查询词典 cooling water

Carries out the macroscopic and microscopic analysis for corrosion of heat-exchange tubes used for lithium bromide absorption chiller,investigates the corrosion substance by scanning electron microscopic and X-ray energy dispersive spectroscopy,analyzes the chemistry composition of tubes,cooling water and lithium bromine solution.

对某制冷机组吸收器的冷却水管出现不同程度的腐蚀穿孔进行宏观和微观形貌分析，对腐蚀孔附近腐蚀产物进行扫描电镜-能谱分析，并对冷却水管化学成分、冷却水质和溴化锂溶液进行分析。

In this paper, research is focused on the heat and mass transfer features during absorption process on the two-scale corrugation plate surfaces of plate-shell heat exchangers. This new Kind structure has vertical large corrugations and horizontal small ones, which can enhance the convection heat transfer of cooling water at internal plate channel side and make the liquid falling film uniformly distributed and turbulent by twisting path, so that the heat and mass transfer characteristics at both sides can be enhanced while sufficient flow area for adequate resistance requirement is also met.

本论文围绕一种新型交叉双尺度波纹板片组成的板壳式吸收器进行研究，这种新型传热元件的相邻板片的竖直大波纹相顶靠，形成曲折的板内通道和菱形板外通道，可强化板内侧冷却水的对流传热，而其水平小波纹则可对布膜的溴化锂浓溶液和冷剂蒸汽产生连续的扰动，使液膜分布均匀，传热传质得到强化。

Based on solidification theory and analysis of process of Aluminum alloy Direct Chill casting, the control system of DC casting for big size billet has been designed. For improving the quality of billet-optimized control strategy of cooling water must be determined to eliminate the instability of the traditional feedforward control, PID control and cascade control have been introduced.

通过对铝合金DC铸造工艺过程的分析，建立了铝合金DC铸造的控制系统；在分析DC铸造铸锭结晶凝固原理的基础上，完成了冷却水量自动控制的系统设计，并进行了控制策略的选择；基于对铝合金直接水冷铸造，DC凝固原理和工艺过程的分析，本文提出了大尺寸铝合金圆锭铸造的控制系统设计方案。

Verify the suction valve and discharge valve to 100PP150 are open, including valves on the cooling water lines.

确认100PP150的进口阀和出口阀打开，包括冷却水管线上的阀门。

The armouredcable to the house, earth conductor and generator cooling water will gothrough here.

装甲电缆的房子，地球指挥和发电机冷却水将通过这里。

This thesis paper develops a controlling biological slime of systems method through painting an antisepsis algicide coating in cooling water systems and has performed development experiments of an antiepsis algicide coating.

本文提出了用抗菌藻涂料控制生物粘泥的方法，并进行了抗菌藻涂料的研制试验。

By reference to overseas development trend and the conditions in China, several problems of research, production, and application of biocides for cooling water treatment are discussed.

文章涉及杀生剂包括氧化剂和非氧化剂的品种、质量、价格/性能比、杀生机理、环境影响及使用方法。讨论了冷却水处理中在研制、生产和应用中所面临的若干问题。

Ozone used in cooling water system can play a role in sterilization,corrosion,scale inhibition and descaling.

臭氧在处理循环冷却水时能起到杀菌、缓蚀、阻垢及脱垢的作用。

HYDRAcap60 UF can effetely remove the suspended solid and reduce the content of colloid in the circulating cooling water.

反渗透给水pH 控制在7.0～7.5 之间，阻垢剂PTP-0100 的加入量为4～5 mg/L，反渗透系统的最佳回收率为60%。

The results of the test show that. HYDRAcap60 UF can effetely remove the suspended solid and reduce the content of colloid in the circulating cooling water. The quality and the quantity can meet the requirement of reverse osmosis system.

结果表明，HYDRAcap60 超滤可有效去除循环冷却排污水中的悬浮物、降低胶体含量，产水的水质、水量完全满足反渗透膜进水要求。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。