650results about How to "Energy saving effect" patented technology

A pump chamber 18 is formed between a cam ring 17 and a rotor 15 in a pump body 11. The cam ring is formed so as to move to direction that pump capacity of the pump chamber increases and decreases. A first and second fluid pressure chambers 33 and 34 are formed at both sides of moving direction of the cam ring 17. The pump has a spool operates to axis direction by difference in fluid pressure of upper and lower stream sides of a metering throttle 50 formed on a way of a discharge side passage 27 of the pump chamber and provides at least a control valve 30 controlling fluid pressure in the first fluid pressure chamber. An electronic driving unit applying thrust to axis direction to the spool of the control valve, for example, a solenoid 60 is provided.

The invention discloses a composite intensified heat dissipation coating containing graphene or graphene oxide and a preparation method of the coating. The performances of the coating are combined with the performances of infrared ray radiation of tourmaline and transition metal oxide, larger specific surface areas and high thermal conductivity coefficients of the graphene and the graphene oxide, excellent adhesive property of resin, high strength and excellent high-temperature resistance. The functional powder and the graphene or the graphene oxide are dispersed in the resin under the synergistic effect of various auxiliaries so as to prepare the composite intensified heat dissipation coating. In the preparation method, the graphene or the graphene oxide wraps the surface of the infrared emission powder by a reflux method; based on the higher thermal conductivity coefficient of the graphene or the graphene oxide, the thermal resistance of infrared particles can be lowered effectively and the infrared emissivity of the infrared particles is improved; in comparative test with the normal heat dissipation coating, the infrared emissivity of the coating provided by the invention can be 0.96 and is improved by 6.6%, 6.37% of energy is saved, and better energy-saving effect is realized.

A method for manufacturing injection-molding rare-earth radial magnetic ring belongs to the technical field of rare earth magnet preparing. The method of the invention comprises the following technical processes: mixing and drying the rare-earth magnetic powder which is coated by the coupling agent and antioxidant in negative pressure until the dissolvent and the absorbed gas is totally released, then placing the thermoplastic organic resin powder into a mixing machine for mixing to uniform in inert protective atmosphere, then placing a double-screw extruder with protective atmosphere, fully compounding the thermoplastic organic binding agent with magnetic powder, granulating for obtaining the granulate for rare-earth anisotropic bonded permanent magnet, placing the granulate into a magnetic field injector with magnetic field mold for preparing into the magnetic ring oriented along the radial direction, wherein the magnetic ring comprises radially oriented magnetic ring and multipole magnetic ring. The method of the invention has the advantage that the granulate manufactured by organic resin has excellent oxidation resistance, fluidity and magnetic characteristic. The radiating, quadrupole and multipole oriented magnetic field which is obtained by matching the permanent magnet repulsive permutation and combination and magnetic material is higher than the permanent magnetic field in which N and S are alternately permutated and combined. An energy saving effect is obtained.

The invention relates to a manufacturing technology for an air cushion printing rubber blanket on a printing roller of a hectograph machine, which adopts the technical proposal that the manufacturing technology comprises a plurality of ordinal steps as followings: firstly, coating a rubber glue on single side of a cotton cloth of a surface layer and drying the glue, calendering a rubber sizing material simultaneously on the both side of the rest cotton cloth of a middle layer, and calendering the rubber sizing material on the single side of the cotton cloth of a bottom layer; secondly, folding the cotton cloths coated the rubber glue or calendered the rubber sizing material, and compounding the cloths on a dual-roller compound machine directly; thirdly, vulcanizing the compounded rubber blanket; fourthly, and grinding the vulcanized rubber blanket. The invention is characterized in that the calendering rubber sizing material on the single or both side of the cotton cloths is proceed on a four-roller calender, the running speed of the calender is 3 to 5 meters per minute and the calendering temperature is 70 to 100 DEG C.

