DE2343323B1 - Mixing tank for the continuous addition and mixing of flocculants to sludge, especially sewage sludge - Google Patents
Mixing tank for the continuous addition and mixing of flocculants to sludge, especially sewage sludgeInfo
- Publication number
- DE2343323B1 DE2343323B1 DE2343323A DE2343323A DE2343323B1 DE 2343323 B1 DE2343323 B1 DE 2343323B1 DE 2343323 A DE2343323 A DE 2343323A DE 2343323 A DE2343323 A DE 2343323A DE 2343323 B1 DE2343323 B1 DE 2343323B1
- Authority
- DE
- Germany
- Prior art keywords
- sludge
- mixing
- agitator
- flocculant
- mixing container
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000010802 sludge Substances 0.000 title claims description 25
- 239000008394 flocculating agent Substances 0.000 title claims 8
- 239000010801 sewage sludge Substances 0.000 title claims 3
- 238000006243 chemical reaction Methods 0.000 claims description 8
- 230000006378 damage Effects 0.000 claims description 2
- 238000005189 flocculation Methods 0.000 claims 4
- 230000016615 flocculation Effects 0.000 claims 4
- 238000003756 stirring Methods 0.000 claims 3
- 239000002245 particle Substances 0.000 claims 2
- 101150049168 Nisch gene Proteins 0.000 claims 1
- 125000000129 anionic group Chemical group 0.000 claims 1
- 125000002091 cationic group Chemical group 0.000 claims 1
- 238000005352 clarification Methods 0.000 claims 1
- 210000003608 fece Anatomy 0.000 claims 1
- 239000010871 livestock manure Substances 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 239000002904 solvent Substances 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
- 238000013019 agitation Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/04—Filters with filtering elements which move during the filtering operation with filtering bands or the like supported on cylinders which are impervious for filtering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D37/00—Processes of filtration
- B01D37/03—Processes of filtration using flocculating agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F31/00—Mixers with shaking, oscillating, or vibrating mechanisms
- B01F31/44—Mixers with shaking, oscillating, or vibrating mechanisms with stirrers performing an oscillatory, vibratory or shaking movement
- B01F31/445—Mixers with shaking, oscillating, or vibrating mechanisms with stirrers performing an oscillatory, vibratory or shaking movement performing an oscillatory movement about an axis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/711—Feed mechanisms for feeding a mixture of components, i.e. solids in liquid, solids in a gas stream
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/712—Feed mechanisms for feeding fluids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
- B01F35/7179—Feed mechanisms characterised by the means for feeding the components to the mixer using sprayers, nozzles or jets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J4/00—Feed or outlet devices; Feed or outlet control devices
- B01J4/001—Feed or outlet devices as such, e.g. feeding tubes
-
- 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
- C02F1/5281—Installations for water purification using chemical agents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
- C02F11/123—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using belt or band filters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
Description
3 43 4
daß dem vertikalen Mischbehälter ein Reaktionsbe- das Behälterinnere am unteren Ende des Behältersthat the vertical mixing container has a reaction bed inside the container at the lower end of the container
halter nachgeschaltet ist, welcher sich in Fließrich- gegenüber der Eintrittsöffnung für den Schlammholder is connected downstream, which is in the flow direction opposite the inlet opening for the sludge
tung in seinem Querschnitt gleichfalls vergrößert. Be- über beispielsweise drei Arme 5, die verschieden langdevice is also enlarged in its cross-section. Be about, for example, three arms 5, which are of different lengths
trieblich für die nachfolgende Auspressung des aus- ausgebildet sind und somit mit den an ihnen an-are designed for the subsequent pressing out of the and thus with the
geflockten Schlammes ist es dabei vorteilhaft, den 5 geordneten Austrittsdüsen für das Flockungsmittelflocculated sludge, it is advantageous to use the 5 orderly outlet nozzles for the flocculant
Reaktionsbehälter mit einer Überlaufkante für die verschiedene Kreisringflächen innerhalb des Misch-Reaction vessel with an overflow edge for the various circular ring areas within the mixing
Aufgabe des Schlammes in breiter Ausdehnung auf behälters bestreichen und so das Flockungsmittel beiSpread the sludge on the container over a wide area and thus retain the flocculant
eine nachgeschaltete Filterpresse zu versehen, wobei gleichzeitiger Drehung der Hohlwelle über einen wei-to provide a downstream filter press, with simultaneous rotation of the hollow shaft over a wide
diese Überlaufkante mit beonderem Vorteil mit einer ten Reaktionsbereich spontan mit dem Schlamm inthis overflow edge with particular advantage with a th reaction area spontaneously with the sludge in
Schichtreguliervorrichtung einen breiten Durchtritts- io Berührung bringen.Bring the layer regulating device a wide passage io contact.
schlitz als Aufgabe für den Schlamm auf die Presse Von einem Motor 12 werden die Hohlwelle undslot as a task for the sludge on the press From a motor 12, the hollow shaft and
bildet. der Korb mit ihren Armen 9 und 11 über einen Kur-forms. the basket with her arms 9 and 11 over a cure
Die Erfindung wird an einem Ausführungsbeispiel beiantrieb 13 in eine pendelnde hin- und hergehendeThe invention is based on an exemplary embodiment with drive 13 in a pendulum reciprocating
erläutert. Es zeigt Bewegung versetzt, ähnlich wie ein Scheibenwischer.explained. It shows movement offset, similar to a windshield wiper.
