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fracture analysis of a connecting rod for oil pumping unit

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US4454778A - Pump jack system for oil well - Google Patents

A pump jack system for an oil well comprising a walking beam having one end connected to a vertical pump rod while being pivoted intermediate its ends for rocking movement by means of a single vertical connecting arm driven through an eccentric connection to a cushioned wheel,preferably a pneumatic tire.The latter is driven by a motor through pulley and sprocket members which provide speed US20050076740A1 - Connecting rod with reverse drilled oil A connecting rod for an engine includes a connecting rod body having a pin bore formed in one end and a crank arm bore formed in an opposite end.The opposite end has a squirt hole formed therethrough with a first end of the squirt hole facing the crank arm bore and a second end of the squirt hole facing away from the connecting rod at a desired angle for squirting oil.Sucker Rod Failure Analysis - Performance Chemicalpump,sucker rod or tubing string.A subsur-face pump,sucker rod or tubing failure is de-fined as any catastrophic event requiring ser-vicing personnel to pull or change-out one or more of these components.By this definition,the failure frequency rate is the total number of

South Texas Project,Unit 1 - Supplement 1 to Proposed

Unit 2 Docket No.STN 50-499 oil ports drilled in the body of the master connecting rod that allow lube oil to flow to the this phase,finite element stress analysis and fracture mechanics can be used to predict the number of cycles necessary for the crack to grow to critical size,i.e.,the breakdown phase.SUCKER ROD FAILURE ANALYSIS - Alberta Oil Toolappearance around the circumference of the rod,and fracture occurs where the cross-section is reduced.This rare failure mechanism only occurs when pulling too much load on the rod stringsuch as when attempting to unseat a stuck pump.Previous123456Next(PDF) FAILURE ANALYSIS OF A FRACTURED CONNECTING RODThe connecting rod can fail due to many reasons e.g.fatigue near a physical defect on the rod,from the failure of the rod bolts from a defect,improper tightening,lubrication failure in bearing

Practical root cause analysis of connecting rod bushing

Case Study Overview During start-up of a new reciprocating compressor,multiple connecting rod bushing failures led to a detailed root cause analysis,data gathering,and testing This compressor met API 618 requirements for rod load and rod reversal.Another compressor of the same design with similar rod load has history of reliable operationPaper ID NITETMECH04 ANALYSIS OF CONNECTINGThe Connecting rod is a high volume production from automobile Side.Connecting rod is subjected to more Stress than other engine components.Failure and damage are also more in connecting rod,So stress analysis in Connecting rod is Very important.In this study,detailed load analysis was performed on connecting rod,followed by finitePAPER OPEN ACCESS Design and application of eccentric 16 - motor; 17- reducer; 18- shaft pin slider; 19 - short connecting rod Figure 2.Motion analysis of eccentric balance pumping units Figure 3.Schematic diagramof eccentric balance pumping units The main working principle of the eccentric flexible pumping unit is roughly similar to that of the flexible double-stroke pumping unit.

Oil Analysis Reveals Root Cause of Piston Rod Failures

Oil Analysis Reveals Root Cause of Piston Rod Failures Stephen H.Shakeshaft ,Stephen H.Shakeshaft Consulting Ltd.For about 20 years,the maintenance on these three machines was not performed on any schedule; it was simply performed whenever a machine broke down.Fracture-Splitting Processing Performance Study and Oct 01,2018 fracture analysis of a connecting rod for oil pumping unit#0183;Free Online Library Fracture-Splitting Processing Performance Study and Comparison of the C70S6 and 36MnVS4 Connecting Rods.(Technical report) by SAE International Journal of Engines; Transportation industry Connecting rods (Motor vehicles) Materials Mechanical properties Models Fracture (Materials) Measurement Fractures (Geology) Stress-strain curves Comparative analysisFracture analysis of a connecting rod for oil pumping unit Nov 01,2019 fracture analysis of a connecting rod for oil pumping unit#0183;The connecting rod of the pumping unit is fracture after 95 days' service in China western oilfield.The failure causes were analyzed by macroscopic fracture morphology,fluorescence magnetic particle detector,impact testing machine,direct-reading spectrometer,optical microscope (OM),scanning electron microscopy (SEM),energy dispersive spectrometer (EDS) in this paper.

