246results about How to "Realize the purpose of energy saving and environmental protection" patented technology

The invention relates to a light-emitting control method for adopting and controlling liquid crystals to emit light from independent light sources for displaying characters, in particular to a dynamic backlight control method for an LED display panel. The control method comprises the following steps: setting at least one control point between two preset fixed threshold values of the average brightness of the full screen, and forming a regulation curve corresponding to backlight brightness between the control point and each of the two fixed threshold values to be used as a reference for backlight regulation; computing the weighted average of the previously computed average brightness value and the subsequently computed average brightness value to acquire the average brightness value of the full screen of the current frame image; and correspondingly regulating the backlight brightness according to the backlight brightness value corresponding to the average brightness value on the regulation curve used as the reference for backlight regulation. Thus, the invention provides a method for dynamically regulating backlight brightness, which overcomes the defect of light leakage of the inherent dark gray scale in liquid crystal display and structure coordination, increases the dynamic contrast, improves the image quality, and realizes the purposes of energy saving and environmental protection.

The invention provides a composite rainwater power generation device based on a mini water bucket and a PVDF film piezoelectric technology, and belongs to the field of hydroelectric generation. The device solves the problems that an existing rainwater power generation device is high in cost and complex in installation and debugging. The device comprises a water level automatic control unit arranged on a water inlet of a rain drainage pipeline, a mini water buckle power generation unit arranged under the water level automatic control unit, and a PVDF piezoelectric module power generation unit arranged on a water outlet of the rain drainage pipeline. The water level automatic control unit comprises a floating ball, a V-type connecting rod, a partition board with a through hole, a valve and a magnet, wherein the V-type connecting rod is fixed to the inner side wall of the rain drainage pipeline, the lower portion of the V-type connecting rod is provided with the partition board with the through hole, and the valve is matched with the through hole in the partition board to control flowing and stopping of rainwater. The mini water bucket power generation unit comprises a mini water bucket hub, m mini water bucket vanes, a driving wheel, a driven wheel, a belt and a water bucket power generation circuit. The PVDF piezoelectric module power generation unit comprises a PVDF piezoelectric film and a PVDF power generation circuit.

The invention discloses a portable human body air conditioner, utilizing two power supplies such as electric supply and lithium battery, wherein the build-in pipeline is in an ellipse shape or in a flat shape and is synthesized by compression resistant cotton cloth and PVC; a host is a semi-conductor chip; system refrigeration and heating both utilize a miniature circulating pump; liquid exchangesheat and cold by the host and an air conditioning cloth; heat and cold temperature is automatically controlled and regulated precisely; and the functions such as liquid temperature control and the like are realized. The portable human body air conditioner has extremely less energy consumption and comfortable and cool to wear, and has significant energy saving and environmental protection effects.

The invention discloses an intermittently discharged organic waste gas gathering and processing method. After the intermittently discharged organic waste gas passes through a flame arrester, a booster pump and a waste gas gathering cabinet, if the organic waste gas is very high in concentration, the organic waste gas can be burnt directly or directly burnt in a combustion device/a boiler after passing through a purification/decontamination device B, and the heat generated by burning directly generates steam. If the organic waste gas is low in purity, the organic waste gas is thinned to the concentration lower than an explosion limit through a thinning device, the thinned organic waste gas is conveyed to heat storage oxidization/heat storage catalysis/catalytic oxidation devices to oxidize and decontaminate, one part of the gas is switched between the heat storage oxidization/heat storage catalysis/catalytic oxidation devices, one part of the heat generated by oxidization heats the waste gas to arrive at a combustible temperature, and most of the heat generates steam through a waste heat boiler. The intermittently discharged organic waste gas gathering and processing method is capable of realizing energy conservation and environment protection, a pollutant discharge enterprise even can gain profit when treating pollutant, and accordingly the pollutant treatment enthusiasm of the enterprise is greatly increased.

