Patents by Inventor Yang BING

Yang BING has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20240097575
    Abstract: A rectifier converter of the UPS includes a rectifier discharge reuse module, a first mains switching module, a second mains switching module and a battery switching module. The rectifier discharge reuse module includes a filtering unit and a rectifier discharge unit that are connected to each other; the battery switching module is connected between a battery power supply and the filtering unit, and operates in a case that the battery power supply supplies power to the rectifier converter; and the first mains switching module is connected between a mains power supply and the filtering unit, the second mains switching module is connected between the filtering unit and the rectifier discharge unit, and the first mains switching module and the second mains switching module operate in a case that the mains power supply supplies power to the rectifier converter.
    Type: Application
    Filed: March 6, 2023
    Publication date: March 21, 2024
    Applicant: VERTIV TECH CO., LTD.
    Inventors: Peng CHEN, Yang BING
  • Patent number: 10855202
    Abstract: Embodiments of the present invention disclose an inverter circuit, an inverter, and a control method and apparatus of an inverter circuit, which are used to solve the problem of direct connection of bridge arms of an inverter circuit. The inverter circuit comprises an inverter module and a filter module that are sequentially connected, wherein the inverter module comprises: a first bridge arm, comprising a first switch tube, a first inductor, a second inductor and a second switch tube that are sequentially connected in series; a second bridge arm, comprising a third switch tube and a first diode that are connected in series; a third bridge arm, comprising a fourth switch tube and a second diode that are connected in series; a first freewheeling branch; and a second freewheeling branch.
    Type: Grant
    Filed: August 5, 2019
    Date of Patent: December 1, 2020
    Assignee: Vertiv Corporation
    Inventors: Peng Chen, Yang Bing
  • Publication number: 20200313568
    Abstract: Embodiments of the present invention disclose an inverter circuit, an inverter, and a control method and apparatus of an inverter circuit, which are used to solve the problem of direct connection of bridge arms of an inverter circuit. The inverter circuit comprises an inverter module and a filter module that are sequentially connected, wherein the inverter module comprises: a first bridge arm, comprising a first switch tube, a first inductor, a second inductor and a second switch tube that are sequentially connected in series; a second bridge arm, comprising a third switch tube and a first diode that are connected in series; a third bridge arm, comprising a fourth switch tube and a second diode that are connected in series; a first freewheeling branch; and a second freewheeling branch.
    Type: Application
    Filed: August 5, 2019
    Publication date: October 1, 2020
    Applicant: Vertiv Corporation
    Inventors: Peng CHEN, Yang BING
  • Patent number: 10601303
    Abstract: The present invention discloses a control method and device for a circuit with a bridge arm of a switch. The soft switching converter includes at least two bridge arms of the switch, and an auxiliary switch assisting in switching of a main switch of the bridge arm of the switch. The control method includes the steps of: S1. after controlling the auxiliary switch to be turned on for a first period of time, controlling main switches set at the same position of individual bridge arms of the switch to be simultaneously turned on; S2. after a second period of time following a time when the main switches set at the same position of individual bridge arms of the switch are simultaneously turned on, turning off the auxiliary switch. The present invention can reduce system loss and noise, so as to improve efficiency.
    Type: Grant
    Filed: August 1, 2017
    Date of Patent: March 24, 2020
    Assignee: Vertiv Tech Co., Ltd.
    Inventors: Fubin Xu, Hai Huang, Yang Bing
  • Patent number: 10523031
    Abstract: A method and device for controlling a two-wire discharge circuit of a battery, introducing a whole-bus voltage outer loop and an inductive current average value or inductive current actual value closed loop as a main control loop of the two-wire discharge circuit of the battery so as to guarantee a stable voltage of the whole bus. On the basis of the main control loop, duty ratios of switch transistors in respective discharge branches are adjusted to control the respective discharge branches to independently charge and discharge corresponding half-buses so as to balance the bus voltage. The method and the device avoid accessing a central wire of the battery and any additional circuits, and satisfy a technical specification of a three-wire access of the battery, thereby improving a circuit performance of the two-wire discharge circuit of the battery.
    Type: Grant
    Filed: March 31, 2016
    Date of Patent: December 31, 2019
    Assignee: Vertiv Corporation
    Inventors: Charles Frederick Blair, Yang Bing, Junfeng Fu, Yunqing Song, Guoshun Yang
  • Patent number: 10454300
    Abstract: An Uninterrupted Power Supply (UPS) power supply system is provided, which includes: a filter module connected to a mains supply and configured to filter an input from the mains supply; a BOOST module, where a first terminal of the BOOST module is connected to the filter module via a first switch group and connected to a battery via a second switch group, and a second terminal of the BOOST module is connected to a positive bus and a negative bus; and a bi-directional Direct Current/Direct Current (DC/DC) module, where a first terminal of the bi-directional DC/DC module is connected to the battery, and a second terminal of the bi-directional DC/DC module is connected to the positive bus and the negative bus.
    Type: Grant
    Filed: May 23, 2017
    Date of Patent: October 22, 2019
    Assignee: Vertiv Tech Co., Ltd.
