Short answer

When designing products that utilize batteries with potential for second-life applications, explicitly plan for the logistics and timelines of material recovery post-second-life.

Field
Resource Management
Source
Resources Conservation and Recycling (2019)
Method
Material Flow Analysis (MFA) modelling
Evidence
Moderate effect

Implementing second-life applications for electric vehicle batteries significantly extends their utility but postpones the availability of critical materials like cobalt and lithium for recycling. This resource management research insight is drawn from a 2019 study published in Resources Conservation and Recycling. Using Material flow analysis (mfa) modelling, researchers explored how this design variable affects real-world outcomes. The key design takeaway: When designing products that utilize batteries with potential for second-life applications, explicitly plan for the logistics and timelines of material recovery post-second-life.

Study
Resource ManagementHigh ImpactModerate effect

Second-life battery use delays critical material recovery by up to 16%

Implementing second-life applications for electric vehicle batteries significantly extends their utility but postpones the availability of critical materials like cobalt and lithium for recycling.

Resources Conservation and Recycling · 2019

01

Key Findings

  • 01Second-use applications lead to a more effective exploitation of battery storage capacity.
  • 02The recovery of cobalt and lithium is delayed by up to 16% due to the extended lifespan provided by second-use.
  • 03In 2030, the amount of cobalt available for recycling from second-life batteries is estimated to be between 9% and 15% of demand, and for lithium, between 7% and 16%.
02

Application

Design takeaway

When designing products that utilize batteries with potential for second-life applications, explicitly plan for the logistics and timelines of material recovery post-second-life.

How to apply

When evaluating the sustainability of a product, consider not only its operational efficiency but also the temporal impact of reuse strategies on the availability of its constituent materials for future cycles.

Project actions

  • 01When researching battery-powered products, consider the 'second-life' potential and its implications for material sourcing.
  • 02Investigate the material composition of batteries and the global supply chains for those materials.
03

Method & Evidence

AimTo model the impact of second-life battery usage on the stocks and flows of traction lithium-ion batteries and their embedded critical materials (cobalt and lithium) within the European value chain.
MethodMaterial Flow Analysis (MFA) modelling
ProcedureA dynamic, parameterised MFA model was developed to simulate the movement of traction Li-ion batteries through direct reuse, second-use applications, and recycling processes within Europe. The model tracked both energy storage capacity and the quantities of cobalt and lithium.
ContextElectric vehicle battery value chain in Europe

Variables

IVImplementation of second-life battery applications.
DVStocks and flows of traction Li-ion batteries; availability of cobalt and lithium for recycling.
CVEuropean value chain processes (direct reuse, second-use, recycling); type of electric vehicles (full and plug-in); battery chemistry (Li-ion).
04

Strengths & Limitations

Strengths

  • +Provides a quantitative model for a novel and complex issue.
  • +Includes sensitivity analysis to address input uncertainties.

Limitations

The future adoption rates of second-life technologies and recycling infrastructure are speculative and can significantly influence the outcomes.

Reliability & validity

The model's reliability depends on the accuracy of its input parameters and assumptions about future market trends. Validity is supported by its ability to simulate material flows within a defined system.

Think critically

How can design interventions mitigate the delay in critical material recovery while still maximizing the benefits of second-life battery applications?

05

Design Principles

"Maximize resource circularity by balancing extended product utility with timely material reclamation."

This insight is crucial for strategic resource planning and supply chain management. Designers and engineers must consider the temporal trade-offs between maximizing battery lifespan through reuse and the immediate need for recovering valuable, finite resources.

06

What This Means for Your Design

Using old electric car batteries for other things (like storing energy) is good because it uses them more, but it means we have to wait longer to get the valuable metals inside them back for making new things.

How to use in your project

  • 1.Reference this study when discussing the lifecycle impacts of battery reuse and the trade-offs involved in resource recovery.
07

Add to My Project

08

Quick Cite

Paragraph starter

Research indicates that while second-life applications for traction batteries enhance their utility, they can delay the recovery of critical materials like cobalt and lithium for recycling. For instance, studies modelling European battery flows suggest this delay can impact material availability for new production by up to 16% in the medium term, necessitating careful strategic planning in resource management.

09

Source

Resources Conservation and Recycling

How will second-use of batteries affect stocks and flows in the EU? A model for traction Li-ion batteries

journal · 2019

View source

Questions About This Research

What does the research say about second-life battery use delays critical material recovery by up to 16%?
When designing products that utilize batteries with potential for second-life applications, explicitly plan for the logistics and timelines of material recovery post-second-life. Evidence: Resources Conservation and Recycling (2019).
Why does "Second-life battery use delays critical material recovery by up to 16%" matter for design?
This insight is crucial for strategic resource planning and supply chain management. Designers and engineers must consider the temporal trade-offs between maximizing battery lifespan through reuse and the immediate need for recovering valuable, finite resources.
How can designers apply this research?
When designing products that utilize batteries with potential for second-life applications, explicitly plan for the logistics and timelines of material recovery post-second-life.
What were the main findings?
Second-use applications lead to a more effective exploitation of battery storage capacity.. The recovery of cobalt and lithium is delayed by up to 16% due to the extended lifespan provided by second-use.. In 2030, the amount of cobalt available for recycling from second-life batteries is estimated to be between 9% and 15% of demand, and for lithium, between 7% and 16%.
What research method was used?
Material Flow Analysis (MFA) modelling.
How strong is the evidence?
Evidence strength is rated Moderate effect, based on a 2019 journal from Resources Conservation and Recycling.
What should I do differently in my next project?
When evaluating the sustainability of a product, consider not only its operational efficiency but also the temporal impact of reuse strategies on the availability of its constituent materials for future cycles.
What are the limitations?
The model's accuracy is dependent on the input parameters, which carry inherent uncertainties regarding the future development of e-mobility and second-use markets. Sensitivity analysis was performed to address this.