燃烧中的

The invention is capable of increasing the air pressure in the air inlet manifold and improving the aeration coefficient in the cylinder while in instantaneous acceleration, thereby changing the combustion conditions of the internal combustion engine at a medium and low speed, resolving the problem of the poor accelerating performance of the turbocharger at the medium and low speed, improving the output torque at the medium and low speed, optimizing the accelerating performance and greatly shortening the acceleration response time of the automobile; moreover, because the fuel is fully burned, the utilization factor of the fuel is also improved and the discharge capacity of the internal combustion engine is reduced.

本发明能够增加进气歧管内的空气压力，提高加速瞬时缸内的充气系数，从而改变内燃机中低速的燃烧状况，并改变涡轮增压机中低速加速性能差的问题，提高中低速的输出扭矩，优化加速性能，使车辆的加速响应时间大大减短；同时，由于燃料获得了充分燃烧，也提高了燃料的利用率，降低了内燃机的排放量。

The invention discloses a measuring method for firing conclusion and gas flow rate in the process of liquid, gas fuel firing, which comprises the following steps: positing three points on fuel transmission pipe, air pipe and gas pipe, setting regular measuring device or sampling device, measuring the flue's element and flow rate of point 1, air element of point 2, and gas element of point 3, inputting the data of three points into computing unit, computing air flow rate Mair, gas flow rate Mgas and firing conclusionηB by the element of air, flue, and gas and flue flow rate Mburn.

本发明公开了一种液体、气体燃料燃烧过程中燃烧完全度和燃气流量的确定方法，步骤为：在燃料输送管道、空气管道和烟气管道上分别设置三测点，并安装常规的测量装置或取样装置；分别测量测点1的燃料成分和流量；测点2的空气成分；测点3的燃气成分；将三测点的测量数据输入计算单元；根据空气、燃料和燃气的成分以及燃料流量M burn ，计算空气流量M air 、燃气流量M gas 和燃烧完全度η B 。

With this model,the temperature growth process and temperature distribution of unit wall of epoxy resin,7740# glass,microcrystal glass and silicon units filled with lead styphnate were obtained by numerical simulation.

根据燃烧传热原理，建立了阵列单元燃烧传热过程的一维有限差分模型，运用此模型对装填斯蒂酚酸铅的7740玻璃、环氧树脂、微晶玻璃和硅药室单元燃烧40~80 ms过程中室壁温度成长和温度分布进行了数值模拟。

Based on the conversation equations for hydrodynamics and chemical reaction dynamics, by adopting the k-e turbulent model and the EBU-Arrhenius combustion model, the SIMPLE algorithm was used to investigate numerically the methane-air premixed gas vented explosion process in the two-dimensional space of the spherical vessel with a conduit for explosion venting.

为了得到球形容器内可燃气体的泄爆强度产生机理以及燃烧火焰与压力传播的基本规律，从流体力学和化学反应动力学守恒出发，采用κ-ε湍流模型和EBU-Arrhenius燃烧模型，利用SIMPLE算法对带泄爆导管的球形容器二维空间内甲烷－空气预混气体的泄爆过程内外场进行了数值计算，获得了气体燃烧过程中火焰和压力传播特性以及气体流动特性，能够比较清晰地反映泄爆的整个过程。

In this reaserch, the combusion characteristics of coal in the special circumustance of calciner have studied, involving the catching fire properties, kinetic features of combussion and interaction of coal with CaCO〓 etc.

本研究对煤在分解炉内的燃烧特点进行了研究，根据煤在分解炉中燃烧的环境和特殊条件，对煤的着火特点、燃烧的动力学特性、煤与碳酸钙的相互作用等进行了分析和研究。

Isocyanic acid plays an important role in combustion and atmospheric chemistry. It is a potential agent for effectually eliminating nitrogen oxides in exhaust gas streams.

异氰酸在燃烧和大气化学中起着重要的作用，它可以从燃烧的废气中快速除去有毒的化合物。

In this paper,characteristics of generating hydrogen from methane wet air catalytic reforming reaction on the premixed chamber wall with Ni katalyst was done with numerical simulatio.

0，对甲烷/湿空气在壁面涂有含稀土的镍基催化剂的微细预混腔中催化重整产氢特性进行了数利用碳氢燃料和湿空气中水蒸气预混催化重整产氢来强化燃烧，以实现微尺度下燃料的持续稳定高效燃烧。

Combined with petrographic observation, simulation conditions of BF tuyere, the burning ratio of different coal sample has been studied.

模拟高炉风口工作条件，测定不同煤粉的燃烧率，结合岩相分析得到：随着煤粉中镜质组含量的增加，煤粉的燃烧率逐渐降低，镜质组含量在30~40%时煤粉的燃烧率较高。

The nature of coupling between combustion and fracture are twofold in the convecting combustion process of crack cavity. On the macroscopic scale; the coupling appears as the energy and mass transforming between the solid phase of the cracked body the gas phase of the flow field. On the microscopic scale, the coupling induces the evolution of the microstructures, which leads to degradation of mechanical properties of solid materials.

从燃烧断裂耦合的内在形式来看，包括两大方面的内容：在宏观表象上，表现为在含能材料裂纹的对流燃烧过程中，固相裂纹体和对流燃烧流场之间的质能交换形式的热力耦合；在微细观运动方面，热和力的作用诱发固体材料微细观运动和组分、结构的变化，最终改变固体材料的宏观力学性能，表现为固体材料的热力损伤过程。

A wide range piezoelectric pressure gauge was used to measure the pressure at different position in some DDT experiments on three kinds of energetic materials(JO-9159,composition B,and one propellant).

在三种不同的含能材料(JO-9159、B炸药和某推进剂)燃烧转爆轰实验中，使用高量程Y-YD-1254型压电式压力传感器对燃烧转爆轰实验中管内不同位置处的压力进行测量。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。