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147results about How to "Avoid volatility" patented technology

Display device

The invention provides a display device which comprises multiple rows of pixels and multiple stages of gate drive circuits, a first gate drive sub-circuit of the gate drive circuit comprises a first stage transmission circuit and a first output circuit, and the first output circuit comprises an eighteenth transistor, a twenty-first transistor, a twenty-second transistor and a fifth capacitor. One pole plate of the fifth capacitor is electrically connected with the first control node I, the other pole plate of the fifth capacitor is electrically connected with the first low-level signal input end or the second low-level signal input end, in the top view of the gate drive circuit, the first high-level signal line is located on the first side of the first low-level signal line, and the fifth capacitor is located on the second side of the first low-level signal line. According to the technical scheme, the coupling influence of the fifth capacitor on the potential of the signal transmitted by the high-level signal input end is avoided, so that the potential fluctuation of the first scanning signal is avoided, and the display abnormality phenomenon occurring at the boundary between different areas when the frequency division display function of the display device is started is improved.
Owner:WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO LTD

Slope cropland fertilizing device and method

The invention provides a slope cropland fertilizing device and method, belongs to the technical field of fertilizing, and aims to solve the problem that a fertilizing device special for slope cropland is lacked in the prior art. Comprising a vehicle body, a chemical fertilizer box, a fertilizer distributor, a mixer, a fertilization angle adjusting assembly and a fertilization gun, a power device is arranged on the vehicle body, the vehicle body is driven by the power device to advance, and a handrail is fixedly arranged on the back of the vehicle body; the chemical fertilizer boxes are symmetrically and fixedly arranged on the two sides of the vehicle body, through holes are formed in the bottoms of the chemical fertilizer boxes, the through holes in the bottoms of the chemical fertilizer boxes are communicated with the fertilizer distributors, and the fertilizer distributors are used for quantitatively measuring chemical fertilizers; the bottom of the fertilizer distributor is communicated with the mixer; the fertilization angle adjusting assembly is arranged at the bottom of the vehicle body; the fertilization angle adjusting assembly is used for adjusting the fertilization angle; the fertilizing gun is mounted on the fertilizing angle adjusting assembly.
Owner:SOUTHWEST FORESTRY UNIVERSITY

Heat-resistant anti-freezing water-based permeable inorganic waterproof agent as well as preparation method and application thereof

The invention relates to the field of concrete additives, in particular to a heat-resistant anti-freezing water-based permeable inorganic waterproof agent as well as a preparation method and application thereof. The invention discloses a heat-resistant and anti-freezing water-based permeable inorganic waterproof agent which is prepared from the following raw materials in parts by mass: 55-70 parts of active potassium silicate, 10-12 parts of Portland cement, 10-20 parts of modified silicon dioxide, 5-10 parts of a filling agent, 2-4 parts of a coupling agent, 0.5-1.5 parts of a catalyst, 3-8 parts of a dispersing agent, 1.5-3 parts of a stabilizer and 30-50 parts of deionized water. The inorganic waterproof agent prepared by the invention not only has excellent waterproof performance, but also can effectively improve the corrosion resistance, aging resistance, stability and the like of concrete at the same time, can meet the construction requirements of existing deep operation, has very excellent comprehensive performance, and has very excellent application prospects.
Owner:HEFEI OAK TREE INSECT CREATIVE DESIGN CO LTD

Chemical-looping hydrogen production system for semi-coke tail gas

The invention discloses a semi-coke tail gas chemical looping hydrogen production system which is characterized in that a first gas inlet chamber and a second gas inlet chamber are arranged in the hydrogen production system, and a reaction tube comprises a first reaction chamber and a second reaction chamber; the gas inlet of the first reaction chamber is communicated with the gas inlet of the second reaction chamber; the air outlet of the first reaction chamber is communicated with the air outlet of the second reaction chamber, so that the first reaction chamber and the second reaction chamber can supply air independently, the air speed in the first air inlet chamber is higher than that in the second reaction chamber, internal airflow circulation is effectively formed in the internal circulating fluidized bed, the reaction process is more sufficient, and the reaction efficiency is improved. The device effectively improves the hydrogen production efficiency, is simple in structure, realizes the independent air supply process through the independent design of the two cavities of the gas inlet pipe and the reaction pipe, realizes the effective circular reaction of tail gas in the reaction pipe through the control of the air speed, and improves the conversion efficiency.
Owner:SHAANXI HENGLV RUNYUAN IND CO LTD

