93results about "Wood drying" patented technology

The invention discloses a high-quality formed ginkgo wood furniture manufacturing and processing technology, and relates to the technical field of furniture production, and the high-quality formed ginkgo wood furniture manufacturing and processing technology comprises ginkgo wood selection, ginkgo wood treatment, wood modification, part processing and surface treatment. Before drying, the cut ginkgo biloba boards are subjected to primary treatment, surface impurities are removed, and primary balance treatment is carried out, so that stress concentration in the later drying process is reduced; primarily drying the primarily treated wood, adjusting the thickness and the drying temperature and humidity of the wood, adjusting the temperature in the drying chamber according to the thickness and the initial water content of the wood by using a combined drying technology, and controlling the distance between the wood to be 1 / 10-1 / 8 of the width of the wood through a circulating air drying system. By means of the combined drying technology, dynamic control over the ginkgo wood drying quality is achieved, the problems that the drying process is complex and wood is prone to warping or cracking during drying are solved, the drying period is shortened, wood deformation and cracking are reduced, the physical performance of the wood is improved, and the drying efficiency is improved.

A kiln moisture measurement system is provided for measuring the moisture content of a charge of timber in a timber drying kiln, and comprises first and second electrically conductive elements spaced apart in the kiln on respective mounts, with the charge of timber between the electrically conductive elements. The first and second electrically conductive elements are connected to an electronic controller such that electric charge can be transmitted between the first and / or second electrically conductive element and the electronic controller. The electrically conductive elements are each resiliently movable against respective contact portions of the charge of timber when the charge of timber is adjacent the first electrically conductive element and the second electrically conductive element. The electronic controller is subsequently configured to measure one or more dielectric properties of a portion of the timber between the electrically conductive elements to determine a moisture level of the charge of timber.

The invention relates to the field of preservative wood treatment devices, in particular to a quick preservative wood drying device which comprises a drying tank body, a drying mechanism, a preservative wood separating and loading mechanism and a frame moving mechanism. Wherein the drying mechanism is mounted at the top of the drying tank main body, a drying part of the drying mechanism extends into the drying tank main body, and the anticorrosive wood separation loading mechanism comprises a hollow bearing frame arranged in the drying tank main body and a plurality of transverse plate clamping grooves formed in the inner wall of the hollow bearing frame. By arranging the hollowed-out loading frame, the partition transverse plates and the partition vertical plates, anti-corrosion wood can be placed in a layered and latticed mode, airflow dead angles and the like caused by excessive stacking of the anti-corrosion wood can be avoided, and therefore it is guaranteed that the anti-corrosion wood is evenly dried, the drying efficiency is improved, and meanwhile the frame body rotating mechanism, the airflow guiding mechanism and the like are arranged in a matched mode, so that the drying efficiency is improved. And the anti-corrosion wood and the loading frame can be rotated, drying airflow can be guided and the like, the drying airflow can be forcibly guided to penetrate through wood gaps, and it is guaranteed that the surface of the wood is evenly heated and the like.

Embodiments described herein relate to systems and methods of extracting liquid from empty barrels. In one aspect, a method includes heating a barrel with less than about 10 ml of free liquid disposed therein to expand pores in the barrel. The method further includes applying, after the heating, a negative pressure to an interior of a vessel in which the barrel is disposed, such that an amount of liquid is extracted from the barrel. The method includes collecting, after the applying, the amount of liquid within a collection container. In some embodiments, collecting the amount of liquid includes pumping the liquid through a tube that is disposed between an outer surface of the barrel and the collection container. In some embodiments, heating the barrel is via a heated blanket wrapped around the barrel. In some embodiments, heating the barrel is via placing the barrel in an oven.

Embodiments described herein relate to systems and methods of extracting liquid from empty barrels. In one aspect, a method includes heating a barrel with less than about 10 ml of free liquid disposed therein to expand pores in the barrel. The method further includes applying, after the heating, a negative pressure to an interior of a vessel in which the barrel is disposed, such that an amount of liquid is extracted from the barrel. The method includes collecting, after the applying, the amount of liquid within a collection container. In some embodiments, collecting the amount of liquid includes pumping the liquid through a tube that is disposed between an outer surface of the barrel and the collection container. In some embodiments, heating the barrel is via a heated blanket wrapped around the barrel. In some embodiments, heating the barrel is via placing the barrel in an oven.

