CN102508463A - New renewable energy laboratory system capable of being optimized and controlled - Google Patents
New renewable energy laboratory system capable of being optimized and controlled Download PDFInfo
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- CN102508463A CN102508463A CN2011102827265A CN201110282726A CN102508463A CN 102508463 A CN102508463 A CN 102508463A CN 2011102827265 A CN2011102827265 A CN 2011102827265A CN 201110282726 A CN201110282726 A CN 201110282726A CN 102508463 A CN102508463 A CN 102508463A
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Abstract
The invention relates to a new renewable energy laboratory system capable of being optimized and controlled, which is formed by connecting a general electric connection network with a multifunctional controller, wherein the general electric connection network comprises a photovoltaic generating assembly, a wind generation set, controller inverters, a motor switch, an analog illuminator and an analog wind power device; the photovoltaic generating assembly, the wind generation set and a storage battery are respectively connected onto corresponding controller inverters and are connected with an alternating current bus and a direct current bus by virtue of the motor switch, and the analog illuminator and the analog wind power device are connected with an alternating current power grid; and the multifunctional controller is formed by connecting a microprocessor, a switching value input port, a switching value output port, an analog input port, a serial communication port, a power supply and a grounding port. The brand-new renewable energy laboratory system provided by the invention has the characteristics of small scale, strong function, variable structure, complete test items, application orientation and the like and builds a common linguistic environment platform for discussing, researching and communicating in various secondary schools, colleges and universities.
Description
Technical field
The invention belongs to new energy field, but relate in particular to a kind of new forms of energy laboratory system of optimal control.
Background technology
The new forms of energy industry is one of seven great strategy property new industries of " suggestion of the 12 five-year-plan of national economy and social development " proposition, and wherein, domestic photovoltaic total installation of generating capacity reaches 12GW during " 12 ", is tens times of present installed capacity.Be accompanied by National Development and Reform Committee and confirmed photovoltaic online benchmark electricity price, this will be that the new forms of energy of main body are applied in and will obtain high speed development future opportunity is provided for the photovoltaic industry of China and with the photovoltaic.
China's development that always takes education seriously mentions with regard to emphasis at up-to-date " 2010-2020 " educational development strategy guiding principle that " educational Equilibrium is with fair, multi-level educational system and cultivate the talent of all kinds of different characteristics; Make China and be country rich in human resource " slogan.It is thus clear that; Along with the extensive application of new forms of energy in China; This will provide a lot of jobs for the student who attends specialties such as electromechanics, electric, communication, physics, chemistry, management, marketing, and this just requires institution of higher learning to turn out the talent in the new energy field development.With regard to institution of higher learning; The laboratory is the best place that the student puts into practice and enlarges one's knowledge in school, has run on the new forms of energy laboratory system of the State Grid Corporation of China and the key institutes of higher leanring at present, owing to characteristics such as its unit capacity are big, equipment drops into height, floor area is big; Be difficult in most of universities and colleges, promote; Yet present small-sized new forms of energy testing table is partial to single generator unit again, lacks comprehensive, systemic.Along with the development of new energy technology, the new forms of energy laboratory system of build a kind of small-scale, varistructure, taking into account multiple generation of electricity by new energy unit is the rational demands of present most colleges and universities.
Summary of the invention
The objective of the invention is to overcome the deficiency of prior art, but provide that a kind of small scale, function are strong, structurally variable, pilot project is complete and the new forms of energy laboratory system of application oriented optimal control.
The present invention solves its technical matters and takes following technical scheme to realize:
But a kind of new forms of energy laboratory system of optimal control; Connect and compose by General Electric's wiring network and multifunctional controller; This General Electric's wiring network comprises photovoltaic electrification component, wind-powered electricity generation unit, control inverter, motor operated switch, simulation candling and simulation wind indicator; Photovoltaic electrification component, wind-powered electricity generation unit, accumulator are connected respectively on the control corresponding inverter and through motor operated switch and are connected with dc bus with AC bus, and the simulation candling is connected with AC network with the simulation wind indicator; This multifunctional controller is connected and composed by microprocessor, switching value input port, switching value output port, analog quantity input port, communication port, power supply and grounding ports; The switching value input port is connected with motor operated switch and is used to gather the motor operated switch position signalling; The switching value output port is connected with motor operated switch and realizes automatic divide-shut brake or remote control divide-shut brake function; The analog quantity input port connects the AC electric quantity and the direct current tolerance of gathering corresponding circuit on wind sensor, illuminance sensor, AC bus and the dc bus respectively, and communication port is connected with control inverter.
