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# thickener design calculations

### CHAPTER 3 SLUDGE THICKENING

Raw Primary & WAS. 1.6 2.4. Pure O2 activated sludge. 2.0. The design involves selecting a typical solids flux and calculating the required surface area by dividing the anticipated solids feed by the flux [3]. Area of the thickener: 2. Design based on Iaboratory data. First Approach: It is the best technique if the Iaboratory data.

get price>>### THICKENER DESIGN A continuous thickener is to be designed to .

THICKENER DESIGN. A continuous thickener is to be designed to deal with the effluent from the last question. It will treat 1000 m3 per day of suspension fed at 3% . Calculate TCu from operating data and draw a tangent to batch flux curve to give 0.075 v/v which converts to 0.19 by mass or 19%. Note flux theory is useful in.

get price>>### A Critical Review of Thickener Design Methods t J Stage

3.3 Design of continuous thickeners based on the batch Kynch theory. As we have seen, Coe and Clevenger's method of thickener design uses equation (13) to calculate de basic unit area: AU0 = max I 1. (__!_ __!_)] ct>k es I aJct>k) I ct>k ct>o where es is the density of the solid, la1(¢k) I is the initial settling rate of a.

get price>>### Improve Clarifier and Thickener Design and Operation

Applications to thickener design. Once the settling flux curve is drawn, the optimum operating point can be determined. To calculate the removal rate, construct an operating line from the feed point, tangent to the settling curve, and crossing the x axis. The x intercept is the maxim um underflow solids concentration possible,.

get price>>### Settling Thickening Tanks

Be able to design a settling thickening tank to achieve the desired treatment goal. .. theory is important in understanding the design of settling thickening tanks, the reality is that when designing a settling tank, .. It is used to calculate the acceptable inflow that will allow for particles with the defined settling velocity to settle.

get price>>### PDF Download

derflow concentrations and unit area of a continuous thickener were derived. And a new procedure to design a continuous thickener was developed. The procedure is reasonable and valid to calculate underflow concentration and unit area of a continuous thickener. Key words batch sedimentation curve. 1 INTRODUCTION.

get price>>### Understanding the Thickening Process CiteSeerX

there is a desperate need to bring the two together to make rational improvements to thickener design and . solids concentration regime typical of thickener operation (very dilute feed to thickened underflow), ... pipeline calculations and prediction of the depositional flow characteristics for slurry/paste that has been.

get price>>### MIP Thickener Design The following is a short cut to designing your .

MIP Thickener Design. The following is a short cut to designing your own thickener: (a) Size of Thickener. As a first stab we can either use the thickener flux . we need to calculate the torque required. A factor (Z Factor) is used based on the following: Material type. Particle size distribution. Size range. Thickener type.

get price>>### Measuring Settling Rates and Calculating Thickener Capacity

. slime to form aggregates known as floes, particles having a more or less definite size, consisting of water, colloidal material and usually fine granular material which has been entrapped. The floes settle in the liquid medium according to certain laws. settling rate test for thickener calculations.

get price>>### CHAPTER 3 SLUDGE THICKENING

Raw Primary & WAS. 1.6 2.4. Pure O2 activated sludge. 2.0. The design involves selecting a typical solids flux and calculating the required surface area by dividing the anticipated solids feed by the flux [3]. Area of the thickener: 2. Design based on Iaboratory data. First Approach: It is the best technique if the Iaboratory data.

get price>>### Understanding the Thickening Process CiteSeerX

there is a desperate need to bring the two together to make rational improvements to thickener design and . solids concentration regime typical of thickener operation (very dilute feed to thickened underflow), ... pipeline calculations and prediction of the depositional flow characteristics for slurry/paste that has been.

get price>>### How to Size a Thickener 911 Metallurgist

Mar 19, 2017 . Usually it is desired to discharge pulp from the thickener at its final density as shown in the above test. However, if you want to discharge pulp more diluted than the actual final density, the density desired should be used in above formula rather than the final density to which the pulp will settle. Calculations.

get price>>### Gravity Thickening. Eric

Recall that gravity thickener operation varies between summer and winter due to the effect of temperature on gasification. 13. Recall two of three types of control for operating a thickener. The list includes: a. Control solids retention'timè b. Control speed of collector c. Control sludge blanket depth. 14. Define and calculate.

get price>>### Settling Thickening Tanks

Be able to design a settling thickening tank to achieve the desired treatment goal. .. theory is important in understanding the design of settling thickening tanks, the reality is that when designing a settling tank, .. It is used to calculate the acceptable inflow that will allow for particles with the defined settling velocity to settle.

get price>>### How to Size a Thickener 911 Metallurgist

Mar 19, 2017 . Usually it is desired to discharge pulp from the thickener at its final density as shown in the above test. However, if you want to discharge pulp more diluted than the actual final density, the density desired should be used in above formula rather than the final density to which the pulp will settle. Calculations.

get price>>### Outotec® Thickening technologies

Global service. Outotec® Thickening technologies. Leading edge technologies for thickening and clarifying. Outotec is a global leader in the design, fabrication and supply of thickening and clarifying solutions for the minerals industry. The revolutionary Outotec® High. Rate Thickener has pioneered and redefined thickening.

get price>>### Calculation of the compression zone height in continuous thickeners .

