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Project: smart distribution equipment R&D centre Drawing no.: CLC-RD-2026-0918 Scale 1:20 Version rev.2.4.1 Reviewed by: Qiqige ● Controlled drawing · internal circulation only
Chilechuan Power Equipment Research InstitutePower Equipment R&D Institute
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お取引の相談
DWG · 電力設備研究院 / smart ring main unit section

グリッドの開閉のすべてを
再計算可能な工学へ

12~40.5kV配電機器と蓄電用パワーエレクトロニクスに特化。トポロジー選定から熱解析、形式試験まで自社で実施します。

R&D staff386 staff · 42 with doctorates
Annual R&D spendingCNY 480 m · 6.2% of revenue
Projects in development57 standards · 6 national
Fig. 1Smart ring main unit · front section · 1:20
1200 mm 2400 mm 12 34 Main busbarVacuum circuit breaker Electronic instrument transformer Cable compartment
1Main busbar · epoxy cast / temperature rise ≤ 55 K
2Vacuum circuit breaker · 30,000 mechanical operations
3Electronic instrument transformer · class 0.2S
4Cable compartment · three-position isolation + earthing
4.26GWRenewable capacity+12.4% YoY
18,600racksCompute racks in service+8.1% YoY
1.12Data centre PUE-0.03 YoY
620,000tDairy annual capacity+5.6% YoY
01

R&D process

From requirements to volume production · full traceability

6 stages / 106-day standard cycle

01

Requirements definition

Customer site survey · technical agreement review

8 days
02

Concept design

Topology selection · 3D layout · thermal simulation

14 days
03

Prototype build

Pilot-line prototypes · assembly process validation

21 days
04

Type tests

Thermal cycling · salt spray · EMC · short-circuit withstand

18 days
05

Small-batch validation

Field installation · data reporting back

45 days
06

Volume production ramp-up

Process freeze · supply chain sourcing · volume production

—
02

Product matrix

5 series / 38 models in volume production

Data syncs to the OA product master data

ModelProduct nameRated parametersEfficiency / accuracyIngress protectionCertification
CLC-RM-12 Smart ring main unit 12 kV 98.6% IP67 KEMA / CQC
CLC-DT-2000 Dry-type transformer 2000 kVA 99.1% IP54 National Transformer Quality Testing Centre
CLC-PCS-630 Storage converter 630 kW 98.9% IP65 CGC / TÜV
CLC-SW-40 Integrated primary-secondary circuit breaker 40.5 kV — IP67 Type tests at the electric power research institute
CLC-ED-480 Liquid-cooled ultra-fast charger 480 kW 96.2% IP55 CE / GB
03

Test centre capabilities

CNAS-accredited laboratory · reports recognised worldwide

4 categories, 27 tests

Thermal cycling
-70℃ ~ +180℃

3 climatic chambers · 15 °C/min ramp

Salt-spray corrosion
NSS / CASS 2000h

2,000 h neutral salt spray with no base-metal corrosion

EMC
Full EMC suite

3 m anechoic chamber · emissions and immunity

Short-circuit withstand
50 kA / 4 s

High-current test station · full dynamic and thermal stability

Patents and standards IP / STANDARD

ZL 2024 1 0386Interlock mechanism for a three-position isolating earthing switch
ZL 2024 2 1174Digital-twin method for predicting ring main unit temperature rise
ZL 2023 1 0942Current-sharing control method for liquid-cooled charger power modules
ZL 2023 2 0651Adaptive virtual synchronous control circuit for a storage converter
PCT/CN2025/0Online insulation-defect detector for epoxy-cast busbars (international application)
Granted invention patents 86 utility models 214 standards led / participated in 31 items

Standards led or co-authored STANDARDS

GB/T 39063.6 kV–40.5 kV AC metal-enclosed switchgear
GB/T 1094Power transformers — Part 11: Dry-type transformers
DL/T 860Communication networks and systems for substations (IEC 61850)
NB/T 33015Technical specification for electrochemical storage system converters
GB/T 18487Conductive charging system for electric vehicles
04

R&D and test base

AMap Open Platform · GCJ-02 · redundant with Baidu Maps

6 nodes

Group HQ · Hohhot40.8414°N / 111.7519°EHQ / control hub
Ulanqab Wind Base40.9946°N / 113.1328°E2.31 GW
Ordos Solar Base39.6084°N / 109.7813°E1.95 GW
Qingcheng AI Computing Centre40.8122°N / 111.6705°E18,600 racks / PUE 1.12
Xilin Gol Grassland Farm43.9333°N / 116.0864°E620,000 t/yr raw milk
Hulunbuir Tourism Camp49.2120°N / 119.7400°E8 routes
05

Institute news

言語版 6

4 items

Where there are conditions, there is a solution
Send us a technical agreement

After you submit your requirements the system creates a lead and pushes it to the group OA; the institute customer engineering team responds within 2 hours with a preliminary selection and simulation report.

ODM / OEMJoint R&DPrototype buildCommissioned type tests