A shaft brake mechanism of wind power generator, including a first brake assembly and a second brake assembly independent from each other. The first brake assembly serves to provide braking effect for the shaft of the wind power generator against rotation. The second brake assembly serves to naturally restrain the rotational speed of the shaft from exceeding a nominal upper limit of rotational speed. Accordingly, the wind power generator can still safely operate in a situation that the wind speed exceeds a nominal upper limit of wind speed. Therefore, the wind speed range for the operation of the wind power generator is widened to increase the total power generation capacity thereof.

The invention relates to a drive control system of double motors of a rear axle of an electric automobile. To the closed-loop control of the average speed of double motors in the control system, a single driving wheel adopts a method of given torque control and speed follow-up to carry out the closed-loop control of the average speed of double motors, so that the automobile can run according to the target automobile speed of a driver, the rotational speeds of double motors are also permitted to be inconsistent under the condition of different loads, and the self-adapting differential performance of the turning of the low-speed running of the electric automobile is realized. By designing in this way, the differential control requirement of the curve running of a low-speed electric automobile is met, the use of a complicated electronic differential algorithm is avoided, and the cost of the system is lowered. By utilizing the self-adapting differential performance during turning, the torque distribution of double motors is further regulated according to the difference of the rotational speeds of double motors, the power-assisted steering of the curve running of the automobile is realized, the energy loss is decreased, and the effect of energy saving is achieved.

The invention discloses a method for monitoring and controlling environments of a public place based on Zigbee, which comprises the following steps of: collecting environmental parameters in a public place by using a wireless sensor network, sending the acquired environmental parameters to a controller, and carrying out fuzzy modeling and chaotic modeling on the acquired environmental parameters by the controller; establishing a fuzzy neural network according to an established environmental parameter model, and carrying out real-time control on a working apparatus by utilizing the fuzzy neural network; and carrying long-term control on the working apparatus in the public place by utilizing a chaotic perturbation control method. In the invention, the fuzzy neural network and the chaotic perturbation control method are combined together, and the working apparatus is controlled according to season change of natural conditions, such as sunshine, temperature, and the like at the site of the public place so as to achieve the purposes of energy saving and humanization. Furthermore, the wireless sensor network adopts a wireless sensor network based on Zigbee, has the characteristics of an ad hoc network and low power consumption and avoids the arrangement difficulty of a collection point when the traditional cable is wired.

The invention discloses an auxiliary light-weight integrated multi-freedom-degree lower limb exoskeleton and relates to the field of bionic wearable exoskeleton robots. The auxiliary light-weight integrated multi-freedom-degree lower limb exoskeleton comprises a back mounting board, a waist connection part, a hip bionic structure, a hip joint, a thigh bionic structure, a knee joint, a crus bionic structure, an ankle joint and a foot bionic structure; the ankle joint is arranged at the edge of the upper surface of the foot bionic structure; the crus bionic structure is fixedly connected with the foot bionic structure; the thigh bionic structure is installed on the knee joint at the top of the crus bionic structure; the hip joint is fixedly installed at the upper end of the thigh bionic structure; the hip bionic structure is fixedly installed at the upper end of the hip joint; the waist connection part is fixedly connected with the hip bionic structure; and the back mounting board is vertically and fixedly connected with the waist connection part. Through integration of freedom of degrees of all joints, an active joint drive structure is added, the light-weight structure form enhances the man-machine safety and wearing comfort under the condition of meeting the load requirements, and the auxiliary effect of the exoskeleton is improved.

The invention discloses highly-elastic waterproof coating used for a metal roof. The coating is prepared by adding propylene glycol, powder, a filling material and other auxiliary agents into pure acrylic acid emulsion adopted as the base. The coating comprises the following materials by weight: 30-60 parts of the pure acrylic acid emulsion, 1-3 parts of the propylene glycol, 30-50 parts of the powder, 1-5 parts of the filling material and 0.1-4 parts of the auxiliary agents. The coating has an integral protection function for the metal roof so as to prevent water leakage. In addition, integral construction of the roof makes the coating whitened and the coating has certain reflection effects for solar heat and ultraviolet ray, thus playing a function of energy conservation.

