CN108957378A - It is a kind of for testing the test platform of Energy Management System - Google Patents
It is a kind of for testing the test platform of Energy Management System Download PDFInfo
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- CN108957378A CN108957378A CN201810820214.1A CN201810820214A CN108957378A CN 108957378 A CN108957378 A CN 108957378A CN 201810820214 A CN201810820214 A CN 201810820214A CN 108957378 A CN108957378 A CN 108957378A
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Abstract
The present invention provides a kind of for testing the test platform of Energy Management System, including power grid simulation system, adapted electric analog system and energy-controllable system, grid operation data is sent to Energy Management System respectively, send out electricity consumption data and power storage state, enable Energy Management System according to grid operation data, hair electricity consumption data and power storage state generate and export controlling electric energy instruction, it records simultaneously and exports grid operation data, send out electricity consumption data, power storage state and controlling electric energy instruction, to be used to confirm whether the work of Energy Management System is normal, and then test of the realization to Energy Management System.Also, increase power grid simulation system in the present invention in test platform, it can be considered that influence of the operating status of external power grid to the operating status of micro-capacitance sensor, so that the test platform of simulation meets the running environment of true micro-capacitance sensor.
Description
Technical field
The present invention relates to micro-capacitance sensor fields, more specifically, it is flat to be related to a kind of test for testing Energy Management System
Platform.
Background technique
With the gradually development of distributed power generation, the problems such as stability of power system is with safety, is more and more prominent.Micro- electricity
Net as include including Energy Management System, distributed power generation, load, energy-storage units and protection device integration system
System can not only solve the problems such as intermittence of traditional distributed power generation is with uncertainty, while can participate in electric system
It adjusts, has huge meaning and value for the raising of Power System Reliability.
Energy Management System is realized in micro-capacitance sensor between energy storage management of charging and discharging, load scheduling, micro-capacitance sensor and external power grid
Coordinated control core, Energy Management System directly determines the operation characteristic of micro-capacitance sensor.
In the prior art, it when testing Energy Management System, needs to construct the fortune that can simulate micro-capacitance sensor in advance
The test platform of row state.It include wind power generation simulation experiment platform, photovoltaic power generation simulation experiment platform, energy storage in test platform
Simulation experiment platform and load simulation experiment porch etc..Micro-capacitance sensor in actual motion, the operating status of micro-capacitance sensor by with it is micro-
The influence of the operating status of the external power grid of power grid connection, but test platform in the prior art, do not consider the fortune of external power grid
Influence of the row state to the operating status of micro-capacitance sensor, so that the operating status of the test platform of simulation and true micro-capacitance sensor
It is inconsistent.
Summary of the invention
In view of this, the present invention provide it is a kind of for testing the test platform of Energy Management System, to solve the prior art
In do not consider the influence of the operating status of external power grid to the operating status of micro-capacitance sensor so that the test platform of simulation and true
The inconsistent problem of the operating status of micro-capacitance sensor.
In order to solve the above technical problems, present invention employs following technical solutions:
It is a kind of for testing the test platform of Energy Management System, including power grid simulation system, adapted electric analog system and
Energy-controllable system；The output end of the power grid simulation system, the output end of the adapted electric analog system and the energy can
The output end of control system is connected to ac bus；The power grid simulation system, the adapted electric analog system and the energy
Controllable system is communicated to connect with the Energy Management System in micro-capacitance sensor；Wherein,
The power grid simulation system is used for: being obtained the operation of power networks state for the external power grid connecting with the micro-capacitance sensor, is based on
The operation of power networks state, simulates the external power grid, detects and sends the obtained grid operation data of simulation to the energy pipe
Reason system；
The adapted electric analog system is used for: the power for simulating the generator unit and power unit in the micro-capacitance sensor is defeated
Out, hair electricity consumption data is sent to the Energy Management System；Wherein, the hair electricity data include each generator unit
The electricity consumption data for the data and each power unit of generating electricity；
The energy-controllable system is used for: being simulated the power supply and power storage of the micro-capacitance sensor, is detected and send the energy
The power storage state of controllable system is measured to the Energy Management System, so that the Energy Management System is transported according to the power grid
Row data, the hair electricity consumption data and the power storage state generate and export controlling electric energy instruction, while the energy
Management system records and exports the grid operation data, described generates electricity consumption data, the power storage state and the electricity
It can control instruction；Also, the energy-controllable system is also used to: receiving and respond the electricity that the Energy Management System is sent
It can control instruction.
Preferably, the power grid simulation system includes: grid configuration unit, the first power supply unit, the first rectifier and
One inverter；The input terminal of first rectifier is connect with the output end of first power supply unit, first rectifier
Output end connect with the input terminal of first inverter, the output end of first inverter and the ac bus connect
It connects, the control terminal point of the control terminal and first inverter of the output end of the grid configuration unit and first rectifier
It does not connect；Wherein,
The grid configuration unit is used for: being obtained the operating parameter of external power grid, is generated three-phase electricity according to the operating parameter
Pressure generates instruction and the first rectification instruction；Wherein, the three-phase voltage generates the parameter that instruction includes three-phase voltage；
First rectifier is used for: being received the first rectification instruction, is obtained the of first power supply unit output
One power supply, and first power supply is rectified to obtain the first DC power supply according to the first rectification instruction, by described the
One DC power supply is exported to first inverter；
First inverter is used for: according to the parameter of the three-phase voltage, first DC power supply converted,
Three-phase voltage is obtained, and exports the three-phase voltage to the ac bus.
Preferably, it is specific to use when the grid configuration unit generates three-phase voltage generation instruction according to the operating parameter
In:
The operating parameter is calculated using predeterminated voltage calculation formula, obtains the parameter of the three-phase voltage, it is raw
Instruction is generated at the three-phase voltage for the parameter for including the three-phase voltage.