High-temperature solid hydrogen storage and SOEC coupling hydrogen production and storage integrated system and method

The invention discloses a high-temperature solid hydrogen storage and SOEC coupling hydrogen production and storage integrated system and method. The system comprises a water supply device, and the end of the water supply device is connected with a suction device; one end of the recovery device is connected with the suction device, and the other end is connected with a reaction device; the SOEC electrolytic reactor is connected with the reaction device, the SOEC electrolytic reactor comprises an anode end and a cathode end, and the anode end is connected with the recovery device; one end of the air delivery device is mounted between the reaction device and the SOEC electrolytic reactor, and the other end of the air delivery device is connected with a hydrogen high-temperature heat recovery device; the first end of the hydrogen medium-temperature heat recoverer is connected with the hydrogen high-temperature heat recovery device, the second end of the hydrogen medium-temperature heat recoverer is connected with the reaction device, the third end of the hydrogen medium-temperature heat recoverer is connected with a condenser, the fourth end of the hydrogen medium-temperature heat recoverer is connected with a dryer, and the condenser is connected with the dryer. Medium-temperature and high-temperature heat energy released in the hydrogen storage process of the high-temperature metal hydride is recycled through the heat recycling device and used for producing high-temperature superheated steam needed by SOEC electrolysis, and the good heat and mass synergistic effect is achieved on the whole.
Owner:XIAN THERMAL POWER RES INST CO LTD

A condenser system with integrated temperature control optimization

The present invention relates to the technical field of condensers, and discloses an integrated temperature control optimized condenser system, comprising an outer tube, a bracket arranged at the bottom of the outer tube, covers arranged at both ends of the outer side of the outer tube, a refrigerant joint arranged at the outer side of the outer tube, a cooling medium joint arranged at the outer side of one end cover, a mounting plate arranged inside the outer tube, a heat exchange tube arranged in the mounting plate, and also comprises an adjustment component arranged on the surface of the mounting plate, and a control component arranged on the surface of the adjustment component. The integrated temperature control optimized condenser system, by setting the adjustment component, controls the movement of a corresponding number of adjustment strips when the temperature needs to be adjusted, so that a certain proportion of the connecting holes are docked with the docking port, and only needs to replace this part of the heat exchange tubes during maintenance, thereby extending the service life of the entire equipment, and thus ensuring the flow rate of the cooling medium in the heat exchange tubes, avoiding the accumulation of impurities in the cooling medium, and ensuring the heat exchange efficiency of the heat exchange tubes.
Owner:BAODING JUDI NEW ENERGY TECH CO LTD

Training fault tolerance method and device applied to distributed training system and chip product

PendingCN119514724ALow execution efficiencyGuaranteed execution efficiencyBiological modelsMachine learningFault toleranceComputer engineering
The invention provides a training fault tolerance method and device applied to a distributed training system and a chip product, and relates to the technical field of distributed training. The method comprises the steps that under the condition that execution of a distributed training task is interrupted, a fault node is determined from a plurality of computing nodes, and the fault node refers to a computing node which cannot continue to participate in execution of the distributed training task; determining a first network domain based on the network domains to which the plurality of computing nodes belong, the first network domain being the network domain to which the fault node belongs; and under the condition that the standby node exists in the first network domain, selecting the standby node from the first network domain to replace the fault node. According to the embodiment of the invention, the standby node belonging to the same network domain as the fault node is adopted to replace the fault node, so that the execution stability and the execution efficiency of the distributed training task can be maintained.
Owner:MOORE THREADS TECHNOLOGY (CHENGDU) CO LTD