The invention discloses an express delivery sorting robot. The express delivery sorting robot can unload a plurality of goods to unloading points corresponding to the goods along a travelling route every time the express delivery sorting robot moves back and forth once, and therefore the back-and-forth loading number of times is decreased, the loading frequency of workers who are in charge of loading at loading points is lowered, the return loading number of times can be decreased to a certain extent, electric energy consumption is reduced, the energy-saving effect is achieved, and workloads of the loading workers are relieved.

The invention discloses an energy-saving servo motor which comprises a case, a stator assembly and a rotor assembly. The rotor assembly comprises a motor shaft and a rotor iron core, the rotor iron core is fixedly sleeved on the motor shaft, a plurality of silicon steel sheets are laminated to form the rotor iron core, a plurality of steel magnets made of neodymium, iron and boron materials are mounted on the rotor iron core, T-shaped lugs which are distributed circumferentially are arranged on the circumferential surfaces of the silicon steel sheets in the middle of the rotor iron core, the quantity of the T-shaped lugs is identical to that of the steel magnets, the lugs on the silicon steel sheets are laminated to form clamp grooves, and the steel magnets can be embedded into the clamp grooves. Compared with the prior art, the energy-saving servo motor has the advantages that the steel magnets made of the neodymium, iron and boron materials are mounted on the rotor iron core of a rotor of the servo motor, excitation windings are omitted, the neodymium, iron and boron steel magnets are superior in magnetic properties such as high magnetic energy products and high coercivity, the lengths of air gaps can be maximized owing to the high coercivity of the materials, and accordingly an energy-saving effect of the servo motor is improved by 20% as compared with the traditional ferrite motor and other types of motors, and is excellent.

The invention discloses a humic acid extracting method from condensate of rubbish percolation film, which comprises the following steps: connecting the first group of film disposing system and second group of film separating system through pipe; pumping rubbish percolation liquid in the first group of film disposing system; injecting condensate with pressure in the second group of film separating system to obtain the humic acid.

The invention discloses a hybrid excitation synchronous motor efficiency optimized control method. In the condition that motor output torque and rotation speed are satisfied, d shaft, q shaft and excitation winding current are controlled, thus iron consumption and copper consumption of a hybrid excitation synchronous motor are minimal, the optimized efficiency of the hybrid excitation synchronous motor is achieved, and the motor efficiency is raised. When the motor runs in a low speed area, according to the size of a load, and through the d shaft, q shaft and excitation winding current coordinated control, the sum of iron consumption and copper consumption is minimal. When the motor runs in a high speed area, by using d shaft current and excitation winding current common flux weakening, through the d shaft, q shaft and excitation winding current coordinated control, the iron consumption and copper consumption of the motor are minimal, and the optimal efficiency of a hybrid excitation synchronous motor is achieved. According to the hybrid excitation synchronous motor efficiency optimized control method, the motor loss is reduced, the efficiency of energy use is raised, and the energy saving effect is achieved.

The invention discloses an LED bulb, which has good light transmitting performance and has the same light emitting mode, volume and shape as common incandescent light bulbs. The LED bulb comprises a bulb holder (1), a driving circuit component (2), a light source support (3), an LED light source (4) and a bulb case (5), wherein the light source support (3) comprises a pedestal (31) and a polyhedron (32) and is made of metal; the internal axial center of the pedestal (31) is provided with a wire hole (33); the polyhedron (32) is positioned on the top of the pedestal (31); the lower part of the pedestal (31) and the inner wall of the bulb holder (1) are contacted tightly for heat conduction; the LED light source (4) comprises heat dissipating baseplates (40) and LED chips (41) positioned on the heat dissipating baseplates (40); the heat dissipating baseplates (40) are directly fixed on each surface of the polyhedron (32) in the circumferential direction, and the LED chips (41) give out light in all directions by taking surfaces of the polyhedron (32) in the circumferential direction as the reference surfaces; and the driving circuit component (2) is electrically connected with the bulb holder (1) and the LED light source (4) through leads.

