1、 27327-12012. 1 ISO 27327-1:2009Fans Air curtain units Part 1: Laboratory methods of testing for aerodynamicperformance rating(IDT) 1 - , 42 061 -3 23 2012 . 1101-4 27327-1:2009 . . 1. (ISO 27327-1:2009 Fans Air curtain units Part 1: Laboratory methods of testing foraerodynamic performance rating).
2、- , 5 1.02012 ( 8). ( 1 ) , . () . , (gost.ru) , 2014 , - - II 27327-120121 .12 .13 , 13.1 13.2 44 54.1 .54.2 .54.3 .64.4 .64.5 .85 .85.1 .85.2 .85.3 .85.4 .95.5 .96 .106.1 106.2 .106.3 106.4 116.5 117 12() .20() 2122III 27327-12012 - . -, . : -. 27327-1:2009, . ( - ) : , , - . , .IV 27327-12012. 1
3、Fans. Air curtain units.Part 1. Laboratory methods of testing for aerodynamic performance rating 201401011 , , , , - . , , - - .2 . , -, ( ). 5801:2007 . (ISO 5801:2007, Industrial fans Performance testing using standardi-zed airways)3 , 3.1 :3.1.1 (air curtain airstream): , , , / , .3.1.2 (air curt
4、ain depth): , - , . .3.1.3 (air curtain width): , - , . .3.1.4 ACU (air curtain unit ACU): , - .1 27327-12012 3.1.5 (air discharge nozzle): ACU, . .3.1.6 (air discharge nozzle depth) hn: , , . .3.1.7 (air discharge nozzle width)bn: , - , . .3.1.8 (air discharge angle) c113: , .3.1.9 (dry-bulb temper
5、ature) Td: , - , ACU . .3.1.10 (wet-bulb temperature) Tw: , , .1 - .2 .3.1.11 (air density) c114a: , . .3.1.12 (pressure): , .3.1.13 (absolute pressure) p: - (). .3.1.14 (atmospheric pressure) pa: ACU. .3.1.15 (gauge pressure) pe: , .1 , .2 pe= p pa. (1)3 .3.1.16 (dynamic pressure at a point) pd: ,
6、c114a .1 :pd= c114av22c230c232c231c231c246c248c247c247.(2)2 .3.1.17 (gauge stagnation pressureat a point) pesg: psg pa.2 27327-120121 pesg= psg pa. (3)2 .3.1.18 ACU (ACU airflow rate)q: , , , 5801.1 q = qVsg1. (4)2 .3.1.19 (inlet stagnation volume flow rate)qVsg1: ( ), .1 qVsg1=qmsgc1141.(5)2 .3.1.2
7、0 ACU (ACU pressure) pACU: ACU.1 :pACU= psg2 psg1. (6)2 0,15, pACU= pt2 pt1. (7)3 .3.1.21 ACU (ACU static pressure) psACU: , - ACU ACU, .1 psACU=psg1. (8)2 .3.1.22 (average outlet air velocity) va: , - ACU, . 4.4.3.3.1.23 (outlet air velocity uniformity) uACU: - .1 . 5.4.4 7.2 .3.1.24 (air curtain c
8、ore velocity) vcx: - , - . . 5.1.1 5.3.4.3.1.25 (air curtain average core velocity) vca: , - . . 6.4.3.3 27327-120123.1.26 (air curtain velocity projection): , .1 . 6.3.2.5.2 .3.1.27 (motor input power) Pe: , . .3.1.28 ACU (ACU energy effectiveness), EACU: , - , . .3.1.29 ACU (ACU fan efficiency)c10
9、4fan: - ACU ACU.3.1.30 ACU (ACU target distance) lt: , , -.3.1.31 ACU (air power of ACU) PACU: -, qVsg1ACUPACU.1 PACU= qVsg1c215pACU. (9)2 ACU , qVsg1 , pACU .3.1.32 (point of operation): , , , - .3.1.33 (free-air delivery): , ACU .3.1.34 (determination): .3.1.35 (test): ACU.3.2 1 An 2bn Cd EACU ACU hn lt ACU c104fan ACU n N ACU () /p 4 27327-12012 1 pa pACU ACU pd pe pesg psg psg1 ACU psg2 ACU psACU ACU Pe PACU ACU q ACU 3/qm /qVsg1 3/c114a /3c114sg1 /3s c113 Td Tw uACU %v /va
