|
马上注册,结交更多好友,享用更多功能,让你轻松玩转社区。
您需要 登录 才可以下载或查看,没有账号?立即注册
x
< class=MsoPlainText style="MARGIN: 0cm 0cm 0pt"><FONT face=宋体><B style="mso-bidi-font-weight: normal"><SPAN lang=EN-US style="FONT-SIZE: 16pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体">1</SPAN></B><B style="mso-bidi-font-weight: normal"><SPAN style="FONT-SIZE: 16pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体">、良好的空气质量的定义<SPAN lang=EN-US><?xml:namespace prefix = o ns = "urn:schemas-microsoft-com ffice ffice" /><o:p></o:p></SPAN></SPAN></B></FONT></P>< class=MsoPlainText style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体"><FONT face=宋体>氧气<SPAN lang=EN-US> > 19.6%<SPAN style="mso-spacerun: yes"> </SPAN></SPAN>二氧化碳<SPAN lang=EN-US> < 0.3%/3000ppm<SPAN style="mso-spacerun: yes"> </SPAN></SPAN>一氧化碳<SPAN lang=EN-US> < 10ppm<o:p></o:p></SPAN></FONT></SPAN></P>< class=MsoPlainText style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体"><FONT face=宋体>氨气<SPAN lang=EN-US> < 10ppm<SPAN style="mso-spacerun: yes"> </SPAN></SPAN>悬浮灰尘<SPAN lang=EN-US> < 3.4mg/m3<SPAN style="mso-spacerun: yes"> </SPAN></SPAN>相对湿度<SPAN lang=EN-US> = 45%-65% <o:p></o:p></SPAN></FONT></SPAN></P>< class=MsoPlainText style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体"><FONT face=宋体>如果这些条件达不到,最小通风就必须增加!<SPAN lang=EN-US><o:p></o:p></SPAN></FONT></SPAN></P>< class=MsoPlainText style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><FONT face=宋体><SPAN lang=EN-US style="FONT-SIZE: 16pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体">28</SPAN><SPAN style="FONT-SIZE: 16pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体">日龄以后,流过鸡背的风速<SPAN lang=EN-US>1.78<?xml:namespace prefix = st1 ns = "urn:schemas-microsoft-com ffice:smarttags" /><st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="True" HasSpace="False" SourceValue="2.5" UnitName="米">-2.5<SPAN lang=EN-US><SPAN lang=EN-US>米</SPAN></SPAN></st1:chmetcnv>/</SPAN>秒。<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></FONT></P>< class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">风速超过<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="2.5" UnitName="米"><SPAN lang=EN-US>2.5</SPAN>米</st1:chmetcnv><SPAN lang=EN-US>/</SPAN>秒就是不经济的,但也没有证明会影响生产性能优势。<SPAN lang=EN-US>550fpm</SPAN>(<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="2.8" UnitName="米"><SPAN lang=EN-US>2.8</SPAN>米</st1:chmetcnv><SPAN lang=EN-US>/</SPAN>秒)是所能提供的最大风速。</SPAN><SPAN lang=EN-US style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体"><o:p></o:p></SPAN></P>< class=MsoPlainText style="MARGIN: 0cm 0cm 0pt"><FONT face=宋体><B style="mso-bidi-font-weight: normal"><SPAN lang=EN-US style="FONT-SIZE: 16pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体">2</SPAN></B><B style="mso-bidi-font-weight: normal"><SPAN style="FONT-SIZE: 16pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体">、<SPAN lang=EN-US>COBB <I style="mso-bidi-font-style: normal">500</I></SPAN>肉鸡生长期的推荐温度<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></B></FONT></P>< class=MsoPlainText style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><FONT face=宋体><SPAN lang=EN-US style="FONT-SIZE: 16pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体">1</SPAN><SPAN style="FONT-SIZE: 16pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体">日龄到<SPAN lang=EN-US>7</SPAN>日龄:理想温度是<SPAN lang=EN-US>29.4<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="True" HasSpace="False" SourceValue="32.2" UnitName="℃">-32.2<SPAN lang=EN-US><SPAN lang=EN-US>℃</SPAN></SPAN></st1:chmetcnv><SPAN style="mso-spacerun: yes"> </SPAN><B style="mso-bidi-font-weight: normal"><SPAN style="mso-spacerun: yes"> </SPAN></B></SPAN><B style="mso-bidi-font-weight: normal">静止空气</B><SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></FONT></P>< class=MsoPlainText style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 113.1pt; mso-char-indent-count: 7.07"><SPAN style="FONT-SIZE: 16pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体"><FONT face=宋体>育雏器正下方垫料温度<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="43.3" UnitName="℃"><SPAN lang=EN-US>43.3</SPAN>℃</st1:chmetcnv><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><B style="mso-bidi-font-weight: normal">静止空气<SPAN lang=EN-US><o:p></o:p></SPAN></B></FONT></SPAN></P>< class=MsoPlainText style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><FONT face=宋体><SPAN lang=EN-US style="FONT-SIZE: 16pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体">8</SPAN><SPAN style="FONT-SIZE: 16pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体">日龄到<SPAN lang=EN-US>14</SPAN>日龄(风速<SPAN lang=EN-US>< <st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue=".2" UnitName="米">0.2<SPAN lang=EN-US><SPAN lang=EN-US>米</SPAN></SPAN></st1:chmetcnv>/</SPAN>秒)<SPAN lang=EN-US>:</SPAN>理想温度是<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="True" SourceValue="29.4" UnitName="℃"><SPAN lang=EN-US>29.4 </SPAN>℃</st1:chmetcnv><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><B style="mso-bidi-font-weight: normal">静止空气</B><SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></FONT></P><P class=MsoPlainText style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><FONT face=宋体><SPAN lang=EN-US style="FONT-SIZE: 16pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体">15 </SPAN><SPAN style="FONT-SIZE: 16pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体">日龄到<SPAN lang=EN-US>21</SPAN>日龄(风速<SPAN lang=EN-US>< <st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue=".51" UnitName="米">0.51<SPAN lang=EN-US><SPAN lang=EN-US>米</SPAN></SPAN></st1:chmetcnv>/</SPAN>秒)<SPAN lang=EN-US>:</SPAN>理想温度是<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="True" SourceValue="26.7" UnitName="℃"><SPAN lang=EN-US>26.7 </SPAN>℃</st1:chmetcnv><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><B style="mso-bidi-font-weight: normal"><SPAN style="COLOR: red">体感温度</SPAN></B><SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></FONT></P><P class=MsoPlainText style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><FONT face=宋体><SPAN lang=EN-US style="FONT-SIZE: 16pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体">22 </SPAN><SPAN style="FONT-SIZE: 16pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体">日龄到<SPAN lang=EN-US>28</SPAN>日龄(风速<SPAN lang=EN-US>< <st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="1.02" UnitName="米">1.02<SPAN lang=EN-US><SPAN lang=EN-US>米</SPAN></SPAN></st1:chmetcnv>/</SPAN>秒)<SPAN lang=EN-US>:</SPAN>理想温度是<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="True" SourceValue="23.9" UnitName="℃"><SPAN lang=EN-US>23.9 </SPAN>℃</st1:chmetcnv><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><B style="mso-bidi-font-weight: normal">体感温度</B><SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></FONT></P><P class=MsoPlainText style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><FONT face=宋体><SPAN lang=EN-US style="FONT-SIZE: 16pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体">29 </SPAN><SPAN style="FONT-SIZE: 16pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体">日龄到<SPAN lang=EN-US>35</SPAN>日龄(风速不受限制)<SPAN lang=EN-US>:</SPAN>理想温度是<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="True" SourceValue="21.1" UnitName="℃"><SPAN lang=EN-US>21.1 </SPAN>℃</st1:chmetcnv><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><B style="mso-bidi-font-weight: normal">体感温度</B><SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></FONT></P><P class=MsoPlainText style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体"><FONT face=宋体>(<SPAN lang=EN-US>29</SPAN>日龄后风速不受限制,可以考虑用<B style="mso-bidi-font-weight: normal">蒸发降温</B>系统,要考虑<B style="mso-bidi-font-weight: normal">体感温度</B>和<B style="mso-bidi-font-weight: normal">相对湿度</B>,)<SPAN lang=EN-US><o:p></o:p></SPAN></FONT></SPAN></P><P class=MsoPlainText style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><FONT face=宋体><SPAN lang=EN-US style="FONT-SIZE: 16pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体">36 </SPAN><SPAN style="FONT-SIZE: 16pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体">日龄到屠宰<SPAN lang=EN-US>:</SPAN>理想温度是<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="True" SourceValue="18.3" UnitName="℃"><SPAN lang=EN-US>18.3 </SPAN>℃</st1:chmetcnv><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN><B style="mso-bidi-font-weight: normal"><SPAN style="mso-spacerun: yes"> </SPAN></B></SPAN><B style="mso-bidi-font-weight: normal">体感温度</B><SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●为了获得最好的生产成绩,通常应该考虑体感温度(<SPAN lang=EN-US>14</SPAN></SPAN><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体">日龄</SPAN><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">以后)而不是干球温度,<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">决不能以人的感觉进行通风;<B style="mso-bidi-font-weight: normal"><SPAN lang=EN-US><o:p></o:p></SPAN></B></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●静止空气温度是流过鸡背的风速,不能引起风冷效应;<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●过了<SPAN