78 results about "Visual pollution" patented technology

The invention relates to a device for efficiently getting water, eliminating white smoke and cooperatively removing contaminants and a working method for the device. The device comprises a draught fan, a deep waste heat recycling system, a desulfurization system, an efficient condensing and water-getting system, a smoker re-heating and white smoke eliminating system, a chimney and a heat medium water circulating pump, wherein the efficient condensing and water-taking system comprises a condensing and water-getting heat exchange system, a condensing water circulating pump and a mechanical ventilating cooling tower; the condensing and water-getting heat exchange system is arranged at an outlet flue of the desulfurization system; the condensing and water-taking heat exchange system is connected with the condensing water circulating pump; the condensing water circulating pump is connected with the mechanical ventilating cooling tower; the condensing and water-taking heat exchange system isconnected with the mechanical ventilating cooling tower; the deep waste heat recycling system is connected with the heat medium water circulating pump; the heat medium water circulating pump is connected with the smoker re-heating and white smoke eliminating system; and the deep waste heat recycling system is connected with the smoker re-heating and white smoke eliminating system. The device is used for recycling a great deal of water in smoke, greatly saves water consumption amount of the desulfurization system, eliminates visual pollution of white smoke plume, and effectively reduces anti-corrosion grade of the chimney.

The invention relates to a system and a blending combustion method for a coal-fired power station boiler for large-proportion blending combustion of semi-coke. According to the system and the blendingcombustion method, the problems that the low-volatile semi-coke fuel is difficult to fire, poor in burnout performance and high in NOx emission during combustion are solved; optimization of a pulverizing system, dense-dilute regional combustion of semi-coke fuel, in-furnace layered blending combustion of the semi-coke and bituminous coal, pure oxygen over fire air arrangement and cold energy comprehensive utilization are comprehensively considered; a four-corner tangential combustion mode is adopted, a boiler hearth five-zone combustion environment is built, and a power station boiler systemfor large-proportion blending combustion of the semi-coke is developed, so that the proportion of blending combustion of the semi-coke is larger than or equal to 45%; low NOx emission of an outlet ofa hearth is realized while high-efficiency combustion of the semi-coke is realized; and low-temperature O2 and low-temperature N2 which are close to 0 DEG C and are obtained by air separation and obtained through an air-temperature type gasifier are used for realizing deep condensation of desulfurized clean flue gas, so that water in the clean flue gas is reduced to the maximum degree, corrosion of a chimney is reduced, white smoke is also eliminated, and visual pollution around a power station is reduced.

The invention discloses a low temperature flue gas waste heat utilization, desulphurization, denitration and white smoke elimination integrated system of an industrial furnace. The system comprises asupercharging wind turbine, a multi-refrigerant heat exchange system, a flow control valve, a flow meter, a flue gas condensation and denitration reactor, an alkaline pool, a demisting filter and a chimney. The system has the following advantages that convenience is provided for operation of the industrial furnace, and online construction is realized; fuel consumption is reduced, and the thermal efficiency of the industrial furnace is improved; the service life of system equipment and parts is ensured; flue gas waste heat utilization, desulphurization, denitration and white smoke elimination are integrated; the denitration efficiency is >=80% and the desulphurization efficiency is >=90%; water consumption is reduced; the land occupation area is reduced, and the cost is reduced; droplet water in the discharged flue gas is reduced; the concentration of pollutants in the local region near the chimney is reduced; energy is saved, environment pollution is reduced, and visual pollution is eliminated; energy-saving, emission-reducing, water-saving and steam-saving are all realized; the operation cost is low; and the application range is wide.

The invention relates to a flat type solar water heater which is composed of the collector, heat storage system, ductwork and control system. The invention uses a new structure of translucent panel, eliminates or reduces the original bracket height, reduces costs, but also eliminates the visual pollution, the city becomes more beautiful. The invention installs on the roof level, can greatly improves the wind resistance of the solar water heater. The invention has a number of thermal storage devices, when the water is inexhaustibly, it can be stored in the large capacity storage devices under the room for the use of continuous cloudy. The summer when a large amount of hot water is inexhaustibly, it can be stored in the specific space underground for use in winter. The invention also has the cold air-conditioned function of the top room in the summer. The invention is simple, inexpensive and practical, low cost, high efficiency, very popular with consumers, has a broad market prospect.

