526results about "Modifications using gaseous coolants" patented technology

Provided is an image forming apparatus including: an image forming unit configured to form an image on a recording material; an exhaust fan configured to exhaust air inside the image forming apparatus; a CPU configured to control rotation of the exhaust fan; and a memory configured to store in advance a first control setting value for rotating the exhaust fan at a first target rotation speed. The CPU rotates the exhaust fan based on the first control setting value, and permits the image forming unit to form an image when a rotation speed of the exhaust fan becomes equal to or faster than a lower limit rotation speed for suppressing a discharge amount of UFPs. When a predetermined time period has elapsed, the CPU performs feedback control for the exhaust fan such that the exhaust fan is rotated faster than the first target rotation speed.

An example cooling system includes a power source, a first pump cassette configured to circulate fluid through the cooling system, and a second pump cassette configured to circulate fluid through the cooling system. The first pump cassette is connected to the power source and includes a first inrush current limiter circuit and a first pump controller. The second pump cassette is also connected to the power source and includes a second inrush current limiter circuit and a second pump controller. The first inrush current limiter circuit is connected in series between the power source and the first pump controller, and the second inrush current limiter circuit is connected in series between the power source and the second pump controller.

The present disclosure relates to the technical field of energy storage, and, in particular, to an energy storage converter and an energy storage system. In embodiments of the present disclosure, a first cavity of a housing is configured to include a first region and a second region which are arranged along a first direction, an airflow generation apparatus can generate a first airflow flowing through the first region and a second airflow flowing through the second region, and the first airflow and the second airflow both flow in from a first side of the first cavity and flow out from a second side of the first cavity, so that the first region can be subjected to heat management by using the first airflow, and the second region can be subjected to heat management by using the second airflow. Meanwhile, since an average heat generation of devices arranged in the first region is greater than an average heat generation of devices arranged in the second region, more of the first airflow can flow into and flow out of a first channel defined by a cover by arranging the cover in the first region, so that a heat management effect of the first region can be improved, and then, a heat management effect can be improved on the whole.

The invention belongs to the technical field of optical modules, and particularly relates to a CPO module structure which comprises an installation shell, a switching chip, an optical engine, a light source system and an auxiliary monitoring system, the switching chip and the optical engine are installed on a supporting substrate in the installation shell, an optical fiber coupling interface is arranged on the outer side of the installation shell, and the optical fiber coupling interface is connected with the optical source system. The optical fiber link is used for connecting the optical engine and external computer equipment; according to the CPO module structure, related data such as power management, temperature management and link connection signal stable state of the CPO module structure in the use process are monitored in real time through the configured auxiliary monitoring module, and the data are collected through optical power, temperature, current sensors and the like; when abnormal data occur in the monitoring process, troubleshooting and positioning and automatic maintenance and troubleshooting can be rapidly carried out, the frequency of disassembly, maintenance and repair is reduced, and the use experience is improved.

A telecommunications cabinet can include a base cabinet structure, a front door, an air intake assembly, an exhaust damper, a series of batteries, a telecommunications unit, and a battery dehumidification system, with the front door, the air intake assembly, the exhaust damper, the batteries, the telecommunications unit, and the battery dehumidification system all carried on or in the base cabinet structure, as the case may be. The battery dehumidification system can include at least one fan and at least one of a thermostat and at least one environmental (temperature and / or humidity) sensor. The thermostat and / or one or more environmental sensors can generate a corresponding operational signal, the one or more corresponding operational signal configured to selectively control the operation of the one or more fans to selectively force at least a portion of the waste heat from the telecommunications unit towards the battery.

The invention provides a heat dissipation method and a heat dissipation system for outdoor electronic paper display equipment. The heat dissipation method comprises the following steps: detecting and acquiring a machine body temperature value and an environment temperature value of the outdoor electronic paper display equipment; according to the machine body temperature value, the environment temperature value and the mapping relation among the machine body preset temperature value, the environment preset temperature value and the heat dissipation duration, the heat dissipation duration is obtained; obtaining a heat dissipation time node according to the next image brushing time and the heat dissipation duration; and at the heat dissipation time node, the heat dissipation device is started to dissipate heat of the machine body. The problem that outdoor electronic paper display equipment is poor in heat dissipation is effectively solved.

