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55results about How to "Easy to de-ice" patented technology

Snow plough with antiskid chains, ice tooth and snow brush auger, heat transfer steam tank and front exhaust pipe

The invention discloses a snow plough with antiskid chains, an ice tooth and snow brush auger, a heat transfer steam tank and a front exhaust pipe. The heat transfer steam tank is arranged on an engine and a noise eliminator for temperature reduction, and hot steam is guided to the front of the snow plough to locally heat ice to make the ice fragile and further remove the ice, so that two results are gotten from one effort; hot waste gases are also guided to the front of the snow plough through the front exhaust pipe with wedges for noise elimination, so that a noise elimination effect is improved, waste gases which are originally close to an operator are emitted away to keep the operator healthy, and the shortcoming that a part of the waste gases are secondarily mixed into air entering an air filter because a waste gas outlet of a small gasoline engine is close to an inlet of the air filter is also overcome to get four results from one effort; the temperature reduction, difficulty in noise reduction, slipping and advancing incapability, counterweight antiskid, damage of waste gas inhaling to health, secondary gas mixing, thermal insulation and vibration damping, a deicing function and a snow blowing function are comprehensively improved; or perhaps, the snow plough with the antiskid chains for wheels, parabolic blades, the heat transfer steam tank and the front exhaust pipe is created, and belongs to the new technical fields of temperature reduction, noise reduction, energy saving and emission reduction, the auger and a shoveling plate of the snow plough are provided with ice teeth and snow brushes, and gears and racks are used for steering.
Owner:NINGBO DAYE GARDEN EQUIP

Super-hydrophobic anti-ice-coagulation compound asphalt face layer structure and preparation method thereof

InactiveCN106087638AImproved anti-icing and de-icing performanceEasy constructionIn situ pavingsRoads maintainenceTetrafluoroethyleneSilanes
The invention relates to a super-hydrophobic anti-ice-coagulation compound asphalt face layer structure and a preparation method thereof. A pavement is composed of an anti-ice-coagulation functional layer, an asphalt face layer structure body and an epoxy bonding layer. The anti-ice-coagulation functional layer is prepared through a hydrophobic material and a modifying agent, and the thickness of the anti-ice-coagulation functional layer ranges from 3 cm to 6 cm. A dispersion medium of the hydrophobic material is a trimethoxypropylsilane deionized water solution, and a dispersion phase is one or two kinds of hydrophobic silicone oil substances of polytetrafluoroethylene and fluoroalkyl silane. The modifying agent is prepared by mixing nano-zinc oxide particles and a penetrating agent. An asphalt face layer is an OGFC pavement, and the thickness of the asphalt face layer is about 30 cm to 40 cm. The anti-ice-coagulation compound asphalt face layer structure is prepared in a layered construction manner, the epoxy bonding layer with the thickness ranging from 4 cm to 7 cm is poured to the body of the asphalt face layer, the anti-ice-coagulation functional layer is then smeared to the surface of the epoxy bonding layer, and therefore the asphalt pavement obtains the relatively good anti-ice-coagulation performance.
Owner:CHANGSHA UNIVERSITY OF SCIENCE AND TECHNOLOGY

Heat pump system based on open type cold water solidification heat exchanger

The invention discloses a heat pump system based on an open type cold water solidification heat exchanger. The heat pump system comprises a refrigerant circulation loop, a heating circulation loop, acondenser and an evaporator. The heat pump system is characterized in that the heat pump system further comprises a cold water pipeline, a refrigerant heat exchange circulation loop, the open type cold water solidification heat exchanger, a deicing loop and a deicing heat exchanger; the cold water pipeline carries out heat exchange with the refrigerant heat exchange circulation loop through the open type cold water solidification heat exchanger; the refrigerant heat exchange circulation loop carries out heat exchange with the refrigerant circulation loop through the evaporator; the deicing loop carries out heat exchange with the heating circulation loop through the deicing heat exchanger; a heated refrigerant deices for the open type cold water solidification heat exchanger; and the inletend of a circulation water channel of the condenser communicates with a first pipeline and the outlet end of a circulation water channel in the deicing heat exchanger at the same time. With the adoption of a deicing mode combing heating medium ice melting and gravity deicing, the deicing velocity is high, deicing is thorough, power consumption is little, solidification heat of cold water is continuously extracted and is supplied into a room, and long-term, efficient and stable operation of a unit can be ensured.
Owner:NORTHEAST DIANLI UNIVERSITY

