CN201952430U - Biogas fermentation temperature control system - Google Patents

Biogas fermentation temperature control system Download PDF

Info

Publication number
CN201952430U
CN201952430U CN 201020661847 CN201020661847U CN201952430U CN 201952430 U CN201952430 U CN 201952430U CN 201020661847 CN201020661847 CN 201020661847 CN 201020661847 U CN201020661847 U CN 201020661847U CN 201952430 U CN201952430 U CN 201952430U
Authority
CN
China
Prior art keywords
fermentor tank
circuit
controller
biogas fermentation
burning
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN 201020661847
Other languages
Chinese (zh)
Inventor
李靖科
姚科
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shaanxi Yatai Electric Appliance Co Ltd
Original Assignee
Shaanxi Yatai Electric Appliance Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shaanxi Yatai Electric Appliance Co Ltd filed Critical Shaanxi Yatai Electric Appliance Co Ltd
Priority to CN 201020661847 priority Critical patent/CN201952430U/en
Application granted granted Critical
Publication of CN201952430U publication Critical patent/CN201952430U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Classifications

    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M41/00—Means for regulation, monitoring, measurement or control, e.g. flow regulation
    • C12M41/12—Means for regulation, monitoring, measurement or control, e.g. flow regulation of temperature
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M41/00—Means for regulation, monitoring, measurement or control, e.g. flow regulation
    • C12M41/40—Means for regulation, monitoring, measurement or control, e.g. flow regulation of pressure

Landscapes

  • Chemical & Material Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Health & Medical Sciences (AREA)
  • Zoology (AREA)
  • General Health & Medical Sciences (AREA)
  • Microbiology (AREA)
  • Biochemistry (AREA)
  • Biotechnology (AREA)
  • General Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Genetics & Genomics (AREA)
  • Sustainable Development (AREA)
  • Analytical Chemistry (AREA)
  • Apparatus Associated With Microorganisms And Enzymes (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)

Abstract

The utility model discloses a biogas fermentation temperature control system comprising an air taking pipeline led out from a fermentation tank, a burning control chamber communicated with the air taking pipeline, and a heat radiation chimney communicated with the burning control chamber, wherein the heat radiation chimney penetrates through the side wall of the fermentation tank, goes into the fermentation tank and extends to outside the fermentation tank from the bottom of the fermentation tank; the burning control chamber is provided with a burning control system; the burning control system comprises a controller and a power supply circuit, wherein the input end of the controller is connected with a pressure sensor, a temperature sensor and a keyboard circuit; the output end of the controller is connected with a gas solenoid valve, a display circuit and a high-pressure ignition circuit; both the pressure sensor and the temperature sensor are arranged on the inner wall of the fermentation tank; the gas solenoid valve is connected in the air taking pipeline; and the high-pressure ignition circuit consists of a triode and a high-voltage transformer. The biogas fermentation temperature control system is simple in structure, novel and reasonable in design and high in work reliability, improves the gas production rate by improving the temperature inside the fermentation tank, has low cost and good using effects and is convenient to popularization and application.

