EP2923767A1 - Détachement d'une charge adhérant à la paroi intérieure d'un tube broyeur - Google Patents

Détachement d'une charge adhérant à la paroi intérieure d'un tube broyeur Download PDF

Info

Publication number
EP2923767A1
EP2923767A1 EP14161257.2A EP14161257A EP2923767A1 EP 2923767 A1 EP2923767 A1 EP 2923767A1 EP 14161257 A EP14161257 A EP 14161257A EP 2923767 A1 EP2923767 A1 EP 2923767A1
Authority
EP
European Patent Office
Prior art keywords
grinding tube
tube
charge
grinding
determined
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP14161257.2A
Other languages
German (de)
English (en)
Inventor
Rudolf Böhnlein
Dirk Mensing
Jürgen Thuilot
Bernd Wacker
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens AG
Original Assignee
Siemens AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Siemens AG filed Critical Siemens AG
Priority to EP14161257.2A priority Critical patent/EP2923767A1/fr
Priority to MX2016012239A priority patent/MX2016012239A/es
Priority to CU2016000126A priority patent/CU24447B1/es
Priority to JP2016558754A priority patent/JP6362708B2/ja
Priority to NO15711688A priority patent/NO3094409T3/no
Priority to KR1020167029048A priority patent/KR101835256B1/ko
Priority to EA201691905A priority patent/EA031784B1/ru
Priority to AU2015238729A priority patent/AU2015238729B2/en
Priority to EP15711688.0A priority patent/EP3094409B1/fr
Priority to CN201580013641.3A priority patent/CN106102919B/zh
Priority to CA2943579A priority patent/CA2943579C/fr
Priority to PE2016001579A priority patent/PE20161162A1/es
Priority to MYPI2016703406A priority patent/MY179891A/en
Priority to PL15711688T priority patent/PL3094409T3/pl
Priority to US15/128,366 priority patent/US10543490B2/en
Priority to PCT/EP2015/055212 priority patent/WO2015144444A1/fr
Priority to ARP150100845A priority patent/AR099809A1/es
Publication of EP2923767A1 publication Critical patent/EP2923767A1/fr
Priority to UAA201609731A priority patent/UA116593C2/uk
Priority to CL2016002253A priority patent/CL2016002253A1/es
Priority to PH12016501888A priority patent/PH12016501888B1/en
Withdrawn legal-status Critical Current

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
    • B02C17/18—Details
    • B02C17/1805—Monitoring devices for tumbling mills
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
    • B02C17/18—Details
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
    • B02C17/18—Details
    • B02C17/24—Driving mechanisms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C25/00—Control arrangements specially adapted for crushing or disintegrating

