The described technology relates to an electrolyte solution comprising a sulfur dioxide-based ionic liquid electrolyte, and a sodium-sulfur dioxide (Na—SO2) secondary battery having same, one purpose of the described technology being to enhance the storage characteristics of sulfur dioxide gas in an electrolyte solution. The sodium-sulfur dioxide secondary battery includes a negative electrode which is formed from an inorganic material and which contains sodium. The battery also includes a positive electrode which is formed from a carbon material and a sulfur dioxide-based inorganic electrolyte solution. Here, the electrolyte solution contains a sulfur dioxide-based ionic liquid electrolyte prepared by injecting SO2 gas in an ionic liquid.

A lithium secondary battery includes: a negative electrode, a positive electrode, and an electrolyte disposed between the negative electrode and the positive electrode, wherein the negative electrode includes a silicon composite including silicon, a silicon oxide of the formula SiOx wherein 0

A battery electrolyte solution contains a lithium salt dissolved in a solvent phase comprising at least 10% by weight of ethyl (2,2,3,3-tetrafluoropropyl) carbonate. The solvent phase comprises optionally other solvent materials such as 4-fluoroethylene carbonate and either or both of diethyl carbonate and ethyl methyl carbonate. This battery electrolyte is highly stable even when used in batteries in which the cathode material has a high operating potential (such as 4.5V or more) relative to Li/Li+. Batteries containing this electrolyte solution therefore have excellent cycling stability.

A battery electrolyte solution contains a lithium salt dissolved in a solvent phase comprising at least 10% by weight N of (2,2-difluoroethyl) ethyl carbonate. The solvent phase comprises optionally other solvent materials such as 4-fluoroethylene carbonate and other carbonate solvents. This battery electrolyte is highly stable even when used in batteries in which the cathode material has a high operating potential (such as 4.5V or more) relative to Li/Li+. Batteries containing this electrolyte solution therefore have excellent cycling stability.

A lithium secondary battery includes a case, a jelly roll housed in the case, the jelly roll including a plurality of electrode plates and a separation film disposed between the plurality of electrode plates, and a heat conduction plate disposed on both sides of the jelly roll and housed in the case together with the jelly roll.

The invention relates to a method for operating a secondary battery (1, 4) which comprises multiple interconnected, bridgeable battery subunits (A, B) and is situated in a compartment (3) of an electrically driven vehicle, in particular a watercraft, characterized in that the accessibility of each battery subunit (A, B) is detected, and the battery subunits (A, B) are activated in accordance with the accessibility of the particular battery subunits.

A protective layer system for a metallic lithium-containing anode of a lithium cell, for example a lithium-sulfur cell and/or lithium-oxygen cell. To increase the service life and reliability of the cell, the protective layer system includes a lithium ion-conducting layer, in particular an inorganic layer, on the anode side. The anode-side layer has an anode contact side which rests against or which may be placed against the anode. At least one lithium ion-conducting layer, in particular a polymer layer, which contains at least one agent which is reactable with metallic lithium to form an electrically insulating solid is situated on a side of the anode-side layer opposite from the anode contact side. Moreover, the invention relates to an anode which is equipped with such a protective layer system, a lithium cell, and a lithium battery.

An additive formulation for a lithium ion battery is provided, which includes an ionic conductor and a compound having a maleimide structure. An electrode slurry composition is also provided, which includes an active material, a conductive additive, an adhesive, and an additive formulation containing an ionic conductor and a compound having a maleimide structure modified by a compound having a barbituric acid structure.

A battery system for an electric vehicle includes a container having a lid and a plurality of battery cells housed in the container. Each battery cell of the plurality of battery cells may include a pair of tabs to electrically connect to the battery cell, a printed circuit board housed in the container, and a pair of contact elements. The printed circuit board may include circuitry adapted to monitor at least one battery cell. And, each contact element may be attached to the printed circuit board and configured to separably contact a tab of the at least one battery cell to electrically connect the at least one battery cell to the printed circuit board.