And; The concrete annexation of said General Electric wiring network is: the output terminal of photovoltaic electrification component PVDG1, photovoltaic electrification component PVDG2 and photovoltaic electrification component PVDG3 is connected respectively on photovoltaic control inverter PEU1, the photovoltaic control inverter PEU2; Photovoltaic electrification component PVDG3 output terminal is connected with Comprehensive Control inverter PEU6 with photovoltaic control inverter PEU3 with motor operated switch DL11 through motor operated switch DL10 respectively; Three photovoltaic control inverters are connected on the AC bus through motor operated switch DL2, motor operated switch DL3, motor operated switch DL4 respectively, and the illuminance sensor that is connected with the analog input channel of multifunctional controller is installed on each photovoltaic electrification component; The first wind-powered electricity generation unit output terminal is connected on the wind-powered electricity generation control inverter PEU4; The second wind-powered electricity generation unit output terminal is connected with Comprehensive Control inverter PEU6 with wind-powered electricity generation control inverter PEU5 respectively with motor operated switch DL13 through motor operated switch DL12; Two wind-powered electricity generation control inverter PEU4, PEU5 are connected on the AC bus through motor operated switch DL5 and DL6 respectively, and the wind sensor that is connected with the multifunctional controller analog input channel is installed on the top of each wind-powered electricity generation unit; The output terminal of battery pack is connected respectively on Comprehensive Control inverter PEU6 and the two-way control inverter PEU7 of accumulator through motor operated switch DL8, motor operated switch DL14 respectively; Comprehensive Control inverter PEU6 ac output end is connected on the AC bus through motor operated switch DL7, and Comprehensive Control inverter PEU6 dc output end is connected on the dc bus; AC load is connected on the AC bus through motor operated switch DL15, motor operated switch DL16, motor operated switch DL17, and DC load is connected on the dc bus through motor operated switch DL18, motor operated switch DL19, motor operated switch DL20; The simulation candling is connected on the AC network with the simulation wind indicator.
And described switching value input port and switching value output port are 32 the tunnel; Described analog quantity input port is 20 the tunnel; Described communication port is four; Wherein first communication port is connected with three photovoltaic control inverters; Second communication port is connected with two wind-powered electricity generation control inverters; The 3rd communication port is connected with Comprehensive Control inverter and the two-way control inverter of accumulator accumulator, and the 4th communication port is connected with host computer and carries out backstage SCADA monitoring function experiment.
And described multifunctional controller also is provided with a network interface, connects a computing machine and carries out the WebSCADA experiment through Computer Browser through this network interface.
And described three photovoltaic control inverters, two wind-powered electricity generation control inverters are the bimodulus electric and electronic power conversion equipment that supports photovoltaic generation and wind-powered electricity generation set grid-connection or leave network operation; Comprehensive Control inverter PEU6 is the electric and electronic power conversion equipment with complex function, and this Comprehensive Control inverter disposes the port that photovoltaic generation access interface, wind-powered electricity generation unit access interface, DC load pick out port, accumulator cell charging and discharging port and combine with AC bus; The electric and electronic power conversion equipment that the two-way control inverter PEU7 of accumulator is the AC/DC two-way changing, its AC port and utility grid combine, and its DC port combines with battery pack.
And; Described simulation wind indicator comprises fan blower and elevating lever; Simulation wind indicator and wind-powered electricity generation unit are installed in the same area, and fan blower is installed in the top of elevating lever, and mains supply is supplied power to fan blower; Elevating lever is connected with multifunctional controller switching value output loop and regulates elevating function by multifunctional controller, and multifunctional controller obtains the force data that of wind-powered electricity generation unit through the wind sensor of analog input channel detection wind-powered electricity generation unit.
And; Described simulated light comprises sunshine simulation bulb, support and resistance box according to apparatus; Sunshine simulation bulb is installed on the support of adjustable angle joint, and resistance box is installed in frame bottom, and mains supply is simulated bulb powered to sunshine behind variable rheostat; The light-illuminating of sunshine simulation bulb is to photovoltaic electrification component, and multifunctional controller obtains the force data that of photovoltaic electrification component through the illuminance sensor of analog input channel detection photovoltaic electrification component.
And described General Electric wiring network goes out the experiment that various electrical wirings have practical applications through manual or electronic deciliter motor operated switch manipulating approach from General Electric's network structure conversion.
Advantage of the present invention and good effect are:
1, the present invention utilizes photovoltaic electrification component, wind-powered electricity generation unit, accumulator, various control inverter, multifunctional controller and simulation wind indicator, simulation illumination device to form a kind of brand-new new forms of energy laboratory system; Constitute the different electric modes of connection through the adjustment motor operated switch and carry out kinds of experiments; Characteristics such as have that small scale, function are strong, varistructure, pilot project are complete, application-oriented have satisfied practical applied talent's training objective.
2, the present invention is under the general principle general objective of General Electric's network structure and 15 basic experiment, 2 important experimental instructs;, institution of higher learning medium for each make up the common linguistic context platform of a discussion, research, interchange; Each is medium, institution of higher learning can select " general objective planning, implement step by step stage by stage " carry out the laboratory system construction according to its person property's present situation, the laboratory system that differs from one another with formation.
3, experiment item of the present invention can be synchronous with course teaching, and the platform of Comprehensive Experiment and practice more can be provided for student's graduation project, to promote the complex art quality of graduate towards practical applications.
