NOV JWS-340 P-4 Valve Pump

Cov ntsiab lus: Daim ntawv no tshuaj xyuas NOV JWS-340, 340-horsepower peb-lub tog raj kheej sib sib zog nqus twj tso kua mis engineered kom muaj kev ntseeg siab tshaj plaws hauv cementing, acidizing, thiab kev saib xyuas zoo. Nws muab kev tshuaj xyuas qhov tob ntawm nws cov forged steel hydraulic kawg, P-4 valve system, thiab hwm hnav-tiv taus cov khoom tsim los txo koj cov nqi tag nrho ntawm cov tswv cuab (TCO).

JWS-340 yog tsim los txo koj Cov Nqi Tag Nrho Cov Tswv Cuab (TCO). Los ntawm kev nqis peev tsis tu ncua hauv cov khoom siv tshawb fawb, kev tsim khoom precision, thiab cov khoom siv ua haujlwm ntev, nws txo qis cov nqi khiav lag luam, txo qis qis qis, thiab txhim kho kev nyab xeeb ntawm qhov chaw.

Core Application Areas:

Nrog nws cov kev ua tau zoo thiab kev tsim qauv zoo, JWS-340 ua tau zoo hauv cov haujlwm tseem ceeb hauv qab no:

Kev ua haujlwm cementing

Acidizing kev ua haujlwm

• Zoo tua thiab tswj
• Siab -Kev Txhaum Dej
• Rov qab Circulation
• Fracturing Support (Xuab zeb Fracturing)

Xaiv JWS-340 txhais tau hais tias xaiv ib tus khub uas ntseeg siab los ua kom muaj kev vam meej ntawm txhua qhov haujlwm los ntawm kev tshaj lij engineering tshwj xeeb.

Lub zog kawg, lub plawv ntawm lub twj tso kua mis, txiav txim siab nws lub neej tag nrho thiab kev ua haujlwm ruaj khov los ntawm kev tsim qauv zoo. Txhua feem ntawm JWS-340 lub hwj chim kawg yog tsim kho kom zoo los tiv thaiv cov xwm txheej tsis sib xws, xa cov khoom tsis sib xws rau cov neeg siv khoom.

Lub zog ncej: Zoo heev Rigid thiab kev vibration txo kev ua haujlwm

JWS-340 lub zog ncej nta ib qho kev sib koom ua ke siab -lub zog steel phaj welded qauv nrog ncej-weld kev kho mob nyem. Qhov kev xaiv tsim no yog los ntawm kev nkag siab zoo ntawm cov txheej txheem ua haujlwm rau cov twj ua haujlwm. Feem ntau tsim raws li kev sib tw-mounted units uas yuav tsum tau tsiv mus nyob ntawm qhov chaw sib txawv, lub thav duab lub zog -rau- qhov hnyav piv thiab kev tiv thaiv rau kev thauj mus los jolts yog qhov tseem ceeb nyob rau hauv cov xwm txheej zoo li no. Welded steel qauv qhia tau siab zog tensile thiab toughness dua cam khwb cia hlau. Lawv cov weldability zoo heev ua rau kev kho ntawm qhov chaw thaum lub sij hawm kev puas tsuaj uas tsis tau npaj txhij, txo qis sijhawm.

Transmission System: Zoo meej ua ke ntawm Forged Crankshaft thiab Herringbone Iav

Txhua qhov kev nthuav dav ntawm cov kab ke sib kis tau tsim los kom ua tiav kev sib kis tau zoo thiab ua haujlwm tau zoo thiab ua kom lub neej ua haujlwm siab tshaj plaws.

• JWS-340's core component is a dual-ended, integral forged alloy steel crankshaft. Nws cov precision-milled phau ntawv thiab polished crankpin xyuas kom pom cov kabmob haum thiab kev sib txhuam tsawg kawg nkaus. Crafted los ntawm hwm 42CrMo chromium-molybdenum alloy steel, qhov kev tsim no lav kev ntseeg tau ntev txawm tias nyob rau hauv kev ua haujlwm hnyav.
• Txuas Qws thiab Crosshead: Cov pas nrig txuas yog tsim los ntawm siab -lub zog stainless hlau, sib txuas ua haujlwm nrog kev tiv thaiv corrosion. Nws tsim nta precision aluminium alloy bearings ntawm lub crankshaft qhov loj kawg thiab bronze bushings ntawm tus ntoo khaub lig lub me kawg, ib tug optimized ua ke kom haum rau sib txawv load thiab hnav cov qauv thoob plaws hauv lub engine ua hauj lwm voj voog. Tus ntoo khaub lig, cam khwb cia hlau nrog cov roj reservoir, swb raws li hloov tau bronze qhia daim hlau, ua kom ruaj khov, tsis tshua muaj - kev sib txhuam reciprocating sib dhos uas yooj yim los tswj.

