CN103955204A - Device for testing wind-solar complementary power generation system - Google Patents
Device for testing wind-solar complementary power generation system Download PDFInfo
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Abstract
The invention relates to a device for testing a wind-solar complementary power generation system, and belongs to the technical field of wind-solar complementary power generation. The device comprises a control cabinet, a storage battery pack, a solar cell panel, a direct current load streetlamp, a double-MCU wind-solar complementary controller, a three-phase alternating current electromotor, a three-phase alternator and a rack platform. A displayer and an alternating current-direct current-alternating current frequency converter are arranged on the control cabinet, two MCUs respectively and cooperatively work in the double-MCU wind-solar complementary controller to conduct electric energy input and processing control and electric energy output control, and manufacturing cost of a product is greatly reduced. According to the device for testing the wind-solar complementary power generation system, full-coverage tests and real-time data acquisition and processing of the wind-solar complementary power generation system under various environmental conditions can be provided. Through a test method, operating parameters of the double-MCU wind-solar complementary controller and operating parameters of the power generation system can be tested and counted.
Description
Technical field
The present invention relates to a kind of wind and solar hybrid generating system proving installation, belong to wind light mutual complementing power generation technical field.
Background technology
The today day by day highlighting in energy problem, the development and utilization of new forms of energy obtains the increasing concern of national governments and enterprise and favor, and wherein, wind and solar hybrid generating system is widely developed because it is pollution-free, renewable, reserves abundant and have the very strong advantages such as complemental power-generation.
Existing wind light mutual complementing power generation controller all adopts single MCU, for realizing good performance requirement, has that controller cost of goods manifactured is higher, control algolithm establishment relative complex and a problem such as product working service is more difficult.
At present, wind light mutual complementing power generation controller completes, makes sample to before going into operation in design, be all generally to complete simple test by artificial sampling.Because the simulated conditions of environment and operation are limited, thereby cause efficiency low, data cover face is narrow, and test data result is difficult to the final guidance foundation as production, to batch process, brings risk.
For adopting the wind light mutual complementing power generation controller of two MCU to reduce cost of goods manifactured in correlation technique, and the problem such as wind and solar hybrid generating system testing efficiency is low, data cover face is narrow, not yet someone proposes solution at present.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of wind and solar hybrid generating system proving installation is provided, this device comprises switch board 1, battery pack 13, solar panel 14, DC load street lamp 15, two MCU wind/light complementation controllers 16, three-phase current motor 17, threephase alternator 19 and framework platform 20, switch board 1 is provided with display 5 and ac-dc-ac frequency converter 10, the serial ports of switch board 1 is connected with two MCU wind/light complementation controllers 16, two MCU wind/light complementation controllers 16 respectively with battery pack 13, solar panel 14, DC load street lamp 15, threephase alternator 19 connects, threephase alternator 19 is connected by mechanical driving device 18 with three-phase current motor 17 and is fixed on framework platform 20.
Described switch board 1 be provided with switch board power switch 2, run indicator 3, malfunction indicator lamp 4, frequency converter mode setting button 6, frequency converter operation key 7, frequency converter frequency control bring into operation key 8, frequency converter frequency control key 9 out of service, frequency converter 10, frequency converter frequency control slow down key 11 is set, frequency converter frequency control accelerates to arrange key 12.
10 pairs of three-phase current motors of described frequency converter 17 carry out speed regulating control and drive threephase alternator 19 rotations to form wind power generation simulation system; Solar panel 14 is simulated electricity generation system by manual change's illumination condition to form sun power.
Frequency converter 10 of the present invention is ac-dc-ac frequency converters.
Wind/light complementation controller of the present invention is to be realized by two MCU co-controllings; there is MPPT maximum power point tracking function; with manual/auto two kinds of brake mode; there is multiple-working mode to select for user; mode of operation shows by dibit charactron; can be to the overcharging and cross and put row protection into of accumulator, intelligent controller printed circuit board (PCB) is built in metal shell, and button and display lamp human-computer interaction function simply and not lose conveniently.
Described solar panel 14 is polysilicon solar cells, and rated power is 120W, maximum power point voltage 17.4V.
13 groups, described accumulator adopts lead-acid accumulators, the present invention choose capacity be the valve controlling sealed colloid storage battery of 100Ah as the energy storage device of system, there is the advantages such as capacity is large, price is low, self-discharge rate is low, compact conformation, safe, the life-span is long.
Described DC load street lamp 15 choose rated power be the white LED lamp of 30W as the lighting load of system, while guaranteeing that extreme weather occurs, system still can steady operation tens of hours.
Wind power generation simulation system of the present invention comprises again three assemblies: frequency converter 10, three-phase current motor 17, threephase alternator 19.
Display 5 of the present invention is computing machines, two MCU wind/light complementation controllers 16 are connected with computing machine by RS232 communication interface, can show in real time voltage, accumulator battery voltage, solar cell panel voltages and the battery state of charge of threephase alternator 19.