Description of drawings
Fig. 1 is a General Electric of the present invention wiring network composition diagram;
Fig. 2 is a multifunctional controller composition diagram of the present invention;
Fig. 3 is the formation synoptic diagram of simulation wind indicator;
Fig. 4 is the formation synoptic diagram of simulation candling;
Fig. 5 is the electric hookup that photovoltaic generation unit group directly is incorporated into the power networks and tests;
Fig. 6 is the electric hookup that wind-powered electricity generation unit group directly is incorporated into the power networks and tests;
Fig. 7 is the electric hookup that energy storage of photovoltaic band and load are incorporated into the power networks and are tested;
Fig. 8 is the electric hookup that energy storage of wind-powered electricity generation band and load are incorporated into the power networks and are tested;
Fig. 9 is the electrical wiring synoptic diagram of experiments such as civil power is quick to battery pack, common charging;
Figure 10 is the independent photovoltaic unit is followed the tracks of an electric hookup from the charging experiment to the battery pack best power;
Figure 11 is the wind light mutual complementing unit is followed the tracks of an electric hookup from the charging experiment to the battery pack best power;
Figure 12 is the electric hookup that the wind light mutual complementing unit is tested to the battery pack rapid charge under the condition of being incorporated into the power networks;
Figure 13 is the electric hookup from experiments such as net system motor start and stop;
Figure 14 is the electric hookup of wind energy, the experiment of luminous energy collection of resources record.
Embodiment
Below in conjunction with accompanying drawing the embodiment of the invention is done further detailed description:
But a kind of new forms of energy laboratory system of optimal control is connected and composed by General Electric's wiring network and multifunctional controller.
As shown in Figure 1, General Electric's wiring network comprises three photovoltaic electrification components (PVDG1, PVDG2 and PVDG3), photovoltaic control inverter (PEU1, PEU2, PEU3), two wind-powered electricity generation units, two wind-powered electricity generation control inverters (PEU4, PEU5), battery pack, Comprehensive Control inverter (PEU6), the two-way control inverter of accumulator (PEU7), motor operated switch (DL1～DL20), AC load, DC load, simulation candling and simulation wind indicator.Photovoltaic electrification component, wind-powered electricity generation unit, accumulator are connected respectively on the control corresponding inverter and through motor operated switch and are connected with dc bus with AC bus; This AC bus is connected with the simulation wind indicator with AC network and simulation candling through motor operated switch DL1; AC bus is connected with AC load (load 1, load 2, load 3), DC load (load 4, load 5, load 6) through motor operated switch respectively with dc bus; Wherein, Load 1 and load 4 load of attaching most importance to is like communication power supply; Load 2 is illumination and uncertain load with load 5; Load 3 is a motor load with load 6.
Three photovoltaic electrification component PVDG1, PVDG2 and PVDG3 are polycrystalline, monocrystalline, approach and touch three types photovoltaic electrification component that the power of each photovoltaic electrification component is all within 2KWp.Photovoltaic electrification component PVDG1, PVDG2 output terminal are connected respectively to photovoltaic control inverter PEU1, PEU2 is last; Photovoltaic electrification component PVDG3 output terminal is connected with photovoltaic control inverter PEU3 through motor operated switch DL10; Photovoltaic electrification component PVDG3 output terminal also is connected with Comprehensive Control inverter PEU6 through motor operated switch DL11; Three photovoltaic control inverter PEU1, PEU2 and PEU3 are connected on the AC bus through motor operated switch DL2, DL3, DL4 respectively; AC load is connected on the AC bus through motor operated switch DL15, motor operated switch DL16, motor operated switch DL17, and DC load is connected on the dc bus through motor operated switch DL18, motor operated switch DL19, motor operated switch DL20; On each photovoltaic electrification component, illuminance sensor is installed, this illuminance sensor is connected with the analog input channel of multifunctional controller.
The wind-powered electricity generation unit comprises wind-powered electricity generation unit 1, wind-powered electricity generation unit 2, and wind-powered electricity generation unit 1, wind-powered electricity generation unit 2 use typical horizontal shaft wind-power unit and vertical axis wind electric unit, and the single-machine capacity of each wind-powered electricity generation unit is at 1000W and following.Wherein wind-powered electricity generation unit 1 output terminal is connected on the wind-powered electricity generation control inverter PEU4; Wind-powered electricity generation unit 2 output terminals are connected on the wind-powered electricity generation control inverter PEU5 through motor operated switch DL12; Wind-powered electricity generation unit 2 also is connected with Comprehensive Control inverter PEU6 through motor operated switch DL13, and two wind-powered electricity generation control inverter PEU4, PEU5 are connected on the AC bus through motor operated switch DL5 and DL6 respectively; Top at each wind-powered electricity generation unit is equipped with wind sensor, and wind sensor is connected with the multifunctional controller analog input channel.
