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Evidence map

Charger reliability: what the evidence base looks like

11 publications, 0 of them trials and 0 syntheses. This page describes the shape of that literature rather than summarising its conclusions.

Updated 3 min read 11 citations

Free-standing charging station beside a road in an Austrian alpine village
D-Kuru · CC BY-SA 4.0 · Wikimedia Commons
What the evidence on charger reliability is made of Of 11 publications on this topic, the breakdown by study type: 11 other. 11other (11)
11 publications, by study type. Volume is not strength — the same count can be a settled question or a pile of commentary, and which one it is depends almost entirely on this breakdown. Harvested from PubMed and Crossref; publication type as recorded by the source.

What this literature is made of

A reasonable volume of literature, but weighted towards reviews and observational work rather than trials. That is enough to describe a phenomenon and rarely enough to establish that an intervention works.

The distinction that matters most is between synthesis and primary research. A meta-analysis pools trials and is the closest thing to a settled answer a field produces. A narrative review is one group's reading of the same material and can be selective without being dishonest. Counting them together, which most citation counts do, obscures exactly the thing you want to know.

When the charger reliability literature was published Publication years for the 11 papers on this topic, grouped into bands from before 2015 through to 2023 onwards. 2023 onwards8 papers2020-20223 papers
Still active. The most recent paper here is from 2026, so this is a field where an answer written today may not hold for long. Publication years as recorded by PubMed and Crossref.

How this page is built

Everything above is computed from the citations this site harvested from PubMed and Crossref, not written by hand. When the weekly harvest finds a new paper on this topic, these counts change and the characterisation changes with them. That is the point: a hand-written claim about how strong an evidence base is starts decaying the day it is written.

Publication type is taken as the source records it. That is imperfect — journals label inconsistently, and a paper indexed as a "review" may be a systematic one — so treat the bands as approximate. They are accurate enough to distinguish a trial literature from a commentary literature, which is the distinction that matters.

Electric hatchback connected to a tall rapid charging unit at a motorway rest area
Rapid chargers at motorway stops are what make long-distance EV travel workable. Peter Kersten · CC BY-SA 4.0 · Wikimedia Commons

The strongest work on this topic

Ordered by study design first, then recency. The full set is listed in the references below.

  1. Electric Vehicle User Behavior: An Analysis of Charging Station Utilization in Canada — Jonas T, Daniels N, Macht G, 2023, journal article
  2. User Experience of Public Electric Vehicle Charging Infrastructure in Shanghai: A Quantitative Analysis — Xie X, Raval S, Deb S, 2026, journal article
  3. Reliability Enhancement of Puducherry Smart Grid System Through Optimal Integration of Electric Vehicle Charging Station–Photovoltaic System — Sasi Bhushan M, Sudhakaran M, Dasarathan S et al., 2025, journal article
  4. Increasing Electric Vehicle Charger Availability with a Mobile, Self-Contained Charging Station — Serrano R, Sultana A, Kavanaugh D et al., 2025, journal article
  5. Cost and Availability Optimization for Electric Vehicle Charging Infrastructure via Redundancy‐Spares‐Repair Integration — Najdawi F, Fainman E, Jin T, 2025, journal article
  6. Electric Vehicle and Charging Station — Shinde N, 2025, journal article
  7. Electric Vehicle Charging Station Recommendations Considering User Charging Preferences Based on Comment Data — Li H, Han Q, Bai X et al., 2024, journal article
  8. Reliability Enhancement of Fast Charging Station under Electric Vehicle Supply Equipment Failures and Repairs — Konara K, Kolhe M, Ulltveit-Moe N et al., 2023, journal article
  9. Load Forecast of Electric Vehicle Charging Station Considering Multi-Source Information and User Decision Modification — Zhuang Z, Zheng X, Chen Z et al., 2022, journal article
  10. Predicting Electric Vehicle Charging Station Availability Using Ensemble Machine Learning — Hecht C, Figgener J, Sauer D, 2021, journal article
How much research is there on charger reliability?
11 publications are indexed here, of which 0 are trials and 0 are syntheses.
Does more research mean a stronger conclusion?
No. Composition matters more than volume — five randomised trials support a claim far better than fifty commentaries, and citation counts do not distinguish between them.
How current is this?
The most recent paper indexed here is from 2026. The set is refreshed weekly from PubMed and Crossref.
Why does this page not tell me the answer?
Because summarising a literature into a conclusion requires reading it, and doing that automatically is how confident nonsense gets published. This page tells you how much weight a conclusion could bear; the articles on this site do the interpreting.

References

Every citation below links to the original peer-reviewed record on PubMed or via DOI. Nothing here is a substitute for medical advice.

  1. Electric Vehicle User Behavior: An Analysis of Charging Station Utilization in Canada Jonas T, Daniels N, Macht G · Energies · 2023 · Journal article DOI
  2. User Experience of Public Electric Vehicle Charging Infrastructure in Shanghai: A Quantitative Analysis Xie X, Raval S, Deb S · World Electric Vehicle Journal · 2026 · Journal article DOI
  3. Cost and Availability Optimization for Electric Vehicle Charging Infrastructure via Redundancy‐Spares‐Repair Integration Najdawi F, Fainman E, Jin T · Quality and Reliability Engineering International · 2025 · Journal article DOI
  4. Increasing Electric Vehicle Charger Availability with a Mobile, Self-Contained Charging Station Serrano R, Sultana A, Kavanaugh D, et al. · Sustainability · 2025 · Journal article DOI
  5. Reliability Enhancement of Puducherry Smart Grid System Through Optimal Integration of Electric Vehicle Charging Station–Photovoltaic System Sasi Bhushan M, Sudhakaran M, Dasarathan S, et al. · World Electric Vehicle Journal · 2025 · Journal article DOI
  6. Electric Vehicle and Charging Station Shinde N · International Journal For Multidisciplinary Research · 2025 · Journal article DOI
  7. Electric Vehicle Charging Station Recommendations Considering User Charging Preferences Based on Comment Data Li H, Han Q, Bai X, et al. · Energies · 2024 · Journal article DOI
  8. Reliability Enhancement of Fast Charging Station under Electric Vehicle Supply Equipment Failures and Repairs Konara K, Kolhe M, Ulltveit-Moe N, et al. · Energies · 2023 · Journal article DOI
  9. Load Forecast of Electric Vehicle Charging Station Considering Multi-Source Information and User Decision Modification Zhuang Z, Zheng X, Chen Z, et al. · Energies · 2022 · Journal article DOI
  10. Predicting Electric Vehicle Charging Station Availability Using Ensemble Machine Learning Hecht C, Figgener J, Sauer D · Energies · 2021 · Journal article DOI
  11. Leveraging User Preferences to Develop Profitable Business Models for Electric Vehicle Charging Röckle F, Schulz T · World Electric Vehicle Journal · 2021 · Journal article DOI