ٷΰ

ã 

[]

׿ ָ dual volute VTG ͺ ⼳.. ~_~ .

 
rank alchol 2018-10-25 () 15:12 ȸ : 5368 õ : 21  
        
borgwarner-logo-image.jpg


2000  ڵ 忡 ٿ¡~ ٿ¡~ ͺ ~ ͺ ~ 뷡 ҷٰ
Ͻñ ...

ٿ¡ ̷ ͺ ٽ Ư õ ˴ ̱
Դٴ ƽô е 年ϴ. ڵ ٿ Ϲ̿ ִٰ ϱ .
׷ Ϲκе Ǻη ..

̱ Ⱦ̴ ī ӽī ʵη 6000cc ⷮ N/A ٱ ٴϰ ְ
ݸ ѱ ԵǴ 3 Ÿ 2000cc ⷮ ͺ ĿƮ ټϱ..

 ͺ ű ǥ ͺ ~ ε..

ǿ ϳ Ϲ ׿ dual volute(entry) VTG ͺ ۿ ڽϴ.

׸ ׷ ־ ذ Ǵ
ͺ ϰ 並 غڽϴ.


----------------------------------------------------------------------------------------------------------------------
TURBO í ⺻ ̸
ͺ۵.jpg

tt1.jpg

tt2.jpg

"Ⱑ ü / ̱ ϰ ִ.
׷ Ⱑ Ƽ ͺ , ٽ ޱ() ٷ ͺޱ"

<== Ű ͺ ׸ ״ ۿԽϴ. ϰ ʿ䰡 ְڽϱ?

޸ ϸ
Ƶ Ⱑ з ͺ ٶ ű ࿡ ٶ ⸦
ִ°  ͺ մϴ.

׸ , ̹Ƿ з ҿ
̲ ⿡ Ǹ â Ǵ ... ()

turbo1 gif.gif
                                                   * ׷ ذ Ȱô е gif.. *


- ͺ ⺻ Ƶ Ⱑ з(/) Ȱϴ°ų
  ȿ ... ˴ϴ.

- Ⱑ ӿ 10 rpm ̻ ȸؾ ϴ ͺ е 䱸ؼ
  ü ֹ ˴ϴ.

- Ǵ°, ƹ ΰ а ؼ  ڿ
  ۿ ϴ.

  ( ܶ ׳ Ű ۿ Դϴ.. ~_~ ..)

==========================================================================================================
  ⼭ ..
  ⺻ (̱)ͺ Ǹ  Ⱑ (޽)з 缭 ۵Ǵµ Դϴ.

  ޽ ϴϱ ̻ Ͻ ʿ ̵鸵 ڵ ⱸ Ҹ ø ˰
  ~ ~ ~ ~   Ҹ ?  4 Ǹ ȣ 1 - 3 - 4 - 2 ȭ Ǵ°
  ƽǺ ƽ״.. зµ (޽) .
1-3-4-2 - 1.jpg

1-3-4-2.gif

                     * 1-3-4-2 ȭ sequence 4 ⺻Դϴ. (ܵ ֱԤ)*

1-3-4-2 -2.png

    * © ׷ ȸ Ǹ з . ̰ Ǵ Ⱑ з ׷ ¦ ٸ ·
      ޽
Ȱ ִ ٺ . .. *
 

   4 ͺ µ 6 8뵵 Ȱϴ.. Ǹ з ̷ ޽ µ
   ͺ n/a   Ŵ 谡 Ѵ Ȱ ŵ.

   Ŵ Ե Ǹ °Ϳ ΰ 踦
   ͺ ٶ ٷ Ⱑ ޿ ǥ ΰ ϴ ƴմϴ.

   ? ͺ Ⱑ flow ޽ 帧 + з ϱ ٶŵ
   ׷ ׻ ϰ ͺ ư? ׷ Ǹ Ŵ ̵ װ ο ΰ 踦 մϴ.
   ̰ ͺ νƮ ִȭ Ѵٴ ϴµ.. puls-turbocharging ̶  ϴ.
 
  ( n/a з ¯꼭 帧 భ ޽ ū ܵ
   żϰ ͸ ־ θ 嶯̴ Ŵ 赵 ̿ 缭 .)


