燃料电池用储氢纳米材料物理制备方法合理性的探讨  

Discussion of Physical Method for Preparing Nanoscale Hydrogen Storage Material Used for Fuel Cell

作　　者：赵旭哲 

机构地区：[1]伊利诺伊理工大学,芝加哥伊利诺伊州60616

出　　处：《汽车实用技术》2015年第2期123-128,共6页Automobile Applied Technology

摘　　要：指出汽车的发展趋势是电动汽车的研发和推广应用,而燃料电池以其优越的特性将成为今后实用化电动汽车主要电池之一。电动汽车用燃料电池目前主要的技术难点之一是高性能低成本的储氢材料的制备技术。为此,本文简要分析了燃料电池对储氢材料的要求,简介了化学储氢与物理储氢这两种储氢方式的基本原理、常用储氢材料的类型及其特点,明确指出电动汽车用燃料电池的储氢材料的纳米化是其必然的发展趋势。简介了储氢材料的物理与化学方法制备纳米微粒的基本原理,指出物理方法制备纳米储氢材料成为今后的主要发展方向。重点对制备纳米储氢材料中的物理方法中的气胶喷射方法、机械球磨方法、喷射与球磨复合方法等三种典型的制备工艺的基本原理、系统组成及其特点进行了论述。从而为电动汽车用燃料电池中的纳米储氢材料的制备奠定良好的基础。The developing trend of modern vehicle is electrical vehicle,and fuel cell will become the one of the main batteries in the future with the prominent property.The current obstacle of fuel cell technology is lacking of excellent performance hydrogen storage materials.Therefore,this article briefly introduces the requirement of fuel cell for hydrogen storage materials.And it also talks about the principles,typical classifications and characteristics of chemical and physical hydrogen storage technology.This article points out that nanoscale hydrogen storage materials will be the ultimate development of the fuel cell vehicle.In addition,this article talks about the chemical and physical nanomaterial fabrication methods.And it predicts that physical method for Preparing nanomaterial is going to be the major developing direction for hydrogen storage material fabrication.Finally,this article separately discusses working principle,system compositions and technique characteristics of aerosol sprayer technique,mechanical ball milling technique and combination of two techniques.And the discussion of this article provides a favorable basis for fabrication of nanoscale hydrogen storage materials in fuel cell vehicle industry.

关 键 词：电动汽车 储氢材料 纳米粉制备 气胶喷射 机械球磨 

分 类 号：U469.7[机械工程—车辆工程]