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Engineering Services Overview

Engineering Services Overview

We offer a comprehensive suite of engineering studies and services across multiple disciplines, utilizing advanced software tools and proven methodologies. Our solutions are designed to support everything from detailed electrical analysis and real-time simulation to full-scale network control systems.

Why Choose Us

Advanced Technology

We employ the latest engineering software and technologies to ensure reliable, scalable, and future-ready designs.

In-Depth Engineering Studies

Our team performs rigorous studies tailored to your project’s unique needs, helping mitigate risks and maximize success.

Innovative Solutions

Driven by innovation, we craft intelligent engineering strategies that deliver measurable results and operational efficiency.

Engineering Calculations & Consultancy

High-Precision Calculations

We specialize in complex engineering calculations that prioritize accuracy, compliance, and performance.

Expert Engineering Consultancy

From concept development through project completion, we provide strategic guidance and technical insights to streamline execution and ensure project success.

Field Services & Site Engineering

Detailed Site Surveys & Reporting

We conduct comprehensive site assessments and generate professional reports for Electrical, Process, Piping, Mechanical, HVDC, HVAC, and Instrumentation scopes.

Brownfield Engineering Expertise

Our team is experienced in handling small to medium-scale brownfield projects, delivering reliable upgrades and system integrations with minimal disruption.

Specialized Engineering Disciplines

Electrical & Instrumentation (E&I)

Mechanical and Piping Design

High Voltage Direct Current (HVDC)

Heating, Ventilation, and Air Conditioning (HVAC)

ETAP Studies for Electrical Analysis

Relay Coordination Study

Relay coordination studies are essential for ensuring selective and reliable protection in electrical power systems. Using advanced ETAP software, we analyze and optimize the sequence and settings of protective relays to achieve rapid fault isolation, minimize equipment damage, and enhance system reliability.

Key Steps Involved:

  • Protection Scheme Analysis: Evaluate overall system protection layouts and ensure each protective device is correctly assigned and coordinated.
  • Time-Current Characteristic (TCC) Curve Evaluation: Develop and review TCC curves to assess operating times and coordination between relays.
  • Relay Setting Adjustments: Fine-tune relay pickup values, time delays, and selectivity to avoid unnecessary trips of upstream devices and nuisance operation.
  • Fault Isolation: Ensure swift and selective isolation of faults while preserving overall network stability and minimizing downtime.
  • Compliance & Reporting: Guarantee the system meets international and national electrical protection standards (IEEE, IEC) and provide comprehensive coordination reports.

Operational Benefits:

Enhanced reliability, improved personnel and equipment safety, reduced outage durations, and efficient maintenance planning. Relay coordination studies are a foundational aspect of electrical system engineering, supporting safe, stable, and reliable operation in all environments.

Short Circuit Analysis

Short circuit analysis is a critical electrical engineering study conducted to assess system behavior and safety during fault conditions. Using advanced tools like ETAP, we identify maximum and minimum fault currents at various points in the electrical system under different operating scenarios.

Key Steps and Deliverables:

  • Fault Calculation: Determine fault levels for all major fault types—three-phase, line-to-line, single line-to-ground, and double line-to-ground faults.
  • Device Rating Verification: Assess breaker, fuse, and other protective device ratings to ensure they can safely interrupt the determined fault currents.
  • Mitigation Recommendations: Suggest upgrades to equipment, changes to protection schemes, or additional safety measures to handle fault energy efficiently.
  • Equipment Protection & Safety: Prevent severe equipment damage, enhance worker safety, and ensure compliance with IEEE, IEC, NEC standards.
  • Comprehensive Reports: Provide detailed study reports with fault current tables, device adequacy summaries, recommendations, and system diagrams.

Short circuit analysis is essential for designing safe, robust, and reliable electrical networks, helping maintain operational stability and regulatory compliance.

Load Flow Analysis

Load flow (power flow) analysis is fundamental for evaluating the performance, stability, and efficiency of electrical power systems. We perform comprehensive load flow studies using advanced simulation tools to determine how electrical power is distributed and utilized across the network under various operating conditions.

