Uglevyzhigatelnuyu furnace pechuga friend"
The invention relates to equipment in the chemical industry, in particular to a device for producing charcoal from wood or plant materials in Kuskovo. Uglevyzhigatelnuyu oven includes a metal cylindrical body, provided in the upper part of the hydraulic gate installed on the ground floor in the shape of a truncated cone placed in the zone of smaller diameter facing down, grate, and a removable lid, consisting of a membrane laid on the insulation, reinforced side element and mounted on the suspensions to the supports are rigidly connected with a side member to the outer surface of which is attached a ring element bottom edge within the hydraulic housing, with the base provided with an annular hydraulic gate to accommodate the lower part of the body, and in its Central part is made cavity bounded by a cylindrical surface passing in extending up the conical surface with an annular recess forming between the substrate and mounted on the bottom of the annular gap for venting steam and gas, and the portion of the bottom adjacent to the annular clearance made with holes. Immesely function removable camera and reduce heat loss during drying, pyrolysis of the raw material and calcining coal. 7 C.p. f-crystals, 9 Il. The invention relates to equipment in the chemical industry, in particular, to a device for producing charcoal from wood or plant materials in Kuskovo.Known uglevyzhigatelnuyu furnace, comprising a metal casing with a built-in, removable chamber, the upper part of which is included in sand shutter body (see patent RU 2091425, CL 10 In 53/02, 1997).A disadvantage of the known device is that you must install in the furnace housing removable camera, which increases the consumption of materials and labor in the manufacture of the furnace.An object of the invention is to increase the lifetime uglevyzhigatelnuyu furnace, comprising a metal housing that combines the function of a removable camera, as well as reducing heat loss during the drying, pyrolysis of the raw material and calcining coal.To solve the problem uglevyzhigatelnuyu oven to obtain coal from wood or plant materials in Kuskovo the form includes a metal cylindrical body, provided in the upper part of the hydraulic gate installed on the ground floor in the shape of a truncated to stoaway of membranes stacked on the insulation, enhanced side element and mounted on the suspensions to the supports are rigidly connected with a side member to the outer surface of which is attached a ring element bottom edge within the hydraulic housing, with the base provided with an annular hydraulic gate to accommodate the lower part of the body, and in its Central part is made cavity bounded by a cylindrical surface passing in extending up the conical surface with an annular recess forming between the substrate and mounted on the bottom of the annular gap for venting steam and gas, and the portion of the bottom adjacent to the annular gap, made with holes.The oven also has placed at the base of the channel for supplying air and channels for exhaust steam and gas.The hydraulic furnace body with its internal side is insulated.The insulation cover secured on top of additional floor.Furnace is equipped with a removable pipe for exhaust steam and gas, the lower end of which is installed in the hydraulic shutter.The furnace housing is provided with horizontal and vertical stiffeners.The furnace is also provided with nozzles placed at the top casinos planes.The invention is illustrated by drawings, where Fig.1 shows a section of the furnace and the flow pattern of the gas-vapor flows, Fig.2 - cylindrical part of the furnace of Fig.3 - removable lid of the furnace in the plan, Fig.4 - section a-a in Fig.3, in Fig.5 - node a in Fig.4, in Fig.6 is a plan of the bottom of the furnace, Fig.7 - section b-B in Fig.6, in Fig.8 is a plan of the base of the furnace of Fig.9 is a section along the ABS in Fig.8.Uglevyzhigatelnuyu oven to obtain coal from wood or plant materials in Kuskovo the form includes a metal cylindrical housing 1, a removable cover 2 and the metal bottom 3.In the upper part of the housing 1 is placed an annular seal 4, which is formed by the wall of the housing 1, an annular stiffening rib walls 5 made of channel, and the cylindrical part of the bolt 6.Hydraulic bolt 4 with the inner side of the body insulated. Insulation (brick, sheet or wire asbestos) is located in the gap (pocket) 7 formed by the wall of the housing 1 and the cylindrical shell 8, attached to the inner annular rib 9 of the housing 1.Removable cover 2 of the housing 1 is made in the form of a membrane 10, enhanced on-Board item 11.The space bounded by the membrane 10 and the side element 11 forming on) is on the