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Mokhoa oa ho fokotsa ho kena-kenana le motlakase ka mekhoa e potlakileng ea ho tjhaja: khokahano ea botekgeniki e tebileng

Mmaraka oa ho tjhaja o potlakileng oa ho tjhaja o tla ho hola ka " Leha ho le joalo, ho Ikokotsisoa Ho Ikokaleha (EMI) Phephetso e 'ngoe ea maemo a 68% ea maemo a qobang ka matla a EMIS. Sengoliloeng sena se senola maano a sebetsang a ho loants'a EMI ha a ntse a boloka katleho ea ho tjhaja.

1. Mehloli ea EMI ea EMI e qosa ka potlako

1.1 switjha frequency prequency

Libapali tsa sejoale-joale tsa Gallium (Gallium nitride) li sebelisa lisosa tse fetang 1 MHZ, li hlahisa ho sokolla hardonic ho fihlela ho la 30. Thutong ea Mit e 2024 e senotse hore tse 65% tsa EMI li tsoa ho:

Mosfet / igbt switjha (42%)

Inductor-Core Satery (23%)

PCB) Parasitics (18%)

1.2 E radiated vs. e entsoe emi

EMI: Lithaba ka 200-500 MHZ Range (FCC Class - Lind Class Bik: ≤4

E tsamaisoaEMI: U nyatsa ka 150 khz-30 Mhz Band (Cisp3 Band (Cister 32

2. Mekhoa ea Core Mitigation

Tharollo ea EMI

2.1 Sekhahla sa meralo ea sebaka

Mokhoa o 3 oa sethala sa 3-60:

• Motsoako-Boemo ba Lebelo:Litsela tsa Ferrite ho la DC-DC Phetoho (e fokotsa lerata ka 15-20 DB)

• LITLHAKISO TSA BOPHELO:Motsamaisi oa PCB e tletseng copper-e nang le koporo (li-blocks 85% ea couppling e haufi)

• Ho kenngoa ka sekhahla sa sistimi:Mu-Metal Introsures le merusu e khabisitsoeng (attenuation: 30 db @ 1 ghz)

2.2 Topologia ea Filter ea Filter

• Lifilimi tsa mofuta o fapaneng:3d-odara LC Phetoho (80% e fanang ka maikutlo @ 100 khz)

• Chokes ea mofuta o tloaelehileng:Cores ea nancorstalling e nang le tlolo ea> 90% e ts'oaroe e le kannete ho 100 ° C

• Ho hlakoloa ke EMIHo fallisoa ka nako ea 'nete (ho fokotsa palo ea motsoako ka 40%)

3. Rala maano a sebetsang

3.1 PCB Mekhoa e metle ka ho fetisisa

• Tsela ea ho itšehla thajana.Boloka bophara ba 5 × pokello ea bophara pakeng tsa matla le mela ea matšoao

Mabatooa a 4-likaletara tse nang le <2 mωtians (e fokotsa bounce ka 35%)

• ka stitching:0.5 mm Pranch ka li-arrays tse haufi le libaka tse phahameng tse phahameng

3.2 Thermal-emi Co-Arpers

TLHOKOMELISO E FUMANANG:Armal-acmation-show

4. Ho lumellana le li-protocol tsa tlhahlobo

4.1 FramE

• ho sekaseka sebaka sa tšimo:E supa hotspots tse nang le qeto e ka bang 1 mm spatial

• Sebaka sa Domain Refetometry:Fumana missatches tsa kahare nakong ea 5% ho nepahala

• software ea EMC e ikemetseng:Ansy Hfss Sibs Bapisa le liphetho tsa lab haufi

4,2 Setifikeiti sa Setifikeiti sa Lefatše

• fcc karolo ea 15 subpart b:Mandats <48 DBμv

• CISTR 32 Sehlopha sa 3:E hloka 6 DB e tlase ho feta sehlopha sa B ka har'a libaka tsa indasteri

• Mil-Std-461g:Lits'oants'o tsa Lichelete tsa Sesole bakeng sa Litsamaiso tsa Chasi ea ho Chaena

5. Litharollo tse hlahang le lifofane tsa lipatlisiso

5.1 Meta - Lithapelo tsa Mathata

Mekhoa e thehiloeng Graphene e bontša:

97% ea ho amohela katleho ho 2.45 ghz

Lithane tsa limilimithara tse 0,5 ka ho itšehla thajana ho 40 db

5.2 Digital Twin Technology

Litsamaiso tsa Nako ea 'Nete ea Bothomo:

Ho hokahana ha 92% pakeng tsa li-prototypes tsa boleng bo botle le liteko tsa 'mele

Fokotsa meqomong ea ntlafatso ka 60%

Ho matlafatsa tharollo ea hau ea chelete ea hau ka theknoloji

Khetho ea Mov e etellang pele e le moetsi oa Mov, Re thabela ho lopolla mekhoa ea ho tjhaja e ntlafatsa maano a ho khaola a boletsoeng sehloohong sena. Matla a rona a feme ea mantlha a kenyelletsa:

• Master a Emis e felletseng:Ho tsoa mesebetsing e mengata ea meralo e mengata ho ai-chankaneng ea dijithale, re kenya tšebetsong merero e hlophisitsoeng ka li-protocol tse netefalitsoeng tsa tlhahlobo.

• Thermal-emi Co-Co-boenjiniere:Litsamaiso tsa ho futhumatsa molemong oa phetoho ea liphetoho tsa phetoho ea liphetoho tsa phetoho

• Merero e sa sebetseng hantle:94% ea bareki ba rona e fihlella FCC / CisPRiance nakong ea tlhahlobo ea pele, ho fokotsa nako ka 50%.

Hobaneng ha u sebelisa molekane?

• Litharollo tsa Qetellong:Moralo o Ratehang ho tloha ho li-chargers tse 20 tsa depo ho 350 kw ultra-indstems

• 24/7 Ts'ehetso ea Tekheniki:Emi Disconostics and findware ts'ebetso ea firthware ka pono ea hole

• Lintlafatso tsa Bopaki ba Bopaki ba Bokamoso:Grafene Meta

Ikopanye le sehlopha sa rona sa boenjineribakeng sa emi ea mahalaTlhahlobo ea lits'ebetso tsa hau tse teng kapa ho hlahloba ronali-postfolio tse netefalitsoeng pele li qotsitsoeng pele. A re boreng moloko o latelang oa ho kena-kenana le tharollo ea ho kena-kenana le mathata.


Poso: Hlakubele 20-2025