Description

The biogas fermentation temperature controlling system
Technical field
The utility model belongs to the automatic control technology field, especially relates to a kind of biogas fermentation temperature controlling system that is applied to the control of production and use of marsh gas fermentor tank auto thermal compensation.
Background technology
Biogas be organic substance in anaerobic environment, under the condition of certain temperature, humidity, potential of hydrogen, by the microbial fermentation effect, a kind of inflammable gas of generation.Usually, during biogas fermentation, the temperature condition of methane-generating pit is divided into: 1. normal temperature fermentation (being also referred to as low temperature fermentation) is 10 ℃～30 ℃, and under this temperature condition, factor of created gase can be 0.15～0.3m 3/ m3d.2. mesophilic digestion is 30 ℃～45 ℃, and under this temperature condition, the pond holds factor of created gase and can reach about 1m3/m3d.3. thermophilic fermentation is 45 ℃～60 ℃, and under this temperature condition, the pond holds factor of created gase and can reach about 2～2.5m3/m3d.The most economical temperature condition of biogas fermentation is 35 ℃, i.e. mesophilic digestion.
Most of now construction methane-generating pit all will be considered its output and consumption rate, so all fairly simple, gas producing efficiency is not high, and especially gas producing efficiency is very low when winter, studies carefully its major cause, or temperature is too low, does not reach fermentation condition.
The utility model content
Technical problem to be solved in the utility model is at above-mentioned deficiency of the prior art, a kind of biogas fermentation temperature controlling system is provided, it is simple in structure, rationally novel in design, the working reliability height is by improving the temperature in the fermentor tank, improved factor of created gase, cost is low, and result of use is good, is convenient to promote the use of.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of biogas fermentation temperature controlling system, it is characterized in that: comprise from fermentor tank draw get feed channel, with get burning watch-keeping cubicle that feed channel is connected and the heat radiation chimney that is connected with the burning watch-keeping cubicle, described heat radiation chimney pass fermentor tank sidewall, penetrate in the fermentor tank and extend to outside the fermentor tank from the bottom of fermentor tank, described burning watch-keeping cubicle is provided with and is used to control the combustion control system of biogas in burning watch-keeping cubicle internal combustion; Described combustion control system comprises controller and the power source circuit of powering to system, the pressure transmitter that the input termination of described controller detects the fermentor tank internal pressure, temperature sensor that temperature in the fermentor tank is detected and the keyboard circuit that system parameter is provided with, described controller receives the pressure signal that pressure transmitter detected, the system parameter signal that temperature signal that temperature sensor detected and keyboard circuit are imported is also handled back output control signal corresponding by analysis and is given the gas electromagnetic valve that is connected on its output terminal, display circuit and high-tension ignition circuit, described pressure transmitter and temperature sensor all are arranged on the inwall of fermentor tank, described gas electromagnetic valve is connected on to get in the feed channel and to the opening and closing of getting feed channel and controls, and described high-tension ignition circuit constitutes by the triode that joins with controller with the high-tension transformer that is used to produce high pressure and light biogas that triode joins.
Above-mentioned biogas fermentation temperature controlling system is characterized in that: described controller is a micro-chip.
Above-mentioned biogas fermentation temperature controlling system is characterized in that: described micro-chip is chip PIC24F16KA102.
Above-mentioned biogas fermentation temperature controlling system is characterized in that: described pressure transmitter is metal resistance strain gauge transmitter BEF2000.
Above-mentioned biogas fermentation temperature controlling system is characterized in that: described temperature sensor is hot resistance Cu100.
Above-mentioned biogas fermentation temperature controlling system is characterized in that: described display circuit is charactron display circuit or liquid crystal display circuit.
Above-mentioned biogas fermentation temperature controlling system is characterized in that: described heat radiation chimney is the screw type pipeline structure.
The utility model compared with prior art has the following advantages:
1, the utility model is got feed channel, is provided with and gets burning watch-keeping cubicle that feed channel is connected and the heat radiation chimney that is connected with the burning watch-keeping cubicle by drawing on fermentor tank, and by the designed combustion Controlling System, realized keeping the function of temperature-stable in the fermentor tank, formed a kind of feedback system of automatic attemperation, simple in structure and novel in design reasonable.
2, the utility model employing chip PIC24F16KA102 is a controller, makes entire system low in energy consumption, and freedom from jamming is good, the reliability height.
