Patents by Inventor Chih-Hung Chang
Chih-Hung Chang 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).
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Publication number: 20220039288Abstract: An immersion cooling tank includes a tank body and a liquid flow tube. The tank body holds a coolant and an electronic device. The tank body defines an inlet and an outlet. The inlet and the outlet are respectively located at opposite ends of the electronic device for inputting and outputting the coolant. The coolant flows through the electronic device. The liquid flow tube includes at least one adjuster. The liquid flow tube is located inside the tank body and coupled to at least one of the inlet or the outlet. The at least one adjuster faces the electronic device for controlling an amount of the coolant flowing in or out of the tank body.Type: ApplicationFiled: October 12, 2021Publication date: February 3, 2022Inventors: TZE-CHERN MAO, YEN-CHUN FU, CHIH-HUNG CHANG, YAO-TING CHANG, LI-WEN CHANG, CHAO-KE WEI
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Publication number: 20210410338Abstract: A cooling system includes a control device, an ice water unit, a cooling tower, and an ice water storage tank. The ice water unit, the ice water storage tank, and the data center are coupled through a pipeline. According to a first condition, the ice water unit provides cooling water to the data center. According to a second condition, the ice water unit provides cooling water to the data center and the ice water storage tank. According to a third condition, the ice water storage tank provides cooling water to the data center and the ice water unit refills cooling water to the ice water storage tank, and heated water of the data center flows to the ice water unit.Type: ApplicationFiled: January 14, 2021Publication date: December 30, 2021Inventors: YEN-CHUN FU, TZE-CHERN MAO, CHAO-KE WEI, CHIH-HUNG CHANG
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Publication number: 20210389029Abstract: A cooling and heating energy saving system includes a cooling and heating device, a data center, a boiler, a heat exchanger, and a circulating pump. The boiler receives waste heat of the data center and heat generated by the cooling and heating device, and then generates high-temperature heat and transfers the high-temperature heat to an indoor heating device. The heat exchanger receives heat from the cooling and heating device and the data center. The circulating pump receives the heat generated by the data center and transmits the heat to an outdoor cold source, and further transmits the outdoor cold source to an indoor device through the heat exchanger.Type: ApplicationFiled: September 16, 2020Publication date: December 16, 2021Applicant: HONGFUJIN PRECISION ELECTRONICS(TIANJIN)CO.,LTD.Inventors: CHIH-HUNG CHANG, CHAO-KE WEI, TZE-CHERN MAO, YEN-CHUN FU
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Publication number: 20210360829Abstract: A containerized data system, including a container body, a first cabinet array, a second cabinet array and a plurality of first air-conditioning devices. The first cabinet array and the second cabinet array are positioned in the container body and spaced apart from each other. Air intake areas of the first cabinet array and the second cabinet array communicates with a cold aisle connection space of the container body. Heat dissipation areas of the first cabinet array and the second cabinet array communicates with a hot aisle connection space of the container body. Air inlets of the first air-conditioning devices are communicated with the hot aisle connection space to collect the hot air flow in the container body, and air outlets of the plurality of first air-conditioning devices are communicated with the cold aisle connection space to convey the cold air flow to the container body.Type: ApplicationFiled: August 11, 2020Publication date: November 18, 2021Inventors: CHAO-KE WEI, TZE-CHERN MAO, YAO-TING CHANG, YEN-CHUN FU, CHING-TANG LIU, CHIH-HUNG CHANG, LI-WEN CHANG
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Patent number: 11169582Abstract: An immersion cooling tank includes a tank body and a liquid flow tube. The tank body holds a coolant and an electronic device. The tank body defines an inlet and an outlet. The inlet and the outlet are respectively located at opposite ends of the electronic device for inputting and outputting the coolant. The coolant flows through the electronic device. The liquid flow tube includes at least one adjuster. The liquid flow tube is located inside the tank body and coupled to at least one of the inlet or the outlet. The at least one adjuster faces the electronic device for controlling an amount of the coolant flowing in or out of the tank body.Type: GrantFiled: August 10, 2020Date of Patent: November 9, 2021Assignee: HONGFUJIN PRECISION ELECTRONICS(TIANJIN)CO., LTD.Inventors: Tze-Chern Mao, Yen-Chun Fu, Chih-Hung Chang, Yao-Ting Chang, Li-Wen Chang, Chao-Ke Wei
