查询词典 heat value

This paper presented a practical mathematical model of coordinated control object of supercritical pressure unit, adopting observer to estimate coal heat value, and design a synthetic coordinated control system with state feedback based on increment function observer-KDx, PID, intelligence control and British thermal unit.

该文给出超临界机组协调受控对象的一种实用数学模型，采用观测器预估燃煤的热值，设计一种基于增量式函数观测的状态反馈+串级PID+智能控制+热值补偿的综合型协调控制系统。

Because of the fuel-rich propellant's high heat value and combustion temperature, the common stainless steel crucible and oxygen bomb's parts are always burned in the combustion heat testing process. In order to realize the proper testing of combustion heat, some fireproof materials characteristics and their application in the combustion heat testing of fuel-rich propellant were studied. Those fireproof materials include acid washing asbestos, C/C compound materials, Al2O3 chinaware and tungsten crucible.

含金属富燃料推进剂由于热值高、燃温高，在燃烧热测试过程中普通的不锈钢坩埚及附件经常被烧毁，为了正确测试金属富燃料推进剂燃烧热，对酸洗石棉、碳／碳复合材料、Al2O3陶瓷坩埚和金属钨坩埚的基本耐烧蚀特性和在金属富燃料推进剂燃烧热测试中的应用进行了实验研究。

Then we can solve the couple of atmosphere and temperature with fuzzy decouple control, and it is feasible to decouple by use of the functional relation of temperature, atmosphere and heat value.

对气氛与温度之间的耦合使用模糊解耦控制，利用温度、气氛和热值三者的函数关系式进行解耦是可行的，能达到良好的解耦效果，并进行计算机仿真，表明本文采用的智能解耦控制方案具有较好的控制效果。

Results showed that the chloride-molten salt mixture has low melting point,proper latent heat value,and preferable thermal stability at high temperature.

实验结果表明：氯化物的混合熔盐具有较低的熔点，合适的潜热值及高温下良好的热稳定性的特点。

Liquefied Petroleum Gas is a kind hydrocarbon mixture with high heat value.

液化石油气是一种以C3和C4为主要组成的液态烃的混合物，具有热值高。

The results show that stone coal is with high ash, high sulfur and low heat value.

结果表明：石煤具有高灰、高硫和低热值的特点。

Stone coal is a low-grade coal, with low heat value, high sulfur and ash contents.

循环流化床燃烧[2]作为一种高效的洁净煤技术，近年发展较快，该技术的一大优点就是适宜燃用石煤、垃圾之类的低热值燃料。

For getting pure high-speed-steel tool grinding swarf,the pre-treatment was needed.The multi-alkaline slag could not only meet the need of high heat value,low oxidation and good fluidity,but also increase the recovery ratio of alloys and wipe out impurity.

由于其杂质含量高且细小(80～ 12 0目)，并且由于冷却介质的作用使磨屑易于生锈并结块，无法直接利用，一般被作为工业垃圾废弃，从而造成了W、Mo、Cr、V等稀有合金的浪费，且污染了环境。

Combustion control methods in common use includes zirconium oxide oxygen measuring analysis, heat value analyzer, multiple-object expert optimizing, and fuzzy control and so on, each of which has some excellences and disadvantages.

常用的燃烧控制方法包括氧化锆残氧分析、热值分析仪、多目标专家寻优、模糊控制等，这些控制方法各有优缺点。

Heat value relates to lignose content and benzene-ethanol extractive content linearly.(3) Of all the 12 tree species,Schima superba, Castanopsis hystrix, Myrica rubra have the strongest resistance to fire; Machilus pauhoi, Mich elia macclurei, Mytilaria laosensis, Camellia olifera and Manglietia tenuipes are relatively strong in fire-resis tance, and Lithocapus thalassica, Tsoongiodendron odorum, Cunninghamia lanceolata and Pinus massoniana are weak in fire-resistance.

木质素含量和苯-乙醇抽取物与总发热量有线性相关关系；(3)由多目标决策方法对12种树的抗火性能综合排序，木荷、红椎、杨梅的抗火性强，刨花楠、水老排、火力楠、油茶和木莲的抗火性中等，稠木、观光木的抗火能力较弱，杉木、马尾松的抗火能力弱。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失