1、1.4水泵性能 1。4。1水泵流量 pump capacity 单位时间内水泵的抽水量。 1.4.2水泵性能参数 pump performance parameter用来表征水泵性能的一组数据,包括流量、扬程、轴功率、效率、转速、必需汽蚀余量或允许吸上真空高度、比转数和汽蚀比转数等。 1。4.3水泵扬程 pump head 单位重量的水从水泵进口到水泵出口所增加的能量。 1。4.4水泵轴功率 pumpshaft power 水泵轴从动力机获得的功率. 1。4。5水泵有效功率 active power of pump 水泵输出的功率。 1.4。6水泵配套功率 rated power of mot
2、ive-power machine matching the pump 与水泵配套的动力机的额定(标定)功率。 1.4.7动力机功率备用系数 spare coefficient of motivepower machine 配套动力机的额定(标定)功率与水泵运行中可能出现的最大轴功率的比值。 1。4.8装机功率 installed power of pumping station 泵站动力机额定(标定)功率的总和。 1。4。9水泵效率 pump efficiency 水泵有效功率与轴功率的比值。 1。4.10水泵转速 pump(rotary)speed 水泵轴每分钟的转数。 1。4。11汽蚀余
3、量 net positive suction head(NPSH) 水泵进口处单位重量水所具有的超过汽化压力的富裕能量. 1。4.12临界汽蚀余量 critical NPSH 水泵开始产生汽蚀时的汽蚀余量值。 1。4。13必需汽蚀余量 necessary NPSH 为保证水泵正常工作、不产生危害性汽蚀的汽蚀余量必需值,其值规定为临界汽蚀余量加0。3m。 1。4.14吸上真空高度 suction vacuum lift 水泵工作时进口处的真空值。 1.4.15临界吸上真空高度 critical suction vacuum lift 在大气压力为101.3kPa、水温为20的标准状况下,水泵开始
4、产生汽蚀时的吸上真空高度值。 1.4.16允许吸上真空高度 permitted suction vacuum lift 为保证水泵正常工作、不产生危害性汽蚀的吸上真空高度的允许值,其值规定为临界吸上真空高度减0.3m。 1。4.17水泵安装高度 installation height of pump 水泵基准面与设计最低下水位之间的垂直距离。 1.4。18水泵基准面 datum elevation of pump表示水泵安装位置的特征平面。卧式水泵,为通过泵轴中心线的水平面;立式离心泵和混流泵,为通过第一级叶轮出口边中心的水平面;立式轴流泵,为通过叶片转轴中心线的水 平面. 1.4。19比转数
5、 specific speed 将水泵按相似律换算为扬程等于1m、有效功率等于0。735kw、流量等于0。075 m3/s的模型泵叶轮转速。 1。4.20汽蚀比转数 cavitation specific speed 将水泵按相似律换算为流量等于1 m3/s、临界汽蚀余量为10m的模型泵的叶轮转速. 1。4。21水泵开式试验台 open test-bed of pump 上、下水面均与大气相通。用来测定水泵性能参数的试验装置。 1.4.22水泵闭式试验台 enclosed test-bed of pump 被试验的水体与大气隔绝,单独成为一封闭循环系统,用来测定水泵性能参数的试验装置。1。4.
