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ab版tvoc传感器对比sgp30传感器数据失真 #8

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AbianTang opened this issue Jul 25, 2024 · 5 comments
Open

ab版tvoc传感器对比sgp30传感器数据失真 #8

AbianTang opened this issue Jul 25, 2024 · 5 comments

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@AbianTang
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截屏2024-07-25 20 39 14 截屏2024-07-25 20 39 10 同一个环境,大金tvoc数据数值很大,需要校准,请问如何进行校准
@AbianTang AbianTang changed the title ab版tvoc传感器对比spg30传感器数据失真 ab版tvoc传感器对比sgp30传感器数据失真 Jul 25, 2024
@yukunyi
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yukunyi commented Nov 4, 2024

我也是这样的

@louliangsheng
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通风都降低到最低,sgp30传感器需要温湿度校准,以及单位系数

@xunqing
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xunqing commented Nov 26, 2024

esphome自带的sgp库输出是ppb,需要换算成质量系数需要系数,在手册Total Volatile Organic Compounds (TVOC) and Indoor Air Quality (IAQ)里面有这么一段The mean molar mass of this mixture is 110 g/mol and hence, 1 ppb TVOC corresponds to 4.5 μg/m3.
姑且这么用了

@yukunyi
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yukunyi commented Nov 26, 2024

esphome自带的sgp库输出是ppb,需要换算成质量系数需要系数,在手册Total Volatile Organic Compounds (TVOC) and Indoor Air Quality (IAQ)里面有这么一段The mean molar mass of this mixture is 110 g/mol and hence, 1 ppb TVOC corresponds to 4.5 μg/m3. 姑且这么用了

求个配置~~

@xunqing
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xunqing commented Nov 26, 2024

esphome自带的sgp库输出是ppb,需要换算成质量系数需要系数,在手册Total Volatile Organic Compounds (TVOC) and Indoor Air Quality (IAQ)里面有这么一段The mean molar mass of this mixture is 110 g/mol and hence, 1 ppb TVOC corresponds to 4.5 μg/m3. 姑且这么用了

求个配置~~

大佬写的文件里有个倍数设置。

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