CN204569916U - For the solar heating system of multiphase flow methane pool - Google Patents
For the solar heating system of multiphase flow methane pool Download PDFInfo
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- CN204569916U CN204569916U CN201520128834.0U CN201520128834U CN204569916U CN 204569916 U CN204569916 U CN 204569916U CN 201520128834 U CN201520128834 U CN 201520128834U CN 204569916 U CN204569916 U CN 204569916U
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- heat
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
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- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The utility model discloses a kind of solar heating system for multiphase flow methane pool, by solar energy collector 1, hot water storage tank 2, hot water heat exchanger 3, strain water sieve 5, squeezing machine 6, natural pond liquid case 7, filter 8, heating coil 9, accumulation of heat recycle pump 10, exchanger heat water-circulating pump 11, service pump 12, natural pond liquid pump 13 and draw-off pump 14 and form solar heating branch road and waste heat and heat branch road two and heat branch road.The utility model utilizes hot water storage tank to decrease the impact of weather on solar thermal collection system, and apparatus structure is simple, and be easy to safeguard, trouble spot is few, failure rate is low, and running cost is low.
Description
Technical field
The utility model relates to a kind of device utilizing solar energy heating technology heating biogas tank, belongs to field of renewable energy technology.
Background technology
Along with the fast development of economy, the problem such as energy security, climate warming, environmental pollution is increasingly serious, makes countries in the world start sight to gather new energy field, tries to explore sustainable energy technology.Biogas, as a kind of wide material sources, preparation technique green clean reproducible energy simple, with low cost, has great developing and utilizingpotentiality.
The leavening temperature of biogas affects biogas to produce and factor of created gase key factor just.In suitable temperature range, just can reach higher factor of created gase, temperature is too low and temperature fluctuation is excessive, all can cause the obvious decline of biogas output.Alpine-arctic Pastoral due to the weather condition of severe cold, make biogas use and popularization receives serious restriction.
Solar energy resources cleanliness without any pollution, and inexhaustible, nexhaustible.China is the very abundant country of solar energy resources.Solar energy heating and biogas fermentation are all unusual proven technique, low-grade sun power is combined with biogas technology, low-grade, unstable sun power, biomass energy can be realized to the conversion of higher-grade biogas chemical energy, fully demonstrate energy synthesis cascade utilization.
Solar energy heating system is the collection and the transmission that are completed heat energy by solar thermal collection system, this energy saving of system environmental protection, simple to operate, can realize automatic operation.Add the mode of coil pipe heating in existing solar energy heating system many employings tank, this mode easily causes inequality of being heated, difficult in maintenance, and lacks corrosion-resistant, the heat exchanger that thermal transition efficiency is high that can be used for methane-generating pit at present; Carry a large amount of heats during the liquid discharge of natural pond, do not take effective heat recovery mode, dissipate in the environment, cause energy dissipation; Solar energy heating technology is subject to the impact of weather conditions, adds thermally labile.
To this, Chinese patent CN202157071U discloses " a kind of multiphase flow methane pool ", and this methane-generating pit utilizes the fluidized-bed of methane-generating pit body bottom portion, is spurted in sweathouse by water by through hole, and mixes with raw material.Because the water sprayed in sweathouse increases, thus make the raw material be attached on methane-generating pit body sidewall be dipped in water, under the effect of the jet power of water, make raw material be boiling-like simultaneously.Now, the heterogeneous mixed stream that gas etc. forms solid, liquids and gases coexist produced after the solid matter of raw material, natural pond liquid and fermentation.The heat transfer of this patent utilization fluidized-bed, mass transfer be fast, be easy to the characteristic that flows, fermented material is mixed more fully evenly.If be equipped with suitable solar heating system, normally carry out significant for guarantee winter (particularly extremely frigid zones) biogas fermentation.
Utility model content
For the defect that prior art exists, the utility model, on the basis of multiphase flow methane pool, provides a kind of solar heating system of efficient, stable outer heating type band UTILIZATION OF VESIDUAL HEAT IN.And making it have minimizing weather to the impact of solar thermal collection system, apparatus structure is simple, is easy to the advantages such as maintenance.