The invention relates to a multi-output power supply, disclosing an adjustable-voltage multi-output power supply, comprising input circuit, transformer and output circuit connected in sequence, where the output circuit comprises main output and at least one auxiliary output, and the auxiliary output comprises auxiliary output transformer winding, rectifier unit and filter unit connected in sequence and an energy delay unit is connected between the transformer winding and filter unit of one or more auxiliary outputs with higher output voltage. Thus, it reduces the output voltage of an auxiliary output by reducing the output energy of the auxiliary output so as to achieve the voltage adjusting purpose.

The invention relates to a manufacture process of a thermal insulation bucket of hard composite graphite felt for a single crystal furnace. The manufacture process comprises the following steps: selecting a blank material; winding composite graphite felt on a winding machine; curing and molding the blank; purifying the blank; mechanically cutting and processing the blank; polishing the surface; removing dust; processing the coating; and purifying the coating. The thermal insulation material of the hard composite graphite felt for the single crystal furnace has hard delamination, high strength,good thermal insulation effect, high purity, small density, high oxidation resistance and long service life, takes the energy-saving effect, replaces a graphite bucket, saves great space in the furnace and increases the crystal-pulling size of the single crystal furnace.

The invention relates to a river channel ecological construction and a water body restoring system, which are used for treating the river channel environment. A equipment house is provided with a microbial strains box, a bio fungus transfer pump and an oxygen supply blower; the bio fungus transfer pump is respectively connected with the microbial strains box and a bio fungus box through the bio fungus conveying pipelines, the bio fungus box is placed in the river channel; the oxygen supply blower is respectively connected with the microbial strains box, the bio fungus box and an air pipeline through pipelines, a diaphragm aerator pipe is provided on the air pipeline through a connector for branch pipes, the air pipeline and the diaphragm aerator pipe are placed in the river channel; bio fungus filling materials are provided in the river channel. The invention employs a proper aeration system for reoxygenation to water body of the river channel, further the beneficial bacteria groups can be added, the invention is capable of biologically restoring polluted river water, effectively treating the black color and odor smell of the river channel, accelerating recovery of natural ecologyof the river channel and the processes of nitrification and nitrogen removal to the polluted water quality, inhibiting the generation of green alga, rapidly eliminating the various odor smell generated by the contaminated water quality, so that the river channel ecological construction and the water body restoring system have the advantages of obvious effects of saving energy consumption and highefficiency for treating pollution.

The invention relates to an air-cooling refrigerator and a control method thereof. The invention provides a refrigerator, which is characterized in that a cooling fan is arranged on the periphery of an evaporator, and condensate water of the evaporator is fully utilized to humidify a compartment of the refrigerator. The refrigerator comprises a refrigerating chamber and a freezing chamber, wherein an air channel, a compressor, the evaporator and a CPU (Central Processing Unit) are arranged in a refrigerator body; the compressor and the evaporator are connected with the CPU; refrigerants in the evaporator is cooled by the compressor; the evaporator is arranged in the air channel; cool air is blown to be cycled in the air channel through the cooling fan; the air channel is provided with a cool air outlet corresponding to each compartment; one evaporator or more than one evaporator is shared by the refrigerating chamber and the freezing chamber; each cool air outlet is provided with a motorized operated damper; and the motorized operated dampers are connected with the CPU and are subjected to concentrate process control by the CPU. The refrigerator has a better moisture effect and a better energy-saving effect, and can be widely applied in the field of refrigerators.

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 relates to a control method of an air conditioner and an air conditioning unit. The control method includes: acquiring corresponding relation between a return air temperature set point and an indoor comfort index; determining a current return air temperature set point corresponding to a current indoor comfort index according to the current indoor comfort index and the corresponding relation; if the current return air temperature fluctuates ups and downs within the range of + / - first switching deviation of the current return air temperature set point, adjusting the openness of a water valve according to temperature difference of supplying and returning water, or otherwise, adjusting the openness of the water valve according to the return air temperature. Segmentation optimization control of multi-objective variables is realized, the method can be switched between the water temperature difference control mode and the return air temperature control mode according to change of the return air temperature, the openness of the water valve can be reduced, energy conservation effect can be achieved, and meanwhile, requirements on comfortableness are met.

