Xi’an High Voltage Apparatus Research Institute Co., Ltd (XIHARI)
+86 (0)29 84225680 +86 (0) 29 84225680 lab@xihari.com Visit website
No.18, North Section of Xi’erhuan
Xi’an, 710077
China
Overview
Key Contact Personnel:
JIA Tao, Director of Testing Laboratory jiatao@xihari.com
Zhang Jinbo, Director of Sales & Marketing Department hpzhangjinbo@xihari.com
Year Founded
HV Lab: 1958
HP Lab: 1958
Mechanical & Temperature-rise Lab: 1958
EMC Lab: 2000
Power Electronics Test Lab: 2014
Low Voltage Test Lab: 2014
Total Number of Employees:
413
Major Export Markets Served (2018):
Bengal, China, England, Germany, Indonesia, Iran, Korea, Morocco, Pakistan, Thailand, U.S.A., Vietnam
Services
High Voltage Laboratory
Dimension of UHV Test Hall (L•W•H):
78m x 48m x 48m
Dimension of EHV Test Hall (L•W•H):
72m x 36m x 30m
Dimension of HV Test Hall (L•W•H):
72m x 24m x 18m
Dielectric Testing Information
| Power frequency testing transformer: | |||
| 1200 kV/4 A, | 1800 kV/2 A | 2250 kV/1 A | 800 kV/2 A |
| 550 kV/4 A | 750 kV/4 A | 300 kV/4 A | 200 kV/5 A |
| Impulse voltage generator: | |||
| 4800 kV/720 kJ | 4800 kV/480 kJ | 3000 kV/400 kJ | 2400 kV/240 kJ, |
| 1000 kV/25 kJ | 1200 kV/22.5 kJ | 3000 kV/225 kJ | |
| Chopping Device: | |||
| 4200 kV | 3000 kV | ||
| DC Voltage Generator Device: | |||
| 2000kV/500 mA | 1200kV/50 mA | 750kV/50 mA | |
| Standard Capacitor: | |||
| 1600 kV/50 pF | 1200 kV/60 pF | 600 kV/150 pF | 800 kV/50 pF |
| RIV coupling device: | |||
| 1600 kV/300 pF | |||
| PD coupling capacitor: | |||
| 1600 kV/ 1000 pF | |||
Dielectric Testing Facilities
| Impulse Testing: | Max. Volt | Standard |
| Lightning Impulse | 4200 kV | IEC60060-1/2/GB/T16927.1/ 2 |
| Switching Imp. (Dry) | 3000 kV | IEC60060-1/2/GB/T16927.1/ 2 |
| Switching Imp. (Wet) | 2400 kV | IEC60060-1/2/GB/T16927.1/ 2 |
| Current Imp. | 8/20 μs,200 kA 4/10 μs,200 kA 30/60 μs,40 kA 10/350 μs,60 kA 2 ms (long duration current impulse),12 kA |
|
| A.C. Testing: | ||
| Dry/Wet | 1600 kV | IEC60060-1/2/GB/T16927.1/ 2 |
| Partial Discharge | *1300 kV/1100 kV(PD) | IEC60270/GB/T7354 |
| RIV Testing: | 1300 kV(RIV) | IEC CISPR 18-1/2 / GB11604 |
| Capacitance & Tan ∂ Testing: | 1500 kV | |
| D.C. Testing: | ||
| Dry/Wet | 1900 kV | IEC60060-1/2/GB/T16927.1/ 2 |
| DC Partial Discharge | **1500 kV | IEC60270/GB/T7354 |
| RIV Testing: | 1500 kV | IEC CISPR 18-1/2 / GB11604 |
*1100 kV Background noise no more than1pC, 1300kV Background noise no more than 5pC
**Background noise no more than 300pC
Pollution Testing
Artificial climate/pollution chamber:
¢14 × 15 mt
| Standard | Max. A.C. Voltage | Max D.C. Voltage | Temp. °C (from – To) | |
| Salt Fog | GB/T4585(IEC60507) | 550 kV | / | / |
| GB/T4585(IEC60507) | 550 kV | Max. 55°C | ||
| GB/T22707(IEC61245) | ±600kV | Max. 55°C |
Ageing Tests:
Multi-stress ageing test chamber: 5000h
Other Testing Facilities
Low-temperature chamber
• Dimensions of the chamber (L•W•H): 7.5m × 4m × 9.5m
• Temp. °C (-65°C -65°C )
High Power Laboratory
Dimension of UHV Test Hall (L•W•H):
51m x 26m x 28m
Kind of Power Source for the HP Laboratory:
Five short-circuit generators: 500 MVA×1, 2500 MVA×2, 6500 MVA×2
Specifications of Main Test Bay:
The Laboratory is equipped with four test bays for testing high voltage apparatus up to rated voltage 12 kV;one test bay for testing high voltage apparatus up to rated voltage 40.5 kV; one test bay for testing high voltage apparatus up to rated voltage 252 kV and two test bays for testing high voltage apparatus up to rated voltage 1100 kV.
| Possible Power Frequency: | Max. MVA: | Max. kV: | Max. kA & Duration: |
| 50Hz and 60Hz | 5000 MVA | 550 kV | 200 kA/2s |
| Max. kA (peak) | Synthetic installation | Max. kV in Bay by synthetic installation | |
| 600 kA | Full pole test of circuit breakers with rated voltage up to 1100 kV. | 1640 kV in four parameters recovery voltage / 2000 kV in two parameters recovery voltage | |
Other Types of High Power Tests Offered:
• Short circuit withstand tests
• Short circuit making and breaking tests
• Capacitive current switching test
• Internal arcing test
• Pressure relief tests on surge arresters
• Short-circuit withstand tests on power transformer up to 500 kV rating
• Short-circuit tests can be carried out on all medium and high voltage primary components such as switchgear, disconnector, earthing switches, arresters, fuses, load-break switches and spark gap.
