40results about How to "Lighten up with" patented technology

The invention discloses a modification method of recycled aggregate, which comprises the following steps: treating the recycled aggregate by particle shaping equipment to remove protruding edges and corners on particles and mortar and set cement attached to the surfaces of the particles; soaking the recycled aggregate treated by the shaping equipment into cement paste infiltrated with kieselguhr and moving out, leaching and draining the recycled aggregate when the slurry is initially set; and adding a polyvinyl alcohol solution into the drained recycled aggregate, performing circular stirring,taking out and naturally air-drying the recycled aggregate to obtain the modified recycled aggregate. The method is simple to operate and low in cost, can improve the working performance, the mechanical property and the durability of the recycled aggregate to the maximum extent, has the characteristics of low porosity and low water absorption, and enlarges the utilization rate of the recycled aggregate in high-performance concrete.

The embodiment of the invention discloses a power control method and an evolved node B. The method comprises the steps that the evolved node B receives a sounding reference signal SRS sent by user equipment UE; a signal to interference plus noise ratio is obtained according to the SRS; when the signal to interference plus noise ratio is not in a preset threshold interval range, it is determined to adjust the transmitting power of the SRS; and indication information is sent to the UE, wherein the indication information can be a DCI (Downlink control information) message or a state cache report, the indication information comprises power bias state information, and the UE obtains a power bias value according to the power bias state information and adjusts the transmitting power of the SRS according to the power bias value. The power bias state information is sent in a form of the DCI message or the state cache report, system resources can be greatly saved, and message loads are greatly reduced.

The invention discloses a lodging righting device of a semi-feeding harvester, which comprises a lodging device machine body. The lodging device machine body is provided with a lodging direction shifting and distributing device and a lodging righting device. A discharge port of the lodging direction shifting and distributing device is connected with a feed inlet of the lodging righting device. The lodging righting device comprises a lodging device driving chain wheel, a lodging device driven chain wheel and a lodging device driving chain. A group of righting shifting teeth are arranged near the edge of the lodging device driving chain at intervals. The lodging device machine body is provided with a righting angle regulating device for regulating an inclination angle alpha of the righting shifting teeth. Therefore, the lodging righting device of the semi-feeding harvester can be used for carrying out righting and straightening operation on crops to be harvested before the semi-feeding harvester harvests the crops, so that the lodged crops enter a harvesting station of the harvester in an uprearing state. The load of the harvesting station is effectively reduced. The harvesting efficiency is improved. The crop loss is reduced. The effect of harvesting the crops lodged on the ground is obvious.

The invention relates to a silicon-based thin film semi-laminated solar cell, in particular to a barrier type silicon-based thin film semi-laminated solar cell with different doping densities and forbidden band widths on various layers. The barrier type silicon-base thin film semi-laminated solar cell structurally comprises P2I2P1I1N1 and P1I1N1I2N2. The barrier type silicon-based thin film semi-laminated solar cell not only combines the advantages of a laminated cell and a gradually changing band gap thin film cell, but also increases the total thickness of an I layer of a solar cell relative to a PIN structure, thereby providing more places for electron-hole pair generation; the generated photon-generated carriers have enough kinetic energy to move to both anode and cathode of the solarcell by enhancing the effects of P2 and P2 and strengthening a barrier electric field positioned in I, and therefore the short-circuit current and the open-circuit voltage of the solar cell are increased; meanwhile, filling factors and conversion efficiency are greatly enhanced; in addition, matching of an intermediate layer and a buffer layer is not needed, and the excessive interfacial effect of the laminated cell can be reduced.

The invention relates to a triple-generation system based on an energy-saving solar air source heat pump. The triple-generation system comprises an air compression unit, a solar heating unit and a refrigerant circulating unit, wherein the air compression unit comprises a first compressor and a gas-liquid separator; the solar heating unit comprises a hot water heat exchanger, a first hot water tank, a solar heat collector, a solar pump and a hot water pump; and the refrigerant circulating unit communicates with a heat exchanger of an air conditioner, a circulating pipeline and an air-cooled heat exchanger. The triple-generation system disclosed by the invention has functions of conditioning air and supplying domestic hot water; meanwhile, solar energy is utilized to the maximum extent to supplement heat required by the system; the utilization rates of solar energy and electric energy are high; renewable energy sources are fully utilized, and energy conservation and environmental protection are realized; the triple-generation system has the advantages of simple structure, reliable operation, greenness and low carbon; the triple-generation system can be used for continuously providing the domestic hot water, refrigerating in summer and warming in winter; more electric energy is saved; and by reasonable control, multiple modes of separately refrigerating, separately supplying heat, separately producing hot water, simultaneously refrigerating and producing hot water, simultaneously heating and producing hot water and the like can be realized.

The invention relates to a method for preparing a fullerene self-assembled nanometer bismuth vanadate photocatalyst. The method comprises the following steps of: (1) adding bismuth salt and a stabilizer into phosphate buffer, and stirring for 15 to 60 minutes to form suspension; and uniformly dissolving metavanadate in phosphate buffer, adding into the suspension, and uniformly stirring to obtain a transparent solution; and (2) regulating the pH value by using an alkaline solution, adding fullerene at the temperature of between 20 and 100 DEG C, stirring and mixing, refluxing for 6 to 24 hours, centrifuging, filtering, washing, calcining the obtained product, cooling, and grinding. The method is low in cost, simple and practicable, low in equipment requirement and high in operability; and the prepared fullerene powder bismuth vanadate is uniformly self-assembled, can efficiently degrade persistent toxic and harmful substances under the conditions of ultraviolet light and visible light, is easy and convenient to recycle, and is particularly suitable for the deep treatment of wastewater.

