CN113669933A - Geothermal fluid scale prevention device and scale removal method for Sichuan-Tibet region - Google Patents

Geothermal fluid scale prevention device and scale removal method for Sichuan-Tibet region Download PDF

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Publication number
CN113669933A
CN113669933A CN202111079159.3A CN202111079159A CN113669933A CN 113669933 A CN113669933 A CN 113669933A CN 202111079159 A CN202111079159 A CN 202111079159A CN 113669933 A CN113669933 A CN 113669933A
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CN
China
Prior art keywords
geothermal
heat exchange
water
box body
scraper
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Pending
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CN202111079159.3A
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Chinese (zh)
Inventor
李进
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280 Institute Of Nuclear Industry
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280 Institute Of Nuclear Industry
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Priority to CN202111079159.3A priority Critical patent/CN113669933A/en
Publication of CN113669933A publication Critical patent/CN113669933A/en
Pending legal-status Critical Current

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24T—GEOTHERMAL COLLECTORS; GEOTHERMAL SYSTEMS
    • F24T10/00—Geothermal collectors
    • F24T10/20—Geothermal collectors using underground water as working fluid; using working fluid injected directly into the ground, e.g. using injection wells and recovery wells
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D7/16—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
    • F28G1/00—Non-rotary, e.g. reciprocated, appliances
    • F28G1/12—Fluid-propelled scrapers, bullets, or like solid bodies
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
    • F28G9/00—Cleaning by flushing or washing, e.g. with chemical solvents
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24T—GEOTHERMAL COLLECTORS; GEOTHERMAL SYSTEMS
    • F24T10/00—Geothermal collectors
    • F24T2010/50—Component parts, details or accessories
    • 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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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)

Abstract

The invention discloses a geothermal fluid anti-scaling device and an anti-scaling method for Sichuan-Tibet areas, wherein the device comprises a box body, wherein the box body is provided with a geothermal water inlet pipe and a geothermal water outlet pipe; the first water pump is arranged at the geothermal water inlet pipe and used for pumping geothermal fluid in the geothermal well into the box body; the heat exchange assembly comprises an upper water accumulating tank, a lower water accumulating tank and a plurality of heat exchange tubes, the upper water accumulating tank and the lower water accumulating tank are connected through the heat exchange tubes, the lower water accumulating tank is fixedly arranged at the bottom of the box body, the upper water accumulating tank is connected with a water outlet pipe, the lower water accumulating tank is connected with a water inlet pipe, and the water inlet pipe is connected with a second water pump; the scale scraping component comprises a driving device and a scraper plate, and a plurality of through holes corresponding to the positions of the heat exchange tubes are formed in the scraper plate. In addition, the invention also discloses an anti-scaling method. The invention can solve the problem that the heat exchange rate is influenced by scaling when geothermal resources are used in the prior art in actual use.

