查询词典 combustion engine

A rotary engine is an internal combustion engine, but it works in a completely different way than the conventional piston engine.

旋转式发动机是一种内燃型发动机，但是它与传统的活塞式发动机完全不同。

In order to reduce the maximum combustion pressure and the NO, emission, it adopts smaller advance angle of fuel delivery. In most conditions, the combustion starts after TDC; the maximum rate of pressure rise, the combustion pressure and the heat release rate are lower; their relevant phases are retarded.

结果表明，为降低最大燃烧压力及NO、排放，小缸径直喷增压柴油机采用的喷油提前角较小，柴油机在大部分工况下，燃烧始点较迟，最大压力升高率、最大燃烧压力较低，其对应相位较迟，放热规律也较低。

According to the principle of energy conversion and conservation in fuel combustion, the study is made to automatically control boiler combustion and to supervise boiler thermal efficiency real time on line. Representing fuel caloricity signal and on line thermal efficiency signal with the flame parameter, the combustion automatic control system has been successfully put into operation.

引 言在电力工业生产中，发电厂锅炉消耗大量的燃料，如何提高锅炉运行效率以节约能源，是人们长期力求解决的课题，从燃料燃烧的能量转换和守恒原理出发，对锅炉燃烧自动控制系统和锅炉热效率在线实时监测进行了一系列的探讨，找到了一个用火焰参数代表燃料发热量的能量信号和在线热效率信号。

CFB clean coal power generation technology is a kind of combustion technology for power generation, it is the internal combustion in circulating fluidized bed boiler with coal particles, and at low-temperature combustion furnace conditions add to the amount of limestone achieve desulfurization, denitration cleanliness coal power generation technology.

CFB发电技术是煤清洁燃烧发电技术的一种，它是在循环流化床锅炉内燃用颗粒煤，并在低温燃烧状况下向炉内加入适量石灰石实现脱硫、脱硝的洁净煤发电技术。

The essential content of this model is that the real combustion law of the charge is reflected by experimental functional relationship of producing rate of propellant gas and pressure, and the combustion process of the charge in closed-bomb is divided into progressive and digressive burning process by using the judge of relative pressure impulse Z, then the whole combustion process of the charge is applied in the interior ballistic calculation.

该模型的本质内容是用实验的〓～P反映装药的实际燃烧规律，通过相对压力冲量Z对分裂点的判断，将装药在密闭爆发器中的燃烧划分为增面燃烧和减面燃烧两个阶段，并对应的将其应用到装药计算的全过程中。

According to the characteristic of mixture combustion of air and gas, it's said that combustion system adopts the technology of double-cross amplitude limitation and cascade proportional control, also designs the implementations of furnace pressure, wind pressure, gas pressure and regenerative combustion system in the article.

2根据空气和煤气混合燃烧的特点，提出了燃烧系统采用双交叉限幅串级比例控制技术，并设计了炉压、风压、煤气压力、蓄热式燃烧系统的实施方案。

Some conclusions are followed:(1)the reaction ratio of boron is 12% in primary combustion;(2)the degree of agglomeration can be decreased adopting boron coated with AP;(3)the content of oxygen is very important for afterburning efficiency;(4)the afterburning efficiency will be changed with different air-gas ratio;(5)the head distance of after-burning chamber is increasing, the circumfluence in the head of after-burning chamber is stronger and the distribution of fuel backward the after-burning chamber is more well-proportioned.(6)the combustion efficiency of DR will be improved by increasing the area of fuel nozzle.(7)the angle between dual air-inlets have complex influence with the combustion of DR.

通过本项研究，取得如下结论：（1）一次燃烧硼反应比例在12～15％之间；（2）AP包覆硼，可以降低硼结团度，有利于一次燃烧喷射效率的提高，也有利于硼在补燃室进行二次燃烧；（3）进气空气中的氧含量对二次燃烧非常重要；（4）对于一定配方的含硼富燃推进剂，不同的空燃比，二次燃烧效率不同；（5）补燃室头部距离的增加能增强补燃室头部回流以及提高燃料在补燃室后段分布的均匀性；（6）在一定范围内，增加一次燃气喷嘴面积能提高冲压发动机燃料的燃烧效率；（7）进气道夹角对补燃室内燃料的燃烧影响复杂。

Standard combustion heat is it is with products of combustion consult the relative value of content, because this has pair of products of combustion to make strict provision only, heat becomes ability enkindle useful thermodynamic data.

标准燃烧热则是以燃烧产物为参照物的相对值，因此只有对燃烧产物做严格的规定，才能使燃烧热成为有用的热力学数据。

A combustion simulation adopting the Reynolds stress model and the Laminar Flamelet model was performed to determine the effect of humidity in the combustion air on temperature, velocity and NO distributions of methane/air diffusion combustion in a swirl combustor.

采用湍流雷诺应力微分模型和层流小火焰模型，对湿空气透平带旋流器的燃烧室内甲烷扩散燃烧过进行了数值模拟。

We can provide various Super Fuel Saver for improving the combustion , fuel oil boilers from appliance boilers to heat power boilers, various combustion furnaces, and internal combustion engines in automobiles (two-cycle and four-cycle, diesel and gasoline), trucks, ships and jets, where the fuel employed is liquid or gaseous hydrofuels, such as oil, gas, natural gas, propane, kerosene, gasonline, fuel oil, butane, ect.

我们可以提供各种超级燃料金丹改善燃烧，燃油锅炉从家电锅炉热电站锅炉，各种燃烧炉与内燃机汽车(双周期和四周期，柴油和汽油)，卡车，船只和飞机，凡受聘燃料是液态或气态hydrofuels ，如石油，煤气，天然气，丙烷，煤油， gasonline ，燃油，丁烷等。

The system can be widely used in belt weighing and batching process control,etc.

介绍了基于智能模糊控制的嵌入式配料系统的设计方法，对模糊PID控制过程和系统调零作了重点的讨论，同时给出了PID控制的程序流程图和系统定长调零子程序。

"I dunno," she answered,"but if you show me aroun', I'll recognize it from the lighthouse just outside the porthole."

"我不知道，"她回答说，"如果你能带我转转，我能认出来的，因为灯塔就在舷窗外。"