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首頁 > 新聞中心 > 高低溫試驗(yàn)箱標(biāo)準(zhǔn)氣候環(huán)境試驗(yàn)設(shè)備術(shù)語(下節(jié))
高低溫試驗(yàn)箱標(biāo)準(zhǔn)氣候環(huán)境試驗(yàn)設(shè)備術(shù)語(下節(jié)) |
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時(shí)間:2013/11/24 9:38:57 |
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氣壓偏差(air pressure deviation):試驗(yàn)箱穩(wěn)定狀態(tài)下,工作空間測(cè)量點(diǎn)在規(guī)定時(shí)間內(nèi)實(shí)測(cè)高氣壓和低氣壓與標(biāo)稱氣壓的上下偏差;
氣壓變化速率(air pressure variation rate):高低溫試驗(yàn)箱工作空間測(cè)量點(diǎn)測(cè)得的兩個(gè)規(guī)定氣壓之間的轉(zhuǎn)變速率,用KPa/min表示;
溫度恢復(fù)時(shí)間(temperature recovery time):在規(guī)定的溫度下達(dá)到穩(wěn)定狀態(tài)后,工作空間溫度從置入負(fù)載起到恢復(fù)原穩(wěn)定狀態(tài)所需要的時(shí)間;
溫度過沖(temperature over):高低溫試驗(yàn)箱升溫或降溫至規(guī)定溫度時(shí),工作空間實(shí)際溫度超出規(guī)定溫度允許偏差范圍;
溫度過沖量(temperature overshoot):設(shè)備升溫或降溫至規(guī)定溫度時(shí),工作空間實(shí)際溫度超出規(guī)定溫度允許偏差范圍的量;
溫度過問恢復(fù)時(shí)間(recovery time of temperature over):溫度過沖超出規(guī)定溫度允許偏差范圍到開始穩(wěn)定在規(guī)定溫度允許偏差范圍的時(shí)間;
相對(duì)濕度過沖(relative humidity over):設(shè)備在加濕或減濕至規(guī)定相對(duì)濕度時(shí),工作空間實(shí)際相對(duì)濕度超出規(guī)定相對(duì)濕度允許偏差范圍;
相對(duì)濕度過沖量(relative humidity overshoot):設(shè)備在加濕或減濕到規(guī)定相對(duì)濕度時(shí),工作空間實(shí)際相對(duì)濕度超出規(guī)定相對(duì)濕度允許偏差范圍的量;
相對(duì)濕度過沖恢復(fù)時(shí)間(recovery time of relative humidity over):相對(duì)濕度過沖超出規(guī)定相對(duì)濕度允許偏差范圍到開始穩(wěn)定 在規(guī)定相對(duì)濕度允許偏差范圍的時(shí)間;
溫度指示誤差(temperature indication error):試驗(yàn)箱溫度指示值與工作空間實(shí)際溫度值之差;
相對(duì)濕度指示誤差(relative humidity indication error):高低溫試驗(yàn)箱相對(duì)濕度指示值與工作空間實(shí)際相對(duì)濕度值之差;
氣壓指示誤差(air pressure indication error):試驗(yàn)箱氣壓指示值與工作空間實(shí)際氣壓值之差;
鹽霧沉降率(salt fog sedimentation rate):高低溫試驗(yàn)箱工作空間的鹽霧在規(guī)定面積上單位時(shí)間的自由沉降量,用ML/(80cm2.h)表示。 |
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