Definitions

  • the invention relates to a method for releasing an adhering charge from an inner wall of a grinding tube and to an arrangement for releasing an adhering charge from an inner wall of a grinding tube.
  • Tube mills are preferably used for grinding brittle material, in particular ore.
  • the grinding process takes place in a horizontally oriented grinding tube of the tube mill.
  • the grinding tube filled with a charge rotates about its longitudinal axis during the grinding process.
  • Typical tube mills may have a grinding tube with a diameter of 2m to 11m and a length of up to 25m.
  • the drive power of such tube mills is usually in the range of 5MW to 15MW, whereby preferably so-called slip ring rotor motors are used.
  • tube mills are therefore equipped with devices which detect the presence of an adhering charge and, in the event of detection of an adhering charge, stop the tube mill or the rotation of the milling tube. If an adhering charge is detected and the tube mill is consequently stopped, then the adhering charge must be released from the inner wall of the grinding tube.
  • the adhesive charge can be released using personnel using tools, in particular pneumatic hammers.
  • the disclosed WO 2005/092508 A1 a method in which a drive device of the grinding tube for targeted release of the charge is driven to a swinging or swelling rotation of the grinding tube.
  • the EP 2 525 914 B1 a method in which a torque applied to the milling tube drive torque is increased by a reference torque varying.
  • the invention has for its object to allow an energy-efficient release of an adhering charge while using relatively simple drive and control technology.
  • the grinding tube from a predetermined, assumed rotational position is driven by the weight the adhering charge turned back, wherein at least one movement state quantity of the grinding tube is determined.
  • the predefinable, assumed rotational position can be a rotational position in which a sufficiently high restoring torque acts on the grinding tube about an axis of rotation of the grinding tube.
  • the restoring moment can result from a weight of the adhering charge or from the product of the weight and a lever arm.
  • the restoring torque can be considered sufficiently high if it can cause an automatic turning back of the grinding tube in the direction of a rotational starting position or towards a stable equilibrium position of the grinding tube.
  • the grinding tube is driven back by the force of gravity or the restoring torque, ie accelerated, or automatically turns in the direction of the equilibrium position.
  • a driving device which drives the grinding tube during a grinding operation and which may, for example, comprise a slip-ring motor, is disengaged and / or switched off during the turning-back and / or in an idling position.
  • the at least one determined movement state variable may be a rotation angle and / or a rotational angular velocity and / or a rotational angular acceleration of the milling tube.
  • Determined is, in the context and in the following, an appropriate determination, a determination, a measurement - in an indirect or direct way - or a calculation of a value to understand.
  • the grinding tube is braked as a function of the at least one determined state of motion variable for releasing the adhering charge from the inner wall of the grinding tube.
  • the dependence lies in achieving a predefinable and / or determined rotational angular velocity and / or rotational angular acceleration of the grinding tube.
  • the grinding tube is braked as soon as it has automatically reached a certain rotational angular velocity.
  • the grinding tube is braked by a braking device, such as a service brake and / or a parking brake.
  • the grinding tube can be braked, so with a high change in rotational angular acceleration over a time and / or until a certain delay is reached.
  • a suitably set up control or regulation arrangement for activating the braking device to effect a predefinable delay.
  • the method provides that the grinding tube automatically turns into a rotation position in a rotational position in which a sufficiently high restoring torque acts by the weight of the adhering charge and when it reaches it a predetermined rotational angular velocity, a brake is controlled so targeted or metered that it comes as a result of a mass inertial force thus caused advantageously to a release of the adhering charge from the inner wall of the grinding tube.
  • the invention also provides an arrangement for releasing an adhered charge from an inner wall of a grinding tube.
  • the arrangement has a detection device, a braking device and a control device.
  • the determination device is set up such that at least one movement state variable of the grinding tube can be determined.
  • the determination device can be equipped with appropriate measurement technology or sensors in order to determine preferably a rotation angle and / or a rotational angular velocity and / or a rotational angular acceleration (also: angular retardation / deceleration) of the milling tube.
  • a rotation angle and / or a rotational angular velocity and / or a rotational angular acceleration also: angular retardation / deceleration
  • the angle of rotation and the rotational speed can be determined particularly cost-effectively and reliably.
  • the braking device is set up to decelerate the grinding tube with a predeterminable delay.
  • the brake device to a service brake and / or a parking brake, which are each prepared to decelerate the grinding tube.
  • the braking device may be prepared for transmitting a brake pressure and / or a braking force and / or a braking torque to the grinding pipe.
  • the brake device is prepared so that the brake pressure and / or the braking force and / or the braking torque can be controlled or regulated.
  • the brake pressure and / or the braking force and / or hydraulically generates the braking torque.
  • the control device is set up to control the braking device as a function of the at least one determined movement state variable.
  • control device is configured to control the brake pressure and / or the braking force and / or the braking torque of the braking device.
  • the control can be carried out in particular as a function of the rotational angular velocity of the grinding tube determined by the determining device.
  • the invention and / or any further development described can also be realized by a computer program product which has a storage medium on which a computer program is stored which carries out the invention and / or the development.
  • the predefinable, assumed rotational position is achieved by a driven rotation of the grinding tube.
  • the driven rotation can be effected by a main or sub drive or a driving device of the grinding tube.
  • the predefinable, assumed rotational position is expediently a position of the grinding tube, in which a sufficiently large restoring moment is caused by the weight of the adhering charge.
  • a restoring moment can be sufficiently great if it can cause a drive-free, ie automatic, turning of the grinding tube in the direction of or tangential to the weight of the adhering charge.
  • the assumed rotational position can be assumed by a rotation by an absolute rotational angle between 80 ° and 130 °, starting from a rotational equilibrium position of the grinding tube.
  • the driven assumed rotational position is a position in which it can advantageously not come to an unwanted detachment or falling of the adhering charge.
  • the driven rotation of the milling tube against the weight of the adhered charge increases a potential energy of the adhered charge.
  • the energy thus built up can be converted into kinetic energy by simply turning the grinding tube back and forth. This kinetic energy is then available to dissolve the adherent charge. In this way, a drive technology particularly simple release of the adhering charge can be achieved because the adhesive charge needs to be rotated only in a predetermined rotational position.
  • the predefinable, assumed rotational position of the grinding tube is predetermined by a rotational angle determined as a function of a charge property.
  • the charge property may be a charge amount or a filling level of the grinding tube and / or a material-specific characteristic value and / or an empirical value assigned to the charge.
  • the rotational position may be 40 °, for another particular position 80 °. depending on the charge property.
  • the assumed rotational position of the grinding tube is predetermined by a rotation angle with an amount between 40 ° and 80 °, starting from a stable equilibrium position of the grinding tube.
