Programmable bidirectional DC power supply

1 Programmable bidirectional DC power supplyProduct Overview

D2000-EV The series is an intelligent DC power supply that integrates high precision, high dynamic response, and high efficiency. Adopting the all-new third-generation wide bandgap technology semiconductor device SiC Design, highly modular and standardized products, performance +Experience.

D2000-EVSeries output voltage accuracy 0.05% F.S., current accuracy 0.1% F.SThe voltage slope is as high as 100V/msTypical current slope exceeds pass 200A/msThe ripple is as low as 0.1% F.S. Built in lithium manganese oxide, lithium cobalt oxide, lithium iron phosphate, nickel hydrogen battery, ternary lithium, titaniumLithium acid and other types of batteries Output simulation; open 1/2/3 order battery models to meet customers' multi product testing needs.

D2000-EVseriesProgrammable bidirectional DC power supplyCan be applied to energy storage inverters, electric vehicle drive motors, electric vehicle powertrain systems Research in various fields such as electric vehicle transmission systems, rail transit energy feeding devices, DC charging piles, etcSend and test.

II Product Highlights

2.1 Ultra high power density

l The maximum power density of a single machine exceeds 176kW/m³, Improve the comparison of power frequency schemes 112%

l 300kW Single machine weight less than 900kgCompared to the power frequency scheme, it reduces 61.9%

2.2 Modular Design

Support independent replacement of faulty modules, without the need to return the entire machine to the factory; Dismantle the faulty module, ensure the normal operation of the equipment, and improve testing efficiency.

2.3 output characteristic

DCDC Adopting silicon carbide design, Combining interlocking BUCK Topology design, control loop to adjust frequency doubling, practicalHigh dynamic characteristics of current DC voltage transmission Out, 0-90%I@10ms decline less than 10V。

0-90%I@10ms decline less than 10V0-90%I@10ms decline less than 10V

voltage ripple 0.1%F.S.voltage ripple 0.1%F.S

2.4 Ultra high efficiency

D2000 series with high efficiency 95.5%, improved compared to the power frequency scheme 3.5%Annual reduction in carbon dioxide emissions 30150kg.

Note: with 300kW For example, the test condition is an aging platform

2.5 Flexible parallel operation

The maximum power of D2000 series single machine can reach 600kWFlexible parallel operation enables higher power expansion.

III Product Specifications

3.1Model Description

3.2Product lineage

l Standard Edition

4Technical specifications

4.1 technical indicators

4.2 Optional configuration

5 Product features

5.1 Fixed battery type simulation

Support by battery type, series connection, parallel connection, and SoC The setting of parameters, Realize lithium manganese oxide, lithium cobalt oxide, lithium iron phosphate, and nickel hydrogen Batteries, ternary lithium, lithium titanate, etc 6 types of fixed batteriesOutput simulation.

5.2 Custom Battery Model

Through the interface Ri(T, Soc）And Ui(T, Soc）Relationship list, Realize battery cellImporting the input quantity of the body model, Based on the number of individual series and parallel connections initial SoC Set relevant parameters to achieve the corresponding battery Pack Simulation of output characteristics.

5.3 1/2/3 order battery model

Customize according to battery model requirements RC Input voltage of the model UinInternal resistance and RC The resistance and capacitance values of the model, Implement various levels RC model Simulation of battery characteristics.

5.4 DC source

General Mode

The universal mode includes constant voltage, current limiting, and power limiting modes, Users can customize key parameters such as voltage, current, and power, After the parameters are issued, point Click 'Run' to start the device for constant voltage output.

l Step mode

Step mode refers to the work step editing function, In the interface, parameters such as voltage, current, power, step time, and cycle times can be customized, click Run, the equipment performs voltage conversion and output according to the work step information.

l Gradient mode

Gradient mode allows users to customize the slope to achieve voltage output, Set parameters such as starting voltage, cutoff voltage, transition time, and number of cycles Click to run, the device performs voltage conversion and output according to the work step information.

VI product appearance