亚洲午夜精品福利在线视频_国产一区二区三区在线观看福利_精品久久久久久久国产性色av_韩国伦理电影哪里看_三级黄色片成人_日韩欧美精品三级_中文字幕久久第一页久久_欧美黑人巨大xxxxxx视频

Hotline
0755-27500078

Technology world

Technology world

2023-12-16

[Hongjie Water] In water treatment, UV sterilizer PK ozone generator

【Hongjie Water】 In water treatment, UV sterilizer PK ozone generator For other sterilization and disinfection methods, ultraviolet sterilizers and ozone generators have been more widely used in the water treatment industry in recent years. Ultraviolet rays can destroy bacterial DNA, while ozone ca...
2023-12-15

[Hongjie Water Service] Debugging method for reverse osmosis pressure switch in water treatment

【Hongjie Water Service】 Debugging method for reverse osmosis pressure switch in water treatment The high/low pressure protection of water treatment reverse osmosis equipment is to prevent the RO high-pressure pump from idling or working beyond the limit of high/low pressure. High voltage switch is ...
2023-12-14

On the Application of UPVC Pipeline in Water Treatment

On the Application of UPVC Pipeline in Water Treatment PVC is polymerized from vinyl chloride monomer (VCM). PVC material is non-toxic, anti-aging, acid and alkali resistant, so it is very suitable for use in chemical pipelines. A mixture composed of PVC raw materials and a certain amount of solid...
2023-12-12

The relationship between hardness and alkalinity of water quality in Hongjie Water Service

The relationship between hardness and alkalinity of water quality in Hongjie Water Service The hardness of natural water mainly refers to metal ions such as Ca2+and Mg2+, while the alkalinity of water mainly refers to the alkalinity of bicarbonate HCO3-. The main ions present in water include Ca2+...
2023-12-11

[Hongjie Water Service] Selection of feed pump form for sludge dewatering machine

【Hongjie Water Service】 Selection of feed pump form for sludge dewatering machine The flow rate of a single feed pump should not only be calculated based on sludge volume, dewatering time, and number of units, but also consider matching with the processing capacity and cycle of the dewatering mach...
2023-12-09

What is a sedimentation tank? What is the principle of a sedimentation tank?

What is a sedimentation tank? What is the principle of a sedimentation tank? 1、 What is a sedimentation tank? A sedimentation tank is a treatment structure that uses gravity sedimentation to remove suspended particles with a higher density than water from water. It is one of the most widely used ...
2023-12-08

Why is MBR membrane prone to scaling? How to handle it?

Why is MBR membrane prone to scaling? How to handle it? Why is it so easy to scale on MBR membranes that they have to be removed and washed every month, and online backwashing is useless? MBR has been widely and maturely applied in wastewater treatment, as it replaces the secondary sedimentation ...
2023-12-07

25 common problems and solutions of reverse osmosis membrane treatment technology in sewage treatment

25 common problems and solutions of reverse osmosis membrane treatment technology in sewage treatment In general, when the standardized flux decreases by 10-15%, or the desalination rate of the system decreases by 10-15%, or the operating pressure and inter section pressure difference increase by ...
孟津县| 永清县| 鹤岗市| 宜城市| 盱眙县| 宁明县| 平乐县| 沛县| 星子县| 灵武市| 绍兴市| 麦盖提县| 犍为县| 娄烦县| 琼海市| 南陵县| 饶河县| 房产| 荥阳市| 中超| 缙云县| 日土县| 郴州市| 新营市| 黎平县| 淳安县| 探索| 安化县| 安多县| 滦南县| 沂南县| 璧山县| 遵化市| 阜城县| 平定县| 扬中市| 吴堡县| 新郑市| 格尔木市| 东乡县| 巴青县|