Key Steps and Deliverables:

  • Voltage Profile Assessment: Calculate and analyze voltage levels at all system buses to confirm compliance and identify areas of concern.
  • Power Factor & Load Distribution: Evaluate power factor at different locations and monitor load distribution to optimize performance.
  • Overload & Loss Identification: Detect overloaded equipment, feeders, or lines and quantify losses to pinpoint inefficiencies.
  • Optimization Solutions: Recommend transformer tap adjustments, capacitor bank placement, and feeder reconfiguration.
  • Scenario Analysis & Contingency Planning: Simulate outages or network changes to understand impacts and strengthen resilience.

Effective load flow analysis improves system efficiency, reduces operational costs, and guarantees stable voltage levels for uninterrupted operation.

Arc Flash Study

Arc flash studies safeguard personnel and equipment by assessing and mitigating electrical hazards. These studies comply with global safety standards, focusing on preventing injuries, equipment damage, and downtime.

Key Steps and Deliverables:

  • Incident Energy & Arc Flash Boundary Calculation: Perform calculations per IEEE 1584 and NFPA 70E to define arc flash boundaries.
  • PPE Determination: Specify correct PPE levels based on calculated energy exposure.
  • Arc Flash Warning Labels: Design and provide compliant labels for all affected equipment.
  • Hazard Mitigation & Safety Recommendations: Offer training and actionable steps to reduce risks.
  • Regulatory Compliance: Ensure full adherence to safety standards and legal requirements.

Through arc flash studies protect lives and assets while supporting operational reliability and legal compliance in all electrical environments.

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Advanced Software for Electrical Analysis

HOMER (Hybrid Optimization Model for Multiple Energy Resources)

HOMER is a leading software for designing and optimizing hybrid renewable energy systems. It allows engineers and planners to evaluate combinations of solar, wind, diesel generators, and storage, helping identify the most cost-effective and reliable setups.

Key Features:

  • Economic Evaluation: Analyzes both capital and operational costs for budget optimization.
  • Sensitivity Analysis: Tests how changes in key variables affect performance and costs.
  • Scenario Modeling: Compares multiple configurations for informed decision-making.

Benefits:

  • Designs renewable systems tailored to site-specific conditions.
  • Supports microgrid and off-grid integration with technical and financial feasibility studies.
  • Optimizes both performance and cost-effectiveness.

I-HOGA Software

I-HOGA specializes in hybrid renewable energy design and analysis, particularly for systems combining solar, wind, and battery storage. It uses advanced algorithms to find optimal sizing and operational strategies.

Key Features:

  • Advanced Modeling: Simulates interactions between multiple renewable sources.
  • Heuristic Optimization: Applies intelligent techniques for efficient system design.
  • Cost & Efficiency Balance: Maximizes performance while minimizing expenses.
  • Versatile Applications: Suitable for both off-grid and grid-connected projects.

Benefits:

  • Ensures reliable power supply by balancing intermittent sources.
  • Supports data-driven decision-making for technical and financial viability.
  • Delivers tailored, cost-effective solutions for diverse project needs.

DigSilent PowerFactory

DigSilent PowerFactory is a comprehensive tool for analyzing, planning, and optimizing power systems. It’s widely used for transmission and distribution studies, offering precise simulations for network reliability and efficiency.

Key Features:

  • Steady-State & Dynamic Simulation: Models network behavior under various operating conditions.
  • Load Flow Analysis: Evaluates voltage profiles, power flows, and losses.
  • Fault & Short Circuit Analysis: Predicts system behavior during faults to guide protection design.
  • Protection Coordination: Ensures selective and reliable protection schemes.
  • Grid Integration Studies: Supports renewable integration with compliance to grid codes.
  • Reliability Improvement: Identifies bottlenecks and enhances network stability.
  • Advanced Scripting: Enables automation and complex modeling.

Benefits:

  • Accurately models generation, transmission, and distribution systems.
  • Enhances decision-making for planning, operations, and renewable integration.
  • Improves stability, reduces outages, and ensures compliance with standards.
  • Recognized for flexibility, robustness, and precision in modern power engineering.


Real-Time Simulation and Control

Real-Time Simulators

We leverage cutting-edge real-time simulation platforms to replicate the behavior of complex electrical and mechanical systems under realistic operating conditions. Our advanced simulators — Opal-RT OP4510, OP4520, OP8662, along with PV Emulator, Wind (PMSM, DFIG) Emulator, Battery Inverter Emulator, and Grid Simulator — empower engineers and researchers to:

  • Test without risk: Identify issues and optimize performance without impacting live systems.
  • Simulate diverse scenarios: From normal operation to extreme fault conditions.
  • Accelerate innovation: Rapidly evaluate and refine designs before field deployment.

