CN219868572U - Intelligent geothermal well monitoring system - Google Patents
Intelligent geothermal well monitoring system Download PDFInfo
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- CN219868572U CN219868572U CN202320875208.2U CN202320875208U CN219868572U CN 219868572 U CN219868572 U CN 219868572U CN 202320875208 U CN202320875208 U CN 202320875208U CN 219868572 U CN219868572 U CN 219868572U
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- exploitation
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 97
- 235000020681 well water Nutrition 0.000 claims abstract description 17
- 239000002349 well water Substances 0.000 claims abstract description 17
- 238000010438 heat treatment Methods 0.000 claims abstract description 16
- 238000012806 monitoring device Methods 0.000 claims abstract description 15
- 238000004519 manufacturing process Methods 0.000 claims description 10
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000005065 mining Methods 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 5
- 230000003068 static effect Effects 0.000 description 5
- 238000011161 development Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 241000282414 Homo sapiens Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001595 flow curve Methods 0.000 description 1
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- Jet Pumps And Other Pumps (AREA)
Abstract
The utility model relates to an intelligent geothermal well monitoring system which comprises a submersible pump variable frequency cabinet, a recharging pressurizing pump variable frequency cabinet, an geothermal well intelligent monitoring device, a exploitation well, a recharging well and a heating machine room, wherein a exploitation well water level sensor and a submersible pump are arranged in the exploitation well, and an ultrasonic heat meter, a exploitation water outlet temperature sensor and a exploitation water outlet pressure sensor are arranged in a exploitation well pipeline; a recharging well water level sensor is arranged in the recharging well, a recharging booster pump is arranged above the recharging well, one side of the recharging booster pump is sequentially connected with a recharging ultrasonic flow meter and a recharging water pressure sensor, and a recharging water temperature sensor, a geothermal water filter front pressure sensor, a geothermal water filter and a geothermal water filter rear pressure sensor are arranged in a recharging well pipeline. The utility model can automatically form an operation record graph, record operation faults, monitor geothermal well operation data, record the accumulated operation time of the submersible pump and provide basis for maintenance and replacement of the submersible pump.
Description
Technical Field
The utility model relates to the technical field of geothermal exploitation, in particular to an intelligent geothermal well monitoring system.
Background
In recent years, with the rapid development of society, the demand of human beings for energy has been increasing, and at present, the energy problem has become increasingly serious, so that new energy sources represented by solar energy, wind energy, water energy and geothermal energy have been increasingly trusted by people.
Geothermal resources are well known not to be an inexhaustible source of energy. Only in the early stage of development and utilization, scientific and effective management modes and methods are actively explored, and the sustainable development and utilization of geothermal resources can be ensured by reasonably utilizing the precious clean energy. In the prior art, the conventional geothermal well monitoring system only monitors geothermal well flow, temperature, pressure and water level, has few monitoring items, cannot form an operation record graph, and cannot control equipment such as geothermal well submersible pumps and the like to operate and feed back the operation state of the system.
Disclosure of Invention
The utility model aims to solve the defects of the prior art and provides an intelligent geothermal well monitoring system.
The utility model adopts the following technical scheme to realize the aim: an intelligent geothermal well monitoring system comprises a submersible pump variable frequency cabinet, a recharging booster pump variable frequency cabinet, an geothermal well intelligent monitoring device, a exploitation well, a recharging well and a heating machine room, wherein a exploitation well water level sensor and a submersible pump are installed in the exploitation well, and an ultrasonic heat meter, a exploitation water outlet temperature sensor and a exploitation water outlet pressure sensor are installed in a exploitation well pipeline; a recharging well water level sensor is arranged in the recharging well, a recharging booster pump is arranged above the recharging well, one side of the recharging booster pump is sequentially connected with a recharging ultrasonic flow meter and a recharging water pressure sensor, and a recharging water temperature sensor, a geothermal water filter front pressure sensor, a geothermal water filter and a geothermal water filter rear pressure sensor are arranged in a recharging well pipeline.
