Waste water treatment
Wastewater treatment is one of the key processes aimed at preserving the ecological balance and ensuring public health. Wastewater is a contaminated liquid produced as a result of domestic, industrial, and agricultural activities. Without proper treatment, these waters become a serious threat to the environment and aquatic ecosystems.
Why is wastewater treatment important?
Wastewater contains a wide range of pollutants: organic substances, chemical compounds, heavy metals, microbiological agents, and micro-organisms. If these substances get into natural water bodies, it can lead to: | Contamination of drinking water, Dumbbells of flora and fauna, РSpread of infectious diseases, Destruction of ecosystems and biological cycles. |
( https://sa.tiiame.uz/en/page/pdf/importance-and-benefits-of-using-wastewater-in-irrigation-farming )
(https://staff.tiiame.uz/storage/users/602/articles/v7poK7p0KBWtJFWXPX3EKkZCcbmM4TyTdNwdGMgn.pdf (https://staff.tiiame.uz/storage/users/602/articles/VbGiet8WYfWpjxLhf4BDE7yDrkESb0ietZVb5qPO.pdf )
Wastewater treatment can prevent these problems by returning the treated water to nature or reusing it for household needs.
Main stages of wastewater treatment | Wastewater treatment includes several consecutive stages: |
Mechanical cleaning. | At this stage, large solid particles and debris are removed using grates, filters and sand traps. This process prepares the water for further processing. |
Chemical cleaning. | Chemical reagents are used to precipitate fine particles or neutralize harmful compounds. Examples include coagulation, flocculation, and neutralization of acids and alkalis. |
Biological treatment. | Micro-organisms that decompose organic substances in wastewater are used here. Biological purification can be aerobic (with oxygen access) or anaerobic (without oxygen). |
Additional cleaning. | At the final stage, wastewater passes through ultrafiltration, reverse osmosis or ultraviolet disinfection systems. This allows the removal of residual pollutants and pathogens. |
Modern cleaning technologies | In recent years, innovative technologies have been increasingly used: Membrane filters that provide a high degree of cleaning. Bioengineering solutions, such as the use of bioreactors. Nanotechnologiesthat can remove the smallest pollutants. Resource-saving methods, such as water treatment with subsequent use in agriculture or industry. |
Environmental impact and prospects | Effective wastewater treatment contributes to the restoration of aquatic ecosystems, the conservation of biodiversity and the rational use of water resources. It is important that modern enterprises and utilities introduce environmentally friendly and energy-efficient technologies. Everyone can also contribute to reducing the burden on cleaning systems by consciously using water and properly disposing of waste. Wastewater treatment is not only a technical process, but also an important part of the overall strategy to preserve our planet for future generations. |
( https://staff.tiiame.uz/storage/users/606/books/W4gnf0YxayadwUyCyUZSBwEjg9JkIKDvrhfHLZ8A.pdf )
Effective wastewater management: cooperation between the University and the largest wastewater treatment plant in the region
The university, located in the central part of the city, faces an important task – responsible management of wastewater generated as a result of its activities. Limited facilities for wastewater treatment on campus have made it necessary to cooperate with a professional organization. For this purpose, the University has entered into an official agreement with the Salar Wastewater Salar Treatment Plant, a facility managed by Tashkent City Water Supply LLC.
About the Salar aeration station | The Salar (https://mytashkent.uz/2020/10/06/salarskaya-stancziya-aeraczii/ ) plant is the largest wastewater treatment plant in Central Asia. It started operating in 1961 with a design capacity of 1,120 thousand cubic meters per day. Today, its capacity is 810 thousand cubic meters of wastewater per day. Located on an area of 113 hectares, the station performs a large-scale task of treating wastewater not only from the university campus, but also from other urban infrastructure facilities. |
Technological process and capabilities of the station
| The Salar plant uses advanced wastewater treatment methods, including mechanical, chemical and biological treatment. Aeration plants, which are a key element of its infrastructure, effectively remove organic pollutants, heavy metals and other harmful substances from the water |
Cleaning includes:
| Mechanical filtration that removes large solid particles. Biological treatment based on the use of microorganisms for the decomposition of organic substances. Chemical treatment aimed at precipitation of fine particles and neutralization of toxic compounds. |
(https://mytashkent.uz/2020/10/06/salarskaya-stancziya-aeraczii/ )
Additional steps such as decontamination and filtration to improve water quality.
Result and use of purified water
The purified water meets the established environmental standards. Although it cannot be used for drinking purposes, it is suitable for other uses, such as:
Fishing and pond filling.
Irrigation of agricultural land.
Maintaining the hydrological balance in the region.
Treated water from the Salar station is distributed to irrigated land around the city through canal systems including Bozsuv, Salor and the Chirchik River. This process allows for the most efficient use of resources and contributes to the conservation of aquatic ecosystems.
The agreement between the University and Salar Station underscores the university's commitment to environmentally responsible practices. All wastewater generated on the campus is treated comprehensively, which reduces the environmental impact and contributes to the sustainable development of the city.
This partnership not only solves current problems, but also serves as an example for other educational institutions and enterprises. The University demonstrates how wastewater can be effectively managed while minimizing the environmental footprint of its activities.
Thanks to this approach, the university not only contributes to the protection of the environment, but also participates in the formation of an ecological culture among its students, teachers and staff, which is important for the long-term sustainability of the region.