3, heat radiation chimney of the present utility model adopts the screw type pipeline structure, has increased area of dissipation, to be convenient to reach fermentor tank fast temperature required, fuel economy and can improve factor of created gase.
5, low cost of manufacture of the present utility model by improving the temperature in the fermentor tank, has improved factor of created gase, and result of use is good, is convenient to promote the use of.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is a circuit block diagram of the present utility model.
Description of reference numerals:
The 1-fermentor tank; 2-gets feed channel; The 3-watch-keeping cubicle of burning;
The 4-chimney that dispels the heat; The 5-combustion control system; The 5-1-controller;
The 5-2-power source circuit; The 5-3-pressure transmitter; The 5-4-temperature sensor;
The 5-5-keyboard circuit; The 5-6-gas electromagnetic valve; The 5-7-display circuit;
5-8-high-tension ignition circuit; The 5-81-triode; The 5-82-high-tension transformer.
Embodiment
As depicted in figs. 1 and 2, the utility model comprise from fermentor tank 1 draw get feed channel 2, with get burning watch-keeping cubicle 3 that feed channel 2 is connected and the heat radiation chimney 4 that is connected with burning watch-keeping cubicle 3, described heat radiation chimney 4 pass fermentor tank 1 sidewall, penetrate in the fermentor tank 1 and extend to outside the fermentor tank 1 from the bottom of fermentor tank 1, described burning watch-keeping cubicle 3 is provided with and is used to control the combustion control system 5 of biogas in burning watch-keeping cubicle 3 internal combustion; Described combustion control system 5 comprises controller 5-1 and the power source circuit 5-2 that powers to system, the pressure transmitter 5-3 that the input termination of described controller 5-1 detects fermentor tank 1 internal pressure, temperature sensor 5-4 that temperature in the fermentor tank 1 is detected and the keyboard circuit 5-5 that system parameter is provided with, described controller 5-1 receives the pressure signal that pressure transmitter 5-3 is detected, the system parameter signal that temperature signal that temperature sensor 5-4 is detected and keyboard circuit 5-5 are imported is also handled back output control signal corresponding by analysis and is given the gas electromagnetic valve 5-6 that is connected on its output terminal, display circuit 5-7 and high-tension ignition circuit 5-8, described pressure transmitter 5-3 and temperature sensor 5-4 all are arranged on the inwall of fermentor tank 1, described gas electromagnetic valve 5-6 is connected on to get in the feed channel 2 and to the opening and closing of getting feed channel 2 and controls, and described high-tension ignition circuit 5-8 constitutes by the triode 5-81 that joins with controller 5-1 with the high-tension transformer 5-82 that is used to produce high pressure and light biogas that triode 5-11 joins.
As depicted in figs. 1 and 2, in the present embodiment, described controller 5-1 is a micro-chip.Described micro-chip is chip PIC24F16KA102, and its outstanding characteristics are that volume is little, and are low in energy consumption, reduced instruction set computer, freedom from jamming is good, the reliability height, stronger analog interface is arranged, the code good confidentiality, most of chip has the chip of its compatible FLASH program store.Described pressure transmitter 5-3 is metal resistance strain gauge transmitter BEF2000, it have volume little, be convenient to install, advantage such as cheap.Described temperature sensor 5-4 is hot resistance Cu100, and it has cheap and satisfies system requirements.Described display circuit 5-7 is charactron display circuit or liquid crystal display circuit, is used to show the pressure and temperature in the fermentor tank 1.Described heat radiation chimney 4 is the screw type pipeline structure, has increased area of dissipation.
Principle of work of the present utility model and working process are: when winter temperature is low, 1 li reaction of fermentor tank is very slow, insufficient pressure, detect fermentor tank 1 internal pressure by pressure transmitter 5-3, and system parameter is set by keyboard circuit 5-5, threshold values, controlled temperature time, control pressure time etc. for example are set; When pressure during less than threshold values, controller 5-1 opens gas electromagnetic valve 5-6, combustion gas enters burning watch-keeping cubicle 3, light biogas by high-tension ignition circuit 5-8 again, heat for fermentor tank 1 by heat radiation chimney 4, temperature sensor 5-4 detects temperature in the fermentor tank 1 in real time, and controller 5-1 constantly gathers temperature in the fermentor tank 1, stop heating when equitemperature reaches optimal temperature, so just formed a kind of self-centered state.In the entire work process, force value and temperature value in the fermentor tank 1 will be presented on the display circuit 5-7 in real time.
In sum, working reliability height of the present utility model by improving the temperature in the fermentor tank, has improved factor of created gase, and cost is low, and result of use is good, is convenient to promote the use of.
The above; it only is preferred embodiment of the present utility model; be not that the utility model is imposed any restrictions; everyly any simple modification that above embodiment did, change and equivalent structure are changed, all still belong in the protection domain of technical solutions of the utility model according to the utility model technical spirit.

