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Projects Engineering Case Studies

Real Systems.
Real Environments.

Engineering work across robotics, hydraulics, and industrial system development — concept through field deployment.

This page documents my engineering contributions from prior employment. Project details are based on publicly available information and personal professional experience. No confidential, proprietary, or internal information is disclosed.

01
Oil & Gas Robotics

DRACO

In-service sludge removal from crude oil storage tanks in hazardous environments.

DRACO — Robotic Tank Cleaning System

A field-deployed robotic platform designed for in-service cleaning of crude oil storage tanks, eliminating tank shutdown and reducing hazardous manual entry.

Project Reference ↗
Application Area

Crude oil storage tank maintenance in active oil & gas facilities — enabling in-service sludge removal without shutting down the tank or requiring personnel to enter hazardous confined spaces.

Crude Oil Storage Tanks In-Service Maintenance Hazardous Area Operations Sludge Mobilisation & Pumping Confined Space Risk Reduction
Keywords
Robotics Hydraulic Systems Piston Pump Design Hazardous Area Engineering Explosion Protection ATEX / IECEx Sludge Pumping Proximity Sensing FEA / ANSYS DFMEA Oil & Gas R&D Electro-mechanical Integration Ignition Hazard Analysis Prototype Validation
My Role & Contribution
Design Phase
  • Designed the piston pump subsystem for sludge mobilisation and pumping
  • Developed hydraulic circuit architecture; selected components suitable for hazardous environments
  • Performed hydraulic calculations — flow estimation, pressure losses, system performance analysis
  • Conducted structural analysis to support subsystem design decisions
  • Designed inductive proximity-sensor based position sensing for hydraulic cylinder control
  • Participated in DFMA / DFX design reviews and recommended design improvements
Development & Validation Phase
  • Performed engineering risk assessments — ignition hazard analysis, DFMEA, Job Safety Analysis
  • Coordinated engineering activities across design, fabrication, and testing phases
  • Supported prototype build, integration, and iterative testing
  • Led technical execution as Engineering Project Lead during field validation
  • Supported decision-making during system verification and field implementation
Key Skills Achieved
⚙
Hydraulic System Design

Full circuit architecture, component selection, and performance calculations for industrial hydraulics in hazardous environments

🔥
Hazardous Area Engineering

Explosion protection principles, ignition hazard analysis, and ATEX-compliant design in live oil & gas environments

📐
Subsystem Mechanical Design

Piston pump design, structural analysis, sensor integration, and electro-mechanical assembly under tight constraints

🏭
Field Deployment & Validation

Leading prototype testing and live industrial field validation — from bench-level to operational deployment

📋
Engineering Risk Assessment

DFMEA, Job Safety Analysis, and ignition hazard assessment for safety-critical industrial robotics

🤝
Cross-functional Leadership

Coordinating design, fabrication, and test teams as Engineering Project Lead across a multi-year R&D program

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System concept
Prototype system
Testing setup
02
Urban Sanitation Robotics

Bandicoot

World's first robotic scavenger — eliminating manual manhole cleaning through remote-operated robotics.

Bandicoot — Robotic Manhole Cleaning System

A spider-like robotic unit with a grabber, shovel, and legs — pneumatically actuated and stepper motor driven — designed to remove hazardous waste from manholes and sewers without any human entry.

Project Reference ↗
Application Area

Urban sanitation — automated cleaning of manholes and sewers in municipal and industrial settings, completely eliminating manual scavenging and hazardous human entry into confined spaces.

Manhole CleaningSewer MaintenanceUrban SanitationHazardous Waste RemovalMunicipal Infrastructure
Keywords
Pneumatic SystemsPneumatic CylindersCompressorsStepper MotorsStructural AnalysisFEA / ANSYSCarbon FibreComponent SelectionRobotic MechanismsTechnical DocumentationConfined Space Robotics
My Role & Contribution
Design & Analysis
  • Conducted theoretical studies on the robotic system and its operating conditions
  • Performed structural analysis for strength verification and design optimisation
  • Carried out theoretical calculations for component selection
  • Studied pneumatic systems — compressors, cylinders, actuation logic and operation
  • Studied carbon fibre material properties and its application in the robotic structure
Development & Documentation
  • Contributed to design, drawings, and 3D modelling as part of the engineering team
  • Participated in prototype testing and iterative design improvements
  • Maintained structured engineering documentation throughout the project
Key Skills Achieved
💨
Pneumatic Systems

Hands-on study of compressors, pneumatic cylinders, actuation logic, and system operation in a deployed robotic product

📐
Structural Analysis

FEA-based strength verification and optimisation of robotic components under operational load conditions

🧪
Advanced Materials

Study of carbon fibre properties and its structural application in lightweight robotics

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Component Selection

Theoretical calculations to support selection of mechanical and actuation components for a live product

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Engineering Documentation

Structured documentation practice as part of a multidisciplinary product development team

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03
Medical Robotics

G-Gaiter

Robotic gait rehabilitation exoskeleton for individuals with paraplegic conditions and gait disabilities.

