Ni-Cd Batteries in Aviation: Maintenance Procedures & Best Practices

Course Overview

This course provides comprehensive knowledge on Nickel-Cadmium (Ni-Cd) batteries used in aviation. It covers battery fundamentals, construction, charging techniques, safety, testing, troubleshooting, overhaul, documentation, storage, and operational best practices. The course is designed to strengthen technical competency, ensure safe maintenance practices, and support compliance with aviation standards.

Module 1 — Introduction to Aircraft Batteries

• 1.1 Battery Fundamentals
• 1.2 Battery Theory
• 1.3 Aviation Battery Requirements
• 1.4 Types of Aircraft Batteries
• 1.5 Battery-Related Threats
• 1.6 Effects of Battery Malfunctions
• 1.7 Defences & Mitigation Strategies

Module 2 — Fundamentals of Ni-Cd Batteries

• 2.1 Introduction to Ni-Cd Batteries
• 2.2 Chemistry and Operating Principles
• 2.3 Construction of a Ni-Cd Battery
• 2.4 Major OEMs of Aircraft Ni-Cd Batteries
  • SAFT
  • MarathonNorco
• 2.5 Aircraft Applications
• 2.6 Failure Modes and Safety Concerns
• 2.7 Ni-Cd vs Other Aircraft Batteries

Module 3 — Battery Construction and Design

• 3.1 Battery Architecture
  • Plate Assembly
  • Separation System
  • Electrolyte
  • Terminal Pillars
  • Venting System
  • Cell Container
• 3.2 Thermal Protection Devices
• 3.3 Corrosion Prevention
• 3.4 Vented vs Sealed Ni-Cd Design Construction

Module 4 — Safety and Handling

• 4.1 Personal Protective Equipment (PPE)
• 4.2 Electrolyte Hazards
• 4.3 Fire Prevention
• 4.4 Transport Requirements
• 4.5 Environmental Compliance

Module 5 — Equipment and Tooling

• 5.1 Standard Tools and Equipment
• 5.2 Special Tools, Fixtures, and Equipment
• 5.3 Consumables
• 5.4 Calibration Requirements

Module 6 — Charging Theory and Techniques

• 6.1 Fundamental Charging Concepts and Safety Requirements
• 6.2 Constant-Current Charging Procedures
  • Procedures for Recovering a Fully Discharged Battery
  • Charging Guidelines for Partially Discharged or Long-Inactive Batteries
  • Rapid Partial Charging Procedures (Emergency-Only Use)
• 6.3 Constant-Potential Charging Procedures in Aircraft Installations
• 6.4 Other Methods of Charging
• 6.5 Constant Current (CC) vs Constant Potential (CP) Charging
• 6.6 Electrolyte Level Adjustment

Module 7 — Capacity Check, Discharge and Testing

• 7.1 Capacity Checks — Why They Matter
• 7.2 Purpose of Battery Discharging
• 7.3 Types of Battery Discharging
• 7.4 Electrical Tests
  • Interpretation of First Discharge Test
  • Second Discharge Test
• 7.5 Special Tests
  • Cell-to-Case Insulation Test
  • Sensor and Heater Blanket Test
• 7.6 Electrical Test Flowchart

Module 8 — Troubleshooting and Fault Isolation

• 8.1 Overview of Troubleshooting Methods
• 8.2 Identifying Common Faults
• 8.3 Main Categories of Battery Faults
  • Battery Electrical Faults
  • Cell-Level Faults
  • Physical / Mechanical Faults

Module 9 — Overhaul and Restoration

• 9.1 Types of Maintenance
• 9.2 Purpose of Overhaul
• 9.3 Overhaul Procedure
  • Disassembling
  • Inspection
  • Deep Cleaning
  • Reassembling
• 9.4 Repairs

Module 10 — Documentation and Maintenance Records

• 10.1 Technical Documentation for Battery Overhaul and Maintenance
  • Battery Log Book
  • Component Maintenance Manual (CMM)
  • Operating / Maintenance Manual (OMM)
  • Other Technical Documentation
• 10.2 Recordkeeping Requirements for All Maintenance Actions
• 10.3 Traceability Measures in Battery Maintenance Documentation
• 10.4 Quality Control in Battery Documentation

Module 11 — Storage (Including Transportation)

• 11.1 Recommended Storage Conditions
• 11.2 Storage of Batteries
  • Inactive Long-Term Storage
  • Inactive Standby Storage
• 11.3 Storage of Spare Parts
  • Spare Cell Assemblies
  • O-Rings, Gaskets, and Vent-Valve Assemblies
• 11.4 Transportation Procedures

Module 12 — Operational Reliability and Best Practices

• 12.1 Storage Best Practices
• 12.2 Installation Best Practices
• 12.3 Vibration and Environmental Impact
• 12.4 Improving Operational Reliability

Who Should Attend

• Aircraft Maintenance Technicians and Engineers
• Battery and Electrical Maintenance Personnel
• Quality, Safety, and Compliance Staff
• CAMO and Continuing Airworthiness Personnel
• Aviation Training and Technical Instructors

Final Assessment and Certification

Upon successful completion of all modules and the final assessment, learners who achieve the required passing score will be awarded a Certificate of Completion.

• Mode: Online
• Course Duration: 130 Minutes
• Validity: 365 Days
• We carefully evaluate candidates enrolling in this course. Email us at info@academyaviationonline.com to express your interest.