• 介绍了物理化学特性燃烧机理,硼的点火延迟、燃烧效率其本身特性所决定的。

    Physicochemical properties and combustion mechanism of boron are introduced. Long ignition delay time and low combustion efficiency are due to the properties of boron itself.

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  • 光化学点火延迟时间初始爆炸温度压力降低而增长

    When the temperature and pressure behind incident shock wave decrease, the photochemical ignition delay times will increase.

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  • 计算结果比较理想,全部推进剂点燃,并且点火延迟时间减小了。

    The results are better, which show that all portions of propellant are ignited, and the ignition delay is shortened.

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  • 为了合理确定液体燃料环氧丙烷爆炸抛散比药量点火延迟时间进行相关实验数值模拟研究

    In order to determine the proper ratio of center charge with propylene oxide fuel (RCF) and ignition delay time, corresponding experimental and numerical studies on fuel dispersal are carried out.

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  • 采用理论实验相结合方法确定冲击点火延迟时间明显减少实验量。

    The method combined the theory with the experiment may obviously decrease tests to determine shock ignition time.

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  • 介绍基于故障分析法(FTA)进行固体火箭发动机低温点火延迟故障分析过程。

    The ignition delay fault of solid rocket motor happening in a low temperature based on FTA is analyzed in the paper.

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  • 研究结果表明,基于单项点火试验所做设计改进解决发动机研制初期遇到的点火延迟低温点火失效问题。

    The research indicated that the design modification had been utilized to solve the ignition delay, the ignition failure under low temperature etc ever occurred in the initial design completely.

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  • 改善自发自燃柴油燃料点火延迟时间缩短

    Improves the spontaneous auto-ignition point of diesel fuel, which shortens ignition lag time.

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  • 激光能量密度低于某一临界值时,点火延迟时间随激光能量密度提高而线性变短,然而激光能量密度超过该临界值后,激光点火延迟时间保持恒定

    The delay time of ignition is shorted with the rise of the energy density of laser linearly, but when the energy density increases over a critical value, the delay time keeps constant.

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  • 介绍点火正时检测原理主要对非延迟点火正时电路组成原理进行分析

    The author introduces the detection principle of non-delayed ignition timing light, mainly analyzes its circuit composition and principle.

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  • 利用激波预热燃料采用高温燃气作为引导火焰可以碳氢燃料的点火延迟缩短,火焰传播速度加快,有效解决了碳氢燃料点火延迟长的问题

    The problem of longer ignition delay for hydrocarbon fuel can be effectively solved by means of preheating fuel by shock waves and using hot gas as pilot.

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  • 固体火箭发动机点火一个十分复杂物理化学过程包括三个阶段点火延迟火焰传播燃烧室气体充填

    The ignition of the solid rocket motor (SRM) is a very complex physical and chemistry process, which is composed of three component phases: ignition delay, flame spreading and chamber filling.

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  • 介绍一种电流开关点火精密长延迟纳秒高压脉冲源的研制

    A high voltage nanosecond pulse generator is developed for firing a large current switch.

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  • 建立了推进器点火过程热传导模型利用模型分析了不同因素点火延迟时问影响

    A thermal conduct model of ignition phase was established, with which the effect of various parameters on the ignition delay is analyzed.

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  • 利用燃烧模型进一步研究柴油机燃烧碳烟生成中的一些问题点火延迟时间与混合气浓度关系,排气中的碳烟浓度与混合气油气当量的关系。

    Using a combustion model some problems such as: the relationship between ignition delay and fuel concentration, the relationship between soot concentration and the equivalent ratio of mixt...

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  • 点火延迟时间最大爆炸压力最大压力上升速率影响十分明显

    The effects of ignition delay on the maximum explosion pressure and maximum rate of pressure rise are very noticeable;

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  • 研究结果表明,基于单项点火试验所做设计改进,解决了发动机研制初期遇到的点火延迟、低温点火失效等问题

    According to the single ignition tests results, some measures, such as changing the ignition manners, adjusting the ignition charge etc,...

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  • 研究结果表明,基于单项点火试验所做设计改进,解决了发动机研制初期遇到的点火延迟、低温点火失效等问题

    According to the single ignition tests results, some measures, such as changing the ignition manners, adjusting the ignition charge etc,...

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