Of the present invention pair of MCU wind/light complementation controller 16 comprises telecommunication circuit I 21, crystal oscillating circuit I 22, watchdog circuit I 23, ICSP program download circuit I 24, intelligently voltage boosting circuit 25, solar array voltage signal acquisition circuit 26, voltage signal acquisition circuit 27 after blower fan rectification, intelligently voltage boosting driving circuit 28, blower fan rectification circuit 29, braking circuit 30, hummer indication/warning circuit 31, ICSP program download circuit II 32, battery tension signal acquisition circuit 33, telecommunication circuit II 34, watchdog circuit II 35, crystal oscillating circuit II 36, man-machine interface 37, double figures code interface tube 38, Nixie tube drive circuit 39, keyboard interface circuit 40, control interface 41, LED indicating circuit 42, two-way loading interfaces circuit 43, interface 44 boosts/brakes, communication interface 45, voltage data gathers port 46, main control MCU chip 47, two-way loading interfaces 48, from control MCU chip 49, telecommunication circuit I 21, crystal oscillating circuit I 22, watchdog circuit I 23, ICSP program download circuit I 24 is connected with main control MCU chip 47, two PWM ripple output pins of main control MCU chip 47 interface 44 that boosts/brake is connected with braking circuit 30 with intelligently voltage boosting driving circuit 28 respectively, four I/O mouth voltage datas of main control MCU chip 47 gather port 46 and are connected with voltage signal acquisition circuit 27, solar array voltage signal acquisition circuit 26, battery tension signal acquisition circuit 33 after intelligently voltage boosting circuit 25, blower fan rectification respectively, main control MCU chip 47 is connected with communication interface 45, from control MCU chip 49, is connected with telecommunication circuit II 34, and telecommunication circuit II 34 is connected with communication interface 45, hummer indication/warning circuit 31, ICSP program download circuit II 32, battery tension signal acquisition circuit 33, watchdog circuit II 35, crystal oscillating circuit II 36, two-way loading interfaces 48 are connected respectively with from control MCU chip 49, from the man-machine interface 37 of control MCU chip 49, be connected with control interface 41, control interface 41 is also connected with keyboard interface circuit 40, LED indicating circuit 42, double figures code interface tube 38 respectively, two-way loading interfaces 48 is connected with two-way loading interfaces circuit 43, and intelligently voltage boosting driving circuit 28 is connected with intelligently voltage boosting circuit 25, and blower fan rectification circuit 29 is connected with intelligently voltage boosting circuit 25, and intelligently voltage boosting circuit 25 is connected with voltage signal acquisition circuit 27.
Described telecommunication circuit I 21 is connected with pin 44 with the pin one of main control MCU chip 47 by chip MAX232, and crystal oscillating circuit I 22 is directly connected with main control MCU chip 47 by two pins of OSC1_1 and OSC2_1; Two circuits that watchdog circuit I 23 is WD2 and MCLR_1 by label are connected with main control MCU chip 47.
Described main control MCU chip 47 is connected with communication interface 45 by pin two 4-27, from control MCU chip 49, by pin two 4-27, is connected with telecommunication circuit II 34, and communication interface 45 is connected with telecommunication circuit II 34EPROM 93LC66, realizes the communication between two MCU.
Described hummer indication/warning circuit 31 by with from 8 pin RBO of control MCU chip 49, be connected; Battery tension signal acquisition circuit 33 is connected with 19 pins from control MCU chip 49,22 pins of main control MCU chip 47; Watchdog circuit II 35 by two lines of WD1 and MCLR with from control MCU chip 49, be connected; Crystal oscillating circuit II 36 with from the OSC1 of control MCU chip 49, be connected with OSC2 two pins, from 35 pins of control MCU chip 49, be connected with two-way loading interfaces 48 with 36 pins, two-way loading interfaces 48 is connected with two-way loading interfaces circuit 43, and Nixie tube drive circuit 39 is connected with double figures code interface tube 38 with sel2 by sel1.
Main control MCU chip 47 PIC16F877A and crystal oscillating circuit I 22 form the minimum system of main control MCU single-chip microcomputer; In like manner, from control MCU chip 49 PIC16F877A and crystal oscillating circuit II 36, form from the minimum system of control MCU single-chip microcomputer; Main control MCU chip and be respectively watchdog circuit I 23 and watchdog circuit II 35 from the watchdog circuit of control MCU chip, the chip of employing is all MAX813, prevents from that system program from running to fly, and realizes forced resetting function; Main control MCU chip and adopt respectively ICSP program download circuit I 24 and ICSP program download circuit II 32 from control MCU chip, realizes download and the system update function of program; Telecommunication circuit I 21 adopts chip MAX232, by main control MCU, realizes communicating by letter of this wind-solar hybrid intelligent controller and host computer computing machine; And main control MCU chip 47 and between control MCU chip 49 by telecommunication circuit II 34, adopt EPROM chip 93LC66, by communication interface 45, connected, realize the communication between two MCU.