Further, the pressure sensor behind the geothermal water filter is connected with a recharging pressurizing pump.
Further, the geothermal well intelligent monitoring device is connected with the submersible pump variable frequency cabinet, the recharging booster pump variable frequency cabinet and the heating machine room respectively.
Further, the geothermal well intelligent monitoring device is respectively connected with a exploitation well water level sensor, a exploitation water ultrasonic heat meter, a exploitation water temperature sensor and a exploitation water pressure sensor.
Further, the geothermal well intelligent monitoring device is respectively connected with a recharging water temperature sensor, a geothermal water filter front pressure sensor, a geothermal water filter rear pressure sensor, a recharging water ultrasonic flowmeter, a recharging water pressure sensor and a recharging well water level sensor.
The beneficial effects of the utility model are as follows: the utility model can be linked with an automatic control system of a heating machine room, can automatically form an operation record graph, records operation faults for operation management staff to inquire, can realize the monitoring of the operation data of the geothermal well, records the accumulated operation time of the submersible pump, and provides a basis for the maintenance and replacement of the submersible pump. The system can intelligently and automatically control the operation of the submersible pump and the recharging booster pump according to the detection data, and provides system operation state data with the heating machine room.
Drawings
FIG. 1 is a schematic block diagram of the present utility model;
in the figure: 1-a production well water level sensor; 2-a submersible pump; 3-ultrasonic calorimeter; 4-a produced water temperature sensor; 5-mining outlet water pressure sensor; 6-a submersible pump frequency conversion cabinet; 7-recharging a booster pump variable frequency cabinet; 8-an intelligent geothermal well monitoring device; 9-recharging water temperature sensor; 10-geothermal water filter front pressure sensor; 11-geothermal water filter; 12-geothermal water filter back pressure sensor; 13-recharging a booster pump; 14-recharging the ultrasonic flowmeter; 15-recharging a water pressure sensor; 16-recharging well water level sensor; 17-a production well; 18-recharging the well; 19-a heating machine room;
the embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.
Detailed Description
The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:
as shown in fig. 1, the intelligent geothermal well monitoring system comprises a submersible pump variable frequency cabinet 6, a recharging booster pump variable frequency cabinet 7, a geothermal well intelligent monitoring device 8, a exploitation well 17, a recharging well 18 and a heating machine room 19, wherein a exploitation well water level sensor 1 and a submersible pump 2 are installed in the exploitation well 17, and a exploitation water outlet ultrasonic heat meter 3, a exploitation water outlet temperature sensor 4 and a exploitation water outlet pressure sensor 5 are installed in a pipeline of the exploitation well 17; a recharging well water level sensor 16 is installed in the recharging well 18, a recharging pressure pump 13 is arranged above the recharging well 18, one side of the recharging pressure pump 13 is sequentially connected with a recharging ultrasonic flowmeter 14 and a recharging water pressure sensor 15, a recharging water temperature sensor 9, a geothermal water filter front pressure sensor 10, a geothermal water filter 11 and a geothermal water filter rear pressure sensor 12 are installed in a recharging well 18 pipeline, and the geothermal water filter rear pressure sensor 12 is connected with the recharging pressure pump 13. The geothermal well intelligent monitoring device 8 is respectively connected with the submersible pump variable frequency cabinet 6, the recharging booster pump variable frequency cabinet 7 and the heating machine room 19. The geothermal well intelligent monitoring device 8 is respectively connected with the exploitation well water level sensor 1, the ultrasonic heat meter 3, the exploitation water temperature sensor 4 and the exploitation water pressure sensor 5. The geothermal well intelligent monitoring device 8 is respectively connected with a recharging water temperature sensor 9, a geothermal water filter front pressure sensor 10, a geothermal water filter rear pressure sensor 12, a recharging water ultrasonic flowmeter 14, a recharging water pressure sensor 15 and a recharging well water level sensor 16.
