HRP20190902T1 - Postupak obrade bioloških materijala povezanih sa ciklusom pročišćavanja otpadne vode - Google Patents

Postupak obrade bioloških materijala povezanih sa ciklusom pročišćavanja otpadne vode Download PDF

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Publication number
HRP20190902T1
HRP20190902T1 HRP20190902TT HRP20190902T HRP20190902T1 HR P20190902 T1 HRP20190902 T1 HR P20190902T1 HR P20190902T T HRP20190902T T HR P20190902TT HR P20190902 T HRP20190902 T HR P20190902T HR P20190902 T1 HRP20190902 T1 HR P20190902T1
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HR
Croatia
Prior art keywords
sludge
flp0
treatment
dry matter
liquid
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HRP20190902TT
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English (en)
Inventor
Fabio CELLA
Original Assignee
Syngen S.R.L.
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Application filed by Syngen S.R.L. filed Critical Syngen S.R.L.
Publication of HRP20190902T1 publication Critical patent/HRP20190902T1/hr

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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/66Treatment of water, waste water, or sewage by neutralisation; pH adjustment
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00Treatment of sludge; Devices therefor
    • C02F11/12Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • C02F11/14Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
    • C02F11/143Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents using inorganic substances
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00Treatment of sludge; Devices therefor
    • C02F11/12Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • C02F11/14Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
    • C02F11/143Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents using inorganic substances
    • C02F11/145Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents using inorganic substances using calcium compounds
    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05FORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
    • C05F7/00Fertilisers from waste water, sewage sludge, sea slime, ooze or similar masses
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/20Treatment of water, waste water, or sewage by degassing, i.e. liberation of dissolved gases
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/52Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5236Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
    • C02F1/5245Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents using basic salts, e.g. of aluminium and iron
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00Treatment of sludge; Devices therefor
    • C02F11/12Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00Nature of the contaminant
    • C02F2101/10Inorganic compounds
    • C02F2101/16Nitrogen compounds, e.g. ammonia
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00Controlling or monitoring parameters in water treatment
    • C02F2209/02Temperature
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00Controlling or monitoring parameters in water treatment
    • C02F2209/06Controlling or monitoring parameters in water treatment pH
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00Specific treatment goals
    • C02F2303/04Disinfection
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00Specific treatment goals
    • C02F2303/06Sludge reduction, e.g. by lysis
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/30Aerobic and anaerobic processes
    • C02F3/302Nitrification and denitrification treatment
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/10Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
    • Y02A40/20Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses

Claims (5)