  • the stable equilibrium position of the milling tube may be a rotational position of the milling tube in which the potential energy of the adhering charge is minimal and / or not sufficiently high to cause an automatic, drive-free rotation of the grinding tube. Typically, this position is achieved in a so-called 6 o'clock position of adherent charge.
  • the at least one determined movement state variable is a rotation angle and / or a rotational angular velocity and / or a rotational angular acceleration of the milling tube.
  • both the rotation angle and the rotational angular velocity can be determined with a speedometer.
  • the grinding tube is braked during the turning back at least once to a standstill.
  • the grinding tube is jerky, so slowed down to a standstill with a maximum change in rotational angular acceleration over time.
  • a particularly high inertial force of the adhering charge and a correspondingly high releasing force on the adhering charge can be caused.
  • the grinding tube can also be braked more than once, in particular when, after braking to standstill, it is again set in rotation without drive.
  • the grinding tube is braked during the turning back at least once with a predetermined delay.
  • the predefinable delay may be an upper or a lower limit.
  • An upper limit may in particular result from a load limit of the tube mill or the grinding tube, in particular its drive device and / or braking device.
  • an upper limit value may be a value whose exceeding is to be expected as a result of excessively high inertia-related mechanical stress having an adverse effect on the function of the tube mill.
  • a lower limit may be a deceleration value below which the adhering charge does not separate from the inner wall of the mill tube due to inertial forces.
  • the predeterminable delay is determined as a function of a charge property.
  • the predeterminable delay may be a lower limit, below which no release of the adhering charge from the inner wall of the grinding tube is to be expected.
  • the predefinable delay is determined as a function of a mechanical load limit of the grinding tube.
  • the predefinable delay may be an upper limit, above which damage to the grinding tube and / or impairment of the function of the tube mill due to unacceptably high inertial force-induced mechanical stresses can be expected.
  • the arrangement has a drive device, which is prepared for a driven rotation of the grinding tube in a predefinable rotational position, wherein the control device is prepared for controlling the drive device as a function of at least one determined amount of movement and / or a charge property.
  • the rotational position determined as a function of a charge property does not necessarily have to be determined by the arrangement, but can also be transmitted as a default value or input value to the control device or entered into it.
  • the control of the drive device takes place in a particularly simple manner and can be limited to an activation and deactivation of the drive.
  • the arrangement has a detection unit which is prepared for determining a release of the adhering charge from the inner wall of the grinding tube as a function of at least one movement state variable of the grinding tube.
  • the brake device has a mechanical brake, in particular a drum brake, preferably a disc brake.
  • the brake device on a disc brake which advantageously particularly high delays and thus releasing forces can be effected.
  • the detection device has a Polradgeber. Since Polradgeber tested many times and accurate to measure, advantageously a particularly reliable and accurate determination, for example, the rotation angle can be achieved.
  • the invention further provides a grinding tube with an arrangement according to the invention.
  • FIG. 1 shows a schematic representation of a tube mill 2 as used for example for grinding of ore.
  • the tube mill 2 has a frame body 4, a circular cylindrical grinding tube 6 and an arrangement 8 with a drive device 10, a braking device 12 (hidden by the drive device 10), a detection device 14 and a control device 16.
  • the grinding tube 6 is rotatably mounted about an axis of rotation 18 in the frame body 4 and shown for better representation in a section.
  • the grinding tube 6 has an inner wall 20.
  • An adhesive charge 22 is located inside the grinding tube 6 and adheres to its inner wall 20.
  • the adhering charge 22 or the grinding tube 6 are located in a rotational position 28 rotated by an angle of rotation 26 from an equilibrium position 24.
  • a weight force 30 acts, which engages in a center of gravity 32 of the adhering charge 22.
  • the weight force 30 causes a restoring moment about the axis of rotation 18.
  • the drive device 10 drives the grinding tube 6 in a rotating manner.
  • a non-adherent charge (not shown here) is crushed by impact, compression and shear forces transmitted between the charge itself, the inner wall 20 and possibly existing ball or cylinder bodies (grinding bodies). If the grinding operation of the tube mill 2 is interrupted for a sufficiently long period of time, it may, as described in the introduction to the in FIG. 1 shown adhesion of the charge on the inner wall 20 of the grinding tube 6 come.
  • the determining device 14 is equipped to the current Rotation angle 26 or the current rotational position 28 and / or a rotational angular velocity 36 and / or a rotational angular acceleration 38 of the grinding tube 6 to determine.
  • the detection device has a Polradgeber 15, which, as in FIG. 1 shown, not necessarily an integral part of the detection means must be, but may also be arranged separately from this.
  • the braking device 12 is prepared in such a way that the grinding tube 6 can be braked as a function of the rotational angular velocity 36 and / or the rotational position 28 or the rotational angle 26.
  • the brake device 12 is prepared for transmitting a brake pressure and / or a braking force and / or a braking torque to the grinding tube 6.
  • the brake device 12 is prepared in such a way that the brake pressure and / or the braking force and / or the braking torque can be controlled or regulated. That the brake device 12 is prepared for activation by the control device 16.
  • the control device 16 is prepared to control the brake pressure and / or the braking force and / or the braking torque depending on the rotational angular velocity 36 and / or the charge property 34 and / or the rotational angular acceleration 38 of the grinding tube 6.
  • the driving device 10 moves the grinding tube 6 from the equilibrium position 24 to the rotational position 28, wherein the rotational position 28 can be dependent on the charging property 34.
  • the driven rotation can also take place counter to the direction of rotation shown in FIG.
  • the only decisive factor is the absolute value of the angle of rotation 26.
  • the grinding tube 6 rotates drive-free (automatically) -in consequence of the weight force 30 and the restoring torque resulting from the weight force 30 and the axis of rotation 18- in the direction of the equilibrium position 24 against the drive-related direction of rotation.
  • the determination device 14 determines in particular during the automatic rotation of the grinding tube 6 from the rotational position 28 the adjusting rotational angle 26 and / or the rotational angular velocity 36 and / or the rotational angular acceleration 38 of the grinding tube 6.
  • the control device 16 controls the brake pressure or the braking force or the braking torque of the braking device 12 to the grinding pipe 6, such that it comes to a targeted deceleration of the grinding tube 6.
  • an inertia force of the adhering charge 22 acts in a releasing manner on the adhering charge 22, so that advantageously the adhesive charge 22 is released from the inner wall 20 of the grinding tube 6.
  • the grinding tube 6 is braked in particular in a dependence of the charge property 34. That For example, depending on the charge characteristic 34, the braking device 12 brakes the grinding tube as quickly as possible to a standstill or with a predefinable rotational angular acceleration 38 or predefinable delay 48.
  • the predetermined delay 39 can be based on a mechanical stress limit of the tube mill 2. It can thus be ensured that no mechanical overloading of the brake device 12 or the tube mill 2 occurs due to excessively slow braking.
  • the process can be repeated until the grinding tube 6 has reached the equilibrium position 24 or until the restoring moment generated by the weight force 32 is no longer sufficient for the grinding tube 6 in an automatic rotation.
  • the grinding tube 6 can again in the rotational position 28, preferably also in a further rotated rotational position, rotated and the further process steps for releasing the adhesive charge 22 can be run through again.
