80results about How to "Increase contact space" patented technology

The invention relates to a turbine typed turbocharged accelerating flue gas desulfurization dust abatement tower, belonging to the field of gas purification technique, which includes a spray pump tower body, a slurry pump that is arranged on the tower from bottom to top and is connected with a slurry outlet at the bottom of the tower, a roots blower that is connected with a fall trachea and is arranged in a liquid storage district at the bottom in the tower, a spray pump pipe arranged over the liquid storage district, a circulating pump that is connected with and arranged in a circulating pipeline communicated with the spray pump pipe, and a demister arranged on the spray pump pipe; a flue gas inlet, a flue gas outlet and a slurry outlet are arranged on the lateral wall, on the top and at the bottom of the lower part of the spray pump tower body; a disturbance pump and a turbine typed turbocharged accelerating flue gas desulfurization dust abatement system are also included, wherein, the disturbance pump is connected with and arranged in the circulating pipeline communicated with the liquid storage district at the bottom of the tower, and the desulfurization dust abatement apparatus is arranged under the spray pump pipe in the tower and over the flue gas inlet. The invention has the advantages that sufficient connection of gas and liquid can be realized and high speed mass transfer can be carried out within the shortest time, in the smallest space and with the minimum liquid-gas ratio, thus improving high dust abatement and desulfurization efficiency with minimum energy consumption.

The invention relates to a circular float valve tray, and belongs to the technical field of general physical separation devices. The circular float valve tray comprises a tower plate and float valves capable of moving up and down, wherein mounting holes used for the mounting of the float valves are formed in the tower plate; each float valve comprises a circular valve cap arranged above the tower plate and valve legs extending downwards from the periphery of the valve cap to the lower part of the tower plate; the valve legs are distributed on the periphery of the corresponding valve cap at intervals; at least two upwards arched tongue holes are formed in each valve cap; downwards bent sawtooth-shaped edges are arranged on the periphery of each valve cap, and are used for being propped against the upper surface of the tower plate when the corresponding float valve falls down; a lap of bumps are fixed on the bottom surface of each valve cap; the tongue holes are positioned within the lap of bumps of the corresponding valve cap; an interlayer cavity is formed in each valve cap and is filled with a polystyrene foam layer. The circular float valve tray has the advantages that the dispersion of airflow is fine and uniform, and the full contact of gas and liquid is realized.

The invention discloses a filtering device on a filtering respirator, which comprises a circular tank body and a circular cover, both of which are provided with ventilation holes, and a filter layer is provided in the tank body, and the bottom of the tank body is There are several first supporting ribs arranged radially on the inner side of the lid, the top of the tank body is an opening, and several second supporting ribs are arranged radially on the inner side of the lid. The middle of the filter layer is an adsorption layer of activated carbon, and there is an alkaline coating of aloe gel on both sides of the adsorption layer. The invention allows the air to enter the tank from the vent hole, and spreads over the entire filter layer plane along the channels between the first support ribs or the second support ribs, increasing the contact space between the internal medicine and the external air, and making the gas exchange smoother.

A multifunctional lithium-sulfur battery diaphragm and a preparation method thereof belong to the technical field of energy materials. The lithium-sulfur battery diaphragm uses a composite material obtained by compounding sodium lignosulfonate and reduced graphene oxide as a coating, which solves the technical problem of single function of a simple graphene coating, and the obtained composite material is coated on a lithium-sulfur battery On the diaphragm, under the action of ionization, the coating will form a charged area in the electrolyte, making one side of the diaphragm negatively charged. According to the principle of homopolar repulsion, the negatively charged diaphragm will obviously repel the same negatively charged polysulfide , effectively reducing the possibility of polysulfides passing through the separator, reducing the shuttle effect and improving battery performance.

The invention relates to a tongue type floating valve tower disc and belongs to the technical field of a common physical separation working device. The tongue type floating valve tower disc comprises a tower plate and a floating valve capable of moving up and down, wherein a mounting hole for mounting the floating valve is formed in the tower plate; the floating valve comprises a rectangular valve cover arranged above the tower plate and valve legs which extend downward from the two opposite edges of the valve cover to the lower side of the tower plate; at least two upward arched tongue holes are formed in the valve cover; the other two side edges of the valve cover are provided with downwards-folded saw tooth edges; the saw tooth edges of the valve cover are used for being abutted against the upper surface of the tower plate when the floating valve falls down; one circle of bulge is fixed on the bottom surface of the valve cover; the tongue holes are located in the circle of the bulge of the valve cover; a cavity with a clamping space is formed in the valve cover; and the cavity is internally filled with a polystyrene foam layer. The tongue type floating valve tower disc has the advantages of fine, dense and uniform airflow dispersion and sufficient gas-liquid contact.