   ̱ ͺ Ǹ з ū ϳ ϴ. 4  ڸ

single turbo.jpg

  Ǹ Ŵ ϳ η 鼭(© ׶) ͺ ٶ ...
  Ǹ ÿ Ȱ Ǵ ͵ ƴϰ  © Ȳ Ŵ
  Ǹ Ŵ ̰ ϱ
  Ǹ Ŵ γ з ʷϰ ǰŵ.


 
  ͺ ٶ з rpm ׳ Ǵ ڱ Ǹ
  ⵵ ϰ  ( ᱹ N/A һ簡 ߻Ѵٴ Դϴ.
  ͺ ̾µ װ ܶ)

  ׸ RPM Ⱑ ij ٸ Ǹ Ŵ
  Ϻ ؼ ٸ Ǹ Ⱑ ¦ ⵵ .

  򰥸 ִµ
  1 Ǹ 긦 Ⱑ Ǯ з Ű
  2 Ǹ ƿ Ⱑ Ϻ Ĩϴ.
  4 Ǹ gif.© 2 Ǹ   غ...
  1 Ǹ Ⱑ 2 Ǹ Ŵ Ҽ ִٴ°̴ϴ.

  ׸ ÿ Ӿ Ȳ Ŵ © ׶
  Ǹ Ⱑ շ ͷ ҿ뵹( ȥ ī -_-;) ߻ϴµ..
  ̰͵ Ⱑ з(ͺ) ϰ ȸ Ŭ ECU Ͽ ְϴ ū Դϴ.

  ׷ Ƶ (-_-;) Ǹ θ ݸ Ű(isolated) Ǹ ޽ з
  ʰ ? ͺ ϴ
ͺ ߿ ִ ߿ ϳϴٸ..

   (̰ Ŵ带 1,4 Ǹ   2.3 Ǹ 2 ͺ 踦 dual inlet ͺ =>
    ̸ Ʈ ũ ͺ ϴµ ߿ ϰ)

  ̷ Ⱑ flow
   ̼ߴ (-_-;) ͺ RPM Ⱑ ̶ ÷ з Ϸ
  å л縦 ߴ ־µ....
 
  ̰ ͺ ȿ ִµ ұϰ ⸧Դ ϸ ŵ ϱ Ͼϴ.
================================================================================================================


- ͺ ٶ Ⱑ (, RPM)

 1.ͺ ȸ Ұ
  +
 2. Ǹ Ⱑ ¸ ʷ

  N/A ٵ Ȳ ̰ Ǵµ ̸ Ǯ ʾ .... =  ͺ ̶ մϴ.



ͺ̶?
 
      ӹ rpm Ⱑ .
 
==> Ͽ ū ͺ ٶ ͺ ⿡ ͺ Ⱑ ٶ
     ͺ ٶ ȸ Ӵ ƿ 帧 Ͽ Ǽȯ .

 ==> Ⱑ ջ Ƣ rpm ġ N/A
     ̸ 'Ǯ ' ߻ϰ.. ̰ ڵ ° 'ͺ' ̶
     ˰ ˴ϴ. Ƶ ٷ ϴ° ƴ϶ 0.5~1 Ŀ ƨܳ ?


----------------------------------------------------------------------------------------------------------------------

׷ ͺ  ּ ǰ ΰ?


 (뷫 5 )


1.Twin (sequential) turbo : one small turbo + one large turbo
 
  - ͺ 2 ؼ
 
   Ѱ ͺ ٶ ,  ٸ Ѱ ū ͺ ٶ

   Ǯ ܰ躰( staged ) غϴ Դϴ. ..

   rpm ϶ Ⱑε ȸϴ ٶ ͺ ͺ θ  ۵ϰ
   ū ٶ ͺ ۵ϰ ϴ¼. ( ͺ 2 ϴ° ټ)

    Ŵ ε Ǹ 1/2   (ex. 4뿡 1,4 cylinder  +  2,3 cylinder Ʈ
    ũ ó ص ǰ ϰ ⵵. 1,2  + 3,4 ̷ε ϱ !)
    ͺ ġ flow ۿ뵵 ξ ϰ ˴ϴ.
    V6,V8 ׳ ¿ CYLINDER ϰ ֽϴ.

