Analysis of Thermal Comfort under Different Exercise Modes in Winter in Universities in Severe Cold Regions
Abstract
:1. Introduction
2. Research Methods
2.1. Overview of the Study Population
2.2. Data Collection
2.3. Questionnaire Survey Design
2.4. Activity Level Calculation
3. Analysis of Measurement and Questionnaire Results
3.1. Thermal Sensation Statistics
3.2. The Relationship between Exercise Volume and Thermal Comfort
3.3. Correlation between Physiologically Equivalent Temperature and Mean Thermal Sensory Vote
3.4. Relationship between Place of Origin and Thermal Comfort
3.5. Correlation between Outdoor Activity Time and Thermal Comfort
3.6. Thermal Sensory and Microclimate Factor Models of Different Exercise Modes
4. Discussion
5. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
References
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Ta (°C) | RH (%) | Va (m/s) | Tg (°C) | G (w/m2) | ||
---|---|---|---|---|---|---|
Winter | Average Value | −17.02 | 53.78 | 1.03 | −15.86 | 555.1 |
Maximum Value | −11.33 | 65.90 | 3.02 | −5.85 | 276.3 | |
Minimum Value | −21.38 | 38.23 | 0.12 | −21.69 | 0 |
Name and Model | Measuring Range | Accuracy | Sampling Period |
---|---|---|---|
BES-01 temperature data collection and record instrument | Temperature: −30–50 °C | ±0.5 °C | 10 s to 24 h |
BES-02 humiture collection and record instrument | Temperature: −30–50 °C Relative humidity: 0–99% | ±0.5 °C ±3% | 10 s to 24 h |
YK-2005AH handheld small hot wire anemometer | Wind speed: 0. 4–40 m/s Temperature: −29–+70 °C | ±0.1 m/s ±1.0 °C | 2 s to 12 h |
SM206 solar radiation tester | 0.1~1999.9 w/m2 | ±10 w/m2 | 2.5 n/s |
Basic Information Situation (Please Tick or Fill in the Appropriate Item) | |||||
---|---|---|---|---|---|
Date | Time | Measuring Site | |||
Sex | □ Male □ Female | Age | Original residence | ||
Height | □ 155~160 cm □ 161~170 cm □ 171~180 cm □ ≥181 cm | ||||
Weight | □ <45 kg □ 46~60 kg □ 61~70 kg □ ≥71 kg | ||||
Behavioral pattern | □ Sitting □ Standing □ Walking □ Running | ||||
Outdoor time slot | 8:00–9:00 □ 9:00–10:00 □ 10:00–11:00 □ 11:00–12:00 □ 12:00–13:00 □ 13:00–14:00 □ 14:00–15:00 □ 15:00–16:00 □ 16:00–17:00 □ 17:00–18:00 □ 18:00–19:00 □ | ||||
Outdoor dwelling time | □ ≤5 min □ 5~30 min □ 30 min~1 h □ 1 h~2 h □ 2~3 h □ ≥3 h | ||||
Top | □ Coat (thin/thick) □ T-shirt □ Shirt □ Thermal clothing □ Dress □ Sweater □ Thin coat □ Thick coat □ Down jacket □ Cotton jacket □ Thin down vest □ Thick down vest | ||||
Bottoms | □ Shorts/Skirts □ Trousers/Skirts □ Warm trousers □ Long Johns □ Cotton trousers | ||||
Shoes | □ Sandals □ Sports shoes □ Leather shoes □ Cotton shoes □ Cloth shoes | ||||
Hat | Yes □ No □ |
1. Your current level of thermal comfort rating (TCV) | ||||||||||||
1 | 2 | 3 | 4 | 5 | ||||||||
Comfortable | Slightly uncomfortable | Uncomfortable | Very uncomfortable | Intolerable | ||||||||
2. Your current thermal sensation rating (TSV) | ||||||||||||
−3 | −2 | −1 | 0 | 1 | 2 | 3 | ||||||
Very cold | Cold | Slightly cold | Moderate | Slightly warm | Warm | Hot | ||||||
3. Evaluation of environmental parameters | ||||||||||||
Scale | −3 | −2 | −1 | 0 | 1 | 2 | 3 | |||||
Temperature | Very low | Low | Slightly low | Moderate | Slightly high | High | Very high | |||||
Wind speed | Very low | Low | Slightly low | Moderate | Slightly high | High | Very high | |||||
Humidity | Very humid | Humid | Slightly humid | Moderate | Slightly dry | Dry | Very dry | |||||
Sunlight | Very weak | Weak | Slightly weak | Moderate | Slightly strong | Strong | Very strong | |||||
Motion State | Skating | Running | Walking | Standing |
---|---|---|---|---|
PET neutral temperature | 3 °C | 6 °C | 9 °C | 14 °C |
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Qiao, L.; Yan, X. Analysis of Thermal Comfort under Different Exercise Modes in Winter in Universities in Severe Cold Regions. Sustainability 2022, 14, 15796. https://doi.org/10.3390/su142315796
Qiao L, Yan X. Analysis of Thermal Comfort under Different Exercise Modes in Winter in Universities in Severe Cold Regions. Sustainability. 2022; 14(23):15796. https://doi.org/10.3390/su142315796
Chicago/Turabian StyleQiao, Liang, and Xinling Yan. 2022. "Analysis of Thermal Comfort under Different Exercise Modes in Winter in Universities in Severe Cold Regions" Sustainability 14, no. 23: 15796. https://doi.org/10.3390/su142315796