A system and method for a battery cell having an anode and a cathode, and a separator disposed between the anode and the cathode. A conductive layer disposed in the separator facilitates detection of dendrite growth from the anode into the separator, the detection correlative with a reduction in voltage between the anode and the conductive layer. A detection interface component coupled to the conductive layer is configured to facilitate routing of a signal from the conductive layer to a circuit external to the battery cell, the signal indicative of the detection. The battery cell may be part of a battery or battery pack which may be utilized by an electronic device.

A battery module and a method of manufacturing the same are provided. The battery module includes a case providing an internal space, a plurality of battery cells disposed in the internal space of the case, and at least one cooling unit interposed between the battery cells to be in surface contact with the battery cells and dissipating heat generated by the battery cells externally.

A battery, a thermal management device of the battery, and an unmanned aerial vehicle having the battery are provided. The thermal management device comprises a heat conducting housing having a receiving cavity and configured to divide the receiving cavity into a plurality of cell compartments for receiving cells, and a heat conducting shelf mounted within the receiving cavity and configured to be in contact with at least one of the cells to conduct heat generated by the at least one of the cells. The heat conducting shelf is thermally connected with an inner wall of the receiving cavity and configured to conduct heat in the heat conducting shelf to the heat conducting housing.

The invention relates to a housing (10) for accommodating a plurality of battery cells (20), in particular lithium-ion battery cells, wherein the housing (10), in particular a plastic housing, comprises a cooling device with an inlet point (30) and an outlet point (40) for an air stream (22) for cooling the battery cells (20). In addition, the housing (10) is designed as a single piece together with the cooling device integrated in the housing (10), and the cooling device additionally has spacers (34; 34a, 34b) for arranging all accommodated battery cells (20) with an intermediate space (23) for guiding air between the battery cells (20), by which means an air channel (25) is provided for the air stream (22) between the battery cells (20). The invention further relates to a battery pack (50) and to a motor vehicle comprising such a battery pack (50).

A unit cell pack according to the present disclosure includes a first battery module including battery cartridges that are sequentially stacked, a plurality of batteries wherein two batteries are seated on an upper surface of each of the battery cartridges, electrode connection members respectively positioned on both sides of the battery cartridges, and a battery cover covering the battery cartridges, the plurality of batteries, and the electrode connection members; a second battery module being adjacent to the first battery module and including same constituent elements as the first battery module; a battery housing surrounding the first battery module and the second battery module, and including air inflow window covers and air outflow window covers facing each other; and a fan duct disposed on the air outflow window covers of the battery housing, in which the two batteries on the upper surface of each of the battery cartridges are electrically connected in parallel, the battery cartridges are electrically connected in series through the electrode connection members, a lower surface of each of the battery cartridges defines air guide grooves with respect to each other, and the air guide grooves are aligned with the air inflow window covers and the air outflow window covers on one of the first battery module and the second battery module, forming straight air passages.

Systems and methods for treating small elongated fibrous and particles of certain materials, e.g., PTFE materials in a suspension are presented. In some instances, high-intensity ultrasound (or acoustical energy) is applied to a sample of the material, through a fluid coupling medium or suspension, to achieve a material transformation in the sample. In various embodiments, fibrillation of particles of PTFE or similar materials is accomplished, or the formation of extended structures of these materials is caused or enhanced. Also, the ability to separate long fiber samples by ultrasonic or acoustic cavitation action is provided.

A crosslapper receives a card web and folds it into a lap intended to be needle-punched or consolidated by other ways. The web includes zones which are more condensed, having a spectrum of orientation of fibers with a component parallel to the width of the web, alternating with less condensed zones having a longitudinal unidirectional spectrum of orientations. The zones which are less condensed are used to form the edge zones of the lap. The result is that the lap has different respective spectra of orientation which pre-compensate for the unwanted changes produced by the needle-punching or other consolidation which follows. A needle-punched lap is obtained having a uniform MD/CD ratio (relationship between longitudinal and respectively transverse tensile strengths) or having a sought profile of the MD/CD ratio across the width of the lap.

