摘要:固定管板式换热器的热应力分析具有相当的复杂性。
Abstract: Thermal stress analyses of fixed tube-sheet heat exchanger are very complex and difficult.
本文所叙正是此项技术在固定管板式换热器中的实际应用。
In this paper, it talks about the technology application in immobility pipe-board type heating exchanger.
预应力技术可以大大降低固定管板换热器的温差应力,因此有良好的应用前景。
The pre-stressed technology has good prospect in development and application for it may greatly reduce the thermal stress of fixed tube-sheet exchanger.
而该滤芯装置之每一滤芯装置管或连同其固定管,于断裂、损坏时,均可更换。
Moreover, each filter element device pipe of the filter element device or connected pipes of the filter element device can be replaced when broken or damaged.
该系统主要为固定管板式换热器设计开发人员提供一种分析、计算和设计的工具。
This system can provide a tool of analysis, calculation and design for the fixed tubesheet heat exchangers.
耦合金属封装件是一整体管结构,或由激光器固定管体、耦合过渡管、以及外封管组成。
The coupling metal packaging piece is of an integral tube structure, or formed by a laser fixing tube body, a coupling transition tube and an outer packaging tube.
本文介绍了超细长比的大型列管式固定管板换热器管系构架组装,穿管和管系与壳体组装工艺。
The report introduces fabricating and assembling process of fixed tube sheets type heat exchanger including tube bundle and shell, tubes passing through tube-sheets , etc.
采用有限元分析软件ANSYS,对某大型固定管板式换热器管板的稳态温度场和热应力场进行了三维有限元分析。
By use of finite element analysis software ANSYS, the steady-state temperature field and thermal stress field in the tubesheet of a large fixed tubesheet heat exchanger were analyzed.
由于结构原因固定管板式换热器所产生的温差应力对设备的安全构成很大威胁。介绍了温差应力产生的原因及降低温差应力的措施。
Equipment safely is threatened with the thermal stress created by fixed-tube sheet exchanger for its structure. Causes of thermal stress have been analyzed and the countermeasures proposed.
这些装满水的管子的重量足以固定住这些保护层,漫出堤坝的河水可以在粗管间溢过。
The weight of these tubes holds the protective layer in place, while the gaps between the tubes permit the overspill to escape.
固定成本上升引起摩尔第二定律:尽管不是完全相同的速率,随着晶体管成本下降,晶圆成本上升。
Rising fixed costs give rise to Moore's Second Law: as the cost of transistors comes down, the cost of fabs goes up, albeit not at quite the same rate.
最初,第一艘攻击型潜艇上装载有一个木制手动升降柄和皮革爆炸管,爆炸管用来把炸药用木钉固定在舰船上。
In the beginning, the first attack subs consisted of a man hand-cranking away in a wood and leather suicide tube while attempting to attach explosives to a battleship using a wooden screw.
定时装置随后开启下面的夹管阀并持续一段固定的时间,让塑料粉末从中间罐腔中排出。
The timer then opens the lower valve for a fixed period of time, permitting the - plastic powder to discharge from the intermediate chamber.
比起用软管连接建筑物内的固定和移动部分,3sixty公司独特的卫生管道工程系统使用用钢材制成的水平环形管。
Rather than using rubber hoses to connect the stationary and moving parts of the building, 3sixty's ingenious plumbing system employs horizontal ring-shaped pipes made of steel.
iStream车体采用可回收塑料制造的机械固定板,地盘采用轻型的复合薄壁管。
IStream cars comprise a body of mechanically fastened panels made from recycled plastic bottles, around a lightweight composite chassis of thin-walled tubes.
约有25万条鳕鱼在5条浮动的内管周围嬉戏,这些管道通过水泥停泊处固定在海底。
Around 250,000 cod flit around five floating inner-tubes held to the ocean floor by cement moorings.
通过使用样品测量管测量受控温度和压力的特定气体(液体)来固定体积。
The volume is fixed by measuring a specific gas (liquid) of controlled temperature and pressure using a sample measurement tube.
用涂料把管夹子刷成金色,用锤子和钉子把管夹固定在木板上(钉子钉在管夹上方的小孔里)。
Paint pipe clamps gold, and secure towooden board by hammering a nail through the small holes in the pipe clamp.
文章提出一种新型结构,通过加入变容二极管,实现了在固定频点上波束可控,更适于实际应用。
Through adding varactors, a new structure is introduced and it realizes controllable wave-beam of fixed frequency which is better for practical use.
结论:冷冻和化学固定后,骨骼肌基膜、横小管、终池等结构存在着不同的形态特点。
Conclusion: There existed different morphological features in skeletal muscle after chemical and cryo fixation, especially in triad region.
在第2页中你能见到在机尾部分如何固定到吊杆管的装配。
In the page #2 you can see the tail group assembly and how it is fasten to the boom tube.
然后交叉克氏针联合管型石膏伸直位固定膝关节。
Then the knee joint was fixed in continuous extension with Kirschner wire and plaster cast.
结论GSS内固定及骶管减压治疗不稳定骶骨骨折伴神经损伤是一种较为理想的方法。
Conclusions it is an ideal way to treat unstable sacrum fracture complicated with nerve injury by GSS internal fixation and sacral canal decompression.
把梅森罐放入管夹,用螺丝刀固定。
Place mason jars into pipe clamps and tighten with a screwdriver.
在很多测试应用中,二极管的电压和发出的光可以利用大小固定的电流源同时测出来。
In many test applications, the voltage and light output of the diode can be measured simultaneously using a fixed source current value.
端盖用螺栓将它们固定在管板上并加入垫片密封。
Cover is fixing on the tube plate with some sealed gasket by bolt.
一组以关节制动的方法,采用石膏管型固定右膝关节,人工制作骨关节炎动物模型作为实验组,另一组作为对照组。
Group one used joint immobilization method, adopt cast to fix right knee joint, this group is experiment group; another group was used as control group.
由气柱玻管、压力表、定容机构、固定架和体积标尺组成。本仪器不使用水银,消除了污染。
Consists of gas tube, manometer, volume controller, clamp and scale. No danger of pollution without mercury.
若胶管采用管夹固定或胶管过钢板等间隔物时,也要注意胶管的外径尺寸。
If it will fix with hose clamp or cross the steel board, the outside diameter of hose should be pay more attention.
若胶管采用管夹固定或胶管过钢板等间隔物时,也要注意胶管的外径尺寸。
If it will fix with hose clamp or cross the steel board, the outside diameter of hose should be pay more attention.
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