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Large Pulse Test Bench

Product Description:
The pulse test bench, also known as the fatigue test bench or pressure alternating test bench, simulates the actual working conditions of pressure-bearing components (including the medium flowing through the pressure pipe and the pulse pressure they are subjected to). It conducts pressure alternating pulse tests on the pressure-bearing components to assess whether they can complete the number of cycles specified in the standard under high and low pressure conditions, and to evaluate their fatigue life and fatigue failure mode.
Availability:
Quantity:

Category

Name

Item

Specification

Hydraulic Control System

Hydraulic Power Unit

Main Parameter

Total power:22KW, equipped with motor-pump assembly, valves, filter, pressure sensor and temperature sensor; water cooling equipped, cooling accessories to be provided by customer

Medium System

Test Medium

Antifreeze, water, ethylene glycol, anti-wear hydraulic oil, brake fluid, etc.

Medium Temperature

Ambient temperature

Medium Tank Volume

50L

Medium Circulation Pump

Flow rate:20L/min for full medium circulation

Servo Pulse System

High Pressure Servo Pulse Cylinder

HONGJIN-SY-5MPa

Control Mode

Electro-hydraulic servo control

Pulse Pressure

0~5MPa

Measurement Accuracy

±0.5%

Control Accuracy

≤±2% of set value

Pressure Rise Rate

0-100MPa/S adjustable

Pulse Frequency

0-3HZ

Cycle Times

0~1,000,000 times adjustable

Others

Accessory Description

1.Water cooling, cooling water source provided by customer; 2.Anti-corrosion & rust-proof material for medium contacting parts; 3.With exhaust and medium recovery system; 4.With safety alarm switch

Computer Control System

Control Unit

Control Performance

Intelligent electro-hydraulic servo; pressure, waveform and cycle times freely settable; waveforms: sine wave, trapezoidal wave; closed-loop PID control; upper & lower computer linkage; automatic start-stop for oil pumps; protection with overtemp, filter clogging, overpressure, low liquid level, oil leakage alarm and emergency stop

Software

Control Software

NI/Labview

Report Format

Microsoft Office Excel

Test Chamber

Mounting Frame

Specimen Mounting Method

Customized as per customer’s requirement

Overall Dimension (Approx.)

2600×1500×1850mm(L×W×H)

Chamber Color

Customizable

Test Channel

1 channel (expandable subject to specimen deformation)

Connector Size

Customized as per customer's requirement

Safety Lighting

Inspection glass window, door interlock for stop function, built-in cabin lamp

Others

Operating Conditions

Power Supply

AC380V 50HZ, 20KW

Gas Supply

Clean & dry compressed air or nitrogen, supply pressure:5-6bar

Installation Requirement

Flat & solid foundation with good ventilation and noise reduction

Cooling Water Requirement

Temperature difference:4-5℃, pressure>1.5bar, flow≥5 tons/hour

Remark

Hydraulic oil source (46# anti-wear hydraulic oil) to be provided by the customer.

Applications:

This instrument is suitable for various hoses, automotive hoses, hydraulic hose assemblies, metal pipelines, oil pipelines, automotive steering hoses, brake hoses, air conditioning hoses, fuel hoses, coolant hoses, radiators, heater hoses, hydraulic equipment, condensers, evaporators, air conditioning filter hoses, turbocharger system hoses, automotive brake pumps, cylinder blocks, engineering hydraulic hoses, aviation hoses and manifolds, rigid pipes, fittings, valves, pressure gauges, pressure vessels, pressure transmitters, etc.

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  No.5, Chuangye 2nd Road, Mulun, Changping Town, Dongguan, Guangdong, CN
  sales01@hongyu-group.net
  WhatsApp/WeChat/M:+86-137-90418503

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