A method for mixing short staple and down cluster by a dry processing utilizes an air tool to blow the short staple over, so that the scattered short staple is mixed in the down cluster. Stirring blades are further applied for stirring. Chemical agents are needless, no pollution is generated, and processing time is preferably reduced since the mixture does not have to be soaked in the chemical agent. Both the processing time and the manufacturing cost are decreased. Preferably, a proportion of the short staple to the down cluster is adjustable for different needs and divergent warmth retaining effects.

Circular comb for a combing machine for combing textile fibers, comprising a base body with a center longitudinal axis, a peripheral surface and two end faces, a plurality of bar tacks, which are arranged on the peripheral surface of the base body and define a combing region of the circular comb, a plurality of fastening devices attached to the base body for the non-positive connection of one of the bar tacks in each case to the base body and unlocking units to release the non-positive connections, each unlocking unit having an unlocking device and an unlocking means to actuate the unlocking device, wherein the unlocking units are accessible from outside the combing region, in particular from at least one of the end faces, and an additional positive securing connection to secure the bar tacks is provided on the base body.

The present invention refers to a process of making a fibrous structure, wherein roughly graded material is provided to rotating, apertured drums. The drums have at least one needle roll in their inside. The roughly graded material is agitated inside the drums, whereby fibers or small fiber clusters are separated from each other. These fibers and small fiber clusters are flung through the apertures to the outside of the drum, where they are directed onto a foraminous carrier to form a fibrous structure. The fibrous structures are especially useful in absorbent articles.

An applicator head for cutting yarn into segments of yarn and depositing the segments of yarn on a deposition surface. The applicator head includes a single mechanism that moves the yarn towards said deposition surface and also cuts the yarn into segments.

In one embodiment, a system for removing a plastic wrap from a cylindrical module includes a conveyor transporting the cylindrical module toward a disperser with the cylindrical axis of the module parallel to the direction of conveyor movement. In another embodiment, the disperser is a travelling head disperser thereby providing relative movement between the modules and the disperser. The direction of the wrap around the module is determined and the cover is removed during rotation of the module, either by unwrapping the plastic or by slitting the plastic and then rotating the module. The equipment used to handle a cylindrical module is moved out of the path of movement of a conventional rectangular module so an installation can handle both rectangular and wrapped cylindrical modules.

The method for operating a fleece layer requires a fleece layer, to which the card web is supplied at variable card web infeed speed. To limit the amount of space required for the upper carriage at the rear of the machine, the average of the absolute values of the laying-carriage speed during the forward movement of the laying carriage in at least some laying cycles differs from the average of the absolute values of the laying-carriage speed during the return movement of the laying carriage, and the average of the absolute values of the laying-carriage speed in at least some laying cycles during the forward movement of the laying carriage differs from twice the average of the absolute values of the upper-carriage speed during the forward movement of the laying carriage.

In one embodiment, a system for removing a plastic wrap from a cylindrical module includes a conveyor transporting the cylindrical module toward a disperser with the cylindrical axis of the module parallel to the direction of conveyor movement. In another embodiment, the disperser is a travelling head disperser thereby providing relative movement between the modules and the disperser. The direction of the wrap around the module is determined and the cover is removed during rotation of the module, either by unwrapping the plastic or by slitting the plastic and then rotating the module. The equipment used to handle a cylindrical module is moved out of the path of movement of a conventional rectangular module so an installation can handle both rectangular and wrapped cylindrical modules.

Apparatus for producing spread fiber bundles by strategic use of tension control throughout the device and use of higher differential speeds between driven rollers and line speed of the running fiber bundle are provided herein, along with methods for producing spread fibers, prepregs, and articles of manufacture therefrom.

The fleece layer for laying down a card web to form a fleece has a cross-lapping upper carriage, through which the card web is guided; a cross-lapping laying carriage, through which the card web coming from the upper carriage is guided and which serves to lay the card web down onto an output conveyor belt; and at least two card web conveyor belts for guiding the card web to the upper carriage and from there to the laying carriage. A cover belt is arranged to enclose the card web lying on the upper run of a first card web conveyor belt from above. The cover belt is smooth and is not moved when the card web is moved, thus serving as a stationary cover of the card web.