lang=EN-US>14</SPAN>日龄就应该考虑体感温度;<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●体感温度是温度、相对湿度、风速的函数;风冷效应<SPAN lang=EN-US>:</SPAN>见函数表<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; tab-stops: 256.5pt"><B style="mso-bidi-font-weight: normal"><SPAN lang=EN-US style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">3</SPAN></B><B style="mso-bidi-font-weight: normal"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">、四个风速参数:<SPAN lang=EN-US><SPAN style="mso-tab-count: 1"> </SPAN><o:p></o:p></SPAN></SPAN></B></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●通过水帘纸的风速<SPAN lang=EN-US>400fpm</SPAN>(<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="2.03" UnitName="米"><SPAN lang=EN-US>2.03</SPAN>米</st1:chmetcnv><SPAN lang=EN-US>/</SPAN>秒);<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●水帘纸到出卷帘<SPAN lang=EN-US>(</SPAN>水帘内侧的风帘口<SPAN lang=EN-US>)</SPAN>风速<SPAN lang=EN-US>900fpm(<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="4.57" UnitName="米">4.57<SPAN lang=EN-US><SPAN lang=EN-US>米</SPAN></SPAN></st1:chmetcnv>/</SPAN>秒<SPAN lang=EN-US>)</SPAN>;<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●鸡舍纵向<SPAN lang=EN-US>(</SPAN>小窗关闭状态<SPAN lang=EN-US>)</SPAN>风速<SPAN lang=EN-US>450~550fpm(2.03~<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="2.8" UnitName="米">2.8<SPAN lang=EN-US><SPAN lang=EN-US>米</SPAN></SPAN></st1:chmetcnv>/</SPAN>秒<SPAN lang=EN-US>)</SPAN>在离地面高<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="1" UnitName="米"><SPAN lang=EN-US>1</SPAN>米</st1:chmetcnv>的位置测量;<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●<SPAN lang=EN-US>28</SPAN>日龄后流过鸡背的风速要小于<SPAN lang=EN-US>350~500fpm(1.78~<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="2.5" UnitName="米">2.5<SPAN lang=EN-US><SPAN lang=EN-US>米</SPAN></SPAN></st1:chmetcnv>/</SPAN>秒<SPAN lang=EN-US>)</SPAN>。<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><B style="mso-bidi-font-weight: normal"><SPAN lang=EN-US style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">4</SPAN></B><B style="mso-bidi-font-weight: normal"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">、夏季通风优先考虑的条件<SPAN lang=EN-US>:<o:p></o:p></SPAN></SPAN></B></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●鸡舍的纵向风速<SPAN lang=EN-US>(</SPAN>小窗关闭状态<SPAN lang=EN-US>):450--550fpm(2.3--<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="2.8" UnitName="米">2.8<SPAN lang=EN-US><SPAN lang=EN-US>米</SPAN></SPAN></st1:chmetcnv>/</SPAN>秒<SPAN lang=EN-US>)</SPAN>离地高<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="1" UnitName="米"><SPAN lang=EN-US>1</SPAN>米</st1:chmetcnv>的位置的风速;<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●气体交换时间<SPAN lang=EN-US>:</SPAN>低于<SPAN lang=EN-US>1.2</SPAN>分钟换一遍空气<SPAN lang=EN-US>(</SPAN>用排风扇的排风量<SPAN lang=EN-US>/</SPAN>总体积的值<SPAN lang=EN-US>)</SPAN>;<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●控制相对湿度<SPAN lang=EN-US>:45%--65%</SPAN>;<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●进风口的负压<SPAN lang=EN-US>:</SPAN>进入鸡舍的风速要根据鸡舍宽度来定<SPAN lang=EN-US>(</SPAN>如<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="16" UnitName="米"><SPAN lang=EN-US>16</SPAN>米</st1:chmetcnv>宽的鸡舍参考压力为<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue=".08" UnitName="英寸"><SPAN lang=EN-US>0.08</SPAN>英寸</st1:chmetcnv>水柱<SPAN lang=EN-US>,</SPAN>在密闭状态良好下<SPAN lang=EN-US>)</SPAN>;<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●温度控制<SPAN lang=EN-US>:</SPAN>是体感温度而不是干球温度;<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●所有的风机开启后才能用水帘泵<SPAN lang=EN-US>,</SPAN>最后一台风机在<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="78" UnitName="℉"><SPAN lang=EN-US>78</SPAN>℉</st1:chmetcnv><SPAN lang=EN-US>/<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="25.5" UnitName="℃">25.5<SPAN lang=EN-US><SPAN lang=EN-US>℃</SPAN></SPAN></st1:chmetcnv><SPAN lang=EN-US>开启;<o:p></o:p></SPAN></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●水帘开启要符合下列条件<SPAN lang=EN-US>:</SPAN>温度高于<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="82" UnitName="℉"><SPAN lang=EN-US>82</SPAN>℉</st1:chmetcnv><SPAN lang=EN-US>/<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="27.8" UnitName="℃">27.8<SPAN lang=EN-US><SPAN lang=EN-US>℃</SPAN></SPAN></st1:chmetcnv><SPAN lang=EN-US>、湿度低于70% </SPAN></SPAN>、鸡背风速高于<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="2.3" UnitName="米"><SPAN lang=EN-US>2.3</SPAN>米</st1:chmetcnv><SPAN lang=EN-US>/</SPAN>秒,<B style="mso-bidi-font-weight: normal">过水帘风速</B>在<SPAN lang=EN-US>1.78--<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="2.29" UnitName="米">2.29<SPAN lang=EN-US><SPAN lang=EN-US>米</SPAN></SPAN></st1:chmetcnv>/</SPAN>秒;<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●不要为了降低干球温度而使相对湿度升得太高<SPAN lang=EN-US>(>70%RH)</SPAN>。