Methods and systems for managing cooling of a data processing system. In particular, active cooling using a fan controlled by an embedded controller is provided in a data processing system having components from a thermal architecture that is only capable of providing passive cooling through throttling of a motherboard of the data processing system. The thermal architecture is based on a passive cooling thermal architecture of a computing device without the capacity to include the fan and the embedded controller, and the motherboard is one of the components of the thermal architecture.

An electronic apparatus includes a vibration detector that detects a vibration of the electronic apparatus, and a controller that controls an operation of a fan which cools an inside of the electronic apparatus. The electronic apparatus controls an operation of the fan based on a difference between a first vibration detection result of the vibration detector in a case where the fan is not operated and a second vibration detection result of the vibration detector in a case where the fan is operated.

This disclosure relates to an intraoral scanning device configured to perform a scanning of a dental object inside an oral cavity, the device including: one or more electronic units; a cooling system configured to remove heat from the one or more electronic units, the cooling system including a heat exchanger unit and a flow generating unit, wherein at least a part of the flow generating unit is covered by the heat exchanger unit; an air inlet and an air outlet, wherein the air inlet and air outlet are separated by the heat exchanger unit, wherein the flow generating unit is configured to move air between the air inlet and the air outlet and through the heat exchanger unit in a direction mainly perpendicular to a longitudinal axis of the intraoral scanning device.

An electronic apparatus can record a moving image and sound, and includes a cooling unit that cools the apparatus, a setting unit that sets an operation mode of the cooling unit, and a control unit that controls the cooling unit based on the operation mode of the cooling unit. The control unit sets the operation mode of the cooling unit set by the setting unit, when sound recording is in progress, and sets the operation mode of the cooling unit to a driving state in which a cooling capability of the cooling unit is maximum, when sound recording is not in progress.

The invention discloses a new energy high-voltage connector and a plug and a socket for the high-voltage connector, and relates to the technical field of new energy power transmission, the new energy high-voltage connector comprises the plug and the socket which are matched with each other, and the plug comprises a plug shell, a plug conductive assembly arranged in the plug shell and a locking trigger assembly; the socket comprises a socket shell, a socket conductive assembly arranged in the socket shell, an anti-mistaken-touch assembly and an anti-mistaken-plugging positioning assembly; the plug conductive assembly is correspondingly matched with the socket conductive assembly, the locking trigger assembly is matched with the socket shell to realize firm locking of the plug and the socket, the mistaken touch prevention assembly is used for shielding the socket conductive assembly in an unplugged state, and the mistaken plugging prevention positioning assembly is used for guiding the plug and the socket to be precisely aligned and plugged; according to the connector, through the integrated structural design, multiple functions of mistaken touch prevention, mistaken insertion prevention, firm locking, efficient insulation sealing and rapid heat dissipation are achieved, the safety, stability and reliability of high-voltage transmission are improved, and the service life is prolonged.

According to the present invention, the amount of ingredients and dust in the air that adhere to components on a circuit board provided to a cooling fan is reduced. A cooling fan (10) comprises a base plate (40), which comprises an annular outer circumferential base portion (41) and a central base portion (42) positioned inside of the outer circumferential base portion (41). The cooling fan (10) has an electric motor (60) that is positioned below the central base portion (42), a circuit board (70) that is positioned between the electric motor (60) and the central base portion (42) and that is for driving the electric motor (60), and a peripheral wall portion (55) that encloses the outer peripheral edge of the circuit board (70).

This cooling system is provided with: a battery pack in which a battery module is housed; the air inlet pipeline and the exhaust pipeline are connected with the battery pack; a blower disposed in a path from the intake duct to the exhaust duct; a predetermined sensor for detecting a detection value relating to cooling of the battery pack; a storage unit in which the detection value of the sensor and relationship information relating to the cooling capacity of the battery pack are stored; and a processing unit that determines the immersion water level on the basis of the relationship information and the detection value of the sensor.

