1) quench box
急冷箱
1.
Structure of a new type of quench box has been analyzed through the experimental study and its performance has been comprehensively evaluated in the light of fluid dynamics, mass transfer and heat transfer.
通过试验研究,对新型急冷箱结构进行了分析,从流体力学、传质、传热三方面进行了性能综合评价,并与国外急冷箱进行了比较,结果表明新型急冷箱结构性能优良。
2.
New types internals of hydrogenation reactor such as ERI inlet diffuser, ERI, BL gas/liquid distributor, and ERI, BL quench box have been developed by Equipment Research Institute of LPEC with a special hydrogenation reactor test unit.
在专用的加氢反应器试验装置上,中国石化集团洛阳石油化工工程公司设备研究所开发了新型加氢反应器内构件:ERI型入口扩散器、ERI型和BL型气液分配器、ERI型和BL型急冷箱,并将这些内构件与美国联合油公司开发的UOC型反应器内构件进行了比较。
2) quenching
[英][kwentʃ] [美][kwɛntʃ]
急冷
1.
Technical factors for preparation of insoluble sulfur,such as stabilizer,quenching,purification and oil-treating were discussed.
探讨了不溶性硫制备过程中工艺因素的作用,如稳定剂、急冷、提纯、充油。
2.
Existing defects of present quenching tower and process in China's acrylonitrile production plants were analyzed.
针对国内现有丙烯腈生产装置急冷工艺所存在的缺陷,经热模试验、冷模试验分析研究和工业试验修改验证,开发了一种新的急冷工艺。
3.
Skeleton catalysts, such as Ni-Al-Fe-Mo, Ni-Al-Fe-B, Ni-Al-Fe-B-Si and Ni-Al-Fe-Cr (a joint name called Ni-Al-X) , were prepared by quenching.
采用急冷方法制备了Ni-Al-Fe-Mo、Ni-Al-B、Ni-Al-Fe-B-Si、Ni-Al-Fe-Cr等多种骨架镍催化剂(统称Ni-Al-X),在磁稳定床反应器中用Ni-Al-X催化剂进行己二腈加氢制备己二胺的应用研究。
3) quench
[英][kwentʃ] [美][kwɛntʃ]
急冷
1.
The effects of quenching on strength of Si3N4-SiC composite materials sintered in oxidizing atmosphere are studied in the paper.
研究了急冷处理对氧化烧结氮化硅结合碳化硅复合材料强度的影响,结果表明,经急冷(1400℃)处理制备的试样强度有明显提高。
2.
light hydrocarbon raw material became heavier and cracking furnace dilution ratio increased for Daqing Petrochemical Company ethylene unit,original design for quench system flow and heat exchange capability has many defects.
大庆石化乙烯装置轻烃原料变重、裂解炉稀释比增加,急冷系统流程和换热能力原设计存在许多不足,自装置1986年开工以来急冷系统一直不能正常运行,没有有效的方法回收和利用裂解炉流出物中热量,虽然经过多次技术改造运行状况有所改善,始终没有从根本上解决问题。
4) rapid solidification
急冷
1.
The influence of the rapid solidification process on the properties of the Cu-Sn powder was investigated.
结果表明 ,使用同样的设备 ,急冷组合雾化与单一雾化相比 ,能使粉末更加细化。
5) quench condensation
急冷冷凝
6) Cold box
冷箱
1.
Cold box internal leakage of a 18000m~3/h air separation unit has been introduced.
介绍了新钢18000m3/h空分设备冷箱内泄漏的经过,详细分析了冷箱内泄漏和制氩系统堵塞的原因,简述了处理措施和经验体会。
2.
After investigation, the block in cold box EA-359 in ethy-lene plant was the main reason which lead to the increase of outlet pressure.
两台并联的裂解气压缩机同时出现出口压力升高的情况而非单台压力超高,经现场确认,导致乙烯装置裂解气压缩机排出压力逐渐升高的原因是冷箱EA-359出现了堵塞。
3.
Operation and trouble shooting in the case of trouble of cold box,which is a core equipment in Braun ammonia processes introduced.
介绍在布朗合成氨工艺中占核心地位的冷箱处于故障情况下的生产方式和解决措施。
补充资料:耐急冷急热性
分子式:
CAS号:
性质:又称耐急冷急热性,耐热崩裂性,耐热冲击性。耐火材料抵抗温度的急变而不破坏的性能叫耐热震性。当制品突然受热(或受冷)发生膨胀(或收缩)时,由于其各部分的变形互相受到制约而产生热应力。当这种热应力超过制品内部的结合力时,制品就产生崩裂或剥落而破坏。耐火制品的耐热震性以实验方法测定。制品的耐热震性除受传递条件影响外主要取决于其热膨胀性、导热性、断裂韧性等,同时也与其组织结构、形状和尺寸等有关。为了防止耐火材料在使用时,因温度急变而引起崩裂,要求耐火材料具有良好的耐热震性。
CAS号:
性质:又称耐急冷急热性,耐热崩裂性,耐热冲击性。耐火材料抵抗温度的急变而不破坏的性能叫耐热震性。当制品突然受热(或受冷)发生膨胀(或收缩)时,由于其各部分的变形互相受到制约而产生热应力。当这种热应力超过制品内部的结合力时,制品就产生崩裂或剥落而破坏。耐火制品的耐热震性以实验方法测定。制品的耐热震性除受传递条件影响外主要取决于其热膨胀性、导热性、断裂韧性等,同时也与其组织结构、形状和尺寸等有关。为了防止耐火材料在使用时,因温度急变而引起崩裂,要求耐火材料具有良好的耐热震性。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条