Abstract: A method for producing an automobile rim from aluminum or an aluminum alloy for a wheel of a motor vehicle. The automobile rim has a rim well delimited on opposite sides by an outer flange and an inner flange, a hub having a center recess and a bolt hole circle, and a rim center connecting the rim well and the hub to one another. The automobile rim is produced integrally and continuously in a casting mold by die casting of a casting material. After the introduction of the casting material into the casting mold, a volume of the casting mold is reduced for post-compaction of the casting material. The invention furthermore relates to a device for producing an automobile rim.

Abstract: A device for estimating a cause of a mounting error includes a first determination section configured to perform a process of determining whether the error occurrence status is biased under a condition that an individual as the first factor is specified according to a difference in the second factor, on each of multiple individuals as the first factor, a second determination section configured to perform a process of determining whether the error occurrence status is biased under a condition that an individual as the second factor is specified according to a difference in the first factor, on each of multiple individuals as the second factor, and a cause estimation section configured to estimate a causative individual causing the mounting error based on determination results in the first determination section and the second determination section.

Abstract: A method of creating a stand-off between insulation and chime on a storage tank is provided. A plurality of tank chime spacers are positioned in space relation to each other such that the bottom of the tank chime spacer is positioned on the tank chime and one of the peripheral side walls of the tank chime spacer is positioned adjacent to the sidewalls of the storage tank to create a gap between the tank chime and the sidewalls of the storage tank. Each of the tank chime spacers has a body with a top, a bottom and peripheral side walls.

Abstract: A wind turbine blade includes a base member formed of FRP and having a blade shape, an intermediate layer arranged on the base member and formed of metal, cermet, ceramic, or a mixture of at least one thereof and resin as a major constituent, and an erosion-resistant overcoat arranged on the intermediate layer and formed of a spray film having a porosity of 5% or lower.

Abstract: A method of repair for a metallic part of an aircraft engine includes detecting a defect inside a bore of the metallic part wherein the defect represents a departure from an intended geometry of the bore, the bore having a diameter and defining a longitudinal axis, and wherein the defect is located within the bore at a depth of at least greater than one diameter along the longitudinal axis. The method also includes measuring a geometry of the defect, preparing a patch with a complementary geometry to fill the geometry of the defect, placing the patch in the bore with the complementary geometry of the patch seated against the geometry of the defect, directing a welding beam from outside the bore, through the bore and onto the patch to weld the patch to the bore, and removing a portion of the patch to provide the intended geometry for the bore.

Abstract: A connection system for joining two wind turbine components together includes one or more bearing surfaces and one or more support surfaces extending away from the one or more bearing surfaces on a first wind turbine component, and one or more bearing surfaces and one or more support surfaces extending away from the one or more bearing surfaces on a second wind turbine component. One or more bores are formed in the one or more support surfaces of the first and second wind turbine components. One or more pins are configured to be engaged with respective one or more bores of the first and second wind turbine components to thereby join the two components together. A method for joining two wind turbine components together is also disclosed.

Abstract: The present disclosure relates to methods and tools for assembling a hub and a generator for a wind turbine, and more particularly to methods and tools for assembling a hub, a generator and a main frame for a direct-drive wind turbine. A method comprises providing a wind turbine hub, a generator and a main frame. The method further comprises vertically moving at least one of the hub and the generator towards the other of the hub and the generator; attaching the hub and the generator to form a hub-generator assembly; turning the hub-generator assembly while gripping the wind turbine hub; and attaching the hub-generator assembly to the main frame.

Abstract: A method of joining first and second blade components of a rotor blade of a wind turbine includes providing corresponding first and second positioning elements at an interface of the first and second blade components. The method also includes aligning and securing the first positioning element of the first blade component with the second positioning element of the second blade component so as to temporarily secure the first and second blade components together. Further, the corresponding first and second positioning elements maintain a desired spacing between the first and second blade components. Moreover, the method includes permanently securing the first and second blade components together such that the desired spacing is maintained between the first and second blade components.

Abstract: A lift system mountable in a nacelle of a wind turbine has a boom having a proximal end mountable in the nacelle and a distal end extending over a hub of a rotor of the wind turbine when the lift system is mounted in the nacelle. The lift system has a frame structure for mounting the proximal end of the boom in the nacelle, a winch mounted to the boom, a fastener situated below the boom and operatively connected to the winch by at least one cable, and a trolley movably mounted to the boom to permit translation of the trolley longitudinally along the boom thereby permitting longitudinal movement of the fastener with respect to the boom.

Abstract: A spray tip for a fluid applicator includes a stem configured to be inserted into the fluid applicator. The stem includes a stem pre-orifice portion and an insert receiving portion. The spray tip includes a pre-orifice insert having an inlet and an outlet. The pre-orifice insert is disposed within the insert receiving portion and disposed against a rearward shoulder of the stem.

