Kev kuaj mob thiab kev daws teeb meem rau qhov txawv txav nrawm nrawm hauv Mining Multistage Pumps

Apr 17, 2026

Tso lus

Raws li lub hauv paus tseem ceeb ntawm kuv cov kua dej thiab cov tshuab xa tawm, qhov kev ruaj ntseg ntawm cov twj tso kua mis ntau theem ncaj qha cuam tshuam rau lub twj tso kua mis kev khiav hauj lwm kev ua haujlwm thiab kev txuas ntxiv ntawm kuv cov khoom. Raws li xyoo dhau los ntawm kev paub hauv lub twj tso kua mis R & D, HNYB PUMPS tshuaj xyuas qhov ua rau muaj kev kub ntxhov thiab nthuav tawm cov kev daws teeb meem los ntawm plaub qhov loj: hluav taws xob, tshuab, tswj dej, thiab kev tswj xyuas.

 

Technical Diagnosis and Solutions for Abnormal Speed ​​Fluctuations in Mining Multistage Pumps

 

  • Kev Ua Phem Feem Ntau thiab Kev Ntsuas Kev Ntsuas

  1. Fais fab mov System Fluctuations: Underground fais fab mov tes hauj lwm nyob rau hauv mines yog prone rau voltage tee los yog harmonic cuam tshuam vim tam sim ntawd load hloov thiab cable aging. Kev ntsuas qhov tseeb qhia tau tias qhov sib txawv ntawm qhov hluav taws xob ntawm ± 5% tuaj yeem ua rau lub cev muaj zog hloov pauv ntau dua 3%, thiab ntev - lub sij hawm hloov pauv ua kom lub cev muaj zog tiv thaiv kev laus.
  2. Kis kab mob tsis xws luag: Hauv kev siv txoj siv sia, qhov sib txawv ntawm V- txoj hlua rub txoj kab uas hla thiab txoj siv tsis sib luag tuaj yeem ua rau lub sijhawm dhia nrawm; misalignment ntawm lub coupling (radial sib txawv> 0.1 mm / m) yuav tsim torque ntxiv, ua rau tsis ruaj tsis khov twj tso kua mis ncej ceev.
  3. Fluid Dynamics Interference: Sudden changes in valve opening, pipeline cavitation, or excessive solids content in the medium (>8%) tuaj yeem ua rau lub twj tso kua mis impeller tsis txaus. Kev ntsuas qhov tseeb qhia tau tias 15% ntws tus nqi hloov pauv tuaj yeem ua rau nrawm nrawm ntawm ± 20 rpm.
  4. Kev tswj qhov system tsis ua haujlwm: PLC qhov kev pabcuam logic yuam kev thiab tsis tsim nyog inverter parameter teeb tsa (xws li PID hloov coefficient Kp/Ki/Kd mismatch) tuaj yeem ua rau ceev kaw - voj tswj tsis ua haujlwm, uas yog qhov tshwj xeeb tshaj yog nyob rau hauv qhov dej siab tsis tu ncua.

 

  • Kev daws teeb meem

  1. Hluav taws xob System Optimization Intelligent Voltage Stabilizer: Siv cov kev hloov pauv hloov pauv hloov pauv thiab nquag lim ua ke los ntawm Changsha Zhonglian Pump Kev Lag Luam, nws tuaj yeem lim tawm 50Hz / 60Hz daim phiaj sib haum xeeb, ua kom muaj qhov sib txawv ntawm ± 1%. Kev sim ua pov thawj pom tias nws tsim nyog rau hauv av 660V / 1140V fais fab mov tshuab. Redundant Power Supply Design: Cov twj tso kua mis tseem ceeb yog nruab nrog ob lub tshuab hluav taws xob hloov hluav taws xob hloov khoom siv, nrog lub sijhawm hloov<50ms, ensuring uninterrupted speed switching during dual power supply transitions in the mine.
  2. Mechanical Transmission Upgrade Synchronous Belt Drive System: Txais cov khoom siv polyurethane synchronous siv (elongation)<0.5%), combined with precise pulley tooth machining (tooth error <0.02mm), achieving speed fluctuations <±1rpm. High-Precision Couplings: Laser alignment calibration is completed before shipment (accuracy up to 0.01mm/m), and an ISO10820 standard certification report is provided.
  3. Kev tswj cov kua dej ua kom zoo: Dynamic Flow Balancing Valve: AV-cone flow meter thiab ntse valve sib dhos ntawm nws tus kheej tsim los ntawm Changsha Zhonglian Pump Kev Lag Luam tau teeb tsa ntawm lub twj tso kua mis. Lub valve qhib tau hloov kho lub sijhawm tiag tiag los ntawm PLC kom ua tiav qhov hloov pauv < ± 3%. Gas-Kua Sib Nqus Ntaus: Rau siab- roj- cov mines, cov pa cua daj cua dub- cov kua cais tau txais los nrog kev sib cais ua kom zoo> 95%, zam kev poob nrawm los ntawm cavitation.
  4. Intelligent Monitoring System: Multi- parameter Sensors: Integrated vibration (ntau 0-100mm/s), kub (-20℃~ 150 degree), thiab ceev (0-3000rpm) saib modules yog siv. Cov ntaub ntawv sampling zaus yog 1kHz, thiab cov ntaub ntawv txuas nrog mine's SCADA system ntawm 4-20mA teeb liab. Tej thaj chaw deb Diagnostic Platform: Lub Changsha Zhonglian Pump Kev Lag Luam Kev Lag Luam Huab Cua Kev Tshawb Fawb tau siv, txhawb nqa AI algorithm kev kwv yees kev saib xyuas thiab muab kev ceeb toom ntxov ntawm qhov txawv txav nrawm mus txog 72 teev ua ntej.
  5. Kev ua haujlwm tau zoo thiab kev saib xyuas Peb -theem tu qhov system: kev tshuaj xyuas txhua hnub, kev tshuaj xyuas txhua lub limtiam (cov kabmob clearance<0.2mm), monthly inspection (impeller dynamic balance test), and key components are provided with a 12-month warranty commitment.

