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Testing platform

Open‑type test bench for large pump

  • Maximum single hook lifting of 150 tons
  • Maximum test caliber of 4.5 m

The total investment of the test bench is RMB 100 million yuan, the total power distribution capacity is 35,000 V/38,000Kva, and the maximum single hook lifting weight is 150 tons, the maximum testing diameter is 4.5 meters of the large pump, the pool capacity is 13,000 m3 , the water pool depth is 15 m, the matching voltage is 10kV/6KV/380V, the maximum direct starting power is 15000kW, the maximum frequency conversion starting power is 25000kW, 80% and 70% rated voltage step‑down start‑up test can be conducted. At the same time, the test pipeline system, the measuring instruments and the test methods used in the integrated performance laboratory, the overall test precision of the system can reach the level 1 precision of the corresponding national standard of pump test “Hydraulic Performance Acceptance Test for Rotary Power Pump Level 1, Level 2, and Level 3”.

Open‑type Test Bench for Large Pumps
Hydraulic Model Test Bench for High‑Precision Multi‑Function Pumps
TESTING PLATFORM

Hydraulic model test bench for high precision multi‑function pump

  • The overall accuracy is 0.25%

The test bench is mainly composed of central control room, constant temperature and humidity instrument room, AC and DC power distribution room, hydraulic circulation system and four in‑situ calibration systems, etc. It is designed according to SL140 and IEC60193 standards, mainly used to test the excellent hydraulic model of Kaiquan. The test bench adopts torque dynamometer, and the measurement and control system is all powered by DC, which eliminates the interference of AC to the measurement and control signal, it can complete energy performance test, cavitation performance test, escape performance test, four‑quadrant pump performance test, pressure fluctuation test, force characteristics test, etc. At the same time, four in‑situ calibration systems of capacity, pressure, torque and rotational speed have been set up. The overall uncertainty of efficiency is better than 0.25%.

TESTING PLATFORM

Cold and hot shock and performance test bench

The test bench was independently developed by Kaiquan and completed in 2010. The test bench is equipped with 10000V/6000kVA voltage regulator, and the accuracy of the test bench is up to grade 1 of GB/T3216: ISO9906 Hydraulic Performance Acceptance Test for Rotary Power Pump Level 1, Level 2, and Level 3, can be used for all kinds of nuclear pumps and special fields of the pump's cold, hot hydraulic performance, cold, hot shock, impurities, cold, hot durability, start‑up, idle and so on. It can realize the fast thermal shock of 4 to 250°C within 5 seconds, and can run continuously after thermal shock. The test bench passed the appraisal in August 2010. The test bench's function, automation degree and key technical index reached the international advanced level, and was recognized as the scientific and technological achievement of Shanghai.

Cold and Hot Shock & Performance Test Bench
Split‑Casing Pump Test Centre
TESTING PLATFORM

Double‑suction pump test center

The test bench is designed by Shenyang Institute of Computing Technology of Chinese Academy of Sciences. The double‑suction pump test bench has a high‑voltage and low‑voltage intelligent electric parameters test system, including intelligent hydraulic data acquisition. The existing DN300 and DN500*2 test piping systems include 4 test piping systems, including 150‑500 caliber double‑suction pump, diesel pump and multi‑stage pump. Test system power range: 355kW at low pressure, the maximum testing capacity of high voltage is 2000kW. The voltage levels of the testing system are 380V, 6000V and 10000V. The hydraulic system of the test bench adopts electromagnetic flowmeter, the pressure adopts electronic intelligent pressure transmitter, and the electric parameters are collected digitally, the soft starting mode is adopted for the electric pump starting mode.

TESTING PLATFORM

Automatic performance test bench for single‑stage pump

Kaiquan self‑developed and designed automatic test center, in line with GB3216‑2B test level, can achieve 100% performance test of factory products, through PDA complete automatic scan code data reading, automatic installation, automatic test data acquisition, the test result is judged by itself, the test is efficient and fast, the test result is accurate and stable, and the product test information can be traced.

Automatic Performance Test Bench for Single‑Stage Pumps
No‑Negative‑Pressure Test Bench for Water Supply Equipment
TESTING PLATFORM

No negative pressure test bench for water supply equipment

By using automatic test equipment, the tester can edit the test steps according to the actual test specifications on the display interface of the test bench, and then realize the manual, automatic, fixed‑point and other test methods. At the same time, the test bench can display the test data in real time, collect and store the data, so as to better monitor and record the test data and results.