Preferably, first power supply unit includes three phase mains and the first isolating transformer；
The output end of the three phase mains is connect with the input terminal of first isolating transformer, the first isolation transformation
The output end of device is connect with the input terminal of first rectifier.
Preferably, the power grid simulation system includes control unit and external power grid analogue unit；The external power grid simulation is single
The control terminal of member and the output end of described control unit connect, the output end and the ac bus of the external power grid analogue unit
Connection；Wherein,
Described control unit is used for: being obtained the operating parameter of external power grid, is determined the three of external power grid according to the operating parameter
Phase voltage analogue data；
The external power grid analogue unit is used for: three-phase voltage corresponding with the three-phase voltage analogue data is generated, and
The three-phase voltage is exported to the ac bus.
Preferably, the adapted electric analog system include with electricity consumption configuration unit, the second power supply unit, the second rectifier and
Second inverter；The input terminal of second rectifier is connect with the output end of second power supply unit；Second rectification
The output end of device is connect with the input terminal of second inverter, and the output end and the ac bus of second inverter connect
It connects, the control terminal of the control terminal of second rectifier and second inverter matches the defeated of electricity consumption configuration unit with described respectively
Outlet connection；Wherein,
It is described to be used for electricity consumption configuration unit: to obtain the power generation data of each generator unit in the micro-capacitance sensor and each
The electricity consumption data of power unit, the power generation data of each generator unit according to acquisition and the electricity consumption data of each power unit,
Generate power control instruction and the second rectification instruction；
Second rectifier is used for: being received the second rectification instruction, is obtained the of second power supply unit output
Two power supplys, and obtain the second DC power supply after rectifying according to the second rectification instruction to the second source, and by institute
The second DC power supply is stated to export to second inverter；
Second inverter is used for: according to the power control instruction, calculating the parameter of three-phase current to be generated, base
In the parameter of the three-phase current to be generated, second DC power supply is converted, three-phase current is obtained, and exports institute
Three-phase current is stated to the ac bus.
Preferably, the power generation data with electricity consumption configuration unit according to each generator unit obtained and each electricity consumption list
The electricity consumption data of member is specifically used for when generating power control instruction:
Using predetermined power calculation formula to the power generation data of each generator unit of acquisition and each power unit
Electricity consumption data is calculated, and obtains total active power of generator unit and power unit all in the micro-capacitance sensor, owns
Power unit total reactive power；
Generate the power control instruction including total active power and total reactive power.
Preferably, the adapted electric analog system further includes multiple communication modules；Each communication module respectively with institute
It states and is communicated to connect with electricity consumption configuration unit, the Energy Management System；Wherein,
The communication module is used for: receiving the data acquisition instruction that the Energy Management System is sent, and by the data
Acquisition instruction is sent to described with electricity consumption configuration unit, and receives the data sent with electricity consumption configuration unit, and by institute
It states data and is sent to the Energy Management System；
It is described to be also used to electricity consumption configuration unit: to be instructed, obtained and each data according to each data acquisition received
The corresponding each data of acquisition instruction, and be respectively sent to each data corresponding each with the instruction of each data acquisition
Communication module；Wherein, the data are the power generation data an of generator unit or the electricity consumption data of a power unit.
Preferably, the energy-controllable system includes the second isolating transformer, generator unit and at least one energy storage list
Member；Each energy-storage units are connect with one end of second isolating transformer；The other end of second isolating transformer,
The output end of the generator unit is connect with the ac bus respectively；Each energy-storage units, the generator unit
It is communicated to connect respectively with the Energy Management System；Wherein,
The energy-storage units are used for: being sent battery charge state information to the Energy Management System, received the electric energy
Charge and discharge control instruction in control instruction instructs progress charge and discharge electrically operated according to the charge and discharge control；The power storage
State includes battery charge state information；
The generator unit is used for: when receiving the generation control instruction in the controlling electric energy instruction, being sent out
It is electrically operated, and the electric energy of sending is transferred to the ac bus；
Wherein, the charge and discharge control instruction and the generation control instruction are the Energy Management System according to described in
Grid operation data, the hair electricity consumption data and the battery charge state information and generate.
Preferably, the energy-storage units include:
Energy-storage travelling wave tube, battery management system and current transformer；The energy-storage travelling wave tube, the battery management system and the unsteady flow
Device is sequentially connected, and the other end of the current transformer is connect with second isolating transformer；The battery management system with it is described
Energy Management System communication connection.
Compared to the prior art, the invention has the following advantages:
The present invention provides a kind of for testing the test platform of Energy Management System, including power grid simulation system, adapted
Electric analog system and energy-controllable system.The power grid simulation system can simulate the external power grid, detect and send and simulate
The grid operation data arrived is to the Energy Management System.The adapted electric analog system simulates the power generation list in the micro-capacitance sensor
The power output of member and power unit sends hair electricity consumption data to the Energy Management System.The energy-controllable system simulation
The power supply and power storage of the micro-capacitance sensor detect and send the power storage state of the energy-controllable system to the energy
Management system receives and responds the controlling electric energy instruction that the Energy Management System is sent.Make institute by above-mentioned principle
Stating Energy Management System can generate according to the grid operation data, the hair electricity consumption data and the power storage state
And controlling electric energy instruction is exported, while recording and exporting the grid operation data, the hair electricity consumption data, the power storage
State and controlling electric energy instruction；The grid operation data of output, the hair electricity consumption data, the power storage state with
And the controlling electric energy instruction, can be used to confirm whether the work of Energy Management System is normal, and then realize to energy management
The test of system.Also, increase power grid simulation system in the present invention in test platform, it can be considered that the operating status of external power grid
Influence to the operating status of micro-capacitance sensor, so that the test platform of simulation meets the running environment of true micro-capacitance sensor.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is a kind of structural schematic diagram of test platform provided in an embodiment of the present invention；
Fig. 2 is the structural schematic diagram of another test platform provided in an embodiment of the present invention；
Fig. 3 is a kind of structural schematic diagram of Energy Management System provided in an embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The embodiment of the invention provides a kind of for testing the test platform of Energy Management System, referring to Fig.1, test platform
It may include power grid simulation system 101, adapted electric analog system 201 and energy-controllable system 301；Power grid simulation system 101
The output end of output end, the output end of adapted electric analog system 201 and energy-controllable system 301 is connected to ac bus 1；Electricity
Net simulation system 101, adapted electric analog system 201 and energy-controllable system 301 are logical with the Energy Management System 2 in micro-capacitance sensor
Letter connection；Power grid simulation system 101, adapted electric analog system 201 and energy-controllable system 301 can by serial ports, network interface or
The modes such as wireless and Energy Management System 2 communicate to connect.
