CN108550305A - Distributed new O＆M simulation training system - Google Patents
Distributed new O＆M simulation training system Download PDFInfo
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- CN108550305A CN108550305A CN201810454001.1A CN201810454001A CN108550305A CN 108550305 A CN108550305 A CN 108550305A CN 201810454001 A CN201810454001 A CN 201810454001A CN 108550305 A CN108550305 A CN 108550305A
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Abstract
The invention discloses a kind of distributed new O＆M simulation training systems, including distributed new power generation monitoring system, simulation control subsystem, distribution transformer, power distribution cabinet, anti-isolated island protective device case, light source simulating device, photovoltaic module and tracks of device, distributed photovoltaic power generation analogue system, simulation wind regime and wind-driven generator, distributed wind-power generator analogue system.The present invention have a variety of operation of electric power system patterns, quantitative model demo function; function is drilled in the practical operation of type selecting and the system connection of different generating system equipments; the influence of the simulation and demonstration photovoltaic electrification component generating efficiency of the protection phenomenon such as electricity generation system island effect and the protection of anti-isolated island, simulation wind regime change the influence to wind turbine power generation efficiency.
Description
Technical field
The present invention relates to a kind of O＆M simulation training systems, and in particular to a kind of distributed new O＆M simulation training system
System.
Background technology
Distributed new is clean energy resource, refer in nature can constantly regenerating, continuous utilization, it is inexhaustible,
Nexhaustible resource, its environmental sound or harm are minimum, and resource distribution is extensive, are one suitable for developing and using on the spot
Independent electric power supply that can be mutually compatible with environment is planted, there is flexible varying duty peaking performance, electric system and use can be met
The particular/special requirement at family can provide higher power supply reliability for outlying user or shopping centre, save power transmission and transformation investment, be to alleviate me
Energy problem of state solves China's environmental pollution and ensures one of the important channel of China's electric power safety.
Distributed new power generation based on regenerative resource is national economy sustainable development strategy and environmental protection
Important component.More clearly from recognize this requires electric system operation maintenance personnel has generation of electricity by new energy principle and working specification
Know.However, the current training class product about generation of electricity by new energy be mostly only limitted to it is single to photovoltaic generation or wind-power electricity generation etc.
The training of generation mode, and actual operation is relatively low, focuses on the demonstration to electricity generating principle and flow.
Invention content
The purpose of the present invention is to provide a kind of distributed new O＆M simulation training systems.
Realize that the technical solution of the object of the invention is：A kind of distributed new O＆M simulation training system, including
Distributed new power generation monitoring system, simulation control subsystem, distribution transformer, power distribution cabinet, anti-isolated island protective device, emulation are negative
Load, light source simulating device, photovoltaic module and tracks of device, distributed photovoltaic power generation analogue system, simulation wind regime and wind-power electricity generation
Machine, distributed wind-power generator analogue system；
Distributed new power generation monitoring system provides the operation interface of human-computer interaction, acquisition system for system operation control
Electric current, voltage, active and reactive, power factor, the frequency data of each electric loop；Switch position signal is acquired, switch distant
Control operation；Carry out system running pattern control；
Simulation control subsystem carries out the calculating storage of system operation support data, with each sub-device of simulation training system
It is communicated, realizes the transmission of control instruction, setting information；
Isolating transformer built in emulating distribution transformer, the 380V power supplys after isolation are provided for simulation training system；
Power distribution cabinet is that the voltage of distribution transformer output carries out electric energy distribution；
Anti- isolated island protective device case is for monitoring busbar voltage and measuring electric current；
Light source simulating device is emulated solar irradiation and is grown from weak to strong and by strong weak change by the adjusting of intensity of illumination
Change；By controlling light angle, running orbit is risen in east and drop in west with simulated solar；
The variation of photovoltaic module and tracks of device emulation photovoltaic module generating efficiency, it is straight by stage body photovoltaic module voltmeter
It sees and shows photovoltaic module output voltage；
Distributed photovoltaic power generation analogue system realizes control, photovoltaic module output to light source simulating device and tracks of device
The simulation of voltage；Using DC power supplier carry out DC over-voltage, it is under-voltage when controller, inverter protection act simulation.