Kev txhim khu kev qha lubrication ua haujlwm tseem ceeb tiv thaiv kev puas tsuaj loj hauv lub tshuab hluav taws xob, uas feem ntau ua rau lub sijhawm poob qis thiab cov nqi kho ntau heev. JWS-340's meticulously engineered lubrication system xyuas kom meej tas mus li thiab txaus lubrication rau tag nrho cov khoom txav.

• Lubrication system: Lub kaw lus sib txuas nrog lub siab lubrication nrog txaws lubrication. Lub tshuab tsim tshwj xeeb uas tsis tshua muaj- lubrication ceev, siv los ntawm cov saw hlau ywj siab- tsav cov roj twj tso kua mis, xyuas kom txhua cov bearings tseem ceeb thiab lub zog tau txais kev tiv thaiv roj txaus txaus thaum lub twj tso kua mis pib thiab qis- ua haujlwm ceev, tiv thaiv kev hnav ntxov ntxov los ntawm kev sib txhuam qhuav.
• Bearing configuration: Lub hwj chim kawg yog nruab nrog hnyav -lub luag haujlwm, hnav- rolling bearings, raws li cov lus qhia hauv qab no:

Lub ntsiab bearing ntawm lub crankshaft yog ib tug hnyav load tapered menyuam bearing, uas muaj peev xwm dais lub loj radial thiab axial loads nyob rau tib lub sij hawm.

Lub crankshaft center bearing yog cov menyuam bearing.

Loj kawg bearing ntawm kev sib txuas pas nrig (crank pin): siv precision aluminium alloy bearing bush, tshwj xeeb tshaj yog tsim los rau siab load.

Kev sib txuas tus pin pin bearing (cross pin) yog ua los ntawm bronze bushing thiab tsim nyog rau lub viav vias kev sib txhuam nyob rau hauv siab load.

Kev sib xyaw ua ke ntawm qhov kev xaiv cov kabmob no thiab cov txheej txheem lubrication zoo ua rau lub hauv paus tsis muaj kev ntseeg siab ntawm JWS-340 lub zog kawg, muab kev ruaj ntseg rau cov neeg siv khoom peev thiab kev tsim khoom tas mus li.

Integrated Forging Hydraulic End: Inherent Lub zog thiab kev ncaj ncees

JWS-340 nta lub zog monoblock forged alloy steel hydraulic kawg (Mono-block Fluid End) 6, kos npe tsim qauv tsim los tiv thaiv cov qib siab heev.

• Kev ua tau zoo hauv kev xaiv cov khoom: Lub hydraulic kawg yog forged los ntawm ib qho thaiv ntawm siab -lub zog alloy steel. Peb siv cov hwm qib -qib chromium-molybdenum alloy steels xws li AISI 4130, AISI 4135, lossis 35CrMo, muaj koob npe nrov rau lawv qhov tshwj xeeb tensile lub zog, toughness, thiab weldability thaum lub sij hawm kho.
• Cov txheej txheem tsim khoom nruj: Peb cov kev tsim khoom nruj me ntsis ua raws li API 7K cov qauv, tus qauv kub rau kev nyab xeeb thiab kev ntseeg siab hauv cov roj thiab roj drilling thiab cov khoom siv tu zoo.

1. Forging process: Through high pressure forging, the dense and uniform metal grain flow is formed, which fundamentally eliminates the defects of porosity and gas hole in the casting, and gives the hydraulic end extraordinary anti-fatigue cracking ability.
2. Kev kho cua sov: Qhov ntau-theem quenching thiab tempering kho cua sov yog siv los ua kom lub module tau txais qhov zoo tshaj plaws tshuav nyiaj li cas ntawm hardness (xws li HB285-330) thiab toughness los tiv thaiv kev cuam tshuam ntawm kev kub siab pulse.
3. Tsis yog-Kev Ntsuam Xyuas Kev Puas Tsuaj (NDT): Txhua qhov khoom kawg hydraulic yuav tsum tau ua cov txheej txheem NDT nruj, suav nrog kev kuaj ultrasonic (UT) rau kev ncaj ncees sab hauv thiab kev tshuaj xyuas cov hlau nplaum sib nqus (MPI) lossis kev ntsuas nkag siab (PT) rau saum npoo micro- tawg, kom tsis txhob muaj qhov tsis xws luag.

