Applied Thermal Engineering Submission Guide

Official ATE pages tell you what the journal covers. They do not tell you whether your paper is thermal-engineering work or broader energy-systems work with a thermal component. That distinction matters because ATE overlaps with IJHMT, Energy, Applied Energy, and Energy Conversion and Management, but each venue rewards a different center of gravity.

If you want the quick pre-upload call, run an Applied Thermal Engineering manuscript fit check before opening Editorial Manager.

Source: Applied Thermal Engineering journal page on ScienceDirect, Guide for Authors, accessed May 2026.

The journal's broad scope spans applied thermal engineering across:

• Heat transfer (conduction, convection, radiation, multi-mode)

• Heat exchangers and thermal-management systems

• Refrigeration and air conditioning (HVAC)

• Thermal energy storage

• Combustion engineering and emissions

• Building thermal performance

• Solar-thermal and renewable thermal systems

• Industrial heat recovery and waste-heat utilization

• Computational thermal engineering (CFD-based methods applied to thermal problems)

• Thermal systems for fuel cells and electrolyzers

• District heating, district cooling, and space-conditioning systems

• Electronics thermal management

• Combined heat and power and process integration

The strategic implication: scope is broad, but emphasis is applied. Pure theoretical thermodynamics often fits the International Journal of Heat and Mass Transfer better; broad energy-systems work fits Energy or Applied Energy.

Verify the current Editor-in-Chief and the Deputy and Managing Editor who handles manuscript submission routing on the journal's editorial-team page before quoting any name in a cover letter.

The practical consequence: do not over-read one editor's title as a substitute for scope fit. ATE is broad, but papers still need a clear applied thermal-engineering core. Recent emphasis includes:

• Energy-efficient HVAC and building thermal performance

• Thermal-management for batteries and electronics

• Solar-thermal and renewable-energy heat utilization

• Industrial waste-heat recovery

• Advanced heat-exchanger design

• Phase-change thermal storage

• AI/ML methods applied to thermal-engineering optimization

Editors specifically screen for whether the heat-transfer or energy-transfer contribution is central enough to justify ATE. A manuscript can have strong engineering results and still fit a sister journal better if the thermal mechanism is secondary to economics, grid modeling, broad energy policy, or materials synthesis.

Recent papers, with DOIs:

• "Full-domain thermal regulation method of high-power-density PMSMs via hybrid oil spray and topology-optimization water cooling" (2026), 10.1016/j.applthermaleng.2026.130439

• "Thermosyphon-induced hydro-thermal-mechanical response in permafrost embankment through three-dimensional numerical modeling" (2026), 10.1016/j.applthermaleng.2026.130554

• "Physics-data fusion digital twin for passive safety system of world's first 4th generation HTGR nuclear power plant" (2026), 10.1016/j.applthermaleng.2026.130494

• "Phased performance evaluation of hydrogen-based and electricity-driven energy systems under renewable energy expansion for plus-energy buildings" (2026), 10.1016/j.applthermaleng.2026.130556

ScienceDirect's recent ATE article stream is broad, but the strongest titles still name a thermal process, component, or operating condition. Use that pattern as a pre-upload screen.

Three operational signals govern editorial assessment:

1. Applied-thermal-engineering focus. The journal emphasizes applied work. Pure theoretical thermodynamics or pure heat-transfer theory without engineering application often fits sister journals.

2. Engineering rigor and methodological soundness. The journal expects rigorous experimental design, proper instrumentation reporting, and validated computational methods. CFD studies should include appropriate validation against experimental data.

If the paper's main contribution is a numerical method, discretization scheme, solver architecture, or computational-mechanics framework rather than an applied thermal system, compare it with the CMAME submission guide before positioning it for Applied Thermal Engineering.

3. Engineering relevance and practical implications. Manuscripts should articulate how the work advances thermal-engineering practice, not just theoretical understanding.

For initial submission via Elsevier's Editorial Manager, prepare each required artifact:

A Applied Thermal Engineering submission readiness check before upload can flag whether the applied-thermal-engineering framing is visible, whether methodology is rigorous, and whether scope fits Applied Thermal Engineering vs sister journals.

Mapping the ScienceDirect journal-level insights onto the editor's screen helps you plan the wait:

Days 0 to 6: the handling editor routes the manuscript, runs technical checks, and makes the desk decision. Papers stopped here are almost always scope or applied-thermal-engineering-fit rejections, not science rejections.

Days 6 to 42: if the paper clears the desk, it goes to two or three reviewers. This window matches the decision-after-review median.

Days 42 to 95: revision cycles run for papers that clear review. The 95-day submission-to-acceptance median includes one or more revision rounds.

Days 95 to 98: after final acceptance, production handoff usually puts the paper online within about three days.

Across thermal-engineering manuscripts targeting Applied Thermal Engineering, three recurring decision risks matter most across submissions that ATE editors filter out at the desk-screen stage. (Elsevier's current journal insights list 6 days to first decision, 42 days to decision after review, 95 days from submission to acceptance, and 3 days from acceptance to online publication; the handling editor evaluates whether the paper has a real applied thermal-engineering center of gravity before external review.) These are testable against your own manuscript before you commit to the Elsevier submission route.

A Manusights review checks whether your paper clears the Applied Thermal Engineering-specific readiness checks that official Elsevier instructions cannot evaluate from a generic Editorial Manager checklist. Paid Manusights reviews include a 60-day money-back guarantee; submitted manuscripts are not used for model training.