OM651-1.jpg

twin-sequential 2 OM651 2.jpg


    * twin sequential turbo ޸ om651 ϲϴ.  2008⵵ .
      © ׶ ø ͺ + ū ͺ  1 2 ͺ ޸ ̽.*

TurboOM651.png





   * OM651 twin ͺ ... ǰ ۷ í ׷ Ϲ ׿ (R2S-EGR չ).
     © .. í ˴ ̱ǰ .( oemǰ ) *

twin-sequential 2.jpg
                       * A: small, B: large turbo ָϼ.. C EGR ̴ Ű ð *



Turbo_Sequential - subaru.jpg


  * twin SEQUENTIAL turbo ߾ ? ƴҷ.. Ͽ ͺí ̿Ͼ ߿ ϳ
   ٷ(...)  © 1989⿡ Ͽ Ѱ̴ϴ . 959
   ް ٷ ٱ ... (ʹ ռ ̶ ܰ ߽ϴٿ. ¯.. )
   STI ̶ ڻ LEGACY ijֱ ..*
 


- ! ׸ ū ϴ Twin (PARALLEL) turboʹ   ؾմϴ!
  ׳ ¯ ū Ȱ 뷮 ͺ 2 ޾Ƽ  ̽̿
  Ŀ twin (parallel) ͺ ٺ Ͱ twin (sequential) turboʹ ٸϴ.  !!
  twin parallel turbo Ŵ带 ϰ  flow ξ մϴ.
  (װ 븮 ϱ⵵ ϰ)

twin parallel - 488.jpg

Turbo_Parallel_BMW-n54.jpg



  * © 488 twin parallel ͺ Ʒ© BMW L6(N54) twin parallel ͺ
   488 ̴ Ͽ ʿ " ũ" ̽? Ŀ twin (parallel) ͺ .
   ䷱ v8 ⷮ Ƿ rpm , ͺ ⷮ о ̰
   ¥ Ŀ ջ twin turbo ۵ º. ƴ .. *


- sequential twin turbo Ǹ staged Turbo charging ̶ ũⰡ Ŀ ͺ ٶ
  2 ̻ ٴܰ ޾Ƽ 3stage, 4stage...ϴ ģŸ ѵ.. ͺ ְ µ ̰ ...
  (ũⰡ Ŀ fixed geometry ͺ ۵ Ųٴ )
 
triple-trubo.jpg

quad-trubo.jpg


* BMW b57 L6 迭 TRIPLE , QUAD trubo   ũ⺰ ö󰡴 ͺ ͺ ٶ 3, 4
  twin (Sequential) turbo Դϴ. Ѵ ̷ ͺ ˴ ׿ .
  BMW Ҽ ̾ ߿... 400 Ƴ ̷ BMW
  ŷڼ ΰ? ǹ Ͻǵ. *


2. VGT (variable geometry turbine) = VNT (variable nozzle turbine)

vgt_turbo.png

                       * © 997 ָ VGT Ұ PDF ۿ°...*


 - ڵ 𸣴 е鵵 ũ ѹ  ̽ٵ.. ϰ ϸ
   ͺí Ⱑ ο Vane ̶ ޾ ϰ մϴ.
 
   ü ƴ.. ü Ǹ θ ΰ
   ΰ ũ 帣.
 
й ٱⰡ ߻ǰ о
   Ǵ ׷ ø .

 - , RPM Ⱑ Ⱑ ũ⸦ => Ⱑ ؼ
   ͺ Ⱑ ӵ Ȯϰ ׷ θ ۵ϴ Դϴ.
   ͺ response Ȯ ͺ پ.
 
   ( ü ͺ ѷ Ǵ ƴմϴ! !)

 
뿡ϰ


VGT.png


                                             * c vane closure O vane open*
 
 
vgt VAT -aerocharger2.gif
                           * © ָ? ̿ VGT ? . ҷ-̺ ƩŶ aerocharger  *
 
vgt ۵3.gif
                         * ۵ ϴ°ͺ ѹ gif © ° .. *  

  * VTG = VGT ׿ ȫ ڷ.. ׳ ô. *

aerocharger2.jpg

          *Ϲ single(conventional) ͺ VGT (aerocharger) ׷.. rpm
          ̽ô... ٽ aerocharger ҷ ̺ Ʃ VGT ǥ ĪԴϴ. *


- VGT ͺ ȱ׷ 10 rpm ̻ ư ͺ̳ ݼ Ͽ¡ ϸ ߿ ġ µ
  ̴ vane ļ Ǵ ͺ ¿ ؼ ũⰡ Ŀ 赵 ٷӽϴ.
  ׷ ߻ ʴ Ű ־ϴٸ....
  ( µ 8~900' µ ָ 1000' Ѿ.. ) 

  ָ ͺ Ϻ ̽̿ 1ȸ ü ǿ ߿ ֱٿ ̷ ǵ ־.

