CN206131498U - Do hot dry rock (EGS) heat pipe and adopt heat facility - Google Patents
Do hot dry rock (EGS) heat pipe and adopt heat facility Download PDFInfo
- Publication number
- CN206131498U CN206131498U CN201620692639.5U CN201620692639U CN206131498U CN 206131498 U CN206131498 U CN 206131498U CN 201620692639 U CN201620692639 U CN 201620692639U CN 206131498 U CN206131498 U CN 206131498U
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- heat
- pipe
- hot dry
- dry rock
- egs
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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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/10—Geothermal energy
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- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The utility model relates to a do hot dry rock (EGS) heat pipe and adopt heat facility, include: pump chamber pipe (1), heat -insulating material (2, 4), heat -insulated pipe (3), heat -absorbing material (5), gravity heat pipe (6), condensation segment (7), heat insulation section (8), evaporation zone (9), working medium (10), heat pump (11, 12), discharge pipe (13), eduction gear (14), ascending pipe (15). The utility model discloses utilize the gravity heat pipe technique to derive the heat energy among the hot dry rock expeditiously, realize the heat exchanger of cycle fluid, apply to electricity generation, heating, refrigeration, medical treatment, agricultural etc.. The simply easy operation of this technique, low carbon environmental protection, energy -efficient, low -cost, low -loss accord with sustainable development's direction.
Description
Technical field
This utility model belongs to hot dry rock (EGS) technology, more particularly, to hot dry rock（EGS）Heat pipe heat-collecting device.
Background technology
In January, 2013, National Energy Board, the Ministry of Finance, Ministry of Land and Resources, house and town and country construction portion issue jointly《With regard to
The instruction for promoting geothermal energy development to utilize》, it is desirable to " geothermal energy technology progress is carried forward vigorously, geothermal energy development is actively cultivated
Using market, according to advanced technology, environmental friendliness, economically viable general requirement, rationally having for geothermal energy resource is promoted comprehensively
Effect is utilized ".
In June, 2014, General Affairs Department of National Energy Board, general office of Ministry of Land and Resources send《Open with regard to tissue establishment geothermal energy
Send out the notice using planning》, it is desirable to " recent geothermal energy development is using planning with shallow layer ground-temperature energy heating for various places（Refrigeration）, middle depth
Based on the heating of layer geothermal energy and comprehensive utilization, possessing the area of high-temperature geothermal resource can develop geother-mal power generation.In long term development
Warm geothermal power generation and hot dry rock generate electricity, and improve underground heat level of comprehensive utilization ".
Conventional geothermal well, geothermal water is mainly directly taken out from well and is heated to building.This technology is simple, practical,
Development cost is low, so far also in widely using.Have the disadvantage it is this kind of directly take, direct-furnish, the mode of in line utilization heat energy, cause greatly
Groundwater resources and geothermal energy waste, can also cause Detect Urban Geologic Hazards.Although someone advocates to be safeguarded to adopt light irrigation deeply
Application of the technique in city heat supply, but a bite producing well need to beat 2-3 mouth inverted wells, increased the cost of heating enterprise.
Meanwhile, inverted well is difficult to realize recharge truly, in addition recharge high cost because of geological problem, therefore, it is most of at present
For heat unit, avoiding recharge, illegal operation.
It is building heating using heat pump techniques, has been in fashion in the world 30 years.After upper world's nineties incoming China, one
There is the impetus advanced by leaps and bounds in degree.Achievement achieved with the second in the world in 2010, highest annual rate of growth is up to more than 40%.Subsequently
Begin to decline, current annual rate of growth only has 27%.Trace it to its cause, be primarily present problems with：The construction of 1 earth source heat pump heat exchanging holes is needed
Want larger space, the big region of site coverage cannot large area implement, it is difficult to large-scale development.2 shallow layer ground-temperature energies, temperature
Low, water consumption is more, consumption electric power is big.3 water resource heat pumps there are certain requirements to water quality, the water yield, water temperature, using shallow earth water, its
Water quality inferiority, the water yield are little, water temperature is low, and heat pump is difficult to run well.4 recharges are difficult, waste serious.
The content of the invention
The purpose of this utility model is to provide a kind of energy-conserving and environment-protective, low cost, high-effect, exploitation geothermal energy xeothermic
Rock（EGS）Heat pipe heat-collecting device.
For achieving the above object, this explanation technology takes technical scheme below：Step 1：According to early stage geologic prospect, need heat
Amount, geothermic gradient, flatly, hole diameter and well depth calculate true to two footpath straight wells of certain depth of constructing according to calorific requirement and geothermic gradient
It is fixed.
