查询词典 steam-boiler

A scheme to connect by tramline the Cattle Market (North Circular road and Prussia street) with the quays (Sheriff street, lower, and East Wall), parallel with the Link line railway laid (in conjunction with the Great Southern and Western railway line) between the cattle park, Liffey junction, and terminus of Midland Great Western Railway 43 to 45 North Wall, in proximity to the terminal stations or Dublin branches of Great Central Railway, Midland Railway of England, City of Dublin Steam Packet Company, Lancashire and Yorkshire Railway Company, Dublin and Glasgow Steam Packet Company, Glasgow, Dublin and Londonderry Steam Packet Company, British and Irish Steam Packet Company, Dublin and Morecambe Steamers, London and North Western Railway Company, Dublin Port and Docks Board Landing Sheds and transit sheds of Palgrave, Murphy and Company, steamship owners, agents for steamers from Mediterranean, Spain, Portugal, France, Belgium and Holland and for Liverpool Underwriters' Association, the cost of acquired rolling stock for animal transport and of additional mileage operated by the Dublin United Tramways Company, limited, to be covered by graziers' fees.

另计划铺一条电车道把牲畜市场和码头连接起来。这条电车道和（作为大南部与大西部铁道线的延长）将从利菲联轨点的牲畜牧地铺设到北堤坝四十三至四十五号大西部中区铁路终点站与连接线是平行的。附近有大中央铁路、英国中部铁路、都柏林市班轮公司、兰开夏-约克郡铁道公司、都柏林-格拉斯哥班轮船公司、格拉斯哥-都柏林-敦德里班轮公司、英国-爱尔兰班轮公司、都柏林-莫克姆轮船、伦敦-西北铁道公司等的终点站或都柏林分店；都柏林港码头管理处卸货棚，帕尔格雷夫-墨菲公司的船主们和来自地中海、西班牙、葡萄牙、法国、比利时和荷兰的轮船公司那些代理人的临时堆栈，还有利物浦海上保险协会的临时堆栈。运输牲畜所需全部车辆以及额外里程由都柏林市联合电车公司经营管理，费用由畜牧业者负担。

Firstly, the meaning of dynamic analysis on the steam turbine-generator set foundation is pointed out. Review and comment on the present research on dynamic analysis of domestic and international steam turbine-generator sets are presented Then a dynamic calculating model of the framed foundation of the steam turbine-generator set is set up based on finite element theory. Then dynamic analysis methods are put forward based on dynamics theory. The dynamic design of the foundation of the specific 12,000KW steam turbine-generator set is carried out.

论文首先指出汽轮发电机组基础动力分析的意义，并对国内外汽轮发电机组基础动力分析的研究现状进行了回顾及评述；其后，利用有限元原理建立了汽轮发电机组框架式基础的动力计算模型，根据动力学理论对该模型提出了自由振动分析和动力响应分析的方法，针对某工程12000KW汽轮发电机组的动力基础进行了动力设计。

The previous literatures indicate the inversion temperature exists under superheated steam drying with an atmospheric pressure, when the temperature of superheated steam is higher than the point of inversion temperature, the drying rate of superheated steam is faster than that of air drying, but if the temperature of superheated steam is lower than the point of inversion temperature, the drying rate of superheated steam is slower than that of air drying.

已有的研究表明，在过热蒸汽干燥时存在一个温度点，称为"逆转温度"，当过热蒸汽的温度高于"逆转温度"的温度时，过热蒸汽干燥速率比空气要快，低于逆转温度时则正好相反。由于木材浮压干燥的工业化应用是在负压区实现的，因此对真空状态下过热蒸汽干燥是否也存在"逆转温度"问题的研究非常重要。

For the purpose of this insurance a Steam Turbine Generator shall comprise the steam turbine and generator complete including exciter and generator cooling plant but not beyond the limits of the inlet steam stop-valve generator terminals or condenser steam inlet point.

为了本保险合同目的，一个蒸汽涡轮发电机包括蒸汽涡轮机、发电机，其中发电机包含励磁机和发电机制冷设备，但该机组以蒸汽进口截止阀、发电机接线柱或蒸汽冷凝器入口点为限。

Contract:This article disausses the principal of main steam temperature control system according the problems in running,including the unreasonable main steam pressure set point volue,hot air injection flow is not acciurate,Charge of steam temperature has the big delay and the common PID can′t satisfy the regulate′s demandthen take the according measures,adopt smith predictor,change to ABB intelligent positioner,add the hot air injection antiblock device,test the main steam temperature automation and optimization the specificator.