Wind regime is simulated by the adjusting to wind turbine wind speed, simulated environment, wind-driven generator are provided for wind turbine power generation
It is run in simulated environment, realizes wind-power electricity generation simulation data；
Distributed wind-power generator analogue system realizes the switching of different operational modes, realizes control of the distant place to wind regime wind turbine
The simulation of system, wind-driven generator output voltage；Using DC power supplier, AC power supply module carry out DC over-voltage, it is under-voltage when
Control simulation, the simulation of inverter protection act, off-load action simulation.
Further, the monitoring interface of distributed new power generation monitoring system shows much information, including main network access line
Voltage, electric current and frequency, circuit breaker switch state, the working condition and operational data of photovoltaic module, the work of Wind turbines
The related data of state and operational data and accumulator group.
Further, distribution transformer emulates 10/0.38kV distribution transformings, is installed between two pillar emulation tower bars, built-in
0.38/0.38kV isolating transformer provides the 380V power supplys after isolation to distributed new O＆M simulation training system,
The required operating voltage of system operation is provided.
Further, power distribution cabinet includes that 1 tunnel exchanges always into breaker, 3 tunnels exchange output breaker and 1 emulation three-phase four
Line intelligent electric energy meter；
Distribution transformer emulates 10/0.38kV distribution transformings, is installed between two pillar emulation tower bars, built-in 0.38/
0.38kV isolating transformers provide the 380V power supplys after isolation to distributed new O＆M simulation training system, provide
System operation transformer output end is always connect into breaker after emulating three-phase and four-line intelligent electric energy meter with exchange, then all the way
Divide three tunnels to pass through three exchanges respectively and exports breakers and dummy load, distributed photovoltaic power generation analogue system, distributed wind
The analogue system that generates electricity is connected；Anti- isolated island protective device by acquisition export breaker at state and energy information, and to its into
Row analyzing processing is to carry out corresponding actions；
Exchange always changes system operation mode, control system trend operation, exchange output breaker change point into breaker
The branch line method of operation controls branched line trend operation；
Three-phase and four-line intelligent electric energy meter acquisition system power information is emulated, power information is uploaded in a manner of RS485
Simulative surveillance system simultaneously receives the data transmitted by simulative surveillance system.
Further, anti-isolated island protective device case has isolated island tripping and isolated island restores distant place closing function, system operation
In, which constantly monitors busbar voltage and measures electric current, has the function of to abnormal current and voltage alarm, cooperation virtual load electricity
Realize following defencive function in current voltage source：
Overvoltage tripping, undervoltage tripping have pressure automatic closing, overfrequency tripping, low frequency tripping, instantaneous inverse probability to sentence
Not Tiao Zha, anti-isolated island protection differentiate, selectable automatic recovery closing function.
Further, light source simulating device includes halogen tungsten lamp, lamp stand, servomechanism, stepper motor and electric pushrod；Halogen tungsten lamp
Simulated solar irradiation is set on lamp stand, and the voltage by changing lamp both ends realizes the adjusting to intensity of illumination, emulates solar irradiation
It grows from weak to strong and by strong weak variation；By servomechanism Driving Stepping Motor and electric pushrod come control lamp stand left and right,
Pitching rises in east and drop in west running orbit with simulated solar.
Further, single-crystalline-silicon solar-cell panel, 1 vertical double-shaft of photovoltaic module and tracks of device by 2 pieces of 100W
Holder, light controller, control cabinet composition are tracked, in the simulated environment that light source simulating device provides, emulation photovoltaic module hair
The variation of electrical efficiency shows photovoltaic module output voltage by stage body photovoltaic module voltmeter；Under the control of light controller,
Tracking holder follows the swing of simulated solar to carry out solar tracking tracking.
Further, it simulates wind regime and wind-driven generator is made of high-power blower and a 300W wind-driven generator, wind
Power generator setting third gear is adjustable, and by the adjusting to wind turbine wind speed, simulated environment, wind-force hair are provided for wind turbine power generation
Motor is run in simulated environment, realizes wind-power electricity generation simulation data.