The utility model solves its technical problem, and the technical scheme adopted is:
For the solar heating system of multiphase flow methane pool, be arranged on outside multiphase flow methane pool as material in methane-generating pit provides solar heating, it is characterized in that, by solar energy collector 1, hot water storage tank 2, hot water heat exchanger 3, strain water sieve 5, squeezing machine 6, natural pond liquid case 7, filter 8, heating coil 9, accumulation of heat recycle pump 10, exchanger heat water-circulating pump 11, service pump 12, natural pond liquid pump 13 and draw-off pump 14 and form solar heating branch road and waste heat and heat branch road two and heat branch road;
Described solar heating props up hot water storage tank 2, hot water heat exchanger 3, natural pond liquid case 7, filter 8, exchanger heat water-circulating pump 11 and the service pump 12 that route is connected with solar energy collector 1 and forms; Water outlet above hot water storage tank 2 is connected to hot water heat exchanger 3 water inlet by exchanger heat water-circulating pump 11, and hot water heat exchanger 3 water outlet is connected to return water pipe below hot water storage tank 2 by valve, forms high temperature side heat exchanger loop; Water shoot above multiphase flow methane pool 4 is connected to natural pond liquid case 7 by valve, is connected to hot water heat exchanger 3 water inlet through filter 8 and service pump 12 more afterwards, forms low temperature side heat exchanger loop;
Described waste heat heats a route filter 8, heating coil 9, draw-off pump 14 are formed; Heating coil 9 is located at multiphase flow methane pool 4 outer wall, around outer wall in the shape of a spiral; Filter 8 connects heating coil 9 by draw-off pump 14, and the end of heating coil 9 is connected to sewage work.
Like this, be about to the natural pond liquid of discharging as waste water in filter 8, pumped in heating coil 9 by draw-off pump 14, utilize natural pond fluid residual heat to heat multiphase flow methane pool 4, drain into sewage work afterwards.
Utility model works principle is: solar energy heating device is located at outside multiphase flow methane pool, and solar energy heat collector is collected sun power and is stored in hot water storage tank; Enter natural pond liquid case after circulation natural pond liquid is separated with mud, the part natural pond liquid in the liquid case of natural pond after filtration device enters into hot water heat exchanger; Hot water in hot water storage tank is heated circulation natural pond liquid by hot water heat exchanger; Natural pond liquid after hot water heat exchanger heating is fed to the fluidized-bed reactor hydroecium below multiphase flow methane pool, natural pond liquid case is drained into from water shoot above methane-generating pit by fermentation after main body, pump in interchanger, recycle natural pond like this liquid heats the feed liquid in methane-generating pit again; Methane-generating pit outer wall arranges heating coil, and the natural pond liquid after filtration after device filtration, first by heating coil before discharge, utilizes natural pond fluid residual heat heat multi-phase stream methane-generating pit.
Heat mode outside employing fermentor tank of the present utility model, avoid perishable, the difficult shortcoming safeguarded of built-in heat-exchanger rig, coordinate multiphase flow methane pool simultaneously, enhance the heat and mass of material in tank, make feed liquid homogeneous heating.Utilize the natural pond liquid after fermentation to carry out circulating-heating, avoid the thermosteresis of directly discharging natural pond liquid and causing; Feed liquid near biogas pool wall is due to thermosteresis, and comparatively the pond heart is low for temperature, and natural pond liquid passes through the heating coil of biogas outer wall before discharging, utilize waste-heat methane-generating pit, improve the feed temperature of adherent side, decrease the investment to biogas pool wall attemperator; Hot water storage tank is utilized to decrease the impact of weather on solar thermal collection system; Apparatus structure is simple, is easy to safeguard, trouble spot is few, failure rate is low, and running cost is low.
Can establish solar energy warm booth outside solar-energy methane pit in the utility model, brooder produces Greenhouse effect, reduces the heat lost by radiation of tank for sewage gas, is beneficial to biogas fermentation.
In addition, the heating coil of the natural pond liquid discharging current warp in the utility model can be located on feeding unit, utilizes natural pond fluid residual heat to add hot feed.
The thermal source of heating can also be generating waste-heat, boiler etc.
Accompanying drawing explanation
Fig. 1 is the solar heating system architecture schematic diagram of multiphase flow methane pool;
Fig. 2 is multiphase flow methane pool solar heating system process figure.
Embodiment
Methane-generating pit solar heating system of the present utility model is while introducing external heat source, and also utilize waste heat, system architecture as shown in Figure 1.Multiphase flow methane pool solar heating system primarily of solar energy collector 1, hot water storage tank 2, hot water heat exchanger 3, multiphase flow methane pool 4, strain water sieve 5, squeezing machine 6, natural pond liquid case 7, filter 8, heating coil 9, accumulation of heat recycle pump 10, exchanger heat water-circulating pump 11, service pump 12, natural pond liquid pump 13 and draw-off pump 14 and form.
Solar energy heat collector by solar energy collector 1, hot water storage tank 2, solar energy collector hot water circulating pump 10 is formed; Above hot water storage tank 2, water inlet is connected to the rising pipe below solar energy collector 1, and below water outlet is connected to the return water pipe above solar energy collector 1 by accumulation of heat recycle pump 10, forms thermal-arrest loop.Recirculated water in hot water storage tank 2 is pumped in solar energy collector 1 by accumulation of heat recycle pump 10, and after heating, flow back to hot water storage tank from the rising pipe below solar energy collector 1, so circulate hot water preparing.
Methane-generating pit temperature-increasing system comprises two and heats branch road, and solar heating branch road and waste heat heat branch road.
