A settling tank has a surface area of 200 m and inflow rate of 30 m/day. What is the percentage of removal of the particles that have a diameter of 0.04 mm and mass density of 1200 kg/m', if water density is 998 kg/m' and water absolute viscosity is 1.0087 x 103 N.s/m².
Q: Determine the diameter of a settling tank required to remove particles from a depth of 2.4 m when…
A: Given: Depth, H = 2.4 m Overflow rate = 15 m/day Discharge, Q = 900 m3/day
Q: Problem 5. Estimate the terminal settling velocity (m/s) of a spherical particle (density 2650…
A: Given ep=2650 kg/m2 Dp=0.5 mm T=20oC ew=998.2 kg/m3 μ=1.002×103 kg,m-1s-1
Q: A water filtration unit is made of uniform-size sand particles of 0.4 mm diameter with a shape…
A:
Q: iii) A sedimentation tank has a dimension of 10m x 4m x 2m and has an inflow of 0.1 m3/s. The…
A:
Q: A settling tank having a depth of 3.5 m and surface area of 1000 m2 is used to remove particles of…
A: Given: Depth of tank, H = 3.5 m Surface area, A = 1000 m2 Particle size, d = 0.01 mm Specific…
Q: Sedimentation tank is used for a flow rate of 0.2 m3/s and has dimesions 32x8x4 m. The density of…
A: Given: Flow rate, Q = 0.2 m3/s Length, L = 32 m Width, B = 8 m Depth, H = 4 m Density of particles =…
Q: A water treatment plant treats 6000 m3 of water per day. As a part of the treatment process,…
A: Given : Discahrge (Q)=6000 m3/dayOver flow rate (O.F.R)=1.5 m/hrDepth (h)=3 m
Q: Q3) Use Stoke's Law to calculate the terminal settling velocity(m's) of a particle of diameter 0.01…
A:
Q: Suspended particles at a depth of 3 m are to be removed from water flowing at the rate of 250…
A: Given: Depth, H = 3 m Flow rate, Q = 250 m3/day Overflow rate of tank, Qo = 20 m/day
Q: Assume a clay liner witht the following properties and conditions:thickness, L = 0.6m, seepage…
A: Given information:Thickness of clay liner ‘L’, seepage velocity ‘VS’, Effective diffusion…
Q: I | Environmental Engineering A water treatment plant has a flow rate of 0.6 m³/s. The settling…
A: Given- flow rate Q=0.6 m3/sdimensions-L=20 mD=3 mB=6 mSettling velocity Vs=0.004 m/s% of particles…
Q: A spherical particle has a radius of 5 x 10-3 cm and specific gravity of 2.65. Considering kinematic…
A: The given data is: Radius of spherical particle=5*10-3 cm Specific gravity, G=2.65 Kinematic…
Q: Estimate the terminal settling velocity in water at a temperature of 15°C of spherical silicon…
A: Using formula based on stokes law to calculate settling velocity
Q: Determine the settling velocity (m/h) for a caly particle of 0.3 mm diameter, and density = 1100…
A: Given: Diameter of the particle, d = 0.3 mm =0.3×10-3 m Density of the particle, ρ=1100 kg/m3
Q: If the settling velocity of a particle is 0.70 cm/s and the overflow rate of a horizontal flow…
A:
Q: A water treatment plant has a sedimentation basin of depth 3 m, width 5 m, and length 40m. The…
A: given- width of basin=5 mlength of basin=40 mdepth of basin=3 mwater inflow rate Q=500 m3/h
Q: The hydraulic conductivity of a homogeneous sandy/gravelly aquifer is 3 x 10-2 cm/sec. The…
A:
Q: A settling tank has a surface area of 200 m? and inflow rate of 30 m/day. What is the percentage of…
A: Given Surface area of setting tank, As=200m2 Inflow rate, Q ; Q=30 m3/d=3024×60×60m3/sQ=3.47×10-4…
Q: A settling tank has a surface area of 200 m? and inflow rate of 30 m/day. What is the percentage of…
A: Surface Area=200m2 inflow rate Q=30m3/day Diameter= 0.04mm
Q: A sedimentation tank of dimensions 33m x 12m x 6m is filtering wastewater at a flow rate of 0.3…
A: Given: Length, L = 33 m Width, B = 12 m Depth, H = 6 m Flow rate, Q = 0.3 m3/s Density of particles,…
Q: In a continuous flow settling tank, 3.5 m deep and 65 m long, if the flow velocity of water observed…
A: Given,Depth of tank (H) = 3.5mLength of tank (L) = 65mflow velocity (Vf) = 1.22cm/sspecific gravity…
Q: A city must treat about 15000 m³/day of water. Flocculation particles are produced by coagulation…
A: Discharge=15000m3/day Velocity=20m/day Depth=3.5m
Q: A plain sedimentation tank with a length of 20 m, width of 10 m and a depth of 3 m is used in water…
A:
Q: Calculate the terminal settling velocity of a spherical particle in water. The particle has diameter…
A:
Q: Water is to be filtered at a rate of 1000 m3/day of water. Overflow rate of 20 m/day removes the…
A: Given: Flow rate, Q = 1000 m3/day Overflow rate = 20 m/day Depth, H = 3 m
