume of increase is very micro-on whole communication impact.
Brief description of the drawings
Fig. 1 is the hardware circuit principle block diagram of the first execution mode of the present invention.
Embodiment
The first execution mode of the present invention comprises as shown in Figure 1: protective device, protective device one end connects master station, the other end connects transforming plant primary equipment, the signal of transforming plant primary equipment control end is by being connected to equipment protecting equipment, the output signal of protective device on line real-time monitoring remote-control device, whether detect the output control signal of remote-control device is protecting within the scope of definite value, thereby whether control relay plate moves, remote-control device is made to protection, and real-time testing result is uploaded to master station by Ethernet, master station is selectively stored and shows result.Protective device comprises: relay board and CPU board.CPU board comprises: cpu chip, Ethernet drive chip, pulse transformer, RJ45 interface section.Cpu chip adopts the LPC2292 chip based on 16 ARM7 cores of PHILIPS company, has 16 kB static RAM (SRAM)s and 256 kB Flash memories in sheet.Frequency of operation, up to 60MHz, can meet the requirement of system high-speed data processing; The Flash buffer memory of 1M x 16 and the RAM of 256K x 16 have been expanded in outside, for storing recorder data, for calling of master station; Value data is stored in the 24C64AN eeprom chip inside of atmel corp, and the memory space of its 64K can meet the memory requirement of system definite value; Ethernet drives chip to adopt the CS8900A-CQ3 chip of CIRRUS LOGIC company, coordinates RJ45 communication interface to provide hardware supports for Ethernet data transmits.Relay board is used for controlling transforming plant primary equipment.Transforming plant primary equipment comprises: the equipment such as transformer, instrument transformer.Master station adopts general microcomputer at present.What on master station, record all devices static information is facility information table, and recording all devices multidate information is multidate information table.
Communication step between described master station and protective device is as follows:
(1) protective device that the every 0.2S timeslice of master station poll is connected with transforming plant primary equipment, finding that the transforming plant primary equipment that connects by protective device is when being connected into network first, master station is set up data with the protective device of the current transforming plant primary equipment that is connected into first network and is connected, the equipment static information of transforming plant primary equipment is issued to master station, new while being connected into the transforming plant primary equipment in network by protective device when having, master station is patrolled and examined rear in timeslice, can send and patrol and examine instruction to current protective device, patrol and examine instruction by the RJ45 interface between monitoring host computer and protective device and Internet Transmission to protective device, judge by CPU, if determine and patrol and examine the address of instruction and the address of protective device is consistent, protective device can transfer back to master station the packing of equipment static information, to equipment static information is saved.
(2) master station is charged to the equipment static information of step (1) the current transforming plant primary equipment that obtains in facility information table, facility information table is the gathering of equipment static information of all transformer primary equipments of connecting of network, does not need all to transmit the equipment static information of current transforming plant primary equipment at every turn;
(3) if the current transforming plant primary equipment being polled to is not while being connected into network first, the equipment multidate information with self-description is issued master station by the protective device of current transforming plant primary equipment, and be recorded in multidate information table, multidate information table is the summary table that gathers each transforming plant primary equipment equipment multidate information;
(4) by contrast the equipment multidate information with self-description that current transforming plant primary equipment beams back and be stored in facility information table mutually should equipment equipment static information; when master station basis and the comparing result of current protective device; as while finding the abnormal parameters of current transforming plant primary equipment; find parameter overrun; or switching value arranges mistake; or in the situation such as sequence of movement mistake; master station notice protective device also sends audio alert, and the current transforming plant primary equipment of protective device control enters guard mode.
Equipment static information comprises: device number, implementor name, unit type, object of protection, the parameter of object of protection and its value under normal circumstances.The numbering that device number is the protective device that articulates; implementor name is for the protection of the complementary explanation of equipment purposes; unit type is the model that equipment is subordinate to; object of protection is which the concrete parts of the transforming plant primary equipment of the required control of record protection device have; as whether comprised: switch, disconnecting link, transformer, circuit and other etc.; the parameter of object of protection refers to the parameter type of concrete parts, is switching value, or voltage or current parameters etc.
Equipment multidate information with self-description comprises: the currency of the parameter of device number, object of protection and object of protection.
The equipment multidate information with self-description of present embodiment is fixed word length, length when each data item length in equipment multidate information is maximum according to parameter values is in advance set, and the length of whole equipment multidate information is set according to the parameter of required maximum kinds.
Above-mentioned communication step between master station and protective device is the application based on ICP/IP protocol; when above-mentioned communication step need to be sent to data to master station by protective device according to the agreement of ICP/IP protocol; by protective device, the data that send are packed; issue master station from protective device; unpacked by master station again; contrary while sending data by master station to protective device; by master station, the data that send are packed, in the time that protective device is received, it unpacks the data of receiving voluntarily.