Bumpy road section identification method, electronic equipment and vehicle

ActiveCN119550990AGuaranteed accuracyachieve accurate identificationControl theoryTransport engineering
The invention provides a bumpy road section recognition method, electronic equipment and a vehicle, and relates to the technical field of vehicle data processing, and the method comprises the steps: obtaining a current wheel speed, a plurality of historical wheel speeds and a plurality of historical longitudinal accelerations of the vehicle; and determining a mean wheel speed according to the current wheel speed, the plurality of historical wheel speeds and the plurality of historical longitudinal accelerations. Whether the current road section is the bumpy road section or not can be accurately determined through the difference between the current wheel speed and the average wheel speed, and the recognition accuracy of the bumpy road section is ensured. The preset jolting condition represents a relation condition which needs to be met by the current wheel speed and the average wheel speed under a jolting road section. If it is determined that the current wheel speed and the average wheel speed meet the preset bumping condition, it can be determined that the wheels enter the bumping road section. Through the bumpy road section identification method, accurate identification of the bumpy road section can be realized.
Owner:GREAT WALL MOTOR CO LTD

Method and unit for adjusting exhaust temperature of compressor and computer readable storage medium

The invention provides a method and unit for adjusting the exhaust temperature of a compressor and a computer readable storage medium. The method comprises the steps that after the air conditioning unit continuously operates in a heating mode for preset time t1, the exhaust temperature Tout of a compressor is detected; when the exhaust temperature Tout of the compressor is larger than the preset maximum exhaust temperature Tmax, the refrigerant saturation temperature TG of the position corresponding to the pressure P1 in a preset parameter table is obtained according to the pressure P1 detected at an outlet of the evaporator and the preset parameter table; and the opening B2 of a second throttling valve or the opening B1 of a first throttling valve between the evaporator and the condenser is selected to be adjusted according to the comparison result of the refrigerant saturation temperature TG and the evaporator outlet temperature sensing bulb temperature T1, and the exhaust temperature Tout is reduced. The bypass branch is arranged at the air suction end of the compressor and provided with the second throttling valve, namely, a branch can be additionally added to add a small amount of condensed low-temperature high-pressure liquid refrigerant in front of an air suction inlet of the compressor, and independent adjustment of the exhaust temperature of the compressor is achieved.
Owner:GREE ELECTRIC APPLIANCE INC OF ZHUHAI

Anesthetic gas mixing and anesthetic gas concentration detection device

The present invention discloses an anesthetic gas mixing and anesthetic gas concentration detection device, and relates to the technical field of medical devices. The present invention comprises a device body, one side of the device body is connected to a concentration detection device body through a pipeline, a detection module for detecting the concentration of anesthetic gas is arranged inside the concentration detection device body, and a gas mixing device is arranged inside the device body, and the gas mixing device comprises an L-shaped trachea 1, an L-shaped trachea 2, a T-shaped tube, a rotating rod, and two through-hole cylinders. The present invention arranges the gas mixing device so that the two through-hole cylinders can rotate and spray anesthetic gas and air into the T-shaped tube, and the anesthetic gas and air are sprayed in a rotating manner, which can generate turbulence or airflow disturbance in the T-shaped tube, and this disturbance is conducive to the mixing between gases, so that the mixing of anesthetic gas and air is more uniform, which is conducive to the subsequent concentration detection device body to detect the concentration of anesthetic gas.
Owner:NORTHWEST WOMEN & CHILDREN HOSPITAL

Intelligent drop-out fuse

The invention, which relates to the technical field of circuit protection, discloses an intelligent drop-out fuse comprising a mounting base in which three limiting hoop mechanisms are fixedly mounted. A first drop-out fuse body, a second drop-out fuse body and a third drop-out fuse body are arranged in each limiting hoop ring mechanism; three limiting side support mechanisms are arranged in the mounting seat, and the three limiting side support mechanisms are matched with the first drop-out fuse body, the second drop-out fuse body and the third drop-out fuse body respectively; a module bin is fixedly mounted in the mounting seat, a collection unit module is inserted into the inner side of the module bin, the mechanism adopts the arrangement of a limiting side supporting mechanism, effective side supporting force is provided for the drop-out fuse, the number of acting points of the drop-out fuse after mounting is increased, the stability of the drop-out fuse during use is further improved, and the service life of the drop-out fuse is prolonged. And shaking is prevented.
Owner:YANTAI POWER SUPPLY COMPANY OF STATE GRID SHANDONG ELECTRIC POWER