The invention relates to the technical field of ultrasonic transducers, in particular to an ultrasonic transducer signal anti-interference transmission method and device, and the device comprises a signal preprocessing unit, an anti-interference unit, an isolation driving unit and a receiving demodulation and decoding unit. The signal preprocessing unit receives the original electric signal and performs differential amplification to generate a differential signal; the anti-interference unit collects the working environment temperature in real time through the temperature monitoring module, the coding strategy selection module and the modulation parameter control module dynamically select and optimize coding rules and adjust modulation parameters according to the working environment temperature, and the signal processing module converts differential signals into digital signals and completes coding modulation. The isolation driving unit performs signal isolation and power amplification; the receiving demodulation and decoding unit demodulates and decodes according to a corresponding rule and restores the ultrasonic signal; according to the invention, the coding rule, the modulation parameter and the heat dissipation strategy are dynamically adapted through temperature monitoring, the high-temperature performance drift of the anti-interference unit is inhibited, and reliable transmission of signals of the ultrasonic transducer is ensured.

This invention discloses an intelligent single-phase grounding fault location and monitoring device, relating to the field of single-phase grounding fault location and monitoring devices. The invention includes an outer casing, a grounding transformer fixedly installed on one side inside the outer casing, and a substation main body fixedly installed on the other side inside the outer casing. Heat sinks with uniform spacing are fixedly installed around the grounding transformer. The interior and bottom of the outer casing are equipped with a heat dissipation device for cooling the grounding transformer and substation main body in high-temperature weather. The heat dissipation device includes a first heat dissipation component, a water collection component, and a second heat dissipation component. This invention solves the problems of poor heat dissipation effect in high-temperature weather with air cooling and the high water source requirements and limited application of water cooling methods in existing single-phase grounding fault location and monitoring devices by using air cooling and evaporative cooling.

The invention relates to the technical field of LED display, in particular to an LED fan screen, a heat dissipation control method and a display device, and aims to solve the technical problems of how to accurately obtain the overall working temperature of the LED fan screen and how to automatically adjust the rotating speed of the LED fan screen based on the overall working temperature. In order to achieve the purpose, according to the technical scheme, the method comprises the steps that the working temperature of each position is obtained through temperature sensors arranged in a plurality of heating areas, the overall working temperature of the LED fan screen is obtained based on the temperature influence weight of each heating area, and the rotating speed of the LED fan screen is controlled according to the overall working temperature. Through real-time temperature monitoring and intelligent heat dissipation control of main heating devices of the LED fan screen, the consistency of display colors and the uniformity of brightness of the LED fan screen can be improved, the service life of a core device is effectively prolonged, and meanwhile balance between heat dissipation and energy saving can be achieved.

The invention discloses an integrated communication service platform and an application method, the integrated communication service platform comprises a case and a backboard used for electrical signal interconnection between board cards, the backboard comprises a power supply back box slot, two power supply slots, an auxiliary control slot, a main control slot, two exchange slots and 11 expansion slots, and all slots are in signal connection through various buses; a power supply back box; a power board; an auxiliary control board; the main control board is used for the case control management center; the two exchange boards are used for data exchange and forwarding processing; and a plurality of expansion boards for assisting according to requirements. The system is deployed in a communication system, is a basic platform for realizing voice and data transmission communication in the communication system, realizes centralized and intelligent management of a network, realizes broadband / narrowband link fusion networking communication, solves the problems of low integration level, poor expansibility, low communication efficiency and inconvenience in maintenance of a traditional communication system, and meets the requirement of miniaturized installation.

A liquid discharge apparatus including: a first drive circuit generating a first drive signal; a second drive circuit generating a second drive signal; a first discharge section discharging a liquid onto a medium based on the first drive signal; a second discharge section discharging a liquid onto the medium based on the second drive signal; a blowing section generating an airflow; a first wind tunnel guiding the airflow to a first path; and a second wind tunnel guiding the airflow to a second path different from the first path, wherein the first drive circuit is disposed inside the first wind tunnel, the second drive circuit is disposed inside the second wind tunnel, and the first discharge section and the second discharge section are disposed outside the first wind tunnel and the second wind tunnel.