<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN lang=EN-US style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体"><o:p> </o:p></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><B style="mso-bidi-font-weight: normal"><SPAN lang=EN-US style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">5</SPAN></B><B style="mso-bidi-font-weight: normal"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">、获得最佳生产成绩的体感温度<SPAN lang=EN-US>:<o:p></o:p></SPAN></SPAN></B></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 49.1pt; mso-char-indent-count: 3.07"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">最后一台夏季风机应该在<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="78" UnitName="℉"><SPAN lang=EN-US>78</SPAN>℉</st1:chmetcnv><SPAN lang=EN-US>/<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="25.5" UnitName="℃">25.5<SPAN lang=EN-US><SPAN lang=EN-US>℃</SPAN></SPAN></st1:chmetcnv><SPAN lang=EN-US>开启,</SPAN></SPAN>水帘泵低于<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="80" UnitName="℉"><SPAN lang=EN-US>80</SPAN>℉</st1:chmetcnv><SPAN lang=EN-US>/<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="26.7" UnitName="℃">26.7<SPAN lang=EN-US><SPAN lang=EN-US>℃</SPAN></SPAN></st1:chmetcnv><SPAN lang=EN-US>时不应该开启,<o:p></o:p></SPAN></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">推荐的是<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="82" UnitName="℉"><SPAN lang=EN-US>82</SPAN>℉</st1:chmetcnv><SPAN lang=EN-US>/<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="27.8" UnitName="℃">27.8<SPAN lang=EN-US><SPAN lang=EN-US>℃</SPAN></SPAN></st1:chmetcnv>,</SPAN>最后风机开户启与湿帘泵的开启应该有<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="2" UnitName="℃"><SPAN lang=EN-US>2</SPAN>℃</st1:chmetcnv>的温差<SPAN lang=EN-US>;</SPAN>水帘泵应<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">该根据温度和相对湿度共同控制开启<SPAN lang=EN-US>.<o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">通过鸡舍负压<SPAN lang=EN-US>(</SPAN>或鸡舍宽度<SPAN lang=EN-US>)</SPAN>计算的进风口面积<SPAN lang=EN-US>,(144</SPAN>平方英寸是<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="1" UnitName="平方英尺"><SPAN lang=EN-US>1</SPAN>平方英尺</st1:chmetcnv><SPAN lang=EN-US>)<o:p></o:p></SPAN></SPAN></P><P class=MsoPlainText style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><FONT face=宋体><st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="True" SourceValue="10.4" UnitName="米"><SPAN lang=EN-US style="FONT-SIZE: 16pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体">10.4 </SPAN><SPAN style="FONT-SIZE: 16pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体">米</SPAN></st1:chmetcnv><SPAN style="FONT-SIZE: 16pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体">宽风速为<SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN><st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="True" SourceValue="3.55" UnitName="米">3.55 <SPAN lang=EN-US><SPAN lang=EN-US>米</SPAN></SPAN></st1:chmetcnv>/</SPAN>秒<SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>1</SPAN>平方英寸<SPAN lang=EN-US>4.0cfm/s<o:p></o:p></SPAN></SPAN></FONT></P><P class=MsoPlainText style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><FONT face=宋体><st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="True" SourceValue="10.9" UnitName="米"><SPAN lang=EN-US style="FONT-SIZE: 16pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体">10.9 </SPAN><SPAN style="FONT-SIZE: 16pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体">米</SPAN></st1:chmetcnv><SPAN style="FONT-SIZE: 16pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体">宽风速为<SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN><st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="True" SourceValue="4.06" UnitName="米">4.06 <SPAN lang=EN-US><SPAN lang=EN-US>米</SPAN></SPAN></st1:chmetcnv>/</SPAN>秒<SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>1</SPAN>平方英寸<SPAN lang=EN-US>4.5cfm/s <o:p></o:p></SPAN></SPAN></FONT></P><P class=MsoPlainText style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><FONT face=宋体><st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="True" SourceValue="12.2" UnitName="米"><SPAN lang=EN-US style="FONT-SIZE: 16pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体">12.2 </SPAN><SPAN style="FONT-SIZE: 16pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体">米</SPAN></st1:chmetcnv><SPAN style="FONT-SIZE: 16pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体">宽风速为<SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN><st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="True" SourceValue="4.57" UnitName="米">4.57 <SPAN lang=EN-US><SPAN lang=EN-US>米</SPAN></SPAN></st1:chmetcnv>/</SPAN>秒<SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>1</SPAN>平方英寸<SPAN lang=EN-US>5.0cfm/s <o:p></o:p></SPAN></SPAN></FONT></P><P class=MsoPlainText style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><FONT face=宋体><st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="True" SourceValue="13.7" UnitName="米"><SPAN lang=EN-US style="FONT-SIZE: 16pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体">13.7 </SPAN><SPAN style="FONT-SIZE: 16pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体">米</SPAN></st1:chmetcnv><SPAN style="FONT-SIZE: 16pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体">宽风速为<SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN><st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="True" SourceValue="5.08" UnitName="米">5.08 <SPAN lang=EN-US><SPAN lang=EN-US>米</SPAN></SPAN></st1:chmetcnv>/</SPAN>秒<SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>1</SPAN>平方英寸<SPAN lang=EN-US>5.5cfm/s <o:p></o:p></SPAN></SPAN></FONT></P><P class=MsoPlainText style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><FONT face=宋体><st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="True" SourceValue="15.2" UnitName="米"><SPAN lang=EN-US style="FONT-SIZE: 16pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体">15.2 </SPAN><SPAN style="FONT-SIZE: 16pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体">米</SPAN></st1:chmetcnv><SPAN style="FONT-SIZE: 16pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体">宽风速为<SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN><st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="True" SourceValue="5.59" UnitName="米">5.59 <SPAN lang=EN-US><SPAN lang=EN-US>米</SPAN></SPAN></st1:chmetcnv>/</SPAN>秒<SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>1</SPAN>平方英寸<SPAN lang=EN-US>6.0cfm/s <o:p></o:p></SPAN></SPAN></FONT></P><P class=MsoPlainText style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><FONT face=宋体><st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="True" SourceValue="18.3" UnitName="米"><SPAN lang=EN-US style="FONT-SIZE: 16pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体">18.3 </SPAN><SPAN style="FONT-SIZE: 16pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体">米</SPAN></st1:chmetcnv><SPAN style="FONT-SIZE: 16pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体">宽风速为<SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN><st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="True" SourceValue="6.1" UnitName="米">6.10 <SPAN lang=EN-US><SPAN lang=EN-US>米</SPAN></SPAN></st1:chmetcnv>/</SPAN>秒<SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>1</SPAN>平方英寸<SPAN lang=EN-US>6.5cfm/s <o:p></o:p></SPAN></SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><B style="mso-bidi-font-weight: normal"><SPAN lang=EN-US style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">6</SPAN></B><B style="mso-bidi-font-weight: normal"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">、热应激指数<SPAN lang=EN-US>:<o:p></o:p></SPAN></SPAN></B></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 40.95pt; mso-char-indent-count: 2.55"><B style="mso-bidi-font-weight: normal"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">公式</SPAN></B><SPAN lang=EN-US style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">:</SPAN><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">华氏干球温度℉<SPAN lang=EN-US>+</SPAN>相对湿度<SPAN lang=EN-US>=</SPAN>热应激指数<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 40.8pt; mso-char-indent-count: 2.55"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">华氏度<SPAN lang=EN-US>=</SPAN>摄氏度<SPAN lang=EN-US>*9/5+32<SPAN style="mso-spacerun: yes"> </SPAN><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 96pt; mso-char-indent-count: 6.0"><SPAN lang=EN-US style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">150</SPAN><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">或更低的指数没有问题<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 96pt; mso-char-indent-count: 6.0"><SPAN lang=EN-US style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">155</SPAN><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">是临界状态<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 