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Company · Zhicheng · China

Tianneng Power (China)

In research, Tianneng Power (China) stands highest in Physical Sciences (#10,151 of 12,888 worldwide), 2022–2025. Relative to its size it is most specialised in Electrical and Electronic Engineering — Electrical and Electronic Engineering is 8.4× its share of world research.

tianneng.com.hkROR OpenAlex
World rank, 2022–2025
#20,605
of 28,054 · #30,182 all time
Rank in China
#2,892
of 3,058
Research works
164
▼ 14% vs 2013–17
Citations
1.6k
9.5 per fractional work
Top-10% rate
16.1%
record average 16.5%
Open access
20%
world 28%

What is Tianneng Power (China) known for in research?

The fields where it stands highest, 2022–2025, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorksAll time
Physical SciencesDomain #10,151 of 12,888 16.2%68 #15901

Each strip is that field’s whole ranked pool, with the notch where Tianneng Power (China) sits in it, in the colour of the band that rank falls in. The track under the rate is the rate itself: it carries no world mark, because the world rate differs by field (from about 6% to 21% in this record).

What does Tianneng Power (China) specialise in?

Where its research is concentrated relative to its size: Electrical and Electronic Engineering takes 8.4× the share of its output that it takes of world research.

  1. Electrical and Electronic EngineeringSubfield · 21.0 works8.4×
← less than its size predicts1×more →

Location quotient, a volume reading rather than an impact one. It surfaces small, lopsided specialities.

Field profile

Location quotient across every field it publishes in: outside the ring is more than an institution of this size would be expected to publish, inside it is less.

Agricultural and Biological Sciences: 0.24× its world share, 1 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.10× its world share, 0 worksBiochemistry, Geneti…Chemical Engineering: 7.23× its world share, 2 worksChemical EngineeringChemistry: 1.43× its world share, 2 worksChemistryComputer Science: 0.63× its world share, 4 worksComputer ScienceEarth and Planetary Sciences: 0.28× its world share, 0 worksEarth and Planetary …Energy: 6.64× its world share, 4 worksEnergyEngineering: 4.27× its world share, 45 worksEngineeringEnvironmental Science: 1.34× its world share, 5 worksEnvironmental ScienceMaterials Science: 2.52× its world share, 6 worksMaterials SciencePhysics and Astronomy: 0.47× its world share, 1 worksPhysics and AstronomyHealth Professions: 0.06× its world share, 0 worksHealth ProfessionsMedicine: 0.03× its world share, 0 worksMedicineBusiness, Management and Accounting: 0.12× its world share, 0 worksBusiness, Management…Decision Sciences: 0.08× its world share, 0 worksDecision SciencesEconomics, Econometrics and Finance: 0.17× its world share, 0 worksEconomics, Econometr…1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Chemical Engineering, 7.2×. Every wedge is a field page.

Which keywords describe research at Tianneng Power (China)?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Energy Storage, Cathode Materials, Lithium-ion Batteries, Battery Technology, Renewable Energy, Rechargeable Batteries, Battery Materials and Nanostructured Anodes.

▲ more of its work than of the world’s◆ about the world’s share▼ less than the world’s

Size is fractional works in 2022–2025 in the topics tagged with each word; colour is the word's share of this institution's work against its share of the world's. The 40 words are chosen for being large and distinctive. Each links to the topic it comes from most.

