In order to increase the power supply reliability of UPS an effective way is to use redundant configuration except application of reliable UPS.
为了提高UPS供电可靠性，除选用高可靠性UPS外，另一有效的途径就是采用冗余配置。
2
The paper discusses some aspects on battery test and management by the medium and large UPS system, introduces the calculation on battery capacity configuration.
本文论述了UPS系统的蓄电池监测管理的几个方面，以及蓄电池容量的合理配置计算。
3
Two types of lay-ups of the composite wing, namely, circumferentially uniform stiffness (CUS) configuration and circumferentially asymmetric stiffness (CAS) configuration, are investigated.