484results about How to "Play the role of energy saving" patented technology

An anti-fogging insulating windshield with high infrared reflectivity (more than 70%) features that a semiconductor oxide film, which may be the indium oxide film doped by tin oxide or the zinc oxide film doped by at least one of aluminium oxide, silicon oxide, boron oxide, dysprosium oxide and gallium oxide, is arranged between PVB film and the internal or external surface of glass. Its preparing processis also disclosed.

The invention discloses a tea leaf drying device. The tea leaf drying device comprises a base and a drying box. The drying box is arranged above the base, supporting legs are arranged between the drying box and the base, an electromagnetic heating coil is embedded in the wall of the drying box, a feeding hopper is arranged at the upper end of the drying box, a discharging pipe is arranged at the lower end, located in the drying box, of the feeding hopper, an air jet pipe is arranged in the drying box, an air jet port is formed in the upper side of the wall of the air jet pipe, an exhaust port is formed in the upper left end of the drying box, the air outlet end of the exhaust port is connected with a circulating fan, an air outlet of the circulating fan is connected with the air inlet end of the air jet pipe through an air guide pipe, the air guide pipe penetrates through a filtering box and a dehumidifying box in sequence from top to bottom, a discharging door is further arranged at the bottom of the drying box, and a conveying belt is further arranged on a base at the lower end of the drying box. The tea leaf drying device is simple and reasonable in structure, high in heating efficiency and good in drying effect; heat loss is avoided while dryness of air in the drying box is maintained, and thus the effect of saving energy is achieved.

The invention discloses a rotary disk type medicinal material drying device comprising a processing box; the two sides of the lower end of the processing box are symmetrically provided with supportingblocks; idler wheels are arranged on the supporting blocks and are convenient for carrying the device; the interior of the processing box is horizontally provided with a rotary disk; the interior ofthe rotary disk is horizontally provided with a bearing otter board; the surface of the bearing otter board is evenly disturbed with air ventilation holes; the middle position of the lower end of therotary disk is provided with a driving shaft in a penetrating mode; strengthening ribs are arranged between the driving shaft and the rotary disk in order to improve the mechanical property of the device; the lower end of the driving shaft is connected with the output end of a driving motor located at the bottom of the processing box; and the upper end of the driving shaft penetrates through the middle position of the bearing otter board. The rotary disk type medicinal material drying device is simple and reasonable in structure, and convenient to carry; drying treatment of the materials is convenient, recycling of the hot air is achieved, the waste of the heat is avoided, energy saving is achieved, the drying effect of the materials is improved, the disadvantage of poor drying effect of an existing device is removed, and the practicability is high.

The invention relates to a process for purifying and liquefying coke oven gas. Raw gas produced by a coke oven is primarily purified, compressed, deeply purified and then separated at a low temperature; a condensed methane ingredient is used as a liquefied natural gas (LNG) product; and uncondensable combustible gas is returned to the coke oven to serve as the gas for heating the coke oven. In the process, the uncondensable combustible gas which is liquefied by the coke oven gas is used for heating the coke oven, so that resources are reasonably utilized, and the problem of environmental pollution caused by impurity discharge and desorption gas combustion in the conventional coke oven gas liquefaction technology is solved; and in the process, a methanation step is saved, and investment cost and operation cost are greatly reduced.

The invention relates to a standby power supply charge-discharge control circuit for a far-end communication base station, which comprises a mains supply access module, an electrical storage device, a mains-supply power supply and electrical storage device power supply conversion module, an electrical storage device charging control module, an electrical storage device discharging control module and a far-end monitoring module. When a mains supply supplies power to base station equipment, a standby power supply charging control module controls the electrical storage device to be in a charging state; and when the mains supply has a fault, the mains-supply power supply and electrical storage device power supply conversion module controls the electrical storage device to supply power to the base station equipment so as to enable the base station equipment to normally work and enable software and hardware of the base station equipment not to be damaged, and simultaneously, the operating state of the standby power supply charge-discharge control circuit of the far-end communication base station can be monitored at a control center by the far-end monitoring module. The invention provides the standby power supply charge-discharge control circuit which is directly supplied with power by adopting the electrical storage device, has under-voltage protection and electrical storage device protection, has a simple circuit structure, is low in cost, is developed by a modern electrical and electronic device and has relatively high stability and reliability.

