35results about How to "Reduce waste loss" patented technology

The invention discloses an equipment production line for self-heat-insulation building blocks for walls. The equipment production line comprises a hollow brick production system, a steam curing system, a transfer system, a foam concrete pouring system and an automatic control system. The steam curing system is respectively connected with the hollow brick production system and the foam concrete pouring system by the transfer system, and the automatic control system is connected with the hollow brick production system, the steam curing system, the foam concrete pouring system and the transfer system by control circuits. Compared with the traditional production line, the equipment production line has the advantages that the steam curing efficiency is greatly improved, the energy cost is greatly saved, and the production cost is reduced; and distances from a filling plate and a filling groove to hollow bricks can be adjusted via lifting mechanisms, so that slurry can be effectively prevented from flowing out of the hollow bricks during pouring when the quantity of slurry in the filling groove is excessively high, waste of the slurry is reduced, and accordingly the production cost is saved.

A system and method for determining the early life reliability of an electronic component, including classifying the electronic component based on an initial determination of a number of fatal defects, and estimating a probability of latent defects present in the electronic component based on that classification with the aim of optimizing test costs and product quality.

The invention discloses a method for evaluating the running state of a low-voltage electric energy meter, and relates to the field of electric power operation and maintenance. At present, an alternating scrapping method of an electric energy meter is not scientific and accurate enough, and waste of a large amount of manpower and material resources is caused. The method provided by the invention comprises the following steps: ; firstly, Weibull distribution is applied to a low-voltage electric energy meter to calculate reliability; the method comprises the following steps: calculating a fault factor weight through an entropy weight method, evaluating four fault operation related data which comprises metering abnormality, a full event, an electric energy meter overload rate and clock batteryundervoltage, considering the effect of a regional influence factor, and finally calculating the total score of low-voltage electric energy meter state evaluation to complete an electric energy meterstate evaluation model. According to the technical scheme, the waste loss caused by continuous operation of the electric energy meter is reduced, the working difficulty of electric power workers is greatly reduced. Meanwhile, the operation efficiency and accuracy of a power grid are improved, and a large amount of manpower and material resources are saved.

The invention relates to a universal transportation table supporting arm mechanism for an engine cover. The universal transportation table supporting arm mechanism comprises installation frames, a supporting shaft, limiting block installation seats and limiting blocks. The supporting shaft is installed between the symmetric installation frames. The multiple limiting block installation seats are arranged on the supporting shaft from the part taking end to the part storing end, and the limiting blocks are installed in the limiting block installation seats one by one. The limiting block installation seats are arranged on the supporting shaft in an overturning type sliding and sleeving manner. Multiple pin holes are formed in the part taking end of the supporting shaft. A pin hole is formed in the limiting block installation seat at the part taking end. The limiting block installation seat at the part taking end and the part taking end of the supporting shaft are positioned through a lock pin. The universal transportation table supporting arm mechanism for the engine cover is scientific and reasonable in structural design, adjustability of limiting grooves can be achieved, meanwhile, due to the sequentially positioning type storing and taking operation of side limiting mechanisms, the storing and taking convenience of automobile accessories is greatly improved, universality is high, the use frequency of devices is improved, possible waste losses are reduced, the spare part circulation efficiency is improved, and spare part packaging, logistic cost and the like are optimized.

The core roller rotating device of the vertical ring rolling machine is an independent attachment mechanism of the ring rolling machine. It uses the oil motor or electric motor installed outside the lower support to pass through the mechanical transmission pair (such as gears, sprockets or pulleys) after deceleration. , drives the support shaft installed in the lower support, together with the core roller tightly inserted in the support shaft to rotate together, so that the core roller has the function of active rotation, which is different from all current vertical and horizontal ring rolling machines The characteristics make it possible to enlarge the vertical ring rolling machine with simple structure and low cost, and bring convenience to the operation in the initial stage of ring rolling, which is conducive to improving production efficiency and reducing waste loss.

The invention discloses a device for treating polycrystalline silicon byproduct slurry. The device comprises a slurry bed reactor, wherein a slurry feeding opening and an HCl raw material feeding opening are formed in an outer wall of the slurry bed reactor; the bottom of the slurry bed reactor is communicated with a waste material tank through a pipeline; the top of the slurry bed reactor is communicated with a first storage tank with a first heat exchanger through a pipeline; a jacket is arranged at the outer part of the slurry bed reactor. The invention further discloses a technology for treating the polycrystalline silicon byproduct slurry by utilizing the device. According to the device, a special system for treating the polycrystalline silicon byproduct slurry takes the slurry bed reactor as a main part and is simple in structure and scientific and reasonable in design; the device is used for treating the slurry in a polycrystalline silicon production process and can be used forconverting active silicon powder in the slurry into a production raw material chlorosilane, so that the utilization of the silicon powder is maximized and closed circulation of polycrystalline siliconproduction is completed.

