CN107746139A - A kind of processing method of kitchen waste water - Google Patents
A kind of processing method of kitchen waste water Download PDFInfo
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- CN107746139A CN107746139A CN201711129747.7A CN201711129747A CN107746139A CN 107746139 A CN107746139 A CN 107746139A CN 201711129747 A CN201711129747 A CN 201711129747A CN 107746139 A CN107746139 A CN 107746139A
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- water
- kitchen waste
- waste water
- filtering
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Classifications
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- 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
-
- 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
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- 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
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
-
- 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
- C02F1/34—Treatment of water, waste water, or sewage with mechanical oscillations
- C02F1/36—Treatment of water, waste water, or sewage with mechanical oscillations ultrasonic vibrations
-
- 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
- C02F1/40—Devices for separating or removing fatty or oily substances or similar floating material
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Fats And Perfumes (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
The invention provides a kind of processing method of kitchen waste water, comprise the following steps：（1）H types modified polypropylene fiber, ferroferric oxide powder, ground phosphate rock and bodied ferric sulfate are well mixed, are fitted into glass tube, forms by-pass filtration layer；（2）After kitchen waste water is crossed into by-pass filtration layer, the water layer and oil reservoir obtained after filtering is collected respectively；（3）The montmorillonite of obtained water layer sum, sepiolite powder are mixed, filtering, remove filter residue；（4）Deep gloomy Chinese scholartree leaf powder, fulvic acid and Haloragidaceae Myriophyllum spicatum powder are added, heating stirring, filtering, removes filter residue；（5）Carbon molecular sieve, aquagel and sulfydryl silica gel are added, is put into sonic oscillation instrument and carries out sonic oscillation, is filtered, removes filter residue；（6）Every physical and chemical index of water after measure processing.The processing method of the kitchen waste water of the present invention, effectively can be separated the water oil in kitchen waste water, while also have extraordinary removal effect to COD and BOD.
Description
Technical field
The present invention relates to a kind of processing method of kitchen waste water.
Background technology
With developing rapidly for China's economy, catering trade, tourist industry also grow up therewith, and the relevant issues brought are exactly
Come from the pollution of kitchen waste water in the catering trades such as each hotel, the wastewater flow rate that it is discharged is increasing, makes food and drink waste water
Pollution becoming serious.Due to the vegetable and animals oils containing higher concentration and a large amount of solid suspensions in the waste water, so making
It turns into an important pollution entering the water.Food and drink waste water has the characteristics of BOD, COD concentration are high, and oil content is more, and discharge capacity is big.
Simultaneously because noxious material is relatively fewer in this kind of waste water, the general unprocessed richness for being just directly discharged to water body, causing water body
Nutrient laden, it is oil removing for the subject matter in sewage from catering business processing, reduces CODCr and turbidity.The processing of kitchen waste water is not only
It can preserve the ecological environment, and the burden at municipal sewage treatment station can be mitigated, there is obvious environmental benefit and economic benefit.
The content of the invention
Technical problems to be solved：It is an object of the invention to provide a kind of processing method of kitchen waste water, can effectively by
Water oil in kitchen waste water is separated, while also has extraordinary removal effect to COD and BOD.
Technical scheme：A kind of processing method of kitchen waste water, comprises the following steps：
1. a kind of processing method of kitchen waste water, comprises the following steps：
（1）H types modified polypropylene fiber, ferroferric oxide powder, ground phosphate rock and bodied ferric sulfate are well mixed, load glass
Guan Zhong, by-pass filtration layer is formed, wherein, the weight ratio of H types modified polypropylene fiber, ferroferric oxide powder and bodied ferric sulfate
For 8:2:1:1；
（2）After kitchen waste water is crossed into by-pass filtration layer, the water layer and oil reservoir obtained after filtering is collected respectively；
（3）Obtained water layer and 1-2wt ‰ montmorillonite, 2-4wt ‰ sepiolite powder are mixed, in rotating speed 200-
Stirred under 400r/min 20-40 minutes, filtering, remove filter residue；
（4）Add accessing pending water 2-4wt ‰ deep gloomy Chinese scholartree leaf powder, 0.5-1wt ‰ fulvic acid and 2-5wt ‰ Haloragidaceae Myriophyllum spicatum
Powder, it is heated to stirring at 40-60 DEG C 20-40 minutes, filtering, removes filter residue；
（5）Add accessing pending water 3-6wt ‰ carbon molecular sieve, 1-3wt ‰ aquagel and 1-2wt ‰ sulfydryl silicon
Glue, it is put into sonic oscillation instrument and is carried out sonic oscillation 5-10 minutes in the case where ultrasonic power is 600-800W, filtering, remove filter residue；
（6）Every physical and chemical index of water after measure processing.