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Publication number: 20210329817Abstract: A heat exchange system includes a heat-absorbing substance such as Liquid Natural Gas (LNG), a heat dissipation apparatus, a water storage tank, a heat exchanger, and a heat exchanger. The heat exchanger is coupled between the LNG and the water storage tank. The heat exchanger is coupled between the heat dissipation apparatus and the water storage tank.Type: ApplicationFiled: June 29, 2021Publication date: October 21, 2021Inventors: TZE-CHERN MAO, YEN-CHUN FU, CHIH-HUNG CHANG, CHAO-KE WEI, LI-WEN CHANG, CHING-TANG LIU, HUNG-CHOU CHAN
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Patent number: 11122712Abstract: A cooling device for data center includes: a housing chamber configured for housing the data center; an air inlet plenum positioned at one side of the housing chamber and configured for inflowing of external natural wind; an air outlet plenum positioned at another side of the housing chamber; an air return plenum defining two opposite ends communicated with the air inlet plenum and the air outlet plenum, and comprising a return air damper; a controller connected to the return air damper and adapted for controlling the opening and closing of the return air damper; and a refrigeration module located in the air inlet plenum and connected to the controller. A cooling system for data center is also provided.Type: GrantFiled: March 8, 2019Date of Patent: September 14, 2021Assignee: Shenzhen Fugui Precision Ind. Co., Ltd.Inventors: Tze-Chern Mao, Yen-Chun Fu, Chih-Hung Chang, Hui-Hsuan Wang, Yao-Ting Chang, Chao-Ke Wei
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Patent number: 11083109Abstract: A heat exchange system includes a heat-absorbing substance such as Liquid Natural Gas (LNG), a heat dissipation apparatus, a water storage tank, a heating portion, and a cooling portion. The heating portion is coupled between the LNG and the water storage tank. The cooling portion is coupled between the heat dissipation apparatus and the water storage tank. The cooling portion transfers heat of the heat dissipation apparatus to water of the water storage tank to heat the heating portion, and the heating portion transfers heat of the water of the water storage tank to the LNG.Type: GrantFiled: August 15, 2017Date of Patent: August 3, 2021Assignee: HONGFUJIN PRECISION ELECTRONICS (TIANJIN) CO., LTD.Inventors: Tze-Chern Mao, Yen-Chun Fu, Chih-Hung Chang, Chao-Ke Wei, Li-Wen Chang, Ching-Tang Liu, Hung-Chou Chan
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Publication number: 20210180165Abstract: Disclosed herein are embodiments of an additive-containing alloy that exhibit improved strength, particularly at high temperatures, creep resistance, thermal fatigue resistance, and oxidation resistance. Also disclosed herein are embodiments of a method for making such additive-containing alloys, including methods whereby the additive component of such alloys can be selectively deposited according to a pre-designed pattern. Such method embodiments facilitate producing programmable alloy embodiments wherein the additive component can be provided in desired regions of the alloy and/or at desired concentrations within the alloy.Type: ApplicationFiled: February 22, 2021Publication date: June 17, 2021Applicant: Oregon State UniversityInventors: Somayeh Pasebani, S. Milad Ghayoor Baghbani, Brian K. Paul, Chih-hung Chang, Kijoon Lee, Yujuan He
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Patent number: 11017937Abstract: A variable coupled inductor comprises a first core having a first protrusion, a second protrusion, a third protrusion, a first conducting-wire groove and a second conducting-wire groove on the top surface of the first core, wherein the second protrusion is disposed between the first protrusion and the third protrusion, wherein a first conducting wire is disposed in the first conducting-wire groove, and a second conducting wire is disposed in the second conducting-wire groove, wherein a second core, disposed over the first core, wherein a magnetic structure is integrally formed with the second core and protruded on the bottom surface of the second core, wherein the bottom surface of the magnetic structure is located over the top surface of the second protrusion.Type: GrantFiled: May 7, 2018Date of Patent: May 25, 2021Assignee: CYNTEC CO., LTD.Inventors: Lan-Chin Hsieh, Cheng-Chang Lee, Chih-Hung Chang, Chih-Siang Chuang, Tsung-Chan Wu, Roger Hsieh