A facility for processing CO2 from a high-output CO2 source includes at least one CO2 distribution system having a supply circuit comprising an inlet end connected to the high-output CO2 source for collecting and storing the CO2, and an outlet end; drying means for drying in a CO2 atmosphere, connected to the CO2 distribution system, and configured to process said CO2 thus distributed during a drying operation and comprising storage means connected on the one hand to the outlet end of the supply circuit and on the other hand to the drying means, said storage means being configured to temporarily store the CO2 from the high-output CO2 source for later processing of said CO2.

Embodiments described herein relate to systems and methods of extracting liquid from empty barrels. In one aspect, a method includes heating a barrel with less than about 10 ml of free liquid disposed therein to expand pores in the barrel. The method further includes applying, after the heating, a negative pressure to an interior of a vessel in which the barrel is disposed, such that an amount of liquid is extracted from the barrel. The method includes collecting, after the applying, the amount of liquid within a collection container. In some embodiments, collecting the amount of liquid includes pumping the liquid through a tube that is disposed between an outer surface of the barrel and the collection container. In some embodiments, heating the barrel is via a heated blanket wrapped around the barrel. In some embodiments, heating the barrel is via placing the barrel in an oven.

The invention relates to a treatment plant for treating CO2 from a high flow CO2 source (D100), comprising:-at least one CO2 distribution system (D1) having a supply circuit (D10) comprising an inlet end (D11) connected to the high flow CO2 source (D100) for collecting and storing CO2, and an outlet end (D12); -a CO2 atmosphere drying device (C1, C2) connected to the CO2 distribution system (D1) and configured to process the CO2 so distributed during a wood drying operation; and comprising storage means connected on the one hand to the outlet end (D12) of the supply circuit (D10) and on the other hand to the CO2 atmosphere drying means (C1, C2), the storage means (D5) being configured to temporarily store CO2 from the high flow CO2 source (D100) for subsequent processing of the CO2.

The efficient wood drying equipment with the sterilization function comprises a base and a microwave generator embedded in the inner wall of the base, a containing frame is fixedly arranged on the base, a linear driver is arranged on the base and located on the side edge of the containing frame, and the microwave generator is arranged on the inner wall of the containing frame. The linear driver is provided with a water removing device which is driven by the linear driver to stack the woods on the containing frame in order and wipe water on the outer surfaces of the woods. By means of the discharging device, efficient discharging after wood drying is achieved, a linear driver reversely moves to trigger a series of actions, the inclination angle of a second supporting rod is accurately controlled through meshing of a rack and a gear, the wood smoothly slides to a guide table under the gravity effect and is discharged, and the wood discharging device can adapt to wood of different lengths; space interference caused by the wood length is avoided, and the whole discharging process does not need manual carrying and is completed automatically.

Embodiments provide a unidirectional multi-path kiln with two or more chambers and generally parallel flow paths extending through the kiln, on opposite sides, from charge entry portals at a first end of the kiln to charge exit portals at a second end of the kiln. Moist heated air flowing from the second heated chamber is received in the first chamber and circulated around the lumber charges with one or more fans. The lumber charges proceed in the same direction on the flow paths through the heated second chamber, which may be an existing kiln. Charge exit portals at the distal end of the kiln and / or intermediate charge portals between the second chamber and a third chamber may be provided with insulating members configured to reduce airflow from the second chamber through the charge exit portals.

The present disclosure concerns a system for curing a wet coating of a coated substrate, the system comprising: a curing room having a curing room inlet and a curing room outlet, the curing room being configured to receive the coated substrate being introduced at the curing room inlet thereof along a first displacement axis, the system comprising a conveyor assembly for conveying the coated substrate through the curing room along a second displacement axis transverse to the first displacement axis, wherein the system further comprises a gas catalytic IR system, provided in the curing room, for producing an infrared radiation to partially cure the wet coating while the coated substrate is in the curing room. The disclosure concerns also a corresponding process.