997-2-2.jpg

997-2-turbo-s-vtg-main.jpg
               * 911(997) VGT ָ ͺ Ϲ ׿(...) Դϴ.
                 ǰڵ尡 BV50 ̴?? .. ϳ 9000$ *
 

- VGT ⿡ vane ַ Ⱑ Ӿ翡 ϴ° Ϲ̾
   ̵ַ 긦 ecu ϴ 뼼Դϴ.
   ޲ǹϿ e-VGT ٿ ִ° ̵ ?



3.NOs, л

  - NOs.  N20 ƮԴϴ Ʈ... RPM Ʈθ ۵ ߷ Ǯ
    °̴ϴ.
    !!  ̰Žþ߸ ͺ ذϴ ̶ ұ.. -0-

NITRO.jpg
                     * ũ.. Ʈδ v8 .. Ƹ޸ī 巡 ̽ ! © ӽ *

v8 nos.jpg
                                          * .. Ʈ..... Ф   ް ʹ.... *

    ȭ ƻȭ N20 02 + N2 Ǵµ ߿ N2   -60' ⸦ ð Ű 02
    ߷ ϰ .... ְ ö. 뷫 150~200% !!!!!!
   
   (Ʈ ⸦ ϸ ޼տ ε 濰Ұ Ʋ ǹǷ ׳ ⼭ ø..)

 л
 
-  ̰
http://www.etoland.co.kr/bbs/board.php?bo_table=car&wr_id=74087&sca=&sfl=wr_name%2C1&stx=ALCHOL&spt=-15538&page=3
<==== Ŭؼ ϼ..

   rpm лϴµ. 翬 ʼ.
   θ׸ ѹ غ B ׽Ʈ ǰ ȳԴµ 𸣰


4.electric motor compressor (e-boost, í )

 
AUDI- E SUPERCHARGER T.jpg




                           * © ƿ e-boost í *

  ַ ƿ ٰ e-boost ǥ̳ ϰ ֽϴ.
  ̸ 48V ̺긮 ̷ µ..

  , rpm í compressor ۵ => ͺ ִ ε.
  compressor ͺ ͺ иؼ e-boost í,  ׳ e-boost ͺ í θ⵵ .

ƿ e-boost ִµ.. 󰡼 ׳ ۿ.

" ͺ ְ Ʈ ͺ ý ϴ ũ ͺ 谡 ޶
˴ϴ. ϰ ϴµ ̷  ȭ ϱ⿡ .

γ ý  ϴ ̱ ͺ ý 뷮 ٸ ϸ í
ý Ȱ ȭ
Ҽ ֽϴ. rpm о߸ ϴ ⷮ ̴ ⷮ ̴
ϰ . ͷ ۵Ѵٸ ؼ з ϸ Ǵϱ.
(ͺ ũ⸦ Ű ׵ ƴ..) "


( : ̷ E-BOOST 뼼 ɼ ϴ. )


5.Twin scroll ͺ

single(open) vs scroll twin.jpg

<== ָ! ٿ¡ ô뿡 ͺ ̸ ׷ ܶ ̴ϴ.

twins t3.jpg
                * ΰ twin scroll ͺ  singl scroll ͺ Ŵ

-  single ͺ ΰ θ , ū 2  ͺ ٶ ࿡
   ϰ ū κ ͺ ٶ ٱ ڸ ϴ°Դϴ. ͺ ̵ ٶ 赵 ׿
   缭 . 쿡 󼭴 ũ⸦ Ȱ  ⵵ մϴٸ.. (ַ ɿ)
 
      
   Ⱑ rpm volume ӵ 帣ϱ Ǿ ϰԳ
   ͺ ְ ū Ⱑ volume ϱ ͺ ٱ ū ų
   °Ű.

