CN110469468B - Power generation device utilizing geothermal temperature difference - Google Patents
Power generation device utilizing geothermal temperature difference Download PDFInfo
- Publication number
- CN110469468B CN110469468B CN201910756427.7A CN201910756427A CN110469468B CN 110469468 B CN110469468 B CN 110469468B CN 201910756427 A CN201910756427 A CN 201910756427A CN 110469468 B CN110469468 B CN 110469468B
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- geothermal
- power generation
- liquid
- temperature difference
- 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.)
- Active
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
- F03G7/00—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for
- F03G7/04—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using pressure differences or thermal differences occurring in nature
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N11/00—Generators or motors not provided for elsewhere; Alleged perpetua mobilia obtained by electric or magnetic means
- H02N11/002—Generators
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Engine Equipment That Uses Special Cycles (AREA)
Abstract
The invention relates to the technical field of clean energy application, and discloses a power generation device utilizing geothermal temperature difference. Make the inside ammonium chloride liquid that is equipped with of heat absorbing material be heated and decompose the increase gas volume fast through the inside thermal increase of heat transfer device, promote geothermal generator electricity generation in transmitting geothermal steam turbine through the hot gas pipeline, condenser cooling NH + HCI becomes NHCI liquefaction, and liquid NHCI reaches the circulation effect with the gravity that water utilized self returns to in the heat transfer device. The integral structure completes power generation underground, and solves the problems of high cost and inconvenient maintenance.
Description
Technical Field
The invention relates to the technical field of clean energy application, in particular to a power generation device utilizing geothermal temperature difference.
Background
Geothermal energy is natural heat energy extracted from the earth crust, and a large amount of heat energy is stored in lava inside the earth. Geothermal energy is a new clean energy which is cheap and inexhaustible, and is very demanded, because under the condition that the energy is increasingly scarce, the reasonable development requirement of geothermal resources becomes more and more important, such as house heating by using geothermal water, greenhouse agricultural planting development, hot spring travel and the like.
At present, a plurality of devices for generating power by utilizing geothermal temperature difference are arranged on the market, wherein a flash evaporation system utilizes high-pressure hot water to be pumped to the ground from a hot water well, part of the hot water is boiled into steam due to pressure reduction, and the steam works through a steam turbine; some devices utilize a circulating system of a heat exchanger and a condenser, a water pump needs to be installed, although electric power generated by thermoelectric power generation can be used for the water pump, a series of pressure stabilizing devices need to be arranged underground, the pressure stabilizing devices are easily damaged by underground high temperature, and the pressure stabilizing devices are inconvenient to maintain and replace after being naturally damaged. To solve the above problems, we propose a power generation device using geothermal temperature difference.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a power generation device utilizing geothermal temperature difference, which has the advantages of no need of pumping hot water to the ground, no need of installing a water pump and a related pressure stabilizing device thereof and laying a pipeline, and solves the problems that the cost is too high, the geological structure under the bottom is complex, the pipeline is easy to damage, the underground high temperature easily damages the pressure stabilizing device, and the maintenance and the replacement are inconvenient after the pressure stabilizing device is naturally damaged.
(II) technical scheme
In order to achieve the purpose that hot water does not need to be pumped to the ground, and a water pump and a related pressure stabilizing device thereof and a pipeline are not needed to be installed, the invention provides the following technical scheme: the utility model provides an utilize power generation facility of geothermal difference in temperature, including heat transfer device, heat transfer device's upper end fixedly connected with hot gas pipeline, the one-way gas device of position fixedly connected with is partially down to the body of hot gas pipeline, the upper end fixedly connected with geothermal steam turbine of hot gas pipeline, geothermal steam turbine's upper end fixedly connected with geothermal generator, geothermal generator passes through wire fixedly connected with stabiliser, wire fixedly connected with battery is passed through to the upper end of stabiliser, battery fixed mounting is on the ground surface, geothermal steam turbine's right-hand member fixedly connected with condenser, the right-hand member fixedly connected with liquid back flow of condenser, the body middle part position fixedly connected with liquid check valve of liquid back flow, be provided with temperature difference power generation facility between.
