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- Based on this,the effect of downcomer diameter and h... 所获得的结果对气升式反应器的设计优化具有指导意义。
- He then ordered another god to come downtake the two high mountains away. 玉帝被愚公坚韧不拔的精神所感动，便派大力神把两座大山背走了。
- The gas holdups both in the riser and the downcomer slightly decreased with an increase in superficial liquid velocity. 各级内上升管和下降管的气含率均随表观液速的增大而减小，但影响程度较小。
- Structure and operating performance of new fixed valve tray with suspending downcomer (DJ - 5 tray) was introduced. 新型固定阀悬挂降液管塔板是一种新型大通量高效DJ塔板。
- DOWNCOMER BACKUP FLOOD： Downcomer is totally full of froth; liquid backs up on tray. 降液管液泛：降液管被完全充满，液相回流到塔盘。
- Based on the advancement of the downcomer,some opinions of the downcomer research were presented. 针对当前板式塔降液管研究的进展情况,提出了一些关于降液管研究方向的看法。
- In moist season, millipede would in vade your home from downcomer and green belt around home.Swarm millipedes would let you feel thrillingness. 在潮湿的季节,千足虫会从下水道和绿化地带向您的工作、生活空间侵入,成群成片的数量会使您感到毛骨悚然。
- The increase in inventory, downcomer diameter and downcomer height is helpful to maintain the normal operation of system. 增加系统藏料量、循环管直径、副循环供料床高度和直径均有利于维持循环系统的正常操作。
- There are four control nodes in the model, including primary side, downcomer region, boiling region and water separator region on secondary side. 可以模拟:从一次侧到二次侧的传热,一次侧和二次侧的质量、能量动态特性,水位动态等。
- In normal operation, the liquid of bottom tray flows to 1 st space through downcomer and overflows to 2nd space over the baffle. 正常情况下底层塔板液相回流经降液管流入第一空间后再经隔板溢流至第二空间,但在分馏塔负荷太低或在操作波动情况下,易出现第一空间中无液体即干釜现象。
- The characteristic configuration and performance of the downcomer that DJ trays employ are appropriate for operations at high liquid rates. DJ塔板系列具有独特的降液管型式,其结构和性能适用于高液通量操作;
- Heat transfer characteristics in the RPV downcomer were studied and the numerical results well matched the experimental data. 分析了压力容器下降环腔的壁面换热特性，数值模拟与实验结果吻合良好。
- A method for estimating downcomer gas holdup was proposed.Experimental data on both external and internal ALRs were compared with the theoretical predictio... 解的结果包括气含率、气体和液体速度等,作者将模型计算结果与大量的实验数据进行了比较,两者相符较好。
- The design project of a fixture for jointing a downcomer hard pipe of the MAZIDA automobile was introduced,including locating,clamp method and locating error calculation etc. 介绍了马自达汽车下水硬管焊接夹具的设计方案。
- After looking up, this is really take outside the downcomer and the air conditioning machine as a way, skids burglary gang which the window enters the inner rooms. 经查，这果然是个以落水管和空调外机为路径，撬窗入室的盗窃团伙。
- In order to research its natural circulation, the downcomer part and the riser part is distinguished, where there are no mass and energy transferred between them. 该模型为体现其自然循环的特性，将下降段与上升段区分开，并假定两者之间不存在质量和能量的交换。在处理两相流区域时采用比较准确的漂移流模型。
- An internal airlift loop reactor(ALR) is built,with air-water two-phase mode as the object of study,a manometric method is used to determine the gas holdup in the riser and downcomer. 建立了气升式内环流反应器的冷模实验装置,以空气-水两相系统为研究对象,采用压差法测定了反应器降流区的气含率和升流区气含率,采用体积膨胀法测定了反应器总体平均气含率。
- The problems are presented of the bricks on the conical bottom of the localized coal-water slurry gasifier, quench ring and downcomer cylinder in operation in the large nitrogenous fertilizer plant. 摘要介绍了国产化大氮肥水煤浆气化炉锥底砖、激冷环和下降筒在使用中出现的问题。
- By transformation of the downcomer of the Claus gas separator,methanol entrainment by Claus gas is eliminated,the oil content in the methanol in the system reduced,and good economic benefit obtained. 对克劳斯气分离器降液管改造后,消除了克劳斯气夹带甲醇的现象,降低了系统甲醇中的油含量,取得了较好的经济效益。
- Based on this, the effect of downcomer diameter and height in the reactor were investigated, liquid circulating velocity and gas hold-up in the riser increased with draft-tube diameter. 在此基础上，使用计算流体力学模拟的方法考查了反应器内的导流筒直径和导流筒高度对反应器内两相流动的影响，导流筒直径增大，液相循环量增大，上升段气含率增大；