It is further preferred that step（3）Middle rotating speed is 300r/min, and mixing time is 30 minutes.
It is further preferred that step（4）In be heated to 50 DEG C, mixing time is 30 minutes.
It is further preferred that step（5）Middle ultrasonic power is 700W.
Beneficial effect：This method effectively can be separated the water oil in kitchen waste water, and the oil after processing in water contains
Amount is between 12.1-13.6mg/L, while this method is also fine to COD and BOD removal effect, is up to for COD clearances
94.9%, 90.4% is also up to BOD clearance, there is good treatment effect for kitchen waste water.
Embodiment
Embodiment 1
A kind of processing method of kitchen waste water, comprises the following steps：
（1）H types modified polypropylene fiber, ferroferric oxide powder, ground phosphate rock and bodied ferric sulfate are well mixed, load glass
Guan Zhong, by-pass filtration layer is formed, wherein, the weight ratio of H types modified polypropylene fiber, ferroferric oxide powder and bodied ferric sulfate
For 8:2:1:1；
（2）After kitchen waste water is crossed into by-pass filtration layer, the water layer and oil reservoir obtained after filtering is collected respectively；
（3）Obtained water layer and 1wt ‰ montmorillonite, 2wt ‰ sepiolite powder are mixed, stirred under rotating speed 200r/min
Mix 20 minutes, filter, remove filter residue；
（4）Accessing pending water 2wt ‰ deep gloomy Chinese scholartree leaf powder, 0.5wt ‰ fulvic acid and 2wt ‰ Haloragidaceae Myriophyllum spicatum powder is added, is added
Stir 20 minutes, filter at hot to 40 DEG C, remove filter residue；
（5）Accessing pending water 3wt ‰ carbon molecular sieve, 1wt ‰ aquagel and 1wt ‰ sulfydryl silica gel is added, is put into
Sonic oscillation is carried out in the case where ultrasonic power is 600W 5 minutes, filtering, remove filter residue in sonic oscillation instrument；
（6）Every physical and chemical index of water after measure processing.
Embodiment 2
A kind of processing method of kitchen waste water, comprises the following steps：
（1）H types modified polypropylene fiber, ferroferric oxide powder, ground phosphate rock and bodied ferric sulfate are well mixed, load glass
Guan Zhong, by-pass filtration layer is formed, wherein, the weight ratio of H types modified polypropylene fiber, ferroferric oxide powder and bodied ferric sulfate
For 8:2:1:1；
（2）After kitchen waste water is crossed into by-pass filtration layer, the water layer and oil reservoir obtained after filtering is collected respectively；
（3）Obtained water layer and 1.3wt ‰ montmorillonite, 2.5wt ‰ sepiolite powder are mixed, in rotating speed 250r/min
Lower stirring 25 minutes, filtering, removes filter residue；
（4）Accessing pending water 2.5wt ‰ deep gloomy Chinese scholartree leaf powder, 0.7wt ‰ fulvic acid and 3wt ‰ Haloragidaceae Myriophyllum spicatum powder is added,
It is heated to stirring 25 minutes at 45 DEG C, filters, removes filter residue；
（5）Accessing pending water 4wt ‰ carbon molecular sieve, 1.5wt ‰ aquagel and 1.3wt ‰ sulfydryl silica gel is added,
It is put into sonic oscillation instrument and carries out sonic oscillation 6 minutes in the case where ultrasonic power is 650W, filtering, removes filter residue；
（6）Every physical and chemical index of water after measure processing.
