空气和油路循环2Microsft Powerp

1、IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions302 螺杆机受证培训IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustr

2、ial Air Solutions空气和油路循环空气和油路循环IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions工作时最大的环境温工作时最大的环境温度为度为1150F (460C)IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July,

3、2003302 Rotary Certification Training - AirflowIndustrial Air Solutions叠加式端到端叠加式并行式冷却器位置冷却器位置IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions后冷机后冷机主主电动机电动机分离分离桶桶排气口排气口进气过滤器进气过滤器主部件进气过滤器主部件进气过滤器主机

4、主机进气控制阀进气控制阀IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions进气过滤器进气过滤器IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - Air

5、flowIndustrial Air Solutions 标准3微米（以前为10微米） 恶劣环境下的高粉尘尘过滤器，大约恶劣环境下的高粉尘尘过滤器，大约3微米微米 目的目的 在空气进入主机之前，对空气进行清洁在空气进入主机之前，对空气进行清洁 延长主机的使用寿命延长主机的使用寿命 延长分离元件的使用寿命延长分离元件的使用寿命进气过滤器进气过滤器IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - Airfl

6、owIndustrial Air Solutions蒸气通过蒸气通过颗粒物停止在此处颗粒物停止在此处1AVPT进气过滤器进气过滤器蓝色端部3微米IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions螺杆机空气过滤元件螺杆机空气过滤元件 高性能高性能 高效率，高效率，3微米微米 滤过滤过率率测量值为测量值为99.95% 对于等于和大于对于等于和大于

7、3微米的颗粒物，总的过滤微米的颗粒物，总的过滤效率约为效率约为99% 1998年之前，对于10微米大小的颗粒物，过滤效率为99.5%IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions用于单级压缩机的标准过滤器用于单级压缩机的标准过滤器IR Global Service Education TeamIngersoll-Rand Propriet

8、ary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions用于双级压缩机的标准过滤器用于双级压缩机的标准过滤器IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions高粉尘过滤器，用于：高粉尘过滤器，用于： 50

9、 - 100 Hp 的压缩机。的压缩机。IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions300 - 500 Hp的压缩机。的压缩机。型号为型号为300E和和300 Hp的压缩机。的压缩机。250 - 300 Hp的压缩机。的压缩机。高粉尘过滤器，用于：高粉尘过滤器，用于：IR Global Service Education TeamIng

10、ersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions后冷机后冷机主主电动机电动机分离分离桶桶排气口排气口进气过滤器进气过滤器主部件进气过滤器主部件进气过滤器主机主机进气控制阀进气控制阀IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Train

11、ing - AirflowIndustrial Air Solutions 调节进入主机的空气量调节进入主机的空气量 蝶形蝶形 内置停止内置停止 步进电机步进电机控制控制 位置反馈限位板位置反馈限位板 键控联结键控联结 三种尺寸：三种尺寸： 4” - 6” - 8”。进气控制阀进气控制阀IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions4”

12、的蝶形进气阀带有润滑点的吸油合金轴承气动汽缸控制50-100HP 齿轮启动进气阀齿轮启动进气阀 当前产品当前产品IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions 开启位置。 当关闭时，减小真空用的通气口。请参考请参考FMS大型旋转部件大型旋转部件章节章节B，第第1页页.章节章节D，第第5页页1998年之前，压缩机上使用的年之前，压缩机上使用

13、的6” 进气阀进气阀IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions125-500 HP齿轮驱动进气阀 当前产品IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Trai

14、ning - AirflowIndustrial Air Solutions润滑口联结行程停止步进限位125-500 HP齿轮驱动进气阀 当前产品板IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions步进限位板限位开关步进限位板限位开关IR Global Service Education TeamIngersoll-Rand Propriet

15、ary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions 将压力读数转换为电信号。将压力读数转换为电信号。 感应出入口处的相对真空值。感应出入口处的相对真空值。 如果压力发生变化，电信号的强度也跟着变化。如果压力发生变化，电信号的强度也跟着变化。1 AVPT 压力传感器（也就是转换器）IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 20033

16、02 Rotary Certification Training - AirflowIndustrial Air Solutions1AVPT 压力传感器压力传感器 可变电信号经过模数转换器的处理后，被送往可变电信号经过模数转换器的处理后，被送往Intellisys控制器。控制器。 压力范围为压力范围为0至（至（-15） PSIG 5伏特直流电源伏特直流电源 输出信号为输出信号为0至至50毫伏（原始控制器）毫伏（原始控制器） 输出信号为输出信号为0.5 至至 4.5 伏特（新系统）伏特（新系统）IR Global Service Education TeamIngersoll-Rand Pro

