查询词典 process furnace

The invention provides an anhydrous hydrogen fluoride production process; reaction raw materials fluorite powder and sulfate are mixed by an external mixer and enter into a converter with jacket; hot air with the temperature of 350 DEG C to 600 DEG C is fed in the jacket; the fluorite powder and the sulfate have chemical reaction and produce hydrogen fluoride; the produced hydrogen fluoride enters into a scrubber from a furnace header to be washed; the washed hydrogen fluoride enters into an intermediate tank from a condenser, and then receives distillation and degasification to prepare the finished product anhydrous hydrogen fluoride; solid residue is emitted from a furnace tail.

本发明提供一种无水氟化氢生产工艺，反应原料萤石粉及硫酸经外混器混合后进入带有夹套的转炉，向夹套内通入350～600℃的热风，萤石粉和硫酸在发生化学反应生成氟化氢，生成的氟化氢气体由炉头进入洗涤塔进行洗涤，洗涤后的氟化氢由冷凝器进入中间槽，然后经过精馏、脱气制得成品无水氟化氢；固体残渣由炉尾排出。

The company produces the processing equipment to be advanced, check-out facility excellent, has the numerical control lathe, the numerical control drilling machine, the machining center, the numerical control gear-hobbing machine, the gear shaper, the fine borer, the universal milling machines, each kind of grinder, the table planer, the booklet bender, the large-scale lathe, the mechanical slicer, high intermediate frequency quenching, the well type, the box-type hardening furnace, the tempering furnace, the automatic welding machine, the X-ray crack detection machine, the cloth, the Rockwell tester; Electric hoist test platform, sound-level meter, varnish film thickness gauge, altazimuth, level; The material analysis laboratory, the metallography analysis room and so on full had guaranteed strictly the vehicle, the mill, dig, rub, pull, the boring, to drill, the ramming, cutting, the angle iron, the chemical examination and the heat treatment and so on complete technical process.

公司生产加工设备先进，检测设备精良，拥有数控车床、数控钻床、加工中心、数控滚齿机、插齿机、精密镗床、万能铣床、各种磨床、龙门刨床、折弯机、大型车床、刨床、高中频淬火、井式、箱式淬火炉、回火炉、自动焊机、 X射线探伤机、布、洛氏硬度计；电动葫芦试验台、声级计、漆膜测厚仪、经纬仪、水准仪；材料分析化验室，金相分析室等充分严格保证了车、铣、刨、磨、拉、镗、钻、冲压、切割、弯板、化验及热处理等全部工艺流程。

Plant in full force to listen to Conger's Guizhou phosphorus furnace installation of the technical presentations and large-scale study of phosphorus furnace of domestic large-scale production plant, based on our technology chosen process route, this selection is undoubtedly the technological development of the enterprise the needs and improve the competitiveness of the enterprise sector reflects the determination.

该厂在充分的听取贵州康格力公司的磷炉装置大型化的技术介绍和考察了国内大型磷炉生产厂的基础上，选用了我们的技术工艺路线，这种选用无疑是该企业技术发展进步的要求和提高该企业的行业竞争力决心的体现。

To improve temperature uniformity,trolley electric furnace heated by three districts, in accordance with temperature arrangement method arrange heating elements, compensation for loss of furnace heat mouth, I District II District III district heating elements layout of the different, but the car high-precision temperature furnace heating and insulation in the process of maintaining three districts temperature consistent.

可为用户定做各种规格尺寸高精度高温台车电炉。为提高炉温均匀性，台车电炉采用三区加热，并按均温布丝法布置加热元件，为补偿炉口热损失，I区II区III区加热元件布置范围各不相同，但使高精度高温台车电炉在升温及保温过程中保持三区均温一致。

The furnace protection process is optimized from the following ways: determining the best fettling time and location for various fettling materials,adjusting reasonably the component of end slag,improving slag splashing effect,regulating nitrogen pressure,meeting demands for slag splashing,and so the cost of furnace protection is reduced.

