体感温度计算表

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温度传感器阻值温度对应表

温度传感器阻值温度对应表

|△R/R|≤±3% |△B/B|≤±1% |△R/R|≤±3% |△B/B|≤±1% |△R/R|≤±3% |△B/B|≤±1%在-30℃的空气中放置0.5小时,|△R/R|≤±3%2-1高温放置在105℃空气中放置1000小时2-2低温放置在-30℃空气中放置1000小时项目试验条件性能要求2-3高温高湿放置在60℃,95% RH条件下,放置1000小时2-4热冲击试验25℃放1分钟,再在105℃的空气中放置0.5小时,循环1000次|△B/B|≤±1%项目试验条件性能要求3-1引线强度引线上挂3kg重物并保持10秒钟3-2振动试验频率20-200Hz ,上下振动4小时,水平振动4小时3-3跌落试验从1米高自然落在30毫米厚的木地板上,共进行3次三.使用注意事项1)热敏电阻器长期连续工作所允许的温度范围为-30℃到+105℃。

尽可能避免负温度系数温度传感器周围环境温度急剧变化。

2-4热冲击试验传感器本体与引线无明显的损伤(开裂、脱落),电性能无异常情况2)通过负温度系数温度传感器的电流会引起元件自身发热而产生测量误差,因此请在选用前考虑到这一因素。