Further, distributed photovoltaic power generation analogue system include emulation single-phase electric meter, it is bidirectional power meter, miniature single-phase inverse
Become device, controller, emulation unloader, isolation switch, emulation double-power supply switching device, emulation header box, accumulator group and user
Load；
Emulation single-phase electric meter is for measuring the generated electricity energy of new energy；Bidirectional power meter is for measuring grid-connected electricity；Miniature list
Phase inverter is used to the DC inverter that photovoltaic module is sent out be to meet the alternating current of grid-connected requirement, and realize grid-connected function；
Emulation unloader is accumulator super-charge in order to prevent, and extra electricity is uninstalled by unloader；Controller can send out photovoltaic
Electricity is adjusted and controls, and the energy after adjustment is on the one hand sent to inverter, and extra energy is on the other hand pressed accumulator
Characteristic curve charge to accumulator group；Emulation double-power supply switching device is used to switch the power supply of user load, when
Grid-connected power generation system power supply is automatically switched to when electrical breakdown, conversely, automatically switching to power grid power supply；Isolation switch is used for will
Grid-connected power generation system is isolated with power grid；
Photovoltaic module, which generates electricity, can pass through emulation header box remittance controller, after the adjusting and control of controller, one
Part is battery charging, and a part inputs miniature single-phase grid-connected inverter, and extra electric energy then flows into emulation unloader；Inversion
The alternating current for meeting grid-connected requirement is inputted emulation single-phase electric meter for measuring the generated electricity energy of new energy by device；Then simulation electric energy meter
It is connect respectively with emulation double-power supply switching device, bidirectional power meter, bidirectional power meter is connect by isolation switch with power grid, emulation
Double-power supply switching device is connected with load.
Further, distributed wind-power generator analogue system include emulation single-phase electric meter, it is bidirectional power meter, miniature single-phase inverse
Become device, controller, emulation unloader, isolation switch, emulation double-power supply switching device, accumulator group, user load；
Emulation single-phase electric meter is for measuring the generated electricity energy of new energy；Bidirectional power meter is for measuring grid-connected electricity；Miniature list
Phase inverter is used to the DC inverter that wind-driven generator is sent out be to meet the alternating current of grid-connected requirement, and realize grid-connected work(
Energy；Emulation unloader is accumulator super-charge in order to prevent, and extra electricity is uninstalled by unloader；Controller can be to wind-force
Power generation is adjusted and controls, and the energy after adjustment is on the one hand sent to inverter, and extra energy is on the other hand pressed electric power storage
The characteristic curve in pond charges to accumulator group；Emulation double-power supply switching device is used to switch the power supply of user load,
Grid-connected power generation system power supply is automatically switched to when electrical breakdown, conversely, automatically switching to power grid power supply；Isolation switch is used for
Grid-connected power generation system is isolated with power grid；
The electric energy of wind-driven generator imports controller, and after the adjusting and control of controller, a part is accumulator group
Charging, a part input miniature single-phase grid-connected inverter, and extra electric energy then flows into emulation unloader；Inverter will meet grid-connected want
The alternating current input emulation single-phase electric meter asked is for measuring the generated electricity energy of new energy；Then simulation electric energy meter is double electric with emulation respectively
Source switching device, bidirectional power meter connection, bidirectional power meter are connect by isolation switch with power grid, emulate double-power supply switching device
It is connected with load
Compared with prior art, the present invention its remarkable advantage is：(1) distributed new O＆M simulation training system is directed to
It is engaged in the relevant O＆M service of distributed photovoltaic power generation, wind-power electricity generation, marketing management, integrated service, user maintenance personnel design
Exploitation.Have a variety of operation of electric power system patterns, quantitative model demo function, the type selecting of different generating system equipments and be
Function, the simulation of the protection phenomenon such as electricity generation system island effect and the protection of anti-isolated island and demo function are drilled in the practical operation of system connection,
Continuous data carries out system line loss analyzing before and after electricity generation system access distribution can be simulated, and illumination simulation changes to photovoltaic generation group
The influence of part generating efficiency, simulation wind regime change the influence to wind turbine power generation efficiency；(2) distribution of the present invention
Wind-power electricity generation and photovoltaic generation are integrated into a system by new energy O＆M simulation training system, can not only train single power generation
Mode can also demonstrate wind light mutual complementing；Meanwhile system of the present invention can be such that student oneself operates, free switching fortune
Row pattern, and switching operational observations phenomenon can be passed through under each pattern.The manipulative ability of student is improved, is deepened to new
The understanding of energy electricity generating principle and operational process.Distributed new power generation monitoring system designed by the present invention is system operation
Control provides the operation interface of human-computer interaction, and teacher can be switching system operational mode by PC, improve teaching method
Flexibility.
