關(guān)醒凡軸流泵與斜流泵模型與工程應(yīng)用1

關(guān)醒凡軸流泵與斜流泵模型與工程應(yīng)用1關(guān)醒凡軸流泵與斜流泵模型與工程應(yīng)用1關(guān)醒凡軸流泵與斜流泵模型與工程應(yīng)用1第八章軸流泵和斜流泵模型及工程應(yīng)用江蘇大學(xué)泵水力模型試驗(yàn)研究課題組，從2000年起到現(xiàn)在已堅(jiān)持試驗(yàn)8年多。研究內(nèi)容：系列軸流泵模型、貫流泵模型、雙向泵模型、系列可調(diào)理葉片斜流泵模型。系列軸流泵模型（含雙向泵模型），參加水利部南水北調(diào)工程水泵模型天津同臺測試。貫流泵模型JGM-3經(jīng)河海大學(xué)試驗(yàn)臺復(fù)試，裝置效率%。斜流泵模型JHM-450，在天津試驗(yàn)臺進(jìn)行裝置試驗(yàn)（引嫩入白工程五家子泵站），裝置最優(yōu)效率達(dá)%。比轉(zhuǎn)速為800的斜流泵模型，可代替一大多數(shù)軸流泵，實(shí)現(xiàn)適應(yīng)揚(yáng)程變化范圍大和高效范圍廣的突出長處。應(yīng)用廠家：日立泵制造無錫有限企業(yè)、上海KSB泵有限企業(yè)、江蘇中天水力設(shè)施有限企業(yè)（高郵水泵廠）、長沙水泵廠有限企業(yè)、上海凱泉泵業(yè)企業(yè)有限企業(yè)、長沙天鵝工業(yè)泵股份有限企業(yè)、合肥三益江海泵業(yè)有限企業(yè)等。典型用例：軸流泵模型：南水北調(diào)工程江都四站、萬年閘站、臺兒莊站、劉山站；通榆河送水工程大套站；中部四省泵站改造工程明山泵站等。貫流泵模型：通榆河送水工程灌南河北泵站、后善河南泵站。雙向泵模型：廣東黃麻涌、北窖、五沙三村等泵站。斜流泵模型：上海陳行泵站、廣西安平泵站、引嫩入白工程五家子泵站、很多電廠（包含出口到蘇丹、印度、巴西等國）的循環(huán)水泵。第一節(jié)系列軸流泵模型天津同臺測試數(shù)據(jù)和曲線一、系列軸流泵模型參數(shù)表（表8-1）二、系列軸流泵模型綜合特色曲線和試驗(yàn)數(shù)據(jù)1、圖8-1TJ04-ZL-08綜合特色曲線；表8-2TJ04-ZL-08試驗(yàn)數(shù)據(jù)2、圖8-2TJ04-ZL-03綜合特色曲線；表8-3TJ04-ZL-03試驗(yàn)數(shù)據(jù)3、圖8-3TJ04-ZL-02綜合特色曲線；表8-4TJ04-ZL-02試驗(yàn)數(shù)據(jù)4、圖8-4TJ04-ZL-20綜合特色曲線；表8-5TJ04-ZL-20試驗(yàn)數(shù)據(jù)5、圖8-5TJ04-ZL-19綜合特色曲線；表8-6TJ04-ZL-19試驗(yàn)數(shù)據(jù)6、圖8-6TJ04-ZL-06綜合特色曲線；表8-7TJ04-ZL-06試驗(yàn)數(shù)據(jù)7、圖8-7TJ04-ZL-07綜合特色曲線；表8-8TJ04-ZL-07試驗(yàn)數(shù)據(jù)8、圖8-8TJ04-ZL-10B綜合特色曲線；表8-9TJ04-ZL-10B試驗(yàn)數(shù)據(jù)表8-1江蘇大學(xué)系列軸流泵模型參數(shù)表,天津同臺測試結(jié)果(D=300mm，n=1450r/min)模型代號天津8號TJ04－ZL－08天津3號TJ04－ZL－03天津2號TJ04－ZL－02天津20號TJ04－ZL－20天津19號TJ04－ZL－19天津6號TJ04－ZL－06天津7號TJ04－ZL－07

流量揚(yáng)效均勻效汽蝕比比轉(zhuǎn)速葉片角度Φ(o)Ｑ程率率η轉(zhuǎn)速ns(l/s)Ｈ(m)η(%)(%)（C）+4856578901576+295657501007580-21077615-4940629+4971610+2100462501006638-21031623-4931737+4983724+2101072501045758-21162751-4863760+4926796+2100879301089772-21398793-4940857+4977854+2101982201157848-21258845-49181022+4935993+210021034010231002-211321007-41154971-69571140+411261235+212781303013711241-212941082-4

名義南水比轉(zhuǎn)北調(diào)速用例550600江都700四站萬年800閘臺兒850莊劉山站、1000大套站1250天津10號+415301482TJ04－ZL－+21637160001573-210B（雙向泵）1715-4圖8-1TJ04-ZL-08綜合特色曲線H(m)121110987654321