The invention discloses chromium-doped red fluorescent powder and a preparation method thereof. The fluorescent powder comprises a zinc gallate substrate and an optical active component Cr<3+>, and the chemical formula of the fluorescent powder is ZnGa2O4:xCr<3+>, wherein the x is greater than 0.01 and smaller than 0.6, the excitation peak of the fluorescent powder is 590 nm, and the emission peak of the fluorescent powder is 710 nm. The fluorescent powder is prepared through the following steps: (1) accurately weighing oxides of Zn, Ga and Cr or corresponding salts according to the chemical formula; (2) mixing the raw materials after weighing, and sintering for 1-5 hours at the temperature of 900-1200 DEG C; (3) grinding products obtained after sintering, and enabling the ground products to pass through a mesh sieve, so as to obtain the red fluorescent powder. According to the invention, relatively cheap metallic elements are used for replacing expensive rare-earth elements to prepare the relatively cheap inorganic fluorescent powder; the fluorescent powder can shine in a dark red area that the light wavelength of the common rare earth doped fluorescent powder cannot reach.

The invention discloses a high-capacity upper and lower isolated solid switch cabinet, and belongs to switch equipment of an alternating current distribution network. The high-capacity upper and lower isolated solid switch cabinet comprises at least one unit cabinet, and each unit cabinet comprises a three-phase high-voltage vacuum switch unit, an upper isolated switch unit, a lower isolated switch unit, a lower grounding switch unit, a bus bushing, a wire inlet and outlet bushing and an operation mechanism. The vacuum switch unit is arranged inside an insulating barrel, and the insulating barrel consists of an upper isolating cover, a lower isolating cover and an insulating cover. The upper and lower isolating covers are made of a polycarbonate material, and the insulating cover is made of an epoxy resin material; an upper isolating blade, a lower isolating blade and a lower grounding blade are arranged inside the upper and lower isolating covers respectively; the bus bushing and the wire inlet and outlet bushing are arranged at the upper and lower ends of the insulating barrel respectively; and the operation mechanism is arranged on the external side of a supporting plate on the uncovered surface of the insulating barrel. By placing electrical equipment of the switch cabinet inside the insulating barrel made of the solid insulating material and adopting a unit cabinet structural style, the switch cabinet is non-toxic and harmless, has a small volume, is convenient to install, is safe in use, saves the resources and prolongs the service life.

The invention relates to a method for generating high-temperature heating water and hot bath water by utilizing a cross-tube primary cooler of a coke-oven plant, which is characterized in that three groups of cooling water pipes are arranged inside the primary cooler, in other words, the primary cooler is divided into three sections, a first section uses high-temperature circulating water at the temperature of 65 DEG C for coal gas cooling, a second section uses circulating water at the temperature of 32 plus or minus 1 DEG C for coal gas cooling, and a third section uses low-temperature water at the temperature of 18 plus or minus 1 DEG C for coal gas cooling; the first section implements indirect reverse heat exchange with coal gas by adopting the circulating water at the temperature of 65 DEG C and at the speed of 2.8 to 3.2 meter per second, thus cooling the temperature of the coal gas to a range between 68 and 70 DEG C and raising the temperature of the circulating water to a range between 73 and 75 DEG C, and the circulating water at the raised temperature of 73 to 75 DEG C can be used as heating and bath water. The method utilizes afterheat and can achieve the energy-saving effect. The method realizes the heat exchange by utilizing the heat of waste coal gas and then provides heat energy for citizen use, thus having energy-saving effect, less investment and better economic benefits.

The invention discloses a hydrodynamic ultrasonic water spraying chamber for air conditioner, which comprises a housing, wherein an axial flow fan, a diversion grid, a spraying plate are sequentially equipped inside the housing according to the direction of inlet air, and a plurality of spraying nozzles and mangers are equipped on the spraying plate. The chamber also comprises a water supply system, and an air compression system. The spraying nozzle comprises two assembled cylinder walls forming an internal passage and an external passage, the walls of the internal passage and external passage are communicated at certain site, a target plate is equipped at the air outlet end of the two cylinder walls and perpendicular with the walls, the target plate is spaced with the port of the wall, and a triangle pyramid is equipped on the site of the target plate corresponding to the air outlet port of the wall. The invention integrally utilizes ultrasonic agglomeration, coagulation and collision detention three action principles to improve the structure, so as to remarkably improve the purification efficiency and heat transfer and mass transfer efficiency of sub-micron level dust in the air.