Embodiment 3
A kind of processing method of kitchen waste water, comprises the following steps：
（1）H types modified polypropylene fiber, ferroferric oxide powder, ground phosphate rock and bodied ferric sulfate are well mixed, load glass
Guan Zhong, by-pass filtration layer is formed, wherein, the weight ratio of H types modified polypropylene fiber, ferroferric oxide powder and bodied ferric sulfate
For 8:2:1:1；
（2）After kitchen waste water is crossed into by-pass filtration layer, the water layer and oil reservoir obtained after filtering is collected respectively；
（3）Obtained water layer and 1.5wt ‰ montmorillonite, 3wt ‰ sepiolite powder are mixed, under rotating speed 300r/min
Stirring 30 minutes, filtering, remove filter residue；
（4）Accessing pending water 3wt ‰ deep gloomy Chinese scholartree leaf powder, 0.75wt ‰ fulvic acid and 3.5wt ‰ Haloragidaceae Myriophyllum spicatum powder is added,
It is heated to stirring 30 minutes at 50 DEG C, filters, removes filter residue；
（5）Accessing pending water 4.5wt ‰ carbon molecular sieve, 2wt ‰ aquagel and 1.5wt ‰ sulfydryl silica gel is added,
It is put into sonic oscillation instrument and carries out sonic oscillation 7 minutes in the case where ultrasonic power is 700W, filtering, removes filter residue；
（6）Every physical and chemical index of water after measure processing.
Embodiment 4
A kind of processing method of kitchen waste water, comprises the following steps：
（1）H types modified polypropylene fiber, ferroferric oxide powder, ground phosphate rock and bodied ferric sulfate are well mixed, load glass
Guan Zhong, by-pass filtration layer is formed, wherein, the weight ratio of H types modified polypropylene fiber, ferroferric oxide powder and bodied ferric sulfate
For 8:2:1:1；
（2）After kitchen waste water is crossed into by-pass filtration layer, the water layer and oil reservoir obtained after filtering is collected respectively；
（3）Obtained water layer and 1.8wt ‰ montmorillonite, 3.5wt ‰ sepiolite powder are mixed, in rotating speed 350r/min
Lower stirring 35 minutes, filtering, removes filter residue；
（4）Accessing pending water 3.5wt ‰ deep gloomy Chinese scholartree leaf powder, 0.75wt ‰ fulvic acid and 4wt ‰ Haloragidaceae Myriophyllum spicatum powder is added,
It is heated to stirring 35 minutes at 55 DEG C, filters, removes filter residue；
（5）Accessing pending water 5wt ‰ carbon molecular sieve, 2.5wt ‰ aquagel and 1.8wt ‰ sulfydryl silica gel is added,
It is put into sonic oscillation instrument and carries out sonic oscillation 9 minutes in the case where ultrasonic power is 750W, filtering, removes filter residue；
（6）Every physical and chemical index of water after measure processing.
Embodiment 5
A kind of processing method of kitchen waste water, comprises the following steps：
（1）H types modified polypropylene fiber, ferroferric oxide powder, ground phosphate rock and bodied ferric sulfate are well mixed, load glass
Guan Zhong, by-pass filtration layer is formed, wherein, the weight ratio of H types modified polypropylene fiber, ferroferric oxide powder and bodied ferric sulfate
For 8:2:1:1；
（2）After kitchen waste water is crossed into by-pass filtration layer, the water layer and oil reservoir obtained after filtering is collected respectively；
（3）Obtained water layer and 2wt ‰ montmorillonite, 4wt ‰ sepiolite powder are mixed, stirred under rotating speed 400r/min
Mix 40 minutes, filter, remove filter residue；
（4）Add accessing pending water 4wt ‰ deep gloomy Chinese scholartree leaf powder, 1wt ‰ fulvic acid and 5wt ‰ Haloragidaceae Myriophyllum spicatum powder, heating
Stir 40 minutes, filter to 60 DEG C, remove filter residue；
（5）Accessing pending water 6wt ‰ carbon molecular sieve, 3wt ‰ aquagel and 2wt ‰ sulfydryl silica gel is added, is put into
Sonic oscillation is carried out in the case where ultrasonic power is 800W 10 minutes, filtering, remove filter residue in sonic oscillation instrument；
（6）Every physical and chemical index of water after measure processing.
