725results about How to "Improve the use environment" patented technology

The invention discloses an electrohydraulic-combined brake control method of a battery electric vehicle and belongs to the technical field of electric vehicle control. During braking of an electric vehicle, stability of a vehicle body is guaranteed, part of braking energy can be recycled during braking by the aid of reversible power characteristics of a wheel hub motor, charging strategy can be optimized according to the size of electric current generated, kinetic energy consumed during braking can be converted into electric energy to be stored, and the purpose of increasing continuous driving range can be achieved. Relevant signals measured by a sensor and about a brake pedal, travel speed, wheel speed, brake cylinder pressure, battery end voltage, battery charging current, torque of a motor and the like are transmitted to a control system, the status of the vehicle body, wheels and a battery are monitored in real time by a controller, different barking requirements, energy recycling process braking security maintenance are realized by adjusting motor electromagnetic braking torque and hydraulic mechanical braking torque through an electrohydraulic-combined system, and higher efficiency can be achieved in utilization of energy of the electric vehicle.

The invention discloses a comprehensive energy-saving device for recovery of waste heat of an ultrasonic dish-washing machine. The comprehensive energy-saving device is composed of a flushing and cleaning segment, a round pipe heat exchanger, a heat pipe exchanger, an exhaust outlet, a hot air inlet, a hot water outlet pipe, a flushing water tank and an overflow pipe. Inflow water of the dish-washing machine enters the round pipe heat exchanger first and then enters the efficient phase-change heat-exchange heat pipe exchanger after being heated by overflow water in the round pipe heat exchanger, and the inflow water absorbs heat of hot steam and hot exhaust air from the air side of the evaporation segment on the condensation segment and flows out of the hot water outlet pipe after being further heated. Feedwater is heated by heating pipes in an electric heater to reach a specified temperature after undergoing secondary heat recovery heat exchange by the utilization of waste heat resources, and then the feedwater respectively flows to a cleaning pipe spray nozzle and a water inlet pipe of an ultrasonic washing segment through two paths, so that the requirements for hot water supply and supplement of hot water to the ultrasonic washing segment are met. The comprehensive energy-saving device fully utilizes the waste heat resources of the dish-washing machine, reduces electric heating power, obviously reduces energy consumption of the dish-washing machine, achieves hot water cooling and hot air humidity reducing discharge and is simple in structure and easy to implement.

The invention discloses a low temperature type lithium ion battery electrolyte with high temperature property and lithium ion battery. The electrolyte is made by uniformly mixing and confecting electrolytic salt, non-water organic solvent, alkali additive and film-forming additive, the electrolytic salt is mixed lithium salt made by uniformly mixing lithium tetrafluoroborate and lithium bis(oxalate)borate, and the mol ratio of the two is 96-73: 4-27, the concentration of the mixed lithium salt solution formed by the electrolytic salt and the non-water organic solvent is 0.8-1.2mol/L; the alkali additive is heptamethyldisilazane and the mass ratio of the hepatmethyldisilazane and the non-water organic solvent is 0.1-8%; the mass ratio of the film-forming additive and the non-water organic solvent is 0.1-5%; and the lithium ion battery comprises an anode, a cathode, a diaphragm and low temperature type lithium ion battery electrolyte with high temperature property. The invention has reasonable design, simple preparation method steps and convenient implementation, and the prepared electrolyte and lithium ion battery have favourable comprehensive performances.

The present invention belongs to the field of non-ferrous metal material, and is especially low temperature aluminum producing process and special aluminum electrolyzing bath. The present invention features the low temperature aluminum electrolyzing process at 700-850 deg.c in molten potassium cryolite salt system with alumina as material. The aluminum electrolyzing bath consists of cathode, wires, anode, electrolytic bath, electrolyte and aluminum liquid collecting tank. The present invention uses molten potassium cryolite salt system as electrolyte with high electric conductivity, great alumina dissolubility and great alumina dissolving rate to overcome the demerits of low temperature aluminum electrolysis. The low temperature aluminum electrolysis creates the condition for using inertial material. The present invention can realize high current efficiency, low power consumption and low cost.

