Science Explorer Back to mapMap
Discussion
Topic · Electrical and Electronic Engineering

Multilevel Inverters and Converters

Multilevel Inverters and Converters is a research topic within Electrical and Electronic Engineering. Science Explorer counts 49k research works in it since 1950. 9.8% of them reached the world's top 10% most cited for their field and year.

This cluster of papers focuses on the design, control, and applications of multilevel converters in power electronics, with an emphasis on renewable energy integration, voltage source inverters, medium voltage drives, PWM strategies, fault tolerance, photovoltaic systems, and electric aircraft.

  • Multilevel Converters
  • Power Electronics
  • Model Predictive Control
  • Renewable Energy Integration
  • Voltage Source Inverters
  • Medium Voltage Drives
  • PWM Strategies
  • Fault Tolerance
  • Photovoltaic Systems
  • Electric Aircraft
Research works
49k
fractional, since 1950
In the world top 10%
4.8k
per year above
Top-10% rate
9.8%
share of its works in the world top 10%
Growth, 2018-21 → 2022-25
+9%
the tick is no change
Largest producer
China
44% of the 10 largest, 2022-now
Multilevel Inverters and Converters

Which countries lead Multilevel Inverters and Converters research?

By volume, China and India publish the most (4.1k and 2.5k works in 2022-now).

By volume, 2022-now

  1. 1 China 4.1k works
  2. 2 India 2.5k works
  3. 3 United States 780 works
  4. 4 South Korea 378 works
  5. 5 Iran 362 works
  6. 6 Brazil 253 works
  7. 7 Japan 248 works
  8. 8 Canada 236 works
  9. 9 Italy 228 works
  10. 10 Germany 218 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: 44.5%India: 26.4%United States: 8.4%South Korea: 4.1%6 others listed: 16.6%44%largest
China4,125 · 44.5%India2,451 · 26.4%United States780 · 8.4%South Korea378 · 4.1%6 others listed1,545 · 16.6%

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

Which institutions lead Multilevel Inverters and Converters research?

By volume in 2022-now, Harbin Institute of Technology publishes the most Multilevel Inverters and Converters research, followed by Zhejiang University and Huazhong University of Science and Technology.

By volume, 2022-now

  1. 1 Harbin Institute of TechnologyChina 172 works
  2. 2 Zhejiang UniversityChina 142 works
  3. 3 Huazhong University of Science and TechnologyChina 142 works
  4. 4 Xi'an Jiaotong UniversityChina 114 works
  5. 5 Southeast UniversityChina 110 works
  6. 6 Nanjing University of Aeronautics and AstronauticsChina 100 works
  7. 7 Indian Institute of Technology DelhiIndia 95 works
  8. 8 Southwest Jiaotong UniversityChina 94 works
  9. 9 Chinese Academy of SciencesChina 86 works
  10. 10 Shandong UniversityChina 86 works

Who are the leading researchers in Multilevel Inverters and Converters?

The most-cited researchers publishing on Multilevel Inverters and Converters include Kai You Wang, Frede Blaabjerg and Hua Zhang.

  1. 1 Kai You Wang China 224k citations
  2. 2 Frede Blaabjerg Denmark 203k citations
  3. 3 Hua Zhang Singapore 196k citations
  4. 4 Eric N. Olson United States 175k citations
  5. 5 H. Vincent Poor United States 165k citations
  6. 6 Seyedali Mirjalili Australia 154k citations
  7. 7 Huan Liu Australia 148k citations
  8. 8 Adrian Pană Romania 131k 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 Multilevel Inverters and Converters?

The most cited paper in Multilevel Inverters and Converters is "Multilevel inverters: a survey of topologies, controls, and applications" (José Rodríguez, Jih‐Sheng Lai, Fang Zheng Peng, 2002), with 6,729 citations. Next come "Power-Electronic Systems for the Grid Integration of Renewable Energy Sources: A Survey" (4,036) and "Recent Advances and Industrial Applications of Multilevel Converters" (3,879).