Upper frame type reinforced case with power amplifier

The utility model discloses an upper frame type reinforced chassis with a power amplifier, which comprises a chassis, the interior of the chassis is divided into a front working area and a rear working area by a back plate, the front working area is used for accommodating a first heat dissipation device, a buzzer, and a main control board, an acquisition filter board and a network communication module which are inserted in a CPCI slot on the front end surface of the back plate; a partition plate is transversely arranged in the rear working area, and a second power source, a power amplifier module, a second heat dissipation device and a voltage and current collection module are arranged in the space below the partition plate. According to the utility model, the backboard is arranged in the case, the main control board, the acquisition filter board and the network communication module are inserted in the CPCI slot of the backboard, and the voltage and current acquisition module, the power supply module and the power amplifier module are arranged in the case body space behind the backboard, so that noise filtering and amplification of a certain equipment signal on the submarine can be realized.
Owner:SHANGHAI DINTEK ELECTRONICS

LED driving device and electronic equipment

The present invention relates to an LED driving device and an electronic device, which comprises: a power supply circuit for providing a power supply voltage, a control circuit for generating brightness indication information, a signal conversion circuit for converting the brightness indication information into a corresponding analog voltage signal, and a MOS tube arranged on a power supply circuit of an LED. Based on the transfer characteristic curve of the MOS tube, when the power supply voltage remains unchanged, the drain current of the MOS tube is controlled by controlling the voltage of the analog voltage signal applied to the gate of the MOS tube, so as to control the current variation amplitude through the LED power supply circuit within a preset range, so that the LED stably emits the brightness corresponding to the brightness indication information. The MOS tube is used as a current control device, and the current flowing through the LED is adjusted by controlling the analog voltage value applied to the gate of the MOS tube, thereby realizing brightness adjustment. The stable voltage applied to the gate makes the current flowing through the LED stable and avoids unnecessary fluctuations.
Owner:WENZHOU INST UNIV OF CHINESE ACAD OF SCI

Song timbre matching method and system based on audio spectrum analysis

The application discloses a song tone matching method and system based on audio spectrum analysis, and relates to the technical field of data processing.The method comprises the following steps: obtaining original singing audio and user audio, obtaining song sentences, obtaining first matching frequency spectrum segments corresponding to the song sentences, and obtaining second matching frequency spectrum segments corresponding to the song sentences; obtaining first frequency spectrum peak points, dividing the first matching frequency spectrum segments into first front frequency spectrum segments and first rear frequency spectrum segments, obtaining second frequency spectrum peak points, dividing the second matching frequency spectrum segments into second front frequency spectrum segments and second rear frequency spectrum segments; obtaining front frequency spectrum difference values, obtaining rear frequency spectrum difference values, and judging whether the front frequency spectrum difference values and the rear frequency spectrum difference values are smaller than a preset threshold value; if not, generating target front frequency spectrum segments and target rear frequency spectrum segments, constructing target sentence audio according to the target front frequency spectrum segments and the target rear frequency spectrum segments, and obtaining matching audio according to the target sentence audio.The application has the advantages of good song tone matching effect, rhythm deviation repair, original singing style reservation and user tone matching effect.
Owner:CHENGDU YINYUE CHUANGXIANG TECH CO LTD

