2018-5-14 In some cases, no flocculation at all is possible unless dilution water is used. The most common method of diluting thickener feed has been to احصل على السعر
2017-6-16 Thickening is a process where a slurry or solid-liquid mixture is separated to a dense slurry containing most of the solids and an overflow of essentially clear water (or liquor in احصل على السعر
Thickeners often require dilution of the feed to improve settling rates and flocculant consumption. Dilution systems that rely on specific gravity differential between the feed and supernatant are often limited. WesTech’s AirLift™ dilution system uses an airlift pump to draw clarified water evenly from the thickener surface into the feedwell. An ev...
An embodiment of the present invention also relates to a feed dilution pump having a horizontal axis pump, an inlet of the horizontal axis pump disposed within a thickener tank, an outlet of احصل على السعر
The system uses a low head axial pump to drive dilution water into the feedwell. Turbodil™ can help meet your requirements when: The process requires further dilution of already low feed احصل على السعر
The thickener or clarifier area must be sufficient to allow the slowest settling particle to reach the bed of compressing solids or bottom of the tank before its associated liquid has reached the احصل على السعر
The key features for high-capacity thickeners are the feedwell design and the feed slurry dilution method. Our patented E-Volute™ feedwell offers Computational Fluid Dynamics (CFD)- optimised energy dissipation and solids احصل على السعر
2020-4-8 International technology Group ANDRITZ has developed the EvoLute NT dilution system, a new solution for diluting thickener feed that uses the overflow liquid from the thickener to dilute incoming slurries or suspensions to the optimum solid-liquid ratio. This new, patented system is designed for flow rates between 600 and 9,000 m3/h.احصل على السعر
The invention provides a dilution device(1)of concentrator. The said concentrator comprises a concentration cabinet and feeding tank(4)located on the upstream of the concentration cabinet to accommodate feeding liquor. The said dilution device is composed of admission container(5) suitable to at least partly immerge into the said concentration cabinet to take up the clear احصل على السعر
The invention provides an axial flow pump (1) for accurately injecting supernatant liquid (2) from adjacent the liquid surface (3) of a thickening tank (not shown) to dilute liquid in a feedwell (4). The pump (1) includes a cup shaped receiving vessel (5) submerged in the supernatant liquid. The pump also includes a submerged impeller (6) mounted on a rotatable shaft (7) for drawing احصل على السعر
2016-6-14 Thickeners often require dilution of the feed to improve settling rates and flocculant consumption. Dilution systems that rely on specific gravity differential between the feed and supernatant are often limited. WesTech’s AirLift™ dilution system uses an airlift pump to draw clarified water evenly from the thickener surface into the feedwell.احصل على السعر
High-Density Thickeners discharge an underflow mud with a yield stress between 50-100 Pa., which can be pumped with a centrifugal slurry pump. They are commonly characterized by having higher side walls to provide enhanced compression effects, a steeper floor slope to assist with moving the solids to the discharge area and a low-profile rakeاحصل على السعر
2018-7-19 Abstract and Figures Aqueous slurries’ dewatering using gravity-driven thickeners is an essential unit operation in mineral processing. Thickener feed dilution is often used for enhanced...احصل على السعر
2018-1-3 Each system will provide a minimum 100:1 dilution to each thickener using its own overflow. A vertical centrifugal pump will deliver preoxidation thickener overflow from its sump back to the flocculant distribution header. احصل على السعر
2021-5-27 ETAQ™ DILUTION PUMP The ETAQ™ feed dilution system, comprises an axial inflow/radial outflow pump specially designed for high volume low head operation. The ETAQ™ draws supernatant from the thickener surface and pumps into the Radflow™ feed stream to achieve the perfect level of feed dilution for optimal flocculation. 3.000 2.667 2.333احصل على السعر
Bulk closed-circuit dilution technology (35% to 5% solids) using thickener overflow taken from the overflow weirs Accurate (to within 1%) and adjustable feed dilution to optimize flocculant usage Auto-dilution The optimum percentage of feed solids will ensure maximum flocculation and optimized solids loading (t/m²/day) Consistent underflow qualityاحصل على السعر
2 天前 Make-down refers to the initial application of dilution water to neat polymer. Dry polymers are typically diluted to 0.2% to 1% active solutions for activation, whereas the purpose of a surfactant provided in neat oil-based emulsion polymer is to facilitate activation of the polymer in an aqueous solution and is often recommended at 0.5%.احصل على السعر
High-Density Thickeners discharge an underflow mud with a yield stress between 50-100 Pa., which can be pumped with a centrifugal slurry pump. They are commonly characterized by having higher side walls to provide enhanced compression effects, a steeper floor slope to assist with moving the solids to the discharge area and a low-profile rakeاحصل على السعر
thickener tank EIMCO KCP Thickener tanks are constructed either from bolted / steel welded or concrete. Most of the chemical process industries prefer the steel tanks construction since they may be elevated above ground level, allow احصل على السعر
2018-7-19 Thickener feed dilution is often used for enhanced flocculation and sediment compressibility. This work investigated the effect of feed dilution on thickener performance for copper flotation tailings. Furthermore, the performance of the feed dilution system (eductor) was investigated from theoretical and practical perspectives.احصل على السعر
2022-11-12 The principles of flocculation have been further adapted to a new design that will thicken slurries at an even higher rate than a typical high-rate thickener. Features Benefits Applications Rake-less design with no moving احصل على السعر
2021-7-13 With a calculated and data driven approach, thickener operation can effectively maximise throughput in mining operations. This is accomplished by: Optimal dilution of thickener feed slurry Achieving desired thickener settling rates Minimising thickener related bottlenecks and plant downtimesاحصل على السعر
2016-3-8 At 2:1 dilution R = 0.15 feet per hour Final Density D = 1:1 Applying this data to above formula, you obtain: A = 1.33 (4 1)/0.50 = 7.98 A = 1.33 (3 1)/0.30 = 8.86 A = 1.33 (2 1)/0.15 = 8.87 Factor of Safety: Normally a 25 per احصل على السعر
2 天前 Make-down refers to the initial application of dilution water to neat polymer. Dry polymers are typically diluted to 0.2% to 1% active solutions for activation, whereas the purpose of a surfactant provided in neat oil-based emulsion polymer is to facilitate activation of the polymer in an aqueous solution and is often recommended at 0.5%.احصل على السعر
Self-dilution pump with radial inlet / outlet, specially designed for high volume operations and low hydraulic head. The ETAQ™pump extracts the supernatant from the surface of the thickener, and pumps to the RADFLOW ™ feed stream to achieve the perfect level of dilution of the feed and thus have an optimum flocculation.احصل على السعر
2021-11-1 The feed is pumped into the T-shape mixing pipe to mixing with the flocculate dilution. The thickener equipped an underflow discharge pump and overflow system to simulates the on-site thickener operation. Download : Download high-res image (183KB) Download : Download full-size image; Fig. 2. The pilot-scale continuous thickener.احصل على السعر
2020-7-6 drum thickener (Solids Flow Rate) is 350 gpm, the rotary drum thickener feed solids concentration (Solids Concentration) is 0.75%, and However, they require a dilution water booster pump to maintain the consistent incoming water pressure (minimum of 414 kPa [60 psi]) which is the source of the applied mixing energy.احصل على السعر
