Sludge Thickener Scraper

sludge handling

a sludge scraper designed for installation in large circular basins that are usually designed with a rotating scraper ... The basic principle of ConThick thickener is that the vertical scraper arms compact the sludge. The wa-ter is then pressed out of …

Rota-Rake® Solids Thickener

Lime softener sludge; Coagulation sludge; Types of Thickeners Type . Bridge-supported design with center drive assembly with solid steel shaft to rotate the scraper arms. Feed System – Water enters pipe to inlet well. The stream leaving the inlet pipe is split so that the two flows lose velocity by neutralizing each other for gentle ...

Clarifier Designs & Services

Sludge Removal Designs Scraper Scraper type clarifiers are the most common and widely used for wastewater applications. These units are straightforward and simple, utilizing a series of …

package unit Lamella Gravity Settler

packaged settling unit with a conical sludge hopper. The Lamella Gravity Settler / Thickener (LGST) design is a high-rate gravity settler combined with a circular, picket-fence sludge thickener/scraper. The settler section utilizes the same counter-current flow principle and the inclined plate design used in packaged Lamella Gravity Settlers.

Industrial scraper for settling processes LUMPP

The LUMPP industrial scraper for clarifiers and thickeners is designed to scrape settled sludge towards the tank outlet (at the centre or the edge) in continuous settling processes.These axial-drive machines efficiently scrape all types of sludge from circular tanks. These settling solutions are made of stainless steel using an ultra-robust design, capable of withstanding very high …

Gravity Belt Thickener

As a gravity belt thickener manufacturer and a worldwide gravity belt thickener supplier, Vortex Engineering provides large variety of design options. Gravity belt thickeners are designed to thicken the sludge that comes from the picket fence thickeners.

Truss Sludge Scraper

The scraper, scraper plate and scraper beam scrape the sludge or scum from the bottom of the pool into the sludge collecting device. The sludge or scum is discharged to the subsequent treatment facility through a sludge collection pipe. Features. Simple structure, easy maintenance; Smooth operation and high reliability

Peripheral Drive Sludge Scraper Central Drive Mud Thickener …

Working principle Sludge scraper, sewage by central piers by diverting tube diffusion, mixture of massive particles by precipitation in the bottom sludge layer, the proportion of light floating in the liquid level, driving gear drives the work mud scraper bridge and set the sludge from pool week step by step toward the center of silt orifice discharge pool, sludge scraper along the guide …

Circular Clarifiers and Thickeners

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Rota-Rake Thickener

Advantages of the Rota-Rake® Thickener. Wide range of types, models, sizes and torque-loading capacities. Maximum clarification with quiescent-flow feed system, minimum …

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LACKEBY GRAVITY THICKENER SCRAPER Sludge …

The Lackeby Gravity thickener scraper with its simple design is a natural choice when you need a robust machine with high reliability to a low investment cost. The Gravity thickener scraper increases the DS-content in the sludge and the design can easily be customized independent of the basin size and type of sludge. Applications:

HUBER Disc Thickener S-DISC

Unique sludge thickener for efficient sludge treatment . For wastewater treatment plants up to 200,000 PE; The heart of the S-DISC sludge thickener is an inclined, slowly rotating filter disc that separates flocculated sludge from filtrate. A baffle plate distributes the inflow from the flocculation reactor evenly across the entire filter radius.

Zickert Z2000

The Z2000 Bottom Sludge Scraper is designed to provide continuous sludge transportation and performs well in all sedimentation processes, even in a sand trap. The Z2000 can be adapted to the most varied requirements because it is not dependent on where the operation is located and there is a choice between a hydraulic drive and an electric motor. The Z2000 also acts as a …

Envirex® Chain and Scraper Systems

The Envirex® Chain and Scraper sludge collection system provides maximum sludge concentrations and floating solid removal. The system is comprised of light-weight components, which makes installation easy and simplifies maintenance. Flights mounted on two parallel strands of non-metallic chain scrape the settled solids along the tank floor to ...

Sludge thickening and dewatering solutions | Dewa

For sludge thickening and dewatering, our solutions are based on belt filter presses and gravity belt thickeners.We also offer all the needed accessories for full dewatering cells including flocculators, polymer units, control systems, and conveyors. These products have multiple advantages such as low energy consumption and low total lifetime costs.