The invention provides a method and a system for preparing soft water and utilizing afterheat by using spent steam obtained through ironmaking blast furnace slag washing. In the method, slag at high temperature of 1,500DEG C is subjected to water quenching, slag-washing water instantaneously absorbs a great deal of latent heat of vaporization, and is evaporated to form slag-washing spent steam which contains low salt content and is rich in the latent heat of vaporization; the spent steam is subjected to condensation heat transfer to prepare the soft water or demineralized water, and low-grade latent heat of vaporization is brought to terminal users such as boilers and the like through the soft water or the demineralized water; meanwhile, the spent steam is purified to reduce dust pollution. The system for implementing the method comprises a water quenching circular slag-washing device, a spent steam purifier and a water making device. The invention has the advantages that: the spent steam is prepared into the soft water or the demineralized water at low cost and light pollution, the afterheat of the spent steam is recovered, the emission of slag-washing dust and the visual pollution of the spent steam are greatly reduced, and the comprehensive benefit is obvious.

The invention discloses a double-energy power range-increasing type trolley bus, which comprises a pantograph type current collector, a trolley pole and a bus body, wherein a traction motor, a control unit and a vehicular energy storage device are arranged in the bus body; and the control unit is used for controlling the energy storage device to provide power sources for the traction motor under the condition of interruption of the power supply of the traction motor. When in overtaking road sections or road sections without trolley wire networks, the power sources are provided by the energy storage device of the trolley bus to meet requirements on range increasing, and zero pollution and zero emission are realized truly; and moreover, the trolley bus has the characteristics of flexibility and energy conservation. A trolley wire network is simply hung by erecting two contact wires on a double-arm beam; and in order to save space and reduce visual pollution, the trolley wire network is vertically arranged in parallel in a staggered manner, and the trolley pole, which is matched with the trolley wire network, of the trolley bus is in the form of a double-wire pantograph type current collector, and can ascend and descend freely. The arrangement characteristics of a power grid comprise that cables of the power grid are manually laid under the ground at an intersection; and the problems of messy power grids and visual pollution of traffic intersections are solved thoroughly.

The invention relates to a self energy taking power supply device. A self energy taking capacitor adopts a capacitor voltage dividing form, the stability is high, and the cost is low; and meanwhile no transformer is connected to two ends of a low-voltage capacitor, the volume and weight of a power supply and an intelligent switch are greatly reduced, and the electromagnetic interference and visual pollution due to overhead line distribution network layout are reduced. The self energy taking power supply device takes power from a wire inlet side of a high-voltage switch, is unaffected by a line load, and can also provide a switch operating power supply when power supply and distribution lines fail.

The invention belongs to the technical field of rubber tires and chemical engineering manufacturing, and concretely relates to a liquid isoprene rubber-containing semi-steel meridian tire sidewall rubber composition and a preparation method thereof. The tire sidewall rubber composition comprises, by weight, 30-50 parts of natural rubber, 40-60 parts of butadiene rubber, 10-20 parts of liquid isoprene rubber, 52-56 parts of carbon black, 4.6-5.7 parts of an activator, 3.7-4.2 parts of an antioxidant, 1.8-2.5 parts of protection wax, 2-4 parts of a homogenizing agent, 0.7-1.0 part of a promoter and 1.76-1.8 parts of sulfur. The liquid isoprene rubber is used in semi-steel tire sidewalls, and rubber processing oil in traditional formulas is eliminated, so the problems of visual pollution and color change of tires, caused by migration and precipitation of the rubber processing oil from the surfaces of the tires in the late stage are solved, thereby the visual brightness of the tires is improved; and the use of the liquid isoprene rubber makes produced tires be better than tires produced by using the rubber processing oil in tire sidewall deflection heating reduction, tear resistance, cold resistance and ageing resistance.