Ice removing device for equipment for electric power operation and maintenance

The invention belongs to the field of ice removing device equipment and particularly provides an ice removing device for equipment for electric power operation and maintenance. For the problems that in the prior art, ice is removed manually when people remove ice for the equipment for electric power operation and maintenance, and the ice removing effect is not ideal, the following scheme is put forward, the ice removing device comprises a bottom plate, a connecting plate is fixedly installed on the top of the bottom plate, a top plate is fixedly installed on one side of the connecting plate, afixing groove is formed in one side of the connecting plate, a square plate is fixedly installed on the inner wall of one side of the fixing groove, a first servo motor is fixedly installed on one side of the square plate, a fixing plate is fixedly installed on the bottom of the bottom plate, a sliding groove is formed in one side of the fixing plate, a limiting block is installed in the slidinggroove in a sliding manner, one side of the limiting block extends to the outer side of the sliding groove, and a lifting base is fixedly installed on one side. The ice removing device is simple in structure and convenient to use, people can break and remove ice blocks conveniently, and therefore the equipment for electric power operation and maintenance is effectively prevented from being damaged.
Owner:STATE GRID SHANDONG ELECTRIC POWER CO YANTAI CITY FUSHAN DISTRICT POWER SUPPLY CO

Mini-type outdoor step deicing machine

ActiveCN107130557AEasy to de-iceSolve the problem of difficult deicingSnow cleaningOptical axisSelf compensation
The invention relates to a mini-type outdoor step deicing machine, which comprises a frame, an ice shaving device, a rotary ice removing brush, a scraper plate, a driving device, a control circuit, and a lithium battery; the ice shaving device, the rotary ice removing brush, the scraper plate, and the driving device are orderly fixed on the frame to form an integrated mechanical structure; the control circuit and the lithium battery are fixed on the driving device; light shafts at four corners of the rotary ice removing brush are connected with the frame through a linear bearing; the rotary ice removing brush is vertically glided upon own gravity, thus the rotary ice removing brush can realize self-compensation on an uneven pavement and apply pressure to a steel brush through own gravity. The mini-type outdoor step deicing machine is suitable for various outdoor steps, and is small in step surface injury and high in effect during the deicing process; besides, the deicing machine solves the problem of difficulty in deicing after the outdoor step of cold area in winter is frozen and makes up the shortcoming that the existing deicing machine only can be applied to a wide pavement for its huge volume; thus the deicing machine is more convenient to deice the outdoor step, better in effect, and can facilitate the public trip.
Owner:UNIV OF SCI & TECH LIAONING

Super-hydrophobic thin film with photothermal effect and preparation method thereof

The invention discloses a super-hydrophobic thin film with a photothermal effect and a preparation method thereof. The preparation method comprises the steps of adopting an inclined growth method, firstly depositing a layer of nano-structure with the photothermal effect on the surface of a substrate, and then depositing a layer of low-surface-energy substances on the surface of the substrate. Photothermal materials comprise titanium nitride, silver, copper or ferroferric oxide; and the low-surface-energy substances comprise polytetrafluoroethylene, polyethylene, polypropylene, polystyrene or polyethylene glycol terephthalate. The composite nano-structure prepared through the method can be used as anti-icing / de-icing thin film, and the low-surface-energy substances are utilized for improving the hydrophobicity of the substrate, so that icing can be delayed or prevented; and through the photothermal effect, the substrate produces intensive temperature rise under an illumination condition, so that ice coated on the surface can be melted. The thin film provided by the invention is simple in preparation process, has super-hydrophobicity and an illumination heat-producing capability, favorable in anti-icing / de-icing performance, and broad in application prospect.
Owner:UNIV OF SCI & TECH BEIJING