Description of the drawings
Fig. 1 is the distributed new O＆M simulation training system functional block diagram of the present invention.
Fig. 2 is the power distribution cabinet elementary diagram of the present invention.
Fig. 3 is the distributed photovoltaic power generation analogue system figure of the present invention.
Fig. 4 is the distributed wind-power generator analogue system figure of the present invention.
Specific implementation mode
The present invention is described in further details below in conjunction with the accompanying drawings.
As shown in Figure 1, a kind of distributed new O＆M simulation training system, including distributed new power generation monitoring system
System, simulation control subsystem, distribution transformer, power distribution cabinet, anti-isolated island protective device, dummy load, light source simulating device, photovoltaic group
Part and tracks of device, distributed photovoltaic power generation analogue system, simulation wind regime and wind-driven generator, distributed wind-power generator emulation system
System；
Distributed new power generation monitoring system provides the operation interface of human-computer interaction, acquisition system for system operation control
The telemetries such as electric current, voltage, active and reactive, power factor, the frequency of each electric loop；Acquire switch position signal；It carries out
Switch straighforward operation；Carry out system running pattern control.Understand much information according to monitoring interface：Include the electricity of main network access line
Pressure, electric current and frequency；Circuit breaker switch state；The working condition and operational data of photovoltaic module；The working condition of Wind turbines
And operational data.To make user preferably hold overall data tendency, using lines, block diagram, cake chart, curve graph, dynamic
Tidal current chart is intuitively shown.In human-computer interaction interface, real-time display system wiring diagram browses sampled value, browses on-off state, looks into
Ask each section groundwork data, record fault data, operation note.
Simulation control subsystem carries out the calculating storage of system operation support data.The each sub-device for including with analogue system
It is communicated, realizes the transmission of support data, control instruction, setting information；
Emulate distribution transformer and emulate 10/0.38kV distribution transformings, emulate distribution transforming appearance, be installed on two pillars emulation tower bars it
Between, built-in 0.38/0.38kV isolating transformers are provided to distributed new O＆M simulation training system after isolation
380V power supplys provide system operation required operating voltage.It ensures personal safety, reduces emulation electricity generation system to true distribution
The influence of net.
Power distribution cabinet becomes the voltage progress electric energy distribution of output by distribution is emulated, and is always exchanged into breaker and 3 tunnels containing the exchange of 1 tunnel
Export breaker, 1 emulation three-phase and four-line intelligent electric energy meter WT-F05.
As shown in Fig. 2, transformer output end after emulating three-phase and four-line intelligent electric energy meter with exchange always into breaker connect
Connect, then divide all the way three tunnels respectively by three exchanges export breakers and dummy load, distributed photovoltaic power generation analogue system,
Distributed wind-power generator analogue system is connected；Anti- isolated island protective device exports the state at breaker by acquisition and believes with electric energy
Breath, and processing is analyzed it to carry out corresponding actions；
Exchange always changes system operation mode, control system trend operation, exchange output breaker change point into breaker
The branch line method of operation controls branched line trend operation；
Three-phase and four-line intelligent electric energy meter acquisition system power information is emulated, power information is uploaded in a manner of RS485
Simulative surveillance system simultaneously receives the data transmitted by simulative surveillance system.
Working condition and operation of the simulative surveillance system to current each node of distributed new O＆M simulation training system
Pattern carries out data analysis, trend operation, and simulation electric energy meter is shown that electric quantity information is revised as operation result value, realizes power generation
The simulation of system power continuous data.Compared with generating electricity batch meter, user's batch meter data analysis with terminal user, realizes and divide
Simulation is influenced on voltage ripple of power network, power grid quality after cloth new energy resources system generating equipment access system.By intelligent voltage,
Current source simulating grid voltage, frequency, harmonic wave, power factor change, emulation power distribution system quality of electric power monitoring device show number
According to simulation.Cabinet itself can connect electric skill training into luggage table；
Anti- isolated island protective device case has isolated island and trips and isolated island recovery distant place closing function, in system operation, the device
Constantly monitoring busbar voltage and measurement electric current have the function of to abnormal current and voltage alarm, cooperation virtual load voltage and current source
Realize following defencive function.