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Patent number: 10870532Abstract: A movable equipment loading and unloading structure for movably mounting equipment within a container includes a loading and unloading assembly and a guide assembly. The loading and unloading assembly includes a loading and unloading rail mounted to a ceiling of the container and a loading and unloading wheel assembly movably coupled to the loading and unloading rail. The loading and unloading wheel assembly is mounted to a side of the equipment. The guide assembly includes a guide rail mounted to a floor of the container and at least one guide wheel rollably coupled to the guide rail. The guide wheel is mounted to another side of the equipment opposite to the side mounted to the loading and unloading wheel assembly.Type: GrantFiled: November 2, 2018Date of Patent: December 22, 2020Assignee: HONGFUJIN PRECISION ELECTRONICS (TIANJIN) CO., LTD.Inventors: Chih-Hung Chang, Yen-Chun Fu, Tze-Chern Mao, Chao-Ke Wei
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Publication number: 20200371569Abstract: An immersion cooling tank includes a tank body and a liquid flow tube. The tank body holds a coolant and an electronic device. The tank body defines an inlet and an outlet. The inlet and the outlet are respectively located at opposite ends of the electronic device for inputting and outputting the coolant. The coolant flows through the electronic device. The liquid flow tube includes at least one adjuster. The liquid flow tube is located inside the tank body and coupled to at least one of the inlet or the outlet. The at least one adjuster faces the electronic device for controlling an amount of the coolant flowing in or out of the tank body.Type: ApplicationFiled: August 10, 2020Publication date: November 26, 2020Inventors: TZE-CHERN MAO, YEN-CHUN FU, CHIH-HUNG CHANG, YAO-TING CHANG, LI-WEN CHANG, CHAO-KE WEI
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Patent number: 10847440Abstract: A system for cooling an electronic device includes a pressure tank in a sealed cavity, the cavity being filled with an insulating liquid. The electronic device is also housed in the cavity and is immersed in the insulating liquid. The pressure tank is immersed in water. The liquid when heated becomes less dense and flows to exchange and lose heat to the cold water via the pressure tank. After cooling by the pressure tank, the now-denser liquid flows back to the other side of the electronic device because of density differences.Type: GrantFiled: August 16, 2019Date of Patent: November 24, 2020Assignee: HONGFUJIN PRECISION ELECTRONICS(TIANJIN)CO.,LTD.Inventors: Chih-Hung Chang, Chao-Ke Wei, Tze-Chern Mao, Yen-Chun Fu
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Publication number: 20200343159Abstract: A system for cooling an electronic device includes a pressure tank in a sealed cavity, the cavity being filled with an insulating liquid. The electronic device is also housed in the cavity and is immersed in the insulating liquid. The pressure tank is immersed in water. The liquid when heated becomes less dense and flows to exchange and lose heat to the cold water via the pressure tank. After cooling by the pressure tank, the now-denser liquid flows back to the other side of the electronic device because of density differences.Type: ApplicationFiled: August 16, 2019Publication date: October 29, 2020Inventors: CHIH-HUNG CHANG, CHAO-KE WEI, TZE-CHERN MAO, YEN-CHUN FU
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Publication number: 20200333858Abstract: A self-compensating heat dissipating system able to adjust its own coolant level to take account of additions and removals of electronic devices in a heat dissipating device includes a plurality of the electronic devices. The heat dissipating device includes a refrigeration tank and a filling member, the refrigeration tank contains refrigerant. The electronic devices are installed inside of the refrigeration tank and submerged in the refrigerant. When one electronic device is taken out from or one electronic device is added to the refrigeration tank, the same effective immersed volume of the electronic device taken out or added is achieved by the filling member being added to or removed from the tank.Type: ApplicationFiled: May 9, 2019Publication date: October 22, 2020Inventors: TZE-CHERN MAO, YEN-CHUN FU, CHIH-HUNG CHANG, YAO-TING CHANG, CHAO-KE WEI
