Optimization of Biohydrogen Production with Biomechatronics

Figure 3

Experimental structure: 1: ultrasonic pulser, 2: reactor, 3: thermostatic bath, 4: thermostat, 5: flowmeter, 6: video camera, 7: computer, 8: sampling tube, 9: gas tube, 10: stirrer, 11: stirring stone, and 12: ultrasonic transducer.