  • FIG. 2 shows a schematic structure of a control arrangement 8 for releasing an adhesive charge 22 from an inner wall 20 of a grinding tube 6 (20, 22 see FIG. 1 ).
  • the arrangement 8 has a drive device 10, a brake device 12, a determination device 14 and a control device 16.
  • the determining device 14 determines at least one movement state variable 40 of the grinding tube 6.
  • the at least one movement state variable 40 or the movement state variables 40 are preferably a rotation angle 26 and / or a rotational angular velocity 36 and / or a rotational angular acceleration 38, which takes the grinding tube 6 under an automatic gravitational rotation.
  • a value of the at least one movement state variable 40 is transmitted to the control device 16 as a measurement signal 42.
  • control device 16 controls the braking device 14 via a control signal 44.
  • the brake device 14 brakes the grinding tube 6 selectively via an action of a braking torque 46 (also: brake pressure, force), the braking torque 46 being controlled or at least controlled as a function of the movement state variable 40 determined by the determining device 14, preferably the rotational angular acceleration 38 can.
  • a braking torque 46 also: brake pressure, force
  • the braking torque 46 being controlled or at least controlled as a function of the movement state variable 40 determined by the determining device 14, preferably the rotational angular acceleration 38 can.
  • a predefinable delay 48 is stored as a date or a value in the control device 16.
  • the predeterminable delay 48 may be a temporally constant or time varying value which depends, in particular, on a charge property 34 of the adhered charge 22 (see FIGS FIG. 1 ).
  • the charge characteristic 34 is input to or detected by the controller 16 in the form of an input value 50, which may also be a set of values.
  • the input value 50 preferably refers to material-specific properties of the adhering charge 22 and / or a degree of filling of the grinding tube 6.
  • the braking device 14 brakes the grinding pipe in such a way or is controlled by the control device 16 via the control signal 44 such that the predefinable delay 48 is not exceeded (at an upper limit value) or at least reached (at a lower limit value).
  • the grinding pipe 6 is rotated by an effected by the drive device 10 drive torque 52 (also: driving force) in an appropriate rotational position.
  • the rotation takes place, as described above, counter to a restoring moment of the adhesive charge 22 and is controlled by the control device 16 via a control signal 54.
  • the control of the drive device 10 by the control device is preferably carried out as a function of the charge characteristic 34 of the adhesive charge 22, that is, in response to the input value 50. That is, the assumed rotational position is determined depending on the input value 50 or otherwise deposited as a predetermined rotational position 56 in the control device 16 ,
  • FIG. 3 shows a diagram with a schematic progression of a rotation angle 26 (ordinate [-]) of a grinding tube 6 over time 58 (abscissa [s]) during release of an adhering charge 22 from an inner wall 20 of a grinding tube 6 (FIGS. 6, 20, 22) FIG. 1 ).
  • corresponding courses of a drive activity 60 (ordinate [-]) and a brake activity 62 (ordinate [-]) are shown over the time 58, respectively, with the three time axes shown being identical.
  • the grinding tube rotates automatically, as explained above due to the weight of the adhering charge, against the previously caused by the drive activity 68 rotation. This results in an increase in the angular velocity.
  • a braking activity 76 At a point in time 74, an abrupt braking of the grinding tube is brought about by a braking activity 76, whereby the grinding tube comes to a standstill in a rotational position 78.
  • a braking torque 46 (see FIG. FIG. 2 ) on the grinding tube 6 (see. FIG. 1 . 2 ), wherein the explicit course of the braking torque 46 is not reproduced for reasons of clarity representability at this point.
  • the braking activity 76 is terminated at a time 80, whereupon the grinding tube 6 is again automatically put into rotation and accelerated.
  • the ascertainable rotational angular acceleration is compared to the rotational angular acceleration of the original Reverse rotation at time 72 due to the lever arm due reduced now restoring moment of the adhesive charge 22 lower.
  • a renewed braking activity 84 causes a further abrupt deceleration of the grinding tube 6, wherein the grinding tube comes to a standstill in a rotational position 86.
  • the braking activity 84 is terminated at a point in time 88, wherein the grinding tube does not automatically set in rotation again, but remains in the rotational position 86 with the charge now dissolved.
  • FIG. 4 shows a further diagram with a schematic course of a rotation angle 26 (ordinate [-]) of a grinding tube 6 over the time 58 (abscissa [s]) during release of an adhesive charge 22 from an inner wall 20 of a grinding tube 6 (6, 20, 22 please refer FIG. 1 ).
  • corresponding courses of a driving activity 60 (ordinate [-]) and a braking activity 62 (ordinate [-]) are again shown over the time 58, respectively, with the three time axes shown being identical.
  • the grinding tube 6 rotates automatically, as explained above due to the weight of the adhering charge, against the previously caused by the drive activity 94 rotation. This results in an increase in the angular velocity.
  • braking of the grinding tube 6 is achieved by a braking activity 102 until reaching a predefinable deceleration 48 (cf. FIG. 2 ), wherein the grinding tube 6 comes to a stop in a rotational position 104. That is Milling tube 6 is in contrast to the in FIG. 3 illustrated embodiment is not abrupt, but braked well dosed.
  • the braking activity 102 is at a rotational position 106 and preferably in a dependence of the determined at this time rotational angular velocity 36 (see. FIG. 1 . 2 ).
  • the braking activity 102 is terminated at a point in time 108, whereupon the grinding tube 5 again automatically sets in rotation until the time 110 again the equilibrium position 24 (see. FIG. 1 ) or the rotational position 90 is achieved without loosening the adhesive charge 22.
  • FIG. 5 1 shows a schematic representation of a typical drive device 10 for the driven turning of a grinding tube 6.
  • the drive device 10 has a main drive 122, a main gear 124, a power take-off 126, a sub-transmission 128, two auxiliary clutches 130 and a main clutch 132.
  • the braking device 12 is arranged between the auxiliary drive 126 and the auxiliary transmission 128, wherein the braking device 12 can also be arranged at a different position or structurally separated from the drive device 10.
  • the drive device 10 operates on a sprocket 134, which may be arranged on a circumference of the grinding tube 6.
  • FIG. 6 shows a schematic representation of a tube mill 2a in plan view.
  • the tube mill 2a has a grinding tube 6, which is rotatably mounted about a rotation axis 18, a Drive device 10a with a main drive 122a and a main gear 124a.
  • the drive device 10a operates on the ring gear 134.
  • the tube mill 2a also has a plurality of braking devices 12a. These are mounted between the main drive 122a and the main gear 124a, the output side of the main gear 124a and the ring gear 134th
  • FIG. 7 shows a schematic representation of another tube mill 2b in plan view.
  • the tube mill 2b has a grinding tube 6, which is rotatably mounted about an axis of rotation 18, a drive device 10b with a main drive 122b, a main gear 124b, a secondary drive 126a and a secondary gear 128a.
  • the drive device 10b operates on the ring gear 134.
  • the tube mill 2b also has a plurality of braking devices 12b. These are mounted between the main drive 122b and the main transmission 124b, on the output side on the main transmission 124b, between the auxiliary drive 126a and the subtransmission 128a, on the output side on the subtransmission 128a and on the toothed rim 134.
  • FIG. 8 shows a schematic representation of another tube mill 2c in plan view.
  • the tube mill 2b has a grinding tube 6, which is rotatably mounted about a rotational axis 18, a drive device 10b with a main drive 122c, a main gear 124c, a secondary drive 126b and a secondary gear 128b.
  • the main gear 124c of the drive device 10b operates directly on the ring gear 134.
  • the tube mill 2c also has a plurality of braking devices 12c. These are mounted between the main drive 122b and the main gear 124b, between the power take-off 126a and the sub-transmission 128a, the power take-off 126ba and the ring gear 134.
EP14161257.2A 2014-03-24 2014-03-24 Détachement d'une charge adhérant à la paroi intérieure d'un tube broyeur Withdrawn EP2923767A1 (fr)

