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JP04346847 |
PURPOSE: To automatically set the journal hydraulic pressure matching the kind of coal without the intervention of an operator. CONSTITUTION: The controller for a coal mill journal hydraulic pressure of a coal feed program system is form...
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JP04341353 |
PURPOSE: To discover the clogging of a mesh plate at an early stage, in finely pulverizing particles in a slurry by supplying the slurry and dilution water to a wet tube mill by controlling the concn. of the slurry on the basis of the sl...
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JP04338244 |
PURPOSE: To present an efficient grinding method by the use of a vertical roller mill and to provide the vertical roller mill which makes the grinding method possible and has less vibration. CONSTITUTION: The grinding device is constitut...
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JP04334563 |
PURPOSE: To reduce delay is responsiveness to variations in the load on a control device for the amt. of coal fed from a coal mill in a coal-fired boiler. CONSTITUTION: A control device for the amt. of coal fed from a coal mill which com...
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JP04317748 |
PURPOSE: To provide a crusher capable of changing safely and simply the set value of a crushing part by remote control without damaging equipment under operation. CONSTITUTION: Plural driving bars 42 are installed on the peripheral surfa...
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JP04310243 |
PURPOSE: To control a set value constant and to make uniformize a product size by installing a control panel on which a programmable operation display transmitting an actuation command to an oil pressure unit and a sequential controller ...
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JP04293559 |
PURPOSE: To lessen the pulverization fluctuation of a mill and improve the pulverizing power by making a speed setting circuit of a raw material supplying apparatus able to set the speed in at least three levels, and making the setting s...
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JP04284857 |
PURPOSE: To prevent a roller mill from damage of the system and devices thereof or the noise by an extraneous vibration. CONSTITUTION: A roller mill comprises a grinding table 9 rotated by a motor 21 via a speed reducer 22 on a horizonta...
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JP04281859 |
PURPOSE: To eliminate an individual difference based on a supervisor for judgment of a retaining status of refuse and to release the supervisor from overlaboring for always necessitating supervisory. CONSTITUTION: The area occupied by re...
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JP04277038 |
PURPOSE: To prevent the vibration of a mill by reducing the grinding load due to pressing force at the time of the treatment of residual coal of the mill. CONSTITUTION: A pressurized fluid is supplied to a pressure cylinder from the accu...
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JP04277043 |
PURPOSE: To prevent detention of refuse in the inlet of a refuse shredding apparatus automatically by receiving a signal of the refuse detention by a detention time determining flag, operating a hydraulic cylinder when an idling automati...
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JP04277044 |
PURPOSE: To automatically carry out refuse detention preventing operation of a refuse shredding apparatus by driving a pushing apparatus to push refuse when refuse does not run idle and driving a hydraulic cylinder operating apparatus to...
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JP04260457 |
PURPOSE: To avoid troubles by efficiently supplying garbage and always holding the compressive force of a compression feeder to a proper value. CONSTITUTION: The peripheral speed of a compression feeder 2 supplying garbage on the basis o...
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JP04247245 |
PURPOSE: To optimize the pressing force of the roller of a vertical mill at all times so that the thickness of the coal bed is confined within the set limits even when the kind of coal and the pulverization degree are changed. CONSTITUTI...
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JP04247246 |
PURPOSE: To optimize the pressing force of the roller of a vertical mill at all times so that the differential pressure of the mill is kept within the set limits even when the kind of coal and the pulverization degree are changed. CONSTI...
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JP04247247 |
PURPOSE: To optimize the pressing force of a roller at all times by obtaining a corrected pressing force signal from the HGI showing the hardness, etc., of the raw coal to be pulverized and the moisture content of the raw coal, obtaining...
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JP04244246 |
PURPOSE: To provide a roller mill apparatus reduced in the fluctuation of outlet temp. generated when the supply amount of an object to be ground to a roller mill is changed. CONSTITUTION: In a roller mill equipped with the table 11 rota...
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JP04244247 |
PURPOSE: To perform safe operation by reducing vibration even when the supply amount of an object to be ground is little and to enhance the response of the amount of a product at the time of a sudden change in the supply amount. CONSTITU...
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JP04235758 |
PURPOSE: To ensure the efficient and smooth operation of a whole grain plant by controlling the clearance, load factor and raw material feed amount of a crusher totally in stages before and immediately after the operation start of the wh...
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JP04225852 |
PURPOSE: To save man power for control of the trash crusher by subtracting the background picture from the picture of the feeder part, discriminating the stagnation of the trash and detecting the trash stagnation by further seeking the r...
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JP04222647 |
PURPOSE: To automatically operate a trash crusher by automatically eliminating the stagnation of trash in the trash crusher. CONSTITUTION: A stagnation detector 1 detecting the stagnation of the trash of a trash crusher, a stagnation num...
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JP04210248 |
PURPOSE: To increase a controllable coal feed rate value by reducing an angle of a guide vane of a separator in a low feed rate region of coal feed rate in a coal mill equipment having the separator. CONSTITUTION: In a low feed rate regi...
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JP04210258 |
PURPOSE: To supply a material to a crushing plant under optimum conditions by detecting the amt. of material being crushed in a crusher and the loads of the fine ore conveyor, crusher and crushed product conveyor, and controlling the mat...
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JP04166244 |
PURPOSE: To quicken the follow-up properties for the discharge amount of fine powder discharged from a roller mill and to enhance dynamic characteristics by increasing or decreasing and changing load of respective rollers in accordance w...
