99results about How to "Avoid heat pollution" patented technology

The invention relates to an organic Rankin cycle and heat pump cycle coupling system. The organic Rankin cycle and heat pump cycle coupling system comprises an organic Rankin cycle unit and a heat pump cycle unit, which are coupled. The organic Rankin cycle unit and the heat pump cycle unit share the same evaporator and are coupled by the same. During operation, cycle working medium and recovered low-temperature waste heat exchanges heat in the evaporator and are divided into two parts of gaseous working medium, one part enters an expansion machine to be involved in organic Rankin cycle, and the other part enters a compressor to be involved in heat pump cycle. The power of the expansion machine superiorly drives the compressor coaxially connected with the expansion machine, output of high-temperature heat energy of the heat pump cycle is realized, the rest power drives a generator to generate power and heat and power are supplied at the same time. Compared with the prior art, the organic Rankin cycle and heat pump cycle coupling system is energy saving and environment friendly, low-grade waste heat can be effectively recycled and utilized at high temperature, consumption of electric energy or fossil energy is reduced, heat and power can be supplied together, and greenhouse effect and air pollution are reduced.

A hot water supply system special for a bathing pool and capable of recycling heat energy comprises a hot water tank, a sewage source heat pump unit, a sewage pool, a sewage heat exchanger and a hot water variable frequency pump. Waste water in the bathing pool after a bath is collected in the sewage pool through a waste water drainage ditch. The sewage heat exchanger is arranged in the sewage pool. The temperature of a low-temperature secondary refrigerant is increased after heat of the waste water is absorbed by the low-temperature secondary refrigerant circulating in the sewage heat exchanger, and the heat is released to a refrigerant in the heat pump unit through an evaporator of the heat pump unit. The heat, containing heat energy generated by the heat pump unit due to electricity consumption in the running process, in the refrigerant is all transmitted into water for washing through a compressor and a condenser, and then high-temperature water for the bath is obtained and enters a hot water pool through a pipeline. The hot water in the hot water pool is sent into the bathing pool for the bath through the hot water variable frequency pump, and therefore recycling of the heat is realized. According to the hot water supply system special for the bathing pool and capable of recycling the heat energy, 80% of the heat of the hot water for the bath comes from recovery by a heat pump, and meanwhile, the waste water is discharged after the temperature of the waste water is lowered to about 5 DEG C so that thermal pollution is avoided. The hot water supply system special for the bathing pool and capable of recycling the heat energy is high in energy efficiency ratio, energy saving, environmental friendly and practical.

The invention relates to a micro power consumption elevator, which comprises a motor, a frequency converter and an encoder. The micro power consumption elevator is characterized by further comprising a super-capacitor component, wherein an positive electrode of the super-capacitor component is connected with a positive electrode input end of the frequency converter; an negative electrode of the super-capacitor component is connected with a positive electrode input end of the frequency converter; in a motor power generation state, the super-capacitor component stores the electric energy generated by the motor, and in a motor electro-motion state, the super-capacitor component supplies power to the motor for running; and an energy supplement device charges the super-capacitor component when the working voltage of the super-capacitor component is lower than a designed voltage lower limit value. The micro power consumption elevator has the advantages that the super-capacitor component is used as a main power supply carrier for continuously supplying power to the elevator and the super-capacitor component not only serves as an energy storage element but also serves as a battery and makes full use of the electric energy generated in the running process of the elevator so that a brake unit (or a brake resistor) is unnecessary to be arranged in the elevator, an inverter is also unnecessary to be arranged in the elevator, not only the equipment cost is saved, but also thermal pollutions and harmonic noise pollutions are avoided, and the micro power consumption elevator is more energy-saving and environment-friendly.

The invention provides a desktop type self-water-supply heat exchanger performance testing device based on a semiconductor heat pump. The semiconductor heat pump technology is utilized, the size is small, control is flexible, and the desktop system requirement is met; energy conservation is realized, especially when cold water and hot water are supplied at the same time, energy compensation is achieved, and cold and hot source energy is recycled; periodical water supply is realized, water supply and sewerage are not needed, the experiment is convenient and flexible, and the device is not limited by the positions of water supply and sewerage pipes; a heat exchanger type expansion water tank is adopted, a large-size cold and hot water tank is abandoned, the structure is compact, mixed cold and hot compensation heat exchange of cold and hot water is achieved, the environment heat exchange load is reduced, and water supplementing, pressure fixing and system gas discharging or excessive water containing are achieved. The device is flexible, convenient, compact in structure, water-saving, environment-friendly, energy-saving, capable of achieving thermal performance and resistance characteristics of a liquid-liquid heat exchanger, and widely suitable for experiment teaching and testing requirements of the heat exchanger.