96pt; mso-char-indent-count: 6.0"><SPAN lang=EN-US style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">160</SPAN><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">采食下降<SPAN lang=EN-US>,</SPAN>饮水增加<SPAN lang=EN-US>,</SPAN>产量下降<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 96pt; mso-char-indent-count: 6.0"><SPAN lang=EN-US style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">165</SPAN><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">开始死鸡<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 96pt; mso-char-indent-count: 6.0"><SPAN lang=EN-US style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">170</SPAN><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">时死鸡会更多<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 40.8pt; mso-char-indent-count: 2.55"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●不能开启水帘来试图降低干球温度从而导致相对湿度太高造成危害;<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 40.8pt; mso-char-indent-count: 2.55"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●鸡舍的房顶要隔热;<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 40.8pt; mso-char-indent-count: 2.55"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●热空气从鸡舍屋脊、卷帘顶部或卷帘底部进来;<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 40.8pt; mso-char-indent-count: 2.55"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●鸡群密度相对于通风系统的换气量来讲太高<SPAN lang=EN-US>,</SPAN>穿过鸡舍的纵向风速太低;<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 40.8pt; mso-char-indent-count: 2.55"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●水帘的面积与风机的排风量不匹配<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 40.8pt; mso-char-indent-count: 2.55"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●水帘需要清洁或重新安装<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 40.8pt; mso-char-indent-count: 2.55"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●蒸发降温系统四周有裂缝<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 40.8pt; mso-char-indent-count: 2.55"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●温度与湿度的变化<SPAN lang=EN-US>-----</SPAN>导致相同的结果:<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 224pt; mso-char-indent-count: 14.0"><SPAN lang=EN-US style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">150</SPAN><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">为正常<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 224pt; mso-char-indent-count: 14.0"><SPAN lang=EN-US style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">155</SPAN><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">为临界点<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 72pt; mso-char-indent-count: 4.5"><st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="90" UnitName="℉"><SPAN lang=EN-US style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">90</SPAN><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">℉</SPAN></st1:chmetcnv><SPAN lang=EN-US style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">+75%=165<SPAN style="mso-spacerun: yes"> </SPAN>165</SPAN><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">开始死鸡<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 72.15pt; mso-char-indent-count: 4.51"><st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="95" UnitName="℉"><SPAN lang=EN-US style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">95</SPAN><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">℉</SPAN></st1:chmetcnv><SPAN lang=EN-US style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">+60%=160<SPAN style="mso-spacerun: yes"> </SPAN>160</SPAN><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">采食下降<SPAN lang=EN-US>,</SPAN>饮水增加<SPAN lang=EN-US>,</SPAN>生产效率下降<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 64.3pt; mso-char-indent-count: 4.02"><SPAN lang=EN-US style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体"><SPAN style="mso-spacerun: yes"> </SPAN><st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="90" UnitName="℉">90<SPAN lang=EN-US><SPAN lang=EN-US>℉</SPAN></SPAN></st1:chmetcnv>+80%=170<SPAN style="mso-spacerun: yes"> </SPAN>170</SPAN><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">时死鸡会更多<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 64.3pt; mso-char-indent-count: 4.02"><SPAN lang=EN-US style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体"><SPAN style="mso-spacerun: yes"> </SPAN><st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="80" UnitName="℉">80<SPAN