Description

Geothermal fluid scale prevention device and scale removal method for Sichuan-Tibet region
Technical Field
The invention relates to the technical field of geothermal utilization, in particular to a geothermal fluid antiscaling device for Sichuan-Tibet areas; in addition, the invention also relates to a descaling method.
Background
The Tibetan is the region with the strongest geothermal activity in China, the geothermal energy storage amount is in the head position of China, various geothermal energy is almost displayed in the whole region and has more than 700 places, wherein the temperature of most ground surface spring water in a geothermal display region 342 for development exceeds 80 ℃, and the power generation potential of geothermal resources exceeds 100 ten thousand kilowatts. In the 169 hot fields and hydrothermal zones investigated, 22% were present at temperatures above 80 ℃, 28% at temperatures between 60 ℃ and 80 ℃, 35% at temperatures between 40 ℃ and 60 ℃ and 17% at temperatures below 40 ℃. The total heat flux of the tibetan geothermal heat is 55 ten thousand kcal per second. Abundant geothermal power generation potentials are stored in all regions of Tibet, 8 million kilowatts are stored in southern mountain areas, 16 million kilowatts are stored in Kyoho areas, 2.7 million kilowatts are stored in Naqu areas, 9.2 million kilowatts are stored in Aries areas, 4.7 million kilowatts are stored in Lassa areas, 0.75 million kilowatts are stored in Changdu areas, and the total power generation potential is more than 40 million kilowatts.
Because geothermal water contains a large amount of mineral substances, geothermal water is easy to generate scaling phenomenon at the well wall, and further causes the conditions of well head blockage, damage of equipment on the well and the like, and causes waste of manpower and material resources and investment loss. Therefore, the method is used for regularly descaling the geothermal well and belongs to an important link in the maintenance of the geothermal well. The utilization of geothermal resources is mostly realized by heat exchange, but in actual use, heat exchange tubes are easy to scale in the heat exchange process, so that the heat exchange efficiency is reduced, and the use efficiency of geothermal resources is influenced.
Disclosure of Invention
The invention discloses a geothermal fluid antiscaling device for Sichuan-Tibet areas, which can solve the problem that scaling affects the heat exchange rate when geothermal resources are used in the prior art in actual use.
In order to solve the technical problems, the invention adopts the technical scheme that:
a geothermal fluid anti fouling device for Sichuan-Tibet area includes:
the box body is provided with a geothermal water inlet pipe and a geothermal water outlet pipe;
the first water pump is arranged at the geothermal water inlet pipe and used for pumping geothermal fluid in the geothermal well into the box body;
the heat exchange assembly comprises an upper water accumulating tank, a lower water accumulating tank and a plurality of heat exchange tubes, the upper water accumulating tank and the lower water accumulating tank are connected through the heat exchange tubes, the lower water accumulating tank is fixedly arranged at the bottom of the box body, the upper water accumulating tank is connected with a water outlet pipe, the lower water accumulating tank is connected with a water inlet pipe, and the water inlet pipe is connected with a second water pump;
the scraper assembly comprises a driving device and a scraper plate, a plurality of through holes corresponding to the positions of the heat exchange tubes are formed in the scraper plate, the heat exchange tubes penetrate through the through holes in the scraper plate, and the driving device is connected with the scraper plate and used for driving the scraper plate to move up and down.
Further optimize, the diameter of the through hole is larger than that of the heat exchange tube, and an elastic scraping blade attached to the outer wall of the heat exchange tube is arranged in each through hole.
Further optimize, the box upper end is provided with the case lid, drive arrangement sets up on the case lid, and drive arrangement includes telescopic link and support, and the support mounting is on the case lid, and the telescopic link is installed the back on the support, and the expansion end of telescopic link is connected with the scraper blade after passing the case lid.
Wherein, a spraying component is arranged below the scraper and comprises a plurality of spray heads arranged below the scraper, a water supply pipe connected with the spray heads and a third water pump connected with the water supply pipe.
Further optimizing, the shower nozzle divide into two sets ofly, and the position that is located the scraper blade border is a set, and the rest is another group, and the shower nozzle that is close to the scraper blade border position water spray direction is towards the box lateral wall.
Wherein, the bottom of the box body is obliquely arranged.
Further limited, the telescopic rod is an electric, pneumatic or hydraulic telescopic rod.
Further optimize, scrape dirty subassembly and be located the interior geothermal fluid liquid level top of box.
The guide assembly comprises a connecting cylinder arranged on the scraper, a guide rod arranged in the connecting cylinder in a sliding mode, a V-shaped guide wheel arranged on the guide rod through an installation frame, and a guide rail matched with the V-shaped guide wheel, wherein the V-shaped guide wheel is arranged on the guide rod through the installation frame, the side wall of the box body is arranged on the side wall of the box body, a spring is sleeved on the guide rod, one end of the spring is connected with the connecting cylinder, and the other end of the spring is connected with the installation frame.
Compared with the prior art, the invention has the following beneficial effects:
the invention mainly comprises a box body, a first water pump, a heat exchange assembly and a scale scraping assembly, wherein in actual use, high-temperature geothermal water is pumped into the box body by the first water pump and then flows out of a geothermal water outlet pipe, meanwhile, running water needing heat exchange is pumped into a lower water accumulation tank by a second water pump and then is uniformly distributed into heat exchange pipes, and then is subjected to heat exchange with the geothermal water and then is collected into an upper water accumulation tank to flow out, and in long-term heat exchange, a large amount of scale is formed on the outer wall of the heat exchange pipes to influence the heat exchange; can strike off the incrustation scale on the heat exchange tube through the dirty subassembly of scraping that sets up, when needs scale removal, reciprocate through drive arrangement drive scraper blade, at this moment, because the outer wall contact of through-hole and heat exchange tube, the scraper blade can strike off the incrustation scale of adhering to the heat exchange tube pipe wall when reciprocating, so can realize the purpose of scale removal, the heat transfer of being convenient for lasts going on.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.
Fig. 1 is a schematic view of the overall structure of the invention.
Fig. 2 is a partially enlarged view of the invention at a in fig. 1.
Fig. 3 is a partially enlarged view of the invention at B in fig. 1.
Reference numerals:
the device comprises a box body 1, a geothermal water inlet pipe 2, a geothermal water outlet pipe 3, a heat exchange assembly 4, an upper water accumulation tank 5, a lower water accumulation tank 6, a heat exchange pipe 7, a water outlet pipe 8, a water inlet pipe 9, a scale scraping assembly 10, a driving device 11, a scraper 12, a through hole 13, an elastic scraper 14, a box cover 15, a supporting leg 16, a spraying assembly 17, a guiding assembly 18, a connecting cylinder 19, a guide rod 20, a mounting frame 21, a guide rail 22, a spring 23 and a spray head 24.
Detailed Description
In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the inventive embodiments. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.
In the description of the embodiments of the present invention, it should be understood that the terms "length", "vertical", "horizontal", "top", "bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the embodiments of the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the invention, "a plurality" means two or more unless specifically limited otherwise.
In the embodiments of the present invention, unless otherwise specifically stated or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. Specific meanings of the above terms in the embodiments of the invention may be understood by those of ordinary skill in the art according to specific situations.
In embodiments of the invention, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but via another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.
The following disclosure provides many different embodiments or examples for implementing different configurations of embodiments of the invention. To simplify the disclosure of embodiments of the invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit embodiments of the invention. Furthermore, inventive embodiments may repeat reference numerals and/or reference letters in the various examples for purposes of simplicity and clarity and do not in themselves dictate a relationship between the various embodiments and/or arrangements discussed.
Embodiments of the invention are described in detail below with reference to the accompanying drawings.
Example one
Referring to fig. 1 to 3, the present embodiment discloses a geothermal fluid anti-scaling device for sichuan-tibet area, comprising:
the device comprises a box body 1, wherein the box body 1 is provided with a geothermal water inlet pipe 2 and a geothermal water outlet pipe 3;
the first water pump is arranged at the geothermal water inlet pipe 2 and is used for pumping geothermal fluid in the geothermal well into the box body 1;
the heat exchange assembly 4 comprises an upper water accumulating tank 5, a lower water accumulating tank 6 and a plurality of heat exchange tubes 7, the upper water accumulating tank and the lower water accumulating tank are connected through the heat exchange tubes 7, the lower water accumulating tank 6 is fixedly arranged at the bottom of the box body 1, the upper water accumulating tank 5 is connected with a water outlet tube 8, the lower water accumulating tank 6 is connected with a water inlet tube 9, and the water inlet tube 9 is connected with a second water pump;
the scale scraping component 10 comprises a driving device 11 and a scraper 12, a plurality of through holes 13 corresponding to the positions of the heat exchange tubes 7 are formed in the scraper 12, the heat exchange tubes 7 penetrate through the through holes 13 in the scraper 12, and the driving device 11 is connected with the scraper 12 and used for driving the scraper 12 to move up and down.
In actual use, high-temperature geothermal water is pumped into the box body 1 through the first water pump and then flows out of the geothermal water outlet pipe 3, meanwhile, running water needing heat exchange is pumped into the lower water accumulation tank 6 through the second water pump and then is uniformly distributed into the heat exchange pipe 7 to be subjected to heat exchange with the geothermal water and then is collected into the upper water accumulation tank 5 to flow out, and a large amount of scale can be formed on the outer wall of the heat exchange pipe 7 in long-term heat exchange to influence the heat exchange; can strike off the incrustation scale on the heat exchange tube through the dirty subassembly 10 that scrapes that sets up, when needs scale removal, reciprocate through 11 drive scraper blades 12 of drive arrangement, at this moment, because the outer wall contact of through-hole 13 and heat exchange tube 7, scraper blade 12 can scrape off the incrustation scale of adhering to the heat exchange tube 7 pipe wall when reciprocating, so can realize the purpose of scale removal, the heat transfer of being convenient for lasts and goes on.
Further preferably, in some embodiments, the diameter of the through hole 13 is larger than that of the heat exchange tube, and an elastic scraper 14 attached to the outer wall of the heat exchange tube 7 is arranged in each through hole 13; the flexible contact with the heat exchange tube 7 is realized through the arranged elastic scraping blade, the descaling effect is improved, and meanwhile, the damage to the heat exchange tube 7 caused by the hard contact between the scraping blade 12 and the heat exchange tube 7 is also avoided.