Fits John Deere 6081T Connecting Rod 47.655 FRACTURE

Fits John Deere 6081T Connecting Rod 47.655 FRACTURE New R526592,RE21076Final Exam (engines 2 class) Flashcards Quizleta.exhaust gas chemical analysis b.mass particle oscillator c.light extinction measurement When a connecting rod separates due to a tensional overload,the root cause of the problem would most likely be b.rebuild the oil pump c.reset the pressure relief valve d.replace the piston oil control rings.Fatigue Analysis of Connecting Rod Using FiniteFatigue Analysis of Connecting Rod Using Finite Element Analysis 789 The stress at any point on the connecting rod at this axial load can be interpolated from the axial stress analysis results.Results of the FEA are discussed in Tables 2.3,2.4,and 2.5 list the crank angles at which FEA was performed at 5700 rev/min,4000

Failure analysis of a special vehicle engine connecting rod

Sep 01,2017 fracture analysis of a connecting rod for oil pumping unit#0183;Griza et al.performed the fracture analysis consists of microstructure analysis and numerical simulation of the fracture mechanics on connecting rod bolts.Son et al.[5] used the flexible multi-body dynamic analysis in combination with the elasto-hydrodynamic model to calculate the actual force acting on the mating surface of the connecting rod and predicted the possibility ofFailure analysis of a failed connecting rod cap and The connecting rod bolts torque disassembly was monitored and fractured parts were selected to laboratory fracture analysis.It was verified with fatigue rupture of one of the fourth connecting Failure Analysis of a Diesel Engine Connecting Rod A failure investigation has been conducted on a diesel engine connecting rod.The fracture occurred at the small head of the connecting rod.Visual and scanning electron microscopy observations show that a lot of axial grooves appear on the internal surface close to the fracture and the fatigue cracks initiated from the axial grooves.

Elastodynamic Analysis of the Sucker Rod Pumping

Aug 27,2014 fracture analysis of a connecting rod for oil pumping unit#0183;The paper aims to identify the dynamic response of the oil pumping unit system mechanism using the analytical method and the experimental method.By numerical processing of the developed mathematical models for longitudinal and transverse vibrations of the mechanism connecting rod and walking beam,the time variation diagrams of the linear Dynamic loading and stress analysis on crankshaft of Computation model of crankshaft was built and the dynamic characteristics of crankshaft were studied.FEM was performed to obtain the maximum main stress,the minimum main stress and the Mises stress at three kinds of critical working conditions of crankshaft.Through movement analysis and computation for various components of reciprocating mud pump (RMP),the loads of crankshaft were obtained.Dynamic coupling modelling and application casepumping unit and the three-dimensional wave equation of the sucker rod,and with the oil pump as the boundary condition,the fully coupled mathematical model of the high-slip motor-pumping unit-sucker rod-oil pump was established and calculated using Visual Basic1 V6.0 software.

Dynamic coupling modelling and application case analysis

Jan 30,2020 fracture analysis of a connecting rod for oil pumping unit#0183;Second,combined with the kinematics equation of the pumping unit and the three-dimensional wave equation of the sucker rod,and with the oil pump as the boundary condition,the fully coupled mathematical model of the high-slip motor-pumping unit-sucker rod-oil pump was established and calculated using Visual Basic fracture analysis of a connecting rod for oil pumping unitV6.0 software.Dynamic Analysis of Motorcycle Engine Rod Bending and Taking Motorcycle Engine as the research object,force analysis of the single cylinder engine connecting rod bending and fracture by engine linkage dynamic model.By calculating the connecting rod compression,combustion chamber total pressure,reciprocating movement of the inertia force and from the rod bend parameters to compare the models currently on the market four types in theDevelopment of Fracture Split Steel Connecting RodsFracture split steel connecting rod has been developed for new passenger diesel engines for its advantages in cost saving and better performance.The splitting type of steel con rod is made of high carbon micro-alloyed steel with no additional heat treatment after hot forging.This con rod blank is

Design And Analysis of Connecting Rod Using Forged

project the material (carbon steel) of connecting rod replaced with Forged steel .Connecting rod was created in CATIAV5 R19.Model is imported in ANSYS 13.0 for analysis.After analysis a comparison is made between existing steel connecting rod viz.,Forged steel in terms of weight,factor of safety,stiffens,deformation and stress.DESIGN AND ANALYSIS OF COMPOSITE CONNECTINGconnecting rods utilized in stream engines and steam locomotives.Figure1.1 connecting rod with piston .1.2 objectives of project .The objectives of the project are as follows (i) To develop structural modeling of connecting rod (ii) To perform finite element analysis of connecting rod (iii) Suitable material study (iv) Study of load factorsCited by 9Publish Year 2016Author C.Juarez,F.Rumiche,A.Rozas,J.Cuisano,P.Lean(PDF) DESIGN AND ANALYSIS OF A CONNECTING RODA connecting rod basically connects the piston to the crankshaft whilst transmitting power of the combustion from the combustion chamber to rotate the crank.It may be made of carbon steel or any

Cited by 2Publish Year 2019Author H.Ding,H.Ding,J.F.Xie,Z.Q.Bai,Y.Li,Y.Long,D.T.Qi,H.B.LiPeople also askWhat is sucker rod coupling failure?What is sucker rod coupling failure?All sucker rod,pony rod and coupling failures are either tensile or fatigue failures.Tensile failures occur when the applied load exceeds the tensile strength of the rod.SUCKER ROD FAILURE ANALYSIS - Alberta Oil ToolCited by 2Publish Year 2019Author H.Ding,H.Ding,J.F.Xie,Z.Q.Bai,Y.Li,Y.Long,D.T.Qi,H.B.LiFracture analysis of a connecting rod for oil pumping unit