The invention aims at providing a method, a device and a system for achieving dynamic migration of virtual base stations in a BBU pool. A second virtual base station for accepting migration of a first virtual base station is determined by utilizing a migration management device according to a migration request of the first virtual base station; the first virtual base station sends a corresponding migration relevant parameter to the second virtual base station; the second virtual base station configures a corresponding communication tunnel according to the migration relevant parameter; the first virtual base station switches a corresponding data path and an interface to the second virtual base station according to the communication tunnel. Compared with the prior art, the method, the device and the system achieve non-destructive virtual base station migration, millisecond-magnitude-order service interruption time and packet loss freeing, ensure the service quality and enable users not to feel the migration process.

The invention discloses an energy-saving stirrer for a building. The problems that in the prior art, energy is wasted, cement on the inner wall of a stirrer is difficult to clear away, and the stirring efficiency is low are solved. The energy-saving stirrer for the building comprises a cylindrical stirrer body with a feeding port in the top and a discharging funnel port in the bottom, a smashing device, a filter screen, a stirring shaft, an energy-saving motor, stirring blades, a connecting shaft rod, an automatic cleaning knife, a protecting rod, a water spraying pipe, a water conveying pipe, a high-pressure water pump arranged on the water conveying pipe, and a supporting frame body fixed to the bottom of the stirrer body; more than five downward water spraying heads are arranged on the water spraying pipe in a staggered manner; hydraulic supporting legs and universal wheel supporting legs are arranged at the bottom of the supporting frame body; and shock absorbing springs are arranged on the hydraulic supporting legs. The energy-saving stirrer for the building is low in production cost, high in stirring efficiency and long in service life, the cement is good in quality after being stirred, energy conservation and environment protection are achieved, and the energy-saving stirrer for the building is suitable for being popularized and applied energetically in the technical field and the technical fields approaching to the technical field.

The invention relates to a method for preparing a 2-oxazolinone compound containing a trifluoromethyl group from an allyl amine compound in virtue of carbon dioxide. Specifically, the allyl amine compound as shown in a formula 1 which is described in the specification reacts with CO2 in a solvent in the presence of a copper catalyst, alkali and a trifluoromethylation reagent so as to prepare the 2-oxazolinone compound as shown in a formula 2 which is described in the specification. In the formula 2, R<1>, R<2>, R<4> and R<5> are independently selected from a group consisting of H, halogen, a cyano group, an alkyl group, a carbonyl group, an ester group, an aryl group, a heteroaryl group and the like, R4 or R5 can optionally form a ring with R1, and the alkyl group, the carbonyl group, the ester group, the aryl group and the heteroaryl group can be optionally substituted by halogen, the alkyl group or the like; and R3 is H, halogen, an alkyl group, an aryl group, or the like.

The invention provides a teaching management system which can provide various forms of video data, and can carries out uniform management on electrical appliances in a classroom. The teaching management system provided by the invention comprises a master control device and a number of teaching terminal management devices. A number of teaching terminal management devices are provided with management operation interfaces suitable for controlling and managing various external connected teaching devices, and interactive interfaces suitable for interacting with the master control device. The master control device is provided with a management operation interface suitable for remotely controlling and managing a number of teaching terminal management devices, and an interactive interface suitable for interacting with a number of teaching terminal management devices. The master control device and a number of teaching terminal management devices interact with each other, including text, image, audio and/or video information transmission. The master control device can control and manage the external teaching devices which are connected with a number of teaching terminal management devices.