Overvoltage tripping, undervoltage tripping have pressure automatic closing, overfrequency tripping, low frequency tripping, instantaneous inverse probability to sentence
Not Tiao Zha, anti-isolated island protection differentiate, selectable automatic recovery closing function.
Light source simulating device is real by the voltage for changing lamp both ends using the 500W halogen tungsten lamp simulated solar irradiations for imitating sunlight
Now to the adjusting of intensity of illumination, emulation solar irradiation grows from weak to strong and by by force to weak variation；Stepping is driven by servomechanism
Motor and electric pushrod control left and right, the pitching of lamp stand, and running orbit is risen in east and drop in west with simulated solar.Give photovoltaic group
The work of part and tracks of device provides the running environment of simulation.
Photovoltaic module and tracks of device by the single-crystalline-silicon solar-cell panel of 2 pieces of 100W, 1 vertical double-shaft tracking holder,
Light controller, control cabinet composition emulate the change of photovoltaic module generating efficiency in the simulated environment that light source simulating device provides
Change, photovoltaic module output voltage is intuitively shown by stage body photovoltaic module voltmeter.In the control line of light controller, tracking branch
Frame follows the swing of simulated solar to carry out solar tracking tracking, makes the illumination that solar panel receives maximum magnitude strong to the greatest extent
Degree and time.It can carry out the demonstration of automatic tracking function and the training of control principle.
Distributed photovoltaic power generation analogue system includes emulation single-phase electric meter, bidirectional power meter, miniature single-phase inverter, control
Device, emulation unloader, isolation switch, emulation double-power supply switching device, emulation header box, accumulator group, user load；
Emulation single-phase electric meter is for measuring the generated electricity energy of new energy；Bidirectional power meter is for measuring grid-connected electricity；Miniature list
Phase inverter is used to the DC inverter that photovoltaic module is sent out be to meet the alternating current of grid-connected requirement, and realize grid-connected function；
Emulation unloader is accumulator super-charge in order to prevent, and extra electricity is uninstalled by unloader；Controller can send out wind-force
Electricity and photovoltaic generation are adjusted and control, and the energy after adjustment are on the one hand sent to inverter, on the other hand extra energy
Amount charges to accumulator group by the characteristic curve of accumulator；Emulation double-power supply switching device is used to switch the confession of user load
Power supply automatically switches to grid-connected power generation system power supply when electrical breakdown, conversely, automatically switching to power grid power supply；Isolation
Disconnecting link is for grid-connected power generation system to be isolated with power grid；
Photovoltaic module, which generates electricity, to import controller after emulating header box, after the adjusting and control of controller,
A part is battery charging, and a part inputs miniature single-phase grid-connected inverter, and extra electric energy then flows into emulation unloader；It is inverse
Become device and the alternating current for meeting grid-connected requirement is inputted into emulation single-phase electric meter for measuring the generated electricity energy of new energy；Then electric energy is emulated
Table is connect with emulation double-power supply switching device, bidirectional power meter respectively, and bidirectional power meter is connect by isolation switch with power grid, is imitated
True double-power supply switching device is connected with load.
As shown in figure 3, distributed photovoltaic power generation analogue system is shown in the form of stage body, using emulation single-phase electric meter, two-way
Electric energy meter, miniature single-phase inverter, controller, emulation unloader, isolation switch, emulation double-power supply switching device, emulation confluence
The compositions such as case, accumulator group, user load, based on photovoltaic generation, cabinet prepares plurality of operating modes cable and connects in advance
Line in flakes by key node cross-over sub realizes the switching of different operational modes, can flexibly show grid-connected online in full
Operational mode, grid-connected remaining electricity online pattern, photovoltaic off-grid operational mode, wind light mutual complementing off-grid operation pattern etc., can be into
Row is demonstrated containing energy storage and without storage energy operation, the form lighted using LED light built in PLC control module console dignity plates
It is shown, shows plurality of operating modes lower band power path.Cabinet is docked with light source analog machine tracks of device using aviation plug,
Reduce site operation, panel is provided with light source position regulation button, intensity of light source change-over switch, operational mode select button, straight
Galvanic electricity source module realizes a distant place to the control of light source simulating device and tracks of device, the simulation of photovoltaic module output voltage.It utilizes
DC power supplier realize DC over-voltage, it is under-voltage when controller, inverter protection act simulation.