It is the 2V 48V straight-flow system of totally 24 formation only that battery pack adopts single, and its capacity is 500AH and following.The output terminal of battery pack is connected respectively on Comprehensive Control inverter PEU6 and the two-way control inverter PEU7 of accumulator through motor operated switch DL8, DL14 respectively; Comprehensive Control inverter PEU6 ac output end is connected on the AC bus through motor operated switch DL7, and Comprehensive Control inverter PEU6 dc output end is connected with DC load respectively through motor operated switch DL18, DL19, DL20.
In above-mentioned control inverter, control inverter PEU1 to control inverter PEU5 have be incorporated into the power networks or from the net two kinds of operational modes; Control inverter PEU6 is the control inverter with complex function, disposes the port that photovoltaic generation access interface, wind-powered electricity generation unit access interface, DC load pick out port, accumulator cell charging and discharging port and combine with AC bus (AC BUS); Control inverter PEU7 is the electric and electronic power conversion equipment of AC/DC two-way changing, and its AC port and utility grid combine, and its DC port combines with battery pack.Control inverter PEU with bimodulus and two-way function, its Operation Mode Selection can be automatically, also can be manually or the communications command configuration realize.
Above-mentioned motor operated switch comprises AC electrical switch and direct current drive switch; All motor operated switches all provide motor operated switch position auxiliary contact to supply multifunctional controller to gather the motor operated switch current position signal, and having manual divide-shut brake configuration simultaneously also can be by the automatic divide-shut brake of the output port of multifunctional controller; AC electrical switch places such as motor operated switch DL1, DL9, DL15, DL16, DL17 require to gather the alternating current electric parameters; Direct current drive switch places such as motor operated switch DL8, DL10, DL11, DL12, DL13, DL14, DL18, DL19, DL20 require to gather the DC current electric parameters; Alternating current electric parameters and DC current electric parameters are all received the analog quantity input port of multifunctional controller.
As shown in Figure 2, multifunctional controller comprises microprocessor, 32 way switch amount input ports, 32 way switch amount output ports, 20 tunnel analog quantity input ports, four communication ports, network service RJ45 port and working power and grounding ports; In the present embodiment; What microprocessor adopted is the Rabbit3000 chip; Microprocessor is connected with 32 way switch amount input ports, 32 way switch amount output ports, 20 tunnel analog quantity input ports, four communication ports, a network service RJ45 port through the I/O interface respectively; Under the support of hardware circuit, realize the optimal control function by application software.Wherein, 32 way switch amount input ports are connected with motor operated switch DL and are used to gather the motor operated switch position signalling; 32 way switch amount output ports are connected with motor operated switch DL and realize automatic divide-shut brake or remote control divide-shut brake function; 20 tunnel analog quantity input ports comprise: first three analog input channel, road connects two wind sensors and an illuminance sensor is used to gather two wind-force wind sensors, an illuminance sensor signal; All the other analog input channels are used to gather the AC/DC electric parameters of corresponding circuit on AC bus and the dc bus.
The communication port 1 of multifunctional controller be used for communicating by letter main collection photovoltaics electrification component DC voltage, electric current with photovoltaic control inverter (PEU1, PEU2, PEU3); The photovoltaic control inverter exchanges data such as surveying electric current, voltage, frequency, power, can carry out the configuration of the bimodulus method of operation to the photovoltaic control inverter simultaneously.The communication port 2 of multifunctional controller is used for communicating by letter with wind-powered electricity generation control inverter (PEU4, PEU5); Main wind-powered electricity generation unit machine end alternating voltage, electric current and the wind-powered electricity generation control inverter collected exchanges data such as surveying electric current, voltage, frequency, power, can carry out the configuration of the bimodulus method of operation to the wind-powered electricity generation control inverter simultaneously.The communication port 3 of multifunctional controller is used for communicating by letter with the control inverter PEU6 and the two-way control inverter PEU7 of accumulator accumulator of wind light mutual complementing Comprehensive Control; Mainly collect the accumulator total voltage, fill data such as generation current, ac-side current, voltage, frequency, power, can carry out the way traffic mode to the two-way control inverter of accumulator accumulator simultaneously and dispose.The communication port 4 of multifunctional controller is used for communicating by letter with host computer IPC, supports backstage SCADA monitoring function experiment; The network interface RJ45 of multifunctional controller can communicate by letter with any notebook computer or desktop computer, can realize the experiment of WebSCADA monitoring function through browser; The working power of multifunctional controller is provided by the laboratory system unification, and grounding ports inserts the anti-relevant position, Thunder Network of laboratory system ground connection.
Core part of the present invention is to use General Electric's wiring network that generation of electricity by new energy equipment, control inverter, motor operated switch, AC bus, dc bus, DC load, AC load are linked together; Disposed at relevant motor operated switch place can adopt, controlled, can survey the basis; Through manual or electronic deciliter motor operated switch manipulating approach; Go out multiple electrical wiring from General Electric's network structure conversion; Realize two important experimental of the present invention: simulate honourable resource experiment and leave net system motor start and stop experiment, and other varistructured 15 basic experiment.Describe respectively in the face of the formed experiment of various variations down.