The invention provides a truck braking radiating system which comprises a braking drum, braking shoes and a braking piece, wherein a pair of arc-shaped braking shoes are arranged inside the braking drum. The truck braking radiating system is characterized in that a plurality of braking drum rivet holes are formed in the inner wall of the braking drum, braking piece rivet holes corresponding to the braking drum rivet holes are formed in the braking piece, and the braking piece is fixed on the inner wall of the braking drum through a rivet; the inner cavity of each braking shoe is emptied, the opposite ends of the braking shoes are connected through a guiding pipe, the other end of one braking shoe is provided with a braking shoe water inlet pipe, and the other end of the other braking shoe is provided with a braking shoe water outlet pipe; a water tank circulating radiating device or a mechanical circulating radiating device provided with a water pump and a radiator is arranged between the braking shoe water inlet pipe and the braking shoe water outlet pipe. A truck does not need to fill the water in a large water tank anytime to spray the braking drum to radiate, the oil consumption quantity of the truck is reduced, the trouble that a driver needs to add the water in the midway is omitted, and the time and the money are reduced.

Provided are an energy-saving control method and system for a river water source heat pump system. The method comprises the following steps that S1, building standard cold and heat energy consumptionlarge data are built; S2, according to the building function, energy using time and load distribution difference, by combination with the building standard cold and heat energy consumption large data,building refinement partitioning is conducted, a cold and heat energy requirement dynamic curve of all subzones of a building is generated, and the dynamic curve is updated once at fixed intervals; and S3, according to the cold and heat energy requirement dynamic curve of the building, the large hysteresis quality and nonlinearity of an air conditioner system are considered, the river water source heat pump system is divided into an equipment starting stage, a steady-state operation stage and an equipment halt stage, and staged control is conducted; and the temperature changes of river waterare monitored in real time, and when the temperature difference of inlet and outlet water of a river water source heat pump unit exceeds the set value, corresponding water pumps are controlled in a variable-frequency mode, and the water flow is adjusted. The invention further discloses the energy-saving control system for the river water source heat pump system. The energy-saving control method and system for the river water source heat pump system have the advantages of being high in efficiency, stable, free of pollution, small in energy consumption, remarkable in energy-saving effect and thelike.

The invention discloses an indoor illumination control system and method based on outdoor illumination sampling. The indoor illumination control system comprises an outdoor illumination sampling module, an illumination attenuation calculating module, a supplementary lighting calculating module, a dimming quantity calculating module and a dimming drive circuit, wherein the outdoor illumination sampling module is used for collecting outdoor sunlight information; the illumination attenuation calculating module is used for calculating the actual sunshine amount of an illumination space in which each indoor lamp is so as to calculate the supplementary lighting amount of the lamps for supplementary lighting illumination; the supplementary lighting calculating module is used for calculating the supplementary lighting amount required for each lamp according to the actual sunshine amount of the illumination space in which each indoor lamp is which is calculated and obtained by an illumination attenuation model and according to required indoor target illumination; the dimming quantity calculating module is used for calculating output dimming quantity of each lamp required for supplementary lighting illumination according to the supplementary lighting amount of each lamp required in the illumination space calculated and obtained by the supplementary lighting calculating module; the dimming drive circuit is used for carrying out illumination power drive output for each lamp respectively according to the output dimming quantity of each lamp required for supplementary lighting illumination calculated and obtained by the supplementary lighting calculating module.

The invention relates to a hybrid power bus braking system. The hybrid power bus braking system comprises an engine inflating pump, an electric inflating pump, a bi-pass one-way valve, a four-circuit protection valve, a relay valve, a differential relay valve, a left front-axle air chamber, a right front-axle air chamber, a left rear-axle air chamber, a right rear-axle air chamber, a main foot braking valve, a hand braking valve, a front braking air reservoir, a rear braking air reservoir, a hand braking air reservoir, an auxiliary air reservoir, a regenerative air reservoir and a dryer. According to the technical scheme, the hybrid power bus braking system has the advantages that since two kinds of braking air sources provided by the conventional inflating pump and the electric inflating pump are designed in a full vehicle, stable full-vehicle baking performance can be guaranteed, and the requirements on energy conservation and environment protection can be met.

