1) humid H_2S medium
湿H_2S
1.
By analyzing the weldability of the thick plate pressure vessels with humid H_2S medium, welding material with low content of S and P and reasonable welding technology were used to control the hardness of the weld and reduce welding stress, which improved safe performance ability under the special medium condition.
通过对湿H_2S介质的厚壁容器进行焊接性分析,选择S、P含量低的焊材,采取合理的焊接工艺措施,以控制焊缝硬度、降低焊接应力,提高了设备在特殊介质下的安全运行能力。
3) H2S
H_2S
1.
The analysis of the causes of hydrogen blistering, development process and corrosion of the spherical tanks in wet H2S environment concludes that hydrogen blistering is the results of hydrogen permeation into steel in hydrogen environment of the tank and the existence of impurities and cavities in steel material.
对湿H_2S环境下球罐氢鼓泡的产生原因、形成过程和腐蚀状况进行了分析,指出氢鼓泡的发生一是球罐处于临氢环境,因腐蚀产生的[H]渗入到了钢中;二是容器所用的钢材存在夹杂,即有“空穴”。
2.
The absorbent could remove H2S and HC1 from automotive LPG so that it passed the copper strip corrosion test, thus achieving good economic and social benefit.
针对扬子石化股份公司芳烃厂液化气装置生产的车用液化气钢片腐蚀不合格的问题,采用NC-L型双功能吸附剂,有效地脱除车用液化气中的H_2S和HCl,使其铜片腐蚀指标合格,取得了良好的经济和社会效益。
3.
The inhibitive effect of each sulfourea and cetylpyridinium bromide and their synergistic inhibitive effect on 16Mn steel under thin electrolyte film with H2S were investigated by using potentiodynamic polarization technique and EIS.
用极化曲线和交流阻抗技术研究了硫脲和溴化十六烷基吡啶在复配前后对含H_2S薄层液膜下的16Mn钢的缓蚀行为,得到了一些重要结论,并对其进行解释和讨论。
5) H_2S corrosion
H_2S腐蚀
1.
The main H_2S corrosion forms,corrosion characteristics and impact factors in oil and gas production are introduced.
文章介绍了油气开采过程中H_2S腐蚀的主要形式、腐蚀特征和影响因素。
2.
Based upon the characteristics of CO_2 cor- rosion and SRB corrosion in oil wells in Longdong Area and H_2S corrosion in wells in Jingdong Area,corrosion inhibitors resisting CO_2 and H_2S corrosion were evaluated and screened.
针对中国石油天然气股份公司长庆油田分公司长期以来油水井内腐蚀严重问题,并根据陇东老区部分油水井内以CO_2和硫酸盐还原茵腐蚀、靖东以H_2S腐蚀为主的特点,评价、筛选出了抗CO_2和H_2S腐蚀的缓蚀剂。
3.
The corrosion mechanisms,impact factors and protection measures of H_2S corrosion on submersible electric pumping unit are studied.
在油田开发过程中,H_2S腐蚀是最常见的问题之一。
6) CO_2/H_2S corrosion
CO_2/H_2S腐蚀
1.
On the basis of corrosion caused by CO_2 and H_2S in oil and gas fields in Sichuan-Chongqing region,the research and development of corrosion inhibitors for CO_2/H_2S corrosion under coexistent conditions are reviewed.
介绍了多种抗CO_2/H_2S腐蚀的缓蚀剂以及他们在油田的应用情况。
补充资料：《毗湿奴往世书》
印度古代著作，是毗湿奴教派的主要经典。全书是梵文的诗体作品，中间夹杂片断散文。这部书也是往世书类型中符合标准格式的一部，内容包括宇宙起源、帝王世系直至对未来的预言。全书约有 6,000多颂，分为6 部分。形式上是历史书，实际是带宗教色彩的一些传说，曲折地反映了古代印度社会的生活。第 1部分叙述世界起源，然后叙述王朝世系；第 4部分叙述日族和月族的历史传说；第 5部分着重介绍大神毗湿奴(遍入天)的化身黑天的身世和业绩；第 6部分写末世和世界的毁灭。全书的主旨是颂扬大神毗湿奴，宣传信仰毗湿奴可以得救。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条