twins t5.jpg
twin_scroll.jpg

twins t2.jpg


  * , е (exhaust) Ŵ尡 ͺ   ̽ ()
   4 1-3-4-2 ȭ ȿ 1,4 cylinder  +  2,3 cylinder Ŵ带 и ϴ° *


twins t4.jpg

               * ū (to spin faster ) ͺ (improved response) 뵵 .
               © ڷԴϴ. Ʈ ũ ͺ λ© .
               ٽ 1,4   +  2,3  cylinder  Ŵ ° ⺻ ϼ*

 
borgwarner-s300sx-fmx - sti.jpg
  * ٷ 2007 WRX STI ׿ Ʈũ ƩŶ ͺ ε.. ݾ ٸ..
                      ۿ° Ͽ Ʈ ũ ͺ ͺ ü о.. *


EFR 156 borg twin scroll t.jpg

twins t8.png
* ð ׿ b03 ͺ(...)  ͺ ̶ ð ׷..-_- Ա ΰ ֱ ϴµ
 ͺ ºκ ˴ϴ. ٶ ͺ ϴ.
  ѹ .. ݺ ?


 - ó ߴٽ Ŵ忡 ͺ Ͽ¡ θ 2 Ѱ Ʈ ũ ͺ ⺻ε.
   Ⱑ θ 2κ .  twin ũ ̶ θ 2
   twin ͺ ͺ 2° ƴմϴ! Ʈ ũ ͺ ·ų single ͺ īװ
   ȿ ϴ. ⳻θ ͺ ٶ κ 뿡 ϳ Ǿ ִ ̱⵵
   ϰ.
 
scroll.jpg

  * ׳ ䷱ scroll 2 ٿ scroll ׶ Ƴ Ϻ ϰ س twin scroll .. -_-*

   (:  Ʈ ũ ͺ ͺ 2 ޸ ¥ Ʈ ͺ 򰥸 Ⱦմϴ.
    dual inlet ͺ  ֱ⵵ ϴµ.. Ŵ Ա 2 ´ٴ
    ϴ. dual divided ͺ  .
 
06-650x650.jpg
* Ŵ带 ٴ (divided) ϴ dual inlet ...*

 
    50 ִ ..  ؼ dual inlet ̶
    ü ٰ̿ 80 Ĺݺ Ʈ ũ ¼ ¼ ϴ ܾ Ȱ.
    - ̰ 丮 ÿ ٷ簡 ˰ .

    !  twin scroll = dual inlet = dual divided 100% ˰ ø )


 - ͺ ׳ Ȱ 2 ̵ַ θ ݴ ޾Ƽ..
   rpm ϳ θ ۵ϰ rpm 2 ΰ ۵ϰ ϴ variable twin scroll ͺ
   ǵ ֽϴ.

twin t4-1.jpg

     * ( ׸ Ű) Ŵ ũ⸦ ϴ ĵ.. ׸ ذ ..
        ó ãҴµ variable twin scroll ͺ ׿(...) ֱٿ ߽ϴ.  -_-;;
         ڴм ī Ѱ ִµ.. ǹ Ұ!. *

- ͺ ִ ׸ ø ð ϴ Ʈ ũ ͺ ⺻ Ŀ Ű
  ͺ ƴմϴ. ͺ single scroll ̴ twin scroll ̴ Ȱϴ .
  rpm (repsponse) - ͺ ǥ ϴ £.
 
 (: ׷ ͺ  twin scroll ͺ ణ ϴ . 3~5%
   ֳϸ Ŵ尡 ֱ⿡ Ⱑ ͷ single twin scroll ϱ )

twinscroll_OEM_3.png

     * single scroll vs twin scroll ͺ з ׷.. з response(boost) twin scroll
        ᱹ ϴ ְ з ͺ Ȱ*

twinscroll_OEM_1.png

      * single vs twin scroll  ũ ׷...  뷫 rpm 10~ 15% ̰ ٰ ϸǽ.
       ٵ ׷ ó Ȯġ Ƹ Z sm5  ֻ sr20 Ʃ̴ . -_-^ *

twins t7.jpg
 * single twin Դϴ. 帧 ޽ ׷ε.. twin scroll
    帧 ݴϴ. *

twinscroll_study_3 - exhaust pulse.png

* ׷ ϳ 񱳿 øϴ. Ⱑ ޽ twin scroll ⺹ پ° ̽ǰ̴ϴ. ̴
ͺ Ⱑ ޽ з 帧 Ǵ° ٶٴ ̸
puls-turbocharging 信 մϴ. *

- VGT, twin ͺ ؼ ϰ ͺ ũ⵵ single ͺ ⿡ 赵 ϴ.
  ϱ⿡ ߿ ָ 縮 ϴ VGT ָ ͺ
  Ǹϰ ̰ ֽϴ. (VGT ƽôٽ 뼼)
  ׷ ٿ¡ ͺ ټ Ʈ ũ ͺԴϴ. 뵵 .
  ¦   ϰ .. .. ƴѰ?