Method for calculating output power limit and semiconductor process equipment

ActiveCN119916859BMeet heating power requirementslimit volatilityTemperatue controlComplex mathematical operationsTemperature controlProcess equipment
The application provides an output power limit value calculation method and a semiconductor process equipment, which are applied to a heating disc, the heating disc comprising a first heating element and a temperature sensor, the temperature sensor being used for detecting the temperature of the first heating element, the method comprising: obtaining historical operation data of the first heating element; wherein the historical operation data comprises historical output power and a temperature value detected by the temperature sensor; determining a heat consumption power required when the first heating element is heated based on the output power and the heating speed of the first heating element in the historical operation data, taking the heat consumption power as a power lower limit value of the first heating element in the heating stage; and calculating a heat supply power of the first heating element at a preset heating speed based on the heat consumption power, taking the heat supply power as a power upper limit value of the first heating element in the heating stage. The application can avoid large fluctuations in the temperature of the first heating element, and improves the stability of temperature control.
Owner:BEIJING NAURA MICROELECTRONICS EQUIP CO LTD

Citric acid fermentation refining device

The utility model discloses a kind of citric acid fermentation fine filter devices, belong to citric acid production technical field.Device is composed of fermentation unit and fine filter unit: fermentation unit contains seed tank and fermentation tank, the feed inlet of seed tank is connected with syrup turbid liquid pipe, the feed inlet of fermentation tank is connected with syrup clear liquid pipe and syrup turbid liquid pipe, seed tank and fermentation tank are configured with steam, compressed air, defoaming agent, emptying and circulating water pipeline.Fine filter unit first removes most solid impurities with primary plate-and-frame filtration, then ceramic membrane fine filtration and anion and cation exchange impurity removal.Two-stage filter-pressing acid residue is dried after being thickened and then filter-pressing to be feed, and two-stage filtrate respectively enters subsequent process.The device can greatly reduce labor cost and failure rate, improve citric acid purity and yield, and meet the needs of large-scale, high-quality and green production.
Owner:MYANDE GRP CO LTD

A fragrance liquid assisted preservation suction device

This invention belongs to the field of storage equipment technology, and specifically relates to an auxiliary preservation and suction device for fragrance liquids. It includes a movable base and a storage container. The storage container is placed on the movable base, and its top is equipped with a pipe interface. A connector is attached to the pipe interface, and a nitrogen pipeline is connected through the connector. A suction device is connected to the storage container through the pipe interface. The suction device includes a suction tube, a slanted tee, a shut-off valve, a buffer bottle, a three-way valve, and a pressure gauge. This invention injects nitrogen into the storage container before and after it is opened, via an external nitrogen pipeline, forming a nitrogen covering layer that effectively isolates the liquid from air. Because nitrogen is chemically very stable, it stabilizes the liquid, preventing fluctuations and evaporation. A negative pressure source is connected to a negative pressure pipeline, creating negative pressure inside the storage container. The liquid is then suctioned out via the suction tube using the negative pressure suction principle, facilitating the storage and use of fragrance liquids.
Owner:NINGBO FEN CHANG NING FLAVOR CO LTD

A high-efficiency heat exchanger

The utility model relates to heat exchanger technical field, and disclose a kind of high-efficiency heat exchanger, including storage tank, the bottom of storage tank is fixedly connected with first connecting pipe, one end of first connecting pipe is fixedly connected with three-way connecting pipe, both ends of three-way connecting pipe are fixedly connected with second connecting pipe, the upper portion of storage tank is provided with hopper, the top of storage tank is provided with connecting structure, and connecting structure is connected with hopper, the outside of hopper is fixedly provided with two limit protruding blocks, the top of hopper is provided with crosspiece, the both ends of crosspiece are fixedly provided with buckling plate, in the reaction process of DMTO device, when material is guided into storage tank interior through hopper, reciprocating press hopper, to improve flowability, then start punch gas source, solid calcium hydroxide particles in storage tank interior are sprayed into heat exchanger interior through second connecting pipe, to impact catalyst adhered on heat exchanger tube bundle, make it fall off, improve heat exchanger efficiency, avoid water system fluctuation, water quality deterioration simultaneously.
Owner:NINGXIA BAOFENG ENERGY GROUP CO LTD