lang=EN-US><SPAN lang=EN-US>℉</SPAN></SPAN></st1:chmetcnv>+90%=170<o:p></o:p></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体"><SPAN style="mso-spacerun: yes"> </SPAN><B style="mso-bidi-font-weight: normal">7</B></SPAN><B style="mso-bidi-font-weight: normal"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">、水帘使用<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></B></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●水帘的面积应该与风机的额定功率<B style="mso-bidi-font-weight: normal">相匹配;</B><SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●所有夏季风机<SPAN lang=EN-US>(</SPAN>纵向风机<SPAN lang=EN-US>)</SPAN>都开启后才能开水帘泵;<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●用<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="6" UnitName="英寸"><SPAN lang=EN-US>6</SPAN>英寸</st1:chmetcnv><SPAN lang=EN-US>(<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="15" UnitName="厘米">15<SPAN lang=EN-US><SPAN lang=EN-US>厘米</SPAN></SPAN></st1:chmetcnv>)</SPAN>水帘的蒸发降温系统的纵向通风<SPAN lang=EN-US>,</SPAN>鸡舍用<SPAN lang=EN-US>0.10</SPAN>的压力<SPAN lang=EN-US>,</SPAN>遮黑鸡舍的饲养纵向通风鸡舍用<SPAN lang=EN-US>0.15(</SPAN>英寸水柱<SPAN lang=EN-US>)</SPAN>;<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.3pt; mso-char-indent-count: 2.57"><B style="mso-bidi-font-weight: normal"><SPAN lang=EN-US style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体"><o:p> </o:p></SPAN></B></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 23.95pt; mso-char-indent-count: 1.49"><B style="mso-bidi-font-weight: normal"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">水帘蒸发降温系统的应用条件<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></B></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●经过<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="6" UnitName="英寸"><SPAN lang=EN-US>6</SPAN>英寸</st1:chmetcnv><SPAN lang=EN-US>(<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="15" UnitName="厘米">15<SPAN lang=EN-US><SPAN lang=EN-US>厘米</SPAN></SPAN></st1:chmetcnv>)</SPAN>水帘的风速最小是<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="1.78" UnitName="米"><SPAN lang=EN-US>1.78</SPAN>米</st1:chmetcnv><SPAN lang=EN-US>/</SPAN>秒<SPAN lang=EN-US>,</SPAN>理想的风速是<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="2.03" UnitName="米"><SPAN lang=EN-US>2.03</SPAN>米</st1:chmetcnv><SPAN lang=EN-US>/</SPAN>秒<SPAN lang=EN-US>,</SPAN>最大是<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="2.29" UnitName="米"><SPAN lang=EN-US>2.29</SPAN>米</st1:chmetcnv><SPAN lang=EN-US>/</SPAN>秒<SPAN lang=EN-US>,</SPAN>此时也是蒸发效率是最好的;<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●气温最低<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="80" UnitName="℉"><SPAN lang=EN-US>80</SPAN>℉</st1:chmetcnv><SPAN lang=EN-US>(<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="26.6" UnitName="℃">26.6<SPAN lang=EN-US><SPAN lang=EN-US>℃</SPAN></SPAN></st1:chmetcnv>),</SPAN>才能开启水帘;<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●相对湿度低于<SPAN lang=EN-US>70%</SPAN>时才能启动水帘泵;<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●水帘泵的启动要同时受温度和相对湿度这两个因素控制;<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●水帘泵关闭的时间比开启的时间更重要<SPAN lang=EN-US>,</SPAN>因为主要看水帘蒸汽从水帘纸面蒸发的能力<SPAN lang=EN-US>.</SPAN>必须采用间干间湿方式使水帘发挥最佳效率;<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●一旦达到露点,水就不再蒸发,因此温度不会再降,相对湿度也会增加。<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 23.95pt; mso-char-indent-count: 1.49"><B style="mso-bidi-font-weight: normal"><SPAN lang=EN-US style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体"><o:p> </o:p></SPAN></B></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 23.95pt; mso-char-indent-count: 1.49"><B style="mso-bidi-font-weight: normal"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">针对问题的解决的办法:<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></B></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●定期的预防维护;<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●温度和湿度探头的位置和精确度<SPAN lang=EN-US>(</SPAN>相对湿度探头应该挂在鸡舍前端的<SPAN lang=EN-US>1/4</SPAN>处<SPAN lang=EN-US>,</SPAN>离地<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="1.2" UnitName="米"><SPAN lang=EN-US>1.2</SPAN>米</st1:chmetcnv>高<SPAN lang=EN-US>)</SPAN>温度探头应该均匀分布于鸡舍或在风机一端<SPAN lang=EN-US>,</SPAN>探头应挂在鸡背高度。