The invention relates to an underwater dredging robot. The underwater dredging robot comprises a frame body, a chassis and two walking mechanisms. The frame body is connected to the upper portion of the chassis, the two walking mechanisms are arranged front and back in the length direction of the chassis, and each walking mechanism comprises two walking wheels located on the two opposite sides ofthe chassis respectively. The underwater dredging robot is characterized by further comprising a shell and a suction device; the shell is connected with the frame body and provided with a suction opening; the suction device comprises a rotary sludge loosening mechanism and a suction pipe; the rotary sludge loosening mechanism comprises a motor, a rotary shaft and multiple rotating assemblies. Theunderwater dredging robot has the advantages of being novel in design, high in dredging capacity and the like.

An energy management apparatus includes: algorithm storage unit configured to store at least one energy-saving control algorithm; controller configured to control an operation of controlled device by executing the algorithm and; data storage unit configured to store reduction information corresponding to the algorithm, the reduction information used to figure out a reduction in energy consumption due to the execution of the algorithm; estimation unit configured to estimate the reduction in the energy consumption due to the execution of the algorithm on the basis of the reduction information, when controller controls the operation of controlled device by executing the algorithm; and network communication unit configured to output the estimation result.

The invention discloses a traditional Chinese medicine processing and drying device capable of automatically stirring. The traditional Chinese medicine processing and drying device comprises a box body, wherein a base is arranged under the box body; rolling wheels used for conveniently carrying the device are arranged on the left side and the right side of the base; an opening and a box cover located at the opening are arranged at the upper end of the box body; insertion plates are arranged at the lower end of the box cover; insertion grooves matched with the insertion plates are formed in theouter sides of the upper end of the box body; a sealing pad is arranged in each insertion groove; through cooperation of the insertion grooves and the insertion plates, the box cover can be movably arranged on the box body. The traditional Chinese medicine processing and drying device is simple and reasonable in structure, convenient to carry and excellent in seismic resistance, so that a dryingcylinder can be conveniently taken out in the later period, and materials can be conveniently taken and replaced in the later period; the drying efficiency can be improved; the cyclic drying is achieved, so that the energy-saving effect is achieved; the materials in the drying cylinder can be turned and stirred; the drying effect is improved; and the device is high in practicality.

The invention provides a lens for an LED street lamp. The lens comprises a planar mounting bottom surface, the middle part of the planar mounting bottom surface is provided with a concave pit in whichan LED is arranged, and the inner surface of the concave pit forms an incident surface of the lens; the lens also comprises an outer surface for forming a ray emergent surface; the outer surface of the lens is provided with a groove with a wide opening and a narrow bottom, the groove is extended to the side edge of the mounting bottom surface from the top part of the outer surface to the lower part of the lateral surface, the shapes of the lens are in bilateral symmetry distribution at two sides of the groove, and the inner surface of the groove forms a part of the emergent surface; and the shape of the emergent surface of the lens can be set into a curved surface, a plane or a combination of a curved surface and a plane according to requirements. After the structure is adopted, the directions of transmitted rays can be reasonably oriented, the distances of the rays irradiated along the road direction (called as horizontal direction) are enlarged, and the illumination is evener.

A protection device for detecting electricity is composed of a control unit, a set of input end for sampling, a display unit, an acoustic signal generating unit, and a power unit. The aforementioned control unit includes a microprocessor (CPU), a clock pulse wave generator, a first memory, a second memory, an input / output port, and a timer. The microprocessor is based on sampled electricity of load, such as voltage and current, to display power consumed and accumulated time of use, such that a user can be aware of the electricity information at any time for preparation. The sampled data are compared with each setting value pre-stored in the second memory, and if any one of the data exceeds the setting, the microprocessor will output a warning signal or shut down the power, to maintain safety.