Moqapi oa Drone Motor PCB: Maboto a Taolo ea Matla a Boenjiniere a Phahameng a Hona Joale

Selelekela

Mochini oa drone PCB o sebetsa e le sebopeho sa bohlokoa pakeng tsa matla a betri le litsamaiso tsa ho tsamaisa, o laola meroalo e feteletseng ea hona joale e ka fetang 40A nakong ea ts'ebetso e phahameng. Boto ena ea taolo ea matla e tobane le liphephetso tse ikhethang: ho boloka botšepehi ba motlakase tlas'a khatello e phahameng ea hona joale ha ka nako e ts'oanang e ntša mocheso o moholo o hlahisoang ke lipotoloho tsa bakhanni ba likoloi. Lisebelisoa tsa sejoale-joale tsa UAV li hloka meralo ea PCB e leka-lekaneng ntlafatso ea botenya ba koporo, litsela tsa mocheso tsa maano, le tlhahiso e nepahetseng ho netefatsa ts'ebetso e tsitsitseng maemong a thata a ho fofa. Bakeng sa tlhahiso le kopano ea boto ea ESC ea liteishene tse 'ne , kabo ea matla a arolelanoang, kutlo ea hona joale le phallo ea mocheso li hloka ho hlahlojoa ho pholletsa le liteishene tsohle tse 'ne tsa likoloi.

Litlhoko tsa Motlakase le Mocheso oa li-PCB tsa Drone Motor

Litšobotsi tsa Hona Joale Laading

Li-PCB tsa likoloi tsa Drone li tlameha ho amohela maqhubu a ho qala ho tloha 20A ho ea ho 40A ka mocha, ka likopo tsa indasteri tse fihlang 60A kapa holimo. Meralo ena ea morao-rao ea PCB e hloka mesaletsa ea koporo e nang le tšitiso e tlase ho fokotsa ho theoha ha motlakase le ho thibela ho futhumala ho hanyetsanang. Marang-rang a kabo ea matla a tlameha ho boloka boima bo tšoanang ba hajoale methating ea bakhanni ba makoloi ka bophara bo baliloeng ho latela boima ba koporo le ho phahama ha mocheso ho lebelletsoeng.

Litlaleho tsa Khatello ea Mocheso

Ho qhalana ha motlakase ho di-PCB tsa mokhanni wa enjene ho hlahisa di-hotspots tse fumanehang sebakeng seo tse senyang tshebetso ya MOSFET le ho fokotsa nako ya bophelo ba potoloho. Ho chencha tahlehelo ho di-transistors tsa motlakase hammoho le ho futhumatsa ha I²R ho di-conductor tsa koporo ho hlahisa di-gradients tsa mocheso ho pholletsa le boto. Tlhahlobo e sebetsang ya mocheso e hlwaya dibaka tsa mahloriso a mocheso mme e theha ditsela tsa ho tsamaisa motlakase tse abang matla a mocheso ka ho lekana, e leng se thibelang ho senyeha ha karolo nakong ya tshebetso e tswelang pele.

Likhoebo tsa moralo

Phephetso ea mantlha ho boenjineri ba drone motor PCB ke ho ntlafatsa ka nako e ts'oanang ts'ebetso ea motlakase le ea mocheso. Mekhoa e mengata ea koporo e fokotsa ho hanyetsa motlakase empa e eketsa sebaka sa boto le boima ba mocheso. Baqapi ba tlameha ho lekola litlhoko tsa ho tsamaisa hona joale khahlano le mekhoa e teng ea ho pholisa, ho khetha mokhoa o nepahetseng oa trace geometry o bolokang mocheso o bolokehileng oa ts'ebetso ka har'a lithibelo tse kopaneng tsa sebaka sa UAV.

