Patents Assigned to ZHEJIANG HUADIAN EQUIPMENT TESTING INSTITUTE
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Patent number: 11402457Abstract: A system and a method for an integrated test on a primary-secondary pole-mounted breaker. The method includes: establishing an electrical connection between the system and the primary-secondary pole-mounted breaker; establishing a communication connection between the system and the primary-secondary pole-mounted breaker; applying, by the system, a voltage signal and a current signal to the primary-secondary pole-mounted breaker through the electrical connection, to generate a voltage and a current on the primary-secondary pole-mounted breaker; collecting, by the system, signals of the voltage and the current fed back from the primary-secondary pole-mounted breaker through the communication connection; performing, by the system, an integrated accuracy test and an integrated protection test; outputting a test result of the accuracy test and a test result of the integrated protection test to the industrial control machine, to generate the test report.Type: GrantFiled: June 9, 2020Date of Patent: August 2, 2022Assignees: ZHEJIANG HUADIAN EQUIPMENT TESTING INSTITUTE CO., LTD., STATE GRID ZHEJIANG HAIYAN COUNTY POWER SUPPLY CO., LTD., STATE GRID ZHEJIANG ELECTRIC POWER CO., LTD.Inventors: Zhi Li, Jingbo Hu, Zhiyao Zheng, Yibo Gao, Shaofeng Yu, Yifang Su, Gang Wu, Jianqin Lin, Hanpeng Yang, Weiliang Bian, Aimin Xu
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Publication number: 20200386842Abstract: A system and a method for an integrated test on a primary-secondary pole-mounted breaker. The method includes: establishing an electrical connection between the system and the primary-secondary pole-mounted breaker; establishing a communication connection between the system and the primary-secondary pole-mounted breaker; applying, by the system, a voltage signal and a current signal to the primary-secondary pole-mounted breaker through the electrical connection, to generate a voltage and a current on the primary-secondary pole-mounted breaker; collecting, by the system, signals of the voltage and the current fed back from the primary-secondary pole-mounted breaker through the communication connection; performing, by the system, an integrated accuracy test and an integrated protection test; outputting a test result of the accuracy test and a test result of the integrated protection test to the industrial control machine, to generate the test report.Type: ApplicationFiled: June 9, 2020Publication date: December 10, 2020Applicants: ZHEJIANG HUADIAN EQUIPMENT TESTING INSTITUTE CO. , LTD., STATE GRID ZHEJIANG HAIYAN COUNTY POWER SUPPLY CO., LTD., STATE GRID ZHEJIANG ELECTRIC POWER CO. , LTD.Inventors: Zhi LI, Jingbo HU, Zhiyao ZHENG, Yibo GAO, Shaofeng YU, Yifang SU, Gang WU, Jianqin LIN, Hanpeng YANG, Weiliang BIAN, Aimin XU
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Patent number: 9556009Abstract: A labor-saving device for detection of no-load hand hoist motion, including a base, a stand pole, and a controller, a first cantilever beam, a second cantilever beam, a third cantilever beam, and a fourth cantilever beam being sequentially disposed in single vertical plane from top to bottom of the stand pole. Specifically, the electric hoist being disposed below the first cantilever beam; a pair of first guide unit being respectively disposed at two opposite laterals of the second cantilever beam; a driving unit including a motor, a stand plate, and an actuator being coaxially disposed in series from internal to external, being disposed above the third cantilever beam; and a pair of second guide unit are respectively disposed at two opposite laterals of the fourth cantilever beam.Type: GrantFiled: May 3, 2012Date of Patent: January 31, 2017Assignee: ZHEJIANG HUADIAN EQUIPMENT TESTING INSTITUTEInventors: Rui Li, Liang Wang, Minbo Yu, Zhihua Zhu, Zhouxuan Li, Hongyun Yu, Qun Yuan
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Patent number: 9309912Abstract: A wirelessly-controlled automatic releaser including a housing, rechargeable batteries, wireless controls, an electromagnetic mechanism, and a release mechanism. The housing is provided with a cylindrical configuration having a upper cavity and a coaxial lower cavity. The wireless controller includes a remote control, a control switch, antennas, and a wireless control module. The electromagnetic mechanism includes an electromagnet and an iron core. The release mechanism includes a release pin, a movable sleeve and a release sleeve sequentially suited to one another from inside to outside.Type: GrantFiled: May 3, 2012Date of Patent: April 12, 2016Assignee: ZHEJIANG HUADIAN EQUIPMENT TESTING INSTITUTEInventors: Minbo Yu, Zhihua Zhu, Zhouxuan Li, Rui Li, Hongyun Yu, Qun Yuan