  Ͽ ׳ ϻ ࿡ ͺ ũ Ҹ ? ָ ͺ Ʈ ũ .
  ( ü̳ ׷Ŵ .)

  but! twin scroll ͺ f1 ̴ ͺν ͺ ν ٴ ƴմϴ. '
  ԰ ʿ .. BMW 1M 𵨸 ...


 - twin scroll = dual inlet ͺ ΰ 2 ͺ ٶ
   κп κ
⸦ ۿ ̴ϴ.

   κп κ Ⱑ ͷ ߻մϴ.
   Ʒ© inner scroll <==> outer scroll interspace ָϼ. κп scroll Ƣ
   Ⱑ 浹 Űų ݴ scroll ϴ 찡 ߻Ѵٴ Դϴ.

twins t11.jpg


       -  © Ʈ ũ ͺ scroll ᱹ շ ( interspace ) Ⱑ
        ͷ ϴ
ٽ ε Ͻñ...

   ֱ Ѵܰ ư и ݺ (volute) ͺ dual volute ͺ մϴ.  
   Դϴ..   Ⱑ ܿ ׿..


dual volute ָ VTG ͺ - ׿

efr-series-borgwarners-latest-turbo-technology4.jpg


             * ָ dual volute ׿ ͺ ? . ũ ݺ иȰ ָϼ
               inner <==> outer scroll interspace ϴ. Ѵ ͺ Ⱑ һ.
               ׷ scroll ̶ ܵ volute ǥ ϴ. *


- Ʈ ũ ͺ īװ Ѵܰ ư dual inlet Ŵ
  ͺ ϴ ݺ (volute) и ͺ dual volute ͺ մϴ.

  (: Ǹ ö Ŵ ʰ single Ŵ带 ϴٰ
  ͺ Ͽ¡  dual volute ͺ ֱ ..
  single scroll - dual volute . ̷ Ӹӿ ϰ Ͻñ..Ŵ尡 4, 6ΰ͵ .)

- dual volute Ȱ̴ϴ. ϼ ߿ 뷮 ū ˴ dual volute µ..
 Ͽ dual volute ϱ © water pump ȸʿ .

  ͺ ȸ Ƶ̴ з(pr.) ٲٴ°Ű ͺ Ⱑ з(pr.) ͺ ȸ
 ȯϴ°.. ݴϻ .
 
 
single water.jpg


       
double water.jpg



    * © single, Ʒ© dual volute pump Դϴ. з .. dual volute ⺹
      ƵԴϴ. Ųٷ ۵ϴ ͺ ϸ з ͺ ޵ȴٴ .
      ͺϰ Ȯ ĪǴ° ƴմϴٸ singel inlet <==> dual inlet ϴµ *



twin scrll - dula volute.jpg



twin scroll vs dual volute(double entry).png



* ͺ ϸ © Ȥ A׸ twin scroll ̰ B׸ dual volute ǥѰ̴ϴ.
 twin scroll ᱹ ͺ ϴ ռ interspace outer,inner scroll κ Ƿ A ׸
 single volute ǥ˴ϴ. (Ʈ ũ single ͺ īװ .)

- dual volute twins scroll ͺ շ װ ͷ ʾ νƮ شٰ
  ܶ Ƚϴٸ..

 
twin vs dual entry.png


          * © mixing region شǴ Ʈ ũ ͺ interspace شȴٰ ƽø .. double entry
            зǴ dual volute ذ ǽǷ.(Ȯ © ƴϴϱ Ѿô. ) *

- dual volute ͺ Ͽ¡ ̷ ׵ θ
 
  1.ϴ ϴ Դϴ.
  2.volute 쿡 thermodynamics ޶ 쵵 ִµ
  ( µ ͺ ζ Ⱑ ٸ.)
  ͺ ۵ volute µ ũ ο ݺ fragmentation ν⵵ . 