The invention discloses an integrated heat supply system for flue gas source heat pump waste heat recovery, flue gas white smoke removal and off-peak electricity phase change energy storage gradient temperature rise, and relates to the field of boiler flue gas white smoke removal, heat energy recycling and phase change energy storage. The objective of the invention is to solve the problem that white smoke is formed at a chimney opening in wet smoke exhausted by a boiler, visual pollution is generated, haze weather is intensified, and existing fused salt heat storage technology cannot meet theindustrial production requirement. The smoke source heat pump and the sleeve tank phase change energy storage device are creatively combined to generate a good effect. The flue gas source heat pump ofthe system can achieve complete recycling of natural gas heat energy, and the phenomenon of white smoke emission is eliminated. The sleeve tank phase change energy storage device raises 60 DEG C hotwater generated by the flue gas source heat pump into 95 DEG C hot water and 120-180 DEG C steam through the off-peak electricity energy storage warming system and supplies the hot water and the steamback to the boiler heat supply system, and environmental benefits and energy-saving benefits of eliminating chimney white smoke, reducing boiler natural gas consumption and reducing energy consumption cost are achieved.

The invention provides an environmentally-friendly trash bin for residential communities and based on alternate seal, and relates to the technical field of environmentally-friendly trash bins. The environmentally-friendly trash bin for the residential communities and based on the alternate seal comprises a bin body, wherein a sleeve is rotatably connected with the top end of the bin body, a squeeze ball is fixedly connected with the bottom of the sleeve through a spring, a trash bag is fixedly connected in the bin body, a bin cover is rotatably connected with the top end of the sleeve, an ultraviolet sterilizing lamp is fixedly connected with the bottom end of the bin cover, and a material falling funnel is fixed in the sleeve. The environmentally-friendly trash bin for the residential communities and based on the alternate seal is in a seal state when the bin cover is opened for a thrower to throw trash, and opens the bin cover once more for the trash to fall into the trash bag afterthe bin cover is closed, thereby preventing the trash in the trash bin from causing visual pollution to the thrower, and preventing the trash from emitting peculiar smell, and simultaneously can prevent bacteria in the bin body from breeding, and reduces pollution caused by the trash bin to environment.

The invention discloses a device and a technology for desulfurizing and removing white smoke. The device comprises a reaction tower (2), wherein a the reaction tower (2) is provided with a chimney (5); the reaction tower (2) is internally provided with spray layers (3) and a demister (4) from bottom to top; the chimney (5) is internally provided with an orifice plate I (6) and an orifice plate II(11) from bottom to top; high polymer water absorption particles (7) are placed on the orifice plate I (6); a chimney heat exchanger (8) is arranged at the top part of the chimney (5). The device fordesulfurizing and removing the white smoke, disclosed by the invention, is simple and compact in structure, is strong in applicability, and is applied to desulfurization of a coal-fired boiler; the smoke temperature can be reduced through an inlet heat exchanger, the lower temperature is more beneficial for absorbing SO2 as absorption of the SO2 is a heat release reaction, and the desulfurizationefficiency can be increased by reducing the smoke temperature; a two-stage dewatering measure of the demister and the high polymer water absorption particles is adopted, and the water content in smokecan be reduced; finally, by rising the smoke exhaust temperature through the chimney heat exchanger, the white smoke can be removed, and visual pollution can be reduced.

The invention discloses a production method of super-imitation cotton fabric using waste polyester bottles. The method includes classifying the waste polyester bottles, and subjecting recycled polyester with intrinsic viscosity of less than 0.63g/dl to alcoholysis and esterification to obtain copolyester with a good hydrolytic function; subjecting recycled polyester with intrinsic viscosity of greater than 0.63g/dl and the copolyester to blending, fusion and spinning to obtain blend fibers; spinning the blend fibers to obtain fabric, performing treatment with dilute alkali solution to remove material C before drying, and subjecting the dried fabric in impregnating solution composed of polyethylene glycol monoester maleate and potassium persulfate to immersion treatment to obtain novel polyester fabric with super-imitation-cotton performance. According to the method, the waste plastic bottles are utilized to prepare the novel super-imitation cotton fabric, thus visual pollution can be avoided, resources can be recycled, pollution can be reduced, burden on municipal solid waste disposal can be relieved, land consumption can be saved , and good economic benefits can be achieved.