A transducer used for monitoring particle concentration of environmental air is prepared as crossing light channel of light source emitter with air stream channel at detection hole of air stream channel, entering light refracted from detection hole into light detector through detection channel, setting air inlet at one side of detection hole on air stream channel and setting air extraction fan at another side of said detection hole.

Burner with balanced air distribution includes fuel gas seat with pipe of mixing wind being installed on base, and inner fire cover and outer fire cover setup above the fuel gas seat. Outer and inner annular air grooves are setup in seat cavity of the fuel gas seat. Fuel gas channel is setup between outer and inner annular air grooves. There are outer air mixing channels between two adjacent fuel channels, and isolated from fuel gas channels. Inner air mixing channels are setup between outer air mixing channel and inner fire cover. Inner air mixing channels make air possible to enter to central area of the inner fire cover from outer air mixing channels. Thus, the invention overcomes disadvantages of deficient burning caused by not even mixing ratio between fuel gas and air in inner fire cover of traditional burner. Interconnected structure designed for structure of inner and outer air mixing channels is more in favor of balanced matching so as to raise thermal efficiency.

The invention discloses an environmental-friendly power cable which comprises a core wire, an aluminum tape layer lapping outside the core wire and steel-tape armoring arranged outside the aluminum tape layer, wherein the gap between the core wire and the aluminum tape layer is provided with silicon carbide mineral composite fillers, a polyethylene inner sheath is arranged between the aluminum tape layer and the steel-tape armoring, and a polyethylene outer sheath is arranged outside the steel-tape armoring. The invention has the advantages of good heat radiation property, long service life, strong flame retarding property, electricity saving, no toxicity and environmental protection.

The invention relates to a full-closed loop electro-hydraulic servo plate bending machine which comprises a frame, master cylinders, a vertical plate, a mechanical deflection compensating workbench, a slide block and a numerical control system, wherein the master cylinders are located on the two sides above the frame; the vertical plate is located on the lower part of the frame; the mechanical deflection compensating workbench is located on a lateral side of the upper part of the vertical plate; the slide block is located above the vertical plate; the numerical control system is located on the frame; the full-closed loop electro-hydraulic servo plate bending machine is characterized by further comprising a hydraulic system and a servo motor which are connected with the numerical control system, and an oil pump which is connected with the servo motor; the hydraulic system is connected with the oil pump and the cylinder; a cylinder piston rod of the cylinder is connected with the slide block; a pressure value is closed-loop fed back to a servo driver by a machine tool; the system pressure is controlled by adjusting the rotating speed of the oil pump motor by the servo driver, so that the full-closed loop control is realized. The pressure of the hydraulic system is accurately closed-loop controlled by a servo system provided by the invention, so that the stability of the hydraulic pressure is ensured, the flow of the whole hydraulic system is subjected to accurate closed-loop control, and the overflow quantity is reduced.

The invention discloses a generator simulation parameters calibrating method by using a measured trajectory and the trajectory sensitivity, and the method mainly aims at the status quo that certain parameters of the generator is difficult to be obtained through the delivery test, and the parameters identification can not get rid of the limitation of the power system simulation model and parameters, furthermore, can not obtain the generator simulation parameters online. The generator parameters sensitivity to the simulation trajectory can be obtained through estimating the error between the measured trajectory and simulation trajectory, and the trajectory sensitivity is sequenced so as to determine the simulation parameter set which greatly affects the measured trajectory, the rectifiable parameters can be optimized and rectified by using the optimization method, thereby obtaining the generator simulation parameters which make the measured trajectory conform to the simulation trajectory. The method avoids the dependence on the model in traditional generator parameter identification method, has simple calculation and online application potential, and can be applied to other component simulation parameter calibration in the power system.

The invention discloses a radiation heating furnace with an external circulating device. The furnace comprises a furnace body and the external circulating device on the outer side of the furnace body, wherein the furnace body consists of an elevating upper furnace body and a lower furnace body which is fixed on the ground; an upper heating unit and a lower heating unit are correspondingly arranged in the upper furnace body and the lower furnace body; a transmission roller way for conveying glass is arranged between the upper heating unit and the lower heating unit; and the external circulating device comprises an air compressor, an air storage tank, a heat exchanger, an induced draft fan, an air suction pipe, an upper gas ejector pipe and a lower gas ejector pipe and connecting lines thereof. The external circulating device of the invention is used, so that convective heating of glass is added based on radiation heating, the heating time of LOW-E glass and anti-radiation glass is shortened, and energy consumption is lowered to save energy; and heat is exchanged between cold and hot air to uniformly heat the upper and lower surfaces of the LOW-E glass and the anti-radiation glass, so that rejection rate is reduced, and product quality is improved and reaches the national standard of tempered glass.