The invention relates to a vehicle-mounted composite solar energy and tail gas waste heat recovery absorption refrigeration system which comprises a condenser, an evaporator, an absorber and a generator. A liquid state refrigerating fluid outlet of the condenser is connected with a liquid state refrigerating fluid inlet of the evaporator, a gas state refrigerating fluid outlet of the evaporator is connected with a gas state refrigerating fluid inlet of the absorber, a mixed liquid outlet of the absorber is connected with a mixed liquid inlet of the generator, an absorbent inlet of the absorber is connected with an absorbent outlet of the generator, a gas state refrigerating fluid outlet of the generator is connected with a gas state refrigerating fluid inlet of the condenser, a heat exchange pipe which is used for conducting heat exchange with mixed liquid in the generator is arranged in the generator, and the heat exchange pipe in the generator is connected with a heat generation device through a water inlet-outlet pipe arranged outside the generator. According to the vehicle-mounted composite solar energy and tail gas waste heat recovery absorption refrigeration system, before a vehicle is started, energy sources are provided by the solar energy, and after the vehicle is started, the energy sources are provided by the tail gas waste heat of the vehicle. Therefore, the energy resources are saved, the heat pollution of the tail gas of the vehicle to the atmosphere is avoided, and the requirement of human bodies for comfort of the heat environment is met.

The invention discloses a process for increasing temperature of tail gas of biomass hot combustion gas. The process sequentially comprises the following steps: (a) a biomass fuel is fed into a biomass gasification furnace; (b) clean hot combustion gas is obtained through the pyrolysis and gasification of the gasification furnace and enters a combustor; (c) a hot-air furnace enables normal-temperature air to be subjected to a heat exchange with part of the hot combustion gas, so as to form hot air of 500-900 DEG C which serves as combustion supporting air of the combustor; (d) after the biomass hot combustion gas and the matched hot air are subjected to a mixed combustion, the temperature of combustion flame can reach 1,500 to 1,700 DEG C, and the combustion flame is used for heating a kiln; (e) tail gas of the kiln is subjected to a heat exchange by an air heat exchanger, so normal-temperature air is heated to be hot air, and the hot air is introduced into the hot-air furnace and is mixed with the normal-temperature air; the hot air is heated to the design temperature requirement of 500 to 900 DEG C after the hot air is subjected to a heat exchange by the hot-air furnace; the temperature of waste gas, subjected to the heat exchange by the heat exchanger, is 150 to 200 DEG C, and the waste gas can be directly exhausted to the atmosphere. The process is applicable to the industries of glass, ceramics, casting, food and the like.

The invention discloses a serpentine channel solar cell waste-heat recovery unit, belonging to the technical field of solar cell preparation. The serpentine channel solar cell waste-heat recovery unit is mainly composed of a photovoltaic template cell system and a waste-heat recovery unit, wherein the photovoltaic template cell system is composed of a front glass cover plate 1, an air layer 2, a solar cell 3 and a back glass cover plate 4; and the waste-heat recovery unit comprises a serpentine water flow channel 6, a water inlet 7, a water outlet 8, a water inlet connection box 9 and a water outlet connection box 10. A transparent silica gel 5 bonds the serpentine water flow channel 6, the water inlet connection box 9 and the water outlet connection box 10 in one group onto the back glass cover plate 4, the components are sequentially welded together, and an upper insulation layer 11 is installed on the other side of the serpentine flat box water flow channel 6. The unit disclosed by the invention does not need additional occupation room, can lower the battery temperature, can enhance the photoelectric conversion efficiency, and can prolong the service life of the cell, thereby satisfying our demands for hypothermal water in daily life and preventing thermal pollution.