Claims (7)

1. biogas fermentation temperature controlling system, it is characterized in that: comprise from fermentor tank (1) draw get feed channel (2), with get burning watch-keeping cubicle (3) that feed channel (2) is connected and the heat radiation chimney (4) that is connected with burning watch-keeping cubicle (3), described heat radiation chimney (4) pass fermentor tank (1) sidewall, penetrate in the fermentor tank (1) and extend to outside the fermentor tank (1) from the bottom of fermentor tank (1), described burning watch-keeping cubicle (3) is provided with and is used to control the combustion control system (5) of biogas in burning watch-keeping cubicle (3) internal combustion; Described combustion control system (5) comprises controller (5-1) and the power source circuit (5-2) of powering to system, the pressure transmitter (5-3) that the input termination of described controller (5-1) detects fermentor tank (1) internal pressure, temperature sensor (5-4) that the interior temperature of fermentor tank (1) is detected and the keyboard circuit (5-5) that system parameter is provided with, described controller (5-1) receives the pressure signal that pressure transmitter (5-3) is detected, the system parameter signal that temperature signal that temperature sensor (5-4) is detected and keyboard circuit (5-5) are imported is also handled back output control signal corresponding by analysis and is given the gas electromagnetic valve (5-6) that is connected on its output terminal, display circuit (5-7) and high-tension ignition circuit (5-8), described pressure transmitter (5-3) and temperature sensor (5-4) all are arranged on the inwall of fermentor tank (1), described gas electromagnetic valve (5-6) is connected on to get in the feed channel (2) and to the opening and closing of getting feed channel (2) and controls, and described high-tension ignition circuit (5-8) constitutes by the triode (5-81) that joins with controller (5-1) with the high-tension transformer (5-82) that is used to produce high pressure and light biogas that triode (5-11) joins.
2. according to the described biogas fermentation temperature controlling system of claim 1, it is characterized in that: described controller (5-1) is a micro-chip.
3. according to the described biogas fermentation temperature controlling system of claim 2, it is characterized in that: described micro-chip is chip PIC24F16KA102.
4. according to the described biogas fermentation temperature controlling system of claim 1, it is characterized in that: described pressure transmitter (5-3) is metal resistance strain gauge transmitter BEF2000.
5. according to the described biogas fermentation temperature controlling system of claim 1, it is characterized in that: described temperature sensor (5-4) is hot resistance Cu100.
6. according to the described biogas fermentation temperature controlling system of claim 1, it is characterized in that: described display circuit (5-7) is charactron display circuit or liquid crystal display circuit.
7. according to the described biogas fermentation temperature controlling system of claim 1, it is characterized in that: described heat radiation chimney (4) is the screw type pipeline structure.
CN 201020661847 2010-12-15 2010-12-15 Biogas fermentation temperature control system Expired - Fee Related CN201952430U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201020661847 CN201952430U (en) 2010-12-15 2010-12-15 Biogas fermentation temperature control system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201020661847 CN201952430U (en) 2010-12-15 2010-12-15 Biogas fermentation temperature control system

Publications (1)

Publication Number Publication Date
CN201952430U true CN201952430U (en) 2011-08-31

Family

ID=44496551

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201020661847 Expired - Fee Related CN201952430U (en) 2010-12-15 2010-12-15 Biogas fermentation temperature control system

Country Status (1)

Country Link
CN (1) CN201952430U (en)

Similar Documents

Publication Publication Date Title
Qu et al. Effect of different aerobic hydrolysis time on the anaerobic digestion characteristics and energy consumption analysis
CN201567328U (en) Automatic temperature control biogas experimental device
Perera et al. Fermentative biohydrogen production II: Net energy gain from organic wastes
CN204661724U (en) Stalk based on steam explosion pretreated straw produces bionethanation system
CN102559485A (en) Methane fermentation temperature control system
CN201272808Y (en) Solar biogas tank apparatus
CN105176806A (en) Fermenting mixing tank for resourceful utilization of methane
CN201952430U (en) Biogas fermentation temperature control system
CN201695028U (en) Inner-container-type external circulating solar biogas digester
CN101693869A (en) Wind-solar complementary anaerobic fermentation temperature increase heat-insulation device and method thereof
CN104911218A (en) Method for increasing kitchen waste high solid-state fermentation produced biogas
Xiang et al. Enhancement on photobiological hydrogen production from corn stalk via reducing hydrogen pressure in bioreactors by way of phased decompression schemes
CN216606586U (en) Intermediate-temperature aerobic bioreactor applied to refuse landfill
CN202560497U (en) Environment-friendly utilization system of biogas energy of pig farm
CN206089697U (en) Marsh gas monitoring and control system
CN204369900U (en) A kind of electric field-enhanced producing methane through anaerobic fermentation device
CN204939488U (en) A kind of Methane Resources treatment system
CN203393159U (en) Multistage combined shallow tray fermentation incubator
CN203700350U (en) Simple anaerobic fermentation device for laboratory
CN203320024U (en) Solar biogas pre-heating device
CN201362710Y (en) Methane generator
CN204661712U (en) Stalk based on steam explosion and hydrolysis combined pretreated straw produces bionethanation system
CN204661717U (en) Stalk based on steam explosion and microwave combined pretreated straw produces bionethanation system
CN212426051U (en) Circulating system for treating straws by enzyme preparation
CN204661715U (en) A kind of stalk produces Marsh gas treatment equipment

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110831

Termination date: 20131215