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111results about How to "Increase air content" patented technology

Grading recycle device for electric flocculation and electric floatation purification bathing and washing wastewater

The invention discloses a grading recycle device for electric flocculation and electric floatation purification bathing and washing wastewater, which is characterized in that one part of effluent from a wastewater collecting tank, passing through a tee joint, is used as front end effluent to be directly output, and the other path is serially connected with a Venturi tube, the wastewater outlet of the Venturi tube is connected with an electrolytic bath, the throat tube of the Venturi tube is communicated with an air inlet tube with a filter casing; the electrolytic bath is set to be an iron promoted dual-anodic oxidization unit which has a structure that a Tl/SnO2 anode and an Fe anode are respectively arranged at two sides of a cathode to form a combined anode, and the cathode adopts an air diffusion electrode; the wastewater outlet of the electrolytic bath is serially provided with a two-stage filtering unit, a primary filtering chamber of the two-stage filtering unit is provided with a primary wastewater outlet valve, and a secondary filtering chamber of the two-stage filtering unit is provided with a secondary wastewater outlet valve. The invention can effectively reduce or remove surface activating agents and other organic pollutants in washing/bathing wastewater to ensure that the bath/washing wastewater is recycled by stages.
Owner:NANJING UNIV

Upper air inlet gas cookware

The invention discloses upper air inlet gas cookware, belongs to gas cookware and solves the problems of inadequate combustion, low efficiency and small power caused by poor ejection capacity of the conventional gas cookware. In the upper air inlet gas cookware, a burner base is provided with a central ejector pipe and is connected with two side ejector pipes, an annular groove is formed on the upper surface of the burner base, an air admission hole is formed on one side face of the burner base and legs are arranged at the bottom of the burner base; a circular path is formed on the lower end face of an outer ring fire cover, fire holes are formed on the outer circumference of the outer ring fire cover and a central fire cover is arranged in the center of the outer ring fire cover; and a central gas nozzle and a central gas interface are arranged at the bottom of the gas ejection base and two spray pipes aligned with two side ejector pipe inlets respectively are arranged on the upper surface of the gas ejection base. The upper air inlet gas cookware improves gas inlet capacity, mixes gas uniformly, has adequate combustion and increases power; and foreign matters cannot enter a shell, so that the health of consumers is facilitated. By the upper air inlet gas cookware, the heat absorption efficiency of a pot can reach 55 percent; the emissions of CO and NOx is lower than 400ppm and 300ppm respectively which are far below the national energy-saving environmental protection index.
Owner:HUAZHONG UNIV OF SCI & TECH

Environment-friendly power distribution cabinet for sponge city

The invention discloses an environment-friendly power distribution cabinet for a sponge city. The power distribution cabinet comprises a cylindrical power distribution box body and is characterized inthat a plurality of cooling fans are fixed at the inner bottom of the power distribution box body, an annular water storage cavity is formed on a side wall of the power distribution box body, a plurality of drainage pipes communicating with the interior of the water storage cavity are inserted into an outer wall of the power distribution box body in a penetrating mode, a plurality of vent holes communicating with the water storage cavity are formed on a circumferential side wall of the power distribution box body in a penetrating mode, a supporting plate is welded to an inner wall of the water storage cavity, and an air bag is glued to an upper end of the supporting plate. The power distribution cabinet is advantaged in that the air bag absorbs the heat of the distribution box body and the outside to heat and evaporate the hot evaporation liquid in the air bag, the air bag is expanded, so the expansion volume of the air bag is increased, the stored rainwater can move upwards to be closer to the evaporation holes, the rainwater is affected by the external temperature to be increased, the rainwater can be evaporated more quickly to supplement into the air, the comfort of the external air is kept, and dryness caused by the high temperature is avoided.
Owner:PANJIN GUANGLIDA ELECTRIC

