标题: 关于空调的堵风试验 [打印本页] 作者: 谦谦婉兮 时间: 2011-9-17 14:31 标题: 关于空调的堵风试验 请教各位：19.8中“如果温升大约为1K(1℃)/min，则该实验就完成了。”请问，其中的温升指的是谁的温升？其中的试验指的是什么试验？ , `2 _5 R6 f. p/ @ z& E; P8 I! \. }- s. G$ O0 y' F
19.8 All appliances provided with supplementary heaters are subjected to the following test" Y. p9 f" ?% u
under the conditions specified in Clause 11: ; ~8 \( O) w0 F' b h: ] Z & T0 L5 `: p4 KAfter the airflow conditions specified are established, the indoor airflow is restricted to such 9 W% |7 _$ ^% z: l0 R2 ^an extent that the temperature of the air in the outlet, measured by means of the % a: k$ B# Y) |) j3 xthermocouple grid (see 11.3), is 3 K below the temperature obtained after a temperature! L% C9 g1 \5 { G5 l
limiting control, a motor protective device, a pressure switch or similar device operates for+ B6 T* P0 u3 x# |. t
the first time as a result of slowly restricting the free area of the inlet.5 j) h5 _7 z- A
6 I: D* E' C. r7 l) O+ S& m This is achieved if the temperature rise is approximately 1 K per min. 3 {/ g* b) d g# _6 b# b , [* ]# h1 [9 `It is necessary to restrict the free area of the inlet until the first of the protective devices& N2 v' i" W' g* v; A
operates and then operation is resumed with sufficient restriction so that the temperature of2 Z* o' g- ~' [! R' j- G
the discharge air is 3 K below the temperature at the moment of cut-off. ' k; q, e1 }4 v; ~2 q7 p ; L% R5 T5 A% ]0 o( g# IAppliances are operated at rated voltage or at the upper limit of the rated voltage range.: R* w3 ^5 f* F! Y& X$ d2 V1 {
NOTE 101 To facilitate this test, the protective device which has operated may be short-circuited once the temperature at which it operates has been determined.作者: 谦谦婉兮 时间: 2011-9-17 14:37
谁能把整个试验过程大致描述一下？作者: jiayou 时间: 2011-9-17 14:41
没搞过空调，顶起先！顺便也学习学习！作者: 山炮 时间: 2011-9-17 23:40
19.8中这句雷人的话“温升大约为1K(1℃)/min，则该实验就完成了。”指的应该是试验时封堵进气口的速度不要太快也不要太慢，让出风口的温度以大约1K(1℃)/min的速度上升直至比........(此处略去N个字)低3K(℃)，这样，试验就完成了。
