Patents Assigned to NATIONAL CHUNG SHAN INSTITUTE OF SCIENCE AND TECHNOLOGY
  • Patent number: 12388259
    Abstract: A household energy management and dispatching system includes: a power generation device, converters, an energy storage device, an energy management controller, local servers and a cloud server. Each of the converters is electrically connected to the power generation device, an electricity grid, the energy storage device and the energy management controller, configured to receive a power generation electrical energy or a utility power, and transmitted to the energy storage device and a load. Each of the local servers is electrically connected to each of the converters and configured to read an electrical energy information, a utility power information and an energy storage information. The cloud server is electrically connected to the local servers. The local servers perform an edge computing analysis to obtain an edge information according to the above information. The system is used to provide a buffer to stabilize the grid and power dispatching.
    Type: Grant
    Filed: March 6, 2023
    Date of Patent: August 12, 2025
    Assignee: NATIONAL CHUNG SHAN INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Cheng-Yu Shih, Shu-Hsien Wen, Shih-Chang Tseng, Chih-Hsien Chung, Gwo-Huei You, Kuo-Kuang Jen
  • Patent number: 12084388
    Abstract: A method for preparing a carbide protective layer comprises: (A) mixing a carbide powder, an organic binder, an organic solvent and a sintering aid to form a slurry; (B) spraying the slurry on a surface of a graphite component to form a composite component; (C) subjecting the composite component to a cold isostatic pressing densification process; (D) subjecting the composite component to a constant temperature heat treatment; (E) repeating steps (B)-(D) until a coating is formed on a surface of the composite component; (F) subjecting the coating to a segmented sintering process; (G) obtaining a carbide protective layer used for the surface of the composite component. Accordingly, while the carbide protective layer can be completed by using the wet cold isostatic pressing densification process and the cyclic multiple superimposition method, so that it can improve the corrosion resistance in the silicon carbide crystal growth process environment.
    Type: Grant
    Filed: January 13, 2023
    Date of Patent: September 10, 2024
    Assignee: NATIONAL CHUNG SHAN INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Chih-Hsing Wang, Cheng-Jung Ko, Chuen-Ming Gee, Chih-Wei Kuo, Hsueh-I Chen, Jun-Bin Huang, Ying-Tsung Chao
  • Patent number: 11926909
    Abstract: To provide a gas-liquid separator of a water electrolysis system, comprising: a liquid feeding atomizer and a gas-liquid separation chamber, wherein the liquid feeding atomizer includes a liquid feeding pressurized tube; and an atomizing spray head, in which the atomizing spray head converts a gas-liquid mixed liquor after pressurized by the liquid feeding pressurized tube into a mist droplet gas-liquid mixture. The gas-liquid separation chamber comprises a spiral flowing way, and the spiral flowing way extends the time that the mist droplet gas-liquid mixture spraying into the gas-liquid separation chamber flows downwards to the bottom of the gas-liquid separation chamber; an ultrasonic oscillation mechanism; a stirrer; an internal reservoir; and a filter mechanism, which performs the gas-liquid separation for unbroken bubbles in the mist droplet gas-liquid mixture through the pore difference.
    Type: Grant
    Filed: August 12, 2021
    Date of Patent: March 12, 2024
    Assignee: NATIONAL CHUNG SHAN INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Chia-Kan Hao, Kuan-Ting Lai, Chung-Yen Lu
  • Patent number: 11927780
    Abstract: A dielectric grating apparatus comprises a substrate; a grating layer, disposed above the substrate; a first interference layer, disposed above the substrate; and a second interference layer, adjacent to the first interference layer, wherein a refractive index of a material of the second interference layer is greater than a refractive index of a material of the first interference layer.
    Type: Grant
    Filed: May 31, 2022
    Date of Patent: March 12, 2024
    Assignee: NATIONAL CHUNG SHAN INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Jian-Hung Lin, Chiang-Hsin Lin, Po-Tse Tai, Tsong-Dong Wang, Bo-Kai Feng
  • Patent number: 11885690
    Abstract: A high-precision non-contact temperature measurement device includes: a thermal insulation box made of a thermal insulation material and having therein a receiving space; a dynamic constant-temperature feedback control module for controlling temperature of the receiving space; and a non-temperature-sensing thermal imager disposed in the receiving space. The device achieves system thermal insulation within a non-contact temperature measurement gauge, maintains the overall closed system dynamically at constant temperature, compensates for effects of internal chip self-heating effect and visual field background temperature variation, and finally calculates average temperature of surfaces of a target precisely with an imaging, non-contact temperature measurement gauge and a temperature calibration algorithm widely used in thermal-imaging non-contact temperature measurement.
