Methane-tank

FIELD: agriculture and municipal economy.

SUBSTANCE: the is intended for use in municipal economy and in agriculture for a sequential phase-by-phase anaerobic fermentation of different solid non-graded and non-ground fermentable organic waste materials of cities and settlements, waste products of agricultural enterprises, agricultural farms, bungalows and households with production out of them of the high-quality decontaminated from a pathogenic microflora, helminths, their eggs and seeds of weeds, liquid mineralized organic fertilizers with a good share of humus and a combustible biogas used for the power purposes. The methane-tank contains a horizontal basin separated by internal alternately not reaching up to the top and the bottom of the basin cross partitions for the gas sections with the gas collectors and the liquid flowing through communicating chambers with draw-off taps, a loading and an unloading connecting pipes, heaters of fermentable mass and a gas pipeline of a gasholder linked to the gas collectors of gas sections. The basin has a built-in chain-scraper type loading-unloading elevator with a drive, which horizontally located one over another working branches with a perforated fence between them and around of them are inserted from the direction of a loading connecting pipe inside the basin below the level of the fermentable liquid organic mass set in the basin. The gas collector of the first gas section is connected with a gas pipeline of drawing the biogas off from the section into an injector interacting with a discharge pump pumping out of a fermentable mass of the chamber and boosting it back into the chamber through a connected with it injector and a disperser of the gas-liquid mixture formed in the injector. The technical result: improvement of the methane-tank design, provision of an efficient splitting of the solid fermentable organic substances of the waste products and the greatest output of the high-quality liquid mineralized saturated with humus organic fertilizers and a combustible biogas of high calorific value.

EFFECT: the invention ensures upgrade of the methane-tank design and the greatest output of the high-quality liquid mineralized saturated with humus organic fertilizers and a combustible biogas of high calorific value.

4 cl, 5 dwg

 

The invention is intended for use in municipal and rural farms for sequential phase anaerobic digestion of various solid unsorted and unground discharged organic waste in cities and towns, agricultural waste, rural estates and suburban areas with development of high-quality decontaminated from pathogenic microorganisms, worms, their eggs and weed seeds mineralized liquid organic fertilizer with high content of humus and combustible biogas for energy purposes.

Known digester /fermenter/ serial phase anaerobic digestion unground and nerazzhizhennye different fermentation of solid organic waste from the production of these liquid organic fertilizer and fuel biogas for energy purposes, the tank which is equipped with gotobaby.com and chain-scraper loading and unloading Elevator solid waste, which allowed us to conduct research on the identification of the pH gradient along the height of the tank and install the active area of bioconversion neizlechimoe when loading a whole pen of birds, including flight /journal of BIOTECHNOLOGY, 1989, T. 5 No. 2, str-224, 3 b/.

The disadvantage of this known digester is that the location of branches of chain-scraper, elevatorcontrol vertically on opposite sides of the tank and the bottom of the digester through the neutral zone digestion with pH 7.0 and through the lower zone of the fermentation with pH over 7.2, where there is no active participation splitting /gidroliznaya/ organic matter, microorganisms, and where the solid organic waste is left without their cleavage.

Also known digester installations for the production of liquid organic fertilizers and biogas from various crushed and liquefied organic waste municipal and agricultural farms, as the USSR № 1198026 containing insulated and heated horizontal cylindrical tank divided in a transverse alternating never make it to the top and bottom of the tank walls into the gas section gas and the flowing liquid chamber digestion, loading and unloading spouts with valves, heat exchanger, manholes cleaning chambers, the gas pipeline from the gas to the gas tank that provides a consistent phase anaerobic digestion of various diluted and crushed fermentation of organic waste.

The disadvantage of the above known as. the USSR № 1198026 digester is the unsuitability of its use for anaerobic digestion of solid unground and nerazzhizhennye organic waste.

However, in its technical essence and the achieved result digester in A.S. No. 1198026 is closest to the invention.