Mould-proof and moth-proof treatment method for poplar

The invention mainly relates to the field of wood treatment, and discloses a mould-proof and moth-proof treatment method for poplar. The method includes the steps of heating steaming, freeze drying, soaking for sterilization and heating curing. The method is simple, no harmful chemical components are contained, the bacteriostasis rate of the poplar is made to reach 76.3%, storage and usage are facilitated, the service life is prolonged by 16.2%, losses caused by mildew and damage by worms are reduced, and the economic income is increased by 7.6%. The poplar is placed into steam for steaming, a flash high temperature is obtained to kill infectious microbes inside the poplar and on the surface of the poplar, and the phenomenon of mildew and damage by worms can be restrained; and meanwhile, the temperature is lowered gradually after the flash high temperature, the filter structure can be loosened, softness of the poplar is improved, and the cracking phenomenon is reduced. The poplar is subjected to freeze drying, the dense air pore structure inside the poplar is added, the air content is increased, moisture missing is facilitated, and mould growth is inhibited; and meanwhile, due to the dense air pore structure, the deformation degree of the poplar can be raised, the softness is improved, the brittleness is lowered, and cracking and deformation are reduced.
Owner:阜南县环宇柳木工艺制品有限公司

Method and device for reducing wave-making resistance and friction force during ship navigation

The invention discloses a method and device for reducing wave-making resistance and friction force during ship navigation. The device comprises a gas-liquid mixing device and a control device which are connected, wherein the gas-liquid mixing device is provided with a water inlet, a gas inlet, a water outlet and the gas-liquid mixing cavity arranged between the water inlet and the water outlet; water and gas respectively enter the gas-liquid mixing cavity through the water inlet and the gas inlet; the control device controls air intake of the gas inlet; in the process, the water inlet is controlled to intermittently pause water feeding or intermittently feed water at a low speed or feed water at a low speed all the time; therefore, more gas can enter the gas-liquid mixing cavity; the gas-liquid mixing device can generate a gas-water mixture containing a large number of bubbles; the gas-water mixture is injected into a water area at the front end of a ship or / and on the two sides of theship, so that the water density of the water area can be greatly reduced, the sailing speed of the ship and the maneuverability of the ship can be greatly improved, or the fuel consumption is greatlyreduced at the same sailing speed, and the performance of the ship is greatly improved.
Owner:DALIAN FISHING +3

Power electrical power distribution cabinet for photovoltaic power station

The invention relates to the technical field of photovoltaic power generation equipment, and further discloses a power electrical power distribution cabinet for a photovoltaic power station; a groundsoil layer is included, and a sealing baffle is arranged in the ground soil layer; a heat dissipation guide pipe is fixedly installed on the outer surface of the sealing baffle, a supporting bottom plate is fixedly installed at the bottom of an inner cavity of the sealing baffle, a power distribution cabinet frame is movably sleeved with a fixing sleeve, and the four corners of the top end of thepower distribution cabinet frame are fixedly connected with the top end of the supporting bottom plate through four sets of lifting mechanisms correspondingly. The invention discloses the power electrical power distribution cabinet for the photovoltaic power station. The power distribution cabinet is installed in a buried manner, so the buried mode power distribution cabinet can effectively avoidthe influence of sunlight irradiation or high-temperature airflow of external temperature on the power distribution cabinet in an environment with large sunshine amount, such that the influence of theexternal temperature on the power distribution cabinet is reduced, the occupied space of the power distribution cabinet can be greatly reduced by adopting the buried mode power distribution cabinet,and the utilization rate of land is increased.
Owner:莫庆锋

Guide wire horn nozzle of filter stick forming machine

The invention relates to a guide wire horn nozzle of a filter stick forming machine. The guide wire horn nozzle is in a horn tube shape, inwards projected convex edges are arranged on the inner wall of the horn nozzle, inclined contact surfaces are processed on the front ends of the convex edges, air inlet holes are arranged on the side wall of one end of the horn nozzle near a wire outlet, an outer sleeve is fixedly arranged outside the air inlet holes, air grooves are formed between the outer sleeve and the side wall of the horn nozzle, air inlets are fixedly arranged on the outer sleeve, a heating seat is also arranged on the side surface of the outer sleeve, and a heating wire is arranged in the heating seat. When the technical scheme is adopted, under the effects of three techniques of the convex edges, the heater and the air inlet holes, wire bundles inside the filter nozzle sticks are extruded and formed out of the grooves, a wire bundle dense region and a wire bundle loose region are formed, when filter tip sticks are assembled onto cigarettes to be used, air permeating from connecting and mounting paper and forming paper can easily enter the deep part of the filter tip sticks along the wire bundle loose region, the air intake quantity is increased, and in addition, the mixing uniformity of the air and the smoke gas can also be increased. Therefore, the tar content in the smoke gas can also be reduced.
Owner:云南玉溪卷烟厂滤嘴棒分厂 +1

