RECYCLING SEWAGE WASTEWATER AND REUSING FOR INDUSTRIAL APPLICATIONS- A SUSTAINABLE SOLUTION

By Turbaashu Bhattacharya, Roserve Enviro Pvt Ltd Wastewater reuse — recycling and reusing water from our sewerage systems — may prompt what is quite simply known as the “yuck” factor. People are naturally squeamish about the idea of reusing water that comes to sewage plant, even though it’s quite common. Wastewater reuse has been around for thousands of years. In India, Singapore, Mexico, and Spain, reused water can provide a valuable water source for key industries, reducing the demand on limited water resources. Power plants, refineries, mills, and factories, including,…

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DECENTRALIZED WASTEWATER TREATMENT FBTec® – NEED OF THE HOUR

By Lalit Ramesh Bajare, Technical Head at Innovative Water Technologies Pvt Ltd, Belgaum Introduction:- The world is not running out of water. The real challenge is to provide enough clean water to a rapidly growing global population. Today, 1.2 billion people call India home, 377.1 million of whom live in cities. In the next 40 years, India’s population is expected to grow by nearly half a billion. In the next two decades alone, 225 million more people will be living in Indian cities. The water required to serve this population…

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INITIATIVE TO MODIFY THE EXISTING TREATMENT UNITS WITH NEW ADVANCED TECHNOLOGIES

By Hemalatha A G, Water Management SME, Embassy Services Executive summary Water is one of the basic essential elements to all living creatures in the world.We are experiencing water scarcity because of exponential increase in population and unethical sewage/waste disposal to the water source. Providing good quality water in sufficient quantities to end users is a big challenge for the facility management teams. Small modifications in treatment processes can help the maintenance team to perform better. UsingDisc filters& Screen filters in place of pressure sand filter is just one of…

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SPECIALTY SOLUTION FOR EFFICIENT SEPARATION OF OIL FROM PRODUCED WATER

By Amit K., Prabhat R., Pushkar S., Sanjeev G., Hiten M., Water application and product development centre, Grasim Industries Ltd., Bharuch, Gujarat, India Large quantity of water is generated during crude oil exploration called as ‘Produced water’ (PW). The produced water contains oil mostly in emulsified form along with a lot of suspended impurities, making it one of the most difficult to treat. With the increase in emphasis of recycling of water in oil exploration units, the treated wastewater is used as Well Injection Water and the prime challenge remains…

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HUNTER WATER TRANSFORMS HOW IT WORKS AND SEES SIGNIFICANT LEAKAGE REDUCTION FOLLOWING DIGITIZATION

By TaKaDu, Israel Background Hunter Water is a State-Owned Corporation (SOC) providing drinking water, wastewater, and recycled water services to almost 600,000 people in the Lower Hunter region, north of Sydney, Australia. From its earliest days in the 1880s, Hunter Water, like the region it serves, has grown greatly. Today, it manages more than AU$2.5 billion worth of infrastructure, including 10,000 km of water and sewer mains. The utility notes that it is constantly looking for new ways to provide great services, enable good development and be a thought leader.…

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TECHNIQUES TO ‘SAVE WATER’ IN THE EXISTING COOLING TOWERS

By Dr. Jagjit Singh Sehra, President, CST Associates Today we find new challenge of water that is being used in the cooling tower. In my pervious article we have discussed how power industry evaporates nearly 2900 liters of water while producing 1 Mega Watt of power. Since the alternative methods of using Adiabatic Cooling towers have been discussed in my pervious articles, which require huge investments. Right now, industry all over the world is passing through the time times because of Corona. Currently companies are very much scared to go…

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NEW GROUNDWATER GUIDELINES FOR INDUSTRIES & SMART WATER MANAGEMENT TECHNOLOGIES

By Vinay Chataraju, Co-Founder & Head Business, Kritsnam Technologies Pvt. Ltd. With the rapidly depleting groundwater table, NGT has passed orders for strong regulations on effective usage of groundwater especially targeting bulk water users such as industrial, commercial and bulk housing. After much discussion, Central Ground Water Authority (CGWA) released a gazette notification on 24-Sep-2020 with guidelines for groundwater extraction for industrial and infrastructure projects. Though the guidelines exempted projects drawing less than 10KLD from taking an NOC, there has been increasing pressure on CGWA not to dilute the regulations.…

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HOW THERMAL POWER PLANTS CAN SAVE 80% OF WATER?

By Dr. Jagjit Singh Sehra, President, CST Associates In the last edition of EA Water, the author presented some on idea how much water is being wasted in the cooling towers of thermal power plants. It was also mentioned that if we save this water how farmers can earn Rs. 3,315 crores per year. In this article we will discuss, how we can convert the existing thermal power stations, to save 80% of the water. To understand the same first we need to understand how much water is evaporated in…

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WIRELESS WATER QUALITY MONITORING SYSTEM

By Piyu Dhaker, Applications Engineer, Analog Devices, North America. Introduction :-Several industries such as beverage production, pharmaceutical plants, waste water treatment plants, and so on, rely on water quality monitoring systems to measure and control important water quality indicators. Parameters defining physical, chemical, and biological characteristics of water can be used as water quality indicators. Examples include: 8 Physical: temperature and turbidity  Chemical: pH, oxidation reduction potential (ORP), conductivity, and dissolved oxygen  Biological: algae and bacteria The article focuses on chemical measurement parameters that have been historically indispensable and unreliable,…

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IMPLEMENTATION OF A PROFICIENCY TESTING FOR WATER SAMPLING AND IN-SITU ANALYSES

By Eric ZIEGLER, Boris CONSTANTIN, Abdelkader BOUBETRA, Anne TIRARD Abstract:-  Since 2018, BIPEA has organized several proficiency tests for water sampling and insitu analyses.These proficiency tests require a very specificorganization, with especially all the participants being gathered at the same time at a defined place altogether. The proficiency test consists of routine in-situ analysis, such as pH, conductivity or dissolved oxygen, usually in three different locations and awater sampling exercise. According to the location, different type of water can be analysed: river, lake, water from a recreation complex, waste water…

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