Hyundai 1.8 TwinCharged engine (TC + SC)

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Turboman
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Hyundai 1.8 TwinCharged engine (TC + SC)

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the GDCI engine in development uses a supercharger for "low exhaust gas temperatures" and then a turbocharger for "high-speed power." Combined with an extremely high compression ratio – 14.8:1 – as well as a fully variable valvetrain, Hyundai expects a 1.8-liter GDCI engine to be more efficient than a comparable 2.0-liter diesel engine with similar performance.

"Gasoline is possibly the best fuel for diesel engines," Engineer said. Adding to that, John Juriga from Hyundai's powertrain engineering team told us that the target here is to "beat diesel" in terms of cost to the consumer. Flat out, Juriga said that diesels "don't make economical sense to the consumer," and that this GDCI engine will offer the fuel efficiency and performance benefits of diesel without the added price premium. With a current redline of only 4,500 rpm, it also appears like it will behave like a diesel, if not sound like one, though Hyundai tells us it "can soften the noise with injection timing."

This new GDCI engine is being developed with the help of Delphi, and while official production timing hasn't been released,

http://www.autoblog.com/2013/11/15/hyun ... an-diesel/

mari kita tepuk tangan utk terobosan yang berani ini
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Re: Hyundai 1.8 TwinCharged engine (TC + SC)

Post by ammophobia »

VW mundur, Hyundai menggantikan, semoga bisa terus berinovasi dan memberikan mesin yang semakin powerful dan efisien
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Re: Hyundai 1.8 TwinCharged engine (TC + SC)

Post by marmut »

saya masih belum ngerti dengan perpaduan SC+TC. apakah dengan SC saja kurang mumpuni untuk "high-speed power"nya?
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Re: Hyundai 1.8 TwinCharged engine (TC + SC)

Post by billyd1773dz »

GDCI itu kan mesin gasoline yang gak pakai busi kan??

*gasoline direct-injection compression ignition*

pernah ada yg bikin treat nya di SM



imho terobosan yg mind blowing bukan sc+tcnya tp mesin bensin yg ga pke pengapian... .atau mesin diesel pke bahan bakar gasoline wkwkw :D tergantung liatny dari mana... haha :D




imho S/C ane sih rada kurang sreg, karna efisiensinya kurang.... pasti uda pada tau knp..

mending biturbo twinscroll aja. wkwkwk :D

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Re: Hyundai 1.8 TwinCharged engine (TC + SC)

Post by madcat015 »

billyd1773dz wrote:GDCI itu kan mesin gasoline yang gak pakai busi kan??

*gasoline direct-injection compression ignition*

pernah ada yg bikin treat nya di SM



imho terobosan yg mind blowing bukan sc+tcnya tp mesin bensin yg ga pke pengapian... .atau mesin diesel pke bahan bakar gasoline wkwkw :D tergantung liatny dari mana... haha :D




imho S/C ane sih rada kurang sreg, karna efisiensinya kurang.... pasti uda pada tau knp..

mending biturbo twinscroll aja. wkwkwk :D

:beer:
Mirip kayak Diessotto nya Merc yg bbrp tahun lalu yang menggemparkan dunia persilatan ya om? :ungg:

Kemana ya itu enjin? Menjanjikan sekali baik output dan FC nya... :ungg:
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Re: Hyundai 1.8 TwinCharged engine (TC + SC)

Post by billyd1773dz »

madcat015 wrote:
billyd1773dz wrote:GDCI itu kan mesin gasoline yang gak pakai busi kan??

*gasoline direct-injection compression ignition*

pernah ada yg bikin treat nya di SM



imho terobosan yg mind blowing bukan sc+tcnya tp mesin bensin yg ga pke pengapian... .atau mesin diesel pke bahan bakar gasoline wkwkw :D tergantung liatny dari mana... haha :D




imho S/C ane sih rada kurang sreg, karna efisiensinya kurang.... pasti uda pada tau knp..

mending biturbo twinscroll aja. wkwkwk :D

:beer:
Mirip kayak Diessotto nya Merc yg bbrp tahun lalu yang menggemparkan dunia persilatan ya om? :ungg:

Kemana ya itu enjin? Menjanjikan sekali baik output dan FC nya... :ungg:
baru denger yg diesel otto, langsung googling hebat juga yah... :D 1.8ltr 235hp 400Nm hehe :D dan yg ini pke twin VGT turbo. bearti suhu EGT setingkat dengan diesel. klw g salah rev limitnya juga d 4500 rpm mirip diesel.

uda dari 2007 g ada kabar lagi yah...... skrng hyundai yg bikin.

karakternya lebih ke diesel cuma fuelnya lebih murah...


klw Cetana number makin tinggi makin cepet kebakar /ignition delay makin rendah saat d tekan. bearti klw pke gasoline fuel lebih baik yg ron rendah karna lebih cepet kebakar... bener engga... hehehe :D ron 88 lagi nih...

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Re: Hyundai 1.8 TwinCharged engine (TC + SC)

Post by omsafety »

Mlipir di marih ah, trit bergizi penuh ilmu :mky_01:
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Re: Hyundai 1.8 TwinCharged engine (TC + SC)

Post by dieselkiki »

bro billy mo nanya..

twinscroll turbo itu turbo yang model gimana ya ? bedanya dengan turbo biasa apa ? apa kelebihannya ?
sori nanya langsung tanpa gugling..lg pgn disuapin aja inponyah
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Re: Hyundai 1.8 TwinCharged engine (TC + SC)

Post by billyd1773dz »

dieselkiki wrote:bro billy mo nanya..

twinscroll turbo itu turbo yang model gimana ya ? bedanya dengan turbo biasa apa ? apa kelebihannya ?
sori nanya langsung tanpa gugling..lg pgn disuapin aja inponyah
kya gini om..

