Nyob rau hauv xyoo tas los no, kev txhim kho hauv kev ua haujlwm ntawm photovoltaic water pumping systems (PVWPS) tau nyiam cov neeg tshawb nrhiav, vim lawv txoj haujlwm yog ua raws li kev tsim hluav taws xob huv si. Cov ntawv thov uas suav nrog cov txheej txheem poob qis qis siv rau induction motors (IM).Qhov kev tswj xyuas tau xaiv qhov zoo tshaj plaws flux magnitude los ntawm kev txo qis IM losses. Tsis tas li ntawd, cov txheej txheem kev soj ntsuam sib txawv ntawm cov kauj ruam perturbation kuj tau qhia.Qhov tsim nyog ntawm kev tswj xyuas tau lees paub los ntawm txo cov dab dej tam sim no;Yog li ntawd, kev poob lub cev muaj zog yog txo qis thiab kev ua haujlwm tau zoo dua qub.Cov tswv yim tswj hwm tau muab piv nrog cov txheej txheem uas tsis muaj kev poob qis.Qhov kev sib piv tau qhia txog qhov ua tau zoo ntawm txoj kev npaj, uas yog raws li qhov kev txo qis hauv hluav taws xob tshaj tawm, absorbed tam sim no, ntws. dej, thiab tsim cov flux.A processor-in-the-loop (PIL) test yog ua raws li kev sim ntawm cov txheej txheem uas tau hais tseg.Nws suav nrog kev ua raws li C code generated ntawm STM32F4 discovery board.Cov txiaj ntsig tau los ntawm cov embedded board zoo ib yam li cov lej simulation.
Renewable zog, tshwj xeeb tshaj yoghnub ciphotovoltaic thev naus laus zis, tuaj yeem ua ib qho kev ntxuav kom huv rau cov fossil fuels hauv cov twj siv dej1,2.Photovoltaic siv tshuab tau txais kev saib xyuas ntau hauv thaj chaw deb tsis muaj hluav taws xob3,4.
Ntau lub cav yog siv rau hauv PV siv cov ntawv thov.Qhov thawj theem ntawm PVWPS yog raws li DC motors.Cov motors no yooj yim rau kev tswj thiab siv, tab sis lawv yuav tsum tau tu tsis tu ncua vim muaj cov annotators thiab txhuam 5.Kom kov yeej no shortcoming, brushless Cov hlau nplaum ruaj khov motors tau qhia, uas yog tus cwj pwm los ntawm brushless, kev ua haujlwm siab thiab kev ntseeg siab6.Piv rau lwm lub cev muaj zog, IM-raws li PVWPS muaj kev ua tau zoo dua vim tias lub cev muaj zog no txhim khu kev qha, tsis tshua muaj nqi, tsis muaj kev saib xyuas, thiab muaj ntau txoj hauv kev rau kev tswj cov tswv yim7 .Indirect Field Oriented Control (IFOC) cov tswv yim thiab Direct Torque Control (DTC) txoj kev yog feem ntau siv8.
IFOC tau tsim los ntawm Blaschke thiab Hasse thiab tso cai hloov IM ceev tshaj qhov dav ntawm 9,10.Cov stator tam sim no muab faib ua ob ntu, ib qho tsim cov hlau nplaum sib nqus thiab lwm qhov tsim cov torque los ntawm kev hloov mus rau dq coordinate system.Qhov no tso cai rau ywj siab tswj ntawm flux thiab torque nyob rau hauv lub xeev khov kho thiab dynamic tej yam kev mob.Axis (d) yog raws li nyob rau hauv lub rotor flux chaw vector, uas muaj cov q-axis tivthaiv ntawm lub rotor flux chaw vector yog ib txwm xoom.FOC muab ib tug zoo thiab ceev teb.11 , 12, Txawm li cas los xij, txoj kev no yog qhov nyuaj thiab raug rau qhov kev hloov pauv tsis zoo 13.Tau kov yeej cov kev tsis txaus no, Takashi thiab Noguchi14 tau qhia DTC, uas muaj kev ua haujlwm siab zoo thiab muaj zog thiab tsis tshua muaj kev cuam tshuam rau cov kev hloov pauv. yog tswj los ntawm rho tawm cov stator flux thiab torque los ntawm cov kev kwv yees sib xws.Qhov tshwm sim yog pub rau hauv hysteresis sib piv los tsim kom muaj qhov tsim nyog voltage vector tswjob qho tib si stator flux thiab torque.