The connecting rod of the pumping unit is fracture after 95 days' service in China western oilfield.The failure causes were analyzed by macroscopic fracture morphology,fluorescence magnetic particle detector,impact testing machine,direct-reading spectrometer,optical microscope(OM),scanning electron microscopy(SEM),energy dispersive spectrometer(EDS) in this paper.Cited by 1Publish Year 2020Author H.Ding,H.Ding,A.B.Zhang,D.T.Qi,H.B.Li,P.L.Ge,G.Q.Qi,N.Ding,Z.Q.Bai,L.FanFailure analysis of a diesel generator connecting rod Oct 01,2016 fracture analysis of a connecting rod for oil pumping unit#0183;The connecting rod fractured at the body in a section close to the head; the origin of the fracture was located at the con-rod lubrication channel.The lubrication channel exhibited an area containing a tungsten based material,presumably from a machining tool,embedded in its surface as a result of a deficient manufacturing process.

CN201695961U - Oil pumping unit polished rod deviation

The utility model relates to an oil pumping unit polished rod deviation adjusting device,which comprises a connecting cylinder body connected with a stuffing box,and a polished rod radial adjusting mechanism matched with a polished rod is disposed in an inner cavity of the connecting cylinder body; wherein,the connecting cylinder body is provided with a vertical cavity body parallel to the CN201568563U - Piston rod with replaceable roller bending The utility model discloses a piston rod with a replaceable roller bending cylinder,which is mainly formed through connecting and assembling a piston rod body with a plug through a screw.The piston rod has the advantages of reasonable design,simple manufacturing,convenient detachment,reduced auxiliary member of device,reduced stoppage time in replacing the piston rod,and reduced ANALYSIS OF WEIGHT REDUCTION IN CONNECTINGANALYSIS OF WEIGHT REDUCTION IN CONNECTING ROD BY USING DIFFERENT MATERIALS IN ANSYS PRAKASH S1*,PRABHAHAR M2,JESHURAN SAMUEL J 3 AND MANISH KUMAR S 1Research Scholar,Aarupadai Veedu Institute of Technology,Vinayaka Mission University,India.2Professor,Department of Mechanical Engineering,Aarupadai Veedu Institute of Technology,India.

12345NextMetallurgical Analysis of Fractured Connecting Rod IJERT

Metallurgical Analysis of Fractured Connecting Rod.Anil Madaana,B.L.Guptaa.a Govt.Engineering College Bharatpur (Raj.) 321001.Abstract- -In automotive field the connecting rod is the main moving part and an important component of engine.The basic function of connecting rod is to transmit the push and pull forces from piston pin to the (PDF) Fatigue Fracture of Truck Diesel Engine Connecting-RodsThe main objective of this study was to explore quality increasing and cost reduction opportunities for a production of forged aluminium alloy 6082 connecting rods.(PDF) Failure Analysis of a Diesel Generator Connecting RodThe rst stage of the analysis was the visual inspection of the connecting rod and the analysis of the fracture surface.Then,a comprehensive characterization of the con-rod material was

(PDF) Analysis of Mechanical Properties Connecting Rod

In the connecting rod bolt fracture sh ows the type of broken clay due to the tensile load is seen by th e reduced diameter or cone shape and the fractu re surface looks stringy .See Figure 3. results for this questionWhat is a connecting rod?What is a connecting rod?Learn more A connecting rod basically connects the piston to the crankshaft whilst transmitting power of the combustion from the combustion chamber to rotate the crank.It may be made of carbon steel or any other alloy.(PDF) DESIGN AND ANALYSIS OF A CONNECTING ROD results for this questionWhat is C rod failure?What is C rod failure?C rod failure is typical in appearance for most The Fig 1 fatigue failures.Typical fatigue failures have a fatigue portion,tensile portion and final shear tear.The width of the fatigue portion is an indication of the loading applied when the final fracture occurs.SUCKER ROD FAILURE ANALYSIS - Alberta Oil Tool

results for this questionWhat happens when you pull load on rod string?What happens when you pull load on rod string?The load will concentrate at some point in the rod string,create a necked-down appearance around the circumference of the rod,and fracture occurs where the cross-section is reduced.This rare failure mechanism only occurs when pulling too much load on the rod stringsuch as when attempting to unseat a stuck pump.SUCKER ROD FAILURE ANALYSIS - Alberta Oil Tool results for this questionFeedbackFailure analysis of a sucker rod fracture in an oilfield

Jan 01,2020 fracture analysis of a connecting rod for oil pumping unit#0183;Abstract.The sucker rod was fracture after 729 days service in an oilfield.The fracture position is located at the welding seam that is connecting the sucker rods upsetting end and the polished rod end.The failure causes were analyzed by the nondestructive test (NDT) of penetration detection,direct-reading spectrometer,tensile strength test machine,impact test machine,vickers

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