6、23水泵相似律 similarity law of pump 符合几何、运动、动力相似的两台叶片泵,其相对应的流量、扬程、轴功率与叶轮外径、转速之间的比例关系. 1。4.24水泵比例律 proportional law of pump 同一台叶片泵,不同转速下的水泵相似律。 1。4.25水泵车削定律 similarity law of pump impeller cutting 在车削限值范围内,沿外缘车小叶轮,车削前后水泵流量、扬程、轴功率与叶轮外径的比例关系。 1。4。26水泵性能(特性)曲线 characteristic curve of pump反映水泵各性能参数之间关系的曲线,包括基
7、本性能曲线、汽蚀性能曲线、相对性能曲线、通用性能曲线、综合性能曲线、全面性能曲线等. 1.4.27水泵基本性能曲线 basic characteristic curve of pump 额定转速下,水泵扬程、轴功率、效率与流量之间的关系曲线。 1。4.28水泵汽蚀性能曲线 cavitation characteristic curve of pump 额定转速下,水泵的必需汽蚀余量、允许吸上真空高度与流量之间的关系曲线。 1。4。29水泵相对(无因次)性能曲线 non-demensional characteristic curve of pump 不同比转数水泵的相对扬程n、相对轴功率n、相
8、对效率/n与相对流量n之间的关系曲线(带角标n者,表示最高效率时的参数值)。 1。4.30水泵通用性能曲线 general characteristic curve of pump同一台水泵在不同转速或不同叶片安装角度下的扬程与流量的关系曲线,以及表示效率与流量、轴功率与流量之间关系的等效率曲线、等轴功率曲线。 1.4。31水泵综合性能曲线图(型谱) syntheticcharacteristics(collection of characteristic curves)of pumps 绘有不同型号、不同规格的多种水泵高效区(或扬程与流量关系曲线的工作范围段)的对数坐标图。 1。4.32水泵
9、全面性能曲线 complete(overall) characteristic curve of pump 全面表征水泵正常与反常运转状况(性能参数流量、扬程、转速、轴功率或转矩中的一个或几个为负值)下的性能曲线. 1.4.33管道阻力曲线 resistance curve of pipe line 管道沿程水头损失与局部水头损失之和同通过管道的流量之间的关系曲线。 1。4.34需要扬程曲线 necessary-head vs。flow curve of the installation system 管道阻力曲线与实际扬程线的叠加曲线。 1。4.35水泵工作点 pump operating
10、point 水泵扬程一流量曲线和需要扬程曲线的交点。 1。4.36水泵工作点的图解法 determination of pump operating point by graphic method 将水泵扬程一流量曲线和需要扬程曲线绘在同一坐标图中求水泵工作点的方法。 1。4.37水泵工作点的数解法 determination of pump operating point by analytic method 联立水泵扬程一流量方程和需要扬程方程求解,得到水泵工作流量与工作扬程,确定出工作点的方法. 1.4。38水泵工况 pump operating conditionMotor half
11、coupling lock nut 电动机半联轴器的锁紧螺母Motor support column 电动机支柱net positive suction head (NPSH) 汽蚀余量Nozzle head bushing 接管衬套Nozzle head 接管oil cup 油杯Packing填料Pin 销plug 塞子Pump half coupling lock nut 泵联轴器的锁紧螺母pump support 机架RB cover RB端盖Rotor can 转子屏蔽套Rotor 转子Seal cage 密封腔seal cover 密封盖 seal drive sleeve 动环传动
12、套筒, 密封传动套seal driving 动环传动销, 密封套拨杆seal end plate 密封端压盖seal joint 密封压环seal piping 密封液管Seal washer密封垫圈Second stage impeller and above 第二级叶轮并往上类推Sectional bell 钟型吸入口shaft collar 轴环Shaft with key 带键的轴shaft-enclosing tube轴套管soft packing 软填料Spacer column 定距接管spacer sleeve 定距套stator can 定子屏蔽套stator 定子Stuff
13、ing box bushing 填料函衬套Stuffing box 填料函Suction bell ring 钟型吸入罩suction bowl 吸入筒suction cover 吸入端泵盖Tank 筒体Terminal box 接线盒thrust bearing 止推轴承Thrust nut 止推螺母Thrust ring 推力环Union 活接头Upper gasket 上垫片Upper shaft sleeve 上轴套Upper sleeve ring 上部轴套密封环Vent valve排气阀vertical wetpit diffuser pump bowl 带扩压器的立式深井泵水泵英
14、语泵名称大全篇(按拼音排h-z)泵 pump泵测试效率 pump test efficiency泵出力 pump delivery泵的基础 Pump Foundation泵的类型 Pump Types泵的排出口 Pump Discharge Nozzle泵的使用范围 Application Fields for Pumps泵的输出功率 Pump Output泵的旋转方向 Direction of Pump Rotation泵房 pump house(room)泵功率 Pump Power泵和输送装置噪音 Noises in Pumps and Pumping Installations泵壳 P