中国国电集团公司菏泽发电厂热工，山东摘要：本文论述汽温控制系统组成原理，针对运行中发现的问题，包括一次风母管压力自动设定值设计不合理，导致主汽温度和再热汽温度变化幅度加大，底部注入风量和汽温参数测量不准确，汽温变化迟延大，常规PID满足不了调节要求，采取了相应措施，改用史密斯预测器，更换为ABB定位器，增加底部注入风量等测点防堵装置，并对主汽温自动进行试验和参数优化。

Lever Ball Float Steam Traps biggest advantage is not subject to pressure,temperature,cooling water flow fluctuations,continuous drainage,a water that row,the minimum cooling degree 0℃,能使best efficiency heating equipment;lever float steam trap valve seat total in the following level,forming awater seal,no steam leakage;itsPlug Valves minimum working pressure 0.01Mpa,the maximum back pressure rate of≤85%;interior with exhaust,lever float steam traps use the most advanced components as the automatic emptying of diaphragm valves,can automatically exclude non-condensing gas,very sensitive,high quality work and long service life.

杠杆浮球式蒸汽疏水阀的最大优点是不受压力、温度、冷凝水流量波动的影响，连续排水，有水即排，最小过冷度为0℃，能使加热设备达到最佳工作效率；杠杆浮球式蒸汽疏水阀的阀座总处于液位以下，形成水封，无蒸汽泄漏；它的最低工作压力0.01Mpa，最大背压率≤85%；内部带有排气装置，杠杆浮球式蒸汽疏水阀采用最先进的膜盒元件做为自动排空气阀，能自动排除不凝结气体，非常灵敏，工作质量高，使用寿命长。

And some knowledge of grid topology is also introduced. The nucleation of condensative steam in the whole flowing field has been displayed. Furthermore, the characteristic of two-phase complex flow is analyzed. In the stationary blade's passage, the flowing status is stable relatively. The steam expanding is comparatively relaxing and the nucleation area of steam is small. In the moving blade's passage, the expanding of steam is tempestuous relatively because of dual-velocity effect; the degree of condensation of steam is considerably distinct.

最后，对有凝结的蒸汽在三维叶栅中的流动进行了模拟，得到了蒸汽凝结流动在整个流道内的流动情况，分析了这种两相复杂流动的特点，在静叶内，流动状态基本稳定，蒸汽膨胀较为缓和，发生凝结的区域很小；在动叶内，由于双重速度的作用使得蒸汽膨胀较为剧烈，相对蒸汽凝结程度比较大。

The so-called own steam consumption of steam traps, generally refers to steam leak, the steam trap is the action necessary steam amount and the sum of heat loss.

所谓蒸汽疏水阀自身的蒸汽消耗量，一般是指蒸汽泄漏而言，是蒸汽疏水阀动作需要的蒸汽量和散热损失量之和。

The previous literatures indicate the inversion temperature exists under superheated steam drying with an atmospheric pressure, when the temperature of superheated steam is higher than the point of inversion temperature, the drying rate of superheated steam is faster than that of air drying, but if the temperature of superheated steam is lower than the point of inversion temperature, the drying rate of superheated steam is slower than that of air drying.

已有的研究表明，在过热蒸汽干燥时存在一个温度点，称为&逆转温度&，当过热蒸汽的温度高于&逆转温度&的温度时，过热蒸汽干燥速率比空气要快，低于逆转温度时则正好相反。由于木材浮压干燥的工业化应用是在负压区实现的，因此对真空状态下过热蒸汽干燥是否也存在&逆转温度&问题的研究非常重要。

The main works are listed as follows:1 Thermal Computi ng model of steam pipe network were built with good match to actual operating dataThe thermal calculation model of steam pipe network was established according to the steam pipe network heat transfer characteristics and the thermal equilibrium principle,. It includes steam temperature drop expression, the expression of per unit length heat loss when steam pipe laying in different ways and total heat transfer coefficient expression.

该模型由管内蒸汽温降方程、不同敷设方式蒸汽管道的单位长度散热损失方程、总传热系数方程等组成，利用散热损失计算公式对钢套钢蒸汽保温管道不同敷设方式、不同管径的散热损失等总传热系数的影响因素进行了分析，计算结果表明三方程联合求解提高了新建蒸汽管网热力计算的准确度，可用于新建蒸汽管网的热力计算。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。