Priority Applications (20)

Application Number Priority Date Filing Date Title
EP14161257.2A EP2923767A1 (fr) 2014-03-24 2014-03-24 Détachement d'une charge adhérant à la paroi intérieure d'un tube broyeur
CN201580013641.3A CN106102919B (zh) 2014-03-24 2015-03-12 附着的装载物从碾磨管的内壁的分离
MYPI2016703406A MY179891A (en) 2014-03-24 2015-03-12 Detaching an adhering charge from an inner wall of a grinding tube
JP2016558754A JP6362708B2 (ja) 2014-03-24 2015-03-12 粉砕管の内壁から付着充填物を剥離させる方法および装置
NO15711688A NO3094409T3 (fr) 2014-03-24 2015-03-12
KR1020167029048A KR101835256B1 (ko) 2014-03-24 2015-03-12 분쇄 튜브 내벽으로부터, 부착된 충전물의 분리
EA201691905A EA031784B1 (ru) 2014-03-24 2015-03-12 Отделение прилипшей загрузки от внутренней стенки размалывающей трубы
AU2015238729A AU2015238729B2 (en) 2014-03-24 2015-03-12 Detaching an adhering charge from an inner wall of a grinding tube
EP15711688.0A EP3094409B1 (fr) 2014-03-24 2015-03-12 Détachement d'une charge adhérant à la paroi intérieure d'un tube broyeur
MX2016012239A MX2016012239A (es) 2014-03-24 2015-03-12 Desprendimiento de una carga adherida a la pared interior de un tubo de molienda.
CA2943579A CA2943579C (fr) 2014-03-24 2015-03-12 Detachement d'une charge adherant a une paroi interieure d'un tube de broyage
PE2016001579A PE20161162A1 (es) 2014-03-24 2015-03-12 Desprendimiento de una carga adherida a la pared interior de un tubo de molienda
CU2016000126A CU24447B1 (es) 2014-03-24 2015-03-12 Procedimiento y equipamiento para el desprendimiento de una carga adherida de una pared interior de un tubo de molienda
PL15711688T PL3094409T3 (pl) 2014-03-24 2015-03-12 Oddzielanie przywierającego wsadu od wewnętrznej ściany rury młyna
US15/128,366 US10543490B2 (en) 2014-03-24 2015-03-12 Arrangement and method for detaching an adhering charge from an inner wall of a grinding tube
PCT/EP2015/055212 WO2015144444A1 (fr) 2014-03-24 2015-03-12 Détachement d'une charge adhérant à une paroi intérieure d'un tube de broyage
ARP150100845A AR099809A1 (es) 2014-03-24 2015-03-20 Desprendimiento de una carga adherida de una pared interior de un tubo de molienda
UAA201609731A UA116593C2 (uk) 2014-03-24 2015-12-03 Відокремлення налиплого завантаженого матеріалу від внутрішньої стінки помольної труби
CL2016002253A CL2016002253A1 (es) 2014-03-24 2016-09-06 Desprendimiento de una carga adherida a la pared interior de un tubo de molienda
PH12016501888A PH12016501888B1 (en) 2014-03-24 2016-09-23 Detaching an adhering charge from an inner wall of a grinding tube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP14161257.2A EP2923767A1 (fr) 2014-03-24 2014-03-24 Détachement d'une charge adhérant à la paroi intérieure d'un tube broyeur

