#Zhejiang University

DYNAMIC DAMPING AND SELF-BALANCING AUTOMOTIVE SEAT AND CONTROL METHOD

Disclosed is a dynamic damping and self-balancing automotive seat and a control method, pertaining to the field of intelligent seat system design and control technology. The seat comprises a compliant…

DRIVE·4d ago·2 min read

B60N2/04 Zhejiang University

FAULT DIAGNOSIS METHOD FOR HVDC TRANSMISSION SYSTEMS BASED ON SEQUENCE LINK PREDICTION OF SER EVENTS

A fault diagnosis method for HVDC transmission systems based on sequence link prediction of SER events is provided. Specifically, an event knowledge graph is introduced, direct-current project histori…

DRIVE·Jun 11·2 min read

H02J3/0012 Zhejiang University

SUBMODULE HYBRID MMC WITH LOW FULL-BRIDGE RATIO AND DC FAULT PROCESSING METHOD THEREOF

The present disclosure discloses a sub-module hybrid MMC with low full-bridge ratio and a DC fault processing method thereof. The hybrid MMC prevents the energy at the AC side from entering a DC syste…

DRIVE·Jul 18·2 min read

H02M1/32 Zhejiang University

SUBMODULE HYBRID MMC WITH LOW FULL-BRIDGE RATIO AND DC FAULT PROCESSING METHOD THEREOF

DRIVE·Jan 25·2 min read

H02M1/32 Zhejiang University

DISTRIBUTED VOLTAGE CLAMPING METHOD FOR 100% RENEWABLE-ENERGY SENDING-END GRID

A distributed voltage clamping method for a 100% renewable-energy sending-end grid, including: selecting key nodes from the 100% renewable-energy sending-end grid, including their voltage levels and p…

DRIVE·Sep 28·1 min read

H02J3/18 Zhejiang University

BACKUP VOLTAGE AND FREQUENCY SUPPORT METHOD FOR 100%-RENEWABLE ENERGY SENDING-END GRID

A backup voltage and frequency support method for a 100%-renewable energy sending-end grid, including: (S) selecting a plurality of support nodes in the 100%-renewable energy sending-end grid; (S) mou…

DRIVE·Sep 28·1 min read

H02J3/381 Zhejiang University

ENERGY STORAGE MMC TOPOLOGY AVOIDING MICROCIRCULATION OF BATTERY AND METHOD FOR CONTROLLING THE SAME

An energy storage MMC topology is proposed to avoid the microcirculation of battery. The topology consists of six bridge arms in three stages and can be connected to DC system and AC system. Each brid…

DRIVE·Aug 3·1 min read

H02M7/4835 Zhejiang University

OFFSHORE WIND FARM LOW-FREQUENCY ALTERNATING-CURRENT UNCONTROLLED RECTIFICATION ELECTRIC POWER TRANSMISSION SYSTEM

The present disclosure discloses an offshore wind farm low-frequency alternating-current uncontrolled rectification electric power transmission system, comprising an onshore converter station and an o…

DRIVE·Dec 8·1 min read

H02J3/36 Zhejiang University

A FUEL CELL VEHICLE THERMAL MANAGEMENT SYSTEM WITH COLD START FUNCTION AND CONTROL METHOD THEREOF

A fuel cell vehicle thermal management system with cold start function, which includes a fuel cell stack, an electronic water pump, an electronic thermostat, a cold start heater, a first solenoid valv…

DRIVE·May 12·2 min read

H01M8/04029 Zhejiang University

MACHINE CAPABLE OF MOVING ON INCLINED PLANE AND USE METHOD THEREFOR

The present disclosure relates to a machine capable of moving on an inclined plane, including a first split body, a second split body and functional components, where the functional components include…

DRIVE·Mar 24·1 min read

H02S40/10 Zhejiang University

DEVICE, METHOD AND SYSTEM FOR DETERMINING FLIGHT HEIGHT OF UNMANNED AERIAL VEHICLE

A method and system for determining flight height of an unmanned aerial vehicle (UAV) includes a determining device that includes a camera at bottom of the is UAV carried on a three-axis self-stabiliz…

DRIVE·Feb 10·2 min read

G06T7/60 Zhejiang University

ENERGY MANAGEMENT CONTROL SYSTEM SUITABLE FOR SOLAR-POWERED UNMANNED AERIAL VEHICLE AND CONTROL METHOD THEREOF

The present disclosure discloses an energy management system suitable for a solar-powered unmanned aerial vehicle and a control method thereof, which are used for an aerospace vehicle energy system. T…

DRIVE·Feb 3·1 min read

B60L8/003 Zhejiang University

Efficient Control System and Method For Brushless Motor With Wide Working Range

The present disclosure provides an efficient control system and method for a brushless motor with a wide working range, which are applied to an aerospace vehicle energy system. The system of the prese…

DRIVE·Feb 3·2 min read

B60L50/52 Zhejiang University

METHOD FOR DC ISLANDING DETECTION BASED ON POSITIVE FEEDBACK OF BUS VOLTAGE AT SPECIFIC FREQUENCY

A method for a direct current (DC) islanding detection based on positive feedback of a bus voltage at a specific frequency, essentially including three steps: extraction of a specific frequency compon…

DRIVE·Jan 13·2 min read

G01R31/086 Zhejiang University

HIGH-EFFICIENCY HEAT EXCHANGER FOR TEMPERATURE CONTROL SYSTEM OF FUEL CELL AND PROCESSING DEVICE THEREOF

The disclosure provides a high-efficiency heat exchanger for a temperature control system of a fuel cell and a processing device thereof. The processing device includes a frame body and a power box. A…

DRIVE·Jul 15·2 min read

H01M8/04044 Zhejiang University

DEVICE FOR ASSEMBLING AND PROCESSING PLATE HEAT EXCHANGER OF POWER BATTERY

The disclosure provides a device for assembling and processing a plate heat exchanger of a power battery, including a cleaning box, and a base platform. The base platform is welded to a bottom of the …

DRIVE·Jul 15·2 min read

F28F3/10 Zhejiang University

AERODYNAMIC AQUATIC WEED REMOVAL AND DECONTAMINATION DEVICE AND DECONTAMINATION METHOD

Aerodynamic aquatic weed removal and decontamination devices and decontamination methods are disclosed. In an embodiment, the aerodynamic aquatic weed removal and decontamination device includes a boa…

DRIVE·Apr 1·1 min read

B63H25/42 Zhejiang University