1、

Performance Analysis and Structural Improvement of the Static Components Within the Single-stage Centrifugal Compressor

单级离心压缩机静止元件的性能分析与结构优化

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2、

Some problems of the pressure measurement in the single-stage axial-flow compressor test

单级轴流压气机试验中压力测量的某些问题

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3、

A single-stage DC/ AC inverter and its control strategy based on boundary current mode

基于临界电流模式的单级DC/AC变换器及其控制

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4、

Digitally controlled single-stage isolated power factor correction AC/ dc converter

数字控制单级隔离型功率因数校正AC/DC变换器

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5、

The results show that the two-stage process is better than the single-stage.

结果表明:二级生物催化氧化反应工艺比单级氧化反应工艺效果好。

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6、

A method to calculate the dry mass of single-stage vehicle is proposed in this paper.

提出了单级入轨运载器干质量计算方法。

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7、

Unsteady flow analysis of a single-stage compressor with splitter vane using numerical method

单级轴流大小叶片压气机非定常流场数值研究

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8、

Chapter four proposes a novel single-stage forward PFC converter.

第四章提出一种新型单级PFC变换器,采用变压器绕组以负反馈的方式抑制储能电容电压。

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9、

Application of Duality Principle in Design of Single-stage PFC Converter

应用对偶方法设计单级PFC变换器

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10、

Finally, an electronic experiment-the most typical pilot project testing a single-stage amplifier is demonstrated for the application of this platform.

最后,在该平台上,通过对电子学实验中最典型的实验项目单级放大器的测试,演示了这一平台的使用。

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11、

With the whole new method, simple calculation instead of the traditional measures which used to design low noise single-stage negative feedback amplifier, the relations among the transistor data, feedback effect, noise factor, as well as singal resistance are studied.

本文一改过去负反馈低噪声放大器的设计步骤,采用全新的方法&方框图法,确定了负反馈电路中晶体管参数,反馈深度、噪声系数、信号源内阻和工作频率之间的关系。

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12、

The pressure fluctuation of the tip clearance flow of the rotor in a single-stage axial compressor have been measured and analyzed in this paper.

本文对一单级轴流压气机的转子叶尖间隙流场的动态压力进行了测量与研究。

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13、

The 3-D flow field at the exit of a single-stage axial compressor rotor passage with a fan-shape treated casing was measured using a high frequency pressure probe on a low-speed large-scale axial compressor rig.

在低速大尺寸压气机试验台上,用高频压力探针测量了转子实壁机匣卜嵌入处理机匣扇形段后的转子出口三维流场。

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14、

The unsteady surface pressures on the rotor blades of a single-stage low-speed axial compressor were measured by means of mounting micro-sensors on the surface the blades. The effects of up-stream blade wakes on the spectrum of rotor blades unsteady surface pressure were analyzed.

为了研究上游叶片尾迹对轴流压气机转子叶片非定常表面压力的影响,采用在叶片表面埋设微型压力传感器的方法,测量了一个单级低速轴流压气机转子叶片的非定常压力分布。

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15、

The results of improved S2m calculations for both a single-stage and a ten-stage axial compressor were compared with that measured by Laser-Two-Focus velocimeter in compressor rotor.

本文给出了一台单级和一台十级轴流压气机的算例以及计算与激光测量结果的比较。

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16、

Experimental and numerical investigations are carried out on the three-dimensional flow fields in a classical turbine stator cascade with curved blades and a single-stage axial fan with meridional acceleration.

本文采用实验和数值模拟的方法,分别对弯曲叶片透平叶栅和单级子午加速轴流风机的三维流场进行了研究。

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17、

The core engine consists of single-stage centrifugal compressor, single-stage axial flow turbine, annular radial-axial combustor.

这种微型燃气轮机由单级离心压气机、折流环形燃烧室、单级轴流涡轮组成。

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18、

Transformation of Lubricating Method for Single-stage and Single-suction Centrifugal Pump

单级单吸离心泵轴承润滑方式改造

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19、

Design of Suction Room and Press-out Pipe of the Casing for the Single-stage Single-suction Horizontal Centrifugal Pump

单级单吸卧式离心泵泵体的吸入室及吐出管设计卧式离心铸造铸铁气缸套的黑斑缺陷及对策

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20、

In this paper, mathematical model of a single-stage thermoelectric cooler is developed, according to the mathematical model, analytical solutions for Qc and COP are derived in the steady-state conditions.

本文以一常规单级半导体制冷器为研究对象,通过建立数学模型求得其制冷量,COP在稳态条件下关于各影响参数的解析解。

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