This capability ensures safe, efficient, and cost-effective testing for power grids, renewable energy systems, and advanced control applications.

Control Logic Prototyping

Before committing to hardware, we bring ideas to life through control logic prototyping — designing, validating, and refining control algorithms in a virtual environment.

Using the DSpace ACE Microlab Box (1302T), we can:

  • Develop and test complex control strategies in real time.
  • Seamlessly transition from simulation to physical implementation.
  • Detect and resolve issues early, minimizing costly rework.

This approach ensures that when your control system goes live, it performs exactly as intended — with maximum reliability and efficiency.

Networked Control Systems

Modern control systems must communicate and coordinate seamlessly across networks. Our test bench capabilities include:

  • Distributed Network Analyzer: Real-time monitoring and analysis of data communication quality.
  • Static Relays: Advanced protection devices for isolating and safeguarding systems during abnormal events.
  • Static VAR Compensator: Dynamic voltage and power quality management for stable, efficient operation.

These capabilities enable integrated, intelligent, and resilient control solutions that adapt to changing operational demands in industrial automation, energy management, and smart grid applications.


Specialized Engineering Software Studies

HVDC Tower Design

We specialize in High Voltage Direct Current (HVDC) tower design using PLS-CADD — the industry-standard software for transmission line engineering.

  • Accurate structural modeling for various terrains and load conditions.
  • Optimized designs for strength, reliability, and cost efficiency.
  • Compliance with international safety and engineering standards.
  • Maximum durability and performance under real-world environmental stresses.

Water Network Surge Analysis

To protect water infrastructure from damaging pressure surges, we use Bentley Hammer software for precision surge analysis.

  • Model transient flow conditions and pressure variations.
  • Identify potential surge risks and water hammer effects.
  • Recommend surge protection measures for pipelines and pumping stations.
  • Deliver safer, more reliable water systems with reduced maintenance costs.

Steam Network Stress Analysis

For industrial steam and hot water networks, we perform stress analysis using CAESAR II — a global leader in piping system evaluation.

  • Calculate thermal expansion, load distribution, and pressure effects.
  • Ensure compliance with ASME and other international codes.
  • Identify potential failure points before installation.
  • Guarantee long-lasting performance under extreme thermal and pressure conditions.

CFD Analysis

We conduct advanced Computational Fluid Dynamics (CFD) analysis using ANSYS Fluent, COMSOL Multiphysics, and OpenFOAM to optimize fluid flow in complex systems.

  • 3D modeling of ESP systems, cooling towers, and pump forebays.
  • Simulation of flow, turbulence, and heat transfer under varied conditions.
  • Optimization for improved efficiency, performance, and energy savings.
  • Data-driven insights to enhance design reliability and reduce costs.


AI and Automation

Powered by a technology partner with globally recognized certifications in ISO standards, CMMI Level 3 processes, and national cybersecurity accreditation, our AI & Automation services blend innovation with security. With years of expertise in emerging technologies—including AI & Machine Learning (ML), IoT, AR/VR, and automation—we help businesses transform processes, improve efficiency, and unlock new opportunities.

1. Artificial Intelligence (AI) Software

Our AI solutions are designed to mimic human intelligence—enabling systems to learn, reason, understand language, and make data-driven decisions. Using technologies like Machine Learning (ML), Natural Language Processing (NLP), Computer Vision, and Robotics, we develop intelligent tools tailored for diverse industries.

Key Features & Benefits:

  • Self-learning: Learns from large datasets and adapts to new patterns.
  • Natural language processing: Powers chatbots, voice assistants, and contextual automation.
  • Pattern recognition: Predicts outcomes and identifies trends for better decisions.
  • Decision-making: Uses data and algorithms to enhance accuracy.
  • Adaptive intelligence: Tackles dynamic, unstructured challenges.
  • Machine vision: Automates inspection and quality control.
  • Generative AI: Creates content and code creation.
  • Voice-enabled: Virtual assistants.
  • Predictive diagnostics: Systems in healthcare and analytics.

2. AI + Automation in Action

When AI’s cognitive capabilities combine with automation’s execution power, the result is Intelligent Automation (IA)—systems that not only perform tasks but also learn, adapt, and optimize over time.