Lub ntsiab inconvenience ntawm no tswj lub tswv yim yog lub loj torque thiab flux flux vim yog siv hysteresis regulators rau stator flux thiab electromagnetic torque regulation15,42.Multilevel converters yog siv los txo ripple, tab sis efficiency yog txo los ntawm tus naj npawb ntawm lub hwj chim switches16. Ntau tus kws sau ntawv tau siv qhov chaw vector modulation (SWM)17, zawv zawg hom tswj (SMC)18, uas yog cov txheej txheem muaj zog tab sis raug kev txom nyem los ntawm kev tsis txaus siab jittering teebmeem19.Muaj ntau tus kws tshawb fawb tau siv cov tswv yim txawj ntse los txhim kho kev tswj xyuas kev ua tau zoo, ntawm lawv, (1) neural tes hauj lwm, ib tug tswj lub tswv yim uas yuav tsum tau high-ceev processors rau siv20, thiab (2) genetic algorithms21.
Fuzzy tswj yog muaj zog, haum rau nonlinear tswj cov tswv yim, thiab tsis xav tau kev paub txog tus qauv tseeb.Nws suav nrog kev siv fuzzy logic blocks es tsis txhob hysteretic controllers thiab hloov cov lus xaiv kom txo tau flux thiab torque ripple.Nws yog tsim nyog taw qhia tias FLC-raws li DTCs muab kev ua tau zoo dua 22, tab sis tsis txaus los ua kom muaj kev ua tau zoo ntawm lub cav, yog li yuav tsum muaj cov txheej txheem tswj kev ua kom zoo dua qub.
Nyob rau hauv feem ntau cov kev tshawb fawb yav dhau los, cov kws sau ntawv tau xaiv cov flux tas li raws li qhov kev siv flux, tab sis qhov kev xaiv ntawm kev siv no tsis sawv cev rau kev coj ua zoo.
Kev ua haujlwm siab, kev ua haujlwm siab ntawm lub cev muaj zog yuav tsum tau ceev thiab raug ceev teb. Ntawm qhov tod tes, rau qee qhov kev ua haujlwm, kev tswj xyuas yuav tsis zoo, yog li qhov kev ua haujlwm ntawm kev tsav tsheb tsis tuaj yeem ua kom zoo dua. Kev ua tau zoo tuaj yeem tau txais los ntawm kev siv. ib tug sib txawv flux siv thaum lub sij hawm ua hauj lwm system.
Ntau tus kws sau ntawv tau hais txog kev tshawb nrhiav (SC) uas txo qis kev poob qis hauv qhov sib txawv ntawm kev thauj khoom (xws li in27) txhawm rau txhim kho kev ua haujlwm ntawm lub cav.Cov txheej txheem suav nrog kev ntsuas thiab txo qis ntawm lub zog nkag los ntawm kev siv d-axis tam sim no siv lossis stator flux. reference.Txawm li cas los xij, txoj kev no qhia txog torque ripple vim oscillations tam sim no nyob rau hauv cov huab cua-gap flux, thiab qhov kev siv ntawm txoj kev no yog siv sij hawm-siv thiab computationally resource-intensive.Particle swarm optimization kuj yog siv los txhim kho efficiency28, tab sis cov txheej txheem no muaj peev xwm. tau daig hauv cov minima hauv zos, ua rau kev xaiv tsis zoo ntawm kev tswj tsis tau29.