The invention discloses an intelligent failure maintenance monitoring method. Through code scanning failure report, failure information is sent to a cloud platform timely. The cloud platform generates a failure report work order after receiving the failure information, performs automatic identification on the failure report work order, generates a maintenance work order for real failure report, closes the work order for false failure report, and sends notification for manual identification for suspected failure report. The maintenance information is received by a maintenance terminal and code scanning maintenance is performed. The cloud platform pushes and updates work order information in real time and realizes real time monitoring of maintenance condition and maintenance results. The maintenance condition is inquired through a wechat platform. According to the invention, quick failure report, failure report identification, real time monitoring and maintenance condition and maintenance result push are achieved, and update cost and maintenance cost for a public device failure report system are reduced substantially, public device utilization rate is improved, resource waste is reduced and a good public resource use environment is provided with citizens.

The invention discloses an image processing method and electronic equipment. The image processing method is applicable to the first electronic equipment with an image acquisition module and includes: acquiring a first video image through the image acquisition module of the first electronic equipment; identifying the first object in the first video image, and calculating the first parameter of the first object in the first video image; determining the first area in the first video image on the basis of the first parameter; performing first processing on the first area in the first video image to obtain a second video image. By the method, the user, namely the first object, using the first electronic equipment can be determined in the first video image, the first area, namely the image area of the background environment where the user is located, in the first video image is determined according to the first parameter of the first object, the background environment where the user is located can be processed as an unreal or illegible environment, personal privacy such as the environment where the user is located can be prevented from leaking, the application environment of the video call function of the electronic equipment is expanded, and user experience is increased.

The invention discloses gas chromatography (GC)-ion mobility spectroscopy (IMS) combined-use equipment. The equipment includes: a gas chromatography device, which is used for pre-separating a to-be-detected sample to form a pre-separated sample; an ion mobility spectroscopy device, which is in fluid communication with an outlet of the gas chromatography device, and is used for detecting the pre-separated sample; and a circulating gas path module, which is in fluid communication with a discharged-gas interface of the ion mobility spectroscopy device, and is used for processing discharged gas discharged by the ion mobility spectroscopy device. The circulating gas path module is also in gas communication with the gas chromatography device, and is used for delivering partial discharged gas tothe gas chromatography device to use the same as carrying gas to enable the to-be-detected sample to enter the gas chromatography device under the driving action of the carrying gas. According to thegas chromatography-ion mobility spectroscopy combined-use equipment, a miniaturization degree and portability are improved.

The invention belongs to the technical field of surface treatment and particularly relates to a neodymium iron boron rare earth permanent magnet surface anti-corrosion coating and a preparation method thereof. The neodymium iron boron rare earth permanent magnet surface anti-corrosion coating is composed of a bottom coating and a top coating, the thickness of the bottom coating is in a range from 10mum to 25mum, the chemical components of the bottom coating comprise 55% to 65% of one or two types of metals of zinc and aluminum, 0% to 5% of one or a plurality of types of metals of nickel, chromium, molybdenum, neodymium, praseodymium, cobalt and titanium and 34% to 40% of neutral resins, the thickness of the top coating is in a range from 5mum to 15mum, and the chemical components of the top coating comprise 55% to 65% of one or a plurality of types of metals of zinc, aluminum, titanium, molybdenum, nickel, cobalt and chromium and 35% to 45% of phenolic resins or acrylic resins. The preparation method includes that firstly the surface of a permanent magnet is preprocessed, a centrifugal immersion tossing is utilized to prepare the bottom coating, and a rolling spraying process is utilized to prepare the top coating. The neodymium iron boron rare earth permanent magnet surface anti-corrosion coating and the preparation method thereof have the advantages that by means of double layers of coatings, the corrosion resistance is high, the surface binding force is high, the usage temperature is higher than 200 DEG C, the magnetic property of the neodymium iron boron rare earth permanent magnet is improved, the service life is prolonged, and the service environment is widened.

In order to solve the problem on how to connect a smart device to the platforms of different cloud service providers, the invention provides a smart component for smart home appliances, a smart home appliance, a smart home appliance system and a method thereof. The smart component comprises a controller used for defining a queue data structure, writing status parameters and/or environmental parameters sensed by a sensor in the smart home appliance into the queue data structure in chronological order and creating a process and a socket for each of one or more cloud platforms, and a communication module used for transmitting the status parameters and/or environmental parameters written in the queue data structure to the one or more cloud platforms in parallel by using the processes and the sockets created by the controller. By adopting the smart component, the smart home appliance, the smart home appliance system and the method thereof provided by the invention, the problem on how to connect a smart device to the platforms of different cloud service providers can be solved.