Traveling Bridge and Other Scraper Systems

A traveling bridge scraper system is a mechanical system used in settling tanks to remove scum, floating debris, and sludge. The system finds application in wastewater treatment plants, potable water treatment plants, floatation plants, industrial processes, etc. The traveling bridge scrapper system mainly consists of a bridge, drive unit, guide wheels, scrapers, scraper blade, and …

Huber Disc Thickener S-DISC

The compact and easy to operate Huber Disc Thickener S-DISC allows for sludge volume reduction of up to 90%. It also ensures reduced consumption of coagulent agent due to a flocculation reactor, and gentle sludge feed.

Sludge Thickening

The air flotation thickening method is mostly used to thicken sludge with lighter sludge particles (relative density close to 1), such as residual activated sludge and biofilter sludge. In recent …

Sludge Dynamic thickening

Thickener flotation units (Achères V) (France) Made lighter by the micro bubbles, the floc concentrates on the surface. A scraper system (6) draws the sludge towards the collection channel (4). The sludge is then removed (5) to a degasifying tank (a large number of slow moving skimmer blades (photo 7) are used in order to avoid excessively ...

Biosolids Technology Fact Sheet

a DAF or centrifuge thickener. Belt thickeners may produce supernatant with lower solids concentrations depending on the equipment and solids characteristics. • More land area is needed for gravity thickener equipment than for a DAF, gravity belt, or centrifuge thickener. • Solids concentrations in the thickened solids are usually lower ...

Clarifier Designs & Services

Spiral Scraper Spiral scraper type clarifiers utilize long–sweeping, curved scraper blades to move solids across a basin floor. They are similar to scraper–type clarifiers in that they drag settled solids to the collection area, however, they can more quickly remove these solids and thus maintain lower sludge blankets in some applications.

Envirex® Chain and Scraper Components

Learn more about our Chain and Scraper Components below or contact a clarifier expert for assistance in selecting the right components for your sludge collector system. Envirex® Chain & Scraper Systems and Components. …

Water and Wastewater Treatment

Spiral Scraper Spiral scraper type clarifiers utilize long–sweeping, curved scraper blades to move solids across a basin floor. They are similar to scraper–type clarifiers in that they drag settled solids to the collection area, however, they can more quickly remove these solids and thus maintain lower sludge blankets in some applications.

LACKEBY GRAVITY THICKENER SCRAPER GTS

The Gravity thickener scraper increases the DS-content in the sludge and the design can easily be customized independent of the basin size and type of sludge. Lackeby has been delivering Gravity thickener scrapers to satisfied customers globally since 1975. With our long experience we have gained the knowledge to optimize the drive system to ...

sludge recirculation settling tank – thickener : the densadeg

operating principle sludge recirculation settling. Concentrated sludge is recycled at low flow rates via an eccentric rotor pump to prevent floc break-up; as discussed earlier, recirculated sludge multiplies contact surfaces and accelerates floc agglomeration phenomena. Flocculation is optimum in the Densadeg when the floc takes up approximately 10% of the space in the …

Center Drive Sludge Scraper

Thickener: Thickener is used to thicken the diluted activated sludge into thick sludge, the center-driven scraper can scrape the sludge settled in the bottom of the pool to improve the thickening efficiency of the thickener. Selection of …

Static thickener

The thickener is a circular unit. The sludge suspension is introduced into the centre, inside the centre well. Matter settles according to its respective weight and forms a concentrated sludge blanket in the lower section of the structure. The normal residence time for sludge is approximately 24 hours. Thickened sludge …

Gravity thickener principles (Indian School of Mines)

Search our growing sludge products, services and case studies directories. Contact us for a free or sponsored listing. Directory ... Sludge going through a belt thickener Topic. Sludge treatment − conductive sludge dryers Blog. Pretty intense: the intensification of sewage sludge processes

Sludge Scraper

STC Type Central Drive Sludge Scraper . STC type Central drive sludge scrapers are designed for collecting sludge in medium and small sludge thickening tanks of WWTP. Features: l Diameter up to 30 m. l Drive Unit: …

Sludge Dewatering and Thickening

Thickened sludge is then sent to the stabilization process for treatment. Secondary sludge is NOT well suited for gravity thickening. Activated sludge is usually not sent to a gravity thickener. The sludge rake, or scraper blade, on the bottom of the basin has steel pickets mounted on them to help separate solids from gas bubbles.

Sludge Scraper Equipment & Supplies

The disposal of the sludge settling at the bottom may be carried out by means of an air-lift system or a pump travelling on the bridge, or the sludge can be sucked away, or scraped continuously to the sludge funnel located at one end of the channel by means of scraper blades mounted on the bridge, depending on the ...