Q: A 3 m deep settling tank has a surface area of 900 m?. The tank is used for removing particles of…
A: Given: Depth of tank, H = 3 m Surface area, A = 900 m2 Particle size, d = 0.01 mm Specific gravity…
Q: Determine the minimum dimension of a particle that can be completely removed from a settling…
A: Given: Rate of overflow, v = 30 m3/d/m2 Specific gravity, G = 2.65 Dynamic viscosity = 1 x 10-5…
Q: A sedimentation tank of dimensions 32x8x4 m has an inlet flow rate of 0.15 m³/s. The density of…
A: Given: Dimension = 32 x 8 x 4 m Inlet flow rate, Q = 0.15 m3/s Density of particles = 2.5 g/cm3 =…
Q: Consider a primary sedimentation tank (PST) in a water treatment plant with Surface Overflow Rate…
A: Please refer the attached image for complete solution. THANK YOU.
Q: the velocity distribution for the suspension
A: Since we answer three sub-parts at a time so will answer the first three sub-parts .Please re-submit…
Q: A treatment plant has a horizontal flow sedimentation basin with a depth of 4 m, width of 6 m, and…
A: Given data: Depth of the treatment plant = 4 m Length of the treatment plant = 36m And width of the…
Q: a) An activated sludge plant with recycle is evaluating its secondary clarification system. Settling…
A: Activated sludge process: The process of removeal of suspended growth process for the solid waste…
Q: 100 m R1 R2 R3 R5 R4 R8 R7 R6 R9 Dry Cleaner Gas Station Oil UST R10 If aquifer hydraulic gradient,…
A:
Q: A permeable soil layer is underlain by an impervious layer, as shown in the figure below. With k=5.5…
A: Given : k=5.5 x 10^-5 cm/s H = 4m alpha = 9 find : the rate of seepage…
Q: a) Determine the maximum velocity required to have laminar flow. b) Calculate the settling velocity…
A:
Q: The hydraulic conductivity (K) of a homogeneous sandy clay mix aquifer is 2x10-3 cm/sec. The…
A:
Q: Solve the Surface moisture content and Total evaporable moisture content a) Mass of container, Mc =…
A: The given values are as folows,Mc=35gramsMc+w=520gramsMc+D=472gramsW=485 gramsD=437gramsTo…
Q: Flow velocity of water 1.25 cm/sec is observed in a continuous flow settling tank 4.5 m deep and 60…
A:
Q: A settling tank having a depth of 3.5m and surface area of 1000m^2 is used to remove particle of…
A: Given:- The depth of the settling tank = 3.5 m The surface area of the tank = 1000 m2 The size of…
Q: A spherical particle has a radius of 5 x 10-3 cm and specific gravity of 2.65. Considering kinematic…
A:
Q: A 15 μm clay mineral particle has terminal settling velocity of 0.202 mm with a density of 2.65 g /…
A:
Q: Consider the removal of soil particles in a settling basin. The particles have a density of 1.3 g…
A: Given : ρ = 1.3 g/cm3 d = 10 μm Q = 2 MLD T=15 ˚C To find : Dia. of basin = ? Solution : S…
Q: You are trying to remove 10.0 μm diameter particles in a water treatment plant, so you design a…
A: we have relationvs=gd218μρs-ρlvs=9.8110×10-62×1000180.0010021.2-1vs=1.09×10-5ms-1
Q: A treatment plant has a horizontal flow sedimentation basin with a depth of 5 m, width of 7.5m,…
A: Given that: Depth of tank, H = 5m Width of tank, B = 7.5 m…
Q: Estimate the terminal settling velocity in water at a temperature of 5°C of spherical silicon…
A:
Q: In a rectangular settling tank of 3 m depth and 6 m width with 2 hours detention period and rate of…
A: Given, td= 2hrs H= 3m B= 6m Q= 216m³/h = 216/3600 = 0.06m³/s
Q: A plain sedimentation tank with a length of 20m, width of 10m, and a depth of 3m is used in a water…
A: Given- Dimensions of sedimentation tankL=20 mB=10 mD=3 m4 million litres of water per day (4…
solve
Step by step
Solved in 2 steps
- Flow velocity of water 1.25 cm/sec is observed in a continuous flow settling tank 4.5 m deep and 60 m long. The diameter of the particles of specific gravity 2.65 that may be effectively removed is (Assume temperature is 25°C and kinematic viscosity of water v = 0.01 cm2/s).A settling tank having a depth of 3.5m and surface area of 1000m^2 is used to remove particle of size 0.01mm and specific gravity of 2.6 . Calculate the removel percentage of the tank for the discharge of 7000m^3 per/day. Take viscosity of water as a 1.1×10^-3 kg/ms.In a continuous flow settling tank, 3.5 m deep and 65 m long, if the flow velocity of water observed is 1.22 cm/s. what size of the particles of specific gravity 2.65 may be effectively removed? Assume temperature 25°C and kinematic viscosity of water as 0.01 cm²/s.
