為防止舍內熱能的蓄積,必須通過排風扇、水簾來解決。夏季多采用縱向通風係統。縱向通風即在雞舍前端安裝排風扇(順風向,因為自然風會對排風扇的排風量產生重大影響),另一端安裝水簾(進風口),當(dang)排(pai)風(feng)扇(shan)打(da)開(kai)後(hou),雞(ji)舍(she)形(xing)成(cheng)負(fu)壓(ya),風(feng)就(jiu)會(hui)以(yi)一(yi)定(ding)速(su)度(du)穿(chuan)過(guo)水(shui)簾(lian),此(ci)時(shi)水(shui)由(you)液(ye)態(tai)變(bian)成(cheng)氣(qi)態(tai),同(tong)時(shi)吸(xi)收(shou)大(da)量(liang)的(de)熱(re)能(neng),使(shi)得(de)進(jin)入(ru)舍(she)內(nei)的(de)空(kong)氣(qi)溫(wen)度(du)降(jiang)低(di),這(zhe)種(zhong)低(di)溫(wen)空(kong)氣(qi)在(zai)舍(she)內(nei)縱(zong)向(xiang)流(liu)動(dong),熱(re)能(neng)及(ji)有(you)害(hai)氣(qi)體(ti)被(bei)排(pai)出(chu),並(bing)通(tong)過(guo)“風冷效應”降低舍內溫度和雞隻可感溫度。
提高水簾降溫效果有兩種方法:一是適當操作整個係統。控製足夠的水量流過水簾紙(每平方米水簾紙每分鍾要74公斤流水量)caikeyidadaozuidalengquexiaoguo。yejianhuodiwenshibixubashuiguandiao,zhiyoufengshanyunzhuan,keyibashuilianzhifenggan,fangzhiqingtaideshengchang。yinweishuiyouyetaibianchengqitaihuishishuiliangliushi,suoyiyaojingchangbuchongshui。shuizhongkuangwuzhibuhuizhengfa,suoyihuifashengchenjiwenti,guzhishaomeinianyaoqingxihuohuanshuiyici。ershibimianjiangwenxitongzhijiebeiyangguangzhaoshehuowuran。yangguangzhijiezhaoshehuizishengqingtaiyinqizusai。weifangzhiqingtai、飼料粉塵、雜物等附著在水簾上,上水管必須加過濾器,並每周清洗。在向陽麵的水簾外用遮陽網搭建遮陽棚,這樣有利於雞隻降溫。
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