A method and a device for drawing off a clothing strip from a card-flat bar are presented. A clothing strip held on the card-flat bar by fastening means in the form of clips or clamps is released form the card-flat bar with the aid of a device resulting in at least partial opening of the fastening means. The device has a bearing face and a retainer for bearing on the card-flat bar or on the clip and has a spike for the at least partial opening of the clip.

The present invention provides cellulose-based fibers including cellulose and at least one polymer selected from the group consisting of a polysiloxane, a polyacrylic acid, a polyacrylamide, an m-aramid, and a polyvinylalcohol/polystyrene copolymer, and a tire cord including the same. Furthermore, the cellulose-based fibers of the present invention have an advantage in superior elongation and tenacity of the prior cellulose fibers by blending at least one polymer having a functional group that is capable of a hydrogen bond with a hydroxyl group of a cellulose molecule.

Apparatus and methods for automatically training (i.e., straightening) saw blades along a saw mandrel are disclosed.

The invention relates to a saw-tooth clothing for rollers of a carding machine or a carder. The saw-tooth clothing has a multiplicity of successively arranged teeth, wherein each tooth has a tooth front and a tooth back and a tooth tip. The tooth backs of the teeth have in each case a certain distance from the tooth front of the in each case following tooth and form a tooth space which extends from a tooth root to the tooth tips. Between the tooth tips and the tooth root, the teeth have in each case on their tooth back and on their tooth front at least one embossment which reduces the distance between the tooth back of the teeth and the tooth front of the in each case following tooth.

In order to produce air-laid non-woven fabrics with an adjustable strength ratio of the production direction and 90° to the production direction, two non-woven laying machines are set at an angle to the production direction.

In a device on a spinning room preparation machine, for example a fiber flock feeder, carding machine, cleaner or the like, for supplying and/or discharging fiber material, a tray-like guide element having a guide surface co-operates with at least one conveyor roll located opposite, the fiber material being guided towards and along the guide surface. In order to provide a simple way of supplying and/or discharging fiber material without undesirable adhesion of fibers, the guide element located opposite the at least one conveyor roll is arranged to be set in vibration by at least one actuator.

The present invention relates to a method for the continuous production of laid staple fiber fabrics with aligned fiber orientation, in which method the laid fabrics are produced by continuous plaiting down of carded fiber web at defined laying angles onto a synchronized transport belt (1), wherein the carding machine (2) and plaiting means (3) arranged downstream of it are arranged at an acute angle with respect to the advancing direction of the transport belt. Said laid staple fiber fabrics are used for producing high-strength fiber-reinforced plastic composites, as are used in wind power plants, aircraft construction and the automotive industry. In particular in the loading direction, said composites have high composite strengths and rigidities, to which end a defined fiber orientation is required. In addition to a defined orientation of the finite fibers, the laid fabrics also have a defined mass per unit area.

A method for harvesting bast plants that have stalks, husks, and seeds. The method includes cutting the bast stalks from the bast plants and receiving the bast stalks onto a first belt. The method then orients at least a portion of the bast stalks on the first belt by moving a bar back and forth across the first belt in a direction generally perpendicular to the direction the first belt is moving, the bar elevated above the first belt and having spaced tines extending toward the first belt, the longitudinal axis of the at least a portion of the bast stalks being generally oriented in the direction the first belt is moving. The husks and seeds may be removed from the bast stalks. The bast stalks may be packaged.

A device attaches a flexible clothing in the form of a clothing strip to a card flat bar of a revolving card flat. The card flat bar has a card flat foot with a clothing take-up surface and a web lying above the card flat foot. At least two clips are provided on the clothing strip. The device includes means to accommodate and hold the card flat bar and the clothing strip. The device furthermore includes press rams, which are guided in a moveable manner transversely to the longitudinal direction of the card flat bar and from both sides parallel to the clothing take-up surface of the card flat bar. By means of the movement of the press rams, an integral formation of the clips on the card flat foot is caused. The press rams have a drive with compression hoses.

A fiber sample conditioning system having a comb for engaging and retaining fibers to form a beard, and at least two rotating brushes for brushing the fibers simultaneously from opposite sides of the beard in a direction along the fibers away from the comb.

