34results about How to "To achieve reasonable application" patented technology

The invention relates to a method for extracting V2O5 and carbon from a low-carbon stone coal mine, and belongs to the field of beneficiation and metallurgy united technology. According to the method, the low-carbon stone coal mine with the grade of V2O5 larger than or equal to 0.65% and the mass percentage of carbon smaller than or equal to 18% is taken as the raw material, flotation enrichment is performed on carbon and vanadium respectively, industrial fuel with the combustion value of 2,400-3,100 cal / g as well as a vanadium-rich solution is obtained through leaching, and V2O5 is obtained by subjecting the vanadium-rich solution to purification, dissolving, vanadium precipitation and calcination. According to the technology, a pollution-free smelting process is performed through flotation enrichment of carbon and vanadium in stone coal, the smelting treatment quantity is reduced, carbon resources in the stone coal are used sufficiently, the production cost and investment cost are reduced, the total V2O5 recovery rate can reach 78%-82%, the utilization rate of carbon can reach 70%-85%, the low-carbon stone coal mine with low V2O5 grade can be treated, and the method has the advantages of low production cost, environment friendliness and the like and facilitates industrial application.

The invention discloses an inspection device with a safety protecting function for telecom tower high altitude. The inspection device comprises a base; a group of hydraulic pushing rods are mounted onthe left side and the right side in the base through fixed seats; the central position of the bottom end of the base is fixedly connected with a mounting block through a hydraulic cylinder; plugs arearranged at the bottom end of the mounting block at equal distance; the top ends of the hydraulic pushing rods are movably connected with an inspection table; first protective nets are arranged at the left side, the right side and the rear end of the inspection table; the top end of the inspection table is fixedly connected with a sunshade board; a group of supporting rods are movably connected with the left side and the right side in the inspection table through electric telescopic rods; a group of fixing clamps are mounted at the front ends of the supporting rods; and a second protective net is fixedly connected between the inner sides of the supporting rods. Through the arrangement of the structures of the plugs, the fixing clamps, the sunshade board, the first protective nets and thesecond protective net, the inspection device with the safety protecting function for the telecom tower high altitude has the advantages of safety protection, space conservation, convenience in inspection and stable structure.

A control method for supplying cold energy to an energy storage unit (2) by means of a cold energy supplying device (1), the control method comprising the following steps: in a cold energy supplying starting step, starting the cold energy supplying device (1); in a connection step, connecting the cold energy supplying device (1) to the energy storage unit; and in a cold energy supplying step, supplying cold energy to the energy storage unit by means of the cold energy supplying device (1) for a first time period, the first time period being determined on the basis of a preset cold energy supplying condition. Said control method controls the refrigerant charging duration on the basis of the preset refrigerant charging condition, such that reasonable refrigerant charging can be realized according to requirements of different energy storage units.

The invention discloses a cooling device, a cooling method and an air conditioner. The cooling device comprises a water gathering container, wherein the water gathering container is positioned at an evaporator of the air conditioner and is used for collecting condensed water produced by the evaporator; the cooling device further comprises a heat dissipater and a water drain mechanism; the heat dissipater is provided with a heat dissipation hole; the water inlet of the heat dissipation hole is connected with the water gathering container through the water drain mechanism; the water drain mechanism guides the condensed water in the water gathering container into the heat dissipation hole to cool the heat dissipater; the heat dissipater is used for cooling an outer unit controller of the air conditioner. By use of the characteristics of large specific heat capacity of the condensed water and lower temperature, the heat dissipater is cooled; waste of the condensed water is avoided, and reasonable application of the condensed water produced in an air conditioner running process is finally realized; the problem that an existing air conditioner cannot realize reasonable application of energy due to the waste of energy is effectively solved.

The invention relates to a compressor heating device control method in the operational stage of a compressor. The method includes the steps that S1, a reference database of compressor electric power relative to the outdoor unit environment temperature and compressor operating frequency is established in advance; S2, the real-time values of the outdoor unit environment temperature, compressor winding phase currents and busbar voltages are obtained, and the actual electric power and operating frequency of the compressor are further calculated; and S3, a corresponding compressor electric power consumption reference value is searched for in the reference database according to the outdoor unit environment temperature and the compressor operating frequency, and the compressor electric power reference value is compared with an actual electric power value; and when the deviation value between the actual electric power value and the electric power reference value is greater than a power deviation threshold value, a heating device is started and the electric power of the heating device is adjusted in accordance with the deviation value. According to the compressor heating device control method in the invention, the refrigerant state inside the compressor is judged through real-time power, misjudgment can be effectively avoided, and electric losses are reduced. The invention further provides a computer readable storage medium and air-conditioner for realizing the method.

The invention discloses a high-rockfill-dam transient-rheological-parameter inversion method based on the response surface method.The method includes the steps that a rockfill-dam three-dimensional finite element model is built in combination with dam body material sections and construction grading conditions, the sensitivity of the transient parameters and the rheological parameters of rockfill of the material sections is analyzed, and the transient parameters with the high sensitivity and the rheological parameters with the high sensitivity are selected as to-be-inversed parameters jointly; a material static force model is a Duncan EB model, and a rheological model is a Nanjing-Hydraulic-Research-Institute five-parameter model; the implicit relationship between the finite-element-calculated settling volume and the calculation parameters is represented through a specific-form response surface function, undetermined coefficients of a response surface equation set are solved through several times of finite element calculation, and therefore the nonlinear mapping relationship between the settling volume and the calculation parameters is built.On the bases of the response surface equation, the objective function aims at obtaining the minimum root-mean-square error between the calculated settling volume and the practically-measured settling volume, the transient parameters and the rheological parameters are inversed with the genetic algorithm at the same time, and the obtained set of optimal calculation parameters are the inversion result.

The invention relates to a sedimentation tank, comprising a tank body, a two-way screw rod is rotatably connected between two opposite inner walls of the tank body, one end of the two-way screw rod penetrates to the outside of the tank body, and the outer wall of the tank body is provided with a The motor is fixedly connected. The two opposite inner walls of the pool body are respectively provided with guide rods on both sides of the two-way screw rod. The two-way screw rod and the two guide rods run through a mud scraper. The two opposite outer walls of the body are recessed inward and form installation grooves. During the movement of the mud scraper to both sides, it can form a closed sludge treatment space with the outer wall of the corresponding installation groove, the bottom wall of the tank body and the inner walls of the three sides. The tank body The two opposite side walls of the tank are respectively penetrated with mud-cleaning holes connected with the inside of the pool body, and the outer side walls of the pool body are provided with cover plates. A sealed sludge treatment space is formed by the mud scraper and the outer wall of the installation tank, the bottom wall of the tank body and the inner walls of three sides, so that the sedimentation tank can still keep working when cleaning the sludge and improve work efficiency.