One, the honourable resource experiment of simulation
Because natural conditions leeward light resources is uncontrolled basically; Therefore; In General Electric's wiring network, be provided with simulation wind indicator and simulation candling, adjustable, controlled, can the prison state under to the detection that experimentizes of the technical parameter of wind-powered electricity generation unit, photovoltaic generation and control corresponding inverter.Describe respectively in the face of simulation wind indicator and simulation candling down.
As shown in Figure 3; When simulating the experiment of honourable resource, need a vertically-supplying air group of motors, horizontal wind-powered electricity generation unit, fan blower and an elevating lever, two typhoon group of motors and elevating lever are installed in the same area; Wherein, Two typhoon group of motors all are installed in the open air especially on the buildings roof, in vertically-supplying air group of motors and horizontal wind-powered electricity generation unit top wind sensor are installed, and wind sensor is connected with the multifunctional controller analog input channel.Fan blower is installed in the top of elevating lever, and mains supply is supplied power to fan blower, and elevating lever is connected with multifunctional controller switching value output loop and regulates elevating function by multifunctional controller, and elevating lever possesses electronic and the manual adjustments function.The experiment flow of simulation wind indicator is following: start multifunctional controller switching value output loop and regulate the elevating lever height and regulate the fan blower elevation angle, the output frequency of manual adjustments frequency converter and electric current change with the simulation wind speed and direction; Gather the wind sensor data by the multifunctional controller analog input channel; Communicated by letter with control inverter PEU4/PEU5 to obtain being tested the force data that of wind-powered electricity generation unit by the serial ports 2 of multifunctional controller, final inspection is in different brackets wind speed and wind direction condition leeward group of motors and each technical parameter variation of control inverter PEU4/PEU5.
As shown in Figure 4; When simulating the candling experiment; Need photovoltaic electrification component, sunshine simulation bulb, support and resistance box, sunshine simulation bulb is installed on the support of adjustable angle joint, and resistance box is installed in frame bottom; Mains supply is simulated bulb powered to sunshine behind variable rheostat; The light-illuminating of sunshine simulation bulb is equipped with illuminance sensor on photovoltaic electrification component to photovoltaic electrification component, this illuminance sensor is connected with the analog input channel of multifunctional controller.The experiment flow of simulation candling is: by the manual adjustments variable rheostat to change output current; By the manual adjustments support to change lighting angle; The illuminance sensor data are gathered in analog input channel by multifunctional controller; By communicate by letter with the control inverter PEU1/PEU2/PEU3 force data that of the photovoltaic electrification component that obtains being tested of the serial ports 1 of multifunctional controller, each technical parameter of final inspection photovoltaic electrification component generating and control inverter PEU1/PEU2/PEU3 under different angles different light degree condition.
Two, from net system motor start and stop experiment
In the high altitude localities, ground observation building site, island and western backcountry, electrical network can't provide electric energy, at this moment, can continue to use the generating of conventional diesel genset or adopt new forms of energy independently-powered from net.Because the farming and animal husbandry irrigation water obtains, the former water treatment of rivers and lakes, desalinization, machinery system oxygen etc. are all used the motor more than the 1kw; Therefore; In that when actuating motor is produced under net autonomous power supply system condition, when stop just to seem very important.
When leaving net system motor start and stop experiment, on the basis according to General Electric's network structure shown in Figure 1, close motor operated switch DL8, DL11, DL18, the whole trippings of other motor operated switch obtain the electric hookup of this experiment, and are shown in figure 13.The approach of its data acquisition is: multifunctional controller obtains accumulator voltage, battery capacity, discharge current through communicating by letter with control inverter PEU6; Multifunctional controller is gathered motor load electric current and illuminance through the analog input channel; Multifunctional controller is through software timer record motor working time, calculate the object manufacture through software arrangements.
Start and stop from net system motor start and stop experiment flow are:
1, the electric energy of battery pack only do when electric motor starting in short-term that electric energy replenishes and motor electric energy replenishes because of the flickering of light wind-resources is carried out in short-term at run duration, battery pack must not be carried out motor master power supply;
2, only move a motor in the concrete time period, manufacture a kind of object; Operation is switched by multifunctional controller definite between each motor;
3, when system is in " restriction use pattern ", multifunctional controller automatic blocking output channel, motor must not start operation;
4, when being in " permission to use pattern " and judge illuminance, through time-delay, by the automatic starter motor operation of multifunctional controller greater than setting numerical value; If discharge current then stops the motor operation greater than numerical value being set and after time-delay, complying with just greater than numerical value is set; When discharge current less than numerical value is set, then let motor continue operation.
5, subscribe working time to or target make the thing turnout and reach, then multifunctional controller provides the nature halt command and changes other type motor startup flow process over to;
6, in the operational process and since natural resources change be illuminance for a long time less than numerical value is set, then provide motor output command out of service by multifunctional controller.
