154 results about "Single cone" patented technology

The invention discloses a spherical flue element equivalent model thermotechnical waterpower experimental apparatus comprising a pressure-bearing component, an electric heating component, an insulation component, a seal component, a pressure measurement component and the like, and field assembly and disassembly can be realized between the components. According to the spherical flue element equivalent model thermotechnical waterpower experimental apparatus, a banded fin thin rod bundle electric element is taken as an equivalent model structure of the spherical flue element, electrical heating method is realized, single-phase water flow and heat transfer experiment can be developed, and thermal-hydraulics of the spherical flue element can be reflected. The pressure measurement component can be assembled and disassembled on spot, consumables such as an O-shaped seal ring and a lead pressure pipe are convenient to replace, thereby reducing loss and cost. A grid spacer plays a role in transverse orientation for the banded fin thin rod bundle electric element, and a single-cone structure of the grid spacer can guide a plurality of the banded fin thin rod bundles to assemble, thereby reducing the difficulty of assembling and improving the efficiency of assembling. Copper braid is adopted to connect a lower conducting element and a lower conductive contact to realize flexible connection, so that the problem caused by electric component thermal expansion is effectively solved.

The invention relates to a forest stand growth modeling method based on a relation model. The method includes the following steps that (1) tree trunks are established, and the trunks are considered as models respectively formed by a single cone frustum or multiple cone frustums; (2) bending of the trunks is controlled, the bending degree of the trunks is controlled by adjusting the relative positions of the cone frustums, the shapes of the tree trunks are fit into a parabola set, and every two adjacent cone frustums are processed in a smooth splicing mode; (3) the angles of elevation of branches are controlled, the branches are set on the trunks, the angles of elevation of the branches are set to obey the normal distribution law, and the initial angles of elevation of the branches are determined through a probability density function and a random function; (4) the azimuth angles of the branches are controlled, and the azimuth angles of the branches are controlled through a chaos function; (5) leaves are drawn, the leaves are set on the branches, and image vectorization and triangularization subdivision or leave photo transparency efficient processing are adopted; (6) a tree growth model is established; (7) a forest stand growth model is established. Compared with the prior art, the forest stand growth modeling method has the advantages that modeling is performed based on a small amount of actually measured data of trees, trees and forest stands can be vividly simulated while efficient and fast modeling is achieved.

An apparatus for releasing a single road cone at a timed interval comprising a mechanism comprising at least one reciprocating shoe which support a plurality of road cones in a first position, and which lock a single cone on a second position which is then released at a timed interval, a chute proximate to the door to permit said released cone to slide downward toward the road surface, and a vertical angle slide plate affixed to said chute to permit said cone to be released smoothly onto a road surface as the vehicle moves forward.

A multi-view display device comprises a pixelated display panel and a backlight comprising an arrangement of light sources (30), wherein each light source, when turned on, illuminates an associated region of pixels of the display panel. A display controller is adapted to control the pixelated display panel and the arrangement of light sources such that a partial display output is provided comprising simultaneously a set of at least three 2D views with no repetition of individual 2D views.This arrangement provides an output with controlled illumination direction of the pixels so that view repetitions are avoided. The output can be a single cone of views, and the location from which the cone of views can be viewed depends on the relationship between the light sources of the backlight which are activated and the display panel.

The invention discloses a three-stage cyclone separation dust collector, which comprises an outer dust bucket, wherein the outer dust bucket is provided with an outer tangential air inlet; an inner dust bucket is arranged in the outer dust bucket; a screen barrel which corresponds to the outer tangential air inlet is arranged above the inner dust bucket; the inner dust bucket, the screen barrel and the outer dust bucket are enclosed into a first-stage cyclone cavity; a rotary barrel and a group of rotary conical barrels are sleeved in the screen barrel; an air inducing barrel is further arranged in a circle enclosed by the rotary conical barrels; the air inducting barrel is inserted into the rotary barrel; the upper end of the rotary barrel is provided with a second-stage tangential air inlet; the upper end of the rotary conical barrel is provided with a third-stage tangential air inlet; an air outlet cover covers the rotary conical barrel; the back face of the air outlet cover is provided with air outlet barrels which correspond to the rotary conical barrels; the air outlet barrels extend into the rotary conical barrels; a screen cover plate further covers the air outlet cover; the screen cover plate is filled with filter cotton. According to the three-stage cyclone separation dust collector, three-stage cyclone separation is adopted, so that dust is separated more completely, and separation and coarse dust and fine dust is realized; the first stage of a cyclone system adopts the screen barrel while the second stage adopts a single cone structure, so that the structure is simple, the cost is low, and a good effect is achieved.