suspension 14 to the supports 15, made in the form of a cross or radial beams, rigidly connected with a side item 11.To the outer surface of the side element attached to the ring element (skirt) 16 covers the lower part of which is included in the hydraulic shutter 4 of the housing 1.For the recharge zone of the combustion fuel to the bottom 3 of the housing 1 is made in the shape of a truncated cone, narrowed downward, i.e., the smaller diameter of the truncated cone facing down.In the area of the smaller diameter of the bottom set grate 17.In the wall 18 of the bottom formed by a conical surface, with holes 19, and the upper part of the wall at the level of larger diameter provided with a ring stiffeners 20.To compensate for thermal expansion of the ring stiffener 20 is installed in the gap 21 is formed between the annular ribs 22 and 23 of the casing wall, is placed in its lower area on the inner side, so that the bottom of the furnace can move freely both in vertical and in horizontal planes.The bottom of the housing is mounted on a base 24, provided with an annular hydraulic gate 25, which includes the lower part of the casing wall 1.In the Central part of the base is produced cavity bounded by a cylindrical overadvancing for supporting the bottom of the housing and the angle of its generatrix corresponds to the angle of inclination of the conical surface of the bottom. The cavity is bounded by a cylindrical surface 27, is located under the grate and is intended for supplying air to the combustion zone 28.On the conical surface of the cavity of the base at a height in excess of the combustion zone, is made annular recess forming between the substrate and the bottom annular gap 29, and the hole 19 is made in the part of the bottom wall, which is adjacent to the annular gap.To increase the strength of the cylindrical housing it is provided with horizontal ribs 5, 9, 22, 23, and vertical ribs 30.Uglevyzhigatelnuyu furnace equipped with supply air, exhaust steam and gas and nozzles 43 for water supply and inspection hatch 45.The supply air is made in the form of channel 31, is placed in the base and connected to the cavity 27 of the base and the pit 32. From the side of the sump channel 31 is set regulating valve 33, and the end of the channel is provided with a valve 34.Exhaust system steam and gas made in the form of channels 35, is placed in the base and communicating with the annular gap 29 and a removable pipe 36. The bottom of each removable pipe 36 is installed in the hydraulic bolt 37, which can be placed on the bottom of the furnace.
the covered lid with cutting trestle, which is served by the loader Golgotha, small or lump wood, as well as any lump of vegetable raw materials, not scattered during pyrolysis. The wood split on the overpass saws or chainsaws.After ignition uglevyzhigatelnuyu furnace, when the flue gases will have quite a high temperature, are removable exhaust pipe and closes the lid of the furnace.Flue gases from the combustion zone 28 upward (upward flow 38) and cooling down due to the heating of the raw material, the evaporation of moisture and the elements of the furnace (downward flow 39), enriched with water vapor and products of pyrolysis (steam and gas), down closer to the sides of the case fall within the annulus 29 and through the channels 35 and pipe 36 are released into the atmosphere.Traction is provided by the location of the combustion zone below the level of the exhaust steam and gas from the furnace, adjustable height removable pipe 36 and control valve 33.Part of the flue gases, become flammable due to the products of pyrolysis and calcination coal (steam and gas) are sucked into the (ejected) in the combustion zone, which saves raw materials consumed as fuel.After reaching the temperature at the exit of steam and gas above the temperature of decomposition of the raw materials (according to the testimony of termopane to the temperature at the exit of steam and gas 100-120C. Submission of finely sprayed water accelerates the cooling of the coal and the furnace and simultaneously prevents the formation of explosive mixtures because of the possibility of air leaks during cooling of coal and furnace. Then removed the pipe 36, the hydraulic shutter 37 is closed by a cover 41. The furnace is placed on the cooling of the coal to a temperature of 40C.After complete cooling of the furnace opens the lid, and, having ascertained that the coal is completely cooled, it is unloaded by turning the furnace above the floor with pins 44 for holding and packing of coal.Option unload coal from the furnace pneumatically through the access hatch 42. Ash is removed from the cavity 27. Next, the furnace is loaded and the cycle repeats.The coal then is