    Type: Grant
    Filed: December 17, 2020
    Date of Patent: January 30, 2024
    Assignee: NATIONAL CHUNG SHAN INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Shiang-Feng Tang, Shun-Lung Yen, Kun-Chi Lo, Wen-Jen Lin
  • Patent number: 11850799
    Abstract: A powdered surface monitoring system of additive manufacturing comprises an additive manufacturing processing cavity, having therein a working area carrying powder to be sintered; a laser source, generating a laser beam, which passes through a reflector, a dichroic mirror and a scanning vibration mirror and is transmitted to an upper surface of the powder in the working area; a polarization imaging device, having therein a beam expander group, a polarizer group and at least one photodetector, the polarizer group consisting of a plurality of linear polarizers, and the number of photodetectors being equal to the number of the linear polarizers.
    Type: Grant
    Filed: October 26, 2022
    Date of Patent: December 26, 2023
    Assignee: NATIONAL CHUNG SHAN INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Kuo-Kuang Jen, Yi-Cherng Ferng, Chia-Hsiang Chang, Chun-Hsiang Huang, Yuan-Yao Lin, Chao-Kuei Lee, Yi-Jen Chiu
  • Patent number: 11768112
    Abstract: An insert coaxial thermal radiation image evaluating system includes a cage support, first lens, first cage movable frame, second cage movable frame, cage holder and light detector. The first cage movable frame is movably disposed at the cage support and connected to the first lens. The second cage movable frame is movably disposed at the cage support and connected to the light detector. The cage holder is connected to the cage support to fix the cage support to an optical substrate. The first cage movable frame is movably disposed in the cage holder. The first lens and a second lens of a metal additive manufacturing system together form a structure of conjugate foci, such that a thermal radiation generated from a high-power infrared laser irradiation zone forms according to a fixed ratio an image captured by the light detector.
    Type: Grant
    Filed: February 25, 2021
    Date of Patent: September 26, 2023
    Assignee: NATIONAL CHUNG SHAN INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Yuan-Yao Lin, Chao-Kuei Lee, Yi-Jen Chiu, Chung-Chun Huang, Qian-Mao Zhou, Ya-Hsuan Cheng, Ming-Wei Liu, Kuo-Kuang Jen, Chih-Peng Chen
  • Patent number: 11675018
    Abstract: A portable battery detection device includes a battery data receiving module for receiving battery data, a temperature measurement module for measuring battery temperature, a gas measurement module for measuring discharged gas, an insulation resistance measurement module for measuring insulation resistance, a serial impedance measurement module for measuring serial impedance, a data acquisition module for receiving various data sent by the temperature measurement module and the gas measurement module, an electric meter module for measuring DC voltage, current, and impedance, the data integration module for receiving data transmitted by the battery data receiving module, the electric meter module, and the insulation resistance measurement module, and then integrating the data to the processor module, and the processor module for using data received from the data integration module, the data acquisition module, and the serial impedance measurement module to transmit data, control, and manage the operation of th
    Type: Grant
    Filed: December 29, 2021
    Date of Patent: June 13, 2023
    Assignee: NATIONAL CHUNG SHAN INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Dao-Qin Lin, Wei-Min Hsiao, Shih-Chang Tseng, Chih-Hsien Chung, Gwo-Huei You, Kuo-Kuang Jen
  • Patent number: 11655204
    Abstract: A novel promotor which contains an aniline derivative is introduced. By using the promotor alone, the time and temperature of the curing reaction of the vinyl ester resin can be controlled by the unique steric effect and electronic properties of the aniline derivative. A method for preparing the above promotor is also introduced.
    Type: Grant
    Filed: February 21, 2021
    Date of Patent: May 23, 2023
    Assignee: NATIONAL CHUNG SHAN INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Yi-Kang Lan, Chi-Wi Ong, Yong-Yun Zhang
  • Patent number: 11658370
    Abstract: A safety protection device for a battery test system includes a system device, an alternating current changeover switch and a direct current changeover switch. The system device is coupled to a load device. One terminal of the AC changeover switch is coupled to an AC source, the other terminal of the AC changeover switch is coupled to the system device. One terminal of the DC changeover switch is coupled to a battery pack, the other terminal of the DC changeover switch is coupled to the system device. The system device detects in real time a plurality of sets of detection information of the battery pack, performs a plurality of determinations on the plurality of sets of detection information to obtain a plurality of sets of determination information. The system device respectively switches the AC changeover switch and DC changeover switch according to the plurality of sets of determination information.
