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How to detect whether the battery is malfunctioning during operation?

2023-10-27
Latest company news about How to detect whether the battery is malfunctioning during operation?

An electric vibration test system, also known as an electrodynamic vibration test system, is a specialized equipment used to simulate vibrations and test the performance, durability, and reliability of various products and components. It is commonly used in industries such as aerospace, automotive, electronics, and mechanical engineering.

Here are some key components and features of an electric vibration test system:

Electrodynamic Shaker: The core component of the system is an electrodynamic shaker, which generates vibrations by using an electromagnetic field to move a voice coil within a magnetic field. The shaker is capable of producing controlled vibrations with a wide range of frequencies and amplitudes.

Amplifier: An amplifier is used to provide electrical power to the shaker and control the vibration levels. It amplifies the input signal and drives the shaker to produce the desired vibration profile.

Control System: The control system is responsible for controlling the vibration parameters, such as frequency, amplitude, and waveform. It allows users to set up and execute specific test profiles, monitor the vibration performance, and collect data for analysis.

Fixturing and Interface: The test system includes various fixtures, adapters, and interfaces to securely mount the test specimens or products onto the shaker. These fixtures ensure proper coupling and transfer of vibrations from the shaker to the test object.

Sensors and Instrumentation: Sensors such as accelerometers, strain gauges, and displacement transducers are used to measure and monitor the response of the test specimen during vibration testing. These sensors provide valuable data on the product's structural behavior, dynamics, and performance.

Data Acquisition and Analysis: The system may include data acquisition devices and software to capture and analyze the measured data. This allows for detailed analysis of the product's response to vibrations, identification of potential issues or weaknesses, and optimization of design and performance.

Safety Features: Electric vibration test systems are equipped with safety features to protect the equipment, operators, and test specimens. These may include overload protection, emergency stop buttons, interlocks, and safety enclosures to minimize risks during testing.

Test Standards Compliance: Many electric vibration test systems are designed to comply with specific industry standards and testing specifications. These standards define the test procedures, parameters, and acceptance criteria for various products and applications.

Electric vibration test systems are versatile tools used for a wide range of tests, including mechanical stress testing, fatigue testing, product qualification, and research and development. They help identify and address potential design flaws, ensure product reliability, and improve overall quality and performance.

 

Environmental Stress Screening (DCS) is extremely effective in eliminating potential product defects. In the development stage, it becomes a magic weapon to find product design defects to achieve reliability growth; in the production stage, it becomes an important means to reduce production costs and create excellent products.

The DCS project will be applied during product development and production, which can greatly improve product reliability and reduce maintenance costs. Applying DCS during development can greatly save testing time and cost, thereby eliminating or reducing hidden defects before testing. The benefits for producers include: insight into reliability problems in products or processes, so as to eliminate reliability problems from products and processes, reduce production costs and save resources.

Vibration test can be used to find early battery failure, simulate actual working condition assessment and structural strength test. The product has a wide range of applications, wide application range, remarkable and reliable test effect. It is an ideal battery-specific vibration test for battery manufacturers, quality inspection departments and research institutes. Test Equipment. It is suitable for vibration testing of various types of single cells and battery packs such as charging treasures, lithium-ion, nickel-metal hydride, nickel-cadmium, lead-acid, and nickel metal hydride.

Vibration tests can also be used for fatigue tests of products for life assessment of products.

 

latest company news about How to detect whether the battery is malfunctioning during operation?  0

 

Technical Performance Indicators of Each Component:

 

Vibration Generator (Model: (DV-300) / Power Amplifier (Model KA-3)
Sine thrust 22000N (2200kg.f)
Random thrust 22000n (2200kg.f)
Impact thrust 44000N (4400kg.f)
Frequency range DG~3000Hz
Continuous displacement 51mm
Shock displacement (maximum displacement) 51mm
Maximum speed 2m/s
Maximum acceleration 981m/s2 (100g) (no load)
Moving coil diameter Φ320mm
1st order resonance frequency 3200 hz±5%
Allowable eccentric moment ≤2500N·cm
Equivalent mass of moving parts 20kg
Load connection point 13
Table screw size (standard) M8
Table screw layout (diameter, circumference) 13-M8 deep 16mm
Axial isolation frequency <2.5Hz
Maximum load 400kg
Flux leakage ≤1mt
Ambient temperature 0~40℃
Table body size (without packaging) (L×W×H) approx. 1200mm×870mm×1100mm
Table weight (without packaging) approx. 1600kg
Amplifier output 22kva
Snr >65db
System protection