The second execution mode of the present invention comprises: its hardware configuration is identical with the first execution mode; what on master station, record all devices static information is facility information table; recording all devices multidate information is multidate information table, and the communication step between master station and protective device is as follows:
(1) protective device that the every 0.2S timeslice of master station poll is connected with transforming plant primary equipment, finding that the transforming plant primary equipment that connects by protective device is when being connected into network first, master station is set up data with the protective device of the current transforming plant primary equipment that is connected into first network and is connected, and the equipment static information of transforming plant primary equipment is issued to master station;
(2) master station is charged to the equipment static information of step (1) the current transforming plant primary equipment that obtains in facility information table, and facility information table is the gathering of equipment static information of all transformer primary equipments of connecting of network;
(3) if the current transforming plant primary equipment being polled to is not while being connected into network first, the equipment multidate information with self-description is issued master station by the protective device of current transforming plant primary equipment, and be recorded in multidate information table, multidate information table is the summary table that gathers each transforming plant primary equipment equipment multidate information;
(4) current protective device detects that the transforming plant primary equipment self of connection occurs when abnormal; find parameter overrun; or switching value arranges mistake; or in the situation such as sequence of movement mistake; protective device control transforming plant primary equipment is from being advanced into guard mode; the abnormal equipment multidate information with self-description is issued to master station, master station only need record this abnormal equipment multidate information and show image alarm by the display of master station simultaneously.
Equipment static information comprises: device number, implementor name, unit type, object of protection, the parameter of object of protection and its value under normal circumstances.The numbering that device number is the protective device that articulates; implementor name is for the protection of the complementary explanation of equipment purposes; unit type is the model that equipment is subordinate to; object of protection is which the concrete parts of the transforming plant primary equipment of the required control of record protection device have; as whether comprised: switch, disconnecting link, transformer, circuit and other etc.; the parameter of object of protection refers to the parameter type of concrete parts, is switching value, or voltage or current parameters etc.
The equipment multidate information with self-description of present embodiment is variable word length, and the each data item length in equipment multidate information is set as required.Equipment multidate information with self-description comprises: the currency of the parameter of device number, object of protection and object of protection, and the length of each data item.
The abnormal equipment multidate information with self-description comprises: device number, object of protection, parameter, analog quantity, switching value, network communication, electricity, fault recorder data, out-of-limit information, switch changed position information and the sequence of events recording information of object of protection.Voltage or the voltage of current transformer output or the situation of current information (amplitude, frequency etc.) parameter in analog representation object of protection; switching value represents disconnection or the closure state of switching device; whether network communication instruction communication state is normal; electricity represents the current data of gauge table; fault recorder data represents abnormal voltage Wave data; out-of-limit information represents that measurement parameter exceedes the situation of limited range; switch changed position information represents that whether switching value is in the right position of the switch, and whether sequence of events recording information presentation of events is carried out according to predefined procedure.
Above-mentioned communication step between master station and protective device is the application based on ICP/IP protocol; when above-mentioned communication step need to be sent to data to master station by protective device according to the agreement of ICP/IP protocol; by protective device, the data that send are packed; issue master station from protective device; unpacked by master station again; contrary while sending data by master station to protective device; by master station, the data that send are packed, in the time that protective device is received, it unpacks the data of receiving voluntarily.
The third execution mode of the present invention comprises: its hardware configuration is identical with the first execution mode; what on master station, record all devices static information is facility information table; recording all devices multidate information is multidate information table, and the communication step between master station and protective device is as follows:
(1) protective device that the every 0.2S timeslice of master station poll is connected with transforming plant primary equipment, finding that the transforming plant primary equipment that connects by protective device is when being connected into network first, master station is set up data with the protective device of the current transforming plant primary equipment that is connected into first network and is connected, by the equipment static information of current transforming plant primary equipment and issue master station with the equipment multidate information of self-description;
(2) the equipment static information of the current transforming plant primary equipment that master station obtains step (1) is charged in facility information table, and facility information table is the gathering of equipment static information of all transformer primary equipments of connecting of network;
(3) if the current transforming plant primary equipment being polled to is not while being connected into network first, the equipment multidate information with self-description is issued master station by the protective device of current transforming plant primary equipment, and be recorded in multidate information table;
(4) by contrast the equipment multidate information with self-description that current transforming plant primary equipment beams back and be stored in facility information table mutually should equipment equipment static information; when master station basis and the comparing result of current protective device; when as found, current transforming plant primary equipment is abnormal; find parameter overrun; or switching value arranges mistake; or in the situation such as sequence of movement mistake; master station notice protective device, the current transforming plant primary equipment of protective device control enters guard mode.
Equipment static information comprises: device number, implementor name, unit type, object of protection, the parameter of object of protection and its value under normal circumstances.The numbering that device number is the protective device that articulates; implementor name is for the protection of the complementary explanation of equipment purposes; unit type is the model that equipment is subordinate to; object of protection is which the concrete parts of the transforming plant primary equipment of the required control of record protection device have; as whether comprised: switch, disconnecting link, transformer, circuit and other etc.; the parameter of object of protection refers to the parameter type of concrete parts, is switching value, or voltage or current parameters etc.
Equipment multidate information with self-description comprises: the currency of the parameter of device number, object of protection and object of protection.
