ArticleSensors (Basel, Switzerland)2022
High-Speed and High-Temperature Calorimetric Solid-State Thermal Mass Flow Sensor for Aerospace Application: A Sensitivity Analysis.
Article in Sensors (Basel, Switzerland), 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.
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Who cites it
6 citing papers in PubMed.
- Array-Based CTD Thermal Sensing for Low-Flow Downhole Applications with Dual-Mode Compensation.Sensors (Basel, Switzerland) · 2026Article
- Thermal Gas Flow Sensor Using SiGe HBT Oscillators Based on GaN/Si SAW Resonators.Micromachines · 2025Article
- Bio-inspired artificial hair flow sensors: a comprehensive review of design, fabrication, enhancements, and applications.Microsystems & nanoengineering · 2025Review
- Structural Design of Dual-Type Thin-Film Thermopiles and Their Heat Flow Sensitivity Performance.Micromachines · 2023Article
- Multifunctional Integration of Optical Fibers and Nanomaterials for Aircraft Systems.Materials (Basel, Switzerland) · 2023Review
- Article
Corrections and comments
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Authors and funding
4 authors.
Funding
No grant is acknowledged in the PubMed record.
Abstract
A high-speed and high-temperature calorimetric solid-state thermal mass flow sensor (TMFS) design was proposed and its sensitivity to temperature and airflow speed were numerically assessed. The sensor operates at 573.15 Kelvin (300 °C), measuring speeds up to 265 m/s, and is customized to be a transducer for an aircraft Air Data System (ADS). The aim was to enhance the system reliability against ice accretion on pitot tubes' pressure intakes, which causes the system to be inoperative and the aircraft to lose protections that ensure its safe operation. In this paper, the authors assess how the distance between heater and thermal sensors affects the overall TMFS sensitivity and how it can benefit from the inclusion of a thermal barrier between these elements. The results show that, by increasing the distance between the heater and temperature sensors from 0.1 to 0.6 mm, the sensitivity to temperature variation is improved by up to 80%, and that to airspeed variation is improved by up to 100%. In addition, adding a thermal barrier made of Parylene-N improves it even further, by nearly 6 times, for both temperature and air speed variations.
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Registered trials
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