    Type: Grant
    Filed: March 3, 2021
    Date of Patent: May 23, 2023
    Assignee: NATIONAL CHUNG SHAN INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Wei-Min Hsiao, Chih-Hsien Chung, Gwo-Huei You, Kuo-Kuang Jen
  • Patent number: 11639902
    Abstract: A method of evaluating microwave characteristics includes the steps of: (A) measuring thermal diffusion features and microwave characteristics of at least three mode samples to obtain at least three data points, wherein the mode samples include identical constituents but at different ratios thereof; (B) obtaining a mathematical relation between the data points by linear regression; (C) measuring a thermal diffusion feature of a sample under test, wherein the sample under test and the mode samples include identical constituents; and (D) substituting the thermal diffusion feature of the sample under test into the mathematical relation to evaluate a microwave characteristic of the sample under test. The method is applicable to a ceramic material to evaluate microwave characteristics of the ceramic material.
    Type: Grant
    Filed: December 23, 2021
    Date of Patent: May 2, 2023
    Assignee: NATIONAL CHUNG SHAN INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Chia-Ting Lin, Jian-Long Ruan
  • Patent number: 11554506
    Abstract: A device for measuring repeated positioning precision of a robotic arm is introduced. Using an optical speckle three-dimensional displacement sensor developed by the inventor, and with collaboration of an optical speckle image three-dimensional positioning base built with an optical speckle coordinate database and having low thermal expansion, an optical speckle three-dimensional absolute positioning space is established. The optical speckle three-dimensional displacement sensor is installed on an end effector of a robotic arm, the robotic arm is moved to have the optical speckle three-dimensional displacement sensor enter an optical speckle three-dimensional absolute positioning space, an optical speckle image of a positioning point is captured and compared with a coordinate optical speckle image in the optical speckle coordinate database, and current three-dimensional absolute positioning coordinates of the end effector of the robotic arm can be obtained.
    Type: Grant
    Filed: March 31, 2021
    Date of Patent: January 17, 2023
    Assignee: NATIONAL CHUNG SHAN INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Yi-Yuh Hwang, Li-Chung Liu
  • Patent number: 11486052
    Abstract: Provides an electropolishing treatment method for a stainless steel workpiece, wherein the method comprises the following steps: placing the stainless steel workpiece in an oxalic acid solution and performing supersonic oscillation; performing a first electropolishing treatment to the stainless steel workpiece, wherein the first electropolishing treatment uses the stainless steel workpiece as an anode and 10% to 15% perchloric acid as an electrolyte, and when a constant voltage is set as 12V, the first electropolishing treatment procedure is performed; and performing a second electropolishing treatment to the stainless steel workpiece, wherein the second electropolishing treatment uses the stainless steel workpiece after the first electropolishing treatment as an anode, and an electrolyte consists of ethanol, sulfuric acid and perchloric acid, and when a constant voltage is set as 12V, the second electropolishing treatment is performed to obtain the stainless steel workpiece after the second electropolishing
    Type: Grant
    Filed: December 27, 2021
    Date of Patent: November 1, 2022
    Assignee: NATIONAL CHUNG SHAN INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Chun-Hsiang Kao, Yi-Cherng Ferng, Kuo-Kuang Jen, Shun-Yi Jian, Ming-Hsien Lin, Yu-Chih Tzeng, Chia-Yu Lee
  • Patent number: 11465111
    Abstract: A mini mixer system includes a mixer, for executing a continuous mixing operation for an extended period of time, the mixing operation includes a mixing production process with corrosiveness, high viscosity and high mixing risks. The mixer includes a motor, a coupling and torsion meter, a reduction gear, a plurality of couplings, a frame group, a gear box group, at least one mixing element, a mixing can and a lifting mechanism group. The motor, the coupling and torsion meter and the reduction gear are connected to one another by the couplings. The reduction gear is connected to the gear box group by the coupling. The motor, the reduction gear, the gear box group and the lifting mechanism group are all fixed on the frame group. The mixer is assembled in a gear mechanism of the gear box group. The mixing can is disposed on the lifting mechanism group.
    Type: Grant
    Filed: July 29, 2020
    Date of Patent: October 11, 2022
    Assignee: NATIONAL CHUNG SHAN INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Chih-Yang Lin, Ruei-Horng Huang, Jin-Shan Lu
  • Patent number: 11313014
    Abstract: The present invention provides a nickel-based superalloy material, which comprises 0.06 wt % or less carbon, 11.61˜11.93 wt % chromium, 1.52˜2.85 wt % titanium, 5.89˜6.08 wt % aluminum, 0.009 wt % or less boron, 0.07 wt % or less zirconium, 2.16˜2.18 wt % niobium, 4.22˜4.29 wt % molybdenum, and the balance being composed of nickel and incidental impurities, whereby the effect of obtaining the nickel-based superalloy with better mechanical properties can be achieved.