 

  • Kev tiv thaiv: Tsis txhob muaj teeb meem ceev tsis ruaj khov ntawm qhov chaw

 

1. Txhim khu kev tswj fais fab fais fab

Siv cov kab hluav taws xob tshwj xeeb kom tsis txhob sib koom cov kab nrog siab - cov khoom siv hluav taws xob thiab txo qhov cuam tshuam ntawm qhov hluav taws xob hloov pauv.

Tsis tu ncua ntsuas lub zog hluav taws xob zoo, ua qhov voltage, zaus, thiab kev ntsuas kev sib haum xeeb txhua lub hlis twg, thiab daws cov teeb meem tam sim ntawd.

 

2. Kev tswj cov kav dej thiab cov kav dej Standardize

Txhim kho cov txheej txheem ua kua dej ua kom zoo, txo cov khoom khib nyiab los ntawm kev pom thiab cov sedimentation kom ntseeg tau tias muaj viscosity, qhov kub thiab txias, thiab lwm yam tsis ua raws li lub twj tso kua mis tsim.

Kev tu cov kav dej tsis tu ncua, kos li qub thiab kos li qub kom tiv thaiv kev thaiv los yog xau uas tuaj yeem ua rau muaj kev hloov pauv sai.

 

3. Ua raws li kev saib xyuas tsis tu ncua

Tsim kom muaj kev txij nkawm raws li lub twj tso kua mis phau ntawv qhia: xyuas cov kabmob lubrication txhua hli, ua haujlwm tu lub impeller thiab ntsuas qhov sib npaug txhua rau lub hlis, thiab ua tiav kev tshem tawm thiab kho txhua xyoo.

Tsim kom muaj cov khoom lag luam ntawm cov khoom tsis zoo (xws li cov kabmob, cov ntsaws ruaj ruaj, thiab cov impellers), hloov cov khoom qub kom sai kom tsis txhob ua haujlwm tsis zoo.

 

4. Kev xaiv thiab kev teeb tsa

Xaiv tus kheej tsim nyog- ntsuas lub twj tso kua mis multistage centrifugal raws li cov kev ua haujlwm tiag tiag (ntev tus nqi, lub taub hau, cov yam ntxwv ntawm cov kua dej) kom tsis txhob dhau - engineering lossis kev ua haujlwm dhau ntawm qhov tsim; Thaum lub sij hawm installation, nruj me ntsis tswj qhov kev sib raug zoo ntawm cov coupling thiab flatness ntawm lub hauv paus kom muaj kev ntxhov siab -cov kav dej dawb sib txuas thiab txo cov kev ua haujlwm tsis sib xws los ntawm kev teeb tsa yuam kev.

 

Tsis ruaj khov ceev ntawm multistage centrifugal twj nyob rau hauv mining yog uncontrolled. Lub ntsiab lus tseem ceeb yog txhawm rau txheeb xyuas qhov laj thawj kom raug, tshawb xyuas tam sim thiab daws nws, thiab txo cov kev pheej hmoo ntawm qhov chaw los ntawm kev ntsuas kev tiv thaiv kev tshawb fawb. Los ntawm kev tswj hwm kev tswj hwm hluav taws xob, ua kom zoo rau kev ua haujlwm, ntxiv dag zog rau kev saib xyuas, thiab siv cov txheej txheem tswj xyuas kom meej, peb tuaj yeem ua kom lub twj tso kua mis ruaj khov, ua kom nws lub zog ntau tshaj -txuag qhov zoo, thiab txo cov nqi tsim khoom thiab tu.

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