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SAG mill Archives International Mining The SAG mill agreement has come about as First Majestic ordered a complete new SAG mill package which Condor says is now superfluous to its requirements The SAG mill has a mill diameter of 24 ft 7.3 m and an effective grinding length of 18.5 ft and a structural charge mass of 315 t Condor Gold said.

Chat Online### Improved mill control at Lihir Gold Mine in

2018 10 25 At the Lihir Gold Mine the plant was utilizing mill s bearing pressure to calculate load measurement for the SAG mill in HGO1 The use of SAG mill weight for process control is additionally complicated at Lihir by compromised

Chat Online### OPTIMAL SAG MILL CONTROL USING VIBRATION

2018 3 4 OPTIMAL SAG MILL CONTROL USING VIBRATION DIGITAL SIGNAL PROCESSING TECHNIQUES ABSTRACT Recent developments in low power wireless and Digital Signal Processing DSP technologies have given rise to a new system that can monitor vibrations in real time on the rotating surface of SAG AG and Ball mills.

Chat Online### PDF Real Time Simulation and Control of a SAG Mill

study is a SAG mill open circuit composed of an ore feeder water control v alve and mill depicted in Figure 2 The SAG mill model is based on a diﬀerential equation describing the mass

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SAG mill closed loop control IGO Limited greatly improved grinding mill efficiency and stability using predictive control based on our 3DPM online particle size distribution PSD measurement Commissioning of 3DPM was done smoothly by remote connection useful when not allowed to visit the mine.

Chat Online### How to Control a SAG Grinding Mill Circuit

2017 8 5 Control of pressure drop across the cyclone is easily accomplished by providing one or more of the cyclones in the cluster with automatic valves so that they may be added to or deleted from the circuit as operating conditions dictate Measurement and control of the rate of addition of new feed and water to the primary mill is relatively easy.

Chat Online### Modelling SAG milling power and specific energy

2017 12 14 mill diameter mill length grates openings and pebble ports size the power equation is also function of all the operational variables selected for this study The applied force is a function of the mass inside the mill and it is composed of balls ore and water The ball charge is a function of the bulk fraction of the SAG mill volume Jb

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Sag And Ball Mill Controls KNOCK Mining machine Sag Ball Controls Sag and mill controls sag mills are autogenous mills but use grinding balls like a ball mill a sag mill is usually a primary or first stage grinder sag mills use a ball charge of 8 to 21 the largest sag mill is 42 in diameter powered by a 28 mw 38000 hp motor chat online what is a sag mill in iron ore benification plant

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SAG Mill Control SAG mill control is essentially the stabilisation of mill load and/or power and density which can be implemented successfully and very cost effectively on most modern PLC or DCS platforms The application of advanced regulatory control is a MIPAC speciality which we have Get Price Control Engineering Artificial intelligence

Chat Online### A Neural Network Model for SAG Mill Control

2003 APPLICATION AT OK TEDI MINING OF A NEURAL NETWORK MODEL WITHIN THE EXPERT SYSTEM FOR SAG MILL CONTROL ABSTRACT An expert system applied to the control of mineral process unit operations is by its nature the site best

Chat Online### Welcome to Manta Controls

2019 12 2 Manta Controls have developed the Manta Cube system where it is available for SAG Mill Control AG Mill Control Ball Mill Control Flotation Control Thickener Control and CCD Control Control of other process units are also available Read more

Chat Online### Difference Between Sag Mill vs Ball Mill

2017 10 12 1 SAG mill is the primary tool for grinding SAG mill is used before the other mills Ball mill is a secondary and it is used after the SAG mill 2 SAG mill breaks the raw material into pieces for the further grinding Ball mill is used to grind the

Chat Online### SAG Mill Control

SAG mill control is essentially the stabilisation of mill load and/or power and density which can be implemented successfully and very cost effectively on most modern PLC or DCS platforms The application of advanced regulatory control is a MIPAC speciality which we have

Chat Online### sag mill control

sag mill control itshouldnt be that hard SAG mill controlfundamentally means managing the load in themillby adjusting the feed rate of ore to themilland/or manipulating the rotational speed of themill The best way to measure load is to mount themillon load cells The load cells are calibrated to measure the total weight of water grinding

Chat Online### AG SAG Mill for Mineral Processing Wet

AG Mill and SAG Mill Feeding size ≤25mm Capacity 0.65 615t/h Output size 0.074 0.89mm Applications It is commonly used in the mineral processing industry and ferrous and non ferrous metal ore and nonmetal ore processing

Chat Online### Throughput optimisation in milling circuits

SAG mill discharge control is quite involved due to few interactive variables such as mill discharge sump level classification hydro cyclone variables feed density flow and pressure and water feed rate to the sump Model predictive control

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Founded by Dr Karl Gugel Digital Control Lab started its life in 1998 as an electronics consulting firm known as DiCon Labs During the early years DiCon Lab was contacted by a leading cement manufacturer to replace microphone based systems for real time mill loading measurements The result was the first generation of MillScan products.