1. Postupak obrade otpadne vode od stanovnika ili iz industrije, naznačen time, da obuhvaća sljedeće korake: - dostava otpadne vode od stanovnika ili iz industrije do postrojenja za pročišćavanje (100); - obrada otpadne vode putem denitrifikacije, nitrifikacije i oksidacije u postrojenju za pročišćavanje (100); - sekundarni korak sedimentacije u postrojenju za pročišćavanje, u svrhu dobivanja biomase u obliku mulja i zaostale tekućine, pri čemu sekundarni korak sedimentacije slijedi nakon denitrifikacijske, nitrifikacijske i oksidacijske obrade; i - opcionalno, dezinfekcija zaostale tekućine; dok postupak obuhvaća sljedeće dodatne korake: A1) ekstrakcija navedenog mulja iz sekundarnog koraka sedimentacije mulja (FLP0) koji se treba obraditi, pri čemu je navedeni mulj (FLP0) ekstrahiran prije poduzimanja dehidracijske obrade i ima sadržaj suhe tvari ne više od 5 masenih %, te dostava navedenog mulja (FLP0) u kemijski reaktor; A2) alkalno kondicioniranje mulja (FLP0) putem dodavanja kalcijevog oksida (CaO) s generiranjem biološke mase (FLP1) uz pH > 10; B) neutralizacija biološke mase (FLP1) s generiranjem tekuće biološke mase (FLP2), pri čemu je navedeni korak neutralizacije B) sljedeći: bilo korak B1) izveden dodavanjem sumporne kiseline (H2SO4) s generiranjem smjese (FLP2G) koja obuhvaća organsku tvar i kalcijev sulfat (Ca2SO4) i nadalje uključuje inkorporiranje, pomoću miješanja, kalcijevog sulfata (CaSO4) u praškastom obliku u količini koja je u rasponu između 0,5 i 1,5 kg za svaki kg suhe tvari mulja (FLP0) koji se treba obraditi; bilo korak B2) izveden dodavanjem ugljičnog dioksida (CO2) s generiranjem smjese (FLP2C) koja obuhvaća organsku tvar i kalcijev karbonat (CaCO3) i nadalje uključuje inkorporiranje, pomoću miješanja, kalcijevog karbonata (CaCO3) u praškastom obliku u količini koja je u rasponu između 1 i 2 kg za svaki kg suhe tvari mulja (FLP0) koji se treba obraditi; C) dehidriranje tekuće biološke mase (FLP2) koja je razdvojena na tekući dio (L1, L2) i kruti proizvod, koji ima postotak suhe tvari obuhvaćen između 20% i 60% i koji je prikladan za uporabu kao korektivno sredstvo za agrikulturna zemljišta; pri čemu su koraci obrade A1) do C) inkorporirani u korake obrade otpadne vode u postrojenju za pročišćavanje otpadne vode (100).
2. Postupak prema zahtjevu 1, naznačen time, da se u koraku alkalnog kondicioniranja A2), dodaje kalcijev oksid (CaO) u količini između 0,5 i 4 kg za svaki kg suhe tvari mulja (FLP0) koji se treba obraditi.
3. Postupak prema bilo kojem od prethodnih zahtjeva, naznačen time, da navedeni korak alkalnog kondicioniranja A2), ima vremensko trajanje od jednog do 4 sata.
4. Postupak prema bilo kojem od prethodnih zahtjeva, naznačen time, da navedeni korak neutralizacije B), nadalje obuhvaća inkorporiranje, pomoću miješanja, jedne količine željeznog klorida (FeCl3), u 40-postotnoj otopini, poželjno u količini koja ima raspon između 50 i 100 g na svaki kg suhe tvari mulja (FLP0) koji se treba obraditi.
5. Postupak prema bilo kojem od prethodnih zahtjeva, naznačen time, da se tekući dio (L1, L2) koji je dobiven putem razdvajanja u koraku dehidracije C), barem djelomično transportira do ulaza u postrojenje za pročišćavanje (100) i uvodi se u dostavni kanal otpadne vode od stanovnika ili iz industrije, koji vodi do postrojenja za pročišćavanje (100).
HRP20190902TT 2014-09-19 2019-05-15 Postupak obrade bioloških materijala povezanih sa ciklusom pročišćavanja otpadne vode HRP20190902T1 (hr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ITMI20141607 2014-09-19
EP15185806.5A EP2998277B1 (en) 2014-09-19 2015-09-18 Method for treating biological materials associated with the wastewater purification cycle

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HRP20190902T1 true HRP20190902T1 (hr) 2019-07-12

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Country Status (6)

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EP (1) EP2998277B1 (hr)
ES (1) ES2728092T3 (hr)
HR (1) HRP20190902T1 (hr)
HU (1) HUE044519T2 (hr)
RS (1) RS58838B1 (hr)
SI (1) SI2998277T1 (hr)

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WO2018022734A1 (en) * 2016-07-26 2018-02-01 Schwing Bioset, Inc. Biological solids processing
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IT201800006150A1 (it) * 2018-06-11 2019-12-11 Impianto per il trattamento dei fanghi di linea dei depuratori di acque reflue
IT201900005066A1 (it) * 2019-04-04 2020-10-04 Agromatrici S R L Procedimento e impianto per la produzione di carbonato di calcio di defecazione e formulazioni che lo contengono.
IT201900010095A1 (it) * 2019-06-26 2020-12-26 Agromatrici S R L Impianto e procedimento per la produzione di carbonato di calcio di defecazione.
CN110342781B (zh) * 2019-07-09 2024-01-26 河南工程学院 用于污泥脱水的生物质改性系统及其工作方法
CN111116373B (zh) * 2020-01-03 2021-01-08 江苏方圆芳纶研究院有限公司 一种二硝基苯及苯二胺的本质安全生产工艺
CN111792759A (zh) * 2020-07-30 2020-10-20 中冶华天工程技术有限公司 一种基于碳源回用的污水污泥调理工艺及系统
CN112079419A (zh) * 2020-08-05 2020-12-15 广州中和环境科技有限公司 一种糖蜜酒精废水的回收方法
CN113620755B (zh) * 2021-09-23 2022-04-22 南京大学 一种促进稀土矿区土壤氨氮去除的组合物及其应用方法

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Publication number Publication date
ES2728092T3 (es) 2019-10-22
SI2998277T1 (sl) 2019-06-28
HUE044519T2 (hu) 2019-10-28
RS58838B1 (sr) 2019-07-31
EP2998277A1 (en) 2016-03-23
EP2998277B1 (en) 2019-03-20

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