A self-checkout system is provided. In one aspect, a self-checkout system includes a housing having a base and a back panel extending from the base. The self-checkout system also includes an interactive module mounted to the back panel, the interactive module having a display screen and a curved deflector arranged at a top side of the display screen. An airflow channel is formed between the display screen and the back panel so that air within the airflow channel and heated by the display screen travels upwards along the airflow channel and is deflected away from the display screen by the curved deflector.

A container is for housing a first data center and connecting to a heat exchanger. The container has an outer shell defining an inside and outside of the container. The outer shell has a first container inlet port for receiving a flowable heat transfer fluid from a heat exchanger and a first container outlet port for delivering the flowable heat transfer fluid to the heat exchanger. A means is for holding a first data center at a first location inside the container. A closed fluid flow channel fluidly connects the first container inlet port with the first container outlet port. At least a portion of the closed fluid flow channel is adjacent the first location such that a flowable heat transfer fluid can enter the container at the first container inlet port and extract heat from the first data center before exiting the container at the first container outlet port.

The invention discloses a device suitable for new energy power grid analysis and calculation, and particularly relates to the field of oilfield power distribution analysis devices.The device comprises a machine body, an upper cabinet door is arranged at the front end of the machine body, a lower cabinet door with an air inlet is arranged at the bottom end of the upper cabinet door, an exhaust window is installed at the rear end of the machine body, and a cooling plate is installed in the machine body; a supporting plate is installed at the top end of the cooling plate, a computing center is supported at the top end of the supporting plate, the bottom end of the cooling plate is connected with a liquid cooling system, two bearing assemblies are arranged between the top end of the liquid cooling system and the cooling plate, and a plurality of small fans are installed in the cooling plate. And exhaust mechanisms are mounted on the inner walls of the machine body on the two sides of the computing center. According to the invention, the heat dissipation effect of the whole computing device can be improved, and certain energy saving can be carried out through the multi-stage heat dissipation arrangement, so that the stable operation of the computing device is ensured, the internal electronic components are prevented from being influenced by too high temperature, and the computing accuracy is improved.

The application relates to the technical field of data center computer room energy-saving, and discloses a computer room cold aisle sealing management method, a device and terminal equipment, the method comprises the following steps: obtaining a cold aisle state through a deployment environment monitoring node, constructing a heat-flow coupling model and a stability function, designing a feedback controller to generate a damper and refrigeration control instruction, realizing linkage regulation of air flow rate and temperature, constructing a closed-loop control, and realizing efficient energy-saving management of the cold aisle; the device comprises an environment monitoring module, a state modeling module, a stability evaluation module, a state feedback control module and an execution linkage module. Through state fusion updating, component control structure, stability function driving strategy and linkage execution mechanism, the application realizes fine adjustment and efficient collaborative control of the cold aisle temperature and airflow, improves regulation stability and response efficiency, significantly reduces energy consumption, and solves the problems of poor control precision and weak linkage of the existing system.

To provide a technique of the above charged particle beam apparatus, a technique that can prevent the lowering of apparatus performance due to the influence of vibration and noise by an air blower (fan). The charged particle beam apparatus includes a body device that is provided in a body cover, a plurality of air blowers that are provided on the body cover, and a controller that controls the plurality of air blowers. The body device has a stage on which a sample is placed, and a microscope that images the sample. The controller obtains an image obtained by imaging the sample by the microscope, obtains vibration information from the image, compares the vibration information and a specification value, and on the basis of the result of the comparison, controls the numbers of rotations of the plurality of air blowers. The controller decreases the number of rotations of at least one first air blower among the plurality of air blowers, and increases the number of rotations of at least one different second air blower among the plurality of air blowers.

A system manager that is configured to monitor and manage an amount of rejected heat within a data center that is provided downstream to a building, house, or machine that is located externally to the data center is disclosed. The system manager receives temperature measurements at various points along a cooling system of the data center and incrementally adjusts temperature set points of chillers, indoor cooling units, and IT equipment. By allowing the chillers, air-cooling units, and IT equipment to operate at slightly less optimal temperature set points, more or less rejected heat may be provided, according to downstream demand.