A vacuum box sampler for precisely controlling flow

ActiveCN224500085Uconsistent tensionEnsure true reflection
The utility model discloses a vacuum box sampler of accurate control flow belongs to gas sampling technical field, including vacuum box, the inside bottom wall fixed mounting of vacuum box has extrusion subassembly, one side of vacuum box is provided with round slot, the inside fixed connection of round slot has air inlet component, through setting extrusion subassembly, make the clamping plate relative movement to the gas bag is clamped, and utilize pressure sensor monitoring the tension of gas bag expansion time to dynamic adjustment clamping plate extrusion force to gas bag, can ensure that the tension that gas bag produced in the inflation process keeps consistent, guarantees the stability of gas flow, and then improves the accuracy and reliability of sampling process to effectively avoid the gas flow fluctuation caused by gas bag tension change, ensure that the real reflection of sampling result, through setting up air inlet component, rotates first connecting head and can realize its quick separation with second connecting head, and the operation is simple and convenient, and the use is convenient.
Owner:HENAN HELISHENG TESTING TECHNOLOGY CO LTD

Data reporting method of photovoltaic cleaning robot, photovoltaic cleaning robot and system

The invention discloses a data reporting method of a photovoltaic cleaning robot, the photovoltaic cleaning robot and a system, and belongs to the technical field of robot communication. The data reporting method of the photovoltaic cleaning robot comprises the steps of determining a relay robot in a plurality of adjacent robots under the condition that a communication link with a server is detected to meet a triggering condition, and establishing a near field communication link with the relay robot; determining a relative position relation with the relay robot; based on the relative position relation, the motion state of the robot itself is adjusted, so that the robot itself moves along with the relay robot in the mobile operation environment, and the communication stability of a near field communication link is kept; and sending the to-be-reported data to the relay robot through the near field communication link, so that the relay robot uploads the to-be-reported data to a server. Through stable near field communication between the photovoltaic cleaning robots, the data of the photovoltaic cleaning robots can be timely and completely reported to the server.
Owner:SUNPURE TECH CO LTD

Grinding device for detecting oil content of vegetable protein food

The grinding device for detecting the oil content of the vegetable protein food comprises a main body, a running mechanism, an adjusting mechanism and an auxiliary assembly, the running mechanism comprises a rotating piece, a conveying piece, a fixed piece, a movable piece and a roller bearing, and the adjusting mechanism comprises a threaded sleeve, a first spring, a positioning frame and a feeding box. The auxiliary assembly comprises a second spring, a push plate, a material receiving box and a supporting rod, under the mutual cooperation effect of the mechanisms, the device can evenly feed a sample into the grinding cavity, fluctuation caused by manual adding is avoided, the sample is evenly stressed in the grinding process, the uniformity of grinding particles is improved, the subsequent grease extraction efficiency is improved, and in addition, the device is convenient to use. The device can be used for different samples or different experiment stages in the same equipment, the utilization rate of the equipment is increased, and the influence of different grinding granularities on results can be quickly tried at the stage of developing a detection method.
Owner:SHANGHAI TIANZHI GREEN FOOD CO LTD

Gas electrical adjusting mechanism

The utility model relates to the technical field of fuel gas adjustment, in particular to an electrical fuel gas adjusting mechanism. According to the technical scheme, a valve body is included, an air inlet pipe is welded to the position, close to the lower surface, of one side of the outer surface of the valve body, a flowmeter is fixedly connected to the tail end of the air inlet pipe, and an air outlet pipe is welded to the position, close to the upper surface, of the side, away from the air inlet pipe, of the outer surface of the valve body; a through hole is formed in the axis position of the upper surface of the cover plate, a valve rod is movably inserted into the through hole, the two ends of the valve rod are fixedly connected with a rack and a conical valve element respectively, and a housing is fixedly installed on the upper surface of the cover plate. According to the utility model, the flow rate of the used gas can be automatically adjusted according to the instantaneous flow rate of the supplied gas in the gas pipeline, the fluctuation of the used gas flow rate caused by the fluctuation of the gas pressure in the gas pipeline is avoided, the stable supply of the used gas flow rate is ensured, and the energy consumption is saved.
Owner:CHENGDU GAS DESIGN INST CO LTD