    Inventors: Junrui Xu, Yunhe Mao, Fubin Xu, Yang Bing
  • Patent number: 10084391
    Abstract: An inverter, a method and a device for controlling the inverter are provided, to improve efficiency of the inverter. The inverter includes a three-level active clamped topology including a first and second bus capacitors and an inverter circuit, the inverter circuit includes a first switch transistor to a sixth switch transistor. The inverter further includes a seventh switch transistor and an eighth switch transistor; the seventh switch transistor and the eighth switch transistor are connected in series between the positive direct current bus and the negative direct current bus in a same direction, and a serial point of the seventh switch transistor and the eighth switch transistor is connected to a serial point of the second switch transistor and the third switch transistor; and the seventh switch transistor and the eighth switch transistor are anti-parallel connected to corresponding diodes respectively.
    Type: Grant
    Filed: July 28, 2017
    Date of Patent: September 25, 2018
    Assignee: Vertiv Tech Co., Ltd.
    Inventors: Fubin Xu, Yonghui Zhang, Yang Bing
  • Publication number: 20180097453
    Abstract: An inverter, a method and a device for controlling the inverter are provided, to improve efficiency of the inverter. The inverter includes a three-level active clamped topology including a first and second bus capacitors and an inverter circuit, the inverter circuit includes a first switch transistor to a sixth switch transistor. The inverter further includes a seventh switch transistor and an eighth switch transistor; the seventh switch transistor and the eighth switch transistor are connected in series between the positive direct current bus and the negative direct current bus in a same direction, and a serial point of the seventh switch transistor and the eighth switch transistor is connected to a serial point of the second switch transistor and the third switch transistor; and the seventh switch transistor and the eighth switch transistor are anti-parallel connected to corresponding diodes respectively.
    Type: Application
    Filed: July 28, 2017
    Publication date: April 5, 2018
    Applicant: Emerson Network Power Co., Ltd.
    Inventors: Fubin XU, Yonghui ZHANG, Yang BING
  • Publication number: 20180090965
    Abstract: A method and device for controlling a two-wire discharge circuit of a battery, introducing a whole-bus voltage outer loop and an inductive current average value or inductive current actual value closed loop as a main control loop of the two-wire discharge circuit of the battery so as to guarantee a stable voltage of the whole bus. On the basis of the main control loop, duty ratios of switch transistors in respective discharge branches are adjusted to control the respective discharge branches to independently charge and discharge corresponding half-buses so as to balance the bus voltage. The method and the device avoid accessing a central wire of the battery and any additional circuits, and satisfy a technical specification of a three-wire access of the battery, thereby improving a circuit performance of the two-wire discharge circuit of the battery.
    Type: Application
    Filed: March 31, 2016
    Publication date: March 29, 2018
    Applicant: LIEBERT CORPORATION
    Inventors: Charles Frederick BLAIR, Yang BING, Junfeng FU, Yunqing SONG, Guoshun YANG
  • Publication number: 20180041109
    Abstract: The present invention discloses a control method and device for a circuit with a bridge arm of a switch. The soft switching converter comprises at least two bridge arms of the switch, and an auxiliary switch assisting in switching of a main switch of the bridge arm of the switch. The control method comprises the steps of: S1. after controlling the auxiliary switch to be turned on for a first period of time, controlling main switches set at the same position of individual bridge arms of the switch to be simultaneously turned on; S2. after a second period of time following a time when the main switches set at the same position of individual bridge arms of the switch are simultaneously turned on, turning off the auxiliary switch. The present invention can reduce system loss and noise, so as to improve efficiency.
    Type: Application
    Filed: August 1, 2017
    Publication date: February 8, 2018
    Applicant: Emerson Network Power Co., Ltd.
    Inventors: Fubin XU, Hai HUANG, Yang BING
  • Publication number: 20180019676
    Abstract: The present invention discloses a soft switching auxiliary circuit, comprising: an auxiliary coupling inductor configured to receive currents from a respective branch of a main circuit connected to the soft switching auxiliary circuit and perform a current sharing outputting; a clamping diode configured to receive an inductive voltage from the auxiliary coupling inductor and feed the inductive voltage back to a main switch transistor of the main circuit; an auxiliary switch transistor configured to receive a current from the main switch transistor of the main circuit and output the current to the clamping diode. The present invention further discloses a three-level three-phase zero-voltage conversion circuit. By means of the present invention, it is possible to reduce hard switching loss, to improve system switching frequency, to improve efficiency and to reduce electromagnetic interference.
    Type: Application
    Filed: July 14, 2017
    Publication date: January 18, 2018
    Applicant: Emerson Network Power Co., Ltd.
    Inventors: Fubin XU, Hai HUANG, Yang BING
  • Publication number: 20170373531
    Abstract: An Uninterrupted Power Supply (UPS) power supply system is provided, which includes: a filter module connected to a mains supply and configured to filter an input from the mains supply; a BOOST module, where a first terminal of the BOOST module is connected to the filter module via a first switch group and connected to a battery via a second switch group, and a second terminal of the BOOST module is connected to a positive bus and a negative bus; and a bi-directional Direct Current/Direct Current (DC/DC) module, where a first terminal of the bi-directional DC/DC module is connected to the battery, and a second terminal of the bi-directional DC/DC module is connected to the positive bus and the negative bus.
    Type: Application
    Filed: May 23, 2017
    Publication date: December 28, 2017
    Applicant: Emerson Network Power Co., Ltd.
    Inventors: Junrui XU, Yunhe MAO, Fubin XU, Yang BING