3)不要超出最大工作电流。

温度Temp (℃)Rmax R(t)Normal Rmin MAX(+)MIN(-)MAX(+)MIN(-)-20116.539106.73296.929.199.19 1.59 1.59-19110.231100.55291.4519.639.05 1.57 1.57-18103.74394.76986.3289.478.91 1.56 1.55-1797.67389.35381.5259.318.76 1.54 1.54-1691.9984.27877.0179.158.62 1.53 1.52-1586.66979.52172.7888.998.47 1.51 1.5-1481.68475.05968.8158.838.32 1.49 1.48-1377.01370.87365.0838.668.17 1.47 1.47-1272.63266.94361.5748.58.02 1.45 1.45-1168.52363.25258.2748.337.87 1.44 1.43-1064.66859.78455.1698.177.72 1.42 1.41-961.04856.52452.24687.57 1.4 1.39-857.64953.45849.4927.847.42 1.38 1.37-754.45650.57546.8997.677.27 1.35 1.35-651.45647.86244.4557.517.12 1.33 1.32-548.63645.30842.157.35 6.97 1.31 1.3-445.98442.90339.9777.18 6.82 1.29 1.28-343.4940.63837.9277.02 6.67 1.27 1.26-241.14438.50435.992 6.86 6.52 1.25 1.24-138.93536.49234.165 6.7 6.38 1.23 1.21036.85734.59632.44 6.53 6.23 1.21 1.19134.89832.80730.81 6.38 6.09 1.18 1.17233.05531.1229.2716.225.941.161.15阻值resistance(K Ω)阻值偏差%(resist.tol)温度偏差(temp.tol)℃331.31729.52827.815 6.06 5.8 1.14 1.12 429.68128.02626.44 5.9 5.66 1.12 1.1 528.13826.60825.14 5.75 5.52 1.1 1.08 626.68225.26823.909 5.6 5.38 1.07 1.06 725.3124.00322.745 5.45 5.24 1.05 1.03 824.01622.80821.644 5.3 5.1 1.03 1.01 922.79421.67820.601 5.15 4.97 1.010.99 1021.64120.6119.6145 4.830.990.97 1120.55319.60118.68 4.86 4.70.960.94 1219.52518.64617.794 4.71 4.570.940.92 1318.55417.74316.955 4.57 4.440.920.9 1417.63616.88816.16 4.43 4.310.90.88 1516.76916.07915.406 4.29 4.190.880.85 1615.94915.31314.691 4.15 4.060.860.83 1715.17414.58814.014 4.02 3.940.840.81 1814.44213.90213.372 3.89 3.810.810.79 1913.74813.25112.762 3.75 3.690.790.76 2013.09312.63512.183 3.62 3.570.770.74 2112.47112.0511.634 3.5 3.460.750.72 2211.88311.49611.112 3.37 3.340.730.7 2311.32710.97110.617 3.25 3.230.710.68 2410.810.47310.147 3.12 3.110.690.66 2510.3109.7330.670.63 269.8489.5519.255 3.11 3.10.690.66 279.4189.1258.834 3.21 3.190.720.69 289.018.7218.434 3.31 3.290.750.71 298.6218.3378.055 3.41 3.380.770.74 308.2527.9727.695 3.51 3.470.80.77 317.97.6257.353 3.61 3.570.830.79 327.5667.2967.029 3.7 3.660.850.82 337.247 6.982 6.721 3.8 3.740.880.8434 6.944 6.684 6.428 3.89 3.830.910.8735 6.656 6.401 6.15 3.98 3.920.930.936 6.381 6.131 5.886 4.0840.960.9337 6.119 5.874 5.634 4.17 4.090.980.9538 5.87 5.63 5.395 4.26 4.17 1.010.9839 5.631 5.397 5.167 4.34 4.26 1.03 1.0140 5.404 5.175 4.951 4.43 4.34 1.06 1.0341 5.188 4.964 4.745 4.52 4.42 