石油设备研究所（PEI）已将本文件作为一项行业服务编制。它是应地下储罐（UST）系统操作员、储罐测试人员和监管机构的要求编制的，以获得单一的权威信息来源。本文所述的推荐做法是行业程序和制造商建议的综合 关于泄漏、溢流、泄漏检测和二次密封设备的建议。这些做法 PEI溢流、释放检测和释放预防设备的一致建议是什么 测试委员会。该委员会由设备供应商、储罐所有人和， 泄漏检测和防泄漏测试人员、行业相关协会和监管机构。在里面 此外，委员会还受益于对泄漏检测和检测感兴趣的各方提交的意见 释放防护设备。在现有来源的材料存在差异或遗漏的情况下，PEI过量， 释放检测和释放预防设备测试委员会已经达成了自己的共识 根据委员会成员的实际经验提出建议。

The Petroleum Equipment Institute (PEI) has produced this document as an industry service. It has been prepared in response to requests from underground storage tank (UST) system operators, tank testers and regulators for a single authoritative source of information.The recommended practices described herein represent a synthesis of industry procedures and manufacturers' recommendations relating to spill, overfill, leak detection and secondary containment equipment. These practices are the consensus recommendations of the PEI Overfill, Release Detection and Release Prevention Equipment Testing Committee. The Committee is made up of representatives from equipment suppliers, tank owners, leak detection and release prevention testers, industry related associations and the regulatory community. In addition, the Committee has had the benefit of comments submitted by parties interested in leak detection and release prevention equipment.In instances where there were differences or omissions in material available from existing sources, the PEI Overfill, Release Detection and Release Prevention Equipment Testing Committee has included its own consensus recommendations based on the practical experience of committee members.