15、ump Casings泵内沉积物 Deposits in Pumps泵试验台 Pump Test Bed泵输出功率的降低 Reduction in Pump Output泵输入功率 pump input power泵体 pump casing泵吸入槽 Pump Sump泵吸入管吸上高度 pump lift泵吸入口 Pump Suction Nozzle泵效率 pump efficiency泵效率 Pump Efficiency泵芯包 pump cartridge泵性能曲线 pump performance curve泵站 pumping house泵轴 Pump Shaft比例泵 propor
16、tioning pump比输送功 Specific Delivery Work比转数 Specific Speed边界层 Boundary Layer变矩桨叶 Variable Pitch Blade标准泵 Standard Pump标准化工泵 Standard Chemical Pump海水泵; sea water pump 焊接管道泵; pipeline mounted pump with welded connections航空用泵; aviation pump 合金泵; alloy pump 合金钢泵; alloy steel pump 恒定轴向间隙齿轮泵; fixed axial c
17、learance gearpump 恒速度; constant speedpump 横倾平衡泵; heeling pump 滑阀式回转活塞泵; rotaru piston pump with slide gate !pump 滑阀型转子泵; eccentric rotary pump with sliding sleeve 滑履式泵; slipper pump 滑片泵; sliding vane pump 滑片真空泵; sliding vane vacuum pump 滑油泵; lubricating oil pump 滑脂泵; grease pump 化工用泵; chemicalpump 化
18、学纸浆泵; chemical pulppump 化学纸浆泵; chemical stockpump 环壳泵; annular casing pump 环壳泵; circular casingpump 环氧树脂泵; epoxide resinpump 灰渣泵; ash pump 回流泵; reflux pump 回流泵; top return pump 回流污泥泵; return sludge pump 回水泵; backwaterpump 回转泵; rotary pump 回转滑阀活塞泵; piston pump with rotary gate 回转滑片泵; rolling vane pum
19、p 回转容积泵; positive rotary pump 回转式滑片泵; rotary vane pump 回转式滑片泵; rotating vane pump 回转式活塞泵; rotary piston pump 回转式计量泵; rotary meterring pump 回转式容积泵; rotary-displacement pump 回转式叶片真空泵; rotary vane vaccum pump 回转式真空泵; rotary vaccum pump 回转式柱塞泵; rotary plunger pump 混合型自吸泵; self-priming pump with recircul
20、ation 混料泵; contactor pump 混料泵; mixing pump 混流泵; mixed flow pump 混流泵; semiaxial flow pump 混凝土泵; cement grout pump 混凝土泵; cementationpump 混凝土泵; concretepump 混凝土涡壳泵; concrete volutepump 活塞泵; piston pump 活塞隔膜泵; piston diaphragm pump 活塞计量泵; piston metering pump 活性污泥泵 activated sludge pump 活性污泥泵; biologica
21、l sludgepump 货油泵; cargo oilpump 机械密封泵; pump with mechanical seal 机械木浆泵; groundwood stock pump 机械木浆泵; mechanical wood pulp pump 机械驱动泵; mechanically driven pump 基本负荷泵; base loadpump 基坑排水泵; trench pump 计量泵; metering pump 加硼泵; boron additionpump 加热器给水泵; heater lift pump 加油站泵; petrol station pump 加油站泵;配料
22、泵; dispensing pump 夹装泵; bung mountedpump 家用供水泵; domestic water supply pump 甲板泵; board pump 甲板泵; deckpump 甲板冲洗泵; deck washpump 尖舱泵; forepeakpump 减摇泵; antiroll pump渐开线摆线螺杆泵; involute cycloidal screw pump 浆液泵; slurry pump 浆液泵;污泥液泵; sludge liquor pump 脚踏泵; footpump 铰接盖式泵; hinged cover pump 铰链滑片泵; articu
23、lated vane pump 接力泵; boostpump 接力泵; feederpump 径流泵; radial flow (centrifugal)pump 径向活塞泵; radial piston pump 径向活塞泵; radial plunger pump 径向旋转活塞泵; rolling piston radial pump 救助泵; salvage pump 矩形螺杆泵; square thread screw pump 开式旋涡泵; vortex pump with open impeller 开式叶轮离心泵; centrifugal pump with open impel
