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We are seeking an experienced engineering specialist to support the hydraulic, transient, and structural assessment of a high-pressure vertical concrete pumping pipeline for high-rise project. The work requires strong practical experience in hydraulic modelling, pressure transient analysis, pipe reaction forces, and piping stress/support load calculations. Main Scope The selected engineer will be required to perform: Steady-state pressure-drop analysis for several operating elevations. Pressure-versus-elevation profiling of a long vertical concrete pumping pipeline. Non-Newtonian/slurry flow modelling using appropriate concrete rheological properties. Hydraulic reaction-force calculations for critical horizontal elbow locations. Dynamic transient / shock-wave analysis for selected operating events such as pump startup, shutdown, and emergency trip. Determination of maximum transient pressures and governing hydraulic force vectors. Structural piping analysis of selected intermediate vertical riser anchors/supports. Calculation of anchor reactions including: Fx, Fy, Fz Mx, My, Mz Assessment of pipe wall-thickness safety factors for very high dynamic operating pressures. Review of pump operating capability against calculated system resistance, where manufacturer data are provided. Preferred Software Experience Strong experience with one or more of the following is required: AFT Impulse AFT Fathom AutoPIPE Advanced CAESAR II Mathcad ANSYS Mechanical, where required for local verification Experience with AFT Impulse and AutoPIPE/CAESAR II is particularly desirable. Required Technical Background Applicants should have demonstrated experience in areas such as: Hydraulic transient / surge analysis High-pressure pipeline systems Slurry or non-Newtonian flow Concrete pumping systems Bingham or Herschel–Bulkley rheology Pipe stress analysis Dynamic piping loads Anchor and restraint reaction calculations High-pressure pipe wall-thickness assessment Previous experience with long vertical risers, mining slurry pipelines, paste backfill systems, high-pressure pumping systems, or similar applications will be considered highly relevant. Deliverables The selected engineer will be expected to provide: Engineering assumptions and modelling basis Native/editable model files Calculation sheets Pressure profiles and result plots Steady and transient pressure results Critical elbow force components and resultants Anchor reaction tables Wall-thickness/safety-factor calculations Summary of governing cases Technical comments and conclusions Final engineering calculation/report package All models and calculations must be editable and transferred at completion. Detailed drawings, project geometry, operating pressures, equipment information, elevations, and client-specific information will be provided only to shortlisted candidates after initial technical evaluation and agreement to maintain confidentiality. Project information shall not be shared, published, or used in portfolios without written authorization. Proposal Requirements Please include: Your relevant engineering experience. Examples of similar hydraulic transient or piping stress projects. Software you personally use and your experience level with each. Experience with non-Newtonian/slurry/concrete flow modelling. Experience with AFT Impulse and AutoPIPE or CAESAR II. Your proposed engineering approach. Estimated hours or fixed-price proposal. Your availability. Please do not submit a generic proposal. Applications demonstrating directly relevant technical experience will be prioritized. The project may be awarded in milestones, beginning with development and validation of the hydraulic model before proceeding to transient and structural analysis.
Project ID: 40682652
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27 freelancers are bidding on average $6,756 USD for this job

Hello, I’m a Mechanical/Simulation Engineer with 5+ years of experience in fluid-flow analysis, CFD, pressure systems, structural FEA, and engineering calculations using ANSYS/Fluent and related tools. Your high-pressure vertical concrete pumping pipeline is a strong fit for my engineering background. I can support: • Steady-state pressure-drop and pressure-vs-elevation analysis • Non-Newtonian/slurry flow modelling using Bingham or Herschel–Bulkley rheology • Hydraulic reaction forces at critical elbows • Transient analysis for pump startup, shutdown, and emergency trip • Maximum transient pressure and governing load cases • Pipe/anchor structural assessment and support reactions (Fx, Fy, Fz, Mx, My, Mz) • Pipe wall-thickness and safety-factor verification • Pump capability vs. calculated system resistance • Editable calculation models, result plots, tables, and final engineering report My primary simulation experience is with ANSYS/Fluent and structural FEA. I can develop the hydraulic model and transfer governing hydraulic loads into the structural assessment. I would prefer to confirm the required AFT Impulse/AutoPIPE/CAESAR II workflow before committing to a specific software deliverable. I recommend a milestone approach: hydraulic model → transient analysis → hydraulic forces → structural assessment → final report. Best regards,
$10,000 USD in 25 days
6.7
6.7

