CN211146944U

CN211146944U - Waste medium-deep well geothermal heat energy extraction system

Info

Publication number: CN211146944U
Application number: CN201922493481.5U
Authority: CN
Inventors: 吴小斌; 吴越舟
Original assignee: Yanan University
Current assignee: Yanan University
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-07-31
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a geothermal energy extracting system of waste middle and deep wells, belonging to the technical field of heat energy extracting devices, which comprises a waste geothermal well, a heat exchanger, a condenser and a gas-liquid separator, a cement layer is fixedly arranged on the top of the waste geothermal well, a heat exchanger is fixedly arranged on the cement layer, the top of the heat exchanger is provided with a steam device, a heat energy converter is fixedly arranged in the steam device, the top of the heat energy converter is provided with power generation equipment, the bottom of the heat exchanger is fixedly provided with a condenser, a gas-liquid separator is fixedly arranged on the right side of the heat exchanger, a reservoir is fixedly arranged at the bottom of the gas-liquid separator, the extraction system can convert heat energy in the waste geothermal well into usable energy in the using process, can also provide heat energy for heating in a cold place, and can also convert the heat energy into electric energy.

Description

Waste medium-deep well geothermal heat energy extraction system

Technical Field

The utility model relates to a heat energy extraction element technical field specifically is a deep well geothermal heat energy extraction system in abandonment.

Background

A geothermal well refers to a method and a device for generating electricity by using geothermal energy with the well depth of about 3500 meters or hot spring water with the water temperature of more than 30 ℃, and the geothermal energy is divided into three types of high temperature, medium temperature and low temperature. The temperature is higher than 150 ℃, exists in a steam form, and belongs to high-temperature geothermal energy; 90-150 ℃, exists in the form of a mixture of water and steam, and belongs to medium-temperature geothermal energy; higher than 25 ℃ and lower than 90 ℃, and exists in the forms of warm water, warm hot water, hot water and the like, and belongs to low-temperature geothermal energy. One geothermal well is successfully drilled in the Mingcun of Fenghe river in Daxing area of Beijing city in 2010, 12 months and 12 days, and the record of the temperature of the geothermal water outlet of the Beijing is broken through when the measured temperature reaches 103 ℃, so that the geothermal well becomes the first medium-temperature geothermal well of the Beijing.

The existing waste medium-deep well geothermal heat energy cannot be reasonably utilized and converted into usable energy, so that resource waste is easily caused, and simultaneously, water in the heat energy cannot be extracted, so that water resource waste is caused.

SUMMERY OF THE UTILITY MODEL

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.

In view of the deep well geothermal energy can not reasonable utilize in current abandonment, also can not change into usable energy, cause the wasting of resources easily, also can not extract the moisture in the heat energy simultaneously, cause the problem of water waste, proposed the utility model discloses.

Therefore, the utility model aims at providing a deep well geothermal energy extraction system in abandonment can become the usable energy with the heat energy conversion in the useless geothermal well in the use, also can provide heat energy and heat for colder place and heat, also can convert the electric energy into simultaneously, also can extract the moisture in the heat energy, improves the utilization ratio of water resource, avoids causing the water source extravagant.

For solving the technical problem, according to the utility model discloses an aspect, the utility model provides a following technical scheme:

the utility model provides an abandonment middle and deep well geothermal energy extraction system, includes useless geothermal well, heat exchanger, condenser and vapour and liquid separator, the fixed cement layer that is provided with in top of useless geothermal well, the fixed heat exchanger that is provided with on the cement layer, the top of heat exchanger is provided with steam equipment, fixed mounting has the heat energy converter in the steam equipment, the top of heat energy converter is provided with power generation facility, the fixed condenser that is provided with in bottom of heat exchanger, the right side fixed mounting of heat exchanger has vapour and liquid separator, vapour and liquid separator's bottom fixed mounting has the cistern.

As an abandonment middle and deep well geothermal heat energy extraction system's an preferred scheme, wherein: the left side of the top of the steam equipment is fixedly provided with a water inlet, the right side of the bottom of the steam equipment is provided with a water outlet, and a generator is fixedly arranged in the power generation equipment.

As an abandonment middle and deep well geothermal heat energy extraction system's an preferred scheme, wherein: the bottom fixed mounting of condenser has the water collector, the bottom fixed mounting of water collector has the raceway, the other end fixed mounting of raceway is on the cistern.

As an abandonment middle and deep well geothermal heat energy extraction system's an preferred scheme, wherein: the right side of the gas-liquid separator is fixedly provided with a gas pipe, and the right side of the gas pipe is fixedly provided with heating equipment.

As an abandonment middle and deep well geothermal heat energy extraction system's an preferred scheme, wherein: the inner cavity of the gas-liquid separator is fixedly provided with a baffle, and the inner cavity of the waste geothermal well is provided with a built-in heat exchanger.

Compared with the prior art: the heat in the waste geothermal well is converted into electric energy by utilizing steam equipment and a heat energy converter through the heat exchanger, the electric energy is converted into the heat energy by utilizing the power generation equipment, the moisture in the heat energy is extracted by utilizing the condenser, the water resource is fully utilized, the moisture in the heat energy is removed by the vapor-liquid separator, hot air is provided again, and the heat energy is converted into usable energy.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor. Wherein:

fig. 1 is a schematic view of the whole system of the present invention.

