中英文讲稿(Bilingual Translation):
从刚才这个视频中,大家能看到的是交通拥堵,能听到的是噪音,看不到的还有空气污染。目前我们国家公共交通主要是有地铁、城市轻轨、快速公交系统,也就是所谓BRT,还有普通公交大巴,这些公交系统有利有弊,比如说地铁,它投资大、成本高,施工周期还长,快速公交占用道路资源,空气污染很严重、噪音也大,如何发展绿色环保公共交通,立体快巴成为一种变通之道,请放一段短片。
立体快巴的发明,它是快速公交BRT优点的结合体,也是未来地铁及BRT的一个替代品。大家都知道路面上行驶最多的是什么车?小轿车。但是最矮的是什么车?也是小轿车。一般的城市立交桥的建高都是四米五至五米五,立体快巴的创新点,就是利用轿车之上与立交桥之下的空间来运行,这个立体快巴它最大的特点,它是节省了道路的资源,它效率高、载客多,它能减少主要交通干道的百分之二十五至三十的交通拥堵,它的平均时速是四十公里,它每辆能载一千二百人,就是每一节是三百人,这个立体快巴还有一个优点,就是它施工周期短,它四十公里一年就完工,四十公里的地铁,最快的也要三年。还有一个,现在的公交大巴,它要占据很大的停车场,而这个大巴却不用了,它就停在每个站上就可以,不影响轿车的通行,这是这个大巴里边的内部的环境和它的空间,它有很大的天窗,感觉进去以后没有压抑感。
立体快巴分为两个部分,一个部分就是地面改造及站台的设置,地面的改造它是有两种,有一种可以铺设两条轨道,铺上轨道以后,它会节能百分之三十,两条轨道是横跨两条行车道,这样的话就便于轿车在快巴的底下通行,还可以不铺轨,那不装轨道的情况下,就要在路面上划上两条白印,把自动驾驶技术移进来,它照样走直线,也不会摆动。站台是分为两种,一种从立体快巴的侧面来上下客,另一种这个大巴内是有楼梯的,顶部拉门拉开以后可以上到天桥顶上,从天桥上上下客。它完全利用市政的电力,和太阳能供电系统这两种电力来驱动,它这个市政电,这个驱动叫接力直给电式,利用车自身做导体,车上面加两条滑轨,它有充电桩,这个充电桩只要车一走的过程中,它就触到了,触到了以后,接力式,就是第一个桩碰上了,充电的,它还继续往前走,继续往前走的过程中,实际上还没脱离的时候,下一个充电桩已经和那个轨道又接上了,这种叫接力式供电方式,这也是一种新的发明,在全球也是没有的。这边这个是超级电容,上下客的时候,它是种快速充电方式,快速储电方式,也是快速放电方式,一次充电跑到下一个站,下一个站上下客之后,又跑到下一个站,就是能彻底实现有毒气体的零排放。
短片子里大家能看到,它为什么有超声波出来?这个也怕有些超高的车,误闯到这条道上以后,它会报警,它是用激光扫描的,除了有这个限高楼门架以外,大家都看到了,它后边是一块视频,它会报警,它这个车里边还有灯,还有转向灯,这个大巴需要转弯的时候,它里边的转向灯要亮的,还有它又设置了雷达扫描系统,如果你这个车行驶的过程中,你跑偏了,你离我这个大巴腿壁太近了,它的灯会闪、会报警,减少交通事故的发生,现在大家都知道,很多城市它的信号系统是全部重新设定的,设定的理由就是公交优先,到了路口,红灯自动亮,其他车一定要等它过了以后,其他车才可以放行,我们这种也可以根据BRT信号原理来设置。比如说它需要转弯的时候,如果底下的车也随着它转弯,那这样就不影响,如果影响其他车转弯的时候,也是红灯亮起,其他车暂停,它转完以后,其他车再继续通行。
那么高的一个大巴,宽度是六米,一旦车出事故了,人怎么下来?它应该是全球公共交通领域中最先进的逃生系统,一旦发生火灾,或者是突发事件的时候,它会自动打开,大家可能都坐过飞机,飞机在逃生的时候,它有一个充气的梯,人都滑下去,我是根据那个原理,发明了这种逃生系统,它逃生是最快的。
每辆立体快巴每年它可减少燃油八百六十四吨,减少碳排放二千六百四十吨。目前我们这个立体快巴,第一期阶段论证已经通过了,在八月底之前,所有技术方面的论证,就是完全通过,现在我们北京市门头沟区,它打造一个生态城,它已经规划进去一百八十六公里,今年年底就要动工。
谢谢大家。
Translation:
What you can see from the video is traffic jams, what you can hear is noise, and there is also invisible air pollution. At present, there are mainly 4 types of public transits in China: subway, light-rail train, BRT, and normal bus. They have advantages and disadvantages, for example, subway costs a lot and takes long time to build; BRT takes up road spaces and produces noises as well as pollution to the air. How to develop environmental-friendly public transportation? Straddling bus provides a solution. Let’s watch a demonstration.
