41results about How to "Efficient deicing" patented technology

A method for at least partially de-icing an aircraft by applying a de-icing fluid through a nozzle (10) is disclosed. The method involves the steps of: measuring a distance to an outside surface of the aircraft, applying the distance in an evaluation, controlling the position and/or the orientation of the nozzle (10) according to the evaluation, and applying the de-icing fluid at least a part of the outside surface trough the nozzle. In addition, a system for performing the de-icing method is also revealed.

The invention relates to a method for making a deicing system on a panel (22) of a nacelle comprising an outer skin (24) having at least one hole and an inner skin (26), characterized in that it comprises the following steps: A. a grid of resistive elements is positioned on the outer skin (24) with respect to the hole(s) by a positioning means; B. the grid of resistive elements is applied by an application means to the location determined in step A to form the deicing system; C. a surface coating is applied to the resulting deicing system. The present invention also relates to an air inlet lip and to a nacelle comprising a deicing system produced by such method.

The present disclosure relates to a deicing method based on carbon/glass fiber hybrid textile, with carbon fiber rovings in warp direction and AR-glass fiber rovings in weft direction; additionally, the mesh size of the textile is not less than 10 mm* 10 mm. The carbon/glass fiber hybrid textile treated with epoxy resin impregnating and sand penetration is embedded into thermal conducting layer, and carbon fiber rovings are wired to high power supply to turn electric energy into heat energy, which can melt ice and snow on the surface of thermal conducting layer when the surface temperature exceeds zero degree Celsius. In order to reduce thermal loss and make full use of thermal energy, thermal insulation layer is placed between thermal conducting layer and the substrate. The deicing temperature can be adjusted with designed temperature controller, which can optimize control parameters according to current surface temperature, wind speed, snow and ice thickness, environment temperature and expected deicing time. The carbon/glass fiber hybrid textile can realize uniform and rapid heating, and the method possesses reliable performance, strengthening and toughening substrate, low cost and long service life.

The invention relates to a fan blade deicing device. The fan blade deicing system comprises a deicing system control cabinet, an external sensing detection device, ceramic electric heating films and anano super-hydrophobic coating, wherein the nano super-hydrophobic coating coats the outer surface of a fan blade, the external sensing detection device is connected with the deicing system control cabinet; the fan blade is sequentially divided into a plurality of monitoring areas from a blade root to a blade tip, icing sensors are arranged outside the monitoring areas divided on the fan blade correspondingly, each monitoring area is divided into independent heating piece areas of a blade front wing face, a front edge hot knife and a blade rear wing face, and a ceramic electric heating film is arranged in each heating piece area; the deicing system control cabinet is connected with the ceramic electric heating films; and a temperature sensor is arranged outside the fan blade tip. According to the fan blade deicing system, the efficient deicing of key areas can be achieved; and not only is unnecessary energy consumption of non-icing areas greatly reduced, but also the deicing efficiency is improved, and the whole system is more efficient and energy-saving.

The invention provides an equipment ice melting method, device and system based on the microwave technology. The method obtains ice layer information of ice frozen equipment and determines the microwave frequency of ice melting according to the ice layer information of the ice frozen equipment and then determines an ice melting mode according to the ice layer information of the ice frozen equipment and the microwave frequency of the ice melting. The system comprises a sensing unit used to acquire the ice layer information of the ice frozen equipment; a microwave generating unit used to smoothly output high-power microwaves; a steam generating unit used to generate steam by radiation heating of a monopole oscillator antenna; ice melting unit for performing ice melting; and a control unit for performing the ice melting according to the method. The invention is suitable deicing of non-power-transmission lines, realizes jointly implementation of four types of ice-melting modes such as microwave radiation ice melting, microwave electrode ice cutting, microwave steam ice melting and microwave steam ice cutting so as to achieve safe, fast and highly-efficient electrical equipment deicing.

The invention discloses a high-voltage line deicing device, and the device comprises a shell, an advancing assembly, a deicing assembly, a line feeding assembly, an energy supply assembly, a control assembly and force storage assemblies. The shell comprises an upper shell and a lower shell; the upper shell comprises a first upper shell body and a second upper shell body, and the first upper shellbody and the second upper shell body are the same in structure and connected through a force storage assembly. The upper shell and the lower shell have the same structure, are symmetrically arranged and are connected through an upper wire assembly; the lower shell comprises a first lower shell and a second lower shell; an advancing assembly is positioned in each of the first upper shell, the second upper shell, the first lower shell and the second lower shell; the advancing assembly comprises an advancing wheel, a clamping block and a clamping block driving assembly; each force storage assembly plays a role in accumulating and releasing elastic potential energy so as to provide impact force for deicing work of the deicing assembly; at least two sets of force storage assemblies are symmetrically arranged and located on the upper shell and the lower shell correspondingly.

