RU2019111359A - Method for post-treatment of waste liquid from phosphates - Google Patents

Method for post-treatment of waste liquid from phosphates Download PDF

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Publication number
RU2019111359A
RU2019111359A RU2019111359A RU2019111359A RU2019111359A RU 2019111359 A RU2019111359 A RU 2019111359A RU 2019111359 A RU2019111359 A RU 2019111359A RU 2019111359 A RU2019111359 A RU 2019111359A RU 2019111359 A RU2019111359 A RU 2019111359A
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RU
Russia
Prior art keywords
waste liquid
treatment
phosphates
post
amount
Prior art date
Application number
RU2019111359A
Other languages
Russian (ru)
Other versions
RU2019111359A3 (en
RU2740289C2 (en
Inventor
Евгений Николаевич Матюшенко
Сергей Алексеевич Соколов
Александр Юрьевич Зарянов
Тохиржон Толифжанович Шербоев
Александр Владимирович Карпицкий
Татьяна Вячеславовна Фролова
Original Assignee
Федеральное государственное бюджетное образовательное учреждение высшего образования Новосибирский государственный архитектурно-строительный университет (Сибстрин)
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Application filed by Федеральное государственное бюджетное образовательное учреждение высшего образования Новосибирский государственный архитектурно-строительный университет (Сибстрин) filed Critical Федеральное государственное бюджетное образовательное учреждение высшего образования Новосибирский государственный архитектурно-строительный университет (Сибстрин)
Priority to RU2019111359A priority Critical patent/RU2740289C2/en
Publication of RU2019111359A3 publication Critical patent/RU2019111359A3/ru
Publication of RU2019111359A publication Critical patent/RU2019111359A/en
Application granted granted Critical
Publication of RU2740289C2 publication Critical patent/RU2740289C2/en

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/58—Treatment of water, waste water, or sewage by removing specified dissolved compounds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00—Multistage treatment of water, waste water or sewage
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00—Water conservation; Efficient water supply; Efficient water use
    • Y02A20/124—Water desalination
    • Y02A20/131—Reverse-osmosis

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Fertilizers (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)

Claims (1)

Способ доочистки сточной жидкости от фосфатов, при котором биологически очищенная сточная жидкость проходит физико-химическую очистку, отличающийся тем, что на стадии физико-химической очистки в биологически очищенную сточную жидкость вводится концентрат установок обратного осмоса, образующийся при обессоливании морской воды, содержащая ионы магния и кальция, в соотношении 1:0,04-1:0,05, с вводом в нее гидроксида натрия в количестве, обеспечивающем повышение рН до 10,5, а также подается воздух в количестве 0,5-0,6 м3/м3 сточной жидкости.A method for post-treatment of waste liquid from phosphates, in which biologically treated waste liquid undergoes physicochemical treatment, characterized in that at the stage of physicochemical treatment, a concentrate of reverse osmosis plants is introduced into the biologically treated waste liquid, which is formed during desalination of seawater, containing magnesium ions and calcium, in a ratio of 1: 0.04-1: 0.05, with the introduction of sodium hydroxide into it in an amount that increases the pH to 10.5, and air is supplied in an amount of 0.5-0.6 m 3 / m 3 waste liquid.
RU2019111359A 2019-04-15 2019-04-15 Method of afterpurification of waste liquid from phosphates RU2740289C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2019111359A RU2740289C2 (en) 2019-04-15 2019-04-15 Method of afterpurification of waste liquid from phosphates

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2019111359A RU2740289C2 (en) 2019-04-15 2019-04-15 Method of afterpurification of waste liquid from phosphates

Publications (3)

Publication Number Publication Date
RU2019111359A3 RU2019111359A3 (en) 2020-10-15
RU2019111359A true RU2019111359A (en) 2020-10-15
RU2740289C2 RU2740289C2 (en) 2021-01-12

Family

ID=72954650

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2019111359A RU2740289C2 (en) 2019-04-15 2019-04-15 Method of afterpurification of waste liquid from phosphates

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RU (1) RU2740289C2 (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013230414A (en) * 2012-04-27 2013-11-14 Toray Ind Inc Recovery process of phosphorus and recovery apparatus of the phosphorus
KR101689200B1 (en) * 2013-07-12 2016-12-26 한국에너지기술연구원 System for synthesizing apatite from waste-fertilizer solution of fdfo
RU2593877C2 (en) * 2014-11-05 2016-08-10 Федеральное государственное бюджетное образовательное учреждение высшего образования Новосибирский государственный архитектурно-строительный университет (Сибстрин) Method for cleaning discharge fluids from phosphates and sulphates
CN206033425U (en) * 2016-08-28 2017-03-22 贵州安达科技能源股份有限公司 A processing apparatus for phosphorous sour waste water
RU2654969C1 (en) * 2017-03-17 2018-05-23 Федеральное государственное бюджетное образовательное учреждение высшего образования Новосибирский государственный архитектурно-строительный университет (Сибстрин) Method of phosphorus removal from the liquid effluents

Also Published As

Publication number Publication date
RU2019111359A3 (en) 2020-10-15
RU2740289C2 (en) 2021-01-12

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