The invention discloses wood drying equipment, and relates to the technical field of wood processing, the wood drying equipment comprises a base frame, a rail arranged on the upper surface of the base frame, a placing mechanism arranged on the upper surface of the base frame and a drying mechanism, the placing mechanism comprises fixing rods, placing plates distributed at equal intervals are fixedly connected to the surfaces of the fixing rods, and the fixing rods are distributed at the four corners of the placing plates; through holes which are evenly distributed are formed in the surfaces of the containing plates, and the lower surface of the containing plate located at the bottom is fixedly connected with a mounting plate. The multiple placing mechanisms are arranged behind the drying mechanism at intervals, a driving motor drives a transmission rod to rotate through a first chain wheel, the transmission rod drives a moving wheel to rotate, the moving wheel drives the placing mechanisms to move along a track, a matching wheel rotates in a matched mode when the placing mechanisms move, and the placing mechanisms are conveyed into the drying mechanism; and the wood is dried, and after drying is completed.

A method (M) of producing a pressed sheet (1) for electrical insulation comprises, in any order: a) mechanically compressing (M1) at least one pressed sheet precursor (2) suitable for electrical insulation, and b) emitting (M2) electromagnetic waves (EM) towards the pressed sheet precursor (2). The mechanical compression (M1) of the press plate precursor (2) comprises passing the press plate precursor (2) sequentially through a plurality of compression stations (S1, S2, S3), each compression station (S1, S2, S3) comprising at least one pair of rollers (3) which together compress the press plate precursor (2) as the press plate precursor passes through the gap between the respective pair of rollers (3), where the gaps of each station (S1, S2, S3) become smaller sequentially.

The invention belongs to the technical field of wind power blade dehumidification, and discloses a wind power blade balsa wood vacuum drying device and method.The wind power blade balsa wood vacuum drying device comprises a drying room, a vacuum bag, an air heater, a one-way valve and a vacuum pump, and the vacuum bag is arranged in the drying room and is configured to wrap balsa wood in a sealed mode; the air heater is arranged in the drying room and used for providing hot air into the vacuum bag; one end of the one-way valve is connected with the air heater, and the other end of the one-way valve is hermetically connected with the vacuum bag; the vacuum pump is arranged outside the drying room, connected with the end, away from the one-way valve, of the vacuum bag in a sealed mode and used for exhausting air in the vacuum bag so that a negative pressure state can be formed in the vacuum bag and exhausting air in the vacuum bag. The drying efficiency of water vapor in the balsa wood can be improved, the phenomenon that balsa wood is white due to air filaments is reduced, the processing cost is reduced, and energy consumption is reduced.

Embodiments described herein relate to systems and methods of extracting liquid from empty barrels. In one aspect, a method includes heating a barrel with less than about 10 ml of free liquid disposed therein to expand pores in the barrel. The method further includes applying, after the heating, a negative pressure to an interior of a vessel in which the barrel is disposed, such that an amount of liquid is extracted from the barrel. The method includes collecting, after the applying, the amount of liquid within a collection container. In some embodiments, collecting the amount of liquid includes pumping the liquid through a tube that is disposed between an outer surface of the barrel and the collection container. In some embodiments, heating the barrel is via a heated blanket wrapped around the barrel. In some embodiments, heating the barrel is via placing the barrel in an oven.

The present invention relates to a heating element for a wood drying device, and a wood drying device, comprising: a corrugated metal plate interposed between upper and lower stacked wood pieces and having alternating peaks and valleys; a heating cable which generates heat when power is applied; and a plurality of heat transfer pipes which are tightly bonded to the corrugated metal plate between the peaks and valleys of the corrugated metal plate to reinforce the strength of the corrugated metal plate, and into which the heating cable is sequentially inserted to transfer heat generated from the heating cable to the corrugated metal plate. The present invention is capable of uniformly transferring heat to the entire wood piece with a very simple structure, greatly improving the efficiency of heat transfer from the heating cable to the corrugated metal plate, greatly extending the service life of the heating element, and greatly improving the convenience of stacking wood pieces for drying wood.

A system for drying a wood product includes a vessel defining a chamber, a condenser for providing heat in the vessel, a compressor that directs pressurized fluid to the condenser, a dehumidifier that recovers thermal energy from the chamber, an energy storage tank that stores heat transfer fluid, an evaporator heat exchanger that transfers thermal energy from the heat transfer fluid to the condenser, a pump that directs the heat transfer fluid from the tank to the dehumidifier and the evaporator heat exchanger, and an oscillating heat pipe (OHP). The OHP has a first portion upstream of the dehumidifier relative to airflow for circulating about the wood product and configured to precool air passing through the first portion to the dehumidifier, and a second portion downstream of the dehumidifier relative to the airflow and configured to preheat air passing from the dehumidifier.