The invention relates to an evaporative type pipeline system humidifying device. The device comprises a cylinder body, a dry-gas inlet pipeline, a wet-gas outlet pipeline, a mist catcher, a blind plate, a water inlet pipe, a plug, a heating pipe and a liquid level control valve, wherein one end of the cylinder body is sealed by the plug and the other end of the cylinder body is sealed by the blind plate; the upper part in the cylinder body is provided with the mist catcher; the top part of the cylinder body is provided with the dry-gas inlet pipeline and the wet-gas outlet pipeline; the water inlet pipe and the liquid level control valve are arranged on the blind plate; the drain pipe is arranged at the bottom of the cylinder body; a flange is arranged on the plug; one end of the heating pipe is provided with a joint and the other of the heating pipe is deeply inserted into the cylinder body; the joint is fixedly connected with the flange. Wet steam is generated in an evaporative manner, and large contact space and long contact time between the inlet gas and the wet steam can be realized, so that the gas is humidified completely to reach a saturation state; the continuous humidifying to the gas with a certain pressure can be realized under the pipeline running condition, the stable running of the pipeline is guaranteed, the liquid drop entrainment is reduced, and the stabilization of the saturated wet gas is guaranteed.

The invention discloses a manufacturing method of a NiO@graphene fibre supercapacitor electrode material. The manufacturing method comprises the following steps of carrying out reduction and oxidation on graphene, and acquiring a graphene fiber; and on a surface of the graphene fiber, through a hydrothermal method, cladding and growing NiO and the like. A microstructure of the manufactured NiO@graphene fibre supercapacitor electrode material is a NiO cladding graphene fiber which possesses a large specific surface area. A specific surface area of an electrode and a space utilization rate are effectively increased, and a specific capacitance, a rate capability and electrochemical stability of the electrode material are increased too. In a super-capacitor three-electrode system test, the material manufactured in the invention shows a 134Fg<-1> high specific capacity under a 2Ag<-1> current density and possesses good electrochemical performance. The manufacturing method possesses advantages that the method is simple; and cost is low and so on.

The invention discloses a cleaning device for the inner wall of a narrow-mouthed container, and relates to the technical field of cleaning in daily life. The cleaning device for the inner wall of the narrow-mouthed container comprises a positioning unit, a cleaning unit, an auxiliary unit and a power unit, wherein the positioning unit comprises a top plate and a bottom plate; double-screw bolts are uniformly distributed on the bottom plate triangularly; the double-screw bolts are vertically upwards arranged and penetrate through the top plate; each double-screw bolt is in threaded connection with a corresponding positioning nut above the top plate; a pressure spring sleeves each double-screw bolt between the top plate and the bottom plate; the cleaning unit comprises a vertical driving gear shaft and an inflating bag which is connected to the outside of the driving gear shaft in a sleeving manner; scraping and cleaning grains are uniformly and obliquely distributed on the outer wall of the inflating bag; the left side and the right side of the driving gear shaft on the outside of the inflating bag are separately engaged and matched with driven gear shafts; and an ellipsoidal restraining rack is arranged at the lower end of the driving gear shaft. The cleaning device for the inner wall of the narrow-mouthed container has the beneficial effects that cleaning dead corners can be avoided, the cleaning device is suitable for bottles with different sizes, the cleaning effect is good, and the cleaning device is convenient and simple to use.

The invention discloses a Co<0.85>Se nanometer material serving as an electrode material of a supercapacitor and a preparation method of the Co<0.85>Se nanometer material. The nanometer material adopts a fibrous nanometer structure. The Co<0.85>Se nanometer material adopts a two-step hydrothermal synthesis method, and the two-step hydrothermal synthesis method comprises the steps of firstly, preparing a precursor Co(OH)(CO<3>)<0.5> nanowire by a hydrothermal reaction method; and secondly, carrying out selenization processing on the precursor by the hydrothermal reaction method to obtain the Co<0.85>Se nanometer material. When placed in a three-electrode system for test, the nanometer electrode material is endowed with high specific capacity of 1,249F / g under current density of 2A / g, the specific volume over 80% still can be maintained after 3,000 cycles of charging and discharging under 100mA current, and the charge transfer impedance is 0.32 ohm / cm<2>. The Co<0.85>Se nanometer electrode material prepared according to the method has the advantages of high specific capacitance, good cycle performance, simplicity in preparation method and low cost.

The invention relates to a turbulent ball type turbocharging compound desulfurization dust removal tower, which belongs to the technical field of gas purification and comprises a spraying tower body, a gas inlet, a smoke outlet, a slurry discharger, a slurry discharge pump, a Roots blower, multilayer spraying pipes, an annular separation plate, a circulation pump, a demister, a disturbance pump and a plurality of turbulent ball type turbocharging acceleration smoke gas desulfurization dust removal devices, wherein the turbulent ball type turbocharging acceleration smoke gas desulfurization dust removal devices are arranged in the tower and respectively comprise a casing, a pipeline, upper and lower porous end plates, a turbulent ball and a plurality of blades, the pipeline is fixedly arranged in the center of the casing, the upper and lower porous end plates are respectively arranged at the upper end and the middle part of the casing, the turbulent ball is filled in the space between the upper and lower porous end plates, the blades are arranged between the porous end plates and the pipeline, the upper end of each blade is connected with the inner wall of the casing, the lower end of each blade is connected with the outer wall of the pipeline, and the lower end of the casing is connected with a smoke shielding cover. The turbulent ball type turbocharging compound desulfurization dust removal tower has the advantages that the full gas and liquid contact can be realized under the conditions of the shortest time, the smallest space and the lowest liquid-gas ratio, the high-speed mass transfer is carried out, and the high dust removal and desulfurization efficiency can be improved at the minimum energy consumption.