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74results about How to "Increase the maximum capacity" patented technology

Mechanical seal structure of spike-shaped distribution microporous end surface

ActiveCN102022548AImprove non-contact stabilityImprove wear resistanceEngine sealsCentre of rotationSolid particle
The invention provides a mechanical seal structure of a spike-shaped distribution microporous end surface, comprising a moving ring and a static ring which are mechanically sealed, wherein the one side of the end surface of the moving ring and one side of the end surface of the static ring are high pressure sides, namely upstream; the other side of the end surface of the moving ring and the otherside of the end surface of the static ring are low pressure sides, namely downstream; at least one end surface of the moving ring or static ring is provided with a group of spike-shaped micropores which are symmetrically distributed based on a rotation center and composed of inclined hydrodynamic micropores and nondirectional decompressed micropores, wherein the decompressed micropores are arranged at the tail ends of the hydrodynamic micropores; the spike-shaped micropore group forms a ring belt which is arranged on the upstream of the end surface; and the downstream of the ring belt is provided with an annular seal dam with a smooth plane. The mechanical seal structure has the beneficial effects that seal disturbance-resistant capability and stability are improved by controlling fluid hydrodynamic effect of the microporous end surface and increasing damp; the capability and advantage that micropores can prevent solid particles can be fully performed; and the fluid hydrodynamic effect and disturbance resistivity are enhanced so that noncontact stability and wear resistivity of seal are improved, the service life is prolonged, and the reliability of the seal is improved.
Owner:海宁市黄湾镇资产经营有限公司

Refrigeration circulating system and application thereof

The invention relates to a refrigeration circulating system and an application thereof. The refrigeration circulating system comprises a condenser, an evaporator and an expansion valve. The refrigeration circulating system is characterized by also comprising a compressor unit, wherein the compressor unit comprises a capacity-controllable single-cylinder first rotary compressor and a capacity-fixed second rotary compressor, and the first rotary compressor and the second rotary compressor are simultaneously connected into the refrigeration circulating system; the first rotary compressor comprises a seal housing, and an electric motor part and a compressing mechanism part are arranged in the seal housing; the compressing mechanism part comprises a cylinder, a round piston, a slide spring, a crank shaft, a main bearing and a supplementary bearing, wherein the round piston is capable of making eccentric rotation in a compressing cavity of the cylinder, the slide spring abuts against the back part of a slip sheet, the front end of the slip sheet can be connected with the circumference of the piston, the crank shaft is used for driving the piston to rotate, and the main bearing and the supplementary bearing are used for supporting the crank shaft; and the first rotary compressor is provided with a pressure switching device. The invention has the characteristics of low manufacturing cost and wide application range, and improves the energy efficiency and the comfort of the air conditioner.
Owner:GUANGDONG MEIZHI COMPRESSOR

Systematic method for improving taking off and landing utilization rate of busy airport runway

ActiveCN105810020AImprove take-off and landing utilizationIncrease the number of take-offs and landingsAircraft traffic controlExhaust gas emissionsSystematic code
The invention relates to a systematic method for improving taking off and landing utilization rate of busy airport runway. The method comprises the steps: a database is established; flights planning to take off are numbered and queued according to declared actual take-off time sequence; the landing flights are priority; flights over one side of A end of a runway are allowed to land; flights on B end of the runway are allowed to take off; flights over one side of the B end of the runway are allowed to land; and flights on the A end of the runway are allowed to take off. The effects of the method comprise that: maximum capacity and saturated peak of the runway can be increased 50% based on the maximum value of method in the prior art. Compared with the method in the prior art, in the same period, sorties of flight is increased, the same amount of fights are permitted to pass, and the total average time is shorted. The shortened time is corresponding to the reducing fuel consumption and exhaust gas emission, and the operation cost of carriers can be reduced. For carriers, the method improves efficiency, reduces non-effective consumption, does not improve costs and safety risk and reflects the systematic increasing characteristic.
Owner:CIVIL AVIATION UNIV OF CHINA