G-Gaiter — Robotic Gait Trainer

An advanced rehabilitation exoskeleton using pneumatic actuators to provide motorized walking support for patients with paraplegic conditions — designed for hospitals and PMR centres, classified as medical electrical equipment under IEC 60601.

Project Reference ↗
Application Area

Medical rehabilitation — assisting patients with paraplegic conditions or gait disabilities to regain walking ability through motorized exoskeletal support in hospital and PMR centre environments.

Gait RehabilitationMedical ExoskeletonParaplegiaHospitals & PMR CentresMedical Electrical Equipment
Keywords
Pneumatic ActuatorsExoskeleton DesignStructural AnalysisFEA / ANSYSIEC 60601Medical Device SafetyComponent SelectionCross-discipline CollaborationCompliance Documentation
My Role & Contribution
Analysis & Modelling
  • Conducted theoretical study of the exoskeleton system and its biomechanical operating conditions
  • Performed structural analysis of components for safety verification and optimisation
  • Carried out component selection based on load and performance requirements
Compliance & Documentation
  • Worked with IEC 60601 standard (mechanical safety aspects) during beta prototype testing phase
  • Documented engineering studies and verification records aligned with medical device compliance requirements
  • Collaborated with control system engineers, providing mechanical and dynamic system inputs
Key Skills Achieved
🏥
Medical Device Engineering

Exposure to IEC 60601 mechanical safety requirements for medical electrical equipment in a beta prototype environment

📐
Structural Analysis

FEA-based safety verification and optimisation of exoskeleton components under biomechanical load conditions

🤝
Cross-discipline Collaboration

Translating mechanical dynamics into usable inputs for control system engineers

📋
Compliance Documentation

Structured verification and documentation aligned with international medical device standards

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04
Urban Sanitation Robotics

Mobility+

Vehicle-mounted robotic platform integrating the Bandicoot system for fully automated sewer manhole cleaning.

Mobility+ — Vehicle-Mounted Manhole Cleaning System

An advanced vehicle-mounted robotic system integrating the Bandicoot robot for end-to-end automated manhole cleaning — featuring automated positioning, hydraulic sludge suction, and a smart waste dumping tray, operating with its own independent power source.

Project Reference ↗
Application Area

Urban sanitation infrastructure — fully automated sewer manhole cleaning and waste management mounted on a dedicated vehicle, eliminating human entry and enabling efficient city-wide deployment.

Vehicle-Mounted RoboticsManhole CleaningHydraulic Waste SuctionUrban SanitationMunicipal Deployment
Keywords
Hydraulic SystemVehicle IntegrationWeldment Frame DesignStructural OptimisationFEA / ANSYS WorkbenchFeasibility StudyComponent SelectionPrototype TestingSystem IntegrationAutomated Positioning
My Role & Contribution
Design & Analysis
  • Involved from project inception as Mechanical Design Engineer
  • Conducted feasibility studies and theoretical verifications for the vehicle-mounted system
  • Performed structural strength analysis of design components
  • Conducted weldment frame optimisation using ANSYS Workbench
  • Carried out design optimisation based on analysis results and performance requirements
  • Selected mechanical and hydraulic components based on system requirements
Development & Testing
  • Studied and implemented hydraulic system for the vehicle-mounted unit
  • Supported prototype development and system integration
  • Conducted prototype testing, analysed results, and fed findings back into design iterations
Key Skills Achieved
🚛
Vehicle-Mounted System Integration

Integrating complex robotic and hydraulic systems onto a vehicle platform for field deployment

⚙
Hydraulic System Implementation

Practical application of hydraulics for actuation of robotic and waste suction functions on a mobile platform

📐
Weldment Frame Optimisation

Structural optimisation of fabricated weldment frames using ANSYS Workbench for strength and weight efficiency

🔬
Feasibility to Prototype

End-to-end involvement from feasibility study through system design, analysis, prototype build, and test-driven iteration

🔩
Component Selection

Selection of mechanical and hydraulic components matched to system performance and operational requirements

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05
Defence & Industrial Robotics

Genbot

Semi-humanoid robotic platform for high-risk tasks in defence, construction, and industrial maintenance.

