with classical "mill ears", and the signal is highly suitable for , SAG and ball mills have grown in size and there are now many operational mills in the range of 28-40 feet in diameter with ,
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Get PriceThrough continuous improvement and the use of advanced technologies like SmartEar™, Pueblo Viejo are improving the control and operation of their SAG mill, resulting in reduced liner wear, more efficiencyVolume Title: 12th Mill Operators' Conference 2014 Semi-autogenous grinding (SAG) mill co
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Get PriceBall Mill Level Sensors Electronic EarsBio Latex Mill Electronic Ear Sensor For Ball Millball Mill Electronic ear ball mill level indicator whereas for low material bed ie minimum filling level there is a highpitched sound high grinding frequency this characteristic of grinding frequency is sensed through sound sensor and the output of the sensor is used to develop an output ma signal ,
Get PriceThe electronic ears senses the noise of the mill the ear consist of a very sensitive microphone installed at the mill inlet, at the grinding ball impact point, and as close as possible to the mill shell the foam of the electronic ear must nearly touch the mill shell between two rows of bolts
Get PriceFolaphone Ball Mill Control by Electrical Ear make a signal that is proportional to the material filling in the ball mill The “sound level” signal is first damped and inverted, ,
Get PriceAug 25, 2004· We have an application in a SAG Mill where we have installed an electronic ear in order to listen the noise produced by the balls falling to the bottom of the mill Our idea is to convert the amplitude and frequency of noise to a 4-20mA signal (or something else) in order to determine if the ball is crushing the mineral or the mill lining
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Get PriceEffective way to improve mill production capacity Apr , according to the mill noise, adopts electric ear method to control electromagnetic vibrating feeder or belt feeder to control the amount of the mill materials and automatically adjust the material evenly join the grinding volume within the material has remained on top can improve mill output strengthen the ball mill ventilation
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Get PriceElectronic ear for ball mill electronic ear position near ball mill envada uk electronic ear for ball mill optimization systems solid flow available for precision and smooth setting of brush position using hand wheel panel is also located near this and these are maintained by rseb
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Get PriceIntroduction The Electronic Ear type PI 213 is a magnetic Sensor also know as Sound Transmitter, which is using the mill shell as Membrane This means the Sensor is only detecting the mill shell vibrations, caused by the Grinding balls hitting the mill lining and material in the mill, and so the Pyrotech Noise Level Sound Transmitter system is insensitive to foreign acoustic noise from other ,
Get PriceElectronic Ear / Ball Mill Level Indicator, लेवल इंडिकेटर Get Latest Price The Electronic Ear is specially developed for control and regulation of Ball Mills, using the grinding sound frequency signal for optimizing the Mill output According to the material bed height, the grinding media causes a characteristic noise
Get Pricethe electronic Ears senses the noise of the mill This noise varies with the product and the filling level of the mill The Ear consist of a very sensitive microphone installed at the mill inlet, at the grinding ball impact point, and as close as possible to the mill shell The foam of the Electronic Ear must nearly touch the mill ,
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Get PriceIt was found that for conventional ball mills and with no other obstacle, either natural or man-made in the vicinity, and with optimum atmospheric conditions allowing maximum sound travelling capabilities, a noise level below 80 dB is found at 100 meters from the source, a noise level below 70
Get Priceelectronic ear for ball mills - blackhealthmattersus Sound 1 Hasler The electronic Ears senses the noise of the mill This noise varies with the , grinding ball impact point, and as close as possible to the mill ,
Get PriceThe development of the so-called “electronic ear” SMARTFILL system started around the year 2000 and was under continuous enhancement and adaptation to modern requirements over the last few years SMARTFILL was, and is, a serious revolution in sensor technology as a high-precision, interference-free level measurement method in ball mills ,
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