1.09 1.0642 4.982 4.763 4.549 4.6 4.5 1.12 1.0943 4.785 4.571 4.362 4.69 4.58 1.14 1.1244 4.596 4.387 4.183 4.77 4.66 1.17 1.1445 4.417 4.213 4.014 4.85 4.74 1.19 1.1746 4.246 4.046 3.851 4.93 4.81 1.22 1.247 4.082 3.887 3.697 5.02 4.89 1.25 1.2348 3.925 3.735 3.55 5.1 4.97 1.28 1.2549 3.776 3.59 3.409 5.18 5.04 1.3 1.2850 3.632 3.451 3.274 5.25 5.12 1.33 1.351 3.495 3.318 3.146 5.33 5.19 1.35 1.3352 3.363 3.191 3.023 5.41 5.26 1.41 1.3653 3.237 3.069 2.905 5.49 5.34 1.43 1.3854 3.116 2.952 2.793 5.56 5.41 1.46 1.4155 3.001 2.841 2.685 5.64 5.48 1.48 1.4456 2.89 2.734 2.582 5.71 5.55 1.51 1.4657 2.784 2.632 2.484 5.79 5.62 1.54 1.4958 2.682 2.534 2.39 5.86 5.69 1.56 1.5259 2.585 2.44 2.299 5.93 5.76 1.59 1.5460 2.491 2.35 2.213 6.01 5.83 1.62 1.5761 2.401 2.264 2.13 6.08 5.9 1.64 1.662 2.315 2.181 2.051 6.15 5.96 1.67 1.6263 2.233 2.102 1.975 6.22 6.03 1.7 1.6564 2.154 2.026 1.903 6.29 6.1 1.72 1.6865 2.077 1.953 1.833 6.36 6.16 1.75 1.766 2.004 1.883 1.766 6.42 6.23 1.77 1.7367 1.934 1.816 1.702 6.49 6.29 1.8 1.7668 1.867 1.752 1.641 6.56 6.35 1.83 1.7869 1.802 1.69 1.582 6.62 6.41 1.85 1.8170 1.74 1.631 1.525 6.69 6.48 1.88 1.8471 1.68 1.574 1.471 6.75 6.54 1.91 1.8672 1.622 1.519 1.419 6.82 6.6 1.93 1.8973 1.567 1.466 1.369 6.88 6.66 1.96 1.9274 1.514 1.416 1.321 6.94 6.71 1.98 1.9475 1.463 1.367 1.2757 6.77 2.01 1.9776 1.414 1.321 1.237.06 6.83 2.04277 1.367 1.276 1.1887.12 6.88 2.06 2.0278 1.321 1.233 1.1477.17 6.94 2.09 2.0579 1.277 1.191 1.1087.23 6.99 2.12 2.0880 1.235 1.151 1.077.287.04 2.14 2.1181 1.195 1.113 1.0347.337.09 2.17 2.1382 1.156 1.0760.9997.397.14 2.2 2.1683 1.118 1.0410.9667.447.18 2.22 2.1984 1.082 1.0070.9347.487.23 2.25 2.2185 1.0470.9740.9037.537.27 2.27 2.2486 1.0140.9420.8747.577.31 2.3 2.27 870.9820.9120.8457.627.35 2.33 2.29 880.9510.8830.8187.667.39 2.35 2.32 890.9210.8550.7917.697.43 2.38 2.35 900.8920.8280.7667.737.46 2.41 2.37 910.8640.8020.7427.767.49 2.43 2.4 920.8380.7770.7197.87.52 2.46 2.43930.8120.7530.6967.827.54 2.48 2.45 940.7870.730.6757.857.57 2.51 2.48 950.7630.7080.6547.877.59 2.54 2.51 960.740.6860.6347.897.61 2.56 2.53 970.7180.6660.6157.917.62 2.59 2.56 980.6970.6460.5977.937.63 2.62 2.59 990.6770.6270.5797.947.64 2.64 2.61 1000.6570.6090.5627.947.65 2.67 2.64 1010.6380.5910.5467.957.65 2.7 2.67 1020.620.5740.537.957.65 2.72 2.69 1030.6020.5580.5157.947.64 2.75 2.72 1040.5850.5420.5017.947.63 2.77 2.75 1050.5690.5270.4857.927.92 2.8 2.77。

体感温度表

体感温度表

303533.331.628.926.12523.823.322.722.522.2403533.531.929.126.425.224.123.62322.622.2503533.632.229.426.625.524.423.923.322.822.26036.735.333.931.228.627.626.625.724.723.923.17038.336.935.53330.529.728.827.526.125.124804038.637.234.431.630.83028.627.226.425.53034.332.630.928.425.824.823.723.122.622.221.94034.332.831.228.626.1252423.522.922.421.95034.332.931.528.926.325.324.323.823.222.521.9603634.633.230.728.327.326.325.524.623.722.87037.636.234.832.530.129.328.427.22624.923.88039.33836.733.931.230.329.428.327.226.425.73033.631.930.22825.524.623.52322.42221.54033.632.130.528.225.824.823.823.322.722.121.65033.632.230.828.526.125.124.123.62322.321.76035.333.932.530.227.92726.125.324.423.522.67036.935.534.131.929.728.9282725.824.723.58038.637.436.133.530.829.928.928.127.226.525.83032.931.229.527.525.224.423.422.822.321.721.24032.931.429.827.725.524.623.723.222.621.921.35032.931.530.12825.824.92423.522.922.121.46034.633.231.829.627.626.625.82524.323.322.37036.234.833.431.429.228.427.626.725.724.523.38037.936.735.63330.429.428.327.827.226.6263032.230.628.9272524.223.222.722.121.520.84032.230.729.227.225.324.423.52322.421.7215032.230.829.427.525.524.723.823.322.721.921.16033.932.531.129.127.226.325.524.824.123.122.17035.534.132.730.828.82827.226.425.524.3238037.236.13532.53028.927.727.527.226.726.13031.529.928.226.524.723.92322.321.721.120.54031.53028.526.72524.123.322.72221.320.65031.530.128.72725.224.423.62322.321.620.86033.131.730.428.626.92625.224.523.822.9227034.533.33230.328.427.626.826.125.224.223.18036.235.234.231.929.728.627.427.126.726.125.53030.829.227.52624.423.622.72221.320.720.14030.829.327.826.224.723.92322.421.62120.35030.829.42826.52524.223.322.721.921.220.66032.23129.728.126.525.724.924.223.422.621.97033.632.531.429.72827.226.425.72524.123.28035.334.333.331.429.428.327.226.726.125.5253030.128.526.825.524.123.322.521.720.920.319.84030.128.627.125.724.423.622.82221.220.6205030.128.727.32624.723.923.122.321.520.920.36031.430.22927.626.225.324.523.823.122.421.87032.531.630.729.227.626.825.925.424.72423.28034.333.432.530.829.12826.926.225.62524.43029.427.826.12523.82322.221.420.52019.44029.427.926.425.224.123.322.521.720.820.319.75029.42826.625.524.423.622.82221.120.6203534.333.632.932.231.530.830.129.46030.529.428.327.125.82524.223.522.822.221.77031.630.83028.627.226.425.52524.423.923.38033.332.531.630.228.827.726.625.82524.423.8302826.52523.922.72221.420.219.118.818.6402826.725.324.12322.421.720.719.619.218.9502826.825.524.423.322.722212019.619.2602927.926.825.724.623.923.222.321.220.720.270302928.12725.825.224.423.522.521.821.28031.430.429.428.327.226.225.224.223.122.622.23027.325.924.423.322.221.520.919.718.418.318.14027.32624.723.622.521.921.220.118.918.718.45027.326.12523.922.822.221.520.519.519.118.76028.327.226.12523.923.422.721.620.519.919.47029.128.127.126.125.124.523.922.721.520.820.18030.429.428.327.426.325.524.523.322.121.721.33026.625.223.822.721.621.120.519.117.717.717.74026.625.424.12321.921.420.819.618.318.2185026.625.524.423.322.221.721.12018.918.618.36027.526.425.324.323.322.822.22119.719.218.77028.327.226.125.324.423.923.321.920.519.8198029.428.327.226.425.524.723.822.521.120.820.53025.924.723.422.421.320.820.218.817.417.417.44025.924.923.722.721.621.120.519.31817.817.75025.925242321.921.420.819.718.618.217.96026.825.924.9242322.521.920.819.518.918.37027.626.725.72524.123.62321.720.419.618.88028.627.626.725.925.124.423.522.32120.720.43025.224.12322.121.120.52018.617.217.217.24025.324.323.322.421.420.920.31917.717.517.35025.324.523.622.721.721.220.619.518.317.917.56026.125.324.523.622.822.321.720.519.318.6187026.926.125.324.623.923.422.821.520.319.418.58027.82726.125.424.72423.322.120.820.520.33024.523.622.621.720.820.319.718.316.916.916.94024.623.822.92221.120.62018.717.417.2175024.623.923.222.321.420.920.319.21817.5176025.424.82423.322.52221.420.319.118.417.67026.225.624.824.323.623.122.521.320.119.218.38026.926.325.624.924.223.72321.820.720.420.13023.82322.221.420.52019.41816.616.616.64023.923.222.521.720.820.319.718.417.216.916.65023.923.422.82221.120.62018.917.717.216.66024.724.223.622.922.221.721.12018.918.117.37025.52524.423.923.322.822.221.12019188026.125.62524.423.823.322.721.620.520.3203022.521.520.619.919.118.818.317.516.616.316.14022.521.620.720.119.41918.617.716.916.516.25022.521.720.920.319.719.318.918.117.216.816.46023.522.621.721.120.620.219.71918.217.6177024.423.522.52221.42120.519.919.218.417.98025.324.323.322.621.921.420.820.219.719.519.429.425.32827.326.625.924.623.922.500.250.510.76 1.02 1.27 1.52 1.78 2.03 2.29 2.54不同温度、湿度、风速下的体感温度对照表风速(m/s)温度(℃)湿度(%)3021.12018.918.317.717.517.216.916.616.115.54021.12018.918.51817.717.51716.616.215.85021.12018.918.618.31817.717.216.616.416.16022.22119.719.318.918.618.317.917.517.116.77023.321.920.52019.419.118.818.618.317.816.78024.42321.620.82019.418.818.818.818.818.8推荐个日龄适宜的温度和风速标准日龄(天)温度(℃)风速(m/s)29—3521.1(体感温度) 1.75-2.536-出栏18.3(体感温度)——15—2126.7(体感温度)0.522—2823.9(体感温度)0.8751—729.5-32无风速注:该表推荐的各日龄适宜的温度和风速标准仅供参考,但是出现极端天气情况的时候要根据现场鸡群情况进行适当的调整。

中央气象台的体感温度公式

中央气象台的体感温度公式

中央气象台的体感温度公式
摘要:
1.体感温度的定义与影响因素
2.体感温度计算公式
3.中央气象台的体感温度公式
4.体感温度的应用
正文:
体感温度是指人在特定环境条件下,感受到的温度。

它综合了空气温度、湿度、风速以及天空云量、日照时数等因素的影响。

在相同的气温下,不同的气象条件和人的活动状态,都会导致人体感受到的温度有所不同。

因此,体感温度是一种更贴近人体实际感受的温度指标。

计算体感温度的公式通常较为复杂,会涉及到气温、湿度、风速等多个参数。

其中,中央气象台采用的体感温度公式为:
体感温度= 气温- 风速× 0.5 + 湿度× 0.094
这个公式是基于气象学原理和人体生理特点综合得出的。

其中,风速的影响是通过降低体感温度来表现的,而湿度的影响则是通过增加体感温度来表现的。

体感温度的计算和应用,对于天气预报和防暑降温工作有着重要的意义。

它可以帮助人们更好地了解和预测天气状况,以便采取适当的防护措施。

pmv计算公式ashrae标准55-2017

pmv计算公式ashrae标准55-2017

pmv计算公式ashrae标准55-2017PMV,即体感温度,是环境舒适度评估的重要参数。

本篇文章将详细介绍PMV计算公式以及如何使用ASHRAE标准55-2017。

一、PMV计算公式PMV计算公式主要由核心温度和周围温度两个参数决定。

核心温度是指人体内部的温度,周围温度则是指环境中的温度。

通过公式,我们可以根据这些参数计算出环境中的PMV值,从而判断环境的舒适度。

ASHRAE标准55-2017是美国采暖供暖与空调工程师协会制定的标准,用于评估环境对人体的舒适度。

该标准综合考虑了环境温度、湿度、风速、辐射等因素,并给出了相应的评分标准。

通过ASHRAE标准55-2017,我们可以更准确地判断环境的舒适度,从而选择合适的服装和活动方式。

为了准确计算PMV值并判断环境的舒适度,我们需要测量人体的核心温度和周围环境的温度。

测量时,可以使用温度计或智能手机上的温度传感器。

在测量周围环境温度时,需要注意避免阳光直射和热反射的影响。

接下来,将测量得到的温度代入PMV计算公式,即可得到PMV 值。

根据ASHRAE标准55-2017的评分表,我们可以判断环境的舒适度。

例如,如果PMV值在1.0-1.5之间,说明环境非常舒适;如果PMV 值在0.7-1.0之间,说明环境较为舒适;如果PMV值低于0.7,则说明环境不太舒适。

三、实际应用在实际应用中,PMV计算公式和ASHRAE标准55-2017可以帮助我们更好地适应和改善环境。

例如,对于办公室、学校、医院等场所,可以通过测量和评估环境的舒适度,采取相应的措施来提高工作效率和员工满意度。

同时,对于个人而言,了解环境的舒适度有助于选择合适的服装和活动方式,从而提高生活的舒适度。

此外,PMV计算公式和ASHRAE标准55-2017还有助于企业制定更加科学合理的空调系统设计方案。

通过对环境温度、湿度等参数的精准控制,可以提高能源利用效率,降低运营成本。

综上所述,了解和掌握PMV计算公式和ASHRAE标准55-2017对于提高环境舒适度和节约能源具有重要意义。

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