环控知识培训课件

IntroductionViggoPoulsenFocuson:主要内容：Climatesystems气候控制系统

Thebasic’s基础知识

Theoptions设备

Therightchoice配置7/29/20232Introduction主要内容Considerationsbeforechoosingclimatesystem

选择气候控制系统的注意事项Dimensioningofclimatesystem气候控制系统的规划Basicofclimate气候控制基础知识

Themostcommonventilationprincipalsandtheirdifferences

常用气候控制原理及其区别Basicrequirements-AsClimatetechnician气候控制基本技术要求

Inspectthecompartmentbeforeenter首先需要检查房间的情况Producingbiggerpigs,-faster.更快地生产体型更大的猪Animportantbasicfactorfor为舍内创造最佳的环境对于下列方面

ahealthyeconomy健康的财务状况

highestpossibleperformance实现最佳的生产性能utilizationofpotential充分利用动物潜力….istoestablishanoptimalenvironmentinthebarn是非常重要的基本因素Agoodclimatesystemplaysanessentialroleinreachingthesetargets良好的气候控制系统在实现上述目标的过程中起到不可或缺的作用

7/29/2023Geographiclocationoftheproject项目的地理位置Climatezone气候区域

Altitude,rain/snowfall,wind,humidity,min/maxtemperaturesetc.

海拔、雨雪风等气候状况、湿度、最高/最低温度等7/29/2023重量Kg最佳温度℃仔猪＜232＜528断奶仔猪＜828＜102610-152215-3020保育猪30-6018育成猪60-12016哺乳母猪16怀孕母猪18各猪舍最佳温度7/29/2023Too

hot舍内过热Pigsareusuallycleananimals.猪通常是喜欢干净的动物。

Dirtypigssendwarningsignals猪变脏即为一种警告信号?

Toohighroomtemperature

室内温度是否过高?

Sufficientventilationsystem

通风是否充足?

Pendesignandsize.

围栏设计和尺寸是否适当Results结果

=Heatstress热应激Badairquality空气质量差Increasedmortality提高死亡率Lessdailygain降低日增重Increasedmanpower增加工作量7/29/2023

Too

cold舍内过冷

Openfloor

漏缝地板?Openpenning

开放式围栏?

Heating是否加热

?Roomtemperature室内温度?Ventilation,-type

通风类型?Airspeed

风速?7/29/2023Thepigregulatesbodyheatinfourways猪以四种方式调节体温:

radiation散热

(losstothesurroundingceilingandwalls)（热量散失到周围的吊顶和墙壁

conduction热传导

(heatconductedfromthebodybywhateverittouches)（热量传导至其接触到的物体）

convection热流传递

(losstoairflowingoverthebody)（散失至通过身体的气流中）latentheatloss潜热散失

(lossthroughevaporationofbodymoisture)（体表水分蒸发散失热量）Latent潜热Radiation散热Convection热流传递Conduction热传导7/29/2023Cooling降温…..Chilleffect风冷效应…..7/29/2023Chillingisoneofthemostimportantcontributorstobabypigmortality

infarrowingItmakesthepigletweakandsluggish,leavingitvulnerabletootherdangerssuchascrushingandstarvation.风冷是哺乳仔猪死亡率的最重要的影响因素之一，会使仔猪体况变差、反应迟钝，进而使其易于遭受挤压或饥饿等其他风险。7/29/2023Addedheatingisneededwhenpigsarenotabletokeepcomforttemperaturebyownheatproduction.Additionalheatcanbesuppliedeitherbygasorwarmwaterforroomorbywarmwaterorelectricforzoneheating(Heatplate/lamps)当猪通过自身产热无法保持其所需的舒适温度时，需要对舍内进行加热。加热的方式有下列几种：全舍的水暖加热或燃气加热，以及局部电加热（加热板/保温灯）7/29/2023Impactofhightemperatures高温的影响

Lowfeedintake降低采食量Highwaterintake提高饮水量Lowdailyweightgain降低日增重Riskofheatstressandhighermortality增大热应激的风险并提高死亡率Impactoflowtemperatures低温的影响

Highfeedintake提高采食量Lowdailyweightgain降低日增重Highermedicalcost提高药物成本Highermortality提高死亡率Conclusionofhighorlowtemperatures:Slowgrowthperformance-Highermortality-Slowerturnoverofpigs–highermedicalcost-morelaborrequired高温或低温状态下：降低增重性能–提高死亡率–降低猪群流转速度–提高药物成本–增加工作量7/29/2023Mostcommontypesofmodernventilationsystems常用的现代化通风系统类型Negativepressuresystemswithfreshairinlets负压通风系统Equalpressuresystems等压通风系统Positivepressuresystem正压通风系统Tunnelventilation纵向通风系统