Khetho ea Lintho le Botenya ba Koporo bakeng sa li-PCB tsa Drone Motor

Phethahatso ea Koporo e Boima

Li-PCB tse tloaelehileng tsa drone motor li sebelisa boima ba koporo ba 2oz ho isa ho 4oz ho ts'ehetsa ts'ebetso e tsitsitseng ea hajoale. Moo koporo e tloaelehileng ea 1oz (35μm) e lekaneng bakeng sa ho tsamaisa mats'oao, kaho ea koporo e tenya ea PCB e fana ka sebaka se hlokahalang bakeng sa kabo ea motlakase:

• 2oz koporo (70μm) - E habeli matla a hajoale bakeng sa ho phahama ho lekanang ha mocheso ha ho bapisoa le 1oz
• 4oz koporo (140μm) - E nolofalletsa lits'ebetso tse sebetsang ka ho fetelletseng tse nang le phallo e phahameng ea mocheso
• Taolo ea hona joale ea letsoalo - E boloka mocheso o ka tlase ho 30 ° C tlas'a mojaro o sa khaotseng
• Thermal headroom - E fana ka sebaka sa polokeho bakeng sa maqhubu a phahameng a nakoana nakong ea ho potlakisa koloi

Mehopolo ea Ts'ebetso ea Tlhahiso

Ho hlahisa meralo ea morao-rao ea PCB e nang le koporo e teteaneng e hloka taolo e tsoetseng pele ea ts'ebetso. Litefiso tsa koporo li fapana ho ea ka botenya, tse hlokang nako e telele ea ho pepeseha le li-etchants tse khethehileng ho fihlela moralo oa lijeometri. Stackup ea lera e ba ea bohlokoa ha boima bo eketsehileng ba koporo bo ama potoloho ea khatiso le ho khomarela. Baetsi ba tlameha ho lekanya mekhoa ea ho cheka le ho polaea ho lumellana le botenya ba thepa ha ba ntse ba boloka boleng ba masoba le ho fana ka koporo ka mokhoa o ts'oanang ho liphanele.

Ntlafatso ea Mocheso ka Copper Coin PCB Technology

Melao-motheo ea Kopanyo ea Chelete ea Koporo

Ho kenngwa ha tjhelete ya koporo ho emela mokgwa o shebaneng le taolo ya mocheso bakeng sa di-PCB tsa di-drone motor, ho kenya di-mass tse tiileng tsa koporo ka ho toba tlasa dikarolo tse nang le matla a mangata. Mokgwa ona o hlahisa ditsela tse thibelang mocheso o tlase ho tloha disebedisweng tse hlahisang mocheso ho ya ho di-heatsink kapa difofane tsa fatshe. Ho fapana le mealo e tlwaelehileng ya koporo ya PCB e lekanyeditsweng ho 4oz e phahameng ka ho fetisisa, di-coin tsa koporo di fihlella botenya ba 1-3mm, e leng se ntlafatsang haholo ho ntshwa ha mocheso ho tswa ho di-MOSFET tsa motlakase le balaodi ba motlakase.

Ts'ebetsong ea Leano ho Liboto tsa Matla a Drone

Moralo o sebetsang hantle oa tšepe ea koporo oa PCB o beha bongata ba mocheso libakeng tse mahlonoko ka har'a lipotoloho tsa taolo ea makoloi. Lits'ebetsong tsa drone ESC, ho beoa ka kotloloho tlas'a li-FET tsa mokhanni ho fokotsa mocheso oa motsoako ka 15-20 ° C ha o bapisoa le liphallelo tse tloaelehileng tsa mocheso. Boima ba koporo bo sebetsa joalo ka sekoaelo sa mocheso, se monyang mocheso nakong ea meroalo ea nakoana le ho e abela libakeng tse kholo tsa boto nakong ea ts'ebetso e tsitsitseng.