  => ָ 𰨻̰ 쵵 ġū ͺ Ͽ¡ = 뷮
     찡 ƴϰ Ұ߾ϴٸ.. but


 - · ʷ ׿ʿ ¿ ָ dual volute ͺ ǥ ߴµ.. װͻӸ ƴ϶.
   ̰ VGT(=VTG) Բ ϴ ǵ Բ ǥ.  ̸ dual volute VTG ...

  
  
dual_volute- VGT -2.jpg

dual_volute- VGT.jpg
*  ̳ Z Ͻǿ ܰ ϴ° ƴմϴ.  -_-b ׿ ѵ鵵 ģѵ ̿..
   ߿̳ , ϸ ̰ η Ѱ 𸣰ڽϴٸ.
   ǿ 1~2 3d ͷ ̾Ƴ ƴ϶ 忡 '
   ڵ ԰ .. *

- dual volute + VTG
 (׿ʴ ڻ VGT= VTG = variable turbine geometry  ϴ. ָ vgt VTG .)
 
  ̳ ׷ſ ׷ ڷ lab ڷ ۿ ް ׷
  ðŶ Ұص帱 ϴٸ..
  ֳ Ϲ ƴ϶ Ⱦ dula volute ϳ ޸ ͺ
  ѵ. (~ī )

  
2019-chevy-silverado-turbo-highlights-1024x593.jpg

2019-chevy-silverado-dual-turbocharger.jpg

  * ǹ 2019ĺ ´ٰ մϴ.. 2.7  4 LB3( II-1) ͺ ..
    © ø Ʈ ƴ Ʈ(!) scroll + dual volute Դϴ. *

- ڼ ׷ž Ӹ ǰ .. Ͽ Ʈ ũ ͺ Ѵܰ ư dual volute
  ָ ͺ 뼼 𸣴 ְ Ӹӿ ̶ Ͻø ɵմϴ.



:
.JPG

׻ ׷ ̳Ŀ..
簡 ̰ Ұ ͺ ̶߱ ϴ ִµ.

Ŀ̵ ڼϰ ڽ ٿ.. ͺ Ⱑ flow ϴٺ ü,
Ƣ µ װ п Ǹ ؾѴٿ. ּ 1 ð ҿѴٳ.
׳ ڿ~
1.PNG

dual entry turbo3.png

                  * ̷ ϱ⿣ ䷻Ʈ ۾ ʹ ϴٳ.. Ф *



ϴ ͺ ؼ 2 ڸ.

1.԰ ϰ ʹٿ .

- VGT ͺ!
  Ʈ ũָ! ͺ         ׷ ԰ ϴ°Ŷ..

ָ dual volute ͺ Ͽ¡ - ߴµ..
Ʈ ũ +VGT Ŷ  ϳĿ?  ޸ BMW ۿ ް °ɷ ȴٿ..

Ͽ ԰ QUAD - scroll VGT ָ ͺ غ ϶.
ɳ~ Ŀ.~

ȭ ͺ ַ Ȳȥ⿡ ° ٿ.. ̷ٰ ϰ ̺긮峪 ô
Ѿ ѵ ̴ٿ.( ex) e-boost)

2. ׿ʴ ü ϴ ΰ?

- NASA Ÿ 꺹ü Ļ װ ܰ ڵ Ű Ϲ ̶ ƽø ȴٿ.
bwt.max-500x500.png
  • AWD Ư (伾 ) о - Ư Ŭġ ¼ ¼ ˴ Ⱑ Ưٳ.
  • DCT ̼ õ Ư - ̳ ƴϴٳ! DCT ̱ ̳.. 
  • 뷮 ٴ ̼ Ư - ex) ZF Ŀؿ ׿ ǰ Ϻ ̼ .
  • , ̺긮 ý.  Ư о Ư . ̷ ڵ ٰ ֳ.?
  • LSD,active ũ ͸ Ư - AWD ֱ ...
  • ͺí ټ õ Ư , í 1/2  
  • cam Ʈ Ϻ Ư CTA ķ Ư㰡 .
  • Ÿ ģ о߷δ - CVT ̼ ü , EGR,.......     

ٿ.. 뵵 1/2 ۿ ȵɰŶ..

