CN105373009A - Renewable energy system simulation test and semi-physical simulation system - Google Patents
Renewable energy system simulation test and semi-physical simulation system Download PDFInfo
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Abstract
The invention belongs to the renewable energy system field and relates to a renewable energy system simulation test and semi-physical simulation system. According to a solar cell array, an energy storage battery and a load in the renewable energy system simulation test and semi-physical simulation system, physical objects and simulators can replace each other, and the number and type of the physical objects of the assemblies can be adjustable, and therefore, a variety of work conditions can be simulated. The renewable energy system simulation test and semi-physical simulation system is not limited by weather and space. With the renewable energy system simulation test and semi-physical simulation system adopted, logical and performance testing of an energy manager can be facilitated; the energy flow process of a whole renewable energy system can be simulated; simulation testing can be performed on energy supply and demand balance performance of the energy system; and test and analysis conclusions can provide references for the design of the hardware of the energy manager.
Description
Technical field
The invention belongs to regeneration energy resource system field, relate to a kind of regeneration energy resource system simulation test and semi-matter simulating system.
Background technology
Regeneration energy resource system is made up of solar cell array, energy-storage battery, load system and energy management device usually, when there being sunlight to irradiate, regeneration energy resource system utilizes solar cell to convert luminous energy to electric energy, thus be load supplying, and when illumination abundance, be energy-storage battery charging simultaneously; When not having sunlight, the electric energy that energy-storage battery release stores, meets the demand of bearing power; When sunlight is more weak, combined for load supplying by solar cell and energy-storage battery.Because illumination condition and load power demand are dynamic changes, need to design a kind of energy management device, reasonably control the conversion of sun power, store and utilize process, realize balanced supply and demand of energy.
Energy management device is the core of regeneration energy resource system, its research and development need through processes such as principle design, circuit simulation, hardware implementing, but the hardware product at research and development initial stage cannot ensure the energy source configuration task that can complete whole system when applying, and has to pass through strict test before application.
For large-scale regeneration energy resource system (energy resource system as Helios), the complexity of and operating condition comparatively large due to own dimensions, utilize real solar cell array, energy-storage battery and load on ground inconvenient in the extreme when energy management device is tested, and cost is very high.
Summary of the invention
Fundamental purpose of the present invention is to provide a kind of regeneration energy resource system simulation test and semi-matter simulating system, to solve the problem that prior art can not meet large-scale regeneration energy resource system ground test demand.
To achieve these goals, technical scheme of the present invention is as follows:
A kind of regeneration energy resource system simulation test and semi-matter simulating system, comprise energy management device, host computer, solar cell array simulator, energy-storage battery simulator, line load simulator and control load simulator;
Solar cell array simulator is used for the U-I output characteristics of simulated solar array;
Energy-storage battery simulator is for simulating energy-storage battery;
Line load simulator and control load simulator are respectively used to simulation line load and control load;
Energy management device two input ends connect solar cell array simulator, energy-storage battery simulator respectively, and energy management device two output terminals connect line load simulator and control load simulator respectively;
The maximum power point of solar cell array simulator followed the tracks of by energy management device, absorbs the energy of solar cell array simulator and the output of energy-storage battery simulator, and by this energy distribution to line load simulator and control load simulator;
Energy management device is connected with host computer, the electric current of each input port of energy management device, output port, voltage and performance number are sent to host computer, and host computer is to electric current, the voltage of energy management device input port and output port and performance number is monitored and record;
Host computer connects solar cell array simulator, energy-storage battery simulator, line load simulator and control load simulator, and host computer sends parameter setting instruction to solar cell array simulator, energy-storage battery simulator, line load simulator and control load simulator;
One or more authentic component sunshine, solar cell array, energy-storage battery, line load and control loads replace solar irradiation simulator, solar cell array simulator, energy-storage battery simulator, line load simulator and control load simulator respectively.
Further, described energy-storage battery simulator is large power supply supply able to programme.
Described line load simulator and control load simulator adopt programmable DC high-power electronic load and the load of programmable DC small-power electronic respectively.
Further, described system also comprises solar irradiation simulator, and described solar irradiation simulator is used for simulated solar illumination.
Further, described solar irradiation simulator is xenon lamp.