The invention belongs to the technical field of batteries, in particular to a mixing battery pack of lead-acid batteries and lithium batteries. The mixing battery pack is characterized in that output ends of a lead-acid battery pack and a lithium battery pack are connected in parallel, and the lead-acid battery pack and the lithium battery pack are restrained at a total voltage part; or a weighting resistor is connected in parallel for restraining at a connecting point of a least common multiple of unit batteries in the lead-acid battery pack and the lithium battery pack so as to ensure that the lead-acid batteries are unitized to protect the lithium batteries, thus the protection is more comprehensive; and the weighting resistor has the function of weighting protection. The mixing battery pack can be jointly charged, and the lithium batteries can also be separately charged and jointly used. The mixing battery pack is used for improving the use environment of the unit batteries in the lithium battery pack, ensures that the lead-acid batteries and the lithium batteries make up for deficiencies and give a full play to respectively advantages and can be widely applied to various occasions using the lead-acid batteries or the lithium batteries.

The invention provides an additive of printing paste as well as a preparation method and a using method of the additive. The additive can be used for solving the problems in the prior art that dust flying exists, a product is easy to aggregate during dissolution and cannot be fully dissolved, and a stirring mixed material has relatively poor uniformity. Polyethylene glycol, propylene glycol, glycerin and triethanolamine in the additive have certain viscosity, can be mixed and dissolved in water, but cannot dissolve sodium alginate, and therefore, after the additive is added, the additive cannot damage the viscosity of the printing paste, also does not enable the sodium alginate to aggregate due to swelling and is beneficial to the improvement of the dispersibility of the sodium alginate in water. The additive has certain moisture absorption and is adhered to the surfaces of particles, and the tiny particles are spliced together through the additive, so that the dust flying is avoided, and the uniformity of the mixed material is improved.

Disclosed herein is an apparatus for controlling a position of a display in a wearable device, including: a display module having the display movably mounted therein; and a movement compensating unit controlling a position of the display depending on movement of a user. Therefore, a smooth image compensation effect may be obtained, the user may accurately confirm contents displayed on the display, a focus of a line of sight of the user viewing the display may be fixed to one place, and fatigue of the user may be decreased to expand a use environment of the wearable device.

The invention discloses graphene radiating material and a preparation method thereof. The graphene radiating material comprises agent A and agent B mixed well at a mass ratio of 1:1, the agent A comprises the following components, by weight: 40-60% of fluorocarbon resin, 30-50% of a mixed solvent, 5-15% of graphene, 0.5-1.5% of a leveling agent, and a 0.5-1.5% of a dispersant; the agent B comprises a mixed solvent and a curing agent at a mass ratio of 10:1. The prepared coating has the advantages such as high thermal conductivity coefficient, high thermal radiation coefficient, god radiating effect, acid and alkali tolerance, salt spray tolerance, impact resistance and high matrix adhesion, and the radiating material is widely applicable and usable.

The invention aims at providing a diesel engine sequential turbocharging structure with an anti-surge function. The diesel engine sequential turbocharging structure comprises a diesel engine body, a turbosuperchager, an intercooler, a release valve, an air valve and a fuel valve, wherein the turbosuperchager comprises a basic supercharger and a controlled supercharger, worm wheels of the basic supercharger and the controlled supercharger are respectively connected with an A line of exhaust manifolds and a B line of exhaust manifolds of the diesel engine body, compressors of the basic supercharger and the controlled supercharger are connected with the intercooler, the intercooler is connected with a gas inlet manifold of the diesel engine body, the A line of exhaust manifolds is communicated with the B line of exhaust manifolds through an exhaust communicating pipe, the release valve is arranged between the compressor of the basic supercharger and the intercooler, the air valve is arranged between the compressor of the controlled supercharger and the intercooler, and the fuel valve is arranged between a worm wheel of the controlled supercharger and the B line of exhaust manifolds. According to the invention, the surge of the basic supercharger can be eliminated, and the use environment of the basic supercharger is effectively improved.