Tubular heating furnace burner assembly with automatic ignition function

ActiveCN224215870UStable process parametersshorten ignition timeControl devices for furnacesCombustorSolenoid valve
The utility model provides a tubular heating furnace burner assembly with an automatic ignition function, which comprises a main control panel and a plurality of groups of burners, the main control panel is provided with a plurality of groups of burner control and display components, and each group of burner control and display component is respectively connected with the corresponding burner; and each group of combustors comprises a pulse igniter, a thermocouple electromagnetic valve, an ignition probe and a combustor nozzle. After an ignition switch is started, a pulse igniter discharges, an ignition probe forms electric sparks near a burner nozzle, meanwhile, a fuel gas adjusting valve is opened, and ignition can be completed, so that the ignition time is saved, the one-time ignition success rate is increased, and the stability of technological parameters of a heating furnace is guaranteed; fluctuation of technological parameters such as flow, temperature and pressure of a heating furnace system caused by long-time unsuccessful ignition is avoided, and unqualified product quality of the device is influenced. By adding the thermocouple induction needle, the thermocouple electromagnetic valve can be cut off immediately when the heating furnace flames out, and safe and stable operation of the device is protected.
Owner:NORTH HUAJIN CHEM IND CO LTD

Circuit emergency protection device for electric leakage detection equipment

The invention relates to the technical field of electric leakage detection, in particular to a circuit emergency protection device for electric leakage detection equipment, which comprises a box body, a circuit protection mechanism is mounted in the box body, the circuit protection mechanism comprises a first partition plate, and the first partition plate is fixedly mounted in the box body. A side plate is fixedly installed on the side portion of the first partition plate, the motor is fixedly installed at the bottom of the side plate, a first belt wheel is fixedly installed at the output end of the motor, and the first gear is fixedly installed at the bottom of the first belt wheel and rotationally connected with the bottom of the box body. Through the arrangement of the circuit switching mechanism, the detection circuit can be replaced in time when the detection device is damaged, the timely replacement of the detection circuit facilitates the maintenance of the stability of the system, each link in the power distribution process can be ensured to be effectively monitored, the fluctuation of the power system caused by detection deficiency is avoided, and the reliability of the system is improved. And stable distribution of electric power is ensured.
Owner:CHANGCHUN HAIYUN ELECTRIC CO LTD

Method for preventing loop fluctuation between saw back steel finishing mill frames

The invention belongs to the technical field of metallurgical steel rolling, and particularly relates to a method for preventing loop fluctuation between saw back steel finishing mill racks, which comprises the following steps of: (1) determining different furnace staying time of a second heating section and a soaking section according to different Mo contents of various steel types of saw back steel, and increasing the furnace temperature of a high-temperature section as much as possible in a performance allowable range; the higher the Mo content is, the longer the furnace staying time is; (2) in order to effectively avoid precipitation of M7C3 short rod type alloy carbides in a finish rolling area, the target temperature of a rough rolling outlet and the target temperature of a finish rolling outlet of each steel grade are determined; and (3) according to the thickness of each steel type, determining the AGC compensation coefficient of each rack when each steel type has no loop fluctuation and the thickness precision completely meets the requirement. According to the method, the Mo content is distinguished, the furnace staying time and the target furnace temperature of the high-temperature section of the heating furnace are determined, the rough rolling outlet temperature and the finish rolling outlet temperature are determined again, the AGC compensation coefficient of each rack is adjusted and optimized, and the loop fluctuation problem occurring when the saw back steel is rolled on the finish rolling rack is essentially solved.
Owner:SHANXI TAIGANG STAINLESS STEEL CO LTD