17、prietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions1AVPT Pressure Sensor 1AVPT 压力传感器压力传感器 控制器通过入口处的真空信息来确定驱动马达的控制器通过入口处的真空信息来确定驱动马达的旋转方向是否正确，旋转方向是否正确， 以显示出入口空气过滤器的当前状况。以显示出入口空气过滤器的当前状况。 提供调节运行和空载运行下进气阀的定位逻辑。提供调节运行和空载运行下进气阀的定位逻辑。IR Global Service Ed

18、ucation TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions压力范围压力范围输入电压输入电压输出信号（电压）输出信号（电压）零件图号零件图号序列号序列号1AVPT Pressure Sensor 1AVPT 压力传感器压力传感器IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2

19、003302 Rotary Certification Training - AirflowIndustrial Air Solutions控制面板控制面板门门电控箱电控箱1AVPT Pressure Sensor 1AVPT 压力传感压力传感器器在配有Intellisys控制器的螺杆压缩机中，压力转换器的典型位置。IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial A

20、ir Solutions Lets Start the compressor 启动压缩机启动压缩机启动器启动器IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions2ATT1ATS2ATT 温度传感器（温度传感器（NTC 上升上升温度温度/下降阻抗下降阻抗 ） Warning at 221 F 106 C 在在221 F 106 C时发出警告时发

21、出警告 Alarm at 228 F 109 C Trip在在228 F 109 C时发出时发出报警报警1 ATS 一个常闭开关安装在主机的一个常闭开关安装在主机的排气口，在排气口，在245 F (118 C)时打开。时打开。2ATT温度传感器的惫用。温度传感器的惫用。Temperature Sensors温度传感器温度传感器IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustr

22、ial Air Solutions温度传感器温度传感器2ATTIR # 37952306温度传感器温度传感器1ATS 开关开关IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions 1ATS 在在245 0 F (118 C)时打开。时打开。 IR # 37952264. O形圈形圈 39404165Temperature Sensors温度传感

23、器温度传感器IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions止回阀止回阀当压缩机空载时或者停止时，止回阀可以避免空气/冷却剂出现回流。止回阀止回阀IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary C

24、ertification Training - AirflowIndustrial Air Solutions 当压缩机空载时或者停止时，止回阀可以避免空气/冷却剂出现回流。 弹簧和圆盘弹簧和圆盘 金属座材料金属座材料 避免回流避免回流主机排放止回阀主机排放止回阀IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions主机排放止回阀马达马达主机主机

25、IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions法兰连接，主机和桶体间的无泄露管道。主机排放管道主机排放管道IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Traini

26、ng - AirflowIndustrial Air Solutions单向阀单向阀 IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions分离器分离器分离器分离器IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Ro

27、tary Certification Training - AirflowIndustrial Air Solutions油和空气的第二级分离油和空气的第二级分离冷却剂含量为冷却剂含量为6-9 ppm 冷凝水中冷却剂含量为冷凝水中冷却剂含量为4-6 ppm 排出后冷却器的空气中冷却剂含量排出后冷却器的空气中冷却剂含量2-3 ppm 分离器元件分离器元件IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - A

28、irflowIndustrial Air Solutions 网结状网结状 需要进行回油需要进行回油 使用寿命和灰尘量有关使用寿命和灰尘量有关 必须接地必须接地 在在12 PSID 更换更换分离元件分离元件IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions分离元件分离元件COALESCENCEIR Global Service Educati

29、on TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions HEPA玻璃介质（湿层）玻璃介质（湿层） 折叠式样折叠式样 带油量为带油量为5ppm或者更少。或者更少。 压降小压降小 环氧元件，兼容于所有合成液体和石油基环氧元件，兼容于所有合成液体和石油基成分。成分。 刚性结构刚性结构 。 静电接地元件。静电接地元件。分离器元件分离器元件IR Global Service Education TeamI

30、ngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions分离器元件分离器元件IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions此钉用于桶体内由于此钉用于桶体内由

31、于空气和油的摩擦而产空气和油的摩擦而产生的静电接地。生的静电接地。分离器元件分离器元件柱柱钉钉IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions分离元件柱钉分离元件柱钉无柱钉，没无柱钉，没有接地有接地有柱钉，有有柱钉，有接地接地IR Global Service Education TeamIngersoll-Rand Proprietary

