Science Explorer Back to mapMap
Discussion
Topic · Building and Construction

Building Energy and Comfort Optimization

Building Energy and Comfort Optimization is a research topic within Building and Construction. Science Explorer counts 60k research works in it since 1950. 9.9% of them reached the world's top 10% most cited for their field and year.

This cluster of papers focuses on building energy efficiency, thermal comfort optimization, and the impact of occupant behavior and climate change on energy consumption. It covers topics such as energy simulation, model predictive control, sustainable buildings, occupant behavior modeling, and the use of artificial neural networks for predicting building energy consumption.

  • Building Energy Consumption
  • Thermal Comfort
  • Energy Simulation
  • Model Predictive Control
  • Sustainable Buildings
  • Occupant Behavior
  • Climate Change Impact
  • Artificial Neural Networks
  • Energy Efficiency
  • Building Performance
Research works
60k
fractional, since 1950
In the world top 10%
6k
per year above
Top-10% rate
9.9%
share of its works in the world top 10%
Growth, 2018-21 → 2022-25
+20%
the tick is no change
Largest producer
China
42% of the 10 largest, 2022-now
Building Energy and Comfort Optimization

Which countries lead Building Energy and Comfort Optimization research?

By volume, China and the United States publish the most (4.6k and 1.4k works in 2022-now).

By volume, 2022-now

  1. 1 China 4.6k works
  2. 2 United States 1.4k works
  3. 3 India 901 works
  4. 4 Italy 877 works
  5. 5 United Kingdom 715 works
  6. 6 Spain 557 works
  7. 7 Türkiye 522 works
  8. 8 Germany 517 works
  9. 9 South Korea 467 works
  10. 10 Canada 417 works

How concentrated that is

The same countries as shares of everything the list above accounts for. A node where two countries do two thirds of the work and one spread evenly across twelve read alike as a ranking and not at all alike here.

China: 41.6%United States: 13.1%India: 8.2%Italy: 8.0%6 others listed: 29.1%42%largest
China4,566 · 41.6%United States1,437 · 13.1%India901 · 8.2%Italy877 · 8.0%6 others listed3,196 · 29.1%

Shares of the rows listed above, not of the whole node.

Which institutions lead Building Energy and Comfort Optimization research?

By volume in 2022-now, Tsinghua University publishes the most Building Energy and Comfort Optimization research, followed by Hong Kong Polytechnic University and Xi'an University of Architecture and Technology.

By volume, 2022-now

  1. 1 Tsinghua UniversityChina 137 works
  2. 2 Hong Kong Polytechnic UniversityChina 126 works
  3. 3 Xi'an University of Architecture and TechnologyChina 109 works
  4. 4 Centre National de la Recherche ScientifiqueFrance 105 works
  5. 5 Tianjin UniversityChina 100 works
  6. 6 Southeast UniversityChina 98 works
  7. 7 Chongqing UniversityChina 90 works
  8. 8 Tongji UniversityChina 90 works
  9. 9 Politecnico di MilanoItaly 89 works
  10. 10 Islamic Azad University, TehranIran 80 works

Who are the leading researchers in Building Energy and Comfort Optimization?

The most-cited researchers publishing on Building Energy and Comfort Optimization include Matthias Egger, Yi Ping Cui and Lídia Morawska.

  1. 1 Matthias Egger Switzerland 326k citations
  2. 2 Yi Ping Cui United States 261k citations
  3. 3 Lídia Morawska Australia 244k citations
  4. 4 Philippe Ciais France 237k citations
  5. 5 Kai You Wang China 224k citations
  6. 6 Lei Jiang China 214k citations
  7. 7 Frede Blaabjerg Denmark 203k citations
  8. 8 Paul M. Thompson United States 196k citations
  9. 9 Hua Zhang Singapore 196k citations
  10. 10 Seeram Ramakrishna Singapore 186k citations

Ranked by citations received across their whole record, among researchers with at least three works on this topic.

What are the most cited papers in Building Energy and Comfort Optimization?

The most cited paper in Building Energy and Comfort Optimization is "A review on buildings energy consumption information" (Luis Pérez‐Lombard, José Ortiz, Christine Pout, 2007), with 6,641 citations. Next come "The energetic basis of the urban heat island" (4,665) and "Passive radiative cooling below ambient air temperature under direct sunlight" (3,600).

Most cited papers
#PaperReleasedCitations
1 A review on buildings energy consumption information Luis Pérez‐Lombard, José Ortiz, Christine Pout · Energy and Buildings Open access 16 Mar 2007 6,641
2 The energetic basis of the urban heat island T. R. Oke · Quarterly Journal of the Royal Meteorological Society 1982 4,665
3 Passive radiative cooling below ambient air temperature under direct sunlight Aaswath Pattabhi Raman, Marc Abou Anoma, Linxiao Zhu et al. · Nature Nov 2014 3,600
4 Two decades of urban climate research: a review of turbulence, exchanges of energy and water, and the urban heat island A. John Arnfield · International Journal of Climatology 2003 3,572
5 EnergyPlus: creating a new-generation building energy simulation program Drury B. Crawley, Linda K. Lawrie, Frederick C. Winkelmann et al. · Energy and Buildings Apr 2001 2,834
All 100 most cited papers, with filters and sorting

Where is Building Energy and Comfort Optimization research done?