认真分析和实验，从三个方面对护炉工艺进行了优化：确认各种不同补炉料的最佳补炉时间和位置，合理调整终渣成分、改善溅渣效果，调整氮气压力，满足溅渣需求，对护炉工艺进行了优化，从而降低了护炉成本，取得了明显的经济效益。

After having compared the cupola furnace with electric arc furnace on the characteristics of the process of producing spheroidal graphite cast iron steel ingot module and their application effects, the results show that it will prolong the life of steel ingot module and improve the quality of steel ingot by applying arc furnace to melt spheroidal graphite cast iron steel ingot module.

电弧炉技术在球墨铸铁钢锭模生产上的应用赵海兵任元和李梅曹志张涛摘要将冲天炉和电弧炉这两种生产球墨铸铁钢锭模的工艺特点及应用效果进行对比，结果表明，采用电弧炉冶炼球墨铸铁钢锭模能够提高钢锭模使用寿命，改善钢锭质量。关键词球墨铸铁模耗A

Induction Furnace Carburizing Furnace;■ cupola furnace by carbon;■ process by double-carbon;■ steel package with the flow of hot metal by carbon.

感应电炉炉内增碳；■冲天炉炉内增碳；■双联工艺增碳；■炉前铁水包随流增碳。

Consequently, the permeability of cohesive zone in blast furnace can be improved and the total pressure drop in blast furnace can be decreased by use of such sinters. In order to ensure proper MgO content in the BF slag and improve the RDI of sinter, a new process of adding MgO in BF is proposed.MgO; sinter; blast furnace; cohesive zone

本文考察了MgO对烧结工艺及烧结矿冶金性能的影响，提出了合理添加MgO新工艺的建议。1 MgO对烧结工艺的影响1.1 烧结试验在实验室条件下，以各种铁精矿粉为原料，使用j6150 mm烧结杯系统，考察MgO含量对2种碱度(R=1.36和R=1.76)烧结工艺的影响，烧结试验中的MgO以白云石的形式添加，MgO的质量分数分别为1.3 、1.7％、2.1 、2.6 和3.0％，其他烧结工艺参数见表1.1.2 试验结果及。。。。。。

In order to solve these problems, a new integrated optimizing control strategy based on production is presented, which forms a closed loop between reheating furnace and roughing mill, making the production of reheating furnace meet the requirement of roughing mill. In this way, energy consumption can be reduced, the production process can be optimized, and the production security of rolling process can be quaranted at the same time.

针对这些问题，提出了基于生产目标的热轧过程集成优化控制策略，将加热炉和粗轧机组成一个有机的闭环系统，使加热炉的生产能够满足粗轧机轧制生产的需要，通过对热轧过程的建模和优化，达到节能降耗、保障轧制生产安全、优化生产过程的目的。

The state-of-the-art of chemical process and equipment intensificationtechniques is reviewed. A novel concept of compact industrial furnace isproposed, in which tube with static mixer for partly intensification is determined. 2 A virtual engineering scale-up approach is put forward. The key points toimprove the scaling-up efficiency include two tools: one is rapid generationtechniques for computational models in which a re-use library is built, the otheris rapid prototyping manufacturing, employed for rapid generation forexperimental models.3 The tube is the key component for industrial furnace. Material microstructure,high temperature strength, and casting process of the tube with static mixer arediscussed as compared with those of traditional tube. Some special features ofthe static mixer tube are demonstrated.4 An evaluation method of velocity-based disturbance effect of fluid field wasproposed.

主要内容包括： 1、总结了化工过程强化技术的现状和强化研究的途径，提出了紧凑式工业炉的概念，确定用静态混合式炉管进行局部强化。2、提出了静态混合式炉管应用的虚拟工程放大研究方法，指出研究中提高效率的关键是计算模型快速生成技术和实验模型的快速原型制造。3、对工业炉的关键部位——炉管，从材料成分、强度、制造等方面对静态混合式炉管的设计、制造进行了分析，与常规炉管对比，说明了静态混合式炉管的独特性和要求。4、应用快速原型方法，迅速、准确地得到了符合精度、强度要求的静态混合式炉管模型，产品的精度和强度完全符合要求，提高了模型制造效率。5、应用计算流体动力学方法，进行静态混合式炉管的工程放大研究。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。