Step 2：Pump chamber pipe is installed in the upper well room of wellhole（1）, manage outer filling heat insulator（2）；In the room of going into the well of wellhole
Epimere install heat-insulated pipe（3）, manage outer filling heat insulator（4）, hypomere filling heat-absorbing material（5）；On the room of going into the well using closed
Connection.
Step 3：Gravity assisted heat pipe is installed in wellhole（6）, gravity assisted heat pipe（6）Divide upper, middle and lower segment：Epimere is condensation segment
（7）, stage casing is adiabatic section（8）, hypomere is evaporator section（9）；In evaporator section（9）The working medium of interior filling q.s（10）.
Step 4：Discharge pipe is installed in pump chamber pipe（13）, discharger（14）With heat pump（11）（12）Connection, then with ground
Face heat energy utilization equipment interconnection.
Step 5：Ascending pipe is installed in pump chamber pipe（15）, upper end and ground heat energy utilization equipment interconnection.
Step 6：The some sides of cycle fluid required for well intracavity disposably injects ground heat energy utilization equipment, working medium note
Enter amount to determine according to hot requirement areal calculation.
Due to taking above technical scheme, it has advantages below to this utility model：1 environmental protection, without waste gas, gives up
Liquid, waste sludge discharge；2 water quality, the water yield, water temperature are guaranteed, beneficial to heat pump normal work；3 save occupation of land space；4 location of well spirit
It is living, do not limited by region and place, easy popularized；5 water intakings are convenient, available after city tap-water, poor-quality water transformation；6 water
Medium iterative cycles are utilized, and can protect saving urban groundwater resource；7 water sources are stable, water temperature is adjustable, heat utilization rate is high, high
Effect energy-conservation；8 without inflammable, explosive device, using safety；9 system long service lifes, underground and ground tubing, corrosion-resistant, resistance to height
Warm, high pressure resistant, service life was up to more than 70 years；10 hole diameters are relatively small, and Jing cementing operations, cement consolidation, and underground is without fortune
Dynamic equipment, does not result in stratum and collapses, and does not interfere with surface structures and urban facilities safety；11 well construction technology maturations, low cost,
Efficiency high.12 heating systems are easy to control, easy to operate, easy care, manageability, and occupancy manpower is few, later maintenance expense is low.
Description of the drawings
Accompanying drawing is structural representation of the present utility model.
（1）Pump chamber pipe,（2、4）Adiabator,（3）Heat-insulated pipe,（5）Heat-absorbing material,（6）Gravity assisted heat pipe,（7）Condensation segment,
（8）Adiabatic section,（9）Evaporator section,（10）Working medium,（11、12）Heat pump,（13）Discharge pipe,（14）Discharger,（15）Ascending pipe.
Specific embodiment
, according to early stage geologic prospect, choose the hot storage space of suitable hot dry rock and put, well location is selected, according to calorific requirement, underground heat ladder
Degree, the footpath straight well of construction certain depth two is flatly
2nd, it is directed at hot storage space to put, pump chamber pipe is installed（1）With heat-insulated pipe（3）Pipe string, pipe string adopts airtight connection, outside pipe string
Filling heat insulator (2,4）, in pipe string lower end open hole well intracavity filling heat-absorbing material（5）.
3rd, gravity assisted heat pipe is installed（6）, gravity assisted heat pipe（6）Divide upper, middle and lower segment：Epimere is condensation segment（7）, stage casing is exhausted
Hot arc（8）, hypomere is evaporator section（9）, evaporator section（9）The working medium of interior filling q.s（10）.
4th, discharge pipe is installed（13）, discharger（14）Upper end and heat pump（11、12）Connection, then set with ground heat energy utilization
Standby docking.
5th, ascending pipe is installed（15）, upper end and ground heat energy utilization equipment interconnection.
6th, in the cycle fluid of upper indoor disposable injection q.s of going into the well, injection rate can utilize equipment meter according to ground level heat
Calculate and determine.
7th, discharger is started（14）, system starts, Jing heat pumps（11、12）Transformation working medium sets in ground heat energy utilization
Standby middle circulation, Jing ascending pipes（15）It is back in well room, the heat of hot dry rock heat reservori is absorbed by the evaporator section of gravity assisted heat pipe, then
Heat is released by condensation segment, so as to complete the heat exchange of cycle fluid, is so circulated endlessly.
Application example of the present utility model：Hot dry rock heating refrigeration
Ten thousand mu of Zhengzhou City Henan Province agricultural planting booth hot dry rock heating and refrigerating project.This project always heats（Refrigeration）Area
10000 mu.
Two footpath straight wells are flatly.
