
Ditutup
Disiarkan
Dibayar semasa penghantaran
I need a complete transient (surge) study for a 13-km buried pipeline that carries treated wastewater from our STP. The goal is to predict all critical pressure extremes, then turn those numbers into practical hardware locations so the line can be protected before we commission it. Scope of the study • Model the existing line geometry, elevations and flow data (I will forward the General Arrangement Drawing as soon as it is finalised). • Simulate the three key operating upsets that worry us: pump start/stop sequences, planned valve manoeuvres, and a full power-failure trip. • Identify positive and negative pressure envelopes, vapour pocket risks and column separation zones. • Translate the results into a clear markup on the GAD, showing where air-release/vacuum valves, isolation valves, drains, vents or surge vessels should sit—only where the calculations prove they are needed. Deliverables 1. Calculation report with assumptions, model screenshots, pressure and velocity plots, and commentary on each scenario. 2. Marked-up GAD in native CAD and PDF formats with every recommended device tagged. 3. A short summary sheet listing component sizes, response times and any special installation notes. I am open to Bentley HAMMER, AFT Impulse, Flowmaster or any equivalent tool you are comfortable with, provided the output tables and charts are easy for the client and EPC to audit. Success for me is a model I can hand to our design review board and a drawing my piping team can lift straight into the Issued-for-Construction package.
ID Projek: 40221755
7 cadangan
Projek jarak jauh
Aktif 17 hari yang lalu
Tetapkan bajet dan garis masa anda
Dapatkan bayaran untuk kerja anda
Tuliskan cadangan anda
Ianya percuma untuk mendaftar dan membida pekerjaan
7 pekerja bebas membida secara purata ₹40,071 INR untuk pekerjaan ini

I am having 14 years experience in surge analysis using Bentley hammer. I can model your 13 km waste water pipe and analyse for surge, and recommend protecting device for the model. Kindly provide the following pipe elevation data, Pump data, Moment of inertia of pump and motor. Pump curve, Pipe material, Pipe thickness etc., I will be best suitable person for this job. Feel free to contact me. Regards Satish kumar B N
₹25,000 INR dalam 7 hari
5.4
5.4

With extensive proficiency and experience in CAD/CAM, Data Analysis, and Engineering, I am enthusiastic to offer my services for your Wastewater Pipeline Surge Analysis project. Over the years, I have become well-versed in the utilization of various software similar to the ones you've mentioned - Bentley HAMMER, AFT Impulse, Flowmaster - ensuring precise outputs for pressure assessments, velocity measurements, and providing constructive commentaries on each scenario. Designing an effective Surge Analysis model is a detailed and crucial task that requires precision at every step. My expertise in analyzing pipeline components based on flow data, pump start/stop sequences, valve movements, and power failure trips effectively translate into apt hardware locations to optimize system performance. Having successfully dealt with complex engineering challenges in the past, I am confident that I can not only deliver a comprehensive calculation report with necessary model screenshots, pressure plots but also mark-up the GAD highlighting the exact positions for air-release/vacuum valves and other protective devices as needed.
₹15,000 INR dalam 1 hari
4.2
4.2

Hello , I checked your project, and it looks interesting. This is something we already work on, so the requirements are clear from the start. We mainly work on Engineering, CAD/CAM, Mechanical Engineering, Engineering Drawing, Data Analysis, Simulation, Water Treatment, Risk Assessment We focus on making things simple, reliable, and actually useful in real life not overcomplicated stuff. Let’s connect in chat and see if we’re a good fit for this. Best Regards, Ali nawaz
₹50,000 INR dalam 8 hari
0.0
0.0

Hello — 13-km buried wastewater pipeline, three critical upset scenarios, and a marked-up GAD your piping team can lift straight into the IFC package. Clear scope, clear deliverables. I like that. 25+ years in engineering and technology. Experienced with Bentley HAMMER and transient analysis — pump trips, valve manoeuvres, power failure simulations, pressure envelopes, vapour pocket identification, and translating results into practical hardware placement. I'll deliver everything you've outlined: calculation report, pressure/velocity plots, marked-up GAD (CAD + PDF) with every protective device justified by the numbers, and a summary sheet with sizing and installation notes. Auditable and review-board ready. Ready to start as soon as the GAD is finalised. Regards, Elango
₹37,500 INR dalam 12 hari
0.0
0.0

My previous engineering work includes hydraulic and mechanical system calculations for municipal and industrial infrastructure projects, with a focus on pressurised pipeline systems, pump stations, and transient operating conditions. I have been involved in the analysis of water and wastewater transmission systems serving large populations, including pressurisation and floating pump station systems designed for continuous operation and emergency scenarios. As part of these projects, I prepared hydraulic calculation studies covering flow conditions, pressure envelopes, pump start–stop effects, and system behaviour under abnormal operating cases. These studies were carried out using MSSU (MS Su) hydraulic calculation software, with transparent modelling assumptions, scenario-based simulations, and tabulated outputs suitable for technical review. My completed work also includes integration of hydraulic results into layout drawings, where calculated pressure extremes and operational risks were translated into practical system elements such as valve locations, venting points, and drainage considerations. Deliverables typically consisted of calculation reports, pressure and velocity plots, and annotated general arrangement drawings prepared in CAD and PDF formats.
₹78,000 INR dalam 32 hari
0.0
0.0

Hello I just read out your description and am interested in your project. I am an Expert in CAD and GAD, and have also worked with it in the past. If you need Quality Work, then feel free to contact me Thanks
₹37,500 INR dalam 7 hari
0.0
0.0

Vadodara, India
Ahli sejak Feb 23, 2024
₹37500-75000 INR
₹12500-37500 INR
₹1500-12500 INR
₹12500-37500 INR
₹12500-37500 INR
$5000-10000 USD
$250-750 USD
£10-15 GBP / jam
$10-70 USD
$250-750 AUD
₹1500-12500 INR
$30-60 USD
$250-750 AUD
₹600-1500 INR
$500 USD
$250-750 CAD
$250-750 USD
$30-250 USD
€12-18 EUR / jam
$10-30 AUD
min $60 NZD / jam
$250-750 USD
$10-30 USD
£10-15 GBP / jam