Particle Detecting Module With Humidity Control
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Solution Overview
Problem
Current gas detection systems are limited by their fixed-point nature, failing to provide real-time suspended particle monitoring anywhere and are prone to humidity interference, which affects detection accuracy due to water vapor's influence on particle size and light transmittance.
Innovation Solution
A portable particle detecting module with a main body divided into compartments, featuring a heater to maintain humidity at a standard level, an actuator for one-way gas flow, and a sensor for precise monitoring, allowing for the detection of suspended particles in various environments.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If gas detection is performed at fixed-points, then the gas information around the observation station can be measured, but the concentration of suspended particles cannot be monitored anytime and anywhere
Solution Approach 1:
The device is divided into functional compartments: a first compartment for gas intake and heating, a second compartment for particle detection, and a communication channel connecting them. This segmentation allows the device to maintain portability while isolating the detection environment from external interference, thereby preserving measurement precision.
Solution Approach 2:
A communication channel serves as an intermediary between the first compartment (gas intake) and the second compartment (detection chamber). This intermediary structure allows controlled transport of gas samples while isolating the sensitive detection environment, enabling portable operation without compromising detection accuracy.
2Productivity
If suspended particles are detected in high-humidity environments, then real-time monitoring can be achieved, but the particles are surrounded by water vapor increasing their volume and reducing light transmittance
Solution Approach 1:
The heater in the first compartment performs preliminary heating of the gas sample before it enters the detection chamber. This preliminary action removes excess moisture from the gas sample, preventing water vapor interference during the actual particle detection process, thereby maintaining both detection efficiency and accuracy.
Solution Approach 2:
The temperature parameter of the gas sample is changed by heating it in the first compartment before detection. This parameter change reduces the humidity of the gas sample, eliminating the harmful effect of water vapor on particle detection while maintaining the ability to detect particles in real-time.
3Measurement precision
If the gas sample is heated to maintain standard humidity levels, then detection accuracy is improved, but energy consumption increases
Solution Approach 1:
Heating is applied only to the gas sample in the first compartment, not to the entire device or detection chamber. This partial action approach removes sufficient moisture to improve detection accuracy while minimizing energy consumption compared to heating the entire system.
Solution Approach 2:
The heating function is localized to the first compartment, separating it from the detection chamber. This segmentation allows energy to be applied only where needed (for humidity control) without wasting energy heating the entire device, thus improving detection accuracy while controlling energy consumption.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Enhances detection efficiency and accuracy by maintaining humidity within a standard range, enabling real-time monitoring of suspended particles anywhere, while isolating interference and ensuring precise measurement of particle concentrations.
Implementation Method 1
the gas is heated in the first compartment, so that the gas in the first compartment can be maintained at a monitor standard level
Implementation Method 2
The resonance plate is actuated by the actuator to guide the gas
Data Source
AI summary
A particle detecting module includes a main body, a particle monitoring base, an actuator, a heater and a sensor. The main body has a first and a second compartment. The main body has an inlet, a hot gas exhausting opening and an outlet. The inlet and the hot gas exhausting opening are in fluid communication with the first compartment. The outlet is in fluid communication with the second compartment. A communicating opening is communicated with the first and the second compartment. The particle monitoring base is disposed between the first compartment and the supporting partition plate. The first compartment is heated to maintain a monitor standard level of humidity in the first compartment. The sensor is disposed adjacent to the supporting partition plate and located in a monitoring channel of the particle monitoring base, thereby monitoring the gas. The particle detecting module can be applied to a slim portable device.