Power grid simulation system 101 is used for: being obtained the operation of power networks state for the external power grid connecting with micro-capacitance sensor, is transported based on power grid
Row state simulates external power grid, detects and sends the obtained grid operation data of simulation to Energy Management System 2；
Adapted electric analog system 201 is used for: the power output of generator unit and power unit in simulation micro-capacitance sensor is sent
Electricity consumption data is sent out to Energy Management System 2；Wherein, hair electricity data include the power generation data and each electricity consumption of each generator unit
The electricity consumption data of unit；
Energy-controllable system 301 is used for: being simulated the power supply and power storage of micro-capacitance sensor, is detected and send energy-controllable system
301 power storage state is to Energy Management System 2, so that Energy Management System 2 is according to grid operation data, hair electricity consumption data
And power storage state generates and exports controlling electric energy and instructs to energy-controllable system 301, while Energy Management System 2 records
And export grid operation data, hair electricity consumption data, power storage state and controlling electric energy instruction；Also, energy-controllable system
301 are also used to: receiving and respond the controlling electric energy instruction of the transmission of Energy Management System 2.
Specifically, power grid simulation system 101 is the equipment of software and hardware combining, the operation of power networks state of external power grid can be saved
It into the database in power grid simulation system 101, can also be obtained from external equipment, can specifically pass through wireless, data line
Etc. modes get the operation of power networks state.Operation of power networks state may include operating parameter.
Grid operation data can be the parameters such as exchange power, mains frequency, power grid amplitude, and power grid simulation system 101 is examined
Grid operation data is measured, can be sent in Energy Management System 2, so that Energy Management System 2 understands power grid simulation system
The operating status of system 101, and energy-controllable system 301 is carried out accordingly according to the operating status of power grid simulation system 101
Control.
It should be noted that power grid simulation system 101 is for constructing external power grid ac bus voltage.Here it does not directly adopt
True three phase network, and be using the reason of simulation external power grid of power grid simulation system 101, micro-capacitance sensor needs under grid connection state
The electric power back-up needs such as frequency modulation peak regulation are undertaken, the operation of power networks state of external power grid will directly affect micro-capacitance sensor and externally export at this time
State, and the operation of power networks state of different location, different periods external power grid does not have uniformity, therefore uses power grid mould here
The application of quasi- 101 analog energy management system 2 of system, i.e. the operation of power networks state of local external power grid, to improve whole
The validity of a test platform.On the other hand, Energy Management System 2 can be carried out using power grid simulation system 101 such as lonely
The reliability of Energy Management System 2 is further verified in pressure test under the fault conditions such as island, low-voltage, high voltage.
It may include multiple generator units and multiple power units in micro-capacitance sensor, generator unit can be wind-power electricity generation, light
Volt power generation etc..Power unit can be load etc..Adapted electric analog system 201 is set, exactly for simulating the hair in micro-capacitance sensor
The power output of electric unit and power unit, power include reactive power and active power.In addition, adapted electric analog system 201
It can also detect and send hair electricity data to Energy Management System 2.Hair electricity data include the power generation number of each generator unit
According to the electricity consumption data with each power unit.Wherein it is possible to which hair electricity consumption data, which is packaged into a data packet, is sent to energy pipe
Reason system 2 can also will send out the electricity consumption data of the power generation data and each power unit of each generator unit in electricity consumption data
Individually it is sent to Energy Management System 2.
It should be noted that the operation of power networks state due to external power grid changes in real time, generator unit and use in micro-capacitance sensor
The power output of electric unit changes in real time, and then in order to determine that test platform can really simulate micro-capacitance sensor, in the present embodiment
" power grid simulation system 101 detects and sends the obtained grid operation data of simulation to Energy Management System 2, adapted electrical analogue
System 201 detects and sends the grid operation data simulated and obtained to Energy Management System 2, and energy-controllable system 301 detects simultaneously
After the power storage state to Energy Management System 2 for sending energy-controllable system 301, Energy Management System 2 is according to operation of power networks
Data, hair electricity consumption data and power storage state generate and export controlling electric energy and instruct to energy-controllable system 301, and energy can
The course of work of the reception of control system 301 and the controlling electric energy instruction for responding the transmission of Energy Management System 2 " is to execute in the period, week
Phase can be one second.
Energy Management System 2 records and exports grid operation data, hair electricity consumption data, power storage state and electric energy control
After system instruction, technical staff can determine whether Energy Management System 2 works normally according to the data of output.