The equipment multidate information with self-description of present embodiment is fixed word length, length when each data item length in equipment multidate information is maximum according to parameter values is in advance set, and the length of whole equipment multidate information is set according to the parameter of required maximum kinds.
Above-mentioned communication step between master station and protective device is the application based on ICP/IP protocol; when above-mentioned communication step need to be sent to data to master station by protective device according to the agreement of ICP/IP protocol; by protective device, the data that send are packed; issue master station from protective device; unpacked by master station again; contrary while sending data by master station to protective device; by master station, the data that send are packed, in the time that protective device is received, it unpacks the data of receiving voluntarily.
The 4th kind of execution mode of the present invention comprises: its hardware configuration is identical with the first execution mode; what on master station, record all devices static information is facility information table; recording all devices multidate information is multidate information table, and master station is as follows with the communication step of protection equipment room:
(1) protective device that the every 0.2S timeslice of master station poll is connected with transforming plant primary equipment, finding that the transforming plant primary equipment that connects by protective device is when being connected into network first, master station is set up data with the protective device of the current transforming plant primary equipment that is connected into first network and is connected, by the equipment static information of current transforming plant primary equipment and issue master station with the equipment multidate information of self-description;
(2) the equipment static information of the current transforming plant primary equipment that master station obtains step (1) is charged in facility information table;
(3) if the current transforming plant primary equipment being polled to is not while being connected into network first, the equipment multidate information with self-description is issued master station by the protective device of current transforming plant primary equipment, and be recorded in multidate information table;
(4) current protective device detects that the transforming plant primary equipment self of connection occurs when abnormal; find parameter overrun; or switching value arranges mistake; or in the situation such as sequence of movement mistake; protective device control transforming plant primary equipment is from being advanced into guard mode; the abnormal equipment multidate information with self-description is issued to master station, master station records this abnormal equipment multidate information simultaneously.
Equipment static information comprises: device number, implementor name, unit type, object of protection, the parameter of object of protection and its value under normal circumstances.The numbering that device number is the protective device that articulates; implementor name is for the protection of the complementary explanation of equipment purposes; unit type is the model that equipment is subordinate to; object of protection is which the concrete parts of the transforming plant primary equipment of the required control of record protection device have; as whether comprised: switch, disconnecting link, transformer, circuit and other etc.; the parameter of object of protection refers to the parameter type of concrete parts, is switching value, or voltage or current parameters etc.
The equipment multidate information with self-description of present embodiment is variable word length, and the each data item length in equipment multidate information is set as required.Equipment multidate information with self-description comprises: the currency of the parameter of device number, object of protection and object of protection, and the length of each data item.
The abnormal equipment multidate information with self-description comprises: device number, object of protection, parameter, analog quantity, switching value, network communication, electricity, fault recorder data, out-of-limit information, switch changed position information and the sequence of events recording information of object of protection.Voltage or the voltage of current transformer output or the situation of current information (amplitude, frequency etc.) parameter in analog representation object of protection; switching value represents disconnection or the closure state of switching device; whether network communication instruction communication state is normal; electricity represents the current data of gauge table; fault recorder data represents abnormal voltage Wave data; out-of-limit information represents that measurement parameter exceedes the situation of limited range; switch changed position information represents that whether switching value is in the right position of the switch, and whether sequence of events recording information presentation of events is carried out according to predefined procedure.
Above-mentioned communication step between master station and protective device is the application based on ICP/IP protocol; when above-mentioned communication step need to be sent to data to master station by protective device according to the agreement of ICP/IP protocol; by protective device, the data that send are packed; issue master station from protective device; unpacked by master station again; contrary while sending data by master station to protective device; by master station, the data that send are packed, in the time that protective device is received, it unpacks the data of receiving voluntarily.
The 5th kind of execution mode of the present invention comprises: its hardware configuration is identical with the first execution mode, and its master station is as follows with the communication step of protection equipment room:
(1) protective device that the every 1S timeslice of master station poll is connected with transforming plant primary equipment, finding that the transforming plant primary equipment that connects by protective device is when being connected into network first, master station is set up data with the protective device of the current transforming plant primary equipment that is connected into first network and is connected, the equipment static information of transforming plant primary equipment is issued to master station, new while being connected into the transforming plant primary equipment in network by protective device when having, master station is patrolled and examined rear in timeslice, can send and patrol and examine instruction to current protective device, patrol and examine instruction by the RJ45 interface between monitoring host computer and protective device and Internet Transmission to protective device, judge by CPU, if determine and patrol and examine the address of instruction and the address of protective device is consistent, protective device can transfer back to master station the packing of equipment static information, to equipment static information is saved.
(2) master station is charged to the equipment static information of step (1) the current transforming plant primary equipment that obtains in facility information table, facility information table is the gathering of equipment static information of all transformer primary equipments of connecting of network, does not need all to transmit the equipment static information of current transforming plant primary equipment at every turn;
(3) if the current transforming plant primary equipment being polled to is not while being connected into network first, the equipment multidate information with self-description is issued master station by the protective device of current transforming plant primary equipment, and be recorded in multidate information table, multidate information table is the summary table that gathers each transforming plant primary equipment equipment multidate information;
(4) by contrast the equipment multidate information with self-description that current transforming plant primary equipment beams back and be stored in facility information table mutually should equipment equipment static information; in the time that master station finds that current transforming plant primary equipment is abnormal; master station notice protective device also sends audio alert, and the current transforming plant primary equipment of protective device control enters guard mode.