The invention belongs to the technical field of unmanned aerial vehicles, and discloses a high-altitude flight antifreezing system of an unmanned aerial vehicle. The system comprises heating structures, power supply batteries, a vehicle-mounted controller, a wireless transreceiver module and a ground remote control terminal, wherein the heating structures are connected with the power supply batteries through control switches to obtain electric energy to generate heat, and are distributed on windward sides of wings and empennages of the unmanned aerial vehicle; the control switches are connected with the vehicle-mounted controller to control the power supply of the heating structures; and the vehicle-mounted controller communicates with the ground terminal control terminal through the wireless transreceiver module. The system is provided with the heating structures on the wings and the empennages of the unmanned aerial vehicle to deal with the problem of freezing of the windward surfaces in the high-altitude flight so as to prevent the freezing from influencing the aerodynamic configuration and causing signal transmission distortion; and meanwhile, a remote control communication mechanism is established to realize flexible deicing and antifreezing control and prevent freezing.

The invention discloses a high-voltage electric wire deicing apparatus with an anti-freezing function. The high-voltage electric wire deicing apparatus comprises a rotating apparatus, a cutting apparatus and a triggering apparatus; the rotating apparatus comprises a sleeve, a driving gear, a driven gear, a sliding sleeve and a motor III; the cutting apparatus comprises a resistance wire, a resistance box, a steel wire rope, a motor I and a motor II; and the trigger apparatus comprises a supporting rod, a top block, a pressure sensor, a position sensor, a connecting rod and a spring column. Bysetting a transmission apparatus on an electric wire and by setting the cutting apparatus on the transmission apparatus, automatic and efficient deicing for a high voltage line can be realized; the high-voltage electric wire deicing apparatus has the characteristics of high practicability, relatively simple use, and capability of automatically and effectively protecting the high voltage wire fromexternal damage, prolonging the service life of the high voltage wire and saving human input; and in addition, an anti-freezing agent is adopted, so that influence to the normal operation of the deicing apparatus caused by ice on the surfaces of the rotating apparatus and the triggering apparatus when the environment temperature is lower than zero DEG C can be avoided.

The invention relates to a flying type cable deicing robot, and belongs to the technical field of robots. The flying type cable deicing robot comprises two symmetrical swing arms, a plurality of ratchet wheel deicers, a plurality of rotor helicopters, a power supply and a control device. Each swing arm is integrally formed by a groove-shaped frame and an inclined plate. The ratchet wheel deicers are arranged on the swing arms and are used for deicing. The rotor helicopters are arranged on the swing arms and are used for flying. The two swing arms are rotationally connected through a pin shaft.Each ratchet wheel deicer comprises a low-speed motor and a deicing ratchet wheel driven by the low-speed motor. The rotor wing helicopter comprises a high-speed motor fixed below the inclined plateand a rotor wing arranged on the inclined plate and connected with an output shaft of the high-speed motor. The U-shaped frame is fixed with the groove-shaped frame and is used for coating the rotor helicopter. Under the control of the control device, the unmanned aerial vehicle can automatically and directly fly to an overhead cable operation position from the ground, automatically fly over obstacles such as a cable electric hammer and the like, can perform electrified deicing operation on an electric overhead transmission line, can efficiently deice a cable, and is low in energy consumption,easy to control, light and convenient to carry, rapid in walking and better in using effect.

The invention discloses a trolley capable of removing ice in a refrigerator. The trolley comprises a trolley body, wherein an upper cavity with a leftward opening is formed inside the trolley body, acenter shaft is rotatably connected between the front wall and the rear wall of the upper cavity, a swing shaft is fixedly connected to the center shaft, a top tongue is fixedly arranged at the rightend of the swing shaft, a through groove is formed in the left end of the swing shaft in an up-down penetrating mode, a left worm gear is rotationally connected between the front wall and the rear wall of the through groove, and an outer ring rotationally connected to the front wall and the rear wall of the through groove is arranged at the left side of the left worm gear. The trolley can be placed in a storage chamber of the refrigerator, advances freely, breaks ice condensed on the inner wall of the storage chamber, and can adjust the position of a knocking head according to the thickness and angle of an ice layer during breaking so as to achieve no damage of the inner wall of the refrigerator while efficient ice removing, after the ice layer in the refrigerator is broken, the trolley can use a shovel for shoveling the broken ice up and conveying the broken ice out of the refrigerator, and the convenience is achieved.

Disclosed is a self-heating ice removing system for a high-voltage power transmission line. The self-heating ice removing system comprises a direct current ice removing vehicle, a high-voltage line movable short-circuit vehicle, multiple high-voltage power transmission lines and ice suspension detection units, wherein the direct current ice removing vehicle is used for being movably connected to one end of each high-voltage power transmission line for supplying direct current for the high-voltage power transmission line; the high-voltage line movable short-circuit vehicle is used for being movably connected to the other end of the high-voltage power transmission line for realizing short circuiting of the high-voltage power transmission line; each high-voltage power transmission line is suspended below a power transmission tower through insulators; one ends of the insulators are suspended below the power transmission tower through supporting rods; each ice suspension detection unit comprises a stress sensor configured above the supporting rods of the corresponding insulator; each stress sensor is connected to a central processing unit ECU of the corresponding ice suspension detection unit; and when it is judged that an abnormal value is formed, the central processing unit ECU transmits abnormal information to a base station through a sim card of Internet of Things of a narrow band Internet of Things communication unit. The invention also discloses an operating method of the self-heating ice removing system. The self-heating ice removing system is high in ice removing efficiency, high in automation degree and can save energy.