The invention belongs to the technical field of air environmental protection detection, and particularly relates to an atmospheric environment air-ground integrated visual monitoring system. An unmanned aerial vehicle and a motor vehicle are utilized to carry portable atmospheric pollutant monitoring series equipment, three-dimensional scanning is carried out on the air pollution condition of a specific area, visual pollution emission and distribution information is generated in real time and the problems of air environment inspection and pollution source accurate recognition are solved in a targeted mode; the system is not limited by time, space and on-site environmental factors and is short in preparation time and rapid in starting; in daily environment patrol and supervised monitoring work, the atmospheric monitoring unmanned aerial vehicle and the mobile monitoring vehicle can be used for replacing manual on-site data acquisition so that the personnel safety is ensured; the atmospheric monitoring unmanned aerial vehicle and the mobile monitoring vehicle are used for scanning three-dimensional pollution concentration information of different heights and different places, relateddepartments can be helped to know the three-dimensional space distribution situation of pollution, then pollution causes and transmission characteristics are identified and action thought and basis are provided for atmospheric prevention and control.

The invention relates to the field of ecological remediation, and discloses a rock engineering damaged surface ecological remediation method. The rock engineering damaged surface ecological remediation method comprises the steps that a slope surface is subjected to compaction treatment, a lattice beam is adopted for evenly dividing the slope surface, fertile soil is evenly spread on the outer surface of the slope surface for plant growth, and soil strength is improved. The method solves visual pollution and ecological imbalance, the lattice beam, an anchor rod, an iron wire net and ecologicalbag engineering measures are comprehensively applied, on the premise of achieving engineering safety, the treated side slope and surrounding environment are integrated, harmonious coexistence is achieved, and the practical experience is provided for ecological remediation engineering of similar rock high steep slopes.

The invention discloses a conveniently maintained communication pole. The communication rod comprises a communication rod body, communication equipment, a display panel, a seat and a lifting mechanism. According to the communication pole, the street lamp, the display panel and the mounting plate are arranged, equipment such as camera equipment can be mounted at the top of the mounting plate, and compared with a patented communication pole, the communication pole has more functions, the land pressure is further relieved, one pole has multiple purposes, and visual pollution is also avoided; the communication pole is provided with the lifting mechanism, maintenance personnel can be pulled up until the maintenance personnel reach the communication equipment and carry out fault maintenance on the communication equipment, operation is easy, in order to be safer, the lifting mechanism further has a locking function, the situation that the maintenance personnel fall to the ground as a rotating wheel suddenly rotates reversely and a pull rope is loosened can be avoided; and when the maintenance personnel finishes maintenance, the threaded column is rotated outwards until the pawl is separated from the rotating shaft, and then the stepping motor is turned on to rotate reversely, so that the robot can safely reach the ground, and compared with a comparison patent, the robot is convenient to maintain and safer.

This invention is an improvement on systems that use wind to generate electrical power. It reduces visual pollution and cost, and increases the system efficiency over the prior art of wind powered electrical generators. The proposed system uses a plurality of wind-driven energy harnessers or propellers connected to one or a very few electrical generators, replacing the multiplicity of individual wind-power propellers each connected separately to its own generator. It permits better flexibility in design to reduce or unwanted effects, such as visual pollution which is a major problem with present state of the art wind generating plants. The invention also incorporates a storage system to produce energy during period when the harnessers are not capturing sufficient energy from the wind to provide the electrical power needed. The electrical power generated can then be connected to a power grid or other energy network to provide useful energy.