Combi-tunnelventilation联合通风系统7/29/2023Theairissuckedoutthroughtheexhaustunitandtakeninthroughwallorceilinginlets.利用排风装置将舍内空气排出舍外，同时通过侧墙或吊顶进风窗吸入新鲜空气。Strongpoints优点Built-inemergencyventilation(naturalventilation)内置紧急通风装置（自然通风）”Simplestructure”（结构简单）Lowoperatingcosts运行成本低Canbecombinedwithvariouscoolingsystems可采用多种降温系统Weakpoints缺点Sensitivetowind对风力风向较为敏感Negativepressuresystemwithfresh-airinletvalves采用进风小窗的负压通风系统7/29/202315EqualPressureVentilation等压通风系统

Theairissuckedoutthroughtheexhaustunitand“blown”inthroughachimneyequippedwithanairdistributionunit.利用排风装置将舍内空气排出舍外，并通过配有空气分布装置的烟囱将空气“吸入”舍内。Strongpoints优点Noteffectedbythewind不受风力风向影响Thedistributionofairisfine空气分布状况良好Weakpoints缺点Noemergencyventilation无紧急通风功能Expensiveinoperation(twicethenumberoffans)运行成本高（风扇数量x2）Difficulttoclean难以进行清洁7/29/202316PositivePressureVentilation正压通风系统

Theairispushedoutthroughchimneyorwallopeningsunitand“blown”inthroughachimneyequippedwithanairdistributionunit.通过配有空气分布装置的烟囱将新鲜空气“吸入”舍内，并通过烟囱将舍内空气排出舍外。Strongpoints优点Noteffectedbythewind不受风力风向影响Thedistributionofairisfine空气分布状况良好IdealforsystemswithPRRSfilters与蓝耳病过滤器结合使用可实现最佳效果Weakpoints缺点Noemergencyventilation无紧急通风功能Impactonbuildingstructure影响建筑结构7/29/202317Tunnelventilation纵向通风7/29/2023Combi-tunnelventilation联合通风

Automaticclimatecontrol自动控制气候状况

Sidemodeinwinter冬季采用横向模式Tunnelmodeinsummer夏季采用纵向模式

Heating/cooling,humidification实现加热/降温和加湿等功能Optimalclimate365daysandnightsperyear全年适用的气候控制系统7/29/20237/29/2023dustBalancebetweencostandair-quality在成本和空气质量之间取得平衡Demandsofthein-doorclimate室内气候条件需求:NH³:max.20ppm,better10ppmCO2:max.3000ppm,better2500ppm%RH:max.80%(challenginginAsia)Powerconsumption(功耗):Watt/m3airexchanged7/29/202321Basicrequirementsforoptimalfunction实现最佳功能的基本要求

Inspectpigsbehaviorbeforeenter进猪前检查猪群行为Howtheyrest,aretheyoveractive,bodyconditions,usingtherestingareaofthepen?它们的躺卧姿势如何、是否精力过剩、体况如何、休息区布局如何？Tighthouseconstruction房舍建筑的空气密闭性Orientationofinterior/penning内部设施/围栏的方向Avoidobstructionsforfreeairmovement避免出现任何阻碍气流的障碍物7/29/2023Climateispartofaconcept–So

气候控制是整体方案的一部分Checkheatingifinstalled/required

检查是否安装/需要加热系统Correctplaced安装位置是否正确Enoughcapacity加热量是否充足Checkdrinking检查饮水系统Placingofdrinkers饮水器的布局Amountofdrinkers饮水器的数量Wateramount供水量Checkpenning/flooring检查围栏/地板系统barriersforairmovement是否阻碍气流Open/closedpenning开放式/封闭式围栏系统Solidfloor–plastic-castorconcreteslats

水泥地面–塑料、铸铁或水泥漏缝地板Evenonfullslattedfloorapenhastobedividedintoactivityandrestingarea即使铺设全漏缝地板，栏内也必须划分活动区和休息区7/29/2023Thebuildingmustbetight!!建筑必须保持良好的气密性！！7/29/2023Lowstaticpressure;

Poorairmixing静压低；空气混合较差GoodAirMixingRequiresStaticPressure良好的空气混合需要静态压力Highstaticpressure;Goodairmixing静压高；空气混合良好7/29/2023Control

控制装置Choiceoftherightclimatecontroller选择正确的气候电脑

135–235PRO

Think“futureproof”前瞻性设备BFNKeepitas“simpleandsafe”aspossible

尽可能遵守“简单且安全”的原