(Nazariya bilan amaliyot uyg’unligi | TIIAME (https://tiiame.uz/news?id=4140))
Integrated approach to rainwater management: TIIAME-NRU initiatives
As part of its efforts to protect the environment and sustainably manage water resources, the Tashkent Institute of Irrigation and Agricultural Mechanization Engineers-National Research University (TIIAME-NRU) is actively developing rainwater collection, treatment and reuse programs. These initiatives help to minimize fresh water consumption, optimize resource use, and foster an ecological culture among university students and staff.
On-campus rainwater collection and treatment system
One of the central initiatives was the creation of a comprehensive rainwater collection and treatment system that effectively manages water flows generated after precipitation. A dedicated plant located on the campus purifies the collected rainwater, allowing it to be used for a variety of needs.
Basic installation functions:
Rainwater collection | Reservoirs are placed throughout the campus to drain water from building roofs, sidewalks, and other surfaces. |
Water purification | The automatic cleaning system removes impurities such as dust, organic residues and other impurities from the water. |
Reuse. Purified water is used for | Irrigation of green spaces and garden slocated on the territory of the university. Sanitary needs in buildings, including provision of toilets. |
This process significantly reduces the burden on centralized water supply and makes the university campus an example of efficient use of rainwater.
Expanding the initiative: Experimental Educational Farm (EEF)
The University went even further by introducing rainwater harvesting practices on its Experimental Educational Farm (EEF) located in the countryside. This project not only supports the rational use of water, but also serves as an important educational and research platform for students and teachers.
Key elements of the EEF system:
Rainwater collection pool: | A dedicated reservoir has been built on the farm to store rainwater collected from the surrounding areas. |
Use in agriculture | The collected water plays a crucial role in irrigation of fields where a variety of crops are grown, including experimental ones. |
Educational goal: | Students and researchers learn how to use rainwater efficiently for agriculture, and evaluate its impact on crop yields and plant health. |
Environmental and educational benefits:
Reducing the burden on the region's water resources | Using rainwater instead of fresh water saves precious water reserves, especially in arid climates. |
Practical training | The farm becomes an open-air laboratory where students learn modern water management techniques. |
Research support | University scientists can test innovative approaches to using rainwater for sustainable agriculture. |
Holistic approach to resource management | The integration of rainwater collection and reuse systems both on-campus and on the Experimental Education Farm reflects the university's strategic commitment to responsible resource management. These measures allow you to solve several tasks at once |
Reduce the use of fresh water.
Reduce the flow of polluted sediments into the city sewer system.
Support educational and scientific initiatives.
Through these efforts, TIIAME-NRU sets an example of environmental responsibility by contributing to the development of a sustainable future. The University not only uses advanced technologies to conserve water resources, but also develops students ' skills and knowledge that will help them solve environmental problems in the future.
Innovative approaches to water purification: contribution of the university and development of the "NEUTRALIZE"device
Our university actively implements modern water treatment and recycling measures, demonstrating its commitment to sustainable water resources management. Ezoz Ozodov, one of the university's leading researchers, made a significant contribution to these efforts. He developed a cutting-edge device called "NEUTRALIZE", which is capable of converting water from any source into safe drinking water.
Innovative development "NEUTRALIZE"
This device is a unique solution that combines compactness, efficiency and environmental safety. It uses advanced technologies such as membrane filtration, UV disinfection and sorption filters, which allows you to:
Remove mechanical impurities: sand, silt and other solid particles.
Neutralize chemical compounds: heavy metals, nitrates, and pesticides.
Destroy pathogenic microorganisms: bacteria, viruses, and fungi.
Improve the organoleptic properties of water: eliminate unpleasant odors, tastes and colors.
DETOXIFY works with any water source, including rainwater, sewage, and even heavily polluted water. Its energy efficiency and low operating costs make it an ideal solution for use on campuses, rural areas, and places with limited access to quality water.
Strategic implementation plan
The University is developing a comprehensive plan for widespread adoption of the NEUTRALIZE device on campus. The main stages include:
Installation of systems in key locations: university buildings, dormitories, laboratories, and other campus facilities.
Integration with existing water supply systems: providing water treatment for drinking, domestic and sanitary needs.
Training of staff and students: conducting trainings and lectures on the proper operation of devices and the importance of rational use of water.
Performance monitoring and evaluation: continuous analysis of device performance to identify opportunities for improvement.
Enhanced water treatment and recycling capabilities
The implementation of "NEUTRALIZE" will significantly strengthen the university's existing capabilities in the field of wastewater and rainwater treatment. The use of purified water for irrigation, sanitary needs and technical processes will allow:
Reduce dependence on primary water sources.
Reduce the amount of waste water entering the central sewage system.
Improve environmental sustainability and demonstrate an example of effective water management.
Water recycling and reuse
The "NEUTRALIZE" initiative is fully in line with the university's strategic goal of increasing efforts to recycle and reuse water. This includes:
Closed water cycle: treated water is returned to the system for reuse.
Environmental education: students learn to take care of water and use modern water purification technologies.
Development of new solutions: the device will become the basis for further research and improvements in the field of water treatment.
Contribution to a sustainable future
Thanks to the initiative of Ezoz Ozodov and the introduction of the "NEUTRALIZE" device, the university demonstrates leadership in the field of rational use of water resources. These measures not only address local water supply problems, but also promote the development of new technologies that can be scaled up for use in other institutions and regions.
Thus, an innovative approach to water purification becomes an important step towards sustainable development and conservation of resources for future generations. ( https://youtu.be/MqDHTKPjPsU?si=zI4kMjqIKP_U0vut )