Three, 15 of different electrical wirings experiments after the varistructure
1, the photovoltaic generation experiment of directly being incorporated into the power networks
On the basis of General Electric's network structure as shown in Figure 1, close motor operated switch DL1 and DL2, the whole trippings of other motor operated switch; Obtain the electric hookup of this experiment; As shown in Figure 5, correlation engineering is applied as the low profile photovoltaic electric station grid connection, thereby carries out the photovoltaic generation experiment of directly being incorporated into the power networks.
2, the wind-powered electricity generation unit experiment of directly being incorporated into the power networks
On the basis of General Electric's network structure as shown in Figure 1, close motor operated switch DL1 and DL5, the whole trippings of other motor operated switch; Obtain the electric hookup of this experiment; As shown in Figure 6, correlation engineering is applied as small-sized wind-powered electricity generation set grid-connection, thereby carries out the experiment of directly being incorporated into the power networks of wind-powered electricity generation unit.
3, energy storage of photovoltaic band and the load experiment of being incorporated into the power networks
On the basis of General Electric's network structure as shown in Figure 1; Motor operated switch DL1, DL2, DL7, DL8, DL15, DL16, DL17 close; The whole trippings of other motor operated switch obtain the electric hookup of this experiment, and are as shown in Figure 7; Correlation engineering is applied as family and unit miniaturization microgrid pattern is incorporated into the power networks, thereby carries out the energy storage of photovoltaic band and the load experiment of being incorporated into the power networks.
4, energy storage of wind-powered electricity generation unit band and the load experiment of being incorporated into the power networks
On the basis of General Electric's network structure as shown in Figure 1; Motor operated switch DL1, DL4, DL7, DL8, DL15, DL16, DL17 close; The whole trippings of other motor operated switch obtain the electric hookup of this experiment, and are as shown in Figure 8; Correlation engineering is applied as that wind-resources enriches regional family and unit miniaturization microgrid pattern is incorporated into the power networks, thereby carries out the band energy storage of wind-powered electricity generation unit and the load experiment of being incorporated into the power networks.
5, civil power is to quick, the common charging experiment of battery pack
On the basis of General Electric's network structure as shown in Figure 1; Motor operated switch DL9, DL14 close; The whole trippings of other motor operated switch obtain the electric hookup of this experiment, and are as shown in Figure 9; Correlation engineering is applied as all kinds of electric automobile charging stations and the charging pile to the New-energy electric vehicle service, thereby carries out civil power to quick, the common charging experiment of battery pack.
6, the independent photovoltaic unit is followed the tracks of the charging experiment to the battery pack best power
On the basis of General Electric's network structure as shown in Figure 1; Motor operated switch DL2, DL7, DL8 close; The whole trippings of other motor operated switch obtain the electric hookup of this experiment, and are shown in figure 10; Correlation engineering is applied as to personal electric from motor-car and the photovoltaic charged carport of electric automobile system, follows the tracks of the charging experiment thereby carry out the independent photovoltaic unit to the battery pack best power.
7, the wind light mutual complementing unit is followed the tracks of the charging experiment to the battery pack best power
On the basis of General Electric's network structure as shown in Figure 1; Motor operated switch DL2, DL5, DL7, DL8 close; The whole trippings of other motor operated switch obtain the electric hookup of this experiment, and are shown in figure 11; Correlation engineering is applied as to personal electric from motor-car and the photovoltaic charged carport of electric automobile system, thereby the wind light mutual complementing unit is followed the tracks of the charging experiment to the battery pack best power.
8, the wind light mutual complementing unit that is incorporated into the power networks under the condition is tested to the battery pack rapid charge
On the basis of General Electric's network structure as shown in Figure 1; Motor operated switch DL1, DL2, DL5, DL7, DL8 close; The whole trippings of other motor operated switch obtain the electric hookup of this experiment, and are shown in figure 12; Correlation engineering is applied as to personal electric from motor-car and the photovoltaic charged carport of electric automobile system, thereby the wind light mutual complementing unit is tested to the battery pack rapid charge under the condition that is incorporated into the power networks.
9, the two-way control inverter experiment of battery pack
On the basis of General Electric's network structure as shown in Figure 1; Motor operated switch DL9, DL14 close; The whole trippings of other motor operated switch; Obtain the electric hookup of this experiment, (identical) as shown in Figure 9 with the electric hookup of experiment 5, this experiment realizes that the electrical network electricity also can discharge to charge in batteries while accumulator in the rapid combination inversion; It is that electrical network is to charging electric vehicle when the electrical network ebb that correlation engineering is used, and electric automobile is to mains supply when the electrical network peak, and this is one of the most outstanding characteristic of intelligent grid, and this experiment has certain research property.
10, from the experiment of net photovoltaic unit band gap operation normed liability
On the basis of General Electric's network structure as shown in Figure 1; Motor operated switch DL8, DL11, D13, DL18, D19, D20 close; The whole trippings of other motor operated switch obtain the electric hookup of this experiment, and are shown in figure 13; Correlation engineering is applied as optical road lamp, photovoltaic garden lamp and photovoltaic navigation light and uses, thereby leaves the experiment of net photovoltaic unit band gap operation normed liability.