loaded into paper or plastic bags and stored under cover.The use of the invention will increase the time of operation of the furnace by performing the mating structural members to avoid their deformation under alternating temperature loads by free expansion or contraction, which are controlled by a hydraulic gate, performing a cover in the form of a membrane, suspended to a pole, the location of the bottom of the annular groove is="text-align:center; margin-top:2mm;">Claims1. Uglevyzhigatelnuyu oven to obtain coal from wood or plant materials in Kuskovo, characterized in that includes a metal cylindrical body, provided in the upper part of the hydraulic gate installed on the ground floor in the shape of a truncated cone placed in the zone of smaller diameter facing down, grate, and a removable lid, consisting of a membrane laid on the insulation, reinforced side element and mounted on the suspensions to the supports rigidly connected with a side member to the outer surface of which is attached to the annular element, the lower edge within the hydraulic housing, when this base is equipped with an annular hydraulic gate to accommodate the lower part of the body, and in its Central part is made cavity bounded by a cylindrical surface passing in extending up the conical surface with an annular recess forming between the substrate and mounted on the bottom of the annular gap for venting steam and gas, and the portion of the bottom adjacent to the annular clearance made with holes.2. Oven under item 1, characterized in that it is the yubom of PP.1 and 2, characterized in that the hydraulic housing with its internal side is insulated.4. Furnace according to any one of paragraphs.1 or 3, characterized in that the insulation cover secured on top of additional floor.5. Furnace according to any one of paragraphs.1-4, characterized in that it is provided with a detachable pipe for exhaust steam and gas, the lower end of which is installed in the hydraulic shutter.6. Furnace according to any one of paragraphs.1-5, characterized in that the body is equipped with horizontal and vertical stiffeners.7. Furnace according to any one of paragraphs.1-6, characterized in that it is provided with nozzles placed at the top of the metal housing.8. Furnace according to any one of paragraphs.1-7, characterized in that the bottom is made with the possibility of movement in the horizontal and vertical planes.
FIELD: wood-chemical production.
SUBSTANCE: the invention is pertaining to the field of resin industry, in particular, to wood-chemical production and also intended for production of charcoal and for complex utilization of wood wastes. The charcoal kiln contains a heat-insulated chamber of pyrolysis and drying used for installation of containers with firewood, a fire box, a scatter, a pipeline with an air blower and a cooler. At that the drying chamber is supplied with a heater and it is stand-alone unit. The scatter represents vertically placed perforated headers fixed in the lower part of the container communicating with a gas duct of the fire-box through a compactor. The fire box is made in the form of in series connected a gas generator and a combustion chamber. The pipeline is supplied with a heat insulation. The cooler is made in the form of a jacket-tubular heat-exchanger, the inter-pipe space of which is connected with the heater of the stand-alone drying chamber and the air blower is located behind the cooler. The invention allows to improve the operational characteristics of the charcoal kiln at production of the high quality charcoal.
EFFECT: the invention ensures improved the charcoal kiln operational characteristics at production of the high quality charcoal.
FIELD: chemical mechanical engineering; reactors for fast pyrolysis of wood and peat.
SUBSTANCE: proposed reactor has pyrolizer equipped with rotor made in form of hollow cylinder with blades rigidly secured on its lateral surface and located at equal distance relative to one another for smooth heating of its lateral surface; reactor is also provided with loading bin. Pyrolizer is provided with turbine mounted under rotor; turbine has several blades rigidly secured on its shaft. Turbine shaft and hollow cylinder of rotor are rigidly interconnected. Loading bin is engageable with hollow cylinder. Pyrolizer is made in form of truncated cone whose larger base is directed upward; it is mounted in housing for rotation about its axis. Rotor is located in upper part of pyrolizer coaxially relative to it for rotation around its axis in direction opposite to direction of rotation of pyrolizer at rate equal to rate of pyrolizer. Blades of rotor and turbine are made in form of right-angled trapeziums whose large bases are directed upward.
