Vertical Condensation

Location: MEL 2226
Contact: Professor Nenad Miljkovic

Peltier based thermal plate (cold stage)

Programmable precision temperature control from -30°C to 90°C

Low surface temperature gradients

Temperature Resolution: 0.01°C

Temperature Stability: ±0.05°C at 37°C

Temperature Uniformity: ±0.1°C per cm

Minimum Heating and Cooling Rate: ±0.1°C per hour

Maximum Heating Rate: +30°C per minute at 37°C

Temperature Control Method: PID with Linear Variable DC

Temperature Control Sensor: 100 Ω Platinum RTD

Surface Flatness: 15 µm at ambient temperature

Sample Area: 101 mm x 101 mm


Temperature controller for thermal plate

24 bit analog to digital converter

Dual PID outputs for precise heating and cooling

Includes WinTemp software for simple computer control and data handling

Up to 20 calibration points


Imaging: DSLR camera, Ring light, Microscope lens adapter, Objective lens


Instrumentation: Steam generator, Chiller (cooling water supply for thermal plate), Computer with data collecting software


Purpose: This vertical condensation setup test condensation behavior of various surfaces. Especially, high resolution imaging setup could resolve detailed droplet distribution on surfaces and monitor droplet shedding on surfaces.