An intelligent geothermal well monitoring system is characterized in that a mining well water level sensor 1 is used for measuring mining well running water level and static water level, an ultrasonic heat meter 3 is used for measuring instantaneous output heat power, accumulated output heat and instantaneous geothermal water mining amount of a geothermal well, the accumulated geothermal water mining amount is recorded, a mining water outlet temperature sensor 4 is used for monitoring the water outlet temperature of the geothermal well, a mining water pressure sensor 5 is used for detecting the outlet pressure of the geothermal well, a submersible pump variable-frequency cabinet 6 is used for detecting the starting and stopping state, the running frequency and the running current of a submersible pump, a recharging pressure pump variable-frequency cabinet 7 is used for detecting the starting and stopping state, the running frequency and the running current of the recharging pressure pump, a recharging temperature sensor 9 is used for detecting the pressure difference between the front of a geothermal water filter and the rear of the geothermal water filter, a recharging ultrasonic water flow meter 14 is used for measuring the instantaneous geothermal water recharging amount, a recharging water pressure sensor 15 is used for detecting the recharging pressure of the geothermal water, and the static water level is measured by a recharging water level sensor 16.
The geothermal well intelligent monitoring device 8 receives a start-stop signal and a exploitation flow control signal of the automatic control system of the heating machine room 19, the exploitation flow is detected in real time through the ultrasonic heat meter 3 according to the set flow of the automatic control system of the heating machine room 19, the operation frequency of the submersible pump 2 is automatically adjusted through the submersible pump frequency conversion cabinet 6, the exploitation flow is kept constant, and meanwhile, the system records the instantaneous output heat power, the accumulated output heat data and the accumulated geothermal water exploitation quantity of the geothermal well through the ultrasonic heat meter 3.
When the dynamic water level of the exploitation well 17 is lower than a set value, the system reduces the running frequency of the submersible pump 2 through the submersible pump frequency conversion cabinet 6, reduces the exploitation amount and sends a prompt signal to an automatic control system of the heat supply machine room 19; when the dynamic water level continues to be reduced to the lower limit value, the submersible pump 2 and the recharging and pressurizing pump 13 stop running, and an alarm signal is sent to an automatic control system of the heating machine room 19.
The operation of the recharging pressure pump 13 and the submersible pump 2 is controlled according to the recharging pressure of the recharging well 18, and when the recharging pressure of the recharging well 18 is higher than a set value, the operation frequency of the recharging pressure pump 13 is increased through the recharging pressure pump variable frequency cabinet 7. When the recharging pressure of the recharging well 18 is continuously increased to the upper limit value, the operation frequency of the submersible pump 2 is reduced through the submersible pump frequency conversion cabinet 6, the exploitation and recharging amount is reduced, and a prompt signal is sent to an automatic control system of the heating machine room 19. When the recharging pressure of the recharging well 18 is greater than the upper limit value, the operation of the submersible pump 2 and the recharging pressurizing pump 13 is stopped, and an alarm signal is sent to an automatic control system of the heating machine room 19.
The system monitors the running current of the submersible pump 2 through the submersible pump frequency conversion cabinet 6, when the running current is too high, a prompt signal is sent to the automatic control system of the heat supply machine room 19, the submersible pump 2 stops running when the running current is larger than a current set value, and an alarm signal is sent to the automatic control system of the heat supply machine room 19, so that the motor of the submersible pump 2 is prevented from being burnt.
The system detects the pressure difference between the front and the rear of the geothermal water filter 11 through the pressure sensor 10 before the hot water filter and the pressure sensor 12 after the geothermal water filter, and when the pressure difference is larger than a set value, a prompt signal is sent to an automatic control system of a heating machine room 19, the geothermal water filter 11 needs to be cleaned, and the geothermal water filter 11 executes a back flushing program.
The system can record operation data, including accumulated production quantity of the production well 17, accumulated recharge quantity of the recharge well 18, dynamic water levels and static water levels of the production well 17 and the recharge well 18, water outlet temperature of the production well 17, recharge water temperature of the recharge well 18, instantaneous output heat power of the geothermal well, accumulated output heat, operation frequency of the submersible pump 2 and the recharge pressure pump 13, current potential, accumulated operation time of the submersible pump 2 and the recharge pressure pump 13, and system operation faults.