EFFECT: high yield of vapor-and-gas product.
2 cl, 1 dwg
FIELD: environmental protection.
SUBSTANCE: device comprises furnace, heating chamber, plate, vertical removable retort tightly mounted on the plate for permitting pyrolytic gases to be discharged in the bottom section of the retort, and gas duct for supplying gases to the furnace. The plate is made of heat-resistant material and has opening that receives unmovable device for discharging pyrolytic gases to the gas duct. The plate is provided with gate valve made of a heat-resistant loose material . The retort is tightly mounted on the valve gate. The device for discharging the pyrolytic gases is made of a section or two sections of a pipe. The plate is made of a heat-resistant steel.
EFFECT: improved environmental protection.
2 cl, 2 dwg
FIELD: petroleum processing.
SUBSTANCE: hydrocarbon stock processing that can be used in production of activated carbon comprises preliminary thermal treatment thereof using gaseous heat carrier followed by processing at 200-900°C in reactor under reductive gas atmosphere in presence of saturated steam supply, cooling, and discharging activated carbon. Reductive gas is generated by combusting hydrocarbon fuel with air consumption ratio below 1.0 and then mixed with thermochemical processing gases in proportion 1:(0.1-10). In order to control temperature conditions, reductive gas is fed to at least three reaction zones and, prior to be fed to each individual reaction zone, reductive gas is preliminarily mixed in proportion ensuring specified temperature conditions in different zones, whereas process is carried out according to known temperature regimes in production of products with specified parameters.
EFFECT: expanded process possibilities due to enabled temperature conditions control, increased accuracy in achieving specified parameters of product, and reduced power consumption.
2 cl, 1 dwg, 2 ex
FIELD: chemical industry; medicine; woodworking industry; methods and devices used for production of the charcoal.
SUBSTANCE: the invention is pertaining to the wood pyrolysis in the retorts. The invention provides for, that on the charging platform the retorts are loaded with the raw, for example, the raw wood. Then the first retort is placed in the chamber with the minimum heating temperature of 200°С and kept there till the complete removal of the water. At the following stage the first retort is moved in the chamber with the heating temperature up to 400°С, and on its place the second retort is located. At the second stage the separation of the wood gas, resins, acids and alcohol is exercised. In the second half of the second stage the first retort is placed back into the chamber with the heating temperature of 200°С, and the second retort is placed in the chamber with the heating temperature of up to 400°С. Then the first retort is relocated into the chamber with the heating temperature of up to 550°С. At that they exercise separation of the mixture of the gases and the solid fractions of the product, the second retort is placed in the chamber with the heating temperature up to 400°С, and the third retort - in the chamber with the heating temperature of 200°С. Upon termination of the process the first retort is placed on the site for cooling. The rest retorts are relocated according to the above mentioned scheme. After cooling the first retort is placed on the turnover device, where the retort contents moved to the receiving hopper. The invention allows to improve the quality and to increase output of the charcoal.
EFFECT: the invention ensures the improved quality and increased output of the charcoal.
2 cl, 2 dwg
SUBSTANCE: invention refers to construction of power stations operated from carbonaceous refuse, and can be used for construction of lower-power power stations using plant refuse as fuel (wood chips of dry and sick trees, milled root crops, canes, branches, grapevine, wood processing refuse). Biopower station contains pyrolysis plant and gas-operated power facility, equipped with moisture separator and gasholder. Pyrolysis plant comprises inclined gasproof thermal enclosure with in-built angularly 45-50° hermetically sealed ribbed pipe retorts connected to vertical hermetically sealed loading and unloading box-type feeders. Upper part of retorts is attached to gas pipelines connected through moisture separator and gasholder with power facility. Exhaust pass of power facility is connected with thermal enclosure in its bottom section. Biopower station is additionally equipped with starting combustor and recovery boiler.
