Hydrogen injection and scramjet ignition testing.
氢注入及冲压点火测试。
It achieves hypersonic speed using a special sort of engine known as a scramjet.
它通过一种叫做超音速燃烧冲压式喷气发动机的特殊发动机来实现超音速。
The methodology for scramjet combustor performance analysis and evaluation is build up.
提出了超燃冲压发动机燃烧室的性能分析评价方法。
But how does NASA plan to get the scramjet to the supersonic speeds necessary for sustained flight?
不过，太空署要如何使得超燃冲压发动机进入持续飞行需要的超音速呢？
The model of combustion efficiency for scramjet combustor is analyzed and presented in this paper.
本文分析及提出了超音速燃烧冲压发动机燃烧室燃烧效率的数学模型。
Scramjet Engine technology is a new type of propulsion technology with bright application prospect.
超燃冲压发动机技术是一项新型的、具有广阔发展前景的推进技术。
Regenerative cooling technology is one of the key technologies to thermally protect scramjet chamber.
再生冷却技术是超燃冲压发动机燃烧室热防护的关键技术。
The idiographic work is as follows: 1, the modeling of the scramjet fuel supply system with two phase flow.
具体工作如下：1、含有两相流的超燃冲压发动机燃油供给系统模型的建立。
In final section of this paper, the flow field of two types of supersonic nozzle for scramjet is simulated and analyzed.
最后，本文针对两种构型的超音速尾喷管，对其流场进行了计算和分析。
Scramjet is the perfect propulsive device to hypersonic vehicle, and is a hot issue in current hypersonic technology area.
超燃冲压发动机是高超声速飞行器理想的动力装置，是当前高超声速技术领域的研究热点。
As part of this effort, an integrated scramjet model is about to begin testing at up to Mach 5.6 in a new wind tunnel in Beijing.
作为该项工作的一部分，一个可达5.6马赫的综合冲压模型即将在北京的一个新的风洞内开始测试。
Advanced ramjet technologies are also important for scramjet development, and the Chinese have been active in this area for decades.
先进亚燃冲压技术对于超燃冲压技术至关重要，而中国数十年来在这一领域一直很活跃。
A dual-mode scramjet model engine with a rear-faced step is experimentally investigated with different hydrogen fuel injection manners.
在一个有突扩台阶的氢燃料高超声速冲压发动机模型内研究了氢燃料喷注方式对点火与燃烧效果的影响。
The internal flow fields in scramjet are very complex, due to the interaction of shock waves, expansion waves, boundary layer and strong reactions.
超燃冲压发动机的内部流场很复杂，存在激波、膨胀波、附面层和剧烈的化学反应等相互作用，给数值模拟带来很大的困难。
The uniform design and response surface methodology(RSM) are applied to the multi-objective optimization of a 2-D mixed compression scramjet inlet.
基于响应面法进行了二维混合压缩超燃冲压发动机进气道的多目标优化研究。
Due to extremely short residence time of supersonic airflow, it is difficult to effectively mix and combust for the fuel and air in scramjet combustor.
高超声速气流在燃烧室的停留时间非常短，使得超燃冲压发动机燃烧室内燃料与气流的混合及其燃烧变得非常困难。
Scramjet inlet is of great importance in the hypersonic airbreathing propulsion system and plays significant role in the realization of hypersonic flight.
高超声速进气道是高超声速吸气式推进系统的重要组成部分，对实现高超声速飞行起着关键作用。
Fuel supply control system is the core of the scramjet control system. Its performance and reliability decide the performance and reliability of the scramjet.
燃油供给系统控制是超燃冲压发动机控制系统的核心，它的性能和可靠性决定了整个超燃冲压发动机系统的优劣和发动机的安全可靠。
In such a scheme, a payload vehicle (holding, say, a satellite) would piggyback to high altitude aboard the scramjet, which in theory could reach near-orbital speeds.
在这个方案中，一个载物飞行器(比如说搭载着卫星)将(首先)搭载超燃冲压发动机进入相当高度，理论上能够达到近似轨道速度。
A scramjet is a type of jet engine that USES compressed air in place of conventional turbines to create thrust. Read "U." S. Developing Jets that Fly Five Times the Speed of Sound.
超音速燃烧冲压喷气发动机是利用压缩空气替代常用的涡轮，形成推力的一种喷气发动机。
The Chinese allowed a peek into multiple aspects of their scramjet efforts at the recent American Institute of Aeronautics and Astronautics Joint Propulsion Conference in Cincinnati.
在最近辛辛那提举行的美国航空航天联合推进技术研究所大会上，中国让外界得以一窥其在冲压发动机方面的多个进展。
Scramjet combustor design optimization for a test scramjet model engine is conducted by employing genetic algorithms, and an optimal design much better than original design is obtained.
采用遗传算法对某试验超燃冲压模型发动机的燃烧室构型参数进行了优化设计，所得方案的性能大大优于实际方案。
The longest previous hypersonic scramjet flight test, performed by a NASA X-43 in 2004, was faster, but lasted only about 10 seconds and used less logistically supportable hydrogen fuel.
先前最长的冲压式喷气发动机下极超音速飞行测试，是在2004年由NASA的X-43进行的，速度更快，但只持续了10s。
The research coinstantaneous shows that the boundary transition should be considered, and effective transition method should be adopted to ensure the normal work of the scramjet engine.
同时说明，在超燃进气道设计过程中，需要充分考虑边界层转捩问题，引入有效的边界层转捩控制方法，以保证发动机的正常工作。
The scramjet has some advantages of high flow velocity, high specific impulse and wide operating range which become a viewpoint in the research field of power of Aeronautics and Astronautics.
超燃冲压发动机以其高速、高比冲和工作范围宽广的特点，正逐渐成为当今航空航天动力领域的研究焦点。
Here it would reach supersonic speeds and then shift to its scramjet engine. The scramjet scoops up air and mixes it with fuel so it burns as the mixture flows through the engine at supersonic speeds.
这里它将达到超音速然后超高速冲压喷气发动机切换成工作状态，迎面气流进入发动机，与燃料混合，混合物在超音速状态流过引擎。
Here it would reach supersonic speeds and then shift to its scramjet engine. The scramjet scoops up air and mixes it with fuel so it burns as the mixture flows through the engine at supersonic speeds.
这里它将达到超音速然后超高速冲压喷气发动机切换成工作状态，迎面气流进入发动机，与燃料混合，混合物在超音速状态流过引擎。
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