5.0MW Liquid-cooling Doubly-fed (DFIG) Wind Power Converter

Air-cooled Doubly-fed Converter Performance Features： 1. Leading control technology： Adapt to the harsh environment of the grid, protect the user’s investment proceeds 2. High reliability design：Tolerance to the working environment with harsh climate, vibration and so on 3. High power density：Miniaturization design of components and modules to make the installation and maintenance easy and rapid 4. Rich and flexible external interface：Perfectly match with various types of motors and control systems 5. Easy and simple maintenance; high cost performance：Especially suitable for the situations with high altitude, high temperature, low temperature and so on 6. Perfect system monitoring and fault diagnosis：hopeInsight monitoring software can realize remote monitoring and fault diagnosis of single converter, hopeViewTM network monitoring system can realize networking and monitoring of converters in the wind field and remote scheduling of converters’ active and reactive power If you want to know some information about our company,pls check our website: www.hopewindelectric.com

SVG (Static Var Generator) Hopewind SVG is the perfect solution to the reactive power compensation and harmonic governance issues. The series covers the 10kV and 35kV two voltage levels, and the power level range of single unit is 1.0~10MVar. Products can be widely used in regional power grids, wind farms, photovoltaic power plants, metallurgy industry, electric arc furnaces, hoisters, coal mines and other fields, to stabilize the grid voltage of receiving end and improve the quality of power supply and transmission capacity. Performance Features： 1.With the ability to effectively compensate for the 2nd~13th harmonics 2.Continuous smooth adjustment, two-way reactive power compensation 3.Real time tracking, fast response(response time is less than 5ms) 4.With the three-phase active and reactive unbalanced phase-splitting compensation function 5.Both dynamic harmonic compensation function, and dynamic reactive power compensation 6.The voltage flicker suppression capability is strong, which can effectively control the fluctuation and flicker of grid 7.With strong power grid adaptability, highly adaptive to China’s various power operation conditions, so as to improve the reliability and utilization of power supply 8.High power density, small footprint, optimization of compact power modules, system layout and cooling system, thus further increasing the power density and reducing the area 9.Rich compensation functions, various control methods, support for the control modes from local, remote, scheduling system, support for compensation modes of reactive power setting, constant voltage, constant power factor and others 10.Rich monitoring and diagnostic capabilities, with event logging, fault recording, remote network access, fault processing wizard and other functions, providing complete technical support for operation status monitoring, field problem analysis and fault timely treatment If you want to know some information about our company,pls check our website: www.hopewindelectric.com

60kW Liquid Cooling System The liquid cooling system of Hopewind is developed and manufactured for High-power power electronic products. It meets various requirements of 1.0MW~6.0 MW converters. Regards the harsh need of some special fields, Hopewind has taken some particular measures, for example, the cooling equipment works in low temperature, with consendation, with LVRT, etc, which does not only guarantee the reliability of good work, but also guarantee the rights and interests of customers. At the same time, the cooling system can be controlled automaticly, and it also can be controlled remotely through hotline or Modbus, etc. If you want to know some information about our company,pls check our website: www.hopewindelectric.com

HD2000 Modular Control Drive Product Introduction: 1. Hopewind developed the HD2000 independently and holds 21 patents relating to the technology. 2. Complete product series, there are 2 kinds of cooling method products: air-cooling and liquid-cooling. The power range is from 45kW to 4800kW, and supports 3 kinds of control method: V/F, SVC and FVC. 3. Modular Design. Rectifier Unit, Motor Drive Unit, Control Unit, Brake Unit and other units can be configured and joined to meet unique customer requirements. 4. Integrated Multi-axis Motion Control. Fit for integrated, multifunctional and multi-axis control for complex industrial control process. 5. Programmable Process Profiles. Besides standard software, control unit provides 3 programmable software blocks to realize the specific process required by the customers. 6. Can be seamlessly connected with the principal machine, besides supports mainstream communication protocols – Profibus, CANopen, ModBus, and support TCP/IP, CC-Link, DeviceNet as well. 7. Excellent performance of hovering at zero speed, controlling the motor hovering at zero speed with no shake and slip. 8. Tiny torque response time. Under torque control mode, 2ms current response time when added the rated torque in sudden. 9. Master/Slave Load Balancing Control.  Master/slave motion control, completely static load balance and dynamic load balance in milliseconds can be implemented with flexible parameter interconnection. 10. Four-quadrant Operation. High capacity of regenerative feedback through PWM controlled rectification and common DC bus. 11. Strong Adaptability. Designed for operation on low power quality grid. Tolerant of frequent interruptions, spikes and surges. 12. Centralized Control & Distributed Operation, Higher Reliability through Redundancy. 13. Redundancy Design. Modules may be paralleled to achieve desired level of capacity and redundancy. 14. High Compatibility. Compatible with asynchronous motors and synchronous motors via automatic motor identification. 15. Easy Maintenance. Modular design and front access results in low mean time to repair (MTTR). 16. Could corollary with hopeCloud dada management system, to achieve zero-distance monitoring, provide advanced data analysis and diagnostic services for customers, reducing unplanned downtime. 17. IGBT protection via smart junction temperature prediction algorithm. Thermal model design, precise IGBT junction temperature prediction at stable or transient overload operation to maximize load capacity and ensure reliability. 18. Soft turn-off technology for IGBT shoot through. If shoot through occurs on the system, the soft turn-off technology will make sure the power devices shutoff without deviation from the safe V-operation region to prevent damage. 19. Complete product design and test platform, IGBT stability design platform, vibration test, hovering test, high/low temperature test and various motor test platform. If you want to know some information about our company,pls check our website: www.hopewindelectric.com

Standard Cabinet Type Medium Voltage Wind Power Converter Performance Features： 1.Less cable, engineering installation facilities 2.High power density, up to 7.0MW 3.Adopt diode-clamp three-level technology 4.Small size, good compatibility and high reliability 5.High equivalent switching frequency, small harmonics, and great dynamic response 6.The switching devices with the same voltage withstand level can be used for medium and high voltage large capacity converters 7.Suitable for high-power wind turbine units, especially the sea-based high-power units 8.Hopewind can also provide medium pressure container-type wind power converter according to customer demands with higher level of protection 9.Perfect system monitoring and fault diagnosis: hopeInsight monitoring software can realize remote monitoring and fault diagnosis of single converter, hopeViewTM network monitoring system can realize networking and monitoring of converters in the wind field and remote scheduling of converters’ active and reactive power If you want to know some information about our company,pls check our website: www.hopewindelectric.com

Wind Power Converter Intelligent Maintenance Platform