    Type: Grant
    Filed: March 4, 2021
    Date of Patent: April 26, 2022
    Assignee: NATIONAL CHUNG SHAN INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Tung-Chun Wu, Chao-Nan Wei, Hui-Yun Bor, Shea-Jue Wang
  • Patent number: 11169254
    Abstract: An operation mode control method implemented by a radar system, the operation mode control method includes steps of: (S1) receiving a single target tracking (STT) triggering data comprising a representation of triggering of a STT tracking mode and a selected tracking target to be tracked by the radar system; (S2) controlling a radar sensor to emit detection wave beam; (S3) controlling, the radar sensor to receive echo waves; (S4) analyzing, echo signal to generate STT target data; (S5) executing a STT program to obtain a tracking data of a selected tracking target; (S6) outputting the tracking data to a memory device for storage or to a human-machine interface (HMI) device for presenting to the user of the radar system.
    Type: Grant
    Filed: October 5, 2018
    Date of Patent: November 9, 2021
    Assignee: NATIONAL CHUNG-SHAN INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Shih-Che Tsai, Min-Ching Lin, Kuang-Fu Chung, Chun-Cheng Chen, Ruei-Shen Wang, Po-Ju Chiang, Ming-Jhe Wu, Hung-Fu Chang, Wen-Chin Liao
  • Patent number: 10913553
    Abstract: An integrated heat shield which encloses a frame structure comprises a leading edge component, a left side component, a right side component, an optionally top component, an optional bottom component and an optional trailing edge subassembly, wherein the leading edge component and the left and right side components are directly, integrally co-cured on the frame structure while in a B-stage. The leading edge component and the left and right side components are shingle laminated to form ply angles to air flow. The leading edge component and the side components are scarf-jointed or step-jointed. The side components and trailing edge subassembly are also scarf jointed or step-jointed. The co-curing as well as the scarf or step joints makes the heat shield an integrated assembly. A method of manufacturing the integrated heat shield is further introduced.
    Type: Grant
    Filed: November 15, 2017
    Date of Patent: February 9, 2021
    Assignee: NATIONAL CHUNG SHAN INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Mau-Yi Huang, Ren-So Deng, Geng-Wen Chang, Dar-Ping Juang, Cheng-Huan Wang
  • Patent number: 10906099
    Abstract: A preparation method of high purity and densified tungsten-titanium metal which mixes titanium metal powder and tungsten metal powder together; adds metallic nitrates (such as nickel nitrate) as combustion improvers; then taking into the account of the characteristics of metal nitrate, which is soluble in alcohols to form a liquidous precursor, adds metal powder to mix together thoroughly, so that the sintering agent is expected to be colloid and uniformly spread among the tungsten-titanium metal powder. The preparation method significantly reduces the ratio of the combustion improver during the preparation of the high purity and densified tungsten-titanium target material.
    Type: Grant
    Filed: August 17, 2018
    Date of Patent: February 2, 2021
    Assignee: NATIONAL CHUNG SHAN INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Mau-Sheng Chiou, Chien-Hung Liao, Chao-Nan Wei, Hui-Yun Bor, Kuan-Zong Fung
  • Patent number: 10906162
    Abstract: A screw clamping device includes a body, a pressing unit, a resilient unit, a clamping unit and a connecting unit. The body is a hollow-core cylinder, is subject to axial penetration of a screwdriver, and is movable axially in synchrony with rotation of the screwdriver. The pressing unit is disposed on the body and adapted to press against a surface of a working object. The resilient unit is disposed between the body and the pressing unit. The clamping unit is rotatably connected to the body. The connecting unit has one end connected to the pressing unit and the other end connected to the clamping unit. While the body is moving axially, the connecting unit drives the clamping unit to rotate and thereby clamp or loosen screws.
    Type: Grant
    Filed: January 18, 2018
    Date of Patent: February 2, 2021
    Assignee: NATIONAL CHUNG SHAN INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Han-Hsiang Chang, Kui-Chin Liu, Yung-Lin Lin
  • Patent number: 10884108
    Abstract: A light detection and ranging system comprises an optical transmitter for beam scanning on a scan region, and receiving reflected light from the scan region; and an optical receiver for directing the reflected light for signal conversion. The optical transmitter includes a beam refractive unit including optical refractive devices, rotatably disposed about a rotation axis, for directing a collimated laser beam from a first optical path towards a direction depending on rotation angles of the optical refractive devices; and a motion unit for actuating relative motion of the optical refractive devices so as to perform beam scanning towards directions on the scan region. The optical receiver includes an off-axis reflective unit, disposed in the first optical path, for directing the reflected light towards a second optical path; and a light detection unit, disposed in the second optical path, for performing signal conversion on the reflected light.
    Type: Grant
    Filed: November 28, 2017
    Date of Patent: January 5, 2021
    Assignee: NATIONAL CHUNG SHAN INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Chao-Wen Liang, Shih-Che Chien, Yu-Sung Hsiao