A processing line of bast fiber is provided. The processing line is comprised of various devices for carding, cutting, degumming, high temperature washing, separating and water washing, softening, drying, batching and applying oil, permeating and reconditioning, stretching-breaking carding, and combing and sorting. The processing line of bast fiber can improve production efficiency, and improve the yield of long hemp fibers. Moreover, the produced fiber has stable quality and is convenient for post-processing.

The purpose of the invention is to reduce the abrasive impact of the fiber or the yarn on the rollers coated with elastic material, which are used for drafting and guiding purposes in yarn production techniques, and thus keep the operating conditions and yarn quality parameters constant. The fiber on the top rollers coated with elastic material especially in the mechanical ring compact yarn production among the yarn production techniques, is an apron cladding method, over the top roller and the bearing guide arms connected to a bearing body found on the bearing unit placed on the pressure arm, in a way that it would cover these together. The method includes the operation steps of stretching the aprons by application of tension via a tension component and, while the fiber drafting operation continues, the bearing unit carrying the aprons being shifted in the horizontal plane in certain intervals.

A drawing frame (1) is described for drawing a fiber slubbing (14) of a workstation of a textile machine having two roller pairs (2, 3) which are arranged behind one another in the transport direction (A) and in each case contain a drafting roller (4, 6) which can be driven, wherein the first drafting roller (4) in the transport direction (A) is assigned a guide apron (8) which wraps around this drafting roller (4) and a guide table (10) which is arranged between the first (4) and the second (6) drafting roller. It is provided according to the invention that the first drafting roller (4) is mounted in a bearing slide (19) which can be displaced in the transport direction (A), and the second drafting roller (6) is mounted in a bearing block (22), and that the guide table (10) is fixed on the bearing block (22) of the second drafting roller (6).

The invention described relates to a polyolefin blend composition suitable for spunbond fiber or filament compositions, and to fabric compositions and composite constructions therefrom, said blend comprising a) from 60-98 wt % of at least one random propylene copolymer having a comonomer content of from 8 to 25 wt % and a crystalline melting point (Tm) as determined by differential scanning calorimetry (DSC) of from about 40° C. to about 110° C.; and b) from 2-40 wt % of at least one substantially isotactic polypropylene homopolymer or copolymer comprising one or more C2 and/or C4-C8 comonomer, having a crystalline melting point (Tm) as determined by DSC greater than or equal to 120° C. The blends of the present invention typically have a melt flow rate (MFR) of from 100 g/10 min to about 500 g/10 min.

A wire profile comprises a rib portion and a plurality of teeth over the length of the rib portion. The teeth are sloped with a back slope representing the backbone of the teeth and a front slope representing the side in direct contact with fiber. The back slope has a tangent forming a hack angle with the rib portion, and the front slope is divided into at least two segments, a tip segment converging with the back slope to form a tip of the teeth and serving to penetrate between fibers, and an undercut segment to retain the fibers. The undercut segment has a tangent forming an undercut angle with the rib portion, and the undercut angle is at each point in the undercut segment greater than the maximum of the hack angle and smaller than the smallest value of the tip angle.

Systems and methods for removing material, e.g., linters, from seeds, e.g., ginned cottonseeds, are provided. The systems and methods involve rotating the seeds in a rotatable drum having a plurality of longitudinal brushes. The centrifugal force created by the rotation of the drum and the plurality of longitudinal brushes urge the seeds against an interior surface of the drum that is lined with a brush insert. In this way, work is performed that removes the material from the exterior of the seeds. The material is removed using reduced pressure and the processed seeds are removed. The system may include a brush insert that is easily removed from the rotatable drum. Other systems and methods are disclosed.

A wire profile having a rib portion and plurality of teeth over the length of said rib portion, wherein said plurality of teeth is inclined at an angle with respect to the said rib portion, wherein said teeth has a front portion and a back portion, wherein said front portion is the inner portion of the said teeth leaning towards the rib portion and said back portion is the outer portion of the said teeth, and wherein at least one teeth with said back portion comprises at least one nose cut segment.