Comparative example 1
A kind of processing method of kitchen waste water, comprises the following steps：
（1）H types modified polypropylene fiber, ferroferric oxide powder, ground phosphate rock and bodied ferric sulfate are well mixed, load glass
Guan Zhong, by-pass filtration layer is formed, wherein, the weight ratio of H types modified polypropylene fiber, ferroferric oxide powder and bodied ferric sulfate
For 8:2:1:1；
（2）After kitchen waste water is crossed into by-pass filtration layer, the water layer and oil reservoir obtained after filtering is collected respectively；
（3）Obtained water layer and 1wt ‰ montmorillonite, 2wt ‰ sepiolite powder are mixed, stirred under rotating speed 200r/min
Mix 20 minutes, filter, remove filter residue；
（4）Accessing pending water 3wt ‰ carbon molecular sieve, 1wt ‰ aquagel and 1wt ‰ sulfydryl silica gel is added, is put into
Sonic oscillation is carried out in the case where ultrasonic power is 600W 5 minutes, filtering, remove filter residue in sonic oscillation instrument；
（5）Every physical and chemical index of water after measure processing.
Comparative example 2
A kind of processing method of kitchen waste water, comprises the following steps：
（1）H types modified polypropylene fiber, ferroferric oxide powder, ground phosphate rock and bodied ferric sulfate are well mixed, load glass
Guan Zhong, by-pass filtration layer is formed, wherein, the weight ratio of H types modified polypropylene fiber, ferroferric oxide powder and bodied ferric sulfate
For 8:2:1:1；
（2）After kitchen waste water is crossed into by-pass filtration layer, the water layer and oil reservoir obtained after filtering is collected respectively；
（3）Obtained water layer and 1wt ‰ montmorillonite, 2wt ‰ sepiolite powder are mixed, stirred under rotating speed 200r/min
Mix 20 minutes, filter, remove filter residue；
（4）Accessing pending water 2wt ‰ deep gloomy Chinese scholartree leaf powder, 0.5wt ‰ fulvic acid and 2wt ‰ Haloragidaceae Myriophyllum spicatum powder is added, is added
Stir 20 minutes, filter at hot to 40 DEG C, remove filter residue；
（5）Every physical and chemical index of water after measure processing.
This method effectively can be separated the water oil in kitchen waste water, and the oil content after processing in water is in 12.1-
Between 13.6mg/L, while this method is also fine to COD and BOD removal effect, and 94.9% is up to for COD clearances, right
BOD clearance is also up to 90.4%, has good treatment effect for kitchen waste water.
The partial properties index of water of the table 1 after this law is handled
| Oil content（mg/L） | COD clearances（%） | BOD clearances（%） | |
| Embodiment 1 | 13.5 | 93.4 | 90.3 |
| Embodiment 2 | 13.1 | 94.8 | 88.9 |
| Embodiment 3 | 13.1 | 94.9 | 90.4 |
| Embodiment 4 | 13.3 | 94.1 | 90.1 |
| Embodiment 5 | 13.6 | 93.9 | 90.2 |
| Comparative example 1 | 13.6 | 87.8 | 84.9 |
| Comparative example 2 | 13.6 | 85.3 | 86.1 |
Note：After one-level separation, COD concentration and BOD concentration are respectively 1136.08mg/L and 1009.33mg/L in water.
Claims (4)
- A kind of 1. processing method of kitchen waste water, it is characterised in that：Comprise the following steps：（1）H types modified polypropylene fiber, ferroferric oxide powder, ground phosphate rock and bodied ferric sulfate are well mixed, load glass In glass pipe, by-pass filtration layer is formed, wherein, the weight of H types modified polypropylene fiber, ferroferric oxide powder and bodied ferric sulfate Than for 8:2:1:1；（2）After kitchen waste water is crossed into by-pass filtration layer, the water layer and oil reservoir obtained after filtering is collected respectively；（3）Obtained water layer and 1-2wt ‰ montmorillonite, 2-4wt ‰ sepiolite powder are mixed, in rotating speed 200- Stirred under 400r/min 20-40 minutes, filtering, remove filter residue；（4）Add accessing pending water 2-4wt ‰ deep gloomy Chinese scholartree leaf powder, 0.5-1wt ‰ fulvic acid and 2-5wt ‰ Honoka fox-brush Algae powder, it is heated to stirring at 40-60 DEG C 20-40 minutes, filtering, removes filter residue；（5）Add accessing pending water 3-6wt ‰ carbon molecular sieve, 1-3wt ‰ aquagel and 1-2wt ‰ sulfydryl silicon Glue, it is put into sonic oscillation instrument and is carried out sonic oscillation 5-10 minutes in the case where ultrasonic power is 600-800W, filtering, remove filter residue；（6）Every physical and chemical index of water after measure processing.