F i g. 1 einen Mischbehälter im Längsschnitt, i5 Hierdurch kann die Bewegung der Arme 9 und 11F i g. 1 a mixing container in longitudinal section, i 5 This allows the movement of the arms 9 and 11
F i g. 2 in Draufsicht, langsam bemessen werden, so daß eine ZerstörungF i g. 2 in plan view, slowly dimensioned, so that a destruction
Fig.3 im Querschnitt in der Ebene der Linie der bereits gebildeten Flocken durch eine zu inten-Fig. 3 in cross section in the plane of the line of the flakes already formed by a too inten-
HI-III und sive Rühreinwirkung verhindert wird. Darüber hin-HI-III and sive agitation is prevented. In addition
Fig.4 die Anordnung eines Mischbehälters an aus haben die Flocken für ihre Bildung durch denFig.4 the arrangement of a mixing container on from the flakes for their formation by the
einer Trommelfilterpresse. oe sich nach oben erweiternden Querschnitt des Misch-a drum filter press. oe upwardly widening cross-section of the mixed
In der zeichnerischen Darstellung wird einem ke- behälters 2 einen wachsenden Raum zu ihrer Verfü-In the graphic representation, a storage container 2 has a growing space at its disposal.
gelig ausgebildeten Mischbehälter 2 der zu behan- gung.gel-shaped mixing container 2 of the treatment.
delnde Rohschlamm am Boden des Behälters über An den Behälter 2 schließt sich nach oben eindelnde raw sludge at the bottom of the container over to the container 2 closes at the top
den Stutzen 1 zugeführt. Das Volumen des Mischbe- Reaktionsbehälter 6 mit gleichfalls sich erweiterndemthe nozzle 1 supplied. The volume of the mixing reaction vessel 6 with likewise expanding
hälters erweitert sich also ständig in Strömungsrich- 25 Querschnitt an. Der Reaktionsbehälter 6 ist vorteil-The holder is therefore constantly expanding in the direction of flow. The reaction vessel 6 is advantageous
tung des aus dem Zulauf 1 im Behälter 2 aufsteigen- haft mit einer Überlaufkante 7 versehen, welche mitdirection of the rising from the inlet 1 in the container 2 provided with an overflow edge 7, which with
den Schlammes. Ein allgemein mit3 bezeichnete»- einer Schichiregulierungseinrichtunge, welche wiethe mud. A generally designated 3 »- a sheeting regulation device, which like
Rührwerk ist innerhalb des Mischbehälters2 an- durch Pfeile angedeutet (Fig.4) hin- und her zurAgitator is indicated by arrows within the mixing container 2 (Fig. 4) to and fro
geordnet und besteht im einzelnen aus einer Hohl- Regelung der Schichtdicke verschoben werden kann,ordered and consists in detail of a hollow regulation of the layer thickness can be shifted,
welle 4 mit Seitenarmen 9 sowie einem Gegenkorb 10 30 einen breiten und gleichmäßig dicken Austrittsquer-shaft 4 with side arms 9 and a counter basket 10 30 a wide and evenly thick outlet cross
mit Seitenarmen 11. schnitt für den geflockten Schlamm bildet beispiels-with side arms 11th cut for the flocculated sludge forms example
Über die Hohlwelle4 wird das Flockungsmittel am weise auf das obere Filterband 14 einer in Fig. 4Via the hollow shaft 4, the flocculant is transferred to the upper filter belt 14 in a manner shown in FIG. 4
oberen Ende der Hohlwelle eingegeben und erreicht schematisch dargestellten Trommelfilterpresse.entered the upper end of the hollow shaft and reached the drum filter press shown schematically.