The invention relates to a hazardous waste incineration flue gas purification method. The method comprises the following steps: S1, introducing incineration flue gas into a purification device body from a gas inlet; S2, primarily filtering the flue gas by a filter screen in a filter box I, blocking large-particle substances in the flue gas by a filter screen, falling into a funnel, and dischargingfrom a discharge port; S3, quickly cooling the primarily filtered flue gas by a condenser through a condenser; and S4, adsorbing and wrapping dust particles in the cooled flue gas by water vapor sprayed by a physicochemical spray head and falling into a water storage barrel, and the like. The problems that in the prior art, no corresponding treatment measures are taken for discharged flue gas, long-time discharging causes environmental pollution, the temperature in air rises, and the living standard and body health of people are affected are successfully solved.

The invention discloses a capillary tube heat pump system applied in a subway tunnel. The capillary tube heat pump system comprises a capillary network front end heat exchange system, a water source heat pump system and a user terminal system. A capillary network heat exchange system is adopted by a heat recycling system of the capillary tube heat pump system, and heating in winter and refrigeration in summer are achieved by changing the direction of a four-way valve of a heat pump unit. According to the capillary tube heat pump system, the defects that due to the fact that a cooling tower is arranged, noise is generated, and bacteria are bred; water body thermal pollution is caused by a ground surface water source heat pump; the occupied area of a ground source heat pump heat exchange coil is large; the civil engineering cost is increased due to laying and mounting of buried pipes; the soil thermal conductivity coefficient is low; and the heat exchange amount is small are overcome. The capillary tube heat pump system has the advantages that the occupied area is small, the construction cost is low, the heat exchange efficiency is high, environmental friendliness, economical efficiency and high efficiency are achieved, cold supply can be conducted on stations of the underground tunnel in summer, and heat supply can be conducted on above-ground buildings in winter.

The invention discloses a building engineering dust falling device based on collision and jet airflow combination and a using method thereof. Comprising a main body supporting mechanism, a dual-action type magnetoelectric mixed dust adsorbing and filtering mechanism, a jet flow multi-direction type anti-static adhesion type high-temperature rapid cooling mechanism, a collision mixed type atomization dust falling type dusty air water mist cleaning mechanism and a collision friction type ion increasing type air purifying and conveying mechanism. The main body supporting mechanism comprises a bottom plate, a water storage tank body, a supporting plate, an adsorption tank body, a friction tank body and a fixing frame. The invention belongs to the technical field of constructional engineering equipment, and particularly relates to a constructional engineering dust falling device based on impact and jet airflow combination and a using method thereof. According to the building engineering dust falling device based on impact and jet airflow combination and the using method thereof, dust can be adsorbed and treated through the two-way effect, water can be fully utilized, and the dust falling process can be cooled in multiple directions.

The invention relates to a heat-relieving device for industrial emission, comprising a shell with an immission pipe and an emission pipe, wherein the side wall of the shell is fixedly installed with a motor, a bearing is fixedly installed in the immission pipe, the front end of an output shaft of a motor is inserted to an inner hole of the bearing, a wind wheel with vanes on the side wall is fixedly installed on the output shaft of the motor, a plurality of air guide pipes communicated with an inner cavity of the shell are arranged on the outer wall of the shell, and the orientations of the air guide pipes are opposite to the rotation direction of the wind wheel. An outlet of the immision pipe extends into the wind wheel, and long strip-shaped drain grooves are arranged on the vanes of the wind wheel. The output shaft of the motor is a pipe body with a closed front end, and a plurality of spouts are arranged on the side wall of the output shaft of the motor. The heat-relieving device is mainly used for carrying out heat relief to gas and liquid in industrial production, achieves the purpose of rapid cooling by atomizing high-temperature liquid or spraying cooling water to high-temperature gas for atomization and simultaneously introducing cold air, effectively stops the generation of heat pollution to protect ambient ecological environment, thereby being worthy of great popularization.

The invention discloses a novel phase change heat storage refrigeration and heating system. The novel phase change heat storage refrigeration and heating system comprises a compressor, a phase changeheat storage tank, an air-cooled condenser, a double-pipe evaporator and a direct evaporation air cooler. A refrigerant outlet in the bottom of the compressor communicates with the left end of the phase change heat storage tank, and the right end of the phase change heat storage tank communicates with the left end of the air-cooled condenser. The right end of the air-cooled condenser communicateswith the right end of the double-pipe evaporator, and the left end of the double-pipe evaporator communicates with the right end of the direct evaporation air cooler. A refrigerant outlet in the leftend of the direct evaporation air cooler communicates with a refrigerant inlet in the top of the compressor. By means of the novel phase change heat storage refrigeration and heating system, the wasteproblem of condensation heat in an existing heat pump air-conditioner can be effectively solved, the condensation heat emitted in the refrigeration process of the heat pump air-conditioner can be reliably and effectively utilized while the original refrigeration and heating functions of the heat pump air-conditioner are reserved, the utilization rate of energy is increased and thermal pollution to the outdoor environment by the condensation heat is avoided.