The largest centres of Building Energy and Comfort Optimization research in 2022-now are Beijing (China), Shanghai (China), Xi'an (China) and Nanjing (China). Among places with at least 20 works in it, it is an unusually large share of all research in Moratuwa.

Largest cities, 2022-now

  1. 1 BeijingChina 723 works
  2. 2 ShanghaiChina 327 works
  3. 3 Xi'anChina 278 works
  4. 4 NanjingChina 272 works
  5. 5 Hong KongChina 246 works
  6. 6 SeoulSouth Korea 217 works
  7. 7 TianjinChina 201 works
  8. 8 GuangzhouChina 200 works
  9. 9 TehranIran 197 works
  10. 10 LondonUnited Kingdom 175 works

Where it is the local speciality

  1. MoratuwaLK · 24.8 works13×
← less than its size predicts1×more →

Location quotient: how much more of its research is in Building Energy and Comfort Optimization than the world average.

See Building Energy and Comfort Optimization on the map

Where is the best place to study Building Energy and Comfort Optimization?

Among universities, judged by research, Hong Kong Polytechnic University, Hong Kong University of Science and Technology and National University of Singapore score highest, combining citation excellence, specialisation, size, growth and international reach. Research strength is one signal when choosing where to study; it does not measure teaching.

0%20%40%mean 20.88%fractional works in this field (log) →share of work in the world top 10% →Hong Kong University…National University …Hong Kong Polytechni…Tsinghua University
above the meannear itbelow it

One dot per university in the first ten of the table below, at the default weights. The upper left is the interesting corner: small places doing unusually strong work.

Citation excellenceshare of its work in the world top 10%, 2022-now and all time averaged
40%
Specialisationhow much of its work is in this field, counted up to 10× the world share
10%
Sizeits output in this field, on a log scale
30%
Growthoutput growth, counted from -20% to +20%
10%
Internationalshare of its work with a co-author abroad
10%
Each slider sets a weight; the share it gets of the score is beside it.
#UniversityScoreTop 10%SpecialisationWorksGrowth
1Hong Kong Polytechnic UniversityChina 82.421.0%9.2×126 +52.4%
2Hong Kong University of Science and TechnologyChina 80.129.3%5.0×32 +291.3%
3National University of SingaporeSingapore 75.321.7%4.0×75 +45.3%
4Tsinghua UniversityChina 72.018.0%3.8×137 +16.4%
5City University of Hong KongChina 71.519.3%6.4×58 +4.0%
6Hunan UniversityChina 69.520.7%7.0×79 +81.4%
7University of Hong KongChina 69.321.6%2.5×37 +49.6%
8Southeast UniversityChina 69.118.1%4.2×98 +75.0%
9Concordia UniversityCanada 68.319.0%12.5×59 +23.1%
10University of Naples Federico IIItaly 65.120.1%4.8×55 +101.2%

Universities only. The score blends citation excellence (40%), size (30%), specialisation (10%), growth (10%), international reach (10%), 2022-now; growth compares 2018-21 with 2022-25 and counts up to +20%, since a jump from a small base is mostly noise.

Every institution in Building Energy and Comfort Optimization, country by country

Is Building Energy and Comfort Optimization research growing?

Output in 2022-2025 was 20% higher than in 2018-2021, peaking in 2023. The fastest-growing topics are Building Energy and Comfort Optimization.

still counting19801990200020102020
grewheldshrank

The same series as a ribbon: one cell per year, darker for more. The line above answers how much; this answers when.

Its share of all research

Growing output can still be a shrinking share: all of science grows. This is Building Energy and Comfort Optimization as a percentage of every work published that year, 0.077% in 2024.

still counting0.050%0.10%Building Energy and Comfort Optimization0.075% in 202519801990200020102020

Fractional works of Building Energy and Comfort Optimization over all fractional works that year. How the balance of science has shifted.

How much of it reaches the world top 10%

Year by year.

still counting5%10%15%Building Energy and Comfort Optimization9.9% in 2025200020102020

Of each year's works in it, the share that reached the world's 10% most cited for their field and year. A field is the world for its own topics, so there is no other line to hold it against.

Which topics inside it are moving

Growth and decline on one axis around a shared zero. Two lists side by side hide the thing that matters: whether the growth dwarfs the decline, or the other way round.

Discussion

Ask a question or share a note about Building Energy and Comfort Optimization. Keep it to the research: no personal attacks, advertising or links. Any reader can report a post, which collapses it for everyone until it is opened.