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Chroma 17040 battery module testing system is designed for high power secondary battery testing and development of high precision charging and discharging equipment, has the energy recovery function, can save the discharge process of a lot of energy, even dynamic charge and discharge, also can ensure the stability of the power grid side, not because of the harmonic pollution affect other equipment.And battery discharge produced by reusing and recycling to the electricity grid to solve the traditional equipment discharge energy waste, as well as the space heat treatment difficult problem, accord with environmental protection requirements.

17040 systems have channel in parallel with the working condition of dynamic simulation function, the parallel function can promote maximum charge and discharge current and power, increase the efficiency and flexibility, on the device can achieve high equipment utilization.Working condition of dynamic simulation function allows users to load driving road spectrum waveform batteries, alternative current or power two modes to apply different standards (NEDC/FUDS) requirements.Two-way architecture can ensure that state turn to charge and discharge current don't interrupt, just can accurately simulate the driving condition, and can meet ISO, IEC, UL, GB/T and other international testing standards.

17040 'Pro software system collocation, have elastic editing function, each channel can be independent testing, meet the test requirements of secondary Battery module, high stability and security, and support power reset function, ensure continuity of the test data.

Multiple security protection mechanism for battery test design, test process automatically detects over voltage, over current, over temperature and external parameters determine abnormal signals, such as to ensure the safety of the testing process.Each channel abnormalities are detected, start to suspend the charge and discharge protection measures, and have power data preservation and return test function, to prevent any potential factors of data missing.

• Can send the test conditions and cut-off/protection conditions, load directly to the charge and discharge machine, through the internal software/hardware to multilayer protection function
• Can integrate the external hardware to achieve the real-time monitoring parameters, such as BMS, Data Logger, Chamber, the I/O signal, to achieve the alarm/as/power-off protection function
• Read values and communicating with the BMS Data Logger measurement, can monitor the voltage of battery pack/temperature value, and can be real-time judgment and protection action in accordance with the set value
• Built-in multiple alarm/protected mode: OVP, UVP, OTP, WIR_LOSS, CAL_ERR, POW_ERR, RM

• High frequency sampling measurement technology: the fastest 50 KHZ sampling rate, to ensure that the dynamic measurement accuracy
• Voltage accuracy: plus or minus (0.02% of RDG. + / - 0.02% of f.s.)
• Current precision: plus or minus (0.05% of RDG. + / - 0.05% of R.N.G.)
• Quick response testing technology: current switch time 5 ms (90% to 90%), applicable to a variety of test application requirements
• Automatic voltage/current file a switch function: can be divided into multiple gear, as the dynamic change process of large or small current, automatically adjusts the right gear, to achieve the optimization of measurement accuracy
• Support dynamic condition simulation (Waveform) test function, the simulation of the actual driving conditions current or power status, support NEDC test standard, FUDS, HPPC regulations

High frequency sampling measurement technology

General battery charging and discharging machine, direct use of power calculation software reads the current value, software of data read speed limited, however, will have the affect of dynamic current capacity calculation error is too large.Chroma increased by V/I sampling rate, and through the two integral method, provide better capacity calculation, accurate current change when the data is not missing, not affected by the data transfer rate.

• V/I 50 KHZ sampling rate (every 20 mu s sampling point)
• Piecewise integral mode operation: for I integral - electric capacity;The V x I integral - energy

Quick response testing technology

In the current rapid response at the same time, can achieve the optimized charging and discharging mode conversion control, avoid damage to the object under test test process.

• Overshoot Current Ripple, whose < 0.5%, and 1%

Working condition of dynamic simulation function

The use of the battery pack is fast and irregular current charge and discharge change state, through the results, the use of the battery status can be real reaction in the battery.

• Dynamic charge and discharge Waveform of simulation battery actual use, in the dynamic current mode (Waveform), maximum discharge and the maximum charging current commutation time only need 5 ms
• Work within the computer specified step can be set to read current/power waveform Excel file
• Each channel can store 720000 points, for long time dynamic testing

• Software and Hardware integration/custom ability, such as BMS, Data logger, incubator, external signal, HIL (Hardware in the Loop)
• Offers a variety of equipment external signal interface (CANbus, Ethernet, Analog I/O), can support hardware in the loop (HIL) test platform
• System with functions of parallel between maximum parallel to 360 kw, 900 - a specification (optional)
• And battery of battery charging and discharging machine emulator two functions
• Have the high efficiency of discharge energy recovery technology

Multi-function recorder integration technology

17040 system through software can integrate multi-function recorder, in the process of charging and discharging, read more groups of voltage and temperature records, the condition can be converted to protect start-up condition or cut-off condition.Multi-function recorder can reach each channel synchronous sampling, the fastest rate of 10 ms data capture and 17040 system is up to 120 multi-function recorder channel.

Discharge energy recovery technology

• Adopts the bi-directional circuit architecture, can accurate control to current reverse change
• With functions of discharge energy recovery efficiency (> 90%)
• Steady state energy recovery features: solar energy recycling grid standards, current THD < 5%, PF > 0.95
• Dynamic energy recovery characteristics: real-time completion of instantaneous current phase transformation, to avoid power grid pollution

• Energy recovery process to power grid, the AC current waveform smooth and complete real-time phase transformation, can avoid grid test miscalculation or contaminated affect other equipment

• Charge and discharge machine model: through 'Pro software operation interface, applied in the power Battery pack testing
• Battery Simulator model: through 'Simulator software operation interface, is applied to the motor drive/charging pile test

Chroma 17040 test system software platform 'Pro, conforms to the requirement of each test the secondary Battery, with a high degree of stability and security, and have power data save reply function, to prevent any possibility of data missing.

• Real-time monitoring: real-time browsing system test status, do not need to wait for, channel data and system integration can browse at the same time
• Graphic management: channel test status through different graphic management, be clear at a glance, easy to see to understand easy to understand, control state immediately, understand the test state
• Permissions Settings: to set the user permissions operation, convenient management
• Abnormal state fault record tracking: independent record channel

Integration of the CANbus/SMbus/LIN communication function

• DBC file, can be directly loaded Vector. Let the user quick and easy to complete BMS monitor setting
• The user in accordance with BMS communication protocol, set the message information you need
• Read the BMS data can be converted to, protection or cut-off condition of test

17040 and battery of battery charging and discharging machine emulator two functions, can be used to test the battery pack and test connected to the battery related products, products in the research and development design, its suppliers of batteries is not in place, through to the battery simulator function, to confirm whether the system function is normal, and can also be programmed different battery state of (SOC) condition, and can download different curve of battery, state of charge and discharge test products, do the product with battery test evaluation in advance, can be used in automobile motor drives, light electric vehicle electronic control unit start-stop system, car charger.

'Pro Battery simulator operating interface

Optional function battery simulator, the bidirectional voltage source can be charge or discharge, battery capacity can be set/dc impedance/download V - SOC curve, suit to use in test charger, inverter and motor driver, with special battery simulator software.

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