The invention provides a method for recovering a metal conductor from an enameled wire. The method comprises the steps of: placing an enameled wire in a heat source environment to obtain a heat-treated enameled wire, the enameled wire comprising a metal conductor and a pyrolytically carbonized paint film; and then putting the heat-treated enameled wire into an aqueous solution containing at leastone compound having a sulfonic acid group to separate the pyrolytically carbonized paint film from the metal conductor, wherein the surface of the metal conductor forms a protection film containing acompound with the sulfonic acid group; and finally, taking out the metal conductor from the aqueous solution to complete recovery of the metal conductor.

The invention discloses a heat pump type crude oil dehydration and heating system and a method. The system comprises three parts of a heat pump system, a sewage heat exchange system and an oil-water heat exchange system. Oil-contained sewage generated in the crude oil dehydration and heating process serves as a low-grade heat source, and is converted through a heat pump to realize the crude oil heating purpose; afterheat resources are gradiently used for secondary heating of an oil-water mixture to dehydrate and heat the oil-water mixture; a heat pump technology is applied to the sewage afterheat recycling for secondary heat exchange of the sewage to increase the energy utilization rate; a gas engine directly uses natural gas separated out from oil-gas water to improve the economic benefit; and softening water is used as a heat exchange intermediate medium for preventing the equipment pollution and corrosion to improve the system economy.

The invention relates to the technical field of energy-saving motors, and discloses an environment-friendly energy-saving motor which comprises a motor shell and a controller, a heat exchanger is fixedly arranged on one side of the motor shell, a flow speed adjusting mechanism is arranged in the heat exchanger, and the flow speed adjusting mechanism comprises a flow speed control disc, a flow speed control gear and a plurality of speed adjusting impellers. Power is output outwards through the magnet rotor via the output key, and meanwhile, the rotating speed is output outwards through the heat dissipation driving key and the flow speed control key at the two ends of the magnet rotor, so that the magnet rotor can output power to the flow speed adjusting mechanism and the radiator. The flow speed adjusting mechanism and the radiator are driven to correspondingly change according to the change of the output power, so that the heat dissipation efficiency of the environment-friendly energy-saving motor is changed along with the change of the output power, the internal temperature of the environment-friendly energy-saving motor is maintained at a low level, the normal operation of the energy-saving motor is ensured, and the problems of damage and the like caused by overhigh internal temperature of the energy-saving motor are prevented.

The invention discloses a steam recycling system of an acrylic fiber spinning production setting device and a control method. The steam recycling system comprises the setting device and a condensationrecycling device which is communicated with the setting device, and steam which is exhausted by the setting device in a single time is completely condensed and recycled in the condensation recyclingdevice within certain time. The condensation recycling device comprises a heat exchanging device, the heat exchanging device is provided with a condensation medium circulation pipe, and the steam in the setting device enters the heat exchanging device, exchanges heat with condensation mediums in the condensation medium circulation pipe and is completely condensed and recycled within a T period oftime. The steam recycling system can rapidly condense and recycle the steam which is exhausted by the setting device and has high temperature and high enthalpy value within specific time, and direct discharging and subsequent atmosphere thermal pollution are avoided; meanwhile, the high-temperature hot recycled liquid can be also used for a front recycling process, so that steam consumption and desalted water consumption of the front recycling process are reduced, the repeated utilization rate of energy sources is increased, the coal consumption is reduced, and the purposes of protecting the environment and saving energy are achieved.

