NV58 發表於 2008-3-24 21:38

[GB] Scania/ADL

Yes, at long last, Alexander Dennis is bothered offering a body to its Scania's rival low floor double deck chassis. The first examples, probably unsurprisingly, are going to Stagecoach, complimenting their massive fleet of integral E400s. The initial batch is split between Manchester and Oxford, while another 50 will be delivered in the next 2 years.

http://www.tinywong.talktalk.net/sms_15447_080322.jpg

smal 發表於 2008-3-25 01:28

as I was discussing the newly built bus this morning, we reckon the offside upper-deck rear end window do resemble the good old Daimler / Guy style window. :)

sutrak 發表於 2008-3-25 02:01

原帖由 NV58 於 2008-3-24 21:38 發表 http://www.hkitalk.net/HKiTalk2/images/common/back.gif
Yes, at long last, Alexander Dennis is bothered offering a body to its Scania's rival low floor double deck chassis. The first examples, probably unsurprisingly, are going to Stagecoach, complimenting ...

其實我唔係好明點解會買呢批車......當然我係從表面睇:

1. 就算Scania 用橫置引擎,個尾誇都比E400/B9TL 長,變相用多o左地方,令載客量少o左
2. Scania 城市巴士o既避震真係不咁恭維,次次坐親都唔舒服

如果佢係比其他公司平既話,先覺得買得過.

以上只係個人見解,不喜物插

NV58 發表於 2008-3-25 08:00

原帖由 sutrak 於 2008-3-24 18:01 發表 http://www.hkitalk.net/HKiTalk2/images/common/back.gif


其實我唔係好明點解會買呢批車......當然我係從表面睇:

1. 就算Scania 用橫置引擎,個尾誇都比E400/B9TL 長,變相用多o左地方,令載客量少o左
2. Scania 城市巴士o既避震真係不咁恭維,次次坐親都唔舒服

如果佢係比 ...

Well, actually, it's not that simple, because:

1. Exactly because of its length, technically it's got more seats at the lower deck, a plus to comtemporary double deckers like the B7TL and Trident. (Although in reality the seats are so cramped that they are virtually inaccessible)
2. The N230UD/N260UD is the only Euro 4-spec double decker that uses EGR technology, whilst Trident and B9TL use SCR to achieve Euro 4 emission standard. (This is a major reason that ADL offers the E400 body to the Scania chassis. Whilst the merit of SCR and EGR has been a continual debate, it is interesting to note that Volvo is offering upgrade that enables the B9TL to achieve Euro 5 emission standard - something that Volvo, Daimler Crysler (or more familiar here, Mercedes Benz) and Cummins claimed would be difficult to achieve with EGR technology)
3. The N230UD/N260UD is, apparently, a very fuel-efficient vehicle.

Stagecoach actually bought a small batch of this variety in 2004 and there must be some pluses that encourgae them to put in follow-up orders - Bearing in mind they are not known to muti-source their vehicle intake over the years.

That said, I do agree wholeheartedly about the suspension. They are so stiff that they feel like leaf spring! I'd much prefer a B7TL/B9TL anytime on this aspect.

sutrak 發表於 2008-3-25 13:43

原帖由 NV58 於 2008-3-25 08:00 發表 http://www.hkitalk.net/HKiTalk2/images/common/back.gif

1. Exactly because of its length, technically it's got more seats at the lower deck, a plus to comtemporary double deckers like the B7TL and Trident. (Although in reality the seats are so cramped that they are virtually inaccessible)
2. The N230UD/N260UD is the only Euro 4-spec double decker that uses EGR technology, whilst Trident and B9TL use SCR to achieve Euro 4 emission standard. (This is a major reason that ADL offers the E400 body to the Scania chassis. Whilst the merit of SCR and EGR has been a continual debate, it is interesting to note that Volvo is offering upgrade that enables the B9TL to achieve Euro 5 emission standard - something that Volvo, Daimler Crysler (or more familiar here, Mercedes Benz) and Cummins claimed would be difficult to achieve with EGR technology)
3. The N230UD/N260UD is, apparently, a very fuel-efficient vehicle....