Preparation method for super-amphiphobic surface of iron group metal

The invention provides a preparation method for a super-amphiphobic surface of iron group metal. The preparation method comprises the following steps of firstly, carrying out pretreatment on the surface of the iron group metal or an alloy substrate of the iron group metal; secondly, carrying out hydroxylation treatment on the surface of the substrate treated in the first step; and thirdly, soakingthe substrate treated in the second step into a solution containing fluoroalkyl silane for surface chemical modification of organic film, and completing the preparation process by forming the super-amphiphobic film on the surface of the iron group metal or the alloy substrate of the iron group metal. According to the preparation method for the super-amphiphobic surface of the iron group metal, the iron group metal or the alloy of the iron group metal is used as the substrate, and a structure with a special roughness is formed on the iron group metal or the alloy of the iron group metal, in other words, first-grade roughness is provided; and the surface can be quickly modified with fluoroalkyl silane after surface hydroxylation is carried out, so that surface energy is reduced, and roughness may be further improved to form the super-amphiphobic surface. The preparation method for the super-amphiphobic surface of the iron group metal is simple in preparation technology, good in bindingforce between the substrate and the organic film, and capable of being widely used for corrosion prevention, stain prevention, adhesion prevention, self cleaning and the like of all types of metal.
Owner:SHANGHAI JIAO TONG UNIV

Method for controlling rotating speed of stirring motor of ice cream machine based on temperature and forming degree

PendingCN114732078AMaster the real working status in real timeReduce energy consumptionFrozen sweetsFrequency changerMotor speed
The invention discloses a method for controlling the rotating speed of a stirring motor of an ice cream machine based on temperature and forming degree, the ice cream machine further comprises a control system, the control system comprises a main controller, a temperature monitoring module and a frequency converter, and the frequency converter is connected with the stirring motor and used for adjusting the input frequency of the stirring motor. The temperature monitoring module is used for monitoring the temperature of ice cream materials in the evaporation cylinder or the air return temperature value of the evaporation cylinder and transmitting the temperature monitoring value to the main controller, and the main controller obtains the real-time forming degree proportion value of ice cream in the evaporation cylinder according to the working torque value of the stirring motor or the rotating speed value of the motor. The main controller is used for adjusting the output power supply frequency of the frequency converter according to any one or the combination of two of a temperature monitoring value and a real-time forming degree proportion value, so as to adjust the rotating speed of the stirring motor. The energy consumption and noise of the ice cream machine can be reduced.
Owner:ZHONGSHEN TECH (GUANGDONG) CO LTD

Method for controlling rotating speed of stirring motor of ice cream machine based on temperature and forming degree

The invention discloses a method for controlling the rotating speed of a stirring motor of an ice cream machine based on temperature and forming degree, the ice cream machine further comprises a control system, the control system comprises a main controller, a temperature monitoring module and a frequency converter, and the frequency converter is connected with the stirring motor and used for adjusting the input frequency of the stirring motor. The temperature monitoring module is used for monitoring the temperature of the ice cream material in the evaporation cylinder or the air return temperature value of the evaporation cylinder and transmitting the temperature monitoring value to the main controller, and the frequency converter obtains the real-time working torque value of the stirring motor and transmitts the monitored working torque value to the main controller so as to obtain the real-time forming degree proportion value of the ice cream in the evaporation cylinder, and the main controller adjusts the output power frequency of the frequency converter according to any one or the combination of the temperature monitoring value and the real-time forming degree proportion value and the rotating speed of the stirring motor is further adjusted. The energy consumption and noise of the ice cream machine can be reduced.
Owner:ZHONGSHEN TECH (GUANGDONG) CO LTD
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