Variable pitch self-protection system and method for wind turbine generator system

The invention discloses a variable pitch self-protection system and method for a wind turbine generator system. The variable pitch self-protection system comprises a master control PLC with icebreaking logic, a variable pitch frequency converter with an icebreaking prediction algorithm, a current converter and a motor for driving blades to rotate, wherein the master control PLC with the icebreaking logic is connected with the input end of the variable pitch frequency converter with the icebreaking prediction algorithm, the output end of the variable pitch frequency converter with the icebreaking prediction algorithm is connected with the motor for driving the blades to rotate, and the current converter is connected with the variable pitch frequency converter with the icebreaking prediction algorithm. According to a blade freezing prediction algorithm, the variable pitch self-protection system enters the initiative ice removing steps when the freezing thickness of the blades reaches the automatic ice removing range or time of the automatic ice removing period is up. When the variable pitch self-protection system and method for the wind turbine generator system are applied, loads and capacity of the wind turbine generator system are improved, and the service life of the blades is prolonged.
Owner:DALIAN SHINERGY SCI & TECH DEV

High-voltage line deicing equipment

The invention discloses high-voltage line deicing equipment. The equipment comprises a moving plate. Left and right sides of a top of the moving plate are provided with moving grooves. A self-walkingmotor is fixedly connected to a position which is at a rear side of the moving plate and corresponds to the moving grooves. An output shaft of the self-walking motor is fixedly connected to a self-walking rotating shaft, and a front end of the self-walking rotating shaft penetrates the moving grooves and extends to an internal portion. A self-walking wheel is fixedly connected to a surface of theself-walking rotating shaft located in the moving grooves, and vertical plates are arranged on a top of the moving plate and on front and rear sides of the moving grooves. Through mutual cooperation of a connecting plate, an deicing motor, a deicing rotating shaft, a deicing cylinder, a deicing brush, a support plate, a top plate, a threaded rod, a rotating rod, a slide block, a movable plate, a bearing and ice scrape block, the high-voltage line deicing equipment is convenient to use, and the high-voltage line deicing equipment can be well adapted to deicing work of high-voltage lines with different thicknesses. Ice cubes on the high-voltage lines can be completely removed, which brings great convenience to a user.
Owner:国网浙江省电力有限公司永康市供电公司 +1

Self-heat-absorption anti-icing easy-deicing coating for power grid overhead ground wire and preparation method thereof

The invention discloses a self-heat-absorption anti-icing easy-deicing coating for a power grid overhead ground wire and a preparation method thereof. The self-heat-absorption anti-icing easy-deicingcoating comprises the following components in parts by mass: 45-60 parts of organic silicon modified resin, 8-20 parts of polytetrafluoroethylene micro-powder, 5-25 parts of self-heat-absorption pigment, 6-25 parts of butyl acetate, 0-9 parts of dimethylbenzene, and 0.2-2 parts of perfluoropolyether. The self-heat-absorption anti-icing easy-deicing coating for the power grid overhead ground wire is mixed with a curing agent, then the mixture is coated on the surface of a power grid overhead ground wire lead base material, and a coating is formed after curing. The added polytetrafluoroethylenemicro powder enables the smooth surface of the coating to form many tiny surface energy mastoid protrusions similar to the lotus leaf surface, the hydrophobic and anti-pollution capacity of the surface of the coating is further enhanced, and icing is prevented; by adding the self-heat-absorption pigment, the coating can play a role in heat absorption on the basis of low surface energy, the energyof sunlight in the nature is fully utilized, and the ice layer is easier to fall off and deice after absorbing heat.
Owner:NINGBO POWER SUPPLY COMPANY STATE GRID ZHEJIANG ELECTRIC POWER
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