Equipment static information comprises: device number, implementor name, unit type, object of protection, the parameter of object of protection and its value under normal circumstances.
The equipment multidate information with self-description of present embodiment is variable word length, and the each data item length in equipment multidate information is set as required.Equipment multidate information with self-description comprises: the currency of the parameter of device number, object of protection and object of protection, and the length of each data item.
Master station is also the application based on ICP/IP protocol with the communication step of protection equipment room.
The 6th kind of execution mode of the present invention comprises: its hardware configuration is identical with the first execution mode, and its master station is as follows with the communication step of protection equipment room:
(1) protective device that the every 0.5S timeslice of master station poll is connected with transforming plant primary equipment, finding that the transforming plant primary equipment that connects by protective device is when being connected into network first, master station is set up data with the protective device of the current transforming plant primary equipment that is connected into first network and is connected, the equipment static information of transforming plant primary equipment is issued to master station, new while being connected into the transforming plant primary equipment in network by protective device when having, master station is patrolled and examined rear in timeslice, can send and patrol and examine instruction to current protective device, patrol and examine instruction by the RJ45 interface between monitoring host computer and protective device and Internet Transmission to protective device, judge by CPU, if determine and patrol and examine the address of instruction and the address of protective device is consistent, protective device can transfer back to master station the packing of equipment static information, to equipment static information is saved.
(2) master station is charged to the equipment static information of step (1) the current transforming plant primary equipment that obtains in facility information table, facility information table is the gathering of equipment static information of all transformer primary equipments of connecting of network, does not need all to transmit the equipment static information of current transforming plant primary equipment at every turn;
(3) if the current transforming plant primary equipment being polled to is not while being connected into network first, the equipment multidate information with self-description is issued master station by the protective device of current transforming plant primary equipment, and be recorded in multidate information table, multidate information table is the summary table that gathers each transforming plant primary equipment equipment multidate information;
(4) by contrast the equipment multidate information with self-description that current transforming plant primary equipment beams back and be stored in facility information table mutually should equipment equipment static information; in the time that master station finds that current transforming plant primary equipment is abnormal; master station notice protective device, the current transforming plant primary equipment of protective device control enters guard mode.
Equipment static information comprises: device number, implementor name, unit type, object of protection, the parameter of object of protection and its value under normal circumstances.
The equipment multidate information with self-description of present embodiment is variable word length, and the each data item length in equipment multidate information is set as required.Equipment multidate information with self-description comprises: the currency of the parameter of device number, object of protection and object of protection, and the length of each data item.
Master station is also the application based on ICP/IP protocol with the communication step of protection equipment room.
The 7th kind of execution mode of the present invention comprises: its hardware configuration is identical with the first execution mode, and the communication step between its master station and protective device is as follows:
(1) protective device that the every 1S timeslice of master station poll is connected with transforming plant primary equipment, finding that the transforming plant primary equipment that connects by protective device is when being connected into network first, master station is set up data with the protective device of the current transforming plant primary equipment that is connected into first network and is connected, and the equipment static information of transforming plant primary equipment is issued to master station;
(2) master station is charged to the equipment static information of step (1) the current transforming plant primary equipment that obtains in facility information table, and facility information table is the gathering of equipment static information of all transformer primary equipments of connecting of network;
(3) if the current transforming plant primary equipment being polled to is not while being connected into network first, the equipment multidate information with self-description is issued master station by the protective device of current transforming plant primary equipment, and be recorded in multidate information table, multidate information table is the summary table that gathers each transforming plant primary equipment equipment multidate information;
(4) current protective device detects that the transforming plant primary equipment self of connection occurs when abnormal; protective device control transforming plant primary equipment is from being advanced into guard mode; the abnormal equipment multidate information with self-description is issued to master station, master station records this abnormal equipment multidate information and shows image alarm by the display of master station simultaneously.
Equipment static information comprises: device number, implementor name, unit type, object of protection, the parameter of object of protection and its value under normal circumstances.
Equipment multidate information with self-description comprises: the currency of the parameter of device number, object of protection and object of protection, and the length of each data item.
Abnormal equipment multidate information comprises: device number, object of protection, analog quantity, switching value, network communication, electricity, fault recorder data, out-of-limit information, switch changed position information and sequence of events recording information.
The equipment multidate information of present embodiment is fixed word length, and length when the each data item length in equipment multidate information is maximum according to parameter values is in advance set, and the length of whole equipment multidate information is set according to the parameter of required maximum kinds.
Master station is also the application based on ICP/IP protocol with the communication step of protection equipment room.