Hello, I am a Mechanical Design Engineer with extensive experience developing products from concept through manufacturing. My background includes robotics, automation systems, lifting mechanisms, consumer products, machine design, structural analysis, and prototype development. Previous projects include robotic arms, delivery robots, automated machinery, lifting systems, drone mechanisms, wearable devices, vehicle accessories, medical devices, and custom electromechanical products. I can support your project with: ✓ Concept development and mechanism design ✓ 3D CAD modeling (SolidWorks / Fusion 360) ✓ Manufacturing drawings and documentation ✓ Design for Manufacturing (DFM) ✓ FEA simulation and validation (ANSYS / COMSOL) ✓ Prototype preparation for CNC machining and 3D printing I also operate with manufacturing support capabilities for CNC machining and 3D printing, allowing designs to be developed with practical production constraints in mind. Please send the project details and I can review feasibility, expected challenges, and the best development approach before we begin. Portfolio and reviews: http://www.freelancer.com/u/ENG1mga Best regards, Mahmoud
$5,000 USD in 7 days
6.8
6.8

Hi, I reviewed your project requirements and I can help you develop a practical, production-ready solution—not just a visually complete CAD model. I’m a mechanical engineer with 13+ years of experience in product design, mechanical systems, CAD development, engineering analysis, and multidisciplinary coordination. Depending on the project, I can support concept development, detailed 3D modelling, assemblies, manufacturing drawings, BOMs, technical calculations, simulations, and fabrication-ready files. My focus is always on clear drawings, realistic detailing, manufacturability, and fast communication throughout the project. I work mainly with SolidWorks, AutoCAD, ANSYS, Revit, Fusion 360, and related engineering tools. You can review similar design and engineering work in my profile. Once I see the available drawings, dimensions, and expected deliverables, I can suggest the most efficient way to proceed. Best regards, Gökay Zaralı
$5,000 USD in 7 days
6.6
6.6

Hello, I’m a Mechanical Engineer with over 2 years of experience in piping design, hydraulic calculations, and mechanical engineering, with 200+ completed residential, commercial, and industrial projects. I can also share relevant samples of hydraulic and piping analysis work. I can support the assessment of your high-pressure vertical concrete pumping pipeline with a practical engineering approach covering: Steady-state pressure-drop calculations at different elevations Pressure vs. elevation profiles Non-Newtonian/slurry flow assessment using appropriate rheological parameters Hydraulic reaction forces at elbows and changes in direction Pump start-up, shutdown, and emergency-trip transient scenarios Maximum transient pressure determination Governing hydraulic force vectors for structural/support design Pipe support and anchoring load calculations Clear calculation sheets, assumptions, and engineering summaries I will ensure the hydraulic results are properly connected to the mechanical and structural requirements, particularly at critical elbows, anchors, supports, and connection points. I can work from your pipeline geometry, pump data, concrete rheology, operating flow rates, elevations, pipe specifications, and support arrangement. I’m available to review the project information and provide relevant calculation/project samples before starting.
$7,500 USD in 7 days
5.8
5.8

Hello, Your vertical concrete pipeline assessment calls for a carefully validated hydraulic model before transient and support-load conclusions, and I can structure that workflow clearly from the outset. I will develop the steady-state pressure-versus-elevation model, represent the concrete’s non-Newtonian rheology, evaluate startup, shutdown, and emergency-trip transients, then derive elbow force vectors and anchor reactions (Fx, Fy, Fz, Mx, My, Mz). The engineering package will include editable calculations, pressure plots, governing cases, wall-thickness safety factors, and documented assumptions. I can integrate Civil Engineering requirements with Finite Element Analysis and Mechanical Engineering checks where local verification is needed, while maintaining strict confidentiality. We can begin with geometry and operating-data review, validate the hydraulic basis as the first milestone, and then proceed into transient and structural analysis. Would you prefer the first milestone to validate the concrete rheology and AFT Impulse model against pump data before extending it to anchor and elbow-load analysis? Best regards, Sahil
$5,000 USD in 1 day
5.6
5.6

Hi there, We are US licensed engineering team and very interested in supporting the hydraulic, transient, and structural assessment of your high-pressure vertical concrete pumping pipeline. My background includes hydraulic and structural engineering coordination for complex piping systems, with particular focus on pressure losses, elevation effects, reaction forces, pipe supports, and engineering calculations. I can develop the analysis progressively, beginning with the steady-state hydraulic model and pressure-versus-elevation profile, followed by non-Newtonian concrete/slurry flow assessment, critical elbow reaction forces, pump startup/shutdown transient cases, and resulting anchor/support loads. The structural phase can then evaluate selected riser supports, anchor reactions (Fx, Fy, Fz, Mx, My, Mz), pipe stresses, wall-thickness adequacy, and applicable safety factors. I am comfortable working with engineering calculation workflows involving AFT Fathom/Impulse, AutoPIPE/CAESAR II, Mathcad, and ANSYS where required, and can provide editable models, calculation sheets, plots, reaction tables, assumptions, and a consolidated technical report. I can begin with the hydraulic-model development milestone and provide a detailed estimate once the project geometry, operating conditions, and equipment data are available. WhiteHouse Engineering
$7,500 USD in 7 days
5.3
5.3