Nyob rau hauv daim ntawv no, ib tug txheej txheem uas muaj feem xyuam rau FDTC yog npaj los xaiv qhov zoo tshaj plaws sib nqus flux los ntawm kev txo lub cev muaj zog losses.Qhov kev sib xyaw ua ke ua kom muaj peev xwm siv tau qhov zoo tshaj plaws flux theem ntawm txhua qhov chaw khiav hauj lwm, yog li ua kom cov efficiency ntawm cov dej photovoltaic twj tso kua mis. Yog li ntawd, nws zoo nkaus li yooj yim heev rau kev siv dej photovoltaic siv.
Tsis tas li ntawd, kev sim processor-in-the-loop ntawm txoj kev npaj tau ua tiav siv lub rooj tsavxwm STM32F4 raws li kev sim validation.Qhov zoo ntawm cov tub ntxhais no yog qhov yooj yim ntawm kev siv, tus nqi qis thiab tsis tas yuav tsim cov kev pabcuam nyuaj 30 .Ntxiv rau. , FT232RL USB-UART hloov dua siab tshiab pawg thawj coj saib yog txuam nrog STM32F4, uas lav ib qho kev sib txuas lus sab nraud kom tsim tau lub chaw nres nkoj virtual (COM chaw nres nkoj) ntawm lub khoos phis tawj.Qhov no tso cai rau cov ntaub ntawv xa tawm ntawm cov nqi siab baud.
Kev ua tau zoo ntawm PVWPS siv cov txheej txheem npaj tau muab piv nrog PV systems yam tsis muaj kev poob qis hauv kev ua haujlwm sib txawv.Cov txiaj ntsig tau pom tau hais tias qhov kev thov photovoltaic dej twj tso kua mis zoo dua hauv kev txo qis stator tam sim no thiab tooj liab poob, optimizing flux thiab siv dej.
Cov seem ntawm daim ntawv yog tsim raws li hauv qab no: Cov qauv ntawm cov txheej txheem npaj tau muab rau hauv ntu "Modeling of Photovoltaic Systems".In the section "Control Strategy of the study system", FDTC, the proposed control strategy and MPPT techniques. tau piav qhia meej.Cov kev tshawb pom tau tham hauv seem "Simulation Results".In the "PIL test with the STM32F4 discovery board" section, processor-in-the-loop testing is described.Cov lus xaus ntawm daim ntawv no tau nthuav tawm hauv " Cov lus xaus” ntu.
Daim duab 1 qhia txog cov kev teeb tsa uas tau hais tseg rau ib leeg PV dej twj tso kua mis.Qhov system muaj IM-based centrifugal twj, photovoltaic array, ob lub zog hloov pauv [boost converter thiab voltage qhov chaw inverter (VSI)]. , cov qauv ntawm kev kawm photovoltaic dej twj tso kua mis yog nthuav tawm.
Daim ntawv no txais yuav ib tus qauv diode ntawmhnub ciphotovoltaic cell.Cov yam ntxwv ntawm PV cell yog denoted los ntawm 31, 32, thiab 33.
Txhawm rau ua qhov kev hloov pauv, lub zog hloov pauv yog siv.Qhov kev sib raug zoo ntawm cov tswv yim thiab cov zis voltages ntawm DC-DC converter yog muab los ntawm Equation 34 hauv qab no:
Tus qauv lej ntawm IM tuaj yeem piav qhia hauv cov qauv siv (α,β) los ntawm qhov sib npaug hauv qab no 5,40:
Qhov twg \(l_{s }\),\(l_{r}\): stator and rotor inductance, M: mutual inductance, \(R_{s }\), \(I_{s }\): stator resistance and stator tam sim no, \(R_{r}\), \(I_{r}\): rotor resistance and rotor current, \(\phi_{s}\), \(V_{s}\): stator flux thiab stator voltage , \(\phi_{r}\), \(V_{r}\): rotor flux thiab rotor voltage.