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JP04150955 |
PURPOSE: To automate the supply and discharge of a raw material by providing a product storage tank to a lower stage and providing a batchwise model rotary mill to a middle stage and providing a working vehicle and a raw material supply ...
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JP04145957 |
PURPOSE: To allow a coal pulverizer to correspond to both many kinds of coal and the rate of change in high load by comparing the detection value of mill differential pressure detected by a detection means of mill differential pressure w...
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JP04135658 |
PURPOSE: To contrive the automation of an operation of a litter pulverizer by providing a retention detecting means, a retention frequency deciding flag and a controller. CONSTITUTION: When this retention detector detects the retention o...
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JP04135657 |
PURPOSE: To obtain the automation of detecting the retention of the litter pulverizer by A/D converting an image photographed with an image photographic device and further converting it into a binary image to obtain the difference of an ...
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JP04110052 |
PURPOSE: To completely automate operation by equipping a photographing means for photographing the inlet of waste in a crushing part, an image processing means for obtaining the feature amount of waste and a controlling arithmetic means....
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JP04094744 |
PURPOSE: To adjust a capacity without imparting large change to the size distribution of a pulverized product by disposing a gap sensor measuring respective clearances of right and left edges of the rolls on the casing of a roll press an...
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JP04094750 |
PURPOSE: To automatically decide whether the biting state of refuse in a compression feeder is normal or abnormal and to reduce operation burden of an operator by equipping an image pickup device photographing refuse in the compression f...
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JP04094752 |
PURPOSE: To operate the stepwise switching of the milling speed of coal within the short interval of time by controlling the speed of a rotary separator attached in a coal mill, thereby changing a circulation flow rate circulating in the...
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JP04094751 |
PURPOSE: To prevent the increase of a vibration transiently by enlarging the controllable flow rate range of coal by controlling the range of the speed of the rotary separator so as to be increased in the range of low flow rate of the ch...
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JP04091392 |
PURPOSE: To eliminate work for removing foreign matters so as to improve work efficiency by detecting a blockage condition of the foreign matters between a blade plate and a wall plate, and further repeatedly reciprocation-rotating a cen...
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JP04083541 |
PURPOSE: To shorten the time required in the stopping of a mill while securing safety by providing a process stopping the supply of coal to a casing due to a coal feeder, a process gradually lowering the number of rotations of a rotary c...
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JP04083542 |
PURPOSE: To accurately secure the feed amount of coal at the stop time of a coal mill while securing safety by performing operation stopping a coal feeder by the stop command of the coal mill and adding attenuation level data to the unit...
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JP04029761 |
PURPOSE: To hold the stable and perfect combustion in a burner by detecting or calculating the temp. of air at the outlet of a coal pulverizer, the flow velocity in a powdered coal pipe, the loss of the air volume (difference pressure) i...
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JP04016249 |
PURPOSE: To prevent the increase of a power unit caused by the lowering of grinding efficiency and to continue stable operation by rapidly returning a vibration level to a stable level when the vibration level reaches an increase level f...
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JP03275152 |
PURPOSE: To definitely detect the origin of abnormality by providing a position detector for detecting the abnormal variations in the distance between the set positions of the grinding ring and grinding roller and furnishing an alarm or ...
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JP03254841 |
PURPOSE: To contrive a continuous operation for many hours by a method wherein a roller pressing force at a partial load is adjusted in order that the radio of the roller pressing force to the feed speed of the material to be crushed at ...
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JP03236407 |
PURPOSE: To stably manufacture reduced iron powder for powder metallurgy having uniform apparent density and particle shape by adjusting raw material quantity charged into a pulverizing machine and plus sieve quantity so that the apparen...
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JP03232545 |
PURPOSE: To eliminate the waste of driving power consumption by providing a crushing means, sensors for detecting clinker, and a means for increasing the rotating speed of rotational driving in accordance with the signals generated by de...
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JP03232544 |
PURPOSE: To lower vibration value by freely rotatably arranging an auxiliary roller on the upper face of the outer circumferential part of a rotary table between the grinding rollers and also providing a pressing means for pressing the a...
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JP03186362 |
PURPOSE: To perform the control corresponding to the actual grinding state of a grinder by controlling the operation state of the grinder by comparing the reference acoustic characteristic generated when the grinder is in a required oper...
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JP03174259 |
PURPOSE: To continuously perform stable operation by providing a vibrometer on the outer surface of the casing of a vertical grinding machine and connecting a controlling means which gives the input signals of progressing and recessing a...
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JP03170605 |
PURPOSE: To efficiently and finely pulverize sponge iron to be a stable apparent density by supplying the sponge iron into a pulverizer, finely pulverizing, screening and adjusting a supplying quantity of sponge iron so that load current...
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JP03151063 |
PURPOSE: To allow the stability of the product quality by constituting the above machine in such a manner that the height of a dam ring and the tensing pressure of hydraulic cylinders for tensing can be changed when the degree of powder ...
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JP03143557 |
PURPOSE: To produce powder having stable grain sizes by executing the revolution control of a motor of a supplying machine, the regulation of grinding pressure by a grinding pressure regulator and the opening and closing adjustment of da...
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JP03143552 |
PURPOSE: To reduce the inertia revolution of the shredding mechanism connected with an electromotor by applying DC to the winding of the electromotor through a brake circuit for a specified period after the arrival of the signal of stopp...
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JP03135449 |
PURPOSE: To reduce excessive vibration value and to prevent damage and accident of an equipment and to continuously and stably operate the grinder for a long period by providing a scraper which can be upward and downward moved to the bit...
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