The invention discloses a frostless refrigerator capable of defrosting through coupling of ultrasonic waves and super-hydrophobic materials, and a control method of the frostless refrigerator. The frostless refrigerator comprises a master controller, an evaporation chamber, a refrigerating chamber, a cold storage chamber, a compressor, a drainage device, an environmental temperature sensor and a magnetic sensitive control air valve, wherein the master controller is separately connected with a ultrasonic wave oscillation system, the compressor, an electric heater, the magnetic sensitive control air valve, a fan, the environmental temperature sensor, a refrigerating chamber temperature sensor, an evaporator temperature sensor and a cold storage chamber temperature sensor, and the ultrasonic wave oscillation system and the electric heater are defrosting devices; the surface of an evaporator, the surface of a refrigerating chamber air channel, the surface of a refrigerating chamber air-return vent, the surface of a cold storage chamber air channel, and the surface of a cold storage chamber air-return channel are made from super-hydrophobic materials. According to the frostless refrigerator and the control method thereof disclosed by the invention, frosting surfaces are treated by using the super-hydrophobic materials, ultrasonic waves and electric heating are coupled, on-line defrosting is performed in a manner that the frostless refrigerator does not stop, the stable running environment of the refrigerator is guaranteed, and the service life of the refrigerator is prolonged.

The invention discloses an efficient building dust removal device. The efficient building dust removal device comprises a base and a conical cover, wherein support legs are arranged on two sides of the lower end of the base; a rolling wheel is arranged at the lower end of each support leg; each support leg comprises a telescopic rod, a telescopic sleeve and a buffering spring; the upper end of each telescopic rod is fixedly connected with the base; the lower end of each telescopic rod is slidably sleeved with a telescopic sleeve; the telescopic sleeves are fixedly connected with the base through the buffering springs; the buffering springs are used for absorbing vibration generated by the device. The efficient building dust removal device is simple and reasonable in structure; airflow flowing from left to right is formed in the conical cover, so that the content of dust in the unit space is increased; the dust removal effect of the device is greatly improved; furthermore, fan blades are eliminated in the conical cover, so that the safety of the device is improved; meanwhile, the device is also capable of achieving cyclic utilization of the water resource; the effect of saving water is achieved; in addition, the device is capable of achieving self power supply by using solar energy, so that the effect of saving energy and power can be achieved; the efficient building dust removal device is high in practicability.

The invention provides a processing method of a thermoplastic filament composite material excrement leaking plate. The method is characterized by comprising the steps of mixing a thermoplastic polymer and an additive; plasticizing through a screw extruder to obtain molten compound; feeding the molten compound and continuous fiber yarns into the screw extruder; shearing through a screw; dispersing; melting; forming through a die; or heating, melting and extruding the fiber reinforced thermoplastic plastic particles, and then performing injection molding; or braking to soften a fiber reinforced thermoplastic plastic sheet, positioning on the die, and then pressing to form. According to the method, the step related to semi-finished products is removed; the raw materials are directly processed to obtain finished products, so that the processing cost is reduced, and the influence of secondary processing on material performance can be reduced.

The invention discloses a filter device for treating industrial sewage. The filter device for treating the industrial sewage comprises a tank body, an inner tank, a filter screen, a filter barrel, anarc-shaped cover plate and a first water delivering tube, wherein a water inlet tube is arranged on the left side of the tank body; a discharging end of the water inlet tube penetrates through the surface of the tank body; the surface of the left side of the inner tank is connected with the discharging end of the water inlet tube in a penetrating manner; the left end of the inner tank is fixedly connected with the inner wall of the tank body; the filter screen is connected with the outer wall of the inner tank through a limiting plate fixed internally; a mounting seat is mounted on the inner wall of the tank body; a baffle is mounted on the lower portion of the tank body in an embedded manner; sewage draining openings are separately formed in the lower surface of the tank body and the surface of the baffle; a water draining tube is mounted below the inner tank; the lower end of the water draining tube penetrates through the lower surface of the tank body; a fixing plate is arranged onthe surface of the right side of the tank body; and the arc-shaped cover plate separately penetrates through the surface of the inner tank and the surface of the tank body. According to the filter device for treating the industrial sewage, a resetting spring is compressed by the filter screen; and when the filter screen returns, scummings on the surface of the filter screen are scraped off by a scraper blade, meshes of the filter screen are prevented from being blocked, and the filter efficiency is improved.