Publications (1)

Publication Number Publication Date
EP2923767A1 true EP2923767A1 (fr) 2015-09-30

Family

ID=50389815

Family Applications (2)

Application Number Title Priority Date Filing Date
EP14161257.2A Withdrawn EP2923767A1 (fr) 2014-03-24 2014-03-24 Détachement d'une charge adhérant à la paroi intérieure d'un tube broyeur
EP15711688.0A Active EP3094409B1 (fr) 2014-03-24 2015-03-12 Détachement d'une charge adhérant à la paroi intérieure d'un tube broyeur

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP15711688.0A Active EP3094409B1 (fr) 2014-03-24 2015-03-12 Détachement d'une charge adhérant à la paroi intérieure d'un tube broyeur

Country Status (19)

Country Link
US (1) US10543490B2 (fr)
EP (2) EP2923767A1 (fr)
JP (1) JP6362708B2 (fr)
KR (1) KR101835256B1 (fr)
CN (1) CN106102919B (fr)
AR (1) AR099809A1 (fr)
AU (1) AU2015238729B2 (fr)
CA (1) CA2943579C (fr)
CL (1) CL2016002253A1 (fr)
CU (1) CU24447B1 (fr)
EA (1) EA031784B1 (fr)
MX (1) MX2016012239A (fr)
MY (1) MY179891A (fr)
NO (1) NO3094409T3 (fr)
PE (1) PE20161162A1 (fr)
PH (1) PH12016501888B1 (fr)
PL (1) PL3094409T3 (fr)
UA (1) UA116593C2 (fr)
WO (1) WO2015144444A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3406356A1 (fr) * 2017-05-25 2018-11-28 Vermeer Manufacturing Company Agencement d'entrainement de rotation pour faire tourner un récipient