Lub centrifugal twj tso kua mis load torque proportional rau lub square ntawm IM ceev yuav txiav txim tau los ntawm:
Kev tswj hwm ntawm cov dej twj tso kua mis tau muab faib ua peb ntu sib txawv.Qhov thawj feem cuam tshuam nrog MPPT thev naus laus zis.Qhov thib ob cuam tshuam nrog kev tsav tsheb IM raws li lub fuzzy logic maub los tus tswj torque ncaj qha. Tsis tas li ntawd, Tshooj III piav qhia txog cov txheej txheem ntsig txog. FLC-raws li DTC uas tso cai rau kev txiav txim siab ntawm kev siv fluxes.
Hauv kev ua haujlwm no, cov txheej txheem sib txawv P&O yog siv los taug qab qhov siab tshaj plaws lub zog taw tes.
Lub tswv yim tseem ceeb ntawm DTC yog los tswj cov flux thiab torque ntawm lub tshuab ncaj qha, tab sis kev siv hysteresis regulators rau electromagnetic torque thiab stator flux regulation ua rau muaj zog torque thiab flux ripple.Yog li ntawd, cov txheej txheem blurring yog qhia los txhim kho lub DTC txoj kev (Fig. 7), thiab FLC muaj peev xwm tsim kom txaus inverter vector xeev.
Nyob rau hauv cov kauj ruam no, cov tswv yim yog hloov mus rau hauv fuzzy variables los ntawm kev ua tswv cuab functions (MF) thiab linguistic lus.
Peb txoj haujlwm ua tswv cuab rau thawj cov tswv yim (εφ) yog qhov tsis zoo (N), zoo (P), thiab xoom (Z), raws li pom hauv daim duab 3.
Lub tsib txoj haujlwm ua tswv cuab rau cov tswv yim thib ob (\(\varepsilon\)Tem) yog Tsis Zoo Loj (NL) Tsis Zoo Me (NS) Zero (Z) Zoo Me (PS) thiab Zoo Loj (PL), raws li qhia hauv daim duab 4.
Lub stator flux trajectory muaj 12 ntu, nyob rau hauv uas lub fuzzy teeb yog sawv cev los ntawm ib tug isosceles triangular tswv cuab muaj nuj nqi, raws li qhia nyob rau hauv daim duab 5.
Table 1 pawg 180 fuzzy cov cai uas siv cov tswv cuab tswv yim ua haujlwm los xaiv cov xeev hloov tsim nyog.
Txoj kev inference yog ua los ntawm Mamdani tus txheej txheem.Qhov hnyav (\(\alpha_{i}\)) ntawm txoj cai i-th yog muab los ntawm:
where\(\mu Ai \left( {e\varphi } \right)\),\(\mu Bi\left( {eT} \right),\) \(\mu Ci\left( \theta \right) \): Kev ua tswv cuab tus nqi ntawm magnetic flux, torque thiab stator flux lub kaum sab xis yuam kev.
Daim duab 6 qhia txog cov txiaj ntsig ntse uas tau txais los ntawm cov fuzzy qhov tseem ceeb uas siv txoj kev siab tshaj plaws uas tau hais los ntawm Eq.(20).
Los ntawm kev ua kom lub cev muaj zog, qhov kev khiav dej num tuaj yeem nce ntxiv, uas ua rau nce cov dej txhua hnub (Daim duab 7).Lub hom phiaj ntawm cov txheej txheem hauv qab no yog koom nrog kev poob qis raws li lub tswv yim nrog kev tswj lub zog ncaj qha.
Nws yog qhov paub zoo tias tus nqi ntawm cov hlau nplaum flux yog qhov tseem ceeb rau kev ua haujlwm ntawm lub cev muaj zog.High flux qhov tseem ceeb ua rau cov hlau tsis muaj zog ntxiv nrog rau cov hlau nplaum saturation ntawm Circuit Court.Conversely, tsawg flux theem ua rau siab Joule poob.