Technical characterstic：The heat energy in hot dry rock heat reservori is derived using gravity assisted heat pipe technology, reaches hot dry rock heat energy
Efficient Development and utilization.
Benefit calculation
1st, compared with direct electricity consumption boiler heat supplying, square metre/year of electric power 97.5 ten thousand degree/ten thousand is saved, saves standard coal 341
Ton/ten thousand square metres/year.
2nd, square metre/year of reducing emission of carbon dioxide 851.13 tons/ten thousand.
3rd, square metre/year of particulate matter 14.77 tons/ten thousand is reduced discharging.
4th, square metre/year of reducing emission of sulfur dioxide 8.12 tons/ten thousand.
5th, square metre/year of nitrogen oxides 5.91 tons/ten thousand is reduced discharging.
Using this technology low-carbon environment-friendly, development cost is low, saving water resource, and heat utilization rate is high, and social benefit is huge.
Claims (3)
1. hot dry rock（EGS）Heat pipe heat-collecting device, it is characterised in that：Two footpath straight wells of construction certain depth flatly, are pacified in wellhole
Manage armored pump room（1）, adiabator（2、4）, heat-insulated pipe（3）, heat-absorbing material（5）, gravity assisted heat pipe（6）, condensation segment（7）, adiabatic section
（8）, evaporator section（9）, working medium（10）, heat pump（11、12）, discharge pipe（13）, discharger（14）, ascending pipe（15）.
2. the hot dry rock described in claim 1（EGS）Heat pipe heat-collecting device, it is characterised in that：Pacify in the upper well room of two footpath straight wells
Manage armored pump room（1）, manage outer filling heat insulator（2）；Go into the well room top install heat-insulated pipe（3）, manage outer filling heat insulator
（4）, under-filled heat-absorbing material（5）, above the room of going into the well is using closing connection.
3. the hot dry rock described in claim 1 or 2（EGS）Heat pipe heat-collecting device, it is characterised in that：Install in the well intracavity of wellhole
Gravity assisted heat pipe（6）, gravity assisted heat pipe（6）Divide upper, middle and lower segment：Epimere is condensation segment（7）, stage casing is adiabatic section（8）, hypomere is
Evaporator section（9）, in gravity assisted heat pipe（6）The evaporator section of hypomere（9）Interior filling working medium（10）；In pump chamber pipe（1）Interior installation discharge pipe
（13）, discharger（14）, with heat pump（11、12）Connection, then with ground heat energy utilization equipment interconnection；In pump chamber pipe（1）Interior peace
Dress ascending pipe（15）, injection device is installed in upper end；Indoor disposable injection ground heat energy utilization of going into the well on two footpath straight wells sets
The standby required some sides of working medium, injection rate is calculated for demand meter according to heat energy and determined.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620692639.5U CN206131498U (en) | 2016-07-05 | 2016-07-05 | Do hot dry rock (EGS) heat pipe and adopt heat facility |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620692639.5U CN206131498U (en) | 2016-07-05 | 2016-07-05 | Do hot dry rock (EGS) heat pipe and adopt heat facility |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206131498U true CN206131498U (en) | 2017-04-26 |
Family
ID=58561131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620692639.5U Expired - Fee Related CN206131498U (en) | 2016-07-05 | 2016-07-05 | Do hot dry rock (EGS) heat pipe and adopt heat facility |
Country Status (1)
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| CN (1) | CN206131498U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109812999A (en) * | 2018-12-24 | 2019-05-28 | 东北电力大学 | A kind of extensive collection and utilization system of hot dry rock thermal energy |
| CN113027713A (en) * | 2021-03-25 | 2021-06-25 | 中国科学院广州能源研究所 | Combined geothermal development and utilization system and energy distribution and management method |
| CN114413494A (en) * | 2022-01-14 | 2022-04-29 | 金当量能源科技(山东)有限公司 | Hot dry rock heat energy utilization collection system |
-
2016
- 2016-07-05 CN CN201620692639.5U patent/CN206131498U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109812999A (en) * | 2018-12-24 | 2019-05-28 | 东北电力大学 | A kind of extensive collection and utilization system of hot dry rock thermal energy |
| CN109812999B (en) * | 2018-12-24 | 2020-06-30 | 东北电力大学 | Large-scale collection and utilization system for heat energy of hot dry rock |
| CN113027713A (en) * | 2021-03-25 | 2021-06-25 | 中国科学院广州能源研究所 | Combined geothermal development and utilization system and energy distribution and management method |
| CN114413494A (en) * | 2022-01-14 | 2022-04-29 | 金当量能源科技(山东)有限公司 | Hot dry rock heat energy utilization collection system |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170426 Termination date: 20210705 |