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Patent number: 10775858Abstract: A liquid immersion cooling tank includes a reservoir and a liquid flow tube. The reservoir contains an insulating coolant to immerse an electronic device. The liquid flow tube includes an adjusting member. The reservoir includes an inlet and an outlet. The inlet and the outlet are respectively arranged at opposite ends of the electronic device. The liquid flow tube is located inside the reservoir. The liquid flow tube is coupled to at least one of the inlet and the outlet. The adjusting member faces the electronic device to control an amount of inflow or outflow of the insulating coolant. When the electronic device is immersed in the reservoir for cooling, the insulating coolant flows through the electronic device. The liquid flow tube coupled to the inlet or the outlet of the reservoir uses the adjusting member to control the amount of inflow or outflow of the insulating coolant.Type: GrantFiled: March 8, 2019Date of Patent: September 15, 2020Assignee: HONGFUJIN PRECISION ELECTRONICS (TIANJIN) CO., LTD.Inventors: Tze-Chern Mao, Yen-Chun Fu, Chih-Hung Chang, Yao-Ting Chang, Li-Wen Chang, Chao-Ke Wei
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Publication number: 20200263831Abstract: A system for better utilization of liquefied natural gas (LNG) on gasification of the liquid includes a gas power generation subsystem, a steam power generation subsystem, an energy storage subsystem, and a cooling subsystem. A gasification device of the gas power generation subsystem renders the LNG gaseous and collects cold energy generated during the gasification. The gas is supplied to the gas power generation device for generating electrical power and the cold energy is supplied to the steam power generation subsystem and the cold storage subsystem. Electrical power generated by the gas power generation subsystem and the steam power generation subsystem is supplied to the cooling subsystem, and the energy stored in the energy storage subsystem is also supplied to the cooling subsystem.Type: ApplicationFiled: April 25, 2019Publication date: August 20, 2020Inventors: YEN-CHUN FU, TZE-CHERN MAO, CHAO-KE WEI, CHIH-HUNG CHANG
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Patent number: 10745193Abstract: An equipment moving device for moving equipment in and out of a container includes a base, a cover rotationally coupled to the base, a driving member mounted to an outer side of the cover, a transmission assembly mounted within the base and the cover and coupled to the driving member, and a pushing member. One end of the pushing member is coupled to the transmission assembly, and another end of the pushing member is mounted to the equipment. The driving member causes the transmission assembly to drive the pushing member to move the equipment.Type: GrantFiled: November 19, 2018Date of Patent: August 18, 2020Assignee: HONGFUJIN PRECISION ELECTRONICS (TIANJIN) CO., LTD.Inventors: Chih-Hung Chang, Yen-Chun Fu, Tze-Chern Mao
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Publication number: 20200257342Abstract: A liquid immersion cooling tank includes a reservoir and a liquid flow tube. The reservoir contains an insulating coolant to immerse an electronic device. The liquid flow tube includes an adjusting member. The reservoir includes an inlet and an outlet. The inlet and the outlet are respectively arranged at opposite ends of the electronic device. The liquid flow tube is located inside the reservoir. The liquid flow tube is coupled to at least one of the inlet and the outlet. The adjusting member faces the electronic device to control an amount of inflow or outflow of the insulating coolant. When the electronic device is immersed in the reservoir for cooling, the insulating coolant flows through the electronic device. The liquid flow tube coupled to the inlet or the outlet of the reservoir uses the adjusting member to control the amount of inflow or outflow of the insulating coolant.Type: ApplicationFiled: March 8, 2019Publication date: August 13, 2020Inventors: TZE-CHERN MAO, YEN-CHUN FU, CHIH-HUNG CHANG, YAO-TING CHANG, LI-WEN CHANG, CHAO-KE WEI
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Publication number: 20200248667Abstract: A data center able to use the heat generated by its own operation for energy-saving purposes comprises at least one casing, a heat generating portion, an exhausting pipe, and a power generator. The heat generating portion received in the at least one casing generates heat in operating. The at least one casing defines an exhaust vent and an intake vent. The exhaust vent allows the at least one casing to communicate with the exhausting pipe. Cold air at the intake vent flows into the at least one casing and is heated by the heat generating portion to form a hot airflow. The exhausting pipe carries the hot airflow from the exhaust vent. The power generator is powered by the hot airflow in the exhausting pipe to produce electrical energy.Type: ApplicationFiled: April 11, 2019Publication date: August 6, 2020Inventors: CHIH-HUNG CHANG, CHAO-KE WEI, TZE-CHERN MAO, YEN-CHUN FU