CN102184668B - Plug-and-play unit cabinet for intelligent power grid experiment training based on grid framework - Google Patents
Plug-and-play unit cabinet for intelligent power grid experiment training based on grid framework Download PDFInfo
- Publication number
- CN102184668B CN102184668B CN 201110119996 CN201110119996A CN102184668B CN 102184668 B CN102184668 B CN 102184668B CN 201110119996 CN201110119996 CN 201110119996 CN 201110119996 A CN201110119996 A CN 201110119996A CN 102184668 B CN102184668 B CN 102184668B
- Authority
- CN
- China
- Prior art keywords
- module
- unit cabinet
- communication
- primary system
- neutral line
- 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
Images
Abstract
The invention relates to a plug-and-play unit cabinet for intelligent power grid experiment training based on a grid framework, which comprises multiple unit cabinets, wherein each unit cabinet forms an m*n array; the m and the n are integers; each unit cabinet is provided with a primary system module, a secondary measurement and control module and a communication module; the primary system modules are provided with primary electric interfaces; the unit cabinets are connected with the adjacent unit cabinets and the secondary measurement and control modules through the primary electric interfaces; the secondary measurement and control modules finish measuring the current of each wire and the voltage of each bus in the primary system modules and controlling a breaker and convert the voltage and current of the primary system modules into the secondary voltage and the current which are consistent with an actual system and transmitted to a monitoring center; and the communication modules realize the mutual real-time communication among the monitoring center, the unit cabinets and the other primary and secondary equipment through different communication channels and are accessed to the communication network of the system through the standard communication interfaces of the communication modules of the unit cabinets, thereby realizing the communication function with each unit cabinet and the monitoring center.
Description
Technical field
The present invention relates to a kind of instant inserted and instant using type intelligent grid experimental real-training unit cabinet based on grid architecture.
Background technology
The Physical Simulation of Power System system sets up, has physical model with prototype electric system same physical properties according to similarity principle, mainly is comprised of analogue means such as simulation generator, analogue transformer, simulation electric line, simulation load and relevant adjusting, control, measurement, protections.The Physical Simulation of Power System system has following characteristics:
1, can in the whole physical processes that observe directly the problem studied on model and produce in electric system, obtain clear and definite physical concept, and can study qualitatively electric system characteristic and all processes easily.
2, the problem to can't or not exclusively describing well with math equation at present, can utilize easily physical simulation to seek the physical essence of problem, rationality, the correctness of also can verification existing theoretical and teaching simulation make theory and mathematical model more perfect.
3, to some novel relay protection and aut.eq., can directly access physical simulation system research.For example, novel relay protection can be connected in physical simulation system, carries out various short-circuit fault tests, the various performances of examination protective device.
Current, Physical Simulation of Power System devices in system kind and quantity are various, restricted by the place, and network structure is relatively simple, and the setting range of structure and parameter is subject to certain limitation.Generally need to carry out some simplification to more complicated prototype electric system, just can carry out physical simulation experiment research.Development along with the modern electric technology, the intelligent grid construction progressively deeply, electric system is more and more higher to the requirement of intelligent operation and control technology, the electric system scale constantly enlarges, electric pressure progressively raises, new technology and new equipment be horn of plenty more, network structure, the method for operation and increasingly sophisticated, and existing physical simulation techniques and system can not satisfy the growing simulation demand of modern power systems.
Summary of the invention
the deficiency that is difficult to satisfy the more and more higher simulation demand of modern power systems in order to overcome existing Physical Simulation of Power System system, the present invention proposes a kind of instant inserted and instant using type intelligent grid experimental real-training unit cabinet based on grid architecture, this experiment training system is on the technical foundation of existing Physical Simulation of Power System, system adopts standardization, the assembly of modular design, plug and play, networking flexibility, expansion is convenient, has supervision by configuration, protection, control the Surveillance center with management function, can change easily network topology structure according to different demands, the method of operation and component parameters, be distributed power generation, microgrid, generation of electricity by new energy is incorporated into the power networks and the physical simulation of intelligent grid provides platform, it can carry out the intelligent grid physical simulation of multiple electric power networks structure and parameter, satisfy simultaneously and carry out technology, the requirement of skills training and scientific research experiment.
For achieving the above object, the present invention adopts following technical scheme:
A kind of instant inserted and instant using type intelligent grid experimental real-training unit cabinet based on grid architecture, it comprises the cabinet of unit cabinet, is provided with primary system module, secondary control module and communication module in unit cabinet;
Simultaneously unit cabinet also is provided with electric interfaces, secondary electric interfaces; Unit cabinet connects the adjacent cells cabinet by an electric interfaces; In this unit cabinet, the primary system module is connected with the secondary control module by terminal row, simultaneously the primary system module also is provided with electrical network analog element module, and the change by electrical network analog element type and parameter realizes the power system simulation to different system electric pressure and different line lengths;
The secondary control module, complete the measurement of each line current, busbar voltage in the primary system module and the control of isolating switch, and be that the secondary voltage consistent with real system and electric current backward Surveillance center transmit with voltage, the current conversion of primary system module, complete under unified control of Surveillance center fault detect and isolation, isolated island detect with operation control, control is incorporated into the power networks in generation of electricity by new energy;
Communication module, realize Surveillance center, unit cabinet and other first and second equipment real-time Communication for Power each other by the different communication channel, in system, the communication facilities of all unit cabinet communication modules and Surveillance center links together, the communication network that forms this physical simulation system, to being connected in all external units on electric interfaces of unit cabinet, secondary electric interfaces, equal communication networks of the standard communication interface connecting system by the unit cabinet communication module, thus realize communicating by letter with each unit cabinet, Surveillance center.
