pems

Analysis of Emission Characteristics at Intersections Based on PEMS

基于PEMS技术的交叉口尾气排放特性分析

And adopt PEMS 3.1 softwares carry out analysis on result .

并采用PEMS3.1软件对结果进行分析。

Based PEMS Characteristics of Heavy-duty Hybrid Electrical Transit Bus Emission

基于PEMS的重型混合动力公交车排放特性研究

Proton exchange membranes ( PEMs ) are the key component in fuel cell system .

质子交换膜（PEM）是DMFC中的核心组件之一。

Methods : Using PEMS statistic software to deal with the data of the fifth census .

方法：利用PEMS统计软件对第五次人口普查资料进行分析处理。

Proton exchange membrane materials ( PEMs ) for fuel cells and their modification methods were reviewed .

综述了燃料电池用各种质子交换膜（PEM）材料及其改性方法。

The factors What affect methanol Permeability of PEMs for DMFCs were discussed .

讨论了影响DMFCs中PEMs的甲醇渗透性能的因素。

We used Portable Emission Measure Systems ( PEMS ) as a main equipment for on-road emission tests .

我们使用便携式排放测试系统（PEMS）作为道路排放测试的主要设备。这些系统体积很小，能够安放在车厢内对车辆在实际道路条件下行驶时的排放进行测量。

The Analysis of PEMs Reliability

塑料封装可靠性问题浅析

Methods : Using PEMS statistic software to analyze the data of the third , the fourth and the fifth census .

方法：利用第五次人口普查资料与第三、四次人口普查数据作对比，采用PEMS统计软件作数据处理。

Random walk simulation on proton transport in proton exchange membranes ( PEMs ) was studied in the present work .

随机游动模拟和几何特征研究模拟了质子在质子交换膜（PEMs）中的输送过程。

The cross-linked PEMs have the advantages of low water uptake , low methanol crossover , high thermal and mechanical stability .

交联质子交换膜具有较低的水溶胀性、甲醇渗透性，以及较高的热、力学稳定性。

As on-road vehicle emission is different from the results obtained in the library , PEMS equipment is introduced into on-road vehicle emission test .

车辆在实际道路上的排放情况不同于试验室的测试结果，文章引入PEMS设备进行车辆道路排放测试。

It was showed that , this type of PEMs have high proton conductivity ( 10-3 S / cm order of magnitude ) at high temperature .

结果表面，该质子交换膜能在高温下仍然具有较高的质子传导率（10-3S/cm数量级）。

Self-Assembly of P ( AN-AA ) / PVA colloids into PEMs

P（AN-AA）/PVA胶体粒子自组装的质子交换膜

The principle and requests of the proton exchange membranes ( PEMs ) for direct methanol fuel cells ( DMFCs ) were introduced briefly .

本文介绍了用于直接甲醇燃料电池（DMFCs）的质子交换膜（PEMs）的工作原理与性能要求。

In this article , advance in simulations on proton transport in PEMs is reviewed and the basic methods of simulations are discussed with the main characters stated .

主要综述了几种质子在质子交换膜中输送过程的模拟方法，讨论了这几种模型在模拟质子输送过程中的一些假设及求解质子输送情况时的大概思路。

In this article , we introduce the design and implementation of key technologies in PEMS ( Parallel Embedded Multiprocessing System ), which is the operating system of the satellite-carried parallel computer system .

本文以星载并行嵌入式计算机系统为背景，阐述其并行嵌入式操作系统PEMS（ParallelEmbeddedMultiprocessingSystem）中关键技术研究与实现。

Film-forming capacity of PEMs was investigated . Thermal stability , proton conductivity was analysis by thermal gravimetric analysis ( TGA ) and exchanges impedance analysis ( EIS ), respectively .

通过交流阻抗分析（EIS）、热重分析仪（TGA）考察了所制得的质子交换膜的质子传导能力和热稳定性，同时对其的成膜性进行了探讨。

Secondly , the adsorption mechanism and main factor that influenced the buildup of PEMs and its structure were studied using UV-VIS spectrum , Contact angle measurement ( CA ) and viscometry .

其次，采用紫外光谱法、接触角仪、粘度法研究了PDDA/PSS自组装的机理和影响吸附量和膜结构的主要因素。

IL-6 , TNF - α were measured by the method of radioimmunoassay and IL-10 by ELISA . Data were analyzed with the software SPSS 10.0 and PEMS 3.1 for windows .

IL-6及TNF-α用放射免疫分析法测定，IL-10用ELISA分析法测定，采用SPSS10.0及PEMS3.1FORWINDOWS软件处理。

TEOS , PEG and PWA as precursors , SiO_2 / PEG / PWA inorganic / organic hybrid PEMs have been prepared through sol-gel process .

采用正硅酸乙酯（TEOS）和聚乙二醇（PEG）作为先驱体，通过溶胶-凝胶法制备了磷钨酸（PWA）掺杂的SiO2/PEG无机/有机杂化质子交换膜。

In this article , we study the key technologies of PEMS and focus on implementing of the multiprocessor communication mechanism , which make it possible for PEMS to support coarse-grained parallel programming pattern .

本文对PEMS中的关键技术进行了研究，重点实现了PEMS中的基于共享内存的多处理器通信机制，为应用提供了粗粒度并行编程模型。

The fabrication of micro-structures on polymer surfaces has been fulfilled via patterned compression of polyelectrolyte multilayers ( PEMs ) and thermal pressing method ( TPM ) respectively .

本文分别利用聚电解质多层膜的压缩和热压技术两种方法构建了聚合物微结构。

The microorganisms which could sustain normal growth on the medium with very low P availability ( containing mineral-P complex at 25 % sorption saturation ) were regarded as P efficient microorganisms ( PEMS ) .

在磷有效性较低（25%磷饱和度）的矿物培养基上筛选出能够稳定生长的高效微生物菌株（简称高效菌，PEMS）。

This paper is concerned with the viscosity behaviour of dilute aqueous solutions of polyelectrolytes ( PDDA & PSS ) and is a system investigation of the main factor that influenced the buildup of PEMs and its structure .

本文以聚二烯丙基二甲基氯化铵（PDDA）和聚苯乙烯磺酸钠（PSS）为材料，从聚电解质稀溶液性质研究出发系统考察聚电解质自组装过程中影响吸附量和膜结构的主要因素。

Firstly , proton conducting and micro structure of perfluorinated and partially fluorinated PEMs were investigated , micro ionic-cluster structure of fluorinated PEMs were confirmed , influence of EW on ionic-cluster spacing was validated .

首先就全氟和部分氟化磺酸膜的质子传导和微观结构进行了研究，确定了几种含氟磺酸膜的微观离子簇结构，验证了EW值对离子簇间距的影响。

The progress of the research on proton exchange membrane fuel cell ( PEMFC ) is reviewed . The five essential respects in the study of PEMFC are discussed , and the properties of Nafion , PBI and other PEMs are compared and analysed .

综述了聚合物电解质燃料电池（PEMFC）的研究进展，讨论了PEMFC的五个主要研究问题，比较、分析了Nafion、聚苯并咪唑（PBI）膜和其他质子交换膜性能。