The present invention I have is the creation of such a digester, which would not contain the above disadvantages of the known and would provide a more efficient cleavage /hydrolization/ solid fermentation of organic waste substances without grinding in the acid phase digestion at pH less than 7.0 active symbiosis splitting /gidroliznaya/ microorganisms in the formulation of solid fermentation of organic waste the greatest number of high-quality liquid saline saturated humus organic fertilizer and fuel biogas high calorie content.

According to the invention the task is to create a new digester is achieved by the fact that the tank is built chain-scraper loading and unloading the Elevator with drive, horizontally positioned one above the other workers whose branches with a perforated barrier between them and around them introduced from the side of the loading branch pipe inside the tank is installed below the tank level fermented liquid organic matter, and to gazosbornik first gas partition attached to the gas suction of her gas injector communicating with the pump fermentation in the cell mass and discharge it back into the chamber through connected with him injector and residetial formed in the gas-liquid injector the mixture, while the tank digester is made of p is its shape in cross section is round, oval, square, rectangular or polygonal.

The task is achieved by the fact that the pipeline suction biogas from the first gas section is connected to the gas line to the gas tank through two separate pipelines, one of which is integrated pressure relief valve excess pressure of the biogas from the first gas partition in the gas line to the gas tank, and the second pipeline built pressure reducing valve supply gas pipeline to the gas tank in the first gas partition in the formation of vacuum in it, while the Elevator has a G-shaped and mark the location of the threshold flow of fluid from the system paged non-fermented solid waste discharge pipe G-shaped Elevator made above the level of fermentation in the tank organic mass.

Figure 1 shows a digester in section; figure 2 is a view of the digester in figure 1 above; figure 3 is a view along a-a in figure 1; figure 4 is a view of a fragment of chain-scraper Elevator from above; figure 6 is a view of a fragment of chain-scraper Elevator at 4 in the side.

Shown in the drawings, the digester is a tank 1, a horizontally running in the cross section of round, oval, square, rectangular or polygonal shape and made from various materials, including concrete, reinforced concrete, brick, stone and others, has come gazosbornik 2 and 3 on separate gas manifold sections, the gas line to the gas tank 4 with pressure reducing valves 5 and 6, attached to the pipeline 7 collecting biogas from the gas collector 2 first gas manifold section, the discharge pipe of the fermented mass 8 gate 9 level control fermentation in tank 1 mass, manholes 10 for removing sediment from cameras digestion. The tank 1 is attached to the pump 11, which interacts with the injector 12 that is connected by a pipe 13 to the feed gas-liquid mixture from the injector 12 is installed in the first chamber, residetial 14, while located in the first chamber inlet pipe 15 fermentation in the first chamber, the mass enters the pump 11 to provide preparation in the injector 12 gas-liquid mixture, mixing fermentation mass in the first chamber. To heat the fermentation tank 1 mass installed the heat sink 16, which is connected by pipes 17 with the heater, and to provide a release from a tank 1 liquid and gas installed valves 18 and 19, while the inner tank 1 turn without reaching its bottom and top walls 20 is divided into a flowing liquid chamber, the number and amounts are set depending on the volume of the tank 1, the composition and quantity of fermentable waste, technological mode of digestion and the expected quantity and quality of fermentation products. The tank 1 where the n of the supports 21 for installation in a design position, is outside of the insulating coating 22.

From the front, from the side of the loading branch pipe, the tank 1 has a neck 35 with a circular flanges, in which you have entered and to the flange which bolts 36 attached removable for adjustments and cleaning chain-scraper l-shaped in form, the Elevator 23 with the boot 24 and the discharge nozzles 25, and working over each other spaced and oppositely directed working the upper 26 and lower 27 branches rectifier /sieve, mesh/ fence between 28 and external around them, 29 and 40, the horizontal part is installed inside the tank 1 below the level of fermentable organic matter, forming its perforated enclosure separately designated area, which is the first phase of anaerobic digestion in acidic medium at pH less than 7.0 and through the perforated barrier in the fermentation tank 1 in the second phase organic mass in alkaline medium at pH over 7.2 flowing liquid products of decomposition /hydrolysis/ solid waste the first phase of fermentation, while non-fermented portion of solid waste and nabrasyvanie inorganic inclusions loaded in the socket 24 in the composition of unsorted solid waste is unloaded from the pipe 25 being partially drained drained back to the tank 1 fluid through the perforated on the reference surface 30. For reloading fermentation of solid wastes from the top 26 of the branches on the bottom 27 of the enclosure 28 is a window 31, which figure 1 shows the arc of the arrow.