The system can form an operation record graph which comprises a geothermal water exploitation instantaneous flow curve, dynamic water level and static water level curves of a exploitation well 17 and a recharging well 18, a exploitation well 17 water outlet temperature curve and a recharging well 18 recharging water temperature curve.
The operator can analyze the dynamic and static water level and the temperature change amplitude of the geothermal well according to the system operation record and the operation record graph, judge the state of the geothermal well and provide a basis for maintaining the geothermal well. The accumulated running time of the submersible pump 2 and the recharging pressurizing pump 13 is recorded, and a basis is provided for water pump maintenance and replacement.
While the utility model has been described above with reference to the accompanying drawings, it will be apparent that the utility model is not limited to the above embodiments, but is intended to cover various modifications, either made by the method concepts and technical solutions of the utility model, or applied directly to other applications without modification, within the scope of the utility model.
Claims (5)
1. The intelligent geothermal well monitoring system is characterized by comprising a submersible pump variable frequency cabinet (6), a recharging pressure pump variable frequency cabinet (7), a geothermal well intelligent monitoring device (8), a exploitation well (17), a recharging well (18) and a heating machine room (19), wherein an exploitation well water level sensor (1) and a submersible pump (2) are installed in the exploitation well (17), and an ultrasonic heat meter (3), an exploitation water outlet temperature sensor (4) and an exploitation water pressure sensor (5) are installed in a pipeline of the exploitation well (17); a recharging well water level sensor (16) is arranged in the recharging well (18), a recharging booster pump (13) is arranged above the recharging well (18), one side of the recharging booster pump (13) is sequentially connected with a recharging ultrasonic flow meter (14) and a recharging water pressure sensor (15), and a recharging water temperature sensor (9), a geothermal water filter front pressure sensor (10), a geothermal water filter (11) and a geothermal water filter rear pressure sensor (12) are arranged in a recharging well (18) pipeline.
2. An intelligent geothermal well monitoring system according to claim 1, characterized in that the geothermal water post-filter pressure sensor (12) is connected to a recharge pressurizing pump (13).
3. The intelligent geothermal well monitoring system according to claim 2, wherein the geothermal well intelligent monitoring device (8) is connected with the submersible pump variable frequency cabinet (6), the recharging booster pump variable frequency cabinet (7) and the heating machine room (19) respectively.
4. An intelligent geothermal well monitoring system according to claim 3, characterized in that the geothermal well intelligent monitoring device (8) is connected with the production well water level sensor (1), the production water ultrasonic heat meter (3), the production water temperature sensor (4) and the production water pressure sensor (5) respectively.
5. The intelligent geothermal well monitoring system according to claim 4, wherein the geothermal well intelligent monitoring device (8) is connected with a recharge water temperature sensor (9), a geothermal water filter front pressure sensor (10), a geothermal water filter rear pressure sensor (12), a recharge ultrasonic flowmeter (14), a recharge water pressure sensor (15) and a recharge well water level sensor (16), respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320875208.2U CN219868572U (en) | 2023-04-19 | 2023-04-19 | Intelligent geothermal well monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320875208.2U CN219868572U (en) | 2023-04-19 | 2023-04-19 | Intelligent geothermal well monitoring system |
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| Publication Number | Publication Date |
|---|---|
| CN219868572U true CN219868572U (en) | 2023-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320875208.2U Active CN219868572U (en) | 2023-04-19 | 2023-04-19 | Intelligent geothermal well monitoring system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117432399A (en) * | 2023-10-26 | 2024-01-23 | 青岛地质工程勘察院(青岛地质勘查开发局) | Method for calculating recoverable resource of geothermal fluid with pulse heat storage |
-
2023
- 2023-04-19 CN CN202320875208.2U patent/CN219868572U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117432399A (en) * | 2023-10-26 | 2024-01-23 | 青岛地质工程勘察院(青岛地质勘查开发局) | Method for calculating recoverable resource of geothermal fluid with pulse heat storage |
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