System is controlled magnitude of voltage, the magnitude of voltage after blower fan rectification, solar cell direct voltage output and the battery tension after required solar cell boosts, by voltage signal acquisition circuit 27, solar array voltage signal acquisition circuit 26 and battery tension signal acquisition circuit 33 after intelligently voltage boosting circuit 25, blower fan rectification, gather respectively, sent into respectively voltage data and gathered port 46, carried out the analytical calculation of digital-to-analog conversion; And intelligently voltage boosting driving circuit 28 drives intelligently voltage boosting circuit 25, the first via PWM ripple duty of exporting by the interface 44 that boosts, brakes of change main control MCU chip 47 recently changes the on-state rate of switching tube IRF2807, realizes intelligently voltage boosting; Braking circuit 30 is that the second road PWM ripple of being exported by the interface 44 that boosts, brakes of main control MCU chip 47 is controlled, by changing its duty, recently drive triode 8550 conductings or shutoff, thereby drive rearmounted IRF2807 to open or turn-off, realize whether being connected of wind+ and earth terminal, realize the brake function of blower fan when wind speed is excessive, guarantee the safety of system; Blower fan rectification circuit 29 by three-phase alternating current WindA, the WindB of three-phase blower fan output, wind+ that WindC converts direct current to and input in intelligently voltage boosting circuit 25, accumulator is charged and blower fan rectification after voltage signal acquisition circuit 27 carry out the collection of voltage signal.From control MCU chip 49 is main, be responsible for the work of two-way DC load, functions such as the realization of man-machine interface and LED indication buzzer warnings.Two-way loading interfaces 48 is controlled by the two-way PWM ripple of exporting from control MCU chip 49, and is connected with two-way loading interfaces circuit 43, controls driving and complete/half-power work functions of realizing two-way load; Button S2, the S3 of keyboard interface circuit 40 the insides and S4 be used for respectively arranging the hand-operated brake, loaded work piece pattern of blower fan+and loaded work piece pattern-; LED1, the LED2 of LED indicating circuit 22 the insides and LED3 are used to refer to respectively and brake or report to the police, the specification of access accumulator is 12V and 24V; Double figures code interface tube 38 is driven by sel1 and the sel2 of Nixie tube drive circuit 39, is used for showing the loaded work piece pattern arranging.
Described in the present embodiment, the exterior structure of two MCU wind-solar hybrid intelligent controllers comprises: hand-operated brake button 50, mode of operation setting add (+) button 51, mode of operation setting subtracts (-) button 52, screwdriver handle hole 53, dibit charactron 54, red LED lamp 55, green LED lamp I 56, green LED II lamp 57, two-way DC load connection terminal 58, direct current lead accumulator connection terminal 59, solar panel connection terminal 60, blower fan connection terminal 61.
Hand-operated brake button 50, add+button of mode of operation setting 51, subtract-button of mode of operation setting 52 are corresponding with button S2, S3 and the S4 of keyboard interface circuit 40 the insides respectively; Screwdriver handle hole 53 is the physics perforates on device, has added rubber-covered, the safety problem of avoiding the conduction of screwdriver when operation and controller metal shell to cause; Dibit charactron 54 is corresponding with the DS1 in double figures code interface tube 38, red LED lamp 55, green LED lamp I 56, green LED II lamp 57 respectively, LED1, LED2 and the LED3 of LED indicating circuit 42 the insides be corresponding, be used to refer to respectively brake or report to the police, the specification of access accumulator is 12V and 24V.
Main control MCU in of the present invention pair of MCU wind/light complementation controller 16, from control MCU, by the mode of two-shipper serial sharing E EPROM, intercom mutually, common co-ordination is controlled with completion system, can only there be a MCU access EEPROM the same time, while not accessing, need bus be set to high level, otherwise there will be competition, because the design is two MCU, so each MCU respectively draws an IO mouth, be connected and be used as bus access control of authority, when control line is during in high level, represent that EEPROM is in idle condition, when control line is during in low level, represent that EEPROM is in busy state, and, of the present invention pair of MCU wind/light complementation controller structural design mode, can reduce cost of goods manifactured.
Wind and solar hybrid generating system proving installation of the present invention is applied to wind and solar hybrid generating system test, specific as follows: application wind power generation simulation system is to test the wind-power electricity generation characteristic and controlling electric energy effect under different wind speed---test output voltage values and the current value of threephase alternator 19 under different wind speed or two MCU wind/light complementation controllers 16, as the generating parameter of threephase alternator 19 under low wind speed and pair MCU wind/light complementation controllers 16 the boost braking effect of effect and operational factor, lower pair of MCU wind/light complementation controller 16 of high wind speed and operational factor etc.;
The illuminance that changes solar panel 14 can be simulated the power generation characteristics under different light and all standing of controlling electric energy effect in actual environment---test output voltage values and the current value of solar panel 14 under different light or two MCU wind/light complementation controllers 16, as low light according under the generating parameter of solar panel 14 and two MCU wind/light complementation controllers 16 of boosting under effect and operational factor, high illumination of two MCU wind/light complementation controllers 16 overcharge control effect and operational factor etc.
In conjunction with the application of the energy-saving control module of wind power generation simulation system, solar panel 14 and two MCU wind/light complementation controllers 16, can simulate the output electric energy of electricity generation system under different loads power and the correlation parameters such as output voltage, electric current, accumulator cell charging and discharging time and LED lighting effects of lower pair of MCU wind/light complementation controller 16 of different loads power.
Principle of work of the present invention is: thus switch board 1 is controlled the rotating speed of three-phase current motor 17 by the rotating speed of mechanical driving device 18 control threephase alternators 19 by frequency converter 10, this is also wind speed different in simulating reality, but than the malleable more of the wind speed in reality, be convenient to the test to two MCU wind/light complementation controllers 16, and three-phase current motor 17 rotating speeds are when too fast, mechanical driving device 18 can not skid, be unlikely to make that threephase alternator 19 rotating speeds are too high causes the excessive damage to two MCU wind/light complementation controllers 16 of output voltage, the operational factor of wind power generation simulation system shows in real time on display 5.