I am a Mechanical/Fire Protection Design Engineer with extensive experience in hydraulic calculations, high-pressure piping systems, pipe sizing, pressure-loss analysis, and structural support calculations. I can develop the required hydraulic and structural assessment for the vertical concrete pumping pipeline, including steady-state pressure-drop analysis, pressure-versus-elevation profiles, transient pressure assessment, pipe reaction forces, wall-thickness/safety-factor checks, and anchor/support reactions. I have strong experience using AutoCAD and engineering calculation tools to prepare accurate calculations, drawings, pressure profiles, result tables, and professional engineering reports. I will provide clear assumptions, editable calculation files, governing load cases, and technical conclusions. I pay close attention to detail, communicate throughout the project, and deliver accurate and well-documented engineering work on schedule. Let's discuss the pipeline geometry, operating pressures, pump data, and project requirements. I look forward to working with you. Thank you.
$5,000 USD in 5 days
4.2
4.2

Greetings! I can support your hydraulic, transient, and structural assessment of the high pressure vertical concrete pumping pipeline. I would perform steady state pressure drop analysis, pressure versus elevation profiling, non Newtonian slurry flow modelling using concrete rheological properties, hydraulic reaction force calculations, dynamic transient analysis for pump startup and shutdown, and structural piping analysis for anchors and supports. I would also calculate anchor reactions, assess pipe wall thickness safety factors, and review pump capability against system resistance. I am experienced with AFT Impulse, AFT Fathom, AutoPIPE, and CAESAR II. I can deliver editable model files, calculation sheets, pressure profiles, force components, anchor reaction tables, and a final report. Let me know your preferred timeline and I can share my approach and estimate. Thanks, Revival
$5,000 USD in 30 days
0.0
0.0

Hi, I’m a Civil/Structural Engineer experienced in hydraulic analysis, high-pressure pipelines, pipe stress, and support/anchor calculations. I can perform the pressure-drop, transient/surge, hydraulic force, anchor reaction, pipe stress, and wall-thickness calculations, and provide editable models, calculation sheets, results, and a final report. I’m available to start immediately and can work in milestones as requested. Question: Could you please share the pipeline diameter and total vertical height to help me estimate the work accurately?
$5,000 USD in 7 days
0.0
0.0

Hi there, We can support the steady-state elevation profiling, non-Newtonian hydraulic modelling, and transient surge checks for the vertical concrete pumping line, then carry the governing pressures through to elbow forces and anchor reaction tables. We will also document the modelling basis and produce editable calculation sheets and native files for handover. One point to confirm is the completeness of the pump data, rheology inputs, and support geometry before we lock the analysis cases. Best Regards, 8veer
$9,720 USD in 14 days
4.6
4.6

Hi I am an expert in pipe stress analysis with 16.5 years of experience. I use Caesar ii software. I can analyze your piping system to ensure structural integrity for various conditions such as design, operating, occasional, sustained, any upset cases etc. I can orovide you the support and snchor loads, stresses, Displacements, nozzle reactions etc. I shall indicate the forces recieved from transient analysis and put at all elbows to directional forces to carry out stress analysis and to check piping integrity. Revert for any query Tanay
$5,500 USD in 7 days
0.0
0.0

With my diverse 30-year mechanical engineering background and extensive experience in the field, I'm confident that my skill sets are a perfect match for your unique project. I have a profound understanding of hydraulic analysis, pipe stress, and pressure transient analysis which will be vital in performing steady-state pressure-drop analysis, hydraulic reaction force calculations, dynamic transient analyses, and structural piping analysis required for the project. Additionally, my proficiency in CFD simulation and FEA analysis using Solidworks, COMSOL (FEM), and CAESAR II gives me an added advantage. During my professional career as a Mechanical Engineer, I've designed and analyzed complex steel structures like industrial-scale tanks and pressure vessels using programs like SAP2000 and STAADPro- this aligns perfectly with your need for structural piping analysis, anchor reactions calculations for high-pressure vertical riser supports. Moreover, my experience with design optimization for manufacturability and cost-efficiency guarantees that not only will we obtain accurate results but also driving down the cost of the project as I understand the balance between efficiency and budget constraint. I'm devoted to ensuring confidentiality, excellence in work, adaptable availability and transparent communication for successful project completion. With my dedication to delivering quality engineering solutions from draft to final reporting stages.
$10,000 USD in 21 days
0.0
0.0

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