The each assembly of solar cell array, energy-storage battery, line load and control load in regeneration energy resource system simulation test of the present invention and semi-matter simulating system all can use material object and simulator mutually to replace.Authentic component quantity, kind are adjustable, various working can be simulated, not by the restriction in weather, place, conveniently logical and performance test is carried out to energy management device, the energy flow process of whole regeneration energy resource system can be simulated, can carry out emulation testing to the balanced supply and demand of energy performance of whole energy resource system, the conclusion of testing and analyzing can be energy management device hardware design provides reference.
Accompanying drawing explanation
Fig. 1 is regeneration energy resource system simulation test and semi-matter simulating system schematic diagram
Embodiment
A kind of regeneration energy resource system simulation test and semi-matter simulating system, as shown in Figure 1, comprise energy management device 1, host computer 2, solar cell array simulator 3, energy-storage battery simulator 5, line load simulator 7 and control load simulator 9;
Solar cell array simulator 3 is for the U-I output characteristics of simulated solar array;
Energy-storage battery simulator 5 is for simulating energy-storage battery;
Line load simulator 7 and control load simulator 9 are respectively used to simulation line load and control load;
Energy management device 1 two input ends connect solar cell array simulator 3, energy-storage battery simulator 5 respectively, and energy management device 1 two output terminals connect line load simulator 7 and control load simulator 9 respectively;
The maximum power point of solar cell array simulator 3 followed the tracks of by energy management device 1, absorbs the energy of solar cell array simulator 3 and energy-storage battery simulator 5 output, and by this energy distribution to line load simulator 7 and control load simulator 9;
Energy management device 1 is connected with host computer 2, the electric current of each input port of energy management device 1, output port, voltage and performance number are sent to host computer 2, electric current, the voltage of host computer 2 pairs of energy management device 1 input ports and output port and performance number is monitored and record;
Host computer 2 connects solar cell array simulator 3, energy-storage battery simulator 5, line load simulator 7 and control load simulator 9, and host computer 2 sends parameter setting instruction to solar cell array simulator 3, energy-storage battery simulator 5, line load simulator 7 and control load simulator 9;
One or more authentic component sunshines 12, solar cell array 4, energy-storage battery 6, line load 8 and control load 10 replace solar irradiation simulator 11, solar cell array simulator 3, energy-storage battery simulator 5, line load simulator 7 and control load simulator 9 respectively.
Below by embodiment, the present invention is described further, in embodiment, when mentioning separately load, is expressed as the summation of line load and control load; The summation of line load simulator 7 and control load simulator 9 is represented when mentioning separately load simulator.
Embodiment 1
For Helios energy resource system, require to test the energy management device 1 of Helios.
A kind of regeneration energy resource system simulation test and semi-matter simulating system, as shown in Figure 1, energy management device 1, host computer 2, solar irradiation simulator 11, solar cell array simulator 3, energy-storage battery simulator 5, line load simulator 7 and control load simulator 9 is comprised.
Solar irradiation simulator 11 is for simulated solar illumination.
Solar cell array simulator 3 can the U-I output characteristics of simulated solar array, the solar cell array parameter and environmental parameter that utilize host computer 2 to set will to simulate, stores not in the same time, U-I family curve under different irradiation and temperature conditions.
Energy-storage battery simulator 5 adopts large power supply supply able to programme, according to the energy-storage battery output voltage characteristic editor energy-storage battery output voltage waveforms that will simulate.
Line load simulator 7 and control load simulator 9 adopt programmable DC high-power electronic load and the load of programmable DC small-power electronic respectively, according to the line load that will simulate and control load demand power editor's line load and control load demand power curve.
Energy management device 1 two input ends connect solar cell array simulator 3, energy-storage battery simulator 5 respectively, and energy management device 1 two output terminals connect line load simulator 7 and control load simulator 9 respectively; The output voltage of energy management device 1 two output terminals is respectively 120V line load voltage and 28V control load voltage.
The maximum power point of solar cell array simulator 3 followed the tracks of by energy management device 1, absorbs the energy of solar cell array simulator 3 and energy-storage battery simulator 5 output, and by this energy distribution to line load simulator 7 and control load simulator 9;
Energy management device 1 is connected with host computer 2 by Serial Port Line, the electric current of each input port of energy management device 1, output port, voltage and performance number are sent to host computer 2 by Serial Port Line, electric current, the voltage of host computer 2 pairs of energy management device 1 input ports and output port and performance number is monitored and record.