Abstract. A method to calculate the compression zone height in continuous thickeners is presented. With this method, it is necessary to know the variations of the pulp supernatant interface and the sediment height vs. time in a batch test. This method is discussed considering the following aspects: relationship between the.

get price>>### THICKENER DESIGN A continuous thickener is to be designed to .

THICKENER DESIGN. A continuous thickener is to be designed to deal with the effluent from the last question. It will treat 1000 m3 per day of suspension fed at 3% . Calculate TCu from operating data and draw a tangent to batch flux curve to give 0.075 v/v which converts to 0.19 by mass or 19%. Note flux theory is useful in.

get price>>### Improve Clarifier and Thickener Design and Operation

Applications to thickener design. Once the settling flux curve is drawn, the optimum operating point can be determined. To calculate the removal rate, construct an operating line from the feed point, tangent to the settling curve, and crossing the x axis. The x intercept is the maxim um underflow solids concentration possible,.

get price>>### MIP Thickener Design The following is a short cut to designing your .

MIP Thickener Design. The following is a short cut to designing your own thickener: (a) Size of Thickener. As a first stab we can either use the thickener flux . we need to calculate the torque required. A factor (Z Factor) is used based on the following: Material type. Particle size distribution. Size range. Thickener type.

get price>>### Beginners Guide to Thickeners Outotec

These properties must be considered when selecting a rise rate, solids loading, and bed depth for a thickener. Rise rate parametrizes the area required to recover the design flow or solids loading, the design dry tonnage. In high rate thickener (HRT) designs the rise rate or solids loading will dictate the required tank.

get price>>### Untitled

derflow concentrations and unit area of a continuous thickener were derived. And a new procedure to design a continuous thickener was developed. The procedure is reasonable and valid to calculate underflow concentration and unit area of a continuous thickener. Key words batch sedimentation curve. 1 INTRODUCTION.

get price>>### Calculations

Calculations. A, B, C, D, E, F, G, H, I, J. 1, Spreadsheet for the optimized design of a conventional activated sludge system for secondary treatment. 2. 3, Copyright 2007 JGM van der . 5, System configuration consists of an aeration tank, final settler, sludge thickener and anaerobic digester. 6, It is assumed that nitrification.

get price>>### Thickening, Thickener, Thickener Design, Thickener Design .

Xinhai is a professional manufacturer of thickener with great thickener design, including Efficient Deep Cone Thickener, Peripheral Transmission Thickener, etc.

get price>>### On the method of thickener area calculation based on the data of .

Oct 3, 1985 . calculation stem from the work of Coe and Clevenger (1916). Their primary . important in the design process. For that reason Coe . OF A THICKENER. Calculation of the sedimentation area is based on the observations of descending solids liquid interfaoe. It gives the batch settling curve h = h(7). (Fig. I).

get price>>### 123835019 Theory and application of thickener design.pdf Scribd

It is employed mainly in design calculations to determine the required thickener area, the most important design parameter, and ultimately the maximum steady state underflow concentration that is possible for a given solid throughput. In addition, the capital cost of a thickener will be dependent on the calculated required.

get price>>### LABORATORY TESTING FOR DESIGN OF THICKENER CIRCUITS

LABORATORY TESTING FOR DESIGN OF THICKENER CIRCUITS. Joseph M. Keane . Design Methods. The employment of laboratory batch sedimentation data for the design of continuous sedimentation devices was pioneered by Mishler (1912). During the .. involved the calculation of equivalent underflow height (nu).

get price>>### 123835019 Theory and application of thickener design.pdf Scribd

It is employed mainly in design calculations to determine the required thickener area, the most important design parameter, and ultimately the maximum steady state underflow concentration that is possible for a given solid throughput. In addition, the capital cost of a thickener will be dependent on the calculated required.

get price>>### Measuring Settling Rates and Calculating Thickener Capacity

. slime to form aggregates known as floes, particles having a more or less definite size, consisting of water, colloidal material and usually fine granular material which has been entrapped. The floes settle in the liquid medium according to certain laws. settling rate test for thickener calculations.

get price>>### On the method of thickener area calculation based on the data of .

Oct 3, 1985 . calculation stem from the work of Coe and Clevenger (1916). Their primary . important in the design process. For that reason Coe . OF A THICKENER. Calculation of the sedimentation area is based on the observations of descending solids liquid interfaoe. It gives the batch settling curve h = h(7). (Fig. I).

get price>>