The 8th kind of execution mode of the present invention comprises: its hardware configuration is identical with the first execution mode, and the communication step between its master station and protective device is as follows:
(1) protective device that the every 0.5S timeslice of master station poll is connected with transforming plant primary equipment, finding that the transforming plant primary equipment that connects by protective device is when being connected into network first, master station is set up data with the protective device of the current transforming plant primary equipment that is connected into first network and is connected, and the equipment static information of transforming plant primary equipment is issued to master station;
(2) master station is charged to the equipment static information of step (1) the current transforming plant primary equipment that obtains in facility information table, and facility information table is the gathering of equipment static information of all transformer primary equipments of connecting of network;
(3) if the current transforming plant primary equipment being polled to is not while being connected into network first, the equipment multidate information with self-description is issued master station by the protective device of current transforming plant primary equipment, and be recorded in multidate information table, multidate information table is the summary table that gathers each transforming plant primary equipment equipment multidate information;
(4) current protective device detects that the transforming plant primary equipment self of connection occurs when abnormal; protective device control transforming plant primary equipment is from being advanced into guard mode; the abnormal equipment multidate information with self-description is issued to master station simultaneously; master station is by relatively obtaining abnormal reason with equipment static information, and master station records this abnormal equipment multidate information.
Equipment static information comprises: device number, implementor name, unit type, object of protection, the parameter of object of protection and its value under normal circumstances.
Equipment multidate information with self-description comprises: the currency of the parameter of device number, object of protection and object of protection, and the length of each data item.
Abnormal equipment multidate information comprises: the currency of the parameter of device number, object of protection and object of protection.
The equipment multidate information of present embodiment is fixed word length, and length when the each data item length in equipment multidate information is maximum according to parameter values is in advance set, and the length of whole equipment multidate information is set according to the parameter of required maximum kinds.
Master station is also the application based on ICP/IP protocol with the communication step of protection equipment room.
The 9th kind of execution mode of the present invention comprises: its hardware configuration is identical with the first execution mode, and the communication step between its master station and protective device is as follows:
(1) protective device that the every 1S timeslice of master station poll is connected with transforming plant primary equipment, finding that the transforming plant primary equipment that connects by protective device is when being connected into network first, master station is set up data with the protective device of the current transforming plant primary equipment that is connected into first network and is connected, by the equipment static information of current transforming plant primary equipment and issue master station with the equipment multidate information of self-description;
(2) the equipment static information of the current transforming plant primary equipment that master station obtains step (1) is charged in facility information table, and facility information table is the gathering of equipment static information of all transformer primary equipments of connecting of network;
(3) if the current transforming plant primary equipment being polled to is not while being connected into network first, the equipment multidate information with self-description is issued master station by the protective device of current transforming plant primary equipment, and be recorded in multidate information table;
(4) by contrast the equipment multidate information with self-description that current transforming plant primary equipment beams back and be stored in facility information table mutually should equipment equipment static information; in the time that master station finds that current transforming plant primary equipment is abnormal; master station notice protective device also sends audio alert, and the current transforming plant primary equipment of protective device control enters guard mode.
Equipment static information comprises: device number, implementor name, unit type, object of protection, the parameter of object of protection and its value under normal circumstances.
Equipment multidate information with self-description comprises: the currency of the parameter of device number, object of protection and object of protection, and the length of each data item.
The equipment multidate information with self-description of present embodiment is fixed word length, length when each data item length in equipment multidate information is maximum according to parameter values is in advance set, and the length of whole equipment multidate information is set according to the parameter of required maximum kinds.
Master station is also the application based on ICP/IP protocol with the communication step of protection equipment room.
The of the present invention ten kind of execution mode comprises: its hardware configuration is identical with the first execution mode, and the communication step between its master station and protective device is as follows:
(1) protective device that the every 0.5S timeslice of master station poll is connected with transforming plant primary equipment, finding that the transforming plant primary equipment that connects by protective device is when being connected into network first, master station is set up data with the protective device of the current transforming plant primary equipment that is connected into first network and is connected, by the equipment static information of current transforming plant primary equipment and issue master station with the equipment multidate information of self-description;
(2) the equipment static information of the current transforming plant primary equipment that master station obtains step (1) is charged in facility information table, and facility information table is the gathering of equipment static information of all transformer primary equipments of connecting of network;
(3) if the current transforming plant primary equipment being polled to is not while being connected into network first, the equipment multidate information with self-description is issued master station by the protective device of current transforming plant primary equipment, and be recorded in multidate information table;
(4) by contrast the equipment multidate information with self-description that current transforming plant primary equipment beams back and be stored in facility information table mutually should equipment equipment static information; in the time that master station finds that current transforming plant primary equipment is abnormal; master station notice protective device also sends audio alert, and the current transforming plant primary equipment of protective device control enters guard mode.
Equipment static information comprises: device number, implementor name, unit type, object of protection, the parameter of object of protection and its value under normal circumstances.
The equipment multidate information with self-description of present embodiment is variable word length, and the each data item length in equipment multidate information is set as required.Equipment multidate information with self-description comprises: the currency of the parameter of device number, object of protection and object of protection, and the length of each data item.
Master station is also the application based on ICP/IP protocol with the communication step of protection equipment room.