Preferably, heat transfer device's inside fixed mounting has the heat absorbing material, and the inside of heat absorbing material is equipped with the ammonium chloride liquid, and the heat absorbing material accelerates to thermal absorption makes inside be equipped with the ammonium chloride liquid and is heated and decompose fast, utilizes chemical reaction NHCI ═ NH + HCI increase gas volume.
Preferably, the inside fixedly connected with annular fixed block of one-way gas device, the top of annular fixed block is provided with the one-way air vent board, the lower extreme fixedly connected with spring of one-way air vent board, the circular fixed plate of lower extreme fixedly connected with of spring, and the air vent has been seted up to the inside of circular fixed plate, and gaseous backward flow has been avoided effectively to this structure.
Preferably, the liquid return line is in a downwardly inclined state and is higher than the heat exchange means, so arranged as to lower the temperature of NH by means of the condenser3+HCI＝NH4CI is liquefied, and liquid NHCI and water return to the heat exchange device by utilizing the gravity of the heat exchange device to achieve the circulation effect.
Preferably, the upper end and the lower end of the inside of the thermoelectric power generation device are respectively fixedly provided with a high-temperature area ceramic piece and a low-temperature area ceramic piece, a P-type semiconductor and an N-type semiconductor are arranged between the high-temperature area ceramic piece and the low-temperature area ceramic piece, and the two ends of the P-type semiconductor and the N-type semiconductor are respectively and fixedly connected through copper sheets.
(III) advantageous effects
Compared with the prior art, the invention provides a power generation device utilizing geothermal temperature difference, which has the following beneficial effects:
1. this power generation facility utilizing geothermal temperature difference absorbs the heat in the geothermal through the heat absorbing material of heat transfer device internally mounted, and the heat increase makes inside the ammonium chloride liquid that is equipped with of heat absorbing material be heated and is decomposed fast, utilizes chemical reaction NH4CI＝NH3The + HCI increases the gas volume, and is transmitted to the geothermal steam turbine through a hot gas pipeline, the geothermal steam turbine pushes the geothermal generator to generate electricity, and the whole structure completes the electricity generation underground, so that the problems that the cost is too high due to the fact that hot water needs to be pumped to the ground, and the pipeline is easy to damage due to the complex geological structure at the bottom are solved.
2. The power generation device utilizing the geothermal temperature difference is in a downward inclined state and is higher than the heat exchange device through the liquid return pipe, and the installation is to reduce the temperature of NH through the condenser3+HCI＝NH4CI is liquefied, and liquid NHCI and water return to the heat exchange device by utilizing the gravity of the heat exchange device to achieve the circulation effect. The structure solves the problem that the pressure stabilizer is easy to damage due to high temperature underground on the one hand and the pressure stabilizer is inconvenient to maintain and replace due to natural damage on the other hand.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the unidirectional gas device of the present invention;
FIG. 3 is a schematic view of the internal structure of the thermoelectric power generation device of the present invention.