11, move the normed liability experiment continuously from net photovoltaic unit band
On the basis of General Electric's network structure as shown in Figure 1; Motor operated switch DL8, DL11, D13, DL18, D19, D20 close; The whole trippings of other motor operated switch obtain the electric hookup of this experiment, (identical with the electric hookup of experiment 10) shown in figure 13; Correlation engineering is applied as the photovoltaic communication power supply, photovoltaic stop-light photovoltaic highway is taken the photograph to clap and used, and moves the normed liability experiment continuously thereby leave net photovoltaic unit band.
12, from the uncertain experiment of load at random of net photovoltaic unit band
On the basis of General Electric's network structure as shown in Figure 1; Motor operated switch DL8, DL11, D13, DL18, D19, D20 close; The whole trippings of other motor operated switch obtain the electric hookup of this experiment, (identical with the electric hookup of experiment 10) shown in figure 13; Correlation engineering is applied as field work, western part or the permission personnel of the mountain area hamlet miniaturized system of load of pegging graft, thereby leaves the experiment of net photovoltaic unit band gap operation normed liability.This requirement of experiment is carried out load current to load 5 and is intercepted, and surpasses when numerical value is set when detecting magnitude of current sudden change value, and just tripping DL19 automatically supplies power to ensure load 4 for a long time.
13, from net system capacity management and running experiment
On the basis of General Electric's network structure as shown in Figure 1; Motor operated switch DL8, DL11, D13, DL18, D19, D20 close; The whole trippings of other motor operated switch obtain the electric hookup of this experiment, (identical with the electric hookup of experiment 10) shown in figure 13.From the net system comprise normed liability, uncertain load at random, motor load in; Its operational objective is: can not cause electric energy to consume fast can't ensureing from the net system the long-term power supply continuously of important load (like communication power supply) because of the starter motor load, the electric energy that can not let wind, ray machine group produce simultaneously is in zero load or underloading and causes wasting natural resources.Flow process, battery service and climatic prediction assessment are intercepted in electric motor starting flow process, uncertain load combined, carry out this experiment.
14, wind energy, the experiment of luminous energy collection of resources record
On the basis of General Electric's network structure as shown in Figure 1, close motor operated switch DL8, DL11, DL13, D20, the whole trippings of other motor operated switch obtain the electric hookup of this experiment, and are shown in figure 14.On island, the broadcasting and TV system relays the station, when highway is built the new forms of energy project along the line; From beforehand research, planning, can to grind, just establish, evaluate the lectotype selection meeting be long time; This experiment is that the wind and solar hybrid generating system about wind direction, illuminance, Temperature Humidity Sensor and 100W is combined; Form online wind energy luminous energy climate parameter monitoring record, to monitoring data analysis, assessing and realize distributing rationally of rational photovoltaic, wind-powered electricity generation, accumulator capacity.
15 monitoring function experiments based on the backstage host computer
Based on each electric hookup after the varistructure; Be connected with backstage host computer (IPC) via multifunctional controller communication port 4; Can carry out following typical SCADA experiment: based on the real time data information monitoring of an electric main electrical scheme, secondary supervisory control system running operating mode real time monitoring; Data history stores and the curve statement analysis, affair alarm response, motor operated switch deciliter control and parameter command configuration etc.Can be with notebook computer or common desktop computer; RJ45 direct and multifunctional controller links; Carry out following typical WebSCADA experiment through general browser (like IE browser or 360 safe browsers): list form real time data information shows; Incident is from dynamic response, and the simple graph index is led and realized motor operated switch deciliter control etc.
It is emphasized that; Embodiment of the present invention is illustrative; Rather than it is determinate; Therefore the present invention is not limited to the embodiment described in the embodiment, and every other embodiments that drawn by those skilled in the art's technical scheme according to the present invention belong to the scope that the present invention protects equally.
Claims (8)
1. but the new forms of energy laboratory system of an optimal control; It is characterized in that: connect and compose by General Electric's wiring network and multifunctional controller; This General Electric's wiring network comprises photovoltaic electrification component, wind-powered electricity generation unit, control inverter, motor operated switch, simulation candling and simulation wind indicator; Photovoltaic electrification component, wind-powered electricity generation unit, accumulator are connected respectively on the control corresponding inverter and through motor operated switch and are connected with dc bus with AC bus, and the simulation candling is connected with AC network with the simulation wind indicator; This multifunctional controller is connected and composed by microprocessor, switching value input port, switching value output port, analog quantity input port, communication port, power supply and grounding ports; The switching value input port is connected with motor operated switch and is used to gather the motor operated switch position signalling; The switching value output port is connected with motor operated switch and realizes automatic divide-shut brake or remote control divide-shut brake function; The analog quantity input port connects the AC electric quantity and the direct current tolerance of gathering corresponding circuit on wind sensor, illuminance sensor, AC bus and the dc bus respectively, and communication port is connected with control inverter.
