Tag Archives: Water Purification

Why Treating Batches Of Water Is Necessary To Live?

According to many climatologists and political scientists the next world war may very well be caused by disputes, not over oil, but over a far more precious resource – water. Changing climate patterns and widespread pollution are placing resources of fresh and potable water under enormous strain and making it more necessary than ever before to conserve and treat to the water that we use.

John Adams from Neopuretech quoted, “The science of water treatment has therefore become more important than ever.”

It is not only drinking water that is of paramount importance, fresh or treated water is an essential component for industrial processes, medicine and agriculture. All of these are at the foundation of modern society.

Water treatment is a large scale industrial process that removes contaminating matter from the water so that it is suitable for the end user. For more information about purification of water, visitĀ coolingtowerwater.weebly.com

There are a number of processes that can be used in water treatment and these include both mechanical and chemical methods.

The first, mechanical processes can consist of allowing larger solids to settle at the bottom of large concrete lined ponds and then pumping the water to parts of a water treatment plant where further processing can take place. The second commonly used mechanical process is filtration. The most widely used filtration method in the treatment of water is sand filtration.

In sand filtration the waste water flows through a bed of extremely fine sand and in some instances larger pebbles which act to trap particles. At this stage of the water treatment process the majority of the remaining suspended particles are removed from the water.

There are many chemical processes involved in water treatment. However, the most common are the use of calcium hydroxide and chlorine.

Calcium hydroxide issued in the process of ‘flocculation’. Adding calcium hydroxide to the water causes very small particles to adhere to each other, making them much easier to filter out. Sodium silicate and ferric chloride may also be added to the water as these aid in the process of flocculation.

Without this process, many mechanical filters would be much less useful, says the author fromĀ coolingtowertreatment.wordpress.com

Chlorine is commonly used in almost every water treatment plant in the world.

Chlorine is carefully added in measured doses to the water to ensure that it reaches levels where it is safe to drink and be used in a variety of other industrial applications. The chlorine acts to kill quickly a wide variety of micro-organisms, bacteria and any viruses that might be present after mechanical filtration has taken place.

Chlorine doesn’t remain active for very long, around 8 hours is maximum, so it is used again at the pumping station as a weaker solution (along with small doses of ammonia) to ensure that the water remains safe to use right until it reaches the consumer or industrial user.

As potable water becomes more and more scarce new technologies for the treatment of sewage are becoming more common, include treatment with ultra-violet radiation and a variety of reverse osmosis treatments. As we move deeper into the 21st century, it is going to become more and more important that we continue to innovate as far as treatment is concerned, but that we also learn to husband our water resources more carefully.

Why Sewage Treatment in Houston Is Critical To Have?

As the 21st century moves steadily into its second decade, some trends that will affect the way we live and our quality of life are becoming very apparent.

The first of these is that increasingly rapid urbanization is a fact of life in both developed and developing countries. More and more people are flocking to cities in search of a better life.

The send is that the birth rate, especially in the developing world shows no signs of slowing down.

The net effect is that we have more people crowding into increasingly densely populated areas.

One of the effects is that systems for the treatment of sewage are coming under increasing pressure. Much of the infrastructure that is used for the treatment of human waste (and in particular cases industrial effluent) is aging remarkably quickly. Some urban planners have indicated that the median age of this infrastructure and equipment is more than 50 years old.

This makes it essential that sewage treatment, which is the removal of contaminants from the water and the production of water that is environmentally friendly (or in some cases fit for human consumption) takes place in a rigidly controlled environment.

The most common methods for the treatment of sewage are mechanical / physical, chemical and finally biological. These treatment types can be broadly defined as primary treatment, secondary treatment, and tertiary treatment.

Primary treatment consists of containing the sewage in a basin where particulate matter is allowed to settle and lighter substances such as petrochemical matter float to the top of the water column. The matter at the top is skimmed off, and the heavier matter at the bottom of the tank is discharged or undergoes further treatment.

Secondary treatment uses water-based biological organisms to consume organic contaminants. In the United States, the general rule is that by the time primary and secondary treatment has been completed approximately 85% of organic solids should have been removed from the water. In some instances, the water will be further treated to remove these biological organisms before the water is discharged or further treatment takes place.

Tertiary treatment is especially important when the treated water is going to be released into a biologically sensitive environment, Examples of this sort of environment include mangrove swamps or into the ocean where delicate ecosystems such as coral reefs are present. Tertiary treatment can include the use of chemicals and lagoons. Other types of tertiary treatment also include the use of sand filtration and the removal of nitrogen before discharge.

This water can then be used for agricultural purposes. Water treated in this way has become extremely popular for use in golf courses.

Sewage treatment is a process of continual improvement and refinement. There is a wide variety of developing technologies which are being rolled out across the world to make the process more efficient and reduce treatment times. An example of this is the use of activated carbon filters or ozone to remove so-called ‘micropollutants.’

As urbanization continues, it is becoming increasingly clear that these innovations are going to become essential if those living in large cities are to enjoy a good quality of life.