The invention provides a fuel gas thermal power plant gland seal and vacuum system and a start-stop control method thereof. The fuel gas thermal power plant shaft seal and vacuum system comprises a vacuum system and a gland seal system; the vacuum system comprises a first vacuum pump system, a second vacuum pump system and a third vacuum pump system; each vacuum pump system comprises a steam separator, a water ring vacuum pump, a plate heat exchanger, a vacuum pumping pipeline, a water replenishing pipeline, a heat exchanging pipeline, a vacuum pump inlet pneumatic door, a vacuum pump water replenishing electromagnetic valve, a vacuum pump water replenishing bypass hand valve, a vacuum pump water replenishing main gate, a vacuum pump filter screen inlet hand gate, a vacuum pump inlet filter screen and a vacuum pump filter screen outlet hand gate. By means of the fuel gas thermal power plant gland seal and vacuum system and the start-stop control method thereof, the automatic start of the plant gland seal and vacuum system can be achieved, and the automatic stop of the plant gland seal and vacuum system is achieved in an operation state; under the state that the fuel gas thermal plant gland seal and vacuum system is partially started, the automatic start of the gland seal and vacuum system is achieved, and an original operation state is not interfered.

The invention discloses a household integrated multi-functional air source heat pump type air conditioning unit, comprising a box body and further comprising a compressor, a one-way valve, a four-way reversing valve, a liquid storage cylinder, a thermostatic expansion valve, a fin heat exchanger, a blower, a bidirectional drying filter, a plate heat exchanger, an air condition water circulating pump, a gas-liquid separator and the like, which are mounted in the box body. The household integrated multi-functional air source heat pump type air conditioning unit further comprises a hot water generating device consisting of a loading water tank and a spiral pipe arranged in the loading water tank, wherein an outlet of the spiral pipe is connected with a port a of the four-way reversing valve through the one-way valve, and the other end of the spiral pipe is connected with an air outlet of the compressor; and a solenoid valve is connected between the port a of the four-way reversing valve and the air outlet of the compressor, and the loading water tank is arranged in the box body. On one hand, the purposes of energy conservation and consumption reduction are achieved by using waste heat, and the heat pollution to an environment, caused by machine operation, is avoided; and on the other hand, all components are mounted in the box body due to a design of an integral structure, so that the occupied area is small and the installation is convenient.

The invention relates to a high-temperature tail-gas heat-recovering energy-saving device, which comprises a flue, wherein the flue is abutted with a gas-discharging pipeline, the flue is pipe-shaped, an inlet-water flow-distributing pipe is axially distributed at the bottom at the inner side of the flue, the inlet-water flow-distributing pipe is communicated with a water tank through a water-transmitting pipe, a steam flow-distributing pipe is installed at the top at the inner side of the flue, a spiral heat-absorbing pipe is installed between the inlet-water flow-distributing pipe and the steam flow-distributing pipe, the lower end of each circle of the heat-absorbing pipe is communicated with the inlet-water flow-distributing pipe, and the upper end of each circle of the heat-absorbing pipe is communicated with the steam flow-distributing pipe; a steam-pot body is installed above the flue, a plurality of steam-spraying pipes which are communicated with an inner cavity of the steam-pot body are arranged on the steam flow-distributing pipe, and a steam-outlet pipeline is arranged above the steam-pot body. Through adopting the high-temperature tail-gas heat-recovering energy-saving device, not only can the thermal pollution formed by high-temperature tail-gas discharge be avoided, but also heat energy can be simultaneously recovered in the mode of steam, the high-temperature tail-gas heat-recovering energy-saving device has the advantages of low carbon, environmental protection, energy saving, simple structure and low cost, direct economic benefit can be brought, and the high-temperature tail-gas heat-recovering energy-saving device can be used for various industrial boilers which can generate the high-temperature tail gas.

The invention discloses a system and method for treating coating exhaust and coating equipment provided with the system, and relates to the field of treatment of industrial exhaust. The system for treating coating exhaust comprises a demisting device, an adsorption device, a waste heat recovery device, a condensation heat exchange device and a VOCs recovery device. The demisting device, the adsorption device, the waste heat recovery device and the condensation heat exchange device are connected in sequence. The demisting device, the adsorption device and the waste heat recovery device are all connected with the VOCs recovery device. The VOCs recovery device is used for recovering VOCs, recovered by the demisting device, the adsorption device and the condensation heat exchange device, of coating exhaust. The waste heat recovery device is used for exchanging heat with coating exhaust passing through the adsorption device. The condensation heat exchange device is used for conducting condensation heat exchange on coating exhaust passing through the waste heat recovery device. By the adoption of the system and method for treating coating exhaust and the coating equipment provided with the system, production energy consumption and production cost can be effectively reduced under the condition that the production efficiency is not affected; and meanwhile, VOCs are effectively removed, and the requirement for environment protection is met.