Thermal Performance Optimization

Melemo ea bohlokoa ea theknoloji ea chelete ea koporo lits'ebetsong tsa PCB tsa enjene ea drone e kenyelletsa:

• Tsela e tobileng ea mocheso - E felisa likarolo tsa ho hanyetsa mocheso pakeng tsa motsoako le heatsink
• Keketseho ea mocheso oa mocheso - E fokotsa mocheso o phahameng haholo nakong ea maemo a boima ba pulse
• Design bocha - E lumella ntlafatso e lebisitsoeng ntle le ho eketsa boima ba koporo ka kakaretso
• Ho sebetsa hantle ka litšenyehelo - E tsepamisa maikutlo ho tsetela ka mocheso mehloling e matla ea mocheso ho fapana le sebaka sohle sa boto

Ntlafatso ea Moralo oa Drone Motor PCB Layouts

Mehaho ea Mehaho ea Matla

Mehaho e sebetsang ea drone motor PCB e arola litsela tsa matla a hona joale a phahameng ho tsoa ho matšoao a taolo a hlokolosi. Marang-rang a kabo ea matla a lula a le maemong a koporo a inehetseng, a fokotsa ts'ireletso ha a ntse a e-na le tšitiso ea motlakase. Li-circuits tsa li-gate drive bakeng sa li-FET controller li hloka ho tsamaisoa ka hloko ho fokotsa li-parasitic inductance, ho thibela li-spikes tsa motlakase nakong ea liphetoho tse ka bakang ho hloleha ha sesebelisoa kapa mathata a ho lumellana ha motlakase.

Leano la Multilayer Stackup

Tlhophiso ea leano la lera e ntlafatsa ts'ebetso ea motlakase le ea mocheso. Lifofane tsa matla a ka hare li fana ka litsela tse fokolang tsa morao-rao ha li ntse li sebetsa e le li-spreaders tsa mocheso. Likarolo tsa koporo tse kantle li thusa ho qhala mocheso ho moea o ka hare kapa li-heatsink tse hokelletsoeng. Moralo o tloaelehileng oa drone oa ESC oa mekhahlelo e mene o sebelisa likarolo tse ka ntle bakeng sa ho kenya likarolo le ho fetisa mocheso, ha likarolo tse ka hare li sebetsana le kabo ea matla le litšupiso tsa fatše.

Thermal Simulation netefatso

Tlhahlobo ea pele ho tlhahiso ea mocheso e khetholla libaka tse ka bang teng le ho netefatsa maano a ho pholisa ka mokhoa oa computational. Finite element ketsiso e bolela esale pele kabo ea mocheso tlas'a maemo a fapaneng a ts'ebetso, e lumellang baqapi ho fetola boima ba koporo, ho eketsa li-vias tsa mocheso, kapa ho tsamaisa likarolo pele ba etsoa. Mokhoa ona o tsamaisoang ke papiso o fokotsa likhakanyo tsa nts'etsopele mme o netefatsa hore li-PCB tsa drone motor li kopana le litlhaloso tsa mocheso ho pholletsa le lienfelopo tsa ts'ebetso.

Tlhahiso e Ntle ho Tlhahiso ea Drone Motor PCB

Litlhoko tsa Taolo ea Ts'ebetso

Ho hlahisa likopano tsa PCB tsa morao-rao ho hloka taolo e nepahetseng holim'a lamination, ho cheka, le mekhoa ea ho roala koporo. Boima ba koporo bo phahameng bo eketsa mocheso oa khatiso le nako e telele ho fihlela matla a bond ea interlayer e nepahetseng. Mekhahlelo ea ho cheka e tlameha ho ikarabella bakeng sa boima bo eketsehileng ba thepa ho boloka boleng ba lesoba le ho nepahala ha maemo. Taolo ea botenya ba Electroplating e etsa bonnete ba kabo ea koporo e ts'oanang ho liphanele, ho netefatsa bokhoni bo ts'oanang ba hona joale nakong eohle ea tlhahiso.

