Control architecture
Definition of the thermal and microvalve control architecture, considering the interfaces between the electronic board, software and machine equipment.
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Case study · Biomedical
3D bioprinting head control
Controlling the thermal systems and microvalves of a bioprinter.
STM32FreeRTOSPID controlPeltierPT100
The context
Definition and design of Peltier and microvalve control architecture for robotic 3D bioprinting of human tissue.
COVATECH’s contribution
Practical engineering,
at every level of the project.
Embedded software & control
STM32 / FreeRTOS software development and reliability improvements. Hot/cold PID control of Peltier modules associated with microvalve heads.
Acquisition and peripherals
Control of fans, UV LEDs and DACs. PT100 sensor acquisition for temperature measurement.
Testing & validation
Testing and validation on prototypes and bioprinting machines.
Work & feedback
What this work contributed.
Control architecture, improved embedded software reliability and validation on prototypes and machines.
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