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3097979A1 (fr) * 2015-05-28 2016-11-30 ABB Technology AG Procédé permettant de déterminer un angle de levage et procédé de positionnement d'un broyeur
CN105478201B (zh) * 2015-12-24 2017-11-10 山东理工大学 推力电机式多仓管磨机胀肚检测装置及预胀肚调控方法
EP3453458A1 (fr) * 2017-09-06 2019-03-13 Siemens Aktiengesellschaft Procédé et dispositif de détachement d'une charge adhérant à la face intérieure d'un tube de broyage d'un broyeur tubulaire
KR102005889B1 (ko) * 2018-11-08 2019-08-01 김형우 볼밀 회전드럼
KR102173219B1 (ko) * 2019-02-07 2020-11-03 주식회사 에코비젼21 주물사 분리장치의 라이너 회전속도 제어 방법 및 회전속도 제어 구조
CN111359729B (zh) * 2020-03-17 2021-06-18 中信重工机械股份有限公司 一种磨机物料板结检测系统
CN112090521B (zh) * 2020-09-25 2021-12-31 淄博鲁兴铝基新材料有限公司 一种纳米材料制备用球磨机
TW202228847A (zh) * 2020-10-09 2022-08-01 日商三菱綜合材料股份有限公司 旋轉裝置以及微粒子製作方法
CN117396276A (zh) * 2022-03-30 2024-01-12 东芝三菱电机产业系统株式会社 检测装置以及检测系统

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005092508A1 (fr) 2004-03-25 2005-10-06 Siemens Aktiengesellschaft Procede, dispositif de commande et dispositif d'entrainement pour detacher une charge collant a la paroi interne d'un tube broyeur
DE102011004416A1 (de) * 2011-02-18 2012-08-23 Siemens Aktiengesellschaft Antriebssystem für eine Kugelmühle und Verfahren zum Betreiben einer Kugelmühle
EP2525914B1 (fr) 2010-01-21 2013-05-29 ABB Schweiz AG Procédé et appareil pour détacher une charge collée dans un broyeur à tambour

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3944189A (en) * 1973-11-28 1976-03-16 Albert Singleton Door opening and closing apparatus for tumbling barrel
JPS5345783A (en) * 1976-10-06 1978-04-24 Kawasaki Heavy Ind Ltd Method for assembling rotary cylinder supported by bearings at both ends thereof
JPH02245249A (ja) 1989-03-17 1990-10-01 Agency Of Ind Science & Technol 多軸傾斜軸ボールミル
JP3155803B2 (ja) * 1992-02-06 2001-04-16 バブコック日立株式会社 湿式ミルの運転方法
JP2604297B2 (ja) 1992-03-26 1997-04-30 新和プラント機工株式会社 破砕装置
JP2837791B2 (ja) * 1993-05-18 1998-12-16 杉山重工株式会社 円錐型ボールミル
JP3165565B2 (ja) * 1993-08-20 2001-05-14 三菱重工業株式会社 横型乾式ミルの付着粉体除去方法
CN2198974Y (zh) 1994-08-13 1995-05-31 刘邦沐 油压传动式球磨机
JPH08131858A (ja) 1994-11-07 1996-05-28 Mitsubishi Heavy Ind Ltd 横型超微粉砕ミルの再起動運転方法及び横型超微粉砕ミル
CN2254378Y (zh) 1996-03-19 1997-05-21 济南重机集团公司 新型球磨机慢速传动装置
DE10123821A1 (de) 2000-06-02 2001-12-20 Ibm Geschaltete Ethernet-Netzwerke
US7017841B2 (en) * 2001-09-17 2006-03-28 Ehrenfried Albert Tirschler Angle-based method and device for protecting a rotating component
JP2005111401A (ja) * 2003-10-09 2005-04-28 Earth Technica:Kk 粉体処理装置
CN2803664Y (zh) 2005-07-20 2006-08-09 郑州豫兴氮氧结合耐火材料有限公司 自动拨转连续挤球装置
US8020792B2 (en) * 2005-12-27 2011-09-20 Metso Minerals Industries, Inc. Locked charge detector
JP2008022075A (ja) 2006-07-10 2008-01-31 Yamaha Corp レイヤ２スイッチおよびネットワーク監視システム
US9025533B1 (en) 2014-09-29 2015-05-05 RG Nets, Inc. System and method for dynamic VLAN assignment