32、 Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions新分离器元件新分离器元件IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air SolutionsMPV 将开启压力设置为将开启压力设置为60 psig 同时起到止回阀的作用同时

33、起到止回阀的作用最小压力阀（最小压力阀（MVP）IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions最小压力阀（最小压力阀（MVP）IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certificat

34、ion Training - AirflowIndustrial Air Solutions 当压缩机已启动，且油分离当压缩机已启动，且油分离桶体压力低于桶体压力低于60PSI时，显时，显示出阀门正常位置的剖面图示出阀门正常位置的剖面图。最小压力阀（最小压力阀（MVP）IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions外壳螺母阀芯(60 ps

35、i) 弹簧弹簧 MPVIR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air SolutionsM4 - 7.5kW的小型的小型MPV M4 - 11kW MPVM37 - 45 kW MPV弹簧活塞活塞最小压力阀（最小压力阀（MVP）IR Global Service Education TeamIngersoll-Rand Proprietary Informa

36、tion. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions正在工作的最小压力阀（正在工作的最小压力阀（MVP）空载空载载荷为载荷为4.1巴巴启动启动IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions 将沉积在分离器元件底部的油带

37、到主机的低压侧。将沉积在分离器元件底部的油带到主机的低压侧。 包含一个小孔和过滤网（请参考FSM部分36页，以确定小孔大小） 每次更换滤油器时，或管线上含油量大时都需清洗每次更换滤油器时，或管线上含油量大时都需清洗小孔和滤网。小孔和滤网。回油管回油管IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions回油管、回油过滤器和止回阀回油管、回油过滤器

38、和止回阀IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions回油管回油管回油管滤网/节流孔总成回油管IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - A

39、irflowIndustrial Air Solutions 进入分离器元件干侧的管道应该至少高出分离进入分离器元件干侧的管道应该至少高出分离器元件底部器元件底部1/16” 。回油管回油管清洗线清洗线隔离器元件隔离器元件1/16”IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air SolutionsFSM 大型旋转部件，第大型旋转部件，第 36页页125 - 2

40、00 Hp = 0.089”250- 450 Hp = 0.110”对于配备蝶形进气阀的对于配备蝶形进气阀的50* 至至 500 Hp的压缩机，当前所使的压缩机，当前所使用的回油管滤网用的回油管滤网/节流孔。节流孔。Screen 滤网滤网Screen housing 滤网腔滤网腔Orifice节流孔节流孔O-ring O形圈形圈Flow 流向流向O-ring Viton O形环氟橡胶形环氟橡胶 IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Cert

41、ification Training - AirflowIndustrial Air Solutions老的回油管的滤网老的回油管的滤网/节流孔节流孔 每次更换过滤器时或出现油每次更换过滤器时或出现油耗大时，都应该清洁这些零耗大时，都应该清洁这些零件。件。Screw 螺钉Screen 滤网Screen housing 滤网腔Orifice节流孔IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - Airfl

42、owIndustrial Air SolutionsCOOLER 环境温度最大为环境温度最大为115F 污垢系数污垢系数 空气强制冷却空气强制冷却 铝翅片铝翅片/扰流管扰流管 干粉涂料干粉涂料冷却器冷却器IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions 将适量的冷却空气抽入吹过将适量的冷却空气抽入吹过冷却器冷却器冷却风扇和马达冷却风扇和马达

43、IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions 环境条件发生变化环境条件发生变化 冷却器堵塞，导致冷却器的冷却器堵塞，导致冷却器的性能发生变化。性能发生变化。如果持续冷却会出现何种情况？如果持续冷却会出现何种情况？IR Global Service Education TeamIngersoll-Rand Proprietary Info

44、rmation. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions 设置为设置为 160F (71C). 如果如果 160F 阀门使油混合，以确保喷射温度大约为160F温控阀温控阀IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions

45、生锈的分离器桶盖生锈的分离器桶盖IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions生锈的最小止回阀生锈的最小止回阀IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Trai

46、ning - AirflowIndustrial Air SolutionsIR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions系统出现湿气的迹象。系统出现湿气的迹象。IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302

47、 Rotary Certification Training - AirflowIndustrial Air Solutions 多种设置多种设置140F (60C)150F (65C)160F 正常 (71C)170F(77C) 混合应用混合应用 3 Ports 三个端口三个端口A = 主机B = 旁路C = 冷却器出口BAC温控阀温控阀IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - Airflow