Image

intake exhaustnya di bagi 2.. untuk mobil 4cyld dari cyld 1 dan 4 , 2 dan 3 nyatu masing2 diarahin ke turbine blade.

Image



tujuannya agar flow pulse dari cyld yang berada di cycle pembuangan tidak terganggu dengan cyld yang sedang dengan di cycle nyedot fresh air, which is valve exhaust nya juga ngebuka berbarengan *overlapping* untuk ningkatin scavenging effect / ngebantu dan mempercepat nyedot udara dari intake.


exhaust pulse pada 1 cyld... peak pertama energi burst pulse dari pembuangan cyld di ikuti vakum setelah burst keluar.. kemudian saat valve overlapping terjadi, kembali jadi vakum. vakum ini lah yg di coba di kurangin agar tidak menggangu burst pulse dari cyld lain
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exhaust pulse jika 4cyld disatukan
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jadi cyld yang berpotensi ngeganggu di pisah jalur ke turbonya. hasilnya pulse dari cyld yang ngedorong turbo flownya lebih kuat,terus ada dan tdk terinterferensi vakum dari cyld lain . efisiensi turbo ningkat

twinscroll 1-4 dan 2-3 di pisah
Image


karna valve overlap uda gmasalah di highrev valve overlap bisa di tambah durasinya scavenging effect jadi lebih baik.





twinscroll turbo yg rumit BMW V8 bi-Turbo crossbank
Image
Image
V8 jadi ngambil cyld yg bebas interferensi harus ngambil dari cyld di bank yang beda. turbonya jadi di simpan di tengah.


semoga berguna... :D
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Re: Hyundai 1.8 TwinCharged engine (TC + SC)

Post by madcat015 »

Nubie menyimak trit penuh gizi...

Makasih atas ilustrasi nya om billy... :mrgreen: ane baru tau kl twin scroll seperti itu. Ane pikir dua kipas dalam satu turbo.

Ternyata lebih rumit... :mky_01:
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Re: Hyundai 1.8 TwinCharged engine (TC + SC)

Post by Turboman »

Twin scroll sama aja ama Turbo biasa tapi port jalur masuk exhaust dr header-nya ada 2, jadi Turbine housing-nya menjadi perpanjangan header.......

itu aja sih intinya

Kalau yg mantap sih spt di bawah ini :

Image
Twin Scroll + Ceramic Ball Bearing + Titanium Turbine + ada speed sensor utk Compressor wheel-nya

Image
:e-clap:
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Re: Hyundai 1.8 TwinCharged engine (TC + SC)

Post by billyd1773dz »

Turboman wrote:Twin scroll sama aja ama Turbo biasa tapi port jalur masuk exhaust dr header-nya ada 2, jadi Turbine housing-nya menjadi perpanjangan header.......

itu aja sih intinya

Kalau yg mantap sih spt di bawah ini :

Image
Twin Scroll + Ceramic Ball Bearing + Titanium Turbine + ada speed sensor utk Compressor wheel-nya

Image
:e-clap:
yup.... itu basicny twinscroll juga kan.... wkwkwwk :D perkembangannya pasti uda banyak kya yg om turbo bilang :D

twinscroll uda mulai dari taun 89 sih jaman mazda rx7 bwat dual rotor wangkel nya.

memang turbo biasa engga ada variable fin/nozzle yg gerak kya vgt... :D dia manfaatin n maksimalin karakter pulse dri tiap cyld energi bwat muterin turbine lebih besar dan stabil, dan efekny memungkinkan durasi valve overlap VVT bisa lebih lama di banding turbo biasa.

jd tetep aja benefitnya jelas dibanding turbo conventional.
madcat015 wrote:Nubie menyimak trit penuh gizi...

Makasih atas ilustrasi nya om billy... :mrgreen: ane baru tau kl twin scroll seperti itu. Ane pikir dua kipas dalam satu turbo.

Ternyata lebih rumit... :mky_01:
hehe.. lebih simple sebenernya.....
jalurnya aja yg dipisah antar header dri cyld 1-4 dan 2-3 biar g saling interferensi saat vakum... utk engine ber firing order 1-3-4-2

thx
:beer:
Last edited by billyd1773dz on Thu Nov 28, 2013 8:39, edited 2 times in total.
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Re: Hyundai 1.8 TwinCharged engine (TC + SC)

Post by marmut »

jadi tambah tau tentang turbo.....
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Re: Hyundai 1.8 TwinCharged engine (TC + SC)

Post by y_anjasrana »

pussiiingg.......
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Re: Hyundai 1.8 TwinCharged engine (TC + SC)

Post by Turboman »

Pelajaran ttg Turbocharger dimulai

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Mitsubishi TD-04

Mantap neh (Keongnya)
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Re: Hyundai 1.8 TwinCharged engine (TC + SC)

Post by madcat015 »

Nubie menyimak dengan baik dan penuh perhatian... :ungg:

Turbo yg mulus... errr... maksud ane... unggg... bagus. :ungg:

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Re: Hyundai 1.8 TwinCharged engine (TC + SC)

Post by Felixz_Yaris »

*nubie juga ikut menyimak*
Btw turbonya :cupss: bening, alus, mulus, lembut, lumerrr..
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Re: Hyundai 1.8 TwinCharged engine (TC + SC)

Post by y_anjasrana »

ini yg disebut turbomama ya om?

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Re: Hyundai 1.8 TwinCharged engine (TC + SC)

Post by marmut »

makin tertarik dengan pelajaran turbo