The invention discloses a high-potassium multi-element foliage fertilizer and a preparation method thereof. The foliage fertilizer mainly comprises raw materials which are rich in trace elements such as nitrogen, phosphorus, potassium, iron, manganese, boron and magnesium, and is prepared by mixing potassium nitrate, monopotassium phosphate, anhydrous magnesium sulfate, disodium octaborate tetrahydrate, EDTA (Ethylene Diamine Tetraacetic Acid) zinc, EDTA iron, EDTA copper, EDTA manganese, molybdic acid amine, citric acid, sodium citrate, EDTA-2Na and sodium tripolyphosphate in a certain ratio. In the preparation method, monopotassium phosphate and potassium nitrate are taken as main raw materials, so that a water-soluble foliage fertilizer in which potassium is taken as a major material, nitrogen and phosphorus are taken as auxiliary materials, and a plurality of EDTAs are chelated with trace elements simultaneously is produced. In the presence of a chelate and the trace elements, full absorption of elements is facilitated, the metabolism of crops is promoted, photosynthesis is enhanced, the formation of chlorophyll is facilitated, actions among various substances can be coordinated, the growth of the crops is facilitated, the fruit quality is improved, and the self-resistance of plants is enhanced.

The invention discloses a clamp for five-star pulling plate milling. The clamp comprises a base plate arranged on a workbench and not less than three chucks arranged on the base plate; a guide rail where the chucks slide is arranged on the base plate, a cavity for containing a five-star pulling plate is defined by the chucks, and not less than two grooves for containing corner angles of the five-star pulling plate are formed between the chucks, and a locking device is arranged on each chuck. End face milling and hole boring can be completed on a vertical milling machine through only one clamp for five-star pulling plate milling, original repeated clamping and positioning of a machined content can be completed through one-time clamping and positioning, the clamp cost is reduced, and the production efficiency and the product quality are improved.

A method for altering the width of a strip-shaped rolled material (5), before, during or after hot rolling the rolled material in a hot rolling mill. The problem is to specify a method for altering width so that the length of a rolled out transition piece lying outside width tolerances can be reduced. Scrap losses are to be reduced. The crown of at least one working roll and/or at least one backing roll of a stand (7) is set as a function of a width error e=B−B between a setpoint width B_setp and the width B of the rolled material (5), wherein the crown is increased when e>0 and the crown is reduced when e<0. AA R_crown BB B_setp.

The invention provides a waste heat utilizing device for a boiler furnace tail portion. The waste heat utilizing device is arranged at the smoke discharging outlet position of the boiler furnace tail portion and provided with a water inlet connector capable of being connected with an external water supplying pipeline, and a water outlet connector at the other end is communicated with the inside of an inner water container. The waste heat utilizing device is an S-shaped circulation heat exchanging pipe formed by a multi-folding pipeline. During use, the water inlet connector is connected with the external water supplying pipe, in a boiler burning process, smoke discharged to the tail portion heats circulation supply water in the circulation heat exchanging pipe, and the supply water can serve as boiler water directly. Therefore, energy can be fully saved, and heat efficiency of a boiler is improved.

The invention discloses an adjustable horizontal hole protective cover plate. A vertical adjusting groove is formed in the cover plate, a plurality of adjusting blocking bolts are arranged in the vertical adjusting groove, the adjusting blocking bolts and the vertical adjusting groove are fixed through nuts, and the vertical adjusting groove is used for adjusting the longitudinal coordinates of the adjusting blocking bolts. First fixing nuts used for abutting against the corresponding holes are arranged at one ends of the adjusting blocking bolts, second fixing nuts used for being fixed to the corresponding vertical adjusting groove in a limiting mode are arranged at the other ends of the adjusting blocking bolts, and the multiple adjusting blocking bolts are clamped to the corresponding holes through the first fixing nuts. The adjustable protective cover plate is used for small rectangular holes of different sizes, the requirement that the cover plate is not prone to moving is met, the process of machining the cover plate independently according to the sizes of the holes can be reduced, manual operation is reduced, the cover plate can be recycled after being used, and material waste and loss are reduced; and meanwhile, the fixing and protecting effects are good, and a good safety protection effect is achieved.