Compared with prior art, beneficial effect of the present invention is:
(1) the provided by the invention pair of control mode that MCU wind/light complementation controller 16 adopts main control MCU and combines from control MCU, two MCU divide the work to implement corresponding control separately, and than adopting, single MCU is simpler and more direct, safe reliability increases, operational failure rate reduces and cost of goods manifactured reduces for control strategy;
(2) provided by the invention pair of MCU wind/light complementation controller has the energy-saving control function of inputting electric energy regulatory function and output electric energy under different wind speed and illumination condition, thereby reaches energy-saving and cost-reducing final purpose;
(3) in described wind light mutual complementing power generation proving installation, wind power generation simulation system can be according to the needs of test, thereby regulate frequency converter to regulate motor speed, drive the rotating speed of threephase alternator also to change rapidly, the generating data under all wind speed in the simulation actual environment not limited to and all standing of controller service data thereupon;
?(4) in described wind light mutual complementing power generation proving installation, solar panel can be according to the needs of test, by changing the illuminance of solar panel, the generating data and all standing of controller service data that make it not to be subject to the simulation limited to change to the different light in actual environment;
(5) described wind light mutual complementing power generation proving installation is built in computer data acquiring processing and display device and variable-frequence governor in a switch board, make speed regulating control and test easier, and man-machine interface is friendly, test data can be processed in real time, analyzes and be stored.
Accompanying drawing explanation
Fig. 1 is proving installation structural representation of the present invention;
Fig. 2 is of the present invention pair of MCU wind/light complementation controller wiring schematic diagram;
Fig. 3 is two MCU wind/light complementation controller main control MCU circuit theory diagrams;
Fig. 4 is two MCU wind/light complementation controller main control unit auxiliary circuit schematic diagrams;
Fig. 5 is that two MCU wind/light complementation controllers are from control MCU circuit theory diagrams;
Fig. 6 is that two MCU wind/light complementation controllers are from control unit auxiliary circuit schematic diagram;
Fig. 7 is of the present invention pair of MCU wind/light complementation controller casing schematic diagram.
In Fig. 1: 1-switch board, 2-switch board power switch, 3-run indicator, 4-malfunction indicator lamp, 5-display, 6-frequency converter mode setting button, 7-frequency converter operation key, the 8-frequency control key that brings into operation, 9-frequency control key out of service, 10-frequency converter, 11-frequency conversion speed-down key, 12-variable frequency speed-increasing key, 13-battery pack, 14-solar panel, 15-DC load street lamp, the two MCU wind/light complementation controllers of 16-, 17-three-phase current motor, 18-mechanical driving device, 19-threephase alternator, 20-framework platform;
21-telecommunication circuit I, 22-crystal oscillating circuit I, 23-watchdog circuit I, 24-ICSP program download circuit I, 25-intelligently voltage boosting circuit, 26-solar array voltage signal acquisition circuit, voltage signal acquisition circuit after the rectification of 27-blower fan, 28-intelligently voltage boosting driving circuit, 29-blower fan rectification circuit, 30-braking circuit, 31-hummer indication/warning circuit, 32-ICSP program download circuit II, 33-battery tension signal acquisition circuit, 34-telecommunication circuit II, 35-watchdog circuit II, 36-crystal oscillating circuit II, 37-man-machine interface, 38-double figures code interface tube, 39-Nixie tube drive circuit, 40-keyboard interface circuit, 41-control interface, 42-LED indicating circuit, 43-two-way loading interfaces circuit, the 44-interface that boosts/brake, 45-communication interface, 46-voltage data gathers port, 47-main control MCU chip, 48-two-way loading interfaces, 49-is from control MCU chip,
50-hand-operated brake button, the setting of 51-mode of operation adds (+) button, and the setting of 52-mode of operation subtracts (-) button, 53-screwdriver handle hole, 54-dibit charactron, 55-red LED lamp, 56-green LED lamp, 57-green LED lamp, 58-two-way DC load connection terminal, 59-direct current lead accumulator connection terminal, 60-solar panel connection terminal, 61-blower fan connection terminal.
Embodiment
Below in conjunction with above-mentioned four accompanying drawings, the present invention is further illustrated; but protection scope of the present invention is not limited to described content; those skilled in the art can change and convert according to the technical scheme of this invention and technical conceive, but any change and conversion all should belong to the protection domain of the claims in the present invention.
Embodiment 1
Wind and solar hybrid generating system proving installation described in the present embodiment, this device comprises switch board 1, battery pack 13, solar panel 14, DC load street lamp 15, two MCU wind/light complementation controllers 16, three-phase current motor 17, threephase alternator 19 and framework platform 20, switch board 1 is provided with display 5 and ac-dc-ac frequency converter 10, the serial ports of switch board 1 is connected with two MCU wind/light complementation controllers 16, two MCU wind/light complementation controllers 16 respectively with battery pack 13, solar panel 14, DC load street lamp 15, threephase alternator 19 connects, threephase alternator 19 is connected by mechanical driving device 18 with three-phase current motor 17 and is fixed on framework platform 20.
Described switch board 1 be provided with switch board power switch 2, run indicator 3, malfunction indicator lamp 4, frequency converter mode setting button 6, frequency converter operation key 7, frequency converter frequency control bring into operation key 8, frequency converter frequency control key 9 out of service, frequency converter 10, frequency converter frequency control slow down key 11 is set, frequency converter frequency control accelerates to arrange key 12.