Yog li ntawd, kev txo qis hauv IM yog ncaj qha ntsig txog kev xaiv ntawm flux theem.
Lub tswv yim txoj kev yog raws li tus qauv ntawm Joule poob cuam tshuam nrog cov tam sim no ntws los ntawm stator windings nyob rau hauv lub tshuab.Nws muaj kev kho tus nqi ntawm rotor flux mus rau qhov zoo tshaj tus nqi, yog li txo lub cev muaj zog poob kom nce efficiency.Joule poob. tuaj yeem hais tau raws li hauv qab no (tsis quav ntsej cov ntsiab lus poob):
Lub electromagnetic torque\(C_{em}\) thiab rotor flux\(\phi_{r}\) yog xam nyob rau hauv lub dq coordinate system li:
Lub electromagnetic torque\(C_{em}\) thiab rotor flux\(\phi_{r}\) yog xam nyob rau hauv reference (d,q) li:
los ntawm kev daws qhov sib npaug.(30), peb tuaj yeem pom qhov zoo tshaj plaws stator tam sim no uas ua kom pom cov rotor flux thiab qhov poob qis:
Cov kev sim sib txawv tau ua tiav siv MATLAB / Simulink software los ntsuas qhov kev ua tau zoo thiab kev ua haujlwm ntawm cov txheej txheem tau hais tseg.Qhov kev tshawb xyuas muaj yim 230 W CSUN 235-60P panels (Table 2) txuas nrog hauv series.Lub twj tso kua mis centrifugal yog tsav los ntawm IM, thiab nws cov yam ntxwv tsis muaj nyob rau hauv Table 3.Cov khoom ntawm PV twj tso kua mis muaj nyob rau hauv Table 4.
Hauv seem no, lub tshuab nqus dej photovoltaic siv FDTC nrog kev siv cov flux tsis tu ncua yog muab piv nrog cov lus pom zoo raws li qhov zoo tshaj plaws flux (FDTCO) nyob rau hauv tib txoj haujlwm.
Tshooj lus no nthuav tawm cov lus pom zoo pib lub xeev ntawm lub twj tso kua mis raws li tus nqi insolation ntawm 1000 W / m2.Daim duab 8e qhia txog cov lus teb hluav taws xob tshaj tawm.Piv nrog FDTC, cov txheej txheem thov muab lub sijhawm nce zoo dua, mus txog lub xeev ruaj khov ntawm 1.04 s, thiab nrog FDTC, mus txog lub xeev khov kho ntawm 1.93 s.Daim duab 8f qhia tau hais tias lub twj tso kua mis ntawm ob lub tswv yim tswj.Nws tuaj yeem pom tias FDTCO nce cov twj tso kua mis, uas piav qhia txog kev txhim kho lub zog hloov los ntawm IM.Figures 8g thiab 8h sawv cev rau tus kos stator tam sim no.Cov pib tam sim no siv FDTC yog 20 A, thaum lub tswv yim tswj kev pom zoo pib tam sim no ntawm 10 A, uas txo Joule losses.Figures 8i thiab 8j qhia cov tsim stator flux.The FDTC-based PVPWS ua haujlwm ntawm qhov kev siv tsis tu ncua ntawm 1.2 Wb, thaum nyob rau hauv txoj kev npaj, qhov kev siv flux yog 1 A, uas yog koom nrog hauv kev txhim kho kev ua haujlwm ntawm photovoltaic system.
(a)Hnub cihluav taws xob (b) Kev rho tawm hluav taws xob (c) Lub voj voog ua haujlwm (d) DC lub tsheb npav voltage (e) Rotor ceev (f) Pumping water (g) Stator theem tam sim no rau FDTC (h) Stator theem tam sim no rau FDTCO (i) Flux teb siv FLC (j) Flux teb siv FDTCO (k) Stator flux trajectory siv FDTC (l) Stator flux trajectory siv FDTCO.