The straddling bus combines the advantages of BRT, it is also a substitution for BRT and subway in the future. As you all know, the majority vehicle on the road is car, the shortest vehicle is also car. Normally our overpass is 4.5-5.5 m high. The highlight innovation of straddling bus is that it runs above car and under overpass. Its biggest strength is saving road spaces, efficient and high in capacity. It can reduce up to 25-30% traffic jams on main routes. Running at an average 40 km/h, it can take 1200 people at a time, which means 300 passengers per cart.
Another strength of straddling bus is its short construction life cycle: only 1 year to build 40 km. Whereas building 40-km subway will take 3 years at best. Also the straddling bus will not need the large parking lot that normal buses demand. It can park at its own stop without affecting the passage of cars. This is what the interior looks like: it has huge skylight that will eliminate passengers’ sense of depression when enter.
There are two parts in building the straddling bus. One is remodeling the road, the other is building station platforms. Two ways to remodel the road: we can go with laying rails on both sides of car lane, which save 30% energy; or we can paint two white lines on both sides and use auto-pilot technology in the bus, which will follow the lines and run stable.
There are also two ways in dealing with station platform. One is to load/unload through the sides; the other is using the built-in ladder so that passengers can go up and to the overpass through the ceiling door.
Straddling bus is completely powered by municipal electricity and solar energy system. In terms of electricity, the setting is called relay direct current electrification. The bus itself is electrical conductor, two rails built on top to allow the charging post to run along with the bus, the next charging post will be on the rails before the earlier one leaves, that is why we call it relay charging. It is new invention, not available yet in other places.
The set here is super capacitor, a device that can charge, discharge and store electricity quickly. The power it stores during the stop can support the bus till the next stop where another round of charging takes place, achieving zero toxic gas throughout the process.
About the ultrasonic waves put forth from the end of the bus, that is to keep those high cars or trucks away from entering the tunnel. Using laser ray to scan, cars get too close to the passage will activate the alarm on the bus end. Inside the bus, there are turning lights that indicate a the bus is intending to make a turn to warn the cars inside. Also radar scanning system is embedded on the walls to warn cars from getting too close to the bus wheels.
Nowadays many big cities have remodeled their traffic signaling system, to prioritize public buses, that is to say when a bus reaches a crossing, red light on the other side of the fork will turn on automatically to give buses the right of way. Our straddling bus can learn from this BRT method. The car can make the turn with the bus if that is the direction it wants to go too; if not, the red light will be on to stop the cars beneath while the bus take the turn.
The bus is 6 m in width and 4-4.5 m high. How will people get off the bus if an accident happens to such a huge bus? Here I introduce the most advanced escaping system in the world. In the case of fire or other emergencies, the escaping door will open automatically. I believe many of you have been on a plane. Planes are equipped with inflated ladder so people can slide down on it in emergency. I put the escaping concept into the straddling bus. It is the fastest way to escape.
The bus can save up to 860 ton of fuel per year, reducing 2,640 ton of carbon emission. Presently we have passed the first stage demonstration and will get through all of the technical invalidation by the end of August. Beijing’s Mentougou District is carrying out a eco-community project, it has already planned out 186 km for our straddling bus. Construction will begin at year end.
Thank you.
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