10 pairs of three-phase current motors of described frequency converter 17 carry out speed regulating control and drive threephase alternator 19 rotations to form wind power generation simulation system; Solar panel 14 is simulated electricity generation system by manual change's illumination condition to form sun power.
Wind/light complementation controller of the present invention is to be realized by two MCU co-controllings; there is MPPT maximum power point tracking function; with manual/auto two kinds of brake mode; there is multiple-working mode to select for user; mode of operation shows by dibit charactron; can be to the overcharging and cross and put row protection into of accumulator, intelligent controller printed circuit board (PCB) is built in metal shell, and button and display lamp human-computer interaction function simply and not lose conveniently.
Described solar panel 14 is polysilicon solar cells, and rated power is 120W, maximum power point voltage 17.4V.
13 groups, described accumulator adopts lead-acid accumulators, the present invention choose capacity be the valve controlling sealed colloid storage battery of 100Ah as the energy storage device of system, there is the advantages such as capacity is large, price is low, self-discharge rate is low, compact conformation, safe, the life-span is long.
Described DC load street lamp 15 choose rated power be the white LED lamp of 30W as the lighting load of system, while guaranteeing that extreme weather occurs, system still can steady operation tens of hours.
Wind power generation simulation system of the present invention comprises again three assemblies: frequency converter 10, three-phase current motor 17, threephase alternator 19.
Display 5 of the present invention is computing machines, two MCU wind/light complementation controllers 16 are connected with computing machine by RS232 communication interface, can show in real time voltage, accumulator battery voltage, solar cell panel voltages and the battery state of charge of threephase alternator 19.
Described in the present embodiment, two MCU wind/light complementation controllers 16 comprise telecommunication circuit I 21, crystal oscillating circuit I 22, watchdog circuit I 23, ICSP program download circuit I 24, intelligently voltage boosting circuit 25, solar array voltage signal acquisition circuit 26, voltage signal acquisition circuit 27 after blower fan rectification, intelligently voltage boosting driving circuit 28, blower fan rectification circuit 29, braking circuit 30, hummer indication/warning circuit 31, ICSP program download circuit II 32, battery tension signal acquisition circuit 33, telecommunication circuit II 34, watchdog circuit II 35, crystal oscillating circuit II 36, man-machine interface 37, double figures code interface tube 38, Nixie tube drive circuit 39, keyboard interface circuit 40, control interface 41, LED indicating circuit 42, two-way loading interfaces circuit 43, interface 44 boosts/brakes, communication interface 45, voltage data gathers port 46, main control MCU chip 47, two-way loading interfaces 48, from control MCU chip 49, telecommunication circuit I 21, crystal oscillating circuit I 22, watchdog circuit I 23, ICSP program download circuit I 24 is connected with main control MCU chip 47, two PWM ripple output pins of main control MCU chip 47 interface 44 that boosts/brake is connected with braking circuit 30 with intelligently voltage boosting driving circuit 28 respectively, four I/O mouth voltage datas of main control MCU chip 47 gather port 46 and are connected with voltage signal acquisition circuit 27, solar array voltage signal acquisition circuit 26, battery tension signal acquisition circuit 33 after intelligently voltage boosting circuit 25, blower fan rectification respectively, main control MCU chip 47 is connected with communication interface 45, from control MCU chip 49, is connected with telecommunication circuit II 34, and telecommunication circuit II 34 is connected with communication interface 45, hummer indication/warning circuit 31, ICSP program download circuit II 32, battery tension signal acquisition circuit 33, watchdog circuit II 35, crystal oscillating circuit II 36, two-way loading interfaces 48 are connected respectively with from control MCU chip 49, from the man-machine interface 37 of control MCU chip 49, be connected with control interface 41, control interface 41 is also connected with keyboard interface circuit 40, LED indicating circuit 42, double figures code interface tube 38 respectively, two-way loading interfaces 48 is connected with two-way loading interfaces circuit 43, intelligently voltage boosting driving circuit 28 is connected with intelligently voltage boosting circuit 25, blower fan rectification circuit 29 is connected with intelligently voltage boosting circuit 25, and intelligently voltage boosting circuit 25 is connected with voltage signal acquisition circuit 27, as shown in Fig. 3 ~ 6.
Described telecommunication circuit I 21 is connected with pin 44 with the pin one of main control MCU chip 47 by chip MAX232, and crystal oscillating circuit I 22 is directly connected with main control MCU chip 47 by two pins of OSC1_1 and OSC2_1; Two circuits that watchdog circuit I 23 is WD2 and MCLR_1 by label are connected with main control MCU chip 47.
Described main control MCU chip 47 is connected with communication interface 45 by pin two 4-27, from control MCU chip 49, by pin two 4-27, is connected with telecommunication circuit II 34, and communication interface 45 is connected with telecommunication circuit II 34EPROM 93LC66, realizes the communication between two MCU.
Described hummer indication/warning circuit 31 by with from 8 pin RBO of control MCU chip 49, be connected; Battery tension signal acquisition circuit 33 is connected with 19 pins from control MCU chip 49,22 pins of main control MCU chip 47; Watchdog circuit II 35 by two lines of WD1 and MCLR with from control MCU chip 49, be connected; Crystal oscillating circuit II 36 with from the OSC1 of control MCU chip 49, be connected with OSC2 two pins, from 35 pins of control MCU chip 49, be connected with two-way loading interfaces 48 with 36 pins, two-way loading interfaces 48 is connected with two-way loading interfaces circuit 43, and Nixie tube drive circuit 39 is connected with double figures code interface tube 38 with sel2 by sel1.
