查询词典 vacuum sweeper

The steam condensation, condenser vacuum and the condenser performance are improved.

正确合理地模拟和预测凝汽器壳侧汽相流动和传热特性，对凝

The tube bundle is the main composition of condenser. Its reasonable arrangement and layout can determine the condenser vacuum degree, condensate supercooling and oxygen content.

管束是凝汽器的主要组成部件，管束的排列方式和布置是否合理，对凝汽器的真空度、凝结水的过冷度和含氧量均起着决定性作用。

With the established model, the optimization model of condenser is proposed to determine the best vacuum value of condenser and energy loss resulted by deviation of some main operation parameters, reduce the energy loss by optimize the controllable parameters.

在此基础上，建立发电功率与凝汽器真空的优化模型，确定热力系统各主要参数对汽轮机功率的影响以及凝汽器真空的运行应达值，以机组的最优运行为目标，优化可控参数，达到降低能耗的目的。

Monitoring the efficiency of thermal cycle is quite difficult because some of the parameters are not amenable for measuring, especially the variation of the efficiency caused by the worsening of the vacuum of the condenser.

汪健热力循环经济性能指标的在线监测由于受到某些不可测参数的限制而不易实现，尤其是凝汽器真空变化所引起的指标变化很难实现在线监测。

With the established model and the data of power needed in cycle cooling water system, the best vacuum value of condenser can be determined, and energy loss result by deviation of some main operation parameter can also be determined, compared with conventional models , the model established by us has the advantage of pertinence to the actual equipment since the sample data were collected from the operating equipment.

利用该模型和循环水系统功耗模型可确定不同工况下的真空运行最优值，为凝汽器真空运行最优值的确定提供了一个全新的方法，同时利用该模型计算几个主参数偏离基准值的能损偏差，同传统的运行参数基准值模型和能损偏差分析方法相比，该模型具有明确的设备针对性。

The influence of the seal water temperature of water ring vacuum bumps on the condenser pressure is analyzed quantitatively,and the relationship between the condenser pressure and the unit efficiency was identified with equivalent enthalpy drop method.

定量分析电厂水环式真空泵密封水温度对凝汽器压力的影响，并利用等效焓降法得到凝汽器压力与单元机组效率的关系，从而得到真空泵密封水温度和单元机组经济性的定量关系。

I can sweep the floor, but I can't vacuum the carpet in the living room.

我会扫地，但是我不会吸尘客厅的地毯。

If conditions permit, you can vacuum store.

答：如果条件允许，您可以真空储存。

It is proposed that the vacuum can be moving. A new concept named parcel is proposed.

提出了称之为包裹的这样一个新概念。

Tomorrow I will start vacuum forming again and can start the hull.

明天我将开始真空成型，再就可以开始船体。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。