Delta Electronics, Inc.

Tsinghua University

Wen-Yin Tsai

Li-Hsiu Chen

Ren-Chun Chang

Wei-Chih Lin

Yan-Hui Jian

Jing-Tao Tan

Chiu-Chin Chang

Jianping Ying

Jian-Ping Ying

Kuan-Lung Wu

Chia-Hsing Chen

Qiu-Hua Zhu

Hsuan-Ting Liu

Lei-Ming Lee

Ming-Tang Yang

Yan-Song Lu

Jingtao Tan

Fu-Sheng Pai

Po-Tai Cheng

Ming-Tsung Tsai

Degang Yi

Fei Lv

Yu-Hsing Chen

Chih-Hung Tsai

Chen-Hsiu Lee

Zhi-Qiang Jiang

Hua Lin

Yang Li

De-Gang Yi

Sheng-Chi Wu

Peng-Yuan Chen

Chia-Yi Lin

Chih-Jui Chen

Chin-Lung Liu

Qiuhua Zhu

Qui-Hua Zhu

Chang-Zan Ma

Jen-Chung Liao

An immersion cooling system includes a cooling tank, a housing and a valve. The coolant tank is configured to accommodate a liquid coolant and an electronic device immersed in the liquid coolant. The housing covers a side of the cooling tank and thereby forms an enclosure. The valve has two ports, one of which communicates with the enclosure and the other communicates with a part of the cooling tank above the liquid coolant. The valve is configured to open in response to a gas pressure inside the cooling tank exceeding an upper limit.

Immersion cooling system and immersion cooling method

An immersion cooling system includes a cooling tank and a filtration system. The cooling tank is configured to accommodate a liquid coolant and an electronic device immersed in the liquid coolant. The filtration system includes a pipeline, a pump, a filter and a cooling device. The pipeline is in fluid communication with the cooling tank. The pump is disposed in the pipeline and is configured to drive the liquid coolant to flow through the pipeline. The filter is disposed in the pipeline and is configured to filter the liquid coolant. The cooling device is connected to the pipeline and is configured to cool the liquid coolant. The pipeline has an inlet connected to the cooling tank. The cooling device is located between the pump and the inlet of the pipeline.

An immersion cooling system includes a tank, a first condenser, an enclosure, a second condenser and a connecting pipe. The tank has a first space. The first space is configured to accommodate a cooling liquid for at least one electronic equipment to immerse therein. The first condenser is disposed inside the tank. The enclosure is disposed outside the tank. The enclosure forms a second space together with the tank. The second condenser is disposed in the second space. The connecting pipe includes a first end and a second end opposite to the first end. The first end is connected with the second condenser. The second end is communicated with the first space.

Immersion cooling system

The present disclosure provides an immersion cooling system for a server cabinet including a plurality of server boxes, a cooling tank and a plurality of liquid connecting pipes. Each server box includes an electronic device immersed in the cooling liquid, and the electronic device generates a thermal energy so that part of the cooling liquid evaporates into a hot vapor. The cooling tank is connected to the plurality of server boxes and includes a condenser and a storage part. The condenser is connected to each server box and condenses the hot vapor to form the cooling liquid. The storage part storages the cooling liquid from the condenser. Two ends of the liquid connecting pipe is connected to the storage part and the server box respectively. The cooling liquid in the storage part and the cooling liquid of each server box are maintained in a same liquid level.

Immersion cooling system and cooling method thereof

A fixing device includes a main body, a sliding block, and a fixing rod. The main body has a sliding rail and a guiding hole, and the sliding rail which is disposed at a front side of the main body vertically extends. The guiding hole adjoins the sliding rail and horizontally extends through the main body. The sliding block is slidably connected to the sliding rail. The fixing rod is movably connected to the sliding block extending through the guiding hole, and the sliding block is configured to move along the sliding rail and enable the guiding hole to drive the fixing rod to horizontally move.

Fixing device and accommodation device using the same

An immersion cooling system includes a tank, an isolation plate and a condenser. The tank includes a base plate and a sidewall connected with the base plate. The sidewall defines with the base plate a space configured to accommodate a cooling liquid. The isolation plate connects with the sidewall or the base plate and divides the space into a first subsidiary space and a second subsidiary space. The first subsidiary space is configured to accommodate electronic equipment which is immersed in the cooling liquid. The isolation plate and the base plate are separated from each other. The sidewall surrounds the condenser. A vertical projection of the condenser towards the base plate at least partially overlaps with the second subsidiary space. The electronic equipment evaporates a portion of the cooling liquid to form a vapor. The condenser is configured to condense the vapor into a liquid form.

