COPYRIGHT ©  2024 PTI QCS

An emerging technology in electric vehicles (EVs) is solid-state batteries that promise to significantly improve the energy density, safety, and lifespan of batteries compared to conventional battery technologies, such as lithium-ion.
 
What are they?
 
Solid-state batteries are a type of battery that replaces the liquid electrolyte in lithium-ion batteries with a solid material, such as a conductive polymer or solid ceramic. During discharge, lithium ions travel from the anode to the cathode through the solid material, while during charging, ions move in the opposite direction. This process allows energy to be stored and released efficiently. This eliminates the need for separators and reduces the risks associated with liquid leaks and short circuits.
 
How to inspect a solid-state battery?
 
Inspection of a solid-state battery must be carried out carefully and meticulously to ensure its quality and safety. Below is a step-by-step process for inspecting a solid-state battery:

Follow us!

Inspect the Quality of Solid-State Batteries in Electric Vehicles

You might be interested in these articles:

• Quality Control and Prevent Electromagnetic Interference  

• Detecting Defects: Quality Strategies in the Manufacture of Automotive Radiators

• Blockchain: Ensuring the Integrity of Quality Inspection Data 
  

• External Visual Review:
   
  ○ Visually examine the battery for any signs of damage, deformation, or abnormality in the outer case.
   
  ○ Check that there is no leakage of liquid or any other type of substance from the battery.
  
  
• Verification of connections and terminals:
   
  ○Inspect the battery terminals and make sure they are clean, free of corrosion, and properly tightened.
   
  ○ Check that all electrical connections are securely connected and show no signs of deterioration.
  
  
• Dimension & Weight Measurement:
   
  ○Measure the dimensions of the battery and verify that they match the manufacturer's specifications.
   
  ○  Weigh the battery to validate it is within the expected weight range.
  
  
• Solid Electrolyte Inspection:
   
  ○ If possible, perform solid electrolyte integrity tests to detect any irregularities, such as cracks or areas of weakness.
   
  ○ Check that the solid electrolyte is evenly distributed and there are no abnormal accumulations.
  
  
• Functional tests:
   
  ○ Connect the battery to a test system to verify its charging and discharging capacity.
   
  ○Analyze the data resulting from the tests to determine if the battery is operating within the parameters specified by the manufacturer.
  
  
• Security Testing:
   
  ○ Perform safety tests, such as short-circuit and overload tests, to assess the battery's resistance to harsh conditions.
   
  ○ Check that the battery can automatically shut off in case of abnormal conditions to avoid safety hazards.
  
  
• Documentation and follow-up:
   
  ○Record all inspection results, including findings, tests performed, and any corrective actions taken.
   
  ○Keep a detailed record of battery history for easy tracking and traceability in case of future problems. 
  

By performing a detailed quality inspection following these steps, solid-state batteries can be ensured to meet the safety and performance standards required for use in electric vehicles, as well as other applications.
 
Today, solid-state batteries are being researched and developed by various EV manufacturers and technology companies around the world to improve the efficiency and performance of EVs, as well as address concerns about battery safety and durability. Although still in stages of development and limited production, solid-state batteries are expected to play a revolutionary role in the next generation of electric vehicles.
 
At PTI QCS, we excel as specialists in quality inspection, rework, yard management, launch support, and supply chain services for major OEMs and their suppliers in the automotive industry. With more than 20 years of experience, we have established automotive quality as an indisputable requirement for vehicles and their components in Mexico, the United States, Brazil, and Canada.
 
Contact us at sales@ptiqcs.com for the USA, janava@ptiqcs.com for Mexico and Brazil, and tiqbal@ptiqcs.com for Canada.