CN207049597U - A kind of double film biogas cabinet condensate winterization systems - Google Patents
A kind of double film biogas cabinet condensate winterization systems Download PDFInfo
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- CN207049597U CN207049597U CN201720946810.5U CN201720946810U CN207049597U CN 207049597 U CN207049597 U CN 207049597U CN 201720946810 U CN201720946810 U CN 201720946810U CN 207049597 U CN207049597 U CN 207049597U
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- double film
- heating
- film biogas
- control system
- natural pond
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Abstract
It the utility model is related to a kind of double film biogas cabinet condensate winterization systems, including natural pond gas-holder foundation electric heater unit and electric-heating control system；The natural pond gas-holder foundation electric heater unit is embedded in the basis below double film biogas cabinets, and ground proximity is set, and its heating surface (area) (HS and the bottom area of double film biogas cabinet inner membrances are adapted；Natural pond gas-holder foundation electric heater unit is controlled by electric-heating control system, electric-heating control system and double film biogas cabinet control system interlocked controls.The utility model makes the condensate of double film biogas cabinet inner membrances not freeze at low ambient temperatures using Electric heating, and continuous-stable is discharged, so as to ensure the safe and stable operation of double film biogas cabinets.
Description
Technical field
Double film biogas cabinet condensate-water polishing technical fields are the utility model is related to, more particularly to it is a kind of high and cold suitable for winter
Double film biogas cabinet condensate winterization systems of regional outdoor double film biogas cabinet condensate-water polishing processes.
Background technology
Biomass energy is can to change into the new energy of various energy resources product, has possessed the technical method of large-scale industry exploitation
There are biomass marsh gas, the direct generation of electricity, pyrolytic gasification and chemical conversion etc..In numerous technique, biomass marsh gas passes through biology
Method directly handles organic waste and not only bettered people's living environment, and produces clean energy resource and primary resources, is development circulation
Economic important component.At present, bio-energy industry development in China's is very fast, and the energy and resource industries have formed multiple small rule
Mould demonstration project, but the biomass resource comprehensive cyclic utilization engineering of large industrialized scale still lacks production experience.
In large industrialized biomass marsh gas engineering, manufacturing enterprise typically all configures the chemical industry processing unit of corresponding scale
Biogas is chemically treated, the product such as bio-natural gas, carbon dioxide etc. of the market demand is met for producing.At chemistry
During reason, to stablize the production run with adjusting means, the temporary storage facilities of unstripped gas typically can be all set.At present, often
Biogas storage device is normal pressure membrane type gas holder, different with conventional large scale industry steel gas holder, is letter the characteristics of membrane type gas holder
It is single, safety, easy to operate, small investment.Although only thousands of cubes of the reserves of membrane type gas holder, the gas holder of this specification size is special
Not Shi He biogas production process interim storage, therefore the application of membrane type gas holder is increasingly extensive.
However, found in some biogas engineering runnings of northern area：Under the conditions of winter low temperature, in membrane type gas holder
Freezing phenomena easily occurs for low-temperature condensate, and part producing unit heats gas holder using steam tracing, though there is certain effect,
It, which is operated, is difficult to control, meanwhile, steam tracing pipeline may heat blind spot, the pipeline in low temperature caused by the reasons such as pipe bending
Easily frost and cause to heat entirely ineffective.
Utility model content
The utility model provides a kind of double film biogas cabinet condensate winterization systems, makes double film biogas using Electric heating
The condensate of cabinet inner membrance will not freeze at low ambient temperatures, and continuous-stable is discharged, so as to ensure that the safety of double film biogas cabinets is steady
Fixed operation.
In order to achieve the above object, the utility model is realized using following technical scheme：
A kind of double film biogas cabinet condensate winterization systems, including natural pond gas-holder foundation electric heater unit and electric heating control system
System；The natural pond gas-holder foundation electric heater unit is embedded in the basis below double film biogas cabinets, and ground proximity is set, and it is heated
The bottom area of area and double film biogas cabinet inner membrances is adapted；Gas-holder foundation electric heater unit in natural pond is by electric-heating control system control
System, electric-heating control system and double film biogas cabinet control system interlocked controls.