A terminal device for a cellular phone is provided. A video displayed in the terminal display unit of a portable terminal can be enlarged and displayed in the unit display unit of a display unit, and a variety of functions of the portable terminal can be used through the display unit.

The present invention discloses a transparent sound-absorption film surface hydrophobic self-cleaning coating preparation method, wherein nanometer silica is adopted as base particles, other polymer additives are added to improve a hydrophobic effect, and a mixed slurry is sprayed onto a porous polycarbonate sound-absorption surface. The preparation method comprises the following steps: carrying out an ultrasonic cleaning treatment on a porous polycarbonate sound-absorption film, adopting silicon tetraacetate and KH-570 as raw materials to prepare modified nanometer silica particles, mixing a certain amount of polyvinylidene difluoride, N,N-dimethylformamide and butanone according to a certain ratio to prepare a polyvinylidene difluoride mixing solution, mixing a certain amount of the nanometer silica particles and the polyvinylidene difluoride mixing solution, spraying the obtained mixed solution on the porous sound-absorption surface, and drying to form the coating. The transparent sound-absorption film surface hydrophobic self-cleaning coating has a high water contact angle, has high light transmittance, and can not block a micro-pore structure of the sound-absorption surface.

The invention discloses a wind power dedusting system for a rolling process of a cigarettes factory. The wind power dedusting system comprises a deduster connecting pipe, a plurality of branch wind pipes and a plurality of pieces of rolling and packing equipment, wherein each piece of rolling and packing equipment is connected with a branch wind pipe; the wind power dedusting system also comprises a wind compensating pipe with a wind compensating silencer and a main wind pipe; the deduster connecting pipe and the wind compensating pipe are respectively communicated with the main wind pipe; the main wind pipe is respectively communicated with each branch wind pipe through a pipe collector; and the wind compensating pipe is provided with a control valve which is used for automatically switching on to compensate wind when a certain branch wind pipe is stopped. The wind power dedusting system can concentrate wind power for supply, and ensure stable wind quantity, wind pressure and wind speed; the pipeline design is more standardized and unified; and the effective operability and the yield of the rolling and packing equipment are improved, the production cost is reduced and the service environment of workers is improved.

The invention relates to a control method of a gas water heater and the gas water heater. The gas water heater comprises a gas heating unit. The gas heating unit communicates with a water inlet pipe and a water outlet pipe. An electric heater used for conducting fast heating on inlet water is arranged on the water inlet pipe. When the thermal load of the gas heating unit reaches the maximum value and the water outlet temperature does not reach the set value, the electric heater on the water inlet pipe is started to conduct fast heating on the inlet water, the operating power of the electric heater is adjusted according to the water outlet temperature detection value, and accordingly the water outlet temperature reaches the set value. Through the arrangement and the control method, the purposes that the electric heater is controlled, and auxiliary electric heating is conducted on water flowing through the water inlet are achieved, the water inlet temperature of the gas water heater is remarkably increased, the power of the gas water heater is improved, and the application environment of the gas water heater is broadened. Meanwhile, the gas water heater is simple in structure, the control method is concise, the effect is remarkable, and the control method of the gas water heater and the gas water heater are suitable for application and popularization.

The invention discloses an automatic preparation method of a SiCf/SiC composite material flame tube. The preparation method comprises the following steps: preparing an interface layer from SiC fibersby adopting chemical vapor deposition, so as to obtain SiC fibers with a continuous interface layer; performing unidirectional tape laying and filament winding on the SiC fibers with the continuous interface layer according to the fiber volume and fiber orientation obtained by simulation calculation, so as to obtain net size forming preform; performing densifying treatment on the obtained preformby adopting a reactive melt infiltration process and the chemical vapor deposition process; preparing an environmental barrier coating on the surface of the obtained preform; finally, continuously preparing a thermal barrier coating on the surface, thereby fully intelligently obtaining the high-density SiCf/SiC composite material flame tube. The SiCf/SiC composite material flame tube prepared withthe method disclosed by the invention has the characteristics of high temperature resistance and long service life and also has the advantages such as low thermal expansion coefficient, high thermalconductivity, high thermal shock resistance and excellent mechanical property. Meanwhile, the preparation method is high in degree of automation, short in production cycle, low in cost and controllable in quality.