Hand-operated brake button 50, add+button of mode of operation setting 51, subtract-button of mode of operation setting 52 are corresponding with button S2, S3 and the S4 of keyboard interface circuit 40 the insides in Fig. 6 respectively; Screwdriver handle hole 53 is the physics perforates on device, has added rubber-covered, the safety problem of avoiding the conduction of screwdriver when operation and controller metal shell to cause; Dibit charactron 54 is corresponding with the DS1 in double figures code interface tube 38 in Fig. 6, red LED lamp 55, green LED lamp I 56, green LED II lamp 57 respectively with Fig. 6 in LED1, LED2 and the LED3 of LED indicating circuit 42 the insides corresponding, be used to refer to respectively brake or report to the police, the specification of access accumulator is 12V and 24V; The circuit of two-way DC load terminals 58, direct current lead accumulator connection terminal 59, solar panel connection terminal 60, blower fan connection terminal 61 is realized as shown in Figure 2, be connected by network label with the concrete wiring of Fig. 3 ~ 6, specific as follows: (+), (-) of two-way DC load connection terminal 58, (-) three terminals are corresponding with Load1-and the Load2-of two-way loading interfaces circuit 43 in battery positive voltage, Fig. 6 respectively; Direct current lead accumulator connection terminal 59+,-corresponding with ground wire with the Battery of battery tension signal acquisition circuit 33 in Fig. 5 respectively; Solar panel connection terminal 60+,-corresponding with Solar+ and ground wire in intelligently voltage boosting circuit 25 in Fig. 4 respectively; (~) in blower fan connection terminal 61, (~), (~) are corresponding with WindA, WindB and the WindC of blower fan rectification circuit 9 in Fig. 4 respectively.
When described in the present embodiment, device is used: press switch board power switch 2, switch board 1 brings into operation, switch board test indicating panel display 5 and frequency converter 10 are started working, the mode of operation of frequency converter 10 is set by frequency converter mode setting button 6, then press low-converter operation key 7, now 10, frequency converter is worked under frequency control pattern, then, by frequency converter frequency control, slow down and key 11 and frequency converter frequency control to be set to accelerate to arrange the rotating speed that key 12 arranges respectively three-phase current motor 17 and reduce and increase, bring into operation after key 8 pressing low-converter frequency control, three-phase current motor 17 is just slowly transformed to the rotating speed of setting by rotating speed before, now, three-phase current motor 17 drives threephase alternator 19 to rotate by gearing 18, if three-phase current motor 17 rotating speeds are too fast, gearing 18 is unlikely to make the too fast rush of current that two MCU wind/light complementation controllers 16 are brought of threephase alternator 19 rotating speeds to damage by skidding, if this invention normal operation, the normal run indicator 3 of switch board will long light yellow, now, switch board test display 5 will show battery pack 13 in real time, solar panel 14, the charging and discharging state of the voltage output value of threephase alternator 19 and battery pack 13, if system breaks down, switch board malfunction indicator lamp 4 reports to the police appearance flicker to inform that operating personnel take the measures such as corresponding power-off inspection, wind and solar hybrid generating system is completed, press low-converter frequency control key 9 out of service, the rotating speed of three-phase current motor 17 is decreased to zero gradually by setting value, the rotating speed of threephase alternator 19 is also corresponding is decreased to zero gradually, then disconnecting switch board power switch 2 quits work whole switch board, disconnect successively again the wiring of solar panel 14 and battery pack 13 and controller.
From the present embodiment, can find out, this wind and solar hybrid generating system proving installation has not only been realized the Real-time Collection of wind and solar hybrid generating system service data, demonstration, analysis and processing, and display interface and variable-frequence governor are integrated in switch board, man-machine interaction is good, improved operability, controllability and security to wind and solar hybrid generating system test, in addition, this wind and solar hybrid generating system proving installation simple installation, easily safeguard, realized Expected Results.
Embodiment 2
Wind and solar hybrid generating system proving installation described in the present embodiment, this device comprises switch board 1, battery pack 13, solar panel 14, DC load street lamp 15, two MCU wind/light complementation controllers 16, three-phase current motor 17, threephase alternator 19 and framework platform 20, switch board 1 is provided with display 5 and ac-dc-ac frequency converter 10, the serial ports of switch board 1 is connected with two MCU wind/light complementation controllers 16, two MCU wind/light complementation controllers 16 respectively with battery pack 13, solar panel 14, DC load street lamp 15, threephase alternator 19 connects, threephase alternator 19 is connected by mechanical driving device 18 with three-phase current motor 17 and is fixed on framework platform 20.
