本技术报告介绍了几种商用电偶阴极保护/预防系统的最新信息，用于保护暴露在大气中的钢筋混凝土结构。本报告中包含的信息由这些系统的主要制造商提供，旨在为负责钢筋混凝土结构修复的工程师提供技术资源。它也可能对业主、承包商和其他与电流阴极保护（CP）相关的从业人员有用。 所有与镀锌CP相关的信息均适用于暴露在大气中的混凝土结构，可能不适用于含有环氧涂层钢筋、镀锌钢筋或其他涂层或有色钢筋的混凝土。

This technical report presents state-of-the-art information on several commercially available galvanic cathodic protection/prevention systems for protecting atmospherically exposed reinforced concrete structures. The information contained in this report has been provided by key manufacturers of these systems and is intended as a technical resource for engineers responsible for the rehabilitation of reinforced concrete structures. It may also be useful to owners, contractors, and other practitioners related to the field of galvanic cathodic protection (CP). All information related to galvanic CP is intended for atmospherically exposed concrete structures and may not be applicable to concrete containing epoxy-coated reinforcing steel, galvanized, or other coated or nonferrous reinforcement.