1、 ISO 9260:1991Agriculture irrigation equipment Emitters Specification and test methods(IDT) , ()INTERSTATE COUNCIL FOR STANDARDIZATION, METROLOGY AND CERTIFICATION(ISC) 9260200442004/47, - 1.092 . - 1.297 . , . , , -, 1 - - () - , 42 , 3 , (- 25 26 2004 .) : ( 3166) 00497 ( 3166) 00497 AMBYGEKZKGMDR
2、UTJTMUZ c4 9260:1991 . . (ISO 9260:1991 Agriculture irrigation equipment Emitters Specification and test methods, IDT). , 5 28 2006 . 45- 92602004 1 2008 .6 ( ) - . () , . - , 2006 -, II 92602004 Agricultural irrigation equipment. Emitters. Technical requirements and test methods 200801011 - , , , -
3、 . , , .,.2 , . . , -, , . . 3501:1976 . 8779:2001 .3 :3.1 (emitter): , 15 /, .3.2 (in-line emitter): , - ( ).3.3 (on-line emitter): , - (, ).3.4 (multiple-outlet emitter): , - .3.5 ( ) (unregulatednon-compensatingemitter): ,.1 92602004 3.6 ( ) (regulatedpressure-compensating emitter): , .3.7 (emitt
4、er inlet): , -.3.8 (emitter outlet): , .3.9 (irrigation lateral): , .3.10 pn(nominal test pressure): - , 100 , , - .3.11 (range of working pressures): pmin - pmax, .3.12 (range of regulation): - , , .3.13 qn(nominal emission rate):1) : - 23 C ( );2) : , - 23 C ( );3) : .4 .) , ( - ).b) , ( - ). 1 9.
5、1 9.2.5 , :) - ;b) , /;c) , ( - ). - - , .6 6.1 , , - , - . , .2 926020046.2 - 20 %. 2 , , 8779.6.3 , , , , , ., , - . , - , , .7 7.1 - 500 . 25 . .7.2 -, , . - 8779. - , -. , - . (23 c177 1) C. - 75 100 ( 160 200) .7.3 2 % . 2 %. 2 % .8 8.1 , . , - . (-, , ), .8.2 - 0,02 ( -, ). , .3 926020048.3 . , . 8.3.1 8.3.2.8.3.1 : :- 5 , 0,4 - ;- 5 , 0,8 - ;- 60 , 1,2 - . , .8.3.2 , 8.3.1, 5 . .8.3.3 , , , 8.3.1 8.3.2, - -.8.4 (23 c177 2) C.8.4.1 , -. , F , , 500 . - F, , F = c1121,5 c115te (D e), c115t , , /2, (, 25 c115t=2,5/2);e , ;D , . F 3501 1 . F .8.4.2 1 40 ( 1) 1 . -.4 926020041 ; 2 ; 3 19