EFFECT: development of nonwaste technology of thermal refuse utilisation.
SUBSTANCE: declared group of inventions concerns method of wood biomass treatment in the form of combustive chips with receiving of bio-oils and wood coal, including drying, pyrolysis of wood biomass, wood coal tempering, selection of bio-oils from gas-vapor pyrolysis and coal in a one module, withdrawal of forming gas-vapor mixture of pyrolysis volatile products, at that formed pyrolysis gas-vapor with minimal temperature is withdrawaled from the area of active thermal decomposition with selection of bio-oils and directed to combustion chamber simultaneously to fed air, which is necessary for burning of deresined gas-vapor, at that fuel gases, formed during burning of deresined gas-vapor, at first dispose its heat for wood coal tempering, process of raw materials pyrolysis and then is directed for blending and forming of raw drying heat carrier, and also to the drying- retort module for wood biomass treatment in the form of combustive chips with receiving of bio-oils and wood coal, containing vertically installed body, divided by overclampings for drying chamber, chamber of wood biomass pyrolysis, mounted in top and bottom parts of facility body for charging of raw materials and discharge of coal, combustion chamber, unit of bio-oils selection and the first gaseous circuit in the form of gas flue with gas blower for feeding of gas-vapours pyrolysis chamber of wood biomass and coal tempering into combustion chamber, located in pyrolysis area of wood biomass and coal tempering, at that module is additionally outfitted by blending chamber for forming of drying heat carrier, connected through the gaseous circuit to combustion chamber, and the second gaseous circuit in the form of gas flue with regulating cap for feeding of smoke fumes from combustion chamber to the bottom part of drying area of wood biomass.
EFFECT: usage of mentioned above inventions provides increasing of utilisation level of wood refuses with receiving of bio-fuel with high energy density, increasing of method dedicated throughput and module and providing of ecology at the expense of toxic discharges into environmental absence.
4 cl, 5 dwg
FIELD: heating systems, drying.
SUBSTANCE: invention can be used when utilising industrial wood residue. Dried raw material is put into pyrolysis chamber 1. Into drying chamber 2 live wood is put. Industrial wood residue supplied to silo 26 is fed to gas-generating furnace 5 with screw feeder 14. Gases generated in gas-generating furnace 5 are supplied via gas duct to pyrolysis chamber 1. At wood warming-up stage there supplied is generator gas, with the help of gas blower 4, from pyrolysis chamber 1 through outlet branch pipe 27 and condenser 3 to burner device 7, where it is burning. Flue gases appearing during generator gas burning provide for an additional heating of raw material through pyrolysis chamber 1 wall. After that flue gases are supplied to drying chamber 2 through outlet branch pipe 31 of combustion chamber 6.
EFFECT: improving process efficiency and reducing operating costs.
SUBSTANCE: furnace for wood waste pyrolysis includes burner, retort, heat supply and furnace gas outlet pipes. The retort is enameled from inside.
EFFECT: reduced heat exchange of retort with environment, accelerated pyrolysis process, improved performance of wood carbonisation furnace.
SUBSTANCE: invention can be applied in thermal decomposition of solid waste. Waste is fed to pyrolysis chamber volume by auger 10. Heating of carbon-containing waste is implemented by contact of solid waste to heating pipe 4 surface. Pyrolytic gas is discharged through pipe 13, and hot solid waste is poured from pipe 12 to lower part of discharge device 8 to cooling chamber 14 where it begins to cool down. When a certain solid waste level in discharge device 8 is achieved, level sensor signal activates star valve 15 of upper gate unit. As solid remainders discharged to cooling chamber 14 cool down, thermal sensor 25 generates signal for activation of star valve 16 of lower gate unit.
EFFECT: enhanced operational efficiency of pyrolysis chamber.
2 cl, 3 dwg