It present embodiments provides a kind of for testing the test platform of Energy Management System 2, including power grid simulation system
101, adapted electric analog system 201 and energy-controllable system 301.Power grid simulation system 101 can simulate external power grid, and detection is concurrent
The grid operation data for sending simulation to obtain is to Energy Management System 2.Adapted electric analog system 201 simulates the power generation list in micro-capacitance sensor
The power output of member and power unit sends hair electricity consumption data to Energy Management System 2.Energy-controllable system 301 simulates micro- electricity
The power supply and power storage of net, detect and send energy-controllable system 301 power storage state to Energy Management System 2, connect
Receive and respond the controlling electric energy instruction of the transmission of Energy Management System 2.Enable 2 foundation of Energy Management System by above-mentioned principle
Grid operation data, hair electricity consumption data and power storage state generate and export controlling electric energy instruction, while recording and exporting
Grid operation data, hair electricity consumption data, power storage state and controlling electric energy instruction；The grid operation data of output, hair
Electric data, power storage state and controlling electric energy instruction, can be used to confirm whether the work of Energy Management System 2 is normal,
And then test of the realization to Energy Management System 2.Also, increase power grid simulation system 101, energy in the present invention in test platform
Enough consider influence of the operating status to the operating status of micro-capacitance sensor of external power grid so that the test platform of simulation meet it is true micro-
The running environment of power grid.
Optionally, on the basis of the embodiment of above-mentioned test platform, referring to Fig. 2, power grid simulation system 101 be can wrap
It includes:
Grid configuration unit 1011, the first power supply unit 1014, the first rectifier 1013 and the first inverter 1012；First
The input terminal of rectifier 1013 is connect with the output end of the first power supply unit 1014, the output end and first of the first rectifier 1013
The input terminal of inverter 1012 connects, and the output end of the first inverter 1012 is connect with ac bus 1, grid configuration unit 1011
Output end be separately connected with the control terminal of the first rectifier 1013 and the control terminal of the first inverter 1012.
Grid configuration unit 1011 is specifically as follows the hardware such as control chip, and grid configuration unit 1011 is control chip
When, setting operation program in chip is controlled, to realize corresponding function.
First rectifier 1013 and the first inverter 1012 may each be back-to-back converter.
Optionally, on the basis of the present embodiment, the first power supply unit 1014 includes three phase mains 1024 and the first isolation
Transformer 1034；
The output end of three phase mains 1024 is connect with the input terminal of the first isolating transformer 1034, the first isolating transformer
1034 output end is connect with the input terminal of the first rectifier 1013.
Three phase mains 1024 exports the first three phase mains to the first isolating transformer 1034, and the first isolating transformer 1034 will
To the first rectifier 1013, the output of the first isolating transformer 1034 is first for output after first three phase mains carries out electrical isolation
Power supply, wherein the first power supply is alternating current.
The first three phase mains that three phase mains 1024 exports is the three phase mains of common three phase network output.First every
Buffer action is played from transformer 1034, it is ensured that 1013 electrical isolation of three phase mains 1024 and the first rectifier.
The function of each equipment in power grid simulation system 101 are as follows:
Grid configuration unit 1011 is used for: obtaining the operating parameter of external power grid, it is raw to generate three-phase voltage according to operating parameter
At instruction and the first rectification instruction；Wherein, three-phase voltage generates the parameter that instruction includes three-phase voltage；
First rectifier 1013 is used for: being received the first rectification instruction, is obtained the first electricity of the first power supply unit 1014 output
Source, and according to first rectification instruction the first power supply is rectified to obtain the first DC power supply, by the first DC power supply export to
First inverter 1012；
First inverter 1012 is used for: according to the parameter of three-phase voltage, being converted to the first DC power supply, is obtained three-phase
Voltage, and three-phase voltage is exported to ac bus 1.
Optionally, on the basis of the present embodiment, grid configuration unit 1011 generates three-phase voltage life according to operating parameter
When at instruction, it is specifically used for:
Operating parameter is calculated using predeterminated voltage calculation formula, obtains the parameter of three-phase voltage, generating includes three
The three-phase voltage of the parameter of phase voltage generates instruction.
Specifically, the operating parameter of external power grid can be the parameters such as the initial phase angle of external power grid time-sequential voltage, frequency, voltage.
Wherein, the operating parameter for obtaining external power grid was carried out with the period, and a period can be 1s.The parameter of three-phase voltage may include
Voltage magnitude, frequency and phase angle.The parameter for determining three-phase voltage is to generate a three-phase voltage for meeting the parameter.
The calculation formula of each phase voltage amplitude in predeterminated voltage calculation formula are as follows:
Wherein, Varef、VbrefAnd VcrefFor the voltage magnitude of each phase of power grid, f is frequency, θ0For the initial phase angle of voltage,
T is the time, and V is external power grid time-sequential voltage.
After the voltage magnitude of each phase is calculated, phase angle can be calculated by the initial phase angle of voltage, hereafter can be with
It generates the three-phase voltage including voltage magnitude, frequency and phase angle and generates instruction.
After grid configuration unit 1011 generates three-phase voltage generation instruction and the first rectification instruction, to the first rectifier 1013
Voltage V/ frequency f control is carried out with the first inverter 1012.Specifically, the first rectification instruction is sent to the first rectifier
1013, three-phase voltage is generated into instruction and is sent to the first inverter 1012, the first rectifier 1013 rectifies the first power supply
Operation, obtains the first DC power supply, the first DC power supply is exported to the first inverter 1012.First inverter 1012 is to first
DC power supply carries out inverter operation, obtains the three-phase voltage for the parameter for meeting three-phase voltage and output.
In the present embodiment, the specific structure of power grid simulation system 101 is given, and then can be used what the present embodiment provided
Internal structure chart, to be configured to the power grid simulation system 101 of simulation external power grid.
Optionally, on the basis of the embodiment of above-mentioned test platform, power grid simulation system 101 is including control unit and outside
The output end of power grid analogue unit, the control terminal of external power grid analogue unit and control unit connects, external power grid analogue unit it is defeated
Outlet is connect with ac bus 1；Wherein,
Control unit is used for: obtaining the operating parameter of external power grid, the three-phase electricity pressing mold of external power grid is determined according to operating parameter
Quasi- data.