The axis of the basic center line and double film biogas cabinets is coaxial, the high spill base of low surrounding centered on basis
Plinth；The heating element heater of natural pond gas-holder foundation electric heater unit is heating cable or Electric radiant Heating Film, and heating element heater is equal in same level
Even setting.
Compared with prior art, the beneficial effects of the utility model are：
1) using Electric heating by the temperature control in double film biogas cabinet inner membrances in ideal range, avoid solidifying in inner membrance
Bear water and frozen because temperature is too low, prevent inner membrance because blocking drainage pipeline after the damaged and condensation water freezing that freezes；
2) electrical heating process uses temperature programmed control mode, energy-efficient, can be according to ambient temperature in different time sections
Control is adjusted in situation of change in good time, and compared with steam tracing pipe heats, the temperature in inner membrance is more easily controlled, heating effect
It is more reliable and more stable；
3) simple in construction, control operation is convenient, and investment operating cost is low, for the operation of double film biogas cabinets of extremely frigid zones
Manage strong adaptability.
Brief description of the drawings
Fig. 1 is a kind of structural representation of double film biogas cabinet condensate winterization systems described in the utility model.
In figure：1. in the biogas cabinet of 2. 3. electric-heating control system of natural pond gas-holder foundation electric heater unit of pair film biogas cabinet 4.
5. biogas cabinet control system of film protector, the 6. infrared basis of height detecting instrument 7.
Embodiment
Specific embodiment of the present utility model is described further below in conjunction with the accompanying drawings：
As shown in figure 1, a kind of double film biogas cabinet condensate winterization systems described in the utility model, including natural pond gas-holder foundation electricity
Heater 2 and electric-heating control system 3；The natural pond gas-holder foundation electric heater unit 2 is embedded in the base of double lower sections of film biogas cabinet 1
In plinth 7, ground proximity is set, and its heating surface (area) (HS and the bottom area of double inner membrances of film biogas cabinet 1 are adapted；Natural pond gas-holder foundation electricity adds
Thermal 2 is controlled by electric-heating control system 3, electric-heating control system 3 and double interlocked controls of film biogas cabinet control system 5.
The axis of basic 7 center line and double film biogas cabinets 1 is coaxial, the high spill of low surrounding centered on basis 7
Basis；The heating element heater of natural pond gas-holder foundation electric heater unit 2 is heating cable or Electric radiant Heating Film, and heating element heater is in same level
It is uniformly arranged.
A kind of antifreeze method of double film biogas cabinet condensates based on the system, comprises the following steps：
1) biogas of anaerobic fermentation system production is delivered to double film biogas cabinets 1 via underground piping, due to anaerobic fermentation system
The temperature of system is usually maintained in 35 DEG C of constant temperature, therefore water vapor in methane caused by fermenting is saturation state, defeated via underground piping
During sending, condensed as temperature reduces part vapor；
2) biogas of moisture vapor enters from the biogas entrance of double bottoms of film biogas cabinet 1, and biogas storage is in double film biogas cabinets 1
Inner membrance in, between inside and outside film pass through air maintain pressure balance realize storage biogas input and output material；With the change of ambient temperature
Change, a large amount of condensates had on inner membrance inwall and foundation ground and are produced, this partial coagulation water because gravity is toward flowing down, by with
The subsoil drain at the center of 1 base foundation of double film biogas cabinets 7 on inclined-plane drains into plant area's condensate water collecting pond；
3) when temperature is down to subzero, the condensate on inner membrance and basic 7 surfaces will be frozen into ice before draining
Block, now, natural pond gas-holder foundation electric heater unit 2 is opened, can prevent from condensing water freezing and by after the ice cube condensed completely thawing
Discharge；
4) natural pond gas-holder foundation electric heater unit 2 is controlled by electric-heating control system 3, and with double film biogas cabinet control systems
5 interlocked controls；Temperature only in double inner membrances of film biogas cabinet 1 is reduced to design temperature or icing phenomenon occur in basic 7 ground
When, electric-heating control system 3 just controls basic electric heater unit 2 to start heating mode；
5) system and infrared height detecting instrument 6 are protected by double film biogas cabinet inner membrance protectors 4, double film biogas cabinets,
Dilation of the inner membrance in outer membrane cavity is adjusted and controlled during electrical heating, is avoided the occurrence of inner membrance and is collapsed, overloads and superpressure
Extreme operating condition.
