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GB/T 42328-2023: Technical requirements for desulfurization device of marine diesel engine
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GB/T 42328-2023: Technical requirements for desulfurization device of marine diesel engine

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ICS 47.020.20 CCSU44 National Standards of People's Republic of China Technical requirements for marine diesel engine desulfurization device Released on 2023-03-17 2023-10-01 implementation State Administration for Market Regulation Released by the National Standardization Management Committee

foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1.Structure and Drafting Rules for Standardization Documents" drafting. Please note that some contents of this document may refer to patents. The issuing agency of this document assumes no responsibility for identifying patents. This document is proposed and managed by the National Marine Machinery Standardization Technical Committee (SAC/TC137). This document is drafted by. China Shipbuilding Corporation No. 711 Research Institute, China Shipbuilding Industry Comprehensive Technology and Economic Research Institute, China Classification Society Qingdao Branch, Qingdao Shuangrui Marine Environmental Engineering Co., Ltd., CSSC Power Research Institute Co., Ltd., Zhenjiang Saier Nico automation co., ltd. The main drafters of this document. Sun Meng, Li Xiaobo, Hu Guangfu, Wang Zhigang, Zhang Wentao, Shen Teng, Tu Shien, Song Yali, Wang Zhimin, Su Yudong. Technical requirements for marine diesel engine desulfurization device

1 Scope

This document specifies the requirements, operation and maintenance, marking, packaging, transportation and storage of desulfurization devices for marine diesel engines. This document is applicable to marine diesel oil with sodium hydroxide (NaOH), magnesium hydroxide [Mg(OH)2], magnesium oxide (MgO), etc. as desulfurizers Design, manufacture and inspection of mechanical wet desulfurization devices (hereinafter referred to as "desulfurization devices"), desulfurization devices for marine oil-fired boilers or other combustion equipment It can be used for reference.

2 Normative references

The content in the following documents constitutes the essential provisions of this document through normative references in the text. Among them, dated references For documents, only the version corresponding to the date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to this document. GB/T 191 Packaging, storage and transportation icon marks GB/T 6388 Transport packaging receipt and delivery marks GB/T 9969 General Rules for Instructions for Use of Industrial Products GB/T 13306 Signage GB/T 13384 General Technical Specifications for Packaging of Mechanical and Electrical Products

3 Terms and Definitions

The following terms and definitions apply to this document. 3.1 It consists of washing tower, washing liquid supply system, lye/slurry (preparation) supply system, washing liquid treatment device, control and monitoring system, exhaust and A device for removing sulfur oxides (SOx) from marine diesel engine exhaust consisting of bypass piping and other equipment. 3.2 washing tower scrubber In the desulfurization device, the exhaust gas of the diesel engine and the washing liquid are directly mixed and contacted inside the equipment. One washing tower can be connected with one or more The exhaust pipe connection of the diesel engine. 3.3 Desulfurization agent desulfurization agent Various reagents used to remove pollutants such as sulfur oxides (SOx), such as sodium hydroxide (NaOH), magnesium hydroxide [Mg(OH)2], oxygen Magnesium oxide (MgO), etc. 3.4 Alkalisolution/slurry The chemical treatment liquid formed by mixing desulfurization agent and water. In this document, alkali solution usually refers to sodium hydroxide (NaOH) solution, and slurry usually refers to hydrogen-oxygen solution. Magnesium chloride [Mg(OH)2] solution. ...