Hierzu 2 Blatt ZeichnungenFor this purpose 2 sheets of drawings
Claims (9)
Priority Applications (11)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2343323A DE2343323C2 (en) | 1973-08-28 | 1973-08-28 | Mixing tank for the continuous addition and mixing of flocculants to sludge, especially sewage sludge |
JP48110604A JPS5045461A (en) | 1973-08-28 | 1973-10-03 | |
ES423727A ES423727A1 (en) | 1973-08-28 | 1974-02-28 | Mixing dispensers for mixing flocculant with sludge |
GB1388974A GB1470681A (en) | 1973-08-28 | 1974-03-28 | Mixing dispensers for mixing flocculant with sludge |
AT430274A AT328989B (en) | 1973-08-28 | 1974-05-24 | MIXING CONTAINER FOR CONTINUOUS ADDITION AND MIXING OF FLOCKING AGENTS TO SLUDGE |
IT24143/74A IT1015182B (en) | 1973-08-28 | 1974-06-19 | DEVICE FOR THE FEEDING AND MIXING OF FLOCCULATOR MEDIA WITH MUD, IN PARTICULAR PURIFIER MUD OR SIMILAR, TO BE SQUEEZED ON FILTERS. |
CH1138174A CH590682A5 (en) | 1973-08-28 | 1974-08-19 | |
SE7410670A SE7410670L (en) | 1973-08-28 | 1974-08-22 | |
NL7411237A NL7411237A (en) | 1973-08-28 | 1974-08-23 | DEVICE FOR SUPPLYING AND MIXING FLOKING COLORS TO SWALLOW, IN PARTICULAR TO SUBSEQUENTLY PRESSED ON FILTER PRESS SLAGED SWALLOW OR THE LIKE. |
BE147933A BE819229A (en) | 1973-08-28 | 1974-08-27 | DEVICE FOR SUPPLYING FLOCCULATING AGENTS TO THE SLUDGE AND FOR MIXING THEM WITH IT |
FR7429364A FR2242138B3 (en) | 1973-08-28 | 1974-08-28 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2343323A DE2343323C2 (en) | 1973-08-28 | 1973-08-28 | Mixing tank for the continuous addition and mixing of flocculants to sludge, especially sewage sludge |
Publications (2)
Publication Number | Publication Date |
---|---|
DE2343323B1 true DE2343323B1 (en) | 1975-01-16 |
DE2343323C2 DE2343323C2 (en) | 1975-08-21 |
Family
ID=5890920
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE2343323A Expired DE2343323C2 (en) | 1973-08-28 | 1973-08-28 | Mixing tank for the continuous addition and mixing of flocculants to sludge, especially sewage sludge |
Country Status (11)
Country | Link |
---|---|
JP (1) | JPS5045461A (en) |
AT (1) | AT328989B (en) |
BE (1) | BE819229A (en) |
CH (1) | CH590682A5 (en) |
DE (1) | DE2343323C2 (en) |
ES (1) | ES423727A1 (en) |
FR (1) | FR2242138B3 (en) |
GB (1) | GB1470681A (en) |
IT (1) | IT1015182B (en) |
NL (1) | NL7411237A (en) |
SE (1) | SE7410670L (en) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2354293A2 (en) * | 1975-08-19 | 1978-01-06 | Alsthom Cgee | PROCESS FOR COMPACTING AND SPINING FLUID SLUDGE LOADED WITH FIBROUS MATERIALS |
AU524927B2 (en) * | 1977-10-17 | 1982-10-14 | Somat Corp. | Sludge treatment |
DK152015B (en) * | 1979-08-02 | 1988-01-25 | Voest Alpine Ag | DEVICE FOR DEVICING AURAL SUSPENSIONS AND SLAMS WITH A SEBAND PRESSURE AND SPALTESI |
DE3939984A1 (en) * | 1989-12-02 | 1991-06-06 | Unitech Gmbh | Prepn. device for auxiliary flocculant additives - where the additive is mixed as it passes through three chambers provided with agitators mounted on a single shaft |
DE19521835C2 (en) * | 1995-06-16 | 1998-04-16 | Wetzel & Partner Ingenieurgese | Flocculation system |
GB2361915B (en) | 2000-05-05 | 2002-12-24 | Genesis Fluid Solutions Llc | High speed dewatering of slurries |
FR3000906B1 (en) * | 2013-01-15 | 2015-03-06 | Skako Concrete | CONICAL CONVEYOR TANK MIXER |
CN107362727A (en) * | 2017-09-13 | 2017-11-21 | 童永康 | Interactive powder of lacquer putty for use on tempering tank and powder of lacquer putty for use on mixed method |
CN107670532A (en) * | 2017-11-06 | 2018-02-09 | 黄纪春 | A kind of agricultural composite fertilizer processing equipment production equipment |
CN110252023A (en) * | 2019-06-26 | 2019-09-20 | 萍乡市华星环保工程技术有限公司 | Filter device is used in desulfurization waste liquor relieving haperacidity pretreatment |
CN111715096B (en) * | 2020-06-24 | 2022-06-24 | 刘永圣 | Peanut seed coating agent mixer |