Abstract: Disclosed is a method of manufacturing an air separation module (ASM) of a nitrogen generation system (NGS), the method providing: determining an at least partially nonlinear shape between opposing ends of a canister, the canister being configured to fit within an installation envelope for the ASM in the NGS and configured to have installed therein an air separating membrane; and additively manufacturing the canister.

Abstract: A method for connecting a blade to a hub of a wind turbine, the method including pulling the blade towards the hub using a rope guided through an interior of the hub is provided. Thus, movements between the hub and the blade, in particular due to oscillations or waves, are reduced during the connection process.

Abstract: A radioactive structure dismantling method of a heavy water reactor facility that includes a calandria including a main shell and a sub shell, a calandria vault that receives the calandria therein, and a cover assembly that covers the calandria according to an embodiment, includes: preparing dismantling of the calandria; dismantling a reactor pipe installed in the calandria; dismantling the cover assembly that covers the calandria; dismantling the calandria; and dismantling the calandria vault.

Abstract: A spool (100) of a linear string (110, 210, 310, 410) of pocketed springs is disclosed. The linear string of pocketed springs comprises springs (212, 312, 412) each provided in a textile pocket (214, 314, 414). The springs (212, 312, 412) comprise helically coiled steel wire springs. The textile pockets (214, 314, 414) are assembled to each other in linear direction. The linear string (110, 210, 310, 410) has a width of one textile pocket (214, 314, 414). The string (110, 210, 310, 410) of pocketed springs is present in the spool (100) spirally wound and in a compressed state such that the pocketed springs (212, 312, 412) can expand upon unwinding the string (110, 210, 310, 410) of pocketed springs from the spool (100).

Abstract: Described herein is a device for upending a tubular element with a longitudinal direction at an outer end. The device has a cross-shaped support structure of mutually coupled beams. The support structure is pivotable round a lifting member connected thereto for connection to a lifting means such as a crane. Clamping members slidable along the beams from a clear position to a clamping position can provide for coupling to a wall part of the outer end of the tubular element in the clamping position. In the clamping position the beams extend substantially transversely of the longitudinal direction of the tubular element. Also described herein is a method which makes use of the device.

Abstract: Food process-line coating apparatus for coating a stream of food product in a food process line are provided with the improvement of a permanently-installed internal cleaning-fluid circuit and a plurality cleaning-fluid distribution devices. The cleaning-fluid distribution devices are any of a rotary spray head, a spherical spray nozzle, a rotary frame or a tubular (cylindrical) rotary manifold. The rotary spray head optionally has a multitude of flat spray nozzles mounted along the arms. The spherical spray nozzle might be mounted on a columnar base, and a plurality of those might stand like pickets and aimed a laterally-extending target, like a conveyor belt's nose roller. The rotary frame might have a spaced pair of parallel manifold tubes that rotate about a common axis. The tubular (cylindrical) rotary manifold preferably has a multitude of ports or nozzles distributed at spaced locations on its outer sidewall.

Abstract: A rigid-flexible coupling-driven robot for removing oxide scales on super large shaft forgings online includes a heavy-duty manipulator main body, four walking systems, a movable arm lifting system, a clamping system, a power system, two oxide scale removal systems and a visual identification system. The two oxide scale removal systems are respectively installed on the two trapezoidal plates of the clamping system. Each of the two oxide scale removal systems adopts rigid-flexible coupling drive technology, that is, the rigid drive of the overhead hydraulic cylinder, cable-stayed hydraulic cylinder, the long stroke scissor retractable bracket and the rack and pinion device is combined with the flexible drive of the wire rope, so that the retraction and the angle tilt of the parallelogram end removal device are realized, which makes the oxide scale removal more flexible and efficient, thus greatly improving the product quality of large forgings.

Abstract: Systems and methods for repairing compressor blades using hybrid manufacturing techniques. A tool for repairing a compressor blade has a plurality of support bases, and a slot configured for securement of said compressor blade to said mounting tool. The tool has a pair of support bases, each of which is configured for the building of a sacrificial support thereon to stabilize the compressor blade during repair. The tool is coupled to a hybrid manufacturing machinery and the sacrificial supports stabilize the compressor blade during additive and subtractive manufacturing processes.

Abstract: It is provided methods of installing a mechanical damper apparatus to an external surface of a tower of a wind turbine, the tower being in an erect state.

Abstract: In a main bearing replacement method for a wind turbine power generation facility including a nacelle, a rotor head rotatably supported by the nacelle, a drive shaft to which rotation of the rotor head is transmitted, a main bearing disposed between the rotor head and the nacelle, and a coupling connecting the rotor head and the drive shaft on a radially inner side of the main bearing, the wind turbine power generation facility includes a main bearing sleeve fitted and fixed to an inner ring of the main bearing and mounted with the rotor head, and the main bearing is replaced at least while the main bearing sleeve is fitted and fixed to the inner ring of the main bearing.