HEAT TECHNOLOGIES, INC. Atlanta, GA. Presentation ERA Annual Conference Mainz 1. October 2013

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1 HEAT TECHNOLOGIES, INC. Atlanta, GA Represented in Europe by Heimann GmbH, Hamm Presentation ERA Annual Conference Mainz 1. October 2013 Dr.-Ing. Rolf Niepmann 1 1 Copyright Heat Technologies, Inc All Rights Reserved

3 Air Temperature T1=T2 Amount of Air M1=M2 Acoustic Air Distance from the Material L1=L2 Geometry of The Jet The Same Steady State Air Pulsations increase heat transfer Pulsations increase mass transfer 3 3 Copyright Heat Technologies, Inc All Rights Reserved

Photo of a single drying station for 26 (0.66 m) wide web.

5 Technology Advantages: Advanced Heat and Mass Transfer Rates (2-4 times faster)= Increased Line Speed Less energy required (50-75% less energy) Less plant air (1/3 to ½ when compared with standard systems) Comparable or lower process air temperature (statistically 75 F/ 40 K lower) Low in maintenance Less scrap material Shorter footprint (4 times shorter) 5 5 Copyright Heat Technologies, Inc All Rights Reserved

7 Goal replace existing dryer system Water based coating, 100% coverage, 20 g/m² of water (10% solids) to be removed at line speed of 75 m/min, 0.66 m web width, 8 slots Dryer Length Line Speed Current System 3 stations, total of 7.30 m 75 m/min Acoustic System 0.43 m 75 m/min Installed power 35 kw blower, 60 kw heater Extremely smaller foot print 7 7 Copyright Heat Technologies, Inc All Rights Reserved

9 Goal reduce of energy consumption Water based coating 18 g/m² dry weight, 48% solids, 0.6 m web width Current System IR Acoustic System Dryer Length Line Speed Energy Consumption 4 stations 620 m/min) 107 kw Total of 2.40 m 3 stations Total of 0,87 m 650 m/min) 57 kw Increase in speed Decrease in energy consumption by 47% 9 9 Copyright Heat Technologies, Inc All Rights Reserved

10 Goal boost line speed to maximum of press; reduce energy Pattern Water Based Adhesive g/m 2 dry weight; 40% solids; IR station + traditional dryer Dryer Length Current System 30 ft (9 m) Acoustic System Add On 24 (0.6 m) Power (installed) 75 kw (IR) +576 kw 40 kw (US) +576 kw Line Speed 500 fpm (150 m/min) 650 fpm (200 m/min) Increase in speed (30%) Elimination of IR system (20% energy reduction) Improved finished properties of material 10 Copyright Heat Technologies, Inc All Rights Reserved

11 Goal recover one color deck on press Moisture Control, Paper Tempering 5-7% residual moisture reduced by 50% Dryer Length Line Speed Current System Entire color station 500 fpm (150 m/min) Acoustic System 16 (0.4 m) 1,000 fpm (300 m/min) Increase in speed (100%) Restore press to full color station capability Moisture control achieved at 3% constant 11 Copyright Heat Technologies, Inc All Rights Reserved

13 Goal increase line speed of the press from 800 to 1200 fpm, COLD SEAL : 4 lb/ream (6.2g/m 2 ) dry weight 35% solids 70 (1.80 m) web wide Rotogravure Press Dryer Length Line Speed Current System Entire color station 800 fpm (270 m/min) Acoustic System Add -One 24 (0.61 m) 1,200 fpm (365 m/min) Increase in speed (50%) Copyright Heat Technologies, Inc All Rights Reserved 13 13

14 Goal - increase line speed of the press 70 (1.80 m) wide rotogravure press, water based inks, 6 g/m² dry weight, 30% solids 100% coverage Current System Acoustic System Add On Dryer Length 50 ft 17 m 24 in 0.6 m Power (installed) Increase in speed (50%) With 20% energy Improved finished properties of material Line Speed 586 kw 300 fpm (100 m/min) 115 kw 450 fpm (150 m/min) 14 Copyright Heat Technologies, Inc All Rights Reserved

The acoustic dryer section consists of the following: Control panel Electric Heater

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