The invention discloses a method for preparing magnesium. The method comprises the following steps: calcining dolomite in a rotary kiln to obtain calcined dolomite and tail gas; mixing the calcined dolomite with ferrosilicon and fluorite to obtain a mixture; performing ball-milling on the mixture to obtain a granular mixture; briquetting the granular mixture to obtain pelletized materials; arranging the pelletized materials into a feeding region in a rotary hearth furnace, gradually heating the pelletized materials in the feeding region in a preheating region and a heating region, and performing reduction reaction on the pelletized materials in a high-temperature region to obtain magnesium steam, flue gas and furnace slag; condensing the magnesium steam to obtain magnesium. The method disclosed by the embodiment of the invention is simple in process and low in energy consumption; the reduction reaction is carried out by adopting the rotary hearth furnace, so that magnesium can be continuously produced, the yield is increased, and efficient production of magnesium can be carried out.

The invention relates to an indoor air quality optimizing system. The indoor air quality optimizing system comprises one or more air purification devices used for filtering and purifying air and generating anions or plasma and one or more oxygenators. The indoor air quality optimizing system further comprises a first oxygen port used for conveying oxygen separated by the oxygenators to the indoor part. Each air purification device comprises a shell, an installing plate, a combined filtering module used for purifying and filtering air, an ion generator, a motor and blades. The oxygenators are provided with sensors used for detecting the pressure of oxygen in oxygen supply pipelines. The oxygenators are further provided with first control plates. The sensors are electrically connected with the first control plates. The air purification devices are provided with second control plates. One air purification device can be connected with and control one or more oxygenators. One oxygenator is connected with one or more air purification devices. The problems of fast oxygen consumption and the slow occasion oxygen supply are solved; meanwhile, the indoor air quality optimizing system can be installed in multiple rooms at the same time; and intelligent starting or stopping of the oxygenators is achieved during using, and the resource utilization rate is high.

The invention discloses a corridor double escalator with balancing units, and relates to an elevating device. The escalator is arranged in a corridor, and is advantaged in that the escalator does not affect ventilation and natural lighting, operates safely and reliably, can keep the corridor unobstructed, and is simple and convenient to use, low in cost and short in construction period and the like. The corridor double escalator comprises guide frames, main frames, the balancing units, a driving unit and safety protection units, the guide frames are symmetrically and fixedly arranged on walls at two sides of the corridor and are parallel to the slope of stairs, the main frames are movably arranged on the guide frames and move on the guide frames through the driving unit, the balancing units are arranged on the guide frames and are connected with the main frames through wire ropes and rope guide wheels, and the safety protection units are arranged on the main frames or the guide frames, and are connected with a controller and an electromagnetic brake. The corridor double escalator with the balancing units can be used as an escalator and also can be used as a staircase. By employing the corridor double escalator with the balancing units, conflict of residents on high and low floors can be alleviated, the elevator mounting problem which puzzles us for many years is solved, and the corridor double escalator can be widely applied to duplex apartments, small villas and urban and rural low-rise buildings.

The invention relates to a split type air purification device which is formed by a control host and a purification filter element. The split type air purification device is characterized in that the control host comprises an air outlet (1), an outer shell (2), an air flue structure part (3), an air guide fixing part (4), an air inlet cover plate (5), a draught fan (6), a key cap (7), a key plate (8), a light guide column (9), a main control panel (10), a power panel (11), a PM2.5 laser detection sensor (12), a TVOC sensor (13), a sensor fixing support (14), a WIFI communication module (15), amagnetically controlled switch (16), magnets (17) and a sealing rubber ring (18); and the purification filter element comprises an upper filter element end cover (19), an outer filter element paperboard cover (20), HEPA filter paper (21), an activated carbon filter net (22), a metal liner net (23), a lower filter element end cover (24) and a bottom rubber pad (25). The split type air purificationdevice is simple and reasonable in structure, consumables are easily replaced, the area of the filter element is large, the effect is obvious, meanwhile a novel degradable material is adopted for thepurification filter element, the cost can be reduced, and the purposes of energy conservation and environmental can be realized.