The invention relates to the technical field of sludge treatment systems and methods, and provides a pre-electrolysis-based wet catalytic oxidation sludge treatment system and method, wherein the pre-electrolysis-based wet catalytic oxidation sludge treatment system comprises a sludge storage tank, a spiral slag remover, a homogenizer, an electrolysis electromagnetic heater, a segmented stepped heater assembly and a reaction kettle, and the devices are sequentially connected through pipelines. The defects of the prior art are overcome, the design is reasonable, and the structure is compact; the temperature rise of a sludge inlet and a sludge outlet in each section of heater is constant by adopting a segmented gradient type heating structure, and the heating coil power can be adjusted according to different sludge process parameters to meet the temperature rise requirement. Before sludge enters the heaters, the sludge subjected to primary heat exchange is pretreated in a pre-electrolysis mode, and the viscosity of the sludge is reduced to assist conveying and reaction in the sludge process. And the form of heat exchange between treated sludge and raw sludge is adopted, waste heat recovery is enhanced, and the system heat efficiency is improved.

The invention relates to smoke exhaust equipment of a coal stove. The smoke exhaust equipment comprises a smoke exhaust pipe, a dust collecting cover, a connecting pipe and a box body, wherein the dust collecting cover comprises a funneled upper section, a cylindrical middle section and a funneled lower section, the big ends of the upper section and the lower section are fixedly connected with theupper end and the lower end of the middle section respectively, the lower section of the dust collecting cover is inserted into the box body, a valve which is used for cleaning dust is arranged on the small end of the lower section of the dust collecting cover, one end of the smoke exhaust pipe communicates with the coal stove, the other end of the smoke exhaust pipe communicates with the middlesection of the dust collecting cover, a heat exchange water tank is arranged on the outer side of the smoke exhaust pipe, one end of the connecting pipe communicates with the small end of the upper section, and the other end of the connecting pipe is inserted into the box body. According to the smoke exhaust equipment of the coal stove, heat in the smoke exhaust pipe is fully used, so that the utilization rate of the coal stove is increased, the dust collecting effect is achieved, toxic gas in smoke can be treated, and the pollution is reduced.

The invention provides a waste heat recovery device for a boiler system and a heat exchange method. The waste heat recovery device for the boiler system comprises a vertical shell and heat exchange assemblies, wherein an air inlet and a water outlet are formed in the shell, and the air inlet is located above the water outlet; part of or all of the heat exchange assemblies are located in the shell,the heat exchange assemblies comprise a plurality of heat exchange pieces, the plurality of heat exchange pieces are arranged at intervals in the height direction of the shell, and to-be-cooled mediawhich enter from the air inlet exchange heat layer by layer through the plurality of heat exchange pieces and then are fully condensed and are discharged to the outer side of the shell from the wateroutlet. According to the waste heat recovery device, the problem of influence on the passing of personnel due to water mist or droplets formed by steam in sewage discharged by the boiler system in the prior art is effectively solved.

The invention discloses an energy circulating device for spraying assembly line, which comprises an airtight casing and a heat-exchange device in the casing, wherein an inner wall of the casing is provided with a heat insulating layer, the heat-exchange device comprises a heat exchanger and a draught fan assembly, and the heat exchanger is provided with a cooling medium inlet pipe and a cooling medium outlet pipe which are communicated with the outer side of the casing. The invention is different with a current high temperature component which is cooled in air after being sprayed and solidified, the energy circulating device leads heat on the surface of the component to transfer to the heat exchanger through air, and then the heat is transferred to a place which needs heat through the cooling medium (water) as agency, for example, the invention provides heat for oil removing, dewatering of a former process on the assembly line, or heats domestic water through an intermediate heat exchanger and the like, thereby environmental heat pollution can be prevented , a large quantity of energy can be saved, and manufacturing cost is reduced.