Depending on the size and shape of the execution of the digester, the frequency of its load, the quantity and quality of solid waste and establish technical specifications mode sbrazhivanija actuator 32 branches 26 and 27 of the Elevator 23 can be performed with hand /arm, rudder/ or Electromechanical computer controlled operation key 33 and the side rails 34 of stars that define the situation of workers of the branches of the Elevator 23, consisting of a traction plate circuit 37 connected scrapers 38. For periodic monitoring, inspection and repair of the working chamber is made Luke 39. If the composition of solid waste, sand, soil, small stones, shells and other small neobrazovannyj mineral inclusions, which may be a perforated enclosure 29 working branches 26 and 27 to fall into the interior of the tank 1 with the formation on its bottom mineral sediment, bottom sheet of perforated fences 29 should be replaced on a continuous sheet 40 /3/, for which partial reduction of the level of liquid in the tank 1 it is necessary to disconnect the Elevator 23, remove it from the tank 1 and to replace the perforated sheet 29 solid.

Execution chain-scraper e is vatera 23 in rectangular form, as shown by the dotted line in figure 2, and allows the tank 1 digester to produce shape in cross section is round, oval, square, rectangular or polygonal, using different materials to identify the effectiveness and availability of the use of any production version of the digester, in the specific circumstances of its use.

The work proposed by the invention digester for the implementation of the method of successive phase anaerobic digestion unground, unsorted and nerazzhizhennye solid fermentation of organic waste, depending on the type, quality and moisture content, the need to develop from it the required quantity and quality of fuel biogas and liquid mineralized rich humus organic fertilizers, the need to ensure effective disinfection fermentation of solid waste from pathogenic microorganisms, worms, their eggs and weed seeds with other undesirable inclusions can be implemented in a wide range of sizes and performance of various forms of digesters of different materials, changing doses cyclical or continuous loading and fermentation temperatures from +10°To +60°that is assigned to the technological regulations specific use of digester selected the th capacity and forms of production.

Anaerobic digestion of solid unground, unsorted and nerazzhizhennye fermentation of various organic waste generated in agriculture and in household, industrial and home factories, farms, private homes and estates, cottages and garden plots, food and the like catering, canteens, restaurants, cafes, etc. in the proposed invention the digester is performed as follows.

In a pre-filled anaerobic fermentation of organic mass of the tank 1, which may be the excreta of animals and birds or fermentation mass from another operating digester, through the loading pipe 24 is installed in the working design position of the Elevator 23 is injected during rotation of the actuator 32 solid waste without some sort or training. The load may be a single day, multiple or continuous, which defines the technological regulations for each digester taking into account the above factors. Loading can be performed on both working branches 26 and 27 of the Elevator 23 and only one top 26, which leads to a two-day fermentation daily download of solid waste, whereas daily loading on both 26 and 27 branches of the Elevator 23 fermentation will be carried out only suck is with daily discharge non-fermented solid waste and neobrazovannyj mineral substances, available in a loaded solid waste. Appropriate digestion will be carried out with other methods of loading.

The above implementation of the invention digester makes full use of both liquid and gaseous fission products /hydrolysis/ solid organic waste of the first phase of digestion in acidic medium at pH less than 7.0 in the second phase of digestion in alkaline medium at pH over 7.2 that provides for the production of solid organic waste is the largest quantity and best quality of liquid saline saturated humus organic fertilizer and fuel biogas increased calories. When this is achieved the almost complete disintegration /hydrolysis/ organic matter loaded into the digester solid fermentation of organic waste.