Described unit cabinet is provided with J type screen layer, wherein communication module is arranged on the top that the unit cabinet top while also is positioned at J type screen layer, the secondary control module is arranged on the unit cabinet back side and also is positioned at the left side of J type screen layer simultaneously, thereby realizes that primary system module, secondary control module and communication module are isolated; Be provided with the primary system module in the front of unit cabinet, positive bottom is provided with the electrical network analog element module in the primary system module, and both are electrically connected to; Simulation ground wire and neutral line interface are arranged on the primary system module; Primary system module, electrical network analog element module are positioned at right side and the below of J type screen layer, but are separated by J type screen layer between both and secondary control module.
Described primary system module also comprises a neutral line, and this neutral line is divided into neutral line I section and neutral line II section with isolating switch, and the two ends of this neutral line are connected with the neutral line of an electric interfaces respectively;
Article one, simulate ground wire, its two ends are connected with the ground wire of an electric interfaces respectively;
Described neutral line I section and neutral line II section, simulation ground wire are connected to neutral line interface and simulation ground wire simulation interface of the ground wire and the neutral line interface of unit cabinet, by from neutral line interface and simulation ground wire simulation interface of the ground wire and neutral line interface between different connections, realize the multiple neutral point in electric power system method of operation;
Busbar modules, it is the three-phase bus that adopts single busbar or double-bus form, and three-phase bus is connected with the voltage transformer (VT) primary circuit, and Secondary Circuit of Potential Transformer is connected with the secondary control module by terminal row;
Simultaneously, busbar modules also is connected with k bar analog line; Be connected with isolating switch by current transformer on k-2 bar analog line wherein and be connected with an electric interfaces, Current Transformer Secondary side, breaker control circuit are connected with the secondary control module by terminal row; Be connected respectively with electrical network analog element module two ends after remaining two analog lines and also being connected with isolating switch with corresponding current transformer, wherein secondary loop of mutual inductor is also with breaker control circuit and is connected with the secondary control module by terminal row; Electrical network analog element module one end is connected with an electric interfaces by respective circuit breakers, and this breaker control circuit is connected with the secondary control module by terminal row;
The neutral point of electrical network analog element module is connected to the neutral line of primary system module, and ground terminal is connected to the simulation ground wire of primary system module.
Described electrical network analog element module is mainly analog line or transformer, and they are arranged on the standardization dolly, adopts the analog line of ∏ type lumped parameter model.
Described secondary control module comprises a plurality of measure and control devices, display panel; Display panel is arranged on the unit cabinet top, and display panel receives and shows the information of being sent by Surveillance center.
Described Surveillance center is provided with the gps clock time service equipment.
The present invention can one-piece construction adopt grid framework in use, can be formed by m * n (m and n are integer) individual unit cabinet and a Surveillance center, and can expand flexibly, each unit cabinet locus and interconnected relationship thereof are as shown in Figure 1, m and n are restricted by system scale and fabricating yard, and minimum system can be made of a unit cabinet and (cover) Surveillance center.
In system, each unit cabinet is all taked unified standard and structure, as shown in Fig. 2 a, Fig. 2 b, Fig. 2 c, Fig. 2 d, Fig. 2 e, an electric interfaces, secondary electric interfaces, multiple communication interface, simulation interface of the ground wire and the neutral line interface of unit cabinet outfit standard, can expand easily and be connected, can realize the plug and play of unit cabinet.Wherein, electric interfaces is used for the connection of unit cabinet, power supply, load and electrical network primary side miscellaneous equipment (as SVC, short trouble generating means etc.); The secondary electric interfaces is used for using at the local secondary device of installing of unit cabinet expansion (equipment that need to install on secondary circuit as the protective device of electric energy quality monitoring, localization etc.); Interconnected between the control that communication interface is used for all access native systems such as Surveillance center, unit cabinet, power supply, load, electrical network primary side miscellaneous equipment and the local secondary device of installing and the communication system of controlled device and intercoming mutually, and communication mode and call duration time satisfy the real-time TT﹠C requirement of system.
The profile of unit cabinet and size can be adjusted according to different system scales and fabricating yard size.The unit cabinet shell should reliably be connected with the installation site ground wire when installing, and ensures personal safety.As shown in Fig. 2 a-Fig. 2 e, the individual unit cabinet forms by primary system module, secondary control module and communication module, and the effective shielding measure of intermodule design is avoided mutual electromagnetic interference (EMI).Wherein,
The primary system module (is arranged on the electrical network analog element that can change flexibly on the standardization dolly by busbar modules (containing bus, respective lines, isolating switch and current transformer thereof), electrical network analog element module, as shown in Figure 3: the analog line that adopts ∏ type lumped parameter model, change by component parameters can realize the power system simulation to different system electric pressure and different line lengths, thereby satisfies different experiment demands), a standardized electric interfaces, minute neutral line of two sections that is connected by isolating switch, simulate ground wire and form; Type and a standardized electric interfaces form of concrete form of bus bars (as single busbar, double-bus etc.), electrical network analog element can be by concrete system Location of requirements; Bus is connected with electrical network analog element or an electric interfaces by isolating switch; For realizing latticed networking, electrical network analog element module two ends are connected in bus through isolating switch, and wherein an end is connected in electric interfaces one time through isolating switch, and neutral point is connected to the primary system module neutral line, and ground terminal is connected to primary system module simulation ground wire; Be connected to simulation ground wire neutral line interface and the simulation ground wire neutral line interface of unit cabinet side by minute two sections neutral lines, the simulation ground wire of isolating switch connection, connect by the difference between neutral line interface and simulation ground wire simulation interface of the ground wire and neutral line interface, can realize the multiple neutral point in electric power system method of operation;
the secondary control module is comprised of measure and control device, standardized secondary electric interfaces, display panel, this layer is completed measurement and (is configured high sampling rate, high-precision measuring equipment, the measurement amount comprises busbar voltage, respectively go out line current, the quantity of state of each isolating switch etc.) carry out (breaker operator with control, component parameters is regulated) function, and with the voltage of simulation system, current conversion is that secondary voltage and the electric current backward main control equipment (Surveillance center) consistent with real system transmits, be protection, measure, control module provides input signal, can complete fault detect and isolation under unified control of main control equipment (Surveillance center), isolated island detects with operation and controls, generation of electricity by new energy is incorporated into the power networks and is controlled and other control functions, measure and control device adopts modular, integrated, multi-functional form (as the LCS-602 measure and control device of Shandong Luneng Intelligent Technology Co., Ltd), the measure and control device of respective number can be installed according to the quantity of measurement amount and controlled quentity controlled variable, display panel receives and shows the information of being sent by main control equipment (Surveillance center) (as current electricity price, following a period of time forecasted electricity market price, each busbar voltage, branch power, fault, warning etc.), the secondary electric interfaces comprises and is parallel to voltage measurement secondary circuit voltage circuit interface, is series at the current loop interface of current measurement secondary circuit, and isolating switch closing loop interface, can connect the secondary side auxiliary device that needs local (unit cabinet) to install.
communication module is made of multiple (cover) communication facilities (as the fiber optic Ethernet switch) and communication interface, can adapt to by the different communication channel and realize main control equipment (Surveillance center), unit cabinet and other secondary devices be the needs of real-time Communication for Power each other, in system, all unit cabinet communication module equipment and main control equipment (Surveillance center) communication facilities link together by communication channel, the communication network that forms this physical simulation system, to being connected in electric interfaces of unit cabinet, all external units on the secondary electric interfaces, all can pass through the communication network of the standard communication interface connecting system of unit cabinet communication module equipment, thereby with each unit cabinet, the equipment such as master control are realized real-time communication function.
Surveillance center is comprised of the equipment such as workstation, server and artwork integrated monitoring Management software platform, and concrete technical scheme is as follows:
Configuration gps clock time service equipment and corresponding function make Surveillance center's time synchronize with gps time; Under system's high reliability request, communication network can be comprised of multiple (multichannel) communication system, separate between the communication system in variety classes or different paths, work simultaneously, standby each other, and all can realize with network in the real-time Communication for Power of each equipment; In the less demanding situation of system reliability, the communication mode that communication network can only adopt a kind of real-time Communication for Power that satisfies each equipment in network to require forms.
Artwork integrated monitoring Management software platform adopts Object-oriented Technique and modular technology design and development, and system has opening, is convenient to system extension and maintenance, and friendly interface is convenient to man-machine interaction; For the various device in system, all define its corresponding class (comprising attribute and operation) in supervisory system; Arbitrary equipment in physical simulation system, all the object form with corresponding class exists in monitoring center software.Each unit cabinet and other equipment all become the concrete object with particular community and operation.
For realizing the quick switching of intelligent grid operational mode under different running method, artwork integrated monitoring Management software platform adopts the integrated file management mode of method of operation artwork, as shown in Fig. 3 c, its setting up procedure mainly contained for three steps: the first step, foundation comprises the graphical file of experimental subjects, configuration object attribute; Second step, configuration experimental system relay protection function, and increase other method module (include but not limited to electricity price management, intelligent power management, historical roadshow, frequency control, economic load dispatching, idle adjusting control, isolated island detection, be incorporated into the power networks control, prepared auto restart control, intelligent grid black startup, self-healing control, on line real time) relevant to experiment purpose, the information that configuration main control equipment (Surveillance center) pushes to the unit cabinet display screen; The 3rd step, carry out " method of operation setting " operation, system carries out safety check automatically, will be by configuring in the first step after the safety check success, automatically carry out the operation of isolating switch, set up corresponding network structure, complete corresponding method setting, and implement automatically to generate the primary system wiring diagram according to topology variation situation.Wherein, the arrangement plan that the first step, second step are set up can be preserved with document form, can be written into use when doing experiment next time.
the physical simulation systems that form of 32 unit cabinets for example, only use 6 unit cabinets wherein under certain method of operation, and the fixing annexation of employing, under the integrated file management mode of artwork, the first step, can set up a graphical file corresponding with this method of operation, and add hereof other power supply of required 6 unit cabinet objects and access thereof, the objects such as load, set up corresponding primary system connection layout by its intelligent grid primary side connected mode, use " enabling to arrange ", (in unit cabinet, measure and control device and isolating switch are generally redundant configuration for the measurement and control unit of not using in shielding object unit cabinet and isolating switch, this function is set, maskable falls the remote measurement that has nothing to do with experiment purpose in the system experimentation process, remote signalling, remote control, the transmission of remote regulating information), and the communication pattern of corresponding unit cabinet is set, alerting signal, second step, after each object properties arrange end, configuration experimental system relay protection function, and increase other method module (as self-healing control) relevant to test objective, the 3rd step, carry out " method of operation setting " operation, after software platform security of system verification succeeds, under the software platform remote control, to automatically set up in physical simulation system and primary network structure corresponding during file arranges, and generate corresponding primary system wiring diagram, can show in real time all kinds of remote measurements, the remote signalling information be concerned about in experimentation in this figure.If do not carry out " enabling to arrange " in the first step, the remote measurement amount that unit cabinet is all with default transport and the remote signalling amount (state of each isolating switch, the voltage of bus, the electric current that line flows is crossed and meritorious, idle, with power consumption, generating electric weight etc.), artwork integrated monitoring Management software platform can carry out storage, inquiry, demonstration, printing and the output function of above data, and can be with chart and text mode output, can store the past period the service data of (such as 1 year), and roll in real time and upgrade.
For different Research Requirements or experiment purpose, the integrated file management of artwork has the unit cabinet block functions, by zone (or press function or press the equipment membership) the sub-administration view of assembly.In the system that as above 6 unit cabinets of example form, 2 unit cabinets that connect together form sub-view systems management, or complete for convenience certain function wherein all generator unit put same sub-view system management under.
Artwork integrated monitoring Management software platform has subscriber management function, comprises increase, deletion software systems user, and password setting, modification log in operation historical record and check (forbidding revising).
Artwork integrated monitoring Management software platform possesses historical roadshow and off-line analysis function, namely utilizes in experimentation the Various types of data of storing to carry out the offline playback of experimentation and the function of various off-line analysiss.
The present invention has the following advantages and good effect:
Modularization, integrated, Object-oriented Technique are adopted in the unit cabinet design, have realized plug and play, networking flexibility, and the method for operation is various, and the customization of network topology structure, modification are by the monitoring center software realization, and be convenient, flexible, the back-up system expansion.Can select and be connected required unit cabinet, power supply, load and other power system components according to the requirement of institute's simulation system, can conveniently realize the connection of said elements, consisting of the intelligent grid simulation system of satisfying the demand; If realize straight-flow system (comprising DC line, dc load etc.), only need the unit cabinet inner model is replaced, measuring and controlling equipment is replaced getting final product with the direct current measuring and controlling equipment with dc circuit breaker with the replacement of straight-flow system model, AC circuit breaker;
Utilize secondary network to realize easily the physical simulation of various electric pressure AC electric power systems networks is simulated;
Each unit cabinet includes power system component or a plurality of elements and the equipment such as element Equivalent Model (such as circuit), mutual inductor, isolating switch, bus, measurement and control unit and communication unit, the parameter of equipment/model can realize regulating within the specific limits or direct exchange device/model more, can mate flexibly the electric line parameter, element and the equipment larger to volume can directly access by an electric interfaces;
By external fault, the simulation that circuit can be realized the short trouble of single-line to ground fault, line to line fault, two phase ground short circuit and three-phase shortcircuit is set in each unit, wherein short trouble realizes can selecting in system the mode whether process resistance breaks down.Whole system configuration Global Macros is realized by the Protection station of Surveillance center, and each unit cabinet is optional is furnished with local protection system, and protection is adjusted and can be revised by remote monitoring center;
Each unit cabinet can be equipped with communication, can realize the real-time Communication for Power between Surveillance center, unit cabinet, other access devices, and standby each other, reliability is high;
Can realize the networking type new forms of energy to locality load (such as one family or a residential quarter etc.) reliable power supply, convenient reliable.For example, the minimum system scale can realize with a unit cabinet, can realize generation of electricity by new energy utilization and intelligent power management in one family.Can draw thus, the market demand of native system is wide, is convenient to realize the Industry Promotion application;
Native system provides Platform of hardware for research and development, device experiment and the trial-production of the senior application of intelligent grid, technical skills real training, tourney etc.
Description of drawings
Fig. 1 adopts after the present invention the instant inserted and instant using type intelligent grid experiment training system structural representation based on grid architecture;
Fig. 2 a unit cabinet front section view;
Fig. 2 b unit cabinet back side cut-open view;
The left elevational view of Fig. 2 c unit cabinet;
The right elevational view of Fig. 2 d unit cabinet;
The right facade view of Fig. 2 e unit cabinet;
Fig. 3 is primary system module electrical schematic diagram;
Fig. 3 a is primary system module connection layout;
Fig. 4 is secondary control module structural drawing;
Fig. 5 is the flow process that in the integrated file management of artwork, the new method of operation is set up;
Fig. 6 is an electrical main connecting wire schematic diagram (containing 6 unit cabinets, 2 power supplys, 4 loads);
Fig. 7 is simulation radial structure network chart;
Fig. 8 is artificial hand's annular structural network of shaking hands;
Fig. 9 is simulation both-end power supply architecture network.
wherein, 1 unit cabinet, 2 Surveillance center, 3 primary system modules, 4 secondary control modules, 5 communication modules, 6 electric interfaces, 7 electrical network analog element modules, 8 secondary electric interfaces, 9J type screen layer, 10 simulation ground wires, 11 neutral lines, 12 neutral line I sections, 13 neutral line II sections, 14 three-phase bus, 15 voltage transformer (VT), 16 terminal rows, 17 current transformer I, 18 isolating switch I, 19 current transformer II, 20 isolating switch II, 21 isolating switch III, 22 measure and control devices, 23 display panels, 24 power supplys, 25 prepositive communication computers, 26 display interfaces, 27 communication interfaces, 28 isolating switch IV, 29 current transformer III, 30 simulation interface of the ground wire, 31 neutral line interfaces.
Embodiment
The present invention will be further described below in conjunction with accompanying drawing and embodiment.
In Fig. 1, a kind of system that uses unit cabinet based on the instant inserted and instant using type intelligent grid experimental real-training of grid architecture that adopts, it comprises a plurality of unit cabinets 1, and each unit cabinet 1 forms m * n array, and wherein m and n are integer;
Each unit cabinet 1 is provided with primary system module 3, secondary control module 4 and communication module 5;
In Fig. 2 a-Fig. 2 e, described unit cabinet 1 is provided with J type screen layer 9, and wherein communication module 5 is arranged on the top that the 1 top while of unit cabinet also is positioned at J type screen layer 9, thereby isolated with primary system module 3 and secondary control module 4; Be provided with primary system module 3 in the front of unit cabinet 1, positive bottom is provided with the electrical network analog element module 7 in primary system module 3, and both are electrically connected to, and simulation ground wire 10 and the neutral line 11 interfaces are arranged on unit cabinet 1; Unit cabinet 1 back is provided with secondary control module 4, and primary system module 3, electrical network analog element module 7 are positioned at the homonymy of J type screen layer 9, but the above two and 4 of secondary control modules are separated by J type screen layer 9.
In Fig. 3, Fig. 3 a, described primary system module 3 also comprises a neutral line 11, and this neutral line 11 use isolating switch IV28 are divided into neutral line I section 12 and neutral line II section 13, and the two ends of this neutral line 11 are connected with the neutral line of an electric interfaces 6 respectively;
Article one, simulate ground wire 10, its two ends are connected with the ground wire of an electric interfaces 6 respectively; Described neutral line I section 12 and neutral line II section 13, simulation ground wire 10 are connected to neutral line interface 31 and simulation interface of the ground wire 30 simulation interface of the ground wire 30 and the neutral line interfaces 31 of unit cabinet 1, connect by the difference between neutral line interface 31 and simulation interface of the ground wire 30 simulation interface of the ground wire 30 and neutral line interface 31, realize the multiple neutral point in electric power system method of operation
Busbar modules adopts the three-phase bus 14 of single busbar or double-bus form, and three-phase bus 14 is connected with voltage transformer (VT) 15, and the secondary circuit of voltage transformer (VT) 15 is connected with secondary control module 4 by terminal row 16;
Simultaneously, three-phase bus 14 also with k bar connection, wherein k-2 bar circuit is provided with current transformer I17 and is connected with isolating switch I18 and is connected with an electric interfaces 6; The control loop of the secondary circuit of current transformer I17, isolating switch I18 is connected with secondary control module 4 by terminal row 16; Remain two circuits and corresponding current transformer II19 and is connected with isolating switch II20 afterwards with electrical network analog element module 7 two ends and is connected respectively, wherein the secondary circuit of current transformer II19 is connected terminal row 16 with isolating switch II20 control loop and is connected with secondary control module 4; Electrical network analog element module 4 one ends are connected with isolating switch III21 and are connected with an electric interfaces 6 by respective electrical current transformer III29, this isolating switch III21 is connected with secondary control module 4 by terminal row 16, the neutral point of electrical network analog element module 7 is connected to the neutral line 11 of primary system module 3, and ground terminal is connected to the simulation ground wire 10 of primary system module 3.
In Fig. 3 b, described electrical network analog element module 7 is mainly analog line or transformer, and they are arranged on the standardization dolly, adopts the analog line of ∏ type lumped parameter model.
In Fig. 4, described secondary control module 4 comprises a plurality of measure and control devices 22, display panel 23, power supply 24, prepositive communication computer 25; Unit cabinet 1 top is provided with display panel 23, is connected with prepositive communication computer 25 by display interface 26, and display panel 23 receives and shows the information of being sent by Surveillance center 2; After connecting prepositive communication computer 25, each measure and control device 22 is connected to communication module 5 by communication interface 27.Secondary electric interfaces 8 comprises and is parallel to voltage measurement secondary circuit voltage circuit interface, is series at the current loop interface of current measurement secondary circuit, and the breaker control circuit interface, and to need this locality be the secondary side auxiliary device of unit cabinet installation to connect.Communication interface 27 is connected with communication module 5 or prepositive communication computer 25.
Described Surveillance center 2 is provided with the gps clock time service equipment.
Now take 3 * 3 unit cabinet array pattern systems as example, as shown in Figure 6, the specific embodiment of the present invention is described:
Because the concrete method of operation situation of electrical network is more complicated, in this example only the dirigibility that is embodied as the network intelligent grid physical simulation system method of operation that example proposes the present invention with modal three kinds of methods of operation (be radial structure network, hand in hand annular structural network, Double-End Source structural network) describe:
In Fig. 7, radial structure network: by a in Surveillance center's 2 Long-distance Control loop system arrays
111#, 2# in individual unit cabinet 1,5#, 6# isolating switch, a
12In 1#, 2#, 3#, 5#, 6# isolating switch, a
21In 1#, 3# isolating switch, a
22In 1#, 5#, 6# isolating switch, a
31In 1#, 5#, 6# isolating switch, a
32In 1#, 2# isolating switch, other position isolating switch all is in open position, as shown in Figure 7, can consist of a kind of radial structure network, its primary system main wiring diagram is radial structure.
In Fig. 8, the annular structural network of handing in hand: in system, by the closed a shown in Figure 8 of Surveillance center's 2 Long-distance Control
111#, 2# in individual unit cabinet 1,3#, 5#, 6# isolating switch, a
12In 1#, 2#, 5#, 6# isolating switch, a
21In 1#, 3#, 5#, 6# isolating switch, a
31In 2#, 4#, 6# isolating switch, a
32In 2#, 5#, 6# isolating switch, other position isolating switch all is in open position, as shown in Figure 8, can consist of a kind of hand in hand annular structural network, the handle switch is a
32In the 1# isolating switch, its primary system main wiring diagram is loop configuration hand in hand.
In Fig. 9, Double-End Source structural network: in system shown in Figure 6, by the closed a shown in Figure 9 of Surveillance center's 2 Long-distance Control
111#, 2# in individual unit cabinet 1,5#, 6# isolating switch, a
12In 1#, 2#, 5#, 6# isolating switch, a
21In 1#, 3# isolating switch, a
31In 2#, 3#, 4#, 6# isolating switch, a
32In 1#, 2#, 5#, 6# isolating switch, other position isolating switch all is in open position, can consist of a kind of Double-End Source structural network, as shown in Figure 9, its primary system main wiring diagram is the Double-End Source structure.
In Fig. 5, artwork integrated monitoring Management software platform working condition of the present invention describes:
Utilize the subscriber management function of artwork integrated monitoring Management software platform, the user of keeper, power user, domestic consumer, four kinds of authorities of visitor is set.Wherein, the keeper has system's highest weight limit, the power user possesses system's all authorities except user management, and domestic consumer only possesses the data Real-time Obtaining and in the authority that logs in the online or off-line analysis in workstation backstage, the visitor only has the access rights of the open data of part.In platform routine experimentation real training process, only allow the user of an above authority of power user to log in.
Hand in hand the supply rings l network as example take Fig. 8, and the process of its operation is as follows:
With power user's login system (at this moment, only allowing the user of an above authority of power user to log in system), by flow process shown in Figure 5, set up a new method of operation.The first step in graphical interfaces, adds required a
11, a
12, a
21, a
31, a
32Totally five unit cabinet objects, reach the corresponding object such as power supply, load, fault generating means, and according to the method for operation that will set up, the method for operation (often open/normally closed, invalidating) of each isolating switch is set, communication mode (using simultaneously as three cover communication systems); Second step, definition defencive function, self-healing control function and additive method, the information that in configuration monitoring, mind-set unit cabinet display screen pushes; The 3rd one, carry out " method of operation setting " operation, system carries out verification automatically, after verification succeeds, with the corresponding normally closed node of auto-closing, and generating corresponding primary system wiring diagram and remote measurement, remote signalling information list (to being set to invalid isolating switch, system default is for no longer transmitting its corresponding remote measurement, remote signalling information), this list can be carried out the manual amendment after generating as required.In carrying out in above 3 steps, this new method of operation file is preserved at any time or separately deposits.
Next, operate according to this network system of prior setting operation order that the supply rings l network starts of handing in hand, can complete the startup of whole system; Server will be to once figure and the relevant real time data of domestic consumer's transmission system that other log on network, domestic consumer can utilize the experimental system real time data that receives, and carries out various backstages and analyze (these are analyzed not need to send to physical simulation system and control or adjust instruction) in the computing machine that it logs in; The data open to the visitor of can the real time inspection power user after the visitor logs in setting.
Carry out Test to Failure as need, can be at electric interfaces access fault generating means of unit cabinet corresponding to predetermined failure position, the power user can realize setting and the generation of fault type by operated from a distance.
All data and operation that experiment is carried out in process can be recorded and preserve (independently data preservation server can be set) in server.After experiment finishes, operate according to this network system of prior setting operation order that the supply rings l network starts of handing in hand, can complete quitting work of whole system.
After experiment finishes, if need the data analysis in the experimentation of system, can access corresponding data analysis by the power user, and can carry out historical playback operation.
If still need carry out this test next time, can directly open the method for operation configuration file of preserving by the power user, and execution " method of operation setting " operation gets final product.
Claims (6)
1. the instant inserted and instant using type intelligent grid experimental real-training unit cabinet based on grid architecture, is characterized in that, it comprises the unit cabinet cabinet, is provided with primary system module, secondary control module and communication module in each unit cabinet;
Unit cabinet is provided with electric interfaces, secondary electric interfaces, and unit cabinet connects the adjacent cells cabinet by an electric interfaces; In this unit cabinet, the primary system module is connected with the secondary control module by terminal row, simultaneously the primary system module also is provided with electrical network analog element module, and the change by electrical network analog element type and parameter realizes the power system simulation to different system electric pressure and different line lengths;
The secondary control module, complete the measurement of each line current, busbar voltage in the primary system module and the control of isolating switch, and be that the secondary voltage consistent with real system and electric current backward Surveillance center transmit with voltage, the current conversion of primary system module, complete under unified control of Surveillance center fault detect and isolation, isolated island detect with operation control, control is incorporated into the power networks in generation of electricity by new energy;
Communication module is by different communication channel and Surveillance center, other unit cabinets and first and second equipment real-time Communication for Power each other;
Wherein, primary equipment comprises SVC, short trouble generating means, and secondary device comprises the protective device of electric energy quality monitoring, localization.
2. the instant inserted and instant using type intelligent grid experimental real-training unit cabinet based on grid architecture as claimed in claim 1, it is characterized in that, described unit cabinet is provided with J type screen layer, wherein communication module is arranged on the top that the unit cabinet top while also is positioned at J type screen layer, the secondary control module is arranged on the unit cabinet back side and also is positioned at the left side of J type screen layer simultaneously, thereby realizes that primary system module, secondary control module and communication module are isolated; Be provided with the primary system module in the front of unit cabinet, positive bottom is provided with the electrical network analog element module in the primary system module, and both are electrically connected to; Simulation ground wire and neutral line interface are arranged on the primary system module; Primary system module, electrical network analog element module are positioned at right side and the below of J type screen layer, but are separated by J type screen layer between both and secondary control module.
3. the instant inserted and instant using type intelligent grid experimental real-training unit cabinet based on grid architecture as claimed in claim 1 or 2, it is characterized in that, described primary system module also comprises a neutral line, this neutral line is divided into neutral line I section and neutral line II section with isolating switch, and the two ends of this neutral line are connected with the neutral line of an electric interfaces respectively;
Article one, simulate ground wire, its two ends are connected with the ground wire of an electric interfaces respectively;
Described neutral line I section and neutral line II section, simulation ground wire are connected to neutral line interface and the simulation interface of the ground wire of unit cabinet, connect by the difference between neutral line interface and simulation interface of the ground wire, realize the multiple neutral point in electric power system method of operation;
Busbar modules adopts the three-phase bus of single busbar or double-bus form, and three-phase bus is connected with the voltage transformer (VT) primary circuit, and Secondary Circuit of Potential Transformer is connected with the secondary control module by terminal row;
Simultaneously, busbar modules also is connected with k bar analog line; Be connected with isolating switch by current transformer on k-2 bar analog line wherein and be connected with an electric interfaces, Current Transformer Secondary side, breaker control circuit are connected with the secondary control module by terminal row; Be connected respectively with electrical network analog element module two ends after remaining two analog lines and also being connected with isolating switch with corresponding current transformer, wherein secondary loop of mutual inductor is also with breaker control circuit and is connected with the secondary control module by terminal row; Electrical network analog element module one end is connected with an electric interfaces by respective circuit breakers, and this breaker control circuit is connected with the secondary control module by terminal row;
The neutral point of electrical network analog element module is connected to the neutral line of primary system module, and ground terminal is connected to the simulation ground wire of primary system module.
4. the instant inserted and instant using type intelligent grid experimental real-training unit cabinet based on grid architecture as claimed in claim 3, is characterized in that, described electrical network analog element module is mainly analog line or transformer, and they are arranged on the standardization dolly.
5. the instant inserted and instant using type intelligent grid experimental real-training unit cabinet based on grid architecture as claimed in claim 3, is characterized in that, described secondary control module comprises a plurality of measure and control devices, secondary electric interfaces, display panel; Display panel is arranged on the unit cabinet top, and display panel receives and shows the information of being sent by Surveillance center.
