介绍无线传感网中常用的能量采集技术的原理和工作特点,重点分析在无线传感网中 利用太阳能提供能源供应的原理和关键技术。介绍由于使用能量采集技术给无线传感网所带来的硬件与网络协议方面的挑战以及目前的解决方案,最后总结未来可能的研究方向。 关键字:无线传感网,能量采集,能量收获,能量管理,能量扫描,电池感知 Abstract: An overview on the principle and characteristics of energy scavenging (energy harvesting) is given. The principle and the critical technology of the usage of solar cell are analyzed in detail. The challenge induced with the refreshed energy supply for the hardware design and the protocols of the network is described and the newly solutions is surveyed. The future research directions is summarized. Key Words: Wireless Sensor Network, Energy Scavenging , Energy Harvesting, Energy Management, Energy Scan,Battery Aware