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地 址: | 上海市奉贤区沪杭公路1359号1幢一层 |
邮 编: | 201400 |
电 话: | 021-67103258转接各部 |
传 真: | 021-67103250 |
1、工作液體
*名稱( ),濃度( )%,□比重(最大 ),正常( )
*溫度最大( ℃,正常 ℃,最小 ℃),熔點( ℃)
*粘度(最大 ℃,正常 ℃),飽和蒸汽壓(最大 ℃,正常 ℃),比熱( )
*懸浮物(有)(無)名稱( )Wt%顆粒直徑(最大 ,正常 ),比重( )粘度(母液 外觀 )
顯著特性( )
(粘著性,沈澱情況,硬度,形狀,能融性,變質情況,顆粒尺寸,分布情況)
其他( )
(腐蝕/侵蝕,可壓縮性,沸點,結晶情況,導熱性,聚合情況,危險性等。)
2、泵的規格(所要求的性能)
泵的形式(普通型,自吸型,液中型)
葉輪形式(開式,閉式)在需要時
*流量(最大 正常 最小 ),總揚程( ),壓力差( )
*進口壓力(最大 正常 最小 ),出口壓力(最大 正常 最小 )
泵的運行情況(單獨,串聯,並聯)
反沖洗(有)(無)工作液( )溫度( )壓力( )
起動方式(直接,變頻器,電抗器)
操作條件(連續,間斷 時/天)
端子盒進線方式(鋼導管式,漏鬥式,填料式)
接液端材料( )法蘭標准溫度(進口 ,出口( )
夾套(有)(無)加熱/冷卻介質( )溫度( ℃)壓力( ℃)
其他:
(材料選擇,性能曲線限制條件,吸入高度,浸沒深度,反沖洗量,限制法蘭方向,電機設計轉速,水運行,葉輪直線直徑,等)
3、安裝條件
環境溫度(最大 ℃,正常 ℃,最小 ℃)海拔高度( )
*安裝地點(室內,室外),安裝方式(水平,垂直,管路中)
*電源( )
*防爆等級( )
可能采用控制( )
公用工程( )
(冷卻水,蒸汽,儀表空氣等)
其他( )
(安裝空間,電機的設計絕緣等級,噪聲,振動極限,管線負荷等)
4、管線條件
*NPSHA( )
(進口)Ps( )hs( )Dp1( )Lp1( )Le1( )Pv( )
(出口)Pd( )hd( )Dp2( )Lp2( )Le2( )
Dp1, Dp2(管線內經)
Lp1,Lp2(管線實際長度)
Le1,Le2(管線當量長度)
5、其他
備件( )
輔助備件( )
備注( )
【注】帶有□的條目是選泵必要的參數。
1.Liquid Pumped
*Name (__),Cone(__)%,
*Specific gravity(Max__,Normal__)
*Temperature (Max__℃, Normal__℃, Min__℃), Melt Point(__℃),
*Viscosity(Max__,Normal__), Vapor pressure(__)Specific Heat(__)
*Suspended mt'ls(Yes)(No)Name(__)Wt.% Grain Size (Max__,Nor__)
Specific gravity (__) Viscosity (Mother Liquid__Apparent__)
Remarkable Characteristics (___________________________________________)
(Adhesiveness,Sedimentation, Hardness,Share,Solubility,Degeneration Grain-Size Distribution)Others(______________________________________)
(Corrosion/Erosion,Compressibility,Boiling Point,Crystallization Thermal Conductivity,Polymerization,Degeneration, etc.)
2.Pump Specification (Required Characteristics)
Pump Type (Normal,Self Priming Type,Submerged)
Impeller Type(Open,Closed)only when requested
*Capacity(Max__,Normal__,Min__)Total Head(__)Differential Pressure(__)
*Suction Pressure(Max__,Normal__,Min__)
Discharge Pressure(Max__,Normal__,Min__)
Pump Operation (Independently,In Series, In Parallel)
Back Flushing(Yes)(No)Liquid(__)Temperature(__)Pressure(__)
Starter(Direct,Transformer,Reactor)
Operating Condition (Continuous,Intermittent______________hour/day)
Connection Box Cable Entry(Steel Conduit Type,Bell Mouth Type,Packing Type)
Liquid End Material(__)Flange St'd (Suction_____,Discharge_____)
Jacket(Yes)(No)Heating/Cooling Medium(____)Temp(____℃)Press(____)
Others:
Material Selection,Restriction to Dome Curve,Suction Height, Submerged Depth,Back Flushing Volume,Limit Flange Direction,Designated Motor Revolution Speed,Possibility of Operation with Water, Impeller Diameter Limit etcf.)
3.Installation Condition
Ambient Temp.(Max___℃,Normal___℃,Min___℃)Elevation(____)
*Location (Indoor,Outdoor),Mounting(Horizontal,Vertical,In-Line)
*Electric Source(____)
*Explosion Proof Class(____)
Applicable Regulation(______________)
Utility(___________________________________________________)
(Cooling Water,Gas,Electric Source for Instrument, etc.)
Others(__________________________________________________)
(Installation Space,Designated Motor Insulation Class,Noise, Vibration Limit,Piping Load etc.)
4.Piping Conditon
*NPSHA(__________________________________________________m)
(Suction Side)Ps(______)h,(_____)Dp,(_____)Lp,(_____)Le,(_____)Pv(______)
(Discharge Side)Pd(______)h,(_____)Dp,(_____)Lp,(_____)Le,(_____)
Dp,Dp(Pipe inner Dia)
Lp,Lp(Pipe Actual Length)
Le,Le(Pipe Equivalent Length)
5.Others
Spare Parts(___________________________________________)
Accessories(___________________________________________)
Remarks(____________________________________________)
[Notes]Items marked with *are minimum information required for selection of pump.