The 11 kind of execution mode of the present invention comprises: its hardware configuration is identical with the first execution mode, and its master station is as follows with the communication step of protection equipment room:
(1) protective device that the every 1S timeslice of master station poll is connected with transforming plant primary equipment, finding that the transforming plant primary equipment that connects by protective device is when being connected into network first, master station is set up data with the protective device of the current transforming plant primary equipment that is connected into first network and is connected, by the equipment static information of current transforming plant primary equipment and issue master station with the equipment multidate information of self-description;
(2) the equipment static information of the current transforming plant primary equipment that master station obtains step (1) is charged in facility information table;
(3) if the current transforming plant primary equipment being polled to is not while being connected into network first, the equipment multidate information with self-description is issued master station by the protective device of current transforming plant primary equipment, and be recorded in multidate information table;
(4) current protective device detects that the transforming plant primary equipment self of connection occurs when abnormal; protective device control transforming plant primary equipment is from being advanced into guard mode; the abnormal equipment multidate information with self-description is issued to master station simultaneously and shown image alarm by the display of master station, master station records this abnormal equipment multidate information.
Equipment static information comprises: device number, implementor name, unit type, object of protection, the parameter of object of protection and its value under normal circumstances.
Equipment multidate information with self-description comprises: the currency of the parameter of device number, object of protection and object of protection, and the length of each data item.
The abnormal equipment multidate information with self-description comprises: device number, object of protection, analog quantity, switching value, network communication, electricity, fault recorder data, out-of-limit information, switch changed position information and sequence of events recording information.
The equipment multidate information of present embodiment is fixed word length, and length when the each data item length in equipment multidate information is maximum according to parameter values is in advance set, and the length of whole equipment multidate information is set according to the parameter of required maximum kinds.
Master station is also the application based on ICP/IP protocol with the communication step of protection equipment room.
The 12 kind of execution mode of the present invention comprises: its hardware configuration is identical with the first execution mode, and its master station is as follows with the communication step of protection equipment room:
(1) protective device that the every 0.5S timeslice of master station poll is connected with transforming plant primary equipment, finding that the transforming plant primary equipment that connects by protective device is when being connected into network first, master station is set up data with the protective device of the current transforming plant primary equipment that is connected into first network and is connected, by the equipment static information of current transforming plant primary equipment and issue master station with the equipment multidate information of self-description;
(2) the equipment static information of the current transforming plant primary equipment that master station obtains step (1) is charged in facility information table;
(3) if the current transforming plant primary equipment being polled to is not while being connected into network first, the equipment multidate information with self-description is issued master station by the protective device of current transforming plant primary equipment, and be recorded in multidate information table;
(4) current protective device detects that the transforming plant primary equipment self of connection occurs when abnormal; protective device control transforming plant primary equipment is from being advanced into guard mode; the abnormal equipment multidate information with self-description is issued to master station simultaneously; master station is by more having obtained abnormal cause with the equipment static information of record; and showing image alarm by display, master station records this abnormal equipment multidate information.
Equipment static information comprises: device number, implementor name, unit type, object of protection, the parameter of object of protection and its value under normal circumstances.
Equipment multidate information with self-description comprises: the currency of the parameter of device number, object of protection and object of protection, and the length of each data item.
The abnormal equipment multidate information with self-description comprises: device number, object of protection, analog quantity, switching value, network communication, electricity, fault recorder data, out-of-limit information, switch changed position information and sequence of events recording information.
The equipment multidate information of present embodiment is fixed word length, and length when the each data item length in equipment multidate information is maximum according to parameter values is in advance set, and the length of whole equipment multidate information is set according to the parameter of required maximum kinds.
Master station is also the application based on ICP/IP protocol with the communication step of protection equipment room.
The hardware of protective device of the present invention also can adopt other configurations, as long as its dominant frequency is not less than 60MHz, memory is not less than 64K, and with network interface and the local data interface being connected with transforming plant primary equipment.
Claims (10)
1. a method for low-voltage-grade transformer substation communication, comprising: protective device, and protective device one end connects master station, and the other end connects transforming plant primary equipment, and the communication step between described master station and protective device is as follows:
(1) protective device that the every 0.2S-1S timeslice of master station poll is connected with transforming plant primary equipment, finding that the transforming plant primary equipment that connects by protective device is when being connected into network first, master station is set up data with the protective device of the current transforming plant primary equipment that is connected into first network and is connected, and the equipment static information of transforming plant primary equipment is issued to master station;
(2) the equipment static information of master station recording step (1) the current transforming plant primary equipment that obtains;
(3) if the current transforming plant primary equipment being polled to is not while being connected into network first, the equipment multidate information with self-description is issued master station by the protective device of current transforming plant primary equipment, and be recorded on master station;
(4) by contrasting the equipment static information that the phase of the equipment multidate information with self-description that current transforming plant primary equipment beams back and storage should equipment, in the time that master station finds that current transforming plant primary equipment is abnormal, master station notice protective device, the current transforming plant primary equipment of protective device control enters guard mode;
Equipment static information comprises: device number, implementor name, unit type, object of protection, the parameter of object of protection and its value under normal circumstances;
Equipment multidate information with self-description comprises: the currency of the parameter of device number, object of protection and object of protection.
