解析丨麥格納6DCT260產(chǎn)品

EDC電驅(qū)未來(lái)

2021年8月30日 10:25

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一、6DCT260 – Overview 概述

解析丨麥格納6DCT260產(chǎn)品的圖1

Downsize develop based on 7DCT300 基于7DCT300的小型化開(kāi)發(fā)
Input torque 260 Nm 輸入扭矩260Nm
Dry weight 64 kg (w/o DMF) 凈重64千克（不含雙質(zhì)量飛輪）
Wet nested dual clutch 濕式嵌套雙離合器
6-speed + R with a max gear ratio span of 6.46個(gè)前進(jìn)檔和1個(gè)倒檔，最大速比范圍6.4
Mechanical or Electric park lock 可選機(jī)械或電子駐車(chē)機(jī)構(gòu)
Electro mechanical gear actuation 電子機(jī)械式換檔執(zhí)行系統(tǒng)
Electro hydraulic clutch actuation 電子液壓離合器執(zhí)行系統(tǒng)
Electrical on-demand cooling 適時(shí)電子冷卻系統(tǒng)
Start/stop functionality and extended sailing functionaltiy (no additional HW needed)支持啟停功能及擴(kuò)展的滑行功能（不需要額外硬件支持）

解析丨麥格納6DCT260產(chǎn)品的圖2

解析丨麥格納6DCT260產(chǎn)品的圖3

二、6DCT260組成部件

解析丨麥格納6DCT260產(chǎn)品的圖4

電子控制部件

解析丨麥格納6DCT260產(chǎn)品的圖5

Stand-alone TCU mounted to transmission housingTCU安裝于變速器殼體上
External wiring harness mounted on transmission線束安裝在變速器外部
5 power stages for BLDC motors (shift/clutch/cooling)5個(gè)功率驅(qū)動(dòng)的無(wú)刷直流電機(jī)（換檔/離合器執(zhí)行/離合器冷卻）
2 pressure sensors2個(gè)壓力傳感器
1 oil temperature sensor1 個(gè)油溫傳感器
2 speed sensor (1 with direction)2個(gè)速度傳感器（其中一個(gè)包含方向）
Transmission range sensor(no need for PBW)變速箱檔位位置傳感器(電子駐車(chē)不需要)

解析丨麥格納6DCT260產(chǎn)品的圖6

離合器硬件

解析丨麥格納6DCT260產(chǎn)品的圖7

Wet nested clutch 濕式嵌套式離合器
Oil cooling 油冷壓力循環(huán)
Oil volume 3.5L 油量3.5L
Low viscosity oil 低粘度潤(rùn)滑油
Low inertia 低慣量
Maximum engine speed 7500 rpm最大引擎轉(zhuǎn)速7500rpm
Friction surfaces C1=6 / C2=8
摩擦表面C1=6 / C2=8
Torque capacity 300 Nm ~10bar扭矩容量300 Nm ~10bar
Similar clutch gain of 34 Nm/bar for both clutches兩個(gè)離合器的傳遞扭矩/壓力比類(lèi)似，即34 Nm/bar
Stroke point of 1,5 bar 半接合點(diǎn)壓力約1.5 bar
Weight 7,0 kg(with clutch support) 重7.0千克（含離合器支撐）

齒輪組

Center distance中心距:183 mm
Max gear ratio span of 6.4最大齒輪速比范圍6.4

Shortest 1st gear: 18.5最大一檔速比：18.87

Longest 7th gear: 1.87最小七檔速比: 2.735

Two dependancies 2個(gè)共用輸入齒輪齒輪組

- 4th and 6th gear 4檔及6檔齒輪

- 3th and 5th gear 3檔及5檔齒輪

解析丨麥格納6DCT260產(chǎn)品的圖8

換擋系統(tǒng)

Odd and even gears are controlled by two shift drums respectively奇偶檔位分別由兩個(gè)換檔鼓控制
Two e-motors control two shift drums respectively兩個(gè)電機(jī)分別控制兩個(gè)換檔鼓
Double-cone rings for 1st and Rev gear一檔和倒檔為雙錐
Single-cone rings for all other gears其它檔為單錐
Carbon-lining for all cone rings所有同步環(huán)為碳襯

解析丨麥格納6DCT260產(chǎn)品的圖9

集成式電子駐車(chē)

The basic concept idea is a gear train driven by the gear of the shift
drum 2 which is then turning the park lock shaft.基本概念為由換檔轂2帶動(dòng)一個(gè)齒輪傳動(dòng)，然后帶動(dòng)駐車(chē)鎖軸。

解析丨麥格納6DCT260產(chǎn)品的圖10

三、主要產(chǎn)品特點(diǎn)

Low weight(low to 64kg for dry weight)重量低(凈重低至64kg)
High transmit efficiency(up to 97%)較高的傳遞效率（綜合效率可達(dá)97%）
Compact design, easy for package and integration結(jié)構(gòu)緊湊，易于布置和集成
Park by wire, better to support ADAS/APA電子駐車(chē)，更方便的支持ADAS/APA
Active thermal management (electric on demand oil cooling)主動(dòng)的熱管理（適時(shí)電子油冷系統(tǒng)）
Good temperature performance due to high thermal capacity高的熱容量帶來(lái)的更好的溫度表現(xiàn)
Robust electrical hydraulic clutch actuation system with long development experience基于長(zhǎng)期開(kāi)發(fā)經(jīng)驗(yàn)的穩(wěn)健電子液壓離合器執(zhí)行系統(tǒng)
Extended sailing functionaltiy (no additional HW needed)支持?jǐn)U展的滑行功能（不需要額外硬件支持）

解析丨麥格納6DCT260產(chǎn)品的圖11

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