At the end of the cooler, the clinker is discharged into the roll crusher and is broken to a size of less than 30mm before being transported to the storage facilities. Tendering main components preheater, cooler, filter. References include coolers with a capacity of tons per day, the three largest clinker coolers ever built each sized for a capacity of, tons per day and almost every size in between. In 2004, ikn installed a 4 roll crusher for petcoke crushing at lebec, usa. The forward movement of the grate is accomplished by a hydraulic or mechanical drive system in combination with the lps linear pendulum support. A cooling grate, for cooling and transporting of cement clinker having at. Clinker cooler with coanda wing technology more than 35 years of building clinker coolers and over 600 installations worldwide prove that the ikn cooler is at the forefront of technology. The ikn klds distributes the clinker evenly across the grate width and at the same time conditions the clinker bed for easy passage of air by lifting the fluidised fines to the bed surface. The coanda wing technology achieves the purging effect with minimum air flow and improved heat transfer between clinker and cooling air for maximum cooling and recuperation. Ikn clinker coolers have one movable row of coanda wing plates followed by two fixed rows. A new control strategy for ikntype coolers request pdf. Becase, your cooler is designed to cool and convey clinker of granular size mm. Typical heat savings of 20 to 100 kcalkg depending on current cooler performance have been achieved. Ikn cooler pdf in contrast, ikn supplied a small cooler to a customer in spain.
As usual, the kiln hood and cooler housing is designed for lowest dust recirculation and hence clear flame. Since it will remain a backward running cooler which has to fit underneath the existing kiln piers, the space. Clinker cooling in the course of time klinkerkuhlung im. The resultant clinker bed is characterised by its low resistance to the passage of cooling air. Energy efficiency with ikn pendulum cooler knowledge exchange.
Ikn grate system horizontal air jets on the grate surface support the clinker transport, resulting in a reduction of movable rows. Zkg 10 2011 cooling takes place in the clinker bed. Within the framework of a modernization project at wossin gen cement works, a new preheater tower and clinker cooler was constructed without. From clinker cooler retrofits to kiln upgrades and complete greenfield pyro systems, ikn gmbh offers what is required to build and operate profitable cement plants. The projectscope of work process and design features.
As i,n, cds fan pressure is much lower and aeration stronger. The new clinker cooler will be single stage with a single hydraulic cylinder drive located under the ikn. Way more information than you ever wanted on how to fell a tree. Design and function competitive advantage ikn was awarded the contract to supply the three largest clinker coolers ever built, which reach capacities of,000 td. Ikn developed the patented linear pendulum suspension system to reduce the disadvantages of conventional coolers with roller supported movable frames. In contrast, ikn supplied a small cooler to a customer in spain.
The fixed inlet spreads the clinker over the entire width of the. Savings in power of india if all clinker is cooled by ikn 66 mw. The grate cooler has to provide just for a favourable air flow. Any way t he problem of snowman is due to high fuel input to the pryosystem. Dear, please send the kiln and cooler operation data along with kiln feed chemistry as well as clinker then it will be easy to answer your question. The heat recuperation and clinker cooling will be improved. The goal was to decrease clinker temperature and avoid clogging of grate slots. Ikn roll crushers can be used for other materials than clinker. Following the stationary inlet kids, the cooler is divided into separately aerated compartments. Cooling chambers of ikn pendulum coolers are free from any bearings, seals, hydraulic hoses, cylinders and lubrication. With this unique features at ikn pendulum cooler, finally, a system with partial recirculation was successfully installed at line 1.
The pendulum cooler is designed in close accordance with the cross flow principle. Request pdf a new control strategy for ikntype coolers this paper. Fortunately, there was penalty for too cold clinker temperature. Furthermore, the latest improvements and new developments shall be introduced to the plant personnel in order to keep the relevant plant equipment top performing and always up to date.