Plant Equipment and Hire February 2019 | Page 31

NEW EQUIPMENT processes. “It allows for automated Marius Klue, Actop Asphalt maintenance heat aggregates. The intelligent heat control — without operator interference manager, says, “The focus is on ‘safe’, exchange system means automatic — of the burner flame and other and the plant ticks all the boxes on a control of the dryer spin speed, components,” says Du Toit. number of technical safety features to which results in the maximum heat Kukard adds, “The EasyControl system ensure consistency in quality and to exchange between the aggregates is an innovative improvement on the maintain a high standard.” Operation and fuel gases. previous model, and a big step forward. safety features ensure protection of It allows the plant to run a lot more mobile parts and includes emergency a total-air burner, which makes it automatically compared to previous and interlocking systems. “The chances hugely efficient,” says Schulenburg. plants, which were very manual. Before, of damaging the baghouse are practically Klue concurs and explains that the you had to continuously inspect the non-existent, for example,” says Klue. intelligent exhaust system ensures plant to ensure that the burners were at “And if one of the bins had to run empty, perfect combustion regardless of the right temperatures and that feeding the plant will switch itself off.” the production rate, and the burner “The new-generation burner is was happening at the right place and Kukard says it is better for the time. Now, you literally insert the day’s environment, too. “It’s a very harsh airflow used for combustion. There barometers, and the rest is automatic. environment, and gases released into is control of the exact amount of air The temperatures that are going the atmosphere during the production required for burning, which results through the baghouse are controlled process need to be controlled. The in lower fuel consumption, and the automatically by the system.” temperature going into the baghouse automatic control of the burner has to be just right; too hot and the according to the need to heat the regulates the temperature,” explains bags get burnt and there’s the danger materials (closed-loop system) is Schulenburg. The ‘Thermal Insulation’ of associated gas emissions. If the seamless. “The iNOVA is definitely technology avoids thermal energy temperature’s not high enough, this more fuel efficient and economical. dissipation of the dryer drum and results in moisture, which turns into I’d say there’s a saving of around 25% ensures rapid stabilisation and water and this starts carving up the bags. on fuel,” adds Du Toit. uniformity of temperature inside the Before, the operator had to manually dryer. “If the temperature is too high, ensure that the right temperatures were plants on the market, the innovation the system automatically speeds up going to the baghouse.” of the Ciber iNOVA 2000 means that “The system automatically the drum to create a curtain for falling system ensures optimisation of With the most compact line of asphalt maximum productivity has become material and less heat is generated,” Fuel efficiency says Schulenburg. “If the temperature The iNOVA line features unique projects — and at the core is higher is too low, the system slows down the technologies that minimise the energy quality, lower environmental impact, and drum so that more heat is generated.” consumption needed to dry and lower overall operational costs. ■ www.plantonline.co.za a constant, regardless of inputs and FEBRUARY 2019 29