All 40 words, with their numbers
  1. Energy Storage12▲ 26×9 topics
  2. Cathode Materials11▲ 40×3 topics
  3. Lithium-ion Batteries11▲ 37×4 topics
  4. Battery Technology9▲ 45×3 topics
  5. Renewable Energy8▲ 8.4×18 topics
  6. Rechargeable Batteries7▲ 39×2 topics
  7. Battery Materials6▲ 53×1 topic
  8. Nanostructured Anodes6▲ 53×1 topic
  9. Smart Grid6▲ 23×7 topics
  10. Environmental Impact5▲ 4.2×9 topics
  11. Nanomaterials4▲ 5.1×9 topics
  12. Lithium-Sulfur Batteries4▲ 35×1 topic
  13. Solid-State Electrolytes4▲ 41×1 topic
  14. Electric Vehicles3▲ 16×2 topics
  15. Battery Management Systems3▲ 25×1 topic
  16. Graphene3▲ 5.6×5 topics
  17. Metal Recovery3▲ 19×3 topics
  18. Thermal Runaway3▲ 25×1 topic
  19. Grid Integration3▲ 34×3 topics
  20. Power Systems2▲ 31×2 topics
  21. Frequency Regulation2▲ 54×2 topics
  22. Metal-Organic Frameworks2▲ 7.8×3 topics
  23. Energy Efficiency2▲ 3.4×10 topics
  24. Wind Power2▲ 34×2 topics
  25. Circular Economy2▲ 11×3 topics
  26. Photovoltaic Generation2▲ 69×1 topic
  27. Power System2▲ 33×3 topics
  28. Rare Earth Elements2▲ 21×3 topics
  29. Sustainable Technology2▲ 26×2 topics
  30. Battery Recycling2▲ 34×1 topic
  31. Hydrometallurgical Processes2▲ 34×1 topic
  32. Renewable Energy Integration2▲ 7.6×3 topics
  33. Fault Detection2▲ 15×3 topics
  34. Carbon-Based Materials2▲ 20×1 topic
  35. Electrochemical Capacitors2▲ 20×1 topic
  36. Power Electronics2▲ 6.6×3 topics
  37. Materials1▲ 8.4×4 topics
  38. Decentralized Control1▲ 15×2 topics
  39. Distributed Generation1▲ 24×2 topics
  40. Wavelet Transform1▲ 8.3×3 topics

Which research topics does Tianneng Power (China) publish most on?

By volume in 2022–2025: Advancements in Battery Materials, Advanced Battery Materials and Technologies, Advanced Battery Technologies Research and Power Systems and Renewable Energy.

Advancements in Battery …6Advancements in Battery Materials: 6 fractional worksAdvanced Battery Materia…4Advanced Battery Materials and Technologies: 4 fractional worksAdvanced Battery Technol…3Advanced Battery Technologies Research: 3 fractional worksPower Systems and Renewable Energy: 2 fractional worksExtraction and Separation Processes: 2 fractional worksSupercapacitor Materials…2Supercapacitor Materials and Fabrication: 2 fractional worksPower Systems and Technologies: 1 fractional worksAdvanced battery technologies research: 1 fractional worksMicrogrid Control and Optimization: 1 fractional worksNetwork Security and Intrusion Detection: 1 fractional works
Electrical and Electronic EngineeringAutomotive EngineeringEnergy Engineering and Power TechnologyMechanical Engineering3 others

Area is fractional works; colour is the subfield each topic belongs to.

  1. 1 Advancements in Battery Materials Electrical and Electronic Engineering 6 works
  2. 2 Advanced Battery Materials and Technologies Electrical and Electronic Engineering 4 works
  3. 3 Advanced Battery Technologies Research Automotive Engineering 3 works
  4. 4 Power Systems and Renewable Energy Energy Engineering and Power Technology 2 works
  5. 5 Extraction and Separation Processes Mechanical Engineering 2 works
  6. 6 Supercapacitor Materials and Fabrication Electronic, Optical and Magnetic Materials 2 works
  7. 7 Power Systems and Technologies Electrical and Electronic Engineering 1 works
  8. 8 Advanced battery technologies research Electrical and Electronic Engineering 1 works
  9. 9 Microgrid Control and Optimization Control and Systems Engineering 1 works
  10. 10 Network Security and Intrusion Detection Computer Networks and Communications 1 works

How open and international is its research?

Against the world’s own shares — the tick on each track. Both are shares of its output, so they sit on one scale and can be read against each other as well as against the world.

openly available20.1%not open79.9%

World: 28% of research is openly available.

with international co-authors9.5%domestic only90.5%

World: 19% is written across borders.

How has Tianneng Power (China)'s research output changed?

Output in 2018–2022 was 14% lower than in 2013–2017.

201020152020
grewheldshrank

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

Research measures only: rankings here say nothing about teaching, admissions or student experience. Comparable institutions and collaboration partners are in the interactive view on the map.