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005092508A1 (fr) 2004-03-25 2005-10-06 Siemens Aktiengesellschaft Procede, dispositif de commande et dispositif d'entrainement pour detacher une charge collant a la paroi interne d'un tube broyeur
EP2525914B1 (fr) 2010-01-21 2013-05-29 ABB Schweiz AG Procédé et appareil pour détacher une charge collée dans un broyeur à tambour
DE102011004416A1 (de) * 2011-02-18 2012-08-23 Siemens Aktiengesellschaft Antriebssystem für eine Kugelmühle und Verfahren zum Betreiben einer Kugelmühle

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3406356A1 (fr) * 2017-05-25 2018-11-28 Vermeer Manufacturing Company Agencement d'entrainement de rotation pour faire tourner un récipient

Also Published As

Publication number Publication date
EA031784B1 (ru) 2019-02-28
CN106102919A (zh) 2016-11-09
MY179891A (en) 2020-11-18
PH12016501888A1 (en) 2016-12-19
AU2015238729A1 (en) 2016-09-29
MX2016012239A (es) 2017-01-19
EA201691905A1 (ru) 2016-12-30
CN106102919B (zh) 2019-05-10
JP2017513694A (ja) 2017-06-01
KR101835256B1 (ko) 2018-03-06
PL3094409T3 (pl) 2018-08-31
NO3094409T3 (fr) 2018-08-04
JP6362708B2 (ja) 2018-07-25
AU2015238729B2 (en) 2017-07-20
CU24447B1 (es) 2019-10-04
CL2016002253A1 (es) 2016-12-30
AR099809A1 (es) 2016-08-17
US10543490B2 (en) 2020-01-28
CA2943579A1 (fr) 2015-10-01
CU20160126A7 (es) 2017-05-10
PH12016501888B1 (en) 2016-12-19
EP3094409A1 (fr) 2016-11-23
US20180169663A1 (en) 2018-06-21
KR20160134809A (ko) 2016-11-23
PE20161162A1 (es) 2016-11-23
UA116593C2 (uk) 2018-04-10
WO2015144444A1 (fr) 2015-10-01
CA2943579C (fr) 2018-12-04
EP3094409B1 (fr) 2018-03-07

Similar Documents

Publication Publication Date Title
EP3094409B1 (fr) Détachement d'une charge adhérant à la paroi intérieure d'un tube broyeur
EP1735099B1 (fr) Procede, dispositif de commande et dispositif d'entrainement pour detacher une charge collant a la paroi interne d'un tube broyeur
EP2479428B1 (fr) Eolienne avec un dispositif de freinage et procédé de freinage ainsi que l'utilisation du dispositif de freinage
EP2887535B1 (fr) Système d'entraînement et de commande pour portes relevables
EP2315943B1 (fr) Dispositif de réglage destiné à régler la position angulaire du rotor d'une installation éolienne
DE3404018C2 (fr)
DE1506497B2 (de) Vorrichtung zum drehen einer frei drehbar aufgehaengten last
DE102012223866A1 (de) Einrichtung zum Vermeiden des Rollens für ein ein elektrisches Antriebssystem umfassendes Kraftfahrzeug auf einer geneigten Fläche
EP2389509A2 (fr) Installation de production d'énergie stationnaire dotée d'un dispositif de freinage
EP2699355B1 (fr) Centrifugeuse et procédé pour contrôler un couple
DE102006028671A1 (de) Geregelte Rotorbremse
DE102010013095A1 (de) Pelletiereinrichtung
DE102013112967A1 (de) Verfahren zum Steuern eines Verbrennungsmotors
EP3124342B1 (fr) Procede de commande d'un ou plusieurs freins d'un vehicule
DE102015121347B4 (de) Radbremsrekuperationssystem
EP2334506B1 (fr) Procédé de fonctionnement d'un système d'entraînement comprenant un essieu à entraînement électrique
EP2981716B1 (fr) Procédé et dispositif permettant de coupler et/ou de découpler un entraînement auxiliaire de transmission, éolienne
DE102010009857A1 (de) Verfahren zum Abbremsen einer Windenergieanlage und Abbremsvorrichtung zur Durchführung des Verfahrens
DE102020124135A1 (de) Verfahren und Vorrichtung zum Steuern eines Bremsvorgangs in einem Antriebsstrang
EP3847123A1 (fr) Grue et procédé de mise en girouette d'une telle grue
DE102013001838A1 (de) Verfahren zum Schließen einer Überbrückuckungskupplung
DE102008022416A1 (de) Beschleunigungsmessung an einer Aufzugseinrichtung
DE19946856A1 (de) Verfahren zum Ansteuern eines Antriebssystems eines Fahrzeugs und Antriebssystem
DE102004062515A1 (de) Systemanordnung eines Hubwerkes, insbesondere für einen Containerkran zum Heben von Lasten und Verfahren zum Betrieb der Systemanordnung
DE102012015010A1 (de) Verfahren zur Steuerung eines elektromechanischenKupplungssystems in einem Kraftfahrzeug

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20160331