Swinging type plastic dustbin

The invention discloses a swinging type plastic dustbin. The swinging type plastic dustbin is characterized by comprising a base, two vertical supporting pieces, a dustbin body, a dustbin body top cover and a battery inlet assembly, wherein the two vertical supporting pieces are mounted on the base, the dustbin body is rotatably mounted between the two vertical supporting pieces, the dustbin body top cover is mounted above the dustbin body and is supported by the two vertical supporting pieces, a temperature and humidity meter and a light reflection device are arranged on the dustbin body top cover, and the battery inlet assembly is mounted at the dustbin body. The appearance design of the swinging type plastic dustbin is compact and tough so as to stand out the functionality and the manufacturability of the swinging type plastic dustbin; a problem that the operation is inconvenient when the dustbin body is fixed by one hand and a lining bucket is taken by the other hand during cleaning is solved; due to a reinforcing rib structure design, the dustbin is firm and durable after being mounted, and additionally, due to the particularity of a swinging bucket, instability caused by impaction is avoided; furthermore, the swinging type plastic dustbin has various functions, and the structure strength is further reinforced so as to effectively meet the requirements of customers.
Owner:上海奥图环卫设备股份有限公司

Current waveform real-time monitoring-based power system

The invention discloses a current waveform real-time monitoring-based power system, relates to the technical field of power distribution systems and aims at solving the problem of power loss caused byan estimation error in the reactive compensation process due to the fact that a certain error exists in a reactive compensation capacity value obtained through estimation. According to the main points of the technical scheme, the power system comprises a power plant, at least one transformer, at least one user side, a current waveform real-time collector, a classification and measurement module,a data statistics module and a master control module, wherein the current waveform real-time collector is in communication connection with the classification and measurement module; the classificationand measurement module is in communication connection with the data statistics module; the data statistics module is in communication connection with the master control module; and the master controlmodule is in communication connection with the transformers. The current waveform real-time monitoring-based power system has the effects of accurately analyzing and calculating the reactive compensation capacity and improving the power quality.
Owner:张作夷

Preparation method and application of P-doped FeS/Co3S4/Co9S8 composite material

The invention discloses a preparation method of a P-doped FeS / Co3S4 / Co9S8 nano composite material and an application of the P-doped FeS / Co3S4 / Co9S8 nano composite material in a high-voltage water system symmetric supercapacitor. Foamed nickel is used as a substrate, ferric salt and cobalt salt are used as metal sources, ammonium fluoride and urea are used as precipitants, sodium sulfide is used as a vulcanizing agent, and sodium hypophosphite is used as an inorganic phosphorus source. The preparation method comprises the following steps: firstly, obtaining a FeS / Co3S4 / Co9S8 three-phase nano composite material which uniformly grows on a foamed nickel substrate; and then obtaining the P-doped FeS / Co3S4 / Co9S8 nano composite material with the tremella structure by using a chemical vapor deposition method. The prepared P-doped FeS / Co3S4 / Co9S8 nano composite material is assembled into a three-electrode system, electrochemical performance evaluation is carried out in a 1M KOH electrolyte, the maximum capacity reaches 531 F / g (10A / g) in the potential interval of-1-0V, and the capacity retention rate is 71.36% after 20 thousand cycles; and in the potential interval of 0-0.55 V, the initial capacity is 1028.78 F / g (10A / g), and the capacity is increased to 2492.73 F / g after 20000 cycles, namely the capacity retention ratio is 242.3%.
Owner:CHINA THREE GORGES UNIV

