649results 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.

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 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 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 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.

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 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 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.

The invention discloses a traditional Chinese medicine machining and drying device based on a self-locking function. The traditional Chinese medicine machining and drying device based on the self-locking function comprises a box. A base is arranged on the lower side of the base. The left side and the right side of the base are provided with rolling wheels enabling the device to be convenient to carry. A hydraulic telescopic cylinder is fixed to the left side of the box. The output end of the hydraulic telescopic cylinder is provided with a telescopic squeezing rod. The right end of the telescopic squeezing rod is fixedly provided with a moving press disk. A drive motor is fixed to the right end face of the box. The output end of the drive motor is provided with a drive shaft. The left endof the drive shaft is fixedly provided with a fixed press disk. The fixed press disk and the movable press disk are both provided with self-locking fixing mechanisms. The traditional Chinese medicinemachining and drying device based on the self-locking function is simple and reasonable in structure, convenient to carry and good in anti-seismic performance; a drying drum can be conveniently takenout as a whole in a later period, so that material fetching and replacing are facilitated in the later period, and the drying efficiency is improved beneficially; and circular drying is achieved, so that the energy-saving effect is achieved, and high practicability is achieved.