2. the method for low-voltage-grade transformer substation communication, comprising: protective device, and protective device one end connects master station, and the other end connects transforming plant primary equipment, it is characterized in that the communication step between described master station and protective device is as follows:
(1) protective device that the every 0.2S-1S timeslice of master station poll is connected with transforming plant primary equipment, finding that the transforming plant primary equipment that connects by protective device is when being connected into network first, master station is set up data with the protective device of the current transforming plant primary equipment that is connected into first network and is connected, and the equipment static information of transforming plant primary equipment is issued to master station;
(2) the equipment static information of master station recording step (1) the current transforming plant primary equipment that obtains;
(3) if the current transforming plant primary equipment being polled to is not while being connected into network first, the equipment multidate information with self-description is issued master station by the protective device of current transforming plant primary equipment, and be recorded on master station;
(4) current protective device detects that the transforming plant primary equipment self of connection occurs when abnormal, protective device control transforming plant primary equipment is from being advanced into guard mode, the abnormal equipment multidate information with self-description is issued to master station, master station records this abnormal equipment multidate information simultaneously;
Equipment static information comprises: device number, implementor name, unit type, object of protection, the parameter of object of protection and its value under normal circumstances;
Equipment multidate information with self-description comprises: the currency of the parameter of device number, object of protection and object of protection.
3. the method for low-voltage-grade transformer substation communication, comprising: protective device, and protective device one end connects master station, and the other end connects transforming plant primary equipment, it is characterized in that the communication step between described master station and protective device is as follows:
(1) protective device that the every 0.2S-1S timeslice of master station poll is connected with transforming plant primary equipment, finding that the transforming plant primary equipment that connects by protective device is when being connected into network first, master station is set up data with the protective device of the current transforming plant primary equipment that is connected into first network and is connected, by the equipment static information of current transforming plant primary equipment and issue master station with the equipment multidate information of self-description;
(2) the equipment static information of the current transforming plant primary equipment that master station recording step (1) obtains;
(3) if the current transforming plant primary equipment being polled to is not while being connected into network first, the equipment multidate information with self-description is issued master station by the protective device of current transforming plant primary equipment, and be recorded on master station;
(4) by contrast the equipment multidate information with self-description that current transforming plant primary equipment beams back and be stored in facility information table mutually should equipment equipment static information, in the time that master station finds that current transforming plant primary equipment is abnormal, master station notice protective device, the current transforming plant primary equipment of protective device control enters guard mode;
Equipment static information comprises: device number, implementor name, unit type, the parameter of object of protection and its value under normal circumstances;
Equipment multidate information with self-description comprises: the currency of the parameter of device number, object of protection and object of protection.
4. the method for low-voltage-grade transformer substation communication, comprising: protective device, and protective device one end connects master station, and the other end connects transforming plant primary equipment, it is characterized in that the communication step between described master station and protective device is as follows:
(1) protective device that the every 0.2S-1S timeslice of master station poll is connected with transforming plant primary equipment, finding that the transforming plant primary equipment that connects by protective device is when being connected into network first, master station is set up data with the protective device of the current transforming plant primary equipment that is connected into first network and is connected, by the equipment static information of current transforming plant primary equipment and issue master station with the equipment multidate information of self-description;
(2) the equipment static information of the current transforming plant primary equipment that master station recording step (1) obtains;
(3) if the current transforming plant primary equipment being polled to is not while being connected into network first, the equipment multidate information with self-description is issued master station by the protective device of current transforming plant primary equipment, and be recorded on master station;
(4) current protective device detects that the transforming plant primary equipment self of connection occurs when abnormal, protective device control transforming plant primary equipment is from being advanced into guard mode, the abnormal equipment multidate information with self-description is issued to master station, master station records this abnormal equipment multidate information simultaneously;
Equipment static information comprises: device number, implementor name, unit type, object of protection, the parameter of object of protection and its value under normal circumstances;
Equipment multidate information with self-description comprises: the currency of the parameter of device number, object of protection and object of protection.
5. according to the method for the low-voltage-grade transformer substation communication described in arbitrary claim in claim 1 to 4, it is characterized in that: the described equipment multidate information with self-description is fixed word length or variable word length.
6. according to the method for the low-voltage-grade transformer substation communication described in arbitrary claim in claim 1 to 4, it is characterized in that: the communication step between described master station and protective device is the application based on ICP/IP protocol.
7. the method for low-voltage-grade transformer substation communication according to claim 2; it is characterized in that: described step (4) is as follows: current protective device detects that the transforming plant primary equipment self of connection occurs when abnormal; protective device control transforming plant primary equipment is from being advanced into guard mode; the abnormal equipment multidate information with self-description is issued to master station simultaneously; master station is by relatively obtaining abnormal reason with equipment static information, and records this abnormal equipment multidate information.
8. according to the method for the low-voltage-grade transformer substation communication described in claim 2,4 or 7, it is characterized in that: the described abnormal equipment multidate information with self-description comprises: device number, object of protection, analog quantity, switching value, network communication, electricity, fault recorder data, out-of-limit information, switch changed position information and sequence of events recording information.