A heat sink (10), a thermal module (6), and an electronic device (2) are provided. The heat sink (10) includes a base (11) and a plurality of curved fins (12) arranged in parallel on the base (11). Each curved fin (12) has a plurality of wave peaks (12a), with a pitch (P) defined between any two adjacent wave peaks (12a), and at least two of the plurality of wave peaks (12a) are different.

This invention discloses a high-power superconducting charging pile, mainly addressing the problems of poor heat dissipation, low energy efficiency, and slow charging speed of existing charging piles. It includes: a charging pile assembly (1), an air-cooled heat dissipation assembly (2), and a current-carrying cable assembly (3). The charging pile assembly connects the power grid to the charging pile and includes an electrical circuit (11) and a power supply module (12). The air-cooled heat dissipation assembly cools the components inside the charging pile. The current-carrying cable assembly connects the charging pile assembly to an external load, enabling lossless DC charging. The power supply module and the current-carrying cable assembly form a complete superconducting charging circuit. The two ends of the air-cooled heat dissipation assembly are connected to the power supply module and a gas delivery pipeline, respectively, forming a complete air-cooled heat dissipation circuit. This invention completely eliminates the additional energy consumption caused by the heat exchange drive assembly and does not require an active heat exchanger, greatly improving energy efficiency and safety, and can be used for high-power fast charging of electric vehicles.

Provided are a gas sensor system, a gas sensor control device, and a control method that enable high-accuracy measurement without causing a user to wait. The gas sensor system (1) includes: a reception section (30) that receives a startup signal from externally to the gas sensor system; a gas sensor (10) that performs concentration measurement of a measurement target gas in air; an air intake port (11) and an air discharge port (12) that are connected to the gas sensor; at least one fan (13); and a control device (20) that starts up the gas sensor through reception of the startup signal, that acquires temperature information for the gas sensor, and that, based on the temperature information for the gas sensor, performs cooling control of operating the fan so as to cool the gas sensor from startup of the gas sensor, before initiation of the concentration measurement.

The invention relates to a cooling system for a vehicle lidar, the cooling system comprising: a receiving space (1) in which the lidar (L) is placed; and a gas providing assembly (2) which is in fluid communication with the accommodating space (1) and is used for controllably supplying cooling gas to the accommodating space (1) so as to adjust the temperature of the position where the laser radar (L) is located. According to some embodiments of the invention, the air cooling of the laser radar arranged behind the windshield can be realized, so that the overheating of the laser radar is avoided, and the use performance of the laser radar is ensured.

The invention discloses a storage cabinet for computer data management, which relates to the technical field of cabinets and comprises a storage cabinet body for computer data management. Through the arrangement of the detection part, the standby heat dissipation mechanism and the alarm mechanism, the detection part can monitor the temperature in the cabinet body in real time, and when the situation that the temperature is too high is monitored, the alarm part can be started in time to give out an alarm sound to remind a user to maintain and check reasons in time; the problems that heat dissipation in daily use of a storage cabinet is an indispensable function, and when an existing cabinet is used, due to the fact that the existing cabinet is lack of a structure for monitoring the internal temperature, once the internal heat dissipation function is used along with time, aging occurs, and the heat dissipation efficiency is insufficient, alarming cannot be conducted in time are solved. Therefore, the problems that the service life is affected, the performance is reduced, and certain limitation exists are solved.

The invention provides an electronic device. The electronic equipment comprises a fan assembly; the first heat dissipation assembly and the fan assembly are arranged in the first direction, and the first heat dissipation assembly is provided with an air guide part; the second heat dissipation assembly and the first heat dissipation assembly are arranged in the second direction; wherein a first port of the air guide component faces the fan assembly, a second port of the air guide component faces the second heat dissipation assembly, and a first part of blown air of the fan assembly is used for blowing towards the first heat dissipation assembly; and a second part of blown air of the fan assembly is blown to the second heat dissipation assembly through the air guide component.