The invention relates to a measuring system of automatic light change goggles response time, in particular to a measuring system of automatic light change goggles response time making use of laser, modulated infrared light, electronic technology and computer technology. The invention consisting of a testing light source, a triggering unit, a signal reception / pretreatment unit, a digital signal treatment / control unit and a power module is characterized in that: the bright and dim status conversion of the liquid crystal screen of the goggles to be measured is controlled by the infrared triggering light source through a computer, the variation of the transparency degree of the goggles is also detected simultaneously, and thus the response time or turn-off and recovery time of the goggles can be worked out. The invention has the advantages of simple structure, portability, energy conservation and consumption reduction, as well as convenient use. The invention which adopts a Europe standard of BS EN379-2003 is applicable to testing the response time of the automatic light change goggles capable of protecting eyes against radiation in electric welding, gas welding and arc light surroundings.

The invention discloses a direct-current brushless variable frequency air conditioner control circuit by which effective control over a motor is realized and the reliability is improved. The invention adopts the following technical scheme that: the direct-current brushless variable frequency air conditioner control circuit consists of a switching power supply module, a direct-current motor driving module and a main control board module, wherein the switching power supply module is connected with the direct-current motor driving module and the main control board module respectively; and the main control board module is connected with the direct-current motor driving motor. Compared with the prior art, a direct-current motor of a direct-current brushless variable frequency air conditioner is controlled by the switching power supply module, the direct-current motor driving module and the main control board module, so energy is saved and the cost of a product is reduced; a problem that the conventional air conditioner always blows cold and hot air is solved; and an effect of saving energy is achieved effectively.

The invention discloses luminous slurry and a preparation method thereof. A formula of the luminous slurry comprises the following raw materials according to parts by weight: 80-120 parts of polyvinyl chloride powder, 15-25 parts of polyester, 5-15 parts of gelatin, 2-8 parts of colophony glyceride, 5-15 parts of ethanol ethyl ester, 40-60 parts of water treatment luminous powder, 20-40 parts of UV varnish, 40-60 parts of polyurethane acrylic acid complex and 5-15 parts of accelerator. The method comprises the following steps: mixing the polyvinyl chloride powder, the polyester, the gelatin and the colophony glyceride, heating, dissolving hotly, adding the ethanol ethyl ester after cooling, and stirring evenly; adding the water treatment luminous powder into the UV varnish and stirring evenly; and adding the polyurethane acrylic acid complex after mixing and stirring substances prepared in the two previous steps evenly, stirring evenly, regulating the thickness of mixed liquid by using the accelerator, and stirring evenly. The luminous slurry can replace the prior ink, printing ink, paint, chromatic wall paint, oil paint and the like and has the advantages of environmental protection, durability and luminous performance.

The invention discloses an energy-saving drying device comprising a base and a processing box. Supporting blocks are symmetrically arranged on both sides of the lower end of the base, and rollers forconvenient device transportation are arranged on the supporting blocks; and a processing box is arranged above the base and supporting bars are symmetrically arranged at both sides of the lower end ofthe processing box, and supporting sleeves are slidably arranged on the lower ends of the supporting bars in a sleeving mode. The energy-saving drying device is simple and reasonable in structure, easy to carry, and good in anti-seismic performance; through left and right movement of a cylinder piston in cooperation with unidirectional communication of a first check valve and a second check valve, heat is continuously introduced to the inside of the processing box, therefore materials are rapidly dried, and at the same time, the discharged moisture can be dried and recycled to save energy; and in addition, the cylinder piston can be used for transmit power for a hydraulic transmission mechanism, so that a supporting platform is shaken, thereby further improving the drying effect of the device, and the practicability is high.

The invention discloses a walking hydraulic system for a scissor-type overhead working truck. A power unit (2) is connected with a lifting two-position four-way electromagnetic directional valve (3), wherein the lifting two-position four-way electromagnetic directional valve (3) is connected with a priority valve (5); the priority valve (5) is connected with a steering three-position four-way electromagnetic directional valve (6); one path of the outlets of the priority valve (5) and a one-way valve (13) is connected with a walking brake (18), and the other path is connected with a three-position four-way electromagnetic directional valve (7); one oil port of the three-position four-way electromagnetic directional valve (7) is connected with a first one-way sequence valve (10); the first one-way sequence valve (10) is connected with a first walking motor (17), and is connected with a second walking motor (29) through a two-position four-way electromagnetic directional valve (12); one oil port of the three-position four-way electromagnetic directional valve (7) is connected with a second one-way sequence valve (11); the second one-way sequence valve (11) is connected with a second walking motor (29), and is connected with a first walking motor (17) through the second two-position four-way electromagnetic directional valve (12). The walking hydraulic system for the scissor-type overhead working truck has the advantages of saving energy and reducing production cost.