2. but the new forms of energy laboratory system of a kind of optimal control according to claim 1; It is characterized in that: the concrete annexation of said General Electric wiring network is: the output terminal of photovoltaic electrification component PVDG1, photovoltaic electrification component PVDG2 and photovoltaic electrification component PVDG3 is connected respectively on photovoltaic control inverter PEU1, the photovoltaic control inverter PEU2; Photovoltaic electrification component PVDG3 output terminal is connected with Comprehensive Control inverter PEU6 with photovoltaic control inverter PEU3 with motor operated switch DL11 through motor operated switch DL10 respectively; Three photovoltaic control inverters are connected on the AC bus through motor operated switch DL2, motor operated switch DL3, motor operated switch DL4 respectively, and the illuminance sensor that is connected with the analog input channel of multifunctional controller is installed on each photovoltaic electrification component; The first wind-powered electricity generation unit output terminal is connected on the wind-powered electricity generation control inverter PEU4; The second wind-powered electricity generation unit output terminal is connected with Comprehensive Control inverter PEU6 with wind-powered electricity generation control inverter PEU5 respectively with motor operated switch DL13 through motor operated switch DL12; Two wind-powered electricity generation control inverter PEU4, PEU5 are connected on the AC bus through motor operated switch DL5 and DL6 respectively, and the wind sensor that is connected with the multifunctional controller analog input channel is installed on the top of each wind-powered electricity generation unit; The output terminal of battery pack is connected respectively on Comprehensive Control inverter PEU6 and the two-way control inverter PEU7 of accumulator through motor operated switch DL8, motor operated switch DL14 respectively; Comprehensive Control inverter PEU6 ac output end is connected on the AC bus through motor operated switch DL7, and Comprehensive Control inverter PEU6 dc output end is connected on the dc bus; AC load is connected on the AC bus through motor operated switch DL15, motor operated switch DL16, motor operated switch DL17, and DC load is connected on the dc bus through motor operated switch DL18, motor operated switch DL19, motor operated switch DL20; The simulation candling is connected on the AC network with the simulation wind indicator.
But 3. the new forms of energy laboratory system of a kind of optimal control according to claim 1 and 2, it is characterized in that: described switching value input port and switching value output port are 32 the tunnel; Described analog quantity input port is 20 the tunnel; Described communication port is four; Wherein first communication port is connected with three photovoltaic control inverters; Second communication port is connected with two wind-powered electricity generation control inverters; The 3rd communication port is connected with Comprehensive Control inverter and the two-way control inverter of accumulator accumulator, and the 4th communication port is connected with host computer and carries out backstage SCADA monitoring function experiment.
4. but the new forms of energy laboratory system of a kind of optimal control according to claim 1 and 2; It is characterized in that: described multifunctional controller also is provided with a network interface, connects a computing machine and carries out the WebSCADA experiment through Computer Browser through this network interface.
5. but the new forms of energy laboratory system of a kind of optimal control according to claim 2 is characterized in that: described three photovoltaic control inverters, two wind-powered electricity generation control inverters are and support photovoltaic generation and wind-powered electricity generation set grid-connection or from the bimodulus electric and electronic power conversion equipment of network operation; Comprehensive Control inverter PEU6 is the electric and electronic power conversion equipment with complex function, and this Comprehensive Control inverter disposes the port that photovoltaic generation access interface, wind-powered electricity generation unit access interface, DC load pick out port, accumulator cell charging and discharging port and combine with AC bus; The electric and electronic power conversion equipment that the two-way control inverter PEU7 of accumulator is the AC/DC two-way changing, its AC port and utility grid combine, and its DC port combines with battery pack.
6. but the new forms of energy laboratory system of a kind of optimal control according to claim 1; It is characterized in that: described simulation wind indicator comprises fan blower and elevating lever; Simulation wind indicator and wind-powered electricity generation unit are installed in the same area; Fan blower is installed in the top of elevating lever; Mains supply is supplied power to fan blower, and elevating lever is connected with multifunctional controller switching value output loop and regulates elevating function by multifunctional controller, and multifunctional controller obtains the force data that of wind-powered electricity generation unit through the wind sensor of analog input channel detection wind-powered electricity generation unit.
7. but the new forms of energy laboratory system of a kind of optimal control according to claim 1; It is characterized in that: described simulated light comprises sunshine simulation bulb, support and resistance box according to apparatus; Sunshine simulation bulb is installed on the support of adjustable angle joint; Resistance box is installed in frame bottom; To sunshine simulation bulb powered, the light-illuminating of sunshine simulation bulb is to photovoltaic electrification component behind variable rheostat for mains supply, and multifunctional controller obtains the force data that of photovoltaic electrification component through the illuminance sensor of analog input channel detection photovoltaic electrification component.
8. but the new forms of energy laboratory system of a kind of optimal control according to claim 1; It is characterized in that: described General Electric wiring network goes out the experiment that various electrical wirings have practical applications through manual or electronic deciliter motor operated switch manipulating approach from General Electric's network structure conversion.
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