Simulation wind regime and wind-driven generator are made of high-power blower and a 300W wind-driven generator, and wind-driven generator is set
It sets that third gear is adjustable, by the adjusting to wind turbine wind speed, provides simulated environment for wind turbine power generation, wind-driven generator is being simulated
It is run in environment, realizes wind-power electricity generation simulation data.Generating efficiency of the wind turbine under different wind speed can be intuitively shown by stage body.
Translucent cover is set outside wind turbine, protects real training personnel safety.
Distributed wind-power generator analogue system includes emulation single-phase electric meter, bidirectional power meter, miniature single-phase inverter, control
Device, emulation unloader, isolation switch, emulation double-power supply switching device, accumulator group, user load；
Emulation single-phase electric meter is for measuring the generated electricity energy of new energy；Bidirectional power meter is for measuring grid-connected electricity；Miniature list
Phase inverter is used to the DC inverter that wind-driven generator is sent out be to meet the alternating current of grid-connected requirement, and realize grid-connected work(
Energy；Emulation unloader is accumulator super-charge in order to prevent, and extra electricity is uninstalled by unloader；Controller can be to wind-force
Power generation is adjusted and controls, and the energy after adjustment is on the one hand sent to inverter, and extra energy is on the other hand pressed electric power storage
The characteristic curve in pond charges to accumulator group；Emulation double-power supply switching device is used to switch the power supply of user load,
Grid-connected power generation system power supply is automatically switched to when electrical breakdown, conversely, automatically switching to power grid power supply；Isolation switch is used for
Grid-connected power generation system is isolated with power grid；
The electric energy of wind-driven generator imports controller, and after the adjusting and control of controller, a part is accumulator group
Charging, a part input miniature single-phase grid-connected inverter, and extra electric energy then flows into emulation unloader；Inverter will meet grid-connected want
The alternating current input emulation single-phase electric meter asked is for measuring the generated electricity energy of new energy；Then simulation electric energy meter is double electric with emulation respectively
Source switching device, bidirectional power meter connection, bidirectional power meter are connect by isolation switch with power grid, emulate double-power supply switching device
It is connected with load.
As shown in figure 4, distributed wind-power generator analogue system, based on wind-power electricity generation, cabinet prepares a variety of fortune in advance
Row pattern cable connection in flakes by key node cross-over sub realizes the switching of different operational modes, can flexibly show wind-force
Grid-connected online operational mode in full, the grid-connected remaining electricity online pattern of wind-force, wind-powered electricity generation off-grid operation pattern, wind light mutual complementing off-grid operation mould
Formula etc. can carry out demonstrating containing energy storage and without storage energy operation, using LED indication built in PLC control module console dignity plates
The form that lamp is lighted is shown, and shows plurality of operating modes lower band power path.Cabinet is used with light source analog machine tracks of device
Aviation plug docks, and reduces site operation, and panel is provided with wind regime intensity adjustment button, wind intensity intensity-conversion switch, fortune
Row mode selecting button, AC power supply module realize a distant place to the control of wind regime wind turbine, the mould of wind-driven generator output voltage
It is quasi-.Realize that DC over-voltage, under-voltage time control molding are quasi-, inverter protection act using DC power supplier, AC power supply module
Simulation, off-load action simulation.
Claims (9)
1. a kind of distributed new O＆M simulation training system, which is characterized in that generate electricity including distributed new and monitor system
System, simulation control subsystem, distribution transformer, power distribution cabinet, anti-isolated island protective device, dummy load, light source simulating device, photovoltaic group
Part and tracks of device, distributed photovoltaic power generation analogue system, simulation wind regime and wind-driven generator, distributed wind-power generator emulation system
System；
Distributed new power generation monitoring system provides the operation interface of human-computer interaction, each electricity of acquisition system for system operation control
Electric current, voltage, active and reactive, power factor, the frequency data of air circuit；Switch position signal is acquired, switch remote control behaviour is carried out
Make；Carry out system running pattern control；
Simulation control subsystem carries out the calculating storage of system operation support data, and each sub-device with simulation training system carries out
The transmission of control instruction, setting information is realized in communication；
Isolating transformer built in emulating distribution transformer, the 380V power supplys after isolation are provided for simulation training system；
Power distribution cabinet is that the voltage of distribution transformer output carries out electric energy distribution；
Anti- isolated island protective device case is for monitoring busbar voltage and measuring electric current；
Light source simulating device is emulated solar irradiation and is grown from weak to strong and by strong weak variation by the adjusting of intensity of illumination；It is logical
Control light angle is crossed, running orbit is risen in east and drop in west with simulated solar；
The variation of photovoltaic module and tracks of device emulation photovoltaic module generating efficiency, is intuitively shown by stage body photovoltaic module voltmeter
Show photovoltaic module output voltage；
Distributed photovoltaic power generation analogue system realizes control to light source simulating device and tracks of device, photovoltaic module output voltage
Simulation；Using DC power supplier carry out DC over-voltage, it is under-voltage when controller, inverter protection act simulation.