In this embodiment, a box cover 15 is arranged at the upper end of the box body 1, the driving device 11 is arranged on the box cover 15, the driving device 11 comprises a telescopic rod and a support, the support is arranged on the box cover 15, after the telescopic rod is arranged on the support, the movable end of the telescopic rod penetrates through the box cover 15 and then is connected with the scraper 12.
Therefore, when the descaling operation is needed, the scraper 12 can be driven to move up and down through the arranged telescopic rod, and the descaling operation of the heat exchange pipe 7 is further realized.
Further limited, the telescopic rod is an electric, pneumatic or hydraulic telescopic rod.
In actual use, the box body 1 and the box cover 15 are both made of heat-insulating materials, so that heat loss in the heat exchange process is reduced, and the utilization rate of geothermal resources is improved.
Further preferably, the bottom of the box body 1 is provided with a supporting leg 16.
Example two
The present embodiment is further optimized based on the first embodiment, in the present embodiment, a spraying assembly 17 is disposed below the scraper 12, and the spraying assembly 17 includes a plurality of spraying heads 24 disposed below the scraper 12, a water supply pipe connected to the spraying heads 24, and a third water pump connected to the water supply pipe.
When the heat exchange pipe 7 is descaled, the first water pump is turned off, after geothermal water in the box body 1 is discharged, the driving device 11 drives the scraper 12 to move, and meanwhile, the third water pump pumps clean water to the spray head 24 to form high-pressure water flow, so that the high-pressure water flow is matched with the elastic scraper 14 for descalement, and the descaling effect can be further improved; meanwhile, the scale on the accumulated water tank 6 can be removed under the action of water flow, so that the descaling effect is improved.
In actual use, the spray heads 24 are divided into two groups, one group is located at the edge of the scraper 12, the other group is located at the edge of the scraper 12, and the spray heads 24 close to the edge of the scraper 12 spray water in a direction towards the side wall of the box body 1; therefore, the scale formed on the inner wall of the box body 1 can be removed, and the scale removing effect is further improved.
Further optimization, the bottom of the box body 1 is obliquely arranged; when descaling is carried out, sewage is convenient to discharge.
In actual use, the scale scraping assembly 10 is positioned above the level of the hot fluid in the tank 1; thus, scale formation on blade 12 can be avoided during heat exchange.
Further optimize, in this embodiment, scraper 12 both sides are provided with direction subassembly 18, and direction subassembly 18 includes connecting cylinder 19, the guide arm 20 of slide setting in connecting cylinder 19, the V type guide pulley that sets up on guide arm 20 through mounting bracket 21 and set up the box 1 lateral wall can with V type guide pulley complex guide rail 22 on scraper 12, the cover is equipped with spring 23 on the guide arm 20, and spring 23 one end is connected with connecting cylinder 19, and one end is connected with mounting bracket 21.
The stability of the scraper 12 during movement can be improved through the arranged guide assembly 18, and the scraper 12 can be guided by the arranged guide assembly due to the elastic scraper arranged in the through hole 13 on the scraper 12; it should be noted that the guide assembly 18 may be selected for use in practice. If the driving device 11 is fixedly connected to the blade 12, the guide assembly 18 may not be used, and if the driving device is hinged, the stable movement of the blade 12 may be achieved by adding the guide assembly 18.
EXAMPLE III
The embodiment discloses a geothermal fluid anti-scaling method for Sichuan-Tibet areas, which comprises the steps of using the geothermal fluid anti-scaling device in the second embodiment; the scale scraping assembly 10 is connected with a controller, and the controller is used for controlling the scale scraping assembly 10 to regularly remove scale from the heat exchange assembly 4; in actual use, the geothermal water inlet pipe 2 is provided with a first valve, the geothermal water outlet pipe 3 is provided with a second valve, and the first valve and the second valve are both connected with the controller.
In the actual descaling, the controller is not only used for realizing the control of the descaling assembly 10, but also used for controlling the opening and closing of the first water pump and the second water pump;
in practical use, the anti-scaling steps are as follows:
step 1: the controller controls the first water pump and the second water pump to be closed, simultaneously controls the first valve to be closed, and controls the second valve to be opened to discharge geothermal water in the box body 1;
step 2:
the controller controls the driving device 11 to start, at this time, the driving device 11 drives the scraper 12 to reciprocate from top to bottom in the box body 1, at this time, the arranged elastic scraper 14 can move back and forth on the surface of the heat exchange tube 7, so as to scrape the scale on the heat exchange tube 7, and further achieve the purposes of descaling and scale prevention;
meanwhile, when the scraper 12 moves, the controller controls the spray assembly 17 to start, and the spray heads 24 in the spray assembly 17 are used for washing the heat exchange tube 7 and the inner wall of the box body 1, so that high-pressure water sprayed by the spray heads 24 washes and descales the heat exchange tube 7 and the inner wall of the box body 1 while the scraper 12 moves up and down; in the using process, the purpose of regularly washing and descaling is realized through the controller, and the heat exchange efficiency can be effectively improved.
While preferred embodiments of the invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all such alterations and modifications as fall within the scope of the invention.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, it should be noted that any modifications, equivalents and improvements made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (8)