An airtight device includes a container and an airtight cover on the container, and the airtight cover includes a fixing bracket, a door, and a pressuring handle. The fixing bracket has a through hole and a guiding slot, and the through hole communicates with internal space of the container. The guiding slot has adjacent first and second top surfaces, and the second top surface is higher than the first top surface. The door selectively covers the through hole. The pressuring handle pivoted on the door has a first section, a second section, and a rotating axis between the first and second sections, and the first section rotates relative to the second section. The second section receives a force to drive the first section to move from below the second top surface to below the first top surface such that the rotating axis pressures the door.

Airtight device

Disclosed is an uninterruptible power supply, including a rectifier for generating a DC voltage; an energy storage unit; an inverter for converting the DC voltage into a three-phase modulating voltage; a filter; a bypass switch circuit for selectively outputting a three-phase AC voltage or the three-phase modulating voltage as a three-phase load voltage; and a control circuit for controlling the operation of the uninterruptible power supply. The control circuit may use a flux compensation block with different operating modes to adjust the three-phase load voltage at the startup phase of a second inductive load and at the stable phase of the second inductive load, thereby compensating or correcting the flux of the second inductive load to prevent the flux distribution of the second inductive load from being saturated.

Uninterruptible power supply

The configurations of an inverter circuit are provided in the present invention. The proposed circuit includes a first bridge arm having a first sub-bridge arm with a first switch and a first middle point coupled to the first switch, and a second sub-bridge arm with a second switch and a second middle point coupled to the second switch, a first inductor having a first terminal coupled to the first middle point and a second terminal, and a second inductor having a first terminal coupled to the second middle point, and a second terminal coupled to the second terminal of the first inductor and outputting an AC voltage.

Inverter circuit having relatively higher efficiency

A power converter and a power converting method are provided. The power converter for converting an ac input voltage at an input terminal thereof into an ac output voltage at an output terminal thereof includes an energy-storing inductor, a first switching circuit coupled to the energy-storing inductor to selectively switch so that the input terminal of the power converter is coupled to the energy-storing inductor, a second switching circuit coupled to the energy-storing inductor and the first switching circuit to selectively switch so that a common terminal of the power converter is coupled to the energy-storing inductor; and a third switching circuit coupled to the energy-storing inductor, the first switching circuit and the second switching circuit to selectively switch so that the output terminal of the power converter is coupled to the energy-storing inductor.

Power converter and power converting method

The present invention provides a three-level ac generating circuit and the control method thereof. The three-level ac generating circuit includes a three-level boosting circuit connected to an input source and including a positive boosting portion and a negative boosting portion; and a three-level inverting circuit connected to the three-level boosting circuit and including a positive inverting portion and a negative inverting portion, wherein while the input source is a relative low voltage, the relatively low voltage is boosted via the three-level boosting circuit, inverted and output via the three-level inverting circuit; while the input source is a relatively high voltage, the relatively high voltage is inverted and output via the three-level inverting circuit and

Three-level AC generating circuit and control method thereof

An integrated converter having three-phase power factor correction is provided. The integrated converter includes two PFC circuits. Two DC/DC converters are controlled and switched by the integrated converter in accordance with a three-phase AC power source so as to convert the AC power source into a DC power source. The use of the elements in the integrated converter is efficient.

Integrated converter having three-phase power factor correction

An electronic AC power source voltage regulator with the UPS function is provided. The proposed electronic power source voltage regulator includes: an input port, an output, a switch set electrically connected between the input port and an AC power source, a capacitor, an inductor, and an electrical energy converter including an electrical energy storage device, a first output terminal, and a second output terminal. The electrical energy converter of the proposed electronic power source voltage regulator transfers an electrical energy of the electrical energy storage device into the output voltage to be output so as to stabilize the output voltage when a significant voltage difference of the AC power source occurs.

Electronic power source voltage regulator with UPS function

The push-pull converter for zero-voltage switching of the switches on the primary side of the transformer to have a relatively lower loss is proposed. Which includes: a transformer having a primary winding with a center tap and a secondary winding, an electrical energy storage device having a first terminal coupled to the center tap of the primary winding and a second terminal coupled to a ground, a first switch having a first terminal coupled to a first terminal of the primary winding and a second terminal coupled to the ground, a second switch having a first terminal coupled to the ground and a second terminal coupled to a second terminal of the primary winding, and a rectifier circuit coupled to the secondary winding for transforming an AC output of the secondary winding to a DC output.

Growing community of inventors

Taoyuan Hsien, Taiwan

Wen-Yin Tsai