Wind regime is simulated by the adjusting to wind turbine wind speed, provides simulated environment for wind turbine power generation, wind-driven generator is in mould
Near-ring is run in border, realizes wind-power electricity generation simulation data；
Distributed wind-power generator analogue system realizes the switching of different operational modes, realizes control of the distant place to wind regime wind turbine, wind
The simulation of power generator output voltage；DC over-voltage, under-voltage time control molding are carried out using DC power supplier, AC power supply module
The quasi-, simulation of inverter protection act, off-load action simulation.
2. distributed new O＆M simulation training system according to claim 1, which is characterized in that distributed new
The monitoring interface of power generation monitoring system shows much information, including the voltage of main network access line, electric current and frequency, killer switch shape
State, the working condition and operational data of photovoltaic module, the working condition and operational data of Wind turbines.
3. distributed new O＆M simulation training system according to claim 1, which is characterized in that distribution transformer is imitative
True 10/0.38kV distribution transformings are installed between two pillar emulation tower bars, built-in 0.38/0.38kV isolating transformers, to distribution
New energy O＆M simulation training system provides the 380V power supplys after isolation, provides system operation required operating voltage.
4. distributed new O＆M simulation training system according to claim 1, which is characterized in that power distribution cabinet includes 1
Road exchange is always into breaker, 3 tunnels exchange output breaker and 1 emulation three-phase and four-line intelligent electric energy meter；
Transformer output end is always connect into breaker after emulating three-phase and four-line intelligent electric energy meter with exchange, then divides three all the way
Road exports breaker and dummy load, distributed photovoltaic power generation analogue system, distributed wind-power generator by three exchanges respectively
Analogue system is connected.
5. distributed new O＆M simulation training system according to claim 1, which is characterized in that light source simulating device
Including halogen tungsten lamp, lamp stand, servomechanism, stepper motor and electric pushrod；Simulated solar irradiation is arranged on lamp stand in halogen tungsten lamp, by changing
Become adjusting of the voltage realization at lamp both ends to intensity of illumination, emulation solar irradiation grows from weak to strong and by strong weak variation；It is logical
Servomechanism Driving Stepping Motor and electric pushrod are crossed to control left and right, the pitching of lamp stand, with rising in east and drop in west for simulated solar
Running orbit.
6. distributed new O＆M simulation training system according to claim 1, which is characterized in that photovoltaic module and with
Track device tracks holder, light controller, control cabinet group by single-crystalline-silicon solar-cell panel, 1 vertical double-shaft of 2 pieces of 100W
At in the simulated environment that light source simulating device provides, the variation of emulation photovoltaic module generating efficiency passes through stage body photovoltaic module
Voltmeter shows photovoltaic module output voltage；Under the control of light controller, tracking holder follow the swing of simulated solar into
Row solar tracking tracks.
7. distributed new O＆M simulation training system according to claim 1, which is characterized in that simulation wind regime and wind
Power generator is made of high-power blower and a 300W wind-driven generator, and wind-driven generator setting third gear is adjustable, by wind
The adjusting of machine wind speed provides simulated environment for wind turbine power generation, and wind-driven generator is run in simulated environment, realizes wind-force
Generate electricity simulation data.
