蒸汽发生器

The model of adiabatic spherical to columnar hydrogen bubble growth in large leak sodium water reaction as well as the model of secondary loop pressure propagation with the one dimensional characteristic method are established under one double ended guillotine tube break in the steam generator of liquid metal cooled fast breeder reactor.

研究建立了钠冷快堆蒸汽发生器在单管束发生双端断裂情况下钠水反应中气泡从球形到柱状的变温绝热生长模型，及采用一维特征线方法建立的压力波在快堆二回路中的传播模型。模型中考虑了爆破膜、管壁弹性变形和气蚀的影响。

Therefore, this thesis simulates and analyzes the transient character of the horizontal steam generator.

本文对卧式蒸汽发生器进行了瞬态仿真研究和分析。

This thesis research the structure character of nuclear core and new direct current stream generator which has internal screw and double tubes in the integral nuclear power equipment.

本文主要根据一体化核动力装置一回路中的反应堆堆芯以及具有内螺旋双层套管的新型直流蒸汽发生器这两个设备的结构特点。

The heat transfer model, flow models and the physical equations, which are of small calculation error and less limit for the parameters used, are also considered as the subsidiary models.

本文还给出了一些辅助模型，主要包括考虑了适用于卧式蒸汽发生器的各种流型及自然循环等各种因素下的传热模型、流动模型以及精心挑选的参数覆盖范围大、误差小、计算方便的物性方程等等。

The paper introduces some researches, such as a new method to calculate the added mass for the seismic analysis of the fuel assembly in fast breeder reactor, simulation on the vortex shedding of double heat exchange tubes in a steam generator, simulation on the vortex shedding caused by the cross -flow over plates in a fuel assembly of an advanced reactor, the research on the impacting phenomenon of the free-surface on the vessel head in a storage tank as the main vessel of the China Experimental Fast Reactor shaken by the earthquake, and the researches on the solution of the liquid sloshing by moving particle semi-implicit and the scattering phenomenon caused by sloshing, and so on.

本文介绍华北电力大学在该方面的一些研究进展，例如，快堆燃料组件抗震分析新的流体附加质量计算方法研究；蒸汽发生器换热管双管漩涡脱落的数值模拟；一个先进堆燃料组件平行板上流动引起的漩涡脱落数值模拟；由地震引起的自由表面对快堆主容器冲击现象的研究；移动粒子法求解液面晃动及晃动引起离散现象的研究等。

Through comparative Analysis on simulator tests, precautions for verification tests of the calibration pressure of main steam safety valve are presented, increasing the levels of steam generators and pressurizer can prolong the SI actuation time greatly.

通过模拟机试验比较分析，提出热停堆状态下进行主蒸汽安全阀定值校验的安全措施，在校验试验前提高蒸汽发生器和稳压器的水位可以大大延长发生安全注入动作的时间。

It is significant that none of the many photos of old steamers show any lagging on the boiler or steam pipes.

重要的是，没有很多的照片，旧的蒸汽发生器显示，任何滞后于锅炉或蒸汽管道。

Reactor accident and fault analysis ; RELAP 5; main steam line break ; steam generator tube rupture

反应堆事故及其分析； RELAP 5；主蒸汽管道断裂；蒸汽发生器传热管破裂

An exchange of automatic electric steam generator, steam sets, automatic control, into the water, with steam for one, and transistors figures show that the water level gauge alarm, automatic stop-pump high level and low level Overpressure and automatically disconnect the electric components such as circuit function.

92214353#一种全自动电热交换蒸汽发生器，集蒸汽发生、自控、进水处理、蓄汽为一体，并有晶体管数字显示即高低水位超限报警、高水位自动停泵、低水位及超压自动断开电热元件电路等功能。

In addition, boilers and other industrial development has a very close relationship, such as petroleum chemical enterprise of waste heat boilers, steam gas pressure fuel plant in nuclear reactor engineering of boiler and steam generator, etc.

此外，锅炉还和其他工业部门的发展有着十分密切的关系，如石油化工企业中的废热锅炉，蒸汽燃气联合动力装置中的压力燃料锅炉以及核反应堆工程中的蒸汽发生器等等。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失