1. power amplifier overvoltage protection

2. system timing protection

3. power amplifier undervoltage protection

4. zero signal protection (reset)

5. over-displacement protection

6. leakage protection

7. platform overheating protection

8. excitation fuse protection

9. module overheating protection

10. external timing protection

11. output over-current protection

12. external zero signal protection

13. output overvoltage protection

14. interlock protection of horizontal sliding platform

15. module overcurrent protection

16. thermal relay overload protection

17. module timing protection

18. power amplifier power-on soft start protection

Rated output voltage 100Vrms
Output current 220A
Input resistance ≥15kω
Input signal voltage ≤1.5rms
Power amplifier efficiency >90%
Harmonic distortion (resistive load) <1.0%
Output voltage measurement error ≤5%
Output current measurement error ≤5%
Output current crest coefficient ≥3
DC stability The zero drift of the output terminal is not more than 30mv/8h
Frequency range 1-120000hz: ±3db; if gain: ≥80
DC/AC conversion efficiency >92%
Load nature Resistive, capacitive, inductive any
Parallel current sharing unbalance ≤2.8%
Mean time between failures (MTBF) >3500h
Cooling method Forced air cooling
Power supply Ac 3-phase 50hz 380v±10%
Dimensions (without packaging) (L×W×H) approx. 850mm×580mm×1920mm
Amplifier weight (without packaging) approx. 500kg
Fan (Model: FJ-2000)
Fan power 7.5kw
Air volume 67.5m3/min
Duct diameter 200mm
Duct length 4.5m
Wind pressure 8800pa
Dimensions (without packaging) (L×W×H) approx. 500mm×520mm×650mm
Weight (without packaging) approx. 200kg
Horizontal slid table (Model: SC-0505)
Table size 1000×1000mm (square)
Equivalent mass (maximum load bearing) About 150kg
Upper limit frequency Sine 2000hz, random 2000hz
Table material Magnesium Aluminum Alloy
Vertical extension table (model: TB-0505)
Table size 1000mm×1000mm (square)
Equivalent mass (maximum load bearing) About 143kg
Upper limit frequency Sine 800hz, random 2000hz
Table material Magnesium Aluminum Alloy

 

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products
NEWS DETAILS
How to detect whether the battery is malfunctioning during operation?
2023-10-27
Latest company news about How to detect whether the battery is malfunctioning during operation?

An electric vibration test system, also known as an electrodynamic vibration test system, is a specialized equipment used to simulate vibrations and test the performance, durability, and reliability of various products and components. It is commonly used in industries such as aerospace, automotive, electronics, and mechanical engineering.

Here are some key components and features of an electric vibration test system:

Electrodynamic Shaker: The core component of the system is an electrodynamic shaker, which generates vibrations by using an electromagnetic field to move a voice coil within a magnetic field. The shaker is capable of producing controlled vibrations with a wide range of frequencies and amplitudes.

Amplifier: An amplifier is used to provide electrical power to the shaker and control the vibration levels. It amplifies the input signal and drives the shaker to produce the desired vibration profile.

Control System: The control system is responsible for controlling the vibration parameters, such as frequency, amplitude, and waveform. It allows users to set up and execute specific test profiles, monitor the vibration performance, and collect data for analysis.

Fixturing and Interface: The test system includes various fixtures, adapters, and interfaces to securely mount the test specimens or products onto the shaker. These fixtures ensure proper coupling and transfer of vibrations from the shaker to the test object.

Sensors and Instrumentation: Sensors such as accelerometers, strain gauges, and displacement transducers are used to measure and monitor the response of the test specimen during vibration testing. These sensors provide valuable data on the product's structural behavior, dynamics, and performance.

Data Acquisition and Analysis: The system may include data acquisition devices and software to capture and analyze the measured data. This allows for detailed analysis of the product's response to vibrations, identification of potential issues or weaknesses, and optimization of design and performance.

Safety Features: Electric vibration test systems are equipped with safety features to protect the equipment, operators, and test specimens. These may include overload protection, emergency stop buttons, interlocks, and safety enclosures to minimize risks during testing.

Test Standards Compliance: Many electric vibration test systems are designed to comply with specific industry standards and testing specifications. These standards define the test procedures, parameters, and acceptance criteria for various products and applications.

Electric vibration test systems are versatile tools used for a wide range of tests, including mechanical stress testing, fatigue testing, product qualification, and research and development. They help identify and address potential design flaws, ensure product reliability, and improve overall quality and performance.