External power grid analogue unit is used for: being generated three-phase voltage corresponding with three-phase voltage analogue data, and is exported three-phase
Voltage is to ac bus 1.
Specifically, the operating parameter of external power grid is in addition to may include above-mentioned power grid time-sequential voltage, frequency, voltage initial phase
It can also include the parameters such as harmonic frequency, external power grid load, generator amature, damped coefficient, three-phase voltage analogue data outside angle
It may include voltage magnitude, frequency and phase angle, control unit generates three-phase voltage analogue data according to the operating parameter of external power grid
Process be similar to grid configuration unit 1011 generate three-phase voltage generate instruction process it is similar, only calculation formula is different.
External power grid analogue unit can be the first above-mentioned rectifier 1013, the first inverter 1012 and the first power supply unit
1014。
In addition, external power grid analogue unit can also be including A phase analogue unit, B phase analogue unit and C phase analogue unit, this
Three analogue units simulate the phase in three phase network according to three-phase voltage analogue data self contained function respectively.
In the present embodiment, the structure of another power grid simulation system 101 is given, and then can be in different usage scenarios
It is lower to simulate external power grid using the power grid simulation system 101 with different structure.
Optionally, on the basis of the embodiment of any of the above-described test platform, referring to Fig. 2, adapted electric analog system 201 is wrapped
It includes with electricity consumption configuration unit 2011, the second power supply unit 2014, the second rectifier 2013 and the second inverter 2012；Second rectification
The input terminal of device 2013 is connect with the output end of the second power supply unit 2014；The output end of second rectifier 2013 and the second inversion
The input terminal of device 2012 connects, and the output end of the second inverter 2012 is connect with ac bus 1, the control of the second rectifier 2013
The control terminal of end and the second inverter 2012 is connect with the output end with electricity consumption configuration unit 2011 respectively；
Second power supply unit 2014 includes three phase mains 2024 and isolating transformer 2034, and three phase mains 2024 and isolation become
The function of depressor 2034 with three phase mains 1024 and the first isolating transformer 1034, please refers to above-mentioned corresponding description, herein respectively
It repeats no more.Second rectifier 2013 and the second inverter 2012 may each be back-to-back converter.
The course of work of each equipment in adapted electric analog system 201 are as follows:
It is used for electricity consumption configuration unit 2011: obtaining the power generation data and each electricity consumption of each generator unit in micro-capacitance sensor
The electricity consumption data of unit is generated according to the power generation data of each generator unit obtained and the electricity consumption data of each power unit
Power control instruction and the second rectification instruction；
Second rectifier 2013 is used for: being received the second rectification instruction, is obtained the second electricity of the second power supply unit 2014 output
Source, and the second DC power supply is obtained after rectifying according to the second rectification instruction to second source, and the second DC power supply is defeated
Out to the second inverter 2012；
Second inverter 2012 is used for: according to power control instruction, calculate the parameter of three-phase current to be generated, based on to
The parameter of the three-phase current of generation converts the second DC power supply, obtains three-phase current, and exports three-phase current to exchange
Bus 1.
Specifically, due in micro-capacitance sensor include multiple generator units and multiple power units, generator unit can be wind-powered electricity generation,
The renewable generator unit of photovoltaic distributed, power unit can be various loads, it is contemplated that distributed generation resource and load type
And quantity is various, being respectively provided with simulator to each distributed generation unit and load, to will lead to test platform excessively complicated,
Therefore here by the way of lump simulation, implementation are as follows:
Power generation data and each power unit with each generator unit in the acquisition micro-capacitance sensor of electricity consumption configuration unit 2011
Electricity consumption data, according to obtain each generator unit power generation data and each power unit electricity consumption data, generation power
Control instruction and the second rectification instruction.The power generation data of generator unit and the electricity consumption data of power unit may each comprise wattful power
Rate and reactive power.
Optionally, each generator unit on the basis of the present embodiment, with electricity consumption configuration unit 2011 according to acquisition
The electricity consumption data for the data and each power unit of generating electricity is specifically used for when generating power control instruction:
Using predetermined power calculation formula to the power generation data of each generator unit of acquisition and each power unit
Electricity consumption data is calculated, and total active power, all use of generator unit and power unit all in micro-capacitance sensor are obtained
Total reactive power of electric unit generates the power control instruction including total active power and total reactive power.
Predetermined power calculation formula are as follows:
Wherein, Pref、QrefRespectively total active power and total reactive power, HpvFor photovoltaic generation unit intersection, Ppv_iFor
The output power of No. i-th photovoltaic generation unit；HwtFor wind power generation unit intersection, Pwt_iFor the defeated of jth wind power generation unit
Power out；HlFor power unit intersection, Pl_nFor the active power of No. n-th power unit, Ql_nFor the idle of No. n-th power unit
Power.By matching electricity consumption configuration unit 2011, renewable energy, the quantity of load and the ginseng of simulation micro-capacitance sensor can be adjusted flexibly
Number, and be integrated into the single source PQ and output is realized by current transformer.
Total active power and total reactive power is calculated by above-mentioned formula, hereafter generation is including total active power and always
The power control instruction of reactive power.In addition, also generating the second rectification instruction with electricity consumption configuration unit 2011, and respectively by power
Control instruction and the second rectification instruction are sent to the second inverter 2012 and the second rectifier 2013.
