The principles for selecting water treatment processes in water treatment
The water supply treatment process is based on the difference between the raw water quality conditions and the required water quality. It identifies the water quality indicators in the raw water that do not meet the water usage requirements, and selects one or several unit treatment processes to treat the items that do not meet the water quality indicators to meet the water usage standards. The principles for process selection in water supply treatment systems are technical feasibility, economic rationality, reliable operation and ease of operation. Meanwhile, the adaptability to changes in water quality and quantity and the resistance to shock are important contents of process evaluation. The design and selection of water supply treatment process flow and main treatment structures mainly adopt two methods: one is the pilot-scale method, and the other is the empirical method. The pilot-scale method is adopted because the quality of the raw water varies and the treatment processes are different. To make the system process meet the treatment requirements, it is necessary to optimize the process combination and process parameters, and understand the treatment effec
Details >The wide application of ion exchange equipment in the chemical industry
The ion softening water equipment of Beijing Yuanlai Water Treatment Equipment Co., Ltd. can meet different water quality requirements such as 18MΩ.cm, 15MΩ.cm, 10MΩ.cm, 10μs, and 5μs according to different processes. The processes described below are all full ion exchange processes. 10μs ion exchange process: quartz sand filter + activated carbon filter + precision filter + cation exchanger + anion exchanger 5μs ion exchange process: Quartz sand filter + activated carbon filter ++ precision filter cation exchanger + anion exchanger + cation exchanger + anion exchanger 10MΩ.cm - — 15MΩ.cm ion exchange process: quartz sand filter + activated carbon filter ++ precision filtration
Details >Workflow chart of water purification equipment
The working principle of the water purification equipment of Beijing Yuanlai Water Treatment Company is to purify tap water or other raw water to make the water quality of the output reach a certain standard. Common post-purification equipment not only includes small household water purifiers, but also in areas with poor water quality, difficult drinking water, and large population, where domestic water use is affected, it is difficult to solve the problem with just one water purifier. At this time, large-scale water purification machines can come in handy. The process flow of large-scale purification water machines: raw water → Raw water tank → Raw water pump →" Mechanical filter →" Activated carbon filter →" Scale inhibition/softening → Security filter →" High-pressure pump →" Reverse osmosis →" Pure water tank →" Transfer pump →" Water usage point.
Details >The working principle of water softening equipment
I. Overview of Boiler Softening Water Equipment for the Chemical Industry With the rapid development of The Times, the chemical industry has gradually expanded, and boilers are frequently used. However, due to water quality issues, white sediment often adheres to the surface inside the boilers, resulting in uneven heating of the boilers. This not only poses hidden dangers but also affects the working efficiency of the equipment. The use of LTLD-G boiler water softening equipment for the chemical industry can effectively remove the white sediment on the inner walls of boilers, ensuring their normal operation. Ii. Overview of Boiler Softening Water Equipment for the Chemical Industry With the rapid development of The Times, the chemical industry has gradually expanded, and boilers are frequently used. However, due to water quality issues, white sediment often adheres to the surface inside the boilers, resulting in uneven heating of the boilers. This not only poses hidden dangers but also affects the equipment
Details >Water quality requirements for low-pressure boiler water
Boilers are classified by the steam pressure they produce into low-pressure boilers (p≤205MPa, T≤400℃), medium-pressure boilers (2.5MPa < p≤6MPa, 400℃ < T≤450℃), and high-pressure boilers (6MPa < p≤14MPa, 460℃ < T≤). (540℃), ultra-high pressure boilers (14MPa < p≤17MPa, 540℃ < T≤570℃), subcritical pressure boilers (17MPa < p≤18MPa, 540℃ < T≤ At 570℃, supercritical pressure boilers (24MPa, 538℃), and even ultra-supercritical pressure boilers (30MPa, 566℃). The water quality of low-pressure boilers should comply with GB1576-2001 "Industry
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Yuan LaiEDIThe ultra-pure water equipment uses electro-deionization technology.EDIElectrodeionization is a water purification method that combines the dual advantages of electrodialysis and ion exchange. It does not require acid-base chemical regeneration and can continuously and stably prepare high-purity ultrapure water. Under the action of a direct current electric field, ion separation in water is completed. At the same time, water is electrolyzed to generate hydrogen ions and hydroxide ions, achieving automatic regeneration of the resin without the need to stop the machine for manual regeneration. The pre-treatment combined with reverse osmosis can prevent oxidized substances from damaging the resin, ensuring stable effluent quality and widely meeting the high-standard water usage requirements of various industries.
The non-negative pressure water supply equipment can be directly connected to the municipal water supply network, making full use of the residual pressure of the original network for superimposed water supply. Fully enclosed operation does not require the construction of a domestic water tank, eliminating secondary pollution. Intelligent variable frequency voltage stabilization, energy-saving, quiet and easy installation, it is the preferred equipment for secondary water supply in high-rise residential buildings and commercial buildings.
Constant pressure water supply equipment is widely used in central air conditioning, floor heating, industrial closed-loop water circulation, and boiler systems. It integrates automatic pressure stabilization, automatic water replenishment, automatic exhaust, pressure relief and buffering functions. It stabilizes the pressure in the pipeline network, eliminates abnormal sounds caused by air blockage, and prevents damage from negative pressure and water shortage in the pipeline. It is an essential supporting equipment for HVAC and circulating water systems.
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