׳  ۾ .. ƴϸ ̿ ڵ 근 Ǵ? ̶ ˰ ȴٿ. 
ڵ boss = 渷 ص ȴٿ.


2: Ҹ 100% ø ȵ˴ϴ... ..
     ׷ ׿ʰ Ϲ̿ R&D ϴ° ƴմϴ. Ҷ,,,ѱ,Ϻ,߱ .
     Ư ͺ í ׿ʹΰ ʿ R&D ϰ ִٰ ֿϴ.
     翡 ϴ° ƴ.

17
۾
rankalchol۾ 2018-10-25 () 15:14
׷ ߸ ⿡ '' Ͻð .
Ư  Ʋ ƿ.. ظ  .
Ŭ ȯմϴ. ߸ ľ.
õ 0
rank̹ٶ 2018-10-25 () 15:29



ߺýϴ~
մϴ~
õ 0
rankDarrbitz 2018-10-25 () 15:44
׻ ڷ ֽϴ õ մϴ~~^^
õ 0
rank޷޷ 2018-10-25 () 16:46
ָ vgt ...̤ Ʈũ ~
õ 0
rank 2018-10-25 () 16:54
4 718 Ʈũ ƴ϶ VGT µ, ƮũѺ Ƽ , ׳ ڻ...
Ÿپ ...

Ʈ-Ʈũ ͺ ִ. 8뿡 մ ..
ƹ ⸦ 4 ϴµ, 6뿡 ȵǰ 4뿣 ̴ 8뿡 ?

޿ ŸԴµ.. 4 â⿡ VGT 6 ֽ VGT ٸ ƿ.
1000~1500rpm ũ Žȴµ,
 (.. 3) .. ׷ ʰŵ. ͺ νƮ ư° 𸣰.

ij޶ 8 ִũ 1000rpm .
RDE׽Ʈ Դµ...
1000rpm̸ , ͺ尡 ε... ʹ ñ..
ѱ ׿..
õ 0
rankalchol۾ 2018-10-26 () 08:54
.. ٽ 캸. ͺ Ⱑ .. -_-;;

ͺ ⸦ ȵǴµ.. ..

° ۾µ ǿ .. ƴϸ ľ ͽϴ.

ô е ð ø ˻ؼ " ͺ" ѹ ˾ .

ð ƴϽǰ̴ϴ.
õ 0
rankŸ 2018-10-26 () 16:05
׷ ͺ ͺ Ϲ
õ 0
rank͸ 2018-10-26 () 21:27
û Դϴ. մϴ^^  .^^


õ 0
rankǿ糪 2018-10-27 () 07:23
ũ س õõ ڱ
ּż մϴ
õ 0
rank 2018-10-28 () 11:12
͵ ð̾... Ŀ аڽϴ.
õ 0
rankǰ 2018-10-28 () 16:34
ͺ
õ 0
rankٻڴ 2018-10-28 () 20:05
մϴ ߳׿
Ʈͺ Ʈũͺ ˾Ҿ
̴ϱ θ ϴ vane ޸ ͺ
ͺ پű~
õ 0
rank 2018-10-28 () 23:58
Ƴα µ ϳ׿.
ٵ ҰŸ ͺ ƴ.....
õ 0
     
       
rankalchol۾ 2018-10-29 () 08:53
װ ٷ e-boost ͺí Դϴ.

ߴµ compressor ͺ ͺ Ѵ ȸ Ų <== ׸

ٷ װ̴ϴ.

ܶ ߵ ׷ 뼼 ɼ ..

Ÿ Դϴ.




õ 0
rankɼ 2018-10-30 (ȭ) 23:44
N20 Ʈũ ͺ . TD04LR6-04HR.15TK31-60T ٰ մϴ~
մϴ~!
õ 0
     
       
rankalchol۾ 2018-11-01 () 10:13
(garret) ̳ ͺ ٵ.. ׿ʰ ۷
ڸ Ƽ... ...

Ͽ ? ι,Ծ ǰѴٰ ˰ .

ô ¿ ʴ í... (??÷Ʈ) ԰ ..
õ 0
rankɸ 2018-11-01 () 10:39
ڵ 48V Ǹ...  ͺ ٴ ٸͷ ......  ....  ̷ ͳ׿.
õ 0

ȣ ۾ ¥ õ ȸ
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