24、lerpump 铠装泵; armoured pump 可变磁阻电动机泵; variable reluctance motor pump 可调隔膜泵; adjustable diaphragm pump 可调式混流泵; mixed flow pump with adjustable or variable pitch blades 可调式混流泵; semi-axial flow pump with adjustable or variable pitch blades 可调式轴流泵; axial flow pump with adjustable pitch blades 可调式轴流泵; pro
25、peller pump with adjustable or variable pitch blades 可调叶片离心泵; pivotal vane centrifugal pump 可逆泵; reversible pump 可逆式螺杆泵; reversible screw pump 可逆叶片轴流泵; axial flowpump with reversible blades可逆叶片轴流泵; propeller pump with reversible blades , 可携式屏蔽电泵; portable canned motor pump 可移式泵; mobile pump 可移式泵; po
26、rtable pump 可移式泵; transportable pump 可移式消防用泵; portable fire (fighting)pump 控制水位用泵; level control 库存泵;备用泵; spare pump 矿井泵; pit pump 矿井泵; shaft pump 矿井工作面泵; coal facepump 矿井排水泵; mine drainage pump 矿井筒袋泵; pit barrel pump 矿用泵; mine pump 扩散真空泵; diffusion vaccumpump 冷冻装置用无轴封泵; glandless pump for refrigera
27、ting installation 冷剂泵; collantpump 冷剂泵; coolantpump 冷剂泵; cooling mediumpump 冷煤泵; refrigerating medium pump 冷凝泵; condensate extractionpump 冷凝泵; condensatepump 冷凝泵; hot-well pump 冷凝泵;热井泵;冷凝水箱泵; hot well pump 冷却乳剂泵;肥皂液泵; sudspump 冷却水泵; cooling waterpump 冷套泵; jacketed pump cooled 离心泵; centrifugalpump 离心
28、机出料泵; centrifugal run-offpump 离心喷射泵; centrifugal-jetpump 离心-旋涡泵; centrifugal-peripheral pump 离心旋涡泵; centrifugalturbinepump 离子泵; ion; lobular pump 罗茨真空泵; Roots vacuum pump 螺杆泵; screw pump 螺纹连接管道泵; pipeline mounted pump with screwed connections螺旋泵; Archimedean screw pump 螺旋提水机;阿基米德螺旋泵; inclined Archim
29、edean screw pump 螺旋形滑片泵; screw vane pump 脉冲容积泵; pulsating (chamber) pump 脉动计量泵; metering pulse pump 煤泥泵; coal slurrypump 煤水泵; coalpump 迷宫螺旋泵; labyrinth screw pump 密闭式螺杆泵; airtight screw pump 密闭式螺杆泵; hermetic screw pump 密闭式螺杆泵; sealed screw pump 模型泵; model pump 木浆泵; wood pulp pump 木浆泵; wood stock pum
30、p 内封闭式活塞泵; insidepacked type pistonpump 内混合型自吸泵; self-priming pump with inner recirculation 内密封式活塞泵; internalpacked type piston pump 内啮合齿轮泵; crescent gearpump 内啮合齿轮泵; crescent seal gearpump 内啮合齿轮泵; internal gear pump 内配流径向活塞泵; centrally ported radial piston pump 内配流径向活塞泵; radial piston pump with int
31、erior admission 内燃泵;汉弗雷泵; Humphrey pump 内燃机驱动泵; engine drivenpump 内循环形屏蔽泵; canned motor pump with inner recirculationpump 内轴承泵 pump with internal bearing(s) 耐碱泵; lye pump 耐磨泵; abration resisting pump 耐磨泵; wear resisting pump 耐蚀泵; corrosion freepump 耐蚀泵; corrosion resistingpump 耐酸泵; acid pump 挠型转子泵;
32、flexible rotarypump 泥浆泵; filter mudpump 泥煤泵; turf pump 逆洗泵; back washpump 凝水回收泵; condensate recoverypump 凝水回收泵; condensate returnpump 凝水-增压泵; condensatebooster凝水-增压-给水泵; condensate-boosterfeedpump 牛奶泵; milk pump 扭转活塞泵; rocking pintle piston pump 农用喷药泵; agricultural spray pump for chemicals 排涝泵; land