In the figure: the device comprises a heat exchange device 1, a heat absorption material 101, an ammonium chloride liquid 102, a hot gas pipeline 2, a one-way gas device 3, an annular stop block 301, a one-way vent plate 302, a spring 303, a circular fixing plate 304, a vent hole 305, a geothermal steam turbine 4, a geothermal power generator 5, a voltage stabilizer 6, a storage battery 7, a ground surface 8, a condenser 9, a liquid return pipe 10, a liquid one-way valve 11, a thermoelectric power generation device 12, a high-temperature region ceramic chip 1201, a low-temperature region ceramic chip 1202, a 1203P type semiconductor, a 1204N type semiconductor and a 1205 copper sheet.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, a power generation device using geothermal temperature difference includes a heat exchange device 1, a heat absorbing material 101 is fixedly installed inside the heat exchange device 1, an ammonium chloride liquid 102 is installed inside the heat absorbing material 101, the ammonium chloride liquid 102 is cheap and requires a small amount of usage, the heat absorbing material 101 accelerates heat absorption to rapidly decompose the ammonium chloride liquid 102 installed inside, and a chemical reaction NH is used to rapidly decompose the ammonium chloride liquid 1024CI＝NH3+ HCI increases gas volume. Heat transfer device 1's upper end fixedly connected with hot gas pipeline 2, hot gas pipeline 2's body position fixedly connected with one-way gas device 3 under the bias, the inside fixedly connected with annular fixed block 301 of one-way gas device 3, the top of annular fixed block 301 is provided with one-way vent board 302, the lower extreme fixedly connected with spring 303 of one-way vent board 302, the circular fixed plate 304 of lower extreme fixedly connected with of spring 303, air vent 305 has been seted up to the inside of circular fixed plate 304, gaseous backward flow has been avoided effectively to this structure. The upper end fixedly connected with geothermol power steam turbine 4 of hot gas pipeline 2, geothermol power steam turbine 4 selects one kind with condensing steam turbine, the model: n50-8.82/535. The upper end fixedly connected with geothermal power generator 5 of geothermal steam turbine 4, geothermal power generator 5 is through wire fixedly connected with stabiliser 6, stabiliser 6 chooses for use three SBWFull automatic compensation formula power regulator of looks, specification: the SBW-200KVA input is 304V-456V. The upper end of stabiliser 6 is passed through wire fixedly connected with battery 7, and battery 7 chooses for use general domestic portable power source, specification: 220V-750W-18 ten thousand milliamperes, and the accumulator 7 is fixedly mounted on the ground surface 8.
The right-hand member fixedly connected with condenser 9 of geothermol power steam turbine 4, the cold fin formula condenser of L type is selected for use to condenser 9, the right-hand member fixedly connected with liquid return pipe 10 of condenser 9, and liquid return pipe 10 is in the state of a downward sloping and is higher than heat transfer device 1, and the installation is in order to lower the temperature NH through condenser 9 like this3+HCI＝NH4CI is liquefied, and liquid NH4CI and water are returned to the heat exchange device 1 by utilizing the gravity of the liquid NH4CI and the water to achieve the circulation effect. The liquid check valve 11 is fixedly connected to the middle of the liquid return pipe 10, the thermoelectric power generation device 12 is arranged between the hot gas pipeline 2 and the liquid return pipe 10, the upper end and the lower end of the inside of the thermoelectric power generation device 12 are respectively and fixedly provided with the high-temperature-region ceramic sheet 1201 and the low-temperature-region ceramic sheet 1202, the P-type semiconductor 1203 and the N-type semiconductor 1204 are arranged between the high-temperature-region ceramic sheet 1201 and the low-temperature-region ceramic sheet 1202, and the two ends of the P-type semiconductor 1203 and the N-type semiconductor 1204 are respectively and fixedly connected through the copper sheet 1205.
The working principle is as follows: the heat absorbing material 101 arranged in the heat exchange device 1 absorbs heat in the terrestrial heat, the ammonium chloride liquid 102 in the heat absorbing material 101 is heated and rapidly decomposed by the increase of the heat, and chemical reaction NH is utilized4CI＝NH3The + HCI increases the gas volume, and is transmitted to the geothermal steam turbine 4 through the hot gas pipeline 2, the geothermal steam turbine 4 pushes the geothermal generator 5 to generate electricity, the current is transmitted to the voltage stabilizer 6 through a wire, on the other hand, after the steam transmitted from the geothermal steam turbine 4 is cooled by the condenser 9, the liquid flows to the return pipe 10, the cooling liquid in the return pipe 10 and the hot steam of the hot gas pipeline 2 pass through two sides of the temperature difference power generation device 12, and the temperature difference power generation device 12 is used for generating the temperature difference powerThe power generation device 12 generates current due to the temperature difference between the two ends, transmits the current to the voltage stabilizer 6, and transmits the current after the voltage is stabilized by the voltage stabilizer 6 to the storage battery 7 for storage.