8. distributed new O＆M simulation training system according to claim 1, which is characterized in that distributed photovoltaic is sent out
Electric analogue system includes emulation single-phase electric meter, bidirectional power meter, miniature single-phase inverter, controller, emulation unloader, isolation knife
Lock, emulation double-power supply switching device, emulation header box, accumulator group and user load；
Emulation single-phase electric meter is for measuring the generated electricity energy of new energy；Bidirectional power meter is for measuring grid-connected electricity；It is miniature single-phase inverse
Become device to be used for DC inverter that photovoltaic module is sent out to meet the alternating current of grid-connected requirement, and realizes grid-connected function；Emulation
Unloader is accumulator super-charge in order to prevent, and extra electricity is uninstalled by unloader；Controller can to photovoltaic generation into
Row adjusts and control, and the energy after adjustment is on the one hand sent to inverter, on the other hand extra energy is pressed the spy of accumulator
Linearity curve charges to accumulator group；Emulation double-power supply switching device is used to switch the power supply of user load, works as power grid
Grid-connected power generation system power supply is automatically switched to when dead electricity, conversely, automatically switching to power grid power supply；Isolation switch is used for new energy
Source electricity generation system is isolated with power grid；
Photovoltaic module, which generates electricity, can pass through emulation header box remittance controller, after the adjusting and control of controller, a part
For battery charging, a part inputs miniature single-phase grid-connected inverter, and extra electric energy then flows into emulation unloader；Inverter will
Meet the alternating current input emulation single-phase electric meter of grid-connected requirement for measuring the generated electricity energy of new energy；Then simulation electric energy meter is distinguished
It is connect with emulation double-power supply switching device, bidirectional power meter, bidirectional power meter is connect by isolation switch with power grid, emulates double electricity
Source switching device is connected with load.
9. distributed new O＆M simulation training system according to claim 1, which is characterized in that distributed wind is sent out
Electric analogue system includes emulation single-phase electric meter, bidirectional power meter, miniature single-phase inverter, controller, emulation unloader, isolation knife
Lock, emulation double-power supply switching device, accumulator group, user load；
Emulation single-phase electric meter is for measuring the generated electricity energy of new energy；Bidirectional power meter is for measuring grid-connected electricity；It is miniature single-phase inverse
Become device to be used for DC inverter that wind-driven generator is sent out to meet the alternating current of grid-connected requirement, and realizes grid-connected function；It is imitative
True unloader is accumulator super-charge in order to prevent, and extra electricity is uninstalled by unloader；Controller can be to wind-power electricity generation
It is adjusted and controls, the energy after adjustment is on the one hand sent to inverter, on the other hand extra energy by accumulator
Characteristic curve charges to accumulator group；Emulation double-power supply switching device is used to switch the power supply of user load, works as electricity
Grid-connected power generation system power supply is automatically switched to when net dead electricity, conversely, automatically switching to power grid power supply；Isolation switch is used for will be new
Energy electricity generation system is isolated with power grid；
The electric energy of wind-driven generator imports controller, and after the adjusting and control of controller, a part is battery charging,
A part inputs miniature single-phase grid-connected inverter, and extra electric energy then flows into emulation unloader；Inverter will meet grid-connected requirement
Alternating current input emulation single-phase electric meter is for measuring the generated electricity energy of new energy；Then simulation electric energy meter is cut with emulation dual power supply respectively
Changing device, bidirectional power meter connection, bidirectional power meter are connect by isolation switch with power grid, are emulated double-power supply switching device and are born
Carry connection.
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| CN110211446A (en) * | 2019-05-14 | 2019-09-06 | 三峡大学 | It is a kind of suitable for impart knowledge to students with the integrated energy system dynamic model experiment emulation platform of scientific research |
| CN111884250A (en) * | 2020-07-09 | 2020-11-03 | 江西工业工程职业技术学院 | Intelligent new energy training control system and method and information data processing terminal |
| CN112185221A (en) * | 2020-09-03 | 2021-01-05 | 郑州万特电气股份有限公司 | Hybrid wind-solar hybrid power generation operation and maintenance simulation method and device |
| CN112803455A (en) * | 2021-01-06 | 2021-05-14 | 上海亿边科技有限公司 | Wind energy and light energy storage and charging complementary simulation parameter calculation device and method |
| CN113364041A (en) * | 2021-08-09 | 2021-09-07 | 四川大学 | Electric power disturbance simulation analysis and control system |
| US11474160B2 (en) | 2020-08-18 | 2022-10-18 | Rohde & Schwarz Gmbh & Co. Kg | Battery emulation apparatus |
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Application publication date: 20180918 |