A module feeder system is disclosed. The module feeder system comprises a module feeder which has an unload bed, a feeder bed, a first side wall and a second side wall. A cutting device is attached to the feeder bed. At least one hydraulic cylinder is positioned on each of the first and second side walls. Each hydraulic cylinder is configured to project in a direction away from the sidewalls and over the feeder bed. A method used to unwrap a cotton module is also disclosed.

A processing agent containing five specified kinds of components including esters and ethers as required components is used in the production or fabrication process of synthetic fibers such that superior spinning property is maintained and synthetic fibers with superior yarn quality and dyeing property can be obtained. Aqueous liquids of such processing agents, processing methods using such liquids and synthetic fibers obtained by such methods are also presented.

A pressure steam treatment apparatus according to the invention includes a pressure steam treatment chamber and labyrinth sealing chambers. The labyrinth sealing chambers are respectively arranged on a fiber bundle inlet and on a fiber bundle outlet of the steam treatment apparatus, having a running path of the fiber bundle in a horizontal direction and having plural labyrinth nozzles on top and bottom of the running path. The difference between a maximum value and a minimum value of the distance in the perpendicular direction of the top and bottom side labyrinth nozzles, of a pair of opposing labyrinth nozzles is 0.5 mm or smaller when the ambient temperature of the labyrinth sealing chamber is 140° C. This structure ensures that the energy cost can be reduced, the deformation of the apparatus and also, the raise of fuzz on the fiber bundle and fiber bundle breakage can be prevented at the same time.

In the mounting device (1) in accordance with the invention, the mounting arm (4) is held on a guide arrangement (11), the guide direction of said guide arrangement being oriented parallel to the rotational axis of the drum (3) to be fitted. A force measuring arrangement 21 is provided to detect the tensile force in the profile wire 9, said force measuring arrangement detecting the total force acting on the mounting arm (4), at least in longitudinal direction of the wire. In doing so, essentially all the forces acting on the profile wire (9) are detected, namely, the braking forces of a brake arrangement (25) as well as the braking forces of other arrangements such as, for example of alignment arrangements 28, tilting arrangements 32 or the like.

A reclaimer cylinder for use in reclaiming cotton seeds containing spinnable lint from partially ginned cotton seeds utilizes channel saws mounted axially on a cylindrical body with axially closely spaced teeth that virtually eliminate the variation in likelihood the teeth will fail to grasp the fibers present on such cotton seeds. Triangular grid bars facilitate removal of fully ginned seeds that are not entrained in fibers of other seeds.

Device for mechanically splitting finite textile fiber bundles, comprising n individual fibers (n≧2) in fiber bundles having less than n individual fibers and/or individual fibers, characterized in that in a milling chamber that is closed off from the outside and that has one or more dead spaces of at least 10% of the milling chamber volume and in which one or more rotating striking elements operate in a non-cutting manner and so as to reduce load peaks and at a rotational speed that can be adapted to the material but that is at least 200 r.p.m., the material is adjustably input in different amounts in batches, treated for an adjustable duration, and then discharged again from the milling chamber.

The front top roller (20) includes a fiber contacting portion (30) and a reduced-diameter portion (31). The fiber contacting portion (30) has a substantially uniform outer diameter. The reduced-diameter portion (31) is provided at both ends of the fiber contacting portion (30) in an axial direction, and is formed with an outer diameter smaller than an outer diameter of the fiber contacting portion (30). The fiber contacting portion (30) has a width (W1) in an axial direction of 18 mm and the outer diameter (D1) of 30 mm. An outer diameter (D2) of the reduced-diameter portion (31) is 25 mm.

The invention relates to a clothing carrier (3) for flexible or semi-rigid clothings (2) for processing fiber material, wherein the clothing carrier (3) has a longitudinal direction (6) and a transverse direction (7). The transverse direction (6) corresponds to a working direction (A) of the clothing (2). The clothing carrier (3) exhibits a maximum tensile force (FL) in the longitudinal direction (6) which is greater than a maximum tensile force (FQ) in the transverse direction (7).