33、 reclamation pump 排水泵; draining pump 盘状活塞泵; bucket pistonpump 配流盘式轴向活塞泵; flatvalve axial pistonpump 配流盘式轴向活塞泵; port plate axial piston pump 配流盘式轴向活塞泵; valve plate axial piston pump 喷灌泵; agricultural spray pump 喷淋池泵; spary pond pump 喷洒泵;喷淋泵; spary pump 喷射泵; injectionpump 喷射泵; jet pump 喷水泵; injection
34、waterpump 喷水推进轴流泵; axial flow pump for water jet propulsion 喷水推进轴流泵; water jet propulsion axial flow pump 皮带传动泵; belt drivenpump 啤酒泵; beerpump 偏心径向活塞泵; radial piston eccentric pump 偏心螺杆泵; eccentrie helical totorpump 偏心转子泵; eccentric rotarypump 平衡转子式滑片泵; balanced rotor vanepump 屏蔽泵; canned motorpump
35、起动备用泵; starting up stand-by pump 起动用泵; starting up pump 起动用抽气泵; evacuationpump 起动用罐水泵; priming pump 气动隔膜泵; membrane pump with pneumatic drive 气动泥浆泵; air-pressure actuated slurry pump 气举泵,气体升液泵; gas liftpump 气举泵;气体升液泵; mammoth pump 气密电动泵; gastight motor drivenpump 气泡泵;曼木特泵;气举泵; air lift pump 气泡泵;气举泵;
36、 gas bubblepump 气体喷射泵; gas jetpump 气体喷射真空泵; gas jet vacuumpump 气镇泵; gas ballastpump 汽车冲洗泵; car wash pump 汽车用泵; automobile pump 汽轮机驱动泵; turbine driven pump 汽轮机直联给水泵; turbine feed pump 前置泵,增压泵; boosterpump 潜水泵; submerged pump 潜水神井泵; borehole submergedpump 潜液式螺杆泵; submerged screw pump 浅井泵; shallow well
37、 pump 巧克力输送泵; choclatepump 撬式泵;滑移泵; skid mounted pump 切线增压泵;部分流泵; partial emission pump 切线增压泵;部分流泵; sundyne pump 切削冷却乳剂泵; cutting oilpump 倾斜活塞泵; inclined piston pump 清泥液泵; supernatant liquor pump 清水泵; clean waterpump 清水泵; clear waterpump 清水泵;供水泵; raw water service pump 清洗泵; washery pump 清洗泵; washing
38、 pump 清汁泵; evaporator supplypump 清汁泵; fitered juice球形活塞泵; ball pistonpump 曲柄泵; crankpump 曲柄泵; rotative reciprocating pump 曲柄飞轮泵; crank and flywheelpump 取暖用泵; heating pump 全负荷泵; full loadpump 全可调式混流泵; mixed flow pump with blades adjustable in operation 全可调式轴流泵 axial flow pump with blades adjustable i
39、n operation 全可调式轴流泵; axial flow pump with variable pitch blades 全青铜泵; all abronze pump 燃油泵; fuelpump 燃油泵; fuelpump 燃油供给泵; fuel oil supplypump 燃油喷射泵; fuel oil injectionpump 燃油喷射泵; oil burner pump 燃油转送泵; vuel oil transferpump 染料泵; dyepump 热泵; heat pump 热电磁泵; thermoelectromagnetic pump 热水泵; hot water p
40、ump 热水循环泵; hot water circulating pump 热套泵; jacketed pump heated 热油泵; hot oil pump 人字齿持论泵; herringbone pump 人字齿齿轮泵; herringbone gear pump 人字齿齿轮泵; double helical gear pump 容积泵; pisitive displacement pump 容积式真空泵; vacuum displacement pump 熔融液泵; melt(liquor)pump 熔盐泵; pump for liquid salts 鞣革液泵; tannery f
41、leshings pump 乳剂泵; emulsionpump 软管泵,蠕动泵; flexible tubepump 软管泵;蠕动泵; peristaltic pump 软管式隔膜泵; flexible tube diaphragmpump 软管式隔膜泵; flexible tube membranpump 润滑剂泵; lubricating pump 三缸曲柄泵; three throw crank pump 三缸曲柄泵; triplex pump 三缸往复泵; three cylinder reciprocating pump 三缸往复泵; three throw reciprocating pump 三流道叶片泵; three channel impeller pump 三螺杆泵; three screw pump 三叶凸轮泵; three lobe pump 三柱塞泵; treble ram pump 三