Mokhoa oa ho Etsa Lichelete Tsa Koporo

Ho kenya lichelete tsa tšepe tsa koporo ho hloka hore ho be le ts'ebetso e khethehileng ea CNC ho theha likoti tse nepahetseng ka har'a likaroloana tsa PCB. Boima ba koporo bo tlameha ho lumellana le tumello e fokolang ho netefatsa ho kopana ho feletseng ha mocheso ha u ntse u qoba khatello ea mochine nakong ea ho palama baesekele e futhumetseng. Mekhoa ea ho lokisa li-interface le ho rala li theha likhokahano tse tšepahalang tsa mocheso le motlakase lipakeng tsa chelete ea tšepe le likarolo tse potolohileng koporo ka kalafo e laoloang ea holim'a metsi le mekhoa ea tlamahano.

Liprothokhole tsa netefatso ea boleng

Netefatso e felletseng ea boleng bakeng sa tlhahiso ea li-PCB tsa drone e kenyelletsa mekhoa e mengata ea netefatso:

• Teko ea motlakase - Netefatso ea bokhoni ba hajoale ho mejaro e lekantsoeng ka tlhahlobo ea mocheso
• Thermal cycling - E netefatsa pakeng tsa -40 ° C le +125 ° C ho netefatsa botšepehi ba ho khomarela lintho tse bonahalang
• Tlhahlobo ea X-ray - Tlhahlobo ea sebopeho sa kahare e netefatsang ngoliso ea lera le ho kopanya chelete ea tšepe ea koporo
• IPC ho latela melao - Netefatso khahlano le maemo a indasteri bakeng sa likopano tsa elektroniki tse tšepahalang haholo

Qetello: Melao-motheo ea Boenjiniere bakeng sa Li-PCB tsa Likoloi tsa Drone tsa Ts'ebetso e Phahameng

Tsoelo-pele e atlehileng ea drone motor PCB e hloka ho nahanoa ka mokhoa o kopaneng oa libaka tsa motlakase, tsa mocheso le tsa tlhahiso. Khetho ea botenya bo loketseng ba koporo e lekanya ka kotloloho matla a ho jara le ts'ebetso ea mocheso, ka koporo ea 2oz ho isa ho 4oz e emelang mefuta e sebetsang bakeng sa lits'ebetso tse ngata tsa taolo ea makoloi a UAV. Theknoloji ea chelete ea tšepe ea koporo e fana ka ntlafatso e lebisitsoeng ea mocheso moo kaho e tloaelehileng ea PCB e atamelang mefokolo ea thepa ea mantlha, e nolofalletsang matla a phahameng a matla ka har'a mabaka a compact form.

Liphephetso tsa tlhahiso tse amanang le boiphihlelo ba ts'ebetso ea tlhoko ea tlhahiso ea koporo e teteaneng le chelete ea koporo ea PCB le taolo e matla ea boleng e fetang tlhahiso ea PCB e tloaelehileng . Taolo e nepahetseng holim'a liparamente tsa lamination, ts'ebetso ea ho cheka, le ho penta koporo ho netefatsa hore sepheo sa moralo se fetolela ts'ebetsong e tsitsitseng ea sehlahisoa. Ketsiso ea mocheso nakong ea mohato oa moralo, e netefalitsoeng ka liprothokholi tse felletseng tsa liteko, e theha kholiseho ea ts'ebetso ea ts'ebetso tlas'a maemo a thata a ho fofa.

Ha lits'ebetso tsa UAV li ntse li tsoela pele ho hatela pele ho matla a phahameng a matla le ho paka lisebelisoa tsa elektroniki tse kopaneng, moralo oa drone motor PCB o tlameha ho fetoha ka boqapi ba thepa le ho nepahala ha tlhahiso. Melao-motheo ea boenjiniere e hlalositsoeng mona e fana ka motheo oa ho hlahisa liboto tsa taolo ea matla tse finyellang litlhoko tse boima tsa mekhoa ea sejoale-joale e sa sebetsoeng ea sefofane ha e ntse e boloka ts'epo e hlokahalang bakeng sa ts'ebetso e bolokehileng.