In the figure: the system comprises a waste geothermal well 100, a heat exchanger 200, a steam device 210, a thermal energy converter 220, a power supply device 230, a condenser 300, a water collector 310, a vapor-liquid separator 400, a gas pipe 410, a heating device 420 and a water reservoir 430.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways than those specifically described herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of explanation, the sectional view showing the device structure will not be enlarged partially according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

The utility model provides a waste middle and deep well geothermal heat energy extraction system, which is used for effectively measuring liquid in the using process, simultaneously conveniently hanging the liquid, conveniently discharging the liquid, storing and fixing redundant conduits, and having the function of deformation prevention, please refer to fig. 1, comprising a waste geothermal well 100, a heat exchanger 200, a condenser 300 and a gas-liquid separator 400;

referring to fig. 1, a waste geothermal well 100 is used to extract heat energy from the ground of the waste well;

referring to fig. 1 again, the heat exchanger 200 includes a steam device 210, a thermal energy converter 220 and a power generation device 230, the heat exchanger 200 is installed on the top of the waste geothermal well 100, specifically, the heat exchanger 200 is fixedly installed on the top of the waste geothermal well 100, the steam device 210 is fixedly installed on the top of the heat exchanger 200, the thermal energy converter 220 is fixedly installed on the top of the steam device 210, the power generation device 230 is fixedly installed on the top of the thermal energy converter 220, the heat exchanger 200 is used for converting thermal energy in the waste geothermal well 100, the steam device 210 is used for providing steam, the thermal energy converter 220 is used for converting thermal energy into electric energy, and the power generation device 230 is used for generating electricity;

referring to the figure again, the condenser 300 has a water collector 310, the condenser 300 is installed at the bottom of the heat exchanger 200, specifically, the condenser 300 is fixedly installed at the bottom of the heat exchanger 200, the water collector 310 is fixedly installed at the bottom of the condenser 300, the condenser 300 is used for liquefying moisture in hot gas, and the water collector 310 is used for collecting moisture in hot gas;

referring to fig. 1 again, the vapor-liquid separator 400 has a gas pipe 410, a heating device 420 and a water reservoir 430, the vapor-liquid separator 400 is installed at the right side of the converter 200, specifically, the vapor-liquid separator 400 is fixedly installed at the right side of the converter 200, the gas pipe 410 is fixedly installed at the right side of the vapor-liquid separator 400, the heating device 420 is fixedly installed at the other end of the gas pipe 410, the water reservoir 430 is fixedly installed at the vapor-liquid separator 400 for vapor-liquid separation, the gas pipe 410 is used for conveying hot gas, the heating device 420 is used for heating, and the water reservoir 430.

When specifically using, this technical field personnel pass through heat exchanger 200 through the heat in the useless geothermal well 100 and utilize steam plant 210 and heat energy converter 220 to turn into the electric energy with heat energy, utilize power generation facility 230 to turn into the electric energy with heat energy, recycle condenser 300 and draw out the moisture in the heat energy, make full use of water resource, rethread vapour and liquid separator 400 is detached the moisture in the heat energy, provides the heating installation with steam again, turns into usable energy with heat energy.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a deep well geothermal heat energy extraction system in abandonment which characterized in that: including useless geothermal well (100), heat exchanger (200), condenser (300) and vapour and liquid separator (400), the fixed cement layer that is provided with in top of useless geothermal well (100), the fixed heat exchanger (200) that is provided with on the cement layer, the top of heat exchanger (200) is provided with steam equipment (210), fixed mounting has heat energy converter (220) in steam equipment (210), the top of heat energy converter (220) is provided with power generating equipment (230), the fixed condenser (300) that is provided with in bottom of heat exchanger (200), the right side fixed mounting of heat exchanger (200) has vapour and liquid separator (400), the bottom fixed mounting of vapour and liquid separator (400) has cistern (430).

2. The geothermal energy extraction system of the abandoned mid-deep well according to claim 1, wherein: a water inlet is fixedly formed in the left side of the top of the steam equipment (210), a water outlet is formed in the right side of the bottom of the steam equipment (210), and a generator is fixedly mounted in the power generation equipment (230).

3. The geothermal energy extraction system of the abandoned mid-deep well according to claim 1, wherein: the bottom fixed mounting of condenser (300) has water collector (310), the bottom fixed mounting of water collector (310) has the raceway, the other end fixed mounting of raceway is on cistern (430).

4. The geothermal energy extraction system of the abandoned mid-deep well according to claim 1, wherein: an air conveying pipe (410) is fixedly installed on the right side of the gas-liquid separator (400), and heating equipment (420) is fixedly installed on the right side of the air conveying pipe (410).

5. The geothermal energy extraction system of the abandoned mid-deep well according to claim 3, wherein: the inner cavity of the gas-liquid separator (400) is fixedly provided with a baffle, and the inner cavity of the waste geothermal well (100) is provided with a built-in heat exchanger.