Lebitso le felletseng lamicro-inverterke inverter e kentsoeng ke grid ea letsatsi e nyane.E sebelisoa haholo-holo mekhoeng ea ho hlahisa matla a photovoltaic 'me ka kakaretso e bua ka li-inverters le li-MPPT tsa boemo ba module tse nang le matla a ka tlaase ho 1500W.Li-inverters tse nyaneli batla li le nyane ka boholo ha li bapisoa le li-inverters tse tloaelehileng tse bohareng.Li-inverters tse nyanefetola mojule ka mong ka bonngoe.Molemo ke hore mojule ka mong o ka laoloa ka boikemelo ke MPPT.Sena se ntlafatsa haholo ts'ebetso e akaretsang.Ka nako e tšoanang,li-inverters tse nyanee ka qoba mathata a matla a phahameng a DC, ho se sebetse hantle ha leseli, le phello ea barrel ea li-inverters tse bohareng.
Li-inverters tse nyanelaola pokello ea matla a letsatsi holim'a liphanele tsa motho ka mong ho eketsa ts'ebetso ea ts'ebetso ea letsatsi, ho fapana le ho sebetsa ho pholletsa le sistimi eohle joalo ka ha inverter e bohareng e ne e tla etsa.Nakong e fetileng, mekhoa e rarahaneng ea ho laola e sebelisetsoang ho etsa bonnete ba hore ts'ebetso e phahameng ka ho fetisisa nakong ea pokello ea letsatsi e eketsehile litšenyehelo 'me e fokotsa ho kenngoa ha li-micro-inverters.Litharollo tse kopantsoeng tsa potoloho le li-processor li rarahane ebile li na le litšenyehelo tse ngata ho sebetsana le taolo ea logic.micro-invertermeralo.Balaoli ba mefuta e fapaneng ea li-voltage le balaoli le bona ba fana ka litharollo tse tlatselletsang bakeng sa ho hlahisa matla ho tsoa ho DC ea liphanele tsa letsatsi.
Ka mokhoa o bonolomicro-invertermoralo, inverter e sebetsang e kentsoeng ka har'a li-flyback e ntlafatsang motlakase o tlase oa DC ho tloha phanele ea letsatsi le sebopeho sa maqhubu a matla a AC a hlokahalang ke grid.
Joalo ka moralo oa phepelo ea motlakase,micro-invertermoralo o hloka mekhoa e fapaneng ea ho ntlafatsa ts'ebetso le ts'epahalo.Ho sebelisoa topology ea li-interleaved flyback, e thusang ho fokotsa rms ripple current ka tsona, ka hona ho lelefatsa bophelo ba li-electrolytic capacitor meralong ena.Ntle le moo, ts'ebeliso ea mekhoa e sebetsang ea clamping e lumella potoloho e phahameng ea mosebetsi, e nolofalletsang ts'ebeliso ea litekanyo tse phahameng.Sena se ka fokotsa haholo mojaro oa hona joale ka lehlakoreng le ka sehloohong le moroalo oa motlakase ka lehlakoreng la bobeli.
Ho netefatsa tlhahiso e phahameng ea matla, inverter e tlameha ho khona ho arabelali-micro-invertertaolo logic.Monahano ona o etselitsoe ho boloka motlakase le hona joale oa converter e le haufi ka hohle kamoo ho ka khonehang ho litšobotsi tse lakatsehang tse hlahisoang ke algorithm ea MPPT.Habohlokoa le ho feta, e hokahane le gridli-inverters tse nyanee tlameha ho khona ho khaoha ho tsoa ho marang-rang ha ho ka etsahala hore motlakase o hlolehe.Likarolo tsena tsa ts'ireletso ea liphoso, ka lehlakoreng le leng, li hloka hore inverter e be le bonyane ho bona overvoltage le undervoltage.
Moralo oali-inverters tse nyanee beha taolo, phetolo ea matla le litlhoko tse sebetsang hantle tse fokolitseng tšebeliso ea bona e atileng nakong e fetileng.Leha ho le joalo, ka ho ata ha litharollo tse kopanetsoeng, baqapi ba ka sebelisa lisebelisoa tse sa tšoaneng tse loketseng.Leha li-processor tse inehetseng li ka fana ka likarolo tsa taolo e tsoetseng pele le ts'ebetso ea MPPT e hlokehang bakeng sali-inverters tse nyane, liqapi tsa sethala sa ho fetola matla li hloka lisebelisoa tse ka fanang ka ts'ebetso le ts'ebetso e hlokahalang bakeng sa marang-rang ka mokhoa o sireletsehileng le ka mokhoa o nepahetseng.Ka mefuta e mengata ea li-switching regulator le li-PMIC tse fumanehang, baenjiniere ba ka etsa mehato e sebetsang hantle, e theko e tlaase ea ho fetola matla ka meralo ea micro-inverter.
Nako ea poso: Aug-31-2023