The invention discloses a steam generating device, and aims to provide a steam generating device which has the advantages of dry-combustion prevention, energy conservation, water conservation, good steam-water separation effect and simple assembly process. The steam generating device comprises a water tank, a steam-water separator with a sealing cover and a base, a shunt valve and at least one heating tube, wherein a reflow opening on the water tank is communicated with a reflow tube on the base; a bottom plane and a bottom inclined plane are arranged at one end of the bottom surface, close to the reflow tube, of the base; a steam outlet interface is formed on the steam-water separator; a water outlet on the water tank is communicated with the shunt valve through a pipeline IV; and the steam-water separator is communicated with the pipeline IV through a pipeline. The invention also discloses a domestic electric steam box with the steam generating device, which has the advantages of safety, energy conservation and water conservation.

A biomass fertilizer drying device, comprising a body, the top of the body is provided with a feeding port, the top of the feeding port is fixedly connected with a constant-speed material cylinder, and the top of the interior of the body is fixedly connected with a suction plate, One end of the suction plate is fixedly connected with a circulation pipe, one end of the circulation pipe is fixedly connected with a dehumidifier, one end of the dehumidification box is fixedly connected with a hot air blower through the circulation pipe, and one end of the hot air blower is fixedly connected with a compressor. machine. The biomass fertilizer drying device is equipped with a suction plate, a dehumidifier, a hot air blower and a compressor, and the heat absorption of the suction plate is used to remove moisture through the dehumidifier, and then through the hot air blower and the compressor through the circulating cylinder to the body. The interior is dried, and then passes through the suction plate, which realizes the reuse of the heat in the high-temperature gas, plays a role in energy saving, and thus achieves the purpose of heat circulation.

The invention provides a stepping type water boiler which comprises a water boiler box. A stepping type heating water container (1), a heat exchange water container (14), a heat exchange water pipe (13) and a water inlet pipe are arranged in the water boiler box. The stepping type water boiler is characterized in that the water inlet pipe is connected with the heat exchange water container (14), the heat exchange water pipe (13) is arranged in the heat exchange water container (14), one end of the heat exchange water pipe (13) is fixedly connected to the inner wall of the stepping type heating water container (1), and the other end of the heat exchange water pipe (13) extends out of the heat exchange water container (14); a heating pipe is arranged in the stepping type heating water container (1), and the stepping type heating water container (1) is connected with the heat exchange water container (14) through a pipe. According to the stepping type water boiler, boiled water is led into the heat exchange water pipe, the heat exchange water pipe is arranged in the heat exchange water container, the boiled water is physically cooled through unboiled water to become warm water which then flows out to be drunk by people, the mixture, which is formed in the mode that the unboiled water and the boiled water are mixed for cooling, of the unboiled water and the boiled water is avoided, energy is saved, and the stepping type water boiler is safe.

The invention discloses an animal husbandry sewage recycling device which comprises a grinding box, wherein a wastewater collection pipe is fixedly arranged at a middle position at the upper end of the grinding box; a grinding motor I and a grinding motor II are symmetrically arranged on the top of the grinding box on two sides of the wastewater collection pipe; a grinding shaft I and a grinding shaft II are respectively arranged at the output ends of the grinding motor I and the grinding motor II; and grinding blades I and grinding blades II are respectively arranged on the grinding shaft I and the grinding shaft II. The animal husbandry sewage recycling device disclosed by the invention is simple and reasonable in structure, and excrement sewage is ground, so that the materials are conveniently filtered, later decomposition and fermentation of the materials can be promoted, and biogas produced by fermentation is fed into a gas storage tank to be stored to be used for household combustion or industrial power generation so as to achieve an effect of saving energy. A lifting device is further arranged in the device, and impurities at the bottom of a screening box are further conveniently lifted up, so that later impurity removal of the screening box is facilitated. Therefore, the working efficiency of the device is improved, and the practicality is high.