In the utility model, double film biogas cabinets 1 are 3/4 spheroid, and the edge seal of its inner membrance and outer membrane connects, inner membrance
In confined space be storage warehouse for storing biogas, the confined space between inner membrance and outer membrane is for being pumped into air or putting
Go out air to adjust the surge bunker of pressure or stable outer membrane structure.It is corresponding for the condensate in smoothly discharge inner membrance, inner membrance bottom
Natural pond gas-holder foundation 7 using the high concave shaped basis of the low surrounding in center, be easy to everywhere the inclined-plane of condensate circumferentially converged to center
Collect and discharged eventually through the subsoil drain at center；The gradient on basic 7 inclined-planes is typically no less than 3/1000ths.
Heating element heater in natural pond gas-holder foundation electric heater unit 2 described in the utility model is in double inner membrance bottom surfaces of film biogas cabinet 1
In the range of be uniformly laid on basis 7 in, and ground proximity set, to ensure optimal heating effect.
Double film biogas cabinet inner membrance protectors 4, double film biogas cabinets protection system and infrared height detecting instrument 6 are existing skill
Art, wherein double film biogas cabinets protection system can be combined with double film biogas cabinet control systems 5.
It is described above, the only preferable embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model discloses, according to this practicality
New technical scheme and its utility model design are subject to equivalent substitution or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (2)
1. a kind of double film biogas cabinet condensate winterization systems, it is characterised in that add including natural pond gas-holder foundation electric heater unit and electricity
Thermal control system；The natural pond gas-holder foundation electric heater unit is embedded in the basis below double film biogas cabinets, and ground proximity is set
Put, its heating surface (area) (HS and the bottom area of double film biogas cabinet inner membrances are adapted；Gas-holder foundation electric heater unit in natural pond is by electrical heating control
System control processed, electric-heating control system and double film biogas cabinet control system interlocked controls.
A kind of 2. double film biogas cabinet condensate winterization systems according to claim 1, it is characterised in that it is described it is basic in
The axis of heart line and double film biogas cabinets is coaxial, and centered on basis the high spill basis of low surrounding；Natural pond gas-holder foundation electrical heating dress
The heating element heater put is heating cable or Electric radiant Heating Film, and heating element heater is uniformly arranged in same level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720946810.5U CN207049597U (en) | 2017-08-01 | 2017-08-01 | A kind of double film biogas cabinet condensate winterization systems |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720946810.5U CN207049597U (en) | 2017-08-01 | 2017-08-01 | A kind of double film biogas cabinet condensate winterization systems |
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| Publication Number | Publication Date |
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| CN207049597U true CN207049597U (en) | 2018-02-27 |
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| CN201720946810.5U Active CN207049597U (en) | 2017-08-01 | 2017-08-01 | A kind of double film biogas cabinet condensate winterization systems |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107270112A (en) * | 2017-08-01 | 2017-10-20 | 中冶焦耐(大连)工程技术有限公司 | A kind of pair of film biogas cabinet condensate winterization system and method |
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2017
- 2017-08-01 CN CN201720946810.5U patent/CN207049597U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107270112A (en) * | 2017-08-01 | 2017-10-20 | 中冶焦耐(大连)工程技术有限公司 | A kind of pair of film biogas cabinet condensate winterization system and method |
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