深水网箱的分类与性能_袁军亭.pdfVIP

15 3 Vol.15, No.3 2006 7 JOURNAL OF SHANGHAI FISHERIES UNIVERSITY July, 2006 :1004-7271(2006 )03-0350-09 ·· 袁军亭, 周应祺 (, 　200090) 　:, 、、、 。17 、、。, , , 52.9%;, , 52.9%41.2%;, ;, , 52.9 %。, , , , 。 , , , , , , , , 。, , , , , 、, 。 :;;; :S 964 .7;S 972　　　:A Classification of offshore fish cages and their performances YUAN Jun-t ng, ZHOU Y ng-q ng (Ocean College, Shanghai Fisheries University , Shanghai 　200090, China ) Abstract :Offshore f sh cage becomes an mportant mar ne culture fac l ty because t has a relat vely large volume to prov de suff c ent culture capac ty w th spec al des gned structure to w thstand strongerwave, flow and w nd forces at open water areas.Th s paper g ves an overv ew of class f cat on methodology of cages based on the r work ng mode, structures, mater al and performances, etc .The r structures, mechan cal propert es, ab l ty of surv val n stronger wave and current have been d scussed on the 17 selected types of cages wh ch are currently used n mar ne aquaculture around the world.The results nd cated that, accord ng to the r work ng mode, the var et es of float ng type cages are the most w th 52.9%;Accord ng to the cage structures, the grav ty type and self-tens oned-and-self- support ng type cages account for 52.9%and 41.2%respect vely;Accord ng to the flex b l ty of frame, the cages can be class f ed as the flex ble frame (or non-r g d frame )and the r g d frame, the r proport ons are about the same;Accord ng to frame mater al qual ty, the metal cages are the most w dely used up to 52.9%.In those, the grav ty cages show good performance and are w dely used n f shery due to s mple structure, lower costs, easy op