Host computer 2 is connected and solar cell array simulator 3, energy-storage battery simulator 5, line load simulator 7 and control load simulator 9 by Serial Port Line, and host computer 2 sends parameter setting instruction by Serial Port Line to solar cell array simulator 3, energy-storage battery simulator 5, line load simulator 7 and control load simulator 9.
One or more authentic component sunshines 12, solar cell array 4, energy-storage battery 6, line load 8 and control load 10 replace solar irradiation simulator 11, solar cell array simulator 3, energy-storage battery simulator 5, line load simulator 7 and control load simulator 9 respectively.
Energy management device 1 and solar cell array simulator 3, energy-storage battery simulator 5, line load simulator 7 and control load simulator 9 form the simulated testing system of a complete regeneration energy resource system.This system can simulate solar cell array output power under different irradiation intensity, temperature conditions and different loads demand power, the whether correct and performance such as power transmission efficiency, dynamic responding speed of the work-based logic of test energy management device 1, concrete steps are as follows:
The first step, host computer 2 connects solar cell array simulator 3, energy-storage battery simulator 5, line load simulator 7 and control load simulator 9, energy management device 1 is connected with host computer 2, energy management device 1 two input ends connect solar cell array simulator 3, energy-storage battery simulator 5 respectively, and energy management device 1 two output terminals connect line load simulator 7 and control load simulator 9 respectively.
Second step, according to the true solar cell array parameter that will simulate and environmental parameter, the parameter of solar cell array simulator 3 is set by host computer 2, comprises open-circuit voltage, short-circuit current, maximum power point voltage, maximum power point power, voltage fill factor, curve factor, electric current fill factor, curve factor, temperature action coefficient, irradiation intensity and temperature.Irradiation intensity and temperature are set as time dependent curve according to the date that will simulate, time, temperature, circumstance of occlusion.The solar irradiation such as arranged sometime is subject to cloud cover, and the irradiation intensity parameter of solar cell array simulator declines suddenly.
3rd step, according to the rated output voltage of the energy-storage battery that will simulate, is arranged the output voltage of energy-storage battery simulator 5, and adopts constant voltage powering mode by host computer 2.
4th step, according to the flight operating mode (atmospheric density, air speed) of the Helios that will simulate and the rated power of line load property calculation line load, the changed power curve of line load simulator 7 is set by host computer 2, such as simulated flight device air speed increases suddenly, and power demand also increases suddenly.
5th step, according to the rated power of the control load that will simulate, is arranged the power parameter of control load simulator 9, and adopts constant power-mode by host computer 2.
6th step, start all devices, regeneration energy resource system simulation test and semi-matter simulating system carry out work according to following three kinds of mode of operations:
The first mode of operation; When the demand power of line load simulator 7 and control load simulator 9 is less than the output power of solar cell array simulator 3, energy management device 1 only obtains power from solar cell array simulator 3 according to loading demand, and energy management device 1 is zero from the power that energy-storage battery simulator 5 obtains;
The second mode of operation; When the demand power of line load simulator 7 and control load simulator 9 is greater than the output power of solar cell array simulator 3, the maximum power point on the U-I curve of setting in solar cell array simulator 3 followed the tracks of by energy management device 1, make solar cell array simulator 3 Maximum Power Output, not enough power energy management device 1 obtains from energy-storage battery simulator 5;
The third mode of operation; When solar cell array simulator 3 does not have power stage, energy management device 1 obtains power from energy-storage battery simulator 5, for line load simulator 7 and control load simulator 9 are powered.
When the demand power dynamic change of the output power of solar cell array simulator 3 or line load, energy management device 1 is redistributed input-output power rapidly, switches in above three kinds of mode of operations.
7th step, by analyzing input port and the output port performance number of the energy management device 1 that host computer 2 records, to the power dispatch logic of energy management device 1 and the dynamic responding speed that power is redistributed, mode of operation switches verify, the foundation of checking is that energy management device 1 input end and output terminal power realize the equilibrium of supply and demand substantially, and the speed that power is redistributed, mode of operation switches reaches the designing technique index request of aircraft.
The input port of the energy management device 1 recorded by host computer 2 and output port performance number, calculated the MPPT maximum power point tracking efficiency of energy management device 1 under different working modes, power distribution efficiency, computing formula:
In above-mentioned simulated testing system, arbitrary simulator can use corresponding authentic component to replace, and namely one or more authentic component sunshines 12, solar cell array 4, energy-storage battery 6, line load 8 and control load 10 replace solar irradiation simulator 11, solar cell array simulator 3, energy-storage battery simulator 5, line load simulator 7 and control load simulator 9 respectively.Corresponding authentic component is consistent with simulator power delivery interface.