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Patent number: 9255868Abstract: It is provided a dedicated winding tester for composite wire rod-type specimens for effectively measuring the minimum winding radius of the wire rod-type specimens being made with carbon fiber or glass fiber reinforced composites in various diameters or textures via automatically gripping specimens, tightly winding, and sequentially proceeding sustained load in time, thereby supplying test data and design consideration in actual use and transport of the wire rod-type specimens being made of carbon fiber or glass fiber reinforced composites that comprises a shield, a specimen receiver and a winding device being arranged within said shield, as well as a programmable controller being arranged outside the shield.Type: GrantFiled: May 3, 2012Date of Patent: February 9, 2016Assignee: Zhejiang Huadian Equipment Testing InstituteInventors: Rui Li, Miao Qian, Minbo Yu, Guoyong Li, Zhihua Zhu, Hongyun Yu, Qun Yuan
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Publication number: 20130294828Abstract: The disclosed is that an automatic releaser with wireless controls, comprising a housing, rechargeable batteries, wireless controls, an electromagnetic mechanism, and a release mechanism, which being characterized in that the housing is provided with a cylindrical configuration having a upper cavity and a coaxially lower cavity therewith; the wireless controls includes a remote control, a control switch, antennas, and a wireless control module. The electromagnetic mechanism includes an electromagnet and an iron core. The release mechanism includes a release pin, a movable sleeve and a release sleeve sequentially suited to one another from inside to outside.Type: ApplicationFiled: May 3, 2012Publication date: November 7, 2013Applicant: ZHEJIANG HUADIAN EQUIPMENT TESTING INSTITUTEInventors: Minbo Yu, Zhihua Zhu, Zhouxuan Li, Rui Li, Hongyun Yu, Qun Yuan
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Publication number: 20130291648Abstract: It is provided a dedicated winding tester for composite wire rod-type specimens for effectively measuring the minimum winding radius of the wire rod-type specimens being made with carbon fiber or glass fiber reinforced composites in various diameters or textures via automatically gripping specimens, tightly winding, and sequentially proceeding sustained load in time, thereby supplying test data and design consideration in actual use and transport of the wire rod-type specimens being made of carbon fiber or glass fiber reinforced composites that comprises a shield, a specimen receiver and a winding device being arranged within said shield, as well as a programmable controller being arranged outside the shield.Type: ApplicationFiled: May 3, 2012Publication date: November 7, 2013Applicant: ZHEJIANG HUADIAN EQUIPMENT TESTING INSTITUTEInventors: Rui Li, Miao Qian, Minbo Yu, Guoyong Li, Zhihua Zhu, Hongyun Yu, Qun Yuan
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Publication number: 20130284993Abstract: It is disclosed that a labor-saving device for detection of no-load hand hoist motion, comprising a base, a stand pole, and a controller, a first cantilever beam, a second cantilever beam, a third cantilever beam, and a fourth cantilever beam being sequentially disposed in single vertical plane from top to bottom of the stand pole, which is characterized in that a electric hoist being disposed below the first cantilever beam; a pair of first guide unit being respectively disposed at two opposite laterals of the second cantilever beam; a driving unit including a motor, a stand plate, and an actuator being coaxially disposed in series from internal to external, being disposed above the third cantilever beam; and a pair of second guide unit are respectively disposed at two opposite laterals of the fourth cantilever beam.Type: ApplicationFiled: May 3, 2012Publication date: October 31, 2013Applicant: ZHEJIANG HUADIAN EQUIPMENT TESTING INSTITUTEInventors: Rui Li, Liang Wang, Minbo Yu, Zhihua Zhu, Zhouxuan Li, Hongyun Yu, Qun Yuan