1. A geothermal fluid anti fouling device for Sichuan-Tibet area which characterized in that: the device comprises a box body, a first water pump, a heat exchange assembly and a scale scraping assembly, wherein the box body is provided with a geothermal water inlet pipe and a geothermal water outlet pipe; the first water pump is arranged at the geothermal water inlet pipe and used for pumping geothermal fluid in the geothermal well into the box body; the heat exchange assembly comprises an upper water accumulating tank, a lower water accumulating tank and a plurality of heat exchange tubes, the upper water accumulating tank and the lower water accumulating tank are connected through the heat exchange tubes, the lower water accumulating tank is fixedly arranged at the bottom of the box body, the upper water accumulating tank is connected with a water outlet pipe, the lower water accumulating tank is connected with a water inlet pipe, and the water inlet pipe is connected with a second water pump; the scale scraping assembly comprises a driving device and a scraper plate, a plurality of through holes corresponding to the positions of the heat exchange tubes are formed in the scraper plate, the heat exchange tubes penetrate through the through holes in the scraper plate, and the driving device is connected with the scraper plate and used for driving the scraper plate to move up and down.
2. The geothermal fluid anti-scaling device for Sichuan-Tibet areas according to claim 1, wherein: the box upper end is provided with the case lid, drive arrangement sets up on the case lid, and drive arrangement includes telescopic link and support, and the support mounting is on the case lid, and the telescopic link is installed the back on the support, and the expansion end of telescopic link is connected with the scraper blade after passing the case lid.
3. The geothermal fluid anti-scaling device for Sichuan-Tibet areas according to claim 1, wherein: and a spraying assembly is arranged below the scraper and comprises a plurality of spray heads arranged below the scraper, a water supply pipe connected with the spray heads and a third water pump connected with the water supply pipe.
4. The geothermal fluid anti-scaling device for Sichuan-Tibet areas according to claim 3, wherein: the spray heads are divided into two groups, one group is positioned at the edge of the scraper, the other group is positioned at the edge of the scraper, and the spray heads close to the edge of the scraper spray the water in the direction towards the side wall of the box body.
5. The geothermal fluid anti-scaling device for Sichuan-Tibet areas according to claim 1, wherein: the bottom of the box body is obliquely arranged.
6. The geothermal fluid anti-scaling device for Sichuan-Tibet areas according to claim 2, wherein: the telescopic link is electronic, pneumatic or hydraulic telescopic link.
7. The geothermal fluid anti-scaling device for Sichuan-Tibet areas according to any one of claims 1-6, wherein: the scale scraping assembly is positioned above the liquid level of the geothermal fluid in the box body.
8. A method for preventing scale, characterized by: the geothermal fluid anti-scaling device for the Sichuan-Tibet area comprises the geothermal fluid anti-scaling device for the Sichuan-Tibet area, which is characterized in that a controller is connected with a scale scraping assembly; the method specifically comprises the following steps that the controller controls the scale scraping assembly to regularly remove scale from the heat exchange assembly.
CN202111079159.3A 2021-09-15 2021-09-15 Geothermal fluid scale prevention device and scale removal method for Sichuan-Tibet region Pending CN113669933A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111079159.3A CN113669933A (en) 2021-09-15 2021-09-15 Geothermal fluid scale prevention device and scale removal method for Sichuan-Tibet region

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111079159.3A CN113669933A (en) 2021-09-15 2021-09-15 Geothermal fluid scale prevention device and scale removal method for Sichuan-Tibet region

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CN113669933A true CN113669933A (en) 2021-11-19

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116221120A (en) * 2023-02-27 2023-06-06 江苏涵智博雅能源科技有限公司 Screw air compressor waste heat recovery energy-saving equipment

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116221120A (en) * 2023-02-27 2023-06-06 江苏涵智博雅能源科技有限公司 Screw air compressor waste heat recovery energy-saving equipment
CN116221120B (en) * 2023-02-27 2024-03-29 江苏涵智博雅能源科技有限公司 Screw air compressor waste heat recovery energy-saving equipment

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