The invention provides an automatic conveying system. The automatic conveying system comprises a feeding bin, a dehumidifying and cooling mechanism, a fan, an air locking valve and a single-cone mixer, wherein the feeding bin is used for storing output materials, and the air locking valve is arranged on an outlet pipeline of the feeding bin; an outlet of the dehumidifying and cooling mechanism communicates with an air inlet of the fan; an air outlet pipeline of the fan is connected with an inlet of the single-cone mixer, and an opening communicating with an outlet of the air locking valve is arranged in the air outlet pipeline; and an outlet of the single-cone mixer communicates with a packaging mechanism. The automatic conveying system provided by the invention has the advantages that theautomatic transporting of materials can be realized, and the conveying efficiency is increased; by adopting air which is dehumidified and cooled to transport the materials, the quality of the materials is ensured, and the problem that the quality reduction of the materials is caused by the absorption of water in the air as the materials are in contact with the air in the transporting process is avoided; and at the same time, the materials are transported in a closed environment, so that the influence of dust on the environment in the transporting process of the materials is reduced.

This invention relates to a single cone bit with offset axis and composite cones for oil and gas drilling, mining and other subterranean drilling operations. The bit consists of a head body and a cone. The cone section has a shape of composite cones. The outer circumference of the cone is composed of from back face of the cone to top of the cone an extended gage surface, an outer cone surface and a main cone surface. A plurality of cutting elements is mounted onto each cone surface. A head journal at lower end of the head body is for rotatablely connection with the cone. Between the axis of head journal and the axis of the bit, there is an offset value d along rotating direction of the cone. A gage pad is arranged on head body at a location opposite to the offset direction of the head journal. The gage pad is fitted with inserts or hardfaced with wear resistant alloy to prevent bit from whirling and prevent head body from being worn out and to ensure gage protection. Junk slots are machined along the side of head body and jet ports are arranged at lower bevel of the head body to guarantee cuttings removal and effective cleaning results. This invention improves the bit's ability to break rocks through impact for specific use in hard formations. The bit performance is obviously improved and overall drilling cost reduced.

The invention relates to a single cone vacuum drier, which belongs to the technical field of heat exchange. The single cone vacuum drier is used for vacuum drying thermally sensitive medicines and organic solvent chemical products and recovering the organic solvent and comprises an inner cylinder body, a steam heating jacket, a left rotating shaft, a right rotating shaft, a left bearing block, a right bearing block, an inner heating plate, a driving chain wheel, a driver and the like, wherein one end of the inner cylinder body adopts a standard elliptical end socket; the other end of the inner cylinder body adopts a conical body; for efficiency of a product in drying and the increase of the number of inner heating plates, the standard elliptical end sockets are respectively arranged at two ends of the steam heating jacket; the system is heated by using 40-100 low-temperature saturated water steam instead of traditional hot water; the inner heating plates are arranged, so that the total heating area of the drier is increased by 2-4 times compared with that of a traditional dual cone vacuum dryer; the thickness of stainless steel of each inner heating plate is only 1 / 4-1 / 2 of the thickness of the cone; and one single cone vacuum drier can be equivalent to a traditional dual cone vacuum dryer, thus the drying efficiency can be multiply improved and the consumption of the stainless steel and power consumption can be greatly saved.

A method for determining a pump card for a well. The method comprising: obtaining a first set of data points, wherein the first set of data points comprise a first set of polished rod position data points of the well and a first set of polished rod load data points of the well; and calculating a first data point of a pump position and a pump load using the first set of data points. The calculating occurs before the well moves through a first complete stroke cycle.

A lubricating nutating single cone drill bit 10 includes bit shank 12 with an axially skewed journal 18 rotatably retaining cutter body 22. Bearings (26, 28, 30, 32) enable rotation of the cutter body 22. Lubrication flows to a gap between the axially skewed journal 18 and cutter body 22 from lubricant chamber 76 having plunger 80 acted on by an annulus fluid, the gap bounded by first 66 and second 68 radial dynamic seals. A fluid passage 90 extending through the bit 10 communicates with fluid inlet port 88 on the proximal end 16 of the bit shank 12. Fluid passage 90 also communicates with a first fluid outlet port 98 on the distal end 36 of the axially skewed journal 18 and with a second fluid outlet port 94 formed on a lateral portion of bit shank 12.

The invention discloses a KDP crystalloid long-seed crystal single-cone growth method. According to the growth method, the lower end of a long-seed crystal is limited by a lower tray, the upper end ofthe long-seed crystal freely and conically grows, four cylindrical surfaces in the two directions of (100) and (010) can grow, the problem of growth stress is omitted in the growth process of the crystal, all cut out optical elements have high optical quality, four cylindrical surfaces with highly similar growing environments simultaneously grow in the growth process, mixing is implemented by a leaf-shaped mixing propellers in the growth process of the crystal, so that the cut out optical elements have high optical homogeneity, a cutting angle of a KDP crystal triple frequency element is unique, the grown crystal has high cutting efficiency when cutting the triple frequency element, and the area of the cut maximum triple frequency element can be known according to the horizontal size of the grown crystal in advance.