- Gave wrong values earlier. These are the correct values A settling tank having a depth of 3.5 m and surface area of 1000 m2 is used to remove particles of size 0.01 mm and specific gravity of 2.6. Calculate the removal percentage of the tank for the discharge of 7000 m3/d. Take viscosity of water as 1.1x10-3 kg/m.s.A settling tank (32 m long, 2.1 m across and 1.6 m deep) is used to clarify water containing particles with a diameter of 120 µm. The density of the particles is 2.5 g/cm3 and the dynamic viscosity of water is 1.3 x 10-2 g/cm.sec. What is the maximum flow rate that can be allowed to make sure all the particles settle in the tank?To clarify water containing particles with a diameter of 120 m, a settling tank (32 m long, 2.1 m across, and 1.6 m deep) is used. The particle density is 2.5 g/cm3, and the dynamic viscosity of water is 1.3 x 10-2 g/cm.sec. What is the highest flow rate that can be tolerated to ensure that all particles settle in the tank?
- Suspended particles at a depth of 3 m are to be removed from water flowing at the rate of 250 m³/day. Determine the required diameter of the settling tank for an overflow rate of 20 m/day.A water treatment plant has asedimentation basin of depth 3 m, width5 m, and length 40m. The water inflowWrate is 500 m^3/h. Find the removal fractionof particles having a settling velocityof 1.0 m/h. (Consider the particle density as 2650kg/m^3 and liquid density as 991 kg/m^3)You are trying to remove 10.0 μm diameter particles in a water treatment plant, so you design a settling basin. The water is at 20 ̊C (giving a water density of 998.2 kg/m3, but really you can assume 1000 kg/m3 here), and the particle density is 1.2 g/mL. The plant treats 0.100 m3/s of water. It is proposed to use a 3.5 m deep, rectangular sedimentation tank with a length to width ration of 5:1. What is the minimum required width of the basin?
- A settling tank having a depth of 3.5 m and surface area of 1000 m2 is used to remove particles of size 0.01 mm and specific gravity of 2.7. Calculate the removal percentage of the tank for a discharge of 7000 m3/d. Take viscosity of water as 10-3 kg/m.s.Given:Flow rate of water = 500 L/minSuspended solids concentration in influent water = 100 mg/LRequired effluent suspended solids concentration = 10 mg/LFiltration rate = 10 m^3/m^2/hrFiltration tank dimensions: Length = 5 m, Width = 3 m, Depth = 4 mCalculate:o Calculate the total suspended solids (TSS) load in the influent water:o Calculate the filtration tank surface area:o Calculate the required filtration tank capacity:o Calculate the required detention time in the filtration tank: Q2) DisinfectionGiven:Flow rate of water = 2000 m^3/hChlorine residual required in effluent = 0.5 mg/LInitial chlorine concentration in influent water = 2 mg/LChlorine decay rate in disinfection tank = 0.05 per hourDisinfection tank volume = 300 m^3Calculate:o Calculate the chlorine demand in the influent water:o Calculate the chlorine dosage required:o Calculate the chlorine dosage rate:o Calculate the actual chlorine dosage rate considering chlorine decay:Sedimentation tank is used for a flow rate of 0.2 m3/s and has dimesions 32x8x4 m. The density of the particles = 2.5 g/cm3, density of water = 1 g/cm3, and the dynamic viscosity of water = 0.01 g/(cm.s). Determine the removal efficiency if the diameter of the particles is 25 um.