The invention provides a solar cell and a preparation method, and relates to the technical field of solar photovoltaics. The solar cell includes: a crystalline silicon substrate; an emitting electrodedeposited on the front surface of the crystalline silicon substrate; a front anti-reflection layer deposited on the front surface of the emitting electrode; a front metal electrode which comprises aplurality of main grid lines and a plurality of fine grid lines, wherein the fine grid lines comprise a plurality of grid line points and a plurality of conduction grid lines used for conducting the grid line points, and the grid line points are made of silver paste penetrating through the front antireflection layer; the grid line points penetrate through the front anti-reflection layer and are incontact with the emitting electrode; the conduction grid lines are arranged on the front surface of the front surface anti-reflection layer and do not penetrate through the front surface anti-reflection layer; the conduction grid lines are made of non-penetrable silver paste. According to the invention, the cost of the solar cell is reduced, the passivation effect is improved, the carrier coincidence is reduced, the photoelectric conversion efficiency is improved, and the current collection is facilitated.

The invention discloses a vibrating rotary screen type sorting machine for cassava starch. The sorting machine comprises a rack. The rack is fixedly connected with four supports. The four supports arefixedly connected with an outer framework and a sorting bin in sequence through bolts. A screen is fixedly connected to the inner wall of the sorting bin. A rotary screen device is arranged above thescreen. The outer framework is provided with sliding ways. The sliding ways are matched with rolling wheels in a sliding manner. The rolling wheels are fixedly connected with a moving platform. The rack is provided with a ball screw pair. A screw rod nut of the ball screw pair is fixedly connected with a through hole of the moving platform. The front end and the rear end of the rack are fixedly connected with supporting frames correspondingly. The supporting frames are fixedly connected with supporting plates. The supporting plates are fixedly connected with a feeding assembly used for feeding. According to the sorting machine, the screw rod transmission principle is utilized, the moving platform can drive a comb brush to wash the screen periodically in a reciprocating manner, an electricrotating disc drives the comb brush to rotate, the screen can be rotated better and washed, the situation that materials block the screen is avoided, the sorting efficiency is improved, and the sorting machine is simple in structure, convenient to operate and good in economic benefit.

The invention relates to the technical field of building framework, in particular to a building elevator shaft mouth safety protection platform. The building elevator shaft mouth safety protection platform includes lateral fixing plates, bearing strips and a cover plate, the lateral fixing plates are provided with a plurality of clamping grooves, the two ends of the bearing strips are arranged inthe clamping grooves in the two lateral fixing plates correspondingly, and the cover plate is laid on the bearing strips. When disassembling and assembling aluminum frameworks on exterior walls of anelevator shaft, workers do not need to reerect a scaffold and can directly step on the safety protection platform for disassembly and assembly operation, operation is easy, scaffold erecting is not required, the time can be saved, the cost and additional expenditure are reduced, the rental cost of the scaffold is reduced, use safety of products is enhanced, and construction operation is easy.

The invention relates to the technical field of power transmission of electric vehicles, and provides a control method, device and equipment for a vehicle driving mode and a vehicle. The control method for the vehicle driving mode comprises the steps of acquiring a driving mode request of the vehicle; determining a driving torque value of the vehicle according to the obtained driving mode request; and controlling the vehicle according to the driving torque value of the vehicle. After the driver performs the driving mode switching operation, the driving torque of the vehicle is adjusted according to the driving mode expected by the driver so that the driving style of the vehicle can meet the requirements of the driver, and the driving fun of the driver is met. According to the invention, the vehicle driving modes such as the power mode, the economic mode and the personalized mode are preset, and the personalized mode can determine the expected vehicle driving torque of the driver according to the request of the driver so that the performance of the vehicle can meet the personalized driving style requirement of the driver.

The invention discloses a data processing method, a client and a distributed computing system. The distributed system comprises a plurality of clients and a server; the data processing method comprises the following steps: acquiring data to be processed by the client; processing the data to be processed according to a preset rule so as to acquire a result value, wherein the preset rule is to locally calculate data with the same data type and/or same key value in the data to be processed; and sending a result value of the data to be processed after being locally calculated to the server. The data processing method, the client and the distributed computing system provided by the invention can reduce the operational load of the distributed computing system, and reduce resources such as a cpuand a memory and the like needing to be consumed; and can also compress the data to save the bandwidth when transmitting the data, and meanwhile can ensure the accuracy of the data during the batch execution of commands.

The invention belongs to the technical field of vehicle body sliding plate conveying line fulcrum adjustment, and discloses a sliding plate fulcrum automatic adjustment robot system and a method. The system comprises a robot system, a robot positioning pin clamping jaw, a vision system and an electric control system. The robot positioning pin clamping jaw is fixed to the end holding part of the robot system and used for adjusting the height of a positioning pin. The vision system is fixed to the positioning pin clamping jaw and used for transmitting and analyzing position data of the positioning pin. The electric control system is connected with the robot system in a data mode and used for controlling the robot system. The sliding plate fulcrum automatic adjustment robot system can automatically identify vehicle bodies and adjust the fulcrum of a sliding plate according to the vehicle types.