Described in the present embodiment, two MCU wind/light complementation controllers 16 comprise telecommunication circuit I 21, crystal oscillating circuit I 22, watchdog circuit I 23, ICSP program download circuit I 24, intelligently voltage boosting circuit 25, solar array voltage signal acquisition circuit 26, voltage signal acquisition circuit 27 after blower fan rectification, intelligently voltage boosting driving circuit 28, blower fan rectification circuit 29, braking circuit 30, hummer indication/warning circuit 31, ICSP program download circuit II 32, battery tension signal acquisition circuit 33, telecommunication circuit II 34, watchdog circuit II 35, crystal oscillating circuit II 36, man-machine interface 37, double figures code interface tube 38, Nixie tube drive circuit 39, keyboard interface circuit 40, control interface 41, LED indicating circuit 42, two-way loading interfaces circuit 43, interface 44 boosts/brakes, communication interface 45, voltage data gathers port 46, main control MCU chip 47, two-way loading interfaces 48, from control MCU chip 49, telecommunication circuit I 21, crystal oscillating circuit I 22, watchdog circuit I 23, ICSP program download circuit I 24 is connected with main control MCU chip 47, two PWM ripple output pins of main control MCU chip 47 interface 44 that boosts/brake is connected with braking circuit 30 with intelligently voltage boosting driving circuit 28 respectively, four I/O mouth voltage datas of main control MCU chip 47 gather port 46 and are connected with voltage signal acquisition circuit 27, solar array voltage signal acquisition circuit 26, battery tension signal acquisition circuit 33 after intelligently voltage boosting circuit 25, blower fan rectification respectively, main control MCU chip 47 is connected with communication interface 45, from control MCU chip 49, is connected with telecommunication circuit II 34, and telecommunication circuit II 34 is connected with communication interface 45, hummer indication/warning circuit 31, ICSP program download circuit II 32, battery tension signal acquisition circuit 33, watchdog circuit II 35, crystal oscillating circuit II 36, two-way loading interfaces 48 are connected respectively with from control MCU chip 49, from the man-machine interface 37 of control MCU chip 49, be connected with control interface 41, control interface 41 is also connected with keyboard interface circuit 40, LED indicating circuit 42, double figures code interface tube 38 respectively, two-way loading interfaces 48 is connected with two-way loading interfaces circuit 43, intelligently voltage boosting driving circuit 28 is connected with intelligently voltage boosting circuit 25, blower fan rectification circuit 29 is connected with intelligently voltage boosting circuit 25, and intelligently voltage boosting circuit 25 is connected with voltage signal acquisition circuit 27, as shown in Fig. 3 ~ 6.
Described telecommunication circuit I 21 is connected with pin 44 with the pin one of main control MCU chip 47 by chip MAX232, and crystal oscillating circuit I 22 is directly connected with main control MCU chip 47 by two pins of OSC1_1 and OSC2_1; Two circuits that watchdog circuit I 23 is WD2 and MCLR_1 by label are connected with main control MCU chip 47.
Described main control MCU chip 47 is connected with communication interface 45 by pin two 4-27, from control MCU chip 49, by pin two 4-27, is connected with telecommunication circuit II 34, and communication interface 45 is connected with telecommunication circuit II 34EPROM 93LC66, realizes the communication between two MCU.
Claims (7)
1. a wind and solar hybrid generating system proving installation, it is characterized in that this device comprises: switch board (1), battery pack (13), solar panel (14), DC load street lamp (15), two MCU wind/light complementation controllers (16), three-phase current motor (17), threephase alternator (19) and framework platform (20), switch board (1) is provided with display (5) and ac-dc-ac frequency converter (10), the serial ports of switch board (1) is connected with two MCU wind/light complementation controllers (16), two MCU wind/light complementation controllers (16) respectively and battery pack (13), solar panel (14), DC load street lamp (15), threephase alternator (19) connects, threephase alternator (19) is connected by mechanical driving device (18) with three-phase current motor (17) and is fixed on framework platform (20).
2. wind and solar hybrid generating system proving installation according to claim 1, is characterized in that: switch board (1) be provided with switch board power switch (2), run indicator (3), malfunction indicator lamp (4), frequency converter mode setting button (6), frequency converter operation key (7), frequency converter frequency control bring into operation key (8), frequency converter frequency control key out of service (9), frequency converter (10), frequency converter frequency control slow down key (11) is set, frequency converter frequency control accelerates to arrange key (12).
3. wind and solar hybrid generating system proving installation according to claim 1, is characterized in that: frequency converter (10) carries out speed regulating control to three-phase current motor (17) and drives threephase alternator (19) rotation to form wind power generation simulation system; Solar panel (14) is simulated electricity generation system by manual change's illumination condition to form sun power.