Covhnub ciCov hluav taws xob sib txawv ntawm 1000 txog 700 W / m2 ntawm 3 vib nas this thiab tom qab ntawd mus rau 500 W / m2 ntawm 6 vib nas this (Daim duab 8a).Daim duab 8b qhia txog lub zog photovoltaic rau 1000 W / m2, 700 W / m2 thiab 500 W / m2 .Daim duab 8c thiab 8d qhia txog lub luag haujlwm lub voj voog thiab DC txuas voltage, raws li.Daim duab 8e qhia txog cov hluav taws xob ceev ntawm IM, thiab peb tuaj yeem pom tias cov txheej txheem npaj tau zoo dua thiab lub sijhawm teb zoo dua piv rau FDTC-based photovoltaic system.Daim duab 8f qhia tau hais tias cov dej siv rau cov qib sib txawv irradiance tau siv FDTC thiab FDTCO.Ntau cov twj tso kua mis tuaj yeem ua tiav nrog FDTCO dua li nrog FDTC.Cov duab 8g thiab 8h qhia txog cov lus teb simulated tam sim no uas siv FDTC txoj kev thiab cov tswv yim tswj cov tswv yim.Los ntawm kev siv cov txheej txheem tswj xyuas , qhov tam sim no amplitude yog minimized, uas txhais tau hais tias tsis tshua muaj tooj liab poob, yog li nce system efficiency.Yog li ntawd, siab start-up tam sim no yuav ua rau kom txo lub tshuab kev ua tau zoo.Daim duab 8j qhia cov evolution ntawm cov flux teb nyob rau hauv thiaj li yuav xaiv tusQhov zoo tshaj plaws flux los xyuas kom meej tias qhov kev poob qis yog txo qis, yog li ntawd, cov txheej txheem thov qhia txog nws qhov kev ua tau zoo.Tshwj tsis yog daim duab 8i, cov flux tsis tas li, uas tsis sawv cev rau kev ua haujlwm zoo.Figures 8k thiab 8l qhia cov evolution ntawm stator flux trajectory.Figure 8l piav qhia txog qhov kev txhim kho zoo tshaj plaws thiab piav qhia lub tswv yim tseem ceeb ntawm cov tswv yim tswj hwm.
Kev hloov tam sim ntawd hauvhnub cihluav taws xob tau siv, pib nrog irradiance ntawm 1000 W / m2 thiab sai li sai tau poob mus rau 500 W / m2 tom qab 1.5 s (Fig. 9a).Daim duab 9b qhia cov photovoltaic fais fab rho tawm los ntawm photovoltaic panels, sib xws rau 1000 W / 0m2 thiab W/m2.Daim duab 9c thiab 9d qhia txog lub luag haujlwm lub voj voog thiab DC txuas voltage, raws li tau pom los ntawm daim duab 9e, txoj kev npaj tau muab lub sijhawm teb zoo dua.Daim duab 9f qhia cov dej siv tau rau ob lub tswv yim tswj.Pumping nrog FDTCO yog siab dua nrog FDTC, siv 0.01 m3 / s ntawm 1000 W / m2 irradiance piv rau 0.009 m3 / s nrog FDTC;Tsis tas li ntawd, thaum irradiance yog 500 W Ntawm / m2, FDTCO pumped 0.0079 m3 / s, thaum FDTC pumped 0.0077 m3 / s.Daim duab 9g thiab 9h. Piav txog cov lus teb tam sim no simulated siv FDTC txoj kev thiab cov tswv yim tswj cov tswv yim.Peb tuaj yeem nco ntsoov tias cov tswv yim tswj kev pom zoo qhia tau hais tias tam sim no amplitude yog txo nyob rau hauv irradiance abrupt irradiance hloov, ua rau txo cov tooj liab losses.Daim duab 9j qhia cov evolution ntawm cov flux teb nyob rau hauv thiaj li yuav xaiv qhov zoo flux los xyuas kom meej tias qhov poob yog tsawg, yog li ntawd, cov txheej txheem npaj. qhia txog nws qhov kev ua tau zoo nrog flux ntawm 1Wb thiab irradiance ntawm 1000 W / m2, thaum lub flux yog 0.83Wb thiab irradiance yog 500 W / m2.In contrast to Fig. 9i, lub flux yog tas li ntawm 1.2 Wb, uas tsis yog. sawv cev rau kev ua haujlwm zoo.Daim duab 9k thiab 9l qhia txog kev hloov pauv ntawm stator flux trajectory.Daim duab 9l qhia txog kev txhim kho flux zoo tshaj plaws thiab piav qhia lub tswv yim tseem ceeb ntawm cov tswv yim tswj xyuas thiab kev txhim kho ntawm cov txheej txheem siv dej.
