查询词典 steam turbine

The new steam turbine will be safe and satisfy the peak load and daily start and stop operation.

研究提高汽轮机高中压缸级负荷的设计方法和准则。

Stage design and pressure stage design of steam turbine. In order to help

让学生掌握汽轮机设计的基本方法，并结合对B-3.43/0.50 0.60 型通流部分

During the process of steam turbine s control mode transformation,in order to get the governing valve s put-in and put-out characteristic,the governing valve s characteristic equation should be built.

在汽轮机控制方式改造过程中，为了得到DEH系统阀门管理环节的输入-输出特性，需要建立调节汽门的特性方程。

Keywords industrial steam turbine;varying duty;temperature;pressure;power;thermal efficiency

工业汽轮机；变工况；温度；压力；功率；热效率

The temperature and stress in valve housing of medium cylinder in super critical steam turbine during cold start and under nominal load were calculated with FEM cord NASTRAN.

采用大型有限元分析软件NASTRAN，对超临界1000 MW汽轮机中压缸主汽阀阀壳的冷态启动过程和额定工况下的温度场和应力场进行计算，得到了冷启动过程中阀壳的温度和应力分布规律，并将冷启动结束时的计算结果同额定工况下的计算结果作一对比分析。

The paper describes the reason why the 1000MW ultra supercritical steam turbine with HP single bypass valve using HP casing start-up was not applied with HP exhaust non-return valve and introduces the methods to prevent over-speed for load rejection,HP casing overtemperature and water admission.

论述了采用高压缸启动方式的带高压一级旁路的1000MW超超临界汽轮机不设高排逆止门的依据及其防止汽轮机甩负荷超速、高缸超温与进水的方法：一是在高压导汽管上加装通风阀，二是在冷再管上加装通往凝汽器的排汽管，三是在冷再管的低位加装能显示水位、自动报警及自动疏水的疏水罐。

The neural network models for steam turbine power output and power needed in cycle cooling water system are established for the reference values of vacuum value of condenser and have a high precision and reliability.

建立汽轮机发电功率和循环水系统功耗神经网络模型以确定不同工况下凝汽器真空运行最优值，实现对二者的模拟预测，有很高的精度和可靠性。

During the process of steam turbine start-up and normal operation, vacuum extraction equipment must run,whether it works normally effects on the vacuum of condenser directly and decide whether turbo-generator can operate safely and economically.

汽轮发电机组在启动和正常运行过程中，抽真空设备都要投入运行，其工作的正常与否直接影响凝汽器的真空以及机组能否安全、经济运行。

In order to avoid the serious accident because of some equipment out of gear when steam turbine is running, the emergency trip system is installed.

为了防止汽轮机在运行中因部分设备工作失常可能导致的重大事故，在机组上装有危急遮断系统。

The article describes the design process of the stop and control valve body machining for introduced 600MW steam turbine, and gives detailed solution of every difficulty.

介绍了引进型 60 0MW汽轮机主汽门调门阀壳加工工艺的设计过程，并对各个加工难点的解决作了详细的说

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。