Patents by Inventor Shihong YAN
Shihong YAN 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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Patent number: 12186261Abstract: The present invention discloses an ion pulse treatment apparatus for eye, which includes a carrier for carrying conductor elements to the eye acupoint regions; a power supply provided on the carrier and electrically connected to a control board; a high voltage generating element on the carrier and electrically connected to the control board; and two conductor elements carried by the carrier and used for treatment, wherein the two conductor elements are provided to contact with the surface skin of the eye acupoint regions, wherein one conductor element of the two conductor elements is electrically connected to a ground terminal of the high voltage generating element, and the other conductor element is electrically connected to a high voltage terminal of the high voltage generating element, wherein the negative ions (electrons) generated by the ion pulse treatment apparatus for eye of the present invention have the function of promoting microcirculation in the eye regions after entering the eye acupoint regionsType: GrantFiled: December 29, 2018Date of Patent: January 7, 2025Inventors: Shihong Yan, Kaili Gu
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Patent number: 12161049Abstract: Disclosed is a digital chip-based digital driving method for a piezoelectric ceramic transformer, comprising the following steps: in a case where there is a variation in temperature and/or humidity, acquiring an output voltage of the piezoelectric ceramic transformer after rectification via a high voltage sampling circuit; sending the acquired output voltage signal to a single chip microprocessor DDS generator, comparing the acquired output voltage with a preset voltage by the single chip microprocessor DDS generator, and adjusting the frequency of the driving signal in a case where a difference between the acquired output voltage and the preset voltage exists; and adjusting a boost ratio of the piezoelectric ceramic transformer by the frequency of the driving signal, so as to output the preset voltage by the piezoelectric ceramic transformer.Type: GrantFiled: November 24, 2021Date of Patent: December 3, 2024Assignee: SHANGHAI WOEION HEALTH TECH GROUP CO. LTD.Inventor: Shihong Yan
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Publication number: 20240377060Abstract: A method for heating reactor using a multi-function burner comprising feeding primary fuel through an annular channel, feeding oxygen through a central channel within the annular channel, and feeding an auxiliary fuel through a central lance within the central channel to produce a flame extending into a furnace having a temperature and a pressure; wherein the flow rate of the auxiliary fuel and oxygen are increased while maintaining an equivalence ratio below 1 to increase the temperature of the furnace; wherein after the furnace temperature exceeds the auto-ignition temperature of the primary fuel, increasing the flow rate of the primary fuel to increase the equivalence ratio to be greater than 1.Type: ApplicationFiled: May 9, 2024Publication date: November 14, 2024Applicant: Air Products and Chemicals, Inc.Inventors: Mark Daniel D'Agostini, Henry Choisun Chan, Shihong Yan, Zhong Zhou
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Patent number: 12091320Abstract: A process for producing syngas that uses the syngas product from a partial oxidation reactor to provide all necessary heating duties, which eliminates the need for a fired heater. Soot is removed from the syngas using a dry filter to avoid a wet scrubber quenching the syngas stream and wasting the high-quality heat. Without the flue gas stream leaving a fired heater, all of the carbon dioxide produced by the reforming process is concentrated in the high-pressure syngas stream, allowing essentially complete carbon dioxide capture.Type: GrantFiled: June 21, 2023Date of Patent: September 17, 2024Assignee: Air Products and Chemicals, Inc.Inventors: Xiang-Dong Peng, Henry Choisun Chan, Kelly Danielle Aguilar, Shihong Yan, Qiong Zhou, Shylaja Gowda
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Publication number: 20240276885Abstract: Disclosed in the present invention is a digital chip-based digital driving method for a piezoelectric ceramic transformer, comprising the following steps: acquiring a rectified output voltage of a piezoelectric ceramic transformer; comparing the acquired output voltage with a preset voltage, and if there is a difference, adjusting the frequency of a driving signal; and adjusting the step-up ratio of the piezoelectric ceramic transformer by means of the frequency of the driving signal, so that the piezoelectric ceramic transformer outputs the preset voltage. In the present invention, the driving frequency can be changed in a digital way, so as to change the step-up ratio of the piezoelectric ceramic transformer, thereby finally stabilizing the output voltage. The piezoelectric ceramic transformer has stable output voltage, strong environmental adaptability and high reliability.Type: ApplicationFiled: November 24, 2021Publication date: August 15, 2024Inventor: Shihong YAN
