Heat Exchange System Testing Equipment

Test medium

Mixed solution (composition of 40% antifreeze and 60% ASTM solution)

Corrosive liquid flow rate

10～650l/min (arbitrarily adjustment)

Corrosive liquid flow rare speed decomposition

0.01L/min

Corrosive liquid temperature

Arbitrary setting from room temperature to 125℃, accuracy ±2℃

Heating rate

1~2℃/min

Pressure in the corrosion chamber

0.05-0.5MPa (arbitrary adjustment)

Number of test pieces

1-4PCS

Test piece maximum volume

20L in total

Equipment start-up time (accurate to the second, arbitrarily set within 9999 hours)

Equipment cycle running time (accurate to the second, arbitrarily set within 9999 hours)

Equipment shutdown time (accurate to the second, arbitrarily set within 9999 hours)

Pressure range

0.1-20Mpa

Constant pressure control accuracy

±1%

Test channel

1 channel

Medium

Brake fluid or distilled water

Ambient temperature

RT

Medium temperature

RT

Maximum length of test piece test

Lmax=1000mm

Timing range

0.1min-20min

System boost rate

0MPa/min-220Mpa/min (Infinitely adjustable)

System supply air pressure

0.7Mpa (external network supply pressure)

The computer sets the system working mode

Pressurization - pressure holding - pressure relief.

Pressurization - pressure holding - pressure relief - pressurization to burst.

3. Cycle through the above setting procedure.

Installation power

Voltage 380V, power 2kw

Use medium

Mixture (40% antifreeze and 60% ASTM solution)

Flow rate of corrosive solution

10~650l/min (Arbitrary adjustment)

Flow rate decomposition of corrosive liquid

0.01L/min

Corrosion solution temperature

Arbitrarily set from room temperature to 125°C, accuracy ± 2°C

Temperature rise rate

1~2°C/min

Corrosion chamber pressure

0.05-0.5MPa (Can be adjusted arbitrarily)

Number of test pieces

1-4PCS; Maximum volume of test pieces: 20L total

The startup time record of the equipment (Accurate to the second, arbitrarily set within 9999 hours)

The cycle running time record of the equipment (Accurate to seconds, arbitrarily set within 9999 hours)

The stop running time of the equipment (Accurate to the second, arbitrarily set within 9999 hours)

Floor area

Test kit and control unit

Test chamber interior size (mm)

2100*1600*1600 (width × depth × height) (recommended)

Test kit compartment external dimensions (including control cabinet) (mm)

3500*2000*2400 (L×W×H)

Power unit

Hydraulic station external dimensions (mm)

2500*2000*2400(L×W×H)

Pulse source weight

About 3.5t (ground bearing capacity > 500kg/m2)

Environmental requirements (provided by Party A)

Power supply

AC380V(+15%/-10%),50Hz,80kW

Temperature

10～40 ℃

Humidity

20～90%

Conditions of Use

Site conditions: Three-phase power, ventilation, drying, circulating water

Gas source

0.5~0.8MPa compressed air flow is not less than 0.5m3/min

Cooling water

6m3/h, water temperature 15~32°C, pressure 0.15~0.25MPa, pipe diameter ≥DN50

Hydraulic station oil

Grade 46# Oil quantity>200l

Thermal silicone oil (-30~260°C)

60 kg

Test medium

Coolant>70l

Hydraulic unit

Pulse system

Pulse pressure (peak)

0.05~0.6MPa arbitrary setting

Pulse frequency

0.1~1HZ

The larger the amount of expansion, the lower the frequency

Pulse waveform

Sine wave, trapezoidal wave

Pressure measurement accuracy

±0.25%FS

Pressure control accuracy

±2% fs (constant voltage)

Number of pulses

Required number of times

Number of trials

6-Way tooling

Media system

Test medium

Coolant

Medium temperature

RT～+150℃

The upper limit temperature depends on the medium,

Test temperature up to 150 ° C

Heating rate

≥2℃/min

Cooling rate

Natural cooling

Temperature deviation

≤±2℃

High temperature test chamber

Domestic custom

Test room size (mm)

2000X1450X1200

Box structure

Sheet metal one-piece structure, front and rear doors, bottom design leaking liquid collection tank

Temperature range

RT～+130℃

Temperature fluctuations:

≤±1.0℃

Temperature uniformity:

≤3.0℃

Heating rate

RT~+130℃,≥3℃/min

Control unit

Operating system

Operation interface

1. Computer Party A provides

2. The interface temperature, ambient temperature, pulse number, pressure waveform, boost/depressurization time, pressure holding/interval time, etc. can be displayed and controlled on the interface.

3. Arbitrary setting

Operating software

Visual Basic compilation

report format

Microsoft Office

Display language

Chinese

Software/waveform requirements

Adjustment method

Intelligent pid control

Boost/depressurization time

Setting range 0.1~5s

Packing/interval time

Setting range 0~100s

Host computer / lower computer

Industrial computer / all digital closed loop controller

Control method

Hydraulic servo control and computer control

Pulse pressure output at the media end of the media through hydraulic control of the low-voltage drive

Other

1. The pulse test machine is equipped with automatic hand switching function. In the manual state, the main oil pump, medium pump and temperature control system can be manually activated to check the operation of each component; the test process is completed in the automatic state.

2. With oil temperature super high alarm, liquid level alarm, leak alarm, abnormal alarm, overload protection, emergency pressure relief, safety shutdown, etc.;

3. The test piece can be leaked to set the alarm point.When the leakage reaches a certain level, the system will automatically alarm and stop working.

4. The test system shall provide the corresponding equipment calibration conditions (such as pressure sensor calibration interface or calibration procedure)