水利部南水北調(diào)工程水力模型天津同臺測試結(jié)果TJ04-ZL-08D=300mmn=1450r/minNPSH=11m75%80%8m85%83%9m83%10m80%75%70%葉片安流量(Q)揚(yáng)程(H)效率(η)汽蝕比比轉(zhuǎn)速放角Φ(L/S)(m)(%)轉(zhuǎn)速Cns+4°380.5910.05385.85856578+2°363.359.79785.849015760°347.179.51885.19956575-2°332.659.16284.511007580-2°0°+2°+4°-4°-4°326.888.36184.021077615200300350400450500Q(L/S)-4

TJ04-ZL-08號水泵模型流道圖葉輪葉片數(shù)：5枚導(dǎo)葉葉片數(shù)：7枚表8-2TJ04-ZL-08試驗(yàn)數(shù)據(jù)（Q(l/s),H(m),η(%)），空載轉(zhuǎn)矩：。QH

R305

12.5116.7071S20096121370S30070125ηns290315981119977919853772725674637615581563531QH-2ηns2087137311211037965895854787710673615579551518

4984584344063725024664374274040

QHηns1706140111241045968921865821779742704646575545

505474438+2

QHηns1810144712521053975915886824775731680641608576+4Q

537517491461432Hηns19021483127711361052980918870799769729672636606578564536499477圖8-2TJ04-ZL-03綜合特色曲線H(m)水利部南水北調(diào)工程水力模型天津同臺測試結(jié)果12111070%75%99m880%8m82%7654葉片安流量(Q)揚(yáng)程(H)效率(η)汽蝕比比轉(zhuǎn)速放角Φ(L/S)(m)(%)轉(zhuǎn)速Cns3+4°401.699.30884.829406292+2°376.619.28884.969716100°362.848.78884.7110046251-2°351.588.36384.501006638-4°329.068.25683.061031623200300350

TJ04-ZL-03D=300mmn=1450r/minNPSH=10m84%82%80%75%10m70%+4°-4°-2°0°+2°400450500Q(L/S)TJ04-ZL-03號水泵模型流道圖葉輪葉片數(shù)：5枚導(dǎo)葉葉片數(shù)：7枚表8-3TJ04-ZL-08試驗(yàn)數(shù)據(jù)（Q(l/s),H(m),η(%)），空載轉(zhuǎn)矩：。

R300

13.5116061S20095170213S30070125-4

QHηns20171598135612151020939868773716677652623605587QH-2ηns200215801338120410981022952879820751715679638609

5685475034614165815334984644480

QHηns218716481412122811071026961911840783722682656625

608590562490443+2

QHηns1701140212301113966863813745686661638610584560+4Q

531503484457Hηns143112851192110510431022998974952919900889866835788571538526478圖8-3TJ04-ZL-02綜合特色曲線H(m)11109

水利部南水北調(diào)工程水力模型天津同臺測試結(jié)果TJ04-ZL-02D=300mmn=1450r/min87654321

80%83%葉片安流量(Q)揚(yáng)程(H)效率(η)汽蝕比比轉(zhuǎn)速放角Φ(L/S)(m)(%)轉(zhuǎn)速Cns+4°412.867.68084.63931737+2°386.487.52785.159837240°367.507.26285.601010725-2°358.306.73785.221045758-4°337.126.54984.991162751

NPSH=10m9m85%8m83%7m80%75%70%+4°+2°-4°-2°0°200300350400450500Q(L/S)TJ04-ZL-02號水泵模型流道圖R3葉輪葉片數(shù)：4枚00導(dǎo)葉葉片數(shù)：7枚表8-4TJ04-ZL-02試驗(yàn)數(shù)據(jù)（Q(l/s),H(m),η(%)），空載轉(zhuǎn)矩：。

14.9115.1541250S93121362S30065125-4

QHηns2569185115441346122511321043974895854816784751717670QH-2ηns1658195915621355122211291046976913873828795758727701

6275805194946716335835030

QHηns2999206316411376123311381052985926868817777751725713

675632588504+2

QHηns16341385123211281053986925883841819780755724684645+4Q

596571538Hηns1317123211161051981919882841812794777737706686660623581圖8-4TJ04-ZL-20綜合特色曲線H(m)109876543葉片安流量(Q)放角Φ(L/S)2+4°392.641+2°381.470°365.80-2°345.32-4°328.89

水利部南水北調(diào)工程水力模型天津同臺測試結(jié)果80%9m83%84%85%8m7m揚(yáng)程(H)效率(η)汽蝕比比轉(zhuǎn)速(%)轉(zhuǎn)速Cns7.13086.058637606.67885.589267966.43085.2910087936.40885.2010897725.99085.061398793

JT04-ZL-20D=300mmn=1450r/minNPSH=11m10m85%84%83%80%75%70%-4°-2°0°+2°+4°200300350

400450500Q(L/S)-4Ed-20+2+4

15.4TJ04-ZL-20號水泵模型流道圖114.70R411200葉輪葉片數(shù)：4枚2S0931213導(dǎo)葉葉片數(shù)：7枚623S0065125表8-5TJ04-ZL-20試驗(yàn)數(shù)據(jù)（Q(l/s),H(m),η(%)）,空載轉(zhuǎn)矩：。QHηns30642118167814181276116710741027977941890855763699664621590528Q)Hηns225417501742117810891015969930893847815772758718689663605577532QHηns2406184715191321120111001025965922875838803793756716685650592518Q)Hηns2453187515301336119611041020961913867829807796777732687632595561QHηns213017001437126111451061993936895854807793776760714682638604562圖8-5TJ04-ZL-19綜合特色曲線H(m)9