Online capacity optimization device for electric vehicle storage battery pack

ActiveCN106515479AMaximize capacityThe capacity is controlled to charge and discharge to maximize the maximum capacityCells structural combinationElectric vehicle charging technologyElectricityCapacity value
The invention discloses an online capacity optimization device for an electric vehicle storage battery pack. The online capacity optimization device conducts capacity optimization control over the storage battery pack while the storage battery pack supplies power to a motor of an electric vehicle. The online capacity optimization device comprises a collection module, a storage module, a calculation module, an optimization control module, a test module, a main control unit, a touch control display screen and an upper computer. The main control unit obtains the maximum value, the minimum value and the average value among the maximum capacity values of all single batteries and judges whether capacity optimization control over the battery pack needs to be started or not; and the test module is used for detecting and judging whether the single battery with the minimum maximum capacity value can be first fully charged and first thoroughly discharged or not in charging and discharging work, and if yes, battery pack capacity optimization is completed. According to the online capacity optimization device, charging and discharging control is conducted over the capacities of the single batteries to enable the single battery with the minimum maximum capacity value to be first fully charged and first thoroughly discharged in charging and discharging work, and therefore battery pack capacity maximization is achieved.
Owner:YANCHENG INST OF TECH

Container type energy storage device

The invention discloses a container type energy storage device. The container type energy storage device comprises a box body, wherein a containing cavity is defined by the box body; a battery clusterarranged in the containing cavity; a confluence cabinet arranged in the containing cavity and connected with the battery cluster; a door-mounted air conditioner, wherein an outward opening door is arranged on the side wall of the box body, and the door-mounted air conditioner is arranged on the outward opening door; and a central control cabinet used for supplying power to the container type energy storage device and carrying out environment detection on the container type energy storage device to obtain detection information. According to the container type energy storage device, the door-mounted air conditioner is arranged on the side wall of the box body of the container type energy storage device, so that the space occupied by the air conditioner in the box body is reduced, more battery racks can be accommodated in the box body, and the maximum capacity of the container type energy storage device is improved; and compared with an energy storage device provided with an industrial air conditioner, the container type energy storage device has the advantage that more electric quantity can be accommodated under the same volume.
Owner:SHENZHEN CLOU ELECTRONICS

Unsymmetrical compound machine heads of passageway of wide rubber sheet extruder

ActiveCN102152461AExtended Width SpecificationsIncrease the maximum capacityEngineeringRubber sheet
The invention discloses unsymmetrical compound machine heads of a passageway of a wide rubber sheet extruder, comprising a plurality of extruding machine heads arranged in parallel, wherein a crossing part of passageway chambers between the adjacent extruding machine heads is connected by a mixer or a material stream divider; the passageway chamber of the outermost side extruding machine head uses an unsymmetrical structure; and passageway chambers of the middle extruding machine heads use a symmetrical structure. The unsymmetrical structure of the passageway chamber is that the top part of the passageway chamber deviates from an extruding central line to the outside; and the angle between an opening direction of the passageway in the passageway chamber and the extruding central line is greater than the angle between the opening direction of the outside passageway and the extruding central line. The extruding machine head in the invention uses the unsymmetrical passageway structure so that two or a plurality of passageways are extruded in parallel; the width scale of the rubber sheet is skillfully enlarged; the maximal yield is improved; the manufacturing cost and the processing difficulty are decreased; and the compound strength and the rubber sheet quality are guaranteed under enough pressure and space.
Owner:CHINA CHEM GUILIN ENG

Microbial fermentation treatment system for domestic organic waste

The invention discloses a microbial fermentation treatment system for domestic organic waste. The microbial fermentation treatment system comprises a fermentation tank body, a gas storage plate mounted in the fermentation tank body, a water pressure room mounted in the fermentation tank body and a sprue splitter plate for splitting the fermentation tank body, wherein the fermentation tank body is of a circular ring shaped structure; the top of a bacteria distribution pipeline is connected with the water pressure room; the bottom of the bacteria distribution pipeline is connected with a bacteria distribution pipeline which is distributed in a path direction of the fermentation chamber; a plurality of bacteria distribution holes which are through in a vertical direction are formed in the bacteria distribution pipeline; a one-way valve for controlling biogas slurry in the water pressure room to flow into a charge hole in a unidirectional manner is arranged on a water-draining tube of the charge hole; a one-way valve for controlling biogas slurry in a discharge hole to flow into the water pressure room in the unidirectional manner is formed in a water-draining tube of the discharge hole; a one-way valve for controlling the biogas slurry in the fermentation chamber to flow into the water pressure room in the unidirectional manner is arranged on the bacteria distribution device.
Owner:方华椿
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