简介:摘要:本骑车者头部及呼吸一体防护装置是在骑行头盔的基础上结合防尘装置(口罩)进行创新的新型骑行护具。在防尘装置两边设有支架,在防尘装置的侧部设有呼吸阀,在防尘装置与人脸位置有密封环,所述防尘装置在佩戴时贴合脸型;所述防尘装置内由三层材料构成,内层为防粘无纺布层,中间为静电过滤棉层,外层为戈尔膜层,所述戈尔膜层反向贴合于所述静电过滤面层外表面;在头盔的两侧各有两个孔,此为防尘装置与头盔的结合点;该骑行护具能够保证使用者头部安全的同时保证佩戴、舒适、呼吸通畅的且能够有效的过滤空气。
简介:【摘要】目前,中国核电厂覆盖范围不断扩大,其仪控系统的应用也逐渐增多,面对运行中存在的诸多风险,积极采取系统安全防护策略能够提高整个核电厂的运行效率与质量。鉴于此论文对仪控系统安全运行展开探讨。 Abstract: at present, the coverage of nuclear power plant in China is expanding, and the application of its I & C system is gradually increasing. In the face of many risks in operation, actively adopting system safety protection strategy can improve the operation efficiency and quality of the whole nuclear power plant. In view of this article, the safe operation of the I & C system is discussed.