水利部南水北調(diào)工程水力模型天津同臺測試結(jié)果TJ04-ZL-19D=300mmn=1450r/min87654321

葉片安流量(Q)放角Φ(L/S)+4°414.78+2°396.290°374.05-2°357.17-4°341.72

75%80%NPSH=10m83%9m85%8m83%7m6m80%75%揚(yáng)程(H)效率(η)汽蝕比比轉(zhuǎn)速70%(m)(%)轉(zhuǎn)速Cns+4°6.29786.169408576.18985.919778546.21885.441019822-4°-2°0°+2°5.78385.1311578485.64384.871258845200300350400450500Q(L/S)TJ04-ZL-19號水泵模型流道圖葉輪葉片數(shù)：4枚導(dǎo)葉葉片數(shù)：6枚表8-6TJ04-ZL-19試驗(yàn)數(shù)據(jù)（Q(l/s),H(m),η(%)）,空載轉(zhuǎn)矩：。

14119.7R53110522S092121362S30065130-4

QHηnsQH-2ηns

257019181580137812421145106199292587884578273166959853120771684143112801172108710209759208858488187637066755875260

QHηns

2146171514571295117810881020957922892861822796754709647587+2

QHηns+4Q

2211174714791303118110931020964913873854816774732684667624558Hηns192615611373123011251050988932897858812790756717671622560圖8-6TJ04-ZL-06綜合特色曲線水利部南水北調(diào)工程水力模型天津同臺測試結(jié)果H(m)8NPSH=12m775%680%583%485%7m38m2葉片安流量(Q)揚(yáng)程(H)效率(η)汽蝕比比轉(zhuǎn)速1放角Φ(L/S)(m)(%)轉(zhuǎn)速Cns+4°444.225.21886.359181022-6°+2°416.685.18785.849359930°401.644.80085.7210021034-2°377.204.80485.4610231002-4°357.314.60485.2711321007-6°332.174.59985.101154971200300350400

TJ04-ZL-06D=300mmn=1450r/min11m85%10m83%9m80%75%70%-4°-2°0°+2°+4°450500550Q(L/S)TJ04-ZL-06號水泵模型流道圖葉輪葉片數(shù)：3枚導(dǎo)葉葉片數(shù)：5枚

14.2119.5R02002115S911221362S30065130-6-4-20+2+4

表8-7TJ04-ZL-06試驗(yàn)數(shù)據(jù)（Q(l/s),H(m),η(%)）,空載轉(zhuǎn)矩：。QHηns272820491687147713361223113310381014971932864787705645587568537520QHηns2832212317361502133612331152107310411007984941889808769719662599QHηns2179176010321357124411611090105710381002968939875815728647599QHηns232318651575138612671181110610341011981956938924899865828785728635QHηns237619041609141412831181111110441019993974950924903878831791709642QHηns143112851192110510431022998974952919900889856835788圖8-7TJ04-ZL-07綜合特色曲線H(m)水利部南水北調(diào)工程水力模型天津同臺測試結(jié)果87NPSH=10m

TJ04-ZL-07D=300mmn=1450r/min654321

70%75%80%81%葉片安流量(Q)揚(yáng)程(H)效率(η)汽蝕比比轉(zhuǎn)速放角Φ(L/S)(m)(%)轉(zhuǎn)速Cns+4°397.234.18383.779571140+2°384.343.68083.89112612350°360.333.28383.6912781303-2°326.173.27883.4813711241-4°282.043.57182.2812941082

9m83%6m7m8m-4°-2°

81%80%75%70%0°+2°+4°200300350400

450500Q(L/S)TJ04-ZL-07號水泵模型流道圖葉輪葉片數(shù)：3枚導(dǎo)葉葉片數(shù)：5枚表8-8TJ04-ZL-07試驗(yàn)數(shù)據(jù)（Q(l/s),H(m),η(%)）,空載轉(zhuǎn)矩：。

14.2119.680208191S29356S30065130-4

QHηns3017221318091570141713201244115510821022926824736662605QH-2ηns28002116174315381399132012411145111510399669188788147707286836375950

QHηns243619101631143013031248119911671113108110351003967914853811760702651+2

QHηns2542202116971491133212351164111410791045999960917864820734668643+4

QHηns253120281706150013351243119011401107106410099739268767947436868-8TJ04-ZL-10B綜合特色曲線水利部南水北調(diào)工程水力模型天津同臺測試結(jié)果TJ04-ZL-10B(雙向泵)H(m)D=300mmn=1450r/min6565%4321

70%75%73%73%70%65%60%葉片安流量(Q)揚(yáng)程(H)效率(η)汽蝕比比轉(zhuǎn)速放角Φ(L