Parametric study without an engineering hook

Across ATE-targeted manuscripts, we consistently see authors submit parametric studies of established geometries (plate-fin heat exchangers, tube-bundle configurations, plate heat exchangers, microchannel cooling, finned-tube arrangements, nanofluid enhancement, jet impingement, porous-media cooling) where the methods are correct, the CFD or experiments are competent, but the contribution is "we varied Reynolds number / fin spacing / particle volume fraction / inlet temperature / aspect ratio and report trends." ATE editors specifically check whether the contribution names an applied-engineering advance beyond parametric trend-reporting:

A new geometry or design enabling specific application (data-center direct-liquid cooling at PUE target, EV battery-pack thermal management at fast-charging C-rate, building HVAC at named energy-efficiency metric, concentrated solar receiver at named operating temperature, ORC working-fluid selection for named waste-heat source, electronics cooling at named heat-flux threshold), a quantitative engineering improvement against a real-world baseline (named-application benchmark with COP / efficiency / thermal resistance / pumping power numbers and confidence intervals),

Or a design correlation that engineers can apply in practice (with stated validity range and named application).

Manuscripts where the contribution is parametric trends without an applied hook get redirected to International Journal of Heat and Mass Transfer (fundamental heat-transfer venue), International Communications in Heat and Mass Transfer (short fundamental papers), Heat Transfer Engineering (broader scope including descriptive), or specialty venues (ASME Journal of Electronic Packaging, Journal of Heat Transfer, International Journal of Refrigeration).

The fix is to rewrite the contribution statement to name a specific application and a quantitative engineering improvement, restructure the abstract so the application appears in the first sentence and the parametric study is secondary, and add an "engineering implications" subsection to the discussion translating trends into a design correlation with confidence intervals and stated validity range.

Check whether your ATE parametric-study framing has an applied-engineering hook →

CFD-only study without validation rigor

In Manusights reviews, we observe that ATE manuscripts using ANSYS Fluent, ANSYS CFX, OpenFOAM, COMSOL Multiphysics, STAR-CCM+, or custom solvers frequently submit CFD-only studies without the validation package ATE reviewers expect.

ATE's editorial culture treats CFD without validation as preliminary work, not as publishable applied thermal engineering.

The specific validation elements ATE reviewers (most of whom are computational-thermal specialists) check for:

• experimental validation either against authors' own experiments (with stated measurement uncertainty using ISO GUM / ASME PTC 19.1, calibration traceability, repeatability bounds) or against published experimental data with full citation and within-uncertainty agreement

• grid-independence study with at least 3 mesh refinements showing Grid Convergence Index per ASME V&V 20-2009 with stated discretization error

• turbulence-model justification (RANS k-omega SST / RNG k-epsilon / Reynolds Stress / LES) with named application precedent rather than default selection

• near-wall y+ values appropriate to turbulence-model choice (y+ less than 1 for SST, y+ between 30 and 300 for wall-function k-epsilon)

• time-step convergence for transient simulations

• benchmark validation against canonical test cases (Berkeley plate, Vogel-Eaton ribbed channel, NASA backward-facing step, NACA airfoils for external flow, Hellsten tandem cylinders) where they exist

Manuscripts that omit any of these elements get desk-rejected within 2-3 weeks with the standard "insufficient validation for an applied engineering venue" note.

The fix is to include explicit validation, GCI grid-independence per ASME V&V 20-2009, and turbulence-model justification before the parametric results section; if experimental data are unavailable, validate against at least two published datasets covering the operating range.

Check whether your ATE CFD validation package is review-ready →

Sister-journal scope mismatch

The third recurring pattern in ATE-targeted manuscripts is scope-mismatch where authors submit work that fits a sister Elsevier thermal-energy journal better than ATE.

ATE handling editors specifically check whether the manuscript's primary contribution belongs in applied thermal engineering rather than an adjacent thermal or energy venue.

International Journal of Heat and Mass Transfer fits fundamental heat-transfer mechanisms. International Communications in Heat and Mass Transfer fits short fundamental heat-transfer papers. Energy Conversion and Management, Energy, and Applied Energy fit broader systems, policy, techno-economic, or renewable-integration arguments. International Journal of Refrigeration, Cryogenics, Renewable Energy, and Solar Energy fit narrower application lanes when those are the real center of gravity.

Manuscripts misrouted across this scope-grid face desk rejection within the 2-3 week window with the standard "better fit for [sister journal]" redirect.

The fix is to read 5 recent papers from each candidate sister journal before choosing, write the cover letter to explicitly justify why ATE is the best fit (naming what the paper offers that the sister journals do not), and if the work spans two venues, choose the one where the contribution's center of gravity lies rather than the one with the higher JIF.

Check whether your ATE scope argument is stronger than the sister-journal redirect →

Check whether your ATE manuscript is submission-ready →

• Is Applied Thermal Engineering a good journal?

• International Journal of Heat and Mass Transfer Submission Guide

• Energy Conversion and Management Submission Guide

• Engineering Structures submission guide

Last verified: May 2026 against Applied Thermal Engineering editorial and author pages.

While the manuscript is in peer review, use the companion Applied Thermal Engineering Under Review status guide to interpret portal movement, follow-up timing, and reviewer-risk preparation without confusing the status page with the submission guide.