Genbot — Semi-Humanoid Robotic Platform

A hydraulically actuated semi-humanoid robot for extreme, dangerous, and high-risk tasks — including reconnaissance, bomb disposal, heavy equipment handling, and industrial maintenance. Currently under active R&D.

Project Reference ↗
Application Area

Defence and industrial operations — handling extreme and high-risk tasks including reconnaissance, bomb disposal, heavy lifting, and maintenance in environments where human presence is unsafe.

Defence RoboticsBomb DisposalReconnaissanceHeavy Equipment HandlingIndustrial MaintenanceRemote Operation
Keywords
Hydraulic ActuatorsHydraulic CylindersHydraulic MotorsSemi-Humanoid RoboticsFeasibility StudyPower RequirementsComponent SelectionVendor CoordinationStructural ReviewHydraulic TroubleshootingTechnical Advisory
My Role & Contribution
Genbot v1.0 — Mechanical Design Engineer
  • Studied various robotic platforms in the market; conducted feasibility studies
  • Provided design recommendations — theoretical calculations for component selection, dimensional requirements, and load conditions
  • Calculated hydraulic power requirements and selected hydraulic cylinders and motors
  • Communicated with vendors for procurement of actuators and mechanical components
Genbot v2.0 — Hydraulic & Mechanical Systems Advisor
  • Guided the engineering team on hydraulic system design — components, working principles, selection, and operation
  • Reviewed mechanical load calculations and hydraulic system power calculations
  • Reviewed structural analysis work conducted by the team
  • Supported troubleshooting of hydraulic system issues during operation
  • Advised on performance criteria, system behaviour, and theoretical interpretation of operational problems
Key Skills Achieved
⚙
Deep Hydraulic Systems Expertise

Comprehensive knowledge of hydraulic cylinders, motors, valves, hoses, connectors — selection, operation, performance, and troubleshooting

🤖
Humanoid Robotics — Mechanical Design

Feasibility and design work for a complex semi-humanoid platform — load conditions, dimensional requirements, actuation systems

🔍
Market & Feasibility Analysis

Comparative study of robotic platforms and systematic feasibility evaluation to support design direction

🏭
Vendor & Procurement Coordination

Technical communication with vendors for actuator and component procurement — specification preparation and evaluation

🎓
Technical Mentoring

Guiding a junior engineering team through hydraulic system design, review, and troubleshooting as subject matter expert

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06
Confined Space Robotics

Wilboar

Hydraulic robotic rover for unmanned de-sludging and cleaning of confined spaces such as STP wells and stormwater drains.

Wilboar — Robotic Confined Space Cleaning Rover

A hydraulically powered tracked robotic rover with vacuum suction or onboard pump unit and a stirrer mixing unit — designed for unmanned removal of dry waste, solid waste, and sludge from STP wells, stormwater drains, and confined spaces.

Project Reference ↗
Application Area

Confined space maintenance — automated cleaning and de-sludging of sewage treatment plant wells, stormwater drains, and similar enclosed environments where human entry is hazardous or impractical.

Sewage Treatment PlantsStormwater DrainsConfined Space CleaningSludge RemovalMunicipal & Industrial
Keywords
Hydraulic SystemsContinuous TrackVacuum SuctionCentrifugal PumpsSubmersible PumpsPositive Displacement PumpsPump SelectionSuction Mouth DesignStructural AnalysisFEAPrototype TestingDesign Iteration
My Role & Contribution
Design & Analysis
  • Conducted feasibility studies and studied vacuum system performance under different conditions — dry suction, wet suction, liquid suction
  • Performed theoretical calculations and studied design aspects versus performance requirements
  • Provided design recommendations — dimensional requirements and performance criteria
  • Conducted structural analysis for strength and optimisation
  • Selected mechanical components — hydraulic components, bearings, rubber elements
  • Designed suction mouth end configurations
Testing & Development
  • Conducted testing with different prototype configurations and analysed results for design modifications
  • Studied centrifugal and submersible pump systems — performance characteristics and selection criteria
  • Compared positive displacement vs centrifugal pumps for different application requirements
  • Contributed to project documentation throughout the development cycle
Key Skills Achieved
💧
Vacuum & Suction Systems

In-depth understanding of vacuum system performance under varying conditions — dry, wet, and liquid suction — and suction mouth design

⚙
Pump Engineering

Study and selection of centrifugal, submersible, and positive displacement pumps — performance characteristics and application-specific selection

📐
Structural Analysis

FEA-based strength verification and optimisation of robotic rover components in confined and uneven terrain conditions

🧪
Configuration Testing

Hands-on prototype testing across multiple configurations, analysing results to drive iterative design improvements

🔩
Component Selection

Selection of hydraulic components, bearings, and rubber elements for confined-space robotic operating conditions

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07
Urban Sanitation

G-Mammoth

4-in-1 automated suction-jetting truck for modern urban sewer and manhole cleaning — no human entry required.