Solar heating props up route hot water storage tank 2, hot water heat exchanger 3, multiphase flow methane pool 4, natural pond liquid case 7, filter 8, exchanger heat water-circulating pump 11 and service pump 12 and forms; Water outlet above hot water storage tank 2 is connected to hot water heat exchanger 3 water inlet by exchanger heat water-circulating pump 11, and hot water heat exchanger 3 water outlet is connected to return water pipe below hot water storage tank 2 by valve, forms high temperature side heat exchanger loop.Water shoot above multiphase flow methane pool 4 is connected to natural pond liquid case 7 by valve, is connected to hot water heat exchanger 3 water inlet through filter 8 and service pump 12 more afterwards, forms low temperature side heat exchanger loop.Temperature-increasing system start time, the hot water in hot water storage tank 2 pumps into hot water heat exchanger 3 by exchanger heat water-circulating pump 11, in hot water heat exchanger 3 with the liquid heat exchange of circulation natural pond after, flow back to hot water storage tank 2 from return water pipe; The water shoot of circulation natural pond liquid above multiphase flow methane pool 4 is sent to natural pond liquid case 7, pump in hot water heat exchanger 3 by service pump 12 after filter 8 filters, by the fluidized-bed reactor hydroecium be sent to below multiphase flow methane pool 4 after heating, fermentation main body is entered again through grid distributor, thus the feed liquid in methane-generating pit is heated, high temperature side and low temperature are surveyed heat exchanger loop and are run simultaneously, circulating-heating fermented feed liquid.
Waste heat heats a route multiphase flow methane pool 4, filter 8, heating coil 9, draw-off pump 14 are formed; Heating coil 9 is located at multiphase flow methane pool 4 outer wall, around outer wall in the shape of a spiral; Filter 8 connects heating coil 9 by draw-off pump 14, and the end of heating coil 9 is connected to sewage work.Be about to the natural pond liquid of discharging as waste water in filter 8, pumped in heating coil 9 by draw-off pump 14, utilize natural pond fluid residual heat to heat multiphase flow methane pool 4, drain into sewage work afterwards.
Circulation natural pond liquid in natural pond liquid case 7 is mainly from two portions, and a part is that natural pond liquid is fed in natural pond liquid case 7 by pipeline from multiphase flow methane pool 4 side-lower sewage draining exit after straining water sieve 5 separated sludge and natural pond liquid.Another part natural pond liquid extrudes from excess sludge squeezing machine 6, then is pumped in natural pond liquid case 7 by natural pond liquid pump 13.
Claims (1)
1. for the solar heating system of multiphase flow methane pool, be arranged on outside multiphase flow methane pool as material in methane-generating pit provides solar heating, it is characterized in that, by solar energy collector (1), hot water storage tank (2), hot water heat exchanger (3), strain water sieve (5), squeezing machine (6), natural pond liquid case (7), filter (8), heating coil (9), accumulation of heat recycle pump (10), exchanger heat water-circulating pump (11), service pump (12), natural pond liquid pump (13) and draw-off pump (14) form solar heating branch road and waste heat and heat branch road two and heat branch road,
Described solar heating props up hot water storage tank (2) that route is connected with solar energy collector (1), hot water heat exchanger (3), natural pond liquid case (7), filter (8), exchanger heat water-circulating pump (11) and service pump (12) and forms; The water outlet of hot water storage tank (2) top is connected to hot water heat exchanger (3) water inlet by exchanger heat water-circulating pump (11), hot water heat exchanger (3) water outlet is connected to hot water storage tank (2) below return water pipe by valve, forms high temperature side heat exchanger loop; The water shoot of multiphase flow methane pool (4) top is connected to natural pond liquid case (7) by valve and is connected to hot water heat exchanger (3) water inlet through filter (8) and service pump (12) more afterwards, forms low temperature side heat exchanger loop;
Described waste heat heats a route filter (8), heating coil (9), draw-off pump (14) formation; Heating coil (9) is located at multiphase flow methane pool (4) outer wall, around outer wall in the shape of a spiral; Filter (8) connects heating coil (9) by draw-off pump (14), and the end of heating coil (9) is connected to sewage work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520128834.0U CN204569916U (en) | 2015-03-06 | 2015-03-06 | For the solar heating system of multiphase flow methane pool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520128834.0U CN204569916U (en) | 2015-03-06 | 2015-03-06 | For the solar heating system of multiphase flow methane pool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204569916U true CN204569916U (en) | 2015-08-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520128834.0U Withdrawn - After Issue CN204569916U (en) | 2015-03-06 | 2015-03-06 | For the solar heating system of multiphase flow methane pool |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104651220A (en) * | 2015-03-06 | 2015-05-27 | 西南交通大学 | Solar warming system for multi-phase biogas digester |
-
2015
- 2015-03-06 CN CN201520128834.0U patent/CN204569916U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104651220A (en) * | 2015-03-06 | 2015-05-27 | 西南交通大学 | Solar warming system for multi-phase biogas digester |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150819 Effective date of abandoning: 20160824 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |