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冷水机的制冷量是多少?-中国空调制冷网
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border="0"/></a></li> </ul> </div> </div> </form> <script type="text/javascript"> function setContentTab(name, curr, n,mid) { Dd('destoon_search').action = DTPath+'api/search.php'; Dd('destoon_moduleid').value = mid; for (i = 1; i <= n; i++) { var menu = document.getElementById(name + i); var cont = document.getElementById("con_" + name + "_" + i); menu.className = i == curr ? "up" : ""; if (i == curr) { cont.style.display = "block"; } else { cont.style.display = "none"; } } } </script> </div> <!-- -------------- --> </div> </div> </div> <div id="kefu"></div> <!--------head结束----------><!--------head结束----------> <div id="main"> <!--------内容开始----------> <div class="column"> <div class="column_l"> <div class="det"> <div class="det_title"> <ul> <li class="det_title_name">冷水机的制冷量是多少?</li> <!-- <li class="det_title_from">来源:<span>新华社</span></li> --> <li class="det_title_from"> 来源:<span>制冷网</span></li> <li class="det_title_time">2021-04-21</li> </ul> </div> <div class="det_title_fenxiang"> <div class="fenxiang"> <!-- JiaThis Button BEGIN --> <div class="jiathis_style_32x32"> <a class="jiathis_button_weixin"></a> <a class="jiathis_button_tsina"></a> <a class="jiathis_button_cqq"></a> <a class="jiathis_button_qzone"></a> <a href="http://www.jiathis.com/share" class="jiathis jiathis_txt jiathis_separator jtico jtico_jiathis" target="_blank"></a> <a class="jiathis_counter_style"></a> </div> <script type="text/javascript" > var jiathis_config={ summary:"", shortUrl:false, hideMore:false } </script> <script type="text/javascript" src="http://v3.jiathis.com/code/jia.js" charset="utf-8"></script> <!-- JiaThis Button END --> </div> <div class="huifu"></div> </div> <div class="mess_text"> <div class="content" id="article"><div> 选择冷水机时,冷水机的制冷量很重要。那么,您如何知道冷水机的制冷量呢?让我们看一下制冷量的计算方法和单位,这在选择冷水机时是非常重要的。如果您知道这些事情,则可以平稳地选择冷却器。</div> <div> </div> <div> 制冷量的计算方法是什么?</div> <div> </div> <div> 选择冷水机时,可以通过计算得知冷水机的制冷量。目的是准确掌握制冷量,但是首先制冷量是多少?</div> <div> </div> <div> 冷却器中的冷却能力是指示可以冷却多少台机器或设备的能力。冷却能力越高,物体冷却的速度就越牢固。该冷却能力取决于冷却器的性能,所使用的介质类型以及冷却器的能力。</div> <div> </div> <div> 并非所有的冷水机都具有相同的制冷量,因此您必须进行计算。换句话说,如果不能计算出冷却能力,则不能精确地掌握冷却器的冷却能力,并且不知道是否将实现期望的性能。当然,在某些情况下(例如,购买冷水机时),其制冷量已明确标明,因此可能无需进行计算。但是,毫无疑问,如果能够计算出冷却能力将很方便。</div> <div> </div> <div> 关于表示冷水机组制冷量的单元</div> <div> </div> <div> 该单元是为冷却器的冷却能力而固定的。单位是“瓦”。通常,它将由单个字母“W”代替瓦特和片假名表示。</div> <div> </div> <div> 例如,假设您有一个制冷机,声明其制冷量为1,000W。这意味着该冷水机组的制冷量为1,000瓦。</div> <div> </div> <div> 瓦特单位还用作功率和电的单位,但也用于冷却器的制冷量。由于它表示制冷量,因此可以说它的用法与功率相同。</div> <div> </div> <div> 基本上,此瓦特用作单位,但在某些情况下,可以使用其他单位。单位是千卡/小时。单位为每小时卡路里。</div> <div> </div> <div> 由于1kW相当于860kcal/h,因此可以转换单位,因此分别使用了两个单位。</div> <div> </div> <div> 如果将kcal/h用作制冷量的单位,则将860kcal/h视为1kW,则可以将其替换为W。您可以使用哪种设备取决于您,因此可以使用易于想到和理解的设备作为制冷量。不一定总是以瓦特为单位。</div> <div> </div> <div> 如何计算冷水机组的制冷量</div> <div> </div> <div> 最后,让我们看看如何计算冷却器的制冷量(负载量)。</div> <div> </div> <div> 制冷量可以通过使用公式,然后应用数字来计算。公式如下。</div> <div> </div> <div> Q=0.07×Cb×γb×Lb×(Tout-Tin)</div> <div> </div> <div> 问:制冷量(不可能的容量)[kW]</div> <div> </div> <div> Cb:循环水的比热[cal/g℃]*水约为1.0 cal/g℃</div> <div> </div> <div> γb:循环水密度[g/m3]*水约为1.0 g/立方米</div> <div> </div> <div> Lb的:循环水流量[?/分钟]</div> <div> </div> <div> TOUT:负载出口温度[℃]</div> <div> </div> <div> 锡:负载入口温度[℃]</div> <div> </div> <div> 通过对这些公式中的每一个应用特定的数字,可以计算出目标制冷机的制冷量。让我们看一个具体的计算示例。</div> <div> </div> <div> 例如,假设负载入口温度为20°C,出口温度为40°C,循环水流速为每分钟10升。将这些数字应用于上式可得出0.07 x 1.0 x 1.0 x 10 x(40-20)。答案是14,所以您知道它是14kW,制冷量是14kW。以kcal/h表示,1kW为860kcal/h,因此为12,040kcal/h。</div> <div> </div> <div> 如果可以使用公式以kW单位计算制冷量,则1kW可以计算为860kcal/h,因此,即使您要更改单位,也可以立即进行计算。可以使用该公式计算冷却器的制冷量。相反,如果您不知道公式,就无法计算。如果您记得该公式,则可以仅通过检查循环水流量,负载入口温度和负载出口温度来计算制冷量。</div> <div> </div> <div> 计算本身一点也不困难,并且可以使用计算器轻松地进行计算,因此在比较冷却器的制冷量时可以尝试一下。</div> <div> </div> <div> 概括</div> <div> </div> <div> 了解冷却器的冷却能力非常重要。如果您不知道冷却能力,则可能无法牢固地冷却目标对象,并且您将无法选择最佳的冷却器。选择冷水机时,请确保您准确了解冷量。如果您不知道冷却器的制冷量,则可以使用公式自行计算。制冷机所需的制冷量根据制冷目标而有所不同,因此,重要的是要事先计算所需的制冷量,并选择满足该制冷量的制冷机。</div></div> </div> <div class="xw_line"> </div> <div class="mess_footnote"> <ul> <li></li> <li></li> </ul> </div> <div class="fenxiang"> <!-- JiaThis Button BEGIN --> <div class="jiathis_style_32x32"> <a class="jiathis_button_weixin"></a> <a class="jiathis_button_tsina"></a> <a class="jiathis_button_cqq"></a> <a class="jiathis_button_qzone"></a> <a href="http://www.jiathis.com/share" class="jiathis 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