In summary, in the power generation device using geothermal temperature difference, the heat absorbing material 101 installed inside the heat exchange device 1 absorbs heat in geothermal heat, and the increase of heat causes the ammonium chloride liquid 102 filled inside the heat absorbing material 101 to be heated and rapidly decomposed, and chemical reaction NH is used for the power generation device4CI＝NH3The + HCI increases the gas volume, and is transmitted to the geothermal steam turbine 4 through the hot gas pipeline 2, and the geothermal steam turbine 4 pushes the geothermal generator 5 to generate electricity, and the whole structure completes the electricity generation underground, thereby solving the problems that the cost is too high due to the fact that hot water needs to be pumped to the ground, the geological structure at the bottom is complex, and the pipeline is easy to damage. Is in a downwardly inclined state and is higher than the heat exchange device 1 through the liquid return pipe 10, and is installed in order to lower the temperature of NH through the condenser 93+HCI＝NH4CI liquefaction, liquid NH4CI and water return to the heat exchange device 1 by utilizing the gravity of the CI and the water to achieve the circulation effect. The structure solves the problems that the pressure stabilizing device is easy to damage due to high temperature underground on the one hand, and the pressure stabilizing device is inconvenient to maintain and replace after being naturally damaged on the other hand.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (2)
1. A power generation device utilizing geothermal temperature difference comprises a heat exchange device (1) and is characterized in that: the heat exchanger is characterized in that a hot gas pipeline (2) is fixedly connected to the upper end of the heat exchanger (1), a one-way gas device (3) is fixedly connected to the lower part of the body of the hot gas pipeline (2), a geothermal steam turbine (4) is fixedly connected to the upper end of the hot gas pipeline (2), a geothermal power generator (5) is fixedly connected to the upper end of the geothermal steam turbine (4), a voltage stabilizer (6) is fixedly connected to the geothermal power generator (5) through a lead, a storage battery (7) is fixedly connected to the upper end of the voltage stabilizer (6) through a lead, the storage battery (7) is fixedly installed on the ground surface (8), a condenser (9) is fixedly connected to the right end of the geothermal steam turbine (4), a liquid return pipe (10) is fixedly connected to the right end of the condenser (9), a liquid one-way valve (11) is fixedly connected to the; a heat absorption material (101) is fixedly arranged in the heat exchange device (1), and ammonium chloride liquid (102) is arranged in the heat absorption material (101); the liquid return pipe (10) is in a state of inclining downwards and is higher than the heat exchange device (1); the inner portion of the one-way gas device (3) is fixedly connected with an annular fixing block (301), a one-way vent plate (302) is arranged above the annular fixing block (301), a spring (303) is fixedly connected to the lower end of the one-way vent plate (302), a round fixing plate (304) is fixedly connected to the lower end of the spring (303), and a vent hole (305) is formed in the round fixing plate (304).