The invention relates to a multi-compressor air conditioning system which comprises a compressor unit, a four-way valve, an outdoor heat exchanger and a gas-liquid separator. The compressor unit comprises an exhaust end and a gas return end; the compressor unit comprises at least two compressors which are connected with each other in parallel, each compressor is provided with an exhaust hole and a gas return hole, and the exhaust hole of each compressor is provided with a one-way valve; the exhaust end is composed of the multiple exhaust holes, and the gas return end is composed of the multiple gas return holes; at least two compressors comprise a main compressor and at least one auxiliary compressor, a gas exhaust and return pipe is arranged between the exhaust hole and the gas return hole of each auxiliary compressor, and a magnetic valve is arranged on each gas exhaust and return pipe. The invention further relates to a control method for the multi-compressor air conditioning system. The multi-compressor air conditioning system and the control method thereof have the advantages that when the auxiliary compressors stop operating, the magnetic valves are opened, the gas exhaust and the gas return of the auxiliary compressors are communicated to quickly balance the pressure in the compressors, therefore, the auxiliary compressors can be prevented from being started with pressure difference, and the operational reliability of the system can be improved.

The invention discloses an efficient sterilization aerator for abalones. The aerator includes a stirring box and a lifting canister, supporting legs are symmetrically arranged on the two sides of thelower end of the stirring box, supporting blocks are arranged at the lower ends of the supporting legs, water inlet channels are formed in the left and right sides of the stirring box, a material baffling grid is arranged at an outer port of each water inlet channel, the lifting canister is vertically arranged in the middle of the upper end of the stirring box and communicated with the stirring box, a driving motor is arranged in the middle of the upper end of the lifting canister, a rotating shaft is arranged at the output end of the driving motor, an air guiding channel is formed in the rotating shaft, and the lower end of the rotating shaft is rotatably connected with the bottom of the stirring box. The efficient sterilization aerator for the abalones is simple and reasonable in structure, water for culture is sterilized and disinfected, and meanwhile, air can be fully blended with the water, so that the oxygen content in the water is greatly increased, and therefore the water quality is greatly improved; additionally, the aerator can utilize photovoltaic power generation to provide electric power for the aerator, and therefore the effects of saving energy and electricity are achieved, and the practicability is high.

The invention discloses a radiating device of a wind power generation water cooling system used for radiating cooling liquid in a liquid collection box of the water cooling system arranged in an engine room cover, wherein the radiating device comprises a plurality of heat pipes, heat absorption segments of the heat pipes are arranged in the liquid collection box, and heat release segments of the heat pipes are arranged at the outside of the engine room cover. The invention further discloses the wind power generation water cooling system comprising the radiating device, wherein the radiating device disclosed by the invention indirectly cools the cooling liquid of the cooling system substantially by means of the heat exchange property of the heat pipes and natural gas with excellent wind field without utilizing cooling fans or plate heat exchangers, thereby avoiding the energy consumption of the fans and avoiding the high braze welding technology of the plate heat exchangers; besides, the radiating device can fully utilize the excellent natural wind in a wind field to cool and radiate the cooling liquid so as to exert the energy saving effect.

The invention discloses dimming glass based on solar energy and dimming liquid crystal. The dimming glass is characterized by mainly comprising double transmitting glass surface layers (1), a liquid crystal sheet (4) and a film solar battery (3), wherein the inner surfaces of the double transmitting glass surface layers (1) are respectively bonded with an ethylene-vinyl acetate (EVA) adhesive layer (2); the film solar battery (3) with a frame structure is clamped between two EVA adhesive layers (2) and arranged along the peripheries of the transmitting glass surface layers (1); the liquid crystal sheet (4) is also clamped between the two EVA adhesive layers (2) and is positioned in the frame of the film solar battery (3); the film solar battery (3) is connected with the input end of a storage battery through a control circuit; the output end of the storage battery (6) is electrically connected with the liquid crystal sheet (4); and a dimming resistor (5) is connected in series in a connecting circuit of the storage battery (6) and the liquid crystal sheet (4). The dimming glass has the advantages of adjustable light, energy conservation, environmental friendliness, high strength and low cost.

The invention relates to a power management device based on a linux system and a management method thereof. The invention realizes energy-saving control on a mobile handheld device platform so as to automatically switch to an energy-saving mode based on a set static power control mode and directly switch to a standby mode or a sleep mode immediately after the current running state is idle for a period of time, thus not affecting operation of current users, achieving energy-saving effect and prolonging cruise duration of the device.