Second rectifier 2013 receives the second rectification instruction, obtains the second source of the second power supply unit 2014 output, and
The second DC power supply is obtained after rectifying according to the second rectification instruction to second source, and the second DC power supply is exported to the
Two inverters 2012；
Second inverter 2012 calculates the parameter of three-phase current to be generated according to power control instruction, based on to be generated
Three-phase current parameter, the second DC power supply is converted, three-phase current is obtained, and exports three-phase current to ac bus
1。
Wherein, the second inverter 2012 calculates the parameter of three-phase current to be generated according to power control instruction, specific to use
In:
Total active power and total reactive power are calculated using default three-phase current calculation formula, obtained to be generated
Three-phase current parameter.The parameter of three-phase current includes current amplitude, frequency and phase angle.
Wherein, presetting three-phase current calculation formula can be
Wherein, PrefFor total active power, QrefFor total reactive power, θ0For the initial phase angle of power grid, f is frequency, when t is
Between, V is the power grid time-sequential voltage of three phase mains 2024.
By above-mentioned formula, the current amplitude of each phase can be calculated, phase angle can be according to the initial phase angle meter of power grid
It obtains, frequency can directly acquire.
It is straight to second based on the parameter of three-phase current to be generated after the parameter of three-phase current to be generated is calculated
Amplitude, frequency and the phase angle of the electric current in galvanic electricity source are adjusted, and obtain the three-phase electricity for meeting the parameter of three-phase current to be generated
Stream.
In the present embodiment, with the renewable power generation such as all scene in the form simulation micro-capacitance sensor of lump simulation and load electricity consumption
Power, renewable energy and load quantity and parameter can be adjusted flexibly.In addition, giving a kind of ginseng of determining three-phase current
Number and the process for generating three-phase current, and then can be met according to the generation of the method in the present embodiment all in micro-capacitance sensor
The three-phase current of the power output of generator unit and power unit, and then realize generator unit and electricity consumption list in simulation micro-capacitance sensor
The power output function of member.
Optionally, it is above-mentioned " adapted electric analog system 201 include match electricity consumption configuration unit 2011, the second power supply unit
2014, on the basis of the embodiment of the second rectifier 2013 and the second inverter 2012 ", adapted electric analog system 201 further includes
Multiple communication modules；Each communication module is communicated to connect with electricity consumption configuration unit 2011, Energy Management System 2 respectively；Wherein,
Communication module is used for: receiving the data acquisition instruction that Energy Management System 2 is sent, and data acquisition is instructed and is sent
Match the data that electricity consumption configuration unit 2011 is sent to electricity consumption configuration unit 2011, and reception, and sends data to energy
Management system 2；
It is also used to electricity consumption configuration unit 2011: being instructed according to each data acquisition received, obtained and each data
The corresponding each data of acquisition instruction, and be respectively sent to each data corresponding each with the instruction of each data acquisition
Communication module；Wherein, data are the power generation data an of generator unit or the electricity consumption data of a power unit.
Specifically, with the power generation data and each power unit that are stored with each generator unit in electricity consumption configuration unit 2011
Electricity consumption data can specifically be prestored to the data stored in electricity consumption configuration unit 2011 with electricity consumption configuration unit
In 2011, it is also possible to match what electricity consumption configuration unit 2011 was obtained from external equipment.Communication module receives energy management system
The data acquisition instruction that system 2 is sent, and data acquisition instruction is sent to electricity consumption configuration unit 2011, match electricity consumption configuration unit
2011 search data corresponding with the instruction of each data acquisition, and are transferred to Energy Management System 2 by communication module.Communicate mould
The quantity of block is identical as generator unit, the quantity summation of power unit, and each communication module transmits the power generation number of a generator unit
According to or a power unit electricity consumption data, and each communication module use independent mailing address and communication protocol.
In the present embodiment, multiple communication modules and separated communication are set, are in order to true by the simulation of complete communication construction
The communication scenes of real micro-capacitance sensor, and then the more complete test realized for the Energy Management System 2.
Optionally, based on any of the above embodiments, referring to Fig. 2, energy-controllable system 301 includes that the second isolation becomes
Depressor 402, generator unit 401 and at least one energy-storage units 3011-301n；Each energy-storage units and the second isolating transformer
402 one end connection；The other end of second isolating transformer 402, generator unit 401 output end respectively with ac bus 1
Connection；Each energy-storage units, generator unit 401 are communicated to connect with Energy Management System 2 respectively.
Energy-storage units can be battery system, when the electric energy that battery system is used to generate in test platform is more, to electricity
It can be carried out storage, and when electric energy deficiency in test platform, discharge into ac bus 1.Specific energy-storage units are chargings
Or it discharges, is controlled by the control of Energy Management System 2, Energy Management System 2 is based on according to grid operation data, hair electricity number
Accordingly and battery charge state information determines the electrical energy demands in test platform to control energy-storage units be to be charged or discharged.
Optionally, on the basis of the present embodiment, referring to the energy-storage units 3011 in Fig. 2, energy-storage units 3011 include:
Energy-storage travelling wave tube, battery management system and current transformer 3211；Energy-storage travelling wave tube, battery management system and current transformer 3211 according to
Secondary connection, the other end of current transformer 3211 are connect with the second isolating transformer 402；Battery management system and Energy Management System 2
Communication connection.Wherein, energy-storage travelling wave tube and battery management system are set together, forming member 3111.Wherein, current transformer 3211 can
Think energy accumulation current converter PCS.Energy-storage travelling wave tube can be battery.It should be noted that the specific structure of energy-storage units 3012-301n
Referring to figure 2., it specifically no longer illustrates.
It should be noted that the present embodiment uses true energy-storage units, and simulator is not used, it is contemplated that electric
Pond charge-discharge characteristic is influenced by the environmental factors such as temperature, height above sea level, humidity and the multiple of charge-discharge magnification, avoids battery charge shape
It is larger that state SOC calculates error.