G-Mammoth — Automated Suction & Jetting Truck

An advanced 4-in-1 vehicle combining high-pressure jetting, powerful suction, desilting, and inspection in a single automated platform — designed to eliminate manual scavenging and tackle hard sediment, fatbergs, and heavy sludge across urban, industrial, and municipal infrastructure.

Project Reference ↗
Application Area

Urban and municipal sanitation — automated sewer and manhole cleaning combining jetting, suction, desilting, and inspection, deployed across urban, industrial, and municipal environments.

Sewer CleaningManhole MaintenanceHigh-Pressure JettingVacuum SuctionMunicipal InfrastructureUrban Sanitation
Keywords
Vacuum Suction SystemHigh-Pressure JettingHydraulic ActuationPower Take-Off (PTO)Truck IntegrationBOM ManagementOutsourced ManufacturingTesting ProtocolsQuality AssuranceStakeholder ManagementTechnical Leadership
My Role & Contribution
Senior Mechanical Design Engineer
  • Studied and developed deep understanding of vacuum suction systems — components, manufacturing, materials, and operation
  • Studied hydraulic system design, construction, operation, and maintenance for component actuation — valve operation, door opening, tank dumping
  • Studied truck integration aspects including power take-off (PTO) methods and vehicle-mounted system requirements
Project Lead Engineer
  • Owned full project responsibility — design confirmation, manufacturing oversight, BOM management, testing protocols, and quality assurance planning
  • Managed version control and engineering change records throughout development
  • Coordinated across business, procurement, fabrication, and QA/QC teams as technical lead
  • Managed outsourced manufacturing with third-party suppliers — technical specifications, coordination, and quality oversight
  • Oversaw design modifications in response to changes in system specifications
Key Skills Achieved
🚛
Truck & Vehicle System Integration

Understanding of integrating vacuum and hydraulic systems onto truck platforms — power take-off methods, mounting, and operational considerations

💨
Vacuum System Engineering

Comprehensive knowledge of vacuum suction systems — components, selection, manufacturing, materials, operation, and maintenance

📋
Project Leadership

Full ownership of a complex engineering project — design confirmation through outsourced manufacturing, testing, and quality assurance

🏭
Outsourced Manufacturing Management

Managing third-party manufacturing — technical specifications, supplier coordination, and quality oversight

🤝
Stakeholder Communication

Technical lead for cross-functional communication across business, procurement, fabrication, and QA/QC teams

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08
Humanoid Robotics · R&D

Gbot

Fully humanoid robot research — joint design studies and rigid body dynamics simulation for a platform with linear actuators.

Gbot — Humanoid Robot Research

An early-stage R&D initiative for a fully humanoid robotic platform. Focused on literature research, joint design studies, and rigid body dynamics simulation. No physical prototype developed — project currently on hold.

Project Reference ↗
Application Area

Humanoid robotics research — foundational design study for a fully humanoid robot platform with linear actuators, intended as a basis for future development in industrial and service robotics.

Humanoid RoboticsR&D / FeasibilityLinear ActuatorsJoint Mechanism Design
Keywords
Humanoid RobotJoint DesignLinear ActuatorsRigid Body DynamicsANSYS SimulationLiterature ReviewFeasibility StudyDynamic AnalysisMechanism Design
My Role & Contribution
R&D Feasibility Contribution
  • Conducted literature review on different joint types and design approaches for humanoid robotic platforms
  • Studied various joint mechanism designs and their suitability for a fully humanoid configuration
  • Performed rigid body dynamics analysis in ANSYS — full joint simulation of a humanoid robot with linear actuators
Project Status
  • Contributed during the initial R&D and feasibility phase
  • Project subsequently placed on hold — no physical prototype developed
  • Foundational research and simulation work completed as basis for potential future development
Key Skills Achieved
🤖
Humanoid Robot Mechanics

Study of joint design types, mechanism configurations, and their structural and kinematic implications for fully humanoid platforms

⚡
Rigid Body Dynamics Simulation

ANSYS-based rigid body dynamics analysis of a full humanoid joint system with linear actuators — load, motion, and force behaviour

📚
Engineering Literature Review

Systematic literature research on robotic joint design, informing feasibility recommendations for a novel humanoid platform