4. wind and solar hybrid generating system proving installation according to claim 1, is characterized in that: described pair of MCU wind/light complementation controller (16) comprises telecommunication circuit I (21), crystal oscillating circuit I (22), watchdog circuit I (23), ICSP program download circuit I (24), intelligently voltage boosting circuit (25), solar array voltage signal acquisition circuit (26), voltage signal acquisition circuit (27) after blower fan rectification, intelligently voltage boosting driving circuit (28), blower fan rectification circuit (29), braking circuit (30), hummer indication/warning circuit (31), ICSP program download circuit II (32), battery tension signal acquisition circuit (33), telecommunication circuit II (34), watchdog circuit II (35), crystal oscillating circuit II (36), man-machine interface (37), double figures code interface tube (38), Nixie tube drive circuit (39), keyboard interface circuit (40), control interface (41), LED indicating circuit (42), two-way loading interfaces circuit (43), interface (44) boosts/brakes, communication interface (45), voltage data gathers port (46), main control MCU chip (47), two-way loading interfaces (48), from control MCU chip (49), telecommunication circuit I (21), crystal oscillating circuit I (22), watchdog circuit I (23), ICSP program download circuit I (24) is connected with main control MCU chip (47), two PWM ripple output pins of main control MCU chip (47) interface (44) that boosts/brake is connected with braking circuit (30) with intelligently voltage boosting driving circuit (28) respectively, four I/O mouth voltage datas of main control MCU chip (47) gather port (46) and are connected with voltage signal acquisition circuit (27), solar array voltage signal acquisition circuit (26), battery tension signal acquisition circuit (33) after intelligently voltage boosting circuit (25), blower fan rectification respectively, main control MCU chip (47) is connected with communication interface (45), from control MCU chip (49), is connected with telecommunication circuit II (34), and telecommunication circuit II (34) is connected with communication interface (45), hummer indication/warning circuit (31), ICSP program download circuit II (32), battery tension signal acquisition circuit (33), watchdog circuit II (35), crystal oscillating circuit II (36), two-way loading interfaces (48) are connected respectively with from control MCU chip (49), from the man-machine interface (37) of control MCU chip (49), be connected with control interface (41), control interface (41) is also connected with keyboard interface circuit (40), LED indicating circuit (42), double figures code interface tube (38) respectively, two-way loading interfaces (48) is connected with two-way loading interfaces circuit (43), intelligently voltage boosting driving circuit (28) is connected with intelligently voltage boosting circuit (25), blower fan rectification circuit (29) is connected with intelligently voltage boosting circuit (25), and intelligently voltage boosting circuit (25) is connected with voltage signal acquisition circuit (27).
5. wind and solar hybrid generating system proving installation according to claim 4, it is characterized in that: described telecommunication circuit I (21) is connected with pin 44 with the pin one of main control MCU chip (47) by chip MAX232, and crystal oscillating circuit I (22) is directly connected with main control MCU chip (47) by two pins of OSC1_1 and OSC2_1; Two circuits that watchdog circuit I (23) is WD2 and MCLR_1 by label are connected with main control MCU chip (47).
6. wind and solar hybrid generating system proving installation according to claim 4, it is characterized in that: main control MCU chip (47) is connected with communication interface (45) by pin two 4-27, from control MCU chip (49), by pin two 4-27, be connected with telecommunication circuit II (34), communication interface (45) is connected with telecommunication circuit II (34) EPROM 93LC66, realizes the communication between two MCU.
7. wind and solar hybrid generating system proving installation according to claim 4, is characterized in that: hummer indication/warning circuit (31) by with from 8 pin RBO of control MCU chip (49), be connected; Battery tension signal acquisition circuit (33) is connected with 19 pins from control MCU chip (49), 22 pins of main control MCU chip (47); Watchdog circuit II (35) by two lines of WD1 and MCLR with from control MCU chip (49) be connected; Crystal oscillating circuit II (36) with from control MCU chip (49) OSC1 be connected with OSC2 two pins, from 35 pins of control MCU chip (49), be connected with two-way loading interfaces (48) with 36 pins, two-way loading interfaces (48) is connected with two-way loading interfaces circuit (43), and Nixie tube drive circuit (39) is connected with double figures code interface tube (38) with sel2 by sel1.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106183865A (en) * | 2016-08-12 | 2016-12-07 | 上海电力学院 | Wind light mutual complementing and the Intelligent electric vehicle charging station of triboelectricity energy supply |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2478279A (en) * | 2010-03-01 | 2011-09-07 | Prithvi Raj Datta | Solar chimney which may re-circulate air |
| CN102364805A (en) * | 2011-10-13 | 2012-02-29 | 东北大学 | Wind/solar hybrid generation system net-connected controller and change-over switch switching method thereof |
| CN202157905U (en) * | 2011-06-14 | 2012-03-07 | 沈阳航空航天大学 | Wind-light complemented generating set |
| EP2667024A1 (en) * | 2012-05-24 | 2013-11-27 | Alcatel Lucent | Wind-solar-electricity generator with a horizontal levitation |
| CN203812087U (en) * | 2014-04-16 | 2014-09-03 | 昆明理工大学 | Wind and photovoltaic hybrid power generation system testing device |
-
2014
- 2014-04-16 CN CN201410152492.6A patent/CN103955204B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2478279A (en) * | 2010-03-01 | 2011-09-07 | Prithvi Raj Datta | Solar chimney which may re-circulate air |
| CN202157905U (en) * | 2011-06-14 | 2012-03-07 | 沈阳航空航天大学 | Wind-light complemented generating set |
| CN102364805A (en) * | 2011-10-13 | 2012-02-29 | 东北大学 | Wind/solar hybrid generation system net-connected controller and change-over switch switching method thereof |
| EP2667024A1 (en) * | 2012-05-24 | 2013-11-27 | Alcatel Lucent | Wind-solar-electricity generator with a horizontal levitation |
| CN203812087U (en) * | 2014-04-16 | 2014-09-03 | 昆明理工大学 | Wind and photovoltaic hybrid power generation system testing device |
Non-Patent Citations (1)
| Title |
|---|
| 张文博: "风光互补路灯系统智能控制器的研究与开发", 《中国优秀硕士学位论文全文数据库》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106183865A (en) * | 2016-08-12 | 2016-12-07 | 上海电力学院 | Wind light mutual complementing and the Intelligent electric vehicle charging station of triboelectricity energy supply |
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