Composite photovoltaic frame pultrusion production line

ActiveCN224689693UImprove layout flexibilitycompact layoutGlass fiberProduction line
The utility model discloses a kind of composite photovoltaic frame pultrusion production lines, including the glass fiber yarn frame, pultrusion mould, traction machine and cutting machine arranged in sequence;Felt frame and dehumidification integrated device are provided between the glass fiber yarn frame and pultrusion mould, felt frame and dehumidification integrated device include dehumidifier and felt frame, and the top and bottom of dehumidifier are respectively provided with felt frame;Production line further includes glass fiber yarn tension adjusting device, which is arranged close to pultrusion mould.Dehumidifier and felt frame are integrated design, compact structure, small floor area, and glass fiber yarn tension adjusting device is close to pultrusion mould, and the adjustment effect of yarn tension is more direct.
Owner:QINGDAO HOUZE JINYE NEW MATERIAL TECHNOLOGY CO LTD +1

Temperature adjusting method, device and equipment, fresh air conditioner and computer program product

The invention relates to a temperature adjusting method, device and equipment, a fresh air conditioner and a computer program product, the fresh air conditioner comprises a condensate water pipeline and a fresh air pipeline, and condensate water in the condensate water pipeline exchanges heat with fresh air in the fresh air pipeline. According to the method, the working frequency of a compressor in the fresh air conditioner can be adjusted according to the heat load brought by fresh air entering a room, so that the heat load can be balanced when condensate water generated by working of the compressor exchanges heat with fresh air in a fresh air pipeline, and the heat load is determined according to at least one of the fresh air volume and the outdoor environment temperature. By means of the arrangement, the working frequency of the compressor can be adjusted according to at least one of the fresh air volume and the outdoor environment temperature, then condensate water needed for balancing the heat load is generated, the condensate water and the fresh air conduct heat exchange to take away the heat load of the fresh air, indoor temperature fluctuation is avoided, and the refrigeration effect is ensured.
Owner:GREE ELECTRIC APPLIANCE INC OF ZHUHAI

Condensation reheating air conditioner coil pipe and air conditioner

The utility model discloses a condensation reheating air conditioner coil pipe and an air conditioner, and belongs to the technical field of tail end direct expansion air conditioner units, the condensation reheating air conditioner coil pipe comprises a drainage disc assembly, an evaporation coil pipe and a reheating coil pipe which are connected are arranged on the drainage disc assembly side by side, and the evaporation coil pipe and the reheating coil pipe are located on the air inlet front side and the air inlet rear side respectively. The evaporation coil is communicated with an evaporation air pipe, the reheating coil is communicated with a reheating air pipe, an evaporation liquid pipe is arranged between the evaporation air pipe and the reheating air pipe, the evaporation liquid pipe, the evaporation liquid distribution pipe assembly and the reheating liquid distribution pipe assembly are communicated with one another, the evaporation liquid distribution pipe assembly is communicated with the evaporation air pipe through a first capillary pipe, and the reheating liquid distribution pipe assembly is communicated with the reheating air pipe through a second capillary pipe. And the reheating liquid distribution pipe assembly is communicated with the reheating coil pipe through a second capillary pipe. The constant-temperature and constant-humidity air conditioner is suitable for air conditioners, and can achieve the purpose of energy conservation on the premise that the requirements of customers for constant temperature and constant humidity are met.
Owner:NANJING TICA AIR CONDITIONING CO LTD

Equipment and method for detecting water level in rock stratum drilling hole

The invention relates to the technical field of drilling fluid level detection, and discloses a rock stratum drilling hole water level detection device which comprises a device body, the bottom of the device body is connected with a water level detection assembly through a hanging assembly, and the water level detection assembly comprises a machine body and a guide wheel set located on the periphery of the machine body. The guide wheel set is used for guiding the machine body when the machine body enters a well drilling hole to move axially. The guide wheel sets are arranged on the periphery of the machine body in an array mode and connected with the machine body through the telescopic mechanism, and the telescopic mechanism comprises a displacement plate, a connecting rod, an arc-shaped sliding rail and a supporting frame. Therefore, the guide wheel set can adapt to well drilling holes of different sizes, the application range of the guide wheel set is wider, practicability is better, and meanwhile it is guaranteed that data are more accurate when the guide wheel set measures the water level.
Owner:CHIFENG BRANCH OF CHINA NATIONAL NUCLEAR LAND ECOLOGICAL TECHNOLOGY CO LTD