In addition, generator unit 401 can be diesel generating set, the speed regulation excitation property structure of diesel generating set is multiple
Miscellaneous, the non-linear factors such as all kinds of delays are more, therefore do not use simulator here, but use practical bavin hair unit as survey
Try equipment.
The function of each equipment in energy-controllable system 301 are as follows:
Energy-storage units are used for: being sent battery charge state information to Energy Management System 2, received in controlling electric energy instruction
Charge and discharge control instruction instructs progress charge and discharge electrically operated according to charge and discharge control；Power storage state includes battery charge state
Information；
Generator unit 401 is used for: when receiving the generation control instruction in controlling electric energy instruction, carrying out power generation behaviour
Make, and the electric energy of sending is transferred to ac bus 1；
Wherein, charge and discharge control instruction and generation control instruction are Energy Management System 2 according to grid operation data, hair
Electricity consumption data and battery charge state information and generate.
Specifically, battery management system (the Battery Management that Energy Management System 2 passes through energy-storage units
System, BMS) its battery charge state information, i.e. SOC information are obtained, and combine grid operation data, hair electricity consumption data and energy
Measure the charge-discharge electric power that regulatory requirement calculates energy-storage units.When energy-storage units SOC is in a high position, reduces it and absorb power or increasing
Add its output power, when energy-storage units SOC is in low level, increases it and absorb power or reduce its output power, open when necessary
Dynamic diesel generating set carries out energy supplement.
When energy-storage travelling wave tube progress charge and discharge is electrically operated, the electric energy of storage and the electric energy of release pass through current transformer, and current transformer rises
To the function of rectification or inversion, when charging, current transformer plays the function of rectification, and upon discharging, current transformer plays the work of inversion
With.
Optionally, on the basis of the present embodiment, referring to Fig. 3, the function mould that tested Energy Management System 2 should include
Block, respectively human-computer interaction module 11, energy management module 12, communication dispatch module 13 and data memory module 14, wherein people
Machine interactive module 11 should use visual man-machine interface, display grid operation data, hair electricity consumption data, power storage state with
And the information such as controlling electric energy instruction, and man-machine user interface is provided and facilitates user setting and query-related information.Energy management mould
Block 12 should determine that controlling electric energy instructs according to grid operation data, hair electricity consumption data, power storage state.Communication dispatch module 13
The controlling electric energy being calculated should be instructed, be sent to energy-controllable system 301 according to set sequence and communications protocol and execute, and
Receive the feedback information of power grid simulation system 101, adapted electric analog system 201 and energy-controllable system 301.Data memory module
14 should determine that controlling electric energy instruction stores to grid operation data, hair electricity consumption data, power storage state, and with table or
The output of alternative document form, the foundation as the evaluation of 2 control performance of Energy Management System.
Tested 2 control process of Energy Management System are as follows:
1, the work at present timing of Energy Management System 2 is determined by human-computer interaction module 11；
2, communication dispatch module 13 obtains the grid operation data that power grid simulation system 101 exports；
3, communication dispatch module 13 obtains the hair electricity consumption data that adapted electric analog system 201 exports；
4, communication dispatch module 13 obtains the power storage state of energy-controllable system 301；
5, energy management module 12 is generated and is exported according to grid operation data, hair electricity consumption data and power storage state
Controlling electric energy instruction；Wherein, controlling electric energy instruction includes charge and discharge control instruction and generation control instruction；
6, communication dispatch module 13 instructs charge and discharge control and generation control instruction is sent respectively to energy-storage units and bavin
Oily generating set is to respond；
7, the step 2-6 data for obtaining and generating are added in history intersection by energy management module 12, and pass through data
Memory module 14 is stored；
8, data memory module 14 exports the data that step 2-6 is obtained and generated with document form.
In the present embodiment, using energy-storage units and generator unit as the energy transmission dispatched by Energy Management System 2
Device, scheduling of the work of energy-controllable system 301 by Energy Management System 2, and then can be in the electric energy in test platform
When insufficient and sufficient, corresponding charge and discharge and generating operation are carried out.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (10)
1. a kind of for testing the test platform of Energy Management System, which is characterized in that including power grid simulation system, match electricity consumption mould
Quasi- system and energy-controllable system；The output end of the power grid simulation system, the output end of the adapted electric analog system and institute
The output end for stating energy-controllable system is connected to ac bus；The power grid simulation system, the adapted electric analog system and
The energy-controllable system is communicated to connect with the Energy Management System in micro-capacitance sensor；Wherein,
The power grid simulation system is used for: the operation of power networks state for the external power grid connecting with the micro-capacitance sensor is obtained, based on described
Operation of power networks state simulates the external power grid, detects and sends the obtained grid operation data of simulation to the energy management system
System；
The adapted electric analog system is used for: being simulated the power output of the generator unit and power unit in the micro-capacitance sensor, is sent out
Send hair electricity consumption data to the Energy Management System；Wherein, the hair electricity data include the power generation of each generator unit
The electricity consumption data of data and each power unit；
The energy-controllable system is used for: simulating the power supply and power storage of the micro-capacitance sensor, detecting and send the energy can
The power storage state of control system is to the Energy Management System, so that the Energy Management System is according to the operation of power networks number
Controlling electric energy instruction, while the energy management are generated and exported according to, the hair electricity consumption data and the power storage state
System records and exports the grid operation data, the hair electricity consumption data, the power storage state and the electric energy control
System instruction；Also, the energy-controllable system is also used to: receiving and respond the electric energy control that the Energy Management System is sent
System instruction.