9. according to the method for the low-voltage-grade transformer substation communication described in arbitrary claim in claim 1 to 4, it is characterized in that: in abovementioned steps (4), find long-range transforming plant primary equipment when master station and occur when abnormal, master station increases voice or image alarm operation.
10. according to the method for the low-voltage-grade transformer substation communication described in arbitrary claim in claim 1 to 4, it is characterized in that: when the described equipment multidate information with self-description is variable word length, also have word length information with the equipment multidate information of self-description.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010615128.0A CN102570599B (en) | 2010-12-30 | 2010-12-30 | Communication method of low-voltage-grade transformer substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010615128.0A CN102570599B (en) | 2010-12-30 | 2010-12-30 | Communication method of low-voltage-grade transformer substation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102570599A CN102570599A (en) | 2012-07-11 |
| CN102570599B true CN102570599B (en) | 2014-08-27 |
Family
ID=46415306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010615128.0A Expired - Fee Related CN102570599B (en) | 2010-12-30 | 2010-12-30 | Communication method of low-voltage-grade transformer substation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102570599B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102957567B (en) * | 2012-11-09 | 2015-12-16 | 北京百度网讯科技有限公司 | Server information management method and server managing device |
| CN107037278A (en) * | 2016-11-04 | 2017-08-11 | 国家电网公司 | A kind of substandard intelligent substation method for diagnosing faults of IEC61850 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1558529A (en) * | 2004-02-12 | 2004-12-29 | 上海意中科技发展有限公司 | Microcomputer protection and electric power monitoring system |
| CN101621187A (en) * | 2009-06-11 | 2010-01-06 | 北京四方继保自动化股份有限公司 | Implement method of electric substation automation system for supporting double measurement and control |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003032917A (en) * | 2001-07-18 | 2003-01-31 | Toshiba Corp | Information network system of electric station |
-
2010
- 2010-12-30 CN CN201010615128.0A patent/CN102570599B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1558529A (en) * | 2004-02-12 | 2004-12-29 | 上海意中科技发展有限公司 | Microcomputer protection and electric power monitoring system |
| CN101621187A (en) * | 2009-06-11 | 2010-01-06 | 北京四方继保自动化股份有限公司 | Implement method of electric substation automation system for supporting double measurement and control |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2003-32917A 2003.01.31 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102570599A (en) | 2012-07-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10491463B2 (en) | Software-defined realization method based on protection and control system for intelligent substation | |
| CN102117537B (en) | Meter reading gateway, meter reading system and meter reading method | |
| CN101262472B (en) | A multi-function protocol parser and its realization method | |
| CN101640436B (en) | Reduction and generation method of action report of protection device at scheduling port | |
| CN107945052A (en) | A kind of distribution power automation terminal information overall process automatically accesses method | |
| CN103414251A (en) | Substation network communication simulation system based on IEC 61850 | |
| CN101873008A (en) | Method for converting SCD (Substation Configuration Description) model into dispatching center CIM (Common Information Model) | |
| CN106410972A (en) | GOOSE-link-mapping-mechanism-based on-line monitoring system and method | |
| CN104516801B (en) | A kind of computer monitoring system of transformer substation and method | |
| CN102255389A (en) | Method for implementing intensive intelligent substation based on intelligent power grid system | |
| CN103312035A (en) | Integrated simulation adjusting-testing system and simulation adjusting-testing method for intelligent substation | |
| KR101813066B1 (en) | Scada gateway and method of conversion protocol for dnp 3.0 and iec 61850 | |
| CN101598605A (en) | Cable head temperature online monitoring system | |
| CN106292576B (en) | A kind of mapping method of SCL models and CIM model | |
| CN107255761A (en) | Intelligent substation closed loop test system based on GOOSE network | |
| CN102570599B (en) | Communication method of low-voltage-grade transformer substation | |
| CN211124131U (en) | Power distribution station topology and asset management system | |
| CN103683506B (en) | Comprehensively-integrated linkage safety system of power system transformer substations | |
| CN206920532U (en) | Intelligent substation closed loop test system based on GOOSE network | |
| CN111030301B (en) | Method for checking correlation of scheduling automation information points | |
| CN106302485A (en) | OPC standard and the bi-directional conversion system of power remote agreement | |
| CN201054613Y (en) | Intelligent multi-sensor integrated measurement and control device based on IPv6 | |
| CN202748417U (en) | Parameter monitoring system of frequency converter in wind generating set | |
| CN109120063A (en) | A kind of plug & play sensor monitoring method and its system and acquisition unit | |
| CN102156795A (en) | Simulation information system of digital transformer station based on transformer station configuration description file |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180522 Address after: 450000 No. 6, No. 6, Guo Hua Street, high and new technology development zone, Zhengzhou, Henan Patentee after: Jiao Lei Address before: 450001 C1B, National Science and Technology Park, 11 Changchun Road, Zhengzhou high tech Industrial Development Zone, Henan Patentee before: Zhengzhou Pinggao Automation Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140827 Termination date: 20201230 |