47results about How to "To achieve the purpose of deicing" patented technology

The invention discloses a water film cavitation and deicing liquid combined anti-deicing fairing, which comprises a fairing skin; a heating part, which is located inside the fairing skin; and a cavitation bubble generation layer, which is located in the fairing skin The outer side of the deicing fluid channel cover, which is located on the inner side of the heating part, has a deicing fluid channel cavity; the deicing fluid nozzle is connected with the deicing fluid channel cover, and the outlet of the deicing fluid nozzle passes through the rectifier Cowl skin, the deicing fluid sprayed from the deicing fluid nozzle can form a cavitation bubble generation layer on the outer side of the cowling skin; the disc-shaped part, whose peripheral edge is connected to the cowling skin, the heating part and the deicing fluid flow Road cover to form a cavity for storing de-icing fluid. The invention releases the heated deicing fluid and hydraulic cavitation energy and applies it to the anti-icing technology of the fairing, and comprehensively utilizes the heat energy of the deicing fluid, the thermal energy released by the hydraulic cavitation and the impact vibration energy to achieve the anti-icing purpose of the fairing.

The invention belongs to the technical field of high-voltage operations and in particular to a wire-drawing power generation anti-icer for a high-voltage wire. The wire-drawing power generation anti-icer for the high-voltage wire comprises a first walk executing mechanism, a first connecting mechanism, an energy collecting mechanism, a second connecting mechanism, a second walk executing mechanism and a charging battery, wherein the first walk executing mechanism and the second walk executing mechanism can move actively on the high voltage wire; the two walk executing mechanisms are connected to the energy collecting mechanism through the connecting mechanisms. The energy collecting mechanism can collect fan pendulum energy of the high voltage wire and then converts the fan pendulum energy into the electric quantity in the charging battery. The equipment designed by the invention is suitable for operations on fixed high voltage wires among electric poles. The designed walk executing mechanism and the energy collecting mechanism are of modular designs and can be freely combined according to the quantity of the high voltage wires, so that the anti-icer is quite convenient; in addition, the anti-icer also plays a spacing role on the high voltage wires and has relatively high practicality.

The invention discloses a deicing device for a power transmission line. The deicing device comprises a main frame body. The main frame body comprises a first longitudinal beam, a second longitudinal beam and a third longitudinal beam. The first longitudinal beam and the second longitudinal beam are respectively provided with hook units. Each hook unit comprises a first hook assembly and a second hook assembly, wherein the first hook assembly and the second hook assembly can slide back and forth along the first longitudinal beam. The first hook assembly and the second hook assembly are opposite to each other. A power unit is arranged between the first longitudinal beam and the second longitudinal beam, and between the second longitudinal beam and the third longitudinal beam, respectively. The power unit can drive a third roller to walk along the power transmission line. A U-shaped fixing frame is arranged on the second longitudinal beam. A tensioning unit is arranged on the U-shaped fixing frame. The power transmission line can be bent at the fourth roller of the tensioning unit through the tensioning unit. According to the device, the characteristics that the ice is brittle and hard can be utilized. An ice layer on the surface of the power transmission line is broken through the local bending of the power transmission line. Therefore, the insulation layer of the power transmission line is prevented from being damaged.

The invention relates to the technical field of power cables, and discloses a cable deicing device capable of improving the deicing effect. Rotary bearing, the upper part of the rotating bearing is movably connected with a connecting bush, the upper part of the connecting bush is movably connected with a movable block, the outer side of the vibrating ring is connected with a vibrating rod, and the opposite side of the threaded rod is provided with a salt outlet. The outer side of the salt outlet is movably connected with a salt outlet pipeline, the inner side of the salt outlet pipeline is movably connected with a salt bin, and a buffer spring is lapped under the salt bin. The cable deicing equipment that can improve the deicing effect, by starting the built-in driving device, the threaded rod starts to rotate, and the movable block threaded on it starts to move under the rotation of the threaded rod, driving the deicing clips connected below it The interface card catches the cable, and scrapes off the ice residue on the cable through the deicing blade provided on the deicing clamp.

The present invention provides an optimal method based on piezoelectric sheet excitation and Lamb wave combined shear stress deicing mode, selects piezoelectric sheet as the driver, and analyzes the impact of piezoelectric sheet excitation frequency on the shear stress between the input aluminum plate-ice layer interface Influence, combined with the frequency response curve of the selected modal of Lamb wave deicing and the strain on the surface of the aluminum plate, finally complete the optimization of the combined shear stress deicing mode of piezoelectric plate excitation and Lamb wave; the present invention aims to give In the case of constant power, the maximum deicing shear stress that may be obtained under the given power is stimulated to overcome the adhesive shear stress between the ice and the substrate, and finally achieve the purpose of deicing; the present invention has low power consumption, low cost It has the advantages of low weight, light weight and high reliability, and has broad application prospects, especially for deicing aircraft wing components.

The invention discloses a power wire and cable deicer. The power wire and cable deicer includes a cable; the cable is provided with a first machine body and a second machine body; the first machine body is correspondingly connected with the second machine body through a first connection shaft; each of the first machine body and the second machine body is provided with a semi-circular deicing groove; a row of connecting ice blades corresponding to a corresponding deicing groove is arranged in the deicing groove; two ends of each connecting ice blade are respectively connected with two deicing blade disc which are corresponding to each other; the deicing blade discs are semicircular and are corresponding to the cable; and in the rotation process of driving wheels, the deicing blade discs can be driven to rotate in a reciprocating manner in the deicing grooves, so that ice blocks on the cable can be cut and rubbed in the reciprocating rotation process of the deicing blade discs, and therefore, deicing can be realized, and cable fracture caused by the accumulation of a large number of ice blocks on the cable can be prevented.

The invention provides an engine air inlet ice removing system. The engine air inlet ice removing system comprises a filtering cover allowing air to enter an air inlet of an engine; the inherent frequency of the filtering cover is greater than or equal to the vibration frequency of the engine during idling of the engine, and is less than or equal to 150% of the vibration frequency of the engine atthe 100% rotating speed of the engine. The engine air inlet ice removing system is provided the filtering cover allowing the air to enter the air inlet of the engine; the inherent frequency of the filtering cover is greater than or equal to the vibration frequency of the engine during idling of the engine, and is less than or equal to 150% of the vibration frequency of the engine at the 100% rotating speed of the engine. When the filtering cover is icy, the filtering cover resonates with the engine, the amplitude of the filtering cover increases during resonating, so that an ice layer on thefiltering is vibrated to fall off to achieve the purpose of ice removing, and gross efficiency of the engine is not decreased.