P-4 Valve System: Cov tub ntxhais ntawm Kev Tswj Dej Siab Siab

JWS-340 lub twj tso kua mis yog tsim los nrog P-4 qhov tshwj xeeb valve sib dhos, kom ntseeg tau tias lub valve thiab lub rooj zaum qhov ntev ua tau raws li kev lag luam tus qauv 47. Nws nta lub siab qhib, tis - coj los yog chaw nruab nrab - taw qhia slush-type valve, tshwj xeeb yog tsim los rau kev tuav cov kua dej theem.

Valve thiab lub rooj zaum tsim kho:

Cov ntaub ntawv: Lub valve lub cev thiab lub rooj zaum valve yog forged los ntawm lub zog siab alloy steel (AISI 8620 lossis 4130).

Kev kho cua sov: Cov khoom siv tau raug kho nrog cov txheej txheem tshwj xeeb carburizing thiab quenching los ua ib qho hnav hnyav heev -cov txheej txheem tiv taus (hardness txog HRC 59-65) ntawm qhov chaw los tiv thaiv kev yaig ntawm cov dej drilling. Lub caij no, cov tub ntxhais tau khaws cia nrog lub siab tawv kom nqus tau qhov cuam tshuam loj heev thaum lub valve kaw.

Valve roj hmab technology:

Khoom siv: Tus qauv valve roj hmab yog ua los ntawm siab -kev ua tau zoo polyurethane composite. Piv nrog cov roj hmab tsoos, polyurethane muaj qhov zoo dua qub hauv kev hnav tsis kam, extrusion tsis kam, thiab tsis kam rau roj-raws li / hluavtaws-raws li slurry corrosion.

Tsim: Cov roj hmab roj hmab thiab lub cev lub cev muaj qhov sib txuam kom ntseeg tau tias kev sib khi ruaj khov nyob rau hauv siab. Cov qauv tsim tshwj xeeb muaj cov qauv ua ntej- nruj, ruaj ntseg los ntawm cov phaj siab threaded nrog lub teeb tawm, ua kom nrawm tshwj xeeb ntawm - qhov chaw hloov ntawm lub valve roj hmab thiab txo lub sij hawm txij nkawm.

Kev ntsuas kub: Tus qauv polyurethane valve roj hmab muaj qhov ntsuas kub ua haujlwm ntawm 180℃F (82 degree), nrog rau kev xaiv tshwj xeeb muaj rau siab dua -kev siv kub.

Lub trapezoidal threaded valve cover ua los ntawm forged steel tsis tsuas yog muab kev ruaj ntseg sealing, tab sis kuj yuav yooj yim dua thiab ceev rau disassemble thiab sib sau ua ke tshaj lub ntsia liaj qhov rooj flange valve cover, uas ntxiv txhim kho kev txij nkawm efficiency.

Lub tog raj kheej liner: Thawj kab ntawm kev tiv thaiv tiv thaiv hnav

High-Chrome Bi- Hlau Liners:

Cov qauv: Lub plhaub yog ua los ntawm forged steel (45 steel) los muab lub zog tensile zog los tiv thaiv lub voj voog ncig los ntawm kev siv lub zog. Lub hauv ob sab phlu yog ua los ntawm high chromium cam khwb cia hlau alloy (chromium cov ntsiab lus ntau tshaj 26%) los ntawm centrifugal casting txheej txheem.

Kev ua tau zoo: Lub liner tau txais kev kho cua sov kom ua tiav qhov hardness ntawm HRC 62-67, xa tshwj xeeb hnav thiab corrosion tsis kam rau cov txheej txheem drilling kua dej. Nws feem ntau ua tiav qhov kev pab cuam lub neej ruaj khov tshaj 800 teev.

Muaj feem xyuam rau kev ua haujlwm dav dav, dej-raws li slurry, thiab tus nqi siab ua haujlwm nyob rau hauv uas tsis yog - muaj kev puas tsuaj heev.