<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 40pt; mso-char-indent-count: 2.5"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●环境控制参数的设定和校对必须准确;<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 40pt; mso-char-indent-count: 2.5"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●设定参数与环境条件<SPAN lang=EN-US>,</SPAN>鸡的年龄和大小有关;<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●根据鸡舍的宽度确定鸡舍的负压<SPAN lang=EN-US>(</SPAN>风速<SPAN lang=EN-US>)</SPAN>;<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●观察鸡群状态;<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●水位料位充足;<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●垫料状况。<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><B style="mso-bidi-font-weight: normal"><SPAN lang=EN-US style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">8</SPAN></B><B style="mso-bidi-font-weight: normal"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">、蒸发降温系统的恰当使用<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></B></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●记住我们的降温不是来自水的冷却作用<SPAN lang=EN-US>,</SPAN>而是水的蒸发带走热量;<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●当用蒸发降温系统时<SPAN lang=EN-US>,</SPAN>水帘的表面积一定要与风扇的排风量相匹配<SPAN lang=EN-US>,</SPAN>这样才能得到最大的蒸发效率<SPAN lang=EN-US>,</SPAN>用<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="15" UnitName="cm"><SPAN lang=EN-US>15cm</SPAN></st1:chmetcnv>的水帘时<SPAN lang=EN-US>,</SPAN>用<SPAN lang=EN-US>0.1(</SPAN>英寸水柱<SPAN lang=EN-US>)</SPAN>负压下的总的排风量除以<SPAN lang=EN-US>400,<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="10" UnitName="cm">10cm</st1:chmetcnv></SPAN>的除以<SPAN lang=EN-US>250,<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="5" UnitName="cm">5cm</st1:chmetcnv></SPAN>的除以<SPAN lang=EN-US>150,</SPAN>得到水帘面积;<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●水泵在温度低于<SPAN lang=EN-US>28</SPAN>度或湿度高于<SPAN lang=EN-US>70%</SPAN>时不能开;<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●任何时候看见水帘上有水流时就不应该再开水帘<SPAN lang=EN-US>(</SPAN>蒸发效果差<SPAN lang=EN-US>)</SPAN>。<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><B style="mso-bidi-font-weight: normal"><SPAN lang=EN-US style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">9</SPAN></B><B style="mso-bidi-font-weight: normal"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">、水帘的蒸发冷却系统的误解和误用<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></B></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●水帘安装方向错误、损坏、脏;<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●湿度高时还启用;<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●要有净化系统<SPAN lang=EN-US>,</SPAN>把常见的进入循环的回水系统的脏物清除;<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●降温设备中水帘的类型和组装;<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●水帘面积一定与风机工作负压下的排风量相匹配;<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●水帘用水的水温及其对蒸发的影响。<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><B style="mso-bidi-font-weight: normal"><SPAN lang=EN-US style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">10</SPAN></B><B style="mso-bidi-font-weight: normal"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">、夏季通风的问题<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></B></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 32pt; mso-char-indent-count: 2.0"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">当经鸡舍的风速很低的时候<SPAN lang=EN-US>,</SPAN>你必须要检查有没有地方漏风<SPAN lang=EN-US>,</SPAN>检查<B style="mso-bidi-font-weight: normal">风扇的皮带</B>是否松了<SPAN lang=EN-US>,</SPAN>确信开启的风扇的进风口没有太多的障碍<SPAN lang=EN-US>(</SPAN>高压<SPAN lang=EN-US>),</SPAN>检查所有的风扇的百页窗<SPAN lang=EN-US>,</SPAN>检查遮光罩的大小和位置是否合适<SPAN lang=EN-US>,</SPAN>检查蒸发降温用的水帘是否脏了<SPAN lang=EN-US>,</SPAN>或堵塞了<SPAN lang=EN-US>,</SPAN>安装的挡风帘或风机数量是否合适。<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●如果朝着风扇的地方风速越来越慢<SPAN lang=EN-US>,</SPAN>那就是进风口的进风量超过风扇的排风能力;<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●如果朝着风扇的地方风速越来越快<SPAN lang=EN-US>,</SPAN>那就是有漏风;<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●挡风帘安装得太低时<SPAN lang=EN-US>,</SPAN>负压太大会降低所有排风扇的排风量<SPAN lang=EN-US>,</SPAN>使纵向风速降低;<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 41.1pt; mso-char-indent-count: 2.57"><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体">●当进风口负压<SPAN lang=EN-US>(</SPAN>风速<SPAN lang=EN-US>)</SPAN>太低时<SPAN lang=EN-US>,</SPAN>要缩小进风口的开度直到获得适当的负压<SPAN lang=EN-US>,</SPAN>并把此时的负压设定为控制系统的负压;<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><SPAN style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-font-kerning: 1.0pt; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">●设定负压在比进风口负压高<SPAN lang=EN-US>0.015--<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue=".02" UnitName="英寸">0.02<SPAN lang=EN-US><SPAN lang=EN-US>英寸</SPAN></SPAN></st1:chmetcnv><SPAN lang=EN-US>水</SPAN></SPAN></SPAN> |
|