- A kind of 2. processing method of kitchen waste water according to claim 1, it is characterised in that：The step（3）Middle rotating speed For 300r/min, mixing time is 30 minutes.
- A kind of 3. processing method of kitchen waste water according to claim 1, it is characterised in that：The step（4）Middle heating To 50 DEG C, mixing time is 30 minutes.
- A kind of 4. processing method of kitchen waste water according to claim 1, it is characterised in that：The step（5）Middle ultrasound Power is 700W.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711129747.7A CN107746139A (en) | 2017-11-15 | 2017-11-15 | A kind of processing method of kitchen waste water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711129747.7A CN107746139A (en) | 2017-11-15 | 2017-11-15 | A kind of processing method of kitchen waste water |
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| CN107746139A true CN107746139A (en) | 2018-03-02 |
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| CN201711129747.7A Withdrawn CN107746139A (en) | 2017-11-15 | 2017-11-15 | A kind of processing method of kitchen waste water |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109160654A (en) * | 2018-11-21 | 2019-01-08 | 广东新科农生物科技有限公司 | Dinitolmide based on modified molecular screen produces method for treating waste liquid |
| CN109628173A (en) * | 2019-01-15 | 2019-04-16 | 李豪 | It is a kind of using kitchen waste oil as the preparation method of the biodiesel of raw material |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5949890A (en) * | 1982-09-16 | 1984-03-22 | Yazawa Fueromaito Kk | Adsorptive treatment of oil-containing waste water making combination use of upward and downward counter flow |
| CN103708683A (en) * | 2013-12-31 | 2014-04-09 | 王凤蕊 | Kitchen effluent treatment method and kitchen effluent treatment device |
| CN106277509A (en) * | 2016-11-04 | 2017-01-04 | 金福兴 | A kind of processing method containing azo dye wastewater |
| CN106311723A (en) * | 2016-09-13 | 2017-01-11 | 东莞理工学院 | Classified recycling system for environment-friendly ultrasonic substance decomposition and layering |
-
2017
- 2017-11-15 CN CN201711129747.7A patent/CN107746139A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5949890A (en) * | 1982-09-16 | 1984-03-22 | Yazawa Fueromaito Kk | Adsorptive treatment of oil-containing waste water making combination use of upward and downward counter flow |
| CN103708683A (en) * | 2013-12-31 | 2014-04-09 | 王凤蕊 | Kitchen effluent treatment method and kitchen effluent treatment device |
| CN106311723A (en) * | 2016-09-13 | 2017-01-11 | 东莞理工学院 | Classified recycling system for environment-friendly ultrasonic substance decomposition and layering |
| CN106277509A (en) * | 2016-11-04 | 2017-01-04 | 金福兴 | A kind of processing method containing azo dye wastewater |
Non-Patent Citations (2)
| Title |
|---|
| 宋应华等: "《花生壳生物吸附剂的制备及其在含染料废水治理中的应用》", 31 March 2017, 重庆大学出版社 * |
| 昋永强等: "餐厨废弃物油脂提取技术的研究", 《河南科技》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109160654A (en) * | 2018-11-21 | 2019-01-08 | 广东新科农生物科技有限公司 | Dinitolmide based on modified molecular screen produces method for treating waste liquid |
| CN109160654B (en) * | 2018-11-21 | 2021-03-30 | 广东新科农生物科技有限公司 | Method for treating dinitolmide production waste liquid based on modified molecular sieve |
| CN109628173A (en) * | 2019-01-15 | 2019-04-16 | 李豪 | It is a kind of using kitchen waste oil as the preparation method of the biodiesel of raw material |
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