The invention discloses a bauxite sintering furnace dust-removing purification device. Smoke dust generated in the bauxite sintering process is intensively delivered into a spraying temperature-reducing dust remover to reduce temperature and remove dust so as to complete primary temperature-reducing and dust-removing process; the smoke dust processed with temperature reduction and dust removal is led into a lime water smoke dust filtering tank by a high-pressure blower to be atomized and purified by lime water so as to complete the second-time purification processing of the smoke dust; the smoke dust processed with secondary purification is led into an atomizing and purifying neutralization reaction tank, and a right amount of purification processing media are added into atomized water inside a main spraying system of the atomizing and purifying neutralization reaction tank to subject to neutralization reaction with harmful gases contained in the smoke dust so as to complete the third-time dust-removing and purification processing of the smoke dust, thereby the invention realizes the discharge of burnt gas reaching the standard, reduces the discharge amount of carbon dioxide and has no harmful gas discharged into air so as to achieve the purpose of energy saving and environmental protection.

The invention relates to the field of environment purification and protection, in particular to a nanometer mercury material with lasting adsorption performance. Firstly, a composite aluminum oxide ceramic material is prepared by an organic foam dipping process to serve as a carrier; secondly, an activator is loaded on the surface of the carrier and in a micro pore of the carrier by an immersion method, wherein the coverage area of the activator is 85 percent or more, oxidization of chloride ions, sulfate radicals and nitrate ions in the activator to mercury is used to fix elemental mercury, silver and mercury are formed into amalgam to react and solubilize the elemental mercury, and the huge surface of porous ceramic is used to absorb valence state mercury; and finally, the mercury is reclaimed through a low-temperature thermal desorption method, and circular utilization of the carrier is realized. The material has performances of large surface area, strong permeability, high compression strength, impact resistance, high temperature resistance, environmental friendliness, high chemical stability and the like, the carrier can be circularly used, mercury recovery is simple and feasible, and secondary pollution is not caused. Furthermore, a material preparation process is simple and low in cost. The nanometer mercury material has very good application potential and good social and economic benefits.

The invention provides a bell jar type damper used in high altitude areas. By applying the bell jar type damper, the corona audible noise and the corona loss of a 330kV high altitude area electric transmission line can be effectively reduced, and the damper has the advantage of good damping performance. The damper comprises a damper head, a steel strand and a wire clamp. The damper head has a cylinder structure, one end of the damper head is provided with a lightening hole having a diameter of phi 3 in the inside, the other end of the damper head is provided with an installation having a length of L2 in the inside, and the damper head is provided with a drain hole having a outer diameter of phi 4 at the circular ring of the outer side of the lightening hole, wherein the drain hole runs through the circular ring in the axial direction. According to the bell jar type damper of the invention, through simulating calculation, the surface maximum field strength is reduced to 22kV/cm which is reduced by 19% compared with the surface maximum field strength of a conventional bell jar type damper; the corona onset voltage of the damper is 390kV in the 4000 meter altitude height simulation condition which is much higher than the 330kV rated operating voltage, so the occurrence of corona can be effectively restrained, and the damper has the advantage of good damping performance.

The invention discloses a slideway sealing device for a sintering pallet. The slideway sealing device comprises upper slideways mounted in grooves on two sides of the sintering pallet, and a sealing structure is formed after the upper slideways contact with lower slideways mounted on a slideway support beam. Each upper slideway is a special-shaped cavity which forms a rigid sealing face, lubricating through holes are distributed in the rigid sealing face, and solid or liquid lubricating medium fills the special-shaped cavity. Each lower slideway is provided with a flexible sealing plate which contacts with the sealing face of the corresponding special-shaped cavity. The slideway sealing device has the advantages that by the newly designed sealing structure, sealing and self-lubricating are achieved, and abrasion and air leakage are avoided; the problems that traditional lubricating oil is easily drawn into an air box and cannot achieve a lubricating effect, air leakage between the upper and lower slideways is caused, and the abrasion of the upper and lower slideways are accelerated are solved.