A significant advantage offered by the invention of the digester is its ability to separate and be used in various downloadable solid waste fermentation of organic matter from neobrazovannyj and inorganic mineral inclusions in solid waste may be downloaded outside of the digester dehydrated. This advantage offered by the invention of the digester in the implementation of separation of solid waste in the process of digestion eliminates the need with which to parry the composition of solid waste prior to their digestion, as eliminates the need for sorting, grinding and thinning.

1. Digester for sequential phase anaerobic digestion of various solid unground and unsorted fermentation of organic waste from the production of these liquid mineralized from the humus organic fertilizer and fuel biogas containing a horizontal tank, separated alternately not reaching up to the top and bottom of the tank transverse partitions into the gas section gas and liquid flow communicating the chamber with drain cocks, loading and unloading pipes, heaters fermented mass and connected to the gas collector gas sections of the gas line to the gas tank, characterized in that the reservoir is built chain-scraper loading and unloading the Elevator with drive, horizontally positioned one above the other working branch with a perforated barrier between them and around them introduced from the side of the loading branch pipe inside the tank is installed below the tank level fermented liquid organic matter, and to gazosbornik first gas partition attached to the gas suction of her gas injector communicating with the pump fermentation in the cell mass and discharge it back into the camera, through the connection is hydrated with him injector and residetial formed in the injector of a gas-liquid mixture.

2. The digester according to claim 1, characterized in that the tank is made in form in cross section is round, oval, square, rectangular or polygonal.

3. The digester according to claim 1, characterized in that the gas collecting biogas from a first section connected to the gas line to the gas tank through two separate pipelines, one of which is integrated pressure relief valve excess pressure of the biogas from the first gas section of the gas pipeline to the gas tank, and the second pipeline built pressure reducing valve supply gas pipeline to the gas tank in the first gas partition in the formation of vacuum in it.

4. The digester according to claim 1, characterized in that the Elevator has a G-shaped and mark the location of the threshold flow of fluid from the system paged non-fermented solid waste discharge pipe G-shaped Elevator made above the level of fermentation in the tank of organic matter.



 

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FIELD: agriculture and municipal economy.

SUBSTANCE: the is intended for use in municipal economy and in agriculture for a sequential phase-by-phase anaerobic fermentation of different solid non-graded and non-ground fermentable organic waste materials of cities and settlements, waste products of agricultural enterprises, agricultural farms, bungalows and households with production out of them of the high-quality decontaminated from a pathogenic microflora, helminths, their eggs and seeds of weeds, liquid mineralized organic fertilizers with a good share of humus and a combustible biogas used for the power purposes. The methane-tank contains a horizontal basin separated by internal alternately not reaching up to the top and the bottom of the basin cross partitions for the gas sections with the gas collectors and the liquid flowing through communicating chambers with draw-off taps, a loading and an unloading connecting pipes, heaters of fermentable mass and a gas pipeline of a gasholder linked to the gas collectors of gas sections. The basin has a built-in chain-scraper type loading-unloading elevator with a drive, which horizontally located one over another working branches with a perforated fence between them and around of them are inserted from the direction of a loading connecting pipe inside the basin below the level of the fermentable liquid organic mass set in the basin. The gas collector of the first gas section is connected with a gas pipeline of drawing the biogas off from the section into an injector interacting with a discharge pump pumping out of a fermentable mass of the chamber and boosting it back into the chamber through a connected with it injector and a disperser of the gas-liquid mixture formed in the injector. The technical result: improvement of the methane-tank design, provision of an efficient splitting of the solid fermentable organic substances of the waste products and the greatest output of the high-quality liquid mineralized saturated with humus organic fertilizers and a combustible biogas of high calorific value.

EFFECT: the invention ensures upgrade of the methane-tank design and the greatest output of the high-quality liquid mineralized saturated with humus organic fertilizers and a combustible biogas of high calorific value.

4 cl, 5 dwg

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