48、Industrial Air Solutions旧式装配旧式装配M55-75，无旁通管无旁通管温孔阀温孔阀IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air SolutionsTCV设置为 160F (71C). 如果 160F ，则阀门混合冷却剂，以确保喷射温度大约为160FIR Global Service Education TeamIngersoll-R

49、and Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions油冷却油冷却器器油过滤器油过滤器分离桶分离桶小孔小孔A.C.B.处于压缩机启动时的温控阀，冷却剂为冷的。处于压缩机启动时的温控阀，冷却剂为冷的。IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Trainin

50、g - AirflowIndustrial Air Solutions.端口A.端口B.端口C.用于用于50至至200Hp压缩机的温控阀压缩机的温控阀IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions用于用于250至至500Hp压缩机的温控阀压缩机的温控阀端口A端口B.端口C.IR Global Service Education TeamI

51、ngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions 清除冷却系统中的尘埃微粒清除冷却系统中的尘埃微粒 4 微米微米 内部旁通内部旁通 25 PSID冷却剂过滤器冷却剂过滤器IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training

52、 - AirflowIndustrial Air Solutions过滤器过滤器1DPS 1DPS 设置为设置为 20 PSID 4 微米的微米的CF 25 PSID 的内部支路的内部支路 新型装置中配有更多的过滤器新型装置中配有更多的过滤器1DPSIR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions 常闭常闭 柱塞电磁阀柱塞电磁阀断油阀断油阀

53、IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions 电磁阀可以允许或停电磁阀可以允许或停止向主机供冷却剂。止向主机供冷却剂。断油阀断油阀IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certifi

54、cation Training - AirflowIndustrial Air Solutions回油管回油管冷却剂过冷却剂过滤器滤器断阀断阀分离桶分离桶温控阀温控阀冷却系统组件冷却系统组件IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions5SV电磁阀电磁阀 5SV 两位常闭阀门。两位常闭阀门。 得电后，它将允许得电后，它将允许润滑油流向主机

55、。润滑油流向主机。IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions油分配器和油分配器和2CTT的安装孔的安装孔，用于，用于50至至200Hp压缩机。压缩机。IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rot

56、ary Certification Training - AirflowIndustrial Air Solutions 降低机组排气温度，用于下游设备。例如干燥器降低机组排气温度，用于下游设备。例如干燥器 CTD 为为15F，基于温度为基于温度为 115， 环境相对湿度环境相对湿度40% 铝粉涂层铝粉涂层 漂球排水器。漂球排水器。后冷却器后冷却器IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - Air

57、flowIndustrial Air Solutions 标准的标准的CTD为为8C，CTD与环境温度和相对湿度有关。与环境温度和相对湿度有关。 CTD就是后冷却器出口和环境冷却空气之间的温度差。就是后冷却器出口和环境冷却空气之间的温度差。后冷却器后冷却器环境温度环境温度 20C85C28/32CAFTERCOOLERIR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial

58、Air Solutions后冷却器后冷却器 下列图表显示了在不同温度和湿度条件下的排气下列图表显示了在不同温度和湿度条件下的排气温度。温度。入口处的环境温度 (C)相对湿度RH % 5 10 15 20 26 32 38 43 4630405060708090100555555544455677687.59.511.513.510.51012131313131314141412121212111111111191010101010999989888877666IR Global Service Education TeamIngersoll-Rand Proprietary Informati

59、on. Rev July, 2003302 Rotary Certification Training - AirflowIndustrial Air Solutions 任何时间空气中的水蒸气含量，一般都少于使空任何时间空气中的水蒸气含量，一般都少于使空气饱和的水份含量。气饱和的水份含量。 相对湿度就是相对湿度就是饱和湿度百分比，一般就是当前湿百分比，一般就是当前湿度与饱和湿度的百分比值。度与饱和湿度的百分比值。后冷却器后冷却器IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2

60、003302 Rotary Certification Training - AirflowIndustrial Air Solutions后冷却器后冷却器 最常用的湿度单位为最常用的湿度单位为mg/m3。例如，如果在20C条件下实际湿度为10 mg/m3 ，而在此温度条件下的饱和蒸气浓度为17.3 mg/m3 ，那么相对湿度就是IR Global Service Education TeamIngersoll-Rand Proprietary Information. Rev July, 2003302 Rotary Certification Training - AirflowIndus