2. test platform according to claim 1, which is characterized in that the power grid simulation system includes: grid configuration list
Member, the first power supply unit, the first rectifier and the first inverter；The input terminal of first rectifier and first power supply are single
The output end connection of member, the output end of first rectifier are connect with the input terminal of first inverter, and described first is inverse
The output end for becoming device is connect with the ac bus, the control of the output end of the grid configuration unit and first rectifier
The control terminal of end and first inverter is separately connected；Wherein,
The grid configuration unit is used for: obtaining the operating parameter of external power grid, it is raw to generate three-phase voltage according to the operating parameter
At instruction and the first rectification instruction；Wherein, the three-phase voltage generates the parameter that instruction includes three-phase voltage；
First rectifier is used for: being received the first rectification instruction, is obtained the first electricity of the first power supply unit output
Source, and first power supply is rectified to obtain the first DC power supply according to the first rectification instruction, it is straight by described first
Galvanic electricity source is exported to first inverter；
First inverter is used for: according to the parameter of the three-phase voltage, being converted, is obtained to first DC power supply
Three-phase voltage, and the three-phase voltage is exported to the ac bus.
3. test platform according to claim 2, which is characterized in that the grid configuration unit is according to the operating parameter
When generating three-phase voltage generation instruction, it is specifically used for:
The operating parameter is calculated using predeterminated voltage calculation formula, obtains the parameter of the three-phase voltage, generates packet
The three-phase voltage for including the parameter of the three-phase voltage generates instruction.
4. test platform according to claim 2, which is characterized in that first power supply unit includes three phase mains and
One isolating transformer；
The output end of the three phase mains is connect with the input terminal of first isolating transformer, first isolating transformer
Output end is connect with the input terminal of first rectifier.
5. test platform according to claim 1, which is characterized in that the power grid simulation system includes control unit and outer
Power grid analogue unit；The control terminal of the external power grid analogue unit and the output end of described control unit connect, the external power grid
The output end of analogue unit is connect with the ac bus；Wherein,
Described control unit is used for: obtaining the operating parameter of external power grid, the three-phase electricity of external power grid is determined according to the operating parameter
Press analogue data；
The external power grid analogue unit is used for: being generated three-phase voltage corresponding with the three-phase voltage analogue data, and is exported
The three-phase voltage is to the ac bus.
6. test platform according to claim 1, which is characterized in that the adapted electric analog system includes configuring with electricity consumption
Unit, the second power supply unit, the second rectifier and the second inverter；The input terminal of second rectifier and second power supply
The output end of unit connects；The output end of second rectifier is connect with the input terminal of second inverter, and described second
The output end of inverter is connect with the ac bus, the control of the control terminal of second rectifier and second inverter
End is connect with the output end with electricity consumption configuration unit respectively；Wherein,
It is described to be used for electricity consumption configuration unit: to obtain the power generation data and each electricity consumption of each generator unit in the micro-capacitance sensor
The electricity consumption data of unit is generated according to the power generation data of each generator unit obtained and the electricity consumption data of each power unit
Power control instruction and the second rectification instruction；
Second rectifier is used for: being received the second rectification instruction, is obtained the second electricity of the second power supply unit output
Source, and obtain the second DC power supply after rectifying according to the second rectification instruction to the second source, and by described the
Two DC power supplies are exported to second inverter；
Second inverter is used for: according to the power control instruction, being calculated the parameter of three-phase current to be generated, is based on institute
The parameter for stating three-phase current to be generated converts second DC power supply, obtains three-phase current, and exports described three
Phase current is to the ac bus.
7. test platform according to claim 6, which is characterized in that described each according to what is obtained with electricity consumption configuration unit
The power generation data of generator unit and the electricity consumption data of each power unit are specifically used for when generating power control instruction:
Using predetermined power calculation formula to the power generation data of each generator unit of acquisition and the electricity consumption of each power unit
Data are calculated, and total active power, all use of generator unit and power unit all in the micro-capacitance sensor are obtained
Total reactive power of electric unit；
Generate the power control instruction including total active power and total reactive power.
8. test platform according to claim 6, which is characterized in that the adapted electric analog system further includes multiple communications
Module；Each communication module is communicated to connect with described with electricity consumption configuration unit, the Energy Management System respectively；Wherein,
The communication module is used for: receiving the data acquisition instruction that the Energy Management System is sent, and by the data acquisition
Instruction is sent to described with electricity consumption configuration unit, and receives the data sent with electricity consumption configuration unit, and by the number
According to being sent to the Energy Management System；
It is described to be also used to electricity consumption configuration unit: to be instructed, obtained and each data acquisition according to each data acquisition received
Corresponding each data are instructed, and each data are sent to each communication corresponding with the instruction of each data acquisition respectively
Module；Wherein, the data are the power generation data an of generator unit or the electricity consumption data of a power unit.
9. test platform according to claim 1, which is characterized in that the energy-controllable system includes the second isolation transformation
Device, generator unit and at least one energy-storage units；One end of each energy-storage units and second isolating transformer connects
It connects；The other end of second isolating transformer, the output end of the generator unit are connect with the ac bus respectively；Often
One energy-storage units, the generator unit are communicated to connect with the Energy Management System respectively；Wherein,
The energy-storage units are used for: being sent battery charge state information to the Energy Management System, received the controlling electric energy
Charge and discharge control instruction in instruction instructs progress charge and discharge electrically operated according to the charge and discharge control；The power storage state
Including battery charge state information；
The generator unit is used for: when receiving the generation control instruction in the controlling electric energy instruction, carrying out power generation behaviour
Make, and the electric energy of sending is transferred to the ac bus；
Wherein, the charge and discharge control instruction and the generation control instruction are the Energy Management System according to the power grid
Operation data, the hair electricity consumption data and the battery charge state information and generate.
10. test platform according to claim 9, which is characterized in that the energy-storage units include:
Energy-storage travelling wave tube, battery management system and current transformer；The energy-storage travelling wave tube, the battery management system and the current transformer according to
Secondary connection, the other end of the current transformer are connect with second isolating transformer；The battery management system and the energy
Communication connection.
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