The present invention discloses a feeding system for an automatic veneer drying device, which includes a transition guide frame, a feeding unit, and a material supply unit; the transition guide frame includes a transition guide frame body, and a plurality of frame plates are provided on the transition guide frame body; the feeding unit includes a feeding unit frame body, a guide plate frame provided on the feeding unit frame body, an adsorption assembly, and an adsorption assembly position adjustment device; at both ends of the guide plate frame, there is a pair of longitudinal pressing rollers composed of two vertically arranged longitudinal pressing rollers with a gap of one veneer thickness; the end of the guide plate frame far from the transition guide frame is hinged to the feeding unit frame body, and the end of the guide plate frame far from the transition guide frame is hinged to the feeding unit frame body through a linear telescopic device; the material supply unit is arranged below the adsorption assembly. The feeding system of the present invention can adsorb soft and thin veneers and quickly and accurately feed them into each horizontal drying layer of the drying unit, featuring high drying efficiency.

An invention relates to thermal or thermomechanical processing of hygroscopic material to adjust the material properties. The invention concerns a modification arrangement for the hygroscopic material. The modification arrangement comprises a modification unit (202) and a fluid container (204) that is coupled with a control valve (205) to at least one fluid aperture (203). The modification arrangement is configured for heating the hygroscopic material in the modification unit (202) to extract water from it and, in response to opening of the control valve (205), leading fluid from the fluid container through said at least one fluid aperture (203) into the modification unit (202). The modification arrangement further comprises a treatment agent (207) added to the fluid so that the treatment agent (207) is absorbed into the hygroscopic material and modifies it. The treatment agent (207) includes at least one of the following ingredients: a preservative, a dye, a pigment, an aroma, an odour eliminator, a pesticide, an impregnation ingredient, or a fire retardant.

The application discloses a device for drying fast-growing wood by superheated steam, which comprises a steam generator, a drying bin, a conveying mechanism and a controller. A working space is formed in the drying bin. The drying bin is provided with an inlet and an outlet. A bin door is arranged at the inlet and the outlet. The inlet and the outlet are communicated with the working space, and the working space is used for accommodating fast-growing wood. The steam generator is arranged outside the drying bin. The steam generator and the working space are communicated through a connecting pipeline. The steam generator delivers superheated steam into the working space through the connecting pipeline. The controller is electrically connected with the steam generator and the conveying mechanism respectively. The controller is used for controlling the conveying mechanism to drive the fast-growing wood outside the drying bin into the working space, so that the superheated steam delivered by the steam generator can dry the fast-growing wood. In the technical scheme, the conveying mechanism is used to assist the staff to quickly complete the stacking of the fast-growing wood and the taking of the dried fast-growing wood, thereby effectively improving the production efficiency.

The present invention relates to an improved method for impregnating a porous material, such as wood, more specifically a method in which an active ingredient to be deposited within the porous material is dissolved in condensed carbon dioxide and impregnated in the material

An apparatus for toasting the inside surface of a barrel. The apparatus generally includes a base member and an arm member. The arm member includes a central support member and at least one radially disposed electric infrared heater configured to heat the inside surface of the barrel evenly, and an extending arm disposed at an upper-most end of the arm member such that in application, the inside surface of the barrel rests on the extending arm and not the heater. The arm member includes at least one heater reflector plate disposed between each of the at least one infrared heaters and the central support member. The at least one heater reflector plate requires having a smooth, reflective surface for increasing the intensity of heat emanating from the respective infrared heater.

A process for the thermal-chemical modification treatment of wood is described, in which such a modification is obtained through multiple chemical reactions of the substances comprising the wood structure generated by exposing the wood to temperatures at which the pyrolysis phenomenon begins, i.e., in the range of 180 °C-240 °C, in a vacuum autoclave-cell while always maintaining the internal pressure lower than the atmospheric pressure, in a range of values of 70-350 mBar of absolute pressure, consisting in the steps of pre-heating, actual heat treatment, and cooling of a wood mass.