How It Works:

  • Process mapping: Identifying workflows and decision points.
  • Data gathering: Collecting inputs from multiple sources.
  • Analysis & decision-making: Applying ML for predictions and recommendations.
  • Execution: Automating human-like actions.
  • Continuous improvement: Refining performance through feedback.

Sample Use Cases:

  • Customer service chatbots that understand context.
  • Automated document processing (invoices, contracts).
  • Predictive maintenance in manufacturing.
  • Cybersecurity workflows for proactive threat response.

3. AI and Automation Tools (2025)

Category Top Tools Use Case Example
Content Generation ChatGPT, Jasper, Claude Marketing & documentation
Business Automation UiPath, Power Automate, Moversworks Workflow automation
Conversational AI ChatGPT, Claude, Moversworks Smart chatbots
Project Management Asana, Notion, ClickUp Team collaboration
Customer Support Moversworks, ChatGPT, Intercom, Help Scout AI-driven support
HR Automation Moversworks, Leena AI, Recru.AI Onboarding & HR tasks

4. Benefits for Your Business

  • Higher productivity & operational efficiency.
  • Lower costs through reduced manual effort.
  • Greater accuracy and fewer errors.
  • Faster, data-backed decision-making.
  • Scalability to handle growing workloads.
  • Personalized customer & employee experiences.
  • Secure solutions built with industry-standard best practices.


Engineering, Procurement, Installation, and Commissioning (EPIC) Capabilities for Oil, Gas & Utility Projects

EPIC Capabilities for Oil, Gas & Utility Projects

Our company delivers comprehensive Engineering, Procurement, Installation, and Commissioning (EPIC) solutions for the oil, gas, and utility sectors, backed by 10+ years of industry expertise.
epic

Some highlights include:

→ 50+ OEM projects delivered with 99.7% on-time completion.

→ Turnkey solutions for critical infrastructure.

→ Integrated approach that reduces project timelines by up to 30%.

Our Scope of Services:

→ Full-spectrum EPIC services: Engineering, Procurement, Installation, and Commissioning (EPIC)

→ Real-time project management and transparent tracking.

→ Certified quality control processes exceeding industry standards.

→ Industry-leading safety protocols: zero LTI record for the past 5 years.

→ Expert teams for upstream, midstream, and downstream projects.

→ In-house fabrication and advanced testing facilities.

Electrical, Mechanical & Instrumentation Excellence

Discipline Capabilities
Electrical Substation design up to 400kV, full power distribution systems, advanced SCADA integration.
Mechanical Process piping, machinery installation, detailed 3D modeling, and simulation capabilities.
Instrumentation Advanced control, real-time monitoring, predictive maintenance and optimization solutions.

→ Integrated design reduces interface issues by 65%.

→ Ensures seamless coordination across all disciplines.

Why Choose Us: Value Proposition for OEM Partners

→ Integrated Technology Solutions: Seamless systems with enhanced interoperability.

→ HSE (Health, Safety, Environment) Excellence: Zero LTIs across 5 million work hours.

→ Project Efficiency: 30% reduction in project time, thanks to streamlined project management.

→ Single-Point Responsibility: One-stop accountability across all project phases—engineering to commissioning.

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Meet Our Expert Consultants

Consultants

Meet Our Expert Consultants

Dr. Nirmalendu Biswas

Dr. Nirmalendu Biswas

Dr. Nirmalendu Biswas is an Assistant Professor at Jadavpur University with over 10 years of experience in design, engineering, and R&D projects in the steel sector. He has a Ph.D. in Mechanical Engineering and has worked on a wide range of projects, from developing new steel alloys to optimizing manufacturing processes.

Dr. Bhimsen Tudu

Dr. Bhimsen Tudu

Dr. Bhimsen Tudu is an Associate Professor in Power Engineering with extensive experience in teaching, research, and industry. He has a Ph.D. in Engineering and has published 47 research papers. His expertise includes electrical system design and renewable energy projects.

Amitava Majumder

Amitava Majumder

Amitava Majumder is a seasoned engineer specializing in microprocessor-based instrumentation and control systems with 17 years of experience. He holds a Bachelor of Instrumentation Engineering and a PG Diploma in Management. His expertise includes specification preparation, tender evaluation, and vendor drawing review for major power and process plant projects.

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Get In touch

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Contact us today to see how our services can help your business grow.

Ready to take your project to the next level? Contact us now for customized solutions and expert support. Let’s work together to turn your vision into reality!

+91 9147064807

info@heliostnc.com

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