Mechanical & Temperature-Rise Laboratory
Mechanical Tests – Thermal Mechanical Testing:
| Temperature Range | |
| -80°C ~ +100°C | |
| Bending Load | Dimensions of the chamber (L•W•H): |
| Max. 50 kN. | 2m x 2m x 4m |
| Tensile Load | Dimensions of the chamber (L•W•H): |
| Max. 500 kN. | 2.06m x 0.71m x 3m |
Bending & Torque Testing
| Torque Moment | Bending Moment | |
| -Max. 40 kN•m | -Max.600 kN•m (8.5 m) | |
| -Max. 100 kN•m *Under Construction |
Max.1200 kN•m (16 m)- | |
| Tensile Test | Compression Test | Temperature-Rise Test |
| Max. 2000 kN | Max. 2000 kN | 27000 A (AC) 10000 A (DC) |
Other Test Capabilities
EMC Laboratory:
| Radiation Testing | |
| Dimensions of Microwave anechoic chamber (L•W•H) | 26m x 17m x 12m (According with CISPR16-1-1) |
| Frequency Range | 9kHz~40GHz |
| Large turntable size and bearing | Diameter 7 m Bearing 8 ton Silent zone Ф6m x 2.5m |
| Small turntable size and bearing | Diameter 3 m Bearing 3 ton Silent zone Ф3m x 2.5m |
| Capacity of EUT Power Supply | DC 300V 100A AC 400V 100A AC 0~24V 10000A 50Hz |
| Test standards | IEC61000-4-3, CISPR11/12/14/15/22/25, ISO11452-2/4,etc. |
| Conduction Testing | |
| Dimensions of Shield room (L•W•H) | 28m x 16m x 8m (According with EN50147-1, IEEE-299-1997, GJB 20219-94, IEC61000-4-3) |
| Capacity of EUT Power Supply | DC 300 V 100 A AC 400 V 100A frequency (50 Hz, 60 Hz, 16.7 Hz, 400 Hz) |
| Test standards | IEC61000-4-2/4/5/6/8/9/10/11/12/13/16/17/18/27/28/29/34 IEC61000-3-2/3, etc |
Power Electronics Test Lab
Operational tests for thyristor valves used in HVDC or UHVDC power
| Transmission | ||
| Test items | Max. Voltage or Current | Standard or Remarks |
| Periodic firing and extinction test | ±100 kV/7200 A | IEC60700-1/GB/T20990.1/GB/T28563 |
| Tests with transient forward voltage during the recovery period | ±300 kV/22.5 kJ | IEC60700-1/GB/T20990.1/GB/T28563 |
| Vavle fault current tests | 80 kA 60 kV | IEC60700-1/GB/T20990.1/GB/T28563 |
| Vavle for VSC-HVDC | ±400 kV/1500 A | IEC62501-1 |
| Tests for VSC valves used in HVDC power transmission | ||
| Test items | Max. Voltage or Current | Standard or Remarks |
| Maximum continuous operating duty test | 24 kV/1500 A | IEC62501 |
| Maximum temporary over-load operating duty test | 24 kV/1500 A | IEC62501 |
| Minimum d.c. voltage test | >2 kV 1500 A | IEC62501 |
| IGBT overcurrent turn-off test | 3000 A,di/dt>2A/μs | IEC62501 |
| Short-circuit current test | 10 kA 100 ms | IEC62501 |
Power Capacitor Product Tests
| Single Phase | ||
| Test items | Object under test | Standard or Remarks |
| Over-voltage cycle test | 24 kV 1200 kvar IEC | IEC/TS 60871-2/GB/T 11024.2 |
| Aging test | 24 kV 1200 kvar IEC | IEC/TS 60871-2/GB/T 11024.2 |
| Thermal stability test | 24 kV 1200 kvar IEC | IEC/TS 60871-1/GB/T 11024.1 |
| Short-circuit discharge test | 200 kA | IEC/TS 60871-1/GB/T 11024.1 |
| Lighting impulse test between terminals and container | ±600 kV/30 kJ | IEC/TS 60871-1/GB/T 11024.1 |
| AC voltage test between terminals and container | 24 kV 1200 kvar | IEC/TS 60871-1/GB/T 11024.1 |
| IEC/TS 60871-1/GB/T 11024.1 | 200 kV | IEC62146-1/GB/T 4787 |
| Three Phase | |
| Test object | Testing capability |
| Reactive power compensation device | 60kV 12Mvar |
| Water cooling equipment for converter valves- HVDC transmission | ||
| Test items | Testing capability | Standard or Remarks |
| Type tests | 200 T/h,250 kW | GB/T 30425 |
| RTDS(Real Time Digital Simulator) test system | |
| System | 4 racks 12 PB5 4 GTNET |
| Current amplifier | 200 A/2400 VA |
| Voltage amplifier | 120 V/60 VA |
| Switching value conversion device | 24 Channels |
| Low Voltage Test Lab | |
| The maximum short-circuit current | 200 kA/420 V |
| Temperature-rise testing capability | 40000 A |
RTDS (Real Time Digital Simulator) Test System
System: 4 racks,12 PB5, 4 GTNET
Current Amplifier: 200 A/2400 VA
Voltage Amplifier: 120 V/60 VA
Switching Value Conversion Device: 24 channels
Low Voltage Test Lab
Testing Capability:
The Maximum Short-Circuit Current: 200 kA/420 V
Temperature-Rise Testing Capability: 40000 A