Zirconia ceramic liner:

Cov qauv: lub plhaub steel yog embedded nrog lub zog ntshiab zirconia (ZrO3) ceramic hauv ob sab phlu.

Performance: Zirconia ceramics boast exceptional hardness (>HRC 90), kev tiv thaiv corrosion zoo dua, thiab qis dua qhov sib txhuam coefficient dua siab dua -chromium alloys. Cov yam ntxwv no ua rau lub neej ua haujlwm ntev (feem ntau tshaj 2,000 txog 4,000 teev), thaum txo qis piston hnav thiab txo qis qhov xav tau cua txias thiab lubrication tshuab.

Tsim nyog rau: High-cov kua dej abrasion (piv txwv li, siab- cov ntsiab lus xuab zeb), ib puag ncig corrosive heev (xws li, salinity siab lossis H2S- muaj cov kua dej), thiab txhua qhov kev xav tau ua haujlwm uas ua rau lub sijhawm ua haujlwm siab tshaj plaws thiab txo qis txij nkawm yog lub hom phiaj tseem ceeb.

Piston thiab Plunger: Lub Ntsiab ntawm Pumping Action

JWS-340 tuaj yeem hloov kho tau yooj yim raws li lub twj tso kua mis piston (rau kev ua cov av nkos) lossis lub twj tso kua mis plunger (rau siv cov kua dej huv xws li dej lossis cement slurry) raws li daim ntawv thov.

Pistons:

Qauv: Lub piston core yog ua los ntawm lub zog siab forged steel thiab vulcanized nrog hnav- tiv taus elastomer.

Cov khoom siv xaiv:

Qhov sib txuas polyurethane piston yog tsim rau kev kub siab drilling thiab roj -raws li thiab hluavtaws- cov av nkos, thiab yog qhov kev xaiv zoo tshaj plaws.

Bonded nitrile roj hmab piston: Haum rau cov qauv dej-raws li slurry, yog ib qho kev xaiv zoo thiab kev lag luam.

Plunger:

Cov qauv: hnav tshwj xeeb- txheej tiv thaiv yog siv rau saum npoo ntawm cov khoom hlau matrix.

Cov khoom siv xaiv:

Ceramic coated plunger: qhov kev xaiv zoo tshaj plaws rau cov kua dej abrasive.

Tungsten carbide coated plunger: muab kev hnav hnyav heev hauv kev siv ultra-siab siab. Thaum ua ke nrog stainless hlau matrix, nws zoo sib npaug hnav tsis kam thiab corrosion kuj.

Piston pas nrig: kev txhim khu kev qha fais fab kis tau tus mob

• Cov ntaub ntawv: Forged los ntawm siab - zoo alloy steels xws li 42CrMo los yog 35CrMo, kom ntseeg tau zoo heev lub zog thiab toughness.
• Cov txheej txheem tsim khoom: Cov pas nrig piston tau txais kev kho cua sov kom txhim kho cov tub ntxhais lub zog thiab qaug zog. Tom qab ntawd, tus pas nrig nto yog precision-milled thiab tawv chrome-plated, ua ib qho ultra- tawv, du, thiab corrosion- tiv taus txheej. Cov txheej txheej chrome no tsis tsuas yog tiv thaiv hnav tab sis kuj tseem txuas ntxiv lub neej kev pabcuam ntawm cov ntim ntim, txo cov kev pheej hmoo ntawm kev xau. Lub nruab nrab khi pas nrig txuas nrog lub hwj chim kawg yog ua los ntawm cov hlau tsis muaj steel los tiv thaiv xeb hauv cov seem uas raug.

Cov ntaub ntawv hauv qab no muab cov ncauj lus kom ntxaws txog kev ua haujlwm rau JWS-340 twj tso kua mis, ua kom muaj kev xaiv cov qauv thiab kev npaj ua haujlwm.

Table 1: Cov ntsiab lus tseem ceeb ntawm JWS-340

Table 2: Performance Data of JWS-340 (Flow vs. Pressure)

Lub rooj yog raws li 100% volumetric efficiency thiab 90% mechanical efficiency.

Table 3: Phau ntawv qhia txog kev xaiv qhov tsis zoo

Cim npe nrov: nov jws-340 p-4 valve twj, Tuam Tshoj nov jws-340 p-4 valve twj manufacturers, lwm tus neeg, Hoobkas