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Sag And Ball Mill Controls From Indonesia Specializing in the production of jaw crusher sand machine ball mill Raymond mill cement equipment and other products The main products are E crusher impact crusher hammer crusher impact crusher Raymond mill

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2021 1 8 SAG Mill Control It Shouldnt be that Hard 2010 04 13 SAG Mill Control It Shouldn This control strategy has been in operation since January 2007 and controls the mill with minimal operator involvement over 95 of the time For Siemens also supplied the gearless drives for a 36 ft SAG mill with a rated power of 15 MW and a 26 ft ball mill

Chat Online### INFERENTIAL MEASUREMENT OF SAG MILL

2021 8 4 is the SAG mill solids discharge rate t/hr SMDC tph l is the SAG mill liquid discharge rate t/hr smdc is the SAG mill discharge size distribution retained w/w MV DC H2O is the SAG mill discharge water addition rate measured variable 3 m3/hr and SG l is the process water specific gravity t/m Step 2 SAG Mill Rock Charge

Chat Online### MILLING CONTROL OPTIMISATION

2012 2 7 Figures 8 and 9 on the right show results from a gold plant s SAG mill achieved with MillStar s Segregated Ore Feed Controller combined with the Power Optimiser The standard deviation of the mill feed control is greatly reduced The cyclone feed is more stable allowing for consistent size separation and feed to downstream processes.

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Sag Mill ControlWelcome to Manta ControlsManta Controls This is excellent for good SAG mill control There are three major sources of disturbances that produce instability in the grinding circuit These are 1 Coarse ore stock pile feeder trips 2

Chat Online### SAG Mill Process Control

2022 4 5 If the SAG mill is not intended to be the rate limiting step in a process plant then it is best to adjust the SAG load and power to hold a constant

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Sag and ball mill controlsontwerpbureau Przetłumacz tę stronę Sag and ball mill controls Model Predictive Control for SAG Milling in Minerals Processing 5 Model Predictive Control on a SAG Mill and Ball Mills The solution for the SAG Mill is an adaptive controller which controls mill load using direct mill weight measurement or indirectly from bearing oil pressure

Chat Online### Using Fuzzy Control to Optimize SAG Mill Production

2013 12 12 Sag Mill Example To illustrate the power of fuzzy logic we will next look at its application in controlling a typical sag mill circuit as is shown in Figure 2 Figure 2 Typical Sag Mill Configuration as Defined in KnowledgeScape An example of controlling SAG mill speed will be used to further illustrate how fuzzy logic works.

Chat Online### SAG Mill

Since the early 1980s we have been designing and manufacturing Semi Autogenous Mill SAG Mill and Autogenous Mill AG Mill under the Fuller Traylor brand Semi autogenous grinding uses a minimal ball charge in the range of 6 15 while autogenous grinding uses ore only SAG and AG Mills operate by lifting ore/grinding media and dropping it on

Chat Online### SAG mill Optimisation and increasing throughput at the

2018 8 30 SAG mill Optimisation and increasing throughput at the Phu Kham Copper Gold Operation a success story Watch Optimising the operation of paste thickening at the Yara Siilinjärvi Plant Watch Developing flotation circuit control and automation for the Phu Kham Copper Gold Concentrator Watch .

Chat Online### Throughput optimisation in milling circuits

SAG mill discharge control is quite involved due to few interactive variables such as mill discharge sump level classification hydro cyclone variables feed density flow and pressure and water feed rate to the sump Model predictive control MPC which is a multi input multi output MIMO controller is very suitable for this purpose

Chat Online### Sag And Ball Mill Controls

2021 10 2 SAG mill control fundamentally means managing the load in the mill by adjusting the feed rate of ore to the mill andor manipulating the rotational speed of the mill The best way to measure load is to mount the mill on load cells The load cells are calibrated to measure the total weight of water grinding media balls and ore in the mill

Chat Online### sag and ball mill controls

2021 9 30 TECHNICAL NOTES 8 GRINDING R P King LG A mill power equation for SAG mills Minerals and Metallurgical Processing Feb 1990 pp57 62 Gross power No load power Net power drawn by the charge 8.13 The net power is calculated from Net power KD2.5L e c. Watts 8.14 In equation 8.14 D is the diameter inside the mill liners and Le is the effective length of

Chat Online### SAG Mill Control It Shouldnt be that Hard

2010 4 13 SAG mill control fundamentally means managing the load in the mill by adjusting the feed rate of ore to the mill and/or manipulating the rotational speed of the mill The best way to measure load is to mount the mill on load

Chat Online### Sag Mill

SAG MILL GRINDING DESIGN VERSUS GEOMETALLURGY GETTING IT xxv international mineral processing congress impc 2010 proceedings brisbane qld australia 6 10 september 2010 1 introduction the selection of sag and ball

Chat Online### Mining Sag And Ball Mill Controls

2022 1 17 Sag and mill controls sag mill product feeds two parallel ball mills of 6611nternal diameter length each with7 mw twin pinion drive the ball mills are operated atall charge volume of 3032 and 785 critical speed the sag mill trommel undersize is combined with the ball mills discharge and pumped to two parallel packs clusters of.

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