A method for producing pressboard for electrical insulation, said method including, in any order:a) mechanically compressing at least one pressboard precursor suitable for electrical insulation, andb) emitting electromagnetic waves towards the pressboard precursor(s). The mechanical compression of the pressboard precursor includes sequentially passing the pressboard precursor through a plurality of compression stations, each compression station including at least one pair of rollers together compressing the pressboard precursor as it passes a gap between the respective pair or rollers, wherein the gap is smaller for each station in the sequence.

The invention concerns a method of drying of material, in particular timber, using warm air, where the drying process is divided into at least a first and a second subprocess (A, B), in series with each other, and the circulating flows (2) of the two subprocesses in the relevant drying chambers are conditioned to significantly different wet temperatures (TvA) and (TvB), respectively. In order to achieve a reduced energy input, the circulating air (2) in the first subprocess (A) is given a higher wet temperature (TvA) than the circulating air (2) in the second subprocess (B), and that heat in the circulating air (2) in the first subprocess (A) is recovered and transferred to the second subprocess (B).

Embodiments described herein relate to systems and methods of extracting liquid from empty barrels. In one aspect, a method includes heating a barrel with less than about 10 ml of free liquid disposed therein to expand pores in the barrel. The method further includes applying, after the heating, a negative pressure to an interior of a vessel in which the barrel is disposed, such that an amount of liquid is extracted from the barrel. The method includes collecting, after the applying, the amount of liquid within a collection container. In some embodiments, collecting the amount of liquid includes pumping the liquid through a tube that is disposed between an outer surface of the barrel and the collection container. In some embodiments, heating the barrel is via a heated blanket wrapped around the barrel. In some embodiments, heating the barrel is via placing the barrel in an oven.

Embodiments described herein relate to systems and methods of extracting liquid from empty barrels. In one aspect, a method includes heating a barrel with less than about 10 ml of free liquid disposed therein to expand pores in the barrel. The method further includes applying, after the heating, a negative pressure to an interior of a vessel in which the barrel is disposed, such that an amount of liquid is extracted from the barrel. The method includes collecting, after the applying, the amount of liquid within a collection container. In some embodiments, collecting the amount of liquid includes pumping the liquid through a tube that is disposed between an outer surface of the barrel and the collection container. In some embodiments, heating the barrel is via a heated blanket wrapped around the barrel. In some embodiments, heating the barrel is via placing the barrel in an oven.

The present invention relates to thermal or thermo-mechanical treatment of hygroscopic materials to adjust material properties. The present invention relates to an apparatus for modifying hygroscopic materials. The modification apparatus comprises a modification unit (202) and a fluid container (204) coupled to at least one fluid opening (203) via a control valve (205). The modification apparatus is configured to heat the hygroscopic material in the modification unit (202) to extract water from the hygroscopic material and to direct the fluid from the fluid container through the at least one fluid opening (203) into the modification unit (202) in response to opening of the control valve (205). The modification apparatus further comprises a treatment agent (207) that is added to the fluid, such that the treatment agent is absorbed into the hygroscopic material and modifies it. The treatment agent (207) comprises at least one of the following components: preservatives, dyes, pigments, fragrances, deodorants, insecticides, impregnation components, or flame retardants.

This invention relates to a process for the division of an individual input source log into discrete longitudinal lengths for subsequent processing. The process comprises receiving an individual input source log, dividing the input source log into one or a plurality of output log portions of a predetermined length, wherein at least a portion of said output log portions resultant from said division are of a substantially equal or substantially constant or consistent longitudinal length, and wherein said substantially equal or substantially constant or consistent longitudinal length output log portions are procured as a feed stream of log material for a subsequent processing step. This process provides for the processing of logs and subsequent assembly into an end product formed from a composite of sticks derived from said processed logs.

The present invention relates to a heating element for a wood drying device, and a wood drying device, comprising: a corrugated metal plate interposed between upper and lower stacked wood pieces and having alternating peaks and valleys; a heating cable which generates heat when power is applied; and a plurality of heat transfer pipes which are tightly bonded to the corrugated metal plate between the peaks and valleys of the corrugated metal plate to reinforce the strength of the corrugated metal plate, and into which the heating cable is sequentially inserted to transfer heat generated from the heating cable to the corrugated metal plate. The present invention is capable of uniformly transferring heat to the entire wood piece with a very simple structure, greatly improving the efficiency of heat transfer from the heating cable to the corrugated metal plate, greatly extending the service life of the heating element, and greatly improving the convenience of stacking wood pieces for drying wood.