 

Environmental Stress Screening (DCS) is extremely effective in eliminating potential product defects. In the development stage, it becomes a magic weapon to find product design defects to achieve reliability growth; in the production stage, it becomes an important means to reduce production costs and create excellent products.

The DCS project will be applied during product development and production, which can greatly improve product reliability and reduce maintenance costs. Applying DCS during development can greatly save testing time and cost, thereby eliminating or reducing hidden defects before testing. The benefits for producers include: insight into reliability problems in products or processes, so as to eliminate reliability problems from products and processes, reduce production costs and save resources.

Vibration test can be used to find early battery failure, simulate actual working condition assessment and structural strength test. The product has a wide range of applications, wide application range, remarkable and reliable test effect. It is an ideal battery-specific vibration test for battery manufacturers, quality inspection departments and research institutes. Test Equipment. It is suitable for vibration testing of various types of single cells and battery packs such as charging treasures, lithium-ion, nickel-metal hydride, nickel-cadmium, lead-acid, and nickel metal hydride.

Vibration tests can also be used for fatigue tests of products for life assessment of products.

 

latest company news about How to detect whether the battery is malfunctioning during operation?  0

 

Technical Performance Indicators of Each Component:

 

Vibration Generator (Model: (DV-300) / Power Amplifier (Model KA-3)
Sine thrust 22000N (2200kg.f)
Random thrust 22000n (2200kg.f)
Impact thrust 44000N (4400kg.f)
Frequency range DG~3000Hz
Continuous displacement 51mm
Shock displacement (maximum displacement) 51mm
Maximum speed 2m/s
Maximum acceleration 981m/s2 (100g) (no load)
Moving coil diameter Φ320mm
1st order resonance frequency 3200 hz±5%
Allowable eccentric moment ≤2500N·cm
Equivalent mass of moving parts 20kg
Load connection point 13
Table screw size (standard) M8
Table screw layout (diameter, circumference) 13-M8 deep 16mm
Axial isolation frequency <2.5Hz
Maximum load 400kg
Flux leakage ≤1mt
Ambient temperature 0~40℃
Table body size (without packaging) (L×W×H) approx. 1200mm×870mm×1100mm
Table weight (without packaging) approx. 1600kg
Amplifier output 22kva
Snr >65db
System protection

1. power amplifier overvoltage protection

2. system timing protection

3. power amplifier undervoltage protection

4. zero signal protection (reset)

5. over-displacement protection

6. leakage protection

7. platform overheating protection

8. excitation fuse protection

9. module overheating protection

10. external timing protection

11. output over-current protection

12. external zero signal protection

13. output overvoltage protection

14. interlock protection of horizontal sliding platform

15. module overcurrent protection

16. thermal relay overload protection

17. module timing protection

18. power amplifier power-on soft start protection

Rated output voltage 100Vrms
Output current 220A
Input resistance ≥15kω
Input signal voltage ≤1.5rms
Power amplifier efficiency >90%
Harmonic distortion (resistive load) <1.0%
Output voltage measurement error ≤5%
Output current measurement error ≤5%
Output current crest coefficient ≥3
DC stability The zero drift of the output terminal is not more than 30mv/8h
Frequency range 1-120000hz: ±3db; if gain: ≥80
DC/AC conversion efficiency >92%
Load nature Resistive, capacitive, inductive any
Parallel current sharing unbalance ≤2.8%
Mean time between failures (MTBF) >3500h
Cooling method Forced air cooling
Power supply Ac 3-phase 50hz 380v±10%
Dimensions (without packaging) (L×W×H) approx. 850mm×580mm×1920mm
Amplifier weight (without packaging) approx. 500kg
Fan (Model: FJ-2000)
Fan power 7.5kw
Air volume 67.5m3/min
Duct diameter 200mm
Duct length 4.5m
Wind pressure 8800pa
Dimensions (without packaging) (L×W×H) approx. 500mm×520mm×650mm
Weight (without packaging) approx. 200kg
Horizontal slid table (Model: SC-0505)
Table size 1000×1000mm (square)
Equivalent mass (maximum load bearing) About 150kg
Upper limit frequency Sine 2000hz, random 2000hz
Table material Magnesium Aluminum Alloy
Vertical extension table (model: TB-0505)
Table size 1000mm×1000mm (square)
Equivalent mass (maximum load bearing) About 143kg
Upper limit frequency Sine 800hz, random 2000hz
Table material Magnesium Aluminum Alloy

 

latest company news about How to detect whether the battery is malfunctioning during operation?  1

 

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