Due under prior art conditions, there is the characteristic of some parts to substitute with simulator completely, then can use authentic component.The such as charge characteristic of energy-storage battery 6 is that energy-storage battery simulator 5 cannot be simulated, and can directly use real energy-storage battery 6 to replace energy-storage battery simulator 5 to test.
When needs are tested in the face of the serviceability of solar cell array 4 on ground, its replacement solar cell array simulator 3 available is put in the 12 times irradiations of outdoor true sunshine and produces output power.Due to the spectrum of xenon lamp and natural sunshine spectrum closely, xenon lamp battle array can be utilized as solar irradiation simulator 11 simulated solar irradiation, in room conditions solar cell array 4 is tested.
By that analogy, real line load 8 (as motor, screw propeller) is utilized and control load 10 (as autopilot, communication facilities etc.) replaces line load simulator 7 respectively and control load simulator 9 carries out semi-hardware type simulation test.
Above-mentioned example is for explanation of the invention, and can not as limitation of the present invention, and therefore every embodiment identical with mentality of designing of the present invention is all in protection scope of the present invention.
Claims (5)
1. a regeneration energy resource system simulation test and semi-matter simulating system, it is characterized in that, comprise energy management device (1), host computer (2), solar cell array simulator (3), energy-storage battery simulator (5), line load simulator (7) and control load simulator (9);
Solar cell array simulator (3) is for the U-I output characteristics of simulated solar array;
Energy-storage battery simulator (5) is for simulating energy-storage battery;
Line load simulator (7) and control load simulator (9) are respectively used to simulation line load and control load;
Energy management device (1) two input end connects solar cell array simulator (3), energy-storage battery simulator (5) respectively, and energy management device (1) two output terminal connects line load simulator (7) and control load simulator (9) respectively;
The maximum power point of solar cell array simulator (3) followed the tracks of by energy management device (1), the energy that absorption solar cell array simulator (3) and energy-storage battery simulator (5) export, and by this energy distribution to line load simulator (7) and control load simulator (9);
Energy management device (1) is connected with host computer (2), the electric current of energy management device (1) each input port, output port, voltage and performance number are sent to host computer (2), and host computer (2) is to electric current, the voltage of energy management device (1) input port and output port and performance number is monitored and record;
Host computer (2) connects solar cell array simulator (3), energy-storage battery simulator (5), line load simulator (7) and control load simulator (9), and host computer (2) sends parameter setting instruction to solar cell array simulator (3), energy-storage battery simulator (5), line load simulator (7) and control load simulator (9);
One or more authentic component sunshines (12), solar cell array (4), energy-storage battery (6), line load (8) and control load (10) replace solar irradiation simulator (11), solar cell array simulator (3), energy-storage battery simulator (5), line load simulator (7) and control load simulator (9) respectively.
2. regeneration energy resource system simulation test and semi-matter simulating system according to claim 1, it is characterized in that, described energy-storage battery simulator (5) is large power supply supply able to programme.
3. regeneration energy resource system simulation test and semi-matter simulating system according to claim 1, it is characterized in that, described line load simulator (7) and control load simulator (9) adopt programmable DC high-power electronic load and the load of programmable DC small-power electronic respectively.
4. regeneration energy resource system simulation test and semi-matter simulating system according to claim 1 or 2 or 3, it is characterized in that, described system also comprises solar irradiation simulator (11), and described solar irradiation simulator (11) is for simulated solar illumination.
5. regeneration energy resource system simulation test and semi-matter simulating system according to claim 4, it is characterized in that, described solar irradiation simulator (11) is xenon lamp.
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| CN106782024A (en) * | 2017-03-16 | 2017-05-31 | 北京理工大学 | A kind of many electric mixed dynamic system teaching experiment platforms and teaching method |
| CN107918290A (en) * | 2017-10-19 | 2018-04-17 | 上海科梁信息工程股份有限公司 | A kind of analogue system and emulation mode |
| CN108009387A (en) * | 2017-12-29 | 2018-05-08 | 中国电子科技集团公司信息科学研究院 | A kind of compound energy analogue system and management strategy |
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