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Publication number: 20240116756Abstract: A method for enriching a synthesis gas in hydrogen is presented. The method includes adding H2O to the synthesis gas to form a synthesis gas stream that includes hydrogen, carbon monoxide, and steam. The synthesis gas stream has a steam to dry gas molar ratio, S/DG; and an oxygen to carbon molar ratio, O/C. The method includes introducing the synthesis gas stream into a water-gas shift reactor and reacting the synthesis gas stream in the water-gas shift reactor in the presence of a non-iron-based catalyst to produce a shifted synthesis gas. The method further includes controlling an outlet temperature of the synthesis gas stream to remain at or below a critical temperature or to drop to or below the critical temperature by adjusting the S/DG ratio to maintain the O/C ratio below a lower O/C limit or above an upper O/C limit.Type: ApplicationFiled: October 6, 2022Publication date: April 11, 2024Applicant: Air Products and Chemicals, Inc.Inventors: Joshua E. Middaugh, Shihong Yan, Sonia Farrokhpanah, Thomas Frommweiler
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Publication number: 20230331549Abstract: A process for producing syngas that uses the syngas product from a partial oxidation reactor to provide all necessary heating duties, which eliminates the need for a fired heater. Soot is removed from the syngas using a dry filter to avoid a wet scrubber quenching the syngas stream and wasting the high-quality heat. Without the flue gas stream leaving a fired heater, all of the carbon dioxide produced by the reforming process is concentrated in the high-pressure syngas stream, allowing essentially complete carbon dioxide capture.Type: ApplicationFiled: June 21, 2023Publication date: October 19, 2023Applicant: Air Products and Chemicals, Inc.Inventors: Xiang-Dong Peng, Henry Choisun Chan, Kelly Danielle Aguilar, Shihong Yan, Qiong Zhou, Shylaja Gowda
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Patent number: 11753299Abstract: A process for producing syngas that uses the syngas product from a partial oxidation reactor to provide all necessary heating duties, which eliminates the need for a fired heater. Soot is removed from the syngas using a dry filter to avoid a wet scrubber quenching the syngas stream and wasting the high-quality heat. Without the flue gas stream leaving a fired heater, all of the carbon dioxide produced by the reforming process is concentrated in the high-pressure syngas stream, allowing essentially complete carbon dioxide capture.Type: GrantFiled: August 20, 2021Date of Patent: September 12, 2023Assignee: Air Products and Chemicals, Inc.Inventors: Xiang-Dong Peng, Henry Choisun Chan, Kelly Danielle Aguilar, Shihong Yan, Qiong Zhou, Shylaja Gowda
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Publication number: 20230053522Abstract: A process for producing syngas that uses the syngas product from a partial oxidation reactor to provide all necessary heating duties, which eliminates the need for a fired heater. Soot is removed from the syngas using a dry filter to avoid a wet scrubber quenching the syngas stream and wasting the high-quality heat. Without the flue gas stream leaving a fired heater, all of the carbon dioxide produced by the reforming process is concentrated in the high-pressure syngas stream, allowing essentially complete carbon dioxide capture.Type: ApplicationFiled: August 20, 2021Publication date: February 23, 2023Applicant: Air Products and Chemicals, Inc.Inventors: XIANG-DONG PENG, Henry Choisun Chan, Kelly Danielle Aguilar, Shihong Yan, Qiong Zhou, Shylaja Gowda
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Publication number: 20210059901Abstract: The present invention discloses an ion pulse treatment apparatus for eye, which includes a carrier for carrying conductor elements to the eye acupoint regions; a power supply provided on the carrier and electrically connected to a control board; a high voltage generating element on the carrier and electrically connected to the control board; and two conductor elements carried by the carrier and used for treatment, wherein the two conductor elements are provided to contact with the surface skin of the eye acupoint regions, wherein one conductor element of the two conductor elements is electrically connected to a ground terminal of the high voltage generating element, and the other conductor element is electrically connected to a high voltage terminal of the high voltage generating element, wherein the negative ions(electrons) generated by the ion pulse treatment apparatus for eye of the present invention have the function of promoting microcirculation in the eye regions after entering the eye acupoint regions,Type: ApplicationFiled: December 29, 2018Publication date: March 4, 2021Inventors: Shihong YAN, Kaili GU