Most cited papers
#PaperReleasedCitations
1 Multilevel inverters: a survey of topologies, controls, and applications José Rodríguez, Jih‐Sheng Lai, Fang Zheng Peng · IEEE Transactions on Industrial Electronics Open access Aug 2002 6,729
2 Power-Electronic Systems for the Grid Integration of Renewable Energy Sources: A Survey Juan Manuel Carrasco, Leopoldo G. Franquelo, Jan T. Białasiewicz et al. · IEEE Transactions on Industrial Electronics Open access Jun 2006 4,036
3 Recent Advances and Industrial Applications of Multilevel Converters Samir Kouro, Mariusz Malinowski, K. Gopakumar et al. · IEEE Transactions on Industrial Electronics Open access 14 Jun 2010 3,879
4 A Review of Single-Phase Grid-Connected Inverters for Photovoltaic Modules Søren Bækhøj Kjær, John K. Pedersen, Frede Blaabjerg · IEEE Transactions on Industry Applications Sep 2005 3,620
5 A New Quick-Response and High-Efficiency Control Strategy of an Induction Motor Isao Takahashi, Toshihiko Noguchi · IEEE Transactions on Industry Applications Sep 1986 3,418
All 99 most cited papers, with filters and sorting

Where is Multilevel Inverters and Converters research done?

The largest centres of Multilevel Inverters and Converters research in 2022-now are Beijing (China), Nanjing (China), Shanghai (China) and Wuhan (China). Among places with at least 20 works in it, it is an unusually large share of all research in Tādepallegūdem.

Largest cities, 2022-now

  1. 1 BeijingChina 522 works
  2. 2 NanjingChina 323 works
  3. 3 ShanghaiChina 268 works
  4. 4 WuhanChina 265 works
  5. 5 Xi'anChina 254 works
  6. 6 ChennaiIndia 229 works
  7. 7 HarbinChina 225 works
  8. 8 ChengduChina 194 works
  9. 9 HangzhouChina 189 works
  10. 10 ChangshaChina 162 works

Where it is the local speciality

  1. TādepallegūdemIN · 26.5 works34×
← less than its size predicts1×more →

Location quotient: how much more of its research is in Multilevel Inverters and Converters than the world average.

See Multilevel Inverters and Converters on the map

Where is the best place to study Multilevel Inverters and Converters?

Among universities, judged by research, City University of Hong Kong, Khalifa University of Science and Technology and Jiangsu University score highest, combining 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 23.72%fractional works in this field (log) →share of work in the world top 10% →City University of H…Jiangsu UniversityKhalifa University o…Southeast 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.

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
1City University of Hong KongChina 75.232.9%4.2×26 +86.3%
2Khalifa University of Science and TechnologyUnited Arab Emirates 73.229.7%9.0×24 +45.2%
3Jiangsu UniversityChina 71.830.7%5.0×44 +62.2%
4Southeast UniversityChina 66.515.2%6.8×110 +17.6%
5Southwest Jiaotong UniversityChina 66.018.3%11.2×94 +45.4%
6Harbin Institute of TechnologyChina 64.613.0%9.6×172 +5.1%
7Aalborg UniversityDenmark 64.419.3%12.2×76 -52.9%
8Near East UniversityCyprus 64.330.1%8.7×13 -1.5%
9Zhejiang UniversityChina 64.212.9%4.8×142 +18.0%
10Christ UniversityIndia 62.135.1%3.3×12 +461.6%

Universities only. The score blends 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 Multilevel Inverters and Converters, country by country

Is Multilevel Inverters and Converters research growing?

Output in 2022-2025 was 9% higher than in 2018-2021, peaking in 2023. The fastest-growing topics are Multilevel Inverters and Converters.

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 Multilevel Inverters and Converters as a percentage of every work published that year, 0.054% in 2024.

still counting0.050%0.10%Multilevel Inverters and Converters0.053% in 202519801990200020102020

Fractional works of Multilevel Inverters and Converters 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%Multilevel Inverters and Converters9.8% 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 Multilevel Inverters and Converters. Posts are plain text and can be reported.