對第一點o黎講,我唔係好認同. 睇番個seating plan, 呢批E400/Scania 下層比ADL E400少o左一排位.
轉 E400/Scania 下層: http://jonathan-gallagher.fotopic.net/p49039854.html
而ADL E400 下層:


我諗你講尾誇長o左而Scania 下層坐位多o左只係適用於Euro 4 之前o既Scania, 佢地o係尾軸後面有一排向前位先到引擎艙上既位(Omnidekka 尾排更加係冇窗既). 但係自Euro 4 之後,Scania 將個水箱擺o左o係右邊上面,結果將成個引擎艙推前, 結果就浪費o左個咁長既尾誇.

2. 而用EGR, 成本上比SCR 會唔會平d 真係未知之數, 因為聞說用EGR 既車要定期更換某些部件從而達到Euro4 既排氣. 真係要睇o下經過計算後Adblue 既用量 vs. 換部件既錢.

以上只係小弟既估計,有錯請指正

S3N92 發表於 2008-3-25 17:17

原帖由 sutrak 於 2008-3-25 02:01 發表 http://www.hkitalk.net/HKiTalk2/images/common/back.gif


其實我唔係好明點解會買呢批車......當然我係從表面睇:

1. 就算Scania 用橫置引擎,個尾誇都比E400/B9TL 長,變相用多o左地方,令載客量少o左
2. Scania 城市巴士o既避震真係不咁恭維,次次坐親都唔舒服

如果佢係比 ...
可能係捷達同ADL友好....捷達乘機幫手"擴充"人地產品線呢
似乎ADL想響唔大改E400底盤情況下同時"生產"兩種歐四技術ga產品.....本小利大呀隨時

ksmbh 發表於 2008-3-25 19:56

原帖由 sutrak 於 2008-3-25 13:43 發表 http://www.hkitalk.net/HKiTalk2/images/common/back.gif


2. 而用EGR, 成本上比SCR 會唔會平d 真係未知之數, 因為聞說用EGR 既車要定期更換某些部件從而達到Euro4 既排氣. 真係要睇o下經過計算後Adblue 既用量 vs. 換部件既錢.

營運上Stagecoach一向鐘意將車調城市調廠,
而佢可能暫無打算所有廠都搞AdBlue,
所以想入批唔駛入Adblue既車,
運作上比較靈活.

3AD170 發表於 2008-3-25 23:12

講開又講,為甚麼Scania的雙層車之尾跨都比較長(ASU除外)?

~誰@359~ 發表於 2008-3-25 23:45

原帖由 3AD170 於 2008-3-25 23:12 發表 http://hkitalk.net/HKiTalk2/images/common/back.gif
講開又講,為甚麼Scania的雙層車之尾跨都比較長(ASU除外)?
ASU冇咁長只係因為佢係中軸驅動…

NV58 發表於 2008-3-26 03:12

原帖由 sutrak 於 2008-3-25 05:43 發表 http://www.hkitalk.net/HKiTalk2/images/common/back.gif

我諗你講尾誇長o左而Scania 下層坐位多o左只係適用於Euro 4 之前o既Scania,佢地o係尾軸後面有一排向前位先到引擎艙上既位(Omnidekka 尾排更加係冇窗既). 但係自Euro 4 之後,Scania將個水箱擺o左o係右邊上面,結果將成個引擎艙推前, 結果就浪費o左個咁長既尾誇.

Yes, which is why I carefully said the Trident (pre-Euro 4 to be specific) instead of the E400. The other thing that goes for ADL is their decision to go for a smaller engine for the Euro-4 chassis, giving them to opportunity to push the last bench of seats as far back as they can. This, along with the tilted fuel tank, in turn giving it more low spaces to put seats than any of its competitors. (Ironically, I just found out the B9TL actually have more seats at the lower deck - up to 30 on a 10.4m single door layout. That's 2 more than the Scania chassis of similar layout - which means the Scania got the fewest seats downstairs).

原帖由 sutrak 於 2008-3-25 05:43 發表 images/common/back.gif
2. 而用EGR, 成本上比SCR 會唔會平d 真係未知之數, 因為聞說用EGR 既車要定期更換某些部件從而達到Euro4 既排氣. 真係要睇o下經過計算後Adblue 既用量 vs. 換部件既錢.

Nobody knows, but then some operators feel, with good reasons, they are better off sticking with EGR technology. Even replacement of parts maybe costly, it compensates the logistics to support the SCR technology (e.g. storage of adBlue) and above all, easier day-to-day turnaround of vehicles.
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