CN112723498B (en) * | 2020-11-16 | 2022-09-02 | 福建亿旭能源科技有限公司 | Nanocrystalline magnetic coagulation equipment for heavy metal wastewater treatment |
SE2150525A1 (en) * | 2021-04-26 | 2022-10-27 | Valmet Oy | Mixing assembly and method for controlling mixing of green liquor and a flocculation agent |
-
1973
- 1973-08-28 DE DE2343323A patent/DE2343323C2/en not_active Expired
- 1973-10-03 JP JP48110604A patent/JPS5045461A/ja active Pending
-
1974
- 1974-02-28 ES ES423727A patent/ES423727A1/en not_active Expired
- 1974-03-28 GB GB1388974A patent/GB1470681A/en not_active Expired
- 1974-05-24 AT AT430274A patent/AT328989B/en not_active IP Right Cessation
- 1974-06-19 IT IT24143/74A patent/IT1015182B/en active
- 1974-08-19 CH CH1138174A patent/CH590682A5/xx not_active IP Right Cessation
- 1974-08-22 SE SE7410670A patent/SE7410670L/xx unknown
- 1974-08-23 NL NL7411237A patent/NL7411237A/en unknown
- 1974-08-27 BE BE147933A patent/BE819229A/en unknown
- 1974-08-28 FR FR7429364A patent/FR2242138B3/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
BE819229A (en) | 1974-12-16 |
CH590682A5 (en) | 1977-08-15 |
NL7411237A (en) | 1975-03-04 |
JPS5045461A (en) | 1975-04-23 |
SE7410670L (en) | 1975-03-03 |
GB1470681A (en) | 1977-04-21 |
FR2242138A1 (en) | 1975-03-28 |
FR2242138B3 (en) | 1977-06-17 |
ATA430274A (en) | 1975-06-15 |
DE2343323C2 (en) | 1975-08-21 |
IT1015182B (en) | 1977-05-10 |
AT328989B (en) | 1976-04-26 |
ES423727A1 (en) | 1976-04-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE2343323C2 (en) | Mixing tank for the continuous addition and mixing of flocculants to sludge, especially sewage sludge | |
DE2230610C2 (en) | Method and apparatus for purifying an aqueous sugar solution | |
DE2556885C2 (en) | Apparatus for producing silver halide grains | |
DE2920256A1 (en) | DEVICE FOR DISPERSING CEMENT MORTAR | |
DE4110907C2 (en) | Apparatus for maintaining a continuous mixture in a liquid and for simultaneously separating another liquid and a solid from the liquid | |
DE2229903A1 (en) | Water treatment device | |
DE2356697A1 (en) | METHOD AND EQUIPMENT FOR THE SOLIDIFICATION OF LIQUID Sludge | |
DE2452741A1 (en) | PROCESS AND DEVICE FOR OXYGENATING AND REDUCING THE BIOLOGICAL OXYGEN REQUIREMENTS OF A LIQUID MIXTURE | |
DE1442939A1 (en) | Filling method and device | |
DE19607364A1 (en) | Mixer-type unit producing and storing paste suspensions from water and mining waste | |
DE2631867A1 (en) | STIRRING APPARATUS FOR WASTE WATER TREATMENT THROUGH GAS INJECTION | |
DE3640791A1 (en) | METHOD AND DEVICE FOR DISPERSING TWO PHASES IN A SOLVENT EXTRACTION | |
EP0182110A2 (en) | Device for the generation of a stable emulsion for use in cleaning and decontamination equipments | |
DE2835553A1 (en) | FLOCKER THICKENER | |
DE2517617A1 (en) | WATER PURIFICATION REACTOR | |
DE1801442A1 (en) | Agitator mixer | |
DE3046383A1 (en) | Auxiliary bladed stirrer for liq. manure - is rotated by air blast from rotating nozzle in storage tank | |
DE3234265C2 (en) | Device for the treatment of manure | |
DE2741243A1 (en) | Ejector mixer for fluids partic. gas into liq. - to aerate waste water and treat liq. manure | |
DE2300475A1 (en) | METHOD AND DEVICE FOR MIXING MATERIALS | |
EP1078888B1 (en) | Device for thickening or dewatering sludge, specially excess sludge from wastewater plants | |
DE3939984A1 (en) | Prepn. device for auxiliary flocculant additives - where the additive is mixed as it passes through three chambers provided with agitators mounted on a single shaft | |
DE2043077B2 (en) | Device for the biological purification of highly polluted wastewater | |
DE7507674U (en) | DEVICE FOR PUTING A LIQUID INTO A LIQUID MEDIUM | |
DE2638739A1 (en) | DEVICE FOR MIXING LIQUIDS IN A FERMENTATION KETTLE |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
E77 | Valid patent as to the heymanns-index 1977 | ||
EHJ | Ceased/non-payment of the annual fee |