(a)Hnub cihluav taws xob hluav taws xob (b) Lub zog hluav taws xob (c) Lub voj voog ua haujlwm (d) DC tsheb npav voltage (e) Rotor ceev (f) Dej ntws (g) Stator theem tam sim no rau FDTC (h) Stator theem tam sim no rau FDTCO (i) ) Flux teb siv FLC (j) Flux teb siv FDTCO (k) Stator flux trajectory siv FDTC (l) Stator flux trajectory siv FDTCO.
Kev sib piv ntawm ob lub thev naus laus zis hauv cov ntsiab lus ntawm tus nqi flux, tam sim no amplitude thiab cov twj tso kua mis yog qhia nyob rau hauv Table 5, uas qhia tau hais tias PVWPS raws li kev siv thev naus laus zis tau muab kev ua haujlwm siab nrog kev siv zog ntau ntxiv thiab txo qis amplitude tam sim no thiab poob, uas yog vim mus rau qhov zoo tshaj plaws flux xaiv.
Txhawm rau txheeb xyuas thiab ntsuas cov tswv yim tswj hwm, PIL xeem yog ua raws li STM32F4 pawg thawj coj saib.Nws suav nrog kev tsim cov lej uas yuav raug thauj khoom thiab khiav ntawm lub rooj tsavxwm embedded.Lub rooj tsavxwm muaj 32-ntsis microcontroller nrog 1 MB Flash, 168 MHz moos zaus, floating point unit, DSP cov lus qhia, 192 KB SRAM.Nyob rau hauv qhov kev xeem no, ib tug tsim PIL thaiv tau tsim nyob rau hauv cov kev tswj system uas muaj cov generated code raws li lub STM32F4 nrhiav hardware board thiab qhia nyob rau hauv lub Simulink software.Cov kauj ruam tso cai. Kev ntsuam xyuas PIL yuav tsum tau teeb tsa siv lub rooj tsavxwm STM32F4 tau pom hauv daim duab 10.
Co-simulation PIL kev sim siv STM32F4 tuaj yeem siv los ua tus nqi qis los txheeb xyuas cov txheej txheem uas tau hais tseg.Hauv daim ntawv no, qhov kev ua kom zoo dua qub uas muab qhov zoo tshaj plaws siv flux yog siv hauv STMicroelectronics Discovery Board (STM32F4).
Cov tom kawg yog ua tiav ib txhij nrog Simulink thiab sib pauv cov ntaub ntawv thaum lub sij hawm sib koom ua ke siv cov txheej txheem PVWPS.Daim duab 12 qhia txog kev siv cov cuab yeej ua kom zoo tshaj plaws hauv STM32F4.
Tsuas yog cov txheej txheem kev pom zoo siv flux tau pom nyob rau hauv qhov kev sib koom ua ke no, vim nws yog qhov tseem ceeb ntawm kev tswj hwm qhov sib txawv rau qhov ua haujlwm no qhia txog kev tswj tus cwj pwm ntawm lub tshuab nqus dej photovoltaic.
Post lub sij hawm: Apr-15-2022