The invention discloses a system for recycling waste heat of a nuclear power plant. The system comprises a nuclear power plant steam condenser (1) and further comprises a heat pump system (2) and a heat use system (3). The cooling water output end of the steam condenser (1) is connected with the input end of the evaporation side of the heat pump system (2), and the cooling water input end of the steam condenser (1) is connected with the output end of the evaporation side of the heat pump system (2). The hot water supply input end of the heat use system (3) is connected with the output end of the condensation side of the heat pump system (2), and the hot water supply output end of the heat use system (3) is connected with the input end of the condensation side of the heat pump system (2). The heat pump system is directly connected with a cooling water way of the steam condenser, closed circulation of cooling water is achieved, on one hand, recycling of the heat is achieved, and on the other hand, output of the heat is reduced, and heat pollution to the environment is avoided.

The geoheat circulating and exhausting underground energy storing liquid reservoir consists of underground liquid reservoirs, heat carrying medium, underground heat exchange pipes, circulating conveyance pipeline, etc. The underground liquid reservoirs have heat carrying medium to store natural cold or heat, including geoheat; the underground heat exchange pipes are connected between underground liquid reservoirs; and the circulating conveyance pipeline is set between underground liquid reservoirs and ground. The present invention can store great amount of temperature difference energy, has no negative effect on ecological environment, small covered ground area, and high heat exchange efficiency.

An organic fuel battery comprises a membrane electrode and a battery casing, wherein the membrane electrode is arranged in the battery casing, the membrane electrode comprises an anode, a cathode, and an atom exchange membrane between the anode and the cathode. The battery further comprises at least one thermal conductive element partly in the battery casing while another portion is extruded outside the battery casing. Compared with prior art, the power density of battery is improved more than one times. Via the thermal contact with a heater of electric device, the invention can effectively utilize the waste heat of electric device, and effectively improve the power density of battery with resolved thermal pollution problem.

The invention discloses a dust recycling system of an asphalt stirring cylinder. The dust recycling system comprises a dust collector, an air separation chamber, an air supply system and a powder processing chamber. A first branch pipe is communicated with the dust collector, a second branch pipe is communicated with a smoke exhaust port of the stirring cylinder, the first branch pipe and the second branch pipe are communicated with a main pipe, the main pipe is communicated with the air separation chamber, a draught fan is provided with an air inlet and an air outlet, and an air draft pipe is communicated with the air separation chamber and the air inlet; the dust processing chamber includes a first body, a water inlet is formed in the upper end of the side wall of the first body, a first feed inlet is formed in the lower end of the side wall of the first body, a discharge pipe is communicated with the air outlet and the first feed inlet, an exhaust port is formed in the center of an upper cover of the first body, the diameter of the lower end of the upper cover of the first body is reduced to a first discharge opening, the water inlet and the first discharge opening are provided with electromagnetic valves, and the air separation chamber, the draught fan and the electromagnetic valves are electrically connected with a controller. The system has the advantages that fine aggregate is efficiently used, smoke is filtered so that air pollution caused by harmful gas and dust can be reduced, and powder blocks are convenient to convey.

The invention discloses an optimized energy-saving system which is capable of comprehensively utilizing cold and hot energy, utilizing valley electricity for energy storage, preventing waste and saving energy and applied to hot water as well as an energy-saving method for hot water production based on solar coupled heat sources. The energy-saving system comprises a solar heat collecting module (10), a valley electricity heat storage module (20), a heat recovery module (30) and a hot water storage module (40), wherein the solar heat collecting module (10) supplies a heat source of the hot waterstorage module (40) in the daytime; the valley electricity heat storage module (20) supplies the heat source of the hot water storage module (40) at night or when finished water temperature is not upto the standard; the heat recovery module (30) recovers condensation heat produced through refrigeration cycle of a working medium of an air conditioning system and / or waste heat of a cooling tower and supplies the heat source to the hot water storage module (40); the hot water storage module (40) receives the heat sources provided by the solar heat collecting module (10), the valley electricityheat storage module (20) and the heat recovery module (30) and provides hot water. According to the energy-saving method, waste heat energy of an air conditioner, waste heat energy of cooling equipment and air energy are taken as auxiliary heat sources, and stored heat is taken as a guarantee heat source. The energy-saving system and the method can be widely applied to the field of energy saving.

A recovery system of dead steam is prepared as setting steam intake pipe and steam exhaust pipe on the first closed recovery tank, setting pressurization conveying unit for pressurizing inlet steam on steam intake pipe of the first closed recovery tank, connecting steam intake pipe of pressurization conveying unit to dead steam pipe, setting steam sucking unit and the second recovery tank separately before or behind the first closed recovery tank in order to carry out multistage pressurization.