6. the instant inserted and instant using type intelligent grid experimental real-training unit cabinet based on grid architecture as claimed in claim 1, is characterized in that, described Surveillance center is provided with the gps clock time service equipment.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110119996 CN102184668B (en) | 2011-05-10 | 2011-05-10 | Plug-and-play unit cabinet for intelligent power grid experiment training based on grid framework |
| PCT/CN2011/000890 WO2012151720A1 (en) | 2011-05-10 | 2011-05-24 | Plug and play smart grid experiment and training system based on grid architecture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110119996 CN102184668B (en) | 2011-05-10 | 2011-05-10 | Plug-and-play unit cabinet for intelligent power grid experiment training based on grid framework |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102184668A CN102184668A (en) | 2011-09-14 |
| CN102184668B true CN102184668B (en) | 2013-05-22 |
Family
ID=44570836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110119996 Expired - Fee Related CN102184668B (en) | 2011-05-10 | 2011-05-10 | Plug-and-play unit cabinet for intelligent power grid experiment training based on grid framework |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102184668B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104318834B (en) * | 2012-10-30 | 2016-11-30 | 江苏省电力公司常州供电公司 | A kind of method of work of power network schedule automation experience system |
| CN104318832B (en) * | 2012-10-30 | 2016-11-30 | 江苏省电力公司常州供电公司 | A kind of construction method of power network schedule automation experience system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2935584Y (en) * | 2006-08-09 | 2007-08-15 | 李东波 | Automatic system analog simulation test apparatus of power distribution network |
| CN101136559A (en) * | 2006-08-31 | 2008-03-05 | 深圳菱亚机电工程设备有限公司 | Power supply intelligentized simulation teaching system |
| CN201255955Y (en) * | 2008-08-28 | 2009-06-10 | 浙江天煌科技实业有限公司 | Integrated automation experimental system for transforming plant |
| CN101888115A (en) * | 2009-05-12 | 2010-11-17 | 上海昌瑞电力自动化设备有限公司 | Electric system protection device with test debugging function |
| CN202042107U (en) * | 2011-05-10 | 2011-11-16 | 国网技术学院 | Plug and play smart grid experiment and practice unit cabinet based on grid framework |
-
2011
- 2011-05-10 CN CN 201110119996 patent/CN102184668B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2935584Y (en) * | 2006-08-09 | 2007-08-15 | 李东波 | Automatic system analog simulation test apparatus of power distribution network |
| CN101136559A (en) * | 2006-08-31 | 2008-03-05 | 深圳菱亚机电工程设备有限公司 | Power supply intelligentized simulation teaching system |
| CN201255955Y (en) * | 2008-08-28 | 2009-06-10 | 浙江天煌科技实业有限公司 | Integrated automation experimental system for transforming plant |
| CN101888115A (en) * | 2009-05-12 | 2010-11-17 | 上海昌瑞电力自动化设备有限公司 | Electric system protection device with test debugging function |
| CN202042107U (en) * | 2011-05-10 | 2011-11-16 | 国网技术学院 | Plug and play smart grid experiment and practice unit cabinet based on grid framework |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102184668A (en) | 2011-09-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103441572B (en) | Substation equipment method for supervising | |
| CN103123758B (en) | A kind of dispatching automation numeral physical mixed simulation training system | |
| CN101894488B (en) | Distributed three-dimensional simulation training system for regional power system transformer station | |
| CN105811584B (en) | A kind of conventional substation intellectualized reconstruction method | |
| CN102663912B (en) | Computer simulation systems for integrated dispatching and monitoring of regional power network | |
| CN103296677B (en) | A kind of online bulk power grid recovers aid decision-making system | |
| CN102510131B (en) | Method and device for testing overall performance of intelligent transformer substation | |
| CN104239059B (en) | Intelligence based on full model matches somebody with somebody the construction method of electricity consumption unified information support platform | |
| Shi et al. | Cyber-physical electrical energy systems: challenges and issues | |
| CN103488835A (en) | Simulation platform and method for dispatching automation system | |
| CN101842713A (en) | System level testing for substation automation systems | |
| CN202159106U (en) | Intelligent tester with intelligent power grid self-healing control technology | |
| CN104575200A (en) | Low-voltage transformer district simulated practice training system based on rural power grid intelligent low-voltage distribution box | |
| CN102570601A (en) | Transformer substation control cabin technology | |
| CN109066754A (en) | DC distribution net real-time emulation system and method | |
| CN107989753A (en) | A kind of wind power plant wind power generating set monitoring system and monitoring method based on exploitation map | |
| CN102723780B (en) | Energy management system for distribution network of power system | |
| CN104835376A (en) | Dispatcher training simulation system with automatic switching device of standby power supply automatic safety device operation simulating function | |
| Wu et al. | Integrated distribution management system: architecture, functions, and application in China | |
| Boardman | The role of integrated distribution management systems in smart grid implementations | |
| CN104835077A (en) | Static safety analysis system with dispatcher accident prediction supporting function | |
| CN102184667B (en) | Grid-architecture-based plug-and-play type intelligent power grid experiment training system | |
| KR20100037317A (en) | Multiple facts control system and method therefor | |
| CN104809659A (en) | Intelligent advanced application system applicable to local dispatching system | |
| CN102184668B (en) | Plug-and-play unit cabinet for intelligent power grid experiment training based on grid framework |
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 | ||
| 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: 20130522 Termination date: 20160510 |