2. A power generation apparatus using a geothermal temperature difference according to claim 1, wherein: the upper end and the lower end of the interior of the thermoelectric power generation device (12) are fixedly provided with a high-temperature area ceramic piece (1201) and a low-temperature area ceramic piece (1202) respectively, a P-type semiconductor (1203) and an N-type semiconductor (1204) are arranged between the high-temperature area ceramic piece (1201) and the low-temperature area ceramic piece (1202), and the two ends of the P-type semiconductor (1203) and the N-type semiconductor (1204) are fixedly connected through a copper sheet (1205) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910756427.7A CN110469468B (en) | 2019-08-16 | 2019-08-16 | Power generation device utilizing geothermal temperature difference |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910756427.7A CN110469468B (en) | 2019-08-16 | 2019-08-16 | Power generation device utilizing geothermal temperature difference |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110469468A CN110469468A (en) | 2019-11-19 |
| CN110469468B true CN110469468B (en) | 2021-03-30 |
Family
ID=68511875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910756427.7A Active CN110469468B (en) | 2019-08-16 | 2019-08-16 | Power generation device utilizing geothermal temperature difference |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110469468B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112066771A (en) * | 2020-08-20 | 2020-12-11 | 隋国刚 | Earthworm-imitating peristaltic high-temperature waste gas waste heat recycling device and using method |
| CN112587951B (en) * | 2020-12-02 | 2022-10-21 | 安徽恒星世纪空调制冷设备有限公司 | Organic solvent low temperature recovery unit |
| CN112960824A (en) * | 2021-01-29 | 2021-06-15 | 安徽理工大学 | Sewage recycling treatment and geothermal utilization mode |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100568566C (en) * | 2008-10-28 | 2009-12-09 | 林兹发 | A kind of semiconductor temperature difference apparatus that utilizes the pipeline waste-heat power generation |
| CN205913792U (en) * | 2016-08-24 | 2017-02-01 | 闫三朋 | Independent low temperature double effect evaporator of two adverse currents |
| CN107762749A (en) * | 2017-10-20 | 2018-03-06 | 中国地质大学（武汉） | Low temperature geothermal power generation plant in a kind of distribution |
-
2019
- 2019-08-16 CN CN201910756427.7A patent/CN110469468B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN110469468A (en) | 2019-11-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110469468B (en) | Power generation device utilizing geothermal temperature difference | |
| US10072530B2 (en) | Hybrid power generation system using solar energy and bioenergy | |
| Binotti et al. | Preliminary assessment of sCO2 power cycles for application to CSP Solar Tower plants | |
| US20140116048A1 (en) | Multi-Functional Solar Combined Heat and Power System | |
| RU2635737C2 (en) | Heat energy accumulation system, containing integrated refrigeration-heating installation, and method for use of such system | |
| US20110272003A1 (en) | Combined solar thermal power generation and a power station therefor | |
| Patel et al. | Review of solar water heating systems | |
| Oghogho | Design and construction of a solar water heater based on the thermosyphon principle | |
| Selvaraj et al. | Design and performance of solar PV integrated domestic vapor absorption refrigeration system | |
| CN103742374A (en) | Concentrated solar heat distributed energy comprehensive utilization method | |
| CN202395698U (en) | Geothermal source power generating thermoelectric conversion system | |
| Avci et al. | Geothermal energy for sustainable development | |
| CN203214254U (en) | Fused salt and heat conducting oil heat exchanging device for solar photo-thermal power generating | |
| US20130327317A1 (en) | Methods and apparatus for creating large energy storage mass through the collection and use of warmed water | |
| CN105515527A (en) | Solar energy coupling multi-source heat pump integrated system | |
| Kuyumcu et al. | Hybrid geothermal and solar thermal power plant case study: Gumuskoy GEPP | |
| KR101614349B1 (en) | Cooling and heating system using ground source | |
| CN204963253U (en) | Solar thermal energy electricity generation thermal -arrest heat -retaining device | |
| CN101924505A (en) | Solar energy temperature difference generating set | |
| CN105004073B (en) | A kind of solar energy thermal-power-generating heat-collecting heat-storage system | |
| CN209944636U (en) | Solar photovoltaic panel cooling system using isopentane as working medium | |
| KR101587495B1 (en) | Cooling and heating system using ground source | |
| CN106524574A (en) | Solar energy, air energy and geothermal device switching energy-saving compensation system | |
| CN201294466Y (en) | Complementary system for heat pump boiler and solar power generation | |
| CN104848585A (en) | Complementary optical energy, wind energy and geothermal energy heat pump system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20210304 Address after: 226300 group 27, taiyangdian village, Xingren Town, Tongzhou District, Nantong City, Jiangsu Province Applicant after: NANTONG ZHONGYI BOILER EQUIPMENT Co.,Ltd. Address before: 226311 No.1, group 15, tongqiqiao village, Zhangzhishan Town, Tongzhou City, Nantong City, Jiangsu Province Applicant before: Chen Juan |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |