查询词典 coking

A new kind of PFC-PID control method is proposed for nonlinear industrial coking equipment with applications to chamber pressure control of coking furnace.and liquid level control of fractionator. Real-time operations have shown improved control performance.

7针对炼油工业中的非线性焦化生产装置提出了一种PFC-PID控制方案并成功地应用到加热炉炉膛压力和分馏塔液位的控制中，实际运行取得了明显效果。

The theories on pyrolysis and coking and hydrogenation of heavy oil are used to know the liquefaction and gasify and coking of coal. 3. The results of particle feeding in the hot plasma jet (1) By using the cold state of spraying the diesel oil mist transversely in the air flow at the subsonic and ultrasonic speed to imitate the stress condition and motion trace of coal powder in the plasma jet, it shows that with the speed of air flow changed from subsonic speed to ultrasonic speed, the uniformity of mixture between the coal powder with certain speed and air flow becomes worse, mixture length becomes shorter, which agrees with the law of momentum transfer.

三、热等离子体射流中颗粒注入研究的结果(1)利用柴油油雾在亚、超音速气流中横向喷射冷态模拟煤粉在等离子体射流中的受力和运动轨迹，结果表明随着气流速度由亚音速向超音速增加，一定速度的煤粉与气流混合均匀度变差，混和长度增加，符合动量传递规律。

Both of the new hard coking coal assessments reflect quality of 64% minimum coke strength after reduction, 9% maximum air dried ash, and 25.5% maximum air dried volatile matter, with recognized premium hard and hard coking coals of differing quality normalized to the Platts specification basis.

上述两种新硬炼焦煤估价反映的质量均为还原后强度不小于64%，风干灰分不大于9%，风干水分不大于25.5%，认可的优质硬炼焦煤和质量不同的硬炼焦煤按照普氏的规格基准进行正常化处理。

Based on the evaluating coking paraffin oils characters totally, the paper discusses processing methods by using coking paraffin oil in Lanzhou Petrochemical Company.

本论文在焦化蜡油性质综合评价的基础上，探讨了兰州石化焦化蜡油加工方案。

Medium temperature pitch mixed into coal coking test was carried out in test coking oven.

利用试验焦炉进行了中温沥青配煤炼焦试验，结果表明，中温沥青在配煤炼焦时可以起到粘结剂的作用，配入适量的中温沥青后焦炭质量明显提高。

A dynamic catalyst coking model and multi-variant linear regression model are used to estimate the parameters of catalyst coking model.

提出了采用动态结焦模型以及新鲜催化剂结焦速率的线性回归模型来估计结焦模型参数的方法。

Shanxi Coking Coal Company is China's largest coking coal company.

山西焦煤公司是中国最大的炼焦煤公司。

Second, China's Baosteel to expand investment in coking coal mines in order to meet the demand for coking coal

第二，中国的宝钢，扩大炼焦煤矿投资，以满足对焦煤的需求

Experimental results have shown that if pentaerythritol or starch are used as coking reagent,and if the proportion of deaquation catalyst to coking reagent to bubbling reagent is 5∶1 5∶3 5 and the ratio of blending stock to basic paint material is 7∶3,the fire retardant paints will relatively achieve its best fire resistant properties.

实验发现，采用季戊四醇、淀粉作为成炭剂，脱水成炭催化剂∶成炭剂∶发泡剂＝ 5∶1.5∶3.5、填料∶漆基料重＝ 7∶3时，涂料的防火性能较佳。

The mathematic relationship between coking coal's characters and coke reactivity index and coke strength after reaction was studied.Main effect factors were analyzed by dynamics model formed by metaplast and mesophase.Taking metamorphic degree of coal, coal maceral, caking property, ash and the content of K_2O and CaO as independent variable, forecasting model was set up by the coking tests with 25 kinds of coals used in the industries.It concludes that exinite in coal makes CRI increase and CSR...

以研究炼焦煤性质与焦炭反应性、反应后强度之间的数学关系为目的，通过胶质体和中间相形成动力学解析导出模型的主要影响因子，以煤的变质程度、煤岩组成、粘结性、灰分及K2O和